CN216263096U

CN216263096U - Necking die

Info

Publication number: CN216263096U
Application number: CN202122124781.3U
Authority: CN
Inventors: 丁志东
Original assignee: Aikang Zhejiang General Equipment Co ltd
Current assignee: Aikang Zhejiang General Equipment Co ltd
Priority date: 2021-09-04
Filing date: 2021-09-04
Publication date: 2022-04-12
Anticipated expiration: 2031-09-04

Abstract

The utility model discloses a necking die, relates to the technical field of metal necking processing, and aims to solve the problems that an auxiliary demolding tool is not available in the existing necking die, a worker needs to take off a metal cylinder by bare hands, the lower end edge of the metal cylinder is easy to scratch both hands of the worker, and the lower end edge of the metal cylinder is easy to deform under the action of brute force. The lantern ring has been cup jointed to fixed disk lower extreme outer wall, the fixed slot has been seted up to the terminal surface under the fixed disk, fixed disk outer wall array is provided with the spout, fixed disk inner wall array is provided with the slider that extends to the spout inside, and slider and fixed disk welded fastening, the slider other end inlays and is equipped with the iron ball, and the iron ball rotates with the slider to be connected, slider and spout sliding connection, terminal surface both sides are provided with the supporting seat under the fixed disk, and supporting seat and fixed disk welded fastening.

Description

Necking die

Technical Field

The utility model relates to the technical field of metal necking processing, in particular to a necking die.

Background

The necking is a molding process for reducing the mouth of a pre-molded cylinder or pipe fitting blank by a necking die, has wide application and can be used for necking processing of bullet shells, steel gas cylinders, steel pipe drawing and the like.

Common throat mould is after carrying out the throat to a metal section of thick bamboo, because throat position diameter reduces, make a metal section of thick bamboo be difficult to take off from the throat mould, current throat mould lacks supplementary drawing of patterns instrument, so need the bare-handed metal section of thick bamboo of staff to take off, this makes metal section of thick bamboo lower extreme edge fish tail staff's both hands very easily, metal section of thick bamboo lower extreme edge itself still takes place deformation under brute force's effect easily, consequently market urgent need develop a throat mould and help people to solve current problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a necking die, which solves the problems that the existing necking die provided in the background art is lack of an auxiliary demolding tool, so that a worker needs to take off a metal cylinder by bare hands, the lower end edge of the metal cylinder is easy to scratch both hands of the worker, and the lower end edge of the metal cylinder is easy to deform under the action of brute force.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a necking die, includes the fixed disk, the lantern ring has been cup jointed to fixed disk lower extreme outer wall, the fixed slot has been seted up to the terminal surface under the fixed disk, fixed disk outer wall array is provided with the spout, fixed disk inner wall array is provided with the slider that extends to the spout inside, and slider and fixed disk welded fastening, the slider other end inlays and is equipped with the iron ball, and the iron ball rotates with the slider to be connected, slider and spout sliding connection, terminal surface both sides are provided with the supporting seat under the fixed disk, and supporting seat and fixed disk welded fastening, the supporting seat lower extreme is provided with the pendulum rod, the pendulum rod rotates through the pivot with the supporting seat to be connected, terminal surface both sides are provided with the connecting plate under the lantern ring, and connecting plate and lantern ring welded fastening, the connecting plate rotates through the pivot with the pendulum rod to be connected.

Preferably, the upper end face of the fixed disc is provided with a die pressing disc, the die pressing disc is fixedly connected with the fixed disc through bolts, and a heater is arranged inside the die pressing disc.

Preferably, the upper end face of the die pressing disc is provided with a connecting disc, the connecting disc is fixedly connected with the die pressing disc through bolts, balls are embedded around the connecting disc, and the balls are rotatably connected with the connecting disc.

Preferably, the connection pad up end is provided with the pullover, and pullover and connection pad welded fastening, pullover outer wall cover is equipped with the guard ring, and guard ring and pullover card and fixed, the thread groove has been seted up to pullover upper end, pullover upper end is provided with the support column, and the support column passes through thread engagement with the pullover and is connected, pullover upper end is provided with the lid, and the lid lower extreme has seted up the external screw thread, the fixed orifices has been seted up to the lid upper end.

Preferably, the cushion chamber has been seted up to the lantern ring upper end, the cushion chamber bottom is provided with buffer spring, and buffer spring and cushion chamber welded fastening, the buffer spring upper end is provided with the buffer board, and buffer board and buffer spring welded fastening, the buffer board upper end is inlayed and is equipped with the blotter, the blotter block each other block with.

Preferably, the other end of the swing rod is provided with a pressing handle, the pressing handle is welded and fixed with the swing rod, the other end of the pressing handle is sleeved with an anti-skidding handle sleeve, and the anti-skidding handle sleeve is connected with the pressing handle in an adhesion mode.

