CN220270998U - Bending clamp for mechanical property test - Google Patents
Bending clamp for mechanical property test Download PDFInfo
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- CN220270998U CN220270998U CN202321887643.3U CN202321887643U CN220270998U CN 220270998 U CN220270998 U CN 220270998U CN 202321887643 U CN202321887643 U CN 202321887643U CN 220270998 U CN220270998 U CN 220270998U
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- bending
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- clamping
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- 238000012360 testing method Methods 0.000 title claims abstract description 97
- 238000005452 bending Methods 0.000 title claims abstract description 69
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 26
- 238000012423 maintenance Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Abstract
The utility model discloses a bending fixture for mechanical property test in the technical field of mechanical property test of materials, which comprises a bending test mechanism, wherein the bending test mechanism comprises a test box body and a protection plate for mechanical property test, the protection plate is arranged on the front side and the back side of the test box body, the top pressing plate can be limited and connected in a bending test cavity through a limiting slide rod and a positioning hole structure, the two sides of the lifting-adjusting top pressing plate can also be guided and limited, fixing screws are respectively arranged at one ends of two groups of limiting slide rods, and fixing holes are respectively arranged at the two sides of the top of a supporting top plate, the supporting top plate with a hydraulic cylinder at the top is connected and fixed at the top of the supporting frame due to the fact that the fixing holes are matched with the fixing screw structure, and the supporting frame can be disassembled, connected, maintained and replaced according to the use condition of a driving part, so that the practicability of the device in the technical field of mechanical property test of materials can be improved.
Description
Technical Field
The utility model relates to the technical field of mechanical property tests of materials, in particular to a bending clamp for a mechanical property test.
Background
The bending fixture is one kind of mechanical performance testing equipment and is used mainly in testing the bending performance of material or structure under stress. It generally consists of two support points and one loading point. The material or structure is sandwiched between the support points and the loading points apply a force or moment to cause bending deformation. The bending fixture is designed to simulate bending loads experienced by a material or structure in real applications and evaluate its bending properties. By applying a suitable force or moment in the clamp, performance indicators such as bending stiffness, bending strength, bending deformation and the like of the material or structure can be measured.
The bending fixture is widely applied to the fields of engineering, material science, structural mechanics and the like. For example, in engineering structural designs, bending fixtures may be used to test and verify the bending properties of materials to ensure that the structure has sufficient stiffness and strength under practical operating conditions. In the field of material research, bending fixtures may be used to evaluate bending behavior and performance differences of different materials. By conducting experiments using bending clamps, researchers and engineers can obtain important information about the response and performance characteristics of a material or structure under bending loads to guide the design, optimization, and application process.
At present, most of bending clamps used in mechanical property tests adopt an integrated structural design, and the bending clamps adopting the integrated structural design have good integrity and higher stability, but in the process of mechanical property tests, the existing bending clamps cannot be used for carrying out dismounting connection and maintenance replacement operation on parts of all parts according to the use condition, and have certain limitations in use. To this end, we propose a bending fixture for mechanical property tests to solve the above mentioned problems.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
Therefore, the utility model aims to provide the bending clamp for the mechanical property test, which can solve the problem that the existing bending clamp cannot be used for carrying out dismounting connection and maintenance replacement operation on parts of various parts according to the use condition, and has certain limitation in use.
In order to solve the technical problems, the utility model provides a bending clamp for mechanical property test, which adopts the following technical scheme: the bending test mechanism comprises a test box body and a protection plate for mechanical property test, wherein the protection plate is arranged on the front side and the back side of the test box body;
the test box body comprises a support frame, a support base is arranged at the bottom of the support frame, and a driving part is further arranged at the top of the support frame;
the protection plate comprises a mounting plate frame, explosion-proof glass is arranged in the middle of the mounting plate frame, and T-shaped clamping plates are further connected to two sides of the inside of the mounting plate frame respectively.
Through adopting above-mentioned technical scheme, this scheme is through the T type cardboard that installs additional in the inside both sides of installing grillage respectively to and two sets of T type draw-in grooves that set up respectively in the outside both sides of braced frame, because T type draw-in groove and T type cardboard structure phase-match, can be with the spacing connection of protection plate in the positive and negative both sides of test box, and the test box can also carry out dismouting connection and maintenance change operation to the protection plate according to the service condition, through the above-mentioned bending fixture of mechanical properties test that designs of this scheme, can play the effect of keeping apart to the inside mechanical properties test of test box material, can effectually prevent that the material that carries out the bending test pops out from the inside of test box, thereby can promote the security of this equipment to the mechanical properties test of material;
according to the scheme, the limiting slide bars are additionally arranged on two sides of the inner wall of the bending test cavity respectively, and the positioning holes are formed in two sides of the top pressing plate respectively, so that the top pressing plate can be in limiting connection with the inside of the bending test cavity due to the fact that the positioning holes are matched with the limiting slide bar structures, the two sides of the top pressing plate which are in lifting adjustment can also be subjected to guiding limiting, the fixing screws are additionally arranged at one ends of the two groups of limiting slide bars respectively, and the fixing holes are formed in two sides of the top supporting plate respectively, the top supporting plate which is provided with the hydraulic cylinder is connected and fixed at the top of the supporting frame due to the fact that the fixing holes are matched with the fixing screw structures, and the supporting frame can be disassembled, assembled, connected and maintained and replaced according to the use condition of the driving part, so that the practicability of the device in the technical field of mechanical property test of materials can be improved.
Optionally, a curved test cavity is formed in the support frame, and a first clamping component is mounted at the bottom of the inner cavity of the curved test cavity.
Through adopting above-mentioned technical scheme, this scheme is through the first clamping part that installs additional in crooked test cavity inner chamber bottom, can play the fixed effect of centre gripping to crooked test's material bottom.
Optionally, two sets of T type draw-in grooves have still been seted up respectively to braced frame's outside both sides, T type draw-in groove and T type cardboard structure phase-match, be joint cooperation between T type draw-in groove and the T type cardboard.
Through adopting above-mentioned technical scheme, this scheme is through two sets of T type draw-in grooves of seting up respectively in the outside both sides of braced frame, because of T type draw-in groove and T type cardboard structure assorted, can be with the positive and negative both sides of protection plate spacing connection at the test box, and the test box can also carry out dismouting connection and maintenance change operation to the protection plate according to the in service behavior.
Optionally, the inner wall both sides of crooked test cavity are connected with spacing slide bar respectively, two sets of the one end of spacing slide bar all is provided with fixing screw.
Through adopting above-mentioned technical scheme, this scheme is through the dead screw who installs additional respectively in two sets of limit slide bar one end for the dismouting of drive part is connected.
Optionally, the drive part includes the supporting roof, the pneumatic cylinder is installed at the top of supporting roof, the output of pneumatic cylinder is connected with the top board, the fixed orifices has still been seted up respectively to the top both sides that the supporting roof is close to the pneumatic cylinder, fixed orifices and fixing screw structure phase-match.
Through adopting above-mentioned technical scheme, this scheme is through the fixed orifices of seting up respectively in supporting roof top both sides, because of fixed orifices and fixing screw structure assorted, the supporting roof that can the top be equipped with the pneumatic cylinder is connected and is fixed at braced frame's top, and braced frame can also carry out dismouting connection and maintenance change operation to it according to drive component's service condition.
Optionally, locating holes are respectively formed in two sides of the top pressing plate, and a second clamping component is further arranged at the bottom of the top pressing plate.
Through adopting above-mentioned technical scheme, this scheme is through the second clamping part that installs additional in top board bottom, can play the fixed effect of centre gripping to the material top of bending test.
Optionally, the locating hole matches with spacing slide bar structure, be sliding fit between locating hole and the spacing slide bar.
Through adopting above-mentioned technical scheme, because of locating hole and spacing slide bar structure assorted, can be with the spacing connection of top board in the inside of crooked test cavity, can also play the spacing effect of direction to the top board both sides of lift adjustment.
