CN214768257U

CN214768257U - Inclined hole punching die for automobile parts

Info

Publication number: CN214768257U
Application number: CN202120568328.9U
Authority: CN
Inventors: 李方雄
Original assignee: Suzhou Jinhehui Metal Technology Co ltd
Current assignee: Suzhou Jinhehui Metal Technology Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-19
Anticipated expiration: 2031-03-19

Abstract

The utility model relates to an automobile parts is with punching inclined hole mould, use in the technical field of punching a hole, solved and usually adopted laser cutting when punching the inclined hole, it is higher to cut the cost with the laser, and the lower problem of production efficiency; the upper die assembly comprises an upper die base, an upper clamping plate and a punch, a stripping assembly is arranged below the upper clamping plate, the lower die assembly comprises a lower die base, a lower die fixing block arranged on the lower die base and a bearing column obliquely arranged on the lower die fixing block, an acute angle is formed between the axis of the bearing column and the upper end face of the lower die fixing block, an oblique punched hole matched with the punch is arranged in the bearing column, the oblique punched hole penetrates through the bearing column, the axis of the oblique punched hole and the axis of the punch are positioned on the same vertical line, the stripping assembly comprises a stripping plate and a punch guide block arranged at the bottom end of the stripping plate, a positioning surface is arranged on the punch guide block, and in a die assembly state, the positioning surface of the punch guide block is tightly abutted against the upper end face of the bearing column; the punching machine has the effects of high punching efficiency and cost saving.

Description

Inclined hole punching die for automobile parts

Technical Field

The utility model discloses use in the technical field that punches a hole, especially relate to an automobile parts is with punching inclined hole mould.

Background

In industrial production, some parts need to be punched sometimes, the existing punching of workpieces is generally performed by using a die, the existing die is generally only suitable for vertically punching the workpieces and cannot realize punching with inclination on the workpieces, the inclined holes are generally punched by using laser cutting, the cost of laser cutting is high, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automobile parts is with dashing inclined hole mould has solved and has adopted laser cutting usually when dashing the inclined hole, and is higher with laser cutting cost, and the lower problem of production efficiency.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides an inclined hole punching die for automobile parts, which comprises an upper die assembly and a lower die assembly arranged below the upper die assembly;

the upper die assembly comprises an upper die base, an upper clamping plate and a punch, the upper clamping plate is arranged on the bottom end face of the upper die base, the punch is arranged in a long strip shape, the top end of the punch penetrates through the upper clamping plate and is vertically arranged on the bottom end face of the upper die base, and a stripping assembly is arranged below the upper clamping plate;

the lower die assembly comprises a lower die base, a lower die fixing block arranged on the lower die base and a bearing column obliquely arranged on the lower die fixing block, wherein an acute angle is formed between the axis of the bearing column and the upper end face of the lower die fixing block, an oblique punched hole matched with the punch is arranged in the bearing column, the oblique punched hole penetrates through the bearing column, the axis of the oblique punched hole and the axis of the punch are positioned on the same vertical line, and the axis of the oblique punched hole is perpendicular to the lower die base;

the stripping assembly comprises a stripping plate and a punch guide block arranged at the bottom end of the stripping plate, the bottom end of the punch sequentially penetrates through the stripping plate and the punch guide block, an elastic part used for limiting the movement of the punch is arranged between the upper end of the stripping plate and the bottom end of the upper die base, a positioning surface is arranged on the punch guide block, and the positioning surface of the punch guide block tightly abuts against the upper end surface of the bearing column in a die assembly state.

Further, the bottom of upper die base is provided with two at least guide posts, two the top of guide post passes the bottom of punch plate vertical fixation at the upper die base respectively, and two the guide post sets up along the axis symmetry of drift, the both sides of taking off the flitch slide the cover respectively and establish on the correspondence the guide post, the both sides of lower mould fixed block all are provided with the guide way, two the equal sliding fit in bottom of guide post is in the correspondence in the guide way.

Further, the bottom of bearing the weight of the post is provided with the connecting plate, be provided with the caulking groove that is used for the erection joint board on the lower mould fixed block, be provided with the loading end in the caulking groove, connecting plate bolted connection is on the loading end, the connecting plate is contradicted on the caulking groove inner wall along its length direction's side.

Furthermore, a stop plane for limiting the longitudinal movement of the punch guide block is arranged on the lower die fixing block, and a limit block for limiting the horizontal movement of the punch guide block is arranged on the stop plane.

