CN111730149A - Rotary fastening type gear clamping device - Google Patents
Rotary fastening type gear clamping device Download PDFInfo
- Publication number
- CN111730149A CN111730149A CN202010562155.XA CN202010562155A CN111730149A CN 111730149 A CN111730149 A CN 111730149A CN 202010562155 A CN202010562155 A CN 202010562155A CN 111730149 A CN111730149 A CN 111730149A
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- Prior art keywords
- gear
- fastening
- shaft
- driving
- clamping device
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- 238000000034 method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 7
- 238000003754 machining Methods 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
The invention discloses a rotary fastening type gear clamping device which comprises a base, a fixed sleeve seat, a fastening assembly and a driving assembly, wherein the fixed sleeve seat is fixedly arranged on the base; the fixed sleeve seat is arranged on the base and is provided with a shaft fixing hole for accommodating a gear to be processed; the fastening assembly comprises a fastening disc and a fastening pin; the center of the fastening disc is provided with a fixing through hole with the same aperture as the shaft fixing hole, and the fastening disc is rotationally connected with the fixing sleeve seat; a plurality of positioning through holes are transversely formed in the circumferential side wall of the fastening disc; the fastening pin penetrates through the positioning through hole and is connected with a clamping hole formed in the gear shaft to be processed; the driving assembly comprises a motor, a driving shaft, a driving gear and a driven gear; the motor is arranged on the base; the driving shaft is connected with the power output end of the motor; the driving gear is connected with the driving shaft; driven gear and fastening disc's bottom fixed connection, driven gear and driving gear meshing. The invention can realize the rapid fixation of the gear and has strong stability in the rotating process of the gear hobbing operation.
Description
Technical Field
The invention relates to the technical field of gear clamps, in particular to a rotary fastening type gear clamping device.
Background
At present, the tool is an indispensable mechanism in all machining, and good tool can enable machining to achieve the effect of achieving twice the result with half the effort. The tooling mechanism on the gear hobbing machine is particularly important because the gear is a part which needs a high-precision machining process, and the existing tooling on the gear hobbing machine adopts positioning and clamping operation from the outside of the gear.
However, in the hobbing operation, because the round structure of the gear is difficult to align and fix, the existing mode basically adopts a three-jaw chuck to position and clamp the gear, and the hobbing processing of one clamp and one top is carried out; therefore, the machining efficiency is very low, and meanwhile, due to the circular structure of the gear, the three-jaw chuck is fixed and then rotates at a high speed during hobbing, so that the machining quality cannot be guaranteed, and the rigidity of the tool is not ideal.
Therefore, how to provide a fastening type gear clamping device with stable structure, high machining precision and good machining effect after clamping is a problem that needs to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, the present invention provides a rotary fastening type gear clamping device, which can realize rapid fixing of a gear, and is simple to operate and has strong stability in a rotation process of cooperating with a hobbing operation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rotary fastening type gear clamping device comprises a base, a fixed sleeve seat, a fastening assembly and a driving assembly;
the fixed sleeve seat is arranged on the base and is provided with a shaft fixing hole for accommodating a gear to be processed;
the fastening assembly comprises a fastening disc and a fastening pin; a fixing through hole with the same aperture as the shaft fixing hole is formed in the center of the fastening disc, and the fastening disc is rotatably connected with the fixing sleeve seat; a plurality of positioning through holes are transversely formed in the circumferential side wall of the fastening disc; the fastening pin penetrates through the positioning through hole and is connected with a clamping hole formed in the gear shaft to be processed;
the driving assembly comprises a motor, a driving shaft, a driving gear and a driven gear; the motor is arranged on the base; the driving shaft is connected with the power output end of the motor; the driving gear is connected with the driving shaft; the driven gear is fixedly connected with the bottom of the fastening disc and meshed with the driving gear.
Through the technical scheme, the gear shaft is directly fixed through the positioning pins, the fastening stability is higher, the driving assembly drives the fastening disc to rotate, the gear is integrally driven to rotate, and in the hobbing process, the stability after the gear is fastened is guaranteed under the clamping action of gear meshing and the fastening pins, so that the gear hobbing machine is simple to operate and has a stronger use effect.
Preferably, in the above rotating fastening type gear clamping device, the device further comprises a positioning assembly, wherein the positioning assembly comprises a telescopic rod, a cross rod and a tip; the telescopic rod is vertically arranged on the base; the cross rod is horizontally and rotatably connected to the top of the telescopic rod; the tip of the tip faces the bottom and is fixed at the end of the cross rod. Can fix the top of gear simultaneously, mutually support with the fastening disc, improve the stable effect of gear shaft on axial direction effectively, prevent to beat.
Preferably, in the above-described rotary fastening type gear clamping device, the center point abuts against a top center of the gear shaft to be machined. Effectively improving the stabilizing effect of the gear shaft.
