CN211965553U - Precise punching die - Google Patents
Precise punching die Download PDFInfo
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- CN211965553U CN211965553U CN202020046434.6U CN202020046434U CN211965553U CN 211965553 U CN211965553 U CN 211965553U CN 202020046434 U CN202020046434 U CN 202020046434U CN 211965553 U CN211965553 U CN 211965553U
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Abstract
The utility model discloses a precise punching die, which comprises an upper die plate; the cutter edge fixing plate is arranged below the upper template, a plurality of blades are fixed on the cutter edge fixing plate, the blades extend to the lower part of the cutter edge fixing plate, and the blades are in an annular array; an elastic component is arranged between the male die and the knife edge fixing plate; the male die is provided with a knife hole for the blade to pass through; a product is placed between the female die and the male die, and a slot corresponding to the cutter hole is formed in the female die; the lower template is arranged on the upper template, and a limiting assembly and a guiding assembly are arranged between the lower template and the upper template; and the lower template is provided with a charging chute corresponding to the slotted hole. The utility model discloses convenient to use can get rid of deckle edge automatically, gets rid of totally thoroughly, need not artificial intervention.
Description
Technical Field
The utility model relates to a mould, joint are accurate die-cut mould.
Background
The aluminum alloy die casting has the advantages of good mechanical property, low surface roughness, high dimensional precision and the like, and is widely applied to the industries of automobiles, motorcycles, electronic communication equipment, household appliances and machinery. During the production process, burrs are easily generated due to the mold and various problems. The current mainstream process is to use manual deburring and stamping dies to remove redundant parts, and the manual deburring is high in cost and low in trimming precision, so that the manual deburring process is commonly used for products with low precision and low production; die deburring is often used in high throughput products due to the high die input cost, high trimming accuracy, and low labor cost.
However, for the blade-shaped disc products, due to the characteristics of complex and more blades, burrs are not easy to remove by a conventional punching die, and the phenomenon of missing removal is often caused by manual removal; the blade disc type parts have irreplaceable functions in the mechanical industry, the quality of the blade disc type parts directly influences the running condition of the machine.
SUMMERY OF THE UTILITY MODEL
For solving the defects of the prior art, the utility model provides an accurate punching die, the utility model discloses convenient to use can get rid of deckle edge automatically, gets rid of totally thoroughly, need not artificial intervention.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: a precision punching die comprises
Mounting a template;
the cutter edge fixing plate is arranged below the upper template, a plurality of blades are fixed on the cutter edge fixing plate, the blades extend to the lower part of the cutter edge fixing plate, and the blades are in an annular array;
an elastic component is arranged between the male die and the knife edge fixing plate; the male die is provided with a knife hole for the blade to pass through;
a product is placed between the female die and the male die, and a slot corresponding to the cutter hole is formed in the female die;
the lower template is arranged on the upper template, and a limiting assembly and a guiding assembly are arranged between the lower template and the upper template; and the lower template is provided with a charging chute corresponding to the slotted hole.
Furthermore, a positioning strip is fixed on the knife edge fixing plate and is positioned at the center of the annular array of the blades; the male die is provided with a positioning hole, and the positioning strip penetrates through the positioning hole to be positioned with the product.
Further, the location strip is provided with 3, and is the annular array.
Furthermore, a side cutter is further fixed on the cutter edge fixing plate, a side cutter hole is formed in the male die, and the side cutter is movably arranged in the side cutter hole in a penetrating mode.
Furthermore, the elastic assembly comprises a plate spring, a support is arranged in the plate spring, the lower end of the support is fixed on the male die, and a stop block is fixed at the upper end of the support; the knife edge fixing plate is provided with a support column hole, the support column penetrates through the support column hole, the stop block is positioned above the support column hole and embedded into the upper template, and the plate spring is positioned between the male die and the knife edge fixing plate.
Furthermore, a supporting block and a supporting rod are further fixed on the male die, and the upper end of the supporting rod penetrates through the knife edge fixing plate and the upper die plate.
Furthermore, a positioning groove is formed in the center of the female die and corresponds to the positioning strip.
Furthermore, the female die is provided with a platform-building hole, and the platform-building hole is arranged corresponding to the side cutter.
Furthermore, the limiting assembly comprises an upper column and a lower column, the upper column is fixed on the upper template, and the lower column is fixed on the lower template; the guide assembly comprises a guide sleeve and a guide post, the guide sleeve is fixed on the upper template, the upper end of the guide post is arranged in the guide sleeve in a penetrating mode, and the lower end of the guide post is fixed on the lower template.
Furthermore, a lapping trough is formed in the lower template and corresponds to the side cutter.
To sum up, the utility model discloses following technological effect has been gained:
1. the utility model is provided with a blade and a knife hole for the blade to pass through, the blade contacts the blade of the product through the knife hole, and burrs of the blade are cut off;
2. the utility model is provided with the platform, which can realize the rapid positioning of the product on the concave die, is beneficial to the fixation of the product and is convenient for accurate punching;
3. the utility model is provided with a side cutter and a side cutter hole for the side cutter to pass through, and the side cutter is contacted with the lapping table through the side cutter hole and cuts off the lapping table;
4. the utility model arranges the plate spring between the knife edge fixing plate and the male die, compresses by the spring force of the plate spring, leads the blade to move downwards to remove burr and burr, and resets by the spring force of the plate spring after the removal is finished;
5. the utility model is provided with the blanking groove on the lower template, discharges the waste materials after punching, and is convenient to use;
6. the utility model provides a conventional side cut precision not high, easily the product problem of damnifying, effectual manufacturing cost, the cost of labor have been reduced.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 2;
FIG. 4 is an exploded view of FIG. 1;
in the figure, 1, an upper template, 2, a knife edge fixing plate, 201, a support column hole, 202, a support rod hole, 203, a fixing hole, 204, an annular groove, 205, a side knife fixing port, 3, a male die, 301, a knife hole, 302, a positioning hole, 303, a side knife hole, 4, a product, 401, a positioning port, 402, a lapping table, 403, a blade gap, 5, a female die, 501, a positioning groove, 502, a lapping table hole, 503, a groove hole, 6, a lower template, 601, a blanking groove, 602, a central hole, 603, a lapping table groove, 7, a positioning strip, 8, a blade, 9, a side knife, 10, a leaf spring, 11, a support column, 12, a stop block, 13, a support rod, 14, a support block, 15, an upper column, 16, a guide sleeve, 17, a lower column, 18, a guide column, 19 and a die angle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b):
as shown in fig. 1-4, a precision punching die is used for punching burr burrs on a blade disc part, wherein a positioning opening 401 is formed in the center of a product 4 and used for positioning, a platform 402 is arranged on the side edge of the product 4 and used for rapid positioning, the platform 402 can be cut off by a side cutter 9 during punching, a blade gap 403 is formed between blades of the product 4, burr burrs exist on the blade edge, and a blade 8 extends into the blade gap 403 to cut off burrs on the blade edge.
This die-cut mould specifically includes:
an upper template 1;
the knife edge fixing plate 2 is arranged below the upper template 1, the knife edge fixing plate 2 is arranged on the upper template, an annular groove 204 is formed in the knife edge fixing plate 2, a plurality of blades 8 are fixed in the annular groove 204, the blades 8 extend to the lower portion of the knife edge fixing plate 2, the blades 8 are in an annular array, and the arrangement and the shape and the size of the blades 8 correspond to those of blades of a product 4 and are used for cutting burrs.
An elastic component is arranged between the male die 3 and the knife edge fixing plate 2; a knife hole 301 for the blade 8 to pass through is formed on the male die 3;
the product 4 is placed between the female die 5 and the male die 3, and the female die 5 is provided with a groove hole 503 corresponding to the knife hole 301;
and a limiting assembly and a guiding assembly are arranged between the lower template 6 and the upper template 1.
Specifically, as shown in fig. 4, a fixing hole 203 is formed in the knife edge fixing plate 2, a positioning strip 7 is fixed in the fixing hole 203, and the positioning strip 7 is located at the center of the annular array of the blade 8; the male die 3 is provided with a positioning hole 302, and the positioning strip 7 passes through the positioning hole 302 to be positioned with the product 4. Further, the central part of the die 5 is provided with a positioning groove 501, the positioning groove 501 corresponds to the positioning strip 7, the positioning groove 501 is matched with the positioning opening 401, and the product 4 is placed in the die 5 to enable the product 4 to be positioned quickly. Specifically, the positioning strip 7 passes through the positioning hole 302 and the positioning hole 401 and is positioned in the positioning groove 501, so that accurate positioning in the punching process is realized, and deviation of the blade 8 is avoided.
Furthermore, the number of the positioning strips 7 is 3, and the positioning strips are in an annular array, so that the positioning is more accurate.
As shown in fig. 4, the knife edge fixing plate 2 is provided with a side knife fixing opening 205, a side knife 9 is fixed in the side knife fixing opening 205, the punch 3 is provided with a side knife hole 303, and the side knife 9 is movably inserted in the side knife hole 303. The female die 5 is provided with a platform-setting hole 502, the platform 402 is placed in the female die and used for quickly positioning the product 4, and the platform-setting hole 502 is arranged corresponding to the side knife 9. At the time of die cutting, the side blade 9 cuts off the lap 402 through the side blade hole 303.
As shown in fig. 4, the elastic assembly comprises a plate spring 10, a support 11 is arranged in the plate spring 10, the lower end of the support 11 is fixed on the male die 3, and a stop 12 is fixed at the upper end of the support 11; the knife edge fixing plate 2 is provided with a support column hole 201, the support column 11 penetrates through the support column hole 201, the stop block 12 is positioned above the support column hole 201 and embedded in the upper template 1, and the plate spring 10 is positioned between the male die 3 and the knife edge fixing plate 2. The male die 3 is also fixed with a supporting block 14 and a supporting rod 13, the knife edge fixing plate 2 is provided with a supporting rod hole 202, and the upper end of the supporting rod 13 is arranged in the supporting rod hole 202 and the upper die plate 1 in a penetrating way. When the upper die plate 1 is pressed downwards, the upper die plate 1 presses the knife edge fixing plate 2, the knife edge fixing plate 2 moves downwards, the extrusion plate spring 10, the support 11 and the support rod 13 are kept still to ensure that the upper die plate 1 stably moves downwards, when the knife edge fixing plate 2 moves downwards, the blade 8 and the side cutter 9 are driven to move downwards, and the blade 8 and the side cutter 9 respectively penetrate through corresponding holes and then contact with the product 4, so that burrs are cut off.
As shown in fig. 1 and 4, the limiting assembly comprises an upper column 15 and a lower column 17, the upper column 15 is fixed on the upper template 1, the lower column 17 is fixed on the lower template 6, when the lower template 1 moves downwards, the upper column 15 and the lower column 17 contact with each other, and the limiting assembly reaches a limited position, is punched in place at the moment, and avoids damaging the product 4 due to excessive punching. The guide assembly comprises a guide sleeve 16 and a guide column 18, the guide sleeve 16 is fixed on the upper template 1, the upper end of the guide column 18 penetrates through the guide sleeve 16, and the lower end of the guide column 18 is fixed on the lower template 6 and used for guiding the lower template 1.
As shown in fig. 4, the lower template 6 is provided with a chute 601 corresponding to the slot 503, the lower template 6 is provided with a bridge chute 603, and the bridge chute 603 is provided corresponding to the side blade 9. When the blade 8 and the side blade 9 are punched, burr burrs are cut off, and the cut waste is discharged through the blanking chute 601 and the landing chute 603. The lower template 6 is provided with a central hole 602, and the central hole 602 corresponds to the positioning of the product and is used for providing a movement space for the positioning strip 7.
The lower die plate 6 is also provided with die corners 19.
The working principle is as follows:
the die angle 19 and the upper die plate 1 are pressed tightly in an oil press (not shown) by using a bolt pressing plate, the device is opened to quickly orient the product 4 according to a process platform 402, the product 4 is accurately positioned in the die 5 by combining with a positioning groove 501, the upper die plate 1 is pressed downwards along the directions of a guide sleeve 16 and a guide column 18, a blade edge fixing plate 2 extrudes a plate spring 10, the plate spring 10 is compressed, the blade edge fixing plate 2 carries a blade 8 to continuously press downwards, a positioning strip 7 passes through a positioning hole 302 and is positioned in a positioning opening 401 of the product 4, the blade 8 passes through a blade hole 301 and contacts with a blade of the product 4 to remove burrs, a side blade 9 passes through a side blade hole 303 and contacts with the platform 402 to remove the platform 402, the burrs removed by the blade 8 fall into a blanking groove 601, and the platform 402 removed by the side blade 9 falls into.
At the moment, the upper column 15 contacts the lower column 17 and is punched in place, so that excessive cutting or loss is prevented from passing through a punching die; and (3) moving the upper template 1 upwards, resetting the plate spring 10, taking out the product 4, and finishing fine blanking.
The utility model discloses because the disc class border direction easily obscures, the product increases supplementary orientation, can realize quick location, increases and prevents slow-witted, and the application avoids producing wrong restriction method, lets the operator need not spend the attention, also need not experience and professional knowledge can intuitionally accomplish correct operation inerrably.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.
Claims (10)
1. A precision punching die is characterized in that: comprises that
An upper template (1);
the cutter edge fixing plate (2) is arranged below the upper template (1), a plurality of blades (8) are fixed on the cutter edge fixing plate (2), the blades (8) extend to the lower part of the cutter edge fixing plate (2), and the blades (8) are in an annular array;
an elastic component is arranged between the male die (3) and the knife edge fixing plate (2); the male die (3) is provided with a knife hole (301) for the blade (8) to pass through;
the product (4) is placed between the female die (5) and the male die (3), and a groove hole (503) corresponding to the knife hole (301) is formed in the female die (5);
the lower template (6), there are spacing assemblies and guide assemblies between said upper template (1) and said lower template (6); and a charging chute (601) corresponding to the slotted hole (503) is formed in the lower template (6).
2. A precision blanking die according to claim 1, wherein: a positioning strip (7) is further fixed on the knife edge fixing plate (2), and the positioning strip (7) is positioned at the center of the annular array of the blades (8); the male die (3) is provided with a positioning hole (302), and the positioning strip (7) penetrates through the positioning hole (302) to be positioned with the product (4).
3. A precision blanking die according to claim 2, wherein: the number of the positioning strips (7) is 3, and the positioning strips are in an annular array.
4. A precision blanking die according to claim 1, wherein: the side cutter is characterized in that a side cutter (9) is further fixed on the cutter edge fixing plate (2), a side cutter hole (303) is formed in the male die (3), and the side cutter (9) movably penetrates through the side cutter hole (303).
5. A precision blanking die according to claim 1, wherein: the elastic assembly comprises a plate spring (10), a support column (11) is arranged in the plate spring (10), the lower end of the support column (11) is fixed on the male die (3), and a stop block (12) is fixed at the upper end of the support column (11); the knife edge fixing plate (2) is provided with a support column hole (201), the support column (11) penetrates through the support column hole (201), the stop block (12) is located above the support column hole (201) and embedded into the upper template (1), and the plate spring (10) is located between the male die (3) and the knife edge fixing plate (2).
6. A precision blanking die according to claim 1, wherein: the male die (3) is further fixed with a supporting block (14) and a supporting rod (13), and the upper end of the supporting rod (13) penetrates through the knife edge fixing plate (2) and the upper die plate (1).
7. A precision blanking die according to claim 2, wherein: and a positioning groove (501) is formed in the center of the female die (5), and the positioning groove (501) is arranged corresponding to the positioning strip (7).
8. A precision blanking die according to claim 4, wherein: the female die (5) is provided with a set-up hole (502), and the set-up hole (502) is arranged corresponding to the side cutter (9).
9. A precision blanking die according to claim 1, wherein: the limiting assembly comprises an upper column (15) and a lower column (17), the upper column (15) is fixed on the upper template (1), and the lower column (17) is fixed on the lower template (6); the guide assembly comprises a guide sleeve (16) and a guide column (18), the guide sleeve (16) is fixed on the upper template (1), the upper end of the guide column (18) penetrates through the guide sleeve (16), and the lower end of the guide column (18) is fixed on the lower template (6).
10. A precision blanking die according to claim 4, wherein: a material groove (603) is formed in the lower template (6), and the material groove (603) is arranged corresponding to the side cutter (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046434.6U CN211965553U (en) | 2020-01-09 | 2020-01-09 | Precise punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046434.6U CN211965553U (en) | 2020-01-09 | 2020-01-09 | Precise punching die |
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| Publication Number | Publication Date |
|---|---|
| CN211965553U true CN211965553U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020046434.6U Active CN211965553U (en) | 2020-01-09 | 2020-01-09 | Precise punching die |
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| CN (1) | CN211965553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828683A (en) * | 2021-08-26 | 2021-12-24 | 浙江华远汽车科技股份有限公司 | Forming device and forming method for part with hole |
| CN113828683B (en) * | 2021-08-26 | 2024-04-30 | 浙江华远汽车科技股份有限公司 | Forming device and forming method for parts with holes |
-
2020
- 2020-01-09 CN CN202020046434.6U patent/CN211965553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828683A (en) * | 2021-08-26 | 2021-12-24 | 浙江华远汽车科技股份有限公司 | Forming device and forming method for part with hole |
| CN113828683B (en) * | 2021-08-26 | 2024-04-30 | 浙江华远汽车科技股份有限公司 | Forming device and forming method for parts with holes |
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