CN219598297U

CN219598297U - Gear machining positioning tool

Info

Publication number: CN219598297U
Application number: CN202321204440.XU
Authority: CN
Inventors: 徐蓉娟
Original assignee: Suzhou Cijiwei Electronic Technology Co ltd
Current assignee: Suzhou Cijiwei Electronic Technology Co ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-08-29
Anticipated expiration: 2033-05-18

Abstract

The utility model discloses a gear machining positioning tool, which comprises a bottom plate and a clamping mechanism; a bottom plate: a vertical plate is arranged in the middle of the upper surface of the positioning shaft, a positioning shaft is rotatably connected in a circular groove arranged in the middle of the upper end of the vertical plate, and a mounting plate is arranged at the right end of the outer side surface of the positioning shaft; and (3) a clamping mechanism: the cover is located the lateral surface of locating shaft, and the inside of mounting disc evenly is provided with the spout with fixture complex, fixture includes drive ring, connecting rod, strip shaped plate and L type splint, the lateral surface of locating shaft is located to drive ring movable sleeve, and the lateral surface of drive ring evenly rotates and is connected with the connecting rod, and L type splint sliding connection is inside the spout that corresponds respectively, and the left surface of L type splint all is equipped with the strip shaped plate, and the end of connecting rod is connected with the strip shaped plate rotation that homonymy corresponds respectively, and this gear processing location frock makes things convenient for the quick location centre gripping of gear, and is more firm to the centre gripping of gear, the processing of follow-up gear of being convenient for.

Description

Gear machining positioning tool

Technical Field

The utility model relates to the technical field of gear machining, in particular to a gear machining positioning tool.

Background

The gear is a core transmission component in the automobile motion, the quality of the processing quality of the gear can directly influence the vibration noise, reliability and the like of an automobile assembly and even a whole automobile, the gear can sometimes become a key factor for restricting the improvement of the product level, a cylindrical gear processing machine tool can be divided into a gear hobbing, gear shaping, gear shaving, gear honing, gear grinding, gear extrusion, chamfering machine tool and the like according to a process mode, and the gear needs to be positioned and clamped by a positioning tool during processing so as to facilitate the processing of a subsequent gear, and most of the existing gears can be clamped by a chuck during positioning and clamping, so that the gear can only be radially clamped, and the gear is not clamped firmly enough and is not convenient to use.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the existing defects, provide the gear processing and positioning tool, facilitate multidirectional positioning and clamping of gears, enable clamping of gears to be more stable, facilitate subsequent gear processing, and effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a gear machining positioning tool comprises a bottom plate and a clamping mechanism;

a bottom plate: a vertical plate is arranged in the middle of the upper surface of the positioning shaft, a positioning shaft is rotatably connected in a circular groove arranged in the middle of the upper end of the vertical plate, and a mounting plate is arranged at the right end of the outer side surface of the positioning shaft;

and (3) a clamping mechanism: the outer side of locating shaft is located to the cover, and the inside of mounting disc evenly is provided with fixture complex spout, makes things convenient for the quick location centre gripping of gear, and is more firm to the centre gripping of gear, the processing of follow-up gear of being convenient for.

Further, fixture includes drive ring, connecting rod, strip shaped plate and L type splint, the lateral surface of locating shaft is located to drive ring movable sleeve, and the lateral surface of drive ring evenly rotates and is connected with the connecting rod, and L type splint sliding connection respectively is inside the spout that corresponds, and the left surface of L type splint all is equipped with the strip shaped plate, and the end of connecting rod rotates with the strip shaped plate that homonymy corresponds respectively to be connected, conveniently centers the centre gripping to the gear.

Further, the inside left end sliding connection of locating shaft has the internal thread cover, and the lateral surface left end of locating shaft evenly is provided with the protruding complex bar mouth in the internal thread cover outside, and the protruding inner wall fixed connection with the actuating ring in the internal thread cover outside all, the inside left end rotation of locating shaft be connected with internal thread cover threaded connection's lead screw, provide driving force for the centre gripping of gear.

Furthermore, the right end of the outer side surface of the L-shaped clamping plate is uniformly provided with tooth grooves, so that the fixing of the gear is more stable.

Further, the right end of the positioning shaft is fixedly provided with a limiting disc through a bolt, and the right end of the positioning shaft is provided with a threaded hole matched with the bolt, so that the limiting effect on the axial direction of the gear can be achieved.

