CN220774678U - Cylindrical battery electrode riveting mechanism - Google Patents

Abstract

The utility model discloses a cylindrical battery electrode riveting mechanism, which comprises a positioning and pressing mechanism, wherein the riveting mechanism is arranged above the top surface of the positioning and pressing mechanism, a riveting jig is arranged below the top surface of the positioning and pressing mechanism, more than one riveting jig guide hole is arranged on the riveting jig, and a dust removing mechanism is arranged on one side of the riveting mechanism. The utility model uses the positioning pressing mechanism and the dust removing mechanism together with the riveting mechanism, so that the automatic dust removing mechanism can automatically remove dust from the electrode of the cylindrical battery, position the cylindrical battery before riveting and automatically rivet the battery core of the cylindrical battery, and the integral structural design of the automatic riveting mechanism has the advantages of high riveting precision, good riveting effect, high riveting efficiency and high yield of finished products, and solves the problems of inaccurate riveting, poor riveting effect and high defective yield of finished products of the cylindrical battery caused by the fact that the riveting mechanism on the market does not have a cleaning function.

Description

Cylindrical battery electrode riveting mechanism

Technical Field

The utility model relates to the field of riveting equipment, in particular to a cylindrical battery electrode riveting mechanism.

Background

At present, most of riveting equipment for riveting cylindrical batteries does not have a clean function in the market, because the riveting equipment is easy to produce aluminum powder in the process of riveting electrodes of the cylindrical batteries, when the aluminum powder is scattered at the electrodes of the cylindrical batteries, the phenomenon of inaccuracy in riveting of the electrodes of the cylindrical batteries is easy to occur, and the cylindrical batteries have the problems of inaccuracy in riveting, poor riveting effect and high defective rate of products.

Disclosure of Invention

The utility model aims to solve the technical problems of providing a cylindrical battery electrode riveting mechanism, which is characterized in that the positioning pressing mechanism, the dust removing mechanism and the riveting mechanism are respectively designed, and the positioning pressing mechanism, the dust removing mechanism and the riveting mechanism are matched for use, so that the automatic dust removal of the electrode of the cylindrical battery, the positioning of the cylindrical battery before the riveting and the automatic riveting of the battery core of the cylindrical battery can be realized, the integral structural design of the cylindrical battery electrode riveting mechanism has the advantages of high riveting precision, good riveting effect, high riveting efficiency and high yield of finished products, and the problems of imprecise riveting, poor riveting effect and high defective yield of the finished products of the cylindrical battery caused by the fact that the conventional riveting mechanism on the market does not have a clean function are solved. The utility model is realized by the following technical scheme:

the cylindrical battery electrode riveting mechanism comprises a positioning pressing mechanism, wherein the riveting mechanism is arranged above the top surface of the positioning pressing mechanism, a riveting jig is arranged below the top surface of the positioning pressing mechanism, more than one riveting jig guide hole is formed in the riveting jig, and a dust removing mechanism is arranged on one side of the riveting mechanism.

After the technical scheme is adopted, the dust removing mechanism can be emptied when the positioning pressing mechanism is lifted to the highest position; when the dust removing mechanism moves towards the positioning and compressing mechanism, the dust removing mechanism can be longitudinally positioned and corresponds to the positioning and compressing mechanism; when the positioning and pressing mechanism descends, the positioning and pressing mechanism can be combined with the dust removing mechanism in a positioning way, so that the positioning and pressing mechanism is matched with the dust removing mechanism to realize dust collection; after the dust collection of the dust collection mechanism is finished, the dust collection mechanism is retracted and reset, and the positioning and compressing mechanism descends to be in butt joint with the riveting jig, so that the cylindrical battery can be positioned before riveting; then, the riveting mechanism descends to apply riveting pressure to the positioning and pressing mechanism, so that the positioning and pressing mechanism can rivet the battery core of the cylindrical battery; after the battery cell is riveted, the riveting mechanism is lifted and reset, and then the positioning pressing mechanism is lifted and reset, and as the riveting jig is arranged on the turntable, the riveting jig can rotate to the next station along with the rotation of the turntable, and space can be reserved for the next riveting jig.

Further, the dust removing mechanism comprises a dust removing unit for removing dust from the positioning and compressing mechanism, a transverse driving unit for driving the dust removing unit to reciprocate towards the positioning and compressing mechanism, and a dust removing detection unit for detecting the transfer stroke and the reset stroke of the dust removing unit, wherein the dust removing unit is connected with the transverse driving unit through an L-shaped connecting rod.

Further, the positioning and pressing mechanism comprises a positioning assembly capable of positioning the cylindrical battery before riveting, a pressing and riveting assembly for butting with the riveting jig, a pressing and riveting positioning reset assembly for driving the positioning assembly and the pressing and riveting assembly to reciprocate along the up-down direction, and a pressing and riveting detection unit for respectively detecting the pressing and riveting reset condition and the pressing and riveting positioning condition of the cylindrical battery.

Specifically, the press riveting assembly comprises a rivet pin mounting piece, four corners of the rivet pin mounting piece are vertically provided with rivet pins, one side of each rivet pin is provided with a rivet pressing guide sleeve, and an upper spring mounting hole is formed between two adjacent rivet pins.

Specifically, the positioning assembly comprises a positioning jig, the positioning jig is provided with more than one positioning pressing block, the positioning jig and a riveting guide sleeve in a riveting needle mounting piece are connected and mounted through a riveting guide post, a lower spring mounting hole is formed between two adjacent positioning pressing blocks, and a spring is mounted between the upper spring mounting hole and the lower spring mounting hole; the top surface of positioning jig is provided with the spacer pin, and the bottom surface of positioning jig is provided with the spacer pin, and the both sides of every spacer pin are provided with respectively and separate the spacer piece and be located one side of every location briquetting.

Further, the press riveting positioning reset assembly comprises a support, a press riveting reset cylinder is arranged on the left side of the support, a press riveting positioning slide rail is arranged on the right side of the support, a press riveting positioning slide block is arranged on the right side of the press riveting positioning slide rail in a sliding manner, the press riveting positioning slide block is connected with a positioning jig through a positioning jig connecting piece, and a press riveting positioning light shielding plate is arranged on the side edge of the positioning jig connecting piece; the press riveting reset cylinder is connected and installed with the positioning jig through a reset cylinder connecting plate.

Further, the rear side of the support is provided with a dust removal locating plate and a locating power unit which is used for tightly jacking and locating the dust removal locating plate and preventing the continuous descending movement of the locating component and the press riveting component, and the dust removal locating plate extends towards the direction below the locating component. The power unit is a dust removal positioning cylinder, but is not limited by the dust removal positioning cylinder.

Specifically, the press riveting detection unit comprises a press riveting reset optical fiber for detecting the press riveting reset condition of the cylindrical battery and a press riveting positioning optical fiber for detecting the press riveting positioning condition of the cylindrical battery, and the press riveting reset optical fiber and the press riveting positioning optical fiber are arranged on the front side of the support in a one-to-one distribution position.

Specifically, the dust removal unit includes the dust removal tool mounting panel, and the upper surface of dust removal tool mounting panel is to facing to distributing has a pair of dust removal tool, and the side of every dust removal tool one end is provided with the inflation valve, and the inflation valve external has the trachea.

After the technical scheme is adopted, as the dust removing jig is connected with the air pipe through the air charging valve and the air pipe is connected with the air pump, when the air pipe is in an air suction state, the dust removing jig can suck dust by synchronous air suction; when the air pipe is in an inflated state, the dust collection jig releases dust collection.

Further, more than one sealing ring is arranged on each dust removing jig, and the more than one sealing rings are distributed in parallel.

Specifically, the transverse driving unit comprises a dust removal sliding rail mounting piece, a rodless cylinder is arranged below the dust removal sliding rail mounting piece, and the rodless cylinder is connected and mounted with the L-shaped connecting rod through a rodless cylinder connecting piece; one side of the dust removal slide rail mounting piece is provided with a dust removal slide rail, one side of the dust removal slide rail is slidably provided with a dust removal slide seat, the dust removal slide seat is connected with an L-shaped connecting rod through a rodless cylinder connecting piece, and a dust removal shading sheet is mounted on the dust removal slide seat.

After the technical scheme is adopted, the rodless cylinder connecting piece can be driven to move when the rodless cylinder moves, the L-shaped connecting rod and the sliding seat can be driven to move together when the rodless cylinder connecting piece moves, the dust removing jig connected with the L-shaped connecting rod can be driven to move synchronously when the L-shaped connecting rod moves, and the dust removing shading sheet can be driven to move reciprocally along the dust removing sliding rail when the sliding seat moves.

Specifically, the dust removal detection unit comprises a dust removal positioning optical fiber and a dust removal resetting optical fiber which are oppositely arranged above the dust removal sliding rail.

After the technical scheme is adopted, the dust-removing shading sheet can respectively pass through the dust-removing positioning optical fiber and the dust-removing resetting optical fiber when moving back and forth along the dust-removing sliding rail, and can automatically detect the transfer stroke and the resetting stroke of the dust-removing unit when the dust-removing positioning optical fiber and the dust-removing resetting optical fiber are matched for use.

Further, the dust removal positioning optical fiber is arranged above one end of the dust removal slide rail, and the dust removal resetting optical fiber is arranged above the other end of the dust removal slide rail.

After the technical scheme is adopted, the dust removing jig can move towards the direction of the positioning and compressing mechanism under the drive of the rodless cylinder, and because the dust removing light shielding plate and the dust removing jig synchronously move, when the dust removing light shielding plate is moved to the position of the dust removing and positioning optical fiber, the dust removing jig is positioned under the positioning component in the positioning and compressing mechanism; when the positioning assembly and the press riveting assembly are jointly connected with the reset cylinder connecting plate and driven by the press riveting reset cylinder to descend to the position of the dust removal positioning plate along the press riveting positioning sliding rail through the press riveting positioning sliding block, the dust removal positioning cylinder can prop against the dust removal positioning plate so as to prevent the positioning assembly and the press riveting assembly from continuously descending, and a positioning pressing block in the positioning assembly can be combined with a sealing ring in the dust removal mechanism; when the air charging valve sucks air from the dust removing jig through the air pipe, dust can be collected from the positioning pressing block in the positioning assembly and the riveting needle in the riveting assembly, so that automatic dust removal can be realized, and the yield of finished products is improved; after the dust removal is completed by the positioning pressing block and the riveting needle, the positioning assembly and the riveting assembly are reset and lifted under the driving of the riveting reset cylinder, and then the dust removal jig is driven by the rodless cylinder to move in the direction away from the positioning pressing mechanism until the dust removal light shielding plate is moved to the position of the dust removal positioning optical fiber, namely the dust removal positioning optical fiber senses that the dust removal light shielding plate is moved in place. When the locating component and the riveting component are jointly lowered to the lowest position under the driving of the riveting reset cylinder, the locating pressing block in the locating component is in butt joint with the upper end of the cylindrical battery placed on the riveting jig, so that the upper end of the battery can be fixed and limited, the locating pin in the locating component can be matched with the riveting jig guide hole on the riveting jig for use, the locating pin can achieve the effect of guiding and limiting the lowering of the locating component, and the locating pin can automatically locate the electrode of the cylindrical battery before riveting, so that the accuracy of riveting location is greatly improved.

Further, the riveting mechanism comprises a riveting assembly which is used for being matched with the positioning and pressing mechanism and can rivet the cylindrical battery, a vertical moving unit which is used for driving the riveting assembly to reciprocate along the up-down direction, and a riveting detection unit which is used for detecting the riveting reset condition and the positioning condition of the riveting assembly.

Further, the riveting assembly comprises a pressure spring mounting piece, four corners of the bottom surface of the pressure spring mounting piece are provided with riveting pressure springs, and an air cylinder mounting frame is arranged on the pressure spring mounting piece. The vertical moving unit is a pressurizing cylinder, and a piston rod of the pressurizing cylinder penetrates through the cylinder mounting frame and is connected with the pressure spring mounting piece.

Specifically, the riveting detection unit comprises a riveting reset optical fiber and a riveting positioning optical fiber which are oppositely arranged on the side edge of the cylinder mounting frame, and a riveting shading sheet which is installed by extending upwards from the side edge of the pressure spring mounting piece.

After the technical scheme is adopted, the pressure spring mounting piece in the riveting mechanism and the riveting pressure spring mounted below the pressure spring mounting piece can descend to the upper surface of the riveting needle mounting piece in the riveting assembly under the pushing of the pressurizing cylinder, power is provided for the pressing and riveting movement of the battery electrode by the riveting needle mounting piece in the riveting assembly until the riveting positioning optical fiber senses or the riveting needle mounting piece is detected to be pressed in place, so that the riveting needle on the riveting needle mounting piece can conduct reaming and riveting on the electrode of the battery, wherein the riveting guide post can conduct guiding action on the lifting movement of the riveting needle mounting piece, and the automatic riveting device not only can realize automatic riveting on the battery electrode, but also has the advantages of high riveting efficiency, high riveting precision and good riveting effect. After the battery electrode is riveted, the riveting pressure spring is reset and lifted along with the pressure spring mounting piece under the driving of the pressurizing cylinder, the lifting of the riveting pressure spring can release the pressure action on the spring in the riveting assembly, so that the spring arranged between the riveting assembly and the positioning assembly can act on the riveting assembly by utilizing the self rebound force of the spring, the riveting assembly is lifted and reset under the action of the rebound force of the spring, and the riveting needle in the reset and lifted riveting assembly can be upwards and inwards contracted in the positioning press block so as to loosen the compression on the battery; and the positioning jig in the positioning pressing mechanism is lifted and reset by the connecting plate of the reset cylinder and the push of the press riveting reset cylinder.

Specifically, the dust removal jig mounting plate, the dust removal slide seat, the pressure riveting positioning slide block, the positioning press block, the riveting guide sleeve, the riveting guide pillar, the dust removal positioning plate, the riveting pressure spring, the cylinder mounting frame, the reset cylinder connecting plate, the positioning jig connecting piece and the pressure spring mounting piece are respectively functional descriptions of common components such as the mounting plate, the slide seat, the slide block, the press block, the guide sleeve, the guide pillar, the positioning plate, the pressure spring, the mounting frame, the connecting plate, the connecting piece and the mounting piece. The upper spring mounting hole and the lower spring mounting hole are both functional descriptions of the mounting hole, and the dust removal shading sheet and the press riveting positioning shading sheet are respectively functional descriptions of the shading sheet and the shading sheet. The dust removal jig and the positioning jig are both functional descriptions of the jig. The press riveting positioning slide rail and the dust removing slide rail are both functional descriptions of the slide rail. The dust removal slide rail mount and the rivet pin mount are both functional descriptions of the mount. The rivet-pressing reset cylinder is a functional description of the cylinder. The dust removal positioning optical fiber, the dust removal resetting optical fiber, the press riveting resetting optical fiber and the press riveting positioning optical fiber are all functional descriptions of the optical fiber sensor, and the optical fiber sensor can adopt, but is not limited to, the model CX2-2 HA.

Further, a controller or a control system is connected with the components such as the positioning pressing mechanism, the riveting mechanism and the dust removing mechanism in a signal manner, wherein the controller is a PLC programmable logic controller, and the PLC programmable logic controller can adopt a programmable logic controller with a production place of Shenzhen and a model of XDS-40T-D, but is not limited to the PLC programmable logic controller.

Compared with the prior art, the utility model has the beneficial effects that: 1. the structure of the dust removing mechanism is designed, so that the dust removing mechanism can remove dust or dust from the positioning pressing block in the positioning assembly and the riveting needle in the riveting assembly through the dust removing jig in the dust removing mechanism, and the dust removing mechanism has the dust removing and cleaning functions, so that the phenomenon that aluminum powder is scattered at the electrode of the cylindrical battery in the riveting process of the electrode of the cylindrical battery by the riveting mechanism is avoided, and the problems that the riveting of the cylindrical battery is not tight, the riveting effect is poor and the defective rate of a finished product is high due to the fact that the riveting mechanism on the market at present does not have the cleaning function are effectively solved.

