CN211541066U - Nail pulling device - Google Patents

Abstract

The utility model discloses a nail pulling device, comprising: a first frame; a first connection block, which is movably connected with the first frame and is provided with a plurality of first chucks; and a second connection block, which is connected with the first frame. The frame is movably connected and provided with a plurality of second clamps; the first connection block and/or the second connection block can move relative to each other, so that the plurality of first clamps can be respectively clamped with a second clamp; the application of this The nail pulling device of the utility model can effectively reduce the equipment cost.

Description

Nail pulling device

technical field

The utility model relates to the field of battery chemical composition, in particular to a nail pulling device.

Background technique

In the current battery production process, after the battery is injected with electrolyte, the injection port is temporarily sealed with glue nails, and then chemical composition work is performed, then the glue nails are removed, and then the injection port is welded.

In the existing nail pulling device, a pair of clamping claws are usually driven by the driving mechanism to pull out the glue nails on a plurality of battery bodies in turn. When the number of batteries is large, the nail pulling speed of this nail pulling method is extremely slow, which seriously affects. Production efficiency; if multiple driving mechanisms and clamping jaws are added to the nail pulling system, it will not only increase the occupied space of the equipment, but also increase the cost.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the present invention proposes a nail pulling device, which can pull out multiple glue nails at one time while reducing equipment cost.

The nail pulling device according to one aspect of the present utility model comprises: a first frame; a first connection block, which is movably connected to the first frame and is provided with a plurality of first chucks; and a second connection block, which is connected to the first frame The movable connection is provided with a plurality of second clamps; the first connection block and/or the second connection block can move relative to each other, so that each of the plurality of first clamps can be clamped with a second clamp respectively.

Further, the first chucks and the second chucks are alternately distributed along the linear direction.

Further, the first connecting block and/or the second connecting block are connected with the first frame through a linear bearing.

Further, the frame is provided with a first driver for driving the movement of the first connecting block and a second driver for driving the movement of the second connecting block.

Further, both the first driver and the second driver are linear cylinders.

Further, a limit hole is arranged on the first frame, a first drive rod connected with the first connecting block is arranged in the limit hole, the first driver is drivingly connected with the first drive rod, and a limit hole is arranged in the limit hole to connect with the first drive rod. The second driving rod is connected with the two connecting blocks, and the second driving rod is drivingly connected with the second driving rod.

Further, two first connection blocks and two second connection blocks are connected to the left and right sides of the first frame.

Further, a pressing block is elastically connected to the first connecting block, and a triggering device is connected between the pressing block and the first connecting block.

Further, the first frame is provided with a docking portion for docking with the lifting frame.

By applying the nail pulling device of the present invention, when in use, the first frame can be controlled, so that the first connecting block and the second connecting block move to the top of the plurality of batteries, and then the first connecting block and the second connecting block are controlled to move relative to each other, Make each first clamp clamp a glue nail with a second clamp respectively, and then control the first frame, so that multiple glue nails are pulled out at the same time, and only the first connection block needs to be driven during the entire nail pulling process. And/or the second connecting block can complete the clamping without the need for multiple driving devices to drive multiple clamping jaws.

Additional aspects and advantages of the invention will be set forth, in part, from the following description, and in part will be apparent from the following description, or learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments in conjunction with the accompanying drawings, wherein:

1 is an isometric view of a nail pulling device according to an embodiment of the present invention;

Fig. 2 is the bottom view of the nail pulling device of the embodiment of the utility model;

Figure 3 is an enlarged view of the part I in Figure 1;

Fig. 4 is the enlarged view of II in Fig. 2;

5 is a perspective view of a transport device according to an embodiment of the present invention;

FIG. 6 is a top view of the transport device according to the embodiment of the present invention;

7 is a front view of a nail pulling system according to an embodiment of the present invention;

8 is an axonometric view of a nail pulling system according to an embodiment of the present invention;

The above figures contain the following reference numbers:

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present utility model, it should be understood that the orientation descriptions related to orientations, such as up, down, front, rear, left, right, etc., are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present utility model, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including this number, above, below, within, etc. are understood as including this number. If it is described that the first and the second are only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance, or indicating the number of the indicated technical features or the order of the indicated technical features. relation.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution .

Referring to FIG. 7 and FIG. 8 , this embodiment provides a nail pulling system, including a second frame 500 , a nail pulling device, a nail pulling detection device, a transport device 200 , and a collection device.

As shown in FIGS. 1-4 , the nail pulling device according to one aspect of this embodiment includes: a first frame 100 ; a first connection block 110 movably connected to the first frame 100 and provided with a plurality of first clips The head 111; the second connecting block 120, which is movably connected to the first frame 100, and is provided with a plurality of second clamping heads 121; the first connecting block 110 and the second connecting block 120 can move relatively, so that a plurality of first clamping heads Each of the heads 111 can be clamped with a second clamping head 121 respectively.

By applying the nail pulling device of this embodiment, when in use, the first rack 100 can be controlled so that the first connecting block 110 and the second connecting block 120 are moved above the plurality of batteries, and then the first connecting block 110 and the second connecting block 110 can be controlled to be connected The blocks 120 move relative to each other, so that each first chuck 111 clamps a glue nail 420 with a second chuck 121 respectively, and then controls the first frame 100 so that the plurality of glue nails 420 are pulled out at the same time. During the nailing process, only the first connecting block 110 and/or the second connecting block 120 can be driven to complete the clamping, and there is no need for multiple driving devices to drive multiple clamping jaws.

As shown in FIGS. 4-8 , when pulling out the nails, the first rack 100 can be driven to approach the plurality of battery bodies 400 , or the plurality of battery bodies 400 can be placed in the transport device 200 and lifted up by the jacking device 310 . Lift the transport device 200 so that the transport device 200 drives the plurality of battery bodies 400 to approach the nail pulling device.

Wherein, the first connection block 110 and the second connection block 120 can move relative to each other in various ways; for example, a slide rail is provided on the first rack 100, so that the first connection block 110 or the second connection block 120 slides in the slide rail , or the first connecting block 110 and the second connecting block 120 slide relative to each other; it is also possible to directly connect one of the first connecting block 110 and the second connecting block 120 to the driving device, and the other is fixed to the first frame 100 ; or both the first connection block 110 and the second connection block 120 are arranged to be drivingly connected with the driving device, and the driving device controls the movement of the two.

Wherein, the movement process of the first connecting block 110 and/or the second connecting block 120 can be controlled either manually or according to the requirements of automatic control, driving the first connecting block 110 and/or the first connecting block 110 and/or the second connecting block 110 and/or the first connecting block 110 and/or the second connecting block 110 by using a driving device such as a cylinder or a linear motor according to the requirements of automatic control. The two connecting blocks 120 move.

On the first connecting block 110 , the plurality of collets can be distributed along various paths, such as linear distribution, circumferential distribution, helical distribution, etc., as long as the distribution of the second collets 121 on the second connecting block 120 is the same as that of the second connecting block 120 In the same way, it can be achieved that each first collet 111 is clamped with one second collet 121 by driving the two connecting blocks.

As shown in FIG. 4 , in order to reduce the moving distance of the first connecting block 110 and/or the second connecting block 120 when they are clamped, the first clamping heads 111 and the second clamping heads 121 are alternately distributed along the linear direction; The first connecting block 110 and/or the second connecting block 120 only needs to move a small distance relative to each other, so that each first collet 111 and the first second collet 121 can be clamped, which effectively saves the time for nail pulling.

As shown in FIG. 1 , the first connecting block 110 and/or the second connecting block 120 are connected to the first frame 100 through a linear bearing 180 .

Wherein, in order to realize the automatic control of the clamping of the first collet 111 and the second collet 121, the frame is provided with a first driver 130 for driving the first connecting block 110 to move and a first driver 130 for driving the second connecting block 120 to move. The second driver 140; wherein both the first driver 130 and the second driver 140 can be implemented in various ways such as an air cylinder, a linear motor or a hydraulic cylinder, preferably a linear air cylinder.

