Centering and clamping device

Abstract

The utility model belongs to the technical field of lithium battery production and manufacturing, and discloses a centering and clamping device which comprises a supporting bottom plate, and a clamping cylinder and two linear sliding rails capable of being pushed by the clamping cylinder are fixed on the supporting bottom plate; one of the linear sliding rails is fixedly provided with a push plate with follower bearings on two sides, and the other sliding rail is provided with a clamping jaw sliding plate seat for fixing a clamping block; two movable clamping blocks with linear sliding rails are arranged on the clamping jaw sliding plate seat correspondingly, two inclined planes are arranged on the corresponding clamping blocks and cling to a follower bearing on the push plate, and a push block spring is arranged between the two clamping blocks in order to keep the inclined planes of the two clamping blocks cling to the surface of the follower bearing during operation; according to the device, under the condition that a single air cylinder is used for pushing, the clamping jaw is forwards pushed (in the X direction) and positively clamped (in the Y direction), and the two directions run in a differential mode.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery production and manufacturing, in particular to a centering and clamping device. Background Art

[0002] During the lithium battery manufacturing process, square battery covers are often used as accessories. During the production of these products, the appearance of these square battery covers needs to be inspected. Currently, this inspection is mostly done manually, which is often subjective and can easily lead to misjudgments due to human factors. Utility Model Content

[0003] The purpose of the present invention is to overcome the defects of the prior art and provide a centering and clamping device to solve the problems raised in the above background technology.

[0004] A centering and clamping device comprises a supporting base plate, a clamping cylinder, a linear slide mechanism and a clamping mechanism; an adjustment base is provided on one side of the supporting base plate, and a plurality of side top adjustment screws are provided on both sides of the adjustment base, and the ends of the side top adjustment screws press against the side surfaces of the supporting base plate; the clamping cylinder is installed on the supporting base plate, and the front end of the clamping cylinder is connected to the sliding mechanism, and follower bearings are installed on both sides of the sliding mechanism, and the sliding mechanism is connected to the clamping mechanism through a linear slide mechanism, and both sides of the clamping mechanism are in limited contact with the follower bearings on both sides.

[0005] Furthermore, the sliding mechanism includes a push plate connecting block and a push plate. The push plate is installed at the lower end of the supporting base plate and the two ends of the push plate protrude from both sides of the supporting base plate. The push plate connecting block is a semi-frame structure. The horizontal axis at the upper end of the push plate connecting block is connected to the front end of the clamping cylinder, and the vertical axes at the lower two ends of the push plate connecting block are respectively connected to the two ends of the push plate.

[0006] Furthermore, a linear slide mechanism is fixedly mounted on the lower end of the support base, and the linear slide mechanism includes a first linear slide and a second linear slide; the push plate is slidably connected to the first linear slide, and a clamping slide seat is slidably mounted on both sides of the second linear slide, the left side of the clamping slide seat is fixedly connected to the third linear slide, and the right side of the clamping slide seat is fixedly connected to the fourth linear slide;

[0007] Furthermore, the clamping mechanism includes a fixed clamping block-left on the left and a clamping block-right on the right, the third linear slide rail is fixedly connected to the clamping block-left, the fourth linear slide rail is fixedly connected to the clamping block-right, and a follower bearing is installed on each side of the push plate. The outer side surfaces of the clamping block-left and the clamping block-right are wedge-shaped structures and are in contact with the follower bearing for limiting position.

[0008] Furthermore, a return spring is installed between the first linear slide rail and the second linear slide rail.

[0009] Furthermore, a push block spring is installed between the third linear slide rail and the fourth linear slide rail.

[0010] Furthermore, a cylinder stroke limit head is provided at the rear end of the clamping cylinder, and the cylinder stroke limit head is connected to the adjustment base.

[0011] Furthermore, the clamping jaw slide seat is also equipped with a limit adjustment screw.

[0012] Beneficial effects of the utility model:

[0013] The centering and clamping device of this application is ingeniously designed to solve the problem of precise positioning and clamping of accessories such as square battery covers during lithium battery production. The beneficial effects are reflected in the following aspects:

[0014] Improve detection accuracy: Replacing traditional manual judgment with mechanical automation greatly reduces detection misjudgments caused by human subjective factors and improves detection accuracy and consistency.

[0015] Improve production efficiency: The automated centering and clamping device can quickly and accurately complete the positioning and clamping of battery covers. Compared with manual operation, it can significantly speed up production and improve the overall efficiency of the production line.

[0016] Enhanced adaptability and flexibility: By adjusting the design of components such as the base, side top adjustment screws, cylinder stroke limit head and limit adjustment screws, the device can be flexibly adjusted according to different production needs and adapt to battery covers of different sizes and shapes, thereby enhancing the versatility and adaptability of the equipment.

[0017] Improve product quality: The application of the centering and clamping device ensures that each battery cover can be accurately positioned and clamped, avoiding the problem of deviation during the assembly process, which helps to improve the assembly quality and yield rate of the product.

[0018] Promote automated production: The design of this device is in line with the trend of modern manufacturing industry's transformation towards automation and intelligence. It can not only work independently, but can also be easily integrated into existing automated production lines, promoting the modernization of lithium battery production.

[0019] Reduce labor intensity and costs: Reducing dependence on manual labor reduces labor intensity and also reduces quality problems caused by human errors. In the long run, it can help companies save labor costs and quality control costs.

[0020] In summary, the centering clamping device has important application value in the field of lithium battery manufacturing. It can not only improve production efficiency and product quality, but also bring significant economic and social benefits to the enterprise. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is an overall schematic diagram of the automatic material clamping structure of the present invention;

[0022] Figure 2 This is a schematic diagram of the state of the automatic material clamping structure of the present invention. DETAILED DESCRIPTION

[0023] See also Figure 1-Figure 2, a centering and clamping device with a supporting base plate 201 as an installation carrier, including a clamping cylinder 204, a linear slide mechanism and a clamping mechanism; an adjustment base 202 is provided on one side of the supporting base plate 201, and a number of side top adjustment screws 203 are provided on both sides of the adjustment base 202, and the ends of the side top adjustment screws 203 are used to support the side of the supporting base plate 201; the clamping cylinder 204 is installed on the supporting base plate 201, and the clamping cylinder 204 is used to push the slider as the driving source of the clamping device, and the stroke of the clamping cylinder 204 is adjustable; the adjusting base 202 can adjust the relative position of the supporting base plate 201 and the clamped material after the clamping claw cylinder 204 is pushed out through the side top adjustment screws 203, thereby adjusting the center position of the material after clamping. The front end of the clamping cylinder 204 is connected to a sliding mechanism, and follower bearings 210 are installed on both sides of the sliding mechanism. The sliding mechanism is connected to the clamping mechanism through a linear slide mechanism, and the two sides of the clamping mechanism are in limited contact with the follower bearings 210 on both sides. The sliding mechanism includes a push plate connecting block 205 and a push plate 207. The push plate 207 is installed at the lower end of the support base 201, and the two ends of the push plate 207 protrude from the two sides of the support base 201. The push plate connecting block 205 is a semi-frame structure. The horizontal axis at the upper end of the push plate connecting block 205 is connected to the front end of the clamping cylinder 204. The push plate connecting block 205 can be pushed by the clamping cylinder 204. The vertical axes at the lower ends of the push plate connecting block 205 are respectively connected to the two ends of the push plate 207, thereby pushing the push plate 207 by pushing the push plate connecting block 205. The linear slide mechanism is fixedly mounted at the lower end of the support base plate 201, and the linear slide mechanism includes a first linear slide 206 and a second linear slide 209; the push plate 207 is slidably connected to the first linear slide 206, and the second linear slide 209 is slidably mounted with a clamping slide seat 211 on both sides, the left side of the clamping slide seat 211 is fixedly connected to the third linear slide 213, and the right side of the clamping slide seat 211 is fixedly connected to the fourth linear slide 214; the clamping mechanism includes a fixed clamping block-left 215 on the left and a clamping block-right 216 on the right, the third linear slide 213 is fixedly connected to the clamping block-left 215, and the fourth linear slide 214 is fixedly connected to the clamping block-right 216, and a follower bearing 210 is installed on each side of the push plate 207, and the outer side surfaces of the clamping block-left 215 and the clamping block-right 216 are wedge-shaped structures, and are in contact with the follower bearing 210 for limiting position.The rear end of the clamping cylinder 204 is equipped with a cylinder travel limiter 2041, which is connected to the adjustment base 202. Adjusting the position of the cylinder travel limiter 2041 can adjust the extension stroke of the clamping cylinder, thereby controlling the advancement distance between the follower bearing 210 and the angled slopes of the clamping block - left 215 and the clamping block - right 216 on both sides, ultimately controlling the distance XA between the clamping block - left 215 and the clamping block - right 216 on both sides, i.e., the clamping width of the material. A limit adjustment screw 212 is also installed corresponding to the clamping slide seat 211, which can adjust the relative position of the clamping slide seat 211 and the support base 201, thereby adjusting the extension distance of the clamping slide seat 211, i.e., the forward advancement stroke Y of the clamping block - left 215 and the clamping block - right 216. A return spring 208 is installed between the first linear slide 206 and the second linear slide 209. The purpose is to create mutual thrust between the first linear rail 206 and the second linear rail 209. The bottom surfaces of the left and right clamping blocks 215 and 216 are in contact with the follower bearings 210 on both sides, preventing the slider from fully opening under the mutual thrust. A pusher spring 217 is installed between the third and fourth linear rails 213 and 214. The purpose is to create mutual thrust between the third and fourth linear rails 213 and 214. The side surfaces of the left and right clamping blocks 215 and 216 are in contact with the follower bearings 210 on both sides, preventing the slider from fully opening under the mutual thrust.

[0024] The present application is to fix a clamping cylinder and two linear slides that can be pushed by the clamping cylinder on the supporting base plate; one of the linear slides is fixed with a push plate with follower bearings on both sides, and the other slide is equipped with a clamping slide seat with a fixed clamping block; corresponding to the clamping slide seat, there are two movable clamping blocks with linear slides, and the corresponding clamping blocks have two inclined surfaces that fit with the follower bearings on the aforementioned push plate. In order to keep the inclined surfaces of the two clamping blocks in fit with the follower bearing surfaces during operation, a push block spring is placed between the two clamping blocks; this device realizes the action of pushing the clamping jaw forward (X direction) and clamping the clamping jaw in the Y direction) when pushed by a single cylinder, and the two directions are operated at the same time. Figure 2 This is a schematic diagram of the state of the automatic clamping material structure of this application, the clamping block - left 215 and the clamping block - right 216 form a clamping claw, such as Figure 2 As shown, the state of the clamping jaws during the alignment process of the square battery cover is Figure 2 The five states from left to right are: gripper-initial position, gripper-pushing position, gripper-gripping position, gripper-open position, gripper-initial position.

[0025] This application solves the problem of key parts misalignment during the assembly of battery cover plates. It has the characteristics of compact structure, high centering positioning accuracy, and simple and flexible product position adjustment. It effectively improves the qualified rate of production and processing and meets the requirements of automated production and processing.

Claims

1. A centering and clamping device, characterized in that: The invention comprises a supporting base plate (201), a clamping cylinder (204), a linear slide mechanism and a clamping mechanism; an adjustment base (202) is provided on one side of the supporting base plate (201), and a plurality of side top adjustment screws (203) are provided on both sides of the adjustment base plate (202), and the ends of the side top adjustment screws (203) press against the side surfaces of the supporting base plate (201); the clamping cylinder (204) is installed on the supporting base plate (201), and the front end of the clamping cylinder (204) is connected to the sliding mechanism, and follower bearings (210) are installed on both sides of the sliding mechanism, and the sliding mechanism is connected to the clamping mechanism through the linear slide mechanism, and both sides of the clamping mechanism are in limited contact with the follower bearings (210) on both sides.

2. A centering and clamping device according to claim 1, characterized in that: The sliding mechanism comprises a push plate connecting block (205) and a push plate (207), wherein the push plate (207) is mounted on the lower end of the supporting base plate (201) and both ends of the push plate (207) protrude from both sides of the supporting base plate (201), the push plate connecting block (205) is a semi-frame structure, the horizontal axis of the upper end of the push plate connecting block (205) is connected to the front end of the clamping cylinder (204), and the vertical axes at the lower ends of the push plate connecting block (205) are respectively connected to the two ends of the push plate (207).

3. A centering and clamping device according to claim 2, characterized in that: A linear slide mechanism is fixedly mounted on the lower end of the support base plate (201), and the linear slide mechanism comprises a first linear slide (206) and a second linear slide (209); the push plate (207) is slidably connected to the first linear slide (206), and a clamping slide seat (211) is slidably mounted on both sides of the second linear slide (209), the left side of the clamping slide seat (211) is fixedly connected to the third linear slide (213), and the right side of the clamping slide seat (211) is fixedly connected to the fourth linear slide (214).

4. A centering and clamping device according to claim 3, characterized in that: The clamping mechanism includes a fixed clamping block-left (215) on the left side and a fixed clamping block-right (216) on the right side, a third linear slide (213) fixedly connected to the clamping block-left (215), and a fourth linear slide (214) fixedly connected to the clamping block-right (216). A follower bearing (210) is installed on each side of the push plate (207), and the outer side surfaces of the clamping block-left (215) and the clamping block-right (216) are wedge-shaped structures and are in contact with the follower bearing (210) for limiting position.

5. The centering and clamping device according to claim 4, characterized in that: A return spring (208) is installed between the first linear slide rail (206) and the second linear slide rail (209).

6. The centering and clamping device according to claim 5, characterized in that: A push block spring (217) is installed between the third linear slide rail (213) and the fourth linear slide rail (214).

7. The centering and clamping device according to claim 6, characterized in that: The rear end of the clamping cylinder (204) is provided with a cylinder stroke limiting head (2041), and the cylinder stroke limiting head (2041) is connected to the adjustment base (202).

8. The centering and clamping device according to claim 3, characterized in that: The clamping jaw slide seat (211) is also provided with a limit adjustment screw (212).

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