CN213711529U - Shear sample loading plate bonding tool - Google Patents

Shear sample loading plate bonding tool Download PDF

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Publication number
CN213711529U
CN213711529U CN202021820406.1U CN202021820406U CN213711529U CN 213711529 U CN213711529 U CN 213711529U CN 202021820406 U CN202021820406 U CN 202021820406U CN 213711529 U CN213711529 U CN 213711529U
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China
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loading plate
positioning block
limiting
adjusting screw
right end
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CN202021820406.1U
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Chinese (zh)
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罗士信
孙祥
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AVIC Research Institute Special Structures Aeronautical Composites
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AVIC Research Institute Special Structures Aeronautical Composites
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Abstract

The utility model discloses a shearing sample loading plate bonding tool, which comprises a shearing sample, a bottom plate, an upper loading plate, a positioning block I, a lower loading plate, an adjusting screw, a limiting column I, a positioning block II and a limiting column II, wherein the lower loading plate is arranged on the bottom plate, the limiting column I is symmetrically distributed on the front side and the rear side of the lower loading plate, the shearing sample is arranged on the lower loading plate, the upper loading plate is arranged on the shearing sample, the left end part of the positioning block I is arranged on the upper surface of the right end of the lower loading plate, the right end part of the positioning block I is provided with a strip-shaped adjusting screw hole, the adjusting screw passes through the adjusting screw hole to fix the right end part of the positioning block I at the right end of the bottom plate, the positioning block I can move left and right along the adjusting screw hole, a cavity is arranged between the upper loading plate and, and the left end part of the upper loading plate is provided with a through hole, and the limiting column II penetrates through the through hole on the upper loading plate and is fixed on the bottom plate.

Description

Shear sample loading plate bonding tool
Technical Field
The invention relates to the technical field of composite material bonding, in particular to a tool for honeycomb blanking and shape modification.
Background
Before the shear strength test of the composite material sample, a metal loading plate needs to be bonded on the upper surface and the lower surface. Metal load plates are used to transfer loads in a particular direction. The nonstandard bonding position of the loading plate and the sample can influence the load transfer direction, so that the test data can be distorted, and the discreteness is large. The composite material shearing sample bonding of my institute does not have special location centre gripping frock, adopts the mode of using pressure sensitive adhesive tape winding fixed usually, and this kind of flexible fixed mode easily takes place phenomenons such as slip distortion dislocation in the pressurization process, and bonding positioning accuracy and uniformity are poor.
Disclosure of Invention
The purpose of the invention is as follows:
the shear sample loading plate bonding tool is provided aiming at the defects of poor positioning accuracy and consistency of a traditional loading plate bonding flexible fixing mode and the problems of easy slippage, distortion and dislocation of shear sample and loading plate bonding.
The technical scheme of the invention is as follows:
a shear sample loading plate bonding tool comprises a shear sample, a bottom plate, an upper loading plate, a positioning block I, a lower loading plate, adjusting screws, limiting columns I, a positioning block II and limiting columns II, wherein the lower loading plate is arranged on the bottom plate, the limiting columns I are arranged on the bottom plate and are symmetrically distributed on the front side and the rear side of the lower loading plate, the shear sample is placed on the lower loading plate, the upper loading plate is arranged on the shear sample, the positioning block I is of a Z-shaped structure, the left end of the positioning block I is arranged on the upper surface of the right end of the lower loading plate, the left end of the positioning block I abuts against the right end face of the shear sample, a strip-shaped adjusting screw hole is formed in the right end of the positioning block I, the adjusting screws penetrate through the adjusting screw hole to fix the right end of the positioning block I at the right end of the bottom plate, and the positioning block I can move left and right along the, the upper loading plate is characterized in that a cavity is arranged between the lower surface of the upper loading plate and the upper surface of the bottom plate, the positioning block II is arranged in the cavity and abuts against the shear sample and the left end face of the lower loading plate, a limiting groove is formed in the lower surface of the upper loading plate, a limiting bulge matched with the limiting groove is arranged at the top of the positioning block II, the limiting bulge at the top of the positioning block II is clamped in the limiting groove in the lower surface of the upper loading plate to limit the positioning block II, a through hole is formed in the left end of the upper loading plate, and the limiting column II penetrates through the through hole in the upper loading plate to be fixed on the bottom plate to limit the left and.
Furthermore, the number of the limiting columns I is 4, and the limiting columns I are symmetrically distributed on the front side and the rear side of the lower loading plate in pairs.
Furthermore, adjust the screw and be 2, set up side by side in locating piece I right-hand member portion.
Furthermore, the through holes at the left end part of the upper loading plate are two and are matched with the two limiting columns II.
Furthermore, the left end of the positioning block I is conical, so that the contact area with a shear sample is reduced, and the interference stress is reduced.
Furthermore, the right end face of the lower loading plate is also provided with a limiting groove and a through hole.
The invention has the beneficial effects that:
1, the bonding positioning structure is simple and convenient to operate;
2, the positioning precision is high, and the consistency is good;
3 is used for batch bonding, and has high production efficiency.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention;
wherein: 1. the device comprises an upper loading plate, 2 shearing samples, 3 positioning blocks I, 4 lower loading plates, 5 adjusting screws, 6 limiting columns I, 7 positioning blocks II, 8 limiting columns II, 9 bottom plates, 10 limiting grooves, 11 limiting bulges, 12 through holes, 13 and adjusting screw holes.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operating principles of the components, the manufacturing processes and the operation and use methods thereof, will be further described in detail with reference to the accompanying drawings, so as to help those skilled in the art to more completely, accurately and deeply understand the concept and technical solutions of the present invention:
as shown in fig. 1 and 2, a shear sample loading plate bonding tool comprises a shear sample 2, a bottom plate 9, an upper loading plate 1, a positioning block i 3, a lower loading plate 4, adjusting screws 5, limiting columns i 6, a positioning block ii 7 and limiting columns ii 8, wherein the lower loading plate 4 is arranged on the bottom plate 9, 2 limiting columns i 6 are arranged on the bottom plate 9, the 4 limiting columns i 6 are symmetrically distributed on the front side and the rear side of the lower loading plate 4 in pairs, the shear sample 2 is placed on the lower loading plate 4, the upper loading plate 1 is arranged on the shear sample 2, the positioning block i 3 is of a Z-shaped structure, the left end of the positioning block i 3 is arranged on the upper surface of the right end of the lower loading plate 4, the left end of the positioning block i 3 abuts against the right end face of the shear sample 2, the right end of the positioning block i 3 is provided with a strip-shaped adjusting screw hole, the adjusting screw 5 penetrates through the adjusting screw hole to fix the right end of the positioning block i 3 on the right end of the, and the positioning block I3 can move left and right along the adjusting screw hole, a cavity is arranged between the lower surface of the upper loading plate 1 and the upper surface of the bottom plate 9, the positioning block II 7 is arranged in the cavity and abuts against the shear sample 2 and the left end surface of the lower loading plate 4, a limiting groove 10 is arranged on the lower surface of the upper loading plate 1, a limiting bulge 11 matched with the limiting groove 10 is arranged at the top of the positioning block II 7, the limiting bulge 11 at the top of the positioning block II 7 is clamped in the limiting groove 10 on the lower surface of the upper loading plate 1 to realize the limiting of the positioning block II 7, a through hole 12 is arranged at the left end part of the upper loading plate 1, and the limiting column II 8 penetrates through the through hole 12 on the upper loading plate 1 to be fixed on the bottom plate 9 to limit.
The adjusting screw holes are 2 and are arranged at the right end part of the positioning block I3 in parallel. Two through holes 12 at the left end part of the upper loading plate 1 are matched with the two limit columns II 8.
The left end of the positioning block I3 is conical, so that the contact area with the shear sample 2 is reduced, and the interference stress is reduced.
The right end face of the lower loading plate 4 is also provided with a limiting groove 10 and a through hole 12, so that the upper loading plate and the lower loading plate are completely consistent in structure and convenient to produce.
When the device is used, the bonding surface of the lower loading plate 4 is placed on the bottom plate 9 in an upward mode, the lower loading plate is provided with a through hole 12, and the lower loading plate is positioned through the limiting column II 8. Placing a shear sample 2 on a lower loading plate 4, installing a positioning block I3 and a positioning block II 7, placing an upper loading plate 1 on the shear sample 2, wherein the upper loading plate 1 is also provided with a through hole 12 and is positioned through a limiting column II 8. Adjusting the positioning block I3 by using an adjusting screw 5, fastening and shearing the sample 3, and pressurizing and curing.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.

