CN206733160U - A kind of small hole punching mould - Google Patents

A kind of small hole punching mould Download PDF

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Publication number
CN206733160U
CN206733160U CN201720375990.6U CN201720375990U CN206733160U CN 206733160 U CN206733160 U CN 206733160U CN 201720375990 U CN201720375990 U CN 201720375990U CN 206733160 U CN206733160 U CN 206733160U
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CN
China
Prior art keywords
voussoir
plate
mould
red needle
isosceles trapezoid
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Withdrawn - After Issue
Application number
CN201720375990.6U
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Chinese (zh)
Inventor
许楚瀚
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Shenzhen Jinbaoying Culture Co Ltd
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Shenzhen Jinbaoying Culture Co Ltd
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Priority to CN201720375990.6U priority Critical patent/CN206733160U/en
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Abstract

It the utility model is related to a kind of small hole punching mould.This mould includes substrate and portable plate, and portable plate is located at directly over substrate, and portable plate can move back and forth along vertical direction;Red needle that mould also includes placing vertically, treat for holding the lower mould of punching part and the upper mould for fixing red needle, upper mould carves plate including above carving plate with, on carve plate level and be fixed on below portable plate, on carve plate and be clipped in down and carve between plate and portable plate, under carve voussoir and some cone cores for being hollowed out among plate and being put into that several are uniformly arranged, cone core, which is fixed on, carves plate lower surface and cone core cross section size is gradually reduced from top to bottom;The voussoir being distributed on the same line, be fixedly clamped on the position between a voussoir and on one side adjacent voussoir red needle, and a cone core is clamped on the position between voussoir adjacent with another side.The utility model realizes that red needle installation is fixed and is accurately positioned more easily, avoids damaging red needle, installation difficulty is minimized, setting accuracy is improved.

