CN212432777U - Geogrid bonding spot peeling test fixture - Google Patents
Geogrid bonding spot peeling test fixture Download PDFInfo
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- CN212432777U CN212432777U CN202021033769.0U CN202021033769U CN212432777U CN 212432777 U CN212432777 U CN 212432777U CN 202021033769 U CN202021033769 U CN 202021033769U CN 212432777 U CN212432777 U CN 212432777U
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Abstract
The utility model provides a geogrid bonding point peeling test fixture, which belongs to the technical field of geogrid detection and comprises a lower pull bracket, a lower pull rod, an adjusting screw rod, a transverse rib belt fixture adjusting frame, a fixture adjusting frame, an adjusting fixture and an upper pull rod; the pull-down bracket comprises a cross beam and two side beams of which the bottom ends are arranged on the cross beam; the top end of the lower pull rod is arranged on the cross beam; two ends of the adjusting screw rod are arranged on the side beams, and a limit nut is sleeved on the adjusting screw rod; the transverse rib clamp adjusting frame comprises two L-shaped beams; the transverse beams of the two L-shaped beams are in sliding fit, and the vertical beams are all arranged on the adjusting screw in a penetrating mode; the clamp adjusting frame comprises a connecting plate and two side plates oppositely arranged on the connecting plate, and a first adjusting bolt penetrates through the side plates through threads; the adjusting clamp comprises a clamping head, a clamping block, a second adjusting bolt and adjusting blocks with different thicknesses. Compared with the existing clamp, the clamp can enable the two clamping surfaces and the stripping axis to be positioned on the same plane so as to ensure that a sample is not twisted when stripped.
Description
Technical Field
The utility model belongs to the technical field of geogrid detects, a geogrid stick-welding point peel test anchor clamps is specifically disclosed.
Background
Geogrid is a major geosynthetic material that has unique properties and efficacy compared to other geosynthetics and is commonly used as a reinforcement for reinforced earth structures or as a reinforcement for composites. The bonding geogrid is formed by extruding high-strength steel wires (or other fibers), is specially treated, is mixed with polyethylene or polypropylene, is added with other additives, and is formed into a composite high-strength tensile strip through extrusion, and the surface of the bonding geogrid is provided with rough embossing. In the test process, two clamping surfaces and a stripping axis need to be in the same plane to ensure that a sample is not twisted during stripping, and the conventional clamp is difficult to ensure that the two clamping surfaces and the stripping axis are in the same plane during the test, so that the twisting phenomenon occurs and the final test result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a geogrid glues solder joint peel test anchor clamps to when improving to carry out the solder joint peel test, two clamping faces are in the coplanar with peeling off the axis when current anchor clamps are difficult to the assurance test technical problem.
In order to achieve the purpose, the utility model provides a geogrid stick welding point peeling test fixture, which comprises a lower pull support, a lower pull rod, an adjusting screw rod, a transverse rib belt fixture adjusting frame, a fixture adjusting frame, an adjusting fixture and an upper pull rod; the pull-down support comprises a cross beam and two side beams, the bottom ends of the two side beams are arranged on the cross beam, and the side beams are provided with adjusting screw mounting holes; the top end of the lower pull rod is arranged on the cross beam; two ends of the adjusting screw rod are arranged on the adjusting screw rod mounting holes, and a limiting nut is sleeved on the adjusting screw rod; the transverse rib clamp adjusting frame comprises two L-shaped beams; the transverse beams of the two L-shaped beams are in sliding fit, the vertical beams are all arranged on the adjusting screw in a penetrating mode, and limiting nuts are arranged on two sides of each vertical beam; the clamp adjusting frames comprise connecting plates and two side plates oppositely arranged on the connecting plates, first adjusting bolts penetrate through the side plates in a threaded mode, the connecting plates of the three clamp adjusting frames are respectively arranged on the inner sides of the two vertical beams and the bottom ends of the upper pull rods and are distributed in a delta shape, and two groups of adjusting clamps for clamping the rib belts are arranged in the same clamp adjusting frame; the adjusting clamp comprises a clamp head, clamping blocks, a second adjusting bolt and adjusting blocks with different thicknesses, a first bolt hole and a second bolt sliding groove are formed in the clamp head, the first bolt hole is arranged on the first adjusting bolt in a penetrating mode, the second bolt sliding groove is provided with the two clamping blocks through the second adjusting bolt, and the adjusting blocks used for adjusting the clamping width are arranged between the two clamping blocks.
