CN215355689U - Punching forming die for processing stainless steel plate surface - Google Patents

Abstract

The utility model discloses a punching forming die for processing a stainless steel plate surface, which comprises a lower die seat, wherein a prestress supporting structure is arranged on the lower die seat, clamping and fixing structures are symmetrically arranged on two sides of the prestress supporting structure, the utility model relates to the technical field of sheet metal processing, the prestress supporting structure is arranged in the lower die seat, the lower end surface of a hole forming position on a stainless steel plate is actively supported, a certain supporting force is provided, the plate at the hole forming position is upwards propped, when a punch head descends to be in contact with a plate surface, the stress is mutually counteracted, the condition that the flatness of the plate at the hole forming position is influenced due to overlarge local stress is avoided, the hole forming quality is higher, the problem that in the prior art, the structure of a stainless steel plate surface punching die is simpler, the blanking position stress is larger in the contact process of a raw plate and the punch head in the actual processing and using process is solved, the flatness of the hole forming position is poor, and the quality of the formed hole is influenced.

Description

Punching forming die for processing stainless steel plate surface

Technical Field

The utility model relates to the technical field of sheet metal processing, in particular to a punching forming die for processing a stainless steel plate surface.

Background

The panel beating has light in weight, intensity is high, shock resistance is high, electrically conductive (can be used for the electromagnetic shield), characteristics such as with low costs, large-scale volume production performance are good, has obtained wide application in fields such as electron electrical apparatus, communication, automobile industry, medical instrument, and common panel beating rack has: the processing production of all kinds of precision panel beating products, including panel beating machine case, rack, aluminium system machine case etc. these are all made with the panel beating material, in the panel beating machine case will the course of working, need carry out the operation of punching a hole on the stainless steel plate face, among the prior art, stainless steel plate face cut-out press structure is comparatively simple, in the actual processing use, raw materials panel and drift contact process, blanking position stress is great, the pore-forming position roughness is relatively poor, influence pore-forming quality, in view of this, to the deep research of above-mentioned problem, tunnel the present case and produce.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a punching forming die for processing the surface of a stainless steel plate, which solves the problems in the background art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a punching forming die for machining the surface of a stainless steel plate comprises a lower die base, wherein a prestress supporting structure is arranged on the lower die base, and clamping and fixing structures are symmetrically arranged on two sides of the prestress supporting structure;

the prestressed support structure includes: pneumatic adjusting part, supporting seat, spacing coupling assembling and lower module, it leads to the groove to have seted up the cylinder type ladder on the die holder, pneumatic adjusting part sets up and leads to inslot and one end and the logical groove fixed connection of cylinder type ladder in the cylinder type ladder, the supporting seat sets up on pneumatic adjusting part, the unloading hole has been seted up on the supporting seat, spacing coupling assembling sets up on the supporting seat, the module sets up on spacing coupling assembling down, the nib has been seted up on the module down, the up end of module is the arc surface down.

Preferably, the pneumatic adjusting assembly comprises four pneumatic control members, the four pneumatic control members are fixedly arranged on the inner side wall surface of the cylindrical stepped through groove along the annular array, and the piston ends are respectively and fixedly connected with the lower end surface of the supporting seat.

Preferably, the pneumatic control means comprises: the cylinder is arranged on the fixing seat, and the piston end is attached to the lower end face of the supporting seat.

Preferably, the spacing coupling assembling includes: the supporting seat comprises a convex thread, a thread sleeve and a fixing ring, wherein the convex thread is arranged on the wall surface of the outer side of the upper end of the supporting seat, the thread sleeve is spirally sleeved on the convex thread, and the fixing ring is fixedly sleeved on the outer side of the thread sleeve and fixedly connected with the lower module.

Preferably, the clamping and fixing structure includes: the die comprises a support, a hydraulic cylinder and a clamping plate, wherein the support is arranged on a lower die base, the hydraulic cylinder is arranged on the support, the piston end of the hydraulic cylinder is vertically downward, and the clamping plate is fixedly arranged at the lower end of the hydraulic cylinder.

Preferably, the lower end face of the supporting seat is provided with rubber cushion blocks along an annular array.

Advantageous effects

The utility model provides a punching forming die for processing a stainless steel plate surface. The method has the following beneficial effects: this processing of corrosion resistant plate face is with forming die that punches a hole, improve current die holder, set up prestressing force bearing structure in the die holder, the terminal surface supports voluntarily under the pore-forming position on the corrosion resistant plate, provide certain holding power, the panel of pore-forming position props up upwards, when the drift is down with the face contact, make stress offset each other, thereby avoid appearing because the local stress too big and influence the condition of the panel roughness of pore-forming position, the pore-forming quality is higher, solved among the prior art, corrosion resistant plate face punching die structure is comparatively simple, in the actual processing use, raw materials panel and drift contact process, blanking position stress is great, pore-forming position roughness is relatively poor, influence the problem of pore-forming quality.