2. The structure of the positioning pressing mechanism and the structure of the riveting mechanism are designed respectively, and the positioning pressing mechanism, the riveting mechanism and the dedusting mechanism are matched for use, so that the automatic dedusting device can automatically dedusting the electrode of the cylindrical battery, can position the cylindrical battery before riveting and automatically rivet the battery core of the cylindrical battery, and has the advantages of functional diversification, high riveting precision, good riveting effect, high riveting efficiency and high yield of finished products.

Drawings

For ease of illustration, the utility model is described in detail by the following preferred embodiments and the accompanying drawings.

Fig. 1 is a perspective view of a cylindrical battery electrode crimping mechanism of the present utility model.

Fig. 2 is a perspective view of a dust removing mechanism in the cylindrical battery electrode riveting mechanism of the present utility model.

Fig. 3 is a perspective view of a positioning and pressing mechanism in the cylindrical battery electrode riveting mechanism of the utility model.

Fig. 4 is an exploded perspective view of the press-riveting assembly and the positioning assembly in the cylindrical battery electrode riveting mechanism of the present utility model.

Fig. 5 is an exploded perspective view of the press-riveting assembly and the positioning assembly in the cylindrical battery electrode riveting mechanism of the present utility model in different directions.

Fig. 6 is a perspective view of a crimping mechanism in the cylindrical battery electrode crimping mechanism of the present utility model.

Description of the embodiments

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In this embodiment, referring to fig. 1 to 6, the riveting mechanism for cylindrical battery electrode of the present utility model includes a positioning and pressing mechanism 1, a riveting mechanism 2 is disposed above the top surface of the positioning and pressing mechanism 1, a riveting jig 3 is disposed below the top surface of the positioning and pressing mechanism 1, more than one riveting jig guide hole 4 is disposed on the riveting jig 3, and a dust removing mechanism 5 is disposed on one side of the riveting mechanism 2.

In one embodiment, the dust removing mechanism 5 comprises a dust removing unit 50 for dust collection and dust removal of the positioning press block 62 in the positioning assembly 6 and the riveting needle 72 in the riveting assembly 7, a transverse driving unit 51 for driving the dust removing unit 50 to reciprocate towards the positioning pressing mechanism 1, and a dust removing detection unit for detecting the transfer stroke and the reset stroke of the dust removing unit 50, wherein the dust removing unit 50 is connected and installed with the transverse driving unit 51 through an L-shaped connecting rod 52.

In one embodiment, the dust removing unit 50 includes a dust removing jig mounting plate 53, a pair of dust removing jigs 54 are disposed on the upper surface of the dust removing jig mounting plate 53, and an air charging valve 55 is disposed on a side edge of one end of each dust removing jig 54.

In one embodiment, more than one sealing ring 56 is disposed on each dust removing jig 54, and more than one sealing ring 56 is distributed in parallel.

In one embodiment, the transverse driving unit 51 comprises a dust removing sliding rail mounting piece 57, a rodless cylinder 58 is arranged below the dust removing sliding rail mounting piece 57, and the rodless cylinder 58 is connected and mounted with the L-shaped connecting rod 52 through a rodless cylinder connecting piece 59; one side of the dust-removing slide rail mounting piece 57 is provided with a dust-removing slide rail 510, one side of the dust-removing slide rail 510 is slidably provided with a dust-removing slide seat 511, and a dust-removing shading sheet 512 is mounted on the dust-removing slide seat 511.

In one embodiment, the dust detection unit includes a dust positioning fiber 513 and a dust resetting fiber 514 disposed above the dust slide rail 510.

In one embodiment, the dust removing positioning optical fiber 513 is disposed above one end of the dust removing slide rail 510, and the dust removing reset optical fiber 514 is disposed above the other end of the dust removing slide rail 510.

In one embodiment, the positioning and pressing mechanism 1 includes a positioning assembly 6 for positioning the cylindrical battery before riveting, a press riveting assembly 7 for butting with a riveting jig, a press riveting positioning reset assembly 8 for driving the positioning assembly 6 and the press riveting assembly 7 to reciprocate in the vertical direction together, and a press riveting detection unit for detecting the press riveting reset condition and the press riveting positioning condition of the cylindrical battery respectively.

