Merchandise Description

We are specialist greatest miniature worm push elevate mechanism, screw carry, worm equipment screw jack makers and suppliers from China. All CZPT miniature worm drive carry mechanism, screw carry, worm gear screw jack are used to pushing, pulling, implement stress as linear actuators, and provide optimistic mechanical motion, precise positioning, and uniform lifting speeds.


JTC Series Cubic Screw Jack

Jacton JTC series cubic screw jack functions: a compact and flexible cubic housing, with large reliability and overall performance are assured with the exact same precision worm and worm gear established and CZPT screw. Load capability from 2.5 kN to five hundred kN as standard. Translating screw and CZPT screw configurations, anti-rotation (keyed) design option. Every model has 2 worm gear ratios and one screw lead as common, customized double screw leads. Worm shaft is rotated by a handwheel (hand wheel guide screw jack) or by an electric motor (electrical screw jack). Can be linked together in screw jack raise programs so that numerous models can be operated and controlled collectively. 


Dimension Drawing
About the entrance see, aspect check out and best see assembly drawings, please verify underneath website pages. About 2d Autocad dwg, dxf assembly drawings, and 3D stp, action, design, igs, prt or catpart assembly drawings, you should get in touch with us right.


JTW Series Machine Screw Jack

Jacton JTW sequence machine screw jack is also recognized as worm equipment machine screw jacks or machine screw mechanical actuators. JTW collection machine screw jack incorporates an alloy metal or stainless metal worm shaft which drives a higher power bronze worm equipment (drive sleeve). Load capacity from 1 ton to a hundred ton as regular. Translating screw and CZPT screw configurations, anti-rotation (keyed) layout alternative. Every model has 3 worm equipment ratios and single screw lead as common, tailored double screw prospects. Worm shaft is rotated by a handwheel (hand wheel handbook equipment screw jack) or by an electric motor (electrical machine screw jack). Can be connected jointly in screw jack raise techniques so that a number of models can be operated and managed jointly. 


Dimension Drawing
About the front look at, facet check out and leading look at assembly drawings, please check out underneath web site web pages. About 2d Autocad dwg, dxf assembly drawings, and 3D stp, step, product, igs, prt or catpart assembly drawings, you should get in touch with us right.

Shipment and Packing Pictures 
one. CZPT freight: seaport to seaport, price tag phrases CIF, FOB, EXW, CFR and so on.
2. Air freight: airport to airport, price tag conditions EXW, CRF and many others.
three. Air courier: DHL, FEDEX, UPS, TNT doorway to doorway shipment, value terms DDU, CPT and so forth.
100% standard exporting plywood instances. 
Observe: Global Exporting Common Picket Materials with Totally free Fumigation.

JACTON Benefits
one. Intercontinental standard materials for All CZPT brand name products. We insist on picking brand suppliers to source the substantial quality uncooked supplies to manage the generating approach. Optimization constantly the creation processes, inspecting in each website link and controlling creation internet site.
two. a hundred% top quality certain with double high quality inspections. The top quality inspection by high quality inspectors from processing to finished items as the initial time. Just before packing, the corresponding product sales engineers need to inspect the orders subsequent the paper drawings, buy quantities and particular markings in the bill or revenue contracts as the second time. Right after that, fill in the inspection report with signature and firm stamp.
3. 100% safety transportation. Packing with powerful normal export plywood cases supplies (cost-free fumigation), interior packing with epe foams to prevent items swaying and outer packing with iron sheets and fasteners to fasten the offers.
four. Internationl income engineers have skilled information and abilities on our standard products and support. They have adequate capacity to remedy the simple technological dilemma quickly no matter what by phone, on the internet chat, encounter to experience communications.
five. All the normal products with 2nd CAD Drawings (PDF, DWG and DXF formats), and 3D CAD Types (Action, STP, Design, IGS, PRT and CATParT formats).
six. Personalized design obtainable, OEM service offered, Free engineering advice, Cost-free prices offered and Buyer label available.
seven. Inspection equipments consist of motor with inverter drive technique, height adjustmemt motorized lifting system, coordinate measuring devices, outside the house micrometers, inside micrometers, depth calipers, vernier calipers, digital calipers, hardness testers, digital sounds meters, industrial infrared thermometers, digital pace measuring devices, electronic multimeters, and large precision clamp digital ammeter and many others. 
8. Processing with CZPT sophisticated machines such as CNC equipment hobbing machines, CNC flank grinding machines, CNC cylindrical grinding machines, multi-axis CNC milling machines, CNC lathes and others equipments.

