CN113084211A

CN113084211A - Fixture for processing two-sequence mixed lines of automobile hub

Info

Publication number: CN113084211A
Application number: CN202110414053.8A
Authority: CN
Inventors: 詹小华; 郭华; 鲁向法
Original assignee: Kunshan Kanghua Automation Technology Co ltd
Current assignee: Kunshan Kanghua Automation Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-07-09

Abstract

The invention discloses a fixture for processing a two-sequence mixed line of an automobile hub, which relates to the field of automobile fixtures and comprises a chassis, wherein the upper end of the chassis is fixedly connected with a panel, the edge position of the upper end of the panel is fixedly connected with an air detection device, the edge position of the lower end of the panel is fixedly connected with a reinforcing block, the middle part of the upper end of the panel is fixedly connected with a cover plate, the lower end of the cover plate is fixedly connected with an air detection sleeve, the middle part of the chassis is fixedly connected with a bottom center positioning sleeve, the middle part of the panel is fixedly connected with a top center positioning sleeve, a centering mechanism is slidably connected in the bottom center positioning: through the adoption have inclined plane guide block and guide slider to realize the centering effect of anchor clamps, the centering process is rapider, has improved wheel hub's machining efficiency, all sets up the chucking part and the gas detection piece of chuck into the stairstepping, can press from both sides tightly wheel hub not unidimensional, has realized automatic mixed line production wheel.

Description

Fixture for processing two-sequence mixed lines of automobile hub

Technical Field

The invention relates to the field of automobile clamps, in particular to a clamp for processing a two-sequence mixed line of an automobile hub.

Background

The machining process of the wheel usually needs three-step machining, the machining of the front face, the rim, the central hole and other parts of the wheel is usually completed in two steps, but due to the difference of the outer diameter parameters of the wheels with different sizes, the limited stroke range of the chuck plate leads to the difficulty in machining hubs with one set of clamp with different sizes, in the actual machining process, when the wheels with different sizes and specifications need to be replaced, one set of parts or even a whole set of clamp needs to be replaced, the workshop production auxiliary time is increased, the production efficiency is reduced, and the labor intensity of workers is increased.

Mixed flow production is a production mode for producing various products on one production line in a certain period of time. A plurality of product varieties with basically the same process flow and production operation method are scientifically arranged on a production line, the rhythmic and proportional mixed continuous production line is implemented, and the premise is that the varieties, the yield, the working hours and the equipment load are comprehensively balanced.

In the actual machining mixed line production of the wheels, because the wheels with different sizes need corresponding clamps, the automatic mixed line machining of the wheels cannot be realized, and therefore, a clamp which can be used in the two-stage machining of the wheels with different sizes needs to be designed to realize the automatic mixed line machining of the wheels with different sizes.

Disclosure of Invention

For solving above-mentioned technical problem, provide a two prefaces of automobile wheel hub are mixed line and are used anchor clamps for processing, this technical scheme can carry out the centre gripping to the lane of two kinds of not unidimensional when carrying out two prefaces of wheel processing, can realize two kinds of product processing demands of automated production mixed line.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

the utility model provides an automobile wheel hub two prefaces are mixed anchor clamps for line processing, includes the chassis, chassis upper end fixedly connected with panel, panel upper end border position fixedly connected with gas detection device, panel lower extreme border position fixedly connected with boss, panel upper end middle part fixedly connected with apron, the cover is examined to apron lower extreme fixedly connected with gas, chassis middle part fixedly connected with bottom center locating sleeve, panel middle part fixedly connected with top center locating sleeve, sliding connection has centering mechanism in the center locating sleeve of bottom, fixedly connected with chuck in the centering mechanism.

Preferably, the centering mechanism comprises a guide disc, a guide block and a guide sliding block, the guide disc is arranged in a bottom center positioning sleeve and a top center positioning sleeve, the guide block is fixedly connected to the upper end of the guide disc, and the guide sliding block is connected with the guide block in a sliding manner.

Preferably, the chuck is fixedly connected to the guide slider, and an angle A (15 degrees < A ≦ 75 degrees) is formed between the contact surface of the guide slider and the guide block and the vertical direction.

Preferably, the guide disc is of a hollow structure, the inner lower end of the guide disc is fixedly connected with an inner hexagon bolt, the lower end of the inner hexagon bolt is in threaded connection with a locking nut, the locking nut is abutted to the lower surface of the guide disc, and the gas detection sleeve is arranged at the upper end of the inner part of the guide disc.

Preferably, the upper end of the guide sliding block is provided with a groove, an oil pressure chuck is arranged in the groove, an oil passage is arranged inside the guide sliding block, and one end of the oil passage is fixedly connected with an oil injection port.

Preferably, the chuck is provided with a clamping part, and the clamping part is in a step shape and used for clamping hubs with different sizes.

Preferably, the gas detection device includes that gas is examined seat and gas and is examined the piece, gas is examined seat fixed connection and is examined the upper end edge at the panel, gas is examined the piece and is set up the upper end of examining the seat at gas, gas is examined the piece and is used for the not unidimensional wheel hub of adaptation for the stairstepping.

