CN219777356U - Deformed steel bar tensile test equipment - Google Patents
Deformed steel bar tensile test equipment Download PDFInfo
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- CN219777356U CN219777356U CN202320813604.2U CN202320813604U CN219777356U CN 219777356 U CN219777356 U CN 219777356U CN 202320813604 U CN202320813604 U CN 202320813604U CN 219777356 U CN219777356 U CN 219777356U
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- thread steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- 238000009864 tensile test Methods 0.000 title claims abstract description 23
- 241000251468 Actinopterygii Species 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 20
- 239000010720 hydraulic oil Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 4
- 108010066057 cabin-1 Proteins 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a deformed steel bar tensile test device. The device comprises a device cabin, wherein the device cabin is fixed at the upper end of a bottom plate, and a fixing frame is fixedly arranged at the upper end of the bottom plate corresponding to the left side of the device cabin. According to the screw-thread steel tensile test equipment provided by the utility model, the clamping plates are pressed by the upper connecting plate and the lower connecting plate to clamp and fix the screw-thread steel, and due to the inclined arrangement of the upper connecting plate and the lower connecting plate, the larger the tensile force received by the screw-thread steel is, the larger the pressure between the two clamping plates is, so that the stability of clamping and fixing the screw-thread steel is improved, the fish scale anti-slip strip on the inner side of the clamping plates is meshed with the screw thread on the surface of the screw-thread steel, so that the anti-slip effect is achieved, the lifting mechanism can lift the clamping plates of the upper connecting plate upwards when the screw sleeve slides downwards, and the balancing weight can keep the clamping plates of the lower connecting plate in a horizontal state all the time before use, so that the subsequent screw-thread steel is convenient to fix.
Description
Technical Field
The utility model relates to the field of tensile test equipment, in particular to a screw-thread steel tensile test device.
Background
The deformed steel bar is commonly called hot rolled ribbed steel bars, is widely used for civil engineering construction of houses, bridges, roads and the like, is widely used for public facilities such as highways, railways, bridges, culverts, tunnels, flood control, dams and the like, is small enough for foundations, beams, columns, walls and plates of house buildings, is an indispensable structural material, and is often required to be subjected to tensile test after being produced and processed to detect whether the strength of the deformed steel bar meets the standard.
At present, when the screw-thread steel is stretched and detected, one end of the screw-thread steel is usually clamped by a fixing mechanism, and the other end of the screw-thread steel is fixed on stretching equipment for stretching, however, the tension force received by the screw-thread steel during stretching and detecting can be continuously increased, but the fixing force of the fixing mechanism to the screw-thread steel is always unchanged, and when the tension force is large, the screw-thread steel is easy to fall off from the fixing mechanism to cause test failure, so that the test progress is influenced.
Accordingly, it is necessary to provide a screw-type steel tensile testing apparatus that solves the above-mentioned technical problems.
Disclosure of Invention
The utility model provides a deformed steel bar tensile test device, which solves the problem that deformed steel bars are easy to fall off in the tensile test at present.
In order to solve the technical problems, the threaded steel tensile test equipment comprises an equipment cabin, wherein the equipment cabin is fixed at the upper end of a bottom plate, a fixing frame is fixedly arranged at the upper end of the bottom plate corresponding to the left side of the equipment cabin, a sliding groove is vertically formed in the fixing frame, a reverse screw is rotatably arranged in the sliding groove, a motor is fixedly arranged at the top of the fixing frame, an output shaft of the motor is fixedly connected with the reverse screw, a threaded sleeve is sleeved on the surface of the reverse screw, two groups of threaded sleeves are symmetrically sleeved by taking the reverse screw as a center, an upper connecting plate and a lower connecting plate are respectively hinged to the side surfaces of the threaded sleeve, clamping plates are hinged to the other ends of the upper connecting plate and the lower connecting plate, the clamping plates are positioned at the left side of the fixing frame, the upper connecting plate and the lower connecting plate are in inclined states, limiting blocks are symmetrically fixed at the upper side and the lower side of the fixing frame, one side, which is far away from each other, a push plate is fixedly connected to the rear side of the limiting block, and the right side of the reverse screw is sleeved with a push plate, and the push plate is fixedly provided with a pull mechanism.
Preferably, the equipment compartment comprises an oil tank, a data screen, a hydraulic oil pump and a hydraulic cylinder, wherein the data screen is fixed on the outer wall of the front side of the oil tank, the cabin is formed in the oil tank, the hydraulic oil pump is fixed in the cabin of the oil tank and is communicated with the oil tank, and the hydraulic cylinder is located on the right side of the oil tank and is communicated with the hydraulic oil pump.
