Universal CNC vacuum suction jig

Abstract

The universal CNC vacuum suction jig comprises a supporting structure and a jig structure, the supporting structure comprises two equal-height supporting plates, the equal-height supporting plates are provided with through grooves, and the two equal-height supporting plates are oppositely arranged in parallel; the jig structure comprises a jig body and a connecting assembly, the connecting assembly comprises a first connecting piece and a first positioning piece, the first positioning piece is arranged on the jig body, the first connecting piece is detachably connected with the jig body and the two equal-height supporting plates respectively, and the two ends of the jig body are arranged on the two equal-height supporting plates respectively; when the workpieces to be machined are replaced, the supporting structure can be repeatedly used, the supporting structure does not need to be erected on a machine table again, only the jig body needs to be replaced according to the different workpieces to be machined, the supporting structure has universality, the different workpieces to be machined can be repeatedly used, the cost of the CNC jig is saved, and meanwhile the erecting efficiency of CNC technicians is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of CNC processing, in particular to a universal CNC vacuum suction fixture. Background Art

[0002] A fixture is a device used to fasten workpieces during machining to keep them in the correct relative position. It is an indispensable component in mechanical processing. A vacuum fixture generally consists of a panel with a vacuum suction groove and a base. The base is used to fix the panel on the machine, and the base and panel are mostly an integrated structure.

[0003] In the existing technology, when different products are processed using CNC vacuum jigs, the designed and manufactured CNC vacuum jig bases are all different. Therefore, when production requires the machine to process and switch to other products, since the CNC vacuum jig bases are all of different sizes, all CNC jigs used for the previously processed products must be dismantled and the entire set of jigs for the products to be produced must be re-set up. This is time-consuming and labor-intensive, and the special-sized CNC vacuum jig bases increase the CNC jig cost and reduce resource utilization. Utility Model Content

[0004] In view of the shortcomings of the existing technology, the present application provides a universal CNC vacuum suction fixture.

[0005] A universal CNC vacuum suction jig disclosed in the present application includes: a support structure and a jig structure, the support structure includes two equal-height support plates, the equal-height support plates are provided with through grooves, and the two equal-height support plates are arranged oppositely and parallel to each other; the jig structure includes a jig body and a connecting assembly, the connecting assembly includes a first connecting member and a first positioning member, the first positioning member is arranged on the jig body, the first connecting member is detachably connected to the jig body and the two equal-height support plates, and the two ends of the jig body are respectively arranged on the two equal-height support plates.

[0006] Preferably, a plurality of first fixing holes are provided on the top of the contour support plate, and the plurality of first fixing holes are arranged at intervals along the length direction of the contour support plate; the fixture body is provided with a plurality of countersunk holes, and the plurality of countersunk holes are arranged at intervals along the length direction of the fixture body; the first connecting member is a screw, and the first connecting member is provided in the countersunk hole and connected to the first fixing hole.

[0007] Preferably, a plurality of first positioning holes are further provided on the top of the contour support plate, and the plurality of first positioning holes are spaced apart along the length direction of the contour support plate; the jig body is provided with a plurality of second positioning holes, and the plurality of second positioning holes are spaced apart along the length direction of the jig body; the first positioning member is a positioning pin, and the first positioning member is provided in the second positioning hole and is engaged with the first positioning hole.

[0008] Preferably, the jig body includes a vacuum jig base and a jig body, the jig body is arranged on the vacuum jig base, and both ends of the vacuum jig base are detachably connected to two equal-height support plates.

[0009] Preferably, the vacuum jig base is provided with a groove and a tooth hole. The groove is located on the side of the vacuum jig base facing away from the equal height support plate. The tooth hole is located on one side of the vacuum jig base and is connected to the groove. The jig body cover is provided in the groove.

[0010] Preferably, the jig body further comprises a sealing member, which is provided on the vacuum jig base, surrounds the groove, and is sealed to the jig body.

[0011] Preferably, there are at least two grooves, and at least two grooves are connected.

[0012] Preferably, a second fixing hole is further provided at the bottom of the contour support plate, and the second fixing hole is communicated with the through slot.