Preferably, in the above-described rotary fastening type gear clamping device, the number of the positioning through holes is two, and the axes of the two positioning through holes coincide with each other. Can achieve excellent positioning effect and simultaneously save materials and operation procedures.
Preferably, in the above-described rotary fastening type gear clamping device, the head of the fastening pin has a bolt head. The operator of being convenient for grips the use, can be spacing with the border joint of fastening dish simultaneously.
Preferably, in the above-described rotary fastening type gear clamping device, the fastening plate and the fixed sleeve holder are connected by a bearing. The rotation effect is more flexible, and performance is stronger.
Preferably, in the above-described rotary fastening type gear clamping device, the motor is a stepping motor. Intermittent driving of the fastening disc can be satisfied.
Preferably, in the above-described rotary fastening type gear clamping device, the bore diameter of the shaft fixing hole is adapted to the shaft diameter of the gear shaft to be processed. The stabilizing effect is stronger.
Compared with the prior art, the invention discloses a rotary fastening type gear clamping device, which has the following beneficial effects:
1. the gear shaft is directly fixed through the positioning pins, the fastening stability is higher, the drive assembly drives the fastening disc to rotate, the gear is integrally driven to rotate, and the stability of the fastened gear is ensured under the clamping action of gear meshing and the fastening pins in the gear hobbing process.
2. The top of gear can be fixed simultaneously in locating component's setting, mutually supports with the fastening disc, has improved the stable effect of gear shaft on the axial direction effectively, has prevented to beat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Figure 1 the accompanying drawing is a front cross-sectional view of the overall structure provided by the present invention.
Wherein:
the base is 1, 2 is fixed cover seat, 21 is the axle fixed orifices, 3 is fastening components, 31 is the fastening dish, 311 is fixing hole, 312 is positioning hole, 32 is the fastening pin, 321 is the bolt head, 4 is drive assembly, 41 is the motor, 42 is the drive shaft, 43 is the driving gear, 44 is driven gear, 5 is positioning components, 51 is the telescopic link, 52 is the horizontal pole, 53 is the top, 6 is the bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawing 1, the embodiment of the invention discloses a rotary fastening type gear clamping device, which comprises a base 1, a fixed sleeve seat 2, a fastening assembly 3 and a driving assembly 4;
the fixed sleeve seat 2 is arranged on the base 1, and the fixed sleeve seat 2 is provided with a shaft fixing hole 21 for accommodating a gear to be processed;
the fastening assembly 3 comprises a fastening disc 31 and a fastening pin 32; the center of the fastening disc 31 is provided with a fixing through hole 311 with the same aperture as the shaft fixing hole 21, and the fastening disc 31 is rotatably connected with the fixing sleeve seat 2; a plurality of positioning through holes 312 are transversely formed in the circumferential side wall of the fastening disc 31; the fastening pin 32 penetrates through the positioning through hole 312 to be connected with a clamping hole formed in the gear shaft to be processed;
the driving assembly 4 comprises a motor 41, a driving shaft 42, a driving gear 43 and a driven gear 44; the motor 41 is arranged on the base 1; the driving shaft 42 is connected with the power output end of the motor 41; the driving gear 43 is connected with the driving shaft 42; the driven gear 44 is fixedly connected with the bottom of the fastening disc 31, and the driven gear 44 is meshed with the driving gear 43.
In order to further optimize the technical scheme, the device also comprises a positioning assembly 5, wherein the positioning assembly 5 comprises a telescopic rod 51, a cross rod 52 and an apex 53; the telescopic rod 51 is vertically arranged on the base 1; the cross bar 52 is horizontally and rotatably connected to the top of the telescopic rod 51; the tip 53 is pointed toward the bottom and is fixed to the end of the cross bar 52.
In order to further optimize the technical scheme, the tip 53 is abutted against the top center of the gear shaft to be machined.
In order to further optimize the above technical solution, the number of the positioning through holes 312 is two, and the axes of the two positioning through holes 312 coincide.
In order to further optimize the above solution, the head of the fastening pin 32 has a bolt head 321.
In order to further optimize the above technical solution, the fastening disc 31 and the fixed sleeve holder 2 are connected by a bearing 6.
In order to further optimize the above technical solution, the motor 41 is a stepping motor.
In order to further optimize the technical scheme, the aperture of the shaft fixing hole 21 is matched with the shaft diameter of the gear shaft to be processed.
The using method of the invention comprises the following steps:
the gear shaft is inserted into the fixing through hole 311 and the shaft fixing hole 21 in sequence, the fastening pin 32 is inserted into a clamping hole formed in the gear shaft, the height of the telescopic rod 51 is adjusted, the cross rod 52 is rotated, and the tip 53 is tightly pressed against the top end of the gear shaft.
The driving motor 41 rotates to drive the fastening disc 31 to rotate, and the gear hobbing machine is matched for gear hobbing.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A rotary fastening type gear clamping device is characterized by comprising a base (1), a fixed sleeve seat (2), a fastening assembly (3) and a driving assembly (4);
the fixed sleeve seat (2) is arranged on the base (1), and the fixed sleeve seat (2) is provided with a shaft fixing hole (21) for accommodating a gear to be processed;
the fastening assembly (3) comprises a fastening disc (31) and a fastening pin (32); a fixing through hole (311) with the same aperture as the shaft fixing hole (21) is formed in the center of the fastening disc (31), and the fastening disc (31) is rotatably connected with the fixing sleeve seat (2); a plurality of positioning through holes (312) are transversely formed in the circumferential side wall of the fastening disc (31); the fastening pin (32) penetrates through the positioning through hole (312) to be connected with a clamping hole formed in the gear shaft to be processed;
the driving assembly (4) comprises a motor (41), a driving shaft (42), a driving gear (43) and a driven gear (44); the motor (41) is arranged on the base (1); the driving shaft (42) is connected with the power output end of the motor (41); the driving gear (43) is connected with the driving shaft (42); the driven gear (44) is fixedly connected with the bottom of the fastening disc (31), and the driven gear (44) is meshed with the driving gear (43).
2. The rotary fastened gear clamping device according to claim 1, further comprising a positioning assembly (5), said positioning assembly (5) comprising a telescoping rod (51), a cross-bar (52), and a tip (53); the telescopic rod (51) is vertically arranged on the base (1); the cross rod (52) is horizontally and rotatably connected to the top of the telescopic rod (51); the tip of the tip (53) faces the bottom and is fixed at the end of the cross rod (52).
3. The rotary fastening gear clamping device according to claim 1, wherein the center point (53) abuts against the top center of the gear shaft to be machined.
4. The rotary fastening gear clamping device as claimed in claim 1, characterized in that the number of the positioning through holes (312) is two, and the axes of the two positioning through holes (312) coincide.
5. The rotationally secure gear clamping device according to claim 1 or 4, characterized in that the head of the securing pin (32) has a bolt head (321).
6. A rotationally fastened gear clamping device according to claim 1, characterized in that the fastening disc (31) and the stationary sleeve holder (2) are connected by means of a bearing (6).
7. A rotationally fastened gear clamping device according to claim 1, characterized in that the motor (41) is a stepper motor.
8. The rotary fastening type gear clamping device as claimed in claim 1, wherein the bore diameter of the shaft fixing hole (21) is adapted to the shaft diameter of the gear shaft to be processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010562155.XA CN111730149A (en) | 2020-06-16 | 2020-06-16 | Rotary fastening type gear clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010562155.XA CN111730149A (en) | 2020-06-16 | 2020-06-16 | Rotary fastening type gear clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111730149A true CN111730149A (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010562155.XA Pending CN111730149A (en) | 2020-06-16 | 2020-06-16 | Rotary fastening type gear clamping device |
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| CN (1) | CN111730149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100085A (en) * | 2022-12-29 | 2023-05-12 | 江苏速利达齿轮有限公司 | Gear shaft processingequipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990166A (en) * | 2012-09-25 | 2013-03-27 | 郑州卫华工程机械有限公司 | Gear shaft machining method and gear shaft clamping tool used in method |
| CN108672830A (en) * | 2018-06-16 | 2018-10-19 | 张力栋 | A kind of gear hobbing equipment for gear |
| KR101935323B1 (en) * | 2018-08-17 | 2019-01-04 | 블루코어(주) | Clamp device |
| CN210208939U (en) * | 2019-08-06 | 2020-03-31 | 唐山通力齿轮有限公司 | Hobbing clamp for small-modulus gear shaft |
| CN212350659U (en) * | 2020-06-16 | 2021-01-15 | 浙江大众齿轮有限公司 | Rotary fastening type gear clamping device |
-
2020
- 2020-06-16 CN CN202010562155.XA patent/CN111730149A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990166A (en) * | 2012-09-25 | 2013-03-27 | 郑州卫华工程机械有限公司 | Gear shaft machining method and gear shaft clamping tool used in method |
| CN108672830A (en) * | 2018-06-16 | 2018-10-19 | 张力栋 | A kind of gear hobbing equipment for gear |
| KR101935323B1 (en) * | 2018-08-17 | 2019-01-04 | 블루코어(주) | Clamp device |
| CN210208939U (en) * | 2019-08-06 | 2020-03-31 | 唐山通力齿轮有限公司 | Hobbing clamp for small-modulus gear shaft |
| CN212350659U (en) * | 2020-06-16 | 2021-01-15 | 浙江大众齿轮有限公司 | Rotary fastening type gear clamping device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100085A (en) * | 2022-12-29 | 2023-05-12 | 江苏速利达齿轮有限公司 | Gear shaft processingequipment |
| CN116100085B (en) * | 2022-12-29 | 2024-02-09 | 江苏速利达齿轮有限公司 | Gear shaft processingequipment |
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