Preferably, the lifting mechanism comprises a sleeve plate, a spring, a hanger plate and a limiting ball, wherein the sleeve plate is fixed on the rear side of the limiting block, an opening chute is formed in the bottom of the sleeve plate, the hanger plate is slidably mounted in the opening chute of the sleeve plate, the spring is fixed on the top of the chute of the sleeve plate and the lower end of the spring is fixedly connected with the hanger plate, a chute matched with the size of the limiting ball is formed in the inner side of the upper connecting plate, and the limiting ball is fixed on the bottom of the hanger plate and is slidably embedded in the chute of the upper connecting plate.
Preferably, a balancing weight is arranged below the clamping plate connected with the lower connecting plate, and the weight of the balancing weight is larger than that of the clamping plate.
Preferably, a conical groove is formed in the inner side of the clamping plate, and fish scale-shaped anti-slip strips are uniformly arranged on the surface of the groove.
Preferably, the right side of bottom plate is inside to be seted up the spout and to slide and to be inlayed the slider, the bottom and the slider of push pedal are fixed to link to each other, the top of equipment compartment is fixed with the layer board, layer board and pulling force mechanism are located same horizontal line.
Compared with the related art, the screw-thread steel tensile test equipment provided by the utility model has the following components in part by weight
The beneficial effects are that:
according to the screw-thread steel tensile test equipment provided by the utility model, the clamping plates are pressed by the upper connecting plate and the lower connecting plate to clamp and fix the screw-thread steel, and due to the inclined arrangement of the upper connecting plate and the lower connecting plate, the larger the tensile force received by the screw-thread steel is, the larger the pressure between the two clamping plates is, so that the stability of clamping and fixing the screw-thread steel is improved, the fish scale anti-slip strip on the inner side of the clamping plates is meshed with the screw thread on the surface of the screw-thread steel, so that the anti-slip effect is achieved, the lifting mechanism can lift the clamping plates of the upper connecting plate upwards when the screw sleeve slides downwards, and the balancing weight can keep the clamping plates of the lower connecting plate in a horizontal state all the time before use, so that the subsequent screw-thread steel is convenient to fix.
Drawings
FIG. 1 is a schematic view of a preferred embodiment of a screw-type steel tensile testing apparatus according to the present utility model;
FIG. 2 is a schematic side view of the structure of FIG. 1;
FIG. 3 is a side view of the internal structure of the pulling mechanism of FIG. 1;
FIG. 4 is a schematic top view of the inner wall structure of the splint of FIG. 1.
Reference numerals in the drawings: 1. an equipment compartment; 101. an oil tank; 102. a data screen; 103. a hydraulic oil pump; 104. a hydraulic cylinder; 2. a bottom plate; 3. a fixing frame; 4. reversing the screw; 5. a motor; 6. a screw sleeve; 7. an upper connecting plate; 8. a lower connecting plate; 9. a clamping plate; 10. a limiting block; 11. a lifting mechanism; 111. a sleeve plate; 112. a spring; 113. a hanger plate; 114. a limit ball; 12. balancing weight; 13. a push plate; 14. a tension mechanism; 15. a slide block; 16. and a supporting plate.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Please refer to fig. 1-4 in combination. The utility model provides a screw steel tensile test equipment, including equipment compartment 1, equipment compartment 1 is fixed in the upper end of bottom plate 2, the upper end of bottom plate 2 corresponds the left side fixed mounting of equipment compartment 1 and has mount 3, spout and spout internal rotation are seted up perpendicularly to the inside of mount 3 have reverse screw rod 4, the top of mount 3 is fixed with motor 5, the output shaft of motor 5 links to each other with reverse screw rod 4 is fixed, the surface cover of reverse screw rod 4 is equipped with swivel nut 6, swivel nut 6 is provided with two sets of and uses reverse screw rod 4 to set up as central symmetry, the side of two sets of swivel nut 6 articulates respectively has upper connecting plate 7 and lower connecting plate 8, upper connecting plate 7 and lower connecting plate 8's the other end all articulates splint 9, splint 9 are located the left side of mount 3, upper connecting plate 7 and lower connecting plate 8 are the incline state, the upper and lower symmetry is fixed with stopper 10 about the left side of mount 3, one side that upper connecting plate 7 and lower connecting plate 8 keep away from each other all contradicts with stopper 10, the rear side that upper connecting plate 7 corresponds stopper 10 is fixed with and carries out pulling mechanism 11, the right side of equipment compartment 1 is connected with push pedal 13, the upper end of 13, the upper end fixed mechanism 14 of push pedal 13 has, the upper connecting plate 7 and lower connecting plate 7 is used for the high tension to the clamping plate 9 is realized with the high-stability through the upper and lower connecting plate 9 through the clamping steel, the upper connecting plate is realized the high tension to the upper and lower connecting plate 9 is held by the high tension between the high-stability screw steel connecting plate, the upper connecting plate is because the upper connecting plate is fixed to the upper connecting plate 9 and the upper connecting plate is more than the upper and lower connecting plate 9 and the upper and lower connecting plate 9.
