CN215544666U

CN215544666U - Riveting die with nut positioning mechanism

Info

Publication number: CN215544666U
Application number: CN202121899359.9U
Authority: CN
Inventors: 张美云; 许在月; 张松涛
Original assignee: Zhuhai East Kai Sheng Precision Mold Co ltd
Current assignee: Zhuhai East Kai Sheng Precision Mold Co ltd
Priority date: 2021-08-14
Filing date: 2021-08-14
Publication date: 2022-01-18
Anticipated expiration: 2031-08-14

Abstract

The utility model provides a riveting die with a nut positioning mechanism, and relates to the technical field of riveting dies. This riveting die with nut positioning mechanism, including base, roof, last mould and pneumatic cylinder, base top rear side is provided with dead lever, fixed plate and locating lever, dead lever fixed connection is in the base top, fixed plate fixed connection is in the dead lever top, locating lever fixed connection is at the base top, locating lever top fixedly connected with threaded rod, locating lever outside cover is equipped with the sleeve pipe, sleeve pipe and locating lever sliding connection, sleeve pipe and threaded rod threaded connection, the sleeve pipe outside has set firmly the lantern ring, lantern ring one side is provided with the reversal subassembly. This riveting die with nut positioning mechanism makes things convenient for automatic material returned, uses manpower sparingly, improves work efficiency, increases the security.

Description

Riveting die with nut positioning mechanism

Technical Field

The utility model relates to a riveting die, in particular to a riveting die with a nut positioning mechanism, and belongs to the technical field of riveting dies.

Background

Products and parts produced by the die have high production efficiency, can realize high-speed large-batch production, save raw materials and realize non-cutting processing; the product quality is stable, and the interchangeability is good; the method has the advantages of simple operation, no high technical requirements on operators and the like, and the riveting, namely rivet connection, is a mechanical vocabulary and is a method for connecting a plurality of parts by upsetting a rivet rod in a rivet hole of the part and forming a rivet head by utilizing axial force.

The existing riveting die has the defects that in order to avoid the outward expansion of a rivet in the riveting process and the enlargement of the deformation of the rivet, the hole diameter of a clamping groove of the riveting die for clamping the rivet is usually made as small as possible so as to limit the rivet in the riveting process and prevent the deformation of the rivet, and the method comprises the following steps: the hole diameter of the clamping groove is too small, so that the rivet is not easy to put into a die, and the working efficiency is influenced; meanwhile, the workpiece is clamped by a manual tool and is placed into a riveting die for stamping, the manual operation efficiency is low, the labor is consumed, the safety is low, and accidents are easy to happen.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a riveting die with a nut positioning mechanism for solving the problems, so that the problem that in the prior art, because the aperture of a clamping groove is too small, a rivet is not easy to put into the die, and the working efficiency is influenced is solved; meanwhile, the workpiece is clamped by a manual tool and is placed into a riveting die for stamping, the manual operation efficiency is low, the labor is consumed, the safety is low, and accidents are easy to happen.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: riveting die with nut positioning mechanism, including base, roof, last mould and pneumatic cylinder, base top rear side is provided with dead lever, fixed plate and locating lever, dead lever fixed connection is in the base top, fixed plate fixed connection is in the dead lever top, locating lever fixed connection is at the base top, locating lever top fixedly connected with threaded rod, locating lever outside cover is equipped with the sleeve pipe, sleeve pipe and locating lever sliding connection, sleeve pipe and threaded rod threaded connection, the sleeve pipe outside has set firmly the lantern ring.

Preferably, lantern ring one side is rotated and is connected with the horizontal pole, horizontal pole one side fixedly connected with places the piece, and the horizontal pole drives and places the piece and rotate, places piece and work piece looks adaptation, conveniently places the work piece, places the piece and drives the work piece and carry out the material returned after making the mould carry out the punching press to the work piece.

Preferably, the top plate is fixedly connected to the top of the base, the hydraulic cylinder is fixedly connected to the bottom of the top plate, the upper die is fixedly connected to the bottom end of the hydraulic cylinder, and the hydraulic cylinder is started to drive the upper die to lift so as to drive the moving block to move, so that material returning is performed.

Preferably, a moving block is fixedly connected to one side of the upper die, the moving block is sleeved on the outer side of the threaded rod, a push rod is fixedly connected to the bottom of the threaded rod, the upper die descends to drive the moving block to descend, and the moving block drives the push rod to descend.

Preferably, the bottom of the push rod is fixedly connected with a first bevel gear, the outer side of the threaded rod is sleeved with the first bevel gear, the first bevel gear is in contact with the top of the sleeve, and when the push rod drives the first bevel gear to descend, the first bevel gear drives the sleeve to descend, so that the sleeve ring is driven to descend, a workpiece is conveniently moved downwards, and the installation is facilitated.

Preferably, the locating lever outside fixedly connected with baffle, the locating lever outside cover is equipped with the spring, spring bottom and baffle fixed connection, the spring top contacts with the sleeve pipe bottom, makes under the sleeve pipe will make and compress the spring, makes the spring support the sleeve pipe.

