CN213563022U - Novel precision punching device - Google Patents
Novel precision punching device Download PDFInfo
- Publication number
- CN213563022U CN213563022U CN202021933168.5U CN202021933168U CN213563022U CN 213563022 U CN213563022 U CN 213563022U CN 202021933168 U CN202021933168 U CN 202021933168U CN 213563022 U CN213563022 U CN 213563022U
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- chip removal
- hole
- tool bit
- seted
- chip
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Abstract
The utility model discloses a novel accurate puncher belongs to the cutter field of punching a hole, including the body, the front end of body is equipped with the tool bit, and the chip removal hole has been seted up to one side of body, and the sword blade has been seted up at the middle part of tool bit, has seted up the chip removal passageway between sword blade and the chip removal hole, and the rear end of body extends has the clamping part, and the chip removal hole is seted up in 2/3 departments that are close to the tool bit on the body, and the aperture of sword blade and the ratio of the straight line distance between the sword blade to the body front end are 1: 1.8-2, the included angle formed between the outer side of the tool bit and the outer side of the body is 170-175 degrees, and the chip removal hole is tangent to the section of the chip removal channel. The utility model discloses a chip removal hole is tangent with chip removal passageway's cross-section, and the puncher is when rotating and punching a hole, and the sweeps is under the effect of centrifugal force, and the sweeps has been avoided gathering in chip removal passageway to chip removal hole outer departure from the tangent position in chip removal hole and chip removal passageway's cross-section, has improved the precision of punching a hole.
Description
Technical Field
The utility model relates to a cutter field that punches a hole especially relates to a novel accurate puncher.
Background
The puncher is widely applied to punching holes of materials with lower hardness, such as leather, paper, cloth, wood, plastics and the like, the quality of punched holes of the puncher directly relates to the complexity of subsequent processing with the efficiency, the existing puncher has lower chip removal efficiency due to the defects of structural design, and chip removal channels are easily blocked by scraps in the punching process, so that the punching failure or the breakage of the puncher is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel accurate puncher.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a novel precision punching device, includes the body, the front end of body is equipped with the tool bit, the chip removal hole has been seted up to one side of body, the sword blade has been seted up at the middle part of tool bit, the sword blade with the chip removal passageway has been seted up between the chip removal hole, the rear end of body extends there is the clamping part, the chip removal hole is seted up in be close to on the body 2/3 department of tool bit, the aperture of sword blade with the sword blade arrives the ratio of the linear distance between the body front end is 1: 1.8-2, the included angle formed between the outer side of the tool bit and the outer side of the body is 170-175 degrees, and the chip removal hole is tangent to the section of the chip removal channel.
Preferably, a positioning ring is arranged between the body and the clamping part.
Preferably, the width of the chip removal hole is larger than the diameter of the cutting edge.
Preferably, an inclined table is arranged between the chip removal hole and the tail end of the chip removal channel, and the inclined table is inclined by 120-135 degrees.
Preferably, a round corner is arranged between the inclined platform and the bottom of the chip removal channel.
Preferably, the edge of the end of the clamping part is provided with a chamfer.
The utility model has the advantages that: the scrap discharging hole of the utility model is tangent to the section of the scrap discharging channel, when the puncher rotates to punch a hole, the scrap flies out of the scrap discharging hole from the position where the scrap discharging hole is tangent to the section of the scrap discharging channel under the action of centrifugal force, thereby avoiding the scrap from accumulating in the scrap discharging channel and improving the punching precision; and the ratio of the aperture through setting up the sword blade and the straight line distance between sword blade to the body front end is 1: 1.8 ~ 2, further improved the efficiency of chip removal.
Drawings
The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.
Fig. 1 is a schematic overall structure diagram of one embodiment of the present invention;
fig. 2 is a front view of one embodiment of the present invention;
FIG. 3 is a cross-sectional view of the section of FIG. A-A;
FIG. 4 is a cross-sectional view of the section of FIG. B-B;
fig. 5 is a schematic view of the installation of one embodiment of the present invention in a punching apparatus;
fig. 6 is a schematic view of the installation of one embodiment of the present invention in a particle type punching apparatus.
