CN212704156U - Resistance cutting and folding cutter - Google Patents
Resistance cutting and folding cutter Download PDFInfo
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- CN212704156U CN212704156U CN202021438044.XU CN202021438044U CN212704156U CN 212704156 U CN212704156 U CN 212704156U CN 202021438044 U CN202021438044 U CN 202021438044U CN 212704156 U CN212704156 U CN 212704156U
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Abstract
The utility model discloses a resistance shearing and folding cutter, which comprises an upper cutter and a lower cutter; the lower cutter comprises a pair of lower cutters, and the top parts of the front ends of the lower cutters are respectively provided with a placing groove; the upper cutter comprises a bending cutter and a pair of upper cutters; the pair of upper cutters is matched with the pair of lower cutters in a one-to-one correspondence manner; the bending knife is positioned between the pair of upper knives; a pair of bending tool bits extend from the bottom end of the bending tool; the pair of bending cutter heads is matched with the pair of lower cutters in a one-to-one correspondence manner. The utility model discloses a cutter is cut to resistance, it can be cut and bend the resistance pin at resistance body both ends, and cut stably, and the shaping of bending is effectual, efficient.
Description
Technical Field
The utility model relates to a resistance machining utensil, concretely relates to resistance is cut and is rolled over cutter.
Background
The plug-in resistor is a commonly used electronic component, and the resistor comprises a resistor body and resistor pins arranged at two ends of the resistor body, and the resistor pins need to be cut and bent in the plug-in process of the PCB.
At present, the resistor pins are generally sheared and bent by manual operation, so that the quality is unstable, potential safety hazards exist, and the operation is complex and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a resistance shearing and folding cutter, which comprises an upper cutter and a lower cutter which are arranged up and down;
the lower cutter includes: the cutting device comprises a base and a pair of lower cutters positioned above the base; the pair of lower cutters are parallel to each other and arranged on the left and the right; the front end top of the pair of lower cutters is respectively provided with: a placing groove for placing a resistor pin frame; the outer side port of the placing groove is a knife edge of the lower cutter of the placing groove; the rear ends of the pair of lower cutters extend downwards respectively and are integrally connected with the base;
the upper cutter includes: the cutting device comprises a top frame, a bending knife and a pair of upper cutters, wherein the bending knife and the pair of upper cutters extend downwards from the top frame; the pair of upper cutters corresponds to the pair of lower cutters one by one, and the upper cutters are positioned on the outer sides of the corresponding lower cutters; the bottom end of the upper cutter is provided with a cutter edge; the knife edge of the upper cutter is matched with the knife edge of the corresponding lower cutter and is used for cutting off the resistor pins extending out of the knife edge of the lower cutter; the bending knife is positioned between the pair of upper knives; a pair of bending tool bits extend downwards from the bottom end of the bending tool and are arranged on the left and right sides; the bottom end of the bending knife is arranged between the bending knife heads: the avoiding groove can avoid the resistor body; the pair of bending cutter heads corresponds to the pair of lower cutters one by one; the bending cutter head is positioned on the inner side corresponding to the lower cutter, the outer side surface of the bending cutter head is used as an inner forming surface, the inner side surface of the lower cutter is used as an outer forming surface, the inner forming surface and the outer forming surface are matched with each other to form a shaping gap, and the shaping gap is used for bending the resistor pins extending to the outer side of the bending cutter head; the bottom edges of the pair of upper cutters are lower than the bottom ends of the pair of bending cutter heads.
Preferably, the placing grooves of the pair of lower cutters are symmetrically arranged.
Preferably, the pair of lower cutters are symmetrically arranged.
Preferably, the pair of upper cutters are symmetrically disposed.
Preferably, the pair of bending blades are symmetrically arranged.
Preferably, the top parts of the inner side surfaces of the pair of lower cutters are respectively provided with a chamfer.
Preferably, the chamfers on the top of the inner side surfaces of the pair of lower cutters are symmetrically arranged.
Preferably, the width of the shaping gap (i.e., the horizontal spacing of the inner and outer shaping surfaces) is equal to the diameter of the resistor pin.
The utility model has the advantages and the beneficial effects that: the utility model provides a resistance is cut and is rolled over cutter, it can cut and bend the resistance pin at resistance body both ends, and cuts stably, and the shaping of bending is effectual, efficient.
