CN215148395U - Auxiliary clamp for curing reinforcing sheet of composite material test piece - Google Patents
Auxiliary clamp for curing reinforcing sheet of composite material test piece Download PDFInfo
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- CN215148395U CN215148395U CN202120981877.9U CN202120981877U CN215148395U CN 215148395 U CN215148395 U CN 215148395U CN 202120981877 U CN202120981877 U CN 202120981877U CN 215148395 U CN215148395 U CN 215148395U
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Abstract
An auxiliary clamp for curing a reinforcing sheet of a composite material test piece comprises a bottom plate (1), a fixing plate (2) and a side supporting plate (104); the bottom plate is provided with a bottom plate groove (101) and a fixing groove (102) for fixing a test piece, and two side supporting plates with the same shape and size are respectively arranged at two ends of the bottom plate; the inner side of the side supporting plate is provided with a T-shaped groove (105) in the vertical direction, and T-shaped heads (202) arranged at two ends of the fixing plate are embedded into the side supporting plate and slide up and down under the guidance of the T-shaped groove; the fixing plate and the bottom plate are tightly connected through a bolt (3), a spring (4) and a nut (5). The utility model discloses supplementary anchor clamps structure simple installation, convenient to use.
Description
Technical Field
The utility model relates to an auxiliary fixture for solidification of combined material test piece reinforcing sheet belongs to the experimental technical field of combined material.
Background
As composite materials become more widely used, the need for testing the properties of the composite materials is increasing. Only by accurately mastering various mechanical properties of the composite material, the novel material can be better applied to engineering practice and plays a role.
When the composite material is subjected to tension-compression performance test, particularly for orthotropic materials, reinforcing sheets are often required to be adhered to two ends of the composite material so as to prevent the end of the composite material from being crushed or damaged due to stress concentration in the test process. When the reinforcing sheet is pasted and cured, pressure is required to be applied to enable the reinforcing sheet to be completely attached to the test piece, and the reinforcing sheet is enabled to be stressed uniformly in all directions, so that the reinforcing sheet is prevented from slipping in the curing process, the curing failure is caused, and the test piece is invalid. There is currently no dedicated structural device to address this need.
Disclosure of Invention
The utility model aims at providing a, in order to paste better and strengthen the piece and carry out the solidification when drawing pressure capability test to combined material, disclose an auxiliary fixture that is used for the combined material test piece to strengthen the piece solidification.
The utility model adopts the following technical scheme that the auxiliary fixture for curing the reinforcing sheet of the composite material test piece comprises a bottom plate, a fixed plate and a side support plate; the bottom plate is provided with a fixing groove for fixing a test piece, and two side supporting plates with the same shape and size are respectively arranged at two ends of the bottom plate; t-shaped grooves in the vertical direction are formed in the inner sides of the side supporting plates, and T-shaped heads arranged at two ends of the fixing plate are embedded into the side supporting plates and guided by the T-shaped grooves to slide up and down; the fixing plate and the bottom plate are connected through a fastening device.
The bottom plate is of an I-shaped plate-shaped structure, and a bottom plate groove with the size smaller than the rectangular area of the bottom plate and the depth smaller than the thickness of the bottom plate is formed in the bottom plate; a fixing groove which is the same as the test piece in shape and used for fixing the test piece is arranged on the periphery of the groove of the bottom plate, the outline size of the fixing groove is matched with the peripheral size of the groove of the bottom plate, and the depth of the fixing groove is smaller than that of the groove of the bottom plate; four corners of the I-shaped bottom plate are respectively provided with a bottom plate bolt hole.
The fixed plate is also of an I-shaped plate-shaped structure with the same shape and size as the bottom plate; the middle parts of two ends of the I-shaped head of the fixing plate are provided with protruding T-shaped head structures; four corners of the I-shaped fixing plate are respectively provided with a fixing plate bolt hole.
The side support plate is of a rectangular plate-shaped structure, and the width dimension of the side support plate is consistent with the middle width of the I-shaped bottom plate; the side support plate is vertically installed and fixed in the middle of two ends of the I-shaped bottom plate; t-shaped grooves arranged in the vertical direction on the inner sides of the side branch plates are matched with I-shaped heads at two ends of the fixing plate.
After the T-shaped heads at the two ends of the fixing plate are matched with the T-shaped grooves on the side supporting plates arranged on the bottom plate, the fixing plate is aligned with the bolt holes at the four corners of the bottom plate, and bolts, springs and nuts are arranged. The spring guarantees continuous pretightening force between the bottom plate and the fixing plate in the curing process, and avoids the problem of reinforcing sheet deviation caused by liquefaction of the glue-avoiding film.
The utility model discloses an operating principle is as follows, according to the test piece size, disposes corresponding size's fixed slot on the bottom plate, places the fixed slot in the bottom plate recess and places the test piece in the fixed slot. And (3) placing the T-shaped heads at the two ends of the fixed plate into the T-shaped grooves on the side supporting plates to slide, and covering the surfaces of the test pieces. And fastening bolts with springs penetrate through the through holes, and the four fastening bolts are screwed to the same position. Only need put into corresponding inslot with the test piece, screw up the bolt, can accomplish solidification preparation work, the simple operation, and can guarantee the solidification success rate.
The utility model has the advantages that the utility model can ensure that the bottom plate and the fixed plate are parallel to each other, thereby ensuring that the test piece reinforcing sheet is uniformly stressed all the time in the curing process; the utility model discloses supplementary anchor clamps simple structure, convenient to use can improve labor efficiency and guarantee the solidification success rate simultaneously. The utility model discloses supplementary anchor clamps can be used to the solidification of piece is strengthened to various standard or nonstandard size combined material tensile compression test pieces.
Drawings
FIG. 1 is a schematic structural view of an auxiliary clamp of the present invention;
FIG. 2 is a front view of the auxiliary clamp of the present invention;
FIG. 3 is a top view of the bottom plate of the auxiliary clamp of the present invention;
FIG. 4 is a top view of a fixing plate of the auxiliary clamp of the present invention;
in the figure: 1 is a bottom plate; 2 is a fixed plate; 3 is a bolt; 4 is a spring; 5 is a nut; 101 is a bottom plate groove; 102 is a fixed groove; 103 is a bottom plate bolt hole; 104 is a side support plate; 105 is a T-shaped groove; 201 is a fixing plate bolt hole; 202 is a T-head.
Detailed Description
As shown in the figures, fig. 1-2 are structural diagrams of the auxiliary clamp of the present invention; FIG. 3 is a schematic view of a fixing plate structure of the auxiliary clamp of the present invention; fig. 4 is a schematic view of a fixing plate structure of the auxiliary clamp of the present invention.
The auxiliary fixture for curing the reinforcing sheet of the composite material test piece comprises a bottom plate 1, a fixing plate 2 and side supporting plates 104.
The bottom plate of the embodiment is of an I-shaped structure and is provided with a bottom plate groove 101 and a fixing groove 102; side support plates 104 are vertically arranged on two sides of the bottom plate, and T-shaped grooves are formed in the inner sides of the side support plates 104; the base plate 1 and the side branch plates 104 are connected by fastening means.
The T-shaped grooves of the side brackets 104 of the present embodiment are arranged in parallel and in the thickness direction of the test piece.
The fixing plate 2 of this embodiment is also an i-shaped structure, but both ends of the i-shaped fixing plate are provided with T-shaped heads 202, which are adapted to the T-shaped grooves on the side supporting plates 104.
The fastening means of this embodiment is a bolt equipped with a spring. Four corners of the I-shaped bottom plate are provided with bottom plate bolt holes 103; four corners of the I-shaped fixing plate are provided with fixing plate bolt holes 201; the upper and lower bolt holes are aligned; the bottom plate 1 and the fixing plate 2 are connected and fastened through bolts 3, springs 4 and nuts 5.
The present embodiment configures the floor groove 101 and the fixing groove 102 having corresponding dimensions according to the size of the test piece, and places the test piece in the fixing groove 102. The T-shaped heads 202 at the two ends of the fixing plate 2 are placed in the T-shaped grooves 105 on the side support plates 104 to slide and cover the surface of the test piece. The four fastening bolts 3 are screwed to the same position with the fastening bolts 3 with the springs 4 passing through the through holes.
Only need put into corresponding inslot with the test piece, screw up the bolt, can accomplish solidification preparation work, the simple operation, and can guarantee the solidification success rate.
Claims (5)
1. An auxiliary clamp for curing a reinforcing sheet of a composite material test piece is characterized by comprising a bottom plate, a fixing plate and a side supporting plate; the bottom plate is provided with a fixing groove for fixing a test piece, and two side supporting plates with the same shape and size are respectively arranged at two ends of the bottom plate; t-shaped grooves in the vertical direction are formed in the inner sides of the side supporting plates, and T-shaped heads arranged at two ends of the fixing plate are embedded into the side supporting plates and guided by the T-shaped grooves to slide up and down; the fixing plate and the bottom plate are connected through a fastening device.
2. The auxiliary clamp for curing the reinforcing sheet of the composite material test piece as claimed in claim 1, wherein the base plate is of an i-shaped plate structure, and a base plate groove with a size smaller than a rectangular area of the base plate and a depth smaller than the thickness of the base plate is formed in the base plate; a fixing groove which is the same as the test piece in shape and used for fixing the test piece is arranged on the periphery of the groove of the bottom plate, the outline size of the fixing groove is matched with the peripheral size of the groove of the bottom plate, and the depth of the fixing groove is smaller than that of the groove of the bottom plate; four corners of the I-shaped bottom plate are respectively provided with a bottom plate bolt hole.
3. The auxiliary clamp for curing the reinforcing sheet of the composite material test piece is characterized in that the fixing plate is also in an I-shaped plate-shaped structure with the same shape and size as the bottom plate; the middle parts of two ends of the I-shaped head of the fixing plate are provided with protruding T-shaped head structures; four corners of the I-shaped fixing plate are respectively provided with a bottom plate bolt hole.
4. The auxiliary clamp for curing the reinforcing sheet of the composite material test piece as claimed in claim 1, wherein the side supporting plate is of a rectangular plate-shaped structure, and the width dimension of the side supporting plate is consistent with the middle width of the I-shaped bottom plate; the side support plate is vertically installed and fixed in the middle of two ends of the I-shaped bottom plate; t-shaped grooves arranged in the vertical direction on the inner sides of the side branch plates are matched with I-shaped heads at two ends of the fixing plate.
5. The auxiliary fixture for curing the reinforcing sheet of the composite material test piece as claimed in claim 4, wherein after the I-shaped heads at the two ends of the fixing plate are fitted into the T-shaped grooves on the side supporting plates mounted on the base plate, the fixing plate is aligned with the bolt holes at the four corners of the base plate, and bolts, springs and nuts are mounted.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120981877.9U CN215148395U (en) | 2021-05-10 | 2021-05-10 | Auxiliary clamp for curing reinforcing sheet of composite material test piece |
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CN202120981877.9U CN215148395U (en) | 2021-05-10 | 2021-05-10 | Auxiliary clamp for curing reinforcing sheet of composite material test piece |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115301488A (en) * | 2022-08-30 | 2022-11-08 | 浙江恒石纤维基业有限公司 | Combined material sample processing auxiliary fixtures |
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2021
- 2021-05-10 CN CN202120981877.9U patent/CN215148395U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115301488A (en) * | 2022-08-30 | 2022-11-08 | 浙江恒石纤维基业有限公司 | Combined material sample processing auxiliary fixtures |
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