Finished Assignments
one. Theatrical solutions phase and orchestra platform lifts tasks. Buyers are from France, Australia, Netherlands, United Kingdom, Spain and Canada. 
2. Hydroelectric electrical power station assignments and h2o conservancy projects. Consumers are from Vietnam, Australia, Malaysia, Russian Federation, Nepal, Pakistan, Belgium, United States and United Kingdom. 
three. Aircraft routine maintenance platforms and docking methods projects. Buyers are from Pakistan, Singapore and United Arab Emirates.  
4. Solar panel tracking system tasks. Consumers are from Spain, India and Canada. 
five. Bolted metal storage tanks and silos lifting options. Consumers are from South Africa, United States, Mexico, Russian Federation, Brazil and Vietnam. 
6. Dish antenna elevation and azimuth positioning initiatives. Clients are from Singapore, Malaysia and United States. 
seven. Railway wagon initiatives. Clients are from South Africa. 
eight. CZPT can production traces. Buyers are from Netherlands, United States, Thailand and Indonesia. 
nine. Steel factories production strains. Clients are from Iran, United States and Turkey. 
10. Constant PU sandwich panel production strains. Clients are from Thailand and United Kingdom.  

JACTON Consumers Regions(Countries)
one. American Nations around the world: United States, Mexico, Canada, Chile, Xihu (West Lake) Dis.through, Brazil, Colombia, Dominican Republic, Honduras, Costa Rica, Panama, Puerto Rico, Jamaica, Trinidad and Tobago, Aruba, Argentina, Peru, Venezuela.
two. European Nations: Russia, Germany, Turkey, France, United Kingdom, Italy, Spain, Ukraine, Poland, Romania, Netherlands, Belgium, Greece, Czech Republic, Portugal, Sweden, Hungary, Belarus, Austria, Switzerland, Bulgaria, Denmark, Finland, Slovakia, Norway, Ireland, Croatia, Georgia, Armenia, Lithuania, Slovenia, Estonia, Cyprus, Luxembourg, Iceland.
3. Asian International locations: Malaysia, Indonesia, Singapore, Pakistan, Philippines, Vietnam, United Arab Emirates, Thailand, Saudi Arabia, Iran, Turkey, India, Nepal, Yemen, ZheJiang , Sri Lanka, Israel, Jordan, Kuwait, Qatar.
four. Oceanian International locations: Australia, New Zealand, Fiji.
five. African International locations: South Africa, Egypt, Ethiopia, Nigeria, Kenya, Tanzania. 

JACTON Goods Listing
1. Manual Screw Jacks, Electric Screw Jacks.
two. Screw Jacks Collection: JT sequence CZPT screw jacks, JTC collection cubic screw jacks, JTW sequence equipment screw jacks, JTM sequence worm screw jacks, JTB collection ball screw jacks, JTD series cubic ball screw jacks, JSS series stainless metal screw jacks, JTS collection bevel gear screw jacks, Non-common series screw jacks. 
3. Bevel Gearboxes Series: JT sequence bevel gearboxes, JTP sequence cubic bevel gearboxes, JTA sequence aluminum bevel gearboxes, JTH series hollow shaft bevel gearboxes, BSS sequence stainless metal bevel gearboxes.  
4. Lifting Systems and Techniques Accessories: two-jacks methods, a few-jacks programs, four-jacks methods, six-jacks programs, eight-jacks techniques. Add-ons cover couplings, CZPT joints, cardan shafts, connecting shafts, electric motors, geared motors and reducers, hand wheel with crank handles, pillow block bearings, flange block bearings, rod conclude bearings, stop nuts, restrict switches, basic safety nut, vacation nuts, linear shafts and bearings, linear guides and bearings, telescopic spring addresses, bellows boot, protecting tube, trunnion adapter plates, trunnion mounting brackets, motor flanges, rotary encoders, potentiometers, frequency inverters and position indicators and so forth.
5. Electric powered Linear Actuators Sequence: Parallel weighty obligation linear actuators, In-line heavy duty linear actuators.
six. Geared Motors and Pace Reducers Collection: helical gearmotors R series, helical bevel gearmotors K series, parallel shaft helical gearmotors F series, helical worm gearmotors S series, small AC gear motor collection and worm equipment motor reducer series.

