CN218050682U

CN218050682U - A mounting fixture for gear shaft processing

Info

Publication number: CN218050682U
Application number: CN202220748992.6U
Authority: CN
Inventors: 于瑞兵; 李晓东; 黄文强; 袁有勇
Original assignee: Tianjin Ruichuang Xianfeng Technology Co ltd
Current assignee: Tianjin Ruichuang Xianfeng Technology Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-12-16
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a mounting fixture for gear shaft processing, including the holder, the fixed connection pad that is provided with in holder front end middle part, the fixed centre gripping dish that is provided with in connection pad front end middle part, the centre gripping dish front end just is located first spout department and all slides and be provided with anchor clamps, and is three the equal fixed first slider that is provided with in anchor clamps rear end middle part, the equal fixed trompil that is provided with in centre gripping dish and connection pad middle part, the fixed electric telescopic handle that is provided with in middle part in the trompil, the electric telescopic handle front end just is close to second spout department and all slides and be provided with the roof. The utility model discloses a mounting fixture for gear shaft processing, the device pass through hydraulic stem drive anchor clamps, make anchor clamps slide in first spout through first slider to adjust the distance between the three anchor clamps, treat the axle of processing and press from both sides tightly, can press from both sides tightly the axle of different diameters size, improve the device's practicality.

Description

A mounting fixture for gear shaft processing

Technical Field

The utility model relates to a mounting fixture technical field especially relates to a mounting fixture for gear shaft processing.

Background

The gear shaft indicates the axle that has the gear, it is multi-purpose in derailleur, drive mechanism such as reduction gear, current gear and axle integrated into one piece's product, with the axle, separable product of gear is compared, integrated into one piece's gear shaft has higher bonding strength, among the prior art, gear shaft tooth portion, axle type parts such as spline or keyway are processed, pack axle type part into the frock sleeve usually, the axle journal excircle of axle type part is held tightly to the bolt top of rethread frock sleeve lateral part, with effective fixed axle type part, then carry out tooth portion processing operation to axle type part again, or utilize chuck centre gripping axle type part one end excircle, and utilize the centre bore of top withstand the axle type part other end, with fixed axle type part, process axle type part again.

The existing patent (application number: CN 201320162617.4) discloses a clamp for machining a gear shaft, which comprises a base, an upright post and a gear shaft, wherein the upright post is fixed on the base, a first fixing tip is arranged on the upright post, a second fixing tip is arranged on one side of the base, a support is fixed on the upright post, a push rod is arranged on the support, a clamp body is arranged on the base, a through hole matched with the outer diameter of the gear shaft is formed in the clamp body, the first fixing tip and the second fixing tip are matched with two ends of the gear shaft, when the clamp is used, the gear shaft is fixed more stably through the arranged first fixing tip and the arranged second fixing tip, and the transverse movement of the gear shaft is greatly reduced through the arranged baffle plate, so that the machining efficiency and the machining precision of the gear shaft are greatly improved. However, the device is inconvenient for clamping the gear shaft, increases the clamping time and reduces the processing efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fixing clamp for gear shaft processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a mounting fixture for gear shaft processing, includes the holder, the fixed connection pad that is provided with in holder front end middle part, the fixed centre gripping dish that is provided with in connection pad front end middle part, the centre gripping dish front end just is located first spout department and all slides and is provided with anchor clamps, and is three the equal fixed first slider that is provided with in anchor clamps rear end middle part, centre gripping dish and connection pad middle part are all fixed and are provided with the trompil, the fixed electric telescopic handle that is provided with in middle part in the trompil, the electric telescopic handle front end just is close to second spout department and all slides and is provided with the roof, the inside fixed air pump that is provided with of holder, the output fixedly connected with connecting pipe of air pump, two be provided with inflation gasbag between the roof.

As a further description of the above technical solution:

three first chutes are fixedly arranged at the front end of the clamping disc.

As a further description of the above technical solution:

the three first sliding blocks respectively slide in the corresponding first sliding grooves.

As a further description of the above technical solution:

and hydraulic rods are fixedly arranged in the middle of the outer ends of the three first sliding blocks.

As a further description of the above technical solution:

the clamp is characterized in that protection pads are fixedly arranged inside the clamp, and the protection pads are made of silica gel materials.

As a further description of the above technical solution:

and second sliding grooves are fixedly formed in the upper end and the lower end of the output head of the electric telescopic rod.

As a further description of the above technical solution:

and the middle parts of the rear ends of the two top plates are fixedly provided with second sliding blocks, and the second sliding blocks respectively slide in the corresponding second sliding grooves.

As a further description of the above technical solution:

one end of the connecting pipe penetrating through the electric telescopic rod is fixedly connected to the expansion air bag.

The utility model discloses following beneficial effect has:

1. the utility model provides a mounting fixture for gear shaft processing, the device pass through the hydraulic stem and drive anchor clamps, make anchor clamps slide in first spout through first slider to adjust the distance between the three anchor clamps, treat the axle of processing and press from both sides tightly, can press from both sides tightly the axle of different diameters size, improve the device's practicality.

2. The utility model provides a mounting fixture for gear shaft processing, the device expand and contract inflation gasbag through the air pump, and two roof counter shaft inner walls press from both sides tightly simultaneously to the counter shaft outer wall carries out gear machining, improves the device's practicality.

3. The utility model provides a mounting fixture for gear shaft processing, the device are provided with the protection pad at the anchor clamps lower extreme, can carry out certain protection to the work piece through the protection pad, and the device simple structure has very big popularization nature.