Furthermore, be provided with the bits hole that falls that is used for the chip removal on the locking plane, the bits hole that falls extends to the die holder and runs through the die holder along the height of lower mould fixed block.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses an automobile parts is with punching inclined hole mould, easy operation when punching a hole, improve the efficiency of punching a hole, the precision of punching a hole is higher, and the cost is reduced, through the setting that will have the bearer post slope that the slant punched a hole on the lower mould fixed block, the slant in the bearer post punches a hole and runs through to a bearer post side surface from the up end of bearer post, the axis that the slant punched a hole this moment is in same vertical on-line with the axis of drift, and the axis perpendicular to die holder that the slant punched a hole, after the work piece cover was established on the bearer post when processing, make things convenient for the drift to punch a hole to the processing work piece, and the precision of punching a hole is high.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic view of the overall structure in the embodiment of the present invention;

fig. 2 is a cross-sectional view of the overall structure in the embodiment of the present invention.

Wherein the reference numerals are as follows:

1. an upper die assembly; 11. an upper die holder; 12. an upper splint; 13. a punch; 2. a lower die assembly; 21. a lower die holder; 22. a lower die fixing block; 23. a load bearing column; 24. punching in an inclined manner; 3. a stripping assembly; 31. a material removing plate; 32. a punch guide block; 33. positioning the surface; 4. processing a workpiece; 5. a spring; 6. a guide post; 7. a guide groove; 8. a connecting plate; 9. caulking grooves; 10. a bearing surface; 14. a stop plane; 15. a limiting block; 16. and chip falling holes.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and 2, in order to provide the present invention, an inclined hole punching mold for automobile parts includes an upper mold assembly 1 and a lower mold assembly 2 disposed below the upper mold assembly 1; the upper die assembly 1 comprises an upper die base 11, an upper clamping plate 12 and a punch 13, wherein the upper clamping plate 12 is arranged on the bottom end face of the upper die base 11, the punch 13 is arranged in a long strip shape, the top end of the punch 13 penetrates through the upper clamping plate 12 and is vertically arranged on the bottom end face of the upper die base 11, and a stripping assembly 3 is arranged below the upper clamping plate 13;

the lower die assembly 2 comprises a lower die base 21, a lower die fixing block 22 arranged on the lower die base 21 and a bearing column 23 obliquely arranged on the lower die fixing block 22, the bearing column 23 is used for being sleeved with a machined workpiece 4, an acute angle is formed between the axis of the bearing column 23 and the upper end face of the lower die fixing block 22, an oblique punched hole 24 matched with the punch 13 is arranged in the bearing column 23, the oblique punched hole 24 penetrates through the upper end face of the bearing column 23 to the surface of one side of the bearing column 23, the axis of the oblique punched hole 24 and the axis of the punch 13 are on the same vertical line at the moment, the axis of the oblique punched hole 24 is perpendicular to the lower die base 21, the bearing column 23 with the oblique punched hole 24 is obliquely arranged on the lower die fixing block 22, the machined workpiece 4 sleeved on the bearing column 23 can be conveniently punched, and punching precision is high;

the stripping component 3 comprises a stripping plate 31 and a punch guide block 32 arranged at the bottom end of the stripping plate 31, the bottom end of the punch 13 sequentially penetrates through the stripping plate 31 and the punch guide block 32, an elastic part for limiting the movement of the punch 13 is arranged between the upper end of the stripping plate 32 and the bottom end of the upper die base 11, the elastic part is a spring 5, the bottom end of the spring 5 is fixedly arranged on the upper end surface of the stripping plate 31, the top end of the spring 5 penetrates through the upper clamping plate 12 and is fixedly connected with the bottom end surface of the upper die base 11, a positioning surface 33 is arranged on the punch guide block 32, in a die closing state, the positioning surface 33 on the punch guide block 32 tightly abuts against the upper end surface of the bearing column 23, the punch guide block 32 plays a role in guiding the punch 13 and fixing the machined workpiece 4, when the machined workpiece 4 is sleeved on the bearing column 23 and punched, the positioning surface 33 on the punch guide block 32 abuts against the upper end surface of the machined workpiece 4, play fixed and the effect of location to processing work piece 4 under the cooperation of carrier post 23 and drift guide block 32 this moment, prevent to process work piece 4 and take place to remove when punching a hole, very high punching precision, after finishing punching a hole, when drift 13 upwards moved, under the effect of spring force, on making drift guide block 32 contradict processing work piece 4, prevent that drift 13 from driving processing work piece 4 rebound, and then realize the effect of taking off the material.

