CN220050406U - Press welding protection device - Google Patents
Press welding protection device Download PDFInfo
- Publication number
- CN220050406U CN220050406U CN202320188895.0U CN202320188895U CN220050406U CN 220050406 U CN220050406 U CN 220050406U CN 202320188895 U CN202320188895 U CN 202320188895U CN 220050406 U CN220050406 U CN 220050406U
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- Prior art keywords
- hole
- protection device
- cantilever
- central shaft
- bearing
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- 238000003466 welding Methods 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 239000000428 dust Substances 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 7
- 230000001012 protector Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 8
- 239000002893 slag Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000003496 welding fume Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a press-fit welding protection device, wherein a substrate is provided with a through hole, a pressing block is arranged below the through hole, a rotating mechanism comprises a rotary table, a cantilever and a central shaft, the rotary table can rotate, one end of the cantilever is in driving connection with the rotary table, the other end of the cantilever extends to the axis of the through hole, the upper end of the central shaft is connected with the cantilever, and a pressing cover is rotatably connected to the lower end of the central shaft.
Description
Technical Field
The utility model relates to the technical field of welding, in particular to a pressing welding protection device.
Background
With the improvement of the design of the battery structure, a sealing ring is arranged on the connecting structure of the pole post and the pressing plate of the battery, and because the sealing ring is in interference fit with the pressing plate, a certain position deviation exists between the pole post and the pressing plate before welding and fixing, namely, the pressing plate can cause the position deviation due to the action of the sealing ring, but the existing welding device only compresses the pressing plate, but does not compress the pole post, the relative position of the pole post and the pressing plate is difficult to ensure, the welding quality is influenced, and the product quality is influenced;
in addition, the upper surface of the pole is not protected by the existing device, and welding smoke and welding slag easily pollute the upper surface of the pole during welding, so that quality is affected.
Disclosure of Invention
The utility model aims to provide a press welding protection device, wherein a press cover and a press block can respectively press a pole and a press plate during welding, so that the pole and the press plate are fixed or limited, the position accuracy is improved, and the welding quality is improved.
To achieve the purpose, the utility model adopts the following technical scheme:
a compression welding protection device comprising:
the base plate can move in the vertical direction and is provided with a through hole;
the pressing block is arranged in an annular structure, is arranged below the through hole and is coaxially arranged with the through hole;
the rotating mechanism comprises a turntable, a cantilever and a central shaft, wherein the turntable and the through hole are coaxially arranged and can be rotatably arranged above the through hole, one end of the cantilever is in driving connection with the turntable, the other end of the cantilever extends to the axis of the through hole, the central shaft and the through hole are coaxially arranged, and the upper end of the central shaft is connected with the cantilever;
and the pressure cover is rotatably connected to the lower end part of the central shaft.
In some embodiments, the press cover is capable of covering the entire upper surface of the product.
In some embodiments, the press shield is movable in an axial direction along the central axis.
In some embodiments, the rotating mechanism further comprises a spring, the spring is sleeved on the central shaft, and the spring is arranged above the pressure cover.
In some embodiments, the rotating mechanism further comprises a second bearing, an inner ring of the second bearing being connected to the central shaft, an outer ring of the second bearing being connected to the pressure housing.
In some embodiments, the second bearing is provided with two, the middle part of the pressure cover is provided with an inward convex shoulder, and the second bearings are arranged above and below the shoulder.
In some embodiments, the rotating mechanism further comprises a first bearing coaxially disposed with and above the through hole;
the turntable is connected with the inner ring of the first bearing.
In some embodiments, the cantilever is connected to the turntable or the inner race of the first bearing;
the rotating mechanism further comprises a guide rod, one end of the guide rod is connected with the cantilever, and the other end of the guide rod is connected with the central shaft.
In some embodiments, the device further comprises a driving part, wherein the driving part can drive the turntable of the rotating mechanism to rotate;
the drive part comprises a cylinder, a follower and a push rod, wherein the follower is arranged at the output end of the cylinder, the follower is provided with a transverse groove, the push rods capable of sliding along the transverse groove are arranged at the two end parts of the transverse groove, and the lower end of the push rod is connected with the turntable.
In some embodiments, a dust extraction hood is disposed over the substrate.
The utility model has the beneficial effects that: during welding, the pressing cover and the pressing block can respectively press the pole and the pressing plate, so that the pole and the pressing plate are fixed or limited, the position accuracy is improved, and the welding quality is improved;
and the pressing cover can cover the upper surface of the pole, so that the pollution of welding fume or welding slag and the like is avoided or reduced.
Drawings
FIG. 1 is an isometric view of a compression welding protection device of the present utility model;
FIG. 2 is an isometric view of the press-fit welding protection device of the present utility model, with the dust extraction hood omitted;
FIG. 3 is a cross-sectional view of the press-fit welding protection device of the present utility model;
FIG. 4 is a cross-sectional view of the rotary mechanism of the present utility model;
FIG. 5 is a cross-sectional view of the rotating mechanism of the present utility model with the pole and the pressure plate in compression;
FIG. 6 is a diagram showing a connection structure between a rotating mechanism and a driving part of the present utility model;
wherein: 1-a substrate; 11-through holes; 12-briquetting; 1 a-a first template; 1 b-a second template; 2-pressing the cover; 3-a rotating mechanism; 31-a turntable; 32-a first bearing; 33-cantilever; 34-central axis; 35-a spring; 36-a second bearing; 37-guide bar; 4-a driving part; 41-cylinder; 42-follower; 421-horizontal slots; 43-push rod; 5-a dust extraction cover; 7-a jig; 8-product; 81-pole; 811-an upper surface; 82-a platen; 83-a sealing ring; 84-plastic.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 6, the press-fit welding protection device may be used for welding products such as batteries, for example, the post 81 of the battery product 8 and the pressing plate 82 are welded together in a circumferential welding manner, during welding, the post 81, the pressing plate 82, the sealing ring 83 and the like of the product 8 are placed on the jig 7, wherein the sealing ring 83 is disposed below the pressing plate 82, other parts may be placed according to structural features of the product 8, for example, plastic 84 is disposed, and the device can press the post 81 and the pressing plate 82 at the same time, thereby defining a position between the two, or ensuring a position accuracy between the two, and then welding, thereby improving welding quality.
The press-fit welding protection device comprises:
the base plate 1 can move in the vertical direction, for example, the base plate 1 can move vertically through structures such as a telescopic cylinder or a screw motor and the like, so that the base plate 1 can move downwards against the jig 7, the base plate 1 is provided with a through hole 11, the through hole 11 provides a space for welding, the welding head can weld the pressed pole 81 and the pressing plate 82 through the through hole 11, of course, the base plate 1 can be composed of a plurality of plates, for example, a first template 1a and a second template 1b, the second template 1b is arranged below the first template 1a, and the second template 1b is provided with the through hole 11;
the pressing block 12 is arranged in an annular structure, the pressing block 12 is arranged below the through hole 11 and is coaxial with the through hole 11, and the pressing block 12 can press the pressing plate 82 of the product 8 to enable the pressing plate 82 to be positioned at a preset and correct position;
the rotating mechanism 3 comprises a turntable 31, a cantilever 33 and a central shaft 34, wherein the turntable 31 and the through hole 11 are coaxially arranged and can be rotatably arranged above the through hole 11, one end of the cantilever 33 is in driving connection with the turntable 31, the other end of the cantilever 33 extends to the axle center of the through hole 11, the central shaft 34 is coaxially arranged with the through hole 11, the upper end of the central shaft 34 is connected with the cantilever 33, and the turntable 31 is arranged to drive the cantilever 33 to move in a moving position or a staggered position during welding so as to realize continuous and disposable circumferential welding;
and a press cover 2 rotatably connected to a lower end portion of the center shaft 34. The press cover 2 can press the upper surface of the pole 81 to limit the position of the pole 81, and the press cover 2 can cover the upper surface of the pole 81 to a certain extent, so that the part or the whole of the upper surface 811 of the pole 81 can be prevented from being polluted by welding fume, welding slag and the like during welding, and the protection effect is provided.
The working process of the device comprises the following steps: the base plate 1 moves downwards, the pressing block 12 and the pressing cover 2 respectively press the pressing plate 82 and the pole 81 of the product 8, so that position deviation caused by the structure of the sealing ring 83 can be avoided or reduced, the position accuracy between the pressing block and the pole 81 is improved, then circumferential welding is carried out on the joint between the pressing block and the pole 81, the welding head can be positioned above the through hole 11, in the welding process, the turntable 31 can rotate properly to drive the cantilever 33 to rotate, so that the position or the staggered position is moved, the welding is prevented from being blocked, the complete circumferential welding operation is realized, and the welding quality is improved, wherein when the cantilever 33 moves, the pressing cover 2 only rotates relative to the central shaft 34 due to the rotatable structure of the pressing cover 2, and the upper surface 811 of the pole 81 can be prevented from being scratched by the pressing cover 2, and the welding quality is further improved.
Further, the press cover 2 can cover the whole upper surface 811 of the product 8, or more than 80% or more than 90% of the upper surface 811 is covered, so that the upper surface of the pole 81 can be more comprehensively protected, and pollution such as welding fume or welding slag can be avoided or reduced.
Referring to fig. 4 and 5, the press cover 2 is movable in the axial direction of the center shaft 34. Because the central shaft 34 is vertically disposed, the press cover 2 can move or adjust the position in the vertical direction, wherein the press cover 2 can be slidably disposed relative to the central shaft 34, or can slide along with the sliding of the central shaft 34, that is, the central shaft 34 is slidably connected to the cantilever 33.
The rotating mechanism 3 further comprises a spring 35, the spring 35 is sleeved on the central shaft 34, and the spring 35 is arranged above the pressure cover 2.
Therefore, the pressing cover 2 provides a pressing force under the action of the spring 35, the pressing force of the pressing cover 2 is smaller relative to the pressing force provided by the pressing block 12, and the pressing force of the pressing block 12 is larger, so that the pressing block 12 can better press the pressing plate 82 of the product 8, the pressing plate 82 is promoted to compress the sealing ring 83, and in addition, the scraping of the upper surface 81 of the pole 81 is reduced due to the smaller pressure of the pressing cover 2.
The rotating mechanism 3 further comprises a second bearing 36, an inner ring of the second bearing 36 is connected to the central shaft 34, and an outer ring of the second bearing 36 is connected to the pressure housing 2. The press cover 2 is rotatably connected by a second bearing 36, and at this time, the upper end of the spring 35 may abut against the cantilever 33, and the lower end of the spring 35 abuts against the second bearing 36, and the second bearing 36 may be a deep groove ball bearing.
The second bearing 36 may be provided with two inwardly protruding shoulders 21 in the middle of the press housing 2, and the second bearings 36 are provided above and below the shoulders 21, so that the press housing 2 is clamped and fixed up and down by the two second bearings 36.
Referring to fig. 4 and 6, the rotation mechanism 3 further includes a first bearing 32, where the first bearing 32 is coaxially disposed with the through hole 11 and disposed above the through hole 11;
the turntable 31 is connected to an inner race of the first bearing 32.
The turntable 31 is rotatably connected by the arrangement of the first bearing 32, wherein the first bearing 32 may be a cross roller bearing, which is beneficial to improving the accuracy and stability of rotation.
The cantilever 33 is connected with the turntable 31 or the inner ring of the first bearing 32, and the cantilever 33 moves along with the rotation of the turntable 31;
the rotating mechanism 3 further comprises a guide rod 37, one end of the guide rod 37 is connected with the cantilever 33, and the other end of the guide rod 37 is connected with the central shaft 34. The guide rod 37 further ensures that the angle of the central shaft 34 and the turntable 31 does not rotate relative to each other.
Referring to fig. 6, the rotation mechanism 3 is drivingly connected to the driving unit 4, and the driving unit 4 is capable of driving the turntable 31 of the rotation mechanism 3 to rotate;
the driving part 4 comprises a cylinder 41, a follower 42 and a push rod 43, wherein the follower 42 is arranged at the output end of the cylinder 41, the follower 42 is provided with a transverse groove 421, the push rod 43 capable of sliding along the transverse groove 421 is arranged at both ends of the transverse groove 421, and the lower end of the push rod 43 is connected with the turntable 31.