Furthermore, a connecting block groove is formed in the inner side of the chuck, and a second bolt sliding groove is formed in the side wall of the connecting block groove; the clamping block is provided with a connecting block matched with the groove of the connecting block; the second adjusting bolt passes through the second bolt sliding groove and is connected with the connecting block.
Further, a transition block is arranged between the clamping block and the connecting block.
Furthermore, the adjusting block comprises a middle plate and mounting convex ridges arranged on two sides of the middle plate; the opposite surfaces of the two clamping blocks are provided with adjusting block grooves matched with the mounting convex edges.
Further, the mounting flange is located at a middle position of the middle plate.
The utility model has the advantages of it is following:
adjusting a second adjusting bolt according to the width of the transverse rib belt, inserting an adjusting block with corresponding thickness to enable the clamping width of the clamping block and the adjusting block to meet the width requirement of the transverse rib belt, fixing the second adjusting bolt to enable the sample transverse rib belt to be located between two groups of adjusting clamps of the clamp adjusting frame, adjusting a transverse rib belt clamp adjusting frame to enable the transversely arranged adjusting clamps to be close to two ends (close to the longitudinal rib belt) of the transverse rib belt of the bonding point, adjusting a first adjusting bolt to enable the adjusting clamps to clamp the transverse rib belt, enabling the clamping length to be twice of the width of the transverse rib belt and not less than 50mm, and fixing a lower pull rod; installing a clamp adjusting frame and an adjusting clamp of a longitudinal rib belt, clamping the longitudinal rib belt in the adjusting clamp, adjusting the clamping width of the longitudinal rib belt in the same process as that of the transverse rib belt, adjusting the positions of the clamp adjusting frame and the adjusting clamp, adjusting a first adjusting bolt to enable the adjusting clamp to clamp the longitudinal rib belt, and fixing an upper pull rod; and (5) enabling the stripping surface to face an operator, starting the tensile testing machine to carry out a stripping test on the bonding point of the sample, and stopping the machine until the bonding point is completely stripped. According to the above, geogrid stick welding point peel test anchor clamps, be a novel simple and easy equipment, simple manufacture, the consumptive material is few, compares with current anchor clamps, can make two clamping faces and peel off the axis and be in the coplanar to the sample does not take place the distortion when guaranteeing to peel off, convenient and fast, save labour and time, therefore the device sexual valence relative altitude has extensive spreading value.
Drawings
FIG. 1 is a schematic structural view of a geogrid welding spot peeling test fixture;
FIG. 2 is a view showing the clamping state of the adjusting clamp on the transverse ribs and the longitudinal ribs;
FIG. 3 is a view of the clamp adjustment frame and the adjustment clamp in combination;
FIG. 4 is a schematic view of the adjustment fixture;
FIG. 5 is a schematic structural view of a clamping block;
fig. 6 is a schematic structural diagram of the adjusting block.
In the figure: 1-a pull-down bracket; 2-adjusting the screw rod; 3-transverse rib clamp adjusting frame; 4-a clamp adjusting frame; 5-an upper pull rod; 6-a limit nut; 7-a first adjusting bolt; 8-a chuck; 8.1-connecting block groove; 9-a clamping block; 9.1-adjusting block groove; 10-a second adjusting bolt; 11-a regulating block; 12-connecting blocks; 13-a transition block; 14-a lower pull rod; 101-transverse ribs; 102-longitudinal ribs.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
The embodiment provides a geogrid bonding point peeling test fixture which comprises a lower pull support 1, a lower pull rod 14, an adjusting screw rod 2, a transverse rib clamp adjusting frame 3, a clamp adjusting frame 4, an adjusting clamp and an upper pull rod 5; the pull-down bracket 1 comprises a cross beam and two side beams, the bottom ends of the two side beams are arranged on the cross beam, and the side beams are provided with adjusting screw mounting holes; the top end of the lower pull rod 14 is arranged on the cross beam; two ends of the adjusting screw rod 2 are arranged on the adjusting screw rod mounting holes, and a limiting nut 6 is sleeved on the adjusting screw rod 2; the transverse reinforcing band clamp adjusting frame 3 comprises two L-shaped beams; the transverse beams of the two L-shaped beams are in sliding fit, the vertical beams are all arranged on the adjusting screw rods 2 in a penetrating mode, and two sides of each vertical beam are provided with limiting nuts 6; the clamp adjusting frames 4 comprise connecting plates and two side plates which are oppositely arranged on the connecting plates, first adjusting bolts 7 are arranged on the side plates in a penetrating mode through threads, the connecting plates of the three clamp adjusting frames 4 are respectively arranged on the inner sides of the two vertical beams and the bottom ends of the upper pull rods 5 and are distributed in a shape like a Chinese character 'pin', and two groups of adjusting clamps for clamping the rib belts are arranged in the same clamp adjusting frame 4; the adjusting clamp comprises a chuck 8, clamping blocks 9, a second adjusting bolt 10 and adjusting blocks 11 with different thicknesses, a first bolt hole and a second bolt sliding groove are formed in the chuck 8, the first bolt hole penetrates through the first adjusting bolt 7, the second bolt sliding groove is provided with the two clamping blocks 9 through the second adjusting bolt 10, and the adjusting blocks 11 used for adjusting clamping width are arranged between the two clamping blocks 9.
Furthermore, a connecting block groove 8.1 is formed in the inner side of the chuck 8, and a second bolt sliding groove is formed in the side wall of the connecting block groove 8.1; the clamping block 9 is provided with a connecting block 12 matched with the connecting block groove 8.1; the second adjusting bolt 10 passes through the second bolt sliding groove and is connected with the connecting block 12. The clamping block 9 is driven to move by the sliding of the connecting block 12 in the connecting block groove 8.1.
Further, a transition block 13 is arranged between the clamping block 9 and the connecting block 12.
Further, the adjusting block 11 comprises a middle plate and mounting convex ridges arranged on two sides of the middle plate; the opposite surfaces of the two clamping blocks 9 are provided with adjusting block grooves 9.1 matched with the mounting convex edges. The cooperation of the installation convex edge and the adjusting block groove 9.1 effectively prevents the adjusting block 11 from falling off.
Further, the mounting flange is located at a middle position of the middle plate.
The use process of the geogrid bonding point peeling test fixture is as follows:
adjusting a second adjusting bolt 10 according to the width of the transverse rib belt 101, inserting an adjusting block 11 with corresponding thickness, enabling the clamping width of a clamping block 9 and the adjusting block 11 to meet the width requirement of the transverse rib belt 101, fixing the second adjusting bolt 10, enabling the transverse rib belt 101 to be located between two groups of adjusting clamps of a clamp adjusting frame 4, adjusting a transverse rib belt clamp adjusting frame 3, enabling the transversely arranged adjusting clamps to be close to two ends (close to a longitudinal rib belt 102) of the transverse rib belt of a bonding point, adjusting a first adjusting bolt 7, enabling the adjusting clamps to clamp the transverse rib belt 101, enabling the clamping length to be twice of the width of the transverse rib belt 101 and not less than 50mm, and fixing a lower pull rod 14; installing a clamp adjusting frame 4 and an adjusting clamp of the longitudinal rib belt 102, clamping the longitudinal rib belt 102 in the adjusting clamp, adjusting the clamping width of the longitudinal rib belt 102 in the same process as that of the transverse rib belt 101, adjusting the positions of the clamp adjusting frame 4 and the adjusting clamp, adjusting a first adjusting bolt 7, enabling the adjusting clamp to clamp the longitudinal rib belt 102, and fixing an upper pull rod 5; and (5) enabling the stripping surface to face an operator, starting the tensile testing machine to carry out a stripping test on the bonding point of the sample, and stopping the machine until the bonding point is completely stripped.
Example 2
The embodiment provides specific dimensions of the clamp for the geogrid welding point peeling test, and the device is mainly made of stainless steel materials.
And (3) pulling down the support 1: is made of rectangular steel with the length of 2cm and the width of 1cm, the length of a cross beam is 37cm, the height of a side beam is 15cm, and the diameter of an adjusting screw mounting hole is 1cm
Lower pull rod 14: the diameter is 2cm and the height is 10 cm.
Adjusting the screw rod 2: the diameter is 1cm, the diameter of the limit nut 6 is 2cm, and the inner diameter is 1 cm.
Horizontal muscle area anchor clamps alignment jig 3: the vertical beam is made of square steel with the side length of 2cm and the height of 24.5 cm; adjusting the diameter of a screw hole to be 1 cm; the transverse beam is made of square steel with the side length of 1cm, the length of the transverse beam is 21cm, the depth of the groove is 5mm, the height of the convex edge is 5mm, and the convex edge is inserted into the groove.
The clamp adjusting frame 4: the height is 4.5cm, the thickness is 5mm, the length of the connecting plate is 11.2cm, and the length of the side plate is 6 cm.
First adjusting bolt 7: the diameter of the screw is 5mm, the length of the screw is 1.2cm, the diameter of the screw cap is 9mm, and the thickness of the screw cap is 2 mm.
Adjusting the clamp: the side length of the chuck 8 is 1cm, the height of the chuck is 4.5cm, the diameter of the first bolt hole is 5mm, the depth of the first bolt hole is 2mm, and the length of the second bolt sliding groove is 4.1cm, and the width of the second bolt sliding groove is 2 mm; the length of the clamping block 9 is 7cm, the width is 3cm, the thickness is 1cm, and the depth of the groove 9.1 of the adjusting block is 4 mm; the diameter of a screw rod of the second adjusting bolt 10 is 2mm, the length of the screw rod is 6mm, the diameter of a screw cap is 4mm, and the thickness of the screw cap is 2 mm; the length of the adjusting block 11 is 7cm, the width is 3cm, the thickness is 5mm, and the side length of the mounting convex edge is 4 mm; the transition block 13 is a cube with a side length of 1 cm.
The upper pull rod 5: the diameter is 2cm and the height is 10 cm.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. The geogrid bonding point peeling test fixture is characterized by comprising a pull-down bracket, a pull-down rod, an adjusting screw, a transverse rib clamp adjusting frame, a clamp adjusting frame, an adjusting clamp and an upper pull rod;
the pull-down support comprises a cross beam and two side beams, the bottom ends of the two side beams are arranged on the cross beam, and the side beams are provided with adjusting screw mounting holes;
the top end of the lower pull rod is arranged on the cross beam;
two ends of the adjusting screw rod are arranged on the adjusting screw rod mounting holes, and a limiting nut is sleeved on the adjusting screw rod;
the transverse reinforcing band clamp adjusting frame comprises two L-shaped beams;
the transverse beams of the two L-shaped beams are in sliding fit, the vertical beams are all arranged on the adjusting screw in a penetrating mode, and limiting nuts are arranged on two sides of each vertical beam;
the clamp adjusting frames comprise connecting plates and two side plates oppositely arranged on the connecting plates, first adjusting bolts penetrate through the side plates in a threaded mode, the connecting plates of the three clamp adjusting frames are respectively arranged on the inner sides of the two vertical beams and the bottom ends of the upper pull rods and are distributed in a delta shape, and two groups of adjusting clamps for clamping the rib belts are arranged in the same clamp adjusting frame;
the adjusting clamp comprises a clamp head, clamping blocks, a second adjusting bolt and adjusting blocks with different thicknesses, a first bolt hole and a second bolt sliding groove are formed in the clamp head, the first bolt hole penetrates through the first adjusting bolt, the two clamping blocks are installed on the second bolt sliding groove through the second adjusting bolt, and the adjusting blocks used for adjusting the clamping width are arranged between the two clamping blocks.
2. The geogrid stick-weld point peeling test fixture according to claim 1, wherein a connecting block groove is formed in the inner side of the chuck, and a second bolt sliding groove is formed in the side wall of the connecting block groove;
the clamping block is provided with a connecting block matched with the connecting block groove;
and the second adjusting bolt passes through the second bolt sliding groove and is connected with the connecting block.
3. The geogrid tack-welding point peel test fixture of claim 2, wherein a transition block is arranged between the clamp block and the connecting block.
4. The geogrid welding point peeling test fixture according to claim 3, wherein the adjusting block comprises a middle plate and mounting convex ridges arranged on two sides of the middle plate;
the opposite surfaces of the two clamping blocks are provided with adjusting block grooves matched with the mounting convex edges.
5. The geogrid tack-welding point peel test fixture of claim 4, wherein the mounting flange is located at a middle position of the middle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021033769.0U CN212432777U (en) | 2020-06-08 | 2020-06-08 | Geogrid bonding spot peeling test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021033769.0U CN212432777U (en) | 2020-06-08 | 2020-06-08 | Geogrid bonding spot peeling test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212432777U true CN212432777U (en) | 2021-01-29 |
Family
ID=74272021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021033769.0U Active CN212432777U (en) | 2020-06-08 | 2020-06-08 | Geogrid bonding spot peeling test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212432777U (en) |
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2020
- 2020-06-08 CN CN202021033769.0U patent/CN212432777U/en active Active
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