CN106863449B - A kind of small hole punching mold - Google Patents
A kind of small hole punching mold Download PDFInfo
- Publication number
- CN106863449B CN106863449B CN201710242032.6A CN201710242032A CN106863449B CN 106863449 B CN106863449 B CN 106863449B CN 201710242032 A CN201710242032 A CN 201710242032A CN 106863449 B CN106863449 B CN 106863449B
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- CN
- China
- Prior art keywords
- voussoir
- plate
- red needle
- isosceles trapezoid
- cone core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/14—Punching tools; Punching dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D2007/2607—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member for mounting die cutters
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The present invention relates to a kind of small hole punching molds.This mold includes substrate and movable plate, and movable plate is located at right over substrate, and movable plate can move back and forth along vertical direction；Mold further includes the red needle placed vertically, for holding the lower die for treating punching part and the upper mold for fixing red needle, upper mold carves plate including above carving plate under, on carve plate level and be fixed below movable plate, on carve plate and be clipped in down and carve between plate and movable plate, under carve to hollow out among plate and be put into several evenly arranged voussoirs and several cone cores, 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 present invention realizes that red needle installation is fixed and is accurately positioned more easily, avoids damage red needle, installation difficulty is minimized, setting accuracy is improved.
Description
Technical field
The present invention relates to punch machining equipment for automotive more particularly to a kind of small hole punching molds.
Background technology
Punching press is the most common type processing method, is that depended on pressure machine and mold apply plank, band, tubing and section bar etc.
Add external force, be allowed to generate 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 punch, red needle to realize punching technology.For certain 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 process into traditional moulds, and one
As be that red needle is inserted directly into mounting hole, be easy to red needle is broken and position be not allowed, have much room for improvement.
Invention content
The defects of it is an object of the invention to overcome the prior art, and a kind of small hole punching mold is provided, to reduce punching
Needle installation difficulty and raising installation accuracy.
To achieve the above object, the present invention uses following technical scheme：
A kind of small hole punching mold, including substrate and movable plate, movable plate is located at right over substrate, and movable plate
It can move back and forth along vertical direction；Mold further includes the red needle placed vertically, for holding the lower die and use for the treatment of punching part
In the upper mold of fixed red needle, lower die is fixed in substrate, and upper mold is fixed below movable plate, and upper mold is carved including above carving plate under
Plate is above carved plate level and is fixed below movable plate, above carves plate and is clipped in down and carves between plate and movable plate, under carve to hollow out among plate and be put into
Several evenly arranged voussoirs and several 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
Needle clamps a cone core 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 rectangular, 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 equipped with altogether 4*4 that isosceles trapezoid voussoir surrounds it is rectangular, 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 the oblique girdle plane of two right-angled trapezium voussoirs pastes completely with the both sides central plane of isosceles trapezoid voussoir respectively
It closes, the rectangular wherein one side that isosceles trapezoid voussoir and four isosceles trapezoid voussoirs in the middle surround mutually clamps red needle.
Further, it is bar shaped voussoir that voussoir, which also has a kind of, and the one side of bar shaped voussoir is surrounded with four isosceles trapezoid voussoirs
It is rectangular wherein one side mutually clamping red needle；The spill that right-angled trapezium voussoir is formed 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 opposite 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 under and be respectively provided with
Into the inclined-plane of corresponding normal direction upward.
Further, the inward flange that plate is carved under is equipped with the side column 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, it is carved under and is 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 is contacted equipped with half slot for clamping red needle with cone core
It is gradient inclined-plane corresponding with cone core contact surface on one side.
Further, each voussoir is fixed on by least one screw in upper mold, and screw is through movable plate and above carves plate
And it is screwed and connect with voussoir.
Compared with the prior art, the invention has the advantages that：
The present invention mainly clamps red needle by voussoir, and cone core is mainly used to increase clamping force to voussoir, is rushed in installation
During needle, cone core first installs and voussoir is pre-positioned, and after required red needle is all put between voussoir, one by one tightens voussoir solid
It is fixed, it avoids red needle being inserted directly into mounting hole, so as to realize that red needle installation is fixed and is accurately positioned more easily, damage is avoided to rush
Needle, installation difficulty is minimized, setting accuracy is improved, and is conducive to being smoothed out for production and processing.
Description of the drawings
Fig. 1 is punching die schematic side view (partial sectional) of the present invention；
Fig. 2 is to carve plate view under punching die of the present invention；
Fig. 3 is to carve plate and module assembled view under punching die of the present invention；
Fig. 4 is punching die voussoir assembled view of the present invention；
Fig. 5 is punching die cone core sectional view of the present invention；
Fig. 6 is carves plate view on punching die of the present invention.
Specific embodiment
In order to more fully understand the technology contents of the present invention, technical scheme of the present invention is made with reference to specific embodiment
It is further described and illustrates.
The concrete structure of mold of the embodiment of the present invention is as shown in figures 1 to 6.
As shown in Figure 1, the punching die of the present embodiment includes substrate 11 and movable plate 12.Movable plate 12 is located at substrate 11
Surface, and movable plate 12 can move back and forth along vertical direction.Multiple vertical precise guide rods 13 are set in substrate 11, activity
Corresponding sleeve 14 is set on plate 12, and guide rod 13 is inserted in sleeve 14 and the two is mutually slidably connected, guide rod 13 and sleeve 14
Cooperation can only move back and forth up and down to limit movable plate 13.When being packed into stamping equipment (such as punching machine), substrate 11 is fixed on work
Platform, movable plate 12 follow the sliding block of stamping equipment to move up and down.
As shown in Figure 1, mold further includes the red needle 90 placed vertically, treats the lower die 30 of punching part for holding and be used for
The upper mold 20 of fixed red needle 90.Lower die 30 is fixed in substrate 11, and upper mold 20 is fixed on 12 lower section of movable plate and follows movable plate
12 movements.The hole slot 31 of corresponding red needle 90 is reserved in lower die 30, with to avoid red needle 90 pass through workpiece after generated with lower die 30
It collides and damages red needle 90.
As shown in Figure 1, upper mold 20 carves plate 22 including above carving plate 21 under.On carve plate 21 and be horizontally fixed under movable plate 12
Side above carves plate 21 and is clipped in down and carves between plate 22 and movable plate 12, under carve the lower section of plate 22 and be additionally provided with to cut 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 movable plate 12, concave template 23 can
It welds or is 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 downward
Inclined-plane.It is carved under as shown in figure 3, and several evenly arranged voussoirs 50 and several cone cores 43 is put among plate 22.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, 43 main function of cone core is when voussoir 50 is tightened by screw 41
50 side of voussoir interacts with 43 side of cone core, 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 rectangular, 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 for pressing from both sides
Hold red needle 90.Rectangular 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 rectangular 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 43 side of cone core and the gradient of upper bottom surface is identical with 43 side wall slope of cone core so that two
A 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.Isosceles trapezoid voussoir 501 and four isosceles trapezoid voussoirs 501 in the middle surround it is rectangular its
Middle one side mutually clamps red needle 90.The spill that right-angled trapezium voussoir 502 is formed 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 equipped with the side column 223 being bonded with recess in spill,
Column 223 outer surface in side is arranged to the inclined-plane with 43 side same slope of cone core.Right-angled trapezium voussoir 502 and isosceles trapezoid voussoir
501 carve the face that plate 22 contacts under 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 a kind of,.As shown in figure 3, bar shaped is carved there are two plates 503,
Set up separately and carved under on other opposite two inward flanges 221 of plate 22, bar shaped voussoir 503 is carved the face that plate 22 contacts under 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 rectangular 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 be square, the taper of four sides is 0.105, and 43 cross section size of cone core from
It is gradually reduced under.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 intermediate channel 431 (Fig. 5) of cone core 43, and location mandril 42 is with above carving plate 21, cone core
43 intermediate channel 431 is hole axle interference fit, thus cone core 43 secured after it is just irremovable, become it is accurate calmly
Position standard.
In the present embodiment, as shown in Figure 3,4, the one side of each clamping of voussoir 50 red needle 90 is equipped with to clamp red needle
90 half slot 504, how many red needle 90 just sets how many half slots 504, and the one side contacted with cone core 43 is gradient and cone core
43 contact surfaces correspond to the inclined-plane of (gradient is consistent).And each voussoir 50 is to be fixed on upper mold 20 by least one screw 41
In, screw 41, which runs through movable plate 12 and above carves plate 21 and be screwed with voussoir 50, to be connect, and the head of screw 41 is located at movable plate
In 12 through-hole 121, therefore for convenience of installation operation, socket cap screw can be used in screw 41.
On carve plate 21 as shown in fig. 6, four small sircle holes 211 close to four edges are to carve plate 21, square hole on fixed
212 be for location mandril 42, remaining big hole 213 is for fixing voussoir 50.
The present embodiment punching die installs 90 process of red needle：Carved by plate 21, under carve plate 22, concave template 23 is fixed on
On movable plate 12；16 cone cores 43 by the fitting of location mandril 42 are fixed on and carve 21 lower surface of plate；Then by three kinds of voussoirs
50 are put into according to the orientation arrangement of Fig. 3 in lower 22 hollow position of wedge, and voussoir 50 is not torqued into screw 41 and fixes or by spiral shell at this time
It follows closely 41 half and is torqued into voussoir 50 so that voussoir 50 is in the state that loosens but cannot be detached 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 is also gradually increased in rundown process,
Middle rundown process can divide the protrusion length for paying attention to each red needle 90 when tightening every time several times, position, direction, mutually put down
Row degree etc., it is final so that each red needle 90 all meets the requirements after tightening completely.
It is set forth above only with embodiment come the technology contents that further illustrate the present invention, in order to which reader is easier to understand,
But embodiments of the present invention are not represented and are only limitted to this, any technology done according to the present invention extends or recreation, is sent out by this
Bright protection.
Claims (10)
1. a kind of small hole punching mold, including substrate and movable plate, the movable plate is located at right over substrate, and activity
Plate can move back and forth along vertical direction；It is characterized in that, the mold further includes the red needle placed vertically, waits to rush for holding
The lower die of orifice and the upper mold for fixing red needle, the lower die are fixed in substrate, and the upper mold is fixed under movable plate
Side, the upper mold include above carving plate and under carve plate, it is described on carve plate level and be fixed below movable plate, it is described on carve plate and be clipped in down
It carves between plate and movable plate, carves to hollow out among plate under described and be put into several evenly arranged voussoirs and several cone cores, the 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 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 mold as described in claim 1, which is characterized in that the one of which of the voussoir is isosceles trapezoid wedge
Block, every four isosceles trapezoid voussoirs surround rectangular, 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 for clamping red needle.
3. small hole punching mold as claimed in claim 2, which is characterized in that carved under described and be equipped with isosceles trapezoid voussoir in plate altogether
4*4 surrounded are rectangular, are corresponding with the 4*4 cone cores.
4. small hole punching mold as claimed in claim 2, which is characterized 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 isosceles trapezoid voussoir in the middle is enclosed with four isosceles trapezoid voussoirs
Into it is rectangular wherein one side mutually clamping red needle.
5. small hole punching mold as claimed in claim 4, which is characterized in that the voussoir also has a kind of for bar shaped voussoir, institute
State bar shaped voussoir with four isosceles trapezoid voussoirs surround it is rectangular 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 opposite two inward flange of plate, and bar shaped carves plate and is located at down that carve plate another
On outer opposite 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 under and are respectively provided with into the inclined-plane of corresponding normal direction upward.
6. small hole punching mold as claimed in claim 4, which is characterized in that carved under described plate inward flange be equipped with it is described
The side column that recess is bonded in spill.
7. small hole punching mold as described in claim 1, which is characterized 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
Axis is interference fitted.
8. small hole punching mold as described in claim 1, which is characterized 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 mold as described in claim 1-8 is any, which is characterized in that each voussoir clamps the one of red needle
Face is equipped with half slot 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 mold as described in claim 1-8 is any, which is characterized in that each voussoir passes through at least one
A screw is fixed in upper mold, and the screw, which runs through movable plate and above carves plate and be screwed with voussoir, to be connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710242032.6A CN106863449B (en) | 2017-04-11 | 2017-04-11 | A kind of small hole punching mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710242032.6A CN106863449B (en) | 2017-04-11 | 2017-04-11 | A kind of small hole punching mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106863449A CN106863449A (en) | 2017-06-20 |
| CN106863449B true CN106863449B (en) | 2018-06-08 |
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ID=59162335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710242032.6A Active CN106863449B (en) | 2017-04-11 | 2017-04-11 | A kind of small hole punching mold |
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| Country | Link |
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| CN (1) | CN106863449B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796121A (en) * | 1970-12-02 | 1974-03-12 | Short Brothers & Harland Ltd | Method of and apparatus for locating sheets of open-celled reticular material |
| CN2785821Y (en) * | 2005-04-07 | 2006-06-07 | 北京邮票厂 | Stamps perforator |
| CN202062453U (en) * | 2011-03-30 | 2011-12-07 | 江苏瑞宇医疗用品有限公司 | Multichannel steel pinhole mould |
| CN203854057U (en) * | 2014-04-03 | 2014-10-01 | 广东湛江吉民药业股份有限公司 | Paste piece hole puncher |
| CN106313176A (en) * | 2016-11-17 | 2017-01-11 | 厦门市海德龙电子股份有限公司 | Die punching device for directly punching cavity and chain hole in carrier band |
| CN206733160U (en) * | 2017-04-11 | 2017-12-12 | 深圳市金宝盈文化股份有限公司 | A kind of small hole punching mould |
-
2017
- 2017-04-11 CN CN201710242032.6A patent/CN106863449B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796121A (en) * | 1970-12-02 | 1974-03-12 | Short Brothers & Harland Ltd | Method of and apparatus for locating sheets of open-celled reticular material |
| CN2785821Y (en) * | 2005-04-07 | 2006-06-07 | 北京邮票厂 | Stamps perforator |
| CN202062453U (en) * | 2011-03-30 | 2011-12-07 | 江苏瑞宇医疗用品有限公司 | Multichannel steel pinhole mould |
| CN203854057U (en) * | 2014-04-03 | 2014-10-01 | 广东湛江吉民药业股份有限公司 | Paste piece hole puncher |
| CN106313176A (en) * | 2016-11-17 | 2017-01-11 | 厦门市海德龙电子股份有限公司 | Die punching device for directly punching cavity and chain hole in carrier band |
| CN206733160U (en) * | 2017-04-11 | 2017-12-12 | 深圳市金宝盈文化股份有限公司 | A kind of small hole punching mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106863449A (en) | 2017-06-20 |
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