Improved pneumatic clamp of battery box frame

Abstract

The utility model discloses an improved pneumatic clamp of a battery box frame, which comprises a base plate, a clamp assembly is mounted on the base plate, a frame assembly is mounted on the clamp assembly, and the frame assembly comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod. The clamp assembly comprises first supporting air cylinders, first supporting blocks, second supporting air cylinders, third supporting air cylinders and second supporting blocks. The bottom ends of the first connecting rod and the third connecting rod are each provided with three first supporting air cylinders. The frame assembly is supported by the five evenly-distributed supporting blocks and the eleven supporting air cylinders, a stable supporting platform is provided for the frame assembly, and the pressing blocks are driven by the sixteen clamping air cylinders to press the frame assembly, so that multi-point clamping is achieved, the clamping stability is remarkably improved, and the clamping efficiency is improved. And the deformation of the frame assembly caused by overlarge single-point pressure is effectively avoided, so that the geometric accuracy and the levelness of the frame assembly in the machining process are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of battery box processing, and particularly relates to an improved pneumatic fixture for a battery box frame. Background Technique

[0002] In the process of manufacturing a battery box, the battery box frame, as its core support structure, its processing accuracy is crucial. In order to achieve efficient and precise processing, the prior art uses a fixture to clamp the frame. However, the existing pneumatic fixtures for battery box frames generally adopt single-point clamping, which is likely to cause frame deformation and affect the geometric accuracy during processing. In addition, the existing pneumatic fixtures often adopt the method of directly pressing the frame onto the substrate. This simple contact method is difficult to effectively ensure the levelness of the frame during processing, thereby affecting the overall assembly quality and performance of the battery box. Content of the Utility Model

[0003] The purpose of the utility model is to provide an improved pneumatic fixture for a battery box frame to solve the problems raised in the above background technique.

[0004] To solve the above technical problems, the utility model provides the following technical solution: an improved pneumatic fixture for a battery box frame, including a substrate, a fixture assembly is installed on the substrate, and a frame assembly is installed on the fixture assembly. The frame assembly includes a first connecting rod, a second connecting rod, a third connecting rod, and a fourth connecting rod. The fixture assembly includes a first support cylinder, a first support block, a second support cylinder, a third support cylinder, and a second support block. Three first support cylinders are arranged at the bottom ends of the first connecting rod and the third connecting rod, two first support blocks are arranged at the bottom end of the fourth connecting rod, three second support cylinders are evenly distributed between the two first support blocks, and two third support cylinders and three second support blocks are arranged at the bottom end of the second connecting rod, and the third support cylinders and the second support blocks are arranged at intervals.

[0005] Preferably, fixing seats are arranged on one sides of the first support cylinder, the first support block, the second support cylinder, the third support cylinder, and the second support block, and the fixing seats are fixedly connected to the substrate. A clamping cylinder is fixedly connected to the fixing seat, and a pressing block is fixedly connected to the output end of the clamping cylinder.

[0006] Preferably, air blowing pipes are arranged on one sides of the first support cylinder, the first support block, the second support cylinder, the third support cylinder, and the second support block, and the air blowing pipes are fixedly connected to the substrate.

[0007] Preferably, a round pin is arranged at the bottom end of the fourth connecting rod, a first mounting seat is fixedly connected to the round pin, and the first mounting seat is fixedly connected to the substrate.

[0008] Preferably, a diamond pin is provided at the bottom end of the second connecting rod, and a second mounting seat is fixedly connected to the diamond pin, and the second mounting seat is fixedly connected to the substrate.

[0009] Preferably, proximity switches are provided at the bottom ends of the first connecting rod and the third connecting rod, and a fixing bracket is fixedly connected to the proximity switches, and the fixing bracket is fixedly connected to the substrate.

[0010] Preferably, three mounting plates are fixedly connected to the lower surface of the substrate, and lifting rings are fixedly connected to the four corners of the upper surface of the substrate.

