CN211565174U

CN211565174U - Clamping fixture for machining automobile mounting bracket

Info

Publication number: CN211565174U
Application number: CN201922384106.7U
Authority: CN
Inventors: 丘天天
Original assignee: Fj Industries Ningbo Machinery Co ltd
Current assignee: Fj Industries Ningbo Machinery Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-25
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a clamping fixture for processing an automobile mounting bracket, which comprises a workbench, wherein a plurality of stations are arranged on the workbench, a positioning seat, a positioning block and a Y-shaped pressing frame are arranged on the workbench, the positioning seat and the positioning block are fixed on the workbench, and the Y-shaped pressing frame is detachably arranged on the workbench; two fastening bolts are horizontally arranged on the positioning block; the Y-shaped pressing frame comprises two pressing parts and two fixing parts, the two pressing parts are symmetrically arranged, the positioning seat is provided with an arc-shaped positioning block, the pressing parts are provided with arc-shaped pressing surfaces opposite to the arc-shaped positioning block, the Y-shaped pressing frame is provided with a locking structure, and the Y-shaped pressing frame is detachably connected to the workbench through the locking structure; the positioning block is provided with a first locking hole, the Y-shaped pressing frame is provided with a second locking hole, a first locking column is arranged in the first locking hole, and a second locking column is arranged in the second locking hole. The utility model discloses have the better, the higher effect of machining precision of stability of location effect.

Description

Clamping fixture for machining automobile mounting bracket

Technical Field

The utility model relates to an automobile parts processing equipment technical field, in particular to clamping anchor clamps are used in processing of car installing support.

Background

The automobile is provided with an exhaust system, the automobile exhaust system is a system for collecting and discharging exhaust gas, and generally comprises an exhaust manifold, an exhaust pipe, a catalytic converter, an exhaust temperature sensor, an automobile muffler, an exhaust tail pipe and the like, when the exhaust pipe is installed, an automobile mounting support is usually adopted for fixing, and a common exhaust pipe is irregular, so the automobile mounting support is also irregular along with the exhaust pipe.

As shown in fig. 1 and 2, an exhaust pipe automobile mounting bracket 1 is provided, the automobile mounting bracket 1 is in an irregular disc shape as a whole, the automobile mounting bracket 1 includes a disc body 11 and a circle of arc surfaces 12 arranged around the disc body 11, front and rear ends of the arc surfaces 12 are raised upwards, two sides of the arc surfaces 12 are inclined downwards, a projection 13 is arranged at the center of the upper end surface of the disc body 11, a communication hole 14 penetrating through the projection 13 and the disc body 11 is formed in the projection 13, a guide surface 15 is arranged at an orifice of the communication hole 14, mounting holes 16 arranged at two sides of the communication hole 14 are further formed in the projection 13, a first convex column 17 and a second convex column 18 are further arranged on the disc body 11, a first fixing hole 171 is formed in the first convex column 17, a second fixing hole 181 is formed in the second convex column 18, and a convex ring 19 is arranged on the lower.

In the production process of the automobile mounting bracket, the upper surfaces of the lug, the first convex column and the second convex column need to be processed, the communicating hole, the mounting hole, the first fixing hole and the second fixing hole need to be formed, and the hole opening of the communicating hole is used for cutting the guide surface.

Because the automobile mounting bracket is in an irregular shape, when the automobile mounting bracket is directly placed on a workbench for processing, the automobile mounting bracket is easy to deflect and poor in stability, and the problems of uneven processing and low processing precision of a plane can also occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a clamping anchor clamps are used in processing of car installing support has the better, the higher effect of machining precision of stability of location effect.

The above technical purpose of the present invention can be achieved by the following technical solutions: a clamping fixture for machining an automobile mounting bracket comprises a workbench, wherein a plurality of stations are arranged on the workbench, a positioning seat, a positioning block and a Y-shaped pressing frame are arranged on the workbench, the positioning seat and the positioning block are fixed on the workbench, and the Y-shaped pressing frame is detachably arranged on the workbench; two fastening bolts are horizontally arranged on the positioning block; the Y-shaped pressing frame comprises two pressing parts and two fixing parts, the two pressing parts are symmetrically arranged, the positioning seat is provided with an arc-shaped positioning block, the pressing parts are provided with arc-shaped pressing surfaces opposite to the arc-shaped positioning block, the Y-shaped pressing frame is provided with a locking structure, and the Y-shaped pressing frame is detachably connected to the workbench through the locking structure; the positioning block is provided with a first locking hole, the Y-shaped pressing frame is provided with a second locking hole, a first locking column is arranged in the first locking hole, and a second locking column is arranged in the second locking hole.

