CN203944698U - De-material mould for numerical control press - Google Patents
De-material mould for numerical control press Download PDFInfo
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- CN203944698U CN203944698U CN201420391270.5U CN201420391270U CN203944698U CN 203944698 U CN203944698 U CN 203944698U CN 201420391270 U CN201420391270 U CN 201420391270U CN 203944698 U CN203944698 U CN 203944698U
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- patrix
- defeeder
- upper bolster
- spring base
- pad
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Abstract
De-material mould for numerical control press.Provide a kind of simple in structure, production cost is low, can avoid producing the de-material mould for numerical control press of impression.Comprise attacking head, dish spring abutment, upper bolster, patrix, guide pin bushing and spring base, described attacking head and dish spring abutment are sheathed on respectively top and the lower end of described spring base, on described spring base, be arranged with some dish springs, described dish spring is provided with spring shield outward, described guide pin bushing is located on described dish spring abutment, in described spring base, be provided with accommodating cavity, described patrix is located on described upper bolster by punching bolt, the face that described patrix coordinates with described upper bolster is provided with locating slot one, described patrix comprises canned paragraph one and edge of a knife section, also comprise a pair of material removing mechanism, described a pair of material removing mechanism is located at the both sides of described edge of a knife section, described material removing mechanism comprises the pad of defeeder and some variable thickness.The utility model can not produce impression to sheet material, reduces maintenance time, improves maintenance efficiency, reduces production costs.
Description
Technical field
The utility model relates to a kind of punching die on numerical control press, relates in particular to the mould of the auxiliary de-material of use polyurethane stripper of using on a kind of numerical control press.
Background technology
The diel of using on existing numerical control press, use be metal crimp flitch; In punching course, by holding pad, push down sheet material, drift stretches out and carries out punching press; After punching press completes, the spring on compressed dish spring and punch press die holder is deviate from drift from plate, and holding pad is separated with sheet material, completes a punching press.The disengaging of drift and sheet material relies on dish spring to compress completely, and due to structural limitations, the de-material power of dish spring changes little; When punching press when no longer sharp, easily causes band material problem compared with heavy-gauge sheeting and drift, affect product quality, even cause and scrap.Simultaneously, owing to being metal material, easily produce following two problems: one, when metal crimp flitch and lower die face not at ordinary times, can cause impression; Two, holding pad of the prior art is fixed by screws on upper bolster or on miscellaneous part, once the cutting edge of patrix needs repairing (remove the burr on cutting edge or cutting edge ground sharp by grinding machine), for guaranteeing the difference in height uniformity between patrix bottom surface and holding pad bottom surface, need increase pad at upper baffle plate, reduce the degree of depth that coordinates between positioning key and patrix locating slot, reduced cooperation intensity.
Utility model content
The utility model, for above problem, provides a kind of simple in structure, and production cost is low, can avoid producing the de-material mould for numerical control press of impression.
The technical solution of the utility model is: comprise attacking head, dish spring abutment, upper bolster, patrix, guide pin bushing and spring base, described attacking head and dish spring abutment are sheathed on respectively top and the lower end of described spring base, on described spring base, be arranged with some dish springs, described dish spring is provided with spring shield outward, described guide pin bushing is located on described dish spring abutment
In described spring base, be provided with accommodating cavity, described upper bolster upper end adopts to be threaded and is located in described accommodating cavity and is fixed on described spring base by screw;
Described patrix is located on described upper bolster by punching bolt, the face that described patrix coordinates with described upper bolster is provided with locating slot one, the face that described upper bolster coordinates with described patrix is provided with locating slot two, in described locating slot one and described locating slot two, is provided with positioning key;
Described patrix comprises canned paragraph one and edge of a knife section, and described canned paragraph one and edge of a knife section are connected, and the bottom surface of described canned paragraph one is provided with a pair of groove, and described groove is positioned at the both sides of described edge of a knife section;
Also comprise a pair of material removing mechanism, described a pair of material removing mechanism is located at the both sides of described edge of a knife section, described material removing mechanism comprises the pad of defeeder and some variable thickness, it is trapezoidal that the cross section of described defeeder and described pad is all, described pad is located in described groove, by trip bolt, is worn successively described defeeder and some pads and is fastened on the canned paragraph one of described patrix.
Described defeeder adopts polyurethane material.
Between described spring base and described upper bolster, be provided with elastic washer.
Described patrix comprises canned paragraph two, fastening portion and punch segment, described canned paragraph two, fastening portion and punch segment is connected and diameter reduces successively, the pad that also comprises defeeder and some variable thickness, described pad is annular, described defeeder is drum-shaped, and described pad is located at the fastening portion of described patrix, and described defeeder is arranged in described fastening portion, described defeeder is provided with material demoulding hole, and the lower end of the punch segment of described patrix is located in described material demoulding hole.
The utility model utilizes the defeeder of polyurethane material to realize de-material function, because polyurethane material itself has elasticity and certain hardness, on the basis of binder/de-material function, also can not produce impression to sheet material.Meanwhile, the pad of some variable thickness is set between defeeder and patrix, when maintenance patrix, only needs to remove the pad of a certain thickness, greatly reduced maintenance time, improve maintenance efficiency, also reduced production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model the first embodiment,
Fig. 2 is the structural representation of patrix in Fig. 1,
Fig. 3 is the left view of Fig. 2,
Fig. 4 is the upward view of Fig. 2,
Fig. 5 is the structural representation of defeeder in Fig. 1,
Fig. 6 is the top view of Fig. 5,
Fig. 7 is the right view of Fig. 5,
Fig. 8 is the structural representation of Fig. 1 Intermediate gasket,
Fig. 9 is the structural representation of embodiment in the utility model second,
Figure 10 is the structural representation of defeeder in Fig. 9,
Figure 11 is the top view of Figure 10,
Figure 12 is the upward view of Figure 10,
Figure 13 is the structural representation of patrix in Fig. 9,
Figure 14 is the top view of Figure 13;
In figure, 1 is attacking head, the 2nd, and dish spring, the 3rd, spring shield, the 4th, dish spring abutment, the 5th, upper bolster, the 51st, locating slot two, 6th, positioning key, the 7th, patrix, 71 canned paragraphs one, 711st, groove 72 is edge of a knife sections, the 73rd, canned paragraph two, 74th, fastening portion, the 75th, punch segment, the 76th, locating slot one, 8th, material removing mechanism, the 81st, pad, the 82nd, defeeder, the 821st, material demoulding hole, the 9th, trip bolt, the 10th, guide pin bushing, the 11st, elastic washer, the 12nd, spring base, the 121st, accommodating cavity, the 13rd, punching bolt.
The specific embodiment
The utility model the first embodiment is as shown in Fig. 1-8, comprise attacking head 1, dish spring abutment 4, upper bolster 5, patrix 7, guide pin bushing 10 and spring base 12, described attacking head 1 and dish spring abutment 4 are sheathed on respectively top and the lower end of described spring base 12, on described spring base 12, be arranged with some dish springs 2, described dish spring 2 is outer is provided with spring shield 3, for the protection of described dish spring;
In described spring base 12, be provided with accommodating cavity 121, described upper bolster 5 is " protruding " font, and described upper bolster 5 upper ends adopt to be threaded and are located in described accommodating cavity 121 and are fixed on described spring base 12 by screw;
Described patrix 7 is located on described upper bolster 5 by punching bolt 13, described patrix 7 is provided with locating slot 1 with the face that described upper bolster 5 coordinates, described upper bolster 5 is provided with locating slot 2 51 with the face that described patrix 7 coordinates, and in described locating slot 1 and described locating slot 2 51, is provided with positioning key 6;
Described guide pin bushing 10 is located on described dish spring abutment 4;
Described patrix 7 comprises canned paragraph 1 and edge of a knife section 72, described canned paragraph 1 and edge of a knife section 72 are connected, the bottom surface of described canned paragraph 1 is provided with a pair of groove 711, described groove 711 is positioned at the both sides of described edge of a knife section 72, also comprise a pair of material removing mechanism 8, described a pair of material removing mechanism 8 is located at the both sides of described edge of a knife section 72, described material removing mechanism 8 comprises the pad 81 of defeeder 82 and some variable thickness, described defeeder 82 is all trapezoidal with the cross section of described pad 81, described pad 81 is located in described groove 711, by trip bolt 9, wore successively described defeeder 82 and some pads 81 and be fastened on the canned paragraph 1 of described patrix 7, the bottom surface of described defeeder 82 protrudes from the bottom surface of described patrix 7, under non-punching press state, effectively protect the cutting edge of described patrix 7.
Described defeeder 82 adopts polyurethane material, avoids producing impression on sheet material;
Between described spring base 12 and described upper bolster 5, be provided with elastic washer 11, reduce the noise that causes collision generation between described spring base 12 and institute's upper bolster 5 because of punching press;
The utility model the second embodiment is as shown in Fig. 9-14, described patrix 7 comprises canned paragraph 2 73, fastening portion 74 and punch segment 75, described canned paragraph 2 73, fastening portion 74 and punch segment 75 are connected and diameter reduces successively, the pad 81 that also comprises defeeder 82 and some variable thickness, described pad 81 is annular, described defeeder 82 is drum-shaped, described pad 81 is located at the fastening portion 74 of described patrix 7, described defeeder 82 is arranged in described fastening portion 74, described defeeder 82 is provided with material demoulding hole 821, the lower end of the punch segment 75 of described patrix 7 is located in described material demoulding hole 821, and the bottom surface of described material demoulding hole 821 protrudes from the bottom surface of the punch segment 75 of described patrix 7, protect the edge of a knife of described patrix 7 to avoid collision.
The material of defeeder of the present utility model is polyurethane, can avoid defeeder on sheet material, to leave impression in punching course, also can reduce noise simultaneously.The effect of pad is: the cutting edge of patrix occurs the phenomenons such as burr at stamping-out for several times, need again polish cutting edge, this just makes the difference in height between the bottom surface of patrix and the bottom surface of defeeder change, as long as now removing a pad is that capable of regulating changes difference in height, avoid still the defeeder of metal material being removed to corresponding thickness in prior art, greatly shorten maintenance time, improved operating efficiency.
Claims (4)
1. numerical control press is with taking off material mould, comprise attacking head, dish spring abutment, upper bolster, patrix, guide pin bushing and spring base, described attacking head and dish spring abutment are sheathed on respectively top and the lower end of described spring base, on described spring base, be arranged with some dish springs, described dish spring is provided with spring shield outward, described guide pin bushing is located on described dish spring abutment, it is characterized in that
In described spring base, be provided with accommodating cavity, described upper bolster upper end adopts to be threaded and is located in described accommodating cavity and is fixed on described spring base by screw;
Described patrix is located on described upper bolster by punching bolt, the face that described patrix coordinates with described upper bolster is provided with locating slot one, the face that described upper bolster coordinates with described patrix is provided with locating slot two, in described locating slot one and described locating slot two, is provided with positioning key;
Described patrix comprises canned paragraph one and edge of a knife section, and described canned paragraph one and edge of a knife section are connected, and the bottom surface of described canned paragraph one is provided with a pair of groove, and described groove is positioned at the both sides of described edge of a knife section;
Also comprise a pair of material removing mechanism, described a pair of material removing mechanism is located at the both sides of described edge of a knife section, described material removing mechanism comprises the pad of defeeder and some variable thickness, it is trapezoidal that the cross section of described defeeder and described pad is all, described pad is located in described groove, by trip bolt, is worn successively described defeeder and some pads and is fastened on the canned paragraph one of described patrix.
2. de-material mould for numerical control press according to claim 1, is characterized in that, described defeeder adopts polyurethane material.
3. de-material mould for numerical control press according to claim 1, is characterized in that, between described spring base and described upper bolster, is provided with elastic washer.
4. numerical control press according to claim 1 is with taking off material mould, it is characterized in that, described patrix comprises canned paragraph two, fastening portion and punch segment, described canned paragraph two, fastening portion and punch segment is connected and diameter reduces successively, the pad that also comprises defeeder and some variable thickness, described pad is annular, described defeeder is drum-shaped, described pad is located at the fastening portion of described patrix, described defeeder is arranged in described fastening portion, described defeeder is provided with material demoulding hole, and the lower end of the punch segment of described patrix is located in described material demoulding hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420391270.5U CN203944698U (en) | 2014-07-15 | 2014-07-15 | De-material mould for numerical control press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420391270.5U CN203944698U (en) | 2014-07-15 | 2014-07-15 | De-material mould for numerical control press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203944698U true CN203944698U (en) | 2014-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420391270.5U Active CN203944698U (en) | 2014-07-15 | 2014-07-15 | De-material mould for numerical control press |
Country Status (1)
| Country | Link |
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| CN (1) | CN203944698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104438604A (en) * | 2014-12-17 | 2015-03-25 | 南车株洲电机有限公司 | Replacing method and structure of single stamping die for motor stampings |
-
2014
- 2014-07-15 CN CN201420391270.5U patent/CN203944698U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104438604A (en) * | 2014-12-17 | 2015-03-25 | 南车株洲电机有限公司 | Replacing method and structure of single stamping die for motor stampings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 225127 Jiangsu city of Yangzhou Province Yang Road No. 16 Patentee after: YANGZHOU HENGDE INDUSTRIAL TECHNOLOGY CO., LTD. Address before: 225127 Jiangsu city of Yangzhou Province Yang Road No. 16 Patentee before: Yangzhou Hengda Mould Co., Ltd. |