Lithium battery protection board test frame

Abstract

The utility model provides a lithium battery protection plate test frame, which relates to the technical field of battery protection plate test and comprises a support plate, side plates are fixedly mounted at two ends of the upper surface of the support plate, a plurality of support frames are fixedly mounted between the two side plates at equal intervals, and a plurality of test thimbles are fixedly mounted on the lower surface of each guide plate at equal intervals. A limiting assembly is arranged on each supporting frame, a mounting plate is fixedly mounted at one end of one side plate, a servo motor is fixedly mounted on the lower surface of the mounting plate, a lead screw is fixedly mounted at the output end of the servo motor, and a plurality of lead screw thread sleeves are mounted in the middle of the lead screw in a sleeving manner; according to the lithium battery protection plate testing device, the plurality of supporting frames are arranged, and each supporting frame is provided with the plurality of limiting grooves, so that the lithium battery protection plate testing device can be used for storing a plurality of lithium battery protection plates at the same time and can also be used for testing the plurality of lithium battery protection plates at the same time, and the testing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery protection board testing, in particular to a lithium battery protection board testing frame. Background Art

[0002] The role of lithium battery protection board The composition of finished lithium battery is as follows: There are two main parts, lithium battery cell and protection board. Lithium battery cell is mainly composed of positive plate, diaphragm, negative plate and electrolyte; positive plate, diaphragm and negative plate are wound or stacked, packaged, and filled with electrolyte. After packaging, the cell is made. However, many people do not know the role of lithium battery protection board. Lithium battery protection board, as the name implies, is used to protect lithium battery. The role of lithium battery protection board is to protect the battery from over discharge, over charge and over current, and also output short circuit protection. At present, when testing lithium battery protection board, only one lithium battery protection board can be tested, which is slow and takes a lot of time. Utility Model Content

[0003] The main purpose of the utility model is to provide a lithium battery protection board test stand, which can effectively solve the problem in the background technology that when testing lithium battery protection boards, only one lithium battery protection board can be tested, the test is slow and takes a lot of time.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a lithium battery protection board test frame, including a support plate, side plates are fixedly installed at both ends of the upper surface of the support plate, a number of support frames are fixedly installed equidistantly between the two side plates, a number of limit grooves are equidistantly opened on each of the support frames, a number of guide plates are slidably installed between the two side plates, a number of test ejectors are fixedly installed equidistantly on the lower surface of each guide plate, and a limit assembly is provided on each of the support frames, a mounting plate is fixedly installed at one end of one of the side plates, a servo motor is fixedly installed on the lower surface of the mounting plate, a screw rod is fixedly installed on the output end of the servo motor, a number of screw rod sleeves are sleeved and installed on the middle part of the screw rod, and each of the screw rod sleeves is respectively connected to each guide plate.

[0005] Preferably, a sliding groove is provided on a side of one of the side panels close to the support plate.

[0006] Preferably, a sliding block is fixedly mounted on one end of the guide plate, and the sliding block is slidably mounted inside the sliding groove.

[0007] Preferably, a through slot is formed on the other side plate, a connecting rod is fixedly mounted on the side of the screw sleeve, and one end of the connecting rod movably passes through the through slot and is fixedly connected to the guide plate.

[0008] Preferably, the limiting assembly comprises a baffle and a bolt hole, a baffle is slidably mounted on the inner surface of each limiting groove, and a bolt hole is provided on the support frame.

[0009] Preferably, the baffles are fixedly connected by positioning rods.

[0010] Preferably, a clamping plate is fixedly mounted on the side of the positioning rod, a bolt is arranged on the clamping plate, and one end of the bolt is arranged inside the bolt hole.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] (1) The servo motor output end is rotated, thereby driving the screw to rotate, so that the screw sleeve moves in the middle of the screw, and because a through slot is opened on the side plate, a connecting rod is fixedly installed on the side of the screw sleeve, and one end of the connecting rod movably passes through the through slot and is fixedly connected to the guide plate. When a number of screw sleeves move, a number of guide plates can be driven to move downward. When the guide plate moves downward, the test pin can move downward first, so that the top of the test pin contacts the contact of the lithium battery protection board to test the lithium battery protection board. Because this device is provided with a number of support frames, each of which is provided with a number of limit slots, this device can store multiple lithium battery protection boards at the same time, and can also test multiple lithium battery protection boards at the same time, thereby improving the test efficiency.

