Clamp tool and clamp system comprising same

Abstract

The utility model discloses a clamp tool and a clamp system comprising the clamp tool. The clamp tool is used for assisting in locking between a box body and a box cover of the battery box and comprises a base, a clamping mechanism and a clamping mechanism, the clamping hand is arranged on the base, the clamping hand is provided with an L-shaped clamping groove, and the two inner side walls of the clamping groove are used for abutting against the two adjacent side walls of the box body and the two adjacent side walls of the box cover. Therefore, each L-shaped clamping groove is provided with two inner side walls which are arranged in an included angle mode, the two inner side walls can abut against the two adjacent side walls of the box body and the two adjacent side walls of the box cover at the same time so that the box body can be aligned with the box cover, and therefore the multiple connecting holes of the box body can be aligned with the multiple connecting holes of the box cover in a one-to-one correspondence mode. An operator can quickly complete bolt locking between the box body and the box cover, operation is convenient and fast, efficiency is improved, deformation of the box cover and the box body can be avoided, and the production yield is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery box production auxiliary equipment, in particular to a fixture and a fixture system comprising the fixture. Background Art

[0002] During the production and assembly of battery boxes, ensuring precise alignment between the box body and the box cover is crucial. However, in practice, the connection holes in the box cover and the box body often misalign, greatly increasing the difficulty of tightening the bolts. Therefore, operators often need to use auxiliary tools such as flathead screwdrivers to correct the alignment. While these tools can solve the problem to a certain extent, improper use can easily lead to deformation of the box cover and box body, and may even damage the structural integrity of the box cover and box body, thereby affecting the sealing and safety performance of the entire battery box. Utility Model Content

[0003] In order to overcome at least one of the defects of the prior art described above, the present invention provides a fixture and a fixture system including the fixture, aiming to achieve the purpose of quickly aligning the box body and the box cover without damaging the box body and the box cover.

[0004] The technical solution adopted by the present invention to solve the problem is:

[0005] The utility model discloses a clamp tool for assisting the locking between the box body and the box cover of a battery box, comprising: a base; a clamping hand, which is arranged on the base, and the clamping hand is provided with an L-shaped clamping groove, and the two inner side walls of the clamping groove are used to abut against the two adjacent side walls of the box body and the two adjacent side walls of the box cover.

[0006] According to some embodiments of the present invention, the clamping groove has a first inner side wall and a second inner side wall, and the angle between the first inner side wall and the second inner side wall is 80° to 100°.

[0007] According to some embodiments of the present invention, the gripper is movably connected to the base.

[0008] According to some embodiments of the present invention, the clamp tooling includes a connecting block, which is connected to the base, and one of the clamping hand and the connecting block is provided with a height adjustment groove, and the other is provided with a guide protrusion, the height adjustment groove extends in the up and down directions, the guide protrusion and the height adjustment groove are slidably connected, and the clamping hand can move up and down along the extension direction of the height adjustment groove.

[0009] According to some embodiments of the present invention, the clamping hand is provided with a positioning groove extending in the up and down directions, and the clamp tooling also includes a positioning rod, which is inserted into the connecting block; the positioning rod can move between a locked position and an unlocked position; when the positioning rod is in the locked position, the first end of the positioning rod is abutted against the positioning groove to fix the relative position of the clamping hand and the connecting block; when the positioning rod is in the unlocked position, there is a gap between the first end of the positioning rod and the positioning groove, and the clamping hand can move up and down along the extension direction of the height adjustment groove.

[0010] According to some embodiments of the present invention, the positioning groove is L-shaped.

[0011] According to some embodiments of the present invention, the fixture further includes a driving assembly, the connecting block is slidably connected to the base, and the driving assembly is used to drive the connecting block to slide in a horizontal direction relative to the base.