Wherein: the chip cutting device comprises a body 1, a cutter head 2, a chip removing hole 11, a cutter edge 21, a chip removing channel 12, a clamping part 13, a positioning ring 14, an inclined table 121, a fillet 122, a chamfer 131, a fixed seat 31, a motor 32, a main shaft 33, a pressure lever 34, a puncher 10, a rotator 41, a suction cover 42 and a chip breaking cutter 43.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The utility model provides a novel precision punching device, as shown in fig. 1 and 2, including body 1, the front end of body 1 is equipped with tool bit 2, chip removal hole 11 has been seted up to one side of body 1, knife edge 21 has been seted up at the middle part of tool bit 2, chip removal passageway 12 has been seted up between knife edge 21 and the chip removal hole 11, the rear end of body 1 extends there is clamping part 13, chip removal hole 11 is seted up in 2/3 departments that are close to tool bit 2 on body 1, the ratio of the aperture of knife edge 21 and the straight line distance between knife edge 21 to the body 1 front end is 1: 1.8 to 2, the included angle formed between the outer side of the tool bit 2 and the outer side of the body 1 is 170 to 175 degrees, and as shown in figure 4, the chip discharge hole 11 is tangent to the section of the chip discharge channel 12.
The scrap discharging hole 11 of the utility model is tangent to the cross section of the scrap discharging channel 12, when the puncher rotates to punch a hole, scraps fly out of the scrap discharging hole 11 from the position where the scrap discharging hole 11 is tangent to the cross section of the scrap discharging channel 12 under the action of centrifugal force, so that the scraps are prevented from accumulating in the scrap discharging channel 12, and the punching precision is improved; and the ratio of the aperture through setting the knife edge 21 and the linear distance between the knife edge 21 and the front end of the body 1 is 1: 1.8 ~ 2, further improved the efficiency of chip removal.
Through setting up the contained angle between the 2 outsides of tool bit and the 1 outside of body 170 ~ 175, specifically be tool bit 2 and the contained angle between the plane of punching a hole 174 for the diameter of tool bit 2 is crescent by front end to end, the diameter of sword blade 21 department is the minimum promptly, at the in-process of punching a hole, the face of punching a hole in the 2 outsides of tool bit and the planar area of contact of being punched a hole have been increased, it is efficient to punch a hole, and the contained angle is 174 under the circumstances of guaranteeing punching a hole efficiency, still played and guaranteed to bear sufficient shear force between tool bit 2 and the body 1, the life of puncher has been prolonged.
The chip removal hole 11 is arranged at the 2/3 position on the body 1 close to the cutter head 2, the chip removal channel 12 is lengthened, so that the capacity of the chip removal channel 12 is increased, and the situation that the chip removal is difficult to achieve due to the overlong distance between the chip removal hole 11 and the cutter edge 21 is avoided under the condition that the capacity of the chip removal channel 12 is large enough.
Preferably, a positioning ring 14 is provided between the body 1 and the clamping portion 13.
The positioning ring 14 is arranged, so that the mounting position of the clamping part 13 can be conveniently positioned and mounted, the clamping part 13 can extend into the clamping jaw with enough depth, the punch can be mounted more compactly, and the normal use of the punch is ensured.
Preferably, the width of the clearance hole 11 is greater than the diameter of the cutting edge 21.
The diameter of the knife edge 21 is 2mm, the hole width of the chip removal hole 11 is 2.4mm, so that the chip removal channel 12 is gradually enlarged from the knife edge 21, the amount of the chips which can be discharged from the chip removal hole 11 is larger than the amount of the chips entering the chip removal channel 12 from the knife edge 21, the capacity of the chip removal channel 12 is larger, and the chips are prevented from accumulating in the chip removal channel 12.
Preferably, as shown in fig. 3, an inclined table 121 is arranged between the chip exhaust hole 11 and the tail end of the chip exhaust channel 12, the tail end of the chip exhaust channel 12 is provided with the inclined table 121, and the inclined table 121 is inclined by 120-135 degrees.
An inclined table 121 is arranged between the chip removal hole 11 and the chip removal channel 12 and used for guiding waste materials on the chip removal channel 12 to be discharged to the chip removal hole 11, the waste chips are prevented from being accumulated on the chip removal channel 12, the inclination angle of the inclined table 121 is 135 degrees, the sliding-out of the waste chips is facilitated, and the chip removal efficiency is higher.
Preferably, the ramp 121 is connected to the bottom of the debris channel 12 by a radius 122.
The transition between the sloping table 121 and the chip removal channel 12 is smooth, the processing is convenient, the round angle 122 is arranged, namely, the connecting position of the chip removal channel 12 and the sloping table 121 is thickened, the situation that enough shearing force can be borne at the connecting position is guaranteed, the situation that the punching machine is broken is avoided, and the service life of the punching machine is prolonged.
Preferably, the edge of the end of the clamping portion 13 is provided with a chamfer 131. The chamfer 131 is arranged, so that the punch can be conveniently installed on the blanking equipment, the diameter of the tail end of the clamping part 13 is gradually reduced due to the chamfer 131, an operator can conveniently stretch the clamping part 13 of the punch into the installation hole of the blanking equipment, and the practicability of the punch is improved.
