CN215894213U - Safe type tensile testing machine - Google Patents
Safe type tensile testing machine Download PDFInfo
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- CN215894213U CN215894213U CN202121594763.5U CN202121594763U CN215894213U CN 215894213 U CN215894213 U CN 215894213U CN 202121594763 U CN202121594763 U CN 202121594763U CN 215894213 U CN215894213 U CN 215894213U
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Abstract
The utility model relates to a safe type tensile test machine relates to tensile test's field, it includes the organism and is used for the centre gripping subassembly of fixed sample, the centre gripping subassembly sets up on the organism, the centre gripping subassembly includes mounting and lower mounting, lower mounting is fixed with the organism, go up mounting and organism sliding connection, the slip direction of going up the mounting is vertical direction, be provided with on the organism and be used for playing the protection casing that shelters from the effect, the protection casing cover is established between last mounting and lower mounting, be connected for dismantling between protection casing and the organism. This application has and can reduce the sample departure to cause the effect of injury possibility to the experimenter.
Description
Technical Field
The application relates to the field of tensile tests, in particular to a safe type tensile testing machine.
Background
The tension tester is a mechanical stress tester for testing the mechanical properties of various materials, such as static load, tension, compression, bending, shearing, tearing, peeling and the like of instruments and equipment, and is suitable for testing various physical and mechanical properties of materials, such as rubber, wires and cables, steel, glass fiber and the like. The device is an indispensable detection device for material development, physical property test, teaching research, quality control and the like.
At present common tensile testing machine includes organism and centre gripping subassembly usually, and centre gripping subassembly divide into mounting and lower mounting usually, goes up the mounting and fixes with the both ends of sample respectively with lower mounting, and during the use, lower mounting keeps motionless, goes up the mounting and slides on the organism along vertical direction, goes up the mounting and uses with lower mounting cooperation and elongates the sample, until breaking to the realization is to the detection of sample performance.
In view of the above-mentioned related arts, the inventor believes that when a tensile testing machine is used to test the performance of a sample, some samples may fly out when being broken due to different materials of the samples, and small samples may cause damage to surrounding experimenters when flying out.
SUMMERY OF THE UTILITY MODEL
In order to reduce the sample departure to cause the possibility of injury to the experimenter, this application provides a safe type tensile testing machine.
The application provides a safe type tensile testing machine adopts following technical scheme:
the utility model provides a safe type tensile testing machine, includes the organism and is used for the centre gripping subassembly of fixed sample, and the centre gripping subassembly sets up on the organism, and the centre gripping subassembly includes mounting and lower mounting, and lower mounting is fixed with the organism, goes up mounting and organism sliding connection, and the slip direction of going up the mounting is vertical direction, is provided with the protection casing that is used for playing the effect of sheltering from on the organism, and the protection casing cover is established between last mounting and lower mounting.
By adopting the technical scheme, when a tensile test is carried out by using the tensile testing machine, the sample is fixed by using the upper fixing piece and the lower fixing piece, and then the upper fixing piece moves upwards along the vertical direction so as to be matched with the lower fixing piece for use to stretch the sample; set up the protection casing between last mounting and lower mounting, when the sample was pulled apart, part sample can be followed and is gone out between last mounting and the lower mounting, and the protection casing can play the effect of interception to the part sample of flying out to can reduce the sample flying out, and cause the possibility of injury to the experimenter.
Optionally, the protection casing is detachably connected with the machine body.
Through adopting above-mentioned technical scheme, set up to dismantling between protection casing and the organism and be connected, when carrying out the clamping to the sample, pull down the protection casing from the organism to reduce the clamping process production influence of protection casing to the sample.
Optionally, the bottom of protection casing is provided with the fixed plate, wears to be equipped with connecting bolt on the fixed plate, connecting bolt pass the fixed plate and with organism threaded connection.
Through adopting above-mentioned technical scheme, when installing the protection casing on the organism, place the protection casing on the organism earlier, then wear to establish connecting bolt on the fixed plate, the connecting bolt of screwing for connecting bolt and organism threaded connection, thereby install the protection casing on the organism and fixed with the organism.
Optionally, the protection casing is provided with two, and two protection casings enclose jointly and establish into the rectangle, and the cover is established on the organism, for dismantling the connection between two protection casings.
Through adopting above-mentioned technical scheme, set up the protection casing into two to enclose two protection casings jointly and establish into the rectangle, two protection casings are established jointly on the organism, make two protection casings compare in a protection casing pull down from the organism more easily, thereby make the dismouting process of protection casing more convenient.
Optionally, the protective cover is provided with a fixing assembly at the joint with another protective cover, the fixing assembly comprises a fixing bolt and a fixing nut, the fixing bolt simultaneously penetrates through the two protective covers, the fixing nut is sleeved on the fixing bolt and is in threaded connection with the fixing bolt, and the fixing nut is tightly abutted to the protective cover.
Through adopting above-mentioned technical scheme, when fixing two protection casings, wear to establish fixing bolt on two protection casings, then establish fixing nut cover on fixing bolt, the fixation nut of screwing for fixation nut and protection casing butt, thereby it is fixed with two protection casings department of meeting to utilize fixed subassembly.
