CN217954079U - High adjusting device of fatigue testing machine sample - Google Patents
High adjusting device of fatigue testing machine sample Download PDFInfo
- Publication number
- CN217954079U CN217954079U CN202221916056.8U CN202221916056U CN217954079U CN 217954079 U CN217954079 U CN 217954079U CN 202221916056 U CN202221916056 U CN 202221916056U CN 217954079 U CN217954079 U CN 217954079U
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- drive roller
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a fatigue testing machine sample height adjusting device, including supporting seat and motor, the supporting seat upper end is provided with the device main part, and is provided with the L template in the device main part upper end to L template upper end is provided with the pivot, the pivot upper end is provided with the apron, and the apron outside is connected with electric telescopic handle to electric telescopic handle upper end outside is provided with reset spring, the motor front end is provided with the drive roller, and the drive roller outside runs through and is provided with the link gear, the drive roller right side is provided with the driven voller, the drive roller outside runs through and is provided with the gear, and the interlock of gear left side has the rack, and the rack bottom is provided with stop gear to the stop gear outside is provided with fixed box, and the stop gear bottom is connected with compression spring, and this device makes things convenient for temporary location, helps tensile stability, also makes things convenient for the staff to look over tensile height, can guarantee the leakproofness of device, is favorable to the security that improves the device.
Description
Technical Field
The utility model relates to a testing machine technical field specifically is a fatigue testing machine sample height adjusting device.
Background
The fatigue testing machine is a performance testing machine for measuring the tensile and compression states of samples such as metal or alloy materials under the condition of room temperature, can test the samples efficiently and laborsavingly, is often applied to an operation joint, a fixed connection part or a spiral motion part, realizes high load, high frequency and low consumption to finish a fatigue test, finally judges the fatigue life of the sample through fatigue times, and in order to adapt to different materials, the general fatigue testing machine samples can be highly adjusted, but the fatigue testing machine sample height adjusting device in the current market still has the following problems:
1. the height adjustment of the sample of the fatigue testing machine in the current market is operated only by virtue of the telescopic rods, when the telescopic rods on two sides are not at the same height, the fatigue test is easy to deviate, and the height of the conventional height adjusting device cannot be positioned and fixed, so that the maximum stretching height cannot be determined, and the subsequent information recording is inconvenient;
2. the fatigue testing machine samples on the market are all in an open structure, the materials can be broken in the stretching process, scraps generated in the breaking process easily injure workers, certain potential safety hazards are caused, the personal safety of the workers cannot be guaranteed, and the scraps scattered can pollute the surrounding environment and are inconvenient to process;
aiming at the problems, the novel design is carried out on the basis of the original fatigue testing machine sample height adjusting device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fatigue testing machine sample height regulating device, only rely on the telescopic link to operate with the fatigue testing machine sample height regulation on the present market that solves above-mentioned background and provide, when the both sides telescopic link is not at same height, lead to fatigue test to appear the deviation easily, and the unable location height of current height regulating device, can not fixed height, make the biggest tensile height undeterminable, subsequent information record is not convenient for, and the fatigue testing machine sample all is open structure, the rupture condition can appear in tensile process material, the piece that appears hurts the staff easily during the fracture, certain potential safety hazard has, can't guarantee staff's personal safety.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fatigue testing machine sample height adjusting device, includes supporting seat and motor, the supporting seat upper end is provided with the device main part, and is provided with the L template in the device main part upper end to L template upper end is provided with the pivot, the pivot upper end is provided with the apron, and the apron outside is connected with electric telescopic handle to electric telescopic handle upper end outside is provided with reset spring, the motor front end is provided with the drive roller, and runs through outside the drive roller and be provided with link gear, the drive roller right side is provided with the driven voller, the drive roller outside runs through and is provided with the gear, and the interlock in gear left side has the rack, and the rack bottom is provided with stop gear to the stop gear outside is provided with fixed box, and the stop gear bottom is connected with compression spring.
