CN212350121U

CN212350121U - Stamping die of stamping machine

Info

Publication number: CN212350121U
Application number: CN202020771435.7U
Authority: CN
Inventors: 夏军放
Original assignee: Xinchang Beilin Bearing Co ltd
Current assignee: Xinchang Beilin Bearing Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-01-15
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a stamping die of a stamping machine, which comprises an upper die, a lower die and a base, wherein the base is provided with two guide grooves, four fixed blocks are arranged in the guide grooves, the fixed blocks are in sliding fit with the guide grooves, the bottom surfaces of the guide grooves are provided with four sliding grooves distributed along the direction of the guide grooves, each sliding groove is internally provided with a spring, one end of each spring is attached to the side wall of one end of each sliding groove, the lower end of each fixed block is positioned in the sliding groove and is in sliding fit with the sliding groove, the other end of each spring is fixedly connected with the lower end of the fixed block, the intersection of the two guide grooves is provided with a positioning groove, the lower end of the lower die is fixedly provided with a positioning block, the upper end of the fixed block is fixedly provided with an inserting block, the side wall of the positioning block is provided with a slot, the upper end of, the lower die is fixed with the base, and the lower die is convenient to disassemble and assemble.

Description

Stamping die of stamping machine

Technical Field

The utility model relates to a stamping equipment technical field, in particular to stamping die of punching machine.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotating body and reduce the friction coefficient in its movement, and in many mechanical devices, it can be applied to bearings.

In the manufacturing process of the bearing, a stamping process is used in many steps, such as manufacturing of the dust cap. When punching press the bearing, need use the mould, the mould specification that the bearing of different specifications needs when punching press is different, and ordinary stamping die is in order can be more firm fixed, often difficult dismantlement makes stamping die's application scope diminish. In view of the above problems, a solution is proposed as follows.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stamping die of punching machine has the counterpunch mould that can be convenient and changes to improve the advantage of the suitability of mould.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a stamping die of a stamping machine comprises an upper die, a lower die and a base, wherein two guide grooves are arranged on the base, the two guide grooves are combined into an X shape, four fixed blocks are arranged in the guide grooves and are in sliding fit with the guide grooves, four sliding grooves distributed along the direction of the guide grooves are arranged on the bottom surfaces of the guide grooves, springs are arranged in each sliding groove, one ends of the springs are attached to the side wall of one end of each sliding groove, the lower ends of the fixed blocks are located in the sliding grooves and are in sliding fit with the sliding grooves, the other ends of the springs are fixedly connected with the lower ends of the fixed blocks, rhombic positioning grooves are arranged at the intersection positions of the two guide grooves, rhombic positioning blocks are fixedly arranged at the lower ends of the lower die, the positioning blocks are inserted into the positioning grooves and are matched with the positioning grooves, inserting blocks are fixedly arranged, the insert is matched with the slot, a bearing platform is arranged at the upper end of the lower die and detachably connected with the lower die, a pressure groove is formed in the upper end of the bearing platform, the lower end face of the upper die is matched with the pressure groove, a rotary column is arranged on the base, the lower end of the rotary column is inserted into the base and rotatably connected with the base, a pressing block is fixedly arranged at the upper end of the rotary column, a threaded hole is formed in one end, far away from the rotary column, of the pressing block, and a fixing screw rod is inserted into the threaded hole.

Adopt above-mentioned technical scheme, insert the locating piece in the constant head tank, later relieve four fixed blocks, four fixed blocks can be close to the locating piece under the pulling force of spring, and paste mutually with the lateral wall of locating piece, four inserted blocks insert respectively in four slots, it is fixed with the constant head tank to make the locating piece, thereby it is fixed with the base to make the bed die, later rotate the rotary column, the rotary column drives the briquetting and rotates, make the one end of briquetting remove the top of bed die, later rotate clamping screw, make clamping screw's lower extreme support the up end at the bed die, compress tightly the bed die, the realization is to the installation of bed die.

Preferably, the lower end of the fixing screw is provided with a pressing sheet, the upper end face of the pressing sheet is provided with an annular groove, the lower end of the fixing screw is fixedly provided with an annular sheet, the annular sheet is clamped in the annular groove and is in rotating fit with the annular groove, and the lower end of the pressing sheet is fixedly provided with an extrusion pad.

By adopting the technical scheme, the fixing screw moves to drive the pressing sheet to move, so that the extrusion pad at the lower end of the pressing sheet is abutted against the upper end face of the lower die, and the lower die is more firmly fixed.

