CN217719910U

CN217719910U - Nail pressing device

Info

Publication number: CN217719910U
Application number: CN202221604952.0U
Authority: CN
Inventors: 赵杰
Original assignee: Sany Technology Equipment Co Ltd
Current assignee: Sany Technology Equipment Co Ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-01
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to a battery production and processing technology field provides a pressure nail device. The utility model discloses a nail pressing device, which comprises a nail pressing seat, a nail feeding channel switching mechanism and a nail pressing mechanism, wherein an air exhaust channel, a second nail feeding channel and a nail pressing channel for communicating a battery liquid injection port are arranged in the nail pressing seat, and the air exhaust channel and the second nail feeding channel are communicated with the nail pressing channel; the nail feeding channel switching mechanism is arranged on the nail pressing seat and used for sealing or communicating the second nail feeding channel, the nail feeding channel switching mechanism is provided with a first nail feeding channel, and the battery is vacuumized and filled with detection gas such as helium through the air suction channel under the closed state of the second nail feeding channel so as to detect the sealing performance of the battery; after the battery is filled with the detection gas, the state that the first nail conveying channel and the second nail conveying channel are communicated is switched to be used for conveying the sealing nails to the nail pressing channel, and then the sealing nails in the nail pressing channel are pressed into a liquid injection port of the battery through the nail pressing mechanism to seal the battery.

Description

Nail pressing device

Technical Field

The utility model relates to a battery production and processing technology field especially relates to a press nail device.

Background

In the production process of the battery, after the electrolyte injection is completed, the nail inserting process needs to be carried out on the electrolyte injection port, so that the electrolyte volatilization of the battery in the production and use processes is prevented, and foreign matters are prevented from entering the interior of the battery cavity to pollute the electrolyte; and before inserting the nail, vacuumizing the interior of the battery and injecting helium gas to detect the sealing performance of the battery production.

The prior art generally comprises two procedures of pre-pressing nails and final pressing nails, and the two procedures are two devices, firstly, a glue nail is pre-pressed to a certain position in pre-pressing nail equipment, the pre-pressed glue nail plays a certain sealing role on a battery, then the battery is vacuumized, helium gas injection tightness detection is carried out on the battery in the next station, and the glue nail is completely pressed into a liquid injection port of the battery, namely, the final pressing nail acts; the above-described processes involve a large number of operation flows and a complicated equipment structure, resulting in low battery production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a nail pressing device for solve the defect that the loaded down with trivial details structure of process among the prior art is complicated, improve the production efficiency of battery.

The utility model provides a nail pressing device for sealed battery's notes liquid mouth, include:

the nail pressing seat is internally provided with an air exhaust channel, a second nail feeding channel and a nail pressing channel for communicating with a battery liquid injection port, and the air exhaust channel and the second nail feeding channel are communicated with the nail pressing channel; the air exhaust channel is used for being connected with the air exhaust device, wherein the air exhaust device can be switched between an inflation state and an air exhaust state, the air exhaust device can exhaust air in the battery in the air exhaust state, and the air exhaust device can be filled with detection gas for detecting the tightness of the battery in the inflation state;

the nail feeding channel switching mechanism is arranged on the nail pressing seat and provided with a first nail feeding channel, the nail feeding channel switching mechanism can be switched between a first state and a second state, and in the first state, the first nail feeding channel is communicated with the second nail feeding channel and used for conveying sealing nails to the nail pressing channel; in a second state, the second nail feeding channel can be closed so as to be used for vacuumizing the battery and filling detection gas into the battery through the air exhaust channel;

and the working end of the nail pressing mechanism extends into the nail pressing channel and is used for pressing the sealing nail entering the nail pressing channel into the liquid injection port of the battery when the battery is in a state of finishing charging detection gas.

According to the utility model provides a press nail device, firstly send the nail passageway with the second send the nail access connection, firstly send the nail passageway be provided with be used for with firstly send the nail passageway with the second send the nail passageway intercommunication or the sealed valve that cuts off.

