阅读说明：本技术 卷料折弯治具 (Coil stock tool of bending ) 是由 李文豪 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种卷料折弯治具,包括第一治具、脱料件、限位件以及第二治具。第一治具具有一承压面,承压面上凹设有相连通的第一限位槽和第二限位槽,第一限位槽底部凹设有容置槽。脱料件通过弹性件弹性设置于容置槽内,在自然状态下,脱料件的上表面与第一限位槽的底部相齐平。限位件配置于第二限位槽内,限位件可沿第二限位槽向第一限位槽移动,辅助定位置于第一限位槽内的卷料。第二治具具有一与承压面相压合的施压面,施压面上与容置槽相对应的位置固定设置有用于折弯卷料的施压件。本发明的卷料折弯治具,能够在保证尺寸的情况下提高制作产品的速度,冲压方便简单,速度快,不良率低,冲压效果好。(The invention discloses a coil bending jig which comprises a first jig, a stripping piece, a limiting piece and a second jig. The first jig is provided with a pressure bearing face, a first limiting groove and a second limiting groove which are communicated are concavely arranged on the pressure bearing face, and an accommodating groove is concavely arranged at the bottom of the first limiting groove. The stripping piece is elastically arranged in the accommodating groove through the elastic piece, and the upper surface of the stripping piece is flush with the bottom of the first limiting groove in a natural state. The limiting piece is arranged in the second limiting groove, and the limiting piece can move towards the first limiting groove along the second limiting groove to assist in positioning the coil stock arranged in the first limiting groove. The second jig is provided with a pressing surface which is pressed with the bearing surface, and a pressing piece for bending the coil stock is fixedly arranged on the pressing surface at a position corresponding to the accommodating groove. The coil bending jig can improve the speed of manufacturing products under the condition of ensuring the size, and has the advantages of convenience and simplicity in punching, high speed, low reject ratio and good punching effect.)

1. The utility model provides a coil stock tool of bending which characterized in that includes:

the first jig is provided with a pressure bearing surface, a first limiting groove and a second limiting groove which are communicated are concavely arranged on the pressure bearing surface, and an accommodating groove is concavely arranged at the bottom of the first limiting groove;

the stripping piece is elastically arranged in the accommodating groove through an elastic piece, and the upper surface of the stripping piece is flush with the bottom of the first limiting groove in a natural state;

the limiting piece is configured in the second limiting groove, can move towards the first limiting groove along the second limiting groove and assists in positioning the coil stock in the first limiting groove; and

and the second jig is provided with a pressing surface which is pressed with the bearing surface, and a pressing piece for bending the coil stock is fixedly arranged on the pressing surface at a position corresponding to the accommodating groove.

2. The coil bending jig according to claim 1, wherein the first limiting groove is provided to extend transversely through the first jig, and the second limiting groove is provided on one side of the first jig along a length direction of the first limiting groove.

3. The coil bending jig according to claim 2, wherein the depth of the second limiting groove is not greater than the depth of the first limiting groove.

4. The coil bending jig according to claim 2, wherein the width of the accommodating groove is smaller than half of the width of the first limiting groove.

5. The coil bending jig according to claim 4, wherein the accommodating groove is provided on a side of the first limiting groove away from the second limiting groove.

6. The coil bending jig according to claim 1, wherein the first jig is provided with a screw hole communicating with the second limiting groove, and a locking member is disposed in the screw hole and is capable of approaching to or being away from the limiting member disposed in the second limiting groove to lock or unlock the same.

7. The roll bending jig of claim 1, wherein the pressing member has a length and a width that are both smaller than a length and a width of the receiving groove.

8. The coil bending jig according to claim 1, wherein positioning members are disposed between the pressing member and the second jig, and a plurality of the positioning members are disposed on both sides of the pressing member along a length direction of the pressing member.

9. The coil bending jig according to claim 8, wherein the positioning members are each configured in an L-shaped configuration.

10. The coil bending jig according to claim 1, wherein the first jig and the second jig are respectively provided with a positioning column and a positioning hole which are matched with each other.

Technical Field

The invention relates to the technical field of stamping jigs, in particular to a coil bending jig which is suitable for products with angle requirements and hardness materials.

Background

At present, electronic products and ionic products in the society are more and more intelligent and diversified, the living quality level of people is continuously improved, the functional requirements on the products are increased, and the technical requirements are gradually improved. After the existing coil stock is subjected to required punching, the part needing to be bent is bent usually in a manual mode. Because the material of product has certain hardness and the angle that needs to bend has certain requirement, the technology is loaded down with trivial details, and manual work often the progress is very slow, consumes time, and forms unqualified product easily, and efficiency is extremely low.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to provide a coil bending jig which is suitable for products with angle requirements and hardness, can improve the speed of manufacturing the products under the condition of ensuring the size, and has the advantages of convenience and simplicity in punching, high speed, low reject ratio and good punching effect.

In order to achieve the above object, the present invention provides a coil bending jig, which includes a first jig, a stripping member, a limiting member and a second jig.

The first jig is provided with a pressure bearing face, a first limiting groove and a second limiting groove which are communicated are concavely arranged on the pressure bearing face, and an accommodating groove is concavely arranged at the bottom of the first limiting groove.

The stripping piece is elastically arranged in the accommodating groove through an elastic piece, and the upper surface of the stripping piece is flush with the bottom of the first limiting groove in a natural state.

The limiting part is arranged in the second limiting groove, and the limiting part can move towards the first limiting groove along the second limiting groove to assist in positioning the coil stock in the first limiting groove. And

the second jig is provided with a pressing surface which is pressed with the bearing surface, and a pressing piece for bending the coil stock is fixedly arranged on the pressing surface at a position corresponding to the accommodating groove.

In the above technical scheme, when the first jig is pressed on the second jig, the stripping member is compressed in the accommodating groove under the action of the pressing member, and when the first jig is separated from the second jig, the stripping member ejects the coil out of the first limiting groove under the action of the elastic member.

In one or more embodiments, the elastic member is a spring, and the stripper member is a thin steel plate.

In one or more embodiments, the first limiting groove transversely penetrates through the first jig, and the second limiting groove is opened on one side of the first jig along the length direction of the first limiting groove.

In one or more embodiments, the depth of the second retaining groove is not greater than the depth of the first retaining groove.

In one or more embodiments, the width of the accommodating groove is less than half of the width of the first limiting groove.

In one or more embodiments, the accommodating groove is disposed on a side of the first position-limiting groove away from the second position-limiting groove.

In one or more embodiments, the first fixture is provided with a screw hole communicated with the second limiting groove, a locking member is arranged in the screw hole, and the locking member can approach to or be far away from a limiting member arranged in the second limiting groove so as to lock or unlock the limiting member.

In one or more embodiments, the pressing member has a length and a width that are both smaller than a length and a width of the receiving groove.

In one or more embodiments, positioning elements are arranged between the pressing element and the second jig, and a plurality of positioning elements are distributed on two sides of the pressing element along the length direction of the pressing element.

In one or more embodiments, the positioning members are each configured in an L-shaped configuration.

In one or more embodiments, the pressing member is an indentation knife, and is formed by grinding a blade edge of a normal cutter with the blade edge, so as to ensure that the coil stock body is not damaged during normal stamping and bending, and therefore, the effect that the coil stock body is not easy to break as required by a customer is achieved.

In one or more embodiments, the positioning element is a top knife and is used for fixing the pressing element, so that the pressing element is prevented from being bent and deviated in the stamping and bending process to influence the bending size of the coil stock.

In one or more embodiments, the first jig and the second jig are respectively provided with a positioning column and a positioning hole which are matched with each other.

Compared with the prior art, the coil bending jig is high in stamping speed, convenient and simple, low in reject ratio and capable of improving the speed of manufacturing products under the condition of ensuring the size when bending products with angle requirements and hardness materials, and improving the phenomena of time consumption, complex process and high reject ratio existing in manual operation in the prior art, so that the production difficulty is reduced, the working hours are saved, and the production efficiency is improved.

The coil bending jig improves the bending precision of products, reduces the reject ratio, reduces the working hours and reduces the labor cost.

Drawings

Fig. 1 is a first schematic structural diagram of a first jig in a coil bending jig according to an embodiment of the present invention.

Fig. 2 is a second schematic structural diagram of a first fixture in a coil bending fixture according to an embodiment of the invention.

Fig. 3 is a schematic structural diagram of a second jig in the coil bending jig according to an embodiment of the invention.

Fig. 4 is a first forming die for a coil to be bent according to an embodiment of the present invention.

Fig. 5 is a second forming die for a coil to be bent according to an embodiment of the present invention.

FIG. 6 is a schematic plan view of a feeding platform for a to-be-bent coil material according to an embodiment of the present invention.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1 to 3, an embodiment of the invention provides a coil bending jig, which includes a first jig 10, a stripping member 20, a limiting member 30, a second jig 40, and a pressing member 50. The stripping member 20 and the limiting member 30 are disposed on the first fixture 10. The pressing member 50 is disposed on the second jig 40. The second jig 40 is matched with the first jig 10 to bend and stamp the coil stock placed on the first jig 10.

The first jig 10 is configured as a rectangular parallelepiped plate-shaped structure, and the first jig 10 has a pressure-bearing surface 11, and a first limit groove 12 is concavely provided on the pressure-bearing surface 11. The first limiting groove 12 is disposed through the first fixture 10 in a length direction of the first fixture 10. The first limiting groove 12 can be used for fixing a punched coil product to be bent, and the coil product cannot deviate in the bending process.

The bearing surface 11 of the first fixture 10 is further concavely provided with a second limiting groove 13, and the second limiting groove 13 is arranged on one side of the first fixture 10 along the length direction of the first limiting groove 12 and is communicated with the first limiting groove 12. The depth of the second limiting groove 13 is not greater than the depth of the first limiting groove 12, and preferably, the depth of the second limiting groove 13 is equal to the depth of the first limiting groove 12. The second limiting groove 13 is used for placing the limiting member 30.

The side of the first fixture 10 is penetrated and provided with a screw hole communicated with the second limiting groove 13, a locking member 14 is arranged in the screw hole, and the locking member 14 is a screw and has a locking surface. The locker 14 may be close to or distant from the retaining member 30 disposed in the second retaining groove 13 to lock or unlock the same.

The bottom of the first position-limiting groove 12 is concavely provided with a containing groove 121, and the containing groove 121 penetrates through the first fixture 10 along the length direction of the first position-limiting groove 12. The width of the accommodating groove 121 is smaller than half of the width of the first limiting groove 12, and the accommodating groove 121 is located on one side of the first limiting groove 12 away from the second limiting groove 13.

The stripping member 20 is elastically disposed in the accommodating groove 121 through the elastic member 21, and in a natural state, an upper surface of the stripping member 20 is flush with a bottom of the first limiting groove 12. The stripping member 20 is a thin steel plate with a width slightly smaller than the width of the receiving groove 121. The elastic member 21 is a spring, and the stripping member 20 can move up and down in the accommodating groove in cooperation with the elastic member 21 to push the rolled product out of the first limiting groove 12.

The limiting member 30 is disposed in the second limiting groove 13, the limiting member 30 has a limiting portion facing the first limiting groove 12, the limiting portion may be a flat plane (parallel to the long side of the first limiting groove 12), or may be a plurality of protruding structures disposed at intervals, and the maximum lengths of the plurality of protruding structures in the width direction of the first limiting groove 12 are the same. The limiting member 30 can move towards the first limiting groove 12 along the second limiting groove 13, and the position of the limiting member 30 can be manually adjusted to adjust the usable width of the first limiting groove 13, so as to assist in positioning the coil product in the first limiting groove 12.

The second jig 40 is also configured as a rectangular parallelepiped plate-like structure, and the second jig 40 has a pressing surface 41 pressed against the pressure receiving surface 11. The pressing member 50 is fixedly embedded on the pressing surface 41, and the pressing member 50 corresponds to the position of the accommodating groove 121. The pressing member 50 has a length and a width smaller than those of the receiving groove 121. The pressing member 50 is an indentation knife, which is made by grinding off the blade of a normal cutter with a blade to ensure that the coil stock body is not damaged during normal stamping and bending, thereby achieving the effect of difficult fracture required by customers.

Positioning elements 60 are further disposed between the pressing element 50 and the second jig 40, and a plurality of positioning elements 60 are distributed on both sides of the pressing element 50 along the length direction of the pressing element 50. The positioning members 60 are each configured in an L-shaped configuration. The positioning element 60 is a top knife and is used for fixing the pressing element 50, so that the pressing element 50 is prevented from being bent and deviated in the stamping and bending process to influence the bending size of the coil stock.

In the above technical solution, when the first jig 10 is pressed on the second jig 40, the stripping member 20 is compressed in the accommodating groove 121 under the action of the pressing member 50, and when the first jig 10 is separated from the second jig 40, the stripping member 20 ejects the coil out of the first limiting groove 12 under the action of the elastic member 21.

In order to improve the stability of the pressing member 50 acting on the to-be-bent region of the roll material product, the first jig 10 and the second jig 40 are respectively provided with a positioning column 15 and a positioning hole 42 which are matched with each other. The positioning post 15 cooperates with the positioning hole 42 to perform a positioning operation, so as to realize a positioning combination of the first jig 10 and the second jig 40.

As shown in fig. 4 to 6, the product substrate needs to be stamped by the forming die shown in fig. 4 and 5, and then a bendable coil product is formed after stamping, and is placed on the coil bending jig for industrial bending. The molds of fig. 4 and 5 were placed in the D1 and D2 positions, respectively, in the feed platform of fig. 6. Wherein C1 is depicted as the first score, C2 is depicted as the trim knife line, and C3 is depicted as the adhesive backed half segment knife line in fig. 4. The second score D1 in fig. 5 is described as matching the first score C1 in fig. 4 to position and punch the product, the base material half segment knife line of D2 is described, and the D3 is described as full-broken knife line. In fig. 6, 101 is depicted as a release film discharging roller, and 102 is depicted as a release film backing paper receiving roller; 103 is described as a PET2510B release film discharging roller, and 104 is described as a PET2510B release film receiving roller; 105 is described as a box sealing adhesive tape discharging roller, 106 is described as a box sealing adhesive tape receiving roller; 107 is depicted as GY6027D substrate discharge roller, 108 is depicted as first stub receiving roller, and 109 is depicted as second stub receiving roller; the described 110 is a PA6008 protective film discharging roller, and the described 111 is a PA6008 protective film and excess material receiving roller; depicted at 112 is a roll product take-up roll to be bent.

First, preparing the material

1) GY6027D base material T ═ 0.35MM

2)3M467 Back adhesive T ═ 0.05MM

3) PET2510B Release film T ═ 0.025MM

4) PA6008 protective film T is 0.06MM

5) PET75-200 release film T0.075 MM

6) Sealing adhesive tape T is 0.05MM

Second, prepare material

And (3) adhering the 3M467 back glue to the release surface of the PET75-200 release film by using an adhering machine.

Erecting the first mold shown in fig. 4 and the second mold shown in fig. 5 on a roller cutter table (positions D1 and D2) of the feeding platform shown in fig. 6, and punching and molding the D2 trimming line, the C3 gum half-section cutter, the C3 gum half-section cutter, the D2 base material half-section cutter and the D3 full-cutting cutter through the C1 first score and the D1 second score, and collecting the coil materials.

Third, the manufacturing process

The collected coil materials are placed on a discharging machine table, the first jig 10 and the second jig 40 are further erected on an upper plate and a lower plate of a stamping machine table after being aligned with a positioning hole 42 through a positioning column 15, the coil materials are further pulled out and placed in a first limiting groove 12, the coil materials are limited in the first limiting groove 12 by adjusting the upper position and the lower position of a limiting part 30, a punching button is further pressed, the upper plate of the machine table descends to synchronously drive a pressing part 50 to descend to be pressed to an area to be bent of the coil materials, after the coil materials are bent to an angle required by a customer, the upper plate of the machine table and the pressing part 50 move upwards to an original point, a synchronous elastic part 21 upwards supports a stripping part 20, the synchronous stripping part 20 supports the bent coil materials, and the bent coil materials are collected by a collecting machine.

Compared with the prior art, the coil bending jig is high in stamping speed, convenient and simple, low in reject ratio and capable of improving the speed of manufacturing products under the condition of ensuring the size when bending products with angle requirements and hardness materials, and improving the phenomena of time consumption, complex process and high reject ratio existing in manual operation in the prior art, so that the production difficulty is reduced, the working hours are saved, and the production efficiency is improved.

The coil bending jig improves the bending precision of products, reduces the reject ratio, reduces the working hours and reduces the labor cost.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.