Speak to Data
JACTON Sector Co.,Ltd (VAT No.: 9144190007026567X3, registered Cash 500000CNY) is a leading company and provider of  Screw Jacks (Mechanical Actuators), Bevel Gearboxes, Lifting Systems, Electric Linear Actuators, Gearmotors and Pace Reducers, and Others Linear Movement and Electricity Transmission Goods in China.  We are Alibaba, Made-In-China and SGS (Serial NO.: QIP-ASI192186) audited company and supplier. We also have a strict top quality program, with senior engineers, skilled skilled personnel and practiced revenue groups, we constantly give the large top quality equipments to meet the clients electro-mechanical actuation, lifting and positioning wants. CZPT Industry guarantees good quality, trustworthiness, performance and benefit for present-day demanding industrial programs.
Website (English): screw-jacks
Web site (English): screw-jacks
Web site (Chinese): screw-jacks

Worm Shafts and Gearboxes

If you have a gearbox, you may possibly be questioning what the very best Worm Shaft is for your application. There are a number of factors to think about, like the Concave form, Amount of threads, and Lubrication. This post will describe every single factor and assist you select the right Worm Shaft for your gearbox. There are a lot of choices obtainable on the industry, so never wait to store all around. If you are new to the globe of gearboxes, go through on to learn more about this well-liked sort of gearbox.
worm shaft

Concave form

The geometry of a worm gear differs considerably relying on its producer and its supposed use. Early worms experienced a standard profile that resembled a screw thread and could be chased on a lathe. Later, tools with a straight sided g-angle were produced to create threads that had been parallel to the worm’s axis. Grinding was also created to enhance the complete of worm threads and minimize distortions that take place with hardening.
To select a worm with the proper geometry, the diameter of the worm equipment must be in the exact same device as the worm’s shaft. After the simple profile of the worm gear is decided, the worm gear enamel can be specified. The calculation also involves an angle for the worm shaft to prevent it from overheating. The angle of the worm shaft should be as near to the vertical axis as feasible.
Double-enveloping worm gears, on the other hand, do not have a throat about the worm. They are helical gears with a straight worm shaft. Since the tooth of the worm are in make contact with with every other, they create considerable friction. As opposed to double-enveloping worm gears, non-throated worm gears are a lot more compact and can deal with more compact hundreds. They are also simple to manufacture.
The worm gears of different manufacturers offer you a lot of positive aspects. For instance, worm gears are a single of the most effective techniques to increase torque, while lower-high quality components like bronze are difficult to lubricate. Worm gears also have a minimal failure fee due to the fact they allow for considerable leeway in the design and style procedure. Regardless of the variances between the two requirements, the all round functionality of a worm gear technique is the same.
The cone-formed worm is another variety. This is a technological plan that combines a straight worm shaft with a concave arc. The concave arc is also a valuable utility product. Worms with this condition have much more than 3 contacts at the exact same time, which implies they can decrease a massive diameter with no abnormal wear. It is also a fairly lower-expense design.
worm shaft

Thread sample

A very good worm equipment requires a ideal thread sample. There are a handful of essential parameters that decide how excellent a thread sample is. Firstly, the threading pattern must be ACME-threaded. If this is not attainable, the thread have to be manufactured with straight sides. Then, the linear pitch of the “worm” need to be the very same as the circular pitch of the corresponding worm wheel. In easy conditions, this indicates the pitch of the “worm” is the exact same as the circular pitch of the worm wheel. A quick-alter gearbox is usually used with this sort of worm equipment. Alternatively, lead-screw alter gears are used alternatively of a rapid-adjust equipment box. The pitch of a worm gear equals the helix angle of a screw.
A worm gear’s axial pitch need to match the circular pitch of a gear with a higher axial pitch. The round pitch is the length between the factors of teeth on the worm, although the axial pitch is the length among the worm’s tooth. One more element is the worm’s lead angle. The angle between the pitch cylinder and worm shaft is named its direct angle, and the greater the direct angle, the increased the effectiveness of a gear.
Worm equipment tooth geometry differs relying on the producer and meant use. In early worms, threading resembled the thread on a screw, and was simply chased making use of a lathe. Later, grinding improved worm thread finishes and minimized distortions from hardening. As a outcome, right now, most worm gears have a thread pattern corresponding to their measurement. When deciding on a worm equipment, make positive to check for the number of threads prior to acquiring it.
A worm gear’s threading is essential in its procedure. Worm teeth are normally cylindrical, and are organized in a sample similar to screw or nut threads. Worm teeth are typically shaped on an axis of perpendicular in contrast to their parallel counterparts. Since of this, they have better torque than their spur gear counterparts. In addition, the gearing has a reduced output pace and large torque.

