CN221078359U - Material abrasion experiment machine - Google Patents
Material abrasion experiment machine Download PDFInfo
- Publication number
- CN221078359U CN221078359U CN202323168764.5U CN202323168764U CN221078359U CN 221078359 U CN221078359 U CN 221078359U CN 202323168764 U CN202323168764 U CN 202323168764U CN 221078359 U CN221078359 U CN 221078359U
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- grinding wheel
- rotating rod
- testing machine
- rod
- annular baffle
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- 239000000463 material Substances 0.000 title claims abstract description 23
- 238000005299 abrasion Methods 0.000 title abstract description 12
- 238000002474 experimental method Methods 0.000 title abstract description 5
- 229910001651 emery Inorganic materials 0.000 claims abstract 3
- 238000012360 testing method Methods 0.000 claims description 20
- 239000000428 dust Substances 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 15
- 230000009471 action Effects 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a material abrasion experiment machine, which comprises: casing, emery wheel, drive assembly, dwang, clamping lever and weight. One end of dwang is articulated with the casing, and the other end department of dwang runs through and is provided with waist type hole, and the slip is provided with the spliced pole in waist type hole, and the spliced pole can follow waist type hole and remove and can also rotate in waist type hole, and the one end setting of clamping lever is on the spliced pole, and the other end of clamping lever is used for the centre gripping sample, and the centre of dwang is provided with the weight. The machine shell is also provided with a separation plate, the separation plate is positioned between the grinding wheel and the rotating rod, the separation plate is provided with a separation hole for a sample to pass through, and the sample on the clamping rod can pass through the separation plate to be in contact with the grinding wheel under the action of the weight. The waist-shaped hole is formed in the rotating rod, so that the connecting column can move and rotate freely on the rotating rod, the clamping rod can swing by a certain angle, a sample on the clamping rod is always perpendicular to the working surface of the grinding wheel, and accuracy of experimental data is improved.
Description
Technical Field
The utility model relates to the field of wear tests, in particular to a material wear testing machine.
Background
The material abrasion tester is used for researching the frictional abrasion phenomenon, evaluating the frictional characteristics of materials and the frictional abrasion performance among the materials, and the contact and movement modes of the massage friction pair can be divided into a plurality of modes such as reciprocation, pin discs, four balls and the like. The conventional pin-disc type friction and wear testing machine generally adopts weight loading to compress the end face of a single sample pin on the side face of a disc, so that the opposite grinding of the single sample pin and the disc is realized. The pin-disc type friction and wear testing machine in the prior art is characterized in that a sample is usually fixed on a clamping rod, and the clamping rod cannot move, so that the sample cannot be guaranteed to be vertical to a grinding wheel all the time, and the test data are inaccurate.
Disclosure of utility model
First, the technical problem to be solved
The utility model provides a material abrasion testing machine, and aims to solve the technical problem that a sample cannot move and keep vertical to a grinding surface of a grinding wheel during abrasion test in the prior art.
(II) technical scheme
In order to solve the above problems, the present utility model provides a material wear testing machine including: the grinding wheel type rotary grinding machine comprises a machine shell, a grinding wheel, a driving assembly, a rotary rod, a clamping rod and weights;
The grinding wheel is rotatably arranged in the shell, the driving assembly is connected with the grinding wheel, and the driving assembly can drive the grinding wheel to rotate; one end of the rotating rod is hinged with the shell, the rotating rod is a hollow rod, a waist-shaped hole is formed in the other end of the rotating rod in a penetrating mode, a connecting column is slidably arranged in the waist-shaped hole, the connecting column can move along the waist-shaped hole and can rotate in the waist-shaped hole, one end of the clamping rod is arranged on the connecting column, the other end of the clamping rod is used for clamping a sample, and a weight is arranged in the middle of the rotating rod;
The machine shell is also provided with a separation plate, the separation plate is positioned between the grinding wheel and the rotating rod, the separation plate is provided with a separation hole for a sample to pass through, and the sample on the clamping rod can pass through the separation plate and be in contact with the grinding wheel under the action of the weight.