[0013] The beneficial effects of the present application are: a support structure is set on the CNC vacuum suction jig, and the jig body is set up through the contour support plate. The jig bodies of different sizes can be set on the contour support plate along the length direction of the contour support plate. The positioning and detachable connection of the jig body and the contour support plate are achieved through the connection component. When the workpiece to be processed is replaced, the support structure can be reused without having to re-erect the support structure on the machine. It is only necessary to replace the jig body for different workpieces to be processed, so that the support structure has universality and different workpieces to be processed can be reused, which saves the cost of CNC jigs and improves the machine setting efficiency of CNC technicians. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0015] Figure 1 A three-dimensional diagram of a universal CNC vacuum fixture in the embodiment;

[0016] Figure 2 This is an exploded view of a universal CNC vacuum fixture in the embodiment;

[0017] Figure 3 Schematic diagram of the structure of the equal-height support plate in the embodiment;

[0018] Figure 4 Schematic diagram of the vacuum fixture base structure in the embodiment;

[0019] Figure 5 Schematic diagram of the main structure of the fixture in the embodiment.

[0020] Reference numerals:

[0021] 1-Support structure; 2-Jig structure;

[0022] 11-Conformal support plate;

[0023] 21- fixture body; 22- connection components;

[0024] 111 - first fixing hole; 112 - first positioning hole; 113 - second fixing hole; 114 - through slot;

[0025] 211 - countersunk hole; 212 - second positioning hole; 213 - vacuum fixture base; 214 - fixture body;

[0026] 221-first connecting member; 222-first positioning member;

[0027] 2131-groove; 2132-thread hole; 2133-M6 threaded hole;

[0028] 2141-seal; 2142-M6 countersunk hole. DETAILED DESCRIPTION

[0029] The following diagrams illustrate various embodiments of the present application. For clarity, many practical details will be included in the following description. However, it should be understood that these practical details are not intended to limit the present application. In other words, in some embodiments of the present application, these practical details are not essential. Furthermore, to simplify the drawings, some conventional structures and components are depicted in a simplified schematic manner.

[0030] It should be noted that all directional indications such as up, down, left, right, front, back, etc. in the embodiments of the present application are only used to explain the relative position relationship, movement status, etc. between the various components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication will also change accordingly.

[0031] In addition, in this application, descriptions such as "first" and "second" are only used for descriptive purposes and do not specifically refer to the order or ranking, nor are they used to limit this application. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0032] In order to further understand the application content, features and effects of this application, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0033] See also Figure 1 , Figure 1 This is a three-dimensional diagram of a universal CNC vacuum suction jig. The universal CNC vacuum suction jig in this example includes a support structure 1 and a jig structure 2. The support structure 1 is used to support the normal use of the jig structure 2, which plays the role of raising and fixing. The jig structure 2 is used to fasten the workpiece to achieve the processing of workpieces to be processed that are similar in size to or smaller than a mobile phone.

[0034] Please also refer to Figure 2 、 Figure 3 and Figure 4 , Figure 2 This is the exploded view of a universal CNC vacuum fixture. Figure 3 Schematic diagram of the equal height support plate structure. Figure 4 It is a schematic diagram of the vacuum suction jig base structure, wherein the support structure 1 includes two equal-height support plates 11, the two equal-height support plates 11 have the same height, the equal-height support plates 11 are provided with through grooves 114, and the two equal-height support plates 11 are arranged in parallel at intervals; the jig structure 2 includes a jig body 21 and a connecting assembly 22, the connecting assembly 22 includes a first connecting member 221 and a first positioning member 222, the first positioning member 222 is provided on the jig body 21, the first connecting member 221 is detachably connected to the jig body 21 and the two equal-height support plates 11, and the two ends of the jig body 21 are respectively provided on the two equal-height support plates 11.

[0035] In this example, each contour support plate 11 is provided with three through slots 114, and the three through slots 114 are arranged at intervals along the length direction of the contour support plate 11. The through slots 114 pass through the support plate horizontally, and the two contour support plates 11 are arranged opposite to each other. The first positioning member 222 is provided on the jig body 21 and is connected to the contour support plate 11. The first connecting member 221 is provided on the jig body 21 and is connected to the contour support plate 11. One end of the jig body 21 is detachably connected to one of the contour support plates 11 through the first connecting member 221, and the other end is detachably connected to the other contour support plate 11 through the first connecting member 221.

