CN219142477U

CN219142477U - Battery extrusion and needling tester

Info

Publication number: CN219142477U
Application number: CN202223171147.6U
Authority: CN
Inventors: 张家团
Original assignee: Dongguan Lihe Instrument Technology Co ltd
Current assignee: Dongguan Lihe Instrument Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-06
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a battery extrusion and needling tester, which comprises: the device comprises a cabinet, an inner bracket, a screw rod driving assembly and a presser assembly; the presser assembly includes: the upper pressing device and the lower pressing device are fixedly arranged on the bearing table, and the upper pressing device is arranged on the screw rod driving assembly and is driven to move up and down by the screw rod driving assembly; the upper pressing tools are distributed vertically symmetrically, and the workpiece to be measured is limited between the upper pressing tools and the lower pressing tools by the fixing clamp; the screw drive assembly includes: the servo motor, the screw rod and the pressure frame are arranged on the pressure frame, and the pressure sensor is arranged on the upper pressure tool or the lower pressure tool. The utility model adopts the cooperation of the two guide posts and the two pressure rods, the servo motor outputs power, and the power is transmitted to the upper pressing tool through the gearbox and the screw rod, so that the control is more accurate and stable; the extrusion force is divided into upper force and lower force, so that the extrusion force is completely realized between the two pressure rods, the whole case is not influenced by the extrusion force, the case is more stable, the plane uniformity is ensured, and the controllability is higher.

Description

Battery extrusion and needling tester

Technical Field

The utility model relates to the technical field of testing machines, in particular to a battery extrusion and needling testing machine.

Background

The battery tester detects different functions of the battery, is different in type and different in detection index, wherein equipment for detecting the compression resistance of the battery is arranged, and the battery can not be ignited or exploded under the condition of extrusion under the external condition of the battery, and is qualified. At present, when the battery tester in the prior art is used for testing, the external conditions of the battery are simulated by equipment, so that the defect that the speed and the pressure cannot be controlled simultaneously exists, and the detection is inaccurate and the controllability deviates greatly.

To solve this problem, the applicant has proposed improvements in the following technical solutions.

Disclosure of Invention

In view of the above, the present utility model provides a battery pressing and needling tester.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a battery compression and lancing tester comprising: the device comprises a cabinet, an inner bracket, a screw rod driving assembly and a presser assembly; the inner support is provided with a bearing table, and the bearing table is provided with a fixing clamp; the presser assembly includes: the upper pressing device and the lower pressing device are fixedly arranged on the bearing table, and the upper pressing device is arranged on the screw rod driving assembly and is driven to move up and down by the screw rod driving assembly; the upper pressing tools are distributed vertically symmetrically, and the workpiece to be measured is limited between the upper pressing tools and the lower pressing tools by the fixing clamp; the screw drive assembly includes: the servo motor, the screw rod and the pressure frame are arranged on the pressure frame, and the pressure sensor is arranged on the upper pressure tool or the lower pressure tool.

In a further technical scheme, the inner support is provided with a guide rod, and the pressure frame is driven by the screw rod to move up and down along the guide rod.

In a further technical scheme, the pressure frame includes: the screw rod penetrates through the upper pressing plate and is in threaded contact with the upper pressing plate; the pressure rods are symmetrically arranged.

In a further technical scheme, the fixing clamp comprises: the vertical pole and the backup pad of vertical setting, the center department of backup pad is provided with the mounting hole, and this mounting hole corresponds the center department of last presser and lower presser.

In a further technical scheme, the inner bracket is provided with a travel sensor.

In further technical scheme, the rack in be provided with the subassembly of discharging fume, the subassembly of discharging fume includes: the fan and the air duct are connected to the outside of the cabinet.

In a further technical scheme, the cabinet is provided with a switch door on the front surface, a viewing window is arranged on the switch door, and an explosion-proof net is arranged at the position corresponding to the viewing window; the back of the cabinet is provided with an explosion-proof pressure relief door.

In a further technical scheme, the cabinet is provided with a control panel and a main switch.

In a further technical scheme, the cabinet is provided with an explosion-proof lock and an explosion-proof chain.

Compared with the prior art, the utility model has the following beneficial technical effects:

1. the utility model adopts the cooperation of the two guide posts and the two pressure rods, the servo motor outputs power, and the power is transmitted to the upper pressing tool through the gearbox and the screw rod, so that the control is more accurate and stable;

2. the utility model adopts two pressure rods as bearing force to divide the extrusion force into upper force and lower force, thereby realizing the extrusion force between the two pressure rods completely, ensuring that the whole chassis is not influenced by the extrusion force, being more stable, ensuring that the plane is uniformly and linearly stressed and having higher controllability.

3. The cabinet disclosed by the utility model has good explosion-proof performance, and the personal safety of operators can be furthest protected when the battery is exploded.

The other beneficial technical effects of the utility model are embodied in the specific embodiments.

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Description of the drawings:

FIG. 1 is a schematic diagram of a battery compression and needling tester;

FIG. 2 is a schematic view of a battery compression and needling machine at another angle;

FIG. 3 is a schematic front view of a battery compression and lancing tester after a cabinet is hidden;

fig. 4 is a schematic structural view of a hidden cabinet opening of the battery extrusion and needling tester.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In the description of the present application, it should be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Referring to fig. 1-4, a battery extrusion and needling tester, comprising: cabinet 100, inner support 200, lead screw drive assembly 300, and presser assembly 400; the cabinet 100 serves as a carrier for the equipment, and other components are mounted within the cabinet 100.

The inner bracket 200 is in a frame structure, a carrying platform 210 is disposed on the inner bracket 200, the carrying platform 210 is in a planar structure, and a fixing clamp 220 is disposed on the carrying platform 210.

The fixing clamp 220 has the function of limiting the battery and ensuring that the battery is vertically placed for detection; specifically, the fixing jig 220 includes: the vertical rod 221 and the supporting plate 222 are vertically arranged, the center of the supporting plate 222 is provided with a mounting hole 223, the mounting hole 223 corresponds to the center of the upper presser 410 and the lower presser 420, the pressure between the upper presser 410 and the lower presser 420 can be well transmitted to the battery, and uneven stress is placed.

The supporting plate 222 is limited and installed on the upright post 221, and can be limited by a nut or a supporting structure, and the supporting plate 222 can be designed into a replaceable structure, when detecting batteries of different types (sizes), the sizes of the installing holes 223 of the supporting plate 222 are different, and then the supporting plate 222 needs to be replaced.

Further, the carrying platform 210 is a planar structure, and in general, the inner support 200 is a metal frame structure, and the carrying platform 210 may be formed by one metal support plate.

In some embodiments, the presser assembly 400 includes: the upper presser 410 and the lower presser 420, the lower presser 420 is fixedly installed on the bearing table 210, and the upper presser 410 is arranged on the screw rod driving assembly 300 and is driven to move up and down by the screw rod driving assembly; the upper press 410 is vertically symmetrically distributed, and the fixing jig 220 limits the workpiece (battery) to be measured therebetween.

The upper presser 410 and the lower presser 420 are both in a shape of a cake, and a pressure sensor (not shown) is provided on the upper presser 410 or the lower presser 420, so that the pressure applied by the battery is transmitted to the control panel 150 of the cabinet 100 through the pressure sensor during detection.

In some embodiments, the lead screw drive assembly 300 includes: the servo motor 310, the screw 320 and the pressure frame 330, the upper presser 410 is assembled on the pressure frame 330, and the upper presser 410 or the lower presser 420 is provided with a pressure sensor.

The inner bracket 200 is provided with a guide rod 240, and the pressure frame 330 is driven by the screw rod 320 to move up and down along the guide rod 240; the inner bracket 200 is provided with a stroke sensor 230.

The pressure frame 330 includes: the upper pressure plate 331, the lower pressure plate 332 and the pressure rod 333 arranged between the upper pressure plate 331 and the lower pressure plate 332, and the screw rod 320 passes through the upper pressure plate 331 and is in threaded contact with the upper pressure plate 331; the pressure bars 333 are symmetrically arranged.

The servo motor 310 is connected with a gearbox, and in operation, the servo motor 310 drives the screw rod 320 to rotate through the gearbox, the pressure frame 330 moves downwards along the guide rod 240, the lower pressing plate 332 transmits pressure to the battery through the upper pressing tool 410, and the battery is subjected to extrusion test through the cooperation of the upper pressing tool 410 and the lower pressing tool 420.

Alternatively, a lancet structure may be provided on the upper presser 410 or the lower presser 420, and thus a needling test may be performed.

In some embodiments, the cabinet 100 is provided with a smoke evacuation assembly 110, and the smoke evacuation assembly 110 includes: fan 111 and wind channel 112, wind channel 112 are connected in the outside of rack 100, and smoke subassembly 110 can discharge the smog in the rack 100 rapidly.

The cabinet 100 is provided with a switch door 120 on the front surface, a viewing window is arranged on the switch door 120, an explosion-proof net 130 is arranged at the position corresponding to the viewing window, and the operation details can be known through the viewing window; an explosion-proof pressure relief door 140 is arranged on the back of the cabinet 100, so that pressure can be quickly released during explosion; the cabinet 100 is provided with an explosion-proof lock 170 and an explosion-proof chain 180, so that the risk of impact during strong explosion is reduced.

The cabinet 100 is provided with a control panel 150 and a main switch 160, the main switch 160 can cut off the power supply by one key, and the control panel 150 sets operation parameters according to the requirement for testing.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The battery extrusion and needling tester is characterized in that: comprising the following steps: the device comprises a machine cabinet (100), an inner bracket (200), a screw rod driving assembly (300) and a presser assembly (400);

the inner bracket (200) is provided with a bearing table (210), and the bearing table (210) is provided with a fixed clamp (220);

the presser assembly (400) includes: the upper presser (410) and the lower presser (420), the lower presser (420) is fixedly arranged on the bearing table (210), and the upper presser (410) is arranged on the screw rod driving assembly (300) and is driven by the screw rod driving assembly to move up and down; the upper pressing tools (410) are distributed symmetrically up and down, and the fixed clamp (220) limits the workpiece to be tested between the upper pressing tools and the fixed clamp;

the screw drive assembly (300) includes: the servo motor (310), the screw rod (320) and the pressure frame (330), the upper presser (410) is assembled on the pressure frame (330), and the upper presser (410) or the lower presser (420) is provided with a pressure sensor.

2. The battery compression and lancing tester according to claim 1, wherein: the inner bracket (200) is provided with a guide rod (240), and the pressure frame (330) moves up and down along the guide rod (240) under the drive of the screw rod (320).

3. The battery compression and lancing tester according to claim 1, wherein: the pressure frame (330) includes: an upper pressing plate (331), a lower pressing plate (332) and a pressure rod (333) arranged between the upper pressing plate and the lower pressing plate, wherein a screw rod (320) passes through the upper pressing plate (331) and is in threaded contact with the upper pressing plate (331); the pressure rods (333) are symmetrically arranged.

4. The battery compression and lancing tester according to claim 1, wherein: the fixing clamp (220) comprises: the vertical rod (221) and the supporting plate (222) are vertically arranged, a mounting hole (223) is formed in the center of the supporting plate (222), and the mounting hole (223) corresponds to the center of the upper presser (410) and the center of the lower presser (420).

5. The battery compression and lancing tester according to claim 1, wherein: the inner bracket (200) is provided with a travel sensor (230).

6. The battery compression and lancing tester according to any one of claims 1-5, wherein: the cabinet (100) in be provided with subassembly (110) of discharging fume, subassembly (110) of discharging fume include: the fan (111) and wind channel (112), wind channel (112) are connected in rack (100) outside.

7. The battery compression and lancing tester according to any one of claims 1-5, wherein: the cabinet (100) is provided with a switch door (120) on the front surface, a viewing window is arranged on the switch door (120), and an explosion-proof net (130) is arranged at the position corresponding to the viewing window;

the back of the cabinet (100) is provided with an explosion-proof pressure relief door (140).

8. The battery compression and lancing tester according to any one of claims 1-5, wherein: the cabinet (100) is provided with a control panel (150) and a main switch (160).

9. The battery compression and lancing tester according to any one of claims 1-5, wherein: the machine cabinet (100) is provided with an explosion-proof lock (170) and an explosion-proof chain (180).