According to the utility model provides a nail pressing device, send nail passageway switching mechanism to include:

a connecting block, wherein a communicating channel corresponding to the second nail feeding channel is formed in the connecting block;

the channel switching block is movably connected to the connecting block, and the first nail feeding channel and the sealing area are arranged in the channel switching block at intervals;

and the driving part of the first driving part is in transmission connection with the channel switching block and is used for driving the channel switching block to move on the connecting block so as to enable the first nail feeding channel or the sealing area to correspond to the communication channel.

According to the utility model provides a press nail device, the connecting block with the second is sent and is provided with the connecting axle sleeve between the outer port of nail passageway, the connecting axle sleeve with the intercommunication passageway is linked together, the connecting axle sleeve with the second is sent the junction of nail passageway to be equipped with elastic sealing element.

According to the utility model provides a pressure nail device, the sealing area still be provided with be used for with intercommunication passageway confined first sealing member.

According to the utility model provides a pressure nail device still includes:

sealing the channel;

a second driving member;

the first end of the driving rod is fixedly connected with the driving part of the second driving piece, the second end of the driving rod is connected with a second sealing piece, and the second sealing piece reciprocates along the length direction of the sealing channel under the action of the driving rod.

According to the utility model provides a press nail device, press nail mechanism to include:

a third driving member;

and the first end of the nail pressing rod is fixedly connected with the driving part of the third driving part, and the second end of the nail pressing rod extends into the nail pressing channel and reciprocates along the length direction of the nail pressing channel.

According to the utility model provides a nail pressing device, first driving piece the second driving piece with the third driving piece is any kind of cylinder, pneumatic cylinder or electric putter.

According to the utility model provides a nail pressing device, first driving piece the second driving piece with the third driving piece all includes:

a first drive pulley;

the second transmission wheel is in transmission connection with the first transmission wheel through a chain or a belt, and the nail pressing rod and the driving rod are fixedly connected to the chain or the belt along the conveying direction of the chain or the belt.

According to the utility model provides a press nail device, press and be provided with the axle sleeve between the notes liquid mouth of nail seat and battery, the axle sleeve with press nail passageway intercommunication, the axle sleeve with battery notes liquid mouth junction is equipped with the elastic component.

The utility model provides a nail pressing device, through setting up nail feeding channel switching mechanism on the nail pressing seat, nail feeding channel switching mechanism can switch between two states, is used for sending the nail channel to seal or communicate the second, under the second send nail channel closed condition, through the bleed passage to the battery evacuation and fill detection gas such as helium to detect the sealing performance of battery; when the battery is filled with the detection gas, the state of communication between the first nail feeding channel and the second nail feeding channel is switched to be used for conveying the sealing nails to the nail pressing channel, and then the sealing nails in the nail pressing channel are pressed into a liquid injection port of the battery through the nail pressing mechanism to seal the battery; the device simple structure, convenient operation detects the leakproofness of battery and presses the nail operation integration on a device, need not to set up a plurality of devices in addition, accomplishes the sealed of annotating the liquid mouth through complicated flow to the battery, has improved the work efficiency who presses the nail.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a nail pressing seat and a nail pressing mechanism according to an embodiment of the present invention;

FIG. 2 is a partially enlarged schematic view of the nail pressing seat according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of the nail feeding passage switching mechanism in the embodiment of the present invention.

Reference numerals are as follows:

1. a nail pressing seat; 2. a nail feeding channel switching mechanism; 3. a nail pressing mechanism; 4. a shaft sleeve;

11. an air extraction channel; 12. a second nail feeding channel; 13. a nail pressing channel;

201. a first nail feeding channel; 21. connecting blocks; 22. a channel switching block; 23. a first driving member; 24. connecting the shaft sleeve; 211. sealing the channel; 212. a second seal member; 213. a second driving member; 214. a drive rod;

31. a third driving member; 32. and (5) pressing a nail rod.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The following describes a nail pressing device according to the present invention with reference to fig. 1 to 3.

