CN215239391U

CN215239391U - Clamp for processing eccentric hole of gear

Info

Publication number: CN215239391U
Application number: CN202121196852.4U
Authority: CN
Inventors: 王磊
Original assignee: Suzhou Xinkun Precision Machinery Manufacturing Co ltd
Current assignee: Suzhou Xinkun Precision Machinery Manufacturing Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-21
Anticipated expiration: 2031-05-31

Abstract

The utility model provides an anchor clamps for gear eccentric orfice processing, including carousel, spacing hole and clamping screw, one side of carousel is fixed on rotating the motor, the center department of carousel opens there is a spacing hole, and the gear is placed the surface of carousel just spacing hole with the eccentric orfice intercommunication of gear, the surface of carousel is equipped with a plurality of sliding holes along its circumferencial direction, the sliding hole is followed the radius direction of carousel distributes, the inside sliding connection in sliding hole has a clamping screw, clamping screw's both ends have a fixed block through threaded engagement respectively, are fixed block one and fixed block two respectively, fixed block one is hugged closely the back of carousel, fixed block two is hugged closely the surface of gear. The utility model discloses effectively avoid the gear skew in the processing.

Description

Clamp for processing eccentric hole of gear

Technical Field

The utility model relates to a gear eccentric orfice processing technology field especially relates to an anchor clamps for gear eccentric orfice processing.

Background

Gears are wheel-like mechanical parts that transmit torque by virtue of meshing of teeth. The gear can realize the functions of changing the rotating speed and the torque, changing the moving direction, changing the moving form and the like by transmitting with other toothed mechanical parts (such as another gear, a rack and a worm). Because of the advantages of high transmission efficiency, accurate transmission ratio, large power range and the like, the gear mechanism is widely applied to industrial products, and the design and manufacturing level of the gear mechanism directly influences the quality of the industrial products. The mutual buckling of the gear teeth on the gear can drive the other gear to rotate so as to transmit power. For the gear with the eccentric hole, the machining of the eccentric hole (such as reaming and boring the eccentric hole) is a major technological problem, because the rotation center of the gear is usually the axis of the gear after the gear is clamped and fixed by a specific clamp, the eccentric hole can rotate along the axis of the gear, and the machining of the eccentric hole requires the eccentric hole to rotate.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide an anchor clamps for gear eccentric orfice processing to solve the gear after specific anchor clamps clamping is fixed, the centre of rotation often all is the axle center of gear, and rotary motion can be along the gear axle center to the eccentric orfice this moment, and need the eccentric orfice itself to the processing of eccentric orfice to be rotary motion's problem.

For solving the technical problem, the utility model provides a pair of an anchor clamps for gear eccentric orfice processing, including carousel, spacing hole and clamping screw, one side of carousel is fixed on rotating the motor, the center department of carousel opens there is a spacing hole, and the gear is placed the surface of carousel just spacing hole with the eccentric orfice intercommunication of gear, the surface of carousel is equipped with a plurality of sliding holes along its circumferencial direction, the sliding hole is followed the radial direction of carousel distributes, the inside sliding connection of sliding hole has a clamping screw, clamping screw's both ends have a fixed block through threaded engagement respectively, are fixed block one and fixed block two respectively, fixed block one hugs closely the back of carousel, fixed block two hugs closely the surface of gear.

Preferably, the fixed end of the rotating motor is fixed on the fixed seat, and the output shaft of the rotating motor penetrates through the rotary disc.

Preferably, the surface of the turntable is further provided with a fixed rod, the fixed rod penetrates through a central hole of the gear, the end part of the fixed rod is meshed with a limiting block through threads, and the limiting block is pressed on the surface of the gear.

Preferably, the number of the sliding holes is at least three, and the diameter length of the first fixing block and the second fixing block is longer than the width of the sliding holes.

Preferably, the surface of the rotating disc is provided with a non-slip mat.

Compared with the prior art, the utility model provides a pair of an anchor clamps for gear eccentric orfice processing has following beneficial effect: the utility model is provided with a rotating motor and a turntable, the output shaft of the rotating motor is fixedly connected to the turntable, a gear is clamped on the surface of the turntable, the rotating motor is utilized to drive the turntable to rotate, further, the eccentric hole of the gear can be processed, the middle part of the turntable is provided with a limit hole which is communicated with the eccentric hole of the gear, the turntable is rotated, the gear synchronously rotates by taking the eccentric hole as an axis, the gear can not deviate when the deviation hole is processed in such a way, the surface of the turntable is provided with a fixed rod which passes through the central hole of the gear, the surface of the fixed rod is engaged with a limit block through threads, the surface of the gear is pressed on the surface of the gear through the limit block, the gear is fixed, the gear is prevented from moving, the surface of the turntable is provided with a plurality of sliding holes along the radius direction, the sliding holes are internally and slidably connected with fixing screw rods, the position of the fixing screw rods can be changed according to the width of the gear, and then the first fixing block and the second fixing block are rotated, the second fixing block can be pressed on the surface of the gear, and the gear is prevented from moving in the machining process.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a fixture for machining an eccentric hole of a gear according to the present invention;

FIG. 2 is a schematic structural view of the turntable shown in FIG. 1;

fig. 3 is a schematic structural view of the fixing screw shown in fig. 1.