The equipment cabin 1 comprises an oil tank 101, a data screen 102, a hydraulic oil pump 103 and a hydraulic cylinder 104, wherein the data screen 102 is fixed on the outer wall of the front side of the oil tank 101, a cabin is formed in the oil tank 101, the hydraulic oil pump 103 is fixed in the cabin of the oil tank 101 and is communicated with the oil tank 101, the hydraulic cylinder 104 is positioned on the right side of the oil tank 101 and is communicated with the hydraulic oil pump 103, and hydraulic oil in the oil tank 101 is pumped into the hydraulic cylinder 104 by the hydraulic oil pump 103 so as to generate thrust to the tension mechanism 14, so that the tension of screw steel is realized.
The lifting mechanism 11 comprises a sleeve plate 111, a spring 112, a hanging plate 113 and a limiting ball 114, wherein the sleeve plate 111 is fixed on the rear side of the limiting block 10, an opening chute is formed in the bottom of the sleeve plate 111, the hanging plate 113 is slidably mounted in the opening chute of the sleeve plate 111, the spring 112 is fixed on the top of the chute of the sleeve plate 111, the lower end of the spring 112 is fixedly connected with the hanging plate 113, a chute matched with the limiting ball 114 in size is formed in the inner side of the upper connecting plate 7, the limiting ball 114 is fixed on the bottom of the hanging plate 113, the limiting ball 114 is slidably embedded in the chute of the upper connecting plate 7, the pulling force of the spring 112 in the lifting mechanism 11 is larger than the total weight force of the upper connecting plate 7 and the clamping plates 9, and the clamping plates 9 can be lifted upwards when the threaded sleeve 6 slides downwards, and the threaded steel is conveniently placed between the two groups of clamping plates 9.
The balancing weight 12 is arranged below the clamping plate 9 connected with the lower connecting plate 8, the weight of the balancing weight 12 is larger than that of the clamping plate 9, and the clamping plate 9 can be always kept in a horizontal state before use by arranging the balancing weight 12.
The tapered groove is formed in the inner side of the clamping plate 9, fish scale-shaped anti-slip strips are uniformly arranged on the surface of the groove, and the fish scale anti-slip strips on the inner side of the clamping plate 9 are meshed with threads on the surface of the deformed steel bar, so that an anti-slip effect is achieved.
The sliding groove is formed in the right side of the bottom plate 2, the sliding block 15 is embedded in the sliding groove, the bottom of the push plate 13 is fixedly connected with the sliding block 15, the supporting plate 16 is fixed at the top of the equipment compartment 1, the supporting plate 16 and the tension mechanism 14 are positioned on the same horizontal line, and the supporting plate 16 can be used for supporting the screw steel in an auxiliary mode before the screw steel is fixed, so that the convenience of test work is improved.
The working principle of the deformed steel bar tensile test equipment provided by the utility model is as follows:
the first step: when the device is used, firstly, the screw steel is placed above the supporting plate 16, then one end of the screw steel is placed between the two groups of clamping plates 9, then the motor 5 is started, the motor 5 drives the reverse screw 4 to rotate, at the moment, the two groups of threaded sleeves 6 are mutually far away from each other at the left and right sides of the surface threads of the reverse screw 4, at the moment, the upper connecting plate 7 and the lower connecting plate 8 are slowly close to each other under the action of the threaded sleeves 6 and the limiting block 10, so that the screw steel is clamped and fixed, then the other end of the screw steel is fixed in the tension mechanism 14, and meanwhile, the hydraulic oil pump 103 in the device cabin 1 is started to enable the hydraulic cylinder 104 to push the push plate 13, so that the tension mechanism 14 stretches the screw steel, and meanwhile, real-time recording of the tension can be carried out according to the data screen 102 at the front side of the device cabin 1.
And a second step of: after the test is finished, the lifting mechanism 11 can lift the clamping plate 9 of the upper connecting plate 7 upwards when the threaded sleeve 6 slides downwards, and the balancing weight 12 can enable the clamping plate 9 of the lower connecting plate 8 to be always in a horizontal state before use, so that the subsequent threaded steel can be conveniently fixed.
Compared with the related art, the deformed steel bar tensile test equipment provided by the utility model has the following beneficial effects: according to the equipment, pressure is applied to the clamping plates 9 through the upper connecting plates 7 and the lower connecting plates 8 to clamp and fix the deformed steel bars, due to the inclined arrangement of the upper connecting plates 7 and the lower connecting plates 8, when the deformed steel bars are subjected to larger tensile force, the pressure between the clamping plates 9 is larger, so that the stability of clamping and fixing the deformed steel bars is improved, fish scale anti-slip strips on the inner sides of the clamping plates 9 are meshed with the surface threads of the deformed steel bars, an anti-slip effect is achieved, the clamping plates 9 of the upper connecting plates 7 can be lifted upwards when the threaded sleeves 6 slide downwards, and the balancing weights 12 can enable the clamping plates 9 of the lower connecting plates 8 to be kept in a horizontal state all the time before use, so that the subsequent deformed steel bars can be fixed conveniently.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. Screw-thread steel tensile test equipment, including equipment compartment (1), its characterized in that: the utility model discloses a lifting mechanism, including bottom plate (2) and fixed connection board (10), equipment compartment (1) is fixed in the upper end of bottom plate (2), the upper end of bottom plate (2) corresponds left side fixed mounting of equipment compartment (1) has mount (3), spout and spout internal rotation have been seted up perpendicularly to mount (3) have reverse screw (4), the top of mount (3) is fixed with motor (5), the output shaft of motor (5) links to each other with reverse screw (4) is fixed, the surface cover of reverse screw (4) is equipped with swivel nut (6), swivel nut (6) are provided with two sets of and establish with reverse screw (4) as central symmetry cover, and two sets of the side of swivel nut (6) articulates respectively has upper connecting plate (7) and lower connecting plate (8), upper connecting plate (7) all articulates with lower connecting plate (8) the other end, splint (9) are located the left side of mount (3), upper connecting plate (7) and lower connecting plate (8) are tilt state, upper and lower connecting plate (3) are fixed with stopper (10) on the left side of upper and lower side of mount (3), stopper (10) are kept away from each other and are fixed with stopper (10) and are kept away from each other connecting plate (10), the right side of the equipment cabin (1) is connected with a push plate (13), and the upper end of the push plate (13) is fixed with a tension mechanism (14).
2. The screw-thread steel tensile test device according to claim 1, wherein the device cabin (1) comprises an oil tank (101), a data screen (102), a hydraulic oil pump (103) and a hydraulic cylinder (104), wherein the data screen (102) is fixed on the front outer wall of the oil tank (101), the cabin is formed in the oil tank (101), the hydraulic oil pump (103) is fixed in the cabin of the oil tank (101) and is communicated with the oil tank (101), and the hydraulic cylinder (104) is located on the right side of the oil tank (101) and is communicated with the hydraulic oil pump (103).
3. The screw-thread steel tensile test device according to claim 1, wherein the lifting mechanism (11) comprises a sleeve plate (111), a spring (112), a hanger plate (113) and a limiting ball (114), the sleeve plate (111) is fixed on the rear side of the limiting block (10), an opening chute is formed in the bottom of the sleeve plate (111), the hanger plate (113) is slidably mounted in the opening chute of the sleeve plate (111), the spring (112) is fixed on the top of the chute of the sleeve plate (111) and the lower end of the spring is fixedly connected with the hanger plate (113), a chute matched with the limiting ball (114) in size is formed in the inner side of the upper connecting plate (7), and the limiting ball (114) is fixed on the bottom of the hanger plate (113) and is slidably embedded in the chute of the upper connecting plate (7).
4. A screw-thread steel tensile testing device according to claim 1, characterized in that a balancing weight (12) is arranged below the clamping plate (9) to which the lower connecting plate (8) is connected, the weight (12) having a mass greater than the mass of the clamping plate (9).
5. The deformed steel bar tensile test device according to claim 1, wherein the inner side of the clamping plate (9) is provided with a conical groove, and the surface of the groove is uniformly provided with fish scale-shaped anti-slip strips.
6. The screw-thread steel tensile test device according to claim 1, wherein a sliding groove is formed in the right side of the bottom plate (2) and a sliding block (15) is embedded in the sliding groove, the bottom of the push plate (13) is fixedly connected with the sliding block (15), a supporting plate (16) is fixed at the top of the device cabin (1), and the supporting plate (16) and the tension mechanism (14) are located on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320813604.2U CN219777356U (en) | 2023-04-13 | 2023-04-13 | Deformed steel bar tensile test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320813604.2U CN219777356U (en) | 2023-04-13 | 2023-04-13 | Deformed steel bar tensile test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219777356U true CN219777356U (en) | 2023-09-29 |
Family
ID=88137701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320813604.2U Active CN219777356U (en) | 2023-04-13 | 2023-04-13 | Deformed steel bar tensile test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219777356U (en) |
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2023
- 2023-04-13 CN CN202320813604.2U patent/CN219777356U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A tensile testing equipment for threaded steel Granted publication date: 20230929 Pledgee: Wuhu Sanshan sub branch of Huishang Bank Co.,Ltd. Pledgor: Wuhu Puhua Steel Manufacturing Co.,Ltd. Registration number: Y2024980012499 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |