CN207521525U - The porous combination punch of numerical control punch die - Google Patents
The porous combination punch of numerical control punch die Download PDFInfo
- Publication number
- CN207521525U CN207521525U CN201721639744.3U CN201721639744U CN207521525U CN 207521525 U CN207521525 U CN 207521525U CN 201721639744 U CN201721639744 U CN 201721639744U CN 207521525 U CN207521525 U CN 207521525U
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- fixed plate
- punch
- core
- punch body
- positioning
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Abstract
The utility model is related to the porous combination punches of punching machine mold.It includes punch body, fixed plate, rushes core, and special feature is to rush core head to be plugged between punch body and fixed plate, and the positioning region for rushing core is plugged in the location hole of fixed plate, rush core blade it is convex put in fixed plate lower end, fixed plate is fixedly connected with punch body.The utility model has the advantages that the defects of overcoming monolithic porous punch, punch is decomposed into punch body, fixed plate, rushes core three parts, it is keyed using positioning, frangible portions rush core positioning be coupled it is accurate reliable, replacement operation is convenient, quality material is saved, manufacturing process is simple, can substantially reduce production and application cost.
Description
Technical field
The utility model is related to the porous combination punchings of the big station die in punching machine mold punch, especially numerical control press
Head.
Background technology
The porous punch of big station of mold in existing numerical control press, the punch more being integral, through electro-discharge machining into
Porous punch.Though have for combined porous punch, because complicated, positioning accuracy is caused to be difficult to ensure that, and of high cost,
Affect the popularization and application that porous punch is once punched high efficiency technique.
Invention content
The purpose of this utility model be to provide a kind of positioning be coupled accurate reliable, replacement operation is convenient, manufacturing process is simple,
Manufacture the porous combination punch of numerical control punch die at low cost.
The technical solution of the utility model is that the porous combination punch of numerical control punch die includes punch body, fixation
Plate rushes core, rushes core head and is plugged between punch body and fixed plate, and the positioning region for rushing core is plugged in the location hole of fixed plate,
Rush core blade it is convex put in fixed plate lower end, fixed plate is fixedly connected with punch body.
Above-described punch body is in a cylinder, and outer diameter is slidably matched with mold guide sleeve, thereon end surface or outer diameter
Keyway is equipped with, is oriented to and coordinated with spare feather key and mold guide sleeve, the upper end core is additionally provided with internal thread；The lower end of punch body
Equipped with a seam allowance, edge is equipped with one and the symmetrical seam allowance positioning spline of top keyway, and seam allowance inner face is vertical with outer diameter holding,
With being additionally provided with two pairs of screw holes on the inner face of the close stop portion on the symmetrical position of seam allowance positioning spline.
Above-described fixed plate is discoid in one, and outer diameter is slightly less than the outer diameter of punch body, and the upper end of fixed plate is equipped with
One boss and punch body lower end seam allowance location fit, height are slightly larger than the depth of punch body lower end seam allowance；Raised head face is also set
Have one it is corresponding with above-mentioned punch body lower edge seam allowance positioning spline and be slightly wider than the elongated slot of positioning spline and a width with
The identical fixed plate positioning spline of punch body seam allowance positioning spline；On the symmetrical position in elongated slot both sides, close to seam allowance with it is above-mentioned
Punch body two is additionally provided with the through-hole of two pairs of mounting screw hole, the lower part of through-hole is equipped with counterbore to screw hole corresponding position；In punch fixing plate
Upper surface and elongated slot vertical direction be equipped with deep gouge, rush core head to accommodate：It is equipped in deep gouge and matches with rushing the positioning of core positioning region
Close and kept with fixed plate positioning spline and fixed plate boss multiple location holes in regulation orientation.
The above-described core that rushes is made of head, positioning region and blade, is rushed core head and is affiliated in above-mentioned fixed plate deep gouge,
Rush that core head height is identical with deep gouge depth, positioning region is plugged in the location hole of above-mentioned fixed plate, and blade is exposed at fixation
Plate lower end.
Above-described positioning key is in T shape, and T-shaped head is plugged in fixed plate elongated slot, the upper end and above-mentioned punching
The seam allowance positioning spline location fit of head body, lower end and fixed plate positioning spline location fit.
The utility model has the advantages that the defects of overcoming monolithic porous punch, punch body, fixation are decomposed by punch
Plate rushes core three parts, positions and is keyed using T shapes, frangible portions rush core positioning be coupled accurate reliable, replacement operation is convenient,
Saving quality material, manufacturing process is simple, can substantially reduce production and application cost.
Description of the drawings
Fig. 1 is the organigram of the utility model；
Fig. 2 is the three-dimensional exploded view of the utility model;
Fig. 3 is the stereogram of the punch body of the utility model;
Fig. 4 is the stereogram of the fixed plate of the utility model.
Specific embodiment
As shown in Figure 1 and Figure 2, the porous combination punch of the utility model numerical control punch die mainly includes punch body 1, consolidates
Fixed board 2 rushes core 3.
As shown in Figure 1, Figure 2, Figure 3 shows, punch body 1 is in a cylinder, and outer diameter is slidably connected with mold guide sleeve, thereon
Keyway 1-1 is machined on end surface, is oriented to and coordinated with spare feather key and mold guide sleeve, the upper end core is also machined with interior spiral shell
Line.The lower end of punch body 1 is machined with a seam allowance 1-2, and edge is machined with and the symmetrical seam allowance positioning spline 1- of top keyway 1-1
3.The inner face of seam allowance 1-2 keeps hanging down with outer diameter.Determine with seam allowance at close seam allowance 1-2 edges on the inner face of seam allowance 1-2
The position symmetrical positions of keyway 1-3 are also machined with two couples of totally 4 screw hole 1-4.
As shown in Figure 1, Figure 2, Figure 4 shows, fixed plate 2 is substantially discoid in one, and outer diameter is slightly less than the outer diameter of punch body 1, Gu
The upper end of fixed board 2 is machined with a boss 2-1 and is connect with the seam allowance 1-2 location fits of 1 lower end of punch body, the summary of boss 2-1 length
It is longer than the depth of 1 lower end seam allowance 1-2 of punch body.The upper surface of boss 2-1 is also machined with one and above-mentioned 1 lower edge of punch body
Seam allowance positioning spline 1-3 is corresponding and be slightly wider than positioning spline can accommodate T-shaped head elongated slot 2-2 and a width
The fixed plate positioning spline 2-3 identical with the seam allowance positioning spline 1-3 of punch body 1.On the symmetrical position in elongated slot 2-2 both sides,
The through-hole 2-4 of two pairs of mounting screw 5, through-hole are also machined with to screw hole 1-4 corresponding positions with above-mentioned punch body two close to boss 2-1
The lower part of 2-4 is machined with counterbore.Deep gouge is machined at the position vertical with elongated slot 2-2 of the upper surface of the boss 2-1 of fixed plate 2
2-5, to accommodate the head for rushing core 3.Be machined with and rush in deep gouge 2-5 3 positioning region location fit of core and with fixed plate positioning key
Slot 2-3 and fixed plate boss 2-1 keeps 9 location hole 2-6 in setting orientation.
As shown in Figure 1 and Figure 2, core 3 is rushed to be made of head 3-1, positioning region 3-2 and blade 3-3.Core head 3-1 is rushed to be plugged on
In above-mentioned fixed plate deep gouge 2-5, rush that core head 3-1 height is identical with deep gouge 2-5 depth, and positioning region 3-2 is plugged on above-mentioned solid
In the location hole 2-6 of fixed board 2, blade 3-3 is exposed at 2 lower end of fixed plate, and blade shape can be different.Rush totally 9, core 3.
As shown in Figure 1 and Figure 2, positioning key 4 is in T shape, and head is plugged in the elongated slot 2-2 of fixed plate 2, the upper end with
The seam allowance positioning spline 1-3 location fits of punch body 1, lower end and fixed plate positioning spline 2-3 location fits.
As shown in Figure 1 and Figure 2, with two groups totally 4 trip bolts 5 fixed plate 2 of fixed punch core 3 is bound up on punch body 1
Together.
Claims (5)
1. the porous combination punch of numerical control punch die, including punch body, fixed plate, rushes core, it is characterized in that the head for rushing core is inserted
It puts between punch body and fixed plate, the positioning region for rushing core is plugged in the location hole of fixed plate, and convex put of blade for rushing core is being consolidated
Fixed board lower end, fixed plate are fixedly connected with punch body.
2. the porous combination punch of numerical control punch die according to claim 1, it is characterized in that punch body is in a cylinder,
Outer diameter is slidably matched with mold guide sleeve, and end surface or outer diameter are equipped with keyway thereon, are oriented to spare feather key and mold guide sleeve
Cooperation, the upper end core are additionally provided with internal thread；The lower end of punch body is equipped with a seam allowance, and it is symmetrical with top keyway that edge is equipped with one
Seam allowance positioning spline, seam allowance inner face is vertical with outer diameter holding, on the symmetrical position of seam allowance positioning spline close to only
Two pairs of screw holes are additionally provided on inner face at mouthful.
3. the porous combination punch of numerical control punch die according to claim 2, it is characterized in that fixed plate is discoid in one,
Outer diameter is slightly less than the outer diameter of punch body, and the upper end of fixed plate is equipped with a boss and punch body lower end seam allowance location fit, height
Slightly larger than the depth of punch body lower end seam allowance；Raised head face is additionally provided with one and above-mentioned punch body lower edge seam allowance positioning spline phase
Elongated slot that is corresponding and being slightly wider than positioning spline and the width fixed plate positioning key identical with punch body seam allowance positioning spline
Slot；On the symmetrical position in elongated slot both sides, two pairs of mounting spiral shell is additionally provided with to screw hole corresponding position with above-mentioned punch body two close to seam allowance
The through-hole in hole, the lower part of through-hole are equipped with counterbore；Deep gouge is equipped in the upper surface of punch fixing plate and elongated slot vertical direction, to accommodate
Core head is rushed, is equipped in deep gouge with rushing core positioning region location fit and being kept with fixed plate positioning spline and the boss of fixed plate
Set multiple location holes in orientation.
4. the porous combination punch of numerical control punch die according to claim 3, it is characterized in that rush core by head, positioning region and
Blade forms, and rushes core head and is affiliated in above-mentioned fixed plate deep gouge, rushes that core head height is identical with deep gouge depth, and positioning region is inserted
It puts in the location hole of above-mentioned fixed plate, blade is exposed at fixed plate lower end.
5. the porous combination punch of numerical control punch die according to claim 4, it is characterized in that positioning key is in T shape, it is T-shaped
Head be plugged in fixed plate elongated slot, the seam allowance positioning spline location fit of the upper end and above-mentioned punch body, lower end with it is solid
Fixed board positioning spline location fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721639744.3U CN207521525U (en) | 2017-11-30 | 2017-11-30 | The porous combination punch of numerical control punch die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721639744.3U CN207521525U (en) | 2017-11-30 | 2017-11-30 | The porous combination punch of numerical control punch die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207521525U true CN207521525U (en) | 2018-06-22 |
Family
ID=62581107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721639744.3U Active CN207521525U (en) | 2017-11-30 | 2017-11-30 | The porous combination punch of numerical control punch die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207521525U (en) |
-
2017
- 2017-11-30 CN CN201721639744.3U patent/CN207521525U/en active Active
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