Reference numbers in the figures: 1. a fixed seat; 2. a turntable; 3. a limiting hole; 4. a slide hole; 5. fixing the screw rod; 6. a first fixed block; 7. a second fixed block; 8. a non-slip mat; 9. fixing the rod; 10. a limiting block; 11. the motor is rotated.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1, fig. 2 and fig. 3 in combination, a fixture for processing an eccentric hole of a gear includes a rotary table 2, a limiting hole 3 and a fixing screw 5, one side of the rotary table 2 is fixed on a rotating motor 11, the central portion of the rotary table 2 is provided with the limiting hole 3, the gear is placed on the surface of the rotary table 2, the limiting hole 3 is communicated with the eccentric hole of the gear, the surface of the rotary table 2 is provided with a plurality of sliding holes 4 along the circumferential direction thereof, the sliding holes 4 are distributed along the radial direction of the rotary table 2, the inside of the sliding hole 4 is connected with the fixing screw 5 in a sliding manner, two ends of the fixing screw 5 are respectively engaged with a fixing block through threads, namely a fixing block one 6 and a fixing block two 7, the fixing block one 6 is tightly attached to the back of the rotary table 2, and the fixing block two 7 is tightly attached to the surface of the gear.

In this embodiment, the stiff end of rotating motor 11 is fixed on fixing base 1, the output shaft fixed connection of rotating motor 11 carousel 2, it drives to rotate motor 11 carousel 2 rotates, and then can process the eccentric orfice.

In this embodiment, the surface of the turntable 2 is further provided with a fixing rod 9, the fixing rod 9 penetrates through the central hole of the gear, the end of the fixing rod 9 is engaged with a limiting block 10 through threads, and the limiting block 10 presses on the surface of the gear. The connectivity of the gear and the turntable 2 is strengthened, and the separation of the gear and the turntable is avoided.

In this embodiment, at least three sliding holes 4 are provided, and the diameter lengths of the first fixing block 6 and the second fixing block 7 are longer than the width of the sliding holes 4. The steadiness of gear is strengthened.

In this embodiment, the surface of the turntable 2 is provided with a non-slip mat 8. The gear is prevented from slipping during machining.

The working principle is as follows: the utility model is provided with a rotating motor 11 and a turntable 2, the output shaft of the rotating motor 11 is fixedly connected to the turntable 2, a gear is clamped on the surface of the turntable 2, the rotating motor 11 is utilized to drive the turntable 2 to rotate, further, the eccentric hole of the gear can be processed, the middle part of the turntable 2 is provided with a limit hole 3, the limit hole 3 is communicated with the eccentric hole of the gear, the turntable 2 rotates, the gear synchronously rotates by taking the eccentric hole as an axis, the gear can not deviate when the deviation hole is processed, the surface of the turntable 2 is provided with a fixed rod 9, the fixed rod 9 passes through the central hole of the gear, the surface of the fixed rod 9 is engaged with a limit block 10 through threads, the surface of the gear is pressed on the surface of the gear through the limit block 10, the fixation of the gear is realized, the gear is prevented from moving, the surface of the turntable 2 is provided with a plurality of sliding holes 4 along the radius direction, the sliding holes 4 are internally and are connected with a fixed screw rod 5 in a sliding way, the position of the fixing screw rod 5 can be changed according to the width of the gear, and then the first fixing block 6 and the second fixing block 7 are rotated, so that the second fixing block 7 can be pressed on the surface of the gear, and the gear is prevented from moving in the machining process.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a anchor clamps for gear eccentric orfice processing which characterized in that: including carousel, spacing hole and clamping screw, one side of carousel is fixed on rotating the motor, the center department of carousel opens there is a spacing hole, and the gear is placed the surface of carousel just spacing hole with the eccentric orfice intercommunication of gear, the surface of carousel is equipped with a plurality of sliding holes along its circumferencial direction, the sliding hole is followed the radial direction of carousel distributes, the inside sliding connection of sliding hole has a clamping screw, clamping screw's both ends have a fixed block through threaded engagement respectively, are fixed block one and fixed block two respectively, fixed block one is hugged closely the back of carousel, fixed block two is hugged closely the surface of gear.

2. The clamp for machining the eccentric hole of the gear according to claim 1, wherein: the fixed end of the rotating motor is fixed on the fixed seat, and the output shaft of the rotating motor penetrates through the rotary table.

3. The clamp for machining the eccentric hole of the gear according to claim 1, wherein: the surface of the turntable is also provided with a fixed rod, the fixed rod penetrates through a central hole of the gear, the end part of the fixed rod is meshed with a limiting block through threads, and the limiting block is pressed on the surface of the gear.

4. The clamp for machining the eccentric hole of the gear according to claim 1, wherein: the number of the sliding holes is at least three, and the diameter length of the first fixing block and the diameter length of the second fixing block are longer than the width of the sliding holes.

5. The clamp for machining the eccentric hole of the gear according to claim 1, wherein: and the surface of the rotary disc is provided with an anti-slip pad.