CN211630516U

CN211630516U - Bending jig

Info

Publication number: CN211630516U
Application number: CN202020705056.8U
Authority: CN
Inventors: 蔡宝国; 张轲
Original assignee: Luxshare Intelligent Manufacture Zhejiang Co Ltd
Current assignee: Luxshare Intelligent Manufacture Zhejiang Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-02
Anticipated expiration: 2030-04-30

Abstract

The application discloses a bending jig which comprises a moving mechanism, a workpiece supporting seat and a bending mechanism, wherein the workpiece supporting seat is arranged on the moving mechanism and is provided with a forming convex block, the forming convex block is provided with a forming surface, and a workpiece is placed on the forming surface; the bending mechanism is arranged on the workpiece supporting seat and is provided with a plurality of pressing pieces, the pressing pieces correspond to the molding surface, and a curve formed by connecting the centers of the pressing pieces is consistent with the molding surface. The positions of the pressing pieces are adjusted, so that a curve formed by connecting the centers of the pressing pieces is consistent with a forming surface, the workpiece to be manufactured in another bending form can be continuously produced and manufactured only by replacing the workpiece supporting seat and adjusting the positions of the pressing pieces, the whole bending jig does not need to be designed again, the serviceability of the bending jig is greatly improved, and the whole manufacturing cost is reduced.

Description

Bending jig

Technical Field

The application relates to the technical field of flexible circuit board bends, especially relates to a tool of bending.

Background

At present, electronic components with flexible circuit boards are provided in electronic products, and the flexible circuit boards are generally required to be bent. At present, elbow clamps or air cylinders are adopted to press up and down to treat bending positions in a bending mode, the follow-up performance of the bending mode is poor, when another bending mode of a flexible circuit board is to be manufactured, a bending tool needs to be redesigned, and the whole manufacturing cost is greatly improved.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a tool of bending solves the instrument of the gentle circuit board of bending at present and follows the usability not good, leads to the problem that whole manufacturing cost promotes by a wide margin.

In order to solve the technical problem, the present application is implemented as follows:

the utility model provides a tool of bending, it includes: a moving mechanism; the workpiece supporting seat is arranged on the moving mechanism and is provided with a forming lug, the forming lug is provided with a forming surface, and the workpiece is placed on the forming surface; and the bending mechanism is arranged on the workpiece supporting seat and is provided with a plurality of pressing pieces, the pressing pieces correspond to the molding surface, and a curve formed by connecting the centers of the pressing pieces is consistent with the molding surface.

In the embodiment of the application, the positions of the pressing pieces are adjusted, so that the curve formed by connecting the centers of the pressing pieces is consistent with the forming surface, a workpiece consistent with the forming surface can be bent, the workpiece in another bending form can be continuously produced and manufactured only by replacing the workpiece supporting seat and adjusting the positions of the pressing pieces, the whole bending jig does not need to be designed again, the serviceability of the bending jig is greatly improved, and the whole manufacturing cost is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of a bending jig according to an embodiment of the present application;

fig. 2 is a diagram illustrating a use state of a bending jig according to an embodiment of the present application;

3 fig. 33 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 a 3- 3 a 3' 3 of 3 fig. 32 3. 3

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

3 please 3 refer 3 to 3 fig. 31 3, 3 fig. 32 3 and 3 fig. 33 3, 3 which 3 are 3 a 3 schematic 3 view 3, 3 a 3 usage 3 state 3 diagram 3 and 3 a 3 cross 3- 3 sectional 3 view 3 along 3 a 3 line 3 a 3- 3 a 3' 3 in 3 fig. 32 3 of 3 a 3 bending 3 jig 3 according 3 to 3 an 3 embodiment 3 of 3 the 3 present 3 application 3; 3 As shown in the drawings, the bending jig 1 of the present embodiment includes a moving mechanism 10, a workpiece support base 11 and a bending mechanism 12, wherein the workpiece support base 11 is disposed on the moving mechanism 10 and has a forming protrusion 111, and the forming protrusion 111 has a forming surface 1111. The bending mechanism 12 is provided on the workpiece support base 11, and has a plurality of pressing members 121, the plurality of pressing members 121 correspond to the molding surface 1111, and a curve formed by connecting the centers of the plurality of pressing members 121 conforms to the molding surface 1111. When the bending jig 1 of the present embodiment is used, the workpiece 2 is placed on the forming surface 1111, the workpiece support 11 is driven by the moving mechanism 10 to move toward the bending mechanism 12, the pressing members 121 bend the workpiece 2 located on the forming surface 1111, and a curve formed by connecting the centers of the pressing members 121 conforms to the forming surface 1111, so that the bending shape of the workpiece 2 after bending conforms to the forming surface 1111. The positions of the pressing members 121 are adjustable, that is, the pressing members 121 can be adjusted according to the shape of the molding surface 1111, so that the curved line formed by connecting the centers of the pressing members 121 conforms to the molding surface 1111. If a workpiece 2 in another bending form is to be bent, the workpiece support seat 11 is replaced only, that is, the forming surface 1111 conforming to the new bending form is replaced, and then the positions of the pressing pieces 121 are adjusted to enable a curve formed by connecting the centers of the pressing pieces 121 to conform to the new forming surface 1111, so that the production and the manufacture can be continued, the whole bending jig 1 does not need to be redesigned, the serviceability of the bending jig 1 is greatly improved, and the whole manufacturing cost is greatly reduced. The workpiece 2 of the present embodiment may be a flexible circuit board or other flexible member. The pressing members 121 of the present embodiment are four, but the number of the pressing members 121 can be more than four, so that the pressing members 121 press the workpiece 2, so that the workpiece 2 is more attached to the molding surface 1111.

The details of the moving mechanism 10, the workpiece support 11 and the bending mechanism 12 are described in detail below, and the moving mechanism 10 of the present embodiment includes a base 101, a slide rail 102 and a moving member 103, the slide rail 102 is disposed on the base 101, the moving member 103 is slidably disposed on the slide rail 102, and the workpiece support 11 is disposed on the moving member 103. When the moving member 103 is pushed by a user, the moving member 103 drives the workpiece support 11 to move along the slide rail 102.

In one embodiment, the moving member 103 includes a slide 1031 and a moving seat 1032, the slide 1031 is slidably disposed on the slide rail 102, the moving seat 1032 is disposed on the slide 1031, and the workpiece support seat 11 is disposed on the moving seat 1032. In an embodiment, the moving member 103 further includes a handle 1033, the handle 1033 is disposed on the moving seat 1032, and the user can push or pull the moving member 103 by applying force through the handle 1033, so as to increase convenience in use. In the embodiment, the handle 1033 is disposed on the surface of the moving seat 1032 away from the slider 1031, but the handle 1033 may also be disposed on the side of the moving seat 1032.

The bending mechanism 12 of the present embodiment includes a bracket 122, a fixing base 123, and a plurality of guide posts 124, wherein the bracket 122 is disposed on the base 101, the fixing base 123 is disposed on the bracket 122, and is positioned on the workpiece supporting seat 11, the fixed seat 123 has a plurality of guiding holes 1231 arranged at intervals, the plurality of guiding holes 1231 extend along a direction perpendicular to the surface of the fixed seat 123 close to the workpiece supporting seat 11, the plurality of guiding columns 124 are respectively movably arranged in the corresponding guiding holes 1231, one end of each guide post 124 is connected to the corresponding pressing member 121, and each guide post 124 drives the corresponding pressing member 121 to move away from or close to the forming surface 1111, which also means that the position of each pressing member 121 can be adjusted, so that the position of each pressing member 121 is determined according to the forming surface 1111, the position of the pressing member 121 is adjusted by the movement of the guide post 124 in the guide hole 1231, and a curved line formed by connecting the centers of the plurality of pressing members 121 conforms to the molding surface 1111. The pressing member 121 of the embodiment uses a rolling pressing wheel, when the workpiece 2 on the molding surface 1111 passes through the pressing members 121, the pressing members 121 roll and contact the surface of the workpiece 2 to perform press bending, and the contact area between the pressing members 121 and the surface of the workpiece 2 is reduced, so that the movement of the workpiece support base 11 is not affected, and the workpiece 2 on the molding surface 1111 is protected. The pressing member 121 can be made of a relatively soft non-metallic material such as teflon, ABS, PEEK, etc., so that the pressing member 121 is prevented from being damaged by friction or press-fitting with the surface of the workpiece 2.

In an embodiment, the bending mechanism 12 further includes a plurality of stopping blocks 125, the fixing base 123 further includes a plurality of limiting grooves 1232, the plurality of limiting grooves 1232 are spaced apart from the surface of the fixing base 123 away from the workpiece supporting base 11, the plurality of guiding holes 1231 are located on the surface of the fixing base 123 close to the workpiece supporting base 11 and are respectively communicated with the corresponding limiting grooves 1232, and an extending direction of each limiting groove 1232 is the same as an extending direction of each guiding hole 1231. The plurality of stopping blocks 125 are respectively disposed in the corresponding limiting grooves 1232, and one end of the guiding column 124, far from the pressing member 121, in each guiding hole 1231 is connected to the corresponding stopping block 125, in this embodiment, the guiding column 124 is in threaded connection with the stopping block 125, that is, the surface of the guiding column 124 has an external thread, the stopping block 125 has a threaded groove, and the guiding column 124 is disposed in the threaded groove of the stopping block 125. The external thread of the guide post 124 is threadedly coupled to the threaded groove of the stopper 125. One end of each stop block 125 is exposed on the surface of the fixing base 123 away from the workpiece supporting base 11, so that a user can pull or push each stop block 125 to move along the corresponding limiting groove 1232. When each stop block 125 moves along the corresponding limiting groove 1232, the stop block 125 drives the corresponding guide post 124 to move in the guide hole 1231, so as to adjust the position of the pressing member 121. The outer surface of the stopper 125 interferes with the sidewall of the limiting groove 1232 to fix the position of the adjusted pressing member 121. In the embodiment, the stopping block 125 is further provided with a stopping portion 1251 at one end exposed on the fixing seat 123, the width of the stopping portion 1251 is greater than the width of the limiting groove 1232, when the stopping block 125 moves toward the limiting groove 1232, the stopping portion 1251 does not enter the limiting groove 1232, the stopping block 125 is prevented from being completely located in the limiting groove 1232, and a user pulls or pushes the stopping block 125 through the stopping portion 1251 exposed on the fixing seat 123.

In one embodiment, the width of the limiting groove 1232 is greater than the diameter of the guiding hole 1231, so that the width of the stopping block 125 is also greater than the diameter of the guiding hole 1231, the stopping block 125 cannot enter the guiding hole 1231, and the stopping block 125 can only move in the limiting groove 1232.

In one embodiment, an end of each guide post 124 away from the fixing base 123 has a pressing member connection portion 1241, and the pressing member 121 is disposed on the pressing member connection portion 1241, and in this embodiment, the pressing member 121 is rotatably connected to the pressing member connection portion 1241. The width of the pressing piece connecting portion 1241 is greater than the diameter of the guide posts 124, the bending mechanism 12 further includes elastic members 126, the elastic members 126 are respectively sleeved on the corresponding guide posts 124, one end of each elastic member 126 abuts against the surface of the fixing seat 123 close to the workpiece supporting seat 11, and the other end abuts against the pressing piece connecting portion 1241. Each elastic member 126 provides a certain elastic support for the pressing member connection portion 1241, and when the workpiece 2 on the molding surface 1111 passes through the pressing members 121, the pressing members 121 can press against the workpiece 2 on the molding surface 1111 and bend the workpiece 2 on the molding surface 1111, and further, the pressing members 121 are prevented from being displaced due to pressing.

In an embodiment, the moving mechanism 10 further includes a stopper 104, and the stopper 104 is disposed on the base 101 and located at one side of the sliding rail 102. The moving member 103 further includes a limiting block 1034, the limiting block 1034 is disposed on the base 101, and the limiting block 1034 is matched with the stopper 104 for limiting. In this embodiment, the stopping member 104 has two stopping protrusions 1041 arranged at an interval, the arrangement direction of the two stopping protrusions 1041 is parallel to the extending direction of the slide rail 102, the limiting block 1034 moves between the two stopping protrusions 1041 to limit the moving stroke of the moving member 103, the bending of the workpiece 2 can be completed in the moving stroke, and the stopping member 104 limits the moving member 103 to prevent the moving member 103 from separating from the slide rail 102. Of course, the stop block 1041 near the bending mechanism 12 may be omitted, and the bracket 122 of the bending mechanism 12 may be used to cooperate with the remaining stop block 1041 and the limiting block 1034 for limiting.

In an embodiment, the workpiece supporting seat 11 further includes a connecting seat 112, the forming protrusion 111 is disposed on one side of the connecting seat 112, and a surface of the connecting seat 112 away from the pressing member 121 and a surface of the forming protrusion 111 away from the pressing member 121 are located on the same horizontal plane. The connecting base 112 and the forming protrusion 111 are integrally formed. The connecting seat 112 is disposed on the movable seat 1032, and the molding surface 1111 is located on a side of the molding protrusion 111 away from the movable seat 1032.

The forming surface 1111 of the present embodiment may have a workpiece positioning slot, and the workpiece 2 is disposed in the workpiece positioning slot to position the workpiece 2 on the forming surface 1111; or the forming surface 1111 may have a plurality of vacuum suction holes, and the external air pump is connected to the plurality of vacuum suction holes, and when the workpiece 2 is placed on the forming surface 1111, the external air pump pumps air in the plurality of vacuum suction holes to make the workpiece 2 be sucked to the forming surface 1111, which can also position the workpiece 2 on the forming surface 1111. When the workpiece 2 is positioned on the forming surface 1111 in the above manner, the pressing members 121 can accurately press and bend the workpiece 2.

In one embodiment, the workpiece support base 11 further includes a fixing pressing member 113, the fixing pressing member 113 is disposed on the forming protrusion 111, when the workpiece 2 is placed on the forming surface 1111, the fixing pressing member 113 presses one end of the workpiece 2 against the forming surface 1111 to fix the workpiece 2 on the forming surface 1111. If the electronic component 21 is arranged at one end of the workpiece 2, the electronic component 21 is located between the molding surface 1111 and the fixing pressing member 113, and the fixing pressing member 113 can protect the electronic component 21 and prevent the electronic component 21 from being bent and damaged due to contact with the pressing members 121 in the bending process. The material of the fixed pressing member 113 may be a soft non-metal material such as teflon, ABS, PEEK, etc., so as to prevent the pressing member 121 from being damaged by friction or pressing against the surface of the workpiece 2.

In the present embodiment, one end of the forming bump 111 has a through hole 1112, and the through hole 1112 penetrates through the forming surface 1111 and a surface of the forming bump 111 opposite to the forming surface 1111. The fixed pressing member 113 has a fixing post 1131 and a pressing plate 1132, and the pressing plate 1132 is disposed at one end of the fixing post 1131. When the fixing pressing element 113 is disposed on the forming protrusion 111, the fixing post 1131 of the fixing pressing element 113 passes through the through hole 1112, and the pressing plate 1132 presses against one end of the workpiece on the forming surface 1111.

In one embodiment, the movable seat 1032 has a notch 10321, and the notch 10321 is connected to the through hole 1112 of the forming protrusion 111. When the fixed pressing element 113 is disposed on the molding protrusion 111, the fixed post 1131 of the fixed pressing element 113 passes through the through hole 1112 and enters the notch 10321 of the movable seat 1032, so that the fixed post 1131 is located in the notch 10321. When the fixing pressing element 113 is to be detached from the forming protrusion 111, only the fixing post 1131 located in the notch 10321 is pushed, so that the fixing post 1131 moves toward the forming protrusion 111, and the fixing post 1131 protrudes from the forming surface 1111, so as to facilitate detachment.

In one embodiment, the workpiece support 11 further includes an ejection support 114 and a resilient connecting member 115, the ejection support 114 is located in the notch 10321, one end of the resilient connecting member 115 is connected to the ejection support 114, and the other end of the resilient connecting member 115 is connected to the forming protrusion 111. The withdrawing support 114 is movably moved in the notch 10321 by connecting the elastic connecting piece 115 with the forming projection 111. When the fixing post 1131 of the fixed pressing member 113 does not enter the notch 10321, the elastic connecting member 115 is not stretched and exits from the supporting member 114 to be close to the forming protrusion 111. When the fixing post 1131 of the fixed pressing component 113 enters the notch 10321, the withdrawing support 114 corresponds to the fixing post 1131, the fixing post 1131 pushes the withdrawing support 114 to move away from the forming protrusion 111, the elastic connecting component 115 stretches, and the withdrawing support 114 is connected with the forming protrusion 111 through the elastic connecting component 115 to support the fixing post 1131. When the fixing pressing member 113 is to be detached from the forming protrusion 111, the withdrawing support 114 is pushed to move toward the forming protrusion 111, so that the fixing post 1131 of the fixing pressing member 113 protrudes from the forming surface 1111 for facilitating detachment. The withdrawing support 114 can be directly connected to the fixing post 1131, and the withdrawing support 114 can move along with the fixing post 1131, so that the fixing pressing member 113 is fixed on the workpiece supporting seat 11 by the withdrawing support 114, and the fixing pressing member 113 is prevented from being lost when in use. One end of the elastic connecting element 115 may be disposed on the connecting base 112 instead.