Preferably, the supporting seat is consistent with the cross section of the device body, the device body and the supporting seat are of an integrated structure, the device body is provided with a slide rail for sliding a limiting block at the bottom of the L-shaped plate, the width of the bottom surface of the L-shaped plate is consistent with the width of the device body, and the width of the upper end of the L-shaped plate is consistent with the lengths of the two cover plates.
Preferably, the outer side of the cover plate is provided with an electric telescopic rod, the bottom of the electric telescopic rod is connected to the outer portion of the upper end of the L-shaped plate, a reset spring is arranged on the outer portion of the telescopic portion of the electric telescopic rod, and the clamping block of the cover plate is clamped in the clamping groove of the left cover plate in an initial state.
Preferably, the motor is arranged outside the left side of the back of the device main body, the motor and the driving roller are in a rotating structure, and the length of the driving roller is larger than that of the driven roller.
Preferably, be synchronous revolution between drive roller and the driven voller through link gear, and link gear includes action wheel, belt and follows the driving wheel to the action wheel runs through on the drive roller, the belt is "8" style of calligraphy and rotates.
Preferably, gear and rack interlock each other, and the rack bottom is provided with stop gear to stop gear includes limiting plate, lug and extrusion spring, the lug is triangle-shaped, and the lug can block in fixed box predetermined recess to fixed box inboard is provided with the recess of a plurality of co-altitude not, the hypoplastron all is the slope form on the recess.
Compared with the prior art, the beneficial effects of the utility model are that: the fatigue testing machine sample height adjusting device;
1. the driving roller is driven to rotate by a motor, the driving roller enables the driving wheel to rotate, the driving wheel enables the driven wheel to rotate reversely by an 8-shaped belt, the driving roller and the driven roller start to rotate synchronously and reversely, gears are arranged on the driving roller and the driven roller, the gears enable the racks to lift up and down, the racks are connected with the L-shaped plates, the initial height can be adjusted according to the height of the samples, the samples are connected with the upper end of the inner side of the cover plate, the motor is continuously started to stretch the samples, the sample stretching device can be suitable for materials with different heights, a limiting device at the bottom of the racks can be continuously clamped into grooves with different heights in the lifting process, the temporary positioning is convenient, the stretching stability is facilitated, and workers can check the stretching height conveniently;
2. through preventing that cracked material has the piece to splash, this height adjusting device is encapsulated situation, it is rotatory outwards to have driven two apron through electric telescopic handle, the device opening this moment, put into the device with the sample, reset spring receives the pressurized this moment, when needs are closed, just close electric telescopic handle, reset spring can drive the apron and reset, convenient operation, it is more laborsaving, unable manual operation, can guarantee the leakproofness of device, be favorable to improving the security of device.
Drawings
FIG. 1 is a schematic side sectional view of the height adjusting device of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic structural view of the outer side surface of the linkage mechanism of the present invention;
fig. 4 is a schematic top view of the gear and rack of the present invention.
In the figure: 1. a supporting base; 2. a device main body; 3. an L-shaped plate; 4. a rotating shaft; 5. a cover plate; 6. an electric telescopic rod; 7. a return spring; 8. a motor; 9. a drive roller; 10. a linkage mechanism; 1001. a driving wheel; 1002. a belt; 1003. a driven wheel; 11. a driven roller; 12. a gear; 13. a rack; 14. a limiting mechanism; 1401. a limiting plate; 1402. a bump; 1403. extruding the spring; 15. a fixing box; 1501. a groove; 16. compressing the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a fatigue testing machine sample height adjusting device, including supporting seat 1 and motor 8, 1 upper end of supporting seat is provided with device main part 2, and 2 upper ends of device main part are provided with L template 3, and L template 3 upper end is provided with pivot 4, 4 upper ends in the pivot are provided with apron 5, and the 5 outsides of apron are connected with electric telescopic handle 6, and 6 upper end outsides are provided with reset spring 7, 8 front ends in the motor are provided with drive roller 9, and drive roller 9 outside runs through and is provided with link gear 10, drive roller 9 right side is provided with driven voller 11, drive roller 9 outside runs through and is provided with gear 12, and the interlock of gear 12 left side has rack 13, and rack 13 bottom is provided with stop gear 14, and stop gear 14 outside is provided with fixed box 15, and stop gear 14 bottom is connected with compression spring 16.
Supporting seat 1 is unanimous with device main part 2 cross sections, and device main part 2 is the integral structure with supporting seat 1 to device main part 2 is provided with the stopper that the slide supplied 3 bottoms of L template and slides, and the width of 3 bottom surfaces of L template is unanimous with the width of device main part 2, and 3 upper end widths of L template are unanimous with two 5 length of apron, can guarantee the stationarity that 3 lifts of L template, and the device leakproofness is good moreover.
The 5 outsides of apron are provided with electric telescopic handle 6, and 6 bottoms of electric telescopic handle are even outside 3 upper ends of L template to the outside of 6 scalable positions of electric telescopic handle is provided with reset spring 7, and initial state apron 5's block can contact the block through the rotation in the draw-in groove of left side apron 5, need not manual operation, facilitates the use more.
The motor 8 is arranged outside the left side of the back of the device main body 2, the motor 8 and the driving roller 9 are in a rotating structure, and the length of the driving roller 9 is larger than that of the driven roller 11, so that driving force can be provided for adjustment of the device.
The driving roller 9 and the driven roller 11 rotate synchronously through the linkage mechanism 10, the linkage mechanism 10 comprises a driving wheel 1001, a belt 1002 and a driven wheel 1003, the driving wheel 1001 penetrates through the driving roller 9, and the belt 1002 rotates in an 8 shape, so that the driving roller 9 and the driven roller 11 rotate at the same speed, but in opposite directions.
The working principle is as follows: when the fatigue testing machine sample height adjusting device is used, a material to be tested needs to be placed into a fatigue testing machine sample, the two cover plates 5 are mutually clamped in an initial state, at the moment, the electric telescopic rod 6 is started to contract, the cover plates 5 start to rotate around the rotating shaft 4 when the electric telescopic rod 6 contracts, the two cover plates 5 rotate in opposite directions to form an opening, the upper end of the device is opened, the reset spring 7 is extruded by the rotation of the cover plates 5, after the material is placed on the mounting seat, the operation of the electric telescopic rod 6 is stopped, at the moment, the cover plates 5 do not have pulling force, the reset spring 7 also lacks extrusion force, the cover plates 5 rotate anticlockwise around the rotating shaft 4 under the action of the reset spring 7, the left cover plate 5 rotates clockwise, the clamping block of the right cover plate 5 is just clamped into the clamping groove of the left cover plate 5, and the device is in a sealing state at the moment, when a worker needs to adjust the height of a sample of the fatigue testing machine, firstly, a motor 8 is started, the motor 8 drives a driving roller 9, the driving roller 9 drives a driving wheel 1001 which penetrates through the outside to rotate, the driving wheel 1001 drives a driven wheel 1003 to rotate through a belt 1002, the belt 1002 is in a shape of '8', the driven wheel 1003 and the driving wheel 1001 rotate in opposite directions, the driven wheel 1003 drives a driven wheel 11 to rotate, the driven wheel 11 and the driving roller 9 are provided with the same gear 12 in a penetrating mode, the gear 12 rotates to enable a rack 13 which is meshed with each other to move up and down in a fixed box 15, the upper end of the rack 13 is connected with an L-shaped plate 3, the two L-shaped plates 3 can descend together, the rotation angles of the two gears 12 are guaranteed to be consistent under the action of a linkage mechanism 10, the lifting heights of the racks 13 are consistent, the lifting heights of the L-shaped plates 3 are consistent, and a limiting block is arranged on the outer side of the L-shaped plate 3, the limiting blocks can slide in the slide ways on the two sides of the device body 2 to ensure the lifting stability, the device body 2 drives the cover plate 5 to lift, the height of the whole device is changed, the limiting plates 1401 are welded at the bottoms of the racks 13, the lugs 1402 on the two sides of the limiting plates 1401 are initially blocked by the fixing boxes 15 and are collected in the preset holes of the limiting plates 1401, when the height is increased to a specified height, the extrusion springs 1403 do not have extrusion force to drive the lugs 1402 to be clamped into the grooves 1501, the height is fixed, the rotating motor 8 is stopped, the height adjusting device can be fixed after being increased to a certain height, the maximum stretching height is convenient for a worker to observe, if the worker needs to continuously increase, the lugs 1402 are extruded by the inclined planes at the upper ends of the grooves 1501 and are collected in the preset holes of the limiting plates 1401, the materials can continuously increase until the materials reach the maximum limit, the rotating motor 8 is stopped to fix the current height, and the content which is not described in detail in the specification belongs to the prior art known by professionals in the field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a fatigue testing machine sample height adjusting device, includes supporting seat (1) and motor (8), its characterized in that: supporting seat (1) upper end is provided with device main part (2), and device main part (2) upper end is provided with L template (3) to L template (3) upper end is provided with pivot (4), pivot (4) upper end is provided with apron (5), and apron (5) outside is connected with electric telescopic handle (6), and electric telescopic handle (6) upper end outside is provided with reset spring (7), motor (8) front end is provided with drive roller (9), and drive roller (9) outside runs through and is provided with link gear (10), drive roller (9) right side is provided with driven voller (11), drive roller (9) outside runs through and is provided with gear (12), and gear (12) left side interlock has rack (13), and rack (13) bottom is provided with stop gear (14) to stop gear (14) outside is provided with fixed box (15), and stop gear (14) bottom is connected with compression spring (16).
2. The device for adjusting the height of the sample of the fatigue testing machine according to claim 1, characterized in that: supporting seat (1) is unanimous with device main part (2) cross section, and just device main part (2) is integral structure with supporting seat (1) to device main part (2) are provided with the stopper that the slide supplied L template (3) bottom and slide, the width of L template (3) bottom surface is unanimous with the width of device main part (2), and L template (3) upper end width is unanimous with two apron (5) length.
3. The device for adjusting the height of the sample of the fatigue testing machine according to claim 1, wherein: the outer side of the cover plate (5) is provided with an electric telescopic rod (6), the bottom of the electric telescopic rod (6) is connected to the outer portion of the upper end of the L-shaped plate (3), a reset spring (7) is arranged on the outer portion of the telescopic portion of the electric telescopic rod (6), and the clamping block of the cover plate (5) is clamped in the clamping groove of the left cover plate (5) in an initial state.
4. The device for adjusting the height of the sample of the fatigue testing machine according to claim 1, wherein: the motor (8) is arranged outside the left side of the back of the device main body (2), the motor (8) and the driving roller (9) are of a rotating structure, and the length of the driving roller (9) is larger than that of the driven roller (11).
5. The device for adjusting the height of the sample of the fatigue testing machine according to claim 1, wherein: be synchronous revolution between drive roller (9) and driven roller (11) through link gear (10), and link gear (10) include action wheel (1001), belt (1002) and follow driving wheel (1003) to action wheel (1001) run through on drive roller (9), belt (1002) are "8" style of calligraphy and rotate.
6. The device for adjusting the height of the sample of the fatigue testing machine according to claim 1, wherein: gear (12) and rack (13) interlock each other, and rack (13) bottom is provided with stop gear (14), and stop gear (14) include limiting plate (1401), lug (1402) and extrusion spring (1403), lug (1402) are triangle-shaped, and lug (1402) can block in recess (1501) that fixed box (15) were predetermine, and fixed box (15) inboard is provided with a plurality of not recess (1501) of co-altitude, the board all is the slope form about recess (1501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221916056.8U CN217954079U (en) | 2022-07-22 | 2022-07-22 | High adjusting device of fatigue testing machine sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221916056.8U CN217954079U (en) | 2022-07-22 | 2022-07-22 | High adjusting device of fatigue testing machine sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217954079U true CN217954079U (en) | 2022-12-02 |
Family
ID=84223307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221916056.8U Expired - Fee Related CN217954079U (en) | 2022-07-22 | 2022-07-22 | High adjusting device of fatigue testing machine sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217954079U (en) |
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2022
- 2022-07-22 CN CN202221916056.8U patent/CN217954079U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |