CN210803107U - Welding tension test clamping tool - Google Patents
Welding tension test clamping tool Download PDFInfo
- Publication number
- CN210803107U CN210803107U CN201921687664.4U CN201921687664U CN210803107U CN 210803107 U CN210803107 U CN 210803107U CN 201921687664 U CN201921687664 U CN 201921687664U CN 210803107 U CN210803107 U CN 210803107U
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- Prior art keywords
- clamping
- stud
- tension test
- locking
- welding tension
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- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 238000003466 welding Methods 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 claims description 11
- 230000003139 buffering effect Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 238000013016 damping Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model belongs to the technical field of battery processing equipment, concretely relates to welding tension test clamping tool, which comprises a connecting stud, a first clamping tool, a second clamping tool and a locking bolt; the first clamping jig and the second clamping jig are arranged oppositely, the locking bolts are connected to form an integral structure with adjustable intervals, one end of the connecting stud is connected with the first clamping jig, and the other end of the connecting stud is connected with the testing equipment. The utility model provides a tight frock of welding tension test clamp, not only easy and simple to handle, low in cost, durable lastingly, can bear the pulling force that exceeds 1000kgf moreover.
Description
Technical Field
The utility model belongs to the technical field of battery processing equipment, concretely relates to tight frock of welding tension test clamp.
Background
In the battery manufacturing field, the shaping of square electric core module generally has two processes and needs to use laser welding: firstly, laser welding of a square battery cell pole and an aluminum bar; another process is laser welding of the side plates to the end plates. In consideration of various factors such as manufacturing process difficulty, manufacturing cost, welding strength, light weight and the like, most of the side plates and the end plates are subjected to laser penetration welding, and aluminum materials are generally used for welding.
Tension detection is one of important ways for inspecting whether welding strength meets requirements, and if a square die assembly which is not firmly welded is assembled into a battery pack and flows into the market, great potential safety hazards are brought. Practical test results show that in order to ensure the welding strength, the welding tension of laser penetration welding exceeds 1000kgf, and a common clamping tool can not bear the large force and is damaged, or the operation is complicated, the manufacturing cost is high, and the clamping tool is not durable.
SUMMERY OF THE UTILITY MODEL
In order to solve the not enough of prior art, the utility model provides a tight frock of welding tension test clamp, not only easy and simple to handle, low in cost, durable lastingly, can bear the pulling force that exceeds 1000kgf moreover.
The utility model discloses the technological effect that will reach is realized through following scheme:
the utility model provides a tight frock of welding tension test clamp, press from both sides tight tool and locking bolt including connecting stud, first clamp, second clamp. The first clamping jig and the second clamping jig are arranged oppositely and used for clamping and fixing a measured object, the first clamping jig and the second clamping jig are connected through the locking bolt to form an integral structure with adjustable intervals, and the adjustment of the intervals between the first clamping jig and the second clamping jig can be achieved by screwing and unscrewing the locking bolt so as to adapt to clamping and fixing of the measured object with different thicknesses, and the structure is simple and convenient to operate. And one end of the connecting stud is connected with the first clamping jig, and the other end of the connecting stud is connected with the testing equipment and used for testing the connection between the whole clamping tool and the testing equipment.
Further, the first clamping jig comprises a stud connecting part, a bolt mounting part and a first clamping part;
the stud connecting part is provided with a connecting threaded hole connected with the connecting stud and used for mounting and connecting the connecting stud; and a boss structure is arranged on one side of the stud connecting part close to the second clamping jig and is used for being matched with the second clamping jig to ensure the connection strength and stability between the first clamping jig and the second clamping jig. The bolt mounting part is provided with a mounting through hole matched with the locking bolt and used for limiting and mounting the locking bolt; the first clamping portion is provided with the sawtooth-shaped wave structure, so that the pressure intensity and the friction force between the first clamping jig and the measured object can be effectively increased, and the stability of clamping and fixing the measured object by the first clamping jig is ensured.
Furthermore, the connecting threaded hole is formed in the central axis of the stud connecting portion, so that the stability of the whole testing clamping tool under the tensile force of testing equipment can be effectively guaranteed, and the safety performance of the whole testing clamping tool is effectively improved.
Furthermore, the height of the boss structure is 1.2-2 times of the thickness of the measured object, and the boss structure is used for guaranteeing the effectiveness and stability of assembly of the boss structure and the guide groove structure after the measured object is clamped.
Further, the second clamping jig comprises a locking connection part and a second clamping part;
the locking connection part is provided with a guide groove structure matched with the boss structure and used for improving the assembling strength and stability of the first clamping jig and the second clamping jig, and is also provided with a locking threaded hole matched with the locking bolt and used for connecting and installing the locking threaded hole and the second clamping jig and forming a finished test clamping tool with the first clamping jig; the second clamping part is provided with a sawtooth-shaped meshing structure meshed with the first clamping part, and the sawtooth-shaped wave structure and the sawtooth-shaped meshing structure are clamped on two sides of a measured object relatively, so that a testing and clamping tool structure with stable clamping, safety and reliability can be formed.
Furthermore, the buffering gaskets are arranged on the surfaces of the sawtooth-shaped wave structures and the sawtooth-shaped meshing structures, so that not only can the friction force between the first clamping jig and the measured object and between the second clamping jig and the measured object be further effectively increased, but also the direct contact between the test clamping jig and the surface of the measured object and the damage to the measured object can be effectively avoided; the buffering pad is silica gel material, rubber material or EVA bubble cotton, has good non-slip property and buffering, shock attenuation performance.
In order to further optimize the whole structure, the locking threaded holes correspond to the mounting through holes one by one, and the number of the locking threaded holes is 2-3.
Furthermore, the locking bolt comprises a common stud and a rotating head fixedly arranged at one end of the common stud. The rotating head is of a square rotating head structure, when the bearing capacity of a measured object is small, the square rotating head is manually rotated, and when the bearing capacity of the measured object is large, the square rotating head is rotated by using an open spanner; or the rotating head is a cylindrical rotating head structure with a hexagonal groove at the top, and the tightness adjustment of the connection of the locking bolt and the second clamping jig can be realized by rotating the cylindrical rotating head through an inner hexagonal wrench; or the rotating head is a cylindrical rotating head structure provided with a dismounting through hole vertical to the common stud, and the cylindrical rotating head can be rotated through the straight rod matched with the dismounting through hole, so that the tightness adjustment of the connection of the locking bolt and the second clamping jig is realized.
In order to further optimize the structure, the connecting stud is a full-thread stud or a double-thread stud.
Furthermore, connecting stud, first clamp tool, second clamp tool and locking bolt are the Cr12 material, can effectually guarantee the intensity that the test presss from both sides tight frock, increase the durability that the test pressed from both sides tight frock simultaneously.
The utility model discloses a tight frock of welding tension test clamp has following advantage:
the utility model provides a tight frock of welding tension test clamp, not only easy and simple to handle, low in cost, durable lastingly, can bear the pulling force that exceeds 1000kgf moreover.
Drawings
Fig. 1 is a schematic view of the overall structure of the welding tension test clamping tool of the present invention;
fig. 2 is a schematic structural view of a first clamping jig of the present invention;
fig. 3 is a schematic structural view of a second clamping jig of the present invention;
fig. 4 is a schematic structural view of a locking bolt of the present invention;
fig. 5 is the utility model discloses welding tension test presss from both sides the user state schematic diagram of tight frock.
The reference numerals are explained below:
100. connecting a stud; 200. a first clamping jig; 210. a stud connection portion; 211. connecting the threaded hole; 212. a boss structure; 220. a bolt mounting portion; 221. mounting a through hole; 230. a first clamping portion; 231. a saw-tooth wave structure; 300. a second clamping fixture; 310. a locking connection; 311. a guide groove structure; 312. locking the threaded hole; 320. a second clamping portion; 321. a saw-tooth meshing structure; 400. locking the bolt; 410. a common stud; 420. rotating the head; 10. clamping the tool; 20. a battery module end plate; 30. battery module curb plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The welding tension test clamping tool in this embodiment, as shown in fig. 1, includes a connection stud 100, a first clamping fixture 200, a second clamping fixture 300, and a locking bolt 400, and the connection stud, the first clamping fixture, the second clamping fixture, and the locking bolt are all made of Cr12 material. The first clamping jig and the second clamping jig are arranged oppositely and connected through the locking bolt to form an integral structure with an adjustable interval, one end of the connecting stud is connected with the first clamping jig, and the other end of the connecting stud is connected with the testing equipment.
As shown in fig. 2, the first clamping jig includes a stud connecting portion 210, a bolt mounting portion 220, and a first clamping portion 230; the stud connecting part is provided with a connecting threaded hole 211 connected with the connecting stud, and one side close to the second clamping jig is provided with a boss structure 212; the bolt mounting portion is provided with a mounting through hole 221 matched with the locking bolt, and the first clamping portion is provided with a sawtooth-shaped wave structure 231.
In order to ensure the stability of the whole testing clamping tool under the tensile force of the testing equipment and effectively improve the safety performance of the whole testing clamping tool, the connecting threaded hole is preferably arranged on the central axis of the stud connecting part. In order to ensure the effectiveness and stability of the assembly of the boss structure and the guide groove structure after the measured object is clamped, preferably, the height of the boss structure is 1.2-2 times of the thickness of the measured object.
As shown in fig. 3, the second clamping jig includes a locking connection portion 310 and a second clamping portion 320; the locking connecting part is provided with a guide groove structure 311 matched with the boss structure, and the guide groove structure is used for improving the assembling strength and stability of the first clamping jig and the second clamping jig; and locking threaded holes 312 matched with the locking bolts, wherein in order to further optimize the structure, the locking threaded holes are preferably in one-to-one correspondence with the mounting through holes, and the number of the locking threaded holes is 2-3. The second clamping part is provided with a sawtooth-shaped meshing structure 321 meshed with the first clamping part, and the sawtooth-shaped wave structure and the sawtooth-shaped meshing structure are clamped on two sides of a measured object relatively, so that a test clamping tool structure with stable clamping, safety and reliability can be formed. The zigzag wave structure all is equipped with the buffering liner (not marking in the picture) with zigzag meshing structure surface, can not only further the first tight tool of clamp of effectual increase and the second press from both sides the frictional force between tight tool and testee, but also can effectually avoid the test to press from both sides tight frock and testee surface direct contact, harm the testee, and the buffering liner is preferred to have good non-slip property and buffering, the silica gel material of shock attenuation performance, rubber material or EVA bubble cotton.
As shown in fig. 4, the locking bolt includes a general stud 410 and a rotating head 420 fixed at one end of the general stud, and the rotating head is a square rotating head structure, when the bearing capacity of the object to be measured is small, the square rotating head is manually rotated, and when the bearing capacity of the object to be measured is large, the square rotating head is rotated by using an open end wrench; or the rotating head is a cylindrical rotating head structure with a hexagonal groove at the top, and the tightness adjustment of the connection of the locking bolt and the second clamping jig can be realized by rotating the cylindrical rotating head through an inner hexagonal wrench; or the rotating head is a cylindrical rotating head structure provided with a dismounting through hole vertical to the common stud, and the cylindrical rotating head can be rotated through the straight rod matched with the dismounting through hole, so that the tightness adjustment of the connection of the locking bolt and the second clamping jig is realized. In addition, the connection stud is preferably a full-thread stud or a double-thread stud.
The utility model discloses a welding tension test presss from both sides tight frock adopts the nonstandard piece built-up connection that Cr12 material was made to form, not only can the intensity that tight frock was pressed from both sides in effectual assurance test, has still increased the durability that the tight frock was pressed from both sides in the test simultaneously. In order to ensure the strength and stability of the connection assembly of the tool, the first clamping jig is provided with a boss structure, and the second clamping jig is provided with a guide groove structure matched with the boss structure; and the first clamping part is provided with a sawtooth-shaped wave structure, and the second clamping jig is provided with a sawtooth-shaped meshing structure matched with the sawtooth-shaped wave structure, so that the pressure and friction between the first clamping jig and the measured object and between the second clamping jig and the measured object can be effectively increased, and the stability of clamping and fixing the measured object by the first clamping jig and the second clamping jig is ensured.
As shown in fig. 5, the clamping tool 10 connects the first clamping jig and the second clamping jig into a whole through the locking bolt, and the connection mode is stable and reliable; and the distance between the first clamping jig and the second clamping jig is adjusted by adjusting the tightness of the locking bolt, so that the objects to be measured with different thicknesses can be clamped and fixed, and the adjusting mode is accurate and quick. The locking bolt comprises a common stud and a rotating head fixedly arranged at one end of the common stud, the structure of the rotating head is diversified, and the tightness of the locking bolt can be adjusted by different adjusting tools, so that the requirements of different bearing capacities of the tool are met. The detection of the welding bearing capacity of the battery module can be realized only by clamping the clamping tool on the battery module end plate 20 and the battery module side plate 30 and then connecting the connecting stud of the clamping tool with the testing equipment.
According to the scheme of the above-mentioned embodiment, the utility model provides a tight frock of welding tension test clamp, not only easy and simple to handle, low in cost, durable lastingly, can bear the pulling force that exceeds 1000kgf moreover.
It should be finally noted that the above embodiments are only used for illustrating the technical solutions of the embodiments of the present invention and not for limiting the same, and although the embodiments of the present invention are described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the embodiments of the present invention can still be modified or replaced with equivalents, and these modifications or equivalent replacements cannot make the modified technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a tight frock of welding tension test clamp which characterized in that: the clamping device comprises a connecting stud, a first clamping jig, a second clamping jig and a locking bolt;
the first clamping jig and the second clamping jig are arranged oppositely, the locking bolts are connected to form an integral structure with adjustable intervals, one end of the connecting stud is connected with the first clamping jig, and the other end of the connecting stud is connected with the testing equipment.
2. The welding tension test clamping tool of claim 1, wherein: the first clamping jig comprises a stud connecting part, a bolt mounting part and a first clamping part;
the stud connecting part is provided with a connecting threaded hole connected with the connecting stud, and one side of the stud connecting part close to the second clamping jig is provided with a boss structure; the bolt installation part is provided with an installation through hole matched with the locking bolt, and the first clamping part is provided with a sawtooth wave structure.
3. The welding tension test clamping tool of claim 2, wherein: the connecting threaded hole is arranged on the central axis of the stud connecting part.
4. The welding tension test clamping tool of claim 2, wherein: the height of the boss structure is 1.2-2 times of the thickness of the measured object.
5. The welding tension test clamping tool of claim 2, wherein: the second clamping jig comprises a locking connecting part and a second clamping part;
the locking connecting part is provided with a guide groove structure matched with the boss structure and a locking threaded hole matched with the locking bolt, and the second clamping part is provided with a sawtooth-shaped meshing structure meshed with the first clamping part.
6. The welding tension test clamping tool according to claim 2 or 5, characterized in that: the utility model discloses a damping device, including zigzag wave structure and zigzag meshing structure, zigzag wave structure and zigzag meshing structure surface all are equipped with the buffering liner, just the buffering liner is silica gel material, rubber material or EVA bubble cotton.
7. The welding tension test clamping tool of claim 5, wherein: the locking threaded holes correspond to the mounting through holes one by one, and the number of the locking threaded holes is 2-3.
8. The welding tension test clamping tool of claim 1, wherein: the locking bolt includes ordinary double-screw bolt and sets firmly in the rotating head of ordinary double-screw bolt one end, just the rotating head is square rotatory head structure, or the top is equipped with the cylindrical rotatory head structure of hexagon recess, or be equipped with the cylindrical rotatory head structure of ordinary double-screw bolt looks vertically dismouting through-hole.
9. The welding tension test clamping tool of claim 1, wherein: the connecting stud is a full-thread stud or a double-thread stud.
10. The welding tension test clamping tool of claim 1, wherein: the connecting stud, the first clamping jig, the second clamping jig and the locking bolt are all made of Cr12 materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687664.4U CN210803107U (en) | 2019-10-10 | 2019-10-10 | Welding tension test clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687664.4U CN210803107U (en) | 2019-10-10 | 2019-10-10 | Welding tension test clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210803107U true CN210803107U (en) | 2020-06-19 |
Family
ID=71230035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921687664.4U Active CN210803107U (en) | 2019-10-10 | 2019-10-10 | Welding tension test clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210803107U (en) |
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2019
- 2019-10-10 CN CN201921687664.4U patent/CN210803107U/en active Active
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