To sum up, the application provides a bending jig, through the position of adjusting a plurality of casting die, make the curve that the center of a plurality of casting die links to each other and form the profile and accord with, so can bend out the work piece that accords with the profile, want to make another kind of work piece of bending form and only need change the work piece supporting seat and adjust the position of a plurality of casting die and can continue to produce and make, whole bending jig need not whole redesign, promote bending jig's continuation by a wide margin to reduce holistic manufacturing cost. The casting die of this application can be rolling pinch roller, and rolling pinch roller is through the work piece of bending of rolling mode pressfitting, so can protect the work piece, avoids the work piece to take place the damage in the in-process that the pressfitting was bent, promotes holistic manufacturing yield by a wide margin.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

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

a moving mechanism;

the workpiece supporting seat is arranged on the moving mechanism and is provided with a forming lug, the forming lug is provided with a forming surface, and a workpiece is placed on the forming surface;

and the bending mechanism is arranged on the workpiece supporting seat and is provided with a plurality of pressing pieces, the pressing pieces correspond to the forming surface, and a curve formed by connecting the centers of the pressing pieces is consistent with the forming surface.

2. The bending jig according to claim 1, wherein the moving mechanism includes a base, a slide rail and a moving member, the slide rail is disposed on the base, the moving member is slidably disposed on the slide rail, and the workpiece support base is disposed on the moving member.

3. The bending jig according to claim 2, wherein the moving member includes a slider and a moving seat, the slider is slidably disposed on the slide rail, the moving seat is disposed on the slider, and the workpiece support seat is disposed on the moving seat.

4. A bending jig according to claim 3, wherein the moving member further comprises a handle provided on the moving base.

5. The bending jig according to claim 3, wherein the moving mechanism further comprises a stopper disposed on the base and located at one side of the slide rail; the moving piece further comprises a limiting block, and the limiting block is arranged on the moving seat and is matched with and limited by the stopping piece.

6. A bending jig according to claim 3, wherein the workpiece support base further comprises a connection base body disposed on the movable base, the forming projection is disposed on one side of the connection base body, and the forming surface is located on one side of the forming projection away from the movable base.

7. The bending jig of claim 6, wherein the workpiece support base further comprises a fixing pressing member disposed on the forming protrusion and pressing an end of the workpiece against the forming surface.

8. A bending jig according to claim 7, wherein the forming projection has a through hole, the fixing pressing member has a pressing plate and a fixing post, the pressing plate is disposed at one end of the fixing post, the fixing post passes through the through hole, and the pressing plate presses against one end of the workpiece on the forming surface.

9. A bending jig according to claim 8, wherein the moving base has a notch, and the fixing column is located in the notch.

10. A bending jig according to claim 9, wherein the workpiece support base further includes an ejection support member and an elastic connecting member, the ejection support member is located in the notch and corresponds to the fixing post, one end of the elastic connecting member is connected to the ejection support member, and the other end of the elastic connecting member is connected to the connection base body or the molding projection.

11. The bending jig according to claim 2, wherein the bending mechanism includes a bracket, a fixing base, and a plurality of guide posts, the bracket is disposed on the base, the fixing base is disposed on the bracket and is located on the workpiece supporting base, the fixing base has a plurality of guide holes, the plurality of guide posts are movably disposed in the corresponding guide holes, the other end of each guide post is connected to the corresponding pressing member, and each guide post drives the corresponding pressing member to move away from or close to the forming surface.

12. A bending jig according to claim 11, wherein the bending mechanism further comprises a plurality of stop blocks, the fixing base further comprises a plurality of limit grooves, the plurality of limit grooves are located on a surface of the fixing base away from the workpiece supporting base, the plurality of guide holes are located on a surface of the fixing base close to the workpiece supporting base and are respectively communicated with the corresponding limit grooves, the plurality of stop blocks are respectively disposed in the corresponding limit grooves, one end of the guide post located in each guide hole away from the pressing member is connected with the corresponding stop block, each stop block moves along the limit groove, the stop block drives the corresponding guide post to move in the guide hole, and an outer surface of the stop block interferes with a side wall of the limit groove.

13. A bending jig according to claim 12, wherein the width of the limiting groove is larger than the diameter of the guide hole.

14. A bending jig according to claim 12, wherein an end of each guide post remote from the fixing base is provided with a pressing member connecting portion, and the pressing member is provided at the pressing member connecting portion.

15. The bending jig according to claim 14, wherein the bending mechanism further includes a plurality of elastic members, the plurality of elastic members are respectively sleeved on the corresponding guide posts, one end of each elastic member abuts against a surface of the fixing base close to the workpiece supporting base, and the other end of each elastic member abuts against the pressing member connecting portion.