[0011] The improved pneumatic fixture for the battery box frame provided by the present utility model has the following advantages: the present utility model uses five evenly distributed support blocks and eleven support cylinders to support the frame assembly, providing a stable support platform for the frame assembly, and driving the pressing blocks to press the frame assembly through sixteen clamping cylinders, so as to achieve multi-point clamping, which not only significantly improves the clamping stability, but also effectively avoids the deformation of the frame assembly caused by excessive single-point pressure, thereby ensuring the geometric accuracy and flatness of the frame assembly during the processing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0013] Figure 1 It is a schematic three-dimensional structure diagram of the whole of the present utility model;

[0014] Figure 2 It is a schematic top view structure diagram of the whole of the present utility model;

[0015] Figure 3 It is a schematic three-dimensional structure diagram of the fixture assembly of the present utility model;

[0016] Figure 4 is Figure 3 an enlarged structure diagram of area A in

[0017] Figure 5 It is a schematic three-dimensional structure diagram of the frame assembly of the present utility model.

[0018] In the figure: 1. Substrate; 11. Mounting plate; 12. Suspension ring; 2. Fixture assembly; 21. First support cylinder; 22. First support block; 23. Second support cylinder; 24. Third support cylinder; 25. Second support block; 26. Air blowing pipe; 27. Fixed seat; 28. Clamping cylinder; 29. Pressing block; 210. First mounting seat; 211. Round pin; 212. Second mounting seat; 213. Diamond pin; 214. Fixed frame; 215. Proximity switch; 3. Frame assembly; 31. First connecting rod; 32. Second connecting rod; 33. Third connecting rod; 34. Fourth connecting rod. Detailed implementation manners

[0019] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0020] Please refer to the attached Figure 1 - attached Figure 5, An embodiment provided by the present utility model: an improved pneumatic fixture for a battery box frame, which includes a base plate 1, a fixture assembly 2 is installed on the base plate 1, and a frame assembly 3 is installed on the fixture assembly 2. The frame assembly 3 includes a first connecting rod 31, a second connecting rod 32, a third connecting rod 33 and a fourth connecting rod 34. The fixture assembly 2 includes a first support cylinder 21, a first support block 22, a second support cylinder 23, a third support cylinder 24 and a second support block 25. Three first support cylinders 21 are provided at the bottom ends of the first connecting rod 31 and the third connecting rod 33, two first support blocks 22 are provided at the bottom end of the fourth connecting rod 34, three second support cylinders 23 are evenly distributed between the two first support blocks 22, and two third support cylinders 24 and three second support blocks 25 are provided at the bottom end of the second connecting rod 32, and the third support cylinders 24 and the second support blocks 25 are arranged at intervals. The first support cylinder 21 is used to support the first connecting rod 31 and the third connecting rod 33, the first support block 22 and the second support cylinder 23 are used to support the fourth connecting rod 34, and the third support cylinder 24 and the second support block 25 are used to support the second connecting rod 32; on one side of the first support cylinder 21, the first support block 22, the second support cylinder 23, the third support cylinder 24 and the second support block 25, there is a fixed seat 27, and the fixed seat 27 is fixedly connected to the base plate 1. A clamping cylinder 28 is fixedly connected to the fixed seat 27, the output end of the clamping cylinder 28 is fixedly connected to a pressing block 29, the clamping cylinder 28 is used to drive the pressing block 29, and the pressing block 29 is used to press the frame assembly 3; on one side of the first support cylinder 21, the first support block 22, the second support cylinder 23, the third support cylinder 24 and the second support block 25, there is a blowing pipe 26, and the blowing pipe 26 is fixedly connected to the base plate 1, and the blowing pipe 26 is used for blowing and cleaning; a round pin 211 is provided at the bottom end of the fourth connecting rod 34, a first mounting seat 210 is fixedly connected to the round pin 211, and the first mounting seat 210 is fixedly connected to the base plate 1, and the round pin 211 is used to position the fourth connecting rod 34; a diamond pin 213 is provided at the bottom end of the second connecting rod 32, a second mounting seat 212 is fixedly connected to the diamond pin 213, and the second mounting seat 212 is fixedly connected to the base plate 1, and the diamond pin 213 is used to position the second connecting rod 32; proximity switches 215 are provided at the bottom ends of the first connecting rod 31 and the third connecting rod 33, a fixed frame 214 is fixedly connected to the proximity switches 215, and the fixed frame 214 is fixedly connected to the base plate 1, and the proximity switches 215 are used to detect whether the frame assembly 3 is in place; three mounting plates 11 are fixedly connected to the lower surface of the base plate 1, and lifting rings 12 are fixedly connected to the four corners of the upper surface of the base plate 1. The mounting plates 11 are used to support the base plate 1, and the lifting rings 12 are used to suspend the base plate 1.