Preferably, the horizontal pole outside has set firmly second bevel gear, second bevel gear is connected with first bevel gear meshing, and the threaded rod drives the sleeve pipe and carries out spacingly, makes the sleeve pipe drive the lantern ring and rotates, and the lantern ring drives the horizontal pole and rotates, and the horizontal pole drives second bevel gear and rotates, and second bevel gear is connected with first bevel gear meshing, makes the horizontal pole carry out the rotation.

The utility model provides a riveting die with a nut positioning mechanism, which has the following beneficial effects:

1. this riveting mould with nut positioning mechanism, relieve spacing back to the sleeve pipe through first bevel gear, because sleeve pipe bottom contacts with the spring, the spring drives the sleeve pipe and rises, the sleeve pipe drives the lantern ring and rises, the lantern ring drives the horizontal pole and rises, the lantern ring drives and places the piece and rise, when the sleeve pipe rises to the threaded rod outside, because threaded rod and sleeve pipe threaded connection, the sleeve pipe rotates, thereby it rotates to drive the horizontal pole, the horizontal pole drives and places the piece rotation, thereby it rotates to drive the work piece, the work piece that the punching press finishes is conveniently taken out, convenient automatic material returned, the labor-saving, the work efficiency is improved, and the safety is improved.

2. This riveting mould with nut positioning mechanism carries on when spacing messenger's sleeve pipe rotates when the screw rod to the sleeve pipe, and the sleeve pipe drives the horizontal pole and rotates, and the horizontal pole drives second bevel gear and rotates, and second bevel gear is connected with first bevel gear meshing again, and second bevel gear race carries out the rotation when pressing, and second bevel gear rotation drives the horizontal pole and carries out the rotation, makes the horizontal pole drive and places the piece rotation, places the piece and drives the work piece and overturn, makes things convenient for the material returned, prevents that the work piece from being spacing, can't break away from by oneself.

Drawings

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

FIG. 2 is a side view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a schematic structural view of the bushing of the present invention.

In the figure: 1. a base; 2. a top plate; 3. an upper die; 4. a hydraulic cylinder; 5. fixing the rod; 6. a fixing plate; 7. positioning a rod; 8. a threaded rod; 9. a sleeve; 10. a collar; 11. a cross bar; 12. placing the sheet; 13. a moving block; 14. a push rod; 15. a first bevel gear; 16. a baffle plate; 17. a spring; 18. a second bevel gear.

Detailed Description

The embodiment of the utility model provides a riveting die with a nut positioning mechanism.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, which comprises a base 1, a top plate 2, an upper die 3 and a hydraulic cylinder 4, the top plate 2 is fixedly connected to the top of the base 1, the hydraulic cylinder 4 is fixedly connected to the bottom of the top plate 2, the upper die 3 is fixedly connected to the bottom of the hydraulic cylinder 4, the upper die 3 is driven by the hydraulic cylinder 4 to go up and down to drive a moving block 13 to move, thereby returning is performed, the rear side of the top of the base 1 is provided with a fixing rod 5, a fixing plate 6 and a positioning rod 7, the fixing rod 5 is fixedly connected to the top of the base 1, the fixing plate 6 is fixedly connected to the top of the fixing rod 5, the positioning rod 7 is fixedly connected to the top of the base 1, a threaded rod 8 is fixedly connected to the top of the positioning rod 7, a sleeve 9 is sleeved on the outer side of the positioning rod 7, the sleeve 9 is slidably connected to the sleeve 9 and the threaded rod 8, and a sleeve ring 10 is fixedly arranged on the outer side of the sleeve 9.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 again, one side of the lantern ring 10 is rotatably connected with a cross rod 11, one side of the cross rod 11 is fixedly connected with a placing piece 12, the cross rod 11 drives the placing piece 12 to rotate, the placing piece 12 is matched with a workpiece, the workpiece is conveniently placed, the placing piece 12 drives the workpiece to return after the workpiece is punched by the upper die 3, a moving block 13 is fixedly connected to one side of the upper die 3, the moving block 13 is sleeved outside the threaded rod 8, a push rod 14 is fixedly connected to the bottom of the threaded rod 8, the upper die 3 descends to drive the moving block 13 to descend, and the moving block 13 drives the push rod 14 to descend.

Specifically, the workpiece is placed inside the placing piece 12, the hydraulic cylinder 4 is started to drive the upper die 3 to descend, when the upper die 3 punches the workpiece, the upper die 3 drives the moving block 13 to descend, the moving block 13 drives the push rod 14 to descend, the push rod 14 pushes the first bevel gear 15 to descend, the first bevel gear 15 drives the sleeve 9 to descend, the workpiece is driven to descend, processing is facilitated, after punching is completed, the upper die 3 drives the moving block 13 to ascend, and the moving block 13 ascends to enable the first bevel gear 15 to relieve limiting of the sleeve 9.

Referring to fig. 1, 2, 3 and 4 again, the bottom of the pushing rod 14 is fixedly connected with a first bevel gear 15, the first bevel gear 15 is sleeved outside the threaded rod 8, the first bevel gear 15 contacts with the top of the sleeve 9, so that when the pushing rod 14 drives the first bevel gear 15 to descend, the first bevel gear 15 drives the sleeve 9 to descend, thereby driving the lantern ring 10 to descend, so as to facilitate moving down the workpiece and facilitating installation, the outside of the positioning rod 7 is fixedly connected with a baffle 16, the outside of the positioning rod 7 is sleeved with a spring 17, the bottom end of the spring 17 is fixedly connected with the baffle 16, and the top end of the spring 17 contacts with the bottom of the sleeve 9, so that when the sleeve 9 descends, the spring 17 is compressed, and the spring 17 supports the sleeve 9.

Concretely, relieve spacing back to sleeve pipe 9 through first bevel gear 15, because sleeve pipe 9 bottom contacts with spring 17, spring 17 drives sleeve pipe 9 and rises, sleeve pipe 9 drives lantern ring 10 and rises, lantern ring 10 drives horizontal pole 11 and rises, lantern ring 10 drives and places piece 12 and rises, when sleeve pipe 9 rises to the threaded rod 8 outside, because threaded rod 8 and sleeve pipe 9 threaded connection, sleeve pipe 9 rotates, thereby it rotates to drive horizontal pole 11, horizontal pole 11 drives and places piece 12 and rotates, thereby it rotates to drive the work piece, the work piece that the punching press finishes is conveniently taken out, convenient automatic material returned, the manpower is saved, and the work efficiency is improved, and the security is improved.

The outer side of the cross rod 11 is fixedly provided with a second bevel gear 18, the second bevel gear 18 is meshed with the first bevel gear 15, the threaded rod 8 drives the sleeve 9 to limit, the sleeve 9 drives the lantern ring 10 to rotate, the lantern ring 10 drives the cross rod 11 to rotate, the cross rod 11 drives the second bevel gear 18 to rotate, and the second bevel gear 18 is meshed with the first bevel gear 15 to enable the cross rod 11 to rotate.

Specifically, when the threaded rod 8 is limited to the sleeve 9 to enable the sleeve 9 to rotate, the sleeve 9 drives the cross rod 11 to rotate, the cross rod 11 drives the second bevel gear 18 to rotate, the second bevel gear 18 is meshed with the first bevel gear 15 again and is connected with the first bevel gear, the second bevel gear 18 rotates when being pressed, the second bevel gear 18 rotates to drive the cross rod 11 to rotate, the cross rod 11 drives the placing piece 12 to rotate, the placing piece 12 drives a workpiece to overturn, material returning is facilitated, the workpiece is prevented from being limited and cannot be automatically separated.

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

Claims

1. Riveting die with nut positioning mechanism, including base (1), roof (2), go up mould (3) and pneumatic cylinder (4), its characterized in that: base (1) top rear side is provided with dead lever (5), fixed plate (6) and locating lever (7), dead lever (5) fixed connection is in base (1) top, fixed plate (6) fixed connection is in dead lever (5) top, locating lever (7) fixed connection is in base (1) top, locating lever (7) top fixedly connected with threaded rod (8), locating lever (7) outside cover is equipped with sleeve pipe (9), sleeve pipe (9) and locating lever (7) sliding connection, sleeve pipe (9) and threaded rod (8) threaded connection, the sleeve pipe (9) outside has set firmly lantern ring (10), lantern ring (10) one side is provided with the reversal subassembly.

2. The riveting die with nut positioning mechanism according to claim 1, wherein: one side of the lantern ring (10) is rotatably connected with a cross rod (11), and one side of the cross rod (11) is fixedly connected with a placing piece (12).

3. The riveting die with nut positioning mechanism according to claim 1, wherein: roof (2) fixed connection is in base (1) top, pneumatic cylinder (4) fixed connection is in roof (2) bottom, go up mould (3) fixed connection in pneumatic cylinder (4) bottom.

4. The riveting die with nut positioning mechanism according to claim 1, wherein: the movable block (13) is fixedly connected to one side of the upper die (3), the movable block (13) is sleeved on the outer side of the threaded rod (8), and a push rod (14) is fixedly connected to the bottom of the threaded rod (8).

5. The riveting die with nut positioning mechanism according to claim 4, wherein: the bottom of the push rod (14) is fixedly connected with a first bevel gear (15), the outer side of the threaded rod (8) is sleeved with the first bevel gear (15), and the first bevel gear (15) is in contact with the top of the sleeve (9).

6. The riveting die with nut positioning mechanism according to claim 1, wherein: locating lever (7) outside fixedly connected with baffle (16), locating lever (7) outside cover is equipped with spring (17), spring (17) bottom and baffle (16) fixed connection, spring (17) top contacts bottom sleeve pipe (9).

7. The riveting die with nut positioning mechanism according to claim 2, characterized in that: and a second bevel gear (18) is fixedly arranged on the outer side of the cross rod (11), and the second bevel gear (18) is in meshed connection with the first bevel gear (15).