CN211515707U

CN211515707U - Crimping structure of stamping part

Info

Publication number: CN211515707U
Application number: CN201922339177.5U
Authority: CN
Inventors: 张�杰; 毕伟; 祝林林
Original assignee: Suzhou Suhong Mould Co ltd
Current assignee: Suzhou Suhong Mould Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-18
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a stamping workpiece turn-up structure relates to stamping workpiece turn-up technical field, for the slow problem of the stamping workpiece turn-up speed among the solution prior art. The improved structure of the rotary table is characterized in that a first reduction gearbox is mounted inside the first working box, a first rotary table is mounted on one side of the first reduction gearbox, a second reduction gearbox is mounted inside the second working box, a servo motor is mounted on one side of each of the first reduction gearbox and the second reduction gearbox, rotating shafts are mounted on two sides of the first reduction gearbox, the first rotary table and the servo motor are rotatably connected with the first reduction gearbox through the rotating shafts, a first eccentric wheel is mounted on the front end face of the first rotary table, a first driving arm is mounted on the outer side of the first eccentric wheel, the first rotary table is rotatably connected with the first driving arm through the first eccentric wheel, a first connecting leg is mounted at one end of the first driving arm and rotatably connected with the first driving arm through a bearing, and a first crimping arm is mounted above the first connecting leg.

Description

Crimping structure of stamping part

Technical Field

The utility model relates to a stamping workpiece turn-up technical field specifically is a stamping workpiece turn-up structure.

Background

The stamping part is a forming processing method for applying external force to plates, strips, pipes, sections and the like by a press and a die to enable the plates, the strips, the pipes, the sections and the like to generate plastic deformation or separation, thereby obtaining workpieces (stamping parts) with required shapes and sizes, wherein the stamping and the forging belong to plastic processing (or called pressure processing), the stamping is called forging and pressing, the stamped blanks are mainly hot-rolled and cold-rolled steel plates and steel strips, 60-70% of the steel products in the world are plates, most of the plates are made into finished products by stamping, iron core silicon steel sheets of automobile bodies, chassis, oil tanks and radiator sheets, steam drums of boilers, shells of containers, motors, electric appliances and the like are all stamped, and a large number of stamping parts are also arranged in products such as instruments, household appliances, bicycles, office machines, living vessels and the like.

The precision of the workpiece can reach micron level, the repeated precision is high, the specification is consistent, the workpiece can be punched to form a hole nest, a boss and the like, a cold stamping part is generally not subjected to cutting processing or only needs a small amount of cutting processing, the precision and the surface state of a hot stamping part are lower than those of the cold stamping part but are still superior to castings and forgings, the cutting processing amount is small, after the time of hemming the corners of the stamping part by a common die, the workpieces are subjected to processes of pre-bending, flanging, pressing and the like, the manufacturing is very complicated, the hemming speed of the stamping part is too slow, and the industrial production efficiency is influenced; therefore, the market urgently needs to develop a crimping structure of the stamping part to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping workpiece turn-up structure to the slow problem of the stamping workpiece turn-up speed who provides in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping part hemming structure comprises a first working box and a second working box, wherein a first reduction gearbox is arranged inside the first working box, a first rotary table is arranged on one side of the first reduction gearbox, a second reduction gearbox is arranged inside the second working box, servo motors are arranged on one sides of the first reduction gearbox and the second reduction gearbox, rotary shafts are arranged on two sides of the first reduction gearbox, the first rotary table and the servo motors are rotatably connected with the first reduction gearbox through the rotary shafts, a first eccentric wheel is arranged on the front end face of the first rotary table, a first driving arm is arranged on the outer side of the first eccentric wheel, the first rotary table is rotatably connected with the first driving arm through the first eccentric wheel, a first connecting leg is arranged at one end of the first driving arm and rotatably connected with the first driving arm through a bearing, a first hemming arm is arranged above the first connecting leg, and a case is arranged on one side of the first working box.

Preferably, rotating shafts are installed on two sides of the second reduction gearbox, a second rotary table is installed on one side of the second reduction gearbox, the second rotary table and the servo motor are rotatably connected with the second reduction gearbox through the rotating shafts, a second eccentric wheel is installed on the front end face of the second rotary table, a second driving arm is installed on the outer side of the second eccentric wheel, the second driving arm is rotatably connected with the second rotary table through the second eccentric wheel, a second connecting leg is installed at one end of the second driving arm, the second connecting leg is rotatably connected with the second driving arm through a bearing, a second crimping arm is installed at one end of the second connecting leg, and a hanging cabinet is arranged above the second working box.

Preferably, the internally mounted of quick-witted case has the block terminal, the top of block terminal is provided with the circuit pipe, the circuit pipe passes the second work box and links to each other with the wall cabinet.

Preferably, the inside of wall cabinet installs the hydraulic pump, hydraulic pressure pipe is installed to one side of hydraulic pump, the opposite side and the circuit pipe electric connection of hydraulic pump, the below of hydraulic pressure pipe is provided with the oil circuit branch pipe, the oil circuit branch pipe is provided with two.

Preferably, a hydraulic tank is installed below the wall cabinet, a first hydraulic ram and a second hydraulic ram are installed in the hydraulic tank respectively, and the first hydraulic ram and the second hydraulic ram are connected with the two oil way branch pipes respectively.

Preferably, the hemming blocks are installed below the first hydraulic ram and the second hydraulic ram, the fixing bridge is installed on the outer sides of the first hydraulic ram and the second hydraulic ram, and the first hydraulic ram, the second hydraulic ram and the hydraulic tank are fixedly connected through fastening screws.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through the setting of first turn-up arm, through the setting of first turn-up arm and second turn-up arm, the one end that makes first turn-up arm and second turn-up arm all is identical with turn-up piece head arc, and through servo motor's setting, make the stamping workpiece in first work box top is placed in the striking that first turn-up arm and second turn-up arm do not stop in proper order, thereby make the edge of stamping workpiece can the turn-up fast, thereby improve the speed of turn-up, the production efficiency of mill has been improved simultaneously.

2. The utility model discloses a through the setting of first hydraulic ram, through the setting of first hydraulic ram and second hydraulic ram, when the stamping workpiece was placed in the top of first work box for what the turn-up piece can be firmly withheld it, thereby the stamping workpiece can not squint when making the turn-up, thereby reduces the deviation of turn-up angle, makes the turn-up effect of stamping workpiece better.

Drawings

Fig. 1 is a front view of a crimping structure of a stamping part according to the present invention;

fig. 2 is a cross-sectional view of a crimping structure of a stamping part according to the present invention;

fig. 3 is an overall schematic view of the stabilizer of the present invention.

In the figure: 1. a first work box; 2. a chassis; 3. a second work box; 4. hanging a cabinet; 5. a hydraulic tank; 6. a hemming block; 7. a first crimping arm; 8. a second hemming arm; 9. a first reduction gearbox; 10. a first turntable; 11. a first eccentric wheel; 12. a first drive arm; 13. a first connecting leg; 14. a distribution box; 15. a second reduction gearbox; 16. a second turntable; 17. a second eccentric wheel; 18. a second drive arm; 19. a second connecting leg; 20. a hydraulic pump; 21. a hydraulic tube; 22. a first hydraulic ram; 23. a second hydraulic ram; 24. a fixed bridge; 25. a servo motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a stamping part hemming structure comprises a first working box 1 and a second working box 3, wherein a first reduction gearbox 9 is arranged inside the first working box 1, a first rotary table 10 is arranged on one side of the first reduction gearbox 9, a second reduction gearbox 15 is arranged inside the second working box 3, a servo motor 25 is arranged on one side of each of the first reduction gearbox 9 and the second reduction gearbox 15, rotating shafts are arranged on two sides of the first reduction gearbox 9, the first rotary table 10 and the servo motor 25 are rotatably connected with the first reduction gearbox 9 through the rotating shafts, a first eccentric wheel 11 is arranged on the front end face of the first rotary table 10, a first driving arm 12 is arranged on the outer side of the first eccentric wheel 11, the first rotary table 10 is rotatably connected with the first driving arm 12 through the first eccentric wheel 11, a first connecting leg 13 is arranged at one end of the first driving arm 12, and the first connecting leg 13 is rotatably connected with the first driving arm 12 through a bearing, the first crimping arm 7 is installed above the first connecting leg 13, and the case 2 is arranged on one side of the first working box 1.

Further, rotating shafts are mounted on two sides of the second reduction gearbox 15, a second rotary table 16 is mounted on one side of the second reduction gearbox 15, the second rotary table 16 and the servo motor 25 are rotatably connected with the second reduction gearbox 15 through the rotating shafts, a second eccentric wheel 17 is mounted on the front end face of the second rotary table 16, a second driving arm 18 is mounted on the outer side of the second eccentric wheel 17, the second driving arm 18 and the second rotary table 16 are rotatably connected through the second eccentric wheel 17, a second connecting leg 19 is mounted at one end of the second driving arm 18, the second connecting leg 19 is rotatably connected with the second driving arm 18 through a bearing, a second crimping arm 8 is mounted at one end of the second connecting leg 19, a hanging cabinet 4 is arranged above the second working box 3, and the equipment is high in precision and firmer by adopting an inlet eccentric wheel and a rotary table.

Further, the inside of machine case 2 is equipped with block terminal 14, and the top of block terminal 14 is provided with the circuit pipe, and the circuit pipe passes second work box 3 and links to each other with wall cabinet 4, and machine case 2 adopts high strength import synthetic steel, and the bending strength is high, non-deformable, and bearing capacity is strong, long service life.

Further, the internally mounted of wall cabinet 4 has hydraulic pump 20, and hydraulic pressure pipe 21 is installed to one side of hydraulic pump 20, and hydraulic pump 20's opposite side and circuit pipe electric connection are provided with the oil circuit branch pipe in the below of hydraulic pressure pipe 21, and the oil circuit branch pipe is provided with two, adopts import hydraulic pump 20, and accuse pressure ability is strong, and the accuracy is high, long service life.

Further, hydraulic tank 5 is installed to the below of wall cabinet 4, and first hydraulic ram 22 and second hydraulic ram 23 are installed respectively to the inside of hydraulic tank 5, and first hydraulic ram 22 and second hydraulic ram 23 are equallyd divide and are linked to each other with two oil circuit branch pipes respectively, and hydraulic tank 5 adopts high strength steel, and bearing capacity is strong.

Further, hem piece 6 is all installed to the below of first hydraulic ram 22 and second hydraulic ram 23, and fixed bridge 24 is all installed in the outside of first hydraulic ram 22 and second hydraulic ram 23, and first hydraulic ram 22, second hydraulic ram 23 and hydraulic tank 5 are all through fastening screw fixed connection, and hem piece 6 is solid high manganese steel, and difficult wearing and tearing are difficult for going up the rust.

The working principle is as follows: when the device is used for curling the stamping parts, firstly, the stamping steel plate is placed above the first working box 1, the hydraulic pump 20 is started, the hydraulic pump 20 conveys hydraulic oil to the inside of the first hydraulic jack 22 and the second hydraulic jack 23 through the hydraulic pipe 21, so that the hydraulic jacks lower the curling block 6 until the curling block is attached to the stamping steel plate and presses the stamping steel plate all the time, the stamping steel plate can not move when being bent by external force, after the stamping steel plate is firmly fixed, the servo motor 25 in the first working box 1 is started, the servo motor 25 drives the first rotating disk 10 after being decelerated by the first reduction gearbox 9, at the moment, the first eccentric wheel 11 makes circular motion around the circle center of the first rotating disk 10, so that the first driving arm 12 continuously ascends and descends, so that the first connecting leg 13 continuously ascends and descends, so that the first curling arm 7 continuously ascends and descends to extrude different stamping steel plates, make the inner circle of punching press steel sheet and the laminating of the cambered surface of turn-up piece 6, later start the inside servo motor 25 of second work box 3, servo motor 25 will make the extrusion punching press steel sheet that second turn-up arm 8 does not stop through the same mechanical principle with 1 inner structure of first work box, thereby make the edge formation turn-up of punching press steel sheet, through making first turn-up arm 7 and second turn-up arm 8 work in turn in proper order, and set up automatic collection device in this equipment one side, make the stamping workpiece that the turn-up was accomplished can be taken off from the top of turn-up piece 6 fast, thereby make the stamping workpiece turn-up can realize assembly line production, thereby improve the efficiency of turn-up.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A stamping workpiece turn-up structure comprises a first work box (1) and a second work box (3), and is characterized in that: a first reduction gearbox (9) is installed inside the first working box (1), a first rotary table (10) is installed on one side of the first reduction gearbox (9), a second reduction gearbox (15) is installed inside the second working box (3), a servo motor (25) is installed on one side of each of the first reduction gearbox (9) and the second reduction gearbox (15), rotating shafts are installed on two sides of the first reduction gearbox (9), the first rotary table (10) and the servo motor (25) are rotatably connected with the first reduction gearbox (9) through the rotating shafts, a first eccentric wheel (11) is installed on the front end face of the first rotary table (10), a first driving arm (12) is installed on the outer side of the first eccentric wheel (11), the first rotary table (10) is rotatably connected with the first driving arm (12) through the first eccentric wheel (11), and a first connecting leg (13) is installed at one end of the first driving arm (12), the first connecting leg (13) is rotatably connected with the first driving arm (12) through a bearing, the first crimping arm (7) is mounted above the first connecting leg (13), and the case (2) is arranged on one side of the first working case (1).

2. A stamped part hemming structure according to claim 1 wherein: the two sides of the second reduction gearbox (15) are both provided with rotating shafts, one side of the second reduction gearbox (15) is provided with a second turntable (16), the second turntable (16) and the servo motor (25) are rotationally connected with the second reduction gearbox (15) through a rotating shaft, a second eccentric wheel (17) is arranged on the front end surface of the second rotary disc (16), a second driving arm (18) is arranged on the outer side of the second eccentric wheel (17), the second driving arm (18) is rotationally connected with the second turntable (16) through a second eccentric wheel (17), one end of the second driving arm (18) is provided with a second connecting leg (19), the second connecting leg (19) is rotationally connected with the second driving arm (18) through a bearing, a second crimping arm (8) is installed at one end of the second connecting leg (19), and a hanging cabinet (4) is arranged above the second working box (3).

3. A stamped part hemming structure according to claim 1 wherein: the inside mounting of quick-witted case (2) has block terminal (14), the top of block terminal (14) is provided with the circuit pipe, the circuit pipe passes second work box (3) and links to each other with wall cabinet (4).

4. A stamped part crimping structure according to claim 2, characterized in that: the utility model discloses a hydraulic pump, including wall cabinet (4), internally mounted has hydraulic pump (20), hydraulic pressure pipe (21) are installed to one side of hydraulic pump (20), the opposite side and the circuit pipe electric connection of hydraulic pump (20), the below of hydraulic pressure pipe (21) is provided with the oil circuit branch pipe, the oil circuit branch pipe is provided with two.

5. A stamping crimping structure according to claim 4, wherein: hydraulic tank (5) are installed to the below of wall cabinet (4), first hydraulic ram (22) and second hydraulic ram (23) are installed respectively to the inside of hydraulic tank (5), first hydraulic ram (22) and second hydraulic ram (23) are equallyd divide and are do not linked to each other with two oil circuit branch pipes.

6. A stamping crimping structure according to claim 5, wherein: the edge curling block (6) is installed on the lower portions of the first hydraulic jack (22) and the second hydraulic jack (23), the fixing bridge (24) is installed on the outer sides of the first hydraulic jack (22) and the second hydraulic jack (23), and the first hydraulic jack (22), the second hydraulic jack (23) and the hydraulic tank (5) are fixedly connected through fastening screws.