The utility model discloses resistance is cut and is rolled over cutting tool's application method as follows:
1) placing a resistor to be processed on a lower cutter, wherein the resistor comprises a resistor body and resistor pins arranged at two ends of the resistor body; the resistor body is arranged right below the avoiding groove; respectively placing the resistor pins at two ends of the resistor body in the placing grooves at the top of the front ends of the pair of lower cutters, and respectively extending the resistor pins at two ends of the resistor body to the outer sides of the cutter edges of the pair of lower cutters;
2) the upper cutter moves downwards, the knife edges of the pair of upper cutters and the knife edges of the pair of lower cutters are correspondingly staggered respectively, the resistor pins extending out of the knife edges of the pair of lower cutters are cut off, and the resistor pins are remained at two ends of the resistor body;
3) the upper cutter moves downwards continuously, and the pair of bending cutter heads press the resistor pins left at the two ends of the resistor body downwards; the resistor pins extending to the outer side of the bending tool bit are gradually bent upwards under the guidance of the corresponding chamfer;
4) the upper cutter moves downwards continuously, and the pair of bending cutter heads continuously press the resistor pins downwards; the inner forming surface and the outer forming surface which correspond to each other form a shaping gap; the resistor pins extending to the outer side of the bending tool bit are clamped in the corresponding shaping gaps; the residual resistor pins at the two ends of the resistor body are shaped into an L shape;
5) the upper cutter moves downwards continuously, the pair of bending cutter heads press the processed resistor below the pair of lower cutters, and the resistor is separated from the pair of lower cutters to finish discharging;
6) the upper cutter moves upwards and resets;
7) repeating the steps 1) to 6).
Drawings
Fig. 1 and 2 are schematic views of the present invention;
fig. 3 is a partial sectional view of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1 to 3, a resistance shearing and folding cutter comprises an upper cutter 2 and a lower cutter 1 which are arranged up and down;
the lower tool 1 comprises: a base 14, and a pair of lower cutters 11 positioned above the base 14; the pair of lower cutters 11 are parallel to each other and arranged left and right, and the pair of lower cutters 11 are symmetrically arranged; the top parts of the front ends of the pair of lower cutters 11 are respectively provided with: a placing groove 12 for holding the resistance pin 32; the placing grooves 12 of the pair of lower cutters 11 are symmetrically arranged; the outer port of the placing groove 12 is a knife edge 13 of the lower cutting knife 11 where the placing groove 12 is positioned; the rear ends of the pair of lower cutters 11 extend downward respectively and are integrally connected with the base 14;
the upper tool 2 includes: a top frame 24, a bending knife 22 and a pair of upper cutters 21 which extend downwards from the top frame 24; the pair of upper cutters 21 are symmetrically arranged; the pair of upper cutters 21 corresponds to the pair of lower cutters 11 one by one, and the upper cutters 21 are positioned at the outer sides of the corresponding lower cutters 11; the bottom end of the upper cutter 21 is provided with a cutter edge 23; the knife edge 23 of the upper cutter 21 is matched with the knife edge 13 of the corresponding lower cutter 11 and used for cutting off the resistor pins extending out of the knife edge 13 of the lower cutter 11; the bending knife 22 is positioned between the pair of upper cutters 21; a pair of bending tool bits 25 extend downwards from the bottom end of the bending tool 22, the pair of bending tool bits 25 are arranged on the left and right sides, and the pair of bending tool bits 25 are symmetrically arranged; the bottom end of the bending knife 22 is provided with: a avoiding groove 26 capable of avoiding the resistor body 31; the folding bending tool bit 25 corresponds to the pair of lower cutters 11 one by one; the bending cutter head 25 is positioned at the inner side corresponding to the lower cutter 11, the outer side surface of the bending cutter head 25 is used as an inner molding surface 27, the inner side surface of the lower cutter 11 is used as an outer molding surface 15, the inner molding surface 27 and the outer molding surface 15 are matched with each other to form a shaping gap, and the shaping gap is used for bending the resistance pin extending to the outer side of the bending cutter head 25; the width of the shaping gap (i.e., the horizontal spacing of the inner and outer shaping surfaces 27, 15) is equal to the diameter of the resistor pin 32; the tops of the inner side surfaces of the pair of lower cutters 11 are respectively provided with a chamfer 16; the chamfers 16 at the tops of the inner side surfaces of the pair of lower cutters 11 are symmetrically arranged; the bottom edges 23 of the pair of upper cutters 21 are lower than the bottom edges of the pair of bending blades 25.
The utility model discloses resistance 3 cuts a roll over the application method of cutter as follows:
1) placing a resistor 3 to be processed on a lower cutter 1, wherein the resistor 3 comprises a resistor body 31 and resistor pins 32 arranged at two ends of the resistor body 31; the resistor body 31 is arranged right below the avoiding groove 26; the resistor pins 32 at two ends of the resistor body 31 are respectively placed in the placing grooves 12 at the top of the front ends of the pair of lower cutters 11, and the resistor pins 32 at two ends of the resistor body 31 respectively extend out of the knife edges 13 of the pair of lower cutters 11;
2) the upper cutter 2 moves downwards, the knife edges 13 of the pair of upper cutters 21 and the knife edges 13 of the pair of lower cutters 11 are correspondingly staggered respectively, the resistance pins extending out of the knife edges 13 of the pair of lower cutters 11 are cut off, and the resistance pins are remained at two ends of the resistance body 31;
3) the upper cutter 2 moves downwards continuously, and the pair of bending cutter heads 25 press the resistor pins left at the two ends of the resistor body 31 downwards; the resistor pin extending to the outer side of the bending tool bit 25 is gradually bent upwards under the guidance of the corresponding chamfer 16;
4) the upper cutter 2 moves downwards continuously, and the pair of bending cutter heads 25 continuously press the resistor pins downwards; the inner forming surface 27 and the outer forming surface 15 which correspond to each other form a shaping gap; the resistor pins extending to the outer side of the bending tool bit 25 are clamped in the corresponding shaping gaps; the resistor pins 33 remaining at both ends of the resistor body 31 are shaped into an L shape;
5) the upper cutter 2 moves downwards continuously, the pair of bending cutter heads 25 presses the processed resistor 3 to the position below the pair of lower cutters 11, and the resistor 3 is separated from the pair of lower cutters 11 to finish discharging;
6) the upper cutter 2 moves upwards for resetting;
7) repeating the steps 1) to 6).
