CN115056181B - Assembling device and assembling method for sealing ring - Google Patents
Assembling device and assembling method for sealing ring Download PDFInfo
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- CN115056181B CN115056181B CN202210941202.0A CN202210941202A CN115056181B CN 115056181 B CN115056181 B CN 115056181B CN 202210941202 A CN202210941202 A CN 202210941202A CN 115056181 B CN115056181 B CN 115056181B
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- positioning support
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- 238000007789 sealing Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0028—Tools for removing or installing seals
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to an assembly device and an assembly method of a sealing ring, comprising the following steps: a seal ring providing member for providing a seal ring; the sealing ring acquisition component comprises a guide rail and a picking and placing mechanism in sliding fit with the guide rail, one end of the guide rail is arranged above the sealing ring providing mechanism, and the picking and placing mechanism can move to the upper part of the sealing ring providing component along the guide rail and acquire the sealing ring; the positioning jig is arranged below the other end of the guide rail and used for placing the battery cover plate, and the taking and placing mechanism can move to the upper part of the positioning jig along the guide rail and can move downwards so as to place the obtained sealing ring in the mounting hole of the battery cover plate. In this embodiment, through the cooperation that sealing washer provides part, sealing washer acquisition part respectively with positioning jig realize that the sealing washer assembles to the mounting hole of battery cover plate, can realize location automatic assembly, assembly accuracy is high and assembly efficiency is high, can adapt to batch production's requirement.
Description
Technical Field
The invention relates to the technical field of battery production, in particular to an assembly device and an assembly method of a sealing ring.
Background
Lithium ion batteries have become the first choice for portable electronic products, electric automobiles and energy storage due to the advantages of high capacity density, large specific energy, long cycle life and the like, and are increasingly widely used. The lithium ion battery mainly comprises the following parts: the battery cell is formed by winding a positive plate, a separation film and a negative plate which are sequentially overlapped, a shell sleeved outside the battery cell, a battery cover plate positioned at the top of the shell, a first pole column, a second pole column and a liquid injection hole for injecting electrolyte, wherein the first pole column and the second pole column are arranged on a battery cover plate mounting hole. The sealing ring is required to be coaxially arranged on the mounting hole before the polar column is mounted, so that chemical substances in the lithium ion battery are prevented from leaking from a gap between the polar column and the mounting hole, manual assembly is adopted at present, horizontal relative offset easily occurs between the mounted sealing ring and the mounting hole, the assembly precision is poor, and the assembly speed is low.
Disclosure of Invention
In view of the above, it is necessary to provide an assembling device and an assembling method for a seal ring.
An assembly device of a seal ring, comprising:
a seal ring providing member for providing a seal ring;
the sealing ring acquisition component comprises a guide rail and a picking and placing mechanism in sliding fit with the guide rail, one end of the guide rail is arranged above the sealing ring providing mechanism, and the picking and placing mechanism can move to the upper part of the sealing ring providing component along the guide rail and acquire the sealing ring;
the positioning jig is arranged below the other end of the guide rail and used for placing the battery cover plate, and the taking and placing mechanism can move to the upper part of the positioning jig along the guide rail and can move downwards so as to place the obtained sealing ring in the mounting hole of the battery cover plate.
In some embodiments, the pick-and-place mechanism comprises a first cylinder and a second cylinder;
The first cylinder comprises a first cylinder seat and a cylinder head which can extend downwards;
The second cylinder comprises a second cylinder seat and a guide sleeving rod which is arranged at the lower end of the second cylinder seat and extends downwards, and the guide sleeving rod can be inserted to sleeve the sealing ring on the sealing ring acquisition component; the guide sleeve taking rod is coaxially sleeved with a cylinder ring capable of moving up and down, the lower end face of the cylinder ring is an ejection face, and when the guide sleeve taking rod moves to the upper side of the positioning jig and the bearing table passes through the mounting hole and rises to be opposite to the end face of the guide sleeve taking rod, the sealing ring is ejected downwards and separated from the guide sleeve taking rod, and the sealing ring is sleeved on the bearing table;
The positioning jig comprises a positioning support, positioning bosses used for positioning the battery cover plate are respectively arranged at two ends of the top surface of the positioning support in the length direction, positioning enclosing parts are respectively arranged at the edges of the two ends of the top surface in the length direction, and the positioning enclosing parts are correspondingly arranged around the positioning bosses;
The surface of the positioning boss corresponds to the position of the mounting hole of the battery cover plate, a lifting driving structure is arranged in the positioning support and connected with the bearing table, and the lifting driving structure is used for driving the bearing table to pass through the mounting hole and rise to protrude out of the surface of the positioning boss when the guide sleeve taking rod moves to the upper side of the positioning jig, and is opposite to the end surface of the guide sleeve taking rod so as to bear and sleeve a sealing ring separated from the guide sleeve taking rod; and the bearing table can descend under the driving action of the lifting driving structure, so that the sealing ring is arranged in the mounting hole of the battery cover plate.
In some of these embodiments, the lift drive structure comprises:
the ejector rod is inserted into the first side surface of the positioning support from the outside along the width direction of the positioning support;
the driving block is arranged in the positioning support, is connected with the inner end of the ejector rod and can move along the width direction of the positioning support along a linear guide rail arranged in the positioning support, the top of the driving block is provided with a driving surface which gradually inclines downwards along the insertion direction of the ejector rod, and an included angle between the driving surface and the bottom surface of the positioning support is an acute angle;
the axis of the rotating shaft is parallel to the length direction of the positioning support, the circumferential surface is in contact with the inclined driving surface, the rotating shaft of the following wheel is fixedly connected with the bottom of the bearing table and used for rolling upwards along the inclined surface when the ejector rod drives the driving block to move in the direction away from the first side surface.
In some embodiments, the lifting driving structure further comprises a connecting plate, the connecting plate is arranged at the bottom of the bearing table, a guide pin and a guide spring are connected to the connecting plate, the guide pin and the guide spring extend upwards respectively, and the top of the guide pin is embedded into a positioning cavity formed in the positioning support.
In some embodiments, the guide pin and the guide spring are respectively two and symmetrically arranged at two sides of the bearing table. The symmetrical arrangement can ensure the guiding stability, and further reduce the probability of the lifting direction deviation of the bearing table.
In some embodiments, the lifting driving structure further comprises a rebound mechanism, the rebound mechanism comprises a guide rod and a first spring sleeved on the surface of the guide rod, the first spring is arranged on one side, far away from the ejector rod, of the driving block along the width direction, one end of the guide rod is connected with the driving block, and the other end of the guide rod penetrates through the second side face of the positioning support; the two ends of the first spring respectively prop against the inner wall of the second side face and the driving block.
In some embodiments, the positioning support has two or more positioning supports, and the positioning supports are sequentially arranged along the width direction; the lifting driving structure further comprises a linkage rod, wherein the linkage rod is arranged between two adjacent positioning supports, two ends of the linkage rod are respectively inserted into one positioning support from the second side face and the other adjacent positioning support from the first side face in the width direction from the outside, and two ends of the linkage rod are respectively connected with the driving blocks in the two positioning supports;
The two or more picking and placing mechanisms are arranged along the width direction of the positioning support, and the distance between the picking rods of the guide sleeve is consistent with the distance between the corresponding bearing tables on the positioning support.
In some embodiments, a second spring is sleeved on a part of the linkage rod, which is close to the ejector rod and is arranged on the positioning support, and two ends of the second spring respectively support against the inner wall of the second side face and the driving block.
In some embodiments, the lifting driving structure further includes a driving cylinder, disposed near the first side surface, and extending along the same line with the ejector rod, for driving the ejector rod to move in a direction of inserting into the positioning support.
In some embodiments, the seal ring providing member includes a vibratory screen for screening and sequentially delivering the seal rings through the delivery channel to a location where the seal ring acquisition mechanism is located.
The assembling method of the sealing ring comprises the following steps:
Placing a battery cover plate on a positioning jig;
Operating the picking and placing mechanism to move to the upper part of the sealing ring providing component along the guide rail and acquiring the sealing ring;
And operating the taking and placing mechanism to move to the upper part of the positioning jig along the guide rail and move downwards so as to correspondingly place the obtained sealing ring in the mounting hole of the battery cover plate.
The assembly device and the assembly method of the sealing ring have at least the following beneficial technical effects:
In this embodiment, through the cooperation that sealing washer provides part, sealing washer acquisition part respectively with positioning jig realize that the sealing washer assembles to the mounting hole of battery cover plate, can realize location automatic assembly, assembly accuracy is high and assembly efficiency is high, can adapt to batch production's requirement.
Drawings
FIG. 1 is a schematic view of an assembling device for a seal ring according to an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic diagram of a positioning fixture according to an embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of FIG. 3;
FIG. 5 is a cross-sectional view taken along A-A of FIG. 4;
FIG. 6 is a schematic view of the structure of FIG. 3 with one of the positioning abutments removed;
FIG. 7 is a view of the lift drive mechanism of FIG. 6 after the lift drive stage has been raised;
FIG. 8 is a schematic view of the gasket assembled to a battery cover plate;
In the drawing the view of the figure,
2100. A seal ring providing member; 2110. a vibratory screen; 2120. a transmission channel;
2200. A seal ring acquisition member;
2210. A guide rail; 2220. a picking and placing mechanism; 2221. a first cylinder; 2221a, first cylinder mount; 2221b, cylinder head; 2222. a second cylinder; 2222a, second cylinder block; 2222b, guide sleeve rod; 2222c, cylinder ring;
1000. positioning jig; 1100. positioning a support; 1101. positioning the boss; 1101a, a receiving platform; 1102. positioning the enclosing part;
1200. A lifting driving structure; 1201. a push rod; 1202. a driving block; 1202a, a driving surface; 1203. a linear guide rail; 1204. a follower wheel; 1205. a connecting plate; 1206. a guide pin; 1207. a guide spring; 1208a, guide rods; 1208b, a first spring; 1209. a linkage rod; 1209a, a second spring; 1210. a driving cylinder;
10. a battery cover plate; 101. a mounting hole; 102. and (3) sealing rings.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
In order that the invention may be readily understood, various embodiments of the invention defined by the claims will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the invention are shown in the drawings, which contain various specific details to aid in this understanding, but these details should be regarded as merely exemplary. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Accordingly, one of ordinary skill in the art will recognize that variations and modifications can be made to the various embodiments described herein without departing from the scope of the invention as defined by the appended claims. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.
It will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present invention are provided for illustration only and not for the purpose of limiting the invention as defined by the appended claims.
Throughout the description and claims of this specification, the words "comprise" and "include" and variations of the words, such as "comprising" and "including", mean "including but not limited to", without intending to (and without) exclude other elements, integers or steps. Features, integers or characteristics described in conjunction with a particular aspect, embodiment or example of the application are to be understood to be applicable to any other aspect, embodiment or example described herein unless incompatible therewith.
It should be understood that the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. The terms "comprises," "comprising," and/or "including" as used in this specification are intended to specify the presence of stated features, operations, or elements, but are not intended to limit the presence of one or more other features, operations, and/or elements. Furthermore, in the present disclosure, the terms "comprises" and/or "comprising," are intended to denote the presence of the characteristics, quantity, operation, elements, and components disclosed in the application, or combinations thereof. Thus, the terms "comprising" and/or "having" should be understood to mean that there are additional possibilities of one or more other features, quantities, operations, elements, and components, or combinations thereof.
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 invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and this specification and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, in an embodiment of the present invention, there is provided an assembling device for a seal ring, including:
A seal ring providing member 2100 for providing a seal ring 102;
The seal ring obtaining component 2200 comprises a guide rail 2210 and a picking and placing mechanism 2220 in sliding fit with the guide rail 2210, one end of the guide rail 2210 is arranged above the seal ring 102 providing mechanism, and the picking and placing mechanism 2220 can move to the upper side of the seal ring providing component 2100 along the guide rail 2210 and obtain the seal ring 102;
The positioning jig 1000 is disposed below the other end of the guide rail 2210, and is used for placing the battery cover plate 10, and the pick-and-place mechanism 2220 can move along the guide rail 2210 to above the positioning jig 1000 and can move downward to place the obtained sealing ring 102 in the mounting hole 101 of the battery cover plate 10.
Specifically, the sealing ring assembling device is provided corresponding to one of two mounting holes 101 for mounting the positive electrode or the negative electrode respectively, which are provided in the battery cover plate 10 in the longitudinal direction, so that the sealing rings 102 are respectively and correspondingly assembled to the battery cover plate 10 in advance before the mounting of the electrode. In operation, the battery cover 10 is placed on the positioning jig 1000, and the pick-and-place mechanism 2220 is moved above the seal ring providing component 2100 along the guide rail 2210 to obtain the seal ring 102; then, the sealing ring 102 is moved to the upper side of the positioning jig 1000 along the guiding rail 2210 and moved downward to be correspondingly placed in the mounting hole 101 of the battery cover plate 10, thereby achieving the acquisition of the sealing ring 102 and the rapid assembly with the battery cover plate 10.
In this embodiment, the seal ring 102 is assembled to the mounting hole 101 of the battery cover plate 10 by matching the seal ring providing component 2100 and the seal ring obtaining component 2200 with the positioning jig 1000, so that positioning automatic assembly can be realized, the assembly precision is high, the assembly efficiency is high, and the requirement of batch production can be met.
Referring to fig. 1, in some embodiments, the pick-and-place mechanism 2220 includes a first cylinder 2221 and a second cylinder 2222;
The first cylinder 2221 includes a first cylinder block 2221a and a cylinder head 2221b that is extendable downward;
The second cylinder 2222 includes a second cylinder block 2222a and a guide hooking rod 2222b provided at a lower end of the second cylinder block 2222a and extending downward, and is insertable to hook the seal ring 102 on the seal ring acquiring member 2200; a cylinder ring 2222c that can move up and down is coaxially sleeved on the guide sleeve-taking rod 2222b, the lower end surface of the cylinder ring 2222c is an ejection surface, and when the guide sleeve-taking rod 2222b moves to the upper side of the positioning jig 1000 and the receiving platform 1101a passes through the mounting hole 101 and rises to be opposite to the end surface of the guide sleeve-taking rod 2222b, the sealing ring 102 can be ejected downward and separated from the guide sleeve-taking rod 2222b, and the sealing ring 102 is sleeved on the receiving platform 1101a;
The positioning jig 1000 comprises a positioning support 1100, positioning bosses 1101 for positioning the battery cover plate 10 are respectively arranged at two ends of the top surface of the positioning support 1100 in the length direction, positioning enclosing parts 1102 are respectively arranged at two edges of the top surface in the length direction, and the positioning enclosing parts 1102 are correspondingly arranged around the positioning bosses 1101;
A receiving table 1101a is arranged on the surface of the positioning boss 1101 corresponding to the position of the mounting hole 101 of the battery cover plate 10, a lifting driving structure 1200 is arranged in the positioning support 1100 and connected with the receiving table 1101a, and is used for driving the receiving table 1101a to pass through the mounting hole 101 and rise to protrude from the surface of the positioning boss 1101 when the guide jacking rod 2222b moves above the positioning jig 1000, and is opposite to the end surface of the guide jacking rod 2222b so as to receive and jacking the sealing ring 102 separated from the guide jacking rod 2222 b; and the receiving table 1101a can be lowered under the driving action of the lifting driving structure 1200, so that the sealing ring 102 is placed in the mounting hole 101 of the battery cover plate 10.
Specifically, the battery cover plate 10 to be assembled is placed on the positioning support 1100, two ends of the battery cover plate 10 in the length direction are respectively positioned by the positioning bosses 1101, and the mounting holes 101 of the battery cover plate 10 are correspondingly arranged with the bearing tables 1101 a; moving the pick-and-place mechanism 2220 to the upper part of the seal ring providing component 2100 along the guide rail 2210, driving the cylinder 1210 head 2221b to extend downwards to drive the second cylinder 2222 to move downwards, and driving the guide sleeve-taking rod 2222b to insert so as to sleeve the seal ring 102 on the seal ring obtaining component 2200; then, the pick-and-place mechanism 2220 moves to the upper side of the battery cover plate 10 along the guide rail 2210 and is opposite to the position of the mounting hole 101; the lifting driving structure 1200 drives the receiving platform 1101a to pass through the mounting hole 101 and rise to protrude from the surface of the positioning boss 1101, and is opposite to the end surface of the guide sleeve-taking rod 2222b, and drives the cylinder 1210 ring 2222c to descend, so that the lower end surface of the cylinder ring 2222c ejects the sealing ring 102 on the guide sleeve-taking rod 2222b downwards and separates from the guide sleeve-taking rod 2222 b; the separated sealing ring 102 is just sleeved on the bearing table 1101a opposite to the guide sleeve taking rod 2222b, then the bearing table 1101a descends under the driving action of the lifting driving structure 1200, and finally the sealing ring 102 is coaxially arranged in the mounting hole 101 of the battery cover plate 10, so that the assembly of the sealing ring 102 is realized.
In the present embodiment, the seal ring 102 is acquired by the double cylinders, and the seal ring 102 is transferred to the receiving table 1101a rising from the mounting hole 101 by the position and action coordination of the guide sleeve-taking rod 2222b and the cylinder ring 2222c with the receiving table 1101 a; when the bearing table 1101a descends, the sealing ring 102 sleeved on the bearing table 1101a is just arranged in the mounting hole 101, so that the quick assembly of the sealing ring 102 is realized;
The bearing table 1101a passes through the mounting hole 101 and rises to be opposite to the end surface of the guide sleeve taking rod 2222b, and then the sealing ring is pushed downwards by the cylinder ring 2222c and sleeved on the bearing table 1101a, so that the accuracy of the mounting position of the sealing ring can be ensured, and the situation that the mounting sealing ring and the mounting hole 101 are horizontally offset due to horizontal offset and incomplete vertical alignment when the taking and placing mechanism 2220 is directly assembled with the mounting hole 101 in a vertically opposite manner can be avoided; even if the guide housing bar 2222b is not moved to a position fully corresponding to the up and down of the mounting hole 101 (slightly horizontally offset), it is held and lowered by the housing transition of the holding table 1101a so that the seal ring is held coaxially fitted with the mounting hole 101. By adopting the structure, the assembly deviation between the sealing ring and the mounting hole 101 can be avoided, and the high requirement of the assembly process on the precision can be reduced, so that the difficulty of executing operation is reduced, and the research and development cost for achieving the high precision requirement is saved.
The embodiment not only can realize the accurate assembly of the sealing ring 102; the positioning jig 1000 provides a positioning and placing space for the battery cover plate 10, after the battery cover plate 10 is placed on the surface of the battery cover plate, the positioning boss 1101 can be matched with the electrode mounting positions on two sides of the length direction of the battery cover plate 10 to position and support the battery cover plate 10, the battery cover plate 10 is stable in structure after being positioned, and can not bend and deform when moving or assembling on a production line, so that the requirements of mounting positive pole posts and negative pole posts or welding explosion-proof pieces on the flatness of the battery cover plate 10 can be met, and the assembly yield is improved.
The positioning enclosing part 1102 is circumferentially arranged around the battery cover plate 10 to enclose and limit the battery cover plate 10, so that the battery cover plate 10 and the positioning boss 1101 act together, and the problem that when the positioning jig 1000 moves on a production line, the battery cover plate 10 slides on the surface of the positioning support 1100 to cause that parts such as polar posts cannot be assembled in a preset mode or the product is scrapped due to the deviation of the assembling position is avoided.
Referring to fig. 3-5, in some embodiments, the lift drive structure 1200 includes:
A push rod 1201 inserted into a first side of the positioning support 1100 from the outside in a width direction of the positioning support 1100;
the driving block 1202 is arranged in the positioning support 1100, the driving block 1202 is connected with the inner end of the ejector rod 1201 and can move along the width direction of the positioning support 1100 along a linear guide rail 1203 arranged in the positioning support 1100, the top of the driving block 1202 is provided with a driving surface 1202a gradually inclining downwards along the insertion direction of the ejector rod 1201, and an included angle between the driving surface 1202a and the bottom surface of the positioning support 1100 is an acute angle;
the axis of the rotation shaft of the follower 1204 is parallel to the length direction of the positioning support 1100, the circumferential surface of the rotation shaft is in contact with the inclined driving surface 1202a, and the rotation shaft of the follower 1204 is fixedly connected with the bottom of the bearing table 1101a and is used for rolling upwards along the inclined surface when the ejector rod 1201 drives the driving block 1202 to move in a direction away from the first side surface.
Specifically, the ejector rod 1201 moves into the positioning support 1100 along the insertion direction, synchronously pushes the driving block 1202 to move, and along with the movement of the driving block 1202, the follower wheel 1204 rolls upward along the inclined surface to drive the bearing table 1101a to move upward.
The lifting driving structure 1200 in the embodiment can convert the driving force of the ejector rod 1201 along the horizontal direction into the driving force along the vertical direction, so that the arrangement space of the whole structure along the vertical direction is saved, and the whole thickness is reduced; the lifting is stable in a bevel driving mode, stepless fine adjustment of the lifting height is realized, and the adjustment precision is high; and the follower wheel 1204 can roll along the inclined driving surface 1202a, the friction resistance is small, the movement is smooth and free from jamming, and noise can not be generated due to friction.
Referring to fig. 5, in some embodiments, the lifting driving structure 1200 further includes a connection plate 1205 disposed at the bottom of the receiving platform 1101a, and a guide pin 1206 and a guide spring 1207 are connected to the connection plate 1205, where the guide pin 1206 and the guide spring 1207 extend upwards respectively, and the top of the guide pin is embedded in a positioning cavity formed in the positioning support 1100.
Specifically, the guide pin 1206 and the guide spring 1207 can provide a guide for lifting the bearing table 1101a, so that the bearing table 1101a can always move along the vertical direction, and the situation that parts such as the sealing ring 102 cannot be assembled in a preset mode due to inclined offset of the moving direction or the product is scrapped due to the deviation of the assembling position of the sealing ring 102 is avoided.
Referring to fig. 5, in some embodiments, the guide pin 1206 and the guide spring 1207 are respectively two and symmetrically disposed on two sides of the receiving platform 1101 a. The symmetrical arrangement can ensure the guiding stability, and further reduce the probability of the occurrence of the shift in the lifting direction of the receiving table 1101 a.
Referring to fig. 4, in some embodiments, the lifting driving structure 1200 further includes a resilient mechanism, where the resilient mechanism includes a guide rod 1208a and a first spring 1208b sleeved on a surface of the guide rod 1208a, and is disposed on a side of the driving block 1202 away from the ejector rod 1201 along a width direction, one end of the guide rod 1208a is connected to the driving block 1202, and the other end passes through the second side of the positioning support 1100; the two ends of the first spring 1208b respectively abut against the inner wall of the second side and the driving block 1202.
Specifically, when the ejector rod 1201 moves in the insertion direction into the positioning support 1100 and drives the receiving platform 1101a to move upwards, the guide rod 1208a also moves in the insertion direction of the ejector rod 1201, and at this time, since two ends of the first spring 1208b respectively abut against the inner wall of the second side face and the driving block 1202, the first spring 1208b is compressed and stores energy; when the lifted bearing table 1101a needs to be operated to descend, the ejector rod 1201 is loosened, the compressed first spring 1208b rebounds and releases energy, the driving block 1202 is pushed to move reversely, and the follower wheel 1204 rolls downwards along the inclined surface to drive the bearing table 1101a to move downwards for resetting.
In this embodiment, the first spring 1208b is used to realize the reset of the lifting driving structure 1200, so that the ejector rod 1201 does not need to be operated reversely, and the energy consumption is saved; the guide rod 1208a can ensure that the rebound direction of the first spring 1208b is stable, ensure that the first spring 1208b is always compressed and stretched along the preset direction, and avoid damage to a mechanism, incapability of normal descent of the bearing table 1101a, incapability of assembling parts such as the sealing ring 102 in a preset mode, or rejection of products caused by deviation of the assembling position of the sealing ring 102 due to deviation of the compression or rebound direction.
Referring to fig. 4, in some embodiments, two or more positioning seats 1100 are provided in sequence along the width direction; the lifting driving structure 1200 further includes a linkage bar 1209 disposed between two adjacent positioning supports 1100, wherein two ends of the linkage bar 1209 are respectively inserted into one positioning support 1100 from the second side and the other adjacent positioning support 1100 from the first side in the width direction from the outside, and two ends of the linkage bar 1209 are respectively connected to the driving blocks 1202 in the two positioning supports 1100;
the two or more picking and placing mechanisms 2220 are arranged along the width direction of the positioning support 1100, and the distance between the two guiding sleeve picking rods 2222b is consistent with the distance between the bearing tables 1101a on the corresponding two positioning supports 1100.
Specifically, the number is two as an example. The guide-taking-in bars 2222b of the two taking-out and putting-in mechanisms 2220 may be simultaneously inserted downward to take in the two seal rings 102 on the seal ring obtaining part 2200; the ejector rod 1201 moves towards the inside of the positioning support 1100 along the insertion direction, synchronously pushes the driving block 1202 to move, along with the movement of the driving block 1202, the follower wheel 1204 rolls upwards along the inclined plane to drive the bearing table 1101a to move upwards, and simultaneously, the driving block 1202 moves, and the driving block 1202 in the adjacent other positioning support 1100 is driven to move along the same direction through the linkage rod 1209, so that the bearing table 1101a in the other positioning support 1100 synchronously moves upwards; the two guide sleeve-taking rods 2222b translate synchronously and sleeve the two sealing rings 102 on the two opposite bearing tables 1101a, and the two bearing tables 1101a descend under the driving action of the lifting driving structure 1200, so that the two sealing rings 102 are respectively and coaxially arranged in the mounting holes 101 of the corresponding battery cover plates 10, and the two sealing rings 102 are assembled on the two battery cover plates 10 simultaneously.
In this embodiment, a plurality of pick-and-place mechanisms 2220 and positioning supports 1100 are arranged at the same time, and lifting of a plurality of receiving platforms 1101a can be achieved through movement of one push rod 1201, so that assembly of sealing rings 102 on a plurality of battery cover plates 10 is achieved; the positioning jig 1000 provides positioning and placing space for the battery cover plates 10 at the same time, the battery cover plates 10 are stable in structure after being positioned, bending deformation cannot occur when the battery cover plates are moved or assembled on a production line at the same time, the requirements of mounting positive pole posts and negative pole posts or welding explosion-proof pieces on the flatness of the battery cover plates 10 can be met, and the assembly yield and the assembly working efficiency are improved.
Referring to fig. 4, in some embodiments, a portion of the linkage rod 1209 adjacent to the ejector rod 1201 and disposed on the positioning support 1100 is sleeved with a second spring 1209a, and two ends of the second spring 1209a respectively abut against the inner wall of the second side and the driving block 1202.
Specifically, when the ejector rod 1201 moves in the insertion direction into the positioning support 1100 and drives the receiving platform 1101a to move upwards, the linkage rod 1209 also moves in the insertion direction of the ejector rod 1201, and at this time, since two ends of the second spring 1209a respectively abut against the inner wall of the second side face and the driving block 1202, the second spring 1209a is compressed and stores energy; when the lifted bearing table 1101a needs to be operated to descend, the ejector rod 1201 is loosened, the compressed second spring 1209a rebounds and releases energy at the moment, the driving block 1202 is pushed to move reversely, and the follower wheel 1204 rolls downwards along the inclined surface to drive the bearing table 1101a to move downwards for resetting.
In this embodiment, the second spring 1209a is used to realize the reset of the lifting driving structure 1200, so that the ejector rod 1201 does not need to be operated reversely, and the energy consumption is saved; the linkage rod 1209 can ensure that the rebound direction of the second spring 1209a is stable, ensure that the second spring 1209a is always compressed and stretched along the preset direction, and avoid the damage of a mechanism caused by the deviation of the compression or rebound direction, the incapability of normally descending the bearing table 1101a, and further incapability of assembling parts such as the sealing ring 102 in a preset mode, or the rejection of products caused by the deviation of the assembling position of the sealing ring 102.
Referring to fig. 4, in some embodiments, two or more positioning supports 1100 are connected to each other by a linkage bar 1209, wherein the lifting driving structures 1200 are sequentially arranged along the width direction and adjacent to the positioning supports 1100 and are located at the same position along the length direction.
In this embodiment, a plurality of positioning supports 1100 are arranged at the same time, and synchronous lifting of a plurality of receiving platforms 1101a can be realized through a linkage rod 1209, so that assembly of sealing rings 102 on a plurality of battery cover plates 10 is realized; the positioning supports 1100 of the positioning jig 1000 simultaneously provide positioning and placing spaces for the battery cover plates 10, the battery cover plates 10 are stable in structure after being positioned, and the battery cover plates are not bent and deformed during simultaneous movement or assembly on a production line, so that the requirements of mounting positive pole posts and negative pole posts or welding explosion-proof sheets on the flatness of the battery cover plates 10 can be met, and the assembly yield and the assembly working efficiency are improved.
Referring to fig. 4, in some embodiments, the positioning fence 1102 includes three positioning fences, which are respectively disposed at the end in the length direction and at both sides in the width direction. In this embodiment, six positioning surrounding blocks are arranged around the circumference of the battery cover plate 10 to surround and limit the battery cover plate 10, so as to co-act with the positioning boss 1101, and prevent the battery cover plate 10 from sliding on the surface of the positioning support 1100 when the positioning jig 1000 moves on the production line.
Referring to FIG. 4, in some embodiments, the positioning boss 1101 is square and protrudes 2-5mm from the top surface. Practical use tests show that the positioning boss 1101 adopting the design shape and the size cannot suspend in the middle due to overhigh position and cannot damage the surface contact between the middle of the battery cover plate 10 and the positioning support 1100 due to overlow position, so that electrode mounting positions on two sides of the battery cover plate 10 in the length direction are stably matched and positioned, the battery cover plate 10 is stable in structure after being positioned, and cannot be bent and deformed.
Referring to fig. 1, in some embodiments, the lifting driving structure 1200 further includes a driving cylinder 1210 disposed adjacent to the first side and extending along the same line as the lift pins 1201, for driving the lift pins 1201 to move in a direction of insertion into the positioning support 1100. The ejector rod 1201 can be directly driven to move by extending the driving cylinder 1210, so that manual work is not needed, and the working efficiency is improved.
Referring to fig. 1, in some embodiments, the seal ring providing member 2100 includes a vibratory screen 2110 and a transfer passage 2120, the vibratory screen 2110 being configured to screen and sequentially transfer the seal ring 102 through the transfer passage 2120 to the location of the seal ring 102 take-up mechanism. The vibratory screen 2110 vibrates to sequentially align the sealing rings 102 along the length of the transfer passage 2120 and continuously convey them away from the vibratory screen 2110. No manual transportation is needed, so that the transportation speed is ensured, and the sealing ring 102 is prevented from being contaminated by manual transportation.
In the above description, although the respective elements of the present invention may be described using expressions such as "first" and "second", they are not intended to limit the corresponding elements. For example, the above description is not intended to limit the order or importance of the corresponding elements. The above description is intended to distinguish one element from another element.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular forms include plural forms unless there is a significant difference in context, schemes, etc. between them.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
It will be appreciated by those skilled in the art that the technical features of the above-described embodiments may be omitted, added or combined in any way, and that all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, and that simple variations which can be envisaged by those skilled in the art, and structural variations which make adaptations and functionalities of the prior art, should be considered as within the scope of the present description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that while the present invention has been shown and described with reference to various embodiments, it will be apparent to those skilled in the art that various changes and modifications in form and details may be made therein without departing from the scope of the invention as defined by the appended claims. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. An assembly device of a seal ring, characterized by comprising:
a seal ring providing member for providing a seal ring;
the sealing ring acquisition component comprises a guide rail and a picking and placing mechanism in sliding fit with the guide rail, one end of the guide rail is arranged above the sealing ring providing mechanism, and the picking and placing mechanism can move to the upper part of the sealing ring providing component along the guide rail and acquire the sealing ring;
The positioning jig is arranged below the other end of the guide rail and used for placing a battery cover plate, and the taking and placing mechanism can move to the upper part of the positioning jig along the guide rail and can move downwards so as to place the obtained sealing ring in a mounting hole of the battery cover plate;
the picking and placing mechanism comprises a first cylinder and a second cylinder;
The first cylinder comprises a first cylinder seat and a cylinder head which can extend downwards;
The second cylinder comprises a second cylinder seat and a guide sleeving rod which is arranged at the lower end of the second cylinder seat and extends downwards, and the guide sleeving rod can be inserted to sleeve the sealing ring on the sealing ring acquisition component; the guide sleeve is provided with a cylinder ring which can move up and down in a coaxial sleeve manner, the lower end face of the cylinder ring is an ejection face, the guide sleeve is moved to the upper side of the positioning jig, and when the bearing table of the positioning jig passes through the mounting hole and rises to be opposite to the end face of the guide sleeve, the sealing ring is ejected downwards and separated from the guide sleeve, and the sealing ring is sleeved on the bearing table.
2. The assembly device of a sealing ring according to claim 1, wherein the positioning jig comprises a positioning support, positioning bosses for positioning a battery cover plate are respectively arranged at two ends of the top surface of the positioning support in the length direction, positioning enclosing parts are respectively arranged at two edges of the top surface in the length direction, and the positioning enclosing parts are correspondingly arranged around the positioning bosses;
The surface of the positioning boss corresponds to the position of the mounting hole of the battery cover plate, a lifting driving structure is arranged in the positioning support and connected with the bearing table, and the lifting driving structure is used for driving the bearing table to pass through the mounting hole and rise to protrude out of the surface of the positioning boss when the guide sleeve taking rod moves to the upper side of the positioning jig, and is opposite to the end surface of the guide sleeve taking rod so as to bear and sleeve a sealing ring separated from the guide sleeve taking rod; the bearing table can descend under the driving action of the lifting driving structure, so that the sealing ring is arranged in the mounting hole of the battery cover plate; the seal ring providing member includes a vibratory screen and a transfer passage.
3. The seal ring assembling apparatus according to claim 2, wherein the elevation driving structure includes:
the ejector rod is inserted into the first side surface of the positioning support from the outside along the width direction of the positioning support;
the driving block is arranged in the positioning support, is connected with the inner end of the ejector rod and can move along the width direction of the positioning support along a linear guide rail arranged in the positioning support, the top of the driving block is provided with a driving surface which gradually inclines downwards along the insertion direction of the ejector rod, and an included angle between the driving surface and the bottom surface of the positioning support is an acute angle;
The axis of the rotating shaft is parallel to the length direction of the positioning support, the circumferential surface of the rotating shaft is in contact with the driving surface, and the rotating shaft of the following wheel is fixedly connected with the bottom of the bearing table and used for rolling upwards along the driving surface when the ejector rod drives the driving block to move in the direction away from the first side surface.
4. The assembly device of a seal ring according to claim 3, wherein the lifting driving structure further comprises a connecting plate, the connecting plate is arranged at the bottom of the bearing table, a guide pin and a guide spring are connected to the connecting plate, the guide pin and the guide spring respectively extend upwards, and the top of the guide pin and the guide spring are embedded into a positioning cavity formed in the positioning support.
5. The gasket assembly device according to claim 4, wherein the guide pin and the guide spring are respectively provided in two, and are symmetrically arranged on both sides of the receiving base.
6. The assembly device of a sealing ring according to claim 3, wherein the lifting driving structure further comprises a rebound mechanism, the rebound mechanism comprises a guide rod and a first spring sleeved on the surface of the guide rod, the first spring is arranged on one side, far away from the ejector rod, of the driving block along the width direction, one end of the guide rod is connected with the driving block, and the other end of the guide rod penetrates through the second side surface of the positioning support; the two ends of the first spring respectively prop against the inner wall of the second side face and the driving block.
7. The sealing ring assembling device according to claim 3, wherein the positioning support has two or more positioning supports, which are arranged in sequence in the width direction; the lifting driving structure further comprises a linkage rod, wherein the linkage rod is arranged between two adjacent positioning supports, two ends of the linkage rod are respectively inserted into one positioning support from the second side face and the other adjacent positioning support from the first side face in the width direction from the outside, and two ends of the linkage rod are respectively connected with the driving blocks in the two positioning supports;
The two or more picking and placing mechanisms are arranged along the width direction of the positioning support, and the distance between the picking rods of the guide sleeve is consistent with the distance between the corresponding bearing tables on the positioning support.
8. The assembly device of a seal ring according to claim 7, wherein a second spring is sleeved on a portion of the linkage rod, which is close to the ejector rod and is arranged on the positioning support, and two ends of the second spring respectively support against the inner wall of the second side face and the driving block.
9. The seal ring assembling device according to claim 3, wherein the lifting driving structure further comprises a driving cylinder, wherein the driving cylinder is arranged close to the first side surface and extends along the same straight line with the ejector rod, and is used for driving the ejector rod to move in the direction of being inserted into the positioning support.
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| CN202210941202.0A CN115056181B (en) | 2022-08-08 | 2022-08-08 | Assembling device and assembling method for sealing ring |
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| CN202210941202.0A CN115056181B (en) | 2022-08-08 | 2022-08-08 | Assembling device and assembling method for sealing ring |
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| CN115056181B true CN115056181B (en) | 2024-05-03 |
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| CN115122093A (en) * | 2022-08-08 | 2022-09-30 | 嘉兴市云达智能科技有限公司 | Battery cover plate assembling equipment |
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| CN115056181A (en) | 2022-09-16 |
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