As shown in FIG. 1 , in order to prevent excessive movement of the first connecting block 110 and the second connecting block 120 and damage to the chuck, the first frame 100 is provided with a limit hole, and the limit hole is provided with a connection with the first connecting block 110 The first drive rod, the first driver 130 is drivingly connected with the first driving rod, the limit hole is provided with a second driving rod connected with the second connecting block 120, and the second driver 140 is drivingly connected with the second driving rod; When the first connecting block 110 and the second connecting block 120 move relative to each other, both the first driving rod and the second driving rod are limited by the limiting hole in the range of movement, which limits the movement range of the first connecting block 110 and the second connecting block 120 .

As shown in FIG. 1 and FIG. 2 , in order to enable the nail pulling device to simultaneously pull out the glue nails 420 on the multiple rows of battery bodies 400 , the left and right sides of the first rack 100 are connected with two first connection blocks 110 and two second connection blocks 110 . Connect block 120 .

It should be noted that the up and down, left and right, front and rear directions in this embodiment are shown in FIG. 7 , and the horizontal plane caused in this embodiment is the plane where the front and rear directions and the left and right directions are located in FIG. 7 .

In order to make the nail pulling device take into account the function of nail pulling detection, the first connecting block 110 is elastically connected with a pressing block 150, and a triggering device 170 is connected between the pressing block 150 and the first connecting block 110, so that the nail pulling device and the nail pulling detection Device integration.

In order to facilitate the installation of the nail pulling device, the first frame 100 is provided with a docking portion for docking with the lifting frame 520 .

According to a second aspect of this embodiment, a nail pulling system includes a second frame 500 and a nail pulling device. The nail pulling device includes: a first frame 100; The movable connection is provided with a plurality of first chucks 111 ; the second connection block 120 is movably connected with the first frame 100 and is provided with a plurality of second chucks 121 ; the first connection block 110 and the second connection block 120 can move relative to the first frame 100, so that the plurality of first chucks 111 can be respectively clamped with a second chuck 121; the first frame 100 is connected with the second frame 500; wherein the nail pulling device is The nail pulling device of the above-mentioned embodiment.

In order to enable the second frame 500 to facilitate the vertical and horizontal movements of the nail pulling device, the second frame 500 includes: a base 300; a translation frame 510, which is arranged on the base 300 and can move horizontally along the base 300; an elevator The frame 520 is arranged on the lifting frame 520 and can be lifted and lowered relative to the translation frame 510 ; the nail pulling device is arranged on the lifting frame 520 .

Wherein, in order to realize the automatic control of the movement of the nail pulling device on the second frame 500, the driving device includes a translation motor 531 for driving the translation frame 510 to translate and a lifting cylinder 532 for driving the lifting frame 520 to lift; At this time, the lift bracket is driven by the translation motor 531 to move above the transport device 200 , and the lift cylinder 532 drives the nail pulling device to descend to approach the plurality of battery bodies 400 in the transport device 200 .

As shown in FIG. 5-FIG. 7, the second rack 500 is provided with a transport device 200, and the transport device 200 is located below the nail pulling device; as shown in FIG. A battery body 400 can be placed in the groove. The battery body 400 is provided with a liquid injection port 410 , and the nail pulling device is used to pull out the glue nail 420 on the liquid injection port 410 .

Further, a jacking device 310 is provided in the nail pulling system, the jacking device 310 is drivingly connected with the transporting device 200 , and the jacking device 310 can drive the transporting device 200 to rise;

As shown in FIG. 7 , in order to collect the pulled nails 420 and facilitate centralized processing, a nail box can be set on the second rack 500 for collecting the pulled nails 420; A funnel for connecting the nails is set above the nail box.

According to a third aspect of this embodiment, a method for pulling nails includes: a positioning step of moving the first rack 100 and/or the transport device 200 so that the first rack 100 is located above the plurality of battery bodies 400; In the clamping step, the movement of the first connecting block 110 and the second connecting block 120 is controlled, so that each of the plurality of first clamping heads 111 can clamp a glue nail 420 with a second clamping head 121 respectively; in the separation step, the first connection block is moved The block 110 and the second block 120 are connected, or the plurality of battery bodies 400 are moved, so that the glue nails 420 are pulled out.

By applying the nail pulling method of this embodiment, it is effectively avoided to install a driving device on each pair of nail pulling heads when pulling a nail; the cost of using multiple sets of driving devices is greatly reduced, and the occupied space of the equipment is saved.

The positioning step includes: controlling the lifting cylinder 532 to descend, so that the first connecting block 110 and the second connecting block 120 are moved above the plurality of battery bodies 400 .

For the needs of the user, the positioning step may be set to control the jacking device 310 to jack up the transportation device 200, so that the plurality of battery bodies 400 in the transportation device 200 move toward the first connection block 110 and the second connection block 120;

During the separation step, the plurality of battery bodies 400 are moved; the lifting device 310 can be controlled to make the transport device 200 descend, so that the glue nails 420 on the liquid injection port 410 are pulled out.

After the separation step, the translation motor 531 and the lift motor can be controlled to move the first connecting block 110 and the second connecting block 120 above the funnel, and then separate the first and second clamping blocks that clamp the glue nails 420, so that The glue nails 420 fall into the collection box 600 through the funnel.

The nail pulling detection device according to the fourth aspect of this embodiment includes: a first frame 100; a pressing block 150, which is movably connected to the first frame 100; When the pressing block 150 moves relative to the first frame 100, the triggering device 170 is triggered.

Using the nail pulling detection device of this embodiment, during detection, the first rack 100 is controlled to move a certain distance toward the battery until the distance between the pressing block 150 and the battery body 400 is smaller than the distance that the glue nail 420 leaks out of the battery body 400 . When there is an unpulled glue nail 420 on each battery body 400, the pressing block 150 can move relative to the first rack 100 after being contacted by the glue nail 420, so that the trigger device 170 is triggered, and the trigger device 170 can detect it Whether there is an unremoved glue nail 420, the whole set of nail pulling detection device detects whether there is an unpulled glue nail 420 by mechanical movement, without the detection of optical elements, effectively solving the problem that the optical detection is easily affected by the ambient air quality, and improving the detection efficiency. reliability.

Wherein, after the triggering device 170 is triggered, the information of the existence of the glue nails 420 that have not been pulled out can be transmitted in various ways, for example, setting a bell in the triggering device 170 to remind the on-site personnel by hitting the bell, or when the triggering device 170 is triggered. The device 170 is connected to a switch of a lamp tube, and the switch is closed by triggering the device 170 to emit lights to warn the on-site personnel, and the information of the existence of the glue nails 420 that have not been pulled out can also be converted into electrical signals, which are transmitted to other equipment for controlling nail pulling. system running.

It can be understood that the triggering device 170 can use various methods to convert the information of the presence of the glue nails 420 that are not pulled out into electrical signals for external output. Alternatively, a contact switch is provided on the first rack 100 , and a bump or the like that can trigger the contact switch is provided on the pressing block 150 .

During the detection process, the nail pulling detection device can also be driven to move toward the battery body 400 in various ways. For example, the first frame 100 is driven by the lifting and lowering cylinder 532, so that the nail pulling detection device is lowered; Lift the transport device 200 so that the battery body 400 is close to the nail pulling detection device.

In order to integrate the nail pulling device and the nail pulling detection device, effectively reduce the number of driving devices and save costs, a first connecting block 110 is provided on the frame, and the pressing block 150 is connected with the first connecting block 110 through the elastic connecting part 160; After the nail-pulling device pulls out the nails, the nail-pulling detection device can be driven to detect whether there are glue nails 420 that have not been pulled out; the elastic connecting portion 160 is set so that after one detection, the pressing block 150 automatically returns to the initial state, which is convenient for the next detection .

Further, in order to stabilize the connection between the pressure block 150 and the first connection block 110 , the pressure block 150 and the first connection block 110 are connected through a plurality of elastic connection parts 160 .

As shown in FIG. 3 , in order to convert the information of the unremoved glue nail 420 into an electrical signal output, the trigger device 170 includes an insertion portion 171 provided on the pressing block 150 and a clamping portion provided on the first connection block 110 172, when the pressing block 150 moves relative to the first connecting block 110, the position of the insertion portion 171 relative to the clamping portion 172 changes; wherein the clamping portion 172 adopts a Hall element, and when the insertion portion 171 is inserted, the Hall element can The movement of the insertion portion 171 is sensed, and an electrical signal is output.

Similarly, in order to ensure the stability of the detection of the pressing block 150 and avoid the situation that the single triggering device 170 is easily deformed to affect the detection, a plurality of triggering devices 170 are arranged between the first connecting block 110 and the pressing block 150 .

As shown in FIG. 1 , in order to enable the nail pulling detection device to detect multiple rows of battery bodies 400 at the same time, first connection blocks 110 are provided on both sides of the first rack 100 , and each first connection block 110 is provided with a Compression block 150.

As shown in FIGS. 7 and 8 , the nail pulling detection device is arranged on the second frame 500 to facilitate the control of the movement of the nail pulling detection device; wherein, the nail pulling detection device is integrated with the nail pulling device, and both are drivingly connected with the lifting frame 520 , which can be lifted and lowered by the driving of the lift cylinder 532 .

As shown in FIG. 7 , a photoelectric detection device 610 may be provided on the second rack 500 to detect whether there is an unremoved glue nail 420 after the nail pulling is completed. After the nail pulling is completed, the photoelectric detection device 610 may be The detection is carried out by the nail pulling detection device, and the detection accuracy is effectively improved by the double detection.

Wherein, the photoelectric detection device 610 may select an opposite-radiation optical fiber.

The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings, but the present utility model is not limited to the above-mentioned embodiments, and can also be made without departing from the purpose of the present utility model within the scope of knowledge possessed by those of ordinary skill in the technical field. Various changes.

Claims (10)

1. A nail pulling device, comprising:

a first chassis (100);

a first connecting block (110) movably connected with the first frame (100) and provided with a plurality of first clamping heads (111);

a second connecting block (120) movably connected with the first frame (100) and provided with a plurality of second clamping heads (121);

the first connecting block (110) and/or the second connecting block (120) can move relatively, so that a plurality of first clamping heads (111) can be clamped with one second clamping head (121) respectively.

2. Nail pulling device according to claim 1, characterized in that said first jaws (111) and said second jaws (121) are alternately distributed along a rectilinear direction.

3. The nail pulling device according to claim 1, wherein the first connecting block (110) and/or the second connecting block (120) is connected with the first frame (100) by a linear bearing (180).

4. The nail pulling device according to claim 1, wherein a first driver (130) for driving the first connecting block (110) to move and a second driver (140) for driving the second connecting block (120) to move are arranged on the machine frame.

5. The nail pulling apparatus according to claim 4, wherein the first driver (130) and the second driver (140) are both linear air cylinders.

6. The nail pulling device according to claim 4, wherein a limiting hole is formed in the first frame (100), a first driving rod connected with the first connecting block (110) is arranged in the limiting hole, the first driver (130) is in driving connection with the first driving rod, a second driving rod connected with the second connecting block (120) is arranged in the limiting hole, and the second driver (140) is in driving connection with the second driving rod.

7. The nail pulling device according to claim 6, wherein two first connecting blocks (110) and two second connecting blocks (120) are connected to the left and right sides of the first frame (100).

8. The nail pulling device according to claim 1, wherein two first connecting blocks (110) and two second connecting blocks (120) are connected to the left and right sides of the first frame (100).

9. The nail pulling device according to claim 1, wherein a pressing block (150) is elastically connected to the first connecting block (110), and a triggering device (170) is connected between the pressing block (150) and the first connecting block (110).

10. The nail pulling apparatus according to claim 1, wherein the first frame (100) is provided with a docking portion for docking the lift frame (520).

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