Further, the left end of the outer side face of the positioning shaft is provided with a worm wheel, and the worm wheel meshed with the worm wheel is connected to the inside of the vertical plate in a rotating mode, so that the positioning shaft can rotate and self-lock conveniently.

Furthermore, the four corners of bottom plate evenly are provided with the mounting groove, make things convenient for the fixed mounting of bottom plate.

Compared with the prior art, the utility model has the beneficial effects that: this gear processing location frock has following benefit:

the gear sleeve to be processed is arranged at the right end of the outer side face of the positioning shaft, the outer side faces of the four L-shaped clamping plates are in contact with the inner wall of the gear, then the screw rod is rotated, the inner thread sleeve in threaded connection with the screw rod moves rightwards along the strip-shaped opening, the driving ring is driven to move rightwards, the strip-shaped plate is jacked upwards through the connecting rod, the L-shaped clamping plates slide outwards synchronously along the sliding groove, the four L-shaped clamping plates are matched with the gear to perform centering clamping, then the limiting disc is mounted at the right end of the positioning shaft by using the bolts, the edge of the limiting disc is in contact with the side face of the gear, the limiting effect can be achieved on the axial direction of the gear, and the positioning clamping of the gear is facilitated.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the internal cross-sectional structure of the present utility model.

In the figure: the device comprises a bottom plate 1, a clamping mechanism 2, a driving ring 21, a connecting rod 22, a strip-shaped plate 23, a clamping plate 24L, a vertical plate 3, a positioning shaft 4, a strip-shaped opening 41, a mounting plate 5, a sliding groove 6, an internal thread sleeve 7, a screw rod 8, a worm wheel 9, a worm rod 10, a limiting plate 11, a bolt 12 and a mounting groove 13.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present embodiment provides a technical solution: a gear machining positioning tool comprises a bottom plate 1 and a clamping mechanism 2;

the base plate 1: the middle part of the upper surface of the vertical plate 3 is provided with the vertical plate 3, a positioning shaft 4 is rotationally connected in a circular groove arranged in the middle part of the upper end of the vertical plate 3, the right end of the outer side surface of the positioning shaft 4 is provided with a mounting disc 5, the left end of the outer side surface of the positioning shaft 4 is provided with a worm wheel 9, the inside of the vertical plate 3 is rotationally connected with a worm 10 which is in meshed connection with the worm wheel 9, the worm 10 is rotated, and the positioning shaft 4 is driven to rotate by a fixed angle and to be self-locked through the worm wheel 9 which is in meshed connection with the worm 10, so that the positioning processing of a subsequent gear is facilitated;

clamping mechanism 2: the clamping mechanism 2 comprises a driving ring 21, a connecting rod 22, a strip-shaped plate 23 and an L-shaped clamping plate 24, the driving ring 21 is movably sleeved on the outer side surface of the positioning shaft 4, the connecting rod 22 is uniformly and rotatably connected with the outer side surface of the driving ring 21, the L-shaped clamping plate 24 is respectively and slidably connected with the corresponding sliding groove 6, the strip-shaped plate 23 is respectively and rotatably connected with the strip-shaped plate 23 corresponding to the same side at the left side surface of the L-shaped clamping plate 24, the inner left end of the connecting rod 22 is slidably connected with an inner thread sleeve 7, the left end of the outer side surface of the positioning shaft 4 is uniformly provided with a strip-shaped opening 41 matched with the outer protrusion of the inner thread sleeve 7, the outer protrusion of the inner thread sleeve 7 is fixedly connected with the inner wall of the driving ring 21, the inner left end of the positioning shaft 4 is rotatably connected with a screw rod 8 in threaded connection with the inner thread sleeve 7, the gear to be processed is sleeved at the right end of the outer side face of the positioning shaft 4, the outer side faces of the four L-shaped clamping plates 24 are contacted with the inner wall of the gear, then the screw rod 8 is rotated, the internal thread sleeve 7 in threaded connection with the screw rod 8 moves rightwards along the strip-shaped opening 41, the driving ring 21 is further driven to move rightwards, the strip-shaped plate 23 is jacked upwards through the connecting rod 22, the L-shaped clamping plates 24 further slide outwards synchronously along the sliding groove 6, the four L-shaped clamping plates 24 are matched with the gear to carry out centering clamping, tooth grooves are uniformly formed in the right end of the outer side faces of the L-shaped clamping plates 24, the clamping of the gear is firmer, the right end of the positioning shaft 4 is fixedly provided with the limiting disc 11 through the bolts 12, the right end of the positioning shaft 4 is provided with threaded holes matched with the bolts 12, the limiting disc 11 is mounted to the right end of the positioning shaft 4 by using the bolt 12, so that the edge of the limiting disc 11 is in contact with the side face of the gear, and the limiting effect on the axial direction of the gear can be achieved.