According to the above, the utility model discloses a resistance is cut and is rolled over cutter, its resistance pin 32 that can cut the resistance body 31 both ends and bend, and cut stably, and the shaping of bending is effectual, efficient.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The resistance shearing and folding cutter is characterized by comprising an upper cutter and a lower cutter which are arranged up and down;
the lower cutter includes: the cutting device comprises a base and a pair of lower cutters positioned above the base; the pair of lower cutters are parallel to each other and arranged on the left and the right; the front end top of the pair of lower cutters is respectively provided with: a placing groove for placing a resistor pin frame; the outer side port of the placing groove is a knife edge of the lower cutter of the placing groove; the rear ends of the pair of lower cutters extend downwards respectively and are integrally connected with the base;
the upper cutter includes: the cutting device comprises a top frame, a bending knife and a pair of upper cutters, wherein the bending knife and the pair of upper cutters extend downwards from the top frame; the pair of upper cutters corresponds to the pair of lower cutters one by one, and the upper cutters are positioned on the outer sides of the corresponding lower cutters; the bottom end of the upper cutter is provided with a cutter edge; the knife edge of the upper cutter is matched with the knife edge of the corresponding lower cutter and is used for cutting off the resistor pins extending out of the knife edge of the lower cutter; the bending knife is positioned between the pair of upper knives; a pair of bending tool bits extend downwards from the bottom end of the bending tool and are arranged on the left and right sides; the bottom end of the bending knife is arranged between the bending knife heads: the avoiding groove can avoid the resistor body; the pair of bending cutter heads corresponds to the pair of lower cutters one by one; the bending cutter head is positioned on the inner side corresponding to the lower cutter, the outer side surface of the bending cutter head is used as an inner forming surface, the inner side surface of the lower cutter is used as an outer forming surface, the inner forming surface and the outer forming surface are matched with each other to form a shaping gap, and the shaping gap is used for bending the resistor pins extending to the outer side of the bending cutter head; the bottom edges of the pair of upper cutters are lower than the bottom ends of the pair of bending cutter heads.
2. The electrical resistance shearing and folding tool as set forth in claim 1 wherein said pair of lower cutters have their placement slots symmetrically disposed.
3. The electrical resistance shearing and folding tool of claim 1 wherein said pair of lower blades are symmetrically disposed.
4. The electrical resistance shearing and folding tool of claim 1 wherein said pair of upper cutters are symmetrically disposed.
5. The electrical resistance shearing and folding tool of claim 1 wherein said pair of folding tips are symmetrically disposed.
6. The electrical resistance shearing and folding tool as claimed in claim 1, wherein the top portions of the inner side surfaces of said pair of lower cutters are respectively provided with a chamfer.
7. The electrical resistance shearing and folding tool as set forth in claim 1 wherein said pair of lower blades are symmetrically chamfered at the top of their inner sides.
8. The electrical resistance shearing and folding tool of claim 1 wherein the width of the shaping gap is equal to the diameter of the resistance pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021438044.XU CN212704156U (en) | 2020-07-21 | 2020-07-21 | Resistance cutting and folding cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021438044.XU CN212704156U (en) | 2020-07-21 | 2020-07-21 | Resistance cutting and folding cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212704156U true CN212704156U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021438044.XU Active CN212704156U (en) | 2020-07-21 | 2020-07-21 | Resistance cutting and folding cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212704156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042641A (en) * | 2021-03-22 | 2021-06-29 | 舒尔电子(苏州)有限公司 | Processing equipment for electronic components |
| CN116618558A (en) * | 2023-07-24 | 2023-08-22 | 扬州钰祥电工材料有限公司 | Copper wire shearing device |
-
2020
- 2020-07-21 CN CN202021438044.XU patent/CN212704156U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042641A (en) * | 2021-03-22 | 2021-06-29 | 舒尔电子(苏州)有限公司 | Processing equipment for electronic components |
| CN116618558A (en) * | 2023-07-24 | 2023-08-22 | 扬州钰祥电工材料有限公司 | Copper wire shearing device |
| CN116618558B (en) * | 2023-07-24 | 2023-09-29 | 扬州钰祥电工材料有限公司 | Copper wire shearing device |
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