One of the specific applications of the novel precision puncher of the embodiment is used in a punching device, referring to fig. 5, the punching device includes a fixing seat 31, a motor 32, a main shaft 33, a pressing rod 34, a gear transmission mechanism and the puncher 10 of the embodiment; the motor 32 is in transmission connection with the main shaft 33 through a gear transmission mechanism, the upper end of the main shaft 33 is connected with the pressure lever 34, the lower end of the main shaft 33 is provided with a mounting hole, and the clamping part of the punch 10 extends into the mounting hole until the positioning ring 14 of the punch 10 abuts against the lower end face of the main shaft 33, so that the punch 10 is positioned. During the blanking, through pressing down depression bar 34, thereby let main shaft 33 push down to the machined surface and do stamping motion, then motor 32 drives main shaft 33 through gear drive mechanism and rotates, thereby let install the puncher 10 of main shaft lower extreme treat the processing material do and push down cut and also rotatory cutting simultaneously, realize punching fast, adopt the puncher 10 of this embodiment, the sweeps is discharged from the tangential direction in chip removal hole 11 during punching, the resistance of punching a hole has effectively been reduced, also avoid the sweeps to gather in chip removal passageway 12 simultaneously, guarantee the normal use of puncher 10.
Another specific application of the novel precision punch of the present embodiment is applied to a particle punching device, referring to fig. 6, the particle punching device includes a rotator 41, a suction hood 42, a particle cutter 43 and the punch 10 of the present embodiment, wherein the punch 10 is installed on a rotating shaft of the rotator 41, the particle cutter 43 is sleeved on an outer side of the punch 10, a positioning ring 14 of the punch 10 is used for limiting the installation of the punch 10 on the rotating shaft of the rotator 41 and limiting the installation of the particle cutter 43, the suction hood 42 is installed on the outer side of the punch 10, a cutting edge 21 of the punch 10 extends out of the suction hood 42, and a particle removal hole 11 is located in the suction hood 42, so that cut waste particles are discharged from the particle removal hole 11 into the suction hood 42 after passing through a particle removal channel 12 from the cutting edge 21, and the particle cutter 43 can rotate along with the punch 10, and simultaneously smash the waste particles in the suction hood 42, thereby realizing the cutting and the collection of the waste particles, the smoothness of the processing plane is kept, the chip removing hole 11 of the puncher 10 is tangent to the section of the chip removing channel 12, so that when the rotator 41 drives the puncher to rotate and punch a hole, the scraps fly out of the suction cover 42 from the position where the chip removing hole 11 is tangent to the section of the chip removing channel 12 under the action of centrifugal force, the scraps are prevented from accumulating in the chip removing channel 12, and the punching precision is improved.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (6)
1. The utility model provides a novel precision punching device, a serial communication port, which comprises a body, the front end of body is equipped with the tool bit, the chip removal hole has been seted up to one side of body, the sword edge has been seted up at the middle part of tool bit, the sword edge with the chip removal passageway has been seted up between the chip removal hole, the rear end of body extends there is the clamping part, the chip removal hole is seted up in be close to on the body 2/3 department of tool bit, the aperture of sword edge with the sword edge arrives the ratio of linear distance between the body front end is 1: 1.8-2, the included angle formed between the outer side of the tool bit and the outer side of the body is 170-175 degrees, and the chip removal hole is tangent to the section of the chip removal channel.
2. The novel precision punch of claim 1 wherein a retaining ring is provided between the body and the retaining portion.
3. The novel precision punch of claim 1 wherein the clearance hole has a hole width greater than the diameter of the cutting edge.
4. The novel precision punch of claim 1 wherein a ramp is provided between the chip evacuation hole and the end of the chip evacuation passageway, the ramp being inclined at an angle of 120 ° to 135 °.
5. The novel precision punch of claim 4 wherein a radius is provided between the ramp and the bottom of the debris removal channel.
6. The novel precision punch of claim 1 wherein the edges of the ends of the jaws are chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021933168.5U CN213563022U (en) | 2020-09-07 | 2020-09-07 | Novel precision punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021933168.5U CN213563022U (en) | 2020-09-07 | 2020-09-07 | Novel precision punching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213563022U true CN213563022U (en) | 2021-06-29 |
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ID=76569752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021933168.5U Active CN213563022U (en) | 2020-09-07 | 2020-09-07 | Novel precision punching device |
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|---|---|
| CN (1) | CN213563022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290426A (en) * | 2021-12-28 | 2022-04-08 | 东莞市泊尔非特五金有限公司 | Ticket business binding machine is with improved generation core drill subassembly that punches |
-
2020
- 2020-09-07 CN CN202021933168.5U patent/CN213563022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290426A (en) * | 2021-12-28 | 2022-04-08 | 东莞市泊尔非特五金有限公司 | Ticket business binding machine is with improved generation core drill subassembly that punches |
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