Positioning machining jig for hinge leaf production

Abstract

The application provides a positioning machining jig for hinge leaf production. The positioning machining jig for hinge leaf production comprises a fixing seat and a fastening seat. The fixing seat is provided with a containing groove for accommodating a hinge strip. The fastening seat comprises a main fastening part and at least two hinge fastening parts. The main fastening part is arranged in a staggered manner with the containing groove and can move towards or away from the containing groove. The two hinge fastening parts are arranged in a one-to-one correspondence with two hinge leaf parts. The projection of each hinge fastening part on the hinge leaf part is located inside the circumference of the hinge leaf part. An exposed hole is arranged on the side of each hinge fastening part away from the containing groove. The main fastening part moves towards the containing groove and drives each hinge fastening part to abut against the side of the corresponding hinge leaf part away from the containing groove, so that each hinge leaf part is clamped between the hinge leaf part and the fixing seat. The positioning machining jig for hinge leaf production can improve the processing efficiency of the hinge leaf.

Description

Technical Field

[0001] This utility model relates to the field of intelligent interactive screen processing technology, and in particular to a positioning processing fixture for hinge production. Background Technology

[0002] A hinge, also known as a hinge leaf or hinge chain, is a structure that connects two parts and enables them to open and close relative to each other. The structure of a hinge consists of two hinge leaves and a pivot. Each hinge leaf needs to be drilled. For example, in the invention patent application with application number CN 201910980446.8, each hinge leaf is positioned and fixed before being drilled one by one. Although this achieves good positioning and fixing of the hinge leaves to ensure drilling accuracy, the need to position and fix each hinge leaf one by one results in low drilling efficiency, which in turn leads to low processing efficiency of the hinge leaves. Utility Model Content

[0003] The purpose of this invention is to overcome the shortcomings of the prior art and provide a positioning and processing fixture for hinge production that can improve the processing efficiency of hinge pieces.

[0004] The objective of this utility model is achieved through the following technical solution:

[0005] A positioning fixture for hinge production, comprising:

[0006] A fixing base is provided with a receiving groove for accommodating a hinge strip. The hinge strip includes a connecting portion and at least two hinge pieces. The at least two hinge pieces are arranged sequentially along the extending direction of the receiving groove, and the periphery of each hinge piece is at least partially connected to the connecting portion.

[0007] A fastening base includes a main fastening part and at least two hinge fastening parts. The main fastening part is offset from the receiving groove and can move towards or away from the receiving groove. Each hinge fastening part is connected to the main fastening part. At least two hinge fastening parts are configured to correspond one-to-one with at least two hinge pieces. The projection of each hinge fastening part on the hinge piece is located on the inner periphery of the hinge piece. Each hinge fastening part has an exposed hole on the side away from the receiving groove.

[0008] The main fastening part moves toward the receiving groove until the main fastening part causes each hinge fastening part to abut against the side of the corresponding hinge piece away from the receiving groove, so that each hinge piece is sandwiched between the hinge piece and the fixing seat.

[0009] In one embodiment, the number of receiving slots is two, and the two receiving slots are mirrored with respect to a line parallel to the extension direction of the receiving slots as a mirror axis.

[0010] The number of hinge fastening parts is at least four. The four hinge fastening parts are arranged in pairs with the parallel line of the extension direction of the receiving groove as the mirror axis. Each hinge fastening part is connected to the main fastening part. The at least four hinge fastening parts are arranged to correspond one-to-one with the at least four hinge pieces of the two hinge strips.

[0011] In one embodiment, each of the hinge fastening parts and the main fastening part are integrally formed.

[0012] In one embodiment, the fixing base is provided with a guide hole, which is offset from the receiving groove;

[0013] The main fastening part is provided with a guide post, and the guide post protrudes at least partially from the side of the main fastening part near the receiving groove;

[0014] The main fastener moves toward the receiving groove until the guide post at least partially extends into the guide hole.

[0015] In one embodiment, the end face of the guide post away from the main fastener is provided with a clearance cut, which is located on the side wall of the guide post.

[0016] In one embodiment, the positioning fixture for hinge production further includes a first drive cylinder and a stop connector, wherein the first drive cylinder is connected to the fixed base;

[0017] The main fastening part is provided with a snap-fit ​​hole on the side away from the receiving groove;

[0018] The stop connector passes through the snap-fit ​​hole and at least partially protrudes from the side of the main fastening part near the receiving groove. The end of the stop connector away from the receiving groove at least partially stops the side of the main fastening part away from the receiving groove. The end of the stop connector near the receiving groove is detachably connected to the power output end of the first drive cylinder, so that the main fastening part can move towards or away from the receiving groove.

[0019] In one embodiment, one end of the stop connector near the receiving groove is screwed to the power output end of the first drive cylinder.

[0020] In one embodiment, one end of the stop connector near the receiving groove is interference-fitted to the power output end of the first drive cylinder.

[0021] In one embodiment, the side of the first hinge piece that is away from the other hinge pieces and the side of the last hinge piece that is away from the other hinge pieces, which are arranged sequentially along the extension direction of the receiving groove, respectively abut against the two side walls of the receiving groove.

[0022] In one embodiment, the other two side walls of the receiving groove abut against the opposite side walls of each of the hinge pieces.

[0023] In one embodiment, the side of the main fastener away from the fixed seat is connected to the power output end of the second drive cylinder, so that the main fastener can move toward or away from the receiving groove.

[0024] Compared with the prior art, the present invention has at least the following advantages:

[0025] This utility model discloses a positioning and processing fixture for hinge piece production, which allows the receiving groove to accommodate a hinge strip. The hinge strip includes a connecting portion and at least two hinge piece portions, which are arranged sequentially along the extending direction of the receiving groove. The periphery of each hinge piece portion is at least partially connected to the connecting portion, meaning the hinge strip is a hinge strip that has not yet been individually cut into individual hinge pieces; that is, the hinge strip includes the hinge pieces of a whole board. Thus, the receiving groove achieves alignment of at least two hinge piece portions with the horizontal direction. The upper limit fixing, in conjunction with the main fastening part, allows the main fastening part to move towards or away from the receiving groove. The projection of each hinge fastening part on the hinge piece part is located on the inner periphery of the hinge piece part, and each hinge fastening part has an exposed hole on the side away from the receiving groove. That is, the main fastening part drives the hinge fastening part to abut against the hinge piece, and the cutting position and the milling hole position of the hinge piece are exposed on the main fastening part and the hinge piece part, realizing the cutting and milling of multiple hinge pieces at the same time, effectively improving the processing efficiency of the hinge pieces. Attached Figure Description

[0026] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0027] Figure 1 This is a schematic diagram of the structure of a positioning and processing fixture for hinge production according to one embodiment of the present invention;

[0028] Figure 2 for Figure 1 The diagram shows a partial structural schematic of the positioning fixture used in hinge production.

[0029] Figure 3 for Figure 1 The exploded view shows the positioning fixture used in hinge production.

[0030] Figure 4 for Figure 1 The diagram shows the usage status of the positioning fixture used in hinge production.

[0031] Figure 5 for Figure 1 The diagram shows another usage state of the positioning fixture used in hinge production. Detailed Implementation

[0032] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. The drawings illustrate preferred embodiments of this utility model. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0033] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly attached to the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only possible implementation.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0035] This application provides a positioning processing fixture for hinge sheet production. The aforementioned positioning processing fixture for hinge sheet production includes a fixed base and a fastening base. The fixed base has a receiving groove for accommodating a hinge strip, which includes a connecting portion and at least two hinge sheet portions. The at least two hinge sheet portions are arranged sequentially along the extending direction of the receiving groove, and the periphery of each hinge sheet portion is at least partially connected to the connecting portion. The fastening base includes a main fastening portion and at least two hinge fastening portions. The main fastening portion is offset from the receiving groove and can move towards or away from the receiving groove. Each hinge fastening portion is connected to the main fastening portion. The at least two hinge fastening portions are arranged in a one-to-one correspondence with the at least two hinge sheet portions. The projection of each hinge fastening portion onto the hinge sheet portion is located inside the periphery of the hinge sheet portion, and each hinge fastening portion has an exposed hole on the side away from the receiving groove. The main fastening part moves toward the receiving groove until the main fastening part drives each hinge fastening part to abut against the side of the corresponding hinge piece away from the receiving groove, so that each hinge piece is clamped between the hinge piece and the fixing seat.

[0036] The aforementioned positioning fixture for hinge piece production allows the receiving groove to accommodate a hinge strip, which includes a connecting portion and at least two hinge pieces. The at least two hinge pieces are arranged sequentially along the extending direction of the receiving groove, and the periphery of each hinge piece is at least partially connected to the connecting portion. This ensures that the hinge strip is a hinge strip that has not yet been individually cut into hinge pieces, meaning the hinge strip includes hinge pieces of the entire board. Thus, the receiving groove achieves alignment between at least two hinge pieces and the horizontal direction. The limiting and fixing mechanism allows the main fastening part to move towards or away from the receiving groove. The projection of each hinge fastening part on the hinge plate is located on the inner periphery of the hinge plate. Each hinge fastening part has an exposed hole on the side away from the receiving groove. That is, the main fastening part drives the hinge fastening part to abut against the hinge plate. The cutting position and the milling hole position of the hinge plate are exposed on the main fastening part and the hinge plate. This realizes the cutting and milling of multiple hinge plates at the same time, effectively improving the processing efficiency of the hinge plates.

[0037] To better understand the positioning fixture for hinge production of this application, the following further explanation is provided:

[0038] Please refer to the following: Figures 1 to 4One embodiment of the positioning and processing fixture 10 for hinge sheet production includes a fixed base 100 and a fastening base 200. The fixed base 100 is provided with a receiving groove 101 for accommodating a hinge strip 20. The hinge strip 20 includes a connecting portion 2010 and at least two hinge sheet portions 2020. The at least two hinge sheet portions 2020 are arranged sequentially along the extending direction of the receiving groove 101, and the periphery of each hinge sheet portion 2020 is at least partially connected to the connecting portion 2010. The fastening base 200 includes a main fastening part 210 and at least two 220s. The main fastening part 210 is offset from the receiving groove 101 and can move towards or away from the receiving groove 101. Each 220 is connected to the main fastening part 210. The at least two 220s are configured to correspond one-to-one with at least two hinge pieces 2020. The projection of each 220 on the hinge piece 2020 is located on the inner periphery of the hinge piece 2020, and each 220 has an exposed hole 202 on the side away from the receiving groove 101. The main fastening part 210 moves towards the receiving groove 101 until the main fastening part 210 drives each 220 to abut against the side of the corresponding hinge piece 2020 away from the receiving groove 101, so that each hinge piece 2020 is sandwiched between the hinge piece 2020 and the fixing base 100.

[0039] The aforementioned positioning fixture 10 for hinge piece production allows the receiving groove 101 to receive the hinge strip 20. The hinge strip 20 includes a connecting portion 2010 and at least two hinge piece portions 2020. The at least two hinge piece portions 2020 are arranged sequentially along the extending direction of the receiving groove 101, and the periphery of each hinge piece portion 2020 is at least partially connected to the connecting portion 2010. This means that the hinge strip 20 is a hinge strip 20 that has not yet been cut into individual hinge pieces, that is, the hinge strip 20 includes a whole board. The hinge pieces are arranged in such a way that the receiving groove 101 achieves at least two hinge pieces 2020 being limited and fixed in the horizontal direction. This allows the main fastening part 210 to move towards or away from the receiving groove 101. The projection of each 220 on the hinge piece 2020 is located on the inner periphery of the hinge piece 2020, and each 220 has an exposed hole 202 on the side away from the receiving groove 101. That is, the main fastening part 210 drives 220 to abut against the hinge piece 2020. Please also refer to... Figure 4 and Figure 5 The cutting and milling positions of the hinge piece 2020 are exposed on the main fastening parts 210 and 220, which realizes the cutting and milling of multiple hinge pieces 2020 at the same time, effectively improving the processing efficiency of the hinge pieces.

[0040] Please refer to the following: Figures 1 to 4In one embodiment, there are two receiving slots 101, which are mirror images of each other with a parallel line in the extension direction of the receiving slots 101 as the mirror axis. Furthermore, there are at least four 220s, which are mirror images of each other with a parallel line in the extension direction of the receiving slots 101 as the mirror axis. Each 220 is connected to the main fastening part 210. These at least four 220s correspond one-to-one with at least four hinge pieces 2020 of the two hinge strips 20, achieving synchronous limiting and fixing of the two hinge strips 20 and further improving the processing efficiency of the hinge pieces.

[0041] Please refer to the following: Figure 1 and Figure 3 In one embodiment, each 220 and the main fastener 210 are integrally formed, achieving a stable and compact connection between the 220 and the main fastener 210.

[0042] Please refer to the following: Figures 3 to 5 In one embodiment, the fixing base 100 is provided with a guide hole 102, which is offset from the receiving groove 101. Further, the main fastening part 210 is provided with a guide post 300, which at least partially protrudes from the side of the main fastening part 210 near the receiving groove 101. Further, the main fastening part 210 moves towards the receiving groove 101 until the guide post 300 at least partially extends into the guide hole 102, reducing the impact intensity of the main fastening parts 210 and 220 on the fixing base 100 and the hinge strip 20.

[0043] Please refer to the following: Figures 3 to 5 In one embodiment, the end face of the guide post 300 away from the main fastening part 210 is provided with a clearance cut (not shown). The clearance cut is located on the side wall of the guide post 300, which facilitates the smooth insertion of the guide post 300 into the guide hole 102.

[0044] Please refer to the following: Figure 1 , Figures 3 to 5In one embodiment, the positioning fixture 10 for hinge production further includes a first drive cylinder 400 and a stop connector 500, the first drive cylinder 400 being connected to the fixed base 100. Further, the main fastening part 210 has a snap-fit ​​hole 201 on the side away from the receiving groove 101. Furthermore, the stop connector 500 passes through the snap-fit ​​hole 201 and at least partially protrudes from the side of the main fastening part 210 near the receiving groove 101. The end of the stop connector 500 away from the receiving groove 101 at least partially stops the side of the main fastening part 210 away from the receiving groove 101. The end of the stop connector 500 near the receiving groove 101 is detachably connected to the power output end of the first drive cylinder 400, so that the main fastening part 210 can move towards or away from the receiving groove 101. This better realizes that the main fastening part 210 can move towards or away from the receiving groove 101, and maximizes the operable space at the main fastening part 210.

[0045] In one embodiment, the end of the stop connector near the receiving groove is screwed to the power output end of the first drive cylinder, ensuring a stable connection between the stop connector and the first drive cylinder and easy disassembly.

[0046] Please refer to the following: Figure 1 , Figures 3 to 5 In one embodiment, the end of the stop connector 500 near the receiving groove 101 is interference-fitted with the power output end of the first drive cylinder 400, ensuring a stable connection between the stop connector 500 and the first drive cylinder 400 and easy disassembly.

[0047] Please refer to the following: Figures 3 to 5 In one embodiment, the first hinge piece 2020 arranged sequentially along the extension direction of the receiving groove 101 abuts against the side walls of the receiving groove 101 on the side away from the other hinge pieces 2020 and the last hinge piece 2020 on the side away from the other hinge pieces 2020, respectively, thereby further improving the accuracy of the limiting and fixing of the hinge strip 20.

[0048] Please see Figure 4 In one embodiment, the other two side walls of the receiving groove 101 abut against the opposite side walls of each hinge piece 2020, further improving the accuracy of the limiting and fixing of the hinge strip 20.

[0049] In one embodiment, the side of the main fastener away from the fixed seat is connected to the power output end of the second drive cylinder, so that the main fastener can move toward or away from the receiving groove, which better realizes that the main fastener can move toward or away from the receiving groove, and the structure is simple.

[0050] Compared with the prior art, the present invention has at least the following advantages:

[0051] The positioning and processing fixture 10 for hinge sheet production of this utility model allows the receiving groove 101 to receive the hinge strip 20. The hinge strip 20 includes a connecting portion 2010 and at least two hinge sheet portions 2020. The at least two hinge sheet portions 2020 are arranged sequentially along the extending direction of the receiving groove 101, and the periphery of each hinge sheet portion 2020 is at least partially connected to the connecting portion 2010. This means that the hinge strip 20 is a hinge strip 20 that has not yet been cut into individual hinge sheets, that is, the hinge strip 20 includes a whole board of hinge sheets. Thus, the receiving groove 101 realizes at least two hinge sheets. The hinge piece 2020 is fixed in the horizontal direction, which allows the main fastening part 210 to move towards or away from the receiving groove 101. The projection of each 220 on the hinge piece 2020 is located on the inner periphery of the hinge piece 2020, and each 220 has an exposed hole 202 on the side away from the receiving groove 101. That is, the main fastening part 210 drives 220 to abut against the hinge piece, and the cutting position and the milling position of the hinge piece are exposed on the main fastening part 210 and the hinge piece 2020, thus realizing the cutting and milling of multiple hinge pieces at the same time, effectively improving the processing efficiency of the hinge pieces.

[0052] The above embodiments only illustrate several implementation methods of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A positioning fixture for hinge plate production, characterized in that, include: A fixing base is provided with a receiving groove for accommodating a hinge strip. The hinge strip includes a connecting portion and at least two hinge pieces. The at least two hinge pieces are arranged sequentially along the extending direction of the receiving groove, and the periphery of each hinge piece is at least partially connected to the connecting portion. A fastening base includes a main fastening part and at least two hinge fastening parts. The main fastening part is offset from the receiving groove and can move towards or away from the receiving groove. Each hinge fastening part is connected to the main fastening part. At least two hinge fastening parts are configured to correspond one-to-one with at least two hinge pieces. The projection of each hinge fastening part on the hinge piece is located on the inner periphery of the hinge piece. Each hinge fastening part has an exposed hole on the side away from the receiving groove. The main fastening part moves toward the receiving groove until the main fastening part causes each hinge fastening part to abut against the side of the corresponding hinge piece away from the receiving groove, so that each hinge piece is sandwiched between the hinge piece and the fixing seat.

2. The positioning fixture for hinge production according to claim 1, characterized in that, The number of receiving slots is two, and the two receiving slots are mirrored with the parallel line of the extension direction of the receiving slots as the mirror axis. The number of hinge fastening parts is at least four. The four hinge fastening parts are arranged in pairs with the parallel line of the extension direction of the receiving groove as the mirror axis. Each hinge fastening part is connected to the main fastening part. The at least four hinge fastening parts are arranged to correspond one-to-one with the at least four hinge pieces of the two hinge strips.

3. The positioning fixture for hinge production according to claim 1, characterized in that, Each of the hinge fastening parts and the main fastening part are integrally formed.

4. The positioning fixture for hinge production according to claim 1, characterized in that, The fixing base is provided with a guide hole, which is offset from the receiving groove; The main fastening part is provided with a guide post, and the guide post protrudes at least partially from the side of the main fastening part near the receiving groove; The main fastener moves toward the receiving groove until the guide post at least partially extends into the guide hole.

5. The positioning fixture for hinge production according to claim 4, characterized in that, The guide post has a clearance cut on its end face away from the main fastener, and the clearance cut is located on the side wall of the guide post.

6. The positioning fixture for hinge production according to claim 1, characterized in that, The positioning and processing fixture for hinge production also includes a first drive cylinder and a stop connector, wherein the first drive cylinder is connected to the fixed base; The main fastening part is provided with a snap-fit ​​hole on the side away from the receiving groove; The stop connector passes through the snap-fit ​​hole and at least partially protrudes from the side of the main fastening part near the receiving groove. The end of the stop connector away from the receiving groove at least partially stops the side of the main fastening part away from the receiving groove. The end of the stop connector near the receiving groove is detachably connected to the power output end of the first drive cylinder, so that the main fastening part can move towards or away from the receiving groove.

7. The positioning fixture for hinge production according to claim 6, characterized in that, The end of the stop connector near the receiving groove is screwed to the power output end of the first drive cylinder; or, The end of the stop connector near the receiving groove is interference-fitted to the power output end of the first drive cylinder.

8. The positioning fixture for hinge production according to claim 1, characterized in that, The first hinge piece, arranged sequentially along the extension direction of the receiving groove, abuts against the side walls of the receiving groove on the side away from the other hinge pieces and the side of the last hinge piece, respectively.

9. The positioning fixture for hinge production according to claim 8, characterized in that, The other two side walls of the receiving groove abut against the opposite side walls of each of the hinge pieces.

10. The positioning fixture for hinge production according to claim 1, characterized in that, The side of the main fastening part away from the fixed seat is connected to the power output end of the second drive cylinder, so that the main fastening part can move toward or away from the receiving groove.

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