Preferably, the panel is provided with an air passage channel inside the position where the air detection device is arranged, and the air detection seat is communicated with the air passage channel.

Preferably, the edges of the side surfaces of the panel are uniformly provided with slide block grooves, the guide slide blocks are arranged in the slide block grooves, and the upper surfaces of the guide slide blocks are higher than the upper surfaces of the panel

Compared with the prior art, the invention has the beneficial effects that:

1) the fixture self-centering is realized by adopting the guide block with the inclined surface and the guide sliding block, the guide disc is connected with an external driving device through a hexagon socket head cap screw connected to the guide disc, the guide disc moves up and down in the chassis under the driving of the external driving device, the guide block is fixedly connected to the guide disc, and as the contact surface of the guide block and the guide sliding block is the inclined surface and the guide sliding block is restrained in the vertical direction, the guide sliding block can horizontally move when the guide block moves up and down, so that the chuck is driven to move in the horizontal direction to apply radial restraint to the wheel to achieve the centering effect, the fixture self-centering device is simple in structure and easy to manufacture, the centering clamping speed is high, and the machining efficiency of the wheel is greatly improved;

2) all set up the chucking part and the gas detection piece of chuck to the stairstepping, to the equal chucking of unidimensional wheel hub, can accomplish to use one set of anchor clamps to produce the wheel hub of processing unidimensional in the production of mixing line, improved the degree of automation of mixing line production.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of another embodiment of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a top view of the present invention;

FIG. 5 is a cross-sectional view of section A-A of FIG. 4;

FIG. 6 is a perspective view of the self-centering mechanism of the present invention;

FIG. 7 is a cross-sectional view of the self-centering mechanism of the present invention;

FIG. 8 is a perspective view of a chuck according to the present invention;

fig. 9 is a schematic perspective view of the gas detection device of the present invention.

The reference numbers in the figures are:

1. a chassis; 2. a panel; 3. a centering mechanism; 301. a guide plate; 302. a guide block; 303. a guide slider; 4. a chuck; 401. a clamping part; 5. a gas detection device; 501. a gas detection seat; 502. a gas detection block; 6. a cover plate; 7. a gas detection sleeve; 8. a reinforcing block; 9. a bottom center locating sleeve; 10. a top center locating sleeve; 11. an oil pressure chuck; 12. an oil filling port; 13. a hexagon socket head cap screw; 14. and locking the nut.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-5, a fixture for processing a two-sequence mixed line of an automobile hub comprises a chassis 1, wherein the upper end of the chassis 1 is fixedly connected with a panel 2, the edge position of the upper end of the panel 2 is fixedly connected with an air detection device 5, the edge position of the lower end of the panel 2 is fixedly connected with a reinforcing block 8, the middle part of the upper end of the panel 2 is fixedly connected with a cover plate 6, the lower end of the cover plate 6 is fixedly connected with an air detection sleeve 7, the middle part of the chassis 1 is fixedly connected with a bottom center positioning sleeve 9, the middle part of the panel 2 is fixedly connected with a top center positioning sleeve 10, a centering mechanism 3 is slidably connected in the bottom center positioning;

the gas circuit passageway is seted up to panel 2 inside in the position that sets up gas detection device 5, and gas detection seat 501 communicates with the gas circuit passageway, and the even slider groove of seting up in panel 2 side edge, and guide slide block 303 sets up in the slider groove, and guide slide block 303's upper surface is higher than panel 2's upper surface, and chuck 4 is installed on guide slide block 303, has guaranteed that the wheel is when placing anchor clamps, and chuck 4 can be tight to the wheel centering clamp.

Referring to fig. 6-7, the centering mechanism 3 includes a guide disc 301, a guide block 302 and a guide slider 303, the guide disc 301 is disposed in a bottom center positioning sleeve 9 and a top center positioning sleeve 10, the guide block 302 is fixedly connected to the upper end of the guide disc 301, the guide slider 303 is slidably connected to the guide block 302, the chuck 4 is fixedly connected to the guide slider 303, a contact surface between the guide slider 303 and the guide block 302 is 20 ° with respect to the vertical direction, the guide disc 301 is of a hollow structure, the lower end of the interior of the guide disc 301 is fixedly connected to an inner hexagonal bolt 13, the lower end of the inner hexagonal bolt 13 is threadedly connected to a lock nut 14, the lock nut 14 is abutted to the lower surface of the guide disc 301, the air detection sleeve 7 is disposed at the upper end of the interior of the guide disc 301, a groove is formed at the upper end of the guide slider 303, an oil pressure chuck 11 is disposed in the groove, an, the guiding disc 301 is connected with external drive device through hexagon socket head cap screw 13 of connecting on it, under external drive device's drive, guiding disc 301 reciprocates in chassis 1 inside, fixedly connected with has guide block 302 on the guiding disc 301, because guide block 302 is an inclined plane with the contact surface of guide slider 303, and guide slider 303 retrains in vertical direction, consequently horizontal migration can take place when guide block reciprocates to guide slider 303, thereby it reaches centering effect to drive chuck 4 to remove to exert radial restraint to the wheel at the horizontal direction.

