Vertical tensile test tool

Abstract

The utility model provides a vertical tensile test frock, including first tensile frock, first assembly bolt, second tensile frock and second assembly bolt, the first tensile frock passes through the first assembly bolt and is connected with two first work piece, the second tensile frock passes through the second assembly bolt and is connected with the second work piece, and the second assembly bolt passes through the second assembly bolt and is connected with the second work piece. The second workpiece is welded with the two first workpieces, first assembly holes are formed in the first workpieces, and second assembly holes are formed in the second workpiece; the first assembly bolt penetrates through the first assembly hole, so that the first stretching tool is detachably connected with the first workpiece; and the second assembly bolt penetrates through the second assembly hole, so that the second stretching tool is detachably connected with the second workpiece. The two stretching tools are connected with the two workpieces correspondingly, so that an external stretching device can complete connection treatment on the two workpieces by connecting the two stretching tools, and the welding strength of the two workpieces in the vertical direction can be conveniently detected.

Description

Technical Field

[0001] The utility model relates to the field of welding detection of power supply rail expansion parts, in particular to a vertical tensile test tooling. Background Technique

[0002] When welding the expansion parts of the power supply rail, one expansion part needs to be welded to another expansion part, and the number of the other expansion parts is two. In order to detect the stability of the weld, the two welded expansion parts need to be subjected to vertical and horizontal tensile treatments.

[0003] The invention with the publication number of CN113758803B proposes a sample tooling for tensile test of thin plate edge welds, belonging to the field of plate and shell heat exchangers, including a first thin plate specimen and a second thin plate specimen. The lower side of one end of the first thin plate specimen is provided with the second thin plate specimen. The ends of the first thin plate specimen and the second thin plate specimen are welded to form an edge weld, and the other end of the second thin plate specimen is welded to a second compensation block to form a butt weld. However, when welding two expansion parts of the power supply rail, due to the different shapes of the two expansion parts and the close distance between the two expansion parts, it is not convenient to directly connect the two expansion parts through an external tensile device. Therefore, this application proposes a vertical tensile test tooling to solve the above problems. Content of the Utility Model

[0004] In view of this, the utility model proposes a vertical tensile test tooling. After connection, the first tensile tooling and the second tensile tooling are opposite to each other in the vertical direction, and both the first tensile tooling and the second tensile tooling protrude from the first workpiece and the second workpiece in the vertical direction. Thus, it is convenient for an external tensile device to complete the connection process of the first workpiece and the second workpiece by connecting the first tensile tooling and the second tensile tooling, and by stretching the first tensile tooling and the second tensile tooling towards opposite sides, the tensile detection process of the weld strength of the first workpiece and the second workpiece in the vertical direction is completed.

[0005] The technical solution of the utility model is realized as follows: The utility model provides a vertical tensile test tooling, including a first tensile tooling, a first assembly bolt, a second tensile tooling and a second assembly bolt, wherein,

[0006] The first tensile tooling is connected to two first workpieces through the first assembly bolt, the second tensile tooling is connected to the second workpiece through the second assembly bolt, the second workpiece is welded to the two first workpieces, a first assembly hole is opened on the first workpiece, and a second assembly hole is opened on the second workpiece;

[0007] The first assembly bolt passes through the first assembly hole, enabling the first tensile tooling and the first workpiece to be detachably connected;

[0008] The second assembly bolt passes through the second assembly hole, enabling separable connection between the second stretching tooling and the second workpiece.

[0009] Based on the above technical solutions, preferably, the first stretching tooling includes a connecting splint and an upper pulling plate, where

[0010] The upper pulling plate is separably connected to the two connecting splints, and the two connecting splints are respectively located on the opposite sides of the two first workpieces. A third assembly hole for the first assembly bolt to pass through is provided on the connecting splint, and the upper pulling plate is used to connect to an external stretching device.

[0011] Based on the above technical solutions, preferably, it further includes a first connecting bolt, where

[0012] A first connecting hole is provided on the connecting splint, and a second connecting hole opposite to the first connecting hole is provided on the upper pulling plate. The first connecting bolt passes through the first connecting hole and the second connecting hole to connect the connecting splint and the upper pulling plate.

[0013] Based on the above technical solutions, preferably, a connecting groove is provided on the opposite sides of the two first workpieces. The connecting splint is inserted into the inner side of the connecting groove and fits against the groove wall of the connecting groove.

[0014] Based on the above technical solutions, preferably, the number of the first connecting bolts is two, and the two second connecting holes are respectively located on both sides of the upper pulling plate.

[0015] Based on the above technical solutions, preferably, the second stretching tooling includes a side connecting block and a lower stretching component, where

[0016] The lower stretching component is separably connected to the side connecting block, and a fourth assembly hole is provided on the side connecting block. The second assembly bolt passes through the second assembly hole and the fourth assembly hole to connect the second workpiece and the side connecting block. The lower stretching component is used to connect to an external stretching device.

[0017] Based on the above technical solutions, preferably, the lower stretching component includes a lower pulling plate and two side connecting plates, where

[0018] The two side connecting plates are respectively connected to both sides of the lower pulling plate, and the side connecting plates are connected to the side connecting block through second connecting bolts. The lower pulling plate is used to connect to an external stretching device.

[0019] On the basis of the above technical solutions, preferably, a third connection hole is formed in the side connection block, and fourth connection holes corresponding to the third connection hole are formed in both of the side connection plates. The second connection bolt passes through the third connection hole and the fourth connection hole to connect the side connection block and the side connection plates.

[0020] On the basis of the above technical solutions, preferably, the number of the second assembly bolts is two, and the two fourth assembly holes are symmetrically distributed with respect to the middle of the side connection block.

[0021] On the basis of the above technical solutions, preferably, it further includes a plurality of washers, wherein,

[0022] the plurality of washers are respectively sleeved on the circumferences of the first assembly bolt, the second assembly bolt, the first connection bolt and the second connection bolt.

[0023] The vertical tensile test tooling of the present utility model has the following beneficial effects compared with the prior art:

[0024] (1) The first tensile tooling and the first workpiece are connected by the first assembly bolt, and the second tensile tooling and the second workpiece are connected by the second assembly bolt, so as to complete the connection process of the first workpiece and the second workpiece. After connection, the first tensile tooling and the second tensile tooling are aligned with each other in the vertical direction, and both the first tensile tooling and the second tensile tooling protrude from the first workpiece and the second workpiece in the vertical direction, so that it is convenient for an external tensile device to connect the first tensile tooling and the second tensile tooling to complete the connection process of the first workpiece and the second workpiece. After the external tensile device is connected, by stretching the first tensile tooling and the second tensile tooling in opposite directions, the tensile test process of the weld strength of the first workpiece and the second workpiece in the vertical direction is completed, which is convenient to use.

[0025] (2) The side connection block and the second workpiece are connected by the second assembly bolt, and the side connection block and the lower tensile member are connected by the second connection bolt. Since the lower tensile member is located below the side connection block, the lower part of the lower tensile member can protrude from the second workpiece. Then, the connection clamp and the first workpiece are connected by the first assembly bolt, and the connection clamp and the upper pull plate are connected by the first connection bolt. Since the other end of the upper pull plate is located above the connection clamp, the end of the upper pull plate can protrude from the first workpiece in the vertical direction. By providing the lower tensile member and the upper pull plate, it is convenient to connect with an external tensile device, so as to facilitate the connection of the external tensile device and each workpiece and the subsequent tensile test process. Description of the Drawings

[0026] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0027] Figure 1 Is a perspective view of the vertical tensile test tooling of the present invention;

[0028] Figure 2 Is a sectional view of the vertical tensile test tooling of the present invention;

[0029] Figure 3 Is a schematic diagram of the connection mode between the first workpiece and the second workpiece of the present invention;

[0030] Figure 4 Is a schematic diagram of the connection mode between the first tensile tooling of the vertical tensile test tooling of the present invention and the first workpiece;

[0031] Figure 5 For the vertical tensile test tooling of the present invention Figure 4 Explosion schematic diagram of the shown structure;

[0032] Figure 6 Is a schematic diagram of the connection mode between the second tensile tooling of the vertical tensile test tooling of the present invention and the second workpiece;

[0033] Figure 7 For the vertical tensile test tooling of the present invention Figure 6 Explosion schematic diagram of the shown structure. Specific embodiments

[0034] The following will combine the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0035] Such as Figures 1 to 7As shown in the figure, the vertical tensile test tooling of the present utility model includes a first tensile tooling 3, a first assembly bolt 4, a second tensile tooling 5 and a second assembly bolt 6. Among them, the first tensile tooling 3 is connected to two first workpieces 1 through the first assembly bolt 4, and the second tensile tooling 5 is connected to the second workpiece 2 through the second assembly bolt 6. The second workpiece 2 is welded to the two first workpieces 1. A first assembly hole 11 is provided on the first workpiece 1, and a second assembly hole 21 is provided on the second workpiece 2; the first assembly bolt 4 passes through the first assembly hole 11, so that the first tensile tooling 3 and the first workpiece 1 can be detachably connected; the second assembly bolt 6 passes through the second assembly hole 21, so that the second tensile tooling 5 and the second workpiece 2 can be detachably connected.

[0036] In specific implementation, welding grooves are provided at the ends of the two first workpieces 1, and the second workpiece 2 is inserted into the inner side of the welding groove and welded to the two first workpieces 1.

[0037] In specific implementation, the first tensile tooling 3 and the first workpiece 1 are connected through the first assembly bolt 4, and the second tensile tooling 5 and the second workpiece 2 are connected through the second assembly bolt 6, so as to complete the connection process of the first workpiece 1 and the second workpiece 2. After connection, the first tensile tooling 3 and the second tensile tooling 5 are opposite to each other in the vertical direction, and both the first tensile tooling 3 and the second tensile tooling 5 protrude from the first workpiece 1 and the second workpiece 2 in the vertical direction, so that it is convenient for an external tensile device to connect the first tensile tooling 3 and the second tensile tooling 5 to complete the connection process of the first workpiece 1 and the second workpiece 2. After the external tensile device is connected, by stretching the first tensile tooling 3 and the second tensile tooling 5 in opposite sides, the tensile test process of the weld strength of the first workpiece 1 and the second workpiece 2 in the vertical direction is completed, which is convenient to use.

[0038] As a preferred implementation manner, the first tensile tooling 3 includes a connecting splint 31 and an upper pulling plate 32. Among them, the upper pulling plate 32 is detachably connected to the two connecting splints 31, and the two connecting splints 31 are respectively located on the opposite sides of the two first workpieces 1. A third assembly hole 311 for the first assembly bolt 4 to pass through is provided on the connecting splint 31, and the upper pulling plate 32 is used to connect an external tensile device.

[0039] In specific implementation, by respectively placing the two connecting splints 31 on the opposite sides of the two first workpieces 1, and passing the first assembly bolt 4 through the first assembly hole 11 and the third assembly hole 311, the connection process of the two connecting splints 31 is completed. After connection, the connecting splint 31 is connected to the upper pulling plate 32. The upper end of the connected upper pulling plate 32 can protrude from the first workpiece 1, which is convenient to connect with an external tensile device.

[0040] As a preferred embodiment, it further includes a first connecting bolt 33. Wherein, a first connecting hole 312 is formed on the connecting splint 31, and a second connecting hole 321 corresponding to the first connecting hole 312 is formed on the upper pulling plate 32. The first connecting bolt 33 passes through the first connecting hole 312 and the second connecting hole 321 to connect the connecting splint 31 and the upper pulling plate 32.

[0041] In specific implementation, the separable connection between the connecting splint 31 and the upper pulling plate 32 is completed through the first connecting bolt 33.

[0042] As a preferred embodiment, on the separated sides of the two first workpieces 1, connecting grooves 12 are formed. The connecting splint 31 is inserted into the inner side of the connecting groove 12 and fits against the groove wall of the connecting groove 12.

[0043] With such a design, after adjusting the connection between the connecting splint 31 and the first workpiece 1, the groove wall of the connecting groove 12 can limit the connecting splint 31, thereby preventing the connecting splint 31 from tilting relative to the first workpiece 1, and further increasing the connection stability between the connecting splint 31 and the first workpiece 1.

[0044] As a preferred embodiment, the number of the first connecting bolts 33 is two, and the two second connecting holes 321 are respectively located on both sides of the upper pulling plate 32.

[0045] As a preferred embodiment, the second stretching tooling 5 includes a side connecting block 51 and a lower stretching component 52. Wherein, the lower stretching component 52 is separably connected to the side connecting block 51, and a fourth assembly hole 511 is formed on the side connecting block 51. The second assembly bolt 6 passes through the second assembly hole 21 and the fourth assembly hole 511 to connect the second workpiece 2 and the side connecting block 51. The lower stretching component 52 is used to connect an external stretching device.

[0046] The lower stretching component 52 includes a lower pulling plate 522 and two side connecting plates 521. Wherein, the two side connecting plates 521 are respectively connected to both sides of the lower pulling plate 522, and the side connecting plates 521 are connected to the side connecting block 51 through second connecting bolts 53. The lower pulling plate 522 is used to connect an external stretching device.

[0047] In specific implementation, the connection between the second workpiece 2 and the side connecting block 51 is completed by passing the second assembly bolt 6 through the second assembly hole 21 and the fourth assembly hole 511. Then, the side connecting plates 521 and the side connecting block 51 are connected through the second connecting bolts 53. At this time, the lower end of the lower pulling plate 522 protrudes from the second workpiece 2. The protruding lower pulling plate 522 facilitates the connection of an external stretching device, and thus facilitates the connection between the external stretching device and the second workpiece 2.

[0048] As a preferred embodiment, a third connection hole 512 is formed in the side connection block 51, and fourth connection holes 5211 corresponding to the third connection hole 512 are formed in both side connection plates 521. The second connection bolt 53 passes through the third connection hole 512 and the fourth connection hole 5211 to connect the side connection block 51 and the side connection plates 521.

[0049] In specific implementation, the separable connection between the side connection plate 521 and the side connection block 51 is completed by the second connection bolt 53.

[0050] The number of the second assembly bolts 6 is two, and the two fourth assembly holes 511 are symmetrically distributed with respect to the middle of the side connection block 51.

[0051] As a preferred embodiment, a plurality of washers 7 are further included. Among them, the plurality of washers 7 are respectively sleeved on the peripheries of the first assembly bolt 4, the second assembly bolt 6, the first connection bolt 33, and the second connection bolt 53.

[0052] With such a design, through the cushioning of the washers 7, the tooling is prevented from being damaged when connecting the first assembly bolt 4, the second assembly bolt 6, the first connection bolt 33, and the second connection bolt 53.

[0053] The working principle of the present invention is introduced as follows:

[0054] When connecting the first workpiece 1 and the second workpiece 2, first, the side connection block 51 and the second workpiece 2 are connected by the second assembly bolt 6, the side connection block 51 and the side connection plates 521 are connected by the second connection bolt 53, and the lower pull plate 522 is used to connect with an external stretching device below. Then, the connecting clamp plate 31 and the first workpiece 1 are connected by the first assembly bolt 4, and the connecting clamp plate 31 and the upper pull plate 32 are connected by the first connection bolt 33. The upper pull plate 32 is used to connect with an external stretching device above. The upper pull plate 32 and the lower pull plate 522 are simultaneously stretched by the external stretching device, so as to complete the weld strength detection process of the first workpiece 1 and the second workpiece 2 in the vertical direction.

[0055] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A vertical tensile test tool, characterized in that: It comprises a first stretching tool (3), a first assembly bolt (4), a second stretching tool (5) and a second assembly bolt (6), wherein: The first stretching tool (3) is connected to the two first workpieces (1) via a first assembly bolt (4), the second stretching tool (5) is connected to the second workpiece (2) via a second assembly bolt (6), the second workpiece (2) is welded to the two first workpieces (1), a first assembly hole (11) is provided on the first workpiece (1), and a second assembly hole (21) is provided on the second workpiece (2); A first assembly bolt (4) passes through a first assembly hole (11) so that the first stretching tool (3) and the first workpiece (1) are detachably connected; The second assembly bolt (6) passes through the second assembly hole (21), so that the second stretching tool (5) and the second workpiece (2) can be detachably connected.

2. The vertical tensile test fixture according to claim 1, characterized in that: The first stretching tool (3) comprises a connecting clamp (31) and an upper pull plate (32), wherein: The upper pull plate (32) is detachably connected to the two connecting clamps (31), and the two connecting clamps (31) are respectively located on the separated sides of the two first workpieces (1). The connecting clamps (31) are provided with third assembly holes (311) for the first assembly bolts (4) to pass through. The upper pull plate (32) is used to connect an external stretching device.

3. The vertical tensile test fixture according to claim 2, characterized in that: It also includes a first connecting bolt (33), wherein: The connecting clamp plate (31) is provided with a first connecting hole (312), and the upper pull plate (32) is provided with a second connecting hole (321) which is opposite to the first connecting hole (312), and the first connecting bolt (33) passes through the first connecting hole (312) and the second connecting hole (321) to be connected to the connecting clamp plate (31) and the upper pull plate (32).

4. The vertical tensile test fixture according to claim 2, characterized in that: A connecting groove (12) is provided on the separated side of the two first workpieces (1), and the connecting clamping plate (31) is inserted into the inner side of the connecting groove (12) and fits with the groove wall of the connecting groove (12).

5. The vertical tensile test tool as claimed in claim 3, characterized in that: The number of the first connecting bolts (33) is two, and the two second connecting holes (321) are respectively located on both sides of the upper pull plate (32).

6. The vertical tensile test fixture according to claim 3, characterized in that: The second stretching tool (5) comprises a side connecting block (51) and a lower stretching component (52), wherein: The lower stretching component (52) is detachably connected to the side connecting block (51), and the side connecting block (51) is provided with a fourth assembly hole (511). The second assembly bolt (6) passes through the second assembly hole (21) and the fourth assembly hole (511) to be connected to the second workpiece (2) and the side connecting block (51). The lower stretching component (52) is used to connect an external stretching device.

7. The vertical tensile test fixture according to claim 6, characterized in that: The lower stretching member (52) comprises a lower pull plate (522) and two side connecting plates (521), wherein: Two side connecting plates (521) are respectively connected to the two sides of the pull-down plate (522), and the side connecting plates (521) are connected to the side connecting blocks (51) via second connecting bolts (53), and the pull-down plate (522) is used to connect an external stretching device.

8. The vertical tensile test fixture according to claim 7, characterized in that: The side connecting block (51) is provided with a third connecting hole (512), and the two side connecting plates (521) are both provided with a fourth connecting hole (5211) which is opposite to the third connecting hole (512), and the second connecting bolt (53) passes through the third connecting hole (512) and the fourth connecting hole (5211) to be connected to the side connecting block (51) and the side connecting plate (521).

9. The vertical tensile test fixture according to claim 6, characterized in that: The number of the second assembly bolts (6) is two, and the two fourth assembly holes (511) are symmetrically distributed relative to the middle of the side connection block (51).

10. The vertical tensile test tool as claimed in claim 7, characterized in that: Also included are a plurality of washers (7), wherein: The plurality of washers (7) are respectively sleeved on the circumference of the first assembly bolt (4), the second assembly bolt (6), the first connecting bolt (33) and the second connecting bolt (53).

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