When the rotating mechanism 3 is provided with two rotating discs, the air cylinders 41 can drive the two rotating discs 31 to rotate simultaneously through the follower 42, so that the parts and the cost are saved, and the compactness of the structure is improved.
Of course, the device may be provided with four rotating mechanisms 3, driven by two cylinders 41, respectively.
Referring to fig. 1, a dust extraction hood 5 is provided above a base plate 1. The dust extraction cover 5 can prevent dust, reduce gas leakage, and can be connected with vacuum equipment to realize functions of dust extraction, ventilation and the like.
What has been disclosed above is but a few embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (10)
1. The utility model provides a pressfitting welding protection device which characterized in that includes:
a base plate (1) capable of moving in a vertical direction, wherein the base plate (1) is provided with a through hole (11);
the pressing block (12) is arranged in an annular structure, and the pressing block (12) is arranged below the through hole (11) and is coaxially arranged with the through hole (11);
the rotating mechanism (3) comprises a rotary table (31), a cantilever (33) and a central shaft (34), wherein the rotary table (31) and the through hole (11) are coaxially arranged and rotatably arranged above the through hole (11), one end of the cantilever (33) is in driving connection with the rotary table (31), the other end of the cantilever (33) extends to the axis of the through hole (11), the central shaft (34) and the through hole (11) are coaxially arranged, and the upper end of the central shaft (34) is connected with the cantilever (33);
and a press cover (2) rotatably connected to the lower end portion of the center shaft (34).
2. The pressure welding protection device according to claim 1, characterized in that the pressure cover (2) is able to cover the entire upper surface (811) of the product (8).
3. The pressure welding protection device according to claim 1, characterized in that the pressure cap (2) is movable in the axial direction of the central shaft (34).
4. A press-fit welding protector according to claim 3, characterized in that the rotating mechanism (3) further comprises a spring (35), the spring (35) is sleeved on the central shaft (34), and the spring (35) is arranged above the press cover (2).
5. The pressure welding protection device according to claim 4, characterized in that the rotating mechanism (3) further comprises a second bearing (36), an inner ring of the second bearing (36) being connected to the central shaft (34), an outer ring of the second bearing (36) being connected to the pressure housing (2).
6. The pressure welding protection device according to claim 5, characterized in that two second bearings (36) are provided, an inwardly protruding shoulder (21) is provided in the middle of the pressure housing (2), and the second bearings (36) are provided above and below the shoulder (21).
7. The pressure welding protection device according to any one of claims 1-6, characterized in that the rotating mechanism (3) further comprises a first bearing (32), the first bearing (32) being arranged coaxially with the through hole (11) and above the through hole (11);
the turntable (31) is connected with the inner ring of the first bearing (32).
8. The pressure welding protection device according to claim 7, characterized in that the cantilever (33) is connected with the turntable (31) or with the inner ring of the first bearing (32);
the rotating mechanism (3) further comprises a guide rod (37), one end of the guide rod (37) is connected with the cantilever (33), and the other end of the guide rod (37) is connected with the central shaft (34).
9. The pressure welding protection device according to claim 7, further comprising a driving part (4), said driving part (4) being capable of driving a turntable (31) of said rotating mechanism (3) to rotate;
the driving part (4) comprises an air cylinder (41), a follow-up piece (42) and a push rod (43), wherein the follow-up piece (42) is arranged at the output end of the air cylinder (41), a transverse groove (421) is formed in the follow-up piece (42), the push rod (43) capable of sliding along the transverse groove (421) is arranged at two end parts of the transverse groove (421), and the lower end of the push rod (43) is connected with the rotary table (31).
10. The pressure welding protection device according to claim 9, characterized in that a dust extraction hood (5) is arranged above the base plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320188895.0U CN220050406U (en) | 2023-02-10 | 2023-02-10 | Press welding protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320188895.0U CN220050406U (en) | 2023-02-10 | 2023-02-10 | Press welding protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220050406U true CN220050406U (en) | 2023-11-21 |
Family
ID=88760899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320188895.0U Active CN220050406U (en) | 2023-02-10 | 2023-02-10 | Press welding protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220050406U (en) |
-
2023
- 2023-02-10 CN CN202320188895.0U patent/CN220050406U/en active Active
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| GR01 | Patent grant |