[0013] (2) First, the lithium battery protection board to be tested is set inside the limit groove. At this time, the positioning rod is pushed by a person, and the baffle can be pushed at the same time, so that the baffle moves inside the limit groove, so that the baffle fits tightly to one end of the lithium battery protection board, thereby fixing the lithium battery protection board and positioning the lithium battery protection board. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a lithium battery protection board test stand of the utility model;

[0015] Figure 2 This is a test structure schematic diagram of a lithium battery protection board test stand of the utility model;

[0016] Figure 3 This is a schematic diagram of the guide plate structure of a lithium battery protection board test stand of the utility model;

[0017] Figure 4 This is a schematic diagram of the enlarged structure of point A of a lithium battery protection board test stand of the utility model.

[0018] In the figure: 1. support plate; 2. side plate; 3. support frame; 4. limit assembly; 401. baffle; 402. positioning rod; 403. bolt hole; 404. bolt; 405. clamping plate; 5. limit groove; 6. guide plate; 7. test ejector pin; 8. mounting plate; 9. servo motor; 10. screw threaded sleeve; 11. screw; 12. connecting rod; 13. through groove; 14. slider; 15. slide groove. DETAILED DESCRIPTION

[0019] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figure 1 , 2 As shown, a lithium battery protection board test frame comprises a support plate 1, side plates 2 are fixedly installed at both ends of the upper surface of the support plate 1, a number of support frames 3 are fixedly installed equidistantly between the two side plates 2, a number of limit grooves 5 are equidistantly opened on each of the support frames 3, a number of guide plates 6 are slidably installed between the two side plates 2, a number of test ejector pins 7 are fixedly installed equidistantly on the lower surface of each guide plate 6, a limit assembly 4 is provided on each of the support frames 3, a mounting plate 8 is fixedly installed at one end of one side plate 2, a servo motor 9 is fixedly installed on the lower surface of the mounting plate 8, a screw rod 11 is fixedly installed on the output end of the servo motor 9, a number of screw thread sleeves 10 are sleeved and installed on the middle part of the screw rod 11, and each of the screw thread sleeves 10 is respectively connected to each guide plate 6.

[0021] like Figure 2 , 3 As shown, a slide groove 15 is provided on one side of the side plates 2 close to the support plate 1, and a slider 14 is fixedly installed at one end of the guide plate 6. The slider 14 is slidably installed inside the slide groove 15. By sliding the slider 14 inside the slide groove 15, the stability is better when the guide plate 6 moves.

[0022] like Figure 1 , 3As shown, the other side plate 2 is provided with a through slot 13, and a connecting rod 12 is fixedly installed on the side of the screw thread sleeve 10, and one end of the connecting rod 12 movably passes through the through slot 13 and is fixedly connected to the guide plate 6, and is rotated by the output end of the servo motor 9, thereby driving the screw 11 to rotate, so that the screw thread sleeve 10 moves in the middle of the screw 11, and because the side plate 2 is provided with a through slot 13, a connecting rod 12 is fixedly installed on the side of the screw thread sleeve 10, and one end of the connecting rod 12 movably passes through the through slot 13 and is fixedly connected to the guide plate 6, when a number of screw thread sleeves 10 move, a number of guide plates 6 can be driven to move downward.

[0023] like Figure 2 , 4 As shown, the limiting assembly 4 includes a baffle 401 and a bolt hole 403. A baffle 401 is slidably installed on the inner surface of each limiting groove 5. The support frame 3 is provided with a bolt hole 403. Several baffles 401 are fixedly connected by a positioning rod 402. A clamping plate 405 is fixedly installed on the side of the positioning rod 402. A bolt 404 is arranged on the clamping plate 405. One end of the bolt 404 is arranged inside the bolt hole 403. The lithium battery protection plate to be detected is arranged inside the limiting groove 5. At this time, the positioning rod 402 is pushed by a person, and the baffle 401 can be pushed at the same time, so that the baffle 401 moves inside the limiting groove 5, so that the baffle 401 is tightly fitted to one end of the lithium battery protection plate, thereby fixing the lithium battery protection plate and positioning the position of the lithium battery protection plate.