Preferably, the length direction of the rotating rod is consistent with the diameter direction of the grinding wheel, and a plurality of waist-shaped holes are formed in the rotating rod along the length direction of the rotating rod.
Preferably, the rotating rod is provided with a sliding hole corresponding to the waist-shaped hole, and the clamping rod can pass through the sliding hole to be connected with the connecting rod.
Preferably, a spiral dust collector is arranged in the shell, and comprises a first annular baffle, an annular connecting plate and a second annular baffle;
The annular connecting plate is connected with the first annular baffle plate and the second annular baffle plate, and is positioned at one side far away from the grinding wheel;
The center line of the first annular baffle, the center line of the second annular baffle and the center line of the grinding wheel are on the same straight line, and the rim of the grinding wheel is positioned between the first annular baffle and the second annular baffle.
Preferably, the first annular baffle is higher than the grinding wheel in the vertical direction.
Preferably, a dust box is slidably arranged in the shell;
The annular connecting plate is spiral in the vertical direction, a discharge hole is formed in the annular connecting plate, the discharge hole is close to the lowest position of the annular baffle, and the dust collecting box is located right below the discharge hole.
Preferably, the driving assembly includes: a motor and a drive shaft;
The motor is fixedly arranged in the shell, the driving shaft is rotatably arranged in the shell, one end of the driving shaft is connected with the motor, and the other end of the driving shaft is connected with the grinding wheel.
Preferably, the drive assembly further comprises a coupling and a bearing;
One end of the coupler is sleeved on the motor, and the other end of the coupler is connected with the driving shaft; the driving shaft is sleeved with the bearing, and the outer ring of the bearing is fixed in the shell.
Preferably, the bearing is a tapered roller bearing.
Preferably, the coupling is an elastic pin coupling.
(III) beneficial effects
The clamping rod is connected with the rotating rod at the upper part through the connecting column, the waist-shaped hole is formed in the rotating rod, so that the connecting column can move and rotate freely on the rotating rod, the clamping rod can swing a certain angle, a sample on the clamping rod is always perpendicular to the working surface of the grinding wheel, and the accuracy of experimental data is improved.
Drawings
FIG. 1 is a cross-sectional view of a material abrasion tester of the present utility model;
Fig. 2 is an enlarged view of fig. 1 at a.
[ Reference numerals description ]
1: A housing; 11: a partition plate; 12: an isolation hole; 13: a spiral dust collector; 14: a first annular baffle; 15: an annular connecting plate; 16: a second annular baffle; 17: a discharge port; 18: a dust collection box; 2: grinding wheel; 3: a drive assembly; 31: a motor; 32: a drive shaft; 33: a coupling; 34: a bearing; 41: waist-shaped holes; 42: a connecting column; 43: a sliding hole; 4: a rotating lever; 5: a clamping rod; 6: and (5) a weight.
Detailed Description
The utility model will be better explained for understanding by referring to the following detailed description of the embodiments in conjunction with the accompanying drawings.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The utility model provides a material abrasion testing machine, which comprises: the grinding wheel machine comprises a machine shell 1, a grinding wheel 2, a driving assembly 3, a rotating rod 4, a clamping rod 5 and weights 6. The grinding wheel 2 is rotatably arranged in the shell 1, the driving component 3 is connected with the grinding wheel 2, and the driving component 3 can drive the grinding wheel 2 to rotate; one end of the rotating rod 4 is hinged with the casing 1, the rotating rod 4 is a hollow rod, a waist-shaped hole 41 is formed in the other end of the rotating rod 4 in a penetrating mode, a connecting column 42 is arranged in the waist-shaped hole 41 in a sliding mode, the connecting column 42 can move along the waist-shaped hole 41 and can rotate in the waist-shaped hole 41, one end of the clamping rod 5 is arranged on the connecting column 42, the other end of the clamping rod 5 is used for clamping a sample (the end portion of the clamping rod 5 is provided with a containing hole used for containing the sample, a fixing hole penetrating through the containing hole is formed in the circumferential wall of the clamping rod 5, the sample is plugged into the containing hole, then a bolt penetrates through the fixing hole and the sample to be fastened), and a weight 6 is arranged in the middle of the rotating rod 4. The shell 1 is also provided with a separation plate 11, the separation plate 11 is positioned between the grinding wheel 2 and the rotating rod 4, the separation plate 11 is provided with a separation hole 12 for a sample to pass through, and the sample on the clamping rod 5 can pass through the separation plate 11 to be contacted with the grinding wheel 2 under the action of the weight 6.
In the technical scheme provided by the application, a plurality of rotating rods 4 can be arranged on the machine shell 1, in the preferred embodiment, four rotating rods 4 are arranged on four corners of the machine shell 1, the equal-mass weights are fixed on the rotating rods 4 in four directions by bolts to load the samples, and the four rotating rods 4 are separated independently, so that the same load of the same group of four samples is ensured, and the influence caused by different loads of the same group of samples due to unbalance caused by adding one load to the samples is reduced. The clamping rod 5 is connected with the rotating rod 4 on the upper portion through the connecting column 42, the waist-shaped hole 41 is formed in the rotating rod 4, the connecting column 42 can move and rotate freely on the rotating rod 4 conveniently, the clamping rod 5 can swing for a certain angle, the clamping rod 5 is enabled to be perpendicular to the working face of the grinding wheel 2 all the time, and accuracy of experimental data is improved.
Further, the length direction of the turning rod 4 coincides with the diameter direction of the grinding wheel 2, and a plurality of waist-shaped holes 41 are provided in the turning rod 4 along its length direction. The rotating rod 4 is left with a plurality of waist-shaped holes 41 for connecting the clamping rods 5 in the radial direction of the grinding wheel 2, and different wear linear velocity experiments are obtained by clamping at different positions of the rotating rod 4.
Further, the rotating rod 4 is provided with a sliding hole 43 corresponding to the waist-shaped hole 41, and the clamping rod 5 can be connected to the connecting rod through the sliding hole 43. A sliding hole 43 is provided to facilitate the mounting and sliding of the clamping lever 5.
Further, a spiral dust collector 13 is provided in the housing 1, and the spiral dust collector 13 includes a first annular baffle 14, an annular connection plate 15, and a second annular baffle 16. The annular connecting plate 15 connects the first annular baffle 14 and the second annular baffle 16, and the annular connecting plate 15 is located on a side remote from the grinding wheel 2. The center line of the first annular baffle 14, the center line of the second annular baffle 16 and the center line of the grinding wheel 2 are on the same straight line, and the rim of the grinding wheel 2 is positioned between the first annular baffle 14 and the second annular baffle 16. Dust generated after the grinding wheel 2 rubs with the sample can fall between the first annular baffle 14 and the second annular baffle 16 under the action of gravity, namely fall on the annular connecting plate 15.
In a preferred embodiment, the first annular flap 14 is vertically higher than the grinding wheel 2. Dust on the grinding wheel 2 can be blocked by the first annular baffle 14 after being thrown out of the grinding wheel 2 under the action of centrifugal force, and then the dust falls on the annular connecting plate 15.
A dust box 18 is slidably provided in the housing 1. The annular connecting plate 15 is spiral in the vertical direction (i.e. the height of the annular connecting plate 15 is gradually raised or gradually lowered in the vertical direction), the annular connecting plate 15 is provided with a discharge hole 17, the discharge hole 17 is arranged near the lowest part of the annular baffle, and the dust collecting box 18 is positioned right below the discharge hole 17. Dust on the annular connecting plate 15 can slide to the discharge hole 17 along the annular connecting plate 15 under the action of gravity and fall into the integrated box. The dust box 18 can slide out of the machine shell 1, so that the whole material abrasion experiment machine is convenient to clean and collect dust.
Finally, the drive assembly 3 comprises: a motor 31 and a drive shaft 32. The motor 31 is fixedly installed in the casing 1, the driving shaft 32 is rotatably installed in the casing 1, one end of the driving shaft 32 is connected with the motor 31, and the other end of the driving shaft 32 is connected with the grinding wheel 2. And the frequency converter is configured to change the rotating speed of the motor 31, so that more abrasion linear velocity combinations are obtained.
The drive assembly 3 further comