CN211829070U

CN211829070U - Automatic change battery module contact resistance adjusting device

Info

Publication number: CN211829070U
Application number: CN202020700749.8U
Authority: CN
Inventors: 葛连正; 汪波; 冯栋; 孙宗兴
Original assignee: Jiaxing Modu New Energy Co ltd; Suzhou Modu Intelligent Technology Co ltd
Current assignee: Jiaxing Modu New Energy Co ltd; Suzhou Modu Intelligent Technology Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-30
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses an automatic change battery module contact resistance adjusting device, include: workstation, anodal contact pin, screw fixation board, spacing clamp plate and screw adjusting device, be provided with the elevating gear of directional top on the elevating gear fixed plate, the elevating gear top is provided with anodal contact pin mounting panel, anodal contact pin sets up on anodal contact pin mounting panel, screw fixation board sets up in the elevating gear fixed plate and is located the below of anodal contact pin mounting panel, be provided with the top solid screw with anodal contact pin one-to-one on the screw fixation board, screw adjusting device sets up in the workstation and is located screw fixation board's below. In this way, automatic battery module contact resistance adjusting device, it is rotatory to the solid screw in top of unusual battery below through screw adjusting device, increase the battery negative pole and female contact pressure who arranges, reduce contact resistance, degree of automation is high.

Description

Automatic change battery module contact resistance adjusting device

Technical Field

The utility model relates to a battery module processing, check out test set field especially relate to an automatic change battery module contact resistance adjusting device.

Background

With the development of new energy vehicles, the use of battery modules is more and more extensive. In order to increase the storage capacity of the battery module, hundreds of batteries need to be installed in the battery module to work together. Because the battery number in the battery module is more, can consider to utilize the mode of bonding to promote stability, for example utilize conducting resin to carry out being connected of battery negative pole and female arranging, then shine the solidification with the ultraviolet ray, production efficiency is higher.

In the actual production process, the battery module directly carries out ultraviolet irradiation solidification and often has a quality defect, because partial battery negative pole is different with female pressure of arranging the contact, leads to battery and female contact resistance difference of arranging great, and is difficult to adjust after the conducting resin solidification, leads to the product to have the potential safety hazard. Therefore, still need adjust the battery module before the light is solid, and among the prior art, not have the equipment that can adjust battery negative pole and female contact pressure of arranging in the battery module moreover, can only carry out artifical adjustment, and is inefficient, is unfavorable for going on of automated production, needs the improvement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides an automatic change battery module contact resistance adjusting device, carries out the contact resistance regulation of partial battery negative pole and female arranging in the battery module, promotes automatic level.

In order to solve the technical problem, the utility model discloses a technical scheme be: provided is an automatic battery module contact resistance adjusting device, including:

the lifting device fixing plate is arranged on the workbench, the lifting device pointing upwards is arranged on the lifting device fixing plate, and the top of the lifting device is provided with a positive contact pin mounting plate;

the positive contact pin is arranged on the positive contact pin mounting plate;

the screw fixing plate is arranged in the lifting device fixing plate and is positioned below the positive contact pin mounting plate, and the screw fixing plate is provided with top fixing screws which correspond to the positive contact pins one to one;

the limiting pressure plate is positioned above the positive contact pin mounting plate;

and the screw adjusting device is arranged in the workbench and is positioned below the screw fixing plate.

In a preferred embodiment of the present invention, the positive electrode pin mounting plate is provided with a mounting hole corresponding to the positive electrode pin, and the positive electrode pin has a stepped shaft structure.

In a preferred embodiment of the present invention, an insulating protection member is disposed at the bottom of the positive pin.

In a preferred embodiment of the present invention, the insulation guard includes, but is not limited to, an insulation screw, an insulation cap, and an insulation washer.

In a preferred embodiment of the present invention, the lifting device is a cylinder or an electric cylinder.

In a preferred embodiment of the present invention, the screw adjusting device comprises a locking servo motor, an X-axis slide rail, a Z-axis slide rail, an X-direction servo driving device, a first movable seat, a second movable seat, a third movable seat, a Y-direction servo driving device and a Z-direction driving device, the first movable seat is arranged on an X-axis slide rail and an X-direction servo driving device which are distributed in parallel, the Y-direction servo driving device is arranged on the first movable seat, the second movable seat is arranged on the Y-direction servo driving device, the Z-axis slide rail is vertically arranged on the second movable seat, the third movable seat is arranged on the Z-axis slide rail, the Z-direction driving device is arranged on the second movable seat to carry out the lifting driving of the third movable seat, the locking servo motor is arranged on the third movable seat and points upwards, and a wrench chuck is arranged above the locking servo motor.

In a preferred embodiment of the present invention, the X-direction servo driving device and the Y-direction servo driving device are respectively an electric screw sliding table, the Z-direction driving device is an air cylinder or an electric cylinder, the third moving seat is provided with a connecting seat on one side, the Z-direction driving device is provided with a top rod inserted into the connecting seat on the top, and the top rod is sleeved with a first spring.

In a preferred embodiment of the present invention, a shaft coupling is disposed between the locking servo motor output shaft and the wrench chuck, a bearing seat corresponding to the wrench chuck is disposed on the third movable seat, and an origin sensor corresponding to the wrench chuck is disposed under the bearing seat.

In a preferred embodiment of the present invention, the screw fixing plate is provided with a threaded hole corresponding to the top fixing screw, the top fixing screw is sleeved with a second spring located below the screw fixing plate, the two sides of the screw fixing plate are provided with the sensor fixing plate, and the inner side of the sensor fixing plate is provided with a light curtain corresponding to the top fixing screw.

In a preferred embodiment of the present invention, the worktable is provided with a carriage located on both sides of the positive contact pin mounting plate, the carriage is provided with a battery module carrier, and both sides of the limiting pressing plate are provided with a supporting plate connected with the worktable or the lateral surface of the carriage.

The utility model has the advantages that: the utility model provides an automatic change battery module contact resistance adjusting device, remove the spanner chuck to the unusual battery below of contact resistance through screw adjusting device, rotate the top solid screw of battery below, push up admittedly through the top solid screw positive contact pin, utilize anodal to insert to exert pressure to the battery bottom, increase the battery negative pole and female contact pressure who arranges to reduce contact resistance, degree of automation is high, has promoted the efficiency of production.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of a preferred embodiment of an automatic battery module contact resistance adjusting device according to the present invention;

FIG. 2 is another angular view of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the screw adjusting device of FIG. 1;

fig. 5 is a cross-sectional view of the positive electrode pin mounting plate and the battery module carrier of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 5, an embodiment of the present invention includes:

the automatic battery module contact resistance adjusting device shown in fig. 1 to 5 includes: workstation 1, anodal contact pin 15, screw fixation board 10, spacing clamp plate 3 and screw adjusting device 9 are provided with elevating gear fixed plate 6 on the workstation 1, are provided with the elevating gear 8 of directional top on the elevating gear fixed plate 6, and elevating gear 8 top is provided with anodal contact pin mounting panel 5, carries out the lift drive of anodal contact pin mounting panel 5 through elevating gear 8. In this embodiment, the lifting device 8 is an air cylinder or an electric cylinder, and can be automatically controlled by a controller (PLC).

Anodal contact pin 15 sets up on anodal contact pin mounting panel 5, is provided with the mounting hole that corresponds with anodal contact pin 15 on the anodal contact pin mounting panel 5, and in this embodiment, anodal contact pin 15 is the step shaft structure, avoids the problem of droing. In order to protect the positive pin 15, an insulation protection member 17 is disposed at the bottom of the positive pin 15, as shown in fig. 5, the insulation protection member 17 includes, but is not limited to, an insulation screw, an insulation cap, and an insulation washer, in this embodiment, the insulation protection member 17 is an insulation screw, which is convenient to assemble and disassemble and has a firm structure.

The screw fixing plate 10 is arranged in the lifting device fixing plate 6 and located below the positive pin mounting plate 5, the screw fixing plate 10 is provided with the jacking screws 13 in one-to-one correspondence with the positive pins 15, the screw fixing plate 10 is provided with the threaded holes 14 corresponding to the jacking screws 13, and the positive pins 15 can be jacked upwards and fixed through rotation of the jacking screws 13.

