CN218693511U

CN218693511U - Tiny punch structure suitable for small-hole forging part

Info

Publication number: CN218693511U
Application number: CN202223005503.7U
Authority: CN
Inventors: 章兴祥; 王秀模; 刘清; 王秀桥
Original assignee: Hangzhou Bogu Tools Co ltd
Current assignee: Hangzhou Bogu Tools Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a tiny punching pin structure suitable for aperture class forging, including protection piece and balancing piece, the inside fixedly connected with collision piece of protection piece, the surface sliding connection of protection piece has the stopper, the utility model relates to a punching pin technical field. This tiny punching pin structure suitable for aperture class forging, the impact piece that adopts thread tightening at the one end of punching pin bears mechanical forging pressure, the impact piece surface sets up the protective block, the stopper, protective sheath and balancing piece, set up reciprocating mechanism, the punching pin is protected in the inside of protective sheath before ensureing to punch and after punching, thread tightening's structure makes punching pin and impact piece can change simultaneously, according to the demand of punching of difference, not unidimensional outer protective structure can be selected to the punching pin, ensure that the punching pin does not receive the effect of direct power, and all inside the protective sheath around punching, reduce the possibility that the mar produced, increase of service life and avoid the fracture to splash.

Description

Tiny punch structure suitable for small-hole forging part

Technical Field

The utility model relates to a punch technical field specifically is a tiny punch structure suitable for aperture class forging.

Background

Forging is generally to adopt forging and pressing machinery to exert pressure to metal material and moulding and improve hardness, can adopt the punch of specific shape to beat the groove to the material in moulding, some less aperture forging pieces then need use tiny punch to beat the hole, and tiny punch is placed in the use and is difficult to the balance on the surface of mould, and the position easily removes, and the punch body lacks the protection around using, easily produces the mar, destroys the overall structure of punch, probably leads to the punch use interruption to split and splash, has the potential safety hazard, for this reason, the utility model provides a tiny punch structure suitable for aperture class forging piece.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a tiny punch structure suitable for aperture class forging has solved the punch and has used the front and back improper protection, easily produces the mar, destroys the overall structure of punch, causes to forge the problem that the in-process punch fracture produced the potential safety hazard and splashes.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the small punch structure comprises a protection block and a balance block, wherein an impact block is fixedly connected inside the protection block, a limiting block is connected to the surface of the protection block in a sliding mode, a protective sleeve is connected to the inside of the protection block in a sliding mode, a reciprocating mechanism is arranged inside the limiting block, a buffering mechanism is arranged on the surface of the balance block, a fixed block is contained in the reciprocating mechanism, a sliding groove is formed in the surface of the fixed block, a sliding block is connected to the surface of the fixed block in a sliding mode, a fixed column is fixedly connected to the inside of the sliding block through threads, a fixing mechanism is arranged on the surface of the fixed column, a sliding column is fixedly connected to the surface of the fixed column through the fixing mechanism, a supporting block and a supporting plate are fixedly connected to the surface of the fixed block, and a sliding spring is fixedly connected to the opposite side of the supporting block and the fixed column.

Preferably, the fixing mechanism comprises a fixing plate, and the surface of the fixing plate is rotatably connected with a screw through threads.

Preferably, the fixed surface of screw rod is connected with the dwang, the fixed slot has been seted up on the surface of fixed plate, the fixed surface of fixed plate is connected with spacing post.

Preferably, the inside sliding connection of spacing post has the support column, the surface of support column passes through the inside fixed connection of fixed establishment and backup pad.

Preferably, the buffer mechanism comprises a buffer spring, and a buffer plate is slidably connected inside the balance block.

Preferably, the two ends of the buffer spring are fixedly connected with the inside of the balance block and one end of the buffer plate respectively, one end of the buffer plate is fixedly connected with the elastic block, and the bottom of the balance block is fixedly connected with the buffer block.

Advantageous effects

The utility model provides a tiny punch structure suitable for aperture class forging. Compared with the prior art, the method has the following beneficial effects:

(1) This tiny punching pin structure suitable for aperture class forging, the impact piece through adopting the thread tightening at the one end of punching pin bears mechanical forging pressure, the impact piece surface sets up the protective block, the stopper, protective sheath and balancing piece, set up reciprocating mechanism, the punching pin is protected in the inside of protective sheath before ensureing to punch and after punching, thread tightening's structure makes punching pin and impact piece can change simultaneously, according to the demand of punching of difference, not unidimensional outer protective structure can be selected to the punching pin, ensure that the punching pin does not receive the effect of direct power, and all inside the protective sheath around punching, reduce the possibility that the mar produced, increase of service life and avoid the fracture to splash.

(2) This tiny punch structure suitable for aperture class forging, fix the structure through adopting detachable fixed establishment in reciprocating mechanism, the maintenance and the inspection of the whole protection machanism of being convenient for, easily maintain the function with the change part, adopt buffer gear simultaneously, undertake the unnecessary forged pressure after the end of punching, make all structures except the punch can not impressed the metal material in the forging, make the forging of metal appear unexpected hole, buffer gear provides bigger contact surface simultaneously, ensure that definite punch position can not remove, and can place the punch more accurately.

Drawings

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

FIG. 2 is a front view of the reciprocating mechanism of the present invention;

fig. 3 is a structural side view of the reciprocating mechanism of the present invention.

In the figure: 1-protective block, 2-balance block, 3-collision block, 4-limit block, 5-protective sleeve, 6-punch, 7-reciprocating mechanism, 71-fixed block, 72-sliding groove, 73-sliding block, 74-fixed column, 75-fixed mechanism, 751-fixed plate, 752-screw, 753-rotating rod, 754-fixed groove, 755-limit column, 756-support column, 76-sliding column, 77-support block, 78-support plate, 79-sliding spring, 8-buffer mechanism, 81-buffer spring, 82-buffer plate, 83-elastic block and 84-buffer block.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides two technical solutions:

example one

The utility model provides a tiny punching pin structure suitable for aperture class forging, including protection piece 1 and balancing piece 2, the inside fixedly connected with collision piece 3 of protection piece 1, the sliding surface of protection piece 1 is connected with stopper 4, the inside sliding connection of protection piece 1 has protection cover 5, the inside sliding connection of protection cover 5 has punching pin 6, the inside of stopper 4 is provided with reciprocating mechanism 7, the surface of balancing piece 2 is provided with buffer gear 8, contain fixed block 71 among the reciprocating mechanism 7, sliding tray 72 has been seted up on the surface of fixed block 71, the sliding surface of fixed block 71 is connected with sliding block 73, threaded fixedly connected with fixed column 74 is passed through to the inside of sliding block 73, the surface of fixed column 74 is provided with fixed establishment 75, the fixed surface of fixed block 71 is connected with supporting shoe 77 and backup pad 78, the opposite side fixedly connected with sliding spring 79 of supporting shoe 77 and fixed column 74.

Example two

A tiny punch structure suitable for small-hole forging pieces comprises a protective block 1 and a balance block 2, wherein an impact block 3 is fixedly connected inside the protective block 1, a limiting block 4 is connected to the surface of the protective block 1 in a sliding mode, a protective sleeve 5 is connected to the inside of the protective block 1 in a sliding mode, the limiting block 4 and the protective sleeve 5 are both located on the surface of the balance block 2, a gap is formed between the limiting block 4 and the protective sleeve 5 in a fixed mode, most of the limiting block 4 and most of the limiting block 3 slide on the surface of the gap, a hole is formed in the bottom of the protective sleeve 5, the bottom of the protective sleeve 5 is made of elastic materials, a punch 6 is connected to the inside of the protective sleeve 5 in a sliding mode, one end of the punch 6 is fixedly connected with one end of the impact block 3 through threads, a reciprocating mechanism 7 is arranged inside the limiting block 4, a buffer mechanism 8 is arranged on the surface of the balance block 2, a fixing block 71 is arranged in the reciprocating mechanism 7, and the surface of the fixing block 71 is fixedly connected with the inside of the limiting block 4, the surface of the fixed block 71 is provided with a sliding groove 72, the surface of the fixed block 71 is connected with a sliding block 73 in a sliding manner, the surface of the sliding block 73 is in contact with the inner surface of the sliding groove 72, the inside of the sliding block 73 is fixedly connected with a fixed column 74 through threads, the surface of the fixed column 74 is provided with a fixing mechanism 75, the surface of the fixed column 74 is fixedly connected with a sliding column 76 through the fixing mechanism 75, the surface of the fixed block 71 is fixedly connected with a supporting block 77 and a supporting plate 78, the surfaces of the supporting block 77 and the supporting plate 78 are both provided with holes for the column to pass through, the opposite sides of the supporting block 77 and the fixed column 74 are fixedly connected with a sliding spring 79, the sliding spring 79 is sleeved on the surface of the sliding column 76, one end of the punch 6 is fixedly connected with a collision block 3 through threads to bear mechanical forging pressure, the surface of the collision block 3 is provided with a protective block 1, a limiting block 4, a sliding block 73, a sliding block cover is arranged on the surface of the collision block 3, and a sliding block cover is fixedly connected with a sliding block cover, the punch 6 before and after punching is protected inside the protective sleeve 5, the punch and the collision block 3 can be replaced by the aid of the thread fixing structure, the punch 6 with the same size can be selected to form an outer protection structure with different sizes according to different punching requirements, the punch 6 is prevented from being directly acted by force, the punch is protected inside the protective sleeve 5 before and after punching, possibility of scratch generation is reduced, service life is prolonged, fracture splashing is avoided, the fixing mechanism 75 comprises a fixing plate 751, the surface of the fixing plate 751 is fixedly connected with the surface of the protective block 1, the surface of the fixing plate 751 is rotatably connected with a screw 752 through threads, the surface of the screw 752 is fixedly connected with a rotating rod 753, the surface of the fixing plate 751 is provided with a fixing groove 754, and the surface of the fixing plate 751 is fixedly connected with a limiting column, the inside sliding connection of spacing column 755 has support column 756, the surface of support column 756 is through the inside fixed connection of fixed establishment 75 and backup pad 78, contain buffer spring 81 in the buffer gear 8, the inside sliding connection of balancing piece 2 has buffer plate 82, the both ends of buffer spring 81 are connected with the inside of balancing piece 2 and one end fixed connection of buffer plate 82 respectively, one end fixed connection of buffer plate 82 has elastic block 83, the material of elastic block 83 has certain elasticity, the shape is determined by the shape of buffer 6 one end, the bottom fixed connection of balancing piece 2 has buffer block 84, adopt detachable fixed establishment 75 to fix the structure in reciprocating mechanism 7, facilitate the maintenance and the inspection of the whole protection mechanism, it is easy to maintain the function with the replacement part, adopt buffer gear 8 at the same time, bear the unnecessary forged pressure after punching, make all structures except buffer 6 can not pressed into the metal material in forging, unexpected holes are produced during metal forging, and the buffer mechanism 8 provides a larger contact plane, so that the determined position of the punch 6 is not moved, and the punch 6 can be placed more accurately.

And those not described in detail in this specification are well within the skill of those in the art.

When the punching machine works, firstly, according to the pressure of a forging machine and the diameter and length of a required hole, proper protection equipment and a punch 6 are selected, the punch 6 and the equipment are fixed, the whole equipment is placed at a punching position selected by forging metal, the forging machine collides a protection block 1 and a collision block 3, the protection block 1 and the collision block 3 move downwards, the collision block 3 moves downwards to enable the punch 6 to move downwards to punch the forged metal, the protection block 1 moves downwards to enable a fixing plate 751 to move downwards, the fixing plate 751 moves downwards to enable a sliding column 76 and a fixed column 74 to move downwards, the fixed column 74 moves downwards to enable a sliding block 73 to move downwards, one end of a sliding spring 79 moves downwards, the fixing plate 751 moves to enable a limiting column 755 to slide on the surface of a supporting column 756, meanwhile, the punch 6 moves downwards to enable a buffer plate 82 and an elastic block 83 to be squeezed towards two sides to be close to each other, the punch 6 has enough space to move downwards, when the forging machine does not apply pressure, under the action of the reciprocating mechanism 79, the protection block 1 and the collision block 3 and the punch 6 are driven to restore to be in contact with the original position, and the punch 6 to perform the elastic recovery action of the punch 6, and the punch 6 to perform the recovery action of the recovery after the punch 6 to perform the recovery action of the punch 6, and the recovery of the punch 6 to perform the recovery action of the recovery under the action of the recovery action of the punch 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tiny punching pin structure suitable for piece is forged to aperture class, includes protecting block (1) and balancing piece (2), the inside fixedly connected with impact piece (3) of protecting block (1), the surperficial sliding connection of protecting block (1) has stopper (4), its characterized in that: the protection device is characterized in that a protection sleeve (5) is connected to the inside of the protection block (1) in a sliding mode, a punch (6) is connected to the inside of the protection sleeve (5) in a sliding mode, a reciprocating mechanism (7) is arranged inside the limiting block (4), a buffering mechanism (8) is arranged on the surface of the balancing block (2), a fixing block (71) is arranged in the reciprocating mechanism (7), a sliding groove (72) is formed in the surface of the fixing block (71), a sliding block (73) is connected to the surface of the fixing block (71) in a sliding mode, a fixing column (74) is fixedly connected to the inside of the sliding block (73) through threads, a fixing mechanism (75) is arranged on the surface of the fixing column (74), a sliding column (76) is fixedly connected to the surface of the fixing block (71), a supporting block (77) and a supporting plate (78) are fixedly connected to the surface of the fixing block (71), and a sliding spring (79) is fixedly connected to the opposite side of the supporting block (77) and the fixing column (74).

2. The fine punch structure suitable for small-hole forging parts according to claim 1, wherein: the fixing mechanism (75) comprises a fixing plate (751), and the surface of the fixing plate (751) is rotatably connected with a screw rod (752) through threads.

3. The fine punch structure suitable for small-hole forgings as claimed in claim 2, wherein: the surface fixed connection of screw rod (752) has dwang (753), fixed slot (754) has been seted up on the surface of fixed plate (751), the surface fixed connection of fixed plate (751) has spacing post (755).

4. The fine punch structure suitable for small-hole forgings as claimed in claim 3, wherein: the inside sliding connection of spacing post (755) has support column (756), the inside fixed connection of support column (756) and backup pad (78) passes through fixed establishment (75).

5. The fine punch structure suitable for small-hole forgings as claimed in claim 1, wherein: the buffer mechanism (8) comprises a buffer spring (81), and a buffer plate (82) is connected to the inside of the balance block (2) in a sliding manner.

6. The fine punch structure suitable for small-hole forgings as claimed in claim 5, wherein: the two ends of the buffer spring (81) are respectively fixedly connected with the inside of the balance block (2) and one end of the buffer plate (82), one end of the buffer plate (82) is fixedly connected with an elastic block (83), and the bottom of the balance block (2) is fixedly connected with a buffer block (84).