CN211637809U

CN211637809U - Elastic positioning mechanism and product shaping device

Info

Publication number: CN211637809U
Application number: CN202021625138.8U
Authority: CN
Inventors: 王伟伟; 吴伟鹏; 鞠栋杰
Original assignee: Weifang Jingwei Intelligent Technology Co ltd
Current assignee: Xiamen Jingwei Taike Automation Technology Co.,Ltd.
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2020-10-09
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses an elastic positioning mechanism and a product shaping device, wherein the elastic positioning mechanism comprises a base, an elastic positioning unit which is slidably arranged on the base, a pressure monitoring positioning unit which is arranged on the base and a driving unit which is arranged on the base; the elastic positioning unit moves towards the pressure monitoring positioning unit under the driving of the driving unit so as to position a product on the base, and meanwhile, the pressure monitoring positioning unit carries out positioning pressure monitoring. The product shaping device comprises the elastic positioning mechanism and a pressing shaping mechanism used for shaping the positioned product. The utility model provides an elastic positioning mechanism can carry out elastic positioning to the product when the plastic, but simultaneously real-time supervision positioning pressure to prevent that excessive pressure from causing the product to damage and take place danger.

Description

Elastic positioning mechanism and product shaping device

Technical Field

The utility model belongs to the technical field of the product processing, especially, relate to an elastic positioning mechanism and product shaping device.

Background

With the development of the times, the application range of the lithium battery is wider and wider. Because of the strong activity of lithium ion, the lithium battery is easy to explode when receiving external excessive pressure, and generates great danger. At present, in the lithium battery industry, the overall battery core and the processes of cutting and shaping the lug are mostly positioned by adopting an elastic structure to prevent overvoltage. The elastic positioning mode is theoretically feasible, but in practical application, the phenomena of instability and jamming of an elastic mechanism exist; the lithium battery is positioned and is in overvoltage, and explosion and fire accidents are caused.

In view of this, it is necessary to improve the prior art to develop an elastic positioning mechanism for elastically positioning a product during cutting or shaping and monitoring a positioning pressure in real time, so as to prevent the product from being damaged due to overpressure and causing danger.

SUMMERY OF THE UTILITY MODEL

Aiming at overcoming the defects existing in the prior art, the utility model solves the first technical problem of providing an elastic positioning mechanism which can monitor the positioning pressure in real time while elastically positioning the product; effectively preventing the phenomenon of danger caused by product damage caused by overpressure.

As same technical conception, the utility model provides a second technical problem be, provide a product shaping device.

The utility model provides a technical scheme that above-mentioned first technical problem adopted is: an elastic positioning mechanism comprises a base, an elastic positioning unit, a pressure monitoring positioning unit and a driving unit, wherein the elastic positioning unit is slidably mounted on the base; the elastic positioning unit moves towards the pressure monitoring positioning unit under the driving of the driving unit so as to position a product on the base, and meanwhile, the pressure monitoring positioning unit carries out positioning pressure monitoring.

Further, the base comprises a bottom plate and a product carrying platform arranged on the bottom plate, and the elastic positioning unit is slidably arranged on the bottom plate;

the pressure monitoring and positioning unit is arranged on the product carrying platform, and the driving unit is fixed at the bottom of the bottom plate; and an avoidance port is arranged on the bottom plate.

Furthermore, the elastic positioning unit comprises a shifting block connected with the power output part of the driving unit, a pushing block slidably mounted on the base and a floating spring connecting structure arranged between the shifting block and the pushing block.

Furthermore, a sliding rail and sliding block structure is arranged between the pushing block and the base.

Further, the floating spring coupling structure includes a first guide and a floating spring;

the first guide piece comprises a limiting head and a rod part in sliding fit with the poking block, the rod part penetrates through the poking block and is fixedly connected with the pushing block, and the limiting head is positioned on the outer side of the poking block;

the rod part between the pushing block and the poking block is sleeved with the floating spring.

Furthermore, the pressure monitoring positioning unit comprises a positioning stop block fixed on the base, a positioning block slidably mounted on the positioning stop block along the driving direction of the driving unit, and a pressure monitoring piece arranged on the positioning stop block or the positioning block.

Furthermore, a second guide piece is arranged on the positioning block, the second guide piece is in sliding fit with the positioning stop block, and a limiting groove matched with the limiting head of the second guide piece is formed in the positioning stop block.

Furthermore, a second guide piece is arranged on the positioning block, a rod part of the second guide piece is in sliding fit with the linear bearing on the positioning stop block, and a limiting groove matched with the limiting head part of the second guide piece is formed in the positioning stop block.

The utility model provides a technical scheme that above-mentioned second technical problem adopted is: a product shaping device comprises the elastic positioning mechanism and a pressing shaping mechanism used for shaping the positioned product.