[0024] The working principle of this lithium battery protection board test stand:

[0025] When in use, first set the lithium battery protection plate to be tested inside the limit slot 5. At this time, the positioning rod 402 is pushed by a person, and the baffle 401 can be pushed at the same time, so that the baffle 401 moves inside the limit slot 5, so that the baffle 401 is tightly fitted to one end of the lithium battery protection plate, thereby fixing the lithium battery protection plate and positioning the lithium battery protection plate. After the lithium battery protection plate is installed, the output end of the servo motor 9 is rotated, and the screw rod 11 can be driven to rotate, so that the screw rod sleeve 10 moves in the middle of the screw rod 11, and because a through slot 13 is opened through the side plate 2, the side of the screw rod sleeve 10 is fixed A connecting rod 12 is installed, one end of the connecting rod 12 movably passes through the through slot 13 and is fixedly connected to the guide plate 6. When a number of screw sleeves 10 move, the guide plates 6 can be driven to move downward. When the guide plates 6 move downward, the test pin 7 can be moved downward first, so that the top of the test pin 7 contacts the contact of the lithium battery protection board to test the lithium battery protection board. Because this device is provided with a number of support frames 3, each support frame 3 is provided with a number of limit slots 5, so that this device can store multiple lithium battery protection boards at the same time, and can also test multiple lithium battery protection boards at the same time, thereby improving the test efficiency.

[0026] The above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the scope of protection of the present invention.

Claims

1. A lithium battery protection board test stand, comprising a support plate (1), characterized in that: Side plates (2) are fixedly mounted on both ends of the upper surface of the support plate (1), a plurality of support frames (3) are fixedly mounted equidistantly between the two side plates (2), a plurality of limit slots (5) are equidistantly provided on each of the support frames (3), a plurality of guide plates (6) are slidably mounted between the two side plates (2), a plurality of test pins (7) are fixedly mounted equidistantly on the lower surface of each guide plate (6), a limit assembly (4) is provided on each of the support frames (3), a mounting plate (8) is fixedly mounted on one end of one of the side plates (2), a servo motor (9) is fixedly mounted on the lower surface of the mounting plate (8), a lead screw (11) is fixedly mounted on the output end of the servo motor (9), a plurality of lead screw sleeves (10) are sleeved and mounted on the middle of the lead screw (11), and each of the lead screw sleeves (10) is respectively connected to each guide plate (6).

2. A lithium battery protection board test stand according to claim 1, characterized in that: A sliding groove (15) is provided on a surface of one of the side plates (2) close to the support plate (1).

3. A lithium battery protection board test stand according to claim 2, characterized in that: A slider (14) is fixedly mounted on one end of the guide plate (6), and the slider (14) is slidably mounted inside the slide groove (15).

4. A lithium battery protection board test stand according to claim 1, characterized in that: A through slot (13) is formed through the other side plate (2), a connecting rod (12) is fixedly mounted on the side of the screw thread sleeve (10), and one end of the connecting rod (12) movably passes through the through slot (13) and is fixedly connected to the guide plate (6).

5. A lithium battery protection board test stand according to claim 1, characterized in that: The limiting assembly (4) comprises a baffle (401) and a bolt hole (403); a baffle (401) is slidably mounted on the inner surface of each limiting groove (5); and a bolt hole (403) is provided on the support frame (3).

6. A lithium battery protection board test stand according to claim 5, characterized in that: The plurality of baffles (401) are fixedly connected via positioning rods (402).

7. A lithium battery protection board test stand according to claim 6, characterized in that: A clamping plate (405) is fixedly mounted on the side of the positioning rod (402), a bolt (404) is arranged on the clamping plate (405), and one end of the bolt (404) is arranged inside the bolt hole (403).

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