CN211993329U - Die for punching explosion-proof membrane - Google Patents
Die for punching explosion-proof membrane Download PDFInfo
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- CN211993329U CN211993329U CN202020600220.9U CN202020600220U CN211993329U CN 211993329 U CN211993329 U CN 211993329U CN 202020600220 U CN202020600220 U CN 202020600220U CN 211993329 U CN211993329 U CN 211993329U
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Abstract
The utility model discloses a die for punching an explosion-proof membrane, which comprises a lower template, wherein an upper template is connected above the lower template in a sliding way, the upper end surface of the upper template is fixedly connected with the tail end of the hydraulic telescopic rod, the lower end surface of the upper template is provided with an outer frame knife, the left end of the outer frame knife is provided with a pair of tearing angle clearance grooves, the right end of the tearing angle clearance groove at the front side is provided with a low cutter, a cutter is arranged right below the right end of the tearing angle clearance groove on the rear side on the upper end surface of the lower template, an explosion-proof membrane is arranged between the upper template and the lower template in a penetrating way, an upper release membrane is arranged on the upper end surface of the explosion-proof membrane, a lower release membrane is arranged on the lower end surface of the explosion-proof membrane, the edge length of the outer frame knife is equal to the sum of the thicknesses of the upper release film, the explosion-proof film and the lower release film, the blade length of the low cutter and the cutter repairing is equal to the sum of the thicknesses of the explosion-proof membrane and the upper release membrane or the lower release membrane. The utility model relates to a simple structure, die-cut efficient, the die-cut mould of using of rupture membrane that the precision is high.
Description
Technical Field
The utility model relates to a die-cut mould technical field specifically is a die-cut mould of using of rupture membrane.
Background
In the production process of the explosion-proof membrane, the upper surface and the lower surface of the explosion-proof membrane are both attached with a layer of release membrane, in order to be torn from the explosion-proof membrane more easily, a tearing hand stretching out of the edge of the explosion-proof membrane can be cut, the traditional process is generally to finish the tearing hand on the product firstly and then to perform outer frame punching and forming, the process is relatively complex, the production efficiency is not high, and the market demand of the current competitive industry is hardly met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a die-cut mould of using of rupture membrane to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a die for punching an explosion-proof membrane comprises a lower template, an upper template is connected above the lower template in a sliding manner, the upper end surface of the upper template is fixedly connected with the tail end of the hydraulic telescopic rod, the lower end surface of the upper template is provided with an outer frame knife, the left end of the outer frame knife is provided with a pair of tearing angle clearance grooves, the right end of the tearing angle clearance groove at the front side is provided with a low cutter, a cutter is arranged right below the right end of the tearing angle clearance groove on the rear side on the upper end surface of the lower template, an explosion-proof membrane is arranged between the upper template and the lower template in a penetrating way, an upper release membrane is arranged on the upper end surface of the explosion-proof membrane, a lower release membrane is arranged on the lower end surface of the explosion-proof membrane, the edge length of the outer frame knife is equal to the sum of the thicknesses of the upper release film, the explosion-proof film and the lower release film, the blade length of the low cutter and the cutter repairing is equal to the sum of the thicknesses of the explosion-proof membrane and the upper release membrane or the lower release membrane.
Preferably, four hanging corners of the upper template are fixedly connected with guide rod sleeves, four corners of the lower template are fixedly connected with guide rods, and the guide rods are slidably connected in the guide rod sleeves.
Preferably, the bottom of the guide rod is provided with a limiting device, and the limiting device comprises a limiting cylinder arranged around the guide rod.
Preferably, the bottom of the guide rod is further provided with a buffer device, the buffer device comprises a spring sleeved on the guide rod, and the lower end of the spring is arranged on the inner side of the limiting cylinder.
Preferably, the periphery of the upper end surface of the lower template is provided with a downward inclined material pouring inclined plane.
Preferably, the upper end surface of the limiting cylinder is higher than the upper end surface of the lower template.
Compared with the prior art, the beneficial effects of the utility model are that: when the utility model is used for punching, the outer frame knife is cut with the rupture membrane with a pair of tearing angles extending out due to the arrangement of the tearing angle clearance groove; under the action of a low cutter, the upper delamination film and the explosion-proof film in the area of the tearing angle clearance groove on the front side are cut off, and only the tearing angle on the delamination film is left; the lower release film and the explosion-proof film in the rear side tear angle clearance groove area are cut off under the action of the supplementing cutter, and only the tear angle on the upper release film is reserved, so that the explosion-proof film with complete edges and the upper release film and the lower release film with the tear angles extending outwards are punched and cut into slices. The guide rod is connected in the guide rod sleeve in a sliding mode, and punching precision is improved. The upper end face of the limiting cylinder is higher than that of the lower template, so that the cutting edge is prevented from touching the template. The utility model discloses can simplify the technology that the tradition needs the sword just can accomplish into the sword shaping under the accurate condition of mould cooperation. The utility model relates to a simple structure, die-cut efficient, the die-cut mould of using of rupture membrane that the precision is high.
Drawings
FIG. 1 is a schematic structural view of a die for rupture disk punching;
FIG. 2 is a bottom view of an upper die plate in a die for rupture disk punching;
fig. 3 is a top view of a middle mold plate and a lower mold plate of the die for cutting the rupture disk.
In the figure: 1-lower template, 2-upper template, 3-guide rod sleeve, 4-guide rod, 5-hydraulic telescopic rod, 6-upper release film, 7-explosion-proof film, 8-lower release film, 9-limiting device, 10-limiting cylinder, 11-material pouring inclined plane, 12-peripheral knife, 13-low knife, 14-complementary knife, 15-tearing angle clearance groove, 16-buffer device and 17-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a die-cut mould of using of rupture membrane, includes lower bolster 1, sliding connection has cope match-plate pattern 2 above the lower bolster 1, 2 up end of cope match-plate pattern and 5 terminal fixed connection of hydraulic telescoping rod, are provided with outer frame sword 12 on the lower terminal surface of cope match-plate pattern 2, the left end of outer frame sword 12 is provided with a pair of angle of tearing and keeps away dead slot 15, and the right-hand member that the angle of tearing of front side kept away dead slot 15 is provided with low cutter 13, be located the rear side on the up end of lower bolster 1 and tear the angle and keep away dead slot 15 under be provided with the benefit cutter 14, wear to be equipped with rupture membrane 7 between cope match-plate pattern 2 and the lower bolster 1, be provided with upper strata from type membrane 6 on the up end of rupture membrane 7, be provided with lower floor from type membrane 8 on the lower terminal surface of rupture membrane 7, the sword length of outer frame sword 12 equals the thickness sum of upper strata from type membrane 6, rupture membrane 7 and lower floor from type membrane 8, the length of low cutter 13 and benefit cutter 14 equals the thickness sum of thickness of rupture membrane 7 And (c).
When in punching, the outer frame knife 12 is cut with a pair of rupture membranes 7 with extending tearing angles due to the arrangement of the tearing angle clearance grooves 15; under the action of the low cutter 13, the upper delamination type film 6 and the explosion-proof film 7 in the area of the tearing angle clearance groove 15 on the front side are cut off, and only the tearing angle on the delamination type film 8 is left; the lower release film 8 and the explosion-proof film 7 in the area of the rear side tearing angle clearance groove 15 are cut off under the action of the mending cutter 14, only the tearing angle on the upper release film 6 is reserved, and therefore the explosion-proof film 7 with complete edges and the upper release film 6 and the lower release film 8 with the tearing angles extending outwards are punched and cut into slices.
Preferably, four hanging corners of the upper template 2 are fixedly connected with guide rod sleeves 3, four corners of the lower template 1 are fixedly connected with guide rods 4, and the guide rods 4 are slidably connected in the guide rod sleeves 3.
The guide rod 4 is connected in the guide rod sleeve 3 in a sliding mode, and punching precision is improved.
Preferably, the bottom of the guide rod 4 is provided with a limiting device 9, and the limiting device 9 comprises a limiting cylinder 10 arranged around the guide rod 4.
The arrangement of the limiting cylinder 10 limits the lowest stroke of the upper template 2, and avoids the damage of a cutting edge during punching.
Preferably, the bottom of the guide rod 4 is further provided with a buffer device 16, the buffer device 16 comprises a spring 17 sleeved on the guide rod 4, and the lower end of the spring 17 is arranged on the inner side of the limiting cylinder 10.
The spring 17 plays a certain role in buffering.
Preferably, the periphery of the upper end surface of the lower template 1 is provided with a downward inclined material pouring slope 11.
The material pouring inclined plane 11 can guide the punched waste materials out.
Preferably, the upper end surface of the limiting cylinder 10 is higher than the upper end surface of the lower template 1.
The upper end face of the limiting cylinder 10 is higher than that of the lower template 1, so that the blade is prevented from touching the template.
The utility model discloses a theory of operation is: when the utility model is used for punching, because of the arrangement of the tearing angle clearance groove 15, the outer frame knife 12 cuts the explosion-proof film 7 with a pair of tearing angles extending out; under the action of the low cutter 13, the upper delamination type film 6 and the explosion-proof film 7 in the area of the tearing angle clearance groove 15 on the front side are cut off, and only the tearing angle on the delamination type film 8 is left; the lower release film 8 and the explosion-proof film 7 in the area of the rear side tearing angle clearance groove 15 are cut off under the action of the repair cutter 14, only the tearing angle on the upper release film 6 is reserved, and therefore the explosion-proof film 7 with complete edges and the upper release film 6 and the lower release film 8 with the tearing angles extending outwards are punched and cut into slices. The guide rod 4 is connected in the guide rod sleeve 3 in a sliding mode, and punching precision is improved. The upper end face of the limiting cylinder 10 is higher than that of the lower template 1, so that the blade is prevented from touching the template. The arrangement of the limiting cylinder 10 limits the lowest stroke of the upper template 2, and avoids the damage of a cutting edge during punching. The spring 17 plays a certain role in buffering. The material pouring inclined plane 11 can guide the punched waste materials out.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a die-cut mould of using of rupture membrane, includes lower bolster (1), its characterized in that: the anti-explosion die is characterized in that an upper die plate (2) is connected to the upper portion of the lower die plate (1) in a sliding mode, the upper end face of the upper die plate (2) is fixedly connected with the tail end of a hydraulic telescopic rod (5), an outer frame knife (12) is arranged on the lower end face of the upper die plate (2), a pair of corner tearing clearance grooves (15) are formed in the left end of the outer frame knife (12), a low cutter (13) is arranged at the right end of the corner tearing clearance groove (15) in the front side, a complementary cutter (14) is arranged under the right end of the corner tearing clearance groove (15) in the rear side on the upper end face of the lower die plate (1), an anti-explosion film (7) penetrates through the upper die plate (2) and the lower die plate (1), an upper-layer release film (6) is arranged on the upper end face of the anti-explosion film (7), a lower-layer outer frame release film (8) is arranged on the lower end face of the anti-explosion film (, The sum of the thicknesses of the explosion-proof film (7) and the lower release film (8), and the blade lengths of the low cutting knife (13) and the repair cutting knife (14) are equal to the sum of the thicknesses of the explosion-proof film (7) and the upper release film (6) or the lower release film (8).
2. The die for blanking an explosion vent according to claim 1, wherein: four hanging corners of the upper template (2) are fixedly connected with guide rod sleeves (3), four corners of the lower template (1) are fixedly connected with guide rods (4), and the guide rods (4) are connected in the guide rod sleeves (3) in a sliding mode.
3. The die for blanking an explosion vent according to claim 2, wherein: the bottom of the guide rod (4) is provided with a limiting device (9), and the limiting device (9) comprises a limiting cylinder (10) arranged around the guide rod (4).
4. The die for blanking an explosion vent according to claim 3, wherein: the bottom of the guide rod (4) is further provided with a buffer device (16), the buffer device (16) comprises a spring (17) sleeved on the guide rod (4), and the lower end of the spring (17) is arranged on the inner side of the limiting cylinder (10).
5. The die for blanking an explosion vent according to claim 1, wherein: and the periphery of the upper end surface of the lower template (1) is provided with a downward-inclined material pouring inclined plane (11).
6. The die for blanking an explosion vent according to claim 3, wherein: the upper end face of the limiting cylinder (10) is higher than the upper end face of the lower template (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020600220.9U CN211993329U (en) | 2020-04-21 | 2020-04-21 | Die for punching explosion-proof membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020600220.9U CN211993329U (en) | 2020-04-21 | 2020-04-21 | Die for punching explosion-proof membrane |
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| Publication Number | Publication Date |
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| CN211993329U true CN211993329U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020600220.9U Active CN211993329U (en) | 2020-04-21 | 2020-04-21 | Die for punching explosion-proof membrane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393641A (en) * | 2022-01-11 | 2022-04-26 | 苏州哈德胜精密科技有限公司 | Circular cutting mechanism for ultra-long thin film products |
-
2020
- 2020-04-21 CN CN202020600220.9U patent/CN211993329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393641A (en) * | 2022-01-11 | 2022-04-26 | 苏州哈德胜精密科技有限公司 | Circular cutting mechanism for ultra-long thin film products |
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