By adopting the technical scheme, when the automobile mounting bracket is positioned on the workbench, the higher end of the arc surface corresponds to the positioning block, the lower end corresponds to the Y-shaped pressing frame, the fastening bolt is screwed, so that the end part of the fastening bolt is abutted against the side wall of the automobile mounting bracket, and the automobile mounting bracket is limited in the horizontal direction; then press the frame to be positioned on the car installing support through locking structure with Y shape, make the arc compress tightly the face relative with the arc locating piece, and press from both sides the car installing support tightly under combined action between them, screw up first locking post and second locking post at last, make the lower extreme of first locking post support in the higher end of car installing support arc surface, the lower extreme of second locking post supports in the lower end of car installing support arc surface, press the frame through Y shape, the location of car installing support in vertical direction is realized to first locking post and second locking post. So, after the location, can process the upper surface and mounting hole, spigot surface, first fixed orifices and the second fixed orifices of lug, first projection, second projection, add man-hour, have the better, the higher effect of machining precision of stability of location effect, and can process simultaneously at a plurality of stations, machining efficiency is higher.

The utility model discloses a further set up to: the locking structure comprises a threaded column and an outer hexagon nut, a threaded hole is formed in the workbench, one end of the threaded column is in threaded connection with the threaded hole, a through hole is formed in the fixing portion of the Y-shaped pressing frame, the threaded column penetrates through the through hole, the outer hexagon nut is in threaded connection with the other end of the threaded column, and the outer hexagon nut tightly presses the Y-shaped pressing frame fixedly.

Through adopting above-mentioned technical scheme, when pressing the frame to Y shape and fixing, with screw thread post threaded connection in screw hole, then the screw thread post passes the through hole, make Y shape press the frame to cup joint on the screw thread post, will outer hexagon nut threaded connection on the screw thread post at last, press the frame to support tightly with Y shape until outer hexagon nut lower surface, so, not only when the installation is more convenient, and also faster when dismantling.

The utility model discloses a further set up to: the worktable is provided with a supporting seat, and the fixed part of the Y-shaped pressing frame is propped against the supporting seat.

Through adopting above-mentioned technical scheme, when car installing support was located the positioning seat, the Y shape pressed the portion that compresses tightly of frame and supported on car installing support, and the fixed part of Y shape support supports on the supporting seat, so, has higher stability.

The utility model discloses a further set up to: the locating piece sets up to "L" style of calligraphy of handstand, and the locating piece includes vertical piece and horizontal piece, and fastening bolt connects on vertical piece, and first locking post threaded connection is on the horizontal piece.

The utility model discloses a further set up to: the end face of the positioning seat is provided with a circular groove.

Through adopting above-mentioned technical scheme, when car installing support was positioned on the positioning seat, the bulge loop of terminal surface just imbeds to the circular recess and fixes a position under the disc body.

The utility model discloses a further set up to: the side wall of the positioning seat is fixedly connected with the positioning block through a fixing bolt, and the bottom of the positioning seat is fixedly connected with the workbench through a locking bolt.

Through adopting above-mentioned technical scheme, fix through fixing bolt between the lateral wall of positioning seat and the locating piece, fix through locking bolt between the bottom of positioning seat and the workstation, the difficult emergence skew in three's position.

To sum up, the utility model discloses following beneficial effect has:

1. when the automobile mounting bracket is positioned on the workbench, the automobile mounting bracket is limited in the horizontal direction by the fastening bolt, and the automobile mounting bracket is limited in the vertical direction by the Y-shaped pressing frame, the first locking column and the second locking column, so that the positioning effect is good, the stability is high, the machining precision is high, a plurality of stations can be machined simultaneously, and the machining efficiency is high;

2. the Y-shaped pressing frame is locked and positioned by adopting the threaded column and the outer hexagon nut, so that the installation is firmer, and the disassembly and the assembly are also more convenient and quicker.