[0036] During specific application, the staff will set the two equal-height support plates 11 oppositely and parallel to each other on the machine platform. The code can be used to press and fix the equal-height support plates 11 on the machine platform through the through slot 114, or other fixed workpieces can be used to press and fix the equal-height support plates 11 on the machine platform through the through slot 114. The model of the jig body 21 is selected according to the size difference of the specific workpiece to be processed. The jig body 21 is set on the two equal-height support plates 11 along the length direction of the equal-height support plates 11. The jig body 21 is positioned on the equal-height support plates 11 through the first positioning member 222, and is detachably connected to the equal-height support plates 11 through the first connecting member 221. The workpiece to be processed is placed on the jig body 21.

[0037] In this way, a support structure 1 is set up, and a jig body 21 is erected through the contour support plate 11. Jig bodies 21 of different sizes can be arranged on the contour support plate 11 along the length direction of the contour support plate 11. The positioning and detachable connection of the jig body 21 and the contour support plate 11 are achieved through the connecting component 22. When the workpiece to be processed is replaced, the support structure 1 can be reused without having to re-erect the support structure 1 on the machine. It is only necessary to replace the jig body 21 for different workpieces to be processed, so that the support structure 1 has versatility and different workpieces to be processed can be reused, which saves the cost of CNC jigs and improves the machine setting efficiency of CNC technicians.

[0038] Furthermore, a plurality of first fixing holes 111 are provided on the top of the contour support plate 11, and the plurality of first fixing holes 111 are arranged at intervals along the length direction of the contour support plate 11; the jig body 21 is provided with a plurality of countersunk holes 211, and the plurality of countersunk holes 211 are arranged at intervals along the length direction of the jig body 21; the first connecting member 221 is a screw, and the first connecting member 221 is provided in the countersunk hole 211 and connected to the first fixing hole 111.

[0039] In this example, each contour support plate 11 is provided with 6 first fixing holes 111 on the top, and the 6 first fixing holes 111 are arranged at intervals along the length direction of the contour support plate 11. The first fixing holes 111 are M8 threaded holes, and the jig body 21 is provided with 4 countersunk holes 211, of which 2 countersunk holes 211 are located at one end of the jig body 21, and 2 countersunk holes 211 are located at the other end of the jig body 21. The countersunk holes 211 are M8 countersunk holes 211, and the first connecting member 221 is an M8 screw. One end of the first connecting member 221 passes through the jig body 21 and is connected to the contour support plate 11. In specific applications, 2 first fixing holes 111 of each contour support plate 11 are used each time. The design of multiple first fixing holes 111 ensures the versatility of the support structure 1. Due to the differences in the sizes of the workpieces to be processed, the jig body 21 will also have different sizes. The multiple porous positions ensure the versatility of the support structure 1.

[0040] Furthermore, a plurality of first positioning holes 112 are provided on the top of the contour support plate 11, and the plurality of first positioning holes 112 are spaced apart along the length direction of the contour support plate 11; the jig body 21 is provided with a plurality of second positioning holes 212, and the plurality of second positioning holes 212 are spaced apart along the length direction of the jig body 21; the first positioning member 222 is a positioning pin, and the first positioning member 222 is provided in the second positioning hole 212 and is engaged with the first positioning hole 112.

[0041] In this example, the first positioning hole 112 is a D10 positioning hole, the second positioning hole 212 is also a D10 positioning hole, and the first positioning member 222 adopts a D10 positioning pin. Two first positioning holes 112 of each contour support plate 11 are used each time. The design of multiple first positioning holes 112 ensures the versatility of the support structure 1. The first positioning member 222 positions the contour support plate 11 and the jig body 21, thereby reducing the difficulty of installing the jig body 21 on the contour support plate 11.

[0042] Furthermore, the jig body 21 includes a vacuum jig base 213 and a jig body 214 . The jig body 214 is disposed on the vacuum jig base 213 . Both ends of the vacuum jig base 213 are detachably connected to two equal-height support plates 11 .

[0043] Please also refer to Figure 5 , Figure 5 Schematic diagram of the fixture body structure. Specifically, the vacuum fixture base 213 is further provided with an M6 threaded hole 2133, and the fixture body 214 is provided with an M6 countersunk hole 2142. The vacuum fixture base 213 and the fixture body 214 are detachably connected by M6 screws.

[0044] Furthermore, the vacuum jig base 213 is provided with a groove 2131 and a tooth hole 2132. The groove 2131 is located on the side of the vacuum jig base 213 facing away from the contour support plate 11. The tooth hole 2132 is located on one side of the vacuum jig base 213 and is connected to the groove 2131. The jig body 214 is covered in the groove 2131.