Referring to fig. 8, a clamping portion 401 is arranged on the chuck 4, the clamping portion 401 is in a step shape and is used for clamping hubs with different sizes, different steps of the clamping portion 401 correspond to hubs with different sizes, and the clamping portions 401 with different sizes can be arranged according to actual mixed line production requirements, so that the clamp can clamp hubs with different sizes.

Referring to fig. 9, the air detection device 5 includes an air detection seat 501 and an air detection block 502, the air detection seat 501 is fixedly connected to the upper end edge of the panel 2, the air detection block 502 is disposed at the upper end of the air detection seat 501, the air detection block 502 is in a step shape and is adapted to hubs of different sizes, in the actual using process, when the hub is placed on the fixture, the air detection block 502 is pressed down, so that the air pressure value in the air passage inside the fixture reaches the pre-designed air pressure value, which indicates that the hub is correctly placed.

In summary, the invention has the advantages that: through the adoption have inclined plane guide block and guide slider to realize the centering effect of anchor clamps, compare with traditional centering mechanism, this mechanism simple structure, the processing of being convenient for, and centering process is rapider, has improved wheel hub's machining efficiency, all sets up the clamping part and the gas detection piece of chuck into the stairstepping simultaneously for one set of anchor clamps can press from both sides tightly not unidimensional wheel hub, have realized automatic mixed line production wheel.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an anchor clamps are used in processing of two prefaces of automobile wheel hub mixed line, a serial communication port, including chassis (1), chassis (1) upper end fixedly connected with panel (2), panel (2) upper end border position fixedly connected with gas detection device (5), panel (2) lower extreme border position fixedly connected with boss (8), panel (2) upper end middle part fixedly connected with apron (6), cover (7) are examined to apron (6) lower extreme fixedly connected with gas, chassis (1) middle part fixedly connected with bottom center position sleeve (9), panel (2) middle part fixedly connected with top center position sleeve (10), sliding connection has centering mechanism (3) in bottom center position sleeve (9), fixedly connected with chuck (4) on centering mechanism (3).

2. The clamp for processing the two-sequence mixed lines of the automobile hub according to claim 1, wherein the centering mechanism (3) comprises a guide disc (301), a guide block (302) and a guide sliding block (303), the guide disc (301) is arranged in a bottom center positioning sleeve (9) and a top center positioning sleeve (10), the guide block (302) is fixedly connected to the upper end of the guide disc (301), and the guide sliding block (303) is in sliding connection with the guide block (302).

3. The clamp for processing the second-order mixed lines of the automobile hubs according to claim 2, wherein the chuck (4) is fixedly connected to the guide slider (303), and an angle A (15 degrees < A < 75 degrees) is formed between the contact surface of the guide slider (303) and the guide block (302) and the vertical direction.

4. The clamp for processing the two-sequence mixed lines of the automobile hub according to claim 3, wherein the guide disc (301) is of a hollow structure, an inner hexagonal bolt (13) is fixedly connected to the lower end of the inside of the guide disc (301), a locking nut (14) is connected to the lower end of the inner hexagonal bolt (13) in a threaded mode, the locking nut (14) abuts against the lower surface of the guide disc (301), and the gas detection sleeve (7) is arranged at the upper end of the inside of the guide disc (301).

5. The clamp for processing the second-order mixed line of the automobile hub according to claim 4, wherein a groove is formed in the upper end of the guide sliding block (303), an oil pressure chuck (11) is arranged in the groove, an oil passage is formed in the guide sliding block (303), and an oil filling port (12) is fixedly connected to one end of the oil passage.

6. The clamp for processing the two-sequence mixed lines of the automobile hub according to claim 1, wherein a clamping part (401) is arranged on the chuck (4), and the clamping part (401) is in a step shape and used for clamping hubs of different sizes.

7. The clamp for processing the two-sequence mixed line of the automobile hub according to claim 1, wherein the air detection device (5) comprises an air detection seat (501) and an air detection block (502), the air detection seat (501) is fixedly connected to the edge of the upper end of the panel (2), the air detection block (502) is arranged at the upper end of the air detection seat (501), and the air detection block (502) is in a stepped shape and is used for being matched with hubs of different sizes.

8. The clamp for processing the two-sequence mixed line of the automobile hub according to claim 7, wherein an air channel is formed inside the position where the air detection device (5) is arranged on the panel (2), and the air detection seat (501) is communicated with the air channel.

9. The clamp for processing the second-order mixed line of the automobile hub according to claim 1, wherein the side edge of the panel (2) is uniformly provided with a slider groove, the guide slider (303) is arranged in the slider groove, and the upper surface of the guide slider (303) is higher than the upper surface of the panel (2).