Further, the downward pressing and shaping mechanism comprises a bracket, a lower supporting plate arranged on the bracket and a downward pressing driving mechanism arranged on the bracket;

the pressing-down driving mechanism comprises a pressing-down driving piece and a pressing block arranged on a power output part of the pressing-down driving piece.

Due to the adoption of the technical scheme, the beneficial effects are as follows:

the elastic positioning mechanism in the utility model comprises a base, an elastic positioning unit which is slidably arranged on the base, a pressure monitoring positioning unit which is arranged on the base and a driving unit which is arranged on the base; the elastic positioning unit moves towards the pressure monitoring positioning unit under the driving of the driving unit so as to position a product on the base, and meanwhile, the pressure monitoring positioning unit carries out positioning pressure monitoring. When the elastic positioning unit positions the product, the impact on the product can be reduced due to the elastic buffering characteristic of the elastic positioning unit; the pressure monitoring positioning unit is used for monitoring the positioning pressure transmitted by the product while ensuring the positioning accuracy, so that the lithium battery is prevented from being damaged by overvoltage and further being dangerous, and the safety of product positioning is improved. The product shaping device in the utility model comprises the elastic positioning mechanism and the pressing shaping mechanism; the safety of product positioning also ensures the safety of the whole shaping process, and effectively reduces the occurrence of safety accidents in the shaping process.

Drawings

Fig. 1 is a schematic structural view of the elastic positioning mechanism of the present invention;

FIG. 2 is a schematic structural view of the elastic positioning unit and the driving unit of FIG. 1;

FIG. 3 is an exploded view of the pressure monitoring unit of FIG. 1;

FIG. 4 is a schematic structural view of the product shaping device of the present invention;

FIG. 5 is a schematic structural view of the push-down truing mechanism of FIG. 4;

in the figure: 1-base, 11-bottom plate, 12-upright post, 13-product carrier, 14-avoidance opening, 2-elastic positioning unit, 21-shifting block, 22-pushing block, 23-floating spring connecting structure, 231-first guide piece, 232-floating spring, 24-sliding rail slider structure, 3-pressure monitoring positioning unit, 31-positioning stop block, 32-positioning block, 33-pressure sensor, 34-second guide piece, 35-linear bearing, 4-driving unit, 5-product, 6-elastic positioning mechanism, 7-downward pressing shaping mechanism, 71-bracket, 72-lower supporting plate, 73-downward pressing driving piece and 74-pressing piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the embodiments of the present invention are merely for convenience of simplifying the description, and are not to be construed as limiting the present invention.

The first embodiment is as follows:

as shown in fig. 1 to fig. 3, the present embodiment discloses an elastic positioning mechanism, which includes a base 1, an elastic positioning unit 2 slidably mounted on the base 1, a pressure monitoring positioning unit 3 disposed on the base 1, and a driving unit 4 (preferably, a driving cylinder) disposed on the base 1; the elastic positioning unit 2 moves towards the pressure monitoring positioning unit 3 under the driving of the driving unit 4 to position the product on the base 1, and meanwhile, the pressure monitoring positioning unit 3 carries out positioning pressure monitoring.

In this embodiment, the base 1 includes a bottom plate 11, four upright posts 12 are disposed below the bottom plate 11, a product carrier 13 made of POM insulating material is disposed above the bottom plate 11, the elastic positioning unit 2 is slidably mounted on the bottom plate 11, the pressure monitoring positioning unit 3 is disposed on the product carrier 13, and the driving unit 4 is fixed at the bottom of the bottom plate 11; the bottom plate 11 is provided with an avoidance port 14.

The elastic positioning unit 2 includes a dial block 21 connected to the power output portion of the driving unit 4, a push block 22 slidably mounted on the bottom plate 11, and a floating spring connection structure 23 disposed between the dial block 21 and the push block 22. In order to ensure the stability and accuracy of the movement of the pushing block 22, the above structure is further modified, and a slide rail slider structure 24 is provided between the pushing block 22 and the base plate 11.

In this embodiment, the floating spring connecting structure 23 is used for buffering the impact force of the pushing block 22 on the product 5, and specifically includes two first guides 231 (preferably bolts) and two floating springs 232; the first guide part 231 comprises a limiting head part and a rod part in sliding fit with the toggle block 21, the rod part penetrates through the toggle block 21 and is fixedly connected with the pushing block 22, and the limiting head part is positioned on the outer side of the toggle block 21 and prevents the first guide part 231 from slipping off the toggle block 21. A floating spring 232 is sleeved on the rod part of the first guide 231 between the pushing block 22 and the dial block 21. An avoidance opening 14 for avoiding the movement of the toggle block 21 is formed in the bottom plate 11.

In this embodiment, the pressure monitoring and positioning unit 3 includes a positioning stopper 31 fixed to the product stage 13, a positioning block 32 slidably mounted on the positioning stopper 31 in the driving direction of the driving unit 4, and a pressure monitoring member (preferably, a pressure sensor 33) provided on the positioning stopper 31 or the positioning block 32.

In order to ensure the stability and accuracy of the sliding of the positioning block 32, two second guiding members 34 (preferably bolts) are provided on the positioning block 32, the rod portion of the second guiding member 34 is slidably fitted with the positioning stopper 31, and a limiting groove (stepped structure) adapted to the limiting head portion of the second guiding member 34 is provided on the positioning stopper 31. To further ensure the stability of the sliding of the positioning block 32; a linear bearing 35 may be provided on the positioning stopper 31, and the shaft portion of the second guide 34 (bolt) is slidably fitted with the linear bearing 35.

The working principle of the elastic positioning mechanism is as follows:

firstly, a product 5 is placed on a product carrying platform 13 by a manipulator, a driving unit 4 pushes a poking block 21 to move, the poking block 21 compresses a floating spring 232, under the elastic force of the floating spring 232, a pushing block 22 pushes the product 5 to a set reference position slowly towards a pressure monitoring and positioning unit 2, and the pushing block 22 and a positioning block 32 are matched with each other to realize the accurate positioning of the product 5.

When promotion piece 22 promoted product 5, locating piece 32 slided to location dog 31 simultaneously, but pressure sensor 33 real-time supervision product 5 passes through the pressure that locating piece 32 transmitted, prevents that the excessive pressure from causing product 5 (lithium cell) to damage and then take place danger, has improved the security of product location.

When the elastic positioning unit 2 is used for positioning the product 5, the impact on the product 5 can be reduced due to the elastic buffering characteristic of the elastic positioning unit, the positioning pressure transmitted by the product 5 is monitored while the positioning accuracy is ensured by the pressure monitoring positioning unit 3, the lithium battery is prevented from being damaged by overpressure, danger is avoided, and the safety of product positioning is improved.

Example two:

as shown in fig. 4 and 5, the present embodiment further discloses a product shaping device, which includes the elastic positioning mechanism 6 of the first embodiment and a pressing shaping mechanism 7 for shaping the tab of the positioned product 5.

The downward pressing and shaping mechanism 7 comprises a bracket 71, a lower supporting plate 72 (used for supporting the lug from the bottom) arranged on the bracket 71, and a downward pressing driving mechanism arranged on the bracket 71; the push-down driving mechanism includes a push-down driving member 73 (preferably, an air cylinder) and a pressure piece 74 provided on a power output portion of the push-down driving member 73.

After the product 5 is positioned by the elastic positioning mechanism 6, the driving piece 73 is pressed downwards to act, the pressing block 74 applies pressure to the tabs of the product 5 supported by the lower supporting plate 72, and the lower supporting plate 72 and the pressing block 74 are matched with each other to flatten the bent tabs to finish shaping.

The safety of product positioning also ensures the safety of the whole shaping process, and effectively reduces the occurrence of safety accidents in the shaping process.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An elastic positioning mechanism is characterized by comprising a base, an elastic positioning unit, a pressure monitoring positioning unit and a driving unit, wherein the elastic positioning unit is slidably mounted on the base; the elastic positioning unit moves towards the pressure monitoring positioning unit under the driving of the driving unit so as to position a product on the base, and meanwhile, the pressure monitoring positioning unit carries out positioning pressure monitoring.

2. The elastic positioning mechanism of claim 1, wherein the base comprises a bottom plate and a product carrier arranged on the bottom plate, and the elastic positioning unit is slidably mounted on the bottom plate;

3. The elastic positioning mechanism as claimed in claim 1, wherein the elastic positioning unit comprises a dial block connected with the power output part of the driving unit, a pushing block slidably mounted on the base, and a floating spring connecting structure arranged between the dial block and the pushing block.

4. The resilient positioning mechanism of claim 3, wherein a slide rail and slider structure is disposed between the pusher block and the base.

5. The resilient positioning mechanism of claim 3 wherein the floating spring attachment structure includes a first guide and a floating spring;

6. The elastic positioning mechanism of claim 1, wherein the pressure monitoring positioning unit comprises a positioning stop fixed on the base, a positioning block slidably mounted on the positioning stop along the driving direction of the driving unit, and a pressure monitoring member disposed on the positioning stop or the positioning block.

7. The elastic positioning mechanism of claim 6, wherein the positioning block is provided with a second guiding element, the second guiding element is in sliding fit with the positioning block, and the positioning block is provided with a limiting groove adapted to the limiting head of the second guiding element.

8. The elastic positioning mechanism according to claim 6, wherein the positioning block is provided with a second guide member, a rod portion of the second guide member is in sliding fit with the linear bearing on the positioning block, and the positioning block is provided with a limiting groove adapted to the limiting head portion of the second guide member.

9. A product shaping device comprising the elastic positioning mechanism of any one of claims 1 to 8 and a press-down shaping mechanism for shaping the positioned product.

10. The product shaping device according to claim 9, wherein the push-down shaping mechanism includes a bracket, a lower supporting plate provided on the bracket, and a push-down driving mechanism provided on the bracket;