Universal vibration failure tool

Abstract

The utility model relates to the technical field of battery cell detection, and provides a universal vibration failure tool, which comprises a bottom plate, at least two first plates, at least two second plates, a pressing plate and a clamping assembly, and is characterized in that the bottom plate is provided with at least two first plates and at least two second plates; the two second plates are oppositely arranged and form a rectangular frame structure with the first plate; the second plate block is clamped by the first plate block; the two ends of the pressing plate are each connected with one first plate block, and the pressing plate and the bottom plate are oppositely arranged. The clamping assemblies are arranged on the first plate and the second plate. The first plate block and the second plate block used for installing the clamping assembly are connected and fixed on the bottom plate together, so that the structural strength of the tool can be effectively improved, the first plate block clamps the second plate block, the pressing plate is connected with the first plate block, the pressing plate can clamp the top surface of a battery cell, and the clamping efficiency of the battery cell is improved. And meanwhile, the structural strength of the tool is further improved, so that stable clamping of the battery cell is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of battery core detection, in particular to a universal vibration failure tooling. Background Art

[0002] In the production and preparation process of battery cells, in order to ensure the mechanical reliability, safety and service life of the battery cells, the battery cells are usually subjected to vibration tests to evaluate the mechanical strength and structural reliability of the battery cells in a vibration environment, so as to promptly discover potential problems in the structural design or manufacturing of the battery cells and avoid safety hazards after they are put into use.

[0003] The utility model patent with the existing authorization announcement number CN206710046U discloses a jig for vibration testing, including a flat bottom plate and a flat support plate whose plate surfaces are parallel to each other, the flat bottom plate and the flat support plate are connected together by two to six guide pillars, and these guide pillars are slidably connected to a smooth plate together, the plate surface of the smooth plate is parallel to the plate surface of the flat bottom plate, and the smooth plate slides along the guide pillars between the flat bottom plate and the flat support plate, a first screw rod is threadedly connected to the flat support plate, the axis of the first screw rod is perpendicular to the plate surface of the flat support plate, one end of the first screw rod is rotatably connected to the smooth plate and does not separate from the smooth plate, and the other end of the first screw rod is fixedly connected to a first hand wheel;

[0004] As in the above-mentioned solution, a flat bottom plate and a smooth plate are used in combination, or a vertical sliding plate and a vertical bottom plate are used in combination to clamp the product. When this structure clamps the product, the side of the product cannot be stably limited. Therefore, under severe vibration conditions, the product is prone to slip and displacement, affecting the accuracy of the test results.

[0005] There is also a utility model patent with the authorization announcement number CN219235114U, which discloses a fixed fixture for battery vibration detection. In this scheme, although the effective positioning of the battery cell can be achieved through the cooperation of the bottom plate, the first side fixing plate, the side push plate, the end fixing plate and the constant pressure plate, the first side fixing plate, the end fixing plate and the second side fixing plate supporting the side push plate in the structure are only connected to the bottom plate, and the overall structural strength is low, which is prone to failure during the vibration test.

[0006] It can be seen that the current vibration test tooling has many structural deficiencies. In order to ensure the safety of battery cells, it is urgent to improve the corresponding test tooling. Utility Model Content

[0007] In view of this, the utility model proposes a universal vibration failure tooling with high structural strength and capable of stably limiting the battery cells, so as to solve the problem that the existing test tooling has an insufficient limiting effect on the battery cells and has low structural strength.

[0008] The technical solution of the utility model is implemented as follows: The utility model provides a universal vibration failure tooling, including a bottom plate, a first plate, a second plate, a pressure plate and a clamping assembly, wherein:

[0009] At least two first plates and at least two second plates are arranged on the bottom plate;

[0010] The two first plates are arranged opposite to each other;

[0011] The two second plates are arranged opposite to each other and form a rectangular frame structure with the first plate;

[0012] The first plate clamps the second plate, and the first plate and the second plate are detachably connected;

[0013] Both ends of the pressing plate are connected to a first plate respectively, and the pressing plate is arranged opposite to the bottom plate;

[0014] The clamping components are arranged on both the first plate and the second plate, and are used for clamping the object to be detected.

[0015] On the basis of the above technical solution, preferably, it also includes ribs, a plurality of ribs are arranged on the bottom plate, at least one side of the ribs is connected to the bottom plate, and at least one side of the ribs is connected to the first plate or the second plate.

[0016] On the basis of the above technical solution, preferably, the bottom plate, the first plate, the second plate and the rib plate are fixedly connected by bolts;

[0017] The pressing plate is fixedly connected to the first plate by bolts.

