CN220388146U

CN220388146U - Gear machining positioning fixture

Info

Publication number: CN220388146U
Application number: CN202321625877.0U
Authority: CN
Inventors: 储勇
Original assignee: Ningguo Jiaxiang Intelligent Equipment Technology Co ltd
Current assignee: Ningguo Jiaxiang Intelligent Equipment Technology Co ltd
Priority date: 2023-06-23
Filing date: 2023-06-23
Publication date: 2024-01-26
Anticipated expiration: 2033-06-23

Abstract

The utility model relates to the technical field of positioning fixtures, and discloses a gear machining positioning fixture, which comprises a box body, wherein a supporting leg is arranged at the bottom of the box body, a positioning structure is arranged in the box body, an auxiliary clamping structure and an ejection structure are respectively arranged on the positioning structure, and the positioning structure comprises: the mounting plate is fixedly connected to the outer wall of the box body. Through the meshing of gear A and pinion rack for gear A under the counter rotation drives the pinion rack and is close to each other, keep away from each other, slides in the spacing inslot through setting up the stopper, plays spacing effect to the pinion rack, makes the pinion rack at the in-process stability that removes good, bull stick A, bull stick B still can drive gear B and rotate, makes gear B drive the tooth on the kicking block and reciprocates, when two sliders are close to each other, and when two sliders keep away from each other, two kicking blocks upwards move, and the homeopathy jack-up the article of centre gripping, make things convenient for operating personnel to take.

Description

Gear machining positioning fixture

Technical Field

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

Background

Gears are one of the most common mechanical power transmission components for engagement with another similar machine to transmit rotational motion, and gear transmission is one of the most common transmission modes in machines, and is widely used in the fields of transportation, machine manufacturing, and the like. The machining quality of the gear directly relates to the reliability of mechanical equipment, the blank is required to be machined after the gear is forged, the blank is generally fixed through a clamp or a tool, and then gear grinding machining and the like are performed on the blank, so that the positioning of the gear is very important in the machining process.

For example, the Chinese patent publication No. CN209157305U discloses the following technical scheme: the patent can be used for rapidly and effectively clamping and fixing the workpiece to be machined, and corresponding clamping modes are selected for different workpieces to be machined, so that the application adaptability is better.

The existing application method of the gear is very mature, but in the processing process of the gear, the unstable clamping of the clamp can cause certain deviation on the precision of the gear, so that the quality of the gear is affected; and the gears present a risk in picking and placing. Therefore, the prior art is improved and a gear machining positioning clamp is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a gear machining positioning clamp, which has the advantages that: the gear clamping device has good stability in the process of clamping the gears, and is convenient to take the gears.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gear machining positioning fixture, includes the box, the bottom of box is provided with the supporting leg, the inside of box is provided with location structure, be provided with auxiliary clamping structure and ejecting structure on the location structure respectively, location structure includes: the mounting panel, mounting panel fixed connection is at the outer wall of box, the outer wall fixed mounting of mounting panel has the motor, the output fixedly connected with bull stick A of motor, bull stick A's the other end activity runs through the outer wall of box, bull stick A's the other end passes through the bearing and rotates the inner wall of connection at the box, the inboard of mounting panel is connected with bull stick B through the bearing rotation, bull stick B's the other end activity runs through the outer wall of box and rotates through the bearing and is connected with the inner wall of box, fixed cover is equipped with gear A on bull stick A, the bull stick B respectively, the inner wall of box is provided with the pinion, gear A and pinion meshing, the top fixedly connected with slider of pinion, the bar slide hole has been seted up at the top of box, the positive and negative of slider all with bar slide hole's pore wall contact and sliding connection, fixed cover is equipped with driving gear, driven gear on bull stick B respectively.

Preferably, the auxiliary clamping structure comprises: the mounting bracket, the inboard sliding connection of mounting bracket has the movable rod, the one end fixedly connected with button of movable rod, the other end activity of movable rod runs through one side and the fixedly connected with chuck of slider, the surface cover of movable rod is equipped with spring A, spring A's both ends respectively with mounting bracket, one side fixed connection that the slider is adjacent.

Preferably, the ejection structure includes: the strip groove, the bottom inner wall at the box is seted up to the strip groove, the inner wall fixedly connected with spring B in strip groove, spring B's top fixedly connected with kicking block, be provided with tooth on the kicking block, bull stick A, bull stick B's fixed cover is equipped with gear B respectively on the surface, gear B meshes with the tooth on the kicking block, the top activity of kicking block runs through the inner wall of box and upwards extends.

Preferably, the number of the supporting legs is four, the four supporting legs are respectively symmetrical and fixedly connected to four corners of the bottom of the box body, and the supporting legs are used for supporting the device.

Preferably, two spacing grooves have been seted up to the inner wall of box, sliding connection has the stopper in the spacing groove, the front of stopper and the back fixed connection of pinion rack can play spacing effect to the pinion rack through the stopper of setting up in the spacing groove sliding.

Preferably, the outer wall of the box body is provided with a control switch of the motor, the motor is electrically connected with an external power supply through an electric wire, an operator can conveniently control the motor through the control switch, and the external power supply is utilized to realize the function of supplying power to the motor.

(III) beneficial effects

Compared with the prior art, the utility model provides a gear machining positioning clamp, which comprises the following components

The beneficial effects are that:

1. this gear machining positioning fixture, through the meshing of gear A and pinion rack, make gear A under the counter rotation drive pinion rack be close to each other, keep away from each other, slide in the spacing inslot through setting up the stopper, play spacing effect to the pinion rack, make the pinion rack stability in the in-process that removes good, bull stick A, bull stick B still can drive gear B and rotate, make gear B drive the tooth on the kicking block and reciprocate, when two sliders are close to each other, the kicking block moves down, when two sliders keep away from each other, two kicking blocks upwards move, the homeopathy jack-up the article of centre gripping, the convenient operating personnel takes.

2. This gear machining positioning fixture, through the both sides of two chucks to the article when being close to each other of two sliders that set up centre gripping, the effect of protection is realized to the both sides of article through spring A's horizontal elastic potential energy for the chuck loosens the article through spring A's horizontal elastic potential energy through pulling both sides button, makes things convenient for operating personnel to take.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a front cross-sectional view of the present utility model;

fig. 4 is an enlarged view of the structure of the present utility model a.

In the figure: 1. a case; 2. support legs; 3. a control switch; 4. a positioning structure; 401. a mounting plate; 402. a motor; 403. a drive gear; 404. a driven gear; 405. a rotating rod A; 406. a rotating rod B; 407. a gear A; 408. a limit groove; 409. a limiting block; 4010. a slide block; 4011. a bar-shaped slide hole; 4012. a toothed plate; 5. an auxiliary clamping structure; 501. a mounting frame; 502. a button; 503. a spring A; 504. a movable rod; 505. a chuck; 6. an ejection structure; 601. a gear B; 602. a top block; 603. a bar-shaped groove; 604. and a spring B.

Detailed Description

Example 1

As shown in fig. 1-4, the utility model provides a gear processing positioning fixture, which comprises a box body 1, wherein the bottom of the box body 1 is provided with four supporting legs 2, the four supporting legs 2 are respectively symmetrical and fixedly connected at four corners of the bottom of the box body 1, the device is supported by the supporting legs 2, a positioning structure 4 is arranged in the box body 1, an auxiliary clamping structure 5 and an ejection structure 6 are respectively arranged on the positioning structure 4, and the positioning structure 4 comprises: the mounting panel 401, mounting panel 401 fixed connection is in the outer wall of box 1, mounting panel 401's outer wall fixed mounting has motor 402, motor 402's output fixedly connected with bull stick A405, bull stick A405's the other end activity runs through box 1's outer wall, bull stick A405's the other end passes through the bearing rotation to be connected with bull stick B406 through the bearing rotation in box 1's the inboard of mounting panel 401, bull stick B406's the other end activity runs through box 1's outer wall and rotates with box 1's inner wall through the bearing to be connected, bull stick A405, fixed cover is equipped with gear A407 on bull stick B406 respectively, box 1's inner wall is provided with pinion 4012, gear A407 and pinion 4012 meshing, the top fixedly connected with slider 4010 of pinion 4012, bar slide hole 4011 has been seted up at box 1's top, the positive and negative all contacts and sliding connection with bar slide hole 4011's pore wall, the fixed cover is equipped with driving gear 403, driven gear 404 on bull stick B406 respectively, driving gear 403 and driven gear 404 meshing, ejection structure 6 includes: the bar groove 603, the bottom inner wall at box 1 is seted up in bar groove 603, the inner wall fixedly connected with spring B604 of bar groove 603, the top fixedly connected with kicking block 602 of spring B604, be provided with the tooth on kicking block 602, bull stick A405, the fixed cover in surface of bull stick B406 is equipped with gear B601 respectively, gear B601 meshes with the tooth on the kicking block 602, the top activity of kicking block 602 runs through the inner wall of box 1 and upwards extends, two spacing grooves 408 have been seted up to the inner wall of box 1, sliding connection has stopper 409 in the spacing groove 408, the front of stopper 409 and the back fixed connection of pinion rack 4012, the stopper 409 through setting up can play spacing effect to pinion rack 4012 in the spacing groove 408, the outer wall of box 1 is provided with motor 402's control switch 3, motor 402 passes through electric wire and external power source electric connection, control switch 3 through setting up makes things convenient for operating personnel to control motor 402, utilize external power source to realize the effect of power supply for motor 402.

In this embodiment, through the meshing of gear a407 and toothed plate 4012, gear a407 under the counter-rotating drives toothed plate 4012 to be close to each other, keep away from each other, through setting up stopper 409 and sliding in spacing groove 408, play spacing effect to toothed plate 4012, make toothed plate 4012 stability in the in-process that removes, bull stick a405, bull stick B406 still can drive gear B601 and rotate, make gear B601 drive the tooth on the kicking block 602 and reciprocate, when two sliders 4010 are close to each other, kicking block 602 moves down, when two sliders 4010 keep away from each other, two kicking blocks 602 upwards move, take advantage of the article jack-up that will grasp, the convenience operator takes.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the auxiliary gripping structure 5 comprises: the mounting bracket 501, the inboard sliding connection of mounting bracket 501 has movable rod 504, and the one end fixedly connected with button 502 of movable rod 504, the other end activity of movable rod 504 runs through one side and fixedly connected with chuck 505 of slider 4010, and the surface cover of movable rod 504 is equipped with spring A503, and the both ends of spring A503 are respectively with mounting bracket 501, the adjacent one side fixed connection of slider 4010.

In this embodiment, when the two sliders 4010 are arranged close to each other, the two chucks 505 clamp two sides of the object, the protection effect is achieved on the two sides of the object through the transverse elastic potential energy of the spring A503, and the chucks 505 loosen the object through the transverse elastic potential energy of the spring A503 by pulling the buttons 502 on the two sides, so that the operator can conveniently take the object.

The working principle of the gear machining positioning clamp is specifically described below.

