CN114101469A

CN114101469A - Cold plate upward-pulling deformation prevention type hole forming device and hole forming method

Info

Publication number: CN114101469A
Application number: CN202111142965.0A
Authority: CN
Inventors: 张泰�; 杨超; 吴海; 王项如; 姚菲
Original assignee: Anhui Huanxin Group Co ltd; Anhui Xinfu New Energy Technology Co ltd
Current assignee: Anhui Xinfu New Energy Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-01

Abstract

The utility model discloses a cold plate upward deformation prevention type tapping device which comprises a rack part, wherein a cold plate tapping component is assembled and connected on the rack part; the cold plate opening assembly comprises an opening cylinder which is assembled and connected to the top of the rack part, and the bottom of a piston rod of the opening cylinder is fixedly connected with an upper assembling seat; the center part of the bottom of the upper assembling seat is fixedly connected with a tapping knife part; the cold plate opening assembly also comprises a lower assembling seat, a through hole is formed in the center of the lower assembling seat, and the opening cutter part can penetrate through the through hole; the lower assembling seat is connected with the upper assembling seat in a sliding way; the bottom of lower assembly seat is fixedly connected with presses the seat, it has the spring groove to open in the seat to press, the through hole has been seted up to the bottom in spring groove, is equipped with pressing spring in the spring groove. Adopt above-mentioned device part design to realize that high efficiency, nimble cold drawing with needs processing fix a position, and can avoid cold plate tractive deformation or formation swell upwards after the trompil.

Description

Cold plate upward-pulling deformation prevention type hole forming device and hole forming method

Technical Field

The utility model relates to the field of cold plate tapping devices, in particular to a cold plate anti-pull deformation tapping device and a tapping method.

Background

In machining process, often need carry out the trompil operation on the cold drawing, the concrete mode is fixed for passing through clamp with the cold drawing, and the drift of recycling trompil usefulness gives the cold drawing impulsive force down, and then realizes trompil on the cold drawing.

Therefore, in order to improve the punching efficiency, the punching equipment for the flitch made of various materials has many public reports in the prior art, such as chinese patent application No.: 202022436867.5, discloses an aluminum alloy plate trompil equipment, specifically included following technical scheme:

the aluminum alloy plate perforating equipment comprises a bottom plate, a top plate, a transverse moving assembly, a perforating assembly, a limiting assembly and a rolling assembly, wherein support columns are fixedly connected to four corners of the bottom surface of the top plate; a lifting plate is horizontally arranged between the bottom plate and the top plate; four corners of the middle part of the bottom surface of the top plate are fixedly connected with electric push cylinders; fixing plates are fixedly connected to two sides of the middle part of the bottom surface of the lifting plate, and a transverse moving assembly is arranged between the fixing plates; the bottom of the threaded cylinder in the transverse moving assembly is horizontally and fixedly connected with an installation plate, and the bottom surface of the installation plate is provided with a hole opening assembly; the limiting assembly is arranged in the sliding groove; a bearing plate is horizontally arranged above the middle part of the top surface of the bottom plate, and a rolling assembly is arranged in each arc-shaped groove; the drilling machine is convenient to operate, and the problem that the position of a drill bit is inconvenient to adjust according to the required hole opening position by the conventional hole opening equipment is solved through the transverse moving assembly and the hole opening assembly; the problem that the position of the drill bit is limited and fixed due to the fact that existing hole forming equipment is inconvenient is solved through a limiting assembly.

The aluminum alloy plate punching equipment disclosed and reported by the technical scheme realizes punching of the aluminum alloy plate, and the technical defect that the position of a drill bit cannot be limited and fixed is overcome by the equipment.

However, the above-mentioned patent discloses a hole opening device and the conventional hole opening device disclosed in the prior art has the following defects in the actual hole opening process of the plate material, such as the hole opening cold plate process:

1. the clamp has an unsatisfactory effect of fixing the cold plate, and the phenomenon that the cold plate is pulled up by the punch can still occur;

2. the clamp reduces the working efficiency, the clamp is required to be manually pressed every cold plate expansion hole, and the clamp is required to be manually loosened after the expansion hole is completed.