Optionally, the second clamping part is the same with first clamping part structure, first clamping part includes the connecting seat, the centre gripping groove has been seted up at the top of connecting seat, the inner wall both sides of centre gripping groove are provided with the arc splint respectively, two sets of still be connected with a plurality of compression springs of group respectively between the inner wall of arc splint and centre gripping groove.
Through adopting above-mentioned technical scheme, this scheme is through arc splint and compression spring at first clamping part, the inside arc splint and the compression spring of installing additional respectively of second clamping part, can fix the inside at the crooked test cavity to the material both ends centre gripping that needs the crooked test.
In summary, the present utility model includes at least one of the following beneficial effects:
1. according to the scheme, the T-shaped clamping plates are additionally arranged on the two sides of the inside of the mounting plate frame respectively, and the two groups of T-shaped clamping grooves are respectively formed on the two sides of the outside of the supporting frame, the T-shaped clamping grooves are matched with the T-shaped clamping plate structure, so that the protection plate can be limited and connected to the front side and the back side of the test box body, the test box body can also carry out dismounting connection and maintenance replacement operation on the protection plate according to the use condition, and according to the bending clamp for the mechanical property test, the bending clamp for the mechanical property test can play a role of blocking the material for the mechanical property test in the test box body, the material for the bending test can be effectively prevented from being ejected from the inside of the test box body, and therefore the safety of the equipment on the mechanical property test of the material can be improved;
2. according to the scheme, the limiting slide bars are additionally arranged on two sides of the inner wall of the bending test cavity respectively, and the positioning holes are formed in two sides of the top pressing plate respectively, so that the top pressing plate can be in limiting connection with the inside of the bending test cavity due to the fact that the positioning holes are matched with the limiting slide bar structures, the two sides of the top pressing plate which are in lifting adjustment can also be subjected to guiding limiting, the fixing screws are additionally arranged at one ends of the two groups of limiting slide bars respectively, and the fixing holes are formed in two sides of the top supporting plate respectively, the top supporting plate which is provided with the hydraulic cylinder is connected and fixed at the top of the supporting frame due to the fact that the fixing holes are matched with the fixing screw structures, and the supporting frame can be disassembled, assembled, connected and maintained and replaced according to the use condition of the driving part, so that the practicability of the device in the technical field of mechanical property test of materials can be improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the test case of the present utility model;
FIG. 3 is a schematic view of a guard plate according to the present utility model;
FIG. 4 is a schematic view of a support frame structure according to the present utility model;
FIG. 5 is a schematic view of the driving component structure of the present utility model;
fig. 6 is a schematic view of a first clamping member according to the present utility model.
Reference numerals illustrate: 100. a bending test mechanism; 101. a test box; 101a, a support frame; 101a-1, bending the test cavity; 101a-1a, a limit slide bar; 101a-1b, a set screw; 101a-2, a first clamping member; 101a-2a, a connection base; 101a-2b, clamping grooves; 101a-2c, arc splints; 101a-2d, compression springs; 101a-3, T-shaped card slot; 101b, a support base; 101c, a driving part; 101c-1, a supporting top plate; 101c-2, hydraulic cylinder; 101c-3, a top pressure plate; 101c-3a, positioning holes; 101c-3b, a second clamping member; 101c-4, fixing holes; 102. a protective plate; 102a, mounting a grillage; 102b, explosion-proof glass; 102c, T-clamp.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-6.
First embodiment, referring to fig. 1-4, the present utility model discloses a bending jig for mechanical property test,
the bending test mechanism 100 comprises a test box body 101 and a protection plate 102 for mechanical property test, wherein the protection plate 102 is arranged on the front side and the back side of the test box body 101;
the test box body 101 comprises a support frame 101a, a support base 101b is arranged at the bottom of the support frame 101a, and a driving part 101c is also arranged at the top of the support frame 101 a;
the protection plate 102 comprises a mounting plate frame 102a, an explosion-proof glass 102b is arranged in the middle of the mounting plate frame 102a, two sides of the inside of the mounting plate frame 102a are respectively connected with a T-shaped clamping plate 102c,
the inside of the supporting frame 101a is provided with a bending test cavity 101a-1, the bottom of the inner cavity of the bending test cavity 101a-1 is provided with a first clamping component 101a-2, and the bottom end of a material to be tested can be clamped and fixed through the first clamping component 101a-2 additionally arranged at the bottom of the inner cavity of the bending test cavity 101 a-1.
4-5, in order to solve the problem that in the present embodiment, the existing bending fixture cannot perform dismounting connection and maintenance replacement operations on parts of each part according to use conditions, and certain limitations exist in use, based on the same concept as that of the first embodiment, the bending fixture for mechanical property test further includes:
two groups of T-shaped clamping grooves 101a-3 are respectively formed in the two outer sides of the supporting frame 101a, the T-shaped clamping grooves 101a-3 are matched with the T-shaped clamping plate 102c in structure, the T-shaped clamping grooves 101a-3 are matched with the T-shaped clamping plate 102c in a clamping manner, and the protective plate 102 can be limited and connected to the front side and the back side of the test box 101 due to the fact that the T-shaped clamping grooves 101a-3 are matched with the T-shaped clamping plate 102c in structure, and the test box 101 can be used for carrying out dismounting connection, maintenance and replacement operation on the protective plate 102 according to use conditions.
Limiting slide bars 101a-1a are respectively connected to two sides of the inner wall of the bending test cavity 101a-1, fixing screws 101a-1b are respectively arranged at one ends of the two groups of limiting slide bars 101a-1a, and the fixing screws 101a-1b are respectively additionally arranged at one ends of the two groups of limiting slide bars 101a-1a and are used for dismounting and connecting the driving part 101 c.
The driving part 101c comprises a supporting top plate 101c-1, a hydraulic cylinder 101c-2 is arranged at the top of the supporting top plate 101c-1, a top pressing plate 101c-3 is connected to the output end of the hydraulic cylinder 101c-2, fixing holes 101c-4 are respectively formed in two sides of the supporting top plate 101c-1, which are close to the top of the hydraulic cylinder 101c-2, the fixing holes 101c-4 are matched with the structures of the fixing screws 101a-1b, and the supporting top plate 101c-1 with the hydraulic cylinder 101c-2 arranged at the top can be connected and fixed at the top of the supporting frame 101a due to the fact that the fixing holes 101c-4 are matched with the structures of the fixing screws 101a-1b, and the supporting frame 101a can be disassembled, connected and maintained and replaced according to the use condition of the driving part 101 c.
Referring to fig. 5-6, in order to solve the problem that in this embodiment, in order to solve the problem that the existing bending fixture cannot perform the disassembling, assembling, connecting, maintenance and replacement operations on the parts of each part according to the use situation, there is a certain limitation in use, based on the same concept as in the first embodiment, the bending fixture for mechanical property test further includes:
positioning holes 101c-3a are respectively formed in two sides of the top pressing plate 101c-3, a second clamping component 101c-3b is further arranged at the bottom of the top pressing plate 101c-3, and the second clamping component 101c-3b additionally arranged at the bottom of the top pressing plate 101c-3 can be used for clamping and fixing the top end of a material to be tested in bending.
The positioning hole 101c-3a is matched with the structure of the limit slide bar 101a-1a, the positioning hole 101c-3a is in sliding fit with the limit slide bar 101a-1a, and the top pressure plate 101c-3 can be in limit connection in the bending test cavity 101a-1 due to the fact that the positioning hole 101c-3a is matched with the structure of the limit slide bar 101a-1a, and the two sides of the top pressure plate 101c-3 which is adjusted in a lifting mode can be guided and limited.
The second clamping component 101c-3b has the same structure as the first clamping component 101a-2, the first clamping component 101a-2 comprises a connecting seat 101a-2a, a clamping groove 101a-2b is formed in the top of the connecting seat 101a-2a, arc clamping plates 101a-2c are respectively arranged on two sides of the inner wall of the clamping groove 101a-2b, a plurality of groups of compression springs 101a-2d are respectively connected between the two groups of arc clamping plates 101a-2c and the inner wall of the clamping groove 101a-2b, and two ends of a material to be tested can be clamped and fixed in the bending test cavity 101a-1 through the arc clamping plates 101a-2c and the compression springs 101a-2d which are respectively arranged in the first clamping component 101a-2 and the second clamping component 101c-3 b.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A bending fixture for mechanical property testing, comprising a bending test mechanism (100), characterized in that: the bending test mechanism (100) comprises a test box body (101) and a protection plate (102) for mechanical property test, and the protection plate (102) is arranged on the front side and the back side of the test box body (101);
the test box body (101) comprises a support frame (101 a), a support base (101 b) is arranged at the bottom of the support frame (101 a), and a driving component (101 c) is further arranged at the top of the support frame (101 a);
the protection plate (102) comprises a mounting plate frame (102 a), explosion-proof glass (102 b) is arranged in the middle of the mounting plate frame (102 a), and T-shaped clamping plates (102 c) are further connected to two sides of the inside of the mounting plate frame (102 a) respectively.
2. A bending jig for mechanical property testing according to claim 1, wherein: a bending test cavity (101 a-1) is formed in the supporting frame (101 a), and a first clamping component (101 a-2) is mounted at the bottom of an inner cavity of the bending test cavity (101 a-1).
3. A bending jig for mechanical property testing according to claim 2, wherein: two groups of T-shaped clamping grooves (101 a-3) are formed in two outer sides of the supporting frame (101 a) respectively, the T-shaped clamping grooves (101 a-3) are matched with the T-shaped clamping plate (102 c) in structure, and the T-shaped clamping grooves (101 a-3) are matched with the T-shaped clamping plate (102 c) in a clamping mode.
4. A bending jig for mechanical property testing according to claim 3, wherein: limiting slide bars (101 a-1 a) are respectively connected to two sides of the inner wall of the bending test cavity (101 a-1), and fixing screws (101 a-1 b) are arranged at one ends of the two groups of limiting slide bars (101 a-1 a).
5. A bending jig for mechanical property testing according to claim 4, wherein: the driving component (101 c) comprises a supporting top plate (101 c-1), a hydraulic cylinder (101 c-2) is arranged at the top of the supporting top plate (101 c-1), the output end of the hydraulic cylinder (101 c-2) is connected with a top pressing plate (101 c-3), fixing holes (101 c-4) are formed in two sides, close to the top of the hydraulic cylinder (101 c-2), of the supporting top plate (101 c-1) respectively, and the fixing holes (101 c-4) are matched with the fixing screw (101 a-1 b) in structure.
6. A bending jig for mechanical property testing according to claim 5, wherein: positioning holes (101 c-3 a) are respectively formed in two sides of the top pressing plate (101 c-3), and a second clamping part (101 c-3 b) is further arranged at the bottom of the top pressing plate (101 c-3).
7. A bending jig for mechanical property testing according to claim 6, wherein: the positioning hole (101 c-3 a) is matched with the limiting slide rod (101 a-1 a) in structure, and the positioning hole (101 c-3 a) is in sliding fit with the limiting slide rod (101 a-1 a).
8. A bending jig for mechanical property testing according to claim 7, wherein: the second clamping component (101 c-3 b) and the first clamping component (101 a-2) are identical in structure, the first clamping component (101 a-2) comprises a connecting seat (101 a-2 a), a clamping groove (101 a-2 b) is formed in the top of the connecting seat (101 a-2 a), arc clamping plates (101 a-2 c) are respectively arranged on two sides of the inner wall of the clamping groove (101 a-2 b), and a plurality of groups of compression springs (101 a-2 d) are respectively connected between the two groups of arc clamping plates (101 a-2 c) and the inner wall of the clamping groove (101 a-2 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321887643.3U CN220270998U (en) | 2023-07-18 | 2023-07-18 | Bending clamp for mechanical property test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321887643.3U CN220270998U (en) | 2023-07-18 | 2023-07-18 | Bending clamp for mechanical property test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270998U true CN220270998U (en) | 2023-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321887643.3U Active CN220270998U (en) | 2023-07-18 | 2023-07-18 | Bending clamp for mechanical property test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220270998U (en) |
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2023
- 2023-07-18 CN CN202321887643.3U patent/CN220270998U/en active Active
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