Drawings

Fig. 1 is a schematic front sectional view of a punching mold for processing a stainless steel plate surface according to the present invention.

Fig. 2 is a partially enlarged structural schematic view of the punching forming die for processing the surface of the stainless steel plate in fig. 1.

Fig. 3 is a schematic sectional structure view of a position a-a of the punching mold for processing the surface of the stainless steel plate according to the present invention.

In the figure: 1-a lower die holder; 2-a support seat; 3-lower module; 4-cylindrical stepped through grooves; 5-a blanking hole; 6-die hole; 7-a fixed seat; 8-cylinder; 9-male thread; 10-a thread bushing; 11-a fixed ring; 12-a scaffold; 13-a hydraulic cylinder; 14-a splint; 15-rubber cushion block.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Referring to fig. 1-3, the present invention provides a punching mold for processing stainless steel plate surface:

example (b): as can be seen from the attached figures 1-3 of the specification, the scheme comprises a lower die holder 1, wherein a prestress supporting structure is arranged on the lower die holder 1, and clamping and fixing structures are symmetrically arranged on two sides of the prestress supporting structure; the above-mentioned prestressed supporting structure includes: the pneumatic adjusting assembly, the supporting seat 2, the limiting connecting assembly and the lower module 3, a cylindrical stepped through groove 4 is formed in the lower die seat 1, the pneumatic adjusting assembly is arranged in the cylindrical stepped through groove 4, one end of the pneumatic adjusting assembly is fixedly connected with the cylindrical stepped through groove 4, the supporting seat 2 is arranged on the pneumatic adjusting assembly, a blanking hole 5 is formed in the supporting seat 2, the limiting connecting assembly is arranged on the supporting seat 2, the lower module 3 is arranged on the limiting connecting assembly, a die hole 6 is formed in the lower module 3, the upper end face of the lower module 3 is an arc surface, the existing lower die seat 1 is improved, a prestress supporting structure is arranged in the lower die seat 1, the required lower module 3 is selected, the lower module 3 is fixed on the supporting seat 2 through the limiting connecting assembly, the pneumatic adjusting assembly is used for carrying out position adjustment on the supporting seat 2 in the vertical direction, and the lower end face of the upper position of a stainless steel plate is actively supported, provide certain holding power, to the panel of pore-forming position shore upwards, when the drift down with the face contact, make stress offset each other, thereby avoid appearing influencing the condition of the panel roughness of pore-forming position because local stress is too big, the pore-forming quality is higher, the waste material that dashes and falls directly through the lower die block 3 on nib 6, the feed opening on supporting seat 2 and the logical groove 4 of cylinder type ladder drop lower die holder 1 lower part.

In the specific implementation process, as the preferred setting, above-mentioned pneumatic adjusting assembly includes four pneumatic control components, and four pneumatic control components set firmly on the interior lateral wall face of cylindrical ladder through groove 4 along annular array and the piston end respectively with support seat 2 lower terminal surface fixed connection, wherein the pneumatic control component includes: fixing base 7 and cylinder 8, fixing base 7 sets up on the logical 4 lateral walls of cylinder type ladder, cylinder 8 sets up on fixing base 7 and the lower terminal surface of piston end and supporting seat 2 pastes mutually, during the use, the synchronous reverse action of the drift of the synchronous reverse action of cylinder 8 on the fixing base 7 and punching machine, when the drift descends, the synchronous expansion of piston end of cylinder 8, and then promote the lower module 3 on supporting seat 2 and the supporting seat 2 and go upward, the terminal surface carries out the initiative to the last pore-forming position of stainless steel sheet material and supports, provide certain holding power, the panel of pore-forming position props up upwards, when the drift is down with the face contact, make the stress of the position of punching a hole offset each other.

In the concrete implementation process, above-mentioned spacing coupling assembling includes: convex thread 9, thread bush 10 and solid fixed ring 11, convex thread 9 is seted up on the upper end outside wall of supporting seat 2, thread bush 10 spiral suit is on convex thread 9, gu fixed ring 11 fixed suit in the thread bush 10 outside and with module 3 fixed connection down, during the use, according to the aperture size of waiting to punch a hole, select suitable module 3 down, module 3 will be down on through the convex thread 9 on the thread bush 10 screwed connection of solid fixed ring 11 lower extreme to the lateral wall of supporting seat 2, thereby realize the quick assembly connection of module 3 down, moreover, the steam generator is simple in structure, and is convenient for change.