Wherein: the four corners of the bottom plate 1 are uniformly provided with the mounting grooves 13, so that the bottom plate 1 can be conveniently and fixedly mounted.

The working principle of the gear machining and positioning tool provided by the utility model is as follows: the bottom plate 1 is fixed to a proper position through the mounting groove 13 by using a screw, then a gear to be processed is sleeved at the right end of the outer side face of the positioning shaft 4, the outer side face of the four L-shaped clamping plates 24 is in contact with the inner wall of the gear, then the screw rod 8 is rotated, the internal thread sleeve 7 in threaded connection with the screw rod 8 moves rightwards along the strip-shaped opening 41, the driving ring 21 is driven to move rightwards, the strip-shaped plate 23 is jacked upwards through the connecting rod 22, the L-shaped clamping plates 24 synchronously slide outwards along the sliding groove 6, the four L-shaped clamping plates 24 are matched to center and clamp the gear, then the limiting disc 11 is mounted at the right end of the positioning shaft 4 by using the bolt 12, the edge of the limiting disc 11 is in contact with the side face of the gear, the limiting effect can be achieved on the axial direction of the gear, the worm 10 is rotated, the worm wheel 9 in meshed connection with the worm 10 drives the positioning shaft 4 to rotate by a fixed angle and self-lock, and the positioning processing of the subsequent gear is facilitated.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Gear machining location frock, its characterized in that: comprises a bottom plate (1) and a clamping mechanism (2);

bottom plate (1): a vertical plate (3) is arranged in the middle of the upper surface of the positioning shaft, a positioning shaft (4) is rotatably connected in a circular groove arranged in the middle of the upper end of the vertical plate (3), and a mounting disc (5) is arranged at the right end of the outer side surface of the positioning shaft (4);

clamping mechanism (2): the outer side surface of the positioning shaft (4) is sleeved, and sliding grooves (6) matched with the clamping mechanism (2) are uniformly formed in the mounting disc (5).

2. The gear machining positioning tool according to claim 1, wherein: the clamping mechanism (2) comprises a driving ring (21), a connecting rod (22), a strip-shaped plate (23) and an L-shaped clamping plate (24), wherein the driving ring (21) is movably sleeved on the outer side face of the positioning shaft (4), the outer side face of the driving ring (21) is uniformly connected with the connecting rod (22) in a rotating mode, the L-shaped clamping plate (24) is respectively and slidably connected inside a corresponding sliding groove (6), the left side face of the L-shaped clamping plate (24) is provided with the strip-shaped plate (23), and the end heads of the connecting rod (22) are respectively and rotatably connected with the strip-shaped plate (23) corresponding to the same side.

3. The gear machining positioning tool according to claim 2, wherein: the inside left end sliding connection of location axle (4) has female screw sleeve (7), and the lateral surface left end of location axle (4) evenly is provided with protruding complex bar mouth (41) in female screw sleeve (7) outside, and the protruding inner wall fixed connection with actuating ring (21) in female screw sleeve (7) outside all, the inside left end rotation of location axle (4) be connected with female screw sleeve (7) threaded connection's lead screw (8).

4. The gear machining positioning tool according to claim 2, wherein: the right end of the outer side surface of the L-shaped clamping plate (24) is uniformly provided with tooth sockets.

5. The gear machining positioning tool according to claim 1, wherein: the right end of the positioning shaft (4) is fixedly provided with a limiting disc (11) through a bolt (12), and the right end of the positioning shaft (4) is provided with a threaded hole matched with the bolt (12).

6. The gear machining positioning tool according to claim 1, wherein: the left end of the outer side surface of the positioning shaft (4) is provided with a worm wheel (9), and the inside of the vertical plate (3) is rotationally connected with a worm (10) meshed with the worm wheel (9).

7. The gear machining positioning tool according to claim 1, wherein: four corners of the bottom plate (1) are uniformly provided with mounting grooves (13).