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

1. the utility model discloses an in, through the blotter that sets up, the buffer board, buffer spring can prevent effectively that the metal cylinder from making bottom edge deformation because pressure is too big when being removed again, and the ball that makes the setting at the metal cylinder rebound rolls in the connection pad, thereby further reduced the connection pad to the extrusion of metal cylinder throat play, through above setting, it lacks supplementary drawing of patterns instrument to have solved current throat mould, so need the bare-handed metal cylinder of staff to take off, this makes metal cylinder lower extreme edge fish tail staff's both hands very easily, metal cylinder lower extreme edge itself still takes place the problem of deformation under the effect of brute force easily.

2. The utility model discloses an in, through setting up the fixed slot, can make things convenient for the staff to fix the fixed disk, through setting up the support column, can pass through the screw thread with pullover meshing with the support column and be connected to prevent that the metal cylinder from taking place to warp when carrying out the throat.

Drawings

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

FIG. 2 is a front cross-sectional view of the present invention;

fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. sleeving heads; 2. a connecting disc; 3. a ball bearing; 4. a die pressing disc; 5. a heater; 6. fixing the disc; 7. fixing grooves; 8. a collar; 9. a buffer chamber; 10. a buffer spring; 11. a buffer plate; 12. a cushion pad; 13. a chute; 14. a slider; 15. a supporting seat; 16. a swing rod; 17. a connecting plate; 18. pressing the handle; 19. an anti-slip handle sleeve; 20. a support pillar; 21. a cover; 22. a fixing hole; 23. a guard ring.

Detailed Description

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

Referring to fig. 1-3, an embodiment of the present invention is shown: a necking die comprises a fixed disk 6, a lantern ring 8 is sleeved on the outer wall of the lower end of the fixed disk 6, a fixed groove 7 is formed in the lower end face of the fixed disk 6, a sliding groove 13 is formed in the outer wall array of the fixed disk 6, a sliding block 14 extending into the sliding groove 13 is arranged in the inner wall array of the fixed disk 6, the sliding block 14 is fixedly welded with the fixed disk 6, an iron bead is embedded in the other end of the sliding block 14 and is rotatably connected with the sliding block 14, the sliding block 14 is slidably connected with the sliding groove 13, supporting seats 15 are arranged on two sides of the lower end face of the fixed disk 6, the supporting seats 15 are fixedly welded with the fixed disk 6, a swing rod 16 is arranged at the lower end of each supporting seat 15, the swing rod 16 is rotatably connected with the supporting seats 15 through a rotating shaft, connecting plates 17 are arranged on two sides of the lower end face of the lantern ring 8 and are fixedly welded with the lantern ring 8, the connecting plates 17 are rotatably connected with the swing rod 16 through the rotating shaft, a buffer cavity 9 is formed in the upper end of the lantern ring 8, a buffer spring 10 is arranged at the bottom of the buffer cavity 9, the buffer spring 10 is welded and fixed with the buffer cavity, the upper end of the buffer spring 10 is provided with the buffer plate 11, the buffer plate 11 is welded and fixed with the buffer spring 10, the upper end of the buffer plate 11 is embedded with the buffer pad 12, the buffer pad 12 is mutually clamped, the other end of the swing rod 16 is provided with the pressing handle 18, the pressing handle 18 is welded and fixed with the swing rod 16, the other end of the pressing handle 18 is sleeved with the anti-skidding handle sleeve 19, the anti-skidding handle sleeve 19 is connected with the pressing handle in an adhesion way, the diameter of the lower end of the sleeve head 1 is equal to the diameter of the connecting disc 2 and equal to the diameter of the fixed disc 6, the diameter of the fixed disc 6 is larger than the diameter of the die disc 4, the buffer pad 12, the buffer plate 11 and the buffer spring 10 can effectively prevent the bottom edge from deforming due to overlarge pressure when the metal cylinder is moved again, and the arranged ball 3 rolls in the connecting disc 2 when the metal cylinder moves upwards, thereby further reducing the extrusion of the connecting disc 2 to the necking-out of the metal cylinder, through above setting, solved current throat mould and lacked supplementary drawing of patterns instrument, so need the bare-handed metal cylinder of staff to take off, this makes metal cylinder lower extreme edge fish tail staff's both hands very easily, and metal cylinder lower extreme edge itself still takes place the problem of deformation under the effect of brute force easily.

Further, connection pad 2 up end is provided with pullover 1, and pullover 1 and connection pad 2 welded fastening, pullover 1 outer wall cover is equipped with protection ring 23, and protection ring 23 and pullover 1 card with fixed, the thread groove has been seted up to pullover 1 upper end, pullover 1 upper end is provided with support column 20, and support column 20 is connected through thread engagement with pullover 1, pullover 1 upper end is provided with lid 21, and the external screw thread has been seted up to lid 21 lower extreme, fixed orifices 22 have been seted up to lid 21 upper end, through setting up fixed slot 7, can make things convenient for the staff to fix fixed disk 6, through setting up support column 20, can be connected support column 20 through thread and pullover 1 meshing, thereby prevent that the metal section of thick bamboo from taking place to warp when carrying out the throat.

The working principle is as follows: when the metal cylinder is reduced by using the device, a worker can conveniently fix the fixed disc 6 through the fixed groove 7, then the support column 20 is meshed with the sleeve head 1 through the thread groove to prevent the metal cylinder from deforming during reducing, then the worker switches on the power supply of the heater 5 to heat the die pressing disc 4 by using the heater 5, then the worker passes the metal cylinder to be reduced through the sleeve head 1 to be sleeved on the fixed disc 6, then the metal cylinder can be reduced, after the reducing of the metal cylinder is finished, the worker presses the pressing handle 18 to enable the pressing handle 18 to drive the swing rod 16 to swing by taking the support seat 15 as a rotation center, at the moment, the other end of the swing rod 16 swinging from a horizontal position to an inclined position drives the connecting plate 17 to move upwards, and the connecting plate 17 pushes the sleeve ring 8 to move upwards, the lantern ring 8 drives the sliding block 14 to slide in the sliding chute 13, the moving lantern ring 8 pushes the buffer plate 11 to extrude the edge of the lower end of the metal cylinder, so that the metal cylinder moves upwards, in the process, the cushion pad 12, the cushion plate 11 and the cushion spring 10 are arranged to effectively prevent the bottom edge from deforming due to excessive pressure when the metal cylinder is moved again, and the arranged ball 3 rolls in the connecting disc 2 when the metal cylinder moves upwards, thereby further reducing the extrusion of the connecting disc 2 to the necking outlet of the metal cylinder, and through the arrangement, the problems that after the metal cylinder is subjected to necking by a common necking die are solved, because the diameter of the necking part is reduced, when the metal tube is difficult to take off from the necking die, a common operator forcibly takes off the metal tube under the condition of lacking skills and damages the part which is already necked, thereby solving the problem that the metal tube cannot be subjected to necking forming at one time.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. The utility model provides a throat mould, includes fixed disk (6), its characterized in that: the outer wall of the lower end of the fixed disc (6) is sleeved with a lantern ring (8), the lower end face of the fixed disc (6) is provided with a fixed groove (7), the outer wall array of the fixed disc (6) is provided with a sliding groove (13), the inner wall array of the fixed disc (6) is provided with a sliding block (14) extending into the sliding groove (13), the sliding block (14) is welded and fixed with the fixed disc (6), the other end of the sliding block (14) is embedded with an iron bead, the iron bead is rotationally connected with the sliding block (14), the sliding block (14) is slidably connected with the sliding groove (13), two sides of the lower end face of the fixed disc (6) are provided with supporting seats (15), the supporting seats (15) are welded and fixed with the fixed disc (6), the lower end of the supporting seats (15) is provided with a swing rod (16), the swing rod (16) is rotationally connected with the supporting seats (15) through a rotating shaft, two sides of the lower end face of the lantern ring (8) are provided with connecting plates (17), and the connecting plate (17) is welded and fixed with the lantern ring (8), and the connecting plate (17) is rotationally connected with the swing rod (16) through a rotating shaft.

2. A necking die of claim 1, wherein: the fixed disk heating device is characterized in that a die pressing disk (4) is arranged on the upper end face of the fixed disk (6), the die pressing disk (4) is fixedly connected with the fixed disk (6) through bolts, and a heater (5) is arranged inside the die pressing disk (4).

3. A necking die of claim 2, wherein: the die pressing plate is characterized in that a connecting disc (2) is arranged on the upper end face of the die pressing plate (4), the connecting disc (2) is fixedly connected with the die pressing plate (4) through bolts, balls (3) are embedded around the connecting disc (2), and the balls (3) are rotatably connected with the connecting disc (2).

4. A necking die of claim 3, wherein: connection pad (2) up end is provided with pullover (1), and pullover (1) and connection pad (2) welded fastening, pullover (1) outer wall cover is equipped with guard ring (23), and guard ring (23) and pullover (1) card and fixed, the thread groove has been seted up to pullover (1) upper end, pullover (1) upper end is provided with support column (20), and support column (20) is connected through thread engagement with pullover (1), pullover (1) upper end is provided with lid (21), and lid (21) lower extreme has seted up the external screw thread, fixed orifices (22) have been seted up to lid (21) upper end.

5. A necking die of claim 1, wherein: buffer chamber (9) have been seted up to lantern ring (8) upper end, buffer chamber (9) bottom is provided with buffer spring (10), and buffer spring (10) and buffer chamber welded fastening, buffer spring (10) upper end is provided with buffer board (11), and buffer board (11) and buffer spring (10) welded fastening, buffer board (11) upper end inlays and is equipped with blotter (12), blotter (12) block each other and with.

6. A necking die of claim 1, wherein: the other end of the swing rod (16) is provided with a pressing handle (18), the pressing handle (18) is welded and fixed with the swing rod (16), the other end of the pressing handle (18) is sleeved with an anti-skidding handle sleeve (19), and the anti-skidding handle sleeve (19) is connected with the pressing handle in an adhesion mode.