Description

A kind of small hole punching mould
Technical field
It the utility model is related to punch machining equipment for automotive, more particularly to a kind of small hole punching mould.
Background technology
Punching press is a kind of most common processing method, is that depended on pressure machine and mould are applied to sheet material, band, tubing and section bar etc. Add external force, be allowed to produce plastic deformation or separation, so as to obtain the forming of the workpiece (stamping parts) of required shape and size Method.Punching press can also use drift, red needle to realize punching technology.For some superfine holes, for example slot apertures of stamp surrounding, The red needle for using very small diameter is needed to carry out punching, it is relatively difficult that the red needle of very small diameter installed into process into traditional moulds, and one As be that red needle is inserted directly into fixing hole, be easy to by red needle break and position forbidden, have much room for improvement.
Utility model content
The defects of the purpose of this utility model is to overcome prior art, and a kind of small hole punching mould is provided, with drop Low red needle installation difficulty and raising installation accuracy.
To achieve the above object, the utility model uses following technical scheme:
A kind of small hole punching mould, it includes substrate and portable plate, and portable plate is located at directly over substrate, and portable plate It can be moved back and forth along vertical direction;Red needle that mould also includes placing vertically, the lower mould and use for treating for holding punching part In the upper mould of fixed red needle, lower mould is fixed in substrate, and upper mould is fixed on below portable plate, and upper mould is carved including above carving plate with Plate, above carve plate level and be fixed on below portable plate, above carve plate and be clipped in down and carve between plate and portable plate, under carve to hollow out among plate and be put into Several voussoirs uniformly arranged and some cone cores, cone core be fixed on carve plate lower surface and cone core cross section size from top to bottom It is gradually reduced;The voussoir being distributed on the same line, be fixedly clamped on the position between a voussoir and on one side adjacent voussoir punching Pin, a cone core is clamped on the position between voussoir adjacent with another side.
Further, the one of which of voussoir is isosceles trapezoid voussoir, and every four isosceles trapezoid voussoirs surround a cone core Surround one it is square, the upper bottom surface of isosceles trapezoid voussoir is bonded with cone core side and the gradient of upper bottom surface and cone core side wall slope phase Together, the cross section size of isosceles trapezoid voussoir gradually increases from top to bottom;The bottom surface of isosceles trapezoid voussoir is clamping red needle Face.
Further, carved under in plate be provided with altogether 4*4 that isosceles trapezoid voussoir surrounds it is square, be corresponding with 4*4 cone core.
Further, the another kind of voussoir is right-angled trapezium voussoir, two right-angled trapezium voussoirs and an isosceles trapezoid wedge Block is combined into a spill, and both sides central plane of the oblique girdle plane of two right-angled trapezium voussoirs respectively with isosceles trapezoid voussoir pastes completely Close, the square wherein one side mutually clamping red needle that central isosceles trapezoid voussoir and four isosceles trapezoid voussoirs surround.
Further, it is bar shaped voussoir that voussoir, which also has one kind, and the one side of bar shaped voussoir surrounds with four isosceles trapezoid voussoirs It is square wherein one side mutually clamping red needle;The spill that right-angled trapezium voussoir forms with isosceles trapezoid voussoir sets up separately carves plate phase under To on two inward flanges, and bar shaped is carved plate and is located at down and carves on other relative two inward flanges of plate, under carve all inward flanges of plate and be all provided with Normal direction inclined-plane directed downwardly is set to, bar shaped voussoir, right-angled trapezium voussoir and isosceles trapezoid voussoir are carved the face that plate contacts with and be respectively provided with Into the inclined-plane of corresponding normal direction upward.
Further, the inward flange that plate is carved under is provided with the side post being bonded with recess in spill.
Further, each cone core is fixedly connected by a vertical location mandril and carves plate, and location mandril is through upper Plate and cone core are carved, and location mandril is with above carving plate, cone core is hole axle interference fit.
Further, carved under and be additionally provided with that for blank, the edge of a knife is directed downwardly, frame-type concave template below plate.
Further, the one side that each voussoir clamps red needle contacts provided with half groove for being used to clamp red needle with cone core It is simultaneously gradient inclined-plane corresponding with cone core contact surface.
Further, each voussoir is fixed in upper mould by least one screw, and screw is through portable plate and above carves plate And it is screwed and is connected with voussoir.
The beneficial effect of the utility model compared with prior art is:
The utility model mainly clamps red needle by voussoir, and cone core is mainly used to increase clamping force to voussoir, is pacifying When filling red needle, cone core is first installed and voussoir is pre-positioned, and after required red needle is all put between voussoir, is one by one received voussoir Fasten, avoid red needle being inserted directly into fixing hole, so as to realize that red needle installation is fixed and is accurately positioned more easily, avoid damaging Bad red needle, installation difficulty is minimized, setting accuracy is improved, and is advantageous to being smoothed out for production and processing.
Brief description of the drawings
Fig. 1 is the utility model punching die schematic side view (partial sectional);
Fig. 2 is to carve plate view under the utility model punching die;
Fig. 3 is to carve plate and module assembled view under the utility model punching die;
Fig. 4 is the utility model punching die voussoir assembled view;
Fig. 5 is the utility model punching die cone core sectional view;
Fig. 6 is to carve plate view on the utility model punching die.
Embodiment
In order to more fully understand technology contents of the present utility model, with reference to specific embodiment to skill of the present utility model Art scheme is described further and illustrated.
The concrete structure of the utility model embodiment mould is as shown in figures 1 to 6.
As shown in figure 1, the punching die of the present embodiment includes substrate 11 and portable plate 12.Portable plate 12 is located at substrate 11 Surface, and portable plate 12 can move back and forth along vertical direction.Multiple vertical precise guide rods 13, activity are set in substrate 11 Sleeve 14 corresponding to being set on plate 12, guide rod 13 is inserted in sleeve 14 and both are mutually slidably connected, guide rod 13 and sleeve 14 Cooperation can only move back and forth up and down to limit portable plate 13.When loading pressing equipment (such as punch press), substrate 11 is fixed on work Platform, portable plate 12 follow the sliding block of pressing equipment to move up and down.
As shown in figure 1, mould also include placing vertically red needle 90, treat for holding the lower mould 30 of punching part and be used for The upper mould 20 of fixed red needle 90.Lower mould 30 is fixed in substrate 11, and upper mould 20 is fixed on the lower section of portable plate 12 and follows portable plate 12 movements.The hole slot 31 of corresponding red needle 90 is reserved with lower mould 30, to avoid red needle 90 from being produced after passing through workpiece with lower mould 30 Collide and damage red needle 90.
As shown in figure 1, upper mould 20 carves plate 22 including above carving plate 21 with.On carve plate 21 and be horizontally fixed under portable plate 12 Side, above carve plate 21 and be clipped in down and carve between plate 22 and portable plate 12, under carve the lower section of plate 22 and be additionally provided with for cutting away rim charge, the edge of a knife Directed downwardly, frame-type concave template 23.On carve plate 21, under carve plate 22 and can be fixed by screws on portable plate 12, concave template 23 can Weld or be threadedly secured in down and carve on plate 22.
Carve under as shown in Fig. 2 and hollowed out among plate 22, and under carve the inward flange 221,222 of plate 22 and be disposed as normal direction down Inclined-plane.Voussoir 50 and some cone cores 43 for being put into that several are uniformly arranged among plate 22 are carved under as shown in figure 3,.With always The voussoir 50 being distributed on line, be fixedly clamped on the position between a voussoir 50 and on one side adjacent voussoir 50 red needle 90, and another A cone core 43 is clamped on position between the adjacent voussoir 50 in side, the main function of cone core 43 is when voussoir 50 is tightened up by screw 41 The side of voussoir 50 interacts with the side of cone core 43, so as to form the clamping force to red needle 90 to the generation of voussoir 50 lateral thrust.
As shown in Figure 3,4, the one of which of voussoir 50 is isosceles trapezoid voussoir 501.Every four isosceles trapezoid voussoirs 501 enclose Around a cone core 43 surround one it is square, the upper bottom surface of isosceles trapezoid voussoir 501 is (i.e. residing for the upper bottom edge of isosceles trapezoid cross section One side) inwardly, the bottom surface (one side i.e. residing for the bottom of isosceles trapezoid cross section) of isosceles trapezoid voussoir 501 is used to press from both sides Hold red needle 90.Square centre is put into a cubic cone core 43, i.e., a cone core 43 can be to four isosceles trapezoid voussoirs 501 Apply lateral thrust.In the present embodiment, carved under in plate 22, isosceles trapezoid voussoir 501 surround it is square have 4*4, be corresponding with 4*4 cone core 43.As described in figures 1 and 5, the taper of four sides of cone core 43 is 0.105 to the sectional elevation of cone core 43.Isosceles The upper bottom surface of trapezoidal voussoir 501 is bonded with the side of cone core 43 and the gradient of upper bottom surface is identical with the side wall slope of cone core 43 so that two Individual face is bonded to each other closely.The cross section size of cone core 43 is gradually reduced from top to bottom, correspondingly, isosceles trapezoid voussoir 501 Cross section size gradually increases from top to bottom.
As shown in Figure 3,4, the another kind of voussoir 50 is right-angled trapezium voussoir 502.Two right-angled trapezium voussoirs 502 and one Isosceles trapezoid voussoir 501 is combined into a spill, the oblique girdle planes of two right-angled trapezium voussoirs 502 respectively with isosceles trapezoid voussoir 501 both sides central plane is bonded completely.Central isosceles trapezoid voussoir 501 and four isosceles trapezoid voussoirs 501 surround it is square its Middle one side mutually clamps red needle 90.The spill that right-angled trapezium voussoir 502 forms with isosceles trapezoid voussoir 501 sets up separately carves plate 22 under With respect on two inward flanges 222.The inward flange 222 that plate 22 is carved under also, is provided with the side post 223 being bonded with recess in spill, The outer surface of side post 223 is arranged to the inclined-plane with the side same slope of cone core 43.Right-angled trapezium voussoir 502 and isosceles trapezoid voussoir 501 carve the face that plate 22 contacts with is respectively provided with into the inclined-plane of corresponding normal direction upward.
As shown in Figure 3,4, it is bar shaped voussoir 503 that voussoir 50, which also has one kind,.As shown in figure 3, plate 503 is carved in bar shaped two, Set up separately and carved under on other relative two inward flanges 221 of plate 22, bar shaped voussoir 503 is carved the face that plate 22 contacts with and is contoured to correspond to Normal direction inclined-plane upward.As shown in Figure 3,4, bar shaped voussoir 503 is long, the one side of bar shaped voussoir 503 and four isosceles ladders The square wherein one side mutually clamping red needle 90, while also one with the bottom surface of right-angled trapezium voussoir 502 that shape voussoir 501 surrounds Part mutually clamping red needle 90.
It has been observed that cone core 43 is square, the taper of its four sides is 0.105, and the cross section size of cone core 43 from Up to it is gradually reduced down.As shown in figure 1, each cone core 43 is fixedly connected by a vertical location mandril 42 and carves plate 21, Location mandril 42, which runs through, above carves plate 21 and the center-aisle 431 (Fig. 5) of cone core 43, and location mandril 42 is with above carving plate 21, cone core 43 center-aisle 431 is hole axle interference fit, thus cone core 43 secured after it is just irremovable, turn into it is accurate calmly Position standard.
In the present embodiment, as shown in Figure 3,4, each voussoir 50 clamps the one side of red needle 90 provided with for clamping red needle 90 half groove 504, how many red needle 90 just sets how many half grooves 504, and the one side contacted with cone core 43 is gradient and cone core The inclined-plane of 43 contact surfaces corresponding (gradient is consistent).And each voussoir 50 is to be fixed on upper mould 20 by least one screw 41 In, screw 41, which runs through portable plate 12 and above carves plate 21 and be screwed with voussoir 50, to be connected, and the head of screw 41 is located at portable plate In 12 through hole 121, therefore socket cap screw can be used for convenience of installation operation, screw 41.
On carve plate 21 as shown in fig. 6, four small sircle holes 211 close to four edges are to be used to carve plate 21, square opening on fixed 212 be for location mandril 42, and remaining big hole 213 is to be used to fix voussoir 50.
The present embodiment punching die installs the process of red needle 90:Carved by plate 21, under carve plate 22, concave template 23 is fixed on On portable plate 12;16 cone cores 43 are fixed on by the fitting of location mandril 42 and carve the lower surface of plate 21;Then by three kinds of voussoirs 50 are put into the lower hollow position of wedge 22 according to Fig. 3 orientation arrangement, and now voussoir 50 is not torqued into screw 41 and fixed, or by spiral shell Follow closely 41 half and be torqued into voussoir 50 so that voussoir 50 is in the state that loosens but can not depart from;Required red needle 90 is put between voussoir 50 Position on, finally the screw 41 of voussoir 50 is tightened one by one, the clamping force of red needle 90 also gradually increased in rundown process, its Middle rundown process can divide the prominent length for paying attention to each red needle 90 when tightening every time several times, position, sensing, mutually flat Row degree etc., it is final make it that each red needle 90 all meets the requirements after tightening completely.
It is set forth above that technology contents of the present utility model are only further illustrated with embodiment, in order to which reader is easier to manage Solution, but do not represent embodiment of the present utility model and be only limitted to this, any technology done according to the utility model extends or created again Make, by protection of the present utility model.

Claims (10)

1. a kind of small hole punching mould, it includes substrate and portable plate, and the portable plate is located at directly over substrate, and activity Plate can move back and forth along vertical direction;Characterized in that, the mould also include placing vertically red needle, for holding wait to rush The lower mould of orifice and the upper mould for fixing red needle, the lower mould are fixed in substrate, and the upper mould is fixed under portable plate Side, the upper mould include above carving plate and under carve plate, it is described on carve plate level and be fixed on below portable plate, it is described on carve plate and be clipped in down Carve between plate and portable plate, voussoir and some cone cores for being hollowed out among plate and being put into that several are uniformly arranged, the cone are carved under described Core, which is fixed on, carves plate lower surface and cone core cross section size is gradually reduced from top to bottom;The voussoir being distributed on the same line, Be fixedly clamped red needle on position between one voussoir and on one side adjacent voussoir, is pressed from both sides on the position between voussoir adjacent with another side A firmly cone core.
2. small hole punching mould as claimed in claim 1, it is characterised in that the one of which of the voussoir is isosceles trapezoid wedge Block, every four isosceles trapezoid voussoirs surround square, upper bottom surface and the cone core side of isosceles trapezoid voussoir around a cone core The gradient of fitting and upper bottom surface is identical with cone core side wall slope, and the cross section size of isosceles trapezoid voussoir gradually increases from top to bottom Greatly;The bottom surface of isosceles trapezoid voussoir is the face of clamping red needle.
3. small hole punching mould as claimed in claim 2, it is characterised in that carved under described and be provided with isosceles trapezoid voussoir in plate altogether 4*4 surrounded are square, are corresponding with the 4*4 cone cores.
4. small hole punching mould as claimed in claim 2, it is characterised in that the another kind of the voussoir is right-angled trapezium wedge Block, two right-angled trapezium voussoirs and an isosceles trapezoid wedge combinations are into a spill, and the oblique waist of two right-angled trapezium voussoirs Face is bonded completely with the both sides central plane of isosceles trapezoid voussoir respectively, and central isosceles trapezoid voussoir encloses with four isosceles trapezoid voussoirs Into it is square wherein one side mutually clamping red needle.
5. small hole punching mould as claimed in claim 4, it is characterised in that it is bar shaped voussoir that the voussoir, which also has one kind, institute State bar shaped voussoir with four isosceles trapezoid voussoirs surround it is square wherein while mutually clamping red needle;The right-angled trapezium Voussoir sets up separately with the spill that isosceles trapezoid voussoir forms to be carved under on relative two inward flange of plate, and bar shaped carves plate and is located at down that to carve plate another On outer relative two inward flanges, all inward flanges that plate is carved under described are disposed as normal direction inclined-plane directed downwardly, bar shaped voussoir, right angle Trapezoidal voussoir and isosceles trapezoid voussoir carve the face that plate contacts with and are respectively provided with into the inclined-plane of corresponding normal direction upward.
6. small hole punching mould as claimed in claim 4, it is characterised in that carved under described plate inward flange be provided with it is described The side post that recess is bonded in spill.
7. small hole punching mould as claimed in claim 1, it is characterised in that each cone core passes through a vertical positioning Plug, which is fixedly connected, carves plate, and the location mandril, which runs through, above carves plate and cone core, and location mandril is with above carving plate, cone core is hole Axle is interference fitted.
8. small hole punching mould as claimed in claim 1, it is characterised in that carve below plate and be additionally provided with for blank under described , the edge of a knife is directed downwardly, concave template of frame-type.
9. the small hole punching mould as described in claim 1-8 is any, it is characterised in that each voussoir clamps the one of red needle Face is provided with half groove for being used for clamping red needle, and the one side contacted with cone core is gradient inclined-plane corresponding with cone core contact surface.
10. the small hole punching mould as described in claim 1-8 is any, it is characterised in that each voussoir passes through at least one Individual screw is fixed in mould, and the screw, which runs through portable plate and above carves plate and be screwed with voussoir, to be connected.
CN201720375990.6U 2017-04-11 2017-04-11 A kind of small hole punching mould Withdrawn - After Issue CN206733160U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720375990.6U CN206733160U (en) 2017-04-11 2017-04-11 A kind of small hole punching mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720375990.6U CN206733160U (en) 2017-04-11 2017-04-11 A kind of small hole punching mould

Publications (1)

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CN206733160U true CN206733160U (en) 2017-12-12

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CN201720375990.6U Withdrawn - After Issue CN206733160U (en) 2017-04-11 2017-04-11 A kind of small hole punching mould

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863449A (en) * 2017-04-11 2017-06-20 深圳市金宝盈文化股份有限公司 A kind of small hole punching mould

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863449A (en) * 2017-04-11 2017-06-20 深圳市金宝盈文化股份有限公司 A kind of small hole punching mould
CN106863449B (en) * 2017-04-11 2018-06-08 深圳市金宝盈文化股份有限公司 A kind of small hole punching mold

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Granted publication date: 20171212

Effective date of abandoning: 20180608

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