Quantity of threads

Different varieties of worm gears use different numbers of threads on their planetary gears. A solitary threaded worm gear must not be utilized with a double-threaded worm. A single-threaded worm equipment should be utilised with a solitary-threaded worm. Solitary-threaded worms are a lot more efficient for pace reduction than double-threaded types.
The number of threads on a worm’s shaft is a ratio that compares the pitch diameter and number of enamel. In standard, worms have 1,2,4 threads, but some have a few, five, or six. Counting thread commences can help you figure out the amount of threads on a worm. A one-threaded worm has much less threads than a several-threaded worm, but a multi-threaded worm will have a lot more threads than a mono-threaded planetary gear.
To evaluate the quantity of threads on a worm shaft, a small fixture with two ground faces is utilized. The worm must be removed from its housing so that the concluded thread area can be inspected. Following identifying the amount of threads, basic measurements of the worm’s outside the house diameter and thread depth are taken. As soon as the worm has been accounted for, a forged of the tooth area is produced using epoxy content. The casting is moulded amongst the two tooth flanks. The V-block fixture rests against the outside diameter of the worm.
The round pitch of a worm and its axial pitch need to match the circular pitch of a greater equipment. The axial pitch of a worm is the distance among the points of the tooth on a worm’s pitch diameter. The lead of a thread is the length a thread travels in 1 revolution. The guide angle is the tangent to the helix of a thread on a cylinder.
The worm gear’s pace transmission ratio is based on the amount of threads. A worm equipment with a large ratio can be effortlessly decreased in one particular action by utilizing a set of worm gears. Nevertheless, a multi-thread worm will have far more than two threads. The worm gear is also more successful than single-threaded gears. And a worm gear with a higher ratio will allow the motor to be employed in a assortment of purposes.
worm shaft


The lubrication of a worm equipment is specifically demanding, because of to its friction and large sliding make contact with force. Luckily, there are several choices for lubricants, these kinds of as compounded oils. Compounded oils are mineral-dependent lubricants formulated with 10 p.c or far more fatty acid, rust and oxidation inhibitors, and other additives. This mix final results in enhanced lubricity, decreased friction, and lower sliding dress in.
When choosing a lubricant for a worm shaft, make sure the product’s viscosity is correct for the type of gearing utilised. A minimal viscosity will make the gearbox difficult to actuate and rotate. Worm gears also go through a better sliding motion than rolling movement, so grease must be in a position to migrate evenly through the gearbox. Repeated sliding motions will push the grease away from the contact zone.
An additional consideration is the backlash of the gears. Worm gears have high gear ratios, often three hundred:1. This is critical for electricity applications, but is at the identical time inefficient. Worm gears can create warmth during the sliding movement, so a high-top quality lubricant is important. This variety of lubricant will reduce heat and guarantee optimum functionality. The subsequent guidelines will assist you choose the correct lubricant for your worm gear.
In minimal-speed apps, a grease lubricant could be adequate. In greater-pace applications, it is best to implement a artificial lubricant to avert untimely failure and tooth use. In each cases, lubricant choice relies upon on the tangential and rotational pace. It is important to comply with manufacturer’s suggestions relating to the selection of lubricant. But remember that lubricant choice is not an easy process.

China Standard Best Miniature Worm Drive Lift Mechanism, Screw Lift, Worm Gear Screw Jack Manufacturer     with high qualityChina Standard Best Miniature Worm Drive Lift Mechanism, Screw Lift, Worm Gear Screw Jack Manufacturer     with high quality