[0012] According to some embodiments of the present utility model, the driving assembly includes a sliding rod, a first connecting rod and a second connecting rod, the sliding rod is slidably connected to the base, the connecting block is connected to the sliding rod, the first connecting rod is hinged to the base, the first end of the second connecting rod is hinged to the first connecting rod, and the second end of the second connecting rod is hinged to the sliding rod.

[0013] According to some embodiments of the present invention, the base includes an electromagnet, and a switch is provided on one side of the base. When the switch is closed, the electromagnet is energized to generate magnetic force.

[0014] The utility model also provides a fixture system, which includes at least two fixture fixtures as described above.

[0015] In summary, the fixture and fixture system provided by the present invention have at least the following technical effects:

[0016] The L-shaped clamping groove has two inner side walls set at an angle. The two inner side walls can simultaneously abut against the two adjacent side walls of the box body and the two adjacent side walls of the box cover to align the box body and the box cover, so that the multiple connection holes of the box body and the multiple connection holes of the box cover can be aligned one by one. In this way, the operator can quickly complete the bolt locking between the box body and the box cover. The operation is convenient, the efficiency is improved, and the deformation of the box cover and the box body can be avoided, thereby improving the production yield. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of the fixture tooling according to an embodiment of the utility model from a first perspective;

[0018] Figure 2This is a schematic structural diagram of the fixture tooling according to an embodiment of the utility model at a second viewing angle;

[0019] Figure 3 This is a schematic structural diagram of a hand clamp according to an embodiment of the present utility model;

[0020] Figure 4 This is a schematic diagram of the coordination state of the clamp system and the battery box according to an embodiment of the utility model from a third perspective;

[0021] Figure 5 Schematic diagram of the coordination state of the clamp system and the battery box according to an embodiment of the present invention at a fourth viewing angle.

[0022] The meanings of the reference numerals are as follows:

[0023] 100. Fixture; 1. Base; 11. Guide block; 2. Clamp; 21. Clamping groove; 211. First inner wall; 212. Second inner wall; 22. Height adjustment groove; 23. Positioning groove; 3. Connecting block; 31. First connecting arm; 32. Second connecting arm; 33. Third connecting arm; 34. Guide protrusion; 4. Positioning rod; 5. Drive assembly; 51. First connecting rod; 52. Second connecting rod; 53. Sliding rod; 6. Switch; 7. Battery box; 71. Box cover; 72. Box body. DETAILED DESCRIPTION

[0024] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0027] The present invention will be further described in detail below with reference to the accompanying drawings.

[0028] See also Figure 1-Figure 5This embodiment provides a clamping tool 100 for assisting the locking between the box body 72 and the box cover 71 of the battery box 7. The clamping tool 100 includes a base 1 and a clamping hand 2. The clamping hand 2 is provided on the base 1. The clamping hand 2 is provided with an L-shaped clamping groove 21. The two inner side walls of the clamping groove 21 are used to abut against the two adjacent side walls of the box body 72 and the two adjacent side walls of the box cover 71.

[0029] The present embodiment provides a fixture 100, in which the L-shaped clamping groove 21 has two inner side walls set at an angle, and the two inner side walls can simultaneously abut against the two adjacent side walls of the box body 72 and the two adjacent side walls of the box cover 71 to align the box body 72 and the box cover 71, so that the multiple connection holes of the box body 72 and the multiple connection holes of the box cover 71 can be aligned one by one. In this way, the operator can quickly complete the bolt locking between the box body 72 and the box cover 71, the operation is convenient, the efficiency is improved, and the deformation of the box cover 71 and the box body 72 can be avoided, thereby improving the production yield.

[0030] like Figure 1 、 Figure 2 and Figure 3 As shown, specifically, in this embodiment, the clamping groove 21 has a first inner wall 211 and a second inner wall 212. Preferably, in this embodiment, the angle between the first inner wall 211 and the second inner wall 212 is 80° to 100°; wherein, the angle between the first inner wall 211 and the second inner wall 212 can be further preferably 90°, so as to adapt to the box body 72 with adjacent two side walls perpendicular to each other and the box cover 71 with adjacent two side walls perpendicular to each other, thereby making the alignment of the box body 72 and the box cover 71 more precise, and the alignment of the multiple connection holes of the box body 72 and the multiple connection holes of the box cover 71 more convenient and accurate.