3. The security is lower, and sharp-pointed drift is pressed close to the clamp, and in case the mistake or mistake touch the switch when the workman is operating the clamp, can cause serious incident.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a cold plate upward-pulling deformation prevention type punching device.

The utility model solves the technical problems through the following technical scheme:

a cold plate upward-pulling deformation prevention type punching device comprises a rack part, wherein a cold plate punching assembly is assembled and connected on the rack part;

the cold plate hole opening assembly comprises a hole opening cylinder which is assembled and connected to the top of the rack part, and the bottom of a piston rod of the hole opening cylinder is fixedly connected with an upper assembling seat;

the center part of the bottom of the upper assembling seat is fixedly connected with a tapping knife part;

the cold plate tapping component also comprises a lower assembling seat, a through hole is formed in the center of the lower assembling seat, and the tapping knife part can penetrate through the through hole;

the lower assembling seat is connected with the upper assembling seat in a sliding manner;

the bottom of the lower assembling seat is fixedly assembled and connected with a pressing seat, a spring groove is formed in the pressing seat, a through hole is formed in the bottom of the spring groove, and the tapping knife part can penetrate through the through hole;

a pressing spring is arranged in the spring groove; when the hole cutter member is pressed down, the punch shank presses the pressing spring downward;

the upper end of the threaded hole is in threaded connection with a piston rod assembly seat, and a piston rod of the perforated cylinder is fixedly assembled on the piston rod assembly seat; the edge parts of the upper assembling seat and the lower assembling seat are in sliding connection through a plurality of sliding screw rods which are distributed annularly.

Preferably, the piercing cutter member comprises a punch shank fixedly attached to the upper mounting block, the punch shank having a punch head portion integrally formed therewith.

Preferably, the rack component comprises a base, and a top seat is fixedly connected above the top of the base;

the cylinder barrel of the perforated cylinder is fixedly assembled at the center of the top seat;

and a piston rod of the perforated cylinder is connected with the top seat in a sliding manner.

Preferably, the base and the top seat are fixedly connected through a plurality of upright posts.

Preferably, a threaded hole is formed in the center of the top of the upper assembling seat;

the handle part of the punch is in threaded connection with the lower end of the threaded hole.

Preferably, the sliding screw is screwed to the pressing seat from the lower assembling seat downwards;

the sliding screw rod penetrates through the upper assembling seat in an oriented mode, and the sliding screw rod is connected with the upper assembling seat in a sliding mode.

Preferably, the total length of the pressing spring is 23.5mm, and the compression amount of the pressing spring is 6.5 mm.

Preferably, the compression force of the pressing spring is 85 kgf.

The utility model discloses a hole opening method adopting the cold plate upward deformation prevention type hole opening device, which comprises the following steps:

(1) placing a cold plate to be perforated on the frame part, and perforating;

(2) the tapping cylinder is opened, the tapping cylinder drives the piston rod to carry the tapping knife part to descend, the pressing seat extrudes the cold plate, the tapping knife part extrudes the top of the pressing spring, the tapping knife part continuously descends to and acts on the cold plate, and tapping operation is carried out on the cold plate 4;

(3) after the trompil finishes, promotion cylinder carries the trompil sword part to rise, presses down the spring and is in compression state, presses down the spring and contradicts jointly on the cold drawing with pressing the seat, and trompil sword part follows the relative lower assembly seat of assembly seat and slides and rises, at the ascending in-process of trompil sword part, presses down the spring and presses down the seat and press the conflict on the cold drawing, avoids the cold drawing to receive up tractive dynamics, takes place to warp, accomplishes the trompil.

Compared with the prior art, the utility model has the following advantages:

the utility model discloses a cold plate upward deformation prevention type tapping device, which is characterized in that a cold plate tapping component is designed; the cold plate opening assembly comprises an opening cylinder which is assembled and connected to the top of the rack part, and the bottom of a piston rod of the opening cylinder is fixedly connected with an upper assembling seat; the center part of the bottom of the upper assembling seat is fixedly connected with a tapping knife part; the punching head part is integrally formed with a punching head part; the cold plate opening assembly also comprises a lower assembling seat, a through hole is formed in the center of the lower assembling seat, and the opening cutter part can penetrate through the through hole; the lower assembling seat is connected with the upper assembling seat in a sliding way; the bottom of the lower assembling seat is fixedly assembled and connected with a pressing seat, a spring groove is formed in the pressing seat, a through hole is formed in the bottom of the spring groove, and the head of the punch cutter can penetrate through the through hole; a pressing spring is arranged in the spring groove; when the tapping knife part is pressed down, the handle part of the punch presses the pressing spring downwards, and deformation of the cold plate is avoided after the cold plate is tapped.

Adopt above-mentioned device part design to realize in cold drawing trompil course of working, the cold drawing that will need processing that can be high-efficient, nimble fixes a position, and above-mentioned design can avoid cold drawing upwards to warp or form the swell after the trompil. Simultaneously, above-mentioned design realizes avoiding operating personnel hand direct contact drift behind the trompil, has effectively increased the security of cold drawing trompil.

Drawings

FIG. 1 is a schematic view of a dispersed structure of an embodiment of the present invention;

FIG. 2 is a schematic view of a discrete configuration of a cold plate vent assembly in an embodiment of the present invention;

FIG. 3 is a schematic view showing the arrangement of the pressing bases and the pressing springs of the upper and lower mounting bases according to the embodiment of the present invention;

FIG. 4 is a schematic view showing a dispersed structure of the cylinder with holes, the upper assembling base, the lower assembling base pressing base and the pressing spring according to the embodiment of the present invention.

Detailed Description

The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.

As shown in fig. 1 to 4, the cold plate upward deformation prevention type hole forming device comprises a frame part 1, wherein a cold plate hole forming assembly is assembled and connected on the frame part 1

The specific structure of the frame member 1 is as follows:

the rack component 1 comprises a base 11, a top seat 12 is fixedly connected to the top of the base 11, and the base 11 and the top seat 12 are fixedly connected through a plurality of upright posts 13. The cold plate 4 to be holed is placed on the base 11 to be holed.

In order to realize cold drawing 4, and realize avoiding the trompil in-process, cold drawing upwards warp by the drift of trompil 4, above-mentioned cold board trompil subassembly designs into following structure:

the cold plate hole opening assembly comprises a hole opening air cylinder 2 which is assembled and connected to the top of the rack component 1 (a cylinder barrel of the hole opening air cylinder 2 is fixedly assembled in the center of the top seat 12; a piston rod of the hole opening air cylinder 2 is slidably connected with the top seat 12), a hole opening assembly 3 is fixedly connected to the bottom of the piston rod of the hole opening air cylinder 2, and the hole opening assembly 3 comprises an upper assembling seat 37 which is fixedly assembled with the piston rod of the hole opening air cylinder 2 (specifically, the upper end of a threaded hole in the upper assembling seat 37 is in threaded connection with a piston rod assembling seat 33, and the piston rod of the hole opening air cylinder 2 is fixedly assembled on the piston rod assembling seat 33); the center part of the bottom of the upper assembling seat 37 is fixedly connected with a hole-opening knife part. The hole is formed by using the hole-forming cutter member.

Specifically, the tapping knife component comprises a punch handle part 35 fixedly connected on an upper assembling seat 37 (a threaded hole is formed in the center part of the top of the upper assembling seat 37; the punch handle part 35 is in threaded connection with the lower end of the threaded hole), and a punch knife head part 36 is integrally formed on the punch handle part 35;

the cold plate punching assembly further comprises a lower assembling seat 32, wherein a through hole is formed in the center of the lower assembling seat 32, and the punching cutter component can penetrate through the through hole; the lower assembling seat 32 is connected with the upper assembling seat 37 in a sliding way.

Meanwhile, the pressing base 31 is fixedly assembled and connected to the bottom of the lower assembling base 32, and specifically, the connection modes among the lower assembling base 32, the upper assembling base 37 and the pressing base 31 are as follows:

according to the conventional assembling method, the edge portions of the upper assembling seat 37 and the lower assembling seat 32 are slidably connected by a plurality of sliding screws (not shown) distributed in a ring shape. The sliding screw is screwed to the pressing base 31 from the lower assembling base 32 downward, so that the lower assembling base 32 is fixedly connected with the pressing base 31.

Meanwhile, the sliding screw penetrates through the upper assembling seat 37, and the sliding screw is connected with the upper assembling seat 37 in a sliding manner, so that the upper assembling seat 37 is connected with the lower assembling seat 32 in a sliding manner. In actual operation, a stop is designed at the top of the sliding screw to prevent the upper mount 37 from disengaging from the sliding screw.

A spring groove is formed in the pressing seat 31, a through hole is formed in the bottom of the spring groove, and the punch head part 36 can penetrate through the through hole; a pressing spring 34 is arranged in the spring groove; when the piercing cutter member is pressed down, the punch shank 35 presses down the pressing spring 34.

The total length of the pressing spring 34 was 23.5mm, the compression amount of the pressing spring 34 was 6.5mm, and the compression force of the pressing spring 34 was 85 kgf.

The hole opening mode is as follows:

the punching cylinder 2 is opened, the punching cylinder 2 drives the piston rod to carry the punching cutter component to descend, at the moment, the pressing seat 31 is extruded on the cold plate 4, the punching cutter component continues to descend, specifically, the punch cutter head part 36 integrally formed with the punch handle part 35 continues to descend, at the moment, the punch handle part 35 is extruded on the top of the pressing spring 34, and the bottom of the spring groove on the pressing seat 31 is extruded. The punching blade member is further lowered until the punch head 36 penetrates through the through hole in the bottom of the pressing base 31 and acts on the cold plate 4 to perform punching operation on the cold plate 4, and at this time, the punching portion of the cold plate 4 is expanded and deformed.

Because the interference between the punch head 36 and the opening part of the cold plate 4 is large during the hole opening process, the cold plate 4 is easily drawn and deformed during the upward moving process of the punch by the conventional hole opening mode. And in above-mentioned structural design in-process, after the trompil, promote the cylinder and carry the trompil sword part and rise, at this moment, because press spring 34 to be in compression state, press spring 34 and press seat 31 to contradict on cold drawing 4 jointly, the trompil sword part is followed and is assembled seat 32 (lower assembly seat 32 fixed mounting cold drawing 4) and rise relatively down of assembly seat 37, in the ascending in-process of trompil sword part, press spring 34 and press seat 31 to press down all the time and contradict on cold drawing 4, avoid cold drawing 4 to receive upwards tractive dynamics, take place to warp.

Adopt above-mentioned device part design to realize in 4 trompil course of working of cold plate, can be high-efficient, nimble cold drawing 4 that will process fix a position, above-mentioned design can avoid cold plate 4 tractive deformation or formation swell upwards after the trompil. Meanwhile, the design mode avoids the direct contact of the hand of an operator with the punch after the hole is formed, and the safety of the hole forming of the cold plate 4 is effectively improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A cold plate upward-pulling deformation prevention type punching device is characterized by comprising a rack part, wherein a cold plate punching component is assembled and connected on the rack part;

2. The cold plate deformation-proof tapping device according to claim 1, wherein the tapping knife member comprises a punch shank fixedly attached to the upper mounting seat, the punch shank having a punch head portion integrally formed therewith.

3. The cold plate anti-draw deformation tapping apparatus of claim 1, wherein said frame member comprises a base, a top base fixedly attached above the top of said base;

4. The cold plate anti-pullup deformation aperture apparatus of claim 3, wherein the base and the top base are fixedly connected by a plurality of stud posts.

5. The cold plate upward deformation preventing type hole opening device as claimed in claim 4, wherein a threaded hole is formed in the center of the top of the upper assembling seat;

6. The cold plate anti-pullup aperture arrangement according to claim 5, wherein the sliding screw is threaded down from the lower fitting to the pressing block;

7. The cold plate anti-draw texturing and aperturing device of claim 6, wherein said compression spring has an overall length of 23.5 mm.

8. The cold plate anti-pullup form aperture apparatus of claim 7, wherein the compression of the compression spring is 6.5 mm.

9. The cold plate anti-draw deformation type hole forming device of claim 8, wherein the compression force of the pressing spring is 85 kgf.

10. A method of opening a cold plate anti-pull up type opening means as claimed in any one of claims 1 to 9, comprising the steps of:

(1) placing a cold plate to be perforated on a rack component, and perforating;