Optionally, the protective cover is of a telescopic structure.
Through adopting above-mentioned technical scheme, set up the protection casing into extending structure, when the length of sample changes, tensile or shorten the length of protection casing for the protection casing can be completely covered and establish between last mounting and lower mounting, thereby reduces the possibility that part sample from gap department departure between protection casing and the organism, and then has guaranteed operating personnel's safety.
Optionally, the protective cover includes a fixed portion and a movable portion, the fixed portion is fixed to the body, the movable portion is connected with the fixed portion in a sliding mode, and the sliding direction of the movable portion is in a vertical direction.
Through adopting above-mentioned technical scheme, set up the protection casing into including fixed part and removal portion to fixed part and organism, removal portion and fixed part sliding connection, thereby adjust the position of removal portion, make removal portion and fixed part cover completely and establish between last mounting and lower mounting.
Optionally, the top end of the moving part is fixed with the upper fixing part.
Through adopting above-mentioned technical scheme, it is fixed with last mounting with the top of removal portion, and it is fixed with the sample to go up the mounting to use with lower mounting cooperation when lengthening the sample, go up the mounting rebound, can drive the removal portion and upwards slide along vertical direction, thereby realize the adjustment to removal portion position, make the removal portion more convenient along the gliding process of vertical direction.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the protective cover is arranged between the upper fixing piece and the lower fixing piece, and can intercept a part of the flying-out sample, so that the possibility of flying-out of the sample and causing injury to experimenters can be reduced;
2. the two protective covers are arranged, so that the two protective covers are easier to detach from the machine body compared with one protective cover, and the detaching process of the protective covers is more convenient;
3. through setting up the protection casing into extending structure for the protection casing can be completely covered and establish between last mounting and lower mounting, thereby reduces the possibility that part sample from the gap departure between protection casing and the organism, and then has guaranteed operating personnel's safety.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
fig. 2 is a schematic view intended to show the structure of the clamping assembly.
Description of reference numerals: 1. a body; 2. a clamping assembly; 21. an upper fixing member; 211. a connecting rod; 22. a lower fixing member; 3. a protective cover; 31. a fixed part; 311. a fixing plate; 3111. a connecting bolt; 32. a moving part; 33. a fixing assembly; 331. fixing the bolt; 332. and (5) fixing the nut.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses safe type tensile testing machine. Referring to fig. 1 and 2, the safe type tensile testing machine comprises a machine body 1, a clamping assembly 2 for fixing a sample and a protective cover 3, wherein the clamping assembly 2 comprises an upper fixing piece 21 and a lower fixing piece 22, the lower fixing piece 22 is fixed with the machine body 1, the upper fixing piece 21 is in sliding connection with the machine body 1, the sliding direction of the upper fixing piece 21 is vertical, and the protective cover 3 is covered between the upper fixing piece 21 and the lower fixing piece 22.
When a sample is stretched, the two ends of the sample in the vertical direction are fixed by the upper fixing piece 21 and the lower fixing piece 22, and then the upper fixing piece 21 moves upwards along the vertical direction, so that the distance between the upper fixing piece 21 and the lower fixing piece 22 is increased, and the sample is driven to extend; when the sample is pulled apart and a part of the sample flies out from between the upper fixing member 21 and the lower fixing member 22, the protection cover 3 can shield the flying sample, thereby reducing the possibility of the flying sample.
Referring to fig. 2, the protective cover 3 includes a fixed portion 31 and a movable portion 32, a fixed plate 311 is disposed at a bottom end of the fixed portion 31, a plurality of connection bolts 3111 penetrate through the fixed plate 311, and the connection bolts 3111 penetrate through the fixed plate 311 and are in threaded connection with the machine body 1; the moving part 32 is located inside the fixed part 31 and is slidably connected to the fixed part 31. The upper fixing member 21 is provided with a connecting rod 211, and the connecting rod 211 is horizontally arranged and passes through the top end of the moving part 32.
When the protective cover 3 is mounted, the fixing portion 31 is placed on the machine body 1, and then the connecting bolt 3111 is screwed so that the connecting bolt 3111 is tightly abutted to the fixing plate 311, thereby fixing the protective cover 3 on the machine body 1; when the upper fixture 21 is moved upward in the vertical direction, the distance between the upper fixture 21 and the lower fixture 22 is increased, so that the sample is elongated; meanwhile, the upper fixing member 21 can drive the moving portion 32 to move upwards along the vertical direction through the connecting rod 211, so that the moving portion 32 and the fixing portion 31 can be always covered between the upper fixing member 21 and the lower fixing member 22, and the protection effect of the protection cover 3 is ensured.
Referring to fig. 2, two protective covers 3 are provided, and the two protective covers 3 jointly enclose a rectangle, and the two protective covers 3 are sleeved on the machine body 1; the joint of the two protective covers 3 is provided with fixed components 33 for fixing, the fixed components 33 are arranged into four groups, and the fixed parts 31 and the moving parts 32 are respectively arranged corresponding to the two groups of fixed components 33; the fixing component 33 includes a fixing bolt 331 and a fixing nut 332, the fixing bolt 331 simultaneously penetrates through the two protection covers 3, the fixing nut 332 is sleeved on the fixing bolt 331 and is in threaded connection with the fixing bolt 331, and the fixing nut 332 is tightly abutted to the protection covers 3.
When the installation protection casing 3, all fixed through fixed plate 311 and connecting bolt 3111 with two protection casings 3 with organism 1, then wear to establish on protection casing 3 two fixing bolt 331 respectively, wear to establish on fixing bolt 331 fixing nut 332 again, the fixing nut 332 of screwing for fixing nut 332 and fixing bolt 331 threaded connection, and with protection casing 3 butt, thereby it is fixed with two protection casings 3.
The embodiment of the application provides a safe type tensile testing machine's implementation principle does: when a sample is stretched, the two ends of the sample in the vertical direction are fixed by the upper fixing piece 21 and the lower fixing piece 22, and then the upper fixing piece 21 moves upwards along the vertical direction, so that the distance between the upper fixing piece 21 and the lower fixing piece 22 is increased, and the sample is driven to extend; meanwhile, the upper fixing piece 21 can drive the moving part 32 to move upwards along the vertical direction through the connecting rod 211, so that the moving part 32 and the fixing part 31 can be always covered between the upper fixing piece 21 and the lower fixing piece 22, when a sample is broken and a part of the sample flies out from the upper fixing piece 21 and the lower fixing piece 22, the protective cover 3 can play a role in shielding the flying-out sample, the sample can fly out, and the possibility of injury to experimenters can be reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a safe type tensile testing machine, includes organism (1) and centre gripping subassembly (2) that are used for fixed sample, centre gripping subassembly (2) set up on organism (1), and centre gripping subassembly (2) are including mounting (21) and lower mounting (22), and lower mounting (22) are fixed with organism (1), go up mounting (21) and organism (1) sliding connection, and the slip direction of going up mounting (21) is vertical direction, its characterized in that: the machine body (1) is provided with a protective cover (3) for shielding, and the protective cover (3) is covered between the upper fixing piece (21) and the lower fixing piece (22).
2. The safety type tensile testing machine according to claim 1, wherein: the protective cover (3) is detachably connected with the machine body (1).
3. The safety type tensile testing machine according to claim 2, wherein: the bottom of protection casing (3) is provided with fixed plate (311), wears to be equipped with connecting bolt (3111) on fixed plate (311), and connecting bolt (3111) pass fixed plate (311) and with organism (1) threaded connection.
4. The safety type tensile testing machine according to claim 1, wherein: the protection casing (3) are provided with two, and two protection casings (3) enclose jointly and establish into the rectangle, and the cover is established on organism (1), for dismantling the connection between two protection casings (3).
5. The safety type tensile testing machine according to claim 4, wherein: the protective cover (3) is provided with fixed subassembly (33) with another protective cover (3) department of meeting, and fixed subassembly (33) are including fixing bolt (331) and fixation nut (332), and fixing bolt (331) are worn to establish simultaneously on two protective covers (3), and fixation nut (332) cover is established on fixing bolt (331) and with fixing bolt (331) threaded connection, and fixation nut (332) and protective cover (3) are closely butt.
6. The safety type tensile testing machine according to claim 1, wherein: the protective cover (3) is of a telescopic structure.
7. The safety type tensile testing machine according to claim 6, wherein: the protection casing (3) include fixed part (31) and removal portion (32), and fixed part (31) are fixed with organism (1), and removal portion (32) and fixed part (31) sliding connection, the slip direction of removal portion (32) are vertical direction.
8. The safety type tensile testing machine according to claim 7, wherein: the top end of the moving part (32) is fixed with the upper fixing piece (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121594763.5U CN215894213U (en) | 2021-07-14 | 2021-07-14 | Safe type tensile testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121594763.5U CN215894213U (en) | 2021-07-14 | 2021-07-14 | Safe type tensile testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215894213U true CN215894213U (en) | 2022-02-22 |
Family
ID=80345399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121594763.5U Active CN215894213U (en) | 2021-07-14 | 2021-07-14 | Safe type tensile testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215894213U (en) |
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2021
- 2021-07-14 CN CN202121594763.5U patent/CN215894213U/en active Active
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Inventor after: Wu Qiming Inventor after: Liu Kun Inventor after: Song Chen Inventor after: Yu Caifeng Inventor after: Zhao Heqing Inventor after: Wu Suqiong Inventor after: Si Jingcheng Inventor after: Yang Bo Inventor after: Ma Jian Inventor after: Wang Yue Inventor before: Wu Qiming Inventor before: Yu Caifeng Inventor before: Zhao Heqing Inventor before: Wu Suqiong Inventor before: Si Jingcheng Inventor before: Yang Bo Inventor before: Ma Jian Inventor before: Wang Yue Inventor before: Liu Kun |