[0018] On the basis of the above technical solution, preferably, the clamping assembly includes a screw, a guide shaft and a push plate, wherein:

[0019] The screw is connected to the first plate or the second plate through threaded engagement, and penetrates the first plate or the second plate;

[0020] The guide shaft is connected with the first plate or the second plate in a sliding manner and passes through the first plate or the second plate;

[0021] The push plate is connected to the end of the guide shaft, and the push plate is located in a rectangular frame structure formed by the first plate and the second plate.

[0022] On the basis of the above technical solution, preferably, the first plate is a large panel, the second plate is a small panel, and the area of ​​the first plate is larger than the area of ​​the second plate;

[0023] At least two screws and at least two guide shafts are arranged on the first plate, the two screws are arranged opposite to each other, the two guide shafts are arranged opposite to each other, and the screws and the guide shafts are arranged in a cross structure;

[0024] At least one screw and at least two guide shafts are arranged on the second plate. The two guide shafts are arranged on both sides of the screw relatively, and the screw and the guide shafts are arranged in parallel in the longitudinal direction.

[0025] On the basis of the above technical solution, preferably, a first weight-reducing hole is opened on the first plate, and the first weight-reducing hole is located between the two screws and the two guide shafts;

[0026] At least two second weight-reducing holes are formed on the second plate, and the two second weight-reducing holes are relatively located on two sides of the screw and the guide shaft.

[0027] On the basis of the above technical solution, preferably, it further comprises a slide rail, a plurality of slide rails are arranged on the bottom plate, and the slide rails are perpendicular to the first plate;

[0028] The push plate connected with the guide shaft on the first plate is connected with the slide rail in a sliding manner.

[0029] On the basis of the above technical solution, preferably, the clamping assembly further includes an oil-free bushing and a lock nut, wherein:

[0030] Oil-free bushings are provided on the first plate and the second plate;

[0031] The guide shaft and the oil-free bushing are in sliding fit;

[0032] The anti-loosening nut is connected to the screw through threaded cooperation, and the anti-loosening nut is located outside the rectangular frame structure formed by the first plate and the second plate.

[0033] On the basis of the above technical solution, preferably, the clamping assembly further includes an insert, which is sleeved on the guide shaft and embedded in the push plate.

[0034] On the basis of the above technical solution, preferably, it also includes a handle, and the handle is arranged on the second plate.

[0035] The universal vibration failure tooling of the utility model has the following beneficial effects compared with the prior art:

[0036] (1) By connecting the first plate and the second plate for installing the clamping assembly and fixing them together on the bottom plate, the structural strength of the tooling can be effectively improved. The first plate clamps the second plate, and the pressure plate is connected to the first plate. In this way, the pressure plate can not only clamp the top surface of the battery cell, but also further improve the structural strength of the tooling to achieve stable clamping of the battery cell.

[0037] (2) By setting the first plate as a large panel and the second plate as a small panel, the clamping assembly, screws and guide shaft on the large panel are arranged in a cross structure, and the clamping assembly, screws and guide shaft on the second plate are arranged in parallel longitudinally, which has the advantage of reasonable structural design and can maintain the clamping stability of the push plate during application; at the same time, this structure is convenient for opening the first weight-reducing hole and the second weight-reducing hole to reduce the weight of the tooling and facilitate handling and adjustment;

[0038] (3) By arranging a slide rail on the bottom plate, the displacement stability of the push plate in the clamping assembly on the large panel is further improved to ensure that the battery cell can be stably clamped; at the same time, this structure can avoid the problem of excessive force on the clamping assembly, causing bending and wear of the screws and guide shafts;

[0039] (4) By setting an insert in the clamping assembly, when the screw is tightened, the screw will be pressed against the insert, thereby preventing the screw from damaging the push plate and improving the structural strength and application stability of the push plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0041] Figure 1 It is a three-dimensional diagram of the universal vibration failure tooling of the utility model;

[0042] Figure 2 It is a front view of the universal vibration failure tooling of the utility model;

[0043] Figure 3 For the utility model Figure 2 Middle AA section view;

[0044] Figure 4 It is a top view of the universal vibration failure tooling of the utility model;

[0045] Figure 5 For the utility model Figure 4 Middle BB section;

[0046] Figure 6 This is an application state diagram of the universal vibration failure tooling of the utility model;

[0047] In the figure: 1. bottom plate; 2. first plate; 201. first weight-reducing hole; 3. second plate; 301. second weight-reducing hole; 4. pressure plate; 5. clamping assembly; 51. screw; 52. guide shaft; 53. push plate; 54. slide rail; 55. oil-free bushing; 56. anti-loosening nut; 57. insert; 6. rib plate; 7. handle; 8. test bench. DETAILED DESCRIPTION

