CN212483144U - Auxiliary clamp for bending experiment - Google Patents
Auxiliary clamp for bending experiment Download PDFInfo
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- CN212483144U CN212483144U CN202021191076.4U CN202021191076U CN212483144U CN 212483144 U CN212483144 U CN 212483144U CN 202021191076 U CN202021191076 U CN 202021191076U CN 212483144 U CN212483144 U CN 212483144U
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Abstract
The utility model relates to an auxiliary clamp for bending experiment relates to clamping device technical field, aims at solving the problem that the material that relevant art is not convenient for buckle the experiment to marking time, cable support etc. and carry out the centre gripping at the cantilever state. The clamping device comprises a bottom plate, wherein at least two groups of supporting plates are arranged on one side of the bottom plate, a lower clamping plate is arranged on the supporting plate, an upper clamping plate is arranged on the lower clamping plate, and the upper clamping plate and the lower clamping plate are connected through a locking assembly. This application has and is convenient for carry out the centre gripping, convenient and practical's effect to the material that needs buckle the experiment at the cantilever state.
Description
Technical Field
The application relates to the technical field of clamping devices, in particular to an auxiliary clamp for bending experiments.
Background
At present, steps frequently used in maintenance manholes, fire ladders and downward climbing steps of inspection wells such as sewer pipes, underground gas pipelines, tap water pipelines, underground cable channels, telecommunication power, building fire ladders, communication channels and the like have certain bending resistance requirements. When the bending resistance of the material stressed on the cantilever, such as a step, a cable support and the like, is detected, the material to be detected needs to be clamped, so that the material to be detected is in a cantilever state and then is detected, and the detection result is ensured to be matched with the actual use working condition.
The utility model discloses a chinese utility model patent that bulletin number is CN 207336215U discloses a metal material is anchor clamps for bending test, and it includes bottom plate and clamping part, and the one end of its bottom plate is standing and is fixing left riser, the other end is fixing right riser, is equipped with the track more than two sets of on the bottom plate between left riser and the right riser, and the sliding plate is being connected in the movable fit on the track, is fixing the slide bar more than one on the sliding plate right side wall, and the outer end of slide bar passes right riser, all is nesting the spring on the slide bar between sliding plate and the right riser, left riser and sliding plate top all install the cooperation more than a set of and use removable clamping part. During the use, adjust the slide bar, the slide bar drives the sliding plate and removes, and the interval between sliding plate and the left riser slightly is greater than waiting to detect material length or width, removes to detect the material and is close to the clamping part of left riser and sliding plate, adjusts the clamping part of left riser and sliding plate and treats the material of detecting and carry out the centre gripping, accomplishes to detect that the material is fixed, begins to detect.
In view of the above-mentioned related art, the inventor considered that there was a drawback that it was not convenient to clamp a material such as a step, a cable holder, etc. which was required to be subjected to a bending test in a cantilever state.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the material to the experiment of buckling in the cantilever state of needs to carry out the centre gripping, this application provides an auxiliary clamp for the experiment of buckling.
The application provides a pair of auxiliary clamp for bending experiment adopts following technical scheme:
the utility model provides an experimental auxiliary clamp buckles, includes the bottom plate, bottom plate one side is provided with at least two sets of backup pads, be provided with the lower plate in the backup pad, be provided with the punch holder on the lower plate, connect through locking Assembly between punch holder and the lower plate.
By adopting the technical scheme, the locking assembly is adjusted, the limit of the locking assembly on the upper clamping plate is cancelled, the upper clamping plate is moved towards the direction far away from the lower clamping plate until the distance between the upper clamping plate and the lower clamping plate is larger than the thickness of the material to be detected, the fixed end of the material to be detected is plugged between the upper clamping plate and the lower clamping plate, the cantilever pressure-bearing end of the material to be detected is positioned above the bottom plate and in a suspended state, the upper clamping plate is pressed downwards, the fixed end of the material to be detected is clamped by the upper clamping plate and the lower clamping plate, the locking assembly is adjusted to lock the upper clamping plate to complete the fixation of the material to be detected, the clamp clamped with the material to be detected is moved to the lower part of the detection device until the cantilever pressure-bearing end of the material to be detected is positioned under the pressure head of the detection device, the detection device is started, the pressure head is, carrying out detection; the designed lower clamping plate, the upper clamping plate and the locking assembly clamp the material to be tested together; set up backup pad, lower plate and punch holder on one side of the bottom plate for wait to detect the cantilever pressure-bearing end of material and can be located the bottom plate top, avoid detection device's pressure head to wait to detect the cantilever end of material and apply the too big and side-turning of load in-process anchor clamps unilateral atress, guarantee to detect going on smoothly, simple structure, the practicality is strong, reaches and is convenient for carry out the effect of centre gripping to the material that needs buckle the experiment at the cantilever state.
Preferably, the locking assembly comprises a locking bolt penetrating through the upper clamping plate and the lower clamping plate, and the locking bolt penetrates out of one side of the upper clamping plate and one side of the lower clamping plate and is in threaded connection with a locking nut.
Through adopting above-mentioned technical scheme, when adjusting locking Assembly, through rotatory lock nut, can realize the clamp of punch holder and lower plate tightly with relax, simple structure, be convenient for adjust convenient and practical.
Preferably, the head of the locking bolt is arranged below the lower clamping plate.
By adopting the technical scheme, when a material to be detected is clamped, the locking nut is screwed to increase the distance between the locking nut and the bolt head of the locking bolt, the upper clamping plate is lifted to move towards the direction away from the lower clamping plate, the fixed end of the material to be detected is plugged between the upper clamping plate and the lower clamping plate, the cantilever pressure-bearing end of the material to be detected is positioned above the bottom plate and is in a suspended state, the upper clamping plate is pressed downwards to clamp the fixed end of the material to be detected by the upper clamping plate and the lower clamping plate, the locking nut is screwed reversely, the locking nut is close to the bolt head of the locking bolt until the upper clamping plate and the lower clamping plate are clamped by the bolt head of the locking nut and the locking bolt, and; the designed locking bolt and the locking nut are convenient to adjust and clamp, and are convenient and practical.
Preferably, the locking assembly comprises a locking bolt penetrating through the upper clamping plate, a threaded hole for the screw rod of the locking bolt to penetrate is formed in the lower clamping plate, and an adjusting piece is sleeved on the screw rod of the locking bolt above the upper clamping plate.
By adopting the technical scheme, when a material to be measured is clamped, the locking bolt is screwed off, the adjusting piece is taken down, the thickness of the adjusting piece is reduced according to the thickness of the material to be measured, then the adjusting piece is sleeved on the locking bolt, the upper clamping plate is lifted to move towards the direction away from the lower clamping plate, the fixed end of the material to be measured is plugged between the upper clamping plate and the lower clamping plate, the cantilever bearing end of the material to be measured is positioned above the bottom plate and is in a suspended state, the upper clamping plate is pressed downwards, the fixed end of the material to be measured is clamped by the upper clamping plate and the lower clamping plate, the locking bolt sleeved with the adjusting piece is installed, the locking bolt is screwed into the threaded hole until the adjusting piece is tightly abutted against the top wall; the locking bolt, the threaded hole and the adjusting piece are matched, so that the materials to be tested with various thicknesses can be clamped conveniently, the application range is wide, and the use is convenient.
Preferably, a reinforcing rib plate is further arranged between the bottom plate and the lower clamping plate, and the reinforcing rib plate is fixedly connected with the supporting plate.
Through adopting above-mentioned technical scheme, the support to lower splint is strengthened to the reinforcing floor of design, reduces backup pad and lower splint compressive deformation's during the detection probably.
Preferably, handles are correspondingly arranged on two opposite side walls in the length direction of the upper clamping plate.
Through adopting above-mentioned technical scheme, the handle of design is convenient for carry and is pulled the punch holder, conveniently carries out the centre gripping to the material that awaits measuring, facilitates the use.
Preferably, the bottom plate is kept away from backup pad one side and can dismantle fixedly connected with extension plate, just extension plate diapire and bottom plate diapire set up on the coplanar.
By adopting the technical scheme, the designed lengthened plate lengthens the bottom plate, so that the clamp can clamp the material to be detected with larger length scale for bending experiment, the application range of the clamp is enlarged, and the applicability of the clamp is improved; extension board diapire and bottom plate diapire set up on the coplanar, avoid behind the bottom plate installation extension bottom plate, extension board part is unsettled or bottom plate part is unsettled, guarantee that bottom plate and extension board combined action reach the purpose of treating the stable support of detected material.
Preferably, the extension plate comprises a plurality of clamping plates which are sequentially arranged along the length direction of the bottom plate in a splicing mode.
Through adopting above-mentioned technical scheme, the joint board of design extends bottom plate length through the joint board concatenation, is convenient for correspond the adjustment, convenient and practical to bottom plate length according to treating the material length specification of detecting.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the designed lower clamping plate, the upper clamping plate and the locking assembly clamp the material to be tested together; the support plate, the lower clamping plate and the upper clamping plate are arranged on one side of the base plate, so that the cantilever pressure-bearing end of the material to be detected can be positioned above the base plate, the phenomenon that the single side of the clamp is stressed too much and turned over when a pressure head of a detection device applies load to the cantilever end of the material to be detected is avoided, the detection is ensured to be carried out smoothly, the structure is simple, the practicability is high, and the effect of conveniently clamping the material to be subjected to a bending experiment in a cantilever state is achieved;
2. the designed lengthened plate lengthens the bottom plate, so that the clamp can clamp a material to be detected with a larger length specification for a bending experiment, the application range of the clamp is enlarged, and the applicability of the clamp is improved; the bottom wall of the lengthened plate and the bottom wall of the bottom plate are arranged on the same plane, so that the lengthened plate is prevented from being suspended or the bottom plate is prevented from being suspended after the lengthened plate is installed on the bottom plate, and the purpose of stably supporting the material to be detected under the combined action of the bottom plate and the lengthened plate is achieved;
3. the joint board of design adds long to bottom plate length through the joint board concatenation, is convenient for correspond the adjustment, convenient and practical to bottom plate length according to waiting to detect material length specification.
Drawings
Fig. 1 is a schematic view of the overall structure of an auxiliary clamp for bending experiments in embodiment 1 of the present application.
Fig. 2 is a schematic view of the overall structure of the auxiliary clamp for bending test in embodiment 1 of the present application.
Description of reference numerals: 1. a base plate; 2. a support plate; 3. a lower splint; 31. a threaded hole; 4. an upper splint; 5. a locking assembly; 51. locking the bolt; 52. locking the nut; 53. an adjustment member; 6. a reinforcing rib plate; 7. a handle; 8. a lengthening plate; 81. the joint board.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
Example 1
Referring to fig. 1, the auxiliary clamp for bending experiments comprises a bottom plate 1, at least two sets of supporting plates 2 are welded on one side of the bottom plate 1, reinforcing rib plates 6 are welded between the supporting plates 2, lower clamping plates 3 are welded above the supporting plates 2 and the reinforcing rib plates 6, upper clamping plates 4 are lapped on the lower clamping plates 3, handles 7 are correspondingly welded on two opposite side walls of the upper clamping plates 4 in the length direction, and the upper clamping plates 4 and the lower clamping plates 3 are connected through locking assemblies 5. In this embodiment, the supporting plates 2 are provided with two sets, and the two supporting plates 2 support the lower clamping plate 3 together.
Referring to fig. 1, the locking assembly 5 is provided in four groups, which are respectively provided at four corners of the upper and lower clamping plates 4 and 3. Locking Assembly 5 is including the locking bolt 51 that runs through punch holder 4 and lower plate 3, and the bolt head of locking bolt 51 sets up in lower plate 3 below, and locking bolt 51 wears out lower plate 3 and punch holder 4 one side threaded connection has lock nut 52, still installs the gasket between lock nut 52 and the punch holder 4 roof.
Referring to fig. 1, in order to increase the application range of the fixture, an elongated plate 8 is disposed on a side of the bottom plate 1 away from the supporting plate 2, and a bottom wall of the elongated plate 8 and a bottom wall of the bottom plate 1 are disposed on the same plane. Lengthened plate 8 includes that a plurality of blocks set gradually joint board 81 along 1 length direction of bottom plate, joint board 81 is close to integrative being provided with L type fixture block on the lateral wall of bottom plate 1 one side, bottom plate 1 keeps away from 2 diapire of one side of backup pad and lengthened plate 8 and keeps away from all offering the draw-in groove that supplies L type draw-in groove joint on the diapire of bottom plate 1 one side, bottom plate 1 and the joint board 81 adjacent with bottom plate 1 assemble fixedly through L type fixture block and draw-in groove joint, also assemble fixedly through L type fixture block and draw-in groove joint between the adjacent lengthened plate 8.
The implementation principle of the embodiment 1 is as follows: when clamping a material to be measured, screwing the locking nut 52 to increase the distance between the locking nut 52 and the bolt head of the locking bolt 51; the upper clamping plate 4 is pulled, so that the upper clamping plate 4 moves towards the direction far away from the lower clamping plate 3, the fixed end of the material to be detected is plugged between the upper clamping plate 4 and the lower clamping plate 3, the cantilever pressure-bearing end of the material to be detected is positioned above the bottom plate 1 and is in a suspended state, and the upper clamping plate 4 is pressed downwards, so that the fixed end of the material to be detected is clamped by the upper clamping plate 4 and the lower clamping plate 3; and reversely screwing the locking nut 52, wherein the locking nut 52 is close to the bolt head of the locking bolt 51 until the locking nut 52 and the bolt head of the locking bolt 51 clamp the upper clamping plate 4 and the lower clamping plate 3 in the middle, and clamping the material to be tested.
The fixture with the material to be detected is moved to the lower part of the detection device until the cantilever pressure-bearing end of the material to be detected is positioned under the pressure head of the detection device, the detection device is started, the pressure head of the detection device is pressed downwards, the pressure head is contacted with the cantilever pressure-bearing end of the material to be detected, and the load is applied to the material to be detected according to the detection standard, so that the detection is carried out.
Example 2
Referring to fig. 2, the difference between this embodiment and embodiment 1 is that the locking assembly 5 includes a locking bolt 51 installed to penetrate through the upper clamp plate 4, the lower clamp plate 3 is provided with a threaded hole 31 for a screw of the locking bolt 51 to penetrate through, an adjusting member 53 is sleeved on the screw of the locking bolt 51 above the upper clamp plate 4, the adjusting member 53 includes at least one of a gasket, a nut, and a sleeve, and in this embodiment, the adjusting member 53 is configured as a gasket and a nut.
The implementation principle of the embodiment 2 is as follows: when the material to be measured is clamped, the locking bolt 51 is screwed off, the adjusting piece 53 is taken down, the thickness of the adjusting piece 53 is reduced according to the thickness of the material to be measured, and then the adjusting piece 53 is sleeved on the locking bolt 51. Carry and draw punch holder 4 for punch holder 4 removes to keeping away from 3 directions of lower plate, fills in the stiff end of the material that awaits measuring between punch holder 4 and lower plate 3, and makes the cantilever pressure-bearing end of the material that awaits measuring be located bottom plate 1 top and be in unsettled state, pushes down punch holder 4, makes punch holder 4 and lower plate 3 press from both sides the stiff end of the material that awaits measuring tight. And (3) installing a locking bolt 51 sleeved with an adjusting piece 53, and screwing the locking bolt 51 into the threaded hole 31 until the adjusting piece 53 is tightly abutted against the top wall of the upper clamping plate 4 to complete clamping of the material to be tested.
The fixture with the material to be detected is moved to the lower part of the detection device until the cantilever pressure-bearing end of the material to be detected is positioned under the pressure head of the detection device, the detection device is started, the pressure head of the detection device is pressed downwards, the pressure head is contacted with the cantilever pressure-bearing end of the material to be detected, and the load is applied to the material to be detected according to the detection standard, so that the detection is carried out.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an experimental supplementary anchor clamps of buckling which characterized in that: the clamping device comprises a base plate (1), wherein at least two groups of supporting plates (2) are arranged on one side of the base plate (1), a lower clamping plate (3) is arranged on the supporting plates (2), an upper clamping plate (4) is arranged on the lower clamping plate (3), and the upper clamping plate (4) and the lower clamping plate (3) are connected through a locking assembly (5).
2. The auxiliary clamp for bending experiments according to claim 1, wherein: locking Assembly (5) are including running through locking bolt (51) of punch holder (4) and lower plate (3), locking bolt (51) are worn out punch holder (4) and lower plate (3) one side threaded connection have lock nut (52).
3. The auxiliary jig for bending experiments according to claim 2, characterized in that: the bolt head of the locking bolt (51) is arranged below the lower clamping plate (3).
4. The auxiliary clamp for bending experiments according to claim 1, wherein: locking Assembly (5) is including running through locking bolt (51) that punch holder (4) set up, offer the confession on lower plate (3) screw hole (31) that the screw rod of locking bolt (51) penetrated, in punch holder (4) top the cover is equipped with regulating part (53) on the screw rod of locking bolt (51).
5. The auxiliary clamp for bending experiments according to claim 1, wherein: and a reinforcing rib plate (6) is also arranged between the bottom plate (1) and the lower clamping plate (3), and the reinforcing rib plate (6) is fixedly connected with the supporting plate (2).
6. The auxiliary clamp for bending experiments according to claim 1, wherein: handles (7) are correspondingly arranged on two opposite side walls of the upper splint (4) in the length direction.
7. The auxiliary clamp for bending experiments according to claim 1, wherein: one side of the bottom plate (1) far away from the supporting plate (2) is detachably and fixedly connected with an elongated plate (8), and the bottom wall of the elongated plate (8) and the bottom wall of the bottom plate (1) are arranged on the same plane.
8. The auxiliary jig for bending experiments according to claim 7, characterized in that: the lengthened plate (8) comprises a plurality of clamping plates (81) which are sequentially arranged along the length direction of the bottom plate (1) and are spliced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021191076.4U CN212483144U (en) | 2020-06-23 | 2020-06-23 | Auxiliary clamp for bending experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021191076.4U CN212483144U (en) | 2020-06-23 | 2020-06-23 | Auxiliary clamp for bending experiment |
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| Publication Number | Publication Date |
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| CN212483144U true CN212483144U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021191076.4U Active CN212483144U (en) | 2020-06-23 | 2020-06-23 | Auxiliary clamp for bending experiment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720541A (en) * | 2021-08-17 | 2021-11-30 | 济南恒瑞金试验机有限公司 | Self-tapping performance double-position testing machine for pressing and pulling force, rotating torque and self-tapping performance of medical bone screw |
| CN114102395A (en) * | 2021-11-30 | 2022-03-01 | 海南电网有限责任公司三亚供电局 | Transformer substation's plane fastener grinding device |
-
2020
- 2020-06-23 CN CN202021191076.4U patent/CN212483144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720541A (en) * | 2021-08-17 | 2021-11-30 | 济南恒瑞金试验机有限公司 | Self-tapping performance double-position testing machine for pressing and pulling force, rotating torque and self-tapping performance of medical bone screw |
| CN114102395A (en) * | 2021-11-30 | 2022-03-01 | 海南电网有限责任公司三亚供电局 | Transformer substation's plane fastener grinding device |
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