Helical Gear Rack

A helical gear rack is a mechanical component consisting of a straight toothed rack and a helical gear. The rack features linear teeth that mesh with the helical gear’s angled teeth to convert rotational motion into linear motion or vice versa.

Category: Gear Rack Tag: Gear Rack

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Description
Additional information

A helical gear rack is a mechanical component consisting of a straight toothed rack and a helical gear. The rack features linear teeth that mesh with the helical gear's angled teeth to convert rotational motion into linear motion or vice versa.

Function:

The primary function of a helical gear rack is to convert rotary motion into linear motion (or vice versa) with high efficiency and precision. It provides a mechanism for linear positioning, motion control, and power transmission in various mechanical systems.

Module	L	L2	Tooth No.	B	A0	A1	D	I	Hole No.	A	C1	C2	E	D1	I1	C3	Pitch Error /300mm
1	1000.00	3.14	300	15	15	14	-	-	-	-	-	-	-	-	-	-	0.02
1.5	1000.00	6.7	200	19	19	17.5	62.5	125	8	8	7	11	7	31.7	936.6	5.7	0.03
2	1000.00	8.5	150	24	24	22	62.5	125	8	8	7	11	7	31.7	936.6	5.7	0.031
2.5	1000.00	8.5	120	24	24	21.5	62.5	125	8	9	7	11	7	31.7	936.6	5.7	0.033
3	1000.00	10.3	100	29	29	26	62.5	125	8	9	10	15	9	35.0	930.0	7.7	0.035
4	1000.00	13.8	75	39	39	35	62.5	125	8	12	10	15	9	33.3	933.0	7.7	0.038
5	1000.00	17.4	60	49	39	34	62.5	125	8	12	14	20	13	37.5	925.0	11.7	0.04
6	1000.00	20.9	50	59	49	43	62.5	125	8	16	18	26	17	37.5	925.0	15.7	0.042
8	1000.00	28.7	36	79	79	71	60	120	8	25	22	33	21	120.0	720.0	19.7	0.045
10	1000.00	35.11	30	99	99	89	62.5	125	8	32	33	48	32	125.0	750.0	19.7	0.052

Advantages:

1. Increased Load Capacity: The helical gear's inclined teeth engage more teeth simultaneously, distributing the load over a larger contact area. This leads to improved load-carrying capacity compared to straight-toothed racks.
2. Smooth and Quiet Operation: The helical gear's angled teeth enable gradual and continuous engagement, reducing noise and vibration during operation.
3. Higher Efficiency: The helical gear rack design minimizes sliding friction, resulting in higher efficiency and reduced power loss.
4. Improved Accuracy: The helical gear rack's helix angle allows for finer positioning and greater accuracy in linear motion applications.
5. Versatility: Helical gear racks can be used in a wide range of applications, including CNC machines, robotics, industrial automation, printing presses, and material handling systems.

Process	Machining, Forging, Casting, Cutting
Material	C45（1045）, A3（low carbon steel）, 40Cr, 20CrMnTi, 42CrMo, Cast iron, Ductile iron, Copper, Stainless steel, and so on, as you requested
Heat Treatment	High-frequency quenching, Carburizing, Shot peening, Quenching, and Tempering, Nitriding
Surface Treatment	I am blacking, Hot-dip Galvanizing, Hard Chrome Plating, Zinc Plating, Electroplating, Nickel plating, Sandblasting, Color painting, Dacromet coating, Powder coating, and customer requirements.
Performance	Long lifespan, High precision, High wear resistance, High strength, Low noise, Smooth and steady, Fatigue strength
Model	ANSI, DIN, JIS Standard, Non-Standard, Spur Gears, Helical Gears, Straight Bevel Gears, Spiral Bevel Gears, Worm Gears, Gear Racks
Packaging	Products are carefully packaged, Inner plastic bags and outer carton boxes or customer requirement; after long-distance transport or long time store, open the package; brand new, no damage, no rust.

Applications

Helical gear racks find application in various industries and equipment, including:
- CNC milling machines and lathes for precise linear positioning.
- Robotic systems for controlled linear motion.
- Conveyors and material handling systems for transporting goods.
- Printing presses for accurate paper feed.
- Automotive and aerospace industries for actuation and positioning systems.

When your machine's precision motion drive exceeds what can easily and economically be achieved via ball screws, rack and pinion is the logical choice. Our products are precision ground and meet AGMA 9 specs. Best of all, our gear rack has indexing holes and pre-bored mounting holes. That saves you lots of time, hassle and expense. Just bolt it to your frame.

If your travel length is more than can be obtained from a single length of rack, no problem. Precision machined ends allow you to butt additional pieces and keep on going.

Precautions and Installation/Maintenance

1. Proper Alignment: Ensure proper alignment between the helical gear rack and the mating gear or pinion for smooth and efficient operation.
2. Lubrication: Apply appropriate lubrication to reduce friction and wear between the gear rack and the mating gear.
3. Regular Inspection: Regularly inspect the gear rack for signs of wear, damage, or misalignment. Replace or repair any worn or damaged components promptly.
4. Cleanliness: Keep the gear rack and mating gear clean from debris, dust, and contaminants to maintain optimal performance.
5. Proper Handling: Handle the gear rack with care to avoid any physical damage or deformation that could affect its functionality.

In order to make the assembly of connected racks smoother, half teeth are added to both ends of the standard rack to facilitate the connection of the lower half teeth of the next rack with the complete teeth. The picture below shows the connection method of two racks. The tooth gauge can accurately control the pitch position.

For the connection of helical racks, the opposite tooth gauge can be used to accurately connect.

1. When connecting the rack, it is recommended to lock the holes on the side of the rack first, and then in the order of the foundation. By assembling the tooth gauge, the pitch position of the rack can be assembled accurately and completely.

2. Finally, lock the rack positioning pins on the two racks; assembly is complete.

About EVER POWER

EVER POWER has rich experience in customizing various spur gear rack and helical gear racks, such as plastic gear rack, stainless steel gear rack, metal helical gear racks, linear gear rack and gear rack for elevator. Our factory can also produce nylon helical gear racks and plastic helical gear racks and pinions. We are pleased to offer professional services for rack and pinion manufacturing. If you need customized drawings, please get in touch with us.

In addition to gear rack, our company also provides various transmission parts products, such as agricultural gearboxes, pto shafts, chains and sprockets, hydraulic cylinders, air compressors, machine tools and other products. Customers are welcome to inquire about customized products.

Additional information

edited	by hyw

Product Quick Detail:

Standard and non-standard available
With high quality and competitive price
Prompt delivery
Packing as per customer’s demand.

We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.

Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available

1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request

Surface Treatment

Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.

Processing Method

CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly

QC & Certificate

Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009