[0031] Preferably, in this embodiment, in order to flexibly adjust the position of the clamping hand 2 to be suitable for locking battery boxes 7 of different sizes and models, the clamping hand 2 is movably connected to the base 1.

[0032] like Figure 1 and Figure 2 As shown, preferably, in this embodiment, the fixture 100 includes a connecting block 3, the connecting block 3 is connected to the base 1, and the outer side wall of the clamping hand 2 is provided with a vertical direction (for details, please refer to Figure 2 The connecting block 3 is provided with a guide protrusion 34 on the other side of the height adjustment groove 22, and the guide protrusion 34 is slidably connected to the height adjustment groove 22. The gripper 2 can move up and down along the extension direction of the height adjustment groove 22. In this way, the position of the gripper 2 can be adjusted in the up and down directions. At the same time, the structure of the gripper 2 and the connecting block 3 is relatively compact, and the overall space occupied is relatively small.

[0033] More preferably, in this embodiment, there are two height adjustment grooves 22, which are arranged on the two opposite outer walls of the clamping hand 2. Specifically, the above-mentioned clamping groove 21 is located between the two height adjustment grooves 22, and there are two corresponding guide protrusions 34, which are respectively arranged on the two opposite inner walls of the connecting block 3. The two height adjustment grooves 22 and the two guide protrusions 34 are slidably connected one by one, so that the position adjustment of the clamping hand 2 in the up and down directions is more stable and smooth.

[0034] More specifically, in this embodiment, the connecting block 3 is U-shaped, and the connecting block 3 includes a first connecting arm 31, a second connecting arm 32 and a third connecting arm 33. The first connecting arm 31 and the third connecting arm 33 are arranged opposite to each other, and the second connecting arm 32 is connected between the first connecting arm 31 and the third connecting arm 33. One of the above-mentioned guide protrusions 34 is arranged on the first connecting arm 31, and the other guide protrusion 34 is arranged on the third connecting arm 33.

[0035] It should be noted that, in some other embodiments, the number of the height adjustment slots 22 may be one, three, or four, and the number of the guide protrusions 34 may be equal to the number of the height adjustment slots 22 .

[0036] It should be noted that, in some other embodiments, the height adjustment slot 22 can be provided on the connecting block 3 , and the guide protrusion 34 can be correspondingly provided on the clamping hand 2 , which can be selected according to actual needs.

[0037] like Figure 1 、 Figure 2 and Figure 3 As shown, preferably, in this embodiment, the gripper 2 is provided with a positioning slot 23 extending in the vertical direction, and the fixture 100 further includes a positioning rod 4, which is inserted into the connecting block 3, specifically, the positioning rod 4 is inserted into the second connecting arm 32; the positioning rod 4 can move between a locked position and an unlocked position; when the positioning rod 4 is in the locked position, the first end of the positioning rod 4 abuts against the positioning slot 23 to fix the relative position of the gripper 2 and the connecting block 3; when the positioning rod 4 is in the unlocked position, there is a gap between the first end of the positioning rod 4 and the positioning slot 23, and the gripper 2 can move up and down along the extension direction of the height adjustment slot 22. In this way, when it is necessary to adjust the position of the gripper 2 in the vertical direction, the positioning rod 4 can be first moved from the locked position to the unlocked position, at which time the gripper 2 can be moved up and down along the extension direction of the height adjustment slot 22. When the gripper 2 is moved to the appropriate position, the positioning rod 4 can be moved back to the locked position to lock the gripper 2, and the adjustment operation is simple and convenient.

[0038] Preferably, in this embodiment, the positioning groove 23 is also L-shaped, so that when the positioning rod 4 is in the locked position, the first end of the positioning rod 4 can simultaneously abut against the two inner walls of the positioning groove 23, thereby making the position of the clamping hand 2 relative to the connection to the block more stable.

[0039] More preferably, in this embodiment, the positioning rod 4 is a positioning bolt, which is threaded onto the second connecting arm 32. The positioning bolt can be moved between the locked position and the unlocked position by rotating the positioning bolt, which is easy to operate and has a low production cost.

[0040] like Figure 1 and Figure 2 As shown, further, in this embodiment, the fixture 100 further includes a driving component 5, the connecting block 3 is slidably connected to the base 1, and the driving component 5 is used to drive the connecting block 3 in a horizontal direction relative to the base 1 (for details, please refer to Figure 2 In this way, the connecting block 3 is driven by the driving component 5, and the gripper 2 can move in the horizontal direction following the connecting block 3, so that it can be applied to different assembly environments and battery boxes 7 of different sizes.

[0041] Preferably, in this embodiment, the driving assembly 5 includes a sliding rod 53, a first connecting rod 51 and a second connecting rod 52. The sliding rod 53 is slidably connected to the base 1, the connecting block 3 is connected to the sliding rod 53, the first connecting rod 51 is hinged to the base 1, the first end of the second connecting rod 52 is hinged to the first connecting rod 51, and the second end of the second connecting rod 52 is hinged to the sliding rod 53. In this way, by rotating the first connecting rod 51, the second connecting rod 52 can swing under the drive of the first connecting rod 51, and the sliding rod 53 can slide in the horizontal direction relative to the base 1 under the drive of the second connecting rod 52. In this way, the first connecting rod 51, the second connecting rod 52 and the sliding rod 53 form a crankshaft connecting rod mechanism, which has the advantages of simple structure, low cost, labor-saving operation and high transmission efficiency.

[0042] It should be noted that, in some other embodiments, the driving component 5 may also be, but is not limited to, an electric push rod or a rack and pinion transmission mechanism, etc., and this is not the only limitation.

[0043] like Figure 1 and Figure 2 As shown, preferably, in this embodiment, the base 1 is provided with a guide block 11, and the guide block 11 is provided with a guide hole along the horizontal direction. The above-mentioned sliding rod 53 is slidably connected in the guide hole, and one end of the above-mentioned sliding rod 53 is also connected to the second end of the positioning rod 4.

[0044] Preferably, in this embodiment, the base 1 includes an electromagnet (not shown), and a switch 6 is provided on one side of the base 1. When the switch 6 is closed, the electromagnet is energized to generate magnetic force and can transmit the magnetic force to the base 1. The base 1 can be magnetically adsorbed and fixed on the mounting table. When the switch 6 is disconnected, the electromagnet is de-energized, the magnetic force disappears, and the base 1 can be moved.

[0045] like Figure 4 and Figure 5As shown, in addition, this embodiment further provides a clamp system, which includes two clamping fixtures 100 as described above, and the two clamping fixtures 100 can be arranged along the diagonal of the battery box 7 in the horizontal direction. In this way, the two clamping fixtures 100 can clamp the battery box 7 at both ends of the diagonal of the battery box 7, so that the alignment between the box body 72 and the box cover 71 is more precise, and the alignment of the multiple connection holes of the box body 72 and the multiple connection holes of the box cover 71 is more accurate.

[0046] In summary, the fixture 100 and the fixture system including the fixture 100 disclosed in the present invention can at least bring the following beneficial technical effects:

[0047] 1) The operator can quickly complete the bolt locking between the box body 72 and the box cover 71, which is convenient to operate and improves efficiency. It can also avoid deformation of the box cover 71 and the box body 72, thereby improving production yield.

[0048] 2) The gripper 2 can move up and down along the extension direction of the height adjustment slot 22, so that the gripper 2 can be adjusted in the up and down direction. At the same time, the gripper 2 and the connecting block 3 are more compact in structure, and the overall space occupied is small.

[0049] 3) When the position of the gripper 2 in the vertical direction needs to be adjusted, the positioning rod 4 can be moved from the locked position to the unlocked position first. At this time, the gripper 2 can be moved up and down along the extension direction of the height adjustment slot 22. When the gripper 2 is moved to the appropriate position, the positioning rod 4 can be moved back to the locked position to lock the gripper 2. The adjustment operation is simple and convenient.

[0050] 4) The first connecting rod 51, the second connecting rod 52 and the sliding rod 53 form a crankshaft connecting rod mechanism, which has the advantages of simple structure, low cost, labor-saving operation and high transmission efficiency.

[0051] The technical means disclosed in the present invention are not limited to those disclosed in the above-mentioned embodiments, but also include technical solutions composed of any combination of the above-mentioned technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principles of the present invention, and such improvements and modifications are also considered to be within the scope of protection of the present invention.

Claims

1. A fixture (100) for locking the body (72) and cover (71) of an auxiliary battery box (7), characterized in that: include: Base (1); A clamping hand (2) is provided on the base (1), and the clamping hand (2) is provided with an L-shaped clamping groove (21), and two inner side walls of the clamping groove (21) are used to abut against two adjacent side walls of the box body (72) and two adjacent side walls of the box cover (71).

2. The fixture (100) according to claim 1, characterized in that: The clamping groove (21) has a first inner side wall (211) and a second inner side wall (212), and the included angle between the first inner side wall (211) and the second inner side wall (212) is 80° to 100°.

3. The fixture (100) according to claim 1, characterized in that: The gripper (2) is movably connected to the base (1).

4. The fixture (100) according to claim 3, characterized in that: The clamping tool (100) includes a connecting block (3), the connecting block (3) is connected to the base (1), one of the clamping hand (2) and the connecting block (3) is provided with a height adjustment groove (22), and the other is provided with a guide protrusion (34), the height adjustment groove (22) extends in the up and down directions, the guide protrusion (34) and the height adjustment groove (22) are slidably connected, and the clamping hand (2) can move up and down along the extension direction of the height adjustment groove (22).

5. The fixture (100) according to claim 4, characterized in that: The clamping hand (2) is provided with a positioning groove (23) extending in the up-down direction, and the clamping tool (100) further comprises a positioning rod (4), and the positioning rod (4) is inserted into the connecting block (3); The positioning rod (4) can move between a locked position and an unlocked position; when the positioning rod (4) is in the locked position, the first end of the positioning rod (4) abuts against the positioning slot (23) to fix the relative position of the clamping hand (2) and the connecting block (3); when the positioning rod (4) is in the unlocked position, there is a gap between the first end of the positioning rod (4) and the positioning slot (23), and the clamping hand (2) can move up and down along the extension direction of the height adjustment slot (22).

6. The fixture (100) according to claim 5, characterized in that: The positioning groove (23) is L-shaped.

7. The fixture (100) according to any one of claims 4 to 6, characterized in that: The fixture (100) further comprises a driving assembly (5), wherein the connecting block (3) is slidably connected to the base (1), and the driving assembly (5) is used to drive the connecting block (3) to slide in a horizontal direction relative to the base (1).

8. The fixture (100) according to claim 7, characterized in that: The driving assembly (5) comprises a sliding rod (53), a first connecting rod (51) and a second connecting rod (52), wherein the sliding rod (53) is slidably connected to the base (1), the connecting block (3) is connected to the sliding rod (53), the first connecting rod (51) is hinged to the base (1), the first end of the second connecting rod (52) is hinged to the first connecting rod (51), and the second end of the second connecting rod (52) is hinged to the sliding rod (53).

9. The fixture (100) according to any one of claims 1 to 6, characterized in that: The base (1) comprises an electromagnet, and a switch (6) is provided on one side of the base (1). When the switch (6) is closed, the electromagnet is energized to generate magnetic force.

10. The fixture system is characterized in that The clamping system comprises at least two clamping fixtures (100) according to any one of claims 1 to 9.

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