Drawings

Fig. 1 is a perspective view of a fixing clamp for processing a gear shaft according to the present invention;

fig. 2 is a schematic view of a structure of a fixing clamp for machining a gear shaft according to the present invention;

fig. 3 is a schematic view of an internal structure of an electric telescopic rod of a fixing clamp for processing a gear shaft according to the present invention;

fig. 4 is an enlarged view of a point a in fig. 3.

Illustration of the drawings:

1. a holder; 2. connecting the disc; 3. a clamping plate; 4. a first chute; 5. a clamp; 6. a first slider; 7. a hydraulic lever; 8. a protection pad; 9. opening a hole; 10. an electric telescopic rod; 11. a second chute; 12. a top plate; 13. a second slider; 14. an air pump; 15. a connecting pipe; 16. the balloon is inflated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a fixed clamp for processing a gear shaft comprises a clamp holder 1, a connecting disc 2 is fixedly arranged in the middle of the front end of the clamp holder 1, a clamping disc 3 is fixedly arranged in the middle of the front end of the connecting disc 2, clamps 5 are slidably arranged at the front ends of the clamping disc 3 and at the positions of first sliding grooves 4 respectively, first sliding blocks 6 are fixedly arranged in the middle of the rear ends of the three clamps 5, openings 9 are fixedly arranged in the middle of the clamping disc 3 and the connecting disc 2, electric telescopic rods 10 are fixedly arranged in the openings 9, top plates 12 are driven to stretch by the electric telescopic rods 10, top plates 12 are slidably arranged at the front ends of the electric telescopic rods 10 and close to second sliding grooves 11 respectively, an air pump 14 is fixedly arranged in the clamp holder 1, the expansion air bag 16 is expanded and contracted by the air pump 14, meanwhile, the inner walls of the shafts of the two top plates 12 are clamped, a connecting pipe 15 is fixedly connected to the output end of the air pump 14, and the expansion air bag 16 is arranged between the two top plates 12;

3 front ends of centre gripping dish are fixed with three first spout 4, three first slider 6 slides in the first spout 4 that corresponds respectively inside, 6 outer end middle parts of three first slider are all fixed and are provided with hydraulic stem 7, drive anchor clamps 5 through hydraulic stem 7, make anchor clamps 5 slide in first spout 4 inside through first slider 6, thereby adjust the distance between three anchor clamps 5, the inside protection pad 8 that all fixes of three anchor clamps 5, three protection pad 8 is made by silica gel material, the inside second spout 11 that all fixes in both ends about electric telescopic handle 10's the output, two roof 12 rear end middle parts are all fixed and are provided with second slider 13, two second sliders 13 slide in the second spout 11 inside that corresponds respectively, the one end fixed connection that connecting pipe 15 runs through electric telescopic handle 10 is on expansion airbag 16.

The working principle is as follows: this a mounting fixture for gear shaft processing during the use, drive anchor clamps 5 through hydraulic stem 7, make anchor clamps 5 slide in 4 insides of first spout through first slider 6, thereby adjust the distance between three anchor clamps 5, the axle of treating processing presss from both sides tightly, make the trompil in the middle of the milling cutter counter shaft, then through electric telescopic handle 10 with roof 12 propelling movement to hole department, expand and shrink expansion airbag 16 through air pump 14, two roof 12 clamp to the counter shaft inner wall simultaneously, thereby gear machining is carried out to the counter shaft outer wall.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a mounting fixture for gear shaft processing, includes holder (1), its characterized in that: the fixed connection pad (2) that is provided with in connection pad (1) front end middle part, connection pad (2) front end middle part is fixed and is provided with clamping disc (3), clamping disc (3) front end just is located first spout (4) department and all slides and is provided with anchor clamps (5), and is three anchor clamps (5) rear end middle part is all fixed and is provided with first slider (6), clamping disc (3) and connection pad (2) middle part is all fixed and is provided with trompil (9), the fixed electric telescopic handle (10) that is provided with in middle part in trompil (9), electric telescopic handle (10) front end just is close to second spout (11) department and all slides and is provided with roof (12), the inside fixed air pump (14) that is provided with of clamping pad (1), the output end fixedly connected with connecting pipe (15) of air pump (14), two be provided with inflation gasbag (16) between roof (12).

2. The fixing jig for gear shaft machining according to claim 1, characterized in that: three first sliding grooves (4) are fixedly arranged at the front end of the clamping disc (3).

3. The fixing jig for gear shaft machining according to claim 1, characterized in that: the three first sliding blocks (6) respectively slide in the corresponding first sliding grooves (4).

4. The fixing jig for gear shaft machining according to claim 1, wherein: and hydraulic rods (7) are fixedly arranged in the middle of the outer ends of the three first sliding blocks (6).

5. The fixing jig for gear shaft machining according to claim 1, wherein: three inside all fixed protection pads (8) that are provided with of anchor clamps (5), three protection pads (8) are made by the silica gel material.

6. The fixing jig for gear shaft machining according to claim 1, wherein: and second sliding grooves (11) are fixedly arranged in the upper end and the lower end of the output head of the electric telescopic rod (10).

7. The fixing jig for gear shaft machining according to claim 1, characterized in that: two roof (12) rear end middle part all is fixed and is provided with second slider (13), two second slider (13) slide respectively in second spout (11) that correspond.

8. The fixing jig for gear shaft machining according to claim 1, characterized in that: one end of the connecting pipe (15) penetrating through the electric telescopic rod (10) is fixedly connected to the expansion air bag (16).