[0021] Working principle: When using the clamping frame assembly 3 of the present utility model, start the first support cylinder 21, the second support cylinder 23, the third support cylinder 24 and the clamping cylinder 28. One group of the first support cylinders 21, in combination with the pressing block 29, clamps the first connecting rod 31, and the other group of the first support cylinders 21, in combination with the pressing block 29, clamps the third connecting rod 33. The first support block 22 and the second support cylinder 23, in combination with the pressing block 29, clamp the fourth connecting rod 34. The third support cylinder 24 and the second support block 25, in combination with the pressing block 29, clamp the second connecting rod 32. The air blowing pipe 26 is used to blow and clean the first support cylinder 21, the first support block 22, the second support cylinder 23, the third support cylinder 24 and the second support block 25. The fixing seat 27 is used to install the clamping cylinder 28. The first mounting seat 210 is used to install the round pin 211. The second mounting seat 212 is used to install the diamond pin 213. The round pin 211 positions the fourth connecting rod 34, and the round pin 211 positions the second connecting rod 32. The fixing frame 214 is used to install the proximity switch 215. The proximity switch 215 is used to detect whether the frame assembly 3 is in place. The mounting plate 11 is used to support the substrate 1, and the lifting ring 12 is used to suspend the substrate 1.

[0022] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection" and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0023] The device embodiments described above are only illustrative. The units described as separate components may or may not be physically separated. The components shown as units may or may not be physical units, that is, they can be located in one place or distributed to multiple network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art can understand and implement it without creative labor.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model and are not intended to limit them. Although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An improved pneumatic fixture for a battery box frame, comprising a substrate (1), characterized in that: A fixture assembly (2) is mounted on the substrate (1), and a frame assembly (3) is mounted on the fixture assembly (2). The frame assembly (3) includes a first connecting rod (31), a second connecting rod (32), a third connecting rod (33), and a fourth connecting rod (34). The fixture assembly (2) includes a first support cylinder (21), a first support block (22), a second support cylinder (23), a third support cylinder (24), and a second support block (25). Three first support cylinders (21) are provided at the bottom ends of the first connecting rod (31) and the third connecting rod (33), two first support blocks (22) are provided at the bottom end of the fourth connecting rod (34), three second support cylinders (23) are evenly distributed between the two first support blocks (22), two third support cylinders (24) and three second support blocks (25) are provided at the bottom end of the second connecting rod (32), and the third support cylinders (24) and the second support blocks (25) are arranged at intervals.

2. The improved pneumatic fixture for the battery box frame according to claim 1, characterized in that: A fixed seat (27) is provided on one side of each of the first support cylinder (21), the first support block (22), the second support cylinder (23), the third support cylinder (24), and the second support block (25), and the fixed seat (27) is fixedly connected to the substrate (1). A clamping cylinder (28) is fixedly connected to the fixed seat (27), and a pressing block (29) is fixedly connected to the output end of the clamping cylinder (28).

3. The improved pneumatic fixture for the battery box frame according to claim 2, wherein: An air blowing pipe (26) is provided on one side of each of the first support cylinder (21), the first support block (22), the second support cylinder (23), the third support cylinder (24), and the second support block (25), and the air blowing pipe (26) is fixedly connected to the substrate (1).

4. The improved pneumatic fixture for the battery box frame according to claim 1, characterized in that: A round pin (211) is provided at the bottom end of the fourth connecting rod (34), a first mounting seat (210) is fixedly connected to the round pin (211), and the first mounting seat (210) is fixedly connected to the substrate (1).

5. The improved pneumatic fixture for the battery box frame according to claim 1, characterized in that: A diamond pin (213) is provided at the bottom end of the second connecting rod (32), a second mounting seat (212) is fixedly connected to the diamond pin (213), and the second mounting seat (212) is fixedly connected to the substrate (1).

6. The improved pneumatic fixture for the battery box frame according to claim 1, characterized in that: Proximity switches (215) are provided at the bottom ends of the first connecting rod (31) and the third connecting rod (33), a fixed frame (214) is fixedly connected to the proximity switches (215), and the fixed frame (214) is fixedly connected to the substrate (1).

7. The improved pneumatic fixture for the battery box frame according to claim 6, characterized in that: Three mounting plates (11) are fixedly connected to the lower surface of the substrate (1), and lifting rings (12) are fixedly connected to the four corners of the upper surface of the substrate (1).

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