Gear racks are rods with teeth that mesh with gears to convert rotary motion into linear motion. The combination of a rack and gear is called "rack and pinion," and they're used in lifting and positioning mechanisms like automotive steering systems, machine tools and CNC routers, valves, and conveyor systems.

Where are gear racks used?

Rack and pinions are used for lifting mechanisms (vertical movement), horizontal movement, positioning mechanisms, stoppers and to permit the synchronous rotation of several shafts in general industrial machinery. On the other hand, they are also used in steering systems to change the direction of cars.

What is the function of rack and pinion?

The rack and pinion gear set has two main functions: Conversion of the steering wheel's rotational motion into the linear motion needed for the vehicle's wheels to turn. Reduction of gears, which makes it easier for the steering wheel to turn the wheels.

Gear Racks

Name: Best Gear Racks Manufacturer and Supplier in Mumbai, India
Brand: Kreymayer

Kreymayer stocks a variety of gear racks to accommodate a wide range of rack and pinion configurations. We have racks with correctly configured tooth forms at the ends if the application requires a long length requiring multiple gear racks in series. This is referred to as “gear racks with machined ends.” When a gear rack is manufactured, the tooth cutting and heat treatment processes can cause it to try and go out of true. We can control this with special presses and corrective procedures.

Gear racks are frequently compared to ball screws as a mechanical element for converting rotary to linear motion. There are benefits and drawbacks to using racks instead of ball screws. The advantages of a gear rack include its mechanical simplicity, large load carrying capacity, and lack of length restrictions, among other things. The backlash, on the other hand, is a disadvantage. A ball screw’s advantages include high precision and low backlash, while its disadvantages include a length limit due to deflection.

There are applications in which the gear rack remains stationary while the pinion traverses, as well as those in which the pinion rotates on a fixed axis while the gear rack moves. The former is commonly used in conveying systems, whereas the latter is useful in extrusion systems and lifting/lowering applications.

In addition, We also offer a wide range of high-quality Helical Racks, Straight Teeth Ground Racks, Helical Teeth Ground Racks, Helical Hardened Racks, Helical Milled Quenched, tempered Racks, Straight Hardened Rack, Straight Milled Quenched, and tempered Ground Racks.

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DIN of Gear Rack

Code	DIN 3962	Material	Type	Teeth Treatment	Hardness	Mounted Holes	Module	Page
KCHRGH	DIN 5	S50C	Helical Right Hand 19°31’42”	Teeth Ground	Hardened HRC 50°-55°	Holes	1.5, 2, 2.5, 3, 4, 5, 6, 8	P.6
KCHRGH	DIN 6	S50C			Hardened HRC 50°-55°		1.5, 2, 2.5, 3, 4, 5, 6, 8, 10	P. 7
KAHRG	DIN 6	SCM440			*		1.5, 2, 2.5, 3, 4, 5, 6, 8	P. 8
KCHRM	DIN 8	S50C		Milled	*		1.5, 2, 3, 4, 5, 6, 8, 10	P. 9
KCHRMQ	DIN 8	S50C			HRC18°-22° Quenched & Tempered		1.5, 2, 3, 4, 5, 6, 8, 10	P. 10
KCHRMH	DIN 10	S50C			Hardened HRC 50°-55°		1.5, 2, 3, 4, 5, 6, 8, 10	P. 11
KCSRGH	DIN 5	S50C	Straight	Teeth Ground	Hardened HRC 50°-55		2, 3, 4, 5	P. 12
KCSRGH	DIN 6	S50C		Teeth Ground	Hardened HRC 50°-55		1.5, 2, 2.5, 3, 4, 5, 6, 8	P. 13
KCSRM	DIN 8	S50C		Milled	*		1.5, 2, 3, 4, 5, 6, 8, 10	P. 14
KCSRMQ	DIN 8	S50C			Quenched&Tempered HRC 18°-22°		1.5, 2, 3, 4, 5, 6, 8, 10	P. 15
KCSRMH	DIN 10	S50C			Hardened HRC 50°-55°		1.5, 2, 3, 4, 5, 6, 8, 10	P. 16

Rack Code Instruction

1st	2nd	3rd	4th	5th	6th	7th	8th
Material	Type	Shape	Teeth Treatment	Hardness	Module	Length	Grade
C	S	R	G	H	020	10	DIN JIS
C= Carbon Steel =S50C A=Alloy Steel =SCM440	S=Straight H=Helical	R=Rhombus	M=Milled G=Ground	H=Hardened Q=Quenched & Tempered	M1.5~M10	05=500mm 10=1000mm 15=1500mm 20=2000mm	DIN 5-10 JIS 1-5