CN219870729U - Tensile testing machine for chain production - Google Patents
Tensile testing machine for chain production Download PDFInfo
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- CN219870729U CN219870729U CN202321069972.7U CN202321069972U CN219870729U CN 219870729 U CN219870729 U CN 219870729U CN 202321069972 U CN202321069972 U CN 202321069972U CN 219870729 U CN219870729 U CN 219870729U
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- belt pulley
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- 238000009864 tensile test Methods 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims description 10
- 238000012360 testing method Methods 0.000 abstract description 17
- 230000001360 synchronised effect Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract 1
- 210000005056 cell body Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004154 testing of material 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 tensile testing machine for chain production, which relates to the technical field of chain tensile testing and comprises a fixed clamp, a support frame, a protective cover, a movable clamp and a movable plate, wherein the lower side of the support frame is fixedly connected with a power box mechanism. According to the utility model, the servo motor drives the double-layer belt pulley to rotate in the middle of the mounting plate after transmission, the belt pulley at the lower end of the double-layer belt pulley drives the second belt to move, so that the first driven belt pulley and the second driven belt pulley are driven to start rotating, the first driven belt pulley drives the first threaded rod and the second threaded rod to rotate in the box body and the supporting frame, synchronous rotation of two sides is guaranteed, the first threaded rod and the second threaded rod rotate in the moving plate to generate meshing force, the moving plate moves downwards due to the meshing force, synchronous rotation of the threaded rods on two sides is realized through the power box mechanism, the fact that the stress on two sides of the moving plate is the same as possible is guaranteed, the tension of the middle is guaranteed to be accurate, and the accuracy of test values is improved.
Description
Technical Field
The utility model relates to the technical field of chain tensile testing, in particular to a tensile testing machine for chain production.
Background
The tensile testing machine is also called a universal material testing machine. The universal tester is used for mechanical stress tests of mechanical properties such as static load, stretching, compression, bending, shearing, tearing and stripping of instruments and equipment aiming at various materials, is suitable for various physical and mechanical property tests of materials such as plastic plates, pipes, profiles, plastic films, rubber, wires, cables, steel materials, glass fibers and the like, is developed as a material, and is an indispensable detection device for physical property tests, teaching researches, quality control and the like. In the production process of the chain, it is important to carry out a tensile test on the chain.
As chinese patent CN208239193U discloses a chain breaking test machine, including cell body, pneumatic cylinder, two slide bars, adjustable fixing base, two chain fixed establishment, connecting seat and pressure sensor, be equipped with the pneumatic cylinder on the lateral surface of the preceding lateral wall of cell body, be equipped with pressure sensor on the front end of the piston rod of pneumatic cylinder, pressure sensor's front end is equipped with the connecting seat, be equipped with two slide bars from top to bottom on the connecting seat, the front lateral wall of cell body is passed to the rear end of two slide bars and is equipped with the slide in the cell body, the rear end of slide is equipped with a chain fixed establishment, be equipped with adjustable fixing base in the rear portion of cell body, the front end of adjustable fixing base is equipped with a chain fixed establishment, compares with prior art, can easy operation, convenient to use, and the commonality is good, and the reliability is good.
In the prior art, when the existing tensile testing machine is used for carrying out tensile test, two ends of a test object are clamped, force is applied again to enable the test object to be tensioned, so that the tensile force is tested, and in the actual testing process, the existing testing machine is asynchronous in rotation of threaded rods on two sides in the process of applying the force, so that a larger error exists in the tensile force value of the test.
Disclosure of Invention
The utility model aims to solve the problems that when the existing tensile testing machine provided in the background art is used for carrying out a tensile test, two ends of a test object are clamped, and then a force is applied to enable the test object to be tensioned, so that the tensile force is tested, and in the actual testing process, the existing testing machine has larger error in the tested tensile force value because threaded rods on two sides are not rotated synchronously in the process of applying the force.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a tensile testing machine is used in chain production, includes fixation clamp, support frame, protection casing, removal clamp and movable plate, the downside fixedly connected with headstock mechanism of support frame, headstock mechanism includes the mounting panel, the middle part of mounting panel rotates and is connected with double-deck band pulley, the activity joint has the second belt in the lower extreme band pulley outside of double-deck band pulley, the inboard activity joint of second belt has first driven band pulley and second driven band pulley, the middle part fixed mounting of first driven band pulley has first threaded rod, the middle part fixed mounting of second driven band pulley has the second threaded rod, the both ends of movable plate with the outside of first threaded rod with the outside threaded connection of second threaded rod.
Preferably, a servo motor is fixedly arranged on the lower side of the mounting plate, and a primary belt wheel is fixedly arranged on a movable shaft of the servo motor.
Preferably, the outside activity joint of one-level band pulley has first belt, the other end inboard of first belt with the outside activity joint of upper end of first belt.
Preferably, the upper side of mounting panel fixedly connected with box, the upside inside of box with the lower extreme of first threaded rod with the lower extreme rotation of second threaded rod is connected.
Preferably, the upper side of the box body is fixedly connected with the lower side of the supporting frame, and the top of the inner side of the supporting frame is fixedly connected with the upper side of the fixing clamp.
Preferably, the middle part of the upper side of the moving plate is fixedly arranged with the lower side of the moving clamp, and the moving clamp is positioned right below the fixed clamp.
Preferably, both sides of the support frame are fixedly connected with the inner side of the protective cover, and the lower side of the protective cover is fixedly installed with the upper side of the box body.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. according to the utility model, the synchronous rotation of the threaded rods at two sides is realized by arranging the power box mechanism, so that the stress at two sides of the movable plate is ensured to be the same as much as possible, the tension in the middle part is ensured to be accurate, the accuracy of test values is improved, the servo motor is started to drive the primary belt pulley to rotate, the first belt is driven by the primary belt pulley, the first belt drives the double-layer belt pulley to rotate in the middle part of the mounting plate, the lower belt pulley of the double-layer belt pulley drives the second belt to move, the second belt is driven to simultaneously drive the first driven belt pulley and the second driven belt pulley to start to rotate under the assistance of the auxiliary wheels, the first driven belt pulley drives the first threaded rod to rotate in the box body and the supporting frame, the second driven belt pulley drives the second threaded rod to rotate in the box body and the supporting frame, and the synchronous rotation at two sides is ensured, and the meshing force is generated by the rotation of the first threaded rod and the second threaded rod in the moving plate, so that the moving plate moves downwards.
2. According to the utility model, one end of the sheared chain is clamped in the fixed clamp, the other end of the sheared chain is clamped in the movable clamp, the power box mechanism drives the movable plate to move downwards, the movable plate drives the movable clamp to move downwards, the chain is tensioned, the servo motor continues to rotate to apply force, and a tensile test is performed on the chain, so that the flow is simple and easy to operate.
Drawings
Fig. 1 is a schematic perspective view of a tensile testing machine for chain production according to the present utility model;
FIG. 2 is a schematic diagram showing the internal three-dimensional structure of a tensile testing machine for chain production according to the present utility model;
FIG. 3 is a schematic diagram showing a section of a power box mechanism in a tensile testing machine for chain production;
fig. 4 is a schematic diagram showing a part of a power box mechanism in a tensile testing machine for chain production.
Legend description: 1. a fixing clamp; 2. a support frame; 3. a protective cover; 4. a moving clamp; 5. a moving plate; 6. a power box mechanism; 61. a case; 62. a double-layer belt wheel; 63. a first belt; 64. a primary pulley; 65. a servo motor; 66. a mounting plate; 67. a first threaded rod; 68. a first driven pulley; 69. a second driven pulley; 610. a second threaded rod; 611. a second belt.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1 as shown in fig. 1-4, the present utility model provides a tensile testing machine for chain production.
The specific arrangement and function thereof will be described in detail below.
As shown in fig. 1, fig. 3 and fig. 4, a tensile testing machine for chain production comprises a fixing clamp 1, a supporting frame 2, a protective cover 3, a movable clamp 4 and a movable plate 5, wherein the lower side of the supporting frame 2 is fixedly connected with a power box mechanism 6, the power box mechanism 6 comprises a mounting plate 66, the middle part of the mounting plate 66 is rotationally connected with a double-layer belt pulley 62, the outer side of the lower end belt pulley of the double-layer belt pulley 62 is movably clamped with a second belt 611, the inner side of the second belt 611 is movably clamped with a first driven belt pulley 68 and a second driven belt pulley 69, the middle part of the first driven belt pulley 68 is fixedly provided with a first threaded rod 67, the middle part of the second driven belt pulley 69 is fixedly provided with a second threaded rod 610, two ends of the movable plate 5 are in threaded connection with the outer side of the first threaded rod 67 and the outer side of the second threaded rod 610, the lower side of the mounting plate 66 is fixedly provided with a servo motor 65, the movable shaft of the servo motor 65 is fixedly provided with a first belt pulley 64, the outer side of the first belt pulley 64 is movably clamped with the first belt 63, the inner side of the other end of the first belt 63 is movably clamped with the outer side of the upper end of the first belt 63, the upper side of the first belt 67 is fixedly connected with the upper side of the box 61 and the upper side of the first threaded rod 61 is connected with the lower end of the first threaded rod 610.
The effect that its whole power case mechanism 6 reaches is, through starting servo motor 65, servo motor 65 drives one-level band pulley 64 rotation, first belt 63 is driven by one-level band pulley 64, first belt 63 drives double-deck band pulley 62 again and rotates at mounting panel 66 middle part, the lower extreme band pulley of double-deck band pulley 62 drives the second belt 611 motion, the second belt 611 is under the assistance of a plurality of auxiliary wheels, drive first driven pulley 68 and second driven pulley 69 simultaneously and begin to rotate, first driven pulley 68 drives first threaded rod 67 and rotates in box 61 and support frame 2, second driven pulley 69 drives second threaded rod 610 and rotates in box 61 and support frame 2, thereby guarantee both sides synchronous rotation, first threaded rod 67 and second threaded rod 610 rotate in the inside of movable plate 5 and produce the engaging force, the engaging force makes movable plate 5 downwardly move, through setting up power case mechanism 6, realize both sides synchronous rotation, ensure that movable plate 5 both sides atress is the same as far as possible, thereby guarantee the pulling force of middle part is accurate, improve the precision of test numerical value.
As shown in fig. 1 and 2, the upper side of the case 61 is fixedly connected with the lower side of the support frame 2, the inner top of the support frame 2 is fixedly connected with the upper side of the fixing clip 1, the middle part of the upper side of the moving plate 5 is fixedly mounted with the lower side of the moving clip 4, the moving clip 4 is positioned under the fixing clip 1, the two sides of the support frame 2 are fixedly connected with the inner side of the protective cover 3, and the lower side of the protective cover 3 is fixedly mounted with the upper side of the case 61.
The effect that it reached is, presss from both sides tightly in fixation clamp 1 with the chain one end after shearing, and the other end presss from both sides in the removal clamp 4, and power box mechanism 6 drives movable plate 5 and moves down, and movable plate 5 and drive and move clamp 4 down, and with the chain taut, servo motor 65 continues the rotation and exerts force, carries out tensile test to the chain, and the simple easy operation of flow.
The application method and the working principle of the device are as follows: when the tensile testing machine for chain production is used, one end of a sheared chain is clamped in the fixed clamp 1, the other end of the sheared chain is clamped in the movable clamp 4, the servo motor 65 is started, the servo motor 65 drives the primary belt pulley 64 to rotate, the first belt 63 is driven by the primary belt pulley 64, the first belt 63 drives the double-layer belt pulley 62 to rotate in the middle of the mounting plate 66, the lower belt pulley of the double-layer belt pulley 62 drives the second belt 611 to move, the second belt 611 drives the first driven belt pulley 68 and the second driven belt pulley 69 to start rotating under the assistance of a plurality of auxiliary wheels, the first driven belt pulley 68 drives the first threaded rod 67 to rotate in the box 61 and the support frame 2, the second driven belt pulley 69 drives the second threaded rod 610 to rotate in the box 61 and the support frame 2, so that synchronous rotation of two sides is guaranteed, the first threaded rod 67 and the second threaded rod 610 rotate in the moving plate 5 to generate meshing force, the two sides of the moving plate 5 are guaranteed to be as same as possible, accuracy of a tensile test value is improved, the moving plate 5 is driven to drive the movable plate 4 to rotate downwards, and the tension test is continuously applied to the chain.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (7)
1. The utility model provides a tensile testing machine is used in chain production, includes fixation clamp (1), support frame (2), protection casing (3), removal clamp (4) and movable plate (5), its characterized in that: the utility model discloses a motor vehicle power box structure, including support frame (2), downside fixedly connected with headstock mechanism (6), headstock mechanism (6) include mounting panel (66), the middle part of mounting panel (66) rotates and is connected with double-deck band pulley (62), the activity joint in the lower extreme band pulley outside of double-deck band pulley (62) has second belt (611), the inboard activity joint of second belt (611) has first driven band pulley (68) and second driven band pulley (69), the middle part fixed mounting of first driven band pulley (68) has first threaded rod (67), the middle part fixed mounting of second driven band pulley (69) has second threaded rod (610), the both ends of movable plate (5) with the outside of first threaded rod (67) with the outside threaded connection of second threaded rod (610).
2. The tensile testing machine for chain production according to claim 1, wherein: the servo motor (65) is fixedly arranged on the lower side of the mounting plate (66), and the primary belt wheel (64) is fixedly arranged on a movable shaft of the servo motor (65).
3. The tensile testing machine for chain production according to claim 2, wherein: the outside activity joint of one-level band pulley (64) has first belt (63), the other end inboard of first belt (63) with the outside activity joint of upper end of first belt (63).
4. A tensile testing machine for chain production according to claim 3, wherein: the upper side of mounting panel (66) fixedly connected with box (61), the inside of upside of box (61) with the lower extreme of first threaded rod (67) with the lower extreme of second threaded rod (610) rotates to be connected.
5. The tensile testing machine for chain production according to claim 4, wherein: the upper side of the box body (61) is fixedly connected with the lower side of the supporting frame (2), and the top of the inner side of the supporting frame (2) is fixedly connected with the upper side of the fixing clamp (1).
6. The tensile testing machine for chain production according to claim 4, wherein: the middle part of the upper side of the movable plate (5) is fixedly arranged with the lower side of the movable clamp (4), and the movable clamp (4) is positioned right below the fixed clamp (1).
7. The tensile testing machine for chain production according to claim 6, wherein: the two sides of the supporting frame (2) are fixedly connected with the inner side of the protective cover (3), and the lower side of the protective cover (3) is fixedly installed with the upper side of the box body (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321069972.7U CN219870729U (en) | 2023-05-06 | 2023-05-06 | Tensile testing machine for chain production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321069972.7U CN219870729U (en) | 2023-05-06 | 2023-05-06 | Tensile testing machine for chain production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219870729U true CN219870729U (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321069972.7U Active CN219870729U (en) | 2023-05-06 | 2023-05-06 | Tensile testing machine for chain production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219870729U (en) |
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2023
- 2023-05-06 CN CN202321069972.7U patent/CN219870729U/en active Active
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