CN220912893U - Punching and grinding integrated test device - Google Patents
Punching and grinding integrated test device Download PDFInfo
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- CN220912893U CN220912893U CN202322472283.7U CN202322472283U CN220912893U CN 220912893 U CN220912893 U CN 220912893U CN 202322472283 U CN202322472283 U CN 202322472283U CN 220912893 U CN220912893 U CN 220912893U
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- 238000012360 testing method Methods 0.000 title claims abstract description 93
- 238000000227 grinding Methods 0.000 title claims abstract description 37
- 238000004080 punching Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 78
- 239000000463 material Substances 0.000 claims abstract description 69
- 238000007599 discharging Methods 0.000 claims description 13
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 24
- 230000001808 coupling effect Effects 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 4
- 239000003082 abrasive agent Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003801 milling Methods 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
- 239000013049 sediment Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a punching and grinding integrated test device which comprises a material collecting box, a lifting mechanism, a door opening mechanism, a test table and a conveying belt mechanism, wherein the material collecting box is used for temporarily storing punching and grinding materials; the lifting mechanism is used for driving the box body to ascend or descend; the door opening mechanism is used for being connected with the bottom plate and opening the bottom plate; the test bench is positioned at one side of the discharge hole, and when the bottom plate is opened by the door opening mechanism, the punching and grinding material in the box body can slide out from the discharge hole to the top surface of the test bench along the bottom plate, and a sample to be tested is fixed on the inclined surface; the conveying belt mechanism is used for pushing the punching and grinding materials on the material bearing table into the box body from the material inlet, and the conveying belt mechanism can convey the punching and grinding materials which fall from the discharge end of the test table to the material inlet end of the conveying belt mechanism into the box body from the material inlet. The punching and grinding integrated test device can perform performance test on abrasion resistance and impact resistance indexes of materials under the coupling action of impact and abrasion multiple working conditions.
Description
Technical Field
The utility model relates to the field of material performance testing, in particular to a punching and grinding integrated test device.
Background
At present, the multi-working-condition coupling effects such as impact, abrasion and the like have serious influence on the service life and durability of structures such as hydraulic buildings, flood discharge gates, coal conveying bins and the like, for example, the surface layer concrete of bridge pier columns in mountain areas is seriously damaged under the condition of high-frequency barren rock impact, and great potential safety hazards are brought to the safety operation of bridge structures. Therefore, how to develop effective protection against the above-mentioned structures (devices) has become a research hot spot in engineering world in recent years. The protection of the existing structure or the newly built structure by adopting a new material with wear resistance and impact resistance becomes a common treatment means at present.
The existing scheme is mainly used for testing single indexes of impact performance or abrasion performance of materials, namely, the impact property of the materials or the weight change of the materials under the abrasion working condition is judged by measuring the deformation of the materials, so that the abrasion resistance of the materials is judged.
Aiming at the impact and abrasion actions of sediment and barren rock on long-term time of a hydraulic building, more test devices can test the impact property and abrasion resistance of materials at present, however, the damage of the surface materials of the structure is often aggravated under the combined action of impact and abrasion, and the conventional test indexes are difficult to truly reflect the properties of the materials under the actual working conditions.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model aims to provide the punching and grinding integrated test device which can test the performance of abrasion resistance and impact resistance indexes of materials under the coupling action of multiple working conditions of impact and abrasion.
In order to achieve the above object, the present utility model is realized by the following technical scheme: an integrated punching and grinding test device, comprising:
a material collecting box; the device is used for temporarily storing the punching and grinding materials and comprises a box body and a bottom plate, wherein a feed inlet is formed in the top of the box body, one end of the bottom plate is hinged and covered at the bottom end of the box body through a coil spring, and the bottom plate can be opened to form a discharge outlet after being subjected to downward tensile force;
The lifting mechanism is connected with the box body and used for driving the box body to ascend or descend;
The door opening mechanism is used for being connected with the bottom plate and opening the bottom plate when the box body moves to the topmost end;
The test bench is arranged in parallel with the box body and is positioned at one side of the discharge hole, when the door opening mechanism opens the bottom plate, the punching and grinding material in the box body can slide out from the discharge hole to the top surface of the test bench along the bottom plate, the top surface of the test bench is an inclined surface which gradually inclines downwards from one side close to the discharge hole to one side far away from the discharge hole, and a sample to be tested is fixed on the inclined surface; and
The feeding end of the conveying belt mechanism is located under the discharging end of the test bench, and when the collecting box descends to the bottommost position, the discharging end of the conveying belt mechanism can be connected with the feeding port, and the conveying belt mechanism can convey the punching and grinding material falling from the discharging end of the test bench to the feeding end of the conveying belt mechanism from the feeding port into the box.
Further, the automatic testing device also comprises an outer box, wherein the box body, the door opening mechanism, the testing table and the conveying belt mechanism are all arranged in the outer box, and the front side wall and the rear side wall of the testing table are tightly attached to the inner wall of the outer box.
Further, the door opening mechanism comprises a stop lever and an extension rod, the stop lever is arranged on the inner wall of the outer box, the end part of the bottom plate, which is close to one side of the test bench, is provided with the extension rod, the stop lever is arranged on the inner wall of the box body and is close to the top of the box body, and when the collecting box is positioned at a high position, the stop lever can be abutted with the upper surface of the extension rod to block the extension rod to rise.
Further, the test bench has a plurality ofly, and a plurality of the test bench is from supreme interval setting down, and upper and lower adjacent two the inclination of the top surface of test bench is opposite, the pin can follow the inside wall of outer case reciprocates vertically and slides, just the punching and grinding material in the box can follow the bottom plate is followed the discharge gate slides to the top the test bench top surface, and in order the landing to all on the top surface of test bench, finally follow the lower extreme the discharge end drops on the conveyer belt mechanism, the sample that awaits measuring is fixed on the top surface of test bench of lower extreme.
Further, the topmost test bench is removed, a material blocking plate is arranged on the feeding end of each test bench, and the material blocking plates are arranged close to the edges.
Further, the switch of the power supply of the conveying belt mechanism is a push type contact switch, the switch is arranged on the inner bottom surface of the outer box and is positioned right below the collecting box, and when the collecting box descends to the bottommost end, the switch can be pressed tightly to drive the push type contact switch to be powered on.
Further, the feeding port is formed in the side wall of the box body, the conveying belt mechanism and the feeding port are located on the same side, the conveying belt mechanism is a linear conveying belt mechanism, and the discharging end of the conveying belt mechanism is higher than the bottom end face of the feeding port.
Further, the lifting mechanism is a winch.
The utility model has the beneficial effects that:
When the punching and grinding integrated test device is used, firstly, punching and grinding materials are pushed into the material collecting box from the material inlet, and then the material collecting box is lifted up through the lifting mechanism. When the height is increased to a preset height, the door opening mechanism is connected with the bottom plate and opens the bottom plate. The material drops to the pan feeding end of the top surface of testboard along the bottom plate, when rolling along the top surface of slope, after striking the sample that awaits measuring, continues to descend until drop to on the conveyer mechanism.
When the material collecting box descends to the bottommost position, the conveying belt mechanism can convey the punching and grinding materials falling from the discharge end of the test table to the feed end of the conveying belt mechanism into the box body from the feed opening.
By adopting the device, the cyclic type abrasion resistance of the sample to be tested can be realized, and the abrasion resistance of the sample to be tested can be tested at the specified time, the specified impact energy and the specified abrasion rate; meanwhile, compared with the existing test device, the impact and abrasion coupling material abrasion-resistant property can be achieved simultaneously. .
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
FIG. 1 is a schematic diagram of an integrated punching and grinding test apparatus according to an embodiment of the present utility model;
FIG. 2 is a schematic illustration of a pusher plate pushing material into a collection bin in the integrated impact milling test apparatus of FIG. 1;
FIG. 3 is a schematic view of a bin collector in the integrated punching and grinding test apparatus shown in FIG. 1;
Reference numerals:
100. A material collecting box; 110. a case; 120. a bottom plate; 130. a feed inlet; 140. a discharge port;
200. a lifting mechanism;
310. A stop lever; 320. an extension rod;
400. a test bench; 410. an inclined plane;
500. a sample to be tested;
700. A conveyor belt mechanism; 710. a switch;
800. an outer box.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
Referring to fig. 1 to 3, the present utility model provides a punching and grinding integrated test apparatus, which includes a material collecting box 100, a lifting mechanism 200, a door opening mechanism, a test stand 400 and a conveyor belt mechanism 700.
Specifically, the collecting box 100 is used for temporarily storing the grinding material, and the collecting box 100 includes a box body 110 and a bottom plate 120. The top of the box 110 is provided with a feed inlet 130, one end of the bottom plate 120 is hinged and covered at the bottom end of the box 110 through a coil spring, and the bottom plate 120 can be opened to form a discharge outlet 140 after being subjected to downward pulling force. With the coil spring arrangement, the bottom plate 120 can be re-covered at the bottom of the case 110 when the external force is canceled. In particular, it should be ensured that the coil spring is not opened when the housing 110 contains the abrasive material.
The lifting mechanism 200 is connected to the case 110 for driving the case 110 up or down, and in this embodiment, the lifting mechanism 200 may be preferably a hoist. Of course, in other embodiments, other forms are possible, such as screw type lifting mechanisms, chain type lifting mechanisms, etc. The door opening mechanism is adapted to be coupled to the bottom plate 120 and to open the bottom plate 120 when the case 110 is moved to the uppermost end.
The test bench 400 is arranged in parallel with the box body 110 and is positioned at one side of the discharge port 140, when the bottom plate 120 is opened by the door opening mechanism, the punching material in the box body 110 can slide out from the discharge port 140 to the top surface of the test bench 400 along the bottom plate 120, the top surface of the test bench 400 is an inclined surface 410 which gradually inclines downwards from one side close to the discharge port 140 to one side far away from the discharge port 140, and the sample 500 to be tested is fixed on the inclined surface 100.
The inclined top surface is favorable for the natural downward rolling of the grinding material, so that the impact force is generated on the sample 500 to be tested.
The feeding end of the conveying belt mechanism 700 is located under the discharging end of the test bench 400, and when the collection box 100 descends to the bottommost position, the discharging end of the conveying belt mechanism 700 can be connected with the feeding port 130, and the conveying belt mechanism 700 can convey the punching material falling from the discharging end of the test bench 400 to the feeding end of the conveying belt mechanism 700 from the feeding port 130 into the box 110.
In use, the abrasive material is first pushed into the bin 100 from the feed inlet 130 and then the bin 100 is lifted up by the lifting mechanism 200. When raised to a predetermined height, the door opening mechanism is coupled to the base plate 120 and opens the base plate 120. The material falls down the bottom plate 120 to the feed end of the top surface of the test stand 400, and after impacting the sample 500 to be tested while rolling along the inclined top surface, continues to descend until falling onto the conveyor 700. When the collecting box 100 descends to the bottommost position, the conveying belt mechanism 700 can convey the punching material falling from the discharging end of the test bench 400 to the feeding end of the conveying belt mechanism 700 from the feeding opening 130 into the box body 110.
By adopting the device, the cyclic type test of the abrasion resistance of the sample 500 to be tested can be realized under the conditions of specified time, specified impact energy and specified abrasion rate; meanwhile, compared with the existing test device, the impact and abrasion coupling material abrasion-resistant property can be achieved simultaneously.
The apparatus also includes, as a preferred embodiment, an outer case 800. The case 110, the door opening mechanism, the test stand 400 and the conveyor belt mechanism 700 are all disposed in the outer case 800, and the front and rear side walls of the test stand 400 are all disposed closely to the inner wall of the outer case 800. Other components are conveniently installed through the outer box 800, and meanwhile, the inner wall of the outer box 800 can assist in blocking the front side and the rear side of the abrasive material test bench 400 from falling.
In this embodiment, the door opening mechanism includes a bar 310 and an extension bar 320. The stop lever 310 is disposed on the inner wall of the outer case 800, the end of the bottom plate 120 near one side of the test bench 400 is provided with the extension rod 320, the stop lever 310 is disposed on the inner wall of the case 110 near the top thereof, and when the collection case 100 is located at a high position, the stop lever 310 can abut against the upper surface of the extension rod 320 to block the extension rod 320 from rising.
When the lifting mechanism 200 drives the material collecting box 100 to rise to a certain height, the stop lever 310 is abutted against the extension lever 320, and as the lifting mechanism 200 continues to lift, the bottom plate 120 is opened to form the material outlet 140, and the punching material falls to the material inlet end of the test bench 400 from the material outlet 140. When the punching material flows out, the lifting mechanism 200 drives the material collecting box 100 to move downwards, the stop lever 310 is separated from the extension lever 320, and the bottom plate 120 is covered on the bottom of the box body 110 again under the action of the coil spring.
As a preferred embodiment, there are a plurality of test boards 400, the plurality of test boards 400 are arranged at intervals from bottom to top, and the inclination directions of the top surfaces of two adjacent test boards 400 are opposite, the stop lever 310 can slide vertically up and down along the inner side wall of the outer box 800, and the grinding material in the box 110 can slide out from the discharge hole 130 to the top surface of the topmost test board 400 along the bottom plate, and sequentially slide onto the top surfaces of all test boards 400, finally fall onto the conveyor belt mechanism 700 from the discharge end at the bottommost end, and the sample to be measured is fixed on the top surface of the test board 400 at the bottommost end.
In specific implementation, vertical grooves penetrating from front to back can be formed in the inner wall of the outer box 800, the stop lever 310 can be clamped in a vertically sliding manner, and when in testing, the stop lever 310 can be stopped at different heights according to requirements and then fixed, so that the influence of different flushing and rubbing speeds can be compared, and the testing effect and efficiency are improved.
More preferably, a dam is provided on the feed end of each test station 400, except for the topmost test station 400, and the dam is provided near the edge. The baffle plays a role in blocking the material and preventing the impact grinding material from falling from the discharge end of the test bench 400.
In this embodiment, the switch 710 of the power source of the conveyor belt 700 may be configured as a push-type contact switch, and the push-type contact switch is disposed on the inner bottom surface of the outer case 800 and located directly below the bin 100, and when the bin 100 descends to the bottommost end, the switch 710 may be pressed to drive the conveyor belt 700 to start conveying materials.
In this way, the conveyor 700 is enabled to convey the material when the collection box 100 descends to the bottommost end, so that accurate pushing of the material into the collection box 100 is further ensured.
In addition, in the embodiment, the feeding port 130 is disposed on a side wall of the case 110, the belt conveying mechanism 700 and the feeding port 130 are disposed on the same side, and the belt conveying mechanism 700 is a linear belt conveying mechanism, and the discharging end of the belt conveying mechanism 700 is higher than the bottom end surface of the feeding port 130. The pushing of the material is facilitated, and in addition, the material inlet 130 can be arranged at the top of the box 110, so that the material can be pushed in.
By adopting the device, the cyclic type test of the abrasion resistance of the sample 500 to be tested can be realized under the conditions of specified time, specified impact energy and specified abrasion rate; meanwhile, compared with the existing test device, the impact and abrasion coupling material abrasion-resistant property can be achieved simultaneously.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (8)
1. An integrated punching and grinding test device, which is characterized by comprising:
a material collecting box; the device is used for temporarily storing the punching and grinding materials and comprises a box body and a bottom plate, wherein a feed inlet is formed in the top of the box body, one end of the bottom plate is hinged and covered at the bottom end of the box body through a coil spring, and the bottom plate can be opened to form a discharge outlet after being subjected to downward tensile force;
The lifting mechanism is connected with the box body and used for driving the box body to ascend or descend;
The door opening mechanism is used for being connected with the bottom plate and opening the bottom plate when the box body moves to the topmost end;
The test bench is arranged in parallel with the box body and is positioned at one side of the discharge hole, when the door opening mechanism opens the bottom plate, the punching and grinding material in the box body can slide out from the discharge hole to the top surface of the test bench along the bottom plate, the top surface of the test bench is an inclined surface which gradually inclines downwards from one side close to the discharge hole to one side far away from the discharge hole, and a sample to be tested is fixed on the inclined surface; and
The feeding end of the conveying belt mechanism is located under the discharging end of the test bench, and when the collecting box descends to the bottommost position, the discharging end of the conveying belt mechanism can be connected with the feeding port, and the conveying belt mechanism can convey the punching and grinding material falling from the discharging end of the test bench to the feeding end of the conveying belt mechanism from the feeding port into the box.
2. The integrated punching and grinding test device according to claim 1, further comprising an outer box, wherein the box body, the door opening mechanism, the test bench and the conveying belt mechanism are all arranged in the outer box, and the front side wall and the rear side wall of the test bench are tightly attached to the inner wall of the outer box.
3. The integrated punching and grinding test device according to claim 2, wherein the door opening mechanism comprises a stop lever and an extension rod, the stop lever is arranged on the inner wall of the outer box, the extension rod is arranged at the end part of the bottom plate, which is close to one side of the test bench, the stop lever is arranged on the inner wall of the box body and is close to the top of the box body, and when the collecting box is located at a high position, the stop lever can be abutted with the upper surface of the extension rod to stop the extension rod from rising.
4. The integrated punching and grinding test device according to claim 3, wherein a plurality of test tables are arranged at intervals from bottom to top, the inclination directions of the top surfaces of two adjacent test tables are opposite, the stop lever can vertically slide up and down along the inner side wall of the outer box, and the punching and grinding material in the box body can slide out from the discharge hole to the top surface of the topmost test table along the bottom plate and sequentially slide onto the top surfaces of all the test tables, finally falls onto the conveying belt mechanism from the discharge end at the bottommost end, and the sample to be tested is fixed on the top surface of the bottommost test table.
5. The integrated impact grinding test apparatus of claim 4, wherein a dam is provided on the feed end of each of the test stations except for the topmost test station, and the dam is provided near the edge.
6. The integrated punching and grinding test device according to claim 2, wherein the switch of the power supply of the conveyor belt mechanism is a push-type contact switch, and the switch is arranged on the inner bottom surface of the outer box and is positioned right below the collecting box, and when the collecting box descends to the bottommost end, the switch can be pressed tightly, so that the push-type contact switch power supply is driven to be turned on.
7. The integrated punching and grinding test device according to claim 1, wherein the feeding port is formed in the side wall of the box body, the conveying belt mechanism and the feeding port are located on the same side, the conveying belt mechanism is a linear conveying belt mechanism, and the discharging end of the conveying belt mechanism is higher than the bottom end surface of the feeding port.
8. The impact grinding integrated test device according to claim 1, wherein the lifting mechanism is a winch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322472283.7U CN220912893U (en) | 2023-09-12 | 2023-09-12 | Punching and grinding integrated test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322472283.7U CN220912893U (en) | 2023-09-12 | 2023-09-12 | Punching and grinding integrated test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912893U true CN220912893U (en) | 2024-05-07 |
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ID=90908294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322472283.7U Active CN220912893U (en) | 2023-09-12 | 2023-09-12 | Punching and grinding integrated test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912893U (en) |
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2023
- 2023-09-12 CN CN202322472283.7U patent/CN220912893U/en active Active
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