The nail pressing device provided by the embodiment is used for sealing the liquid injection port of the battery and comprises a nail pressing seat 1, a nail feeding channel switching mechanism 2 and a nail pressing mechanism 3.

The inside of the nail pressing seat 1 is provided with an air exhaust channel 11, a second nail feeding channel 12 and a nail pressing channel 13 for communicating with a battery injection port, and the air exhaust channel 11 and the second nail feeding channel 12 are communicated with the nail pressing channel 13; the air exhaust channel 11 is used for being connected with an air exhaust device, wherein the air exhaust device can be switched between an inflation state and an air exhaust state, in the air exhaust state, the air exhaust device can exhaust air in the battery, and in the inflation state, the air exhaust device can be filled with detection gas for detecting the tightness of the battery.

The nail feeding channel switching mechanism 2 is arranged on the nail pressing seat 1 and is in butt joint with the second nail feeding channel 12, the nail feeding channel switching mechanism 2 is provided with a first nail feeding channel 201, the nail feeding channel switching mechanism 2 can be switched between a first state and a second state, and in the first state, the first nail feeding channel 201 is communicated with the second nail feeding channel 12 and is used for feeding sealing nails to the nail pressing channel 13; in the second state, the second nail feeding channel 12 can be closed to evacuate the battery and fill the detection gas through the air exhaust channel 11.

The working end of the nail pressing mechanism 3 extends into the nail pressing channel 13 and is used for pressing the sealing nail entering the nail pressing channel 13 into the liquid injection port of the battery when the battery is in a state of finishing filling the detection gas.

According to the scheme, when the nail pressing device provided by the embodiment works, the nail feeding channel switching mechanism 2 is arranged on the nail pressing seat 1, the nail feeding channel switching mechanism 2 can be switched between two states and is used for sealing or communicating the second nail feeding channel 12, and the battery is vacuumized and filled with detection gas such as helium through the air suction channel 11 under the closed state of the second nail feeding channel 12 so as to detect the sealing performance of the battery; when the battery is filled with the detection gas, the state of communication between the first nail feeding channel 201 and the second nail feeding channel 12 is switched to be used for conveying the sealing nails to the nail pressing channel 13, and then the sealing nails in the nail pressing channel 13 are pressed into a liquid injection port of the battery through the nail pressing mechanism 3 to seal the battery; the device simple structure, convenient operation detects the leakproofness of battery and presses the nail operation integration on a device, need not to set up a plurality of devices in addition, accomplishes the sealed of annotating the liquid mouth through complicated flow to the battery, has improved the work efficiency who presses the nail.

In this embodiment, a shaft sleeve 4 is arranged between the nail pressing seat 1 and the liquid injection port of the battery, the shaft sleeve 4 is communicated with the nail pressing channel 13, an elastic piece is arranged at the joint of the shaft sleeve 4 and the liquid injection port of the battery, and the diameter of the shaft sleeve 4 is smaller than that of the nail pressing seat 1.

Due to the arrangement, when the nail pressing seat 1 is directly abutted against the battery liquid filling opening, the nail pressing seat 1 is possibly wider and is not easy to position the battery liquid filling opening, the nail pressing channel 13 can be accurately and correspondingly communicated with the battery liquid filling opening through the shaft sleeve 4, and the shaft sleeve 4 is arranged in a protruding manner relative to the bottom of the nail pressing seat 1, so that the nail pressing seat 1 can well avoid the position on the battery close to the battery liquid filling opening, and the battery is prevented from being damaged; preferably, the shaft sleeve 4 is made of metal materials, so that the passing of sealing nails is facilitated, and the situation of staple bolts is reduced; the shaft sleeve 4 and the battery contact part adopt an elastic piece, the battery is not easy to damage by adopting the elastic piece to contact the battery, and a certain buffer effect can be played when the battery is contacted, so that the battery is not easy to be damaged by being collided with the battery.

In some embodiments, the first nail feeding channel 201 is connected with the second nail feeding channel 12, and the first nail feeding channel 201 is provided with a valve for communicating or sealing off the first nail feeding channel 201 with the second nail feeding channel 12. Through the arrangement, the first nail feeding channel 201 is communicated with the second nail feeding channel 12 by controlling the opening and closing of the valve, the sealing nails are fed into the nail pressing channel 13 in the state, and the sealing nails are pressed into a liquid injection port of the battery by the nail pressing mechanism 3; or the second communication channel is closed to prevent gas from overflowing from the second communication channel, and in the state, the second communication channel is communicated with an external ventilation device through the air extraction channel 11 to vacuumize the interior of the battery and inject detection gas.

Referring to fig. 3, in the present embodiment, staple feeding passage switching mechanism 2 includes: the nail feeding device comprises a connecting block 21, a channel switching block 22 and a first driving piece 23, wherein a communication channel corresponding to the second nail feeding channel 12 is formed in the connecting block 21; the channel switching block 22 is movably connected to the connecting block 21, and a first nail feeding channel 201 and a sealing area are arranged in the channel switching block 22 at intervals; the driving part of the first driving member 23 is in transmission connection with the channel switching block 22, and is used for driving the channel switching block 22 to move on the connecting block 21, for example, the driving part of the first driving member 23 is connected with the channel switching block 22, so as to drive the channel switching block 22 to make linear reciprocating motion on the connecting block 21, so that the first nail feeding channel 201 or the sealing area corresponds to the communication channel; or the driving part of the first driving part 23 drives the channel switching block 22 to make circular motion on the connecting block 21 through the connecting rod, specifically, the channel switching block 22 is a cylindrical structure, the central shaft of the channel switching block 22 is rotationally connected to the connecting block 21, the connecting rod can be hinged on the edge position of the channel switching block 22, the driving part of the first driving part 23 drives the connecting rod through expansion, so that the channel switching block 22 rotates around the central shaft, so that the first nail feeding channel 201 or the sealing area corresponds to the communicating channel, and certainly, the circular motion mode of the channel switching block 22 can be realized by adopting a mode of driving the channel switching block 22 to rotate by a motor; in some embodiments, the sealing area may be a solid area on the channel switching block 22 that is spaced from the second staple feeding channel 12, or may be a structure in which a first sealing member is disposed on the channel switching block 22, and the first sealing member is made of a sealing material such as a sealing block or a sealing plug that performs a sealing function.

So set up, with the movable connection of passageway switching block 22 on connecting block 21, through setting up first nail passageway 201 and the sealing area of sending at passageway switching block 22 to under the drive of first driving piece 23 to passageway switching block 22, controllable with first nail passageway 201 or the sealing area of sending correspond the intercommunication passageway of connecting block 21, and then with the second nail passageway 12 of sending, realize sending the intercommunication or the closure of nail passageway 12 to the second.

Referring to fig. 3, in some embodiments, a connecting sleeve 24 is disposed between the connecting block 21 and the outer port of the second nail feeding channel 12, the connecting sleeve 24 is communicated with the communicating channel, and an elastic sealing member is disposed at the joint of the connecting sleeve 24 and the second nail feeding channel 12. Due to the arrangement, the connecting shaft sleeve 24 is arranged in a protruding manner relative to the bottom of the connecting block 21, and the size of the connecting shaft sleeve 24 is smaller than that of the connecting block 21, so that the first nail feeding channel 201 and the second nail feeding channel 12 can be better connected, and gas leakage cannot occur at the connecting position; preferably, the connecting shaft sleeve 24 may be made of a metal material, which facilitates the passing of the sealing nails and reduces the occurrence of staple, but the connecting shaft sleeve 24 made of a metal material should not directly contact with the port of the second nail feeding channel 12, so as to prevent the damage caused by rigid contact, and by providing an elastic sealing member, a certain buffering effect is achieved, and the joint between the first nail feeding channel 201 and the second nail feeding channel 12 can achieve the effect of sealing connection.

Referring to fig. 3, in this embodiment, the sealing area includes a sealing channel 211, a second driving member 213 and a driving rod 214, a first end of the driving rod 214 is fixedly connected to a driving portion of the second driving member 213, a second end of the driving rod 214 is connected to a second sealing member 212, the second sealing member 212 extends into the sealing channel 211 under the action of the driving rod 214 and reciprocates along the length direction of the sealing channel 211, and the second sealing member is also a sealing block, a sealing plug or other sealing material such as rubber for sealing.

With the arrangement, the first nail feeding channel 201 and the sealing channel 211 are arranged on the channel switching block 22, and the two channels respectively correspond to the communicating channel and the second nail feeding channel 12, so that the second nail feeding channel 12 is communicated or closed; a second driving member 213 and a driving rod 214 can be arranged outside the sealing channel 211, the driving rod 214 is connected with the second sealing member 212, and the driving rod 214 is driven to extend and retract by the second driving member 213; when the sealing channel 211 moves to correspond to the communication channel, the driving rod 214 puts the second sealing element 212 into the sealing channel 211, so as to seal the second nail feeding channel 12, vacuumizes the interior of the battery through the air exhaust channel 11 and fills the detection gas, after the inflation is completed, the driving rod 214 retracts to take out the second sealing element 212 from the sealing channel 211, and then the channel switching block 22 moves under the driving of the first driving piece 23, so that the first nail feeding channel 201 corresponds to the communication channel.

Referring to fig. 1, in a further embodiment, the staple pressing mechanism 3 includes a third driving member 31 and a staple pressing rod 32, a first end of the staple pressing rod 32 is fixedly connected to a driving portion of the third driving member 31, and a second end of the staple pressing rod 32 extends into the staple pressing channel 13 and reciprocates along a length direction of the staple pressing channel 13. So set up, order about the pressure nail pole 32 through third driving piece 31 and extend to pressure nail passageway 13, impress the notes liquid mouth of sealed nail pressing in battery, sealed to the battery. In some embodiments, the staple pressing mechanism 3 further comprises a mounting plate for mounting the third driving member 31 and the staple pressing rod 32, and the third driving member 31 is fixed on the staple pressing seat 1 by the mounting plate, so that the staple pressing rod 32 faces the staple pressing channel 13.

In some embodiments, the first driving member 23, the second driving member 213 and the third driving member 31 are any one of an air cylinder, a hydraulic cylinder or an electric push rod. The structure that can also adopt gear, pinion rack matched with sets up pressure nail pole 32, connecting rod or actuating lever 214 on the pinion rack, is parallel with the pinion rack, through the gear revolve, transmits power for the pinion rack, turns into the linear motion of pinion rack to realize the straight reciprocating motion of following of pressure nail pole 32, connecting rod or actuating lever 214.

In a further embodiment, each of the first driving member 23, the second driving member 213 and the third driving member 31 includes a first transmission wheel and a second transmission wheel, the second transmission wheel is connected with the first transmission wheel by a chain or a belt, and the nail pressing rod 32 and the connecting rod or the driving rod 214 are fixedly connected to the chain or the belt along the transmission direction of the chain or the belt. Preferably, the first transmission wheel and the second transmission wheel have the same size, under this condition, the chains or belts on both sides are parallel to each other and are straight line segments, the nail pressing rod 32 and the connecting rod or driving rod 214 can be arranged on one side of the chains or belts, and under the transmission of the first transmission wheel and the second transmission wheel, the nail pressing rod and the connecting rod or driving rod are reciprocated along a straight line, so as to achieve the same effect as the linear motion module.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a pressure nail device for the notes liquid mouth of sealed battery, its characterized in that includes:

the battery nail pressing device comprises a nail pressing seat (1), wherein an air exhaust channel (11), a second nail feeding channel (12) and a nail pressing channel (13) used for communicating a battery liquid injection port are arranged in the nail pressing seat (1), and the air exhaust channel (11) and the second nail feeding channel (12) are communicated with the nail pressing channel (13); the air exhaust channel (11) is used for being connected with a ventilation device, wherein the ventilation device can be switched between an inflation state and an air exhaust state, the ventilation device can exhaust air in the battery in the air exhaust state, and the ventilation device can be filled with detection gas for detecting the tightness of the battery in the inflation state;

the nail feeding channel switching mechanism (2) is arranged on the nail pressing seat (1), the nail feeding channel switching mechanism (2) is provided with a first nail feeding channel (201), the nail feeding channel switching mechanism (2) can be switched between a first state and a second state, and in the first state, the first nail feeding channel (201) is communicated with the second nail feeding channel (12) and used for conveying sealing nails to the nail pressing channel (13); in a second state, the second nail feeding channel (12) can be closed, so that the battery is vacuumized and filled with detection gas through the air exhaust channel (11);

and the working end of the nail pressing mechanism (3) extends into the nail pressing channel (13) and is used for pressing a sealing nail in the nail pressing channel (13) into a liquid injection port of the battery when the battery is in a state of finishing charging detection gas.

2. The nail pressing device according to claim 1, wherein the first nail feeding channel (201) is connected with the second nail feeding channel (12), and the first nail feeding channel (201) is provided with a valve for communicating or sealing off the first nail feeding channel (201) and the second nail feeding channel (12).

3. The staple pressing device according to claim 1, wherein said staple feeding passage switching mechanism (2) comprises:

the connecting block (21) is internally provided with a communication channel corresponding to the second nail feeding channel (12);

the channel switching block (22), the channel switching block (22) is movably connected to the connecting block (21), and the channel switching block (22) is provided with the first nail feeding channel (201) and a sealing area at intervals;

the driving part of the first driving part (23) is in transmission connection with the channel switching block (22) and is used for driving the channel switching block (22) to move on the connecting block (21) so that the first nail feeding channel (201) or the sealing area corresponds to the communication channel.

4. The nail pressing device according to claim 3, wherein a connecting shaft sleeve (24) is arranged between the connecting block (21) and an outer port of the second nail feeding channel (12), the connecting shaft sleeve (24) is communicated with the communicating channel, and an elastic sealing element is arranged at the joint of the connecting shaft sleeve (24) and the second nail feeding channel (12).

5. A stapling device according to claim 3, characterized in that the sealing zone is further provided with a first seal for closing the communication channel.

6. The stapling device according to claim 3, characterized in that the sealing zone comprises:

a sealing channel (211);

a second driver (213);

the first end of the driving rod (214) is fixedly connected with the driving part of the second driving part (213), the second end of the driving rod (214) is connected with a second sealing part (212), and the second sealing part (212) reciprocates along the length direction of the sealing channel (211) under the action of the driving rod (214).

7. The stapling device according to claim 6, characterised in that the stapling mechanism (3) comprises:

a third drive member (31);

the first end of the nail pressing rod (32) is fixedly connected with the driving part of the third driving part (31), and the second end of the nail pressing rod (32) extends into the nail pressing channel (13) and moves in a reciprocating mode along the length direction of the nail pressing channel (13).

8. The nail pressing device according to claim 7, wherein the first driving member (23), the second driving member (213) and the third driving member (31) are any one of an air cylinder, a hydraulic cylinder or an electric push rod.

9. The stapling device according to claim 7, characterised in that the first drive element (23), the second drive element (213) and the third drive element (31) each comprise:

a first drive pulley;

the second driving wheel is in transmission connection with the first driving wheel through a chain or a belt, and the nail pressing rod (32) and the driving rod (214) are fixedly connected to the chain or the belt along the conveying direction of the chain or the belt.

10. The nail pressing device according to claim 1, wherein a shaft sleeve (4) is arranged between the nail pressing seat (1) and the liquid injection port of the battery, the shaft sleeve (4) is communicated with the nail pressing channel (13), and an elastic piece is arranged at the joint of the shaft sleeve (4) and the liquid injection port of the battery.