Further, referring to fig. 1 and 2, at least two guide posts 6 are arranged at the bottom end of the upper die base 11, the top ends of the two guide posts 6 penetrate through the upper clamping plate 12 and are vertically fixed at the bottom end of the upper die base 11 respectively, the two guide posts 6 are symmetrically arranged along the axis of the punch 13, two sides of the stripper plate 31 are respectively sleeved on the corresponding guide posts 6 in a sliding manner, guide grooves 7 are arranged at two sides of the lower die fixing block 22, the bottom ends of the two guide posts 6 are in sliding fit in the corresponding guide grooves 7, the guide posts 6 play a guiding role for the stripper plate 31, and play a guiding role for the upper die base 11 at the same time, so that the accuracy of die assembly of the upper die base 11 and the lower die base 21 is improved.

Further, referring to fig. 1 and 2, the bottom of the bearing column 23 is provided with the connecting plate 8, the lower die fixing block 22 is provided with the caulking groove 9 for installing the connecting plate 8, the caulking groove 9 is internally provided with the bearing surface 10, the connecting plate 8 is bolted on the bearing surface 10, the connecting plate 8 is butted on the inner wall of the caulking groove 9 along the side surface of the length direction and close to the punch guide block 32, the inner wall of the caulking groove 9 plays a supporting role for the connecting plate 8, the connecting plate 8 is prevented from moving in the caulking groove 9, the connecting plate 8 is installed in the chute 9 through bolted connection, the bearing column 23 connected with the connecting plate 8 is conveniently installed in the caulking groove 9, and the bearing column 23 is also conveniently detached when being replaced. The lower die fixing block 22 is provided with a stop plane 14 for limiting the longitudinal movement of the punch guide block 32, and the stop plane 14 is provided with a limit block 15 for limiting the horizontal movement of the punch guide block 32. Be provided with the bits hole 16 that falls that is used for the chip removal on the locking plane 14, the bits hole 16 that falls highly extends to die holder 21 and runs through die holder 21 along lower mould fixed block 22, and the sweeps that produces after punching a hole falls the below that drops die holder 21 from the bits hole 16 that falls after the slant in punching a hole 24, can place the collection frame of storage waste sweeps in the below of die holder 21, collects the sweeps that the frame collection dropped, makes things convenient for the workman to clear up.

The utility model discloses an implement the principle: the processing workpiece 4 is sleeved on the bearing column 23, the upper die assembly 1 moves downwards after being acted by the external driving device, the positioning surface 33 of the punch guide block 32 firstly abuts against the upper surface of the processing workpiece 4, meanwhile, the bottom end of the punch guide block 32 abuts against the stop surface 14, the upper die base 11 drives the punch 13 connected with the punch guide block to continuously move downwards and compress the spring 5 under the action of the external driving device, punching of the processing workpiece 4 is realized in the downward moving process, waste materials after punching fall to the lower die base 21 from the scrap falling hole 16, the punching operation is simple during punching, the punching efficiency is improved, the punching precision is higher, and the cost is reduced.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an automobile parts is with dashing inclined hole mould which characterized in that: comprises an upper die assembly and a lower die assembly arranged below the upper die assembly;

2. The inclined hole punching die for the automobile parts as claimed in claim 1, wherein the bottom end of the upper die base is provided with at least two guide posts, the top ends of the two guide posts are respectively fixed to the bottom end of the upper die base vertically through the upper clamping plate, the two guide posts are symmetrically arranged along the axis of the punch, two sides of the stripper plate are respectively slidably sleeved on the corresponding guide posts, two sides of the lower die fixing block are respectively provided with a guide groove, and the bottom ends of the two guide posts are respectively slidably fitted in the corresponding guide grooves.

3. The inclined hole punching die for the automobile parts as claimed in claim 1 or 2, wherein a connecting plate is disposed at a bottom end of the bearing column, an insertion groove for installing the connecting plate is disposed on the lower die fixing block, a bearing surface is disposed in the insertion groove, the connecting plate is bolted to the bearing surface, and a side surface of the connecting plate along a length direction thereof abuts against an inner wall of the insertion groove.

4. The inclined hole punching die for the automobile parts as claimed in claim 3, wherein a stop plane for limiting the longitudinal movement of the punch guide block is provided on the lower die fixing block, and a limit block for limiting the horizontal movement of the punch guide block is provided on the stop plane.

5. The inclined hole punching die for the automobile parts as claimed in claim 4, wherein a chip falling hole for chip removal is formed in the stop plane, and the chip falling hole extends to the lower die base along the height of the lower die fixing block and penetrates through the lower die base.