In one embodiment, the press riveting assembly 7 comprises a rivet pin mounting piece 71, four corners of the rivet pin mounting piece 71 are vertically provided with rivet pins 72, one side of each rivet pin 72 is provided with a rivet guide sleeve 73, and an upper spring mounting hole 74 is arranged between two adjacent rivet pins 72.

In one embodiment, the positioning assembly 6 comprises a positioning jig 61, the positioning jig 61 is provided with more than one positioning pressing block 62, the positioning jig 61 and a riveting guide sleeve 73 in a riveting needle mounting piece 71 are connected and mounted through a riveting guide post 63, a lower spring mounting hole 64 is arranged between two adjacent positioning pressing blocks 62, and a spring 65 is mounted between an upper spring mounting hole 74 and the lower spring mounting hole 64 (namely, one end of the spring 65 is mounted in the upper spring mounting hole 74, and one end of the spring 65 is mounted in the lower spring mounting hole 64); the top surface of positioning jig 61 is provided with spacer pin 66, and the bottom surface of positioning jig 61 is provided with the spacer pin 67 that uses with the riveting jig guiding hole 4 of riveting jig 3, and the both sides of every spacer pin 67 are provided with respectively and separate spacer 68, and separate spacer 68 to be located one side of every location briquetting 62.

In one embodiment, the press riveting positioning and resetting assembly 8 comprises a support 81, a press riveting resetting cylinder 82 is arranged on the left side of the support 81, a press riveting positioning slide rail 83 is arranged on the right side of the support 81, a press riveting positioning slide block 84 is arranged on the right side of the press riveting positioning slide rail 83 in a sliding manner, the press riveting positioning slide block 84 and the positioning jig 61 are connected and installed through a positioning jig connecting piece 85, and a press riveting positioning light shielding plate 86 is arranged on the side edge of the positioning jig connecting piece 85; the rivet pressing reset cylinder 82 is connected and installed with the positioning jig 61 through a reset cylinder connecting plate 87.

In one embodiment, the rear side of the support 81 is provided with a dust-removing positioning plate 88 and a positioning power unit 89 for tightly pushing and positioning the dust-removing positioning plate 88 and preventing the co-continuous descending movement of the positioning assembly 6 and the rivet pressing assembly 7, wherein the power unit is a dust-removing positioning cylinder, but not limited thereto.

In one embodiment, the press-riveting detection unit includes a press-riveting reset optical fiber 90 for detecting press-riveting reset condition of the cylindrical battery and a press-riveting positioning optical fiber 91 for detecting press-riveting positioning condition of the cylindrical battery, wherein the press-riveting reset optical fiber 90 and the press-riveting positioning optical fiber 91 are mounted on the front side of the support 81 in a top-bottom positional relationship, and when the press-riveting positioning light shielding plate 86 reciprocates along the vertical direction, the press-riveting reset optical fiber 90 and the press-riveting positioning optical fiber 91 can be respectively passed through.

In one embodiment, the riveting mechanism 2 includes a riveting assembly 21 for use with the press-riveting assembly 7 and capable of riveting a cylindrical battery, a vertical moving unit 22 for driving the riveting assembly 21 to reciprocate in the up-down direction, and a riveting detection unit for detecting the riveting reset condition and the positioning condition of the riveting assembly 21.

In one embodiment, the riveting assembly 21 includes a compression spring mounting member 210, four corners of the bottom surface of the compression spring mounting member 210 are provided with a riveting compression spring 211, and a cylinder mounting frame 212 is provided on the compression spring mounting member 210. The stationary moving unit 22 is a pressure cylinder, but is not limited thereto. The piston rod of the booster cylinder penetrates through the center of the cylinder mounting frame 212 and is connected and mounted with the pressure spring mounting member 210.

In one embodiment, the rivet detecting unit includes a rivet resetting fiber 213 and a rivet positioning fiber 214 disposed opposite to the side of the cylinder mount 212, and a rivet shielding plate 215 extending upward from the side of the compression spring mount 210.

In one embodiment, the operation flow of the cylindrical battery electrode riveting mechanism is as follows: firstly, a cylindrical battery is placed on a riveting jig 3, and as a positioning jig 61 in a positioning and pressing mechanism 1 is connected with a riveting reset cylinder 82 through a reset cylinder connecting plate 87, a riveting assembly 7 and a positioning assembly 6 can move up and down together with the positioning jig 61 under the driving of the riveting reset cylinder 82; when the riveting component 7 and the positioning component 6 are lifted to the highest position under the drive of the riveting reset cylinder 82, space can be reserved for the dust removing mechanism 5. Because the rodless cylinder 58 in the dust removing mechanism 5 is connected with the dust removing jig mounting plate 53 sequentially through the rodless cylinder connecting piece 59 and the L-shaped connecting rod 52, the dust removing jig 54 can reciprocate linearly along with the dust removing jig mounting plate 53 under the drive of the rodless cylinder 58; when the dust removing jig 54 moves towards the positioning and pressing mechanism 1, the dust removing mechanism 5 can be correspondingly positioned longitudinally with the positioning and pressing mechanism 1; then, when the riveting component 7 and the positioning component 6 in the positioning and compressing mechanism 1 descend under the driving of the riveting reset cylinder 82, the positioning and compressing component and the dedusting mechanism 5 can be correspondingly positioned and mutually matched to work, so that the positioning pressing block 62 in the positioning and compressing mechanism 1 can be combined with the sealing ring 56 on the dedusting jig 54 in the dedusting mechanism 5; when the inflation valve 55 in the dust removing mechanism 5 sucks air to the dust removing jig 54 through an externally connected air pipe, dust collection treatment (or aluminum sucking powder treatment) can be carried out on the positioning pressing block 62 in the positioning assembly 6 and the riveting needle 72 in the riveting assembly 7, so that automatic dust removal (or aluminum sucking powder removal) can be realized, the aim of cleaning is achieved, the riveting precision of the riveting mechanism 2 on the cylindrical battery electrode can be prevented from being influenced due to dust or aluminum powder falling on the cylindrical battery electrode, and the yield of the battery can be improved. When the positioning press block 62 and the riveting needle 72 finish dust removal, the positioning assembly 6 and the riveting assembly 7 are reset and lifted together under the drive of the riveting reset cylinder 82, and then the dust removal jig 54 in the dust removal mechanism 5 is reset and moved in a direction away from the positioning pressing mechanism 1 under the drive of the rodless cylinder 58. When the riveting component 7 and the positioning component 6 in the positioning and pressing mechanism 1 are driven by the riveting reset cylinder 82 to be lowered together and are in butt joint with the riveting jig 3, the positioning and pressing mechanism can position the cylindrical battery before riveting. When the riveting pressure spring 211 in the riveting mechanism 2 moves downwards along with the pressure spring mounting piece 210 and is driven by the pressurizing cylinder, the riveting pressure can be applied to the positioning and pressing mechanism 1, so that the riveting needle 72 in the riveting assembly 7 can rivet the battery core of the cylindrical battery placed on the riveting jig 3 when being influenced by the riveting pressure of the riveting mechanism 2; after the riveting of the battery cells is completed, the riveting pressure spring 211 in the riveting mechanism 2 is reset and lifted along with the pressure spring mounting piece 210 under the driving of the pressurizing cylinder, and the riveting component 7 and the positioning component 6 in the positioning and pressing mechanism 1 are reset and lifted under the driving of the riveting reset cylinder 82, so that the riveting operation of a cylindrical battery is completed. The positioning and pressing mechanism 1 and the dust removing mechanism 5 are matched with the riveting mechanism 2, so that the automatic dust removing device can automatically remove dust on electrodes of the cylindrical battery, position the cylindrical battery before riveting and automatically rivet the battery core of the cylindrical battery, and the integral structural design of the automatic riveting device has the advantages of high riveting precision, good riveting effect, high riveting efficiency and high yield of finished products, and the automatic riveting device also solves the problems that the riveting of the cylindrical battery is not tight, the riveting effect is poor and the yield of the finished products is high due to the fact that the riveting mechanism on the market does not have a clean function.

The above embodiment is only an example of the present utility model and is not intended to limit the scope of the present utility model, and all technical solutions identical or equivalent to those described in the claims should be included in the scope of the present utility model.

Claims (8)

1. The cylindrical battery electrode riveting mechanism is characterized in that: the riveting mechanism is arranged above the top surface of the positioning pressing mechanism, a riveting jig is arranged below the top surface of the positioning pressing mechanism, more than one riveting jig guide hole is formed in the riveting jig, and a dust removing mechanism is arranged on one side of the riveting mechanism;

the dust removing mechanism comprises a dust removing unit for removing dust from the positioning and compressing mechanism, a transverse driving unit for driving the dust removing unit to reciprocate to the positioning and compressing mechanism, and a dust removing detection unit for detecting the transfer stroke and the reset stroke of the dust removing unit, wherein the dust removing unit is connected with the transverse driving unit through an L-shaped connecting rod.

2. The cylindrical battery electrode riveting mechanism of claim 1 wherein: the dust removal unit includes the dust removal tool mounting panel, and the upper surface to the dust removal tool mounting panel is to having a pair of dust removal tool to distribution, and the side of every dust removal tool one end is provided with the inflation valve, is provided with more than one sealing washer above every dust removal tool.

3. The cylindrical battery electrode riveting mechanism of claim 1 wherein: the positioning and pressing mechanism comprises a positioning assembly capable of positioning the cylindrical battery before riveting, a pressing and riveting assembly for butting with the riveting jig, a pressing and riveting positioning reset assembly for driving the positioning assembly and the pressing and riveting assembly to reciprocate along the up-down direction, and a pressing and riveting detection unit for respectively detecting the pressing and riveting reset condition and the pressing and riveting positioning condition of the cylindrical battery.

4. A cylindrical battery electrode riveting mechanism as defined in claim 3 wherein: the riveting assembly comprises a riveting pin mounting piece, four corners of the riveting pin mounting piece are respectively and vertically provided with a riveting pin, one side of each riveting pin is provided with a riveting guide sleeve, and an upper spring mounting hole is formed between two adjacent riveting pins.

5. The cylindrical battery electrode riveting mechanism of claim 4 wherein: the positioning assembly comprises a positioning jig, the positioning jig is provided with more than one positioning press block, the positioning jig and a riveting guide sleeve in the riveting needle mounting piece are connected and mounted through a riveting guide post, a lower spring mounting hole is formed between two adjacent positioning press blocks, and an upper spring mounting hole and a lower spring mounting hole are connected and mounted through springs; the top surface of positioning jig is provided with the spacer pin, and the bottom surface of positioning jig is provided with the spacer pin, and the both sides of every spacer pin are provided with respectively and separate the spacer piece and be located one side of every location briquetting.

6. The cylindrical battery electrode riveting mechanism of claim 5 wherein: the press riveting positioning reset assembly comprises a support, a press riveting reset cylinder is arranged on the left side of the support, a press riveting positioning slide rail is arranged on the right side of the support, a press riveting positioning slide block is arranged on the right side of the press riveting positioning slide rail in a sliding manner, the press riveting positioning slide block is connected with a positioning jig through a positioning jig connecting piece, and a press riveting positioning light shielding plate is arranged on the side edge of the positioning jig connecting piece; the press riveting reset cylinder is connected and installed with the positioning jig through a reset cylinder connecting plate.

7. The cylindrical battery electrode riveting mechanism of claim 1 wherein: the riveting mechanism comprises a riveting assembly, a vertical moving unit and a riveting detection unit, wherein the riveting assembly is used for being matched with the positioning and pressing mechanism and can rivet a cylindrical battery, the vertical moving unit is used for driving the riveting assembly to reciprocate along the up-down direction, and the riveting detection unit is used for detecting the riveting reset condition and the positioning condition of the riveting assembly.

8. The cylindrical battery electrode riveting mechanism of claim 7 wherein: the riveting assembly comprises a pressure spring mounting piece, four corners of the bottom surface of the pressure spring mounting piece are respectively provided with a riveting pressure spring, and an air cylinder mounting frame is arranged on the pressure spring mounting piece.