CN220231307U - Accurate bending test machine - Google Patents
Accurate bending test machine Download PDFInfo
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- CN220231307U CN220231307U CN202321532126.4U CN202321532126U CN220231307U CN 220231307 U CN220231307 U CN 220231307U CN 202321532126 U CN202321532126 U CN 202321532126U CN 220231307 U CN220231307 U CN 220231307U
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- fixing
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- 238000005452 bending Methods 0.000 title claims abstract description 27
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 abstract description 20
- 238000002474 experimental method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of bending test machines and provides an accurate bending test machine which comprises a bottom plate, wherein an installation shell is fixedly arranged at the top of the bottom plate, a hydraulic cylinder is fixedly arranged on the inner top wall of the installation shell, and a pressure head is fixedly arranged at the output end of the hydraulic cylinder; the top of bottom plate fixed mounting has the drive box. Through penetrating the material into the fixed shell, rotate the knob and drive two-way lead screw rotation, make two drive blocks remove on two-way lead screw, according to the region that the material needs to detect, correspond the drive case front side scale mark and adjust the position of two drive blocks, after the drive block position is fixed, rotate the carousel and drive adjusting screw rotation, drive lifter plate downwardly moving, under the effect of the connection and reset spring of attenuator, make the clamp plate compress tightly the material both sides, prevent to take place the skew when carrying out the bending experiment and influence the testing result, guaranteed the accuracy of test result.
Description
Technical Field
The utility model relates to the technical field of bending test machines, in particular to an accurate bending test machine.
Background
The testing machine is broadly defined as an apparatus for verifying the quality or performance of a product or material according to design requirements before the product or material is put into use, and it can be seen from the definition that any apparatus for verifying the quality or performance can be called a testing machine, and the testing machine is mainly used for measuring physical properties of the material or product, such as yield strength, tensile strength, impact toughness and the like of steel.
The retrieved Chinese patent number CN214844427U discloses a bending tester, and belongs to the technical field of bending testers. The method solves the problem that the prior art cannot meet the requirements of samples with different shapes; when a cold bending test is performed, the sample cannot be effectively fixed, and the stability of the sample is not high; the supporting roller is pressed in the test process to cause the flying-out condition, so that the potential safety hazard problem exists. Including the workstation, prevent offset device and pushing device, prevent offset device includes the fixing base, and fixing base quantity is two and symmetry sets up on the workstation, and the fixing base top is provided with the recess, and the recess is used for placing the sample, and recess one end is provided with the backing roll, and the backing roll is located inside the fixing base, and the top and the recess bottom surface of backing roll are tangent, are the bending groove between two fixing bases, are provided with the mould in the bending groove. The utility model provides a bending test machine workpiece anti-deflection device which is reasonable in structure, firm and durable, and aims to improve the accuracy and safety performance of test results.
However, it has been found in the practice of the related art that the above-described bending test machine has the following problems: above-mentioned scheme is provided with anti-migration device, including the fixing base, fixing base quantity is two and symmetry sets up on the workstation, and the fixing base top is provided with the recess, and the recess is used for placing the sample, but when in actual use, when carrying out the bending test to the material, leads to the material deformation to take place the skew easily, influences the detection precision to the material, and the practicality is lower.
Disclosure of Invention
The utility model provides an accurate bending testing machine, which solves the problems that in the prior art, when in actual use, bending experiments are carried out on materials, the materials are easy to deform and deviate, the detection accuracy of the materials is affected, and the practicability is low.
The technical scheme of the utility model is as follows: the accurate bending testing machine comprises a bottom plate, wherein an installation shell is fixedly installed at the top of the bottom plate, a hydraulic cylinder is fixedly installed on the inner top wall of the installation shell, and a pressure head is fixedly installed at the output end of the hydraulic cylinder;
the top of the bottom plate is fixedly provided with a driving box, an adjusting component is arranged in the driving box, and the top of the driving box is provided with two fixing shells;
and fixing mechanisms are arranged inside the two fixing shells.
Preferably, the adjusting component comprises a bidirectional screw rod rotatably connected to the inner side wall of the driving box, a driving block screwed to the outer side wall of the bidirectional screw rod, two strip-shaped openings formed in the top of the driving box, a knob fixedly connected to the other end of the bidirectional screw rod, and a connecting plate fixedly connected to the top of the driving block.
Preferably, one end of the bidirectional screw rod penetrates through the driving box, the driving block is connected with the two strip-shaped openings in a sliding mode, and the connecting plate is fixedly connected with the fixing shell.
Preferably, the fixing mechanism comprises an adjusting screw rod connected to the top of the fixing shell in a threaded mode, a lifting plate connected to the bottom of the adjusting screw rod in a rotating mode, a plurality of dampers fixedly connected to the bottom of the lifting plate, a reset spring sleeved on the outer side walls of the dampers, and a pressing plate fixedly installed at the output ends of the dampers.
Preferably, the fixing mechanism further comprises limiting grooves formed in the front side and the rear side of the fixing shell, limiting blocks fixedly connected to the front side and the rear side of the lifting plate, a rotary table fixedly connected to the top end of the adjusting screw rod and a supporting block fixedly connected to the inner bottom wall of the fixing shell.
Preferably, the limiting groove is in sliding connection with the limiting block, and the pressing plate is matched with the supporting block.
Preferably, a rectangular opening is formed in one side of the mounting shell, and a feeding door is hinged to the inside of the rectangular opening.
Preferably, the front side of the installation shell is provided with an opening and closing opening, and the inside of the opening and closing opening is hinged with an opening and closing door.
The working principle and the beneficial effects of the utility model are as follows:
according to the utility model, materials penetrate into the fixed shell, the rotary knob drives the driving bidirectional screw rod to rotate, so that the two driving blocks move on the bidirectional screw rod, the positions of the two driving blocks are adjusted corresponding to the scale marks on the front side of the driving box according to the area where the materials are required to be detected, after the positions of the driving blocks are fixed, the rotary knob drives the adjusting screw rod to rotate, the lifting plate is driven to move downwards, the two sides of the materials are pressed by the pressing plate under the connection of the damper and the action of the reset spring, the influence of deflection on the detection result during bending experiments is prevented, and the accuracy of the test result is ensured.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is a schematic view of a left-hand cross-sectional structure of the present utility model;
FIG. 4 is a schematic perspective view of a driving box according to the present utility model;
in the figure: 1. a bottom plate; 2. a mounting shell; 3. a hydraulic cylinder; 4. a pressure head; 5. a drive box; 6. an adjustment assembly; 61. a two-way screw rod; 62. a driving block; 63. a strip-shaped opening; 64. a knob; 65. a connecting plate; 7. a fixed case; 8. a fixing mechanism; 81. adjusting a screw rod; 82. a lifting plate; 83. a damper; 84. a return spring; 85. a pressing plate; 86. a limit groove; 87. a limiting block; 88. a turntable; 89. a support block; 9. a rectangular opening; 10. a loading door; 11. an opening and closing opening; 12. and a door is opened and closed.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions, an accurate bending testing machine: the hydraulic device comprises a bottom plate 1, wherein a mounting shell 2 is fixedly arranged at the top of the bottom plate 1, a hydraulic cylinder 3 is fixedly arranged on the inner top wall of the mounting shell 2, and a pressure head 4 is fixedly arranged at the output end of the hydraulic cylinder 3;
the top of the bottom plate 1 is fixedly provided with a driving box 5, an adjusting component 6 is arranged in the driving box 5, and the top of the driving box 5 is provided with two fixed shells 7;
the inside of the two fixing cases 7 is provided with a fixing mechanism 8.
When the feeding door 10 is opened in use, materials pass through the two fixed shells 7, the knob 64 is rotated, the knob 64 rotates to drive the bidirectional screw rod 61 to rotate, the bidirectional screw rod 61 rotates to drive the two driving blocks 62 to move, the position between the two driving blocks 62 is regulated according to the scale marks on the front side of the driving box 5 corresponding to the area to be detected, after the driving blocks 62 are fixed in position, the rotary table 88 is rotated, the adjusting screw rod 81 is rotated under the driving of the rotary table 88, the lifting plate 82 is driven to move downwards, and the two sides of the materials are pressed by the pressing plate 85 through the connection of the damper 83, so that the detection result is prevented from being influenced by the deviation when the bending experiment is carried out.
Specifically, the adjusting component 6 comprises a bidirectional screw rod 61 rotatably connected to the inner side wall of the driving box 5, a driving block 62 screwed on the outer side wall of the bidirectional screw rod 61, two strip-shaped openings 63 formed in the top of the driving box 5, a knob 64 fixedly connected to the other end of the bidirectional screw rod 61, and a connecting plate 65 fixedly connected to the top of the driving block 62, wherein one end of the bidirectional screw rod 61 penetrates through the driving box 5, the driving block 62 is slidably connected with the two strip-shaped openings 63, and the connecting plate 65 is fixedly connected with the fixing shell 7.
The adjusting component 6 drives the bidirectional screw rod 61 to rotate through the rotating knob 64, and the bidirectional screw rod 61 rotates to drive the two driving blocks 62 to move relatively on the bidirectional screw rod 61.
Specifically, fixed establishment 8 includes screw thread connection at the accommodate the lead screw 81 at the fixed shell 7 top, rotate the lifter plate 82 of connection in accommodate the lead screw 81 bottom, fixedly connected at a plurality of dampers 83 of lifter plate 82 bottom, the cover is established at the reset spring 84 of a plurality of dampers 83 lateral wall, fixed mounting is at the clamp plate 85 of a plurality of dampers 83 output, fixed establishment 8 is still including seting up the spacing groove 86 of both sides around the fixed shell 7, fixedly connected at the stopper 87 of lifter plate 82 both sides around, fixedly connected at the carousel 88 on accommodate the lead screw 81 top, fixedly connected at the supporting shoe 89 of diapire in the fixed shell 7, sliding connection between spacing groove 86 and the stopper 87, phase-match between clamp plate 85 and the supporting shoe 89.
The fixed mechanism 8 drives the adjusting screw rod 81 to rotate through the rotation of the turntable 88, so that the lifting plate 82 moves downwards, and the pressing plate 85 compresses both sides of a material under the action of the reset spring 84 through the connection of the damper 83, thereby preventing the deviation during processing.
Specifically, a rectangular opening 9 is formed in one side of the installation shell 2, a feeding door 10 is hinged in the rectangular opening 9, an opening 11 is formed in the front side of the installation shell 2, and an opening door 12 is hinged in the opening 11.
The setting of material loading door 10 is convenient for penetrate in the fixed shell 7 to the material.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The accurate bending testing machine comprises a bottom plate (1) and is characterized in that an installation shell (2) is fixedly installed at the top of the bottom plate (1), a hydraulic cylinder (3) is fixedly installed on the inner top wall of the installation shell (2), and a pressure head (4) is fixedly installed at the output end of the hydraulic cylinder (3);
the top of the bottom plate (1) is fixedly provided with a driving box (5), an adjusting component (6) is arranged in the driving box (5), and two fixing shells (7) are arranged at the top of the driving box (5);
a fixing mechanism (8) is arranged inside the two fixing shells (7);
the adjusting assembly (6) comprises a bidirectional screw rod (61) rotatably connected to the inner side wall of the driving box (5), a driving block (62) in threaded connection with the outer side wall of the bidirectional screw rod (61), two strip-shaped openings (63) formed in the top of the driving box (5), a knob (64) fixedly connected to the other end of the bidirectional screw rod (61) and a connecting plate (65) fixedly connected to the top of the driving block (62);
the fixing mechanism (8) comprises an adjusting screw rod (81) in threaded connection with the top of the fixing shell (7), a lifting plate (82) in rotary connection with the bottom of the adjusting screw rod (81), a plurality of dampers (83) fixedly connected with the bottom of the lifting plate (82), a reset spring (84) sleeved on the outer side walls of the dampers (83), and a pressing plate (85) fixedly installed at the output ends of the dampers (83).
2. The precise bending testing machine according to claim 1, wherein one end of the bidirectional screw rod (61) penetrates through the driving box (5), the driving block (62) is slidably connected with the two strip-shaped openings (63), and the connecting plate (65) is fixedly connected with the fixing shell (7).
3. The precise bending testing machine according to claim 1, wherein the fixing mechanism (8) further comprises limiting grooves (86) formed in the front side and the rear side of the fixing shell (7), limiting blocks (87) fixedly connected to the front side and the rear side of the lifting plate (82), a rotary table (88) fixedly connected to the top end of the adjusting screw rod (81), and supporting blocks (89) fixedly connected to the inner bottom wall of the fixing shell (7).
4. A precision bending tester according to claim 3, characterized in that the limit groove (86) is slidably connected to the limit block (87), and the pressure plate (85) is matched to the support block (89).
5. The precise bending testing machine according to claim 1, wherein a rectangular opening (9) is formed in one side of the mounting shell (2), and a feeding door (10) is hinged to the inside of the rectangular opening (9).
6. The precise bending testing machine according to claim 1, wherein the front side of the installation shell (2) is provided with an opening and closing opening (11), and the inside of the opening and closing opening (11) is hinged with an opening and closing door (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321532126.4U CN220231307U (en) | 2023-06-15 | 2023-06-15 | Accurate bending test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321532126.4U CN220231307U (en) | 2023-06-15 | 2023-06-15 | Accurate bending test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220231307U true CN220231307U (en) | 2023-12-22 |
Family
ID=89182250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321532126.4U Active CN220231307U (en) | 2023-06-15 | 2023-06-15 | Accurate bending test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220231307U (en) |
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2023
- 2023-06-15 CN CN202321532126.4U patent/CN220231307U/en active Active
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