Drawings

Fig. 1 is a schematic diagram of the overall structural relationship of a prior art mounting bracket for an automobile.

Fig. 2 is a schematic structural view of a lower end surface of a prior art mounting bracket for an automobile.

FIG. 3 is a schematic diagram of the overall structure of the embodiment with one station not having a vehicle mounting bracket positioned.

FIG. 4 is a schematic structural relationship diagram of the embodiment in which parts of one of the stations are separated.

In the figure: 1. an automotive mounting bracket; 11. a disc body; 12. a circular arc surface; 13. a bump; 14. a communicating hole; 15. a guide surface; 16. mounting holes; 17. a first convex column; 171. a first fixing hole; 18. a second convex column; 181. a second fixing hole; 19. a convex ring; 2. a work table; 21. a threaded hole; 22. a supporting seat; 3. positioning seats; 31. fixing the bolt; 32. a circular groove; 33. an arc-shaped positioning block; 4. positioning blocks; 41. a vertical block; 411. fastening a bolt; 42. a horizontal block; 421. a first locking hole; 422. a first locking post; 5. a Y-shaped pressing frame; 51. a pressing part; 511. an arc-shaped pressing surface; 52. a fixed part; 521. a through hole; 53. a second locking hole; 54. a second locking post; 6. a threaded post; 7. an outer hexagonal nut.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The utility model provides a clamping anchor clamps are used in processing of car installing support, be the car installing support 1 that is processed as shown in fig. 1 and fig. 2, be the clamping anchor clamps as shown in fig. 3 and fig. 4, including workstation 2, be provided with three station on workstation 2, every station is including fixed positioning seat 3 that sets up on workstation 2, locating piece 4 and detachable Y shape pressure frame 5, locating piece 4 sets up to "L" style of calligraphy of handstand, locating piece 4 includes vertical piece 41 and horizontal block 42, the lower extreme fixed connection of vertical piece 41 is in workstation 2, vertical piece 41 is improved level and is provided with two fastening bolt 411 that parallel, first locking hole 421 has been seted up on the horizontal block 42, vertical threaded connection has first locking post 422 in the first locking hole 421. The lateral wall of positioning seat 3 passes through fixing

bolt

31 and 4 fixed connection of locating piece, and locking bolt and 2 fixed connection of workstation are passed through to the bottom of positioning seat 3, fix through fixing bolt 31 between the lateral wall of positioning seat 3 and the locating piece 4, so, the difficult emergence skew in three's position.

As shown in fig. 3 and 4, the positioning seat 3 is configured as a disc shape adapted to the automobile mounting bracket 1, a circular groove 32 is formed in an end surface of the positioning seat 3, and when the automobile mounting bracket 1 is positioned on the positioning seat 3, the convex ring 19 on the lower end surface of the disc body 11 is just embedded into the circular groove 32 for positioning. The positioning seat 3 is provided with two symmetrical arc-shaped positioning blocks 33, the Y-shaped pressing frame 5 comprises two pressing portions 51 and a fixing portion 52 which are forked and symmetrically arranged, the pressing portions 51 are provided with arc-shaped pressing surfaces 511 corresponding to the arc-shaped positioning blocks 33, and the fixing portion 52 is provided with a through hole 521. The upper end of the threaded column 6 is connected with an outer hexagon nut 7 in a threaded manner, the Y-shaped pressing frame 5 is fixedly pressed by the outer hexagon nut 7, a supporting seat 22 is arranged on the workbench 2, and a fixing part 52 of the Y-shaped pressing frame 5 abuts against the supporting seat 22. When the Y-shaped pressing frame 5 is fixed, the lower end of the threaded column 6 is in threaded connection with the threaded hole 21, then the threaded column 6 penetrates through the through hole 521, the Y-shaped pressing frame 5 is sleeved on the threaded column 6, and finally the outer hexagonal nut 7 is in threaded connection with the threaded column 6 until the lower surface of the outer hexagonal nut 7 tightly supports the Y-shaped pressing frame 5. The Y-shaped pressing frame 5 is provided with a second locking hole 53, and a second locking column 54 is vertically arranged in the second locking hole 53.

The utility model discloses a basic operating principle does: when the automobile mounting bracket 1 is positioned on the workbench 2, the higher end of the arc surface 12 corresponds to the positioning block 4, the lower end corresponds to the Y-shaped pressing frame 5, and the fastening bolt 411 is screwed, so that the end part of the fastening bolt 411 is abutted against the side wall of the automobile mounting bracket 1, and the automobile mounting bracket 1 is limited in the horizontal direction; then, the Y-shaped pressing frame 5 is positioned on the automobile mounting support 1 through the locking structure, the arc-shaped pressing surface 511 is opposite to the arc-shaped positioning block 33, the automobile mounting support 1 is clamped under the combined action of the arc-shaped pressing surface and the arc-shaped positioning block, the first locking column 422 and the second locking column 54 are finally screwed, the lower end of the first locking column 422 is abutted against the higher end of the arc surface 12 of the automobile mounting support 1, the lower end of the second locking column 54 is abutted against the lower end of the arc surface 12 of the automobile mounting support, and the positioning of the automobile mounting support 1 in the vertical direction is realized through the Y-shaped pressing frame 5, the first locking column 422 and the second locking column 54. So, after the location, can process lug 13, first projection 17, the upper surface and the mounting hole 16 of second projection 18, spigot surface 15, first fixed orifices 171 and second fixed orifices 181, add man-hour, have the better, the higher effect of machining precision of stability of location effect, and can process simultaneously at a plurality of stations, machining efficiency is higher.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a clamping anchor clamps are used in processing of car installing support, is including workstation (2), be equipped with a plurality of stations on workstation (2), its characterized in that: a positioning seat (3), a positioning block (4) and a Y-shaped pressing frame (5) are arranged on the workbench (2), the positioning seat (3) and the positioning block (4) are fixed on the workbench (2), and the Y-shaped pressing frame (5) is detachably mounted on the workbench (2);

two fastening bolts (411) are horizontally arranged on the positioning block (4);

the Y-shaped pressing frame (5) comprises two pressing parts (51) and fixing parts (52), the two pressing parts (51) are symmetrically arranged, the positioning seat (3) is provided with an arc-shaped positioning block (33), the pressing part (51) is provided with an arc-shaped pressing surface (511) opposite to the arc-shaped positioning block (33), the Y-shaped pressing frame (5) is provided with a locking structure, and the Y-shaped pressing frame (5) is detachably connected to the workbench (2) through the locking structure;

the positioning block (4) is provided with a first locking hole (421), the Y-shaped pressing frame (5) is provided with a second locking hole (53), a first locking column (422) is arranged in the first locking hole (421), and a second locking column (54) is arranged in the second locking hole (53).

2. The clamping fixture for machining the automobile mounting bracket according to claim 1, characterized in that: the locking structure comprises a threaded column (6) and an outer hexagon nut (7), a threaded hole (21) is formed in the workbench (2), one end of the threaded column (6) is in threaded connection with the threaded hole (21), a through hole (521) is formed in a fixing portion (52) of the Y-shaped pressing frame (5), the threaded column (6) penetrates through the through hole (521), the outer hexagon nut (7) is in threaded connection with the other end of the threaded column (6), and the outer hexagon nut (7) compresses and fixes the Y-shaped pressing frame (5).

3. The clamping fixture for machining the automobile mounting bracket according to claim 2, characterized in that: the workbench (2) is provided with a supporting seat (22), and a fixing part (52) of the Y-shaped pressing frame (5) is abutted against the supporting seat (22).

4. The clamping fixture for machining the automobile mounting bracket according to claim 1, characterized in that: the positioning block (4) is arranged in an inverted L shape, the positioning block (4) comprises a vertical block (41) and a horizontal block (42), the fastening bolt (411) is connected to the vertical block (41), and the first locking column (422) is in threaded connection with the horizontal block (42).

5. The clamping fixture for machining the automobile mounting bracket according to claim 1, characterized in that: the end face of the positioning seat (3) is provided with a circular groove (32).

6. The clamping fixture for machining the automobile mounting bracket according to claim 1, characterized in that: the side wall of the positioning seat (3) is fixedly connected with the positioning block (4) through a fixing bolt (31), and the bottom of the positioning seat (3) is fixedly connected with the workbench (2) through a locking bolt.