In a specific implementation process, the clamping and fixing structure comprises: support 12, pneumatic cylinder 13 and splint 14, support 12 sets up on lower bolster 1, pneumatic cylinder 13 sets up on support 12 and the piston end is perpendicular downwards, splint 14 sets firmly on the lower extreme of pneumatic cylinder 13, during the use, to wait that the panel that punches a hole places on lower bolster 1, and make the hole site adjust the back well, start the pneumatic cylinder 13 on the support 12, the piston end expansion of control pneumatic cylinder 13, thereby it is fixed to promote splint 14 to carry out the centre gripping to the panel, avoid the panel dislocation, improve the stability of the operation of punching a hole.

In the specific implementation process, the rubber cushion blocks 15 are arranged on the upper edge of the lower end face of the supporting seat 2 along the annular array, so that the supporting seat 2 is prevented from directly colliding with the lower die holder 1 when descending, and the service life of the die is prolonged.

To sum up, this stainless steel sheet face processing is with forming die that punches a hole, improve current die holder 1, set up prestressing force bearing structure in die holder 1, the terminal surface supports voluntarily under the pore-forming position on the stainless steel sheet, provide certain holding power, make the panel of pore-forming position upwards shore, when the drift down with the face contact, make stress offset each other, thereby avoid appearing influencing the condition of the panel roughness of pore-forming position because local stress is too big, the pore-forming quality is higher, the prior art has been solved, stainless steel sheet face punching die structure is comparatively simple, in the actual processing use, raw materials panel and drift contact process, blanking position stress is great, pore-forming position roughness is relatively poor, influence the problem of pore-forming quality.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The punching forming die for processing the surface of the stainless steel plate comprises a lower die holder (1) and is characterized in that a prestress supporting structure is arranged on the lower die holder (1), and clamping and fixing structures are symmetrically arranged on two sides of the prestress supporting structure;

the prestressed support structure includes: pneumatic adjusting component, supporting seat (2), spacing coupling assembling and lower module (3), it leads to groove (4) to have seted up the cylinder type ladder on die holder (1), pneumatic adjusting component sets up and leads to groove (4) fixed connection in groove (4) and one end and cylinder type ladder are led to the cylinder type ladder, supporting seat (2) set up on pneumatic adjusting component, unloading hole (5) have been seted up on supporting seat (2), spacing coupling assembling sets up on supporting seat (2), module (3) set up on spacing coupling assembling down, nib (6) have been seted up on module (3) down, the up end of module (3) is the arc surface down.

2. The punching and forming die for processing the surface of the stainless steel plate as claimed in claim 1, wherein the pneumatic adjusting assembly comprises four pneumatic control members, the four pneumatic control members are fixedly arranged on the inner side wall surface of the cylindrical stepped through groove (4) along the annular array, and the piston ends are respectively and fixedly connected with the lower end surface of the supporting seat (2).

3. The punching die for processing the surface of the stainless steel plate as claimed in claim 2, wherein the pneumatic control member comprises: fixing base (7) and cylinder (8), fixing base (7) set up on the logical groove (4) lateral wall of cylinder type ladder, cylinder (8) set up on fixing base (7) and the lower terminal surface of piston end and supporting seat (2) pastes mutually.

4. The punching forming die for processing the surface of the stainless steel plate as claimed in claim 1, wherein the limiting connecting assembly comprises: the supporting seat is characterized by comprising a convex thread (9), a thread sleeve (10) and a fixing ring (11), wherein the convex thread (9) is arranged on the outer side wall surface of the upper end of the supporting seat (2), the thread sleeve (10) is spirally sleeved on the convex thread (9), and the fixing ring (11) is fixedly sleeved on the outer side of the thread sleeve (10) and fixedly connected with the lower module (3).

5. The punching forming die for processing the surface of the stainless steel plate as claimed in claim 1, wherein the clamping and fixing structure comprises: support (12), pneumatic cylinder (13) and splint (14), support (12) set up on die holder (1), pneumatic cylinder (13) set up on support (12) and piston end is perpendicular downwards, splint (14) set firmly on the lower extreme of pneumatic cylinder (13).

6. The punching and forming die for processing the surface of the stainless steel plate as claimed in claim 1, wherein the lower end surface of the supporting seat (2) is provided with rubber cushion blocks (15) along an annular array.

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