As shown in fig. 1, a carriage 7 is provided on the table 1, the carriage 7 being located on both sides of the positive electrode pin mounting plate 5, a battery module carrier 4 is provided on the carriage 7, and a battery module 16 is fixed in the battery module carrier 4 and conveyed above the positive electrode pin mounting plate 5 by the carriage 7. The bottom of the battery module carrier 4 is provided with avoidance holes corresponding to the positive pins 15 one by one, so that after the positive pin mounting plate 5 is lifted, the positive pins 15 are in contact with the bottom positive electrode of the battery in the battery module 16. The conveying frame 7 adopts a servo motor to drive a synchronous belt or a chain, and a controller is used for controlling the operation, so that the high-precision displacement of the battery module carrier 4 is realized.

The limiting pressing plate 3 is located above the positive contact pin mounting plate 5, and the supporting plates 2 connected with the outer side face of the workbench 1 or the outer side face of the conveying frame 7 are arranged on two sides of the limiting pressing plate 3, so that the structure is firm. When battery module carrier 4 carries spacing clamp plate 3 below, hold up battery module carrier 4 through anodal contact pin mounting panel 5 to utilize spacing clamp plate 3 to carry out battery module 16 spacing, be provided with on the spacing clamp plate 3 with battery module 16 on the detection jack of battery negative pole one-to-one, make things convenient for inserting of negative pole contact pin, with anodal contact pin cooperation, realize battery module 16 in the battery negative pole with female contact resistance test who arranges.

The screw adjusting device 9 is arranged in the workbench 1 and below the screw fixing plate 10. As shown in fig. 4, the screw adjusting device 9 includes a locking servo motor 97, an X-axis slide rail 94, a Z-axis slide rail 96, an X-direction servo driving device 91, a first movable base 95, a second movable base 93, a third movable base 98, a Y-direction servo driving device 92, and a Z-direction driving device 99, wherein the first movable base 95 is disposed on the X-axis slide rail 94 and the X-direction servo driving device 91 which are distributed in parallel, and the X-direction movement of the first movable base 95 is performed by the X-direction servo driving device 91.

The Y-direction servo drive device 92 is provided on the first carriage 95, the second carriage 93 is provided on the Y-direction servo drive device 92, and the Y-direction movement of the second carriage 93 is performed by the Y-direction servo drive device 92. The Z-axis slide rail 96 is vertically disposed on the second movable base 93, the third movable base 98 is disposed on the Z-axis slide rail, and the Z-direction driving device 99 is disposed on the second movable base 93 for driving the third movable base 98 to ascend and descend.

The locking servomotor 97 is provided on the third movable base 98 and is directed upward, and a wrench chuck 972 is provided above the locking servomotor 97, and can perform gripping of a screw wrench, rotation of the screw wrench, and displacement in X, Y and Z directions, thereby enabling an operation of holding the target screw 13. In this embodiment, be provided with shaft coupling 971 between locking servo motor 97 output shaft and the spanner chuck 972, it is convenient to connect, be provided with the bearing frame 982 that corresponds with spanner chuck 972 on the third removes the seat 98, the stability of rotation of spanner chuck 972 has been promoted, be provided with the initial point sensor 983 that corresponds with the spanner chuck under the bearing frame 982, carry out the detection of spanner chuck rotation angle, be favorable to the screw spanner and the cooperation of inserting of the solid screw 13 in top.

In order to adapt to the axial displacement of the top fixed screw 13 when the screw wrench rotates, a connecting seat 981 is arranged on one side of the third movable seat 98, a top rod 991 inserted into the connecting seat 981 is arranged at the top of the Z-direction driving device 99, a first spring is sleeved on the top rod 991, buffering can be carried out through compression of the first spring, flexibility of the screw wrench during ascending insertion of the top fixed screw 13 is improved, the problem of clamping is avoided, and the compression and release of the first spring can adapt to the axial displacement when the top fixed screw 13 rotates.

The X-direction servo driving device 91 and the Y-direction servo driving device 92 are electric screw sliding tables, respectively, and the Z-direction driving device 99 is an air cylinder or an electric cylinder, respectively, and are controlled by a controller, so as to realize displacement adjustment of the locking servo motor 97. The second movable seat 93 is provided with a limiting block 931 located above the third movable seat 98, so as to prevent the third movable seat 98 from displacing too much to cause the screw wrench to impact the set screw 13.

The second spring 18 positioned below the screw fixing plate 10 is sleeved on the top fixing screw 13, so that the stability of the top fixing screw 13 is improved, and the problem of looseness of the top fixing screw 13 is reduced. The both sides of screw fixation plate 10 are provided with sensor fixation plate 11, and sensor fixation plate 11 inboard is provided with the light curtain 12 that corresponds with top solid screw 13, and light curtain 12 is connected with the controller, carries out the bottom detection of top solid screw 13, in case there is top solid screw 13 pine to take off or rotatory excessively and make the bottom position hang down excessively, and light curtain 12 can monitor unusually and report to the police through the controller, avoids influencing the displacement of spanner chuck 972.

To sum up, the utility model provides an automatic change battery module contact resistance adjusting device, cooperation resistance check out test set uses, carry out each battery negative pole and female contact resistance who arranges in the battery module 16 through resistance check out test set earlier, discover unusual back, through screw adjusting device 9 automatically move to corresponding battery below, it is rotatory to carry out the top of corresponding battery below solid screw, it is solid to utilize anodal contact pin 15 to carry out the anodal top in battery bottom, increase the battery negative pole and female pressure of arranging, contact resistance is reduced, the degree of automation is high, the efficiency of production has been promoted.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the present invention, or directly or indirectly applied to other related technical fields, and all included in the same way in the protection scope of the present invention.

Claims

1. An automated battery module contact resistance adjustment apparatus, comprising:

2. The automatic battery module contact resistance adjusting device of claim 1, wherein the positive pin mounting plate is provided with a mounting hole corresponding to the positive pin, and the positive pin has a stepped shaft structure.

3. The automated battery module contact resistance adjustment mechanism of claim 1, wherein the bottom of the positive pin is provided with an insulating guard.

4. The automated battery module contact resistance adjustment mechanism of claim 3, wherein the insulation shield includes, but is not limited to, an insulation screw, an insulation cap, and an insulation washer.

5. The automated battery module contact resistance adjustment device of claim 1, wherein the lifting device is a pneumatic cylinder or an electric cylinder.

6. The automatic battery module contact resistance adjusting device of claim 1, wherein the screw adjusting device comprises a locking servo motor, an X-axis slide rail, a Z-axis slide rail, an X-direction servo driving device, a first moving seat, a second moving seat, a third moving seat, a Y-direction servo driving device and a Z-direction driving device, the first moving seat is arranged on the X-axis slide rail and the X-direction servo driving device which are distributed in parallel, the Y-direction servo driving device is arranged on the first moving seat, the second moving seat is arranged on the Y-direction servo driving device, the Z-axis slide rail is vertically arranged on the second moving seat, the third moving seat is arranged on the Z-axis slide rail, the Z-direction driving device is arranged on the second moving seat to drive the third moving seat to move up and down, the locking servo motor is arranged on the third moving seat and points upward, and a wrench chuck is arranged above the locking servo motor.

7. The automatic battery module contact resistance adjusting device of claim 6, wherein the X-direction servo driving device and the Y-direction servo driving device are respectively an electric screw sliding table, the Z-direction driving device is an air cylinder or an electric cylinder, a connecting seat is arranged on one side of the third moving seat, a top rod inserted into the connecting seat is arranged at the top of the Z-direction driving device, and a first spring is sleeved on the top rod.

8. The automatic battery module contact resistance adjusting device of claim 6, wherein a coupling is arranged between the output shaft of the locking servo motor and the wrench chuck, a bearing seat corresponding to the wrench chuck is arranged on the third movable seat, and an origin sensor corresponding to the wrench chuck is arranged below the bearing seat.

9. The automatic battery module contact resistance adjusting device of claim 1, wherein the screw fixing plate is provided with a threaded hole corresponding to the set screw, the set screw is sleeved with a second spring located below the screw fixing plate, sensor fixing plates are arranged on two sides of the screw fixing plate, and a light curtain corresponding to the set screw is arranged on the inner side of the sensor fixing plate.

10. The automatic battery module contact resistance adjusting device of claim 1, wherein the workbench is provided with a conveying frame located on two sides of the positive electrode contact pin mounting plate, the conveying frame is provided with a battery module carrier, and two sides of the limiting pressure plate are provided with supporting plates connected with the workbench or the outer side of the conveying frame.