[0048] The following will be combined with the implementation of the utility model to clearly and completely describe the technical solutions in the implementation of the utility model. Obviously, the described implementation is only a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0049] like Figures 1 to 6 As shown, the universal vibration failure tooling of the utility model comprises a bottom plate 1, a first plate 2, a second plate 3, a pressing plate 4, a clamping assembly 5, a rib plate 6 and a handle 7;

[0050] The universal vibration failure tool is placed on the test bench 8 and used to perform vibration tests on electrical components such as battery cells. Of course, it can also be used to test non-electrical components. During the specific test, the test bench 8 and the tool are driven to vibrate together by a driving part such as a motor.

[0051] like Figure 1 and Figure 2 As shown, at least two first plates 2 and at least two second plates 3 are arranged on the bottom plate 1; the two first plates 2 are arranged opposite to each other; the two second plates 3 are arranged opposite to each other and form a rectangular frame structure with the first plate 2; the first plate 2 clamps the second plate 3, and the first plate 2 and the second plate 3 are detachably connected; the clamping assembly 5 is arranged on both the first plate 2 and the second plate 3, and is used to clamp the object to be detected;

[0052] As in the above structure, the first plate 2 and the second plate 3 form a rectangular frame structure, and are both fixed to the bottom plate 1, so that the overall structure can be ensured to be firm;

[0053] Furthermore, both ends of the pressing plate 4 are connected to a first plate 2, and the pressing plate 4 is arranged opposite to the bottom plate 1;

[0054] As in the above structure, the two second plates 3 are clamped and fixed by the two first plates 2, and after the pressing plate 4 is connected to the two first plates 2, the two first plates 2 are limited, so that the clamping of the first plate 2 to the second plate 3 will be more stable, and the overall rigidity will be improved, so that the tooling can better adapt to the vibration test environment;

[0055] When performing a vibration test, the battery cell is placed in a rectangular frame formed by the first plate 2 and the second plate 3, and then the pressing plate 4 is installed on the first plate 2. In this way, the pressing plate 4 not only ensures the structural strength of the tooling, but also achieves the pressing and fixing of the battery cell.

[0056] like Figure 1 and Figure 2 As shown, a plurality of ribs 6 are arranged on the bottom plate 1, and at least one side of the ribs 6 is connected to the bottom plate 1, and at least one side of the ribs 6 is connected to the first plate 2 or the second plate 3;

[0057] As in the above structure, by providing the ribs 6, the structural strength of the connection between the first plate 2 and the second plate 3 and the bottom plate 1 can be further improved to increase the rigidity of the overall structure so that it can adapt to more severe vibration tests.

[0058] Specifically, the bottom plate 1, the first plate 2, the second plate 3 and the rib plate 6 are fixedly connected by bolts; the pressure plate 4 is fixedly connected to the first plate 2 by bolts;

[0059] As in the above structure, when assembling the components, the first plate 2, the second plate 3 and the rib plate 6 are fixed to the bottom plate 1 by bolts, and are fixed to each other by bolts to ensure integrity, thereby having better structural strength; at the same time, this structure is convenient for disassembly of the tooling for maintenance and correction work, and is also convenient for replacement of local components to improve versatility;

[0060] The pressure plate 4 can also be fixed with bolts to facilitate disassembly and removal of the battery cell;

[0061] Specifically, the pressure plate 4 has no limitation on the structure, and its structure can be adaptively adjusted according to the battery cell or other objects to be detected.

[0062] like Figure 3 to Figure 5 As shown, the clamping assembly 5 includes a screw 51, a guide shaft 52 and a push plate 53, wherein the screw 51 is connected to the first plate 2 or the second plate 3 by threaded fit and passes through the first plate 2 or the second plate 3; the guide shaft 52 is connected to the first plate 2 or the second plate 3 by sliding fit and passes through the first plate 2 or the second plate 3; the push plate 53 is connected to the end of the guide shaft 52, and the push plate 53 is located in the rectangular frame structure formed by the first plate 2 and the second plate 3;

[0063] As in the above structure, after the battery cell is placed in the rectangular frame formed by the first plate 2 and the second plate 3, the screw 51 is rotated, and the screw 51 will push the push plate 53 to move, thereby clamping and fixing the battery cell; at the same time, the guide shaft 52 moves synchronously with the displacement of the push plate 53 to ensure the stability of the movement of the push plate 53; this structure is suitable for testing battery cells of different models and has good versatility. When testing products of different models, it saves manpower and material resources for replacing test tools.

[0064] like Figure 1 As shown, the first plate 2 is a large panel, the second plate 3 is a small panel, and the area of ​​the first plate 2 is larger than that of the second plate 3; at least two screws 51 and at least two guide shafts 52 are arranged on the first plate 2, the two screws 51 are arranged opposite to each other, the two guide shafts 52 are arranged opposite to each other, and the screws 51 and the guide shafts 52 are arranged in a cross structure; at least one screw 51 and at least two guide shafts 52 are arranged on the second plate 3, the two guide shafts 52 are arranged opposite to each other on both sides of the screw 51, and the screws 51 and the guide shafts 52 are arranged in parallel in the longitudinal direction;

[0065] As in the above structure, by setting the first plate 2 as a large panel and the second plate 3 as a small panel, the clamping assembly 5, the screw 51 and the guide shaft 52 on the first plate 2 are arranged in a cross structure, and the clamping assembly 5, the screw 51 and the guide shaft 52 on the second plate 3 are arranged in parallel in the longitudinal direction, which has the advantage of reasonable structural design, and can maintain the stability of the push plate 53 during application, so as to achieve stable support of the battery cell;

[0066] Specifically, a first weight-reducing hole 201 is provided on the first plate 2 and is located between two screws 51 and two guide shafts 52 ; at least two second weight-reducing holes 301 are provided on the second plate 3 and are relatively located on both sides of the screws 51 and the guide shafts 52 .

[0067] As shown in the above structure, the structural setting of the first plate 2 and the second plate 3 facilitates the opening of the first weight-reducing hole 201 and the second weight-reducing hole 301 to reduce the weight of the tooling and facilitate transportation and adjustment without affecting the structural strength.

[0068] like Figure 4 and Figure 5 As shown, a plurality of slide rails 54 are provided on the bottom plate 1, and the slide rails 54 are perpendicular to the first plate 2; a push plate 53 connected to the guide shaft 52 on the first plate 2 is slidably connected to the slide rails 54;

[0069] As in the above structure, the area of ​​the first plate 2 is enlarged, and the battery cell is usually a rectangular parallelepiped structure, so the push plate 53 on the first plate 2 is relatively large. In order to ensure the stability of the displacement of the push plate 53, a slide rail 54 is provided on the bottom plate 1 to support and guide the sliding of the push plate 53, thereby ensuring stable movement;

[0070] At the same time, the arrangement of this structure can also prevent the screw 51 and the guide shaft 52 from excessively bearing the weight of the push plate 53, thereby effectively reducing the wear between components and extending the service life.

[0071] like Figure 4 and Figure 5 As shown, the clamping assembly 5 further includes an oil-free bushing 55 and a locking nut 56, wherein the first plate 2 and the second plate 3 are both provided with the oil-free bushing 55; the guide shaft 52 is slidably matched with the oil-free bushing 55; the locking nut 56 is connected with the screw 51 through threaded matching, and the locking nut 56 is located outside the rectangular frame structure formed by the first plate 2 and the second plate 3;

[0072] As in the above structure, the oil-free bushing 55 is used to support the guide shaft 52 to slide, so as to avoid wear between the guide shaft 52 and the first plate 2 or the second plate 3;

[0073] In this structure, the anti-loosening nut 56 is used to lock the screw 51 to prevent the push plate 53 from loosening during the vibration test.

[0074] like Figure 3 and Figure 5 As shown, the clamping assembly 5 further includes an insert 57, which is sleeved on the guide shaft 52 and is embedded in the push plate 53;

[0075] As in the above structure, by setting the insert 57 on the guide shaft 52, and the insert 57 is embedded in the push plate 53, when the screw 51 drives the push plate 53 to move, the end of the screw 51 is against the insert 57, so that the push plate 53 can be prevented from being damaged by the screw 51;

[0076] Specifically, the push plate 53 is made of insulating material, and the insert 57 is made of material with high structural strength, such as steel metal, to ensure the application stability of the push plate 53;

[0077] Specifically, the insert 57 can be fixed on the push plate 53 by bolts.

[0078] like Figure 1 and Figure 6 As shown, the handle 7 is arranged on the second plate 3;

[0079] As in the above structure, when in use, the tooling needs to be fixed on the test bench 8 , and the tooling can be easily carried by providing a handle 7 , thereby adjusting the fixed position of the tooling on the test bench 8 .

[0080] Specific implementation steps:

[0081] First, the tool is carried by the handle 7 and placed on the test bench 8;

[0082] Then, place the battery cell or other object to be tested on the bottom plate 1 and between the first plate 2 and the second plate 3;

[0083] The screw 51 is rotated, and the screw 51 drives the push plate 53 to move toward the object to be tested, so as to achieve stable clamping of the object to be tested;

[0084] The pressing plate 4 is installed on the first plate 2 to press the object to be tested, and then the vibration test is started.

[0085] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A universal vibration failure tool, characterized by: It comprises a base plate (1), a first plate (2), a second plate (3), a pressing plate (4) and a clamping assembly (5), wherein: At least two of the first plates (2) and at least two of the second plates (3) are arranged on the bottom plate (1); The two first plates (2) are arranged opposite to each other; The two second panels (3) are arranged opposite to each other and form a rectangular frame structure with the first panel (2); The first plate (2) clamps the second plate (3), and the first plate (2) and the second plate (3) are detachably connected; The two ends of the pressing plate (4) are respectively connected to one of the first plates (2), and the pressing plate (4) and the bottom plate (1) are arranged opposite to each other; The clamping assembly (5) is arranged on both the first plate (2) and the second plate (3) and is used for clamping the object to be detected.

2. The universal vibration failure tooling as claimed in claim 1, characterized in that: It also comprises ribs (6), a plurality of ribs (6) being arranged on the bottom plate (1), at least one side of the ribs (6) being connected to the bottom plate (1), and at least one side of the ribs (6) being connected to the first plate (2) or the second plate (3).

3. The universal vibration failure tooling as claimed in claim 2, characterized in that: The bottom plate (1), the first plate (2), the second plate (3) and the rib plate (6) are fixedly connected by bolts; The pressing plate (4) is fixedly connected to the first plate (2) by means of bolts.

4. The universal vibration failure tooling according to any one of claims 1 to 3, characterized in that: The clamping assembly (5) comprises a screw (51), a guide shaft (52) and a push plate (53), wherein: The screw (51) is connected to the first plate (2) or the second plate (3) by threaded engagement, and passes through the first plate (2) or the second plate (3); The guide shaft (52) is connected to the first plate (2) or the second plate (3) in a sliding manner and passes through the first plate (2) or the second plate (3); The push plate (53) is connected to the end of the guide shaft (52), and the push plate (53) is located in a rectangular frame structure formed by the first plate (2) and the second plate (3).

5. The universal vibration failure tooling as claimed in claim 4, characterized in that: The first plate (2) is a large panel, the second plate (3) is a small panel, and the area of ​​the first plate (2) is larger than the area of ​​the second plate (3); At least two screws (51) and at least two guide shafts (52) are arranged on the first plate (2), the two screws (51) are arranged opposite to each other, the two guide shafts (52) are arranged opposite to each other, and the screws (51) and the guide shafts (52) are arranged in a cross structure; At least one screw (51) and at least two guide shafts (52) are arranged on the second plate (3); the two guide shafts (52) are arranged oppositely on both sides of the screw (51); and the screw (51) and the guide shafts (52) are arranged in parallel in the longitudinal direction.

6. The universal vibration failure tooling as claimed in claim 5, characterized in that: A first weight-reducing hole (201) is provided on the first plate (2), and the first weight-reducing hole (201) is located between the two screws (51) and the two guide shafts (52); At least two second weight-reducing holes (301) are formed on the second plate (3), and the two second weight-reducing holes (301) are relatively located on both sides of the screw (51) and the guide shaft (52).

7. The universal vibration failure tooling as claimed in claim 5, characterized in that: It also comprises a slide rail (54), a plurality of the slide rails (54) are arranged on the bottom plate (1), and the slide rails (54) are perpendicular to the first plate (2); The push plate (53) connected to the guide shaft (52) on the first plate (2) is slidably connected to the slide rail (54).

8. The universal vibration failure tooling as claimed in claim 4, characterized in that: The clamping assembly (5) further comprises an oil-free bushing (55) and a locking nut (56), wherein: The first plate (2) and the second plate (3) are both provided with the oil-free bushing (55); the guide shaft (52) is slidably matched with the oil-free bushing (55); The anti-loosening nut (56) is connected to the screw (51) by threaded cooperation, and the anti-loosening nut (56) is located outside the rectangular frame structure formed by the first plate (2) and the second plate (3).

9. The universal vibration failure tooling as claimed in claim 4, characterized in that: The clamping assembly (5) further comprises an insert (57), wherein the insert (57) is sleeved on the guide shaft (52) and the insert (57) is embedded in the push plate (53).

10. The universal vibration failure tooling as claimed in claim 1, characterized in that: It also comprises a handle (7), wherein the handle (7) is arranged on the second plate (3).

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