Open-circuit testing mechanism of buckle power assembly equipment

Abstract

The utility model discloses an open circuit test mechanism of a button cell assembly device, which can carry out electrical detection after a button cell is assembled, is high in efficiency and can find problems in time. The open circuit test mechanism of the button power assembly equipment comprises an assembly device and an open circuit test device, the assembling device comprises a workbench capable of horizontally moving, an assembling jig arranged on the workbench and a pressing assembly arranged on the moving track of the workbench. The press-fit assembly is provided with a press-fit jig capable of moving up and down, and the press-fit jig is matched with the assembly jig to perform press-fit action of the button cell; the open circuit testing device comprises a testing support arranged on the side edge of the moving track of the workbench, a positive electrode probe and a negative electrode probe, wherein the positive electrode probe and the negative electrode probe are installed on the testing support and can move up and down relatively. The positive electrode probe and the negative electrode probe are connected to an electrical testing mechanism of the device through wires. A cantilever opposite to the testing support is installed on the side edge of the workbench, a battery containing groove is formed in the cantilever, and a probe penetrating hole is formed in the bottom of the battery containing groove.

Description

Technical Field

[0001] The utility model relates to the technical field of button batteries, in particular to an open - circuit testing mechanism for button - cell assembly equipment. Background Technique

[0002] Button batteries, also often referred to as coin - cell batteries, are a common type of battery mainly used in small electronic devices and digital products. This kind of battery consists of metal buttons at both the positive and negative electrodes and chemical substances. There are several types of button batteries, including alkaline, lithium - ion, and mercury - oxide, etc. During the process of manufacturing button batteries, special attention needs to be paid to the assembly of the positive and negative electrodes to avoid misalignment and lithium precipitation problems, which may affect the accuracy and repeatability of battery performance testing. In a laboratory environment, the process of assembling button batteries includes steps such as the preparation of positive and negative electrode sheets, electrode coating, separator, gasket, shrapnel, electrolyte, etc. These steps require meticulous operation and precise parameter control to ensure the quality and performance of the battery.

[0003] In the prior art, after assembling button batteries inside a glove box, it is impossible to immediately confirm whether the assembled batteries are successful. Usually, the batteries are manually transferred to other workstations for electrical detection to know the survival rate of the assembled batteries, resulting in high labor costs and time costs. Content of the Utility Model

[0004] The purpose of the utility model is to provide an open - circuit testing mechanism for button - cell assembly equipment, which can solve the problems existing in the prior art, perform electrical detection immediately after button - cell assembly, with high efficiency and timely problem discovery.

[0005] To achieve the above - mentioned purpose, the solution of the utility model is as follows:

[0006] An open - circuit testing mechanism for button - cell assembly equipment includes an assembly device and an open - circuit testing device; the assembly device includes a workbench that can move horizontally, an assembly fixture arranged on the workbench, and a pressing component arranged on the moving track of the workbench; the pressing component is provided with a pressing fixture that can move up and down, and the pressing fixture cooperates with the assembly fixture to perform the pressing action of button batteries; the open - circuit testing device includes a testing bracket arranged on the side of the moving track of the workbench, and a positive - electrode probe and a negative - electrode probe that can move relatively up and down and are installed on the testing bracket. The positive - electrode probe and the negative - electrode probe are connected to the electrical measurement mechanism of the equipment through wires; a cantilever opposite to the testing bracket is installed on the side of the workbench, a battery placement groove is arranged on the cantilever, and a probe through - hole is arranged at the bottom of the battery placement groove.

[0007] The open circuit test device also includes two slides that are slidably engaged with the test bracket and are arranged up and down. The two slides are respectively connected to two parallel racks, and a driving gear is arranged between the two racks; the two sides of the driving gear are respectively engaged with the two racks and driven by a motor; the positive probe and the negative probe are respectively installed on the opposite surfaces of the two slides.

[0008] The assembly device also includes a positioning jig opposite to the assembly jig, which is used to position the positive and negative electrode shells of the button battery; the positioning jig includes a pair of clamping arms installed on the workbench and arranged on both sides of the assembly jig, and a clamping arm cylinder for driving the clamping arms to open and close.

[0009] Preferably, the opposite surface of the clamp arm is provided with a positioning notch matching the button battery housing.

[0010] The pressing assembly includes a box with a built-in driving device, and the box is provided with a channel for the workbench to pass through; the pressing fixture is arranged in the channel and is driven by the built-in driving device of the box to perform lifting and movement.

[0011] The assembly device also includes a base for supporting the workbench and the pressing assembly, and a driving member for driving the workbench; a slide rail for sliding engagement with the workbench is provided on the base, and the driving member is transmission-connected to the workbench so that the workbench moves horizontally along the slide rail.

[0012] Preferably, the driving member is a motor, and the output shaft thereof is coaxially connected to a screw for driving the workbench.

[0013] Preferably, the workbench moves between the two ends of the base, baffles are provided at both ends of the base, and accordion covers are provided between the two ends of the workbench and the baffles at both ends of the base.

[0014] The open circuit testing mechanism of the buckle assembly equipment also includes a liquid injection device; the liquid injection device includes a liquid injection head arranged on the moving track of the workbench, and a liquid injection head bracket for suspending the liquid injection head, the liquid injection head is connected to a container storing electrolyte through a hose, and the container pumps the electrolyte to the liquid injection head; a waste liquid tank is provided on the workbench for collecting waste electrolyte.

[0015] The open circuit testing mechanism of the snap-on assembly equipment further comprises a CCD device; the CCD device comprises a CCD camera arranged on the moving track of the workbench, and a CCD bracket for suspending the CCD camera.

[0016] After adopting the above technical solution, the utility model has the following technical effects:

[0017] In the present utility model, the open-circuit test device is directly arranged on the side of the moving track of the workbench. After the button cell completes the pressing action under the cooperation of the assembly jig and the pressing jig, the pressed button cell can be placed in the battery placement groove of the cantilever manually or mechanically, and the battery is moved to the open-circuit test device through the movement of the workbench. The positive probe and the negative probe move towards each other and contact the button cell to achieve open-circuit testing. It is possible to know the survival rate of the battery and the stability of the button cell automatic assembly system equipment immediately after the battery is assembled, which is convenient for quickly discovering and solving problems. Moreover, during the whole process, the button cell does not need to be transferred to other production lines or workstations, resulting in higher production continuity and efficiency, and can reduce costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a perspective view of a specific embodiment of the present utility model;

[0019] Figure 2 is a front view of a specific embodiment of the present utility model;

[0020] Figure 3 is a top view of a specific embodiment of the present utility model;

[0021] Figure 4 is a perspective view of the assembly device of a specific embodiment of the present utility model;

[0022] Figure 5 is a perspective view of a partial structure of the assembly device of a specific embodiment of the present utility model;

[0023] Figure 6 is a top view of a partial structure of the assembly device of a specific embodiment of the present utility model;

[0024] Figure 7 is a front view of the pressing component of a specific embodiment of the present utility model;

[0025] Figure 8 is a perspective view of the open-circuit test device of a specific embodiment of the present utility model;

[0026] DESCRIPTION OF THE REFERENCE NUMERALS IN THE DRAWINGS:

[0027] 1 - assembly device; 11 - workbench; 12 - assembly jig; 13 - pressing component; 131 - pressing jig; 132 - box body; 1321 - channel; 14 - positioning jig; 141 - clamping arm; 1411 - positioning notch; 142 - clamping arm cylinder; 15 - base; 151 - slide rail; 152 - baffle; 16 - driving part; 17 - screw rod; 18 - bellows cover; 19 - waste liquid tank; 110 - cantilever; 1101 - cantilever; 1102 - probe perforation;

[0028] 2 - liquid injection device; 21 - liquid injection head; 22 - liquid injection head bracket;

[0029] 3 - Inkjet printing device; 31 - Inkjet printer; 32 - Inkjet printer bracket; 321 - T-shaped block; 3211 - Connecting rod; 322 - Turntable; 33 - Support table;

[0030] 4 - CCD device; 41 - CCD camera; 42 - CCD bracket;

[0031] 5 - Open-circuit test device; 51 - Test bracket; 52 - Positive probe; 53 - Negative probe; 54 - Slide; 55 - Rack; 56 - Driving gear. Detailed implementation manners

[0032] In order to further explain the technical solution of the present utility model, the present utility model will be elaborated in detail below through specific embodiments.

[0033] The present utility model mainly relates to a button cell assembly device, especially related to the button cell voltage pressing and subsequent production processes. Referring to Figures 1-7 as shown, an assembly device 1, a liquid injection device 2, an inkjet printing device 3, a CCD device 4 and an open-circuit test device 5 are disclosed.

[0034] Referring to Figures 4-7 , the above-mentioned assembly device 1 includes a workbench 11 that can move horizontally, an assembly fixture 12 arranged on the workbench 11, and a pressing assembly 13 arranged on the moving track of the workbench 11; the pressing assembly 13 is provided with a pressing fixture 131 that can move up and down, and the pressing fixture 131 cooperates with the assembly fixture 12 to perform the pressing action of the button cell, so as to realize pressing the positive and negative electrode shells of the button cell into a whole.

[0035] In some implementation manners of the above-mentioned assembly device 1, the above-mentioned assembly device 1 further includes a positioning fixture 14 opposite to the assembly fixture 12, which is used to position the positive and negative electrode shells of the button cell to achieve the purpose of accurate pressing; the positioning fixture 14 includes a pair of clamping arms 141 installed on the workbench 11 and arranged on both sides of the assembly fixture 12, and a clamping arm cylinder 142 used to drive the clamping arms 141 to perform opening and closing actions.

[0036] Furthermore, the opposite surfaces of the above-mentioned clamping arms 141 are provided with positioning recesses 1411 that match the button cell shell.

[0037] In some implementation manners of the above-mentioned assembly device 1, the above-mentioned pressing assembly 13 includes a box body 132 with a built-in driving device, and the box body 132 is provided with a channel 1321 for the workbench 11 to pass through; the pressing fixture 131 is arranged in the channel 1321 and is driven by the driving device built in the box body 132 to move up and down. The driving device built in the box body 132 can be a mechanical structure such as a cylinder or a screw motor that can output linear reciprocating motion.

[0038] In some embodiments of the above-mentioned assembly device 1, the above-mentioned assembly device 1 also includes a base 15 for supporting the workbench 11 and the pressing assembly 13, and a driving member 16 for driving the workbench 11; a slide rail 151 for sliding engagement of the workbench 11 is provided on the base 15, and the driving member 16 is transmission-connected to the workbench 11 so that the workbench 11 moves horizontally along the slide rail 151.

[0039] Furthermore, the driving member 16 is a motor, and its output shaft is coaxially connected to a screw rod 17 for driving the workbench 11. The screw rod 17 can convert the torque output by the motor into a horizontal driving force for driving the workbench 11 to move horizontally.

[0040] Secondly, the workbench 11 moves between the two ends of the base 15. Both ends of the base 15 are provided with baffles 152. An accordion cover 18 is provided between the two ends of the workbench 11 and the baffles 152 of the base 15. The accordion cover 18 can cover the slide rails 151, screw rod 17 and other parts below the workbench 11, providing protection and buffering the inertia of the workbench 11 during movement.

[0041] See also Figures 1-3 The injection device 2 includes an injection head 21 positioned along the movement path of the workbench 11, and an injection head bracket 22 for suspending the injection head 21. The injection head 21 is connected to a container containing electrolyte via a hose, and a pump is installed within the container to pump out the electrolyte (a conventional design, not shown). When assembling button cells, after the negative electrode casing is placed on the assembly jig 12, the workbench 11 is first moved below the injection head 21 to inject the electrolyte, and then moved below the pressing assembly 13 to press it onto the positive electrode casing.

[0042] Furthermore, a waste liquid tank 19 is provided on the workbench 11 for collecting waste electrolyte.

[0043] See also Figures 1-3 The coding device 3 includes a coding device 31 positioned on the moving path of the workbench 11, and a coding device bracket 32 for suspending the coding device 31. After button cell assembly is complete, the coding device 3 allows the workbench 11 to be moved below the coding device 31 for online coding for traceability, eliminating the need to move to other production lines or workstations. This improves production efficiency. The coded QR code can include material information such as the assembled electrode, facilitating automatic reading during subsequent testing and other processes, reducing manual operation time and the risk of misoperation.

[0044] Furthermore, the above-mentioned inkjet printer bracket 32 is provided with a detachable T-shaped block 321 to facilitate quick disassembly for replacing different inkjet printers 31. The T-shaped block 321 has a pair of connecting rods 3211 connected to the inkjet printer 31.

[0045] Secondly, the above-mentioned inkjet device 3 further includes a support platform 33 arranged on the side of the moving track of the workbench 11; the bottom of the inkjet printer bracket 32 is a turntable 322 rotatably fitted on the support platform 33, which can adjust the orientation of the inkjet printer bracket 32, that is, adjust the orientation of the T-shaped block 321 and the inkjet printer 31, without affecting the normal operation of other actions of the equipment when replacing the inkjet printer 31.

[0046] See Figures 1-3 , the above-mentioned CCD device 4 includes a CCD camera 41 arranged on the moving track of the workbench 11, and a CCD bracket 42 for suspending and mounting the CCD camera 41. The CCD device 4 can perform appearance detection after the button battery is assembled to ensure product quality.

[0047] See Figures 1-3 As shown in FIGS. 7 and 8, the above-mentioned open-circuit test device 5 includes a test bracket 51 arranged on the side of the moving track of the workbench 11, and a positive probe 52 and a negative probe 53 that can move up and down relatively and are installed on the test bracket 51. The positive probe 52 and the negative probe 53 are connected to the detection mechanism (not shown) of the equipment through wires; a cantilever 110 opposite to the test bracket 51 in the moving direction of the workbench 11 is installed on the side of the workbench 11. A battery placement groove 1101 for placing the pressed button battery is provided on the cantilever 110, and a probe through hole 1102 is provided at the bottom of the battery placement groove 1101. After the button battery is assembled, the finished battery can be placed into the battery placement groove 1101 manually or mechanically and moved between the positive probe 52 and the negative probe 53 of the open-circuit test device 5 to detect electrical properties such as open-circuit voltage and internal resistance. The probe through hole 1102 facilitates the probe (the negative probe 53 in this embodiment) located below to penetrate into the battery placement groove 1101 to contact the battery.

[0048] In some embodiments of the above-mentioned open-circuit test device 5, the open-circuit test device 5 further includes two sliding seats 54 that are slidably fitted on the test bracket 51 and arranged up and down. The two sliding seats 54 are respectively connected to two parallel racks 55. A driving gear 56 is arranged between the two racks 55. Both sides of the driving gear 56 are meshed with the two racks 55 respectively; the gear 55 is driven by a motor (not shown); the positive probe 52 and the negative probe 53 are respectively installed on the opposite surfaces of the two sliding seats 54. In the above, the open-circuit test device 5 only needs to set one motor to drive the positive probe 52 and the negative probe 53 to move synchronously, and complete the actions of contacting and separating the probes from the battery.

[0049] The above embodiments and drawings do not limit the product form and style of the present utility model. Any appropriate changes or modifications made by those of ordinary skill in the relevant art shall be regarded as not departing from the patent scope of the present utility model.

Claims

1. An open circuit test mechanism for a snap-on assembly device, characterized by: Including assembly device and open circuit test device; The assembly device includes a horizontally movable workbench, an assembly jig disposed on the workbench, and a pressing assembly disposed on a moving track of the workbench; the pressing assembly is provided with a pressing jig that can be lifted and lowered, and the pressing jig cooperates with the assembly jig to press the button battery; The open circuit test device includes a test bracket arranged on the side of the moving track of the workbench, and a positive probe and a negative probe installed on the test bracket that can move up and down relative to each other, and the positive probe and the negative probe are connected to the electrical measuring mechanism of the equipment through wires; a cantilever opposite to the test bracket is installed on the side of the workbench, and a battery placement groove is provided on the cantilever, and a probe through-hole is provided at the bottom of the battery placement groove.

2. The open circuit testing mechanism of the snap-on assembly device according to claim 1, wherein: The open circuit test device also includes two slides that are slidably engaged with the test bracket and are arranged up and down. The two slides are respectively connected to two parallel racks, and a driving gear is arranged between the two racks; the two sides of the driving gear are respectively engaged with the two racks and driven by a motor; the positive probe and the negative probe are respectively installed on the opposite surfaces of the two slides.

3. The open circuit testing mechanism of the snap-on assembly device according to claim 1, wherein: The assembly device also includes a positioning jig opposite to the assembly jig, which is used to position the positive and negative electrode shells of the button battery; the positioning jig includes a pair of clamping arms installed on the workbench and arranged on both sides of the assembly jig, and a clamping arm cylinder for driving the clamping arms to open and close.

4. The open circuit testing mechanism of the snap-on assembly device according to claim 3, wherein: The opposite surface of the clamp arm is provided with a positioning notch matching with the button battery shell.

5. The open circuit testing mechanism of the snap-on assembly device according to claim 1, wherein: The pressing assembly includes a box with a built-in driving device, and the box is provided with a channel for the workbench to pass through; the pressing fixture is arranged in the channel and is driven by the built-in driving device of the box to perform lifting and movement.

6. The open circuit testing mechanism of the snap-on assembly device according to claim 1, wherein: The assembly device also includes a base for supporting the workbench and the pressing assembly, and a driving member for driving the workbench; a slide rail for sliding engagement with the workbench is provided on the base, and the driving member is transmission-connected to the workbench so that the workbench moves horizontally along the slide rail.

7. The open circuit testing mechanism of the snap-on assembly device according to claim 6, wherein: The driving member is a motor, and the output shaft thereof is coaxially connected with a screw rod for driving the workbench.

8. The open circuit testing mechanism of the snap-on assembly device according to claim 7, wherein: The workbench moves between the two ends of the base, both ends of the base are provided with baffles, and accordion covers are provided between the two ends of the workbench and the baffles at both ends of the base.

9. The open circuit testing mechanism of the snap-on assembly device according to claim 1, wherein: It also includes an injection device; the injection device includes an injection head arranged on the moving track of the workbench, and an injection head bracket for suspending the injection head, the injection head is connected to a container storing electrolyte through a hose, and the container pumps the electrolyte to the injection head; a waste liquid tank is provided on the workbench for collecting waste electrolyte.

10. The open circuit testing mechanism of the snap-on assembly device according to claim 1, wherein: It also includes a CCD device; the CCD device includes a CCD camera arranged on the moving track of the workbench, and a CCD bracket for suspending the CCD camera.

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