Preferably, the lower end of the bearing platform is fixedly provided with a square upright post, the upper end face of the lower die is provided with a vertical groove, the upright post is positioned in the vertical groove and matched with the vertical groove, the lower die is inserted with two inserting strips, the upright post is provided with two inserting holes, and the inserting strips are matched with the inserting holes.

By adopting the technical scheme, the upright column is inserted into the vertical groove, and then the two inserting strips penetrate through the inserting holes to fix the upright column and the vertical groove, so that the bearing platform is fixed with the lower die, and the bearing platform is installed.

Preferably, a pull rod is fixedly arranged on the side wall of the fixed block, and the upper end of the pull rod penetrates through the guide groove and is positioned above the guide groove.

By adopting the technical scheme, the pull rod can drive the fixing block to move by pulling the upper end of the pull rod, so that the fixing block can be separated from the positioning block, the positioning block can be taken out from the positioning groove after the four fixing blocks are separated from the positioning block, and the separation of the lower die and the base is completed.

Preferably, the upper end face of the upper die is fixedly provided with a connecting block, and the connecting block is provided with a plurality of connecting holes.

By adopting the technical scheme, the connecting block is attached to the output end of the punching machine, passes through the connecting hole through the fastening piece and is fixed with the punching machine, and the upper die is installed.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a sectional view of the embodiment;

FIG. 3 is an enlarged view of area A of FIG. 2;

fig. 4 is another cross-sectional view of the embodiment.

Reference numerals: 1. an upper die; 2. a lower die; 3. a base; 4. a fixed block; 5. a spring; 6. positioning blocks; 7. inserting a block; 8. a bearing platform; 9. turning the column; 10. briquetting; 11. fixing the screw rod; 12. tabletting; 13. a ring sheet; 14. pressing the cushion; 15. a column; 16. cutting; 17. a pull rod; 18. and (4) connecting the blocks.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 4, a press die of a press machine includes an upper die 1, a lower die 2, and a base 3. The upper end face of the upper die 1 is fixedly provided with a connecting block 18, and the connecting block 18 is provided with a plurality of connecting holes. The mounting of the upper die 1 is completed by attaching the connecting block 18 to the output end of the press and inserting the connecting block into the connecting hole using a fastening member such as a screw and connecting the connecting block to the output end of the press.

Two guide grooves are arranged on the base 3 and combined into an X shape. The junction of the two guide grooves is provided with a rhombic positioning groove. The lower end of the lower die 2 is fixedly provided with a diamond-shaped positioning block 6. Insert locating piece 6 into the constant head tank, locating piece 6 can be with the fixed position of bed die 2, prevents that bed die 2 from removing.

Four sliding grooves distributed along the direction of the guide groove are formed in the bottom surface of the guide groove, and a spring 5 is arranged in each sliding groove. Four fixed blocks 4 are arranged in the guide groove, the lower ends of the fixed blocks 4 are located in the sliding grooves, one ends of the springs 5 are fixedly connected with one ends of the sliding grooves, and the other ends of the springs 5 are fixedly connected with the side walls of the fixed blocks 4. The side wall of the fixed block 4 is fixedly provided with a pull rod 17, and the upper end of the pull rod 17 is positioned above the guide groove. Pulling the pull rod 17 moves the four fixed blocks 4 along the sliding grooves, and stretching the springs 5 to enable the four fixed blocks 4 to be away from each other. After the positioning block 6 is inserted into the positioning groove, the pull rod 17 is released, and the four fixing blocks 4 approach to each other under the action of the elastic force of the spring 5 and cling to the side wall of the positioning block 6.

The upper end of the fixed block 4 is fixedly provided with an inserting block 7, and the side wall of the positioning block 6 is provided with a slot. After the four fixing blocks 4 are tightly attached to the positioning blocks 6, the insertion blocks 7 on the four fixing blocks 4 can be inserted into the insertion grooves to fix the positioning blocks 6, so that the lower die 2 is fixed with the base 3, and the lower die 2 is installed.

The base 3 is provided with a rotary column 9, and the rotary column 9 is rotatably connected with the base 3. The upper end of the rotary column 9 is fixedly provided with a pressing block 10, the pressing block 10 is rectangular, and the rotary column 9 is fixedly connected with one end of the rectangular pressing block 10. The rotation of the rotary column 9 can make the other end of the pressing block 10 rotate around the rotary column 9.

One end of the pressing block 10, which is far away from the rotary column 9, is provided with a threaded hole, and a fixing screw rod 11 is inserted in the threaded hole. The lower end of the fixed screw 11 is provided with a pressing sheet 12, the upper end face of the pressing sheet 12 is provided with a ring groove, the lower end of the fixed screw 11 is fixedly provided with a ring sheet 13, and the ring sheet 13 is in running fit with the ring groove. One end of the pressing block 10, which is far away from the rotary column 9, is rotated to the upper end of the lower die 2, and then the fixing screw 11 is rotated, so that the fixing screw 11 drives the pressing sheet 12 to move downwards, and the pressing sheet 12 can be abutted to the upper end surface of the lower die 2. The lower end of the pressing sheet 12 is fixedly provided with the extrusion pad 14, the extrusion pad 14 has certain elasticity and rough surface, and the friction force between the pressing sheet 12 and the lower die 2 can be increased, so that the pressing sheet 12 can better fix the lower die 2.

The upper end of the lower die 2 is provided with a bearing platform 8, the lower end of the bearing platform 8 is fixedly provided with a square upright post 15, and the upper end surface of the lower die 2 is provided with a vertical groove. Insert the stand 15 in the grudging post, the cross-section of stand 15 and grudging post is square, and the lateral wall and the grudging post laminating of stand 15 can prevent to take place relative rotation between stand 15 and the grudging post. Two inserting strips 16 are inserted into the lower die 2, two inserting holes are formed in the upright post 15, and the two inserting strips 16 are respectively inserted into the two inserting holes, so that the upright post 15 and the vertical groove are fixed, and the bearing platform 8 is installed.

The upper end of the bearing platform 8 is provided with a pressure groove, the lower end face of the upper die 1 is matched with the pressure groove, a bearing part needing to be stamped is placed into the pressure groove, then the punching machine is started, the punching machine drives the upper die 1 to move downwards, the lower end of the upper die 1 is in contact with the bearing part, and stamping of the bearing part is completed.

Claims

1. A stamping die of a stamping machine comprises an upper die (1), a lower die (2) and a base (3), and is characterized in that two guide grooves are formed in the base (3), the two guide grooves are combined into an X shape, four fixing blocks (4) are arranged in the guide grooves, the fixing blocks (4) are in sliding fit with the guide grooves, four sliding grooves distributed along the direction of the guide grooves are formed in the bottom surfaces of the guide grooves, a spring (5) is arranged in each sliding groove, one end of each spring (5) is attached to the side wall of one end of each sliding groove, the lower end of each fixing block (4) is located in each sliding groove and is in sliding fit with the corresponding sliding groove, the other end of each spring (5) is fixedly connected with the lower end of each fixing block (4), a rhombic positioning groove is formed in the intersection of the two guide grooves, a rhombic positioning block (6) is fixedly arranged at the lower end of the lower die (, the upper end of the fixing block (4) is fixedly provided with an inserting block (7), the side wall of the positioning block (6) is provided with a slot, the inserting block (7) is matched with the slot, the upper end of the lower die (2) is provided with a bearing platform (8), the bearing platform (8) is detachably connected with the lower die (2), the upper end of the bearing platform (8) is provided with a pressure groove, the lower end face of the upper die (1) is matched with the pressure groove, the base (3) is provided with a rotary column (9), the lower end of the rotary column (9) is inserted into the base (3) and is rotatably connected with the base (3), the upper end of the rotary column (9) is fixedly provided with a pressing block (10), one end of the pressing block (10), which is far away from the rotary column (9), is provided with a threaded hole, and a fixing screw rod (11) is inserted into the threaded hole.

2. The stamping die of a stamping machine according to claim 1, wherein the lower end of the fixing screw (11) is provided with a pressing piece (12), the upper end surface of the pressing piece (12) is provided with a ring groove, the lower end of the fixing screw (11) is fixedly provided with a ring piece (13), the ring piece (13) is clamped in the ring groove and is in rotating fit with the ring groove, and the lower end of the pressing piece (12) is fixedly provided with a squeezing pad (14).

3. The stamping die of a stamping machine according to claim 2, characterized in that a square upright post (15) is fixedly arranged at the lower end of the bearing platform (8), a standing groove is arranged on the upper end surface of the lower die (2), the upright post (15) is positioned in the standing groove and matched with the standing groove, two inserting strips (16) are inserted into the lower die (2), two inserting holes are formed in the upright post (15), and the inserting strips (16) are matched with the inserting holes.

4. The stamping die of a stamping press according to claim 3, wherein the fixed block (4) is fixedly provided with a pull rod (17) on the side wall, and the upper end of the pull rod (17) passes through the guide groove and is positioned above the guide groove.

5. The stamping die of a stamping machine according to claim 1, wherein the upper die (1) is fixedly provided with a connecting block (18) at the upper end face, and the connecting block (18) is provided with a plurality of connecting holes.