CN222242976U - A clamping mechanism for gear finishing - Google Patents
A clamping mechanism for gear finishing Download PDFInfo
- Publication number
- CN222242976U CN222242976U CN202421102406.6U CN202421102406U CN222242976U CN 222242976 U CN222242976 U CN 222242976U CN 202421102406 U CN202421102406 U CN 202421102406U CN 222242976 U CN222242976 U CN 222242976U
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- Prior art keywords
- gear
- gears
- grooves
- positioning
- clamping
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
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Abstract
The utility model discloses a clamping mechanism for gear finishing, which comprises a workbench, wherein a grinding machine is arranged on the workbench through a bracket, a gear fixing table is arranged below the grinding machine, a positioning column is arranged on the gear fixing table, opposite grooves are formed in the gear fixing table on two sides of the positioning column, the bottoms of the grooves are communicated, a bidirectional screw rod is arranged in each groove, a bidirectional motor is arranged on the bidirectional screw rod positioned below the positioning column, clamping plates are respectively arranged on the bidirectional screw rods positioned in the two grooves, a round positioning block is sleeved on the positioning column, and a PLC (programmable logic controller) is arranged at the side end of the workbench. According to the utility model, the outer sides of the gears are clamped by the clamping plates at the two sides, the center holes of the gears are positioned by the positioning blocks, and different positioning blocks can be replaced according to the diameters of the center holes of different gears, so that the clamping and fixing of gears with different specifications and sizes are realized, the clamping stability of the gears is improved, and the machining precision of the gears is further improved.
Description
Technical Field
The utility model relates to the technical field of gear machining, in particular to a clamping mechanism for gear finish machining.
Background
The gear is a mechanical element with teeth on the rim, which can continuously mesh to transmit motion and power, and is a mechanical part with teeth which can mesh with each other.
The gear needs to be subjected to heat treatment processing in the processing process, the gear usually generates certain deformation in the heat treatment process, and the precision of the gear cannot meet the requirement, so that the gear needs to be finished after the heat processing is finished, the surface of the gear is processed through a grinding machine in the existing finishing process, and the gear is fixed in the processing process.
At present, most of clamping devices for gear machining on the market are unstable and cannot clamp different sizes, and due to the fact that the types of gears required on the market are different, the clamping devices are unstable when clamping gears of different sizes, the gears after heat treatment are deformed, clamping infirm easily occurs, the clamping devices are easy to loosen when being machined, and therefore machining accuracy of the gears is reduced.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a clamping mechanism for gear finish machining, which can clamp different gears, improve the stability of gear clamping and further improve the precision of gear machining.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.
The clamping mechanism for gear finishing comprises a workbench used for gear finishing, a grinding machine used for gear finishing is arranged on the workbench through a support, a gear fixing table used for fixing gears is arranged below the grinding machine, a positioning column used for positioning the gears is arranged on the gear fixing table, opposite grooves are formed in the gear fixing table on two sides of the positioning column, the bottoms of the grooves are communicated, a bidirectional screw rod is arranged in the grooves, a bidirectional motor used for driving the bidirectional screw rod to rotate is arranged on the bidirectional screw rod located below the positioning column, clamping plates capable of moving left and right along the bidirectional screw rod and used for clamping intermediate gears are respectively arranged on the bidirectional screw rods in the two grooves, a round positioning block used for adapting to a gear center hole and positioning the gear center hole is sleeved on the positioning column, a PLC (programmable logic controller) used for controlling gear clamping is arranged at the side end of the workbench, and the output end of the PLC is connected with the input end of the bidirectional motor.
Further optimizing technical scheme, the gear fixing table is circular structure, and gear fixing table is concentric with the reference column, and the below of workstation is provided with and is used for driving gear fixing table pivoted rotating electrical machines, and rotating electrical machines's motor shaft passes the workstation and connects on gear fixing table's bottom terminal surface, and rotating electrical machines's input is connected the output of PLC controller.
Further optimizing the technical scheme, the inboard of grip block sets up the rubber slab that is used for preventing fish tail gear surface.
According to the technical scheme, a rubber ring for preventing the inner surface of the gear from being scratched is arranged on the periphery of the positioning block.
According to the technical scheme, a pull ring which is convenient for taking and placing the positioning block is arranged at the upper end of the positioning block.
Further optimizing technical scheme is provided with on the recess that is located the grip block both sides and connects grip block and recess tip, is used for preventing that the residue from falling into the organ type rubber pad in the recess.
By adopting the technical scheme, the utility model has the following technical progress.
According to the clamping mechanism for gear finish machining, the outer sides of gears are clamped through the clamping plates at the two sides, the center holes of the gears are positioned through the positioning blocks, and different positioning blocks can be replaced according to the diameters of the center holes of different gears, so that the gears with different specifications and sizes are clamped and fixed, the clamping stability of the gears is improved, and the machining precision of the gears is further improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the turntable according to the present utility model.
The hydraulic machine comprises a workbench, a gear fixing table, a bracket, a grinding machine, a rotating motor, a bidirectional screw rod, a clamping plate, a rubber plate, a gear, a positioning column, a positioning block, a rubber ring, a pull ring, a PLC controller, a groove and an organ-type rubber pad, wherein the workbench, the gear fixing table, the bracket, the grinding machine, the rotating motor, the bidirectional screw rod, the clamping plate, the rubber plate, the gear, the positioning column, the positioning block, the positioning ring, the rubber ring, the pull ring, the PLC controller, the groove and the rubber pad.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the specific embodiments.
The utility model provides a fixture for gear finishing, combines the fig. 1 to 2 to show, includes workstation 1, is provided with grinding machine 4 and PLC controller 15 through support 3 on the workstation 1, is used for carrying out finish machining to gear 10, is provided with gear fixing platform 2 on the workstation 1 of grinding machine 4 below, is used for fixing gear 10, is provided with reference column 11 on the gear fixing platform 2, is used for fixing a position the gear, and PLC controller 15 is used for controlling gear clamping.
The gear fixing table 2 is of a circular structure, the gear fixing table 2 and the positioning columns 11 are concentrically arranged, grooves 16 are formed in the gear fixing tables 2 on two sides of the positioning columns 11, the two grooves 16 are oppositely arranged, the bottoms of the grooves 16 are communicated, a bidirectional screw rod 7 is arranged in each groove, a bidirectional motor 6 is arranged on the bidirectional screw rod below the positioning columns 11 and used for driving the bidirectional screw rod to rotate, and the input end of the bidirectional motor 6 is connected with the output end of the PLC 15. Be provided with grip block 8 on two-way lead screw 7 in two recesses 16 respectively, two grip blocks can follow two-way lead screw 7 and control the removal, are used for centre gripping intermediate gear 10, and the inboard of grip block 8 is provided with rubber slab 9, is used for the centre gripping gear, prevents the fish tail gear surface, can also play skid-proof effect, has improved the steadiness of gear centre gripping.
The grooves on two sides of the clamping plate 8 are provided with the organ type rubber pads 17, two ends of each organ type rubber pad are connected with the clamping plate and the ends of the grooves, and the organ type rubber pads can stretch and retract according to movement of the clamping plate and are used for preventing residues generated during finish machining from falling into the grooves.
The positioning column 11 is sleeved with a positioning block 12, the positioning block 12 is of a circular structure, a blind hole is formed in the center of the bottom of the positioning block 12 and matched with the positioning column 11, and the positioning column 11 is used for adapting to the central hole of the gear 10 and positioning the central hole of the gear. The circumference side of the positioning block 12 is provided with a rubber ring 13 for placing the inner surface of the scratch gear.
When the gears are positioned, positioning blocks with different sizes can be replaced according to the sizes of the center holes of the gears, so that the gears with different sizes can be clamped and fixed.
The upper end of the positioning block 12 is provided with a pull ring 14, so that the positioning block can be conveniently taken and placed, and the operation of staff is facilitated.
The bottom of the workbench 1 below the gear fixing table 2 is provided with a rotating motor 5, a motor shaft of the rotating motor rotates through the workbench 1 to be connected to the bottom end face of the gear fixing table 2 and used for driving the gear fixing table to rotate, and an input end of the rotating motor is connected with an output end of the PLC controller 15.
When the gear is finished, the positioning block which is suitable for the diameter of the central hole of the gear is placed on the positioning column, the gear is sleeved in the positioning block, the PLC controls the bidirectional motor to act, the clamping block moves towards the center to clamp the gear, the grinding machine is used for finishing the gear, in the machining process, the rotating motor drives the gear on the gear fixing table to rotate, so that the gear finishing angle is conveniently adjusted, the machining precision is improved, after one face of the gear is machined, the clamping plate is loosened to release the gear, the gear is overturned to be clamped for machining, and the gear is replaced to be clamped after machining is finished.
According to the utility model, a proper positioning block can be selected according to the diameter of the central hole of the gear to be finished, the method is applicable to processing gears with different sizes, meanwhile, the primary detection can be carried out on the central hole of the gear according to the positioning block, when the central hole of the gear is deformed and cannot be placed into the positioning block, the unqualified gear can be picked out, and the subsequent workload is reduced.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421102406.6U CN222242976U (en) | 2024-05-21 | 2024-05-21 | A clamping mechanism for gear finishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421102406.6U CN222242976U (en) | 2024-05-21 | 2024-05-21 | A clamping mechanism for gear finishing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222242976U true CN222242976U (en) | 2024-12-27 |
Family
ID=94007214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421102406.6U Active CN222242976U (en) | 2024-05-21 | 2024-05-21 | A clamping mechanism for gear finishing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222242976U (en) |
-
2024
- 2024-05-21 CN CN202421102406.6U patent/CN222242976U/en active Active
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