Claims (6)

1. The utility model provides a shear test sample loading plate bonding frock, includes shear test sample (2), its characterized in that: the shearing device is characterized by further comprising a bottom plate (9), an upper loading plate (1), a positioning block I (3), a lower loading plate (4), adjusting screws (5), limiting columns I (6), a positioning block II (7) and limiting columns II (8), wherein the lower loading plate (4) is arranged on the bottom plate (9), a plurality of limiting columns I (6) are arranged on the bottom plate (9), the limiting columns I (6) are symmetrically distributed on the front side and the rear side of the lower loading plate (4), the shearing sample (2) is placed on the lower loading plate (4), the upper loading plate (1) is arranged on the shearing sample (2), the positioning block I (3) is of a Z-shaped structure, the left end part of the positioning block I (3) is arranged on the upper surface of the right end of the lower loading plate (4), the left end part of the positioning block I (3) abuts against the right end face of the shearing sample (2), and the right end part of the positioning block I (3) is provided with a strip-shaped adjusting screw hole, an adjusting screw (5) penetrates through an adjusting screw hole to fix the right end part of a positioning block I (3) at the right end of a bottom plate (9), the positioning block I (3) can move left and right along the adjusting screw hole, a cavity is arranged between the lower surface of an upper loading plate (1) and the upper surface of the bottom plate (9), a positioning block II (7) is arranged in the cavity and abuts against a shear sample (2) and the left end surface of a lower loading plate (4), a limiting groove (10) is arranged on the lower surface of the upper loading plate (1), a limiting bulge (11) matched with the limiting groove (10) is arranged at the top of the positioning block II (7), the limiting bulge (11) at the top of the positioning block II (7) is clamped in the limiting groove (10) on the lower surface of the upper loading plate (1) to realize the limiting of the positioning block II (7), a through hole (12) is arranged at the left end part of the upper loading plate (1), and a limiting column II (8) penetrates through the through hole (12) on the, the left and right movement of the upper loading plate (1) is limited.
2. The shear sample loading plate bonding tool according to claim 1, characterized in that: the number of the limiting columns I (6) is 4, and the limiting columns I are symmetrically distributed on the front side and the rear side of the lower loading plate (4) in pairs.
3. The shear sample loading plate bonding tool according to claim 1, characterized in that: the number of the adjusting screw holes is 2, and the adjusting screw holes are arranged at the right end part of the positioning block I (3) in parallel.
4. The shear sample loading plate bonding tool according to claim 1, characterized in that: and two through holes (12) at the left end part of the upper loading plate (1) are matched with the two limiting columns II (8).
5. The shear sample loading plate bonding tool according to claim 1, characterized in that: the left end of the positioning block I (3) is conical, so that the contact area with a shear sample (2) is reduced, and the interference stress is reduced.
6. The shear sample loading plate bonding tool according to claim 1, characterized in that: the right end face of the lower loading plate (4) is also provided with a limiting groove (10) and a through hole (12).
CN202021820406.1U 2020-08-26 2020-08-26 Shear sample loading plate bonding tool Active CN213711529U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021820406.1U CN213711529U (en) 2020-08-26 2020-08-26 Shear sample loading plate bonding tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021820406.1U CN213711529U (en) 2020-08-26 2020-08-26 Shear sample loading plate bonding tool

Publications (1)

Publication Number Publication Date
CN213711529U true CN213711529U (en) 2021-07-16

Family

ID=76791542

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021820406.1U Active CN213711529U (en) 2020-08-26 2020-08-26 Shear sample loading plate bonding tool

Country Status (1)

Country Link
CN (1) CN213711529U (en)

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