As shown in figures 1-4, a gear processing positioning fixture is firstly placed at a corresponding working position, then whether each part of a checking device works normally is checked, whether the electric quantity of a storage battery is sufficient is checked, the storage battery can be used after the checking is finished, when the storage battery is used, the motor 402 is started to drive the rotating rod A405 to rotate, the rotating rod A405 drives the driving gear 403 to rotate, the driving gear 403 drives the driven gear 404 to drive the rotating rod A405 and the rotating rod B406 to rotate oppositely, the gear A407 drives the toothed plate 4012 to approach and separate from each other through the meshing of the gear A407 and the toothed plate 4012, the limiting block 409 slides in the limiting groove 408 to limit the toothed plate 4012, the rack 4012 has good stability in the moving process, the rotating rod A405 and the rotating rod B406 can also drive the gear B601 to rotate, the gear B601 can drive teeth on the jacking blocks 602 to move up and down, when the two sliding blocks 4010 are close to each other, the jacking blocks 602 move downwards, when the two sliding blocks 4010 are far away from each other, the two jacking blocks 602 move upwards, the clamped object is jacked up in a homeopathic manner, an operator can conveniently take the object, the two sliding blocks 4010 are close to each other, the two clamping heads 505 clamp the two sides of the object, the protection effect is realized on the two sides of the object through the transverse elastic potential energy of the spring A503, and the clamping heads 505 can loosen the object through the transverse elastic potential energy of the spring A503 by pulling the two side buttons 502, so that the operator can conveniently take the object.

Claims

1. Gear machining positioning fixture, including box (1), its characterized in that: the bottom of box (1) is provided with supporting leg (2), the inside of box (1) is provided with location structure (4), be provided with auxiliary clamping structure (5) and ejecting structure (6) on location structure (4) respectively, location structure (4) include: the mounting plate (401), mounting plate (401) fixed connection is at the outer wall of box (1), the outer wall fixed mounting of mounting plate (401) has motor (402), the output fixedly connected with bull stick A (405) of motor (402), the other end activity of bull stick A (405) runs through the outer wall of box (1), the other end of bull stick A (405) passes through the bearing and rotates the inner wall of connecting at box (1), the inboard of mounting plate (401) is connected with bull stick B (406) through the bearing rotation, the other end activity of bull stick B (406) runs through the outer wall of box (1) and rotates through the bearing and is connected with the inner wall of box (1), fixed cover is equipped with gear A (407) on bull stick A (405) and the bull stick B (406) respectively, the inner wall of box (1) is provided with pinion A (4012), gear A (407) and pinion (4012) meshing, the top fixedly connected with slider (4010) of pinion A (4012), the top of box (1) is seted up slide hole (403), bull stick B (4010) and bar-shaped slide hole (404) on the front and the fixed connection respectively, the driving gear (403) is meshed with the driven gear (404).

2. The gear machining positioning fixture of claim 1, wherein: the auxiliary gripping structure (5) comprises: the mounting rack (501), the inboard sliding connection of mounting rack (501) has movable rod (504), the one end fixedly connected with button (502) of movable rod (504), the other end activity of movable rod (504) runs through one side and fixedly connected with chuck (505) of slider (4010), the surface cover of movable rod (504) is equipped with spring A (503), the both ends of spring A (503) are adjacent one side fixed connection with mounting rack (501), slider (4010) respectively.

3. The gear machining positioning fixture of claim 1, wherein: the ejection structure (6) comprises: the strip groove (603), the bottom inner wall at box (1) is seted up in strip groove (603), the inner wall fixedly connected with spring B (604) of strip groove (603), the top fixedly connected with kicking block (602) of spring B (604), be provided with tooth on kicking block (602), fixed cover is equipped with gear B (601) respectively on the surface of bull stick A (405), bull stick B (406), tooth meshing on gear B (601) and kicking block (602), the top activity of kicking block (602) runs through the inner wall of box (1) and upwards extends.

4. The gear machining positioning fixture of claim 1, wherein: the number of the supporting legs (2) is four, and the four supporting legs (2) are respectively symmetrical and fixedly connected to four corners of the bottom of the box body (1).

5. The gear machining positioning fixture of claim 1, wherein: two limit grooves (408) are formed in the inner wall of the box body (1), limit blocks (409) are connected in the limit grooves (408) in a sliding mode, and the front faces of the limit blocks (409) are fixedly connected with the back faces of the toothed plates (4012).

6. The gear machining positioning fixture of claim 1, wherein: the outer wall of the box body (1) is provided with a control switch (3) of a motor (402), and the motor (402) is electrically connected with an external power supply through an electric wire.