[0045] In this example, the vacuum fixture base 213 is provided with a groove 2131 with a depth of 10 mm. The groove 2131 serves as an air storage. The size of the thread hole 2132 is 1 / 2PT, which is used to install the vacuum control switch.

[0046] Furthermore, the fixture body 21 further includes a sealing member 2141 . The sealing member 2141 is disposed on the vacuum fixture base 213 , surrounds the groove 2131 , and is sealed to the fixture body 214 .

[0047] In this example, the sealing member 2141 is a D3MM sealing strip, which contacts the vacuum fixture base 213 and the fixture body 214 of the corresponding product respectively to play a sealing role.

[0048] Furthermore, there are at least two grooves 2131 , and at least two grooves 2131 are connected.

[0049] In this way, the vacuum fixture base 213 is guaranteed to store gas evenly.

[0050] In summary, a support structure is set on the CNC vacuum suction jig, and the jig body is set up through the contour support plate. The jig bodies of different sizes can be set on the contour support plate along the length direction of the contour support plate. The positioning and detachable connection of the jig body and the contour support plate are achieved through the connection component. When the workpiece to be processed is replaced, the support structure can be reused without re-installing the support structure on the machine. It is only necessary to replace the jig body for different workpieces to be processed, which makes the support structure universal and can be reused for different workpieces to be processed, saving the cost of CNC jigs and improving the machine setting efficiency of CNC technicians.

[0051] The above is merely an embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included within the scope of the claims of the present application.

Claims

1. A universal CNC vacuum fixture, characterized in that: include: A support structure (1) and a fixture structure (2), wherein the support structure (1) comprises two equal-height support plates (11), the equal-height support plates (11) are provided with through slots (114), and the two equal-height support plates (11) are arranged oppositely and in parallel; the fixture structure (2) comprises a fixture body (21) and a connecting assembly (22), the connecting assembly (22) comprises a first connecting member (221) and a first positioning member (222), the first positioning member (222) is arranged on the fixture body (21), the first connecting member (221) is detachably connected to the fixture body (21) and the two equal-height support plates (11), and the two ends of the fixture body (21) are respectively arranged on the two equal-height support plates (11).

2. The universal CNC vacuum fixture according to claim 1, characterized in that: The top of the contour support plate (11) is provided with a plurality of first fixing holes (111), and the plurality of first fixing holes (111) are spaced apart along the length direction of the contour support plate (11); the fixture body (21) is provided with a plurality of countersunk holes (211), and the plurality of countersunk holes (211) are spaced apart along the length direction of the fixture body (21); the first connecting member (221) is a screw, and the first connecting member (221) is provided in the countersunk hole (211) and connected to the first fixing hole (111).

3. The universal CNC vacuum fixture according to claim 2, characterized in that: The top of the contour support plate (11) is also provided with a plurality of first positioning holes (112), and the plurality of first positioning holes (112) are spaced apart along the length direction of the contour support plate (11); the jig body (21) is provided with a plurality of second positioning holes (212), and the plurality of second positioning holes (212) are spaced apart along the length direction of the jig body (21); the first positioning member (222) is a positioning pin, and the first positioning member (222) is provided in the second positioning hole (212) and is engaged with the first positioning hole (112).

4. The universal CNC vacuum fixture according to claim 1, characterized in that: The jig body (21) comprises a vacuum jig base (213) and a jig main body (214), wherein the jig main body (214) is arranged on the vacuum jig base (213), and the two ends of the vacuum jig base (213) are detachably connected to two equal-height support plates (11).

5. The universal CNC vacuum fixture according to claim 4, characterized in that: The vacuum jig base (213) is provided with a groove (2131) and a tooth hole (2132), wherein the groove (2131) is located on the side of the vacuum jig base (213) facing away from the contour support plate (11), and the tooth hole (2132) is located on one side of the vacuum jig base (213) and is connected to the groove (2131), and the jig body (214) is covered in the groove (2131).

6. The universal CNC vacuum fixture according to claim 5, characterized in that: The jig body (21) further comprises a sealing member (2141), which is arranged on the vacuum jig base (213), surrounds the groove (2131), and is sealed and connected to the jig body (214).

7. The universal CNC vacuum fixture according to claim 5, characterized in that: There are at least two grooves (2131), and at least two of the grooves (2131) are connected.

8. The universal CNC vacuum fixture according to claim 1, characterized in that: A second fixing hole (113) is further provided at the bottom of the contour support plate (11), and the second fixing hole (113) is communicated with the through slot (114).

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