CN217542704U - Resistance spot welding strength detection tool - Google Patents
Resistance spot welding strength detection tool Download PDFInfo
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- CN217542704U CN217542704U CN202221602728.8U CN202221602728U CN217542704U CN 217542704 U CN217542704 U CN 217542704U CN 202221602728 U CN202221602728 U CN 202221602728U CN 217542704 U CN217542704 U CN 217542704U
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- 238000003466 welding Methods 0.000 title claims abstract description 84
- 238000001514 detection method Methods 0.000 title claims abstract description 70
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
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- 238000009658 destructive testing Methods 0.000 description 1
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Abstract
The application relates to the technical field of automobile manufacturing, provides a resistance spot welding intensity detects instrument, includes: handle, mobile jib, strike the platform and detect the head, detect the head setting in the one end of mobile jib, the handle setting is at the other end of mobile jib, strikes the platform setting and just be close to the detection head setting on the mobile jib, detects the head and sets up with the mobile jib is perpendicular, detects the first sense terminal cross-section and is the V type. Aligning the detection end of the detection head to the welding plate gap between the two welding spots, then knocking the knocking table to enable the detection head to be gradually inserted between the two welding plates, expanding the two welding plates in the insertion process of the V-shaped detection head, and enabling the resistance spot welding strength to reach the standard if the resistance spot welding has no desoldering phenomenon, so that the product quality is guaranteed; the detection head is withdrawn from the detection head and then the expanded welding plate is clamped and restored, the detection mode is nondestructive detection, products can be directly detected, welding test pieces do not need to be manufactured, therefore, the cost is reduced, welding spot strength detection is directly carried out on the products, and the welding quality of the products is guaranteed.
Description
Technical Field
The application belongs to the technical field of automobile manufacturing, and more specifically relates to a resistance spot welding strength detection tool.
Background
With the rapid development of welding technology in China, resistance spot welding technology is widely applied to the field of automobile manufacturing, and resistance spot welding is an efficient and economic connecting method and is widely applied to the fields of automobiles, aerospace, household appliances and the like. Spot welding is used to connect two welding plates together, and the strength of spot welding affects the quality of products, so the strength of spot welding generally needs to be detected.
The welding quality is currently mainly checked by destructive tests. The destructive test is a sampling test method, in order to ensure the welding quality, the sampling number cannot be too small, which not only increases the test workload and reduces the production efficiency, but also needs additional welding test pieces for testing, for example, a tool for verifying the welding strength of the resistance spot welding of the vehicle body is disclosed in the Chinese patent with the application number of 202011593359.6, which is also used for verifying the spot welding strength of a welding test piece, the manufacturing of the test piece further improves the cost of the detection of the spot welding strength, and the verification result of the test piece cannot directly obtain the spot welding strength of a formal product. Therefore, the current destructive sampling inspection mode wastes a large amount of manpower and material resources, but can not completely ensure the welding quality.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of this application is to provide a resistance spot welding intensity detects instrument to solve prior art mid point and weld destructive testing mode and need make welding test piece and lead to detecting with high costs technical problem.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: provided is a resistance spot welding strength detection tool including: handle, mobile jib, strike the platform and detect the head, it sets up to detect the head the one end of mobile jib, the handle sets up the other end of mobile jib, strike the platform setting and be in just be close to on the mobile jib detect the head setting, detect the head with the mobile jib sets up perpendicularly, the detection end cross-section that detects the head is the V type.
In one embodiment, the included angle between the two inclined surfaces of the detection end is 15-45 °.
In one embodiment, the boom, the striking table, and the detection head are all steel.
In one embodiment, the primary shaft and the handle are cylindrical shafts or prismatic shafts.
In one embodiment, the handle is a flexible member.
In one embodiment, the flexible member is a rubber member, a silicone member, or a polyurethane foam member.
In one embodiment, the handle is sleeved on the main rod.
In one embodiment, the cross section of the mounting end of the detection head is a regular polygon, and the main rod is provided with a regular polygon hole.
In one embodiment, the main shaft and the detection head are welded.
In one embodiment, the strike is welded to the stem.
The application provides a pair of resistance spot welding intensity detects instrument's beneficial effect lies in: when the resistance spot welding strength needs to be detected, the detection end of the detection head is aligned to the gap between the two welding spots, then the knocking table is knocked by a hammer, so that the detection head is gradually inserted between the two welding spots, the two welding spots are propped open in the insertion process of the V-shaped detection head, if the resistance spot welding positions are fixedly connected together, and the phenomenon of desoldering does not occur, the resistance spot welding strength reaches the standard, and the product quality is ensured; the detection head is withdrawn from the detection head and then the expanded welding plate is clamped and restored, the detection mode is nondestructive detection, products can be directly detected, welding test pieces do not need to be manufactured, therefore, the cost is reduced, welding spot strength detection is directly carried out on the products, and the welding quality of the products is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a resistance spot welding strength detection tool provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of a resistance spot welding strength detection tool according to an embodiment of the present disclosure, where a detection end is inserted between two welding plates to detect welding spot strength;
FIG. 3 is a schematic cross-sectional view of a main rod of a resistance spot welding strength testing tool according to an embodiment of the present disclosure;
fig. 4 is a schematic front view of a detection head in the resistance spot welding strength detection tool according to the embodiment of the present application;
fig. 5 is a schematic structural diagram of a knocking table and a main rod of the resistance spot welding strength detection tool according to the embodiment of the present application, which are connected by bolts.
Wherein, in the figures, the respective reference numerals:
1. a handle; 2. a main rod; 21. a regular polygonal hole; 22. a threaded hole; 3. a knocking table; 31. a bolt; 4. a detection head; 41. a detection end; 42. an installation end; 43. a through hole; 5. welding the plate; 6. and (7) welding points.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in operation as a limitation of the application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 5, a resistance spot welding strength detection tool according to an embodiment of the present invention will now be described. This resistance spot welding intensity detects instrument includes: handle 1, mobile jib 2, strike platform 3 and detection head 4. Wherein, detect head 4 and set up the one end at mobile jib 2, handle 1 sets up the other end at mobile jib 2, strikes platform 3 and sets up on mobile jib 2 and be close to and detect head 4, detects head 4 and mobile jib 2 perpendicular setting, detects the detection end 41 cross-section of head 4 and is the V type, specifically, detection end 41 does. Handle 1 makes things convenient for the staff to hold this instrument, strikes platform 3 and is used for increasing the lifting surface area on the mobile jib 2, makes things convenient for the staff to accurately strike in, and mobile jib 2 sets up perpendicularly with detecting head 4 and is L type structure, when beating like this and strike platform 3, can drive and detect head 4 and remove, also conveniently is applicable to the regional spot welding intensity detection of some automobile body turnings simultaneously.
In the embodiment, as shown in fig. 1 and fig. 2, when resistance spot welding strength needs to be detected, the detection end 41 of the detection head 4 is aligned to a gap between two welding spots 6 of the welding plates 5, then the knocking table 3 is knocked by a hammer, so that the detection head 4 is gradually inserted between the two welding plates 5, the two welding plates 5 are separated in the insertion process of the V-shaped detection head 4, if the resistance spot welding positions of the two welding plates 5 are fixedly connected together, and no welding failure occurs, the spot welding strength reaches the standard, and the product quality is guaranteed; the welding plate 5 that will strut after withdrawing from will detect head 4 again presss from both sides tightly to recover can, this kind of detection mode detects for the non-destructive formula, can directly detect the product, need not to make the welding test piece to the cost is reduced and directly carry out solder joint intensity to the product and detect, has guaranteed the welding quality of product.
As shown in fig. 1, in the present embodiment, the main rod 2, the knocking table 3 and the detection head 4 are all made of steel, so as to ensure the strength of the tool.
As shown in fig. 3, in the present embodiment, the size of the included angle between the two inclined surfaces of the V-shaped detecting end 41 is inversely proportional to the depth of the detecting end 41 penetrating into the welding plate 5, that is, the larger the included angle of the V-shaped detecting end 41 is, the smaller the knocking-in depth is, so that the spot welding strength is verified without tearing the welding plate 5. In the embodiment, the included angle between the two inclined planes of the detection end 41 is 15-45 degrees, preferably 30 degrees, and the extending depth of the detection end 41 is 15mm, so that the spot welding strength can be detected, and the welded plate 5 can be recovered after the test; the detection end 41 is provided with scale marks, so that the extending depth of the detection end 41 can be conveniently confirmed.
In the embodiment, the main rod 2 and the handle 1 are cylindrical rods or prismatic rods; the specific shape of the material can be selected according to requirements.
In this embodiment, the handle 1 is a flexible member, which can improve the comfort of the worker. Specifically, the flexible part is a rubber part, a silica gel part or a polyurethane foam plastic part. In this embodiment, the handle 1 is sleeved on the main rod 2.
As shown in fig. 3 to 5, in the present embodiment, the mounting end 42 of the detection head 4 has a cross section of a regular polygon, such as a square; a regular polygonal hole 21 such as a square hole is formed in the main rod 2, and the regular polygonal hole 21 is used for inserting the mounting end 42 and plays a role in positioning; the terminal surface of mobile jib 2 sets up screw hole 22, and screw hole 22 just is the L type with regular polygon hole 21 intercommunication, is equipped with through-hole 43 or screw hole on the installation end 42, and after installation end 42 pegged graft regular polygon hole 21 for screw hole 22 on the mobile jib 2 aligns with through-hole 43 or the screw hole on the installation end 42, then twists the screw again and can fix detection head 4 on mobile jib 2, and different detection heads 4 then can be changed to this kind of mode.
In other embodiments, the main rod 2 and the detection head 4 are fixedly connected together by welding.
As shown in fig. 5, in the present embodiment, the knocking platform 3 is welded to the main rod 2, and the knocking platform 3 has a square structure or a rectangular structure; in other embodiments, as shown in fig. 5, a counter bore is provided on the knocking table 3, a through hole is provided on the main rod 2, and then the knocking table 3 is fixed on the main rod 2 by using a bolt 31.
The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A resistance spot welding strength detection tool, characterized by comprising: handle (1), mobile jib (2), strike platform (3) and detect head (4), it sets up to detect head (4) the one end of mobile jib (2), handle (1) sets up the other end of mobile jib (2), strike platform (3) and set up on mobile jib (2) and be close to detect head (4) setting, detect head (4) with mobile jib (2) set up perpendicularly, detect detection end (41) cross-section of head (4) and be the V type.
2. The resistance spot welding strength detection tool according to claim 1, wherein: the included angle between the two inclined planes of the detection end (41) is 15-45 degrees.
3. The resistance spot welding strength detection tool according to claim 1, wherein: the main rod (2), the knocking table (3) and the detection head (4) are all made of steel.
4. The resistance spot welding strength detection tool according to claim 1, wherein: the main rod (2) and the handle (1) are cylindrical rods or prismatic rods.
5. The resistance spot welding strength detection tool according to claim 1, wherein: the handle (1) is a flexible part.
6. The resistance spot welding strength detection tool according to claim 5, wherein: the flexible part is a rubber part, a silica gel part or a polyurethane foam plastic part.
7. The resistance spot welding strength detecting tool according to claim 6, wherein: the handle (1) is sleeved on the main rod (2).
8. The resistance spot welding strength detection tool according to claim 3, wherein: the cross section of the mounting end (42) of the detection head (4) is a regular polygon, and a regular polygon hole (21) is formed in the main rod (2).
9. The resistance spot welding strength detection tool according to claim 3 or 8, wherein: the main rod (2) is welded with the detection head (4).
10. The resistance spot welding strength detection tool according to claim 3, wherein: the knocking table (3) is welded with the main rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221602728.8U CN217542704U (en) | 2022-06-24 | 2022-06-24 | Resistance spot welding strength detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221602728.8U CN217542704U (en) | 2022-06-24 | 2022-06-24 | Resistance spot welding strength detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217542704U true CN217542704U (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221602728.8U Expired - Fee Related CN217542704U (en) | 2022-06-24 | 2022-06-24 | Resistance spot welding strength detection tool |
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| Country | Link |
|---|---|
| CN (1) | CN217542704U (en) |
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2022
- 2022-06-24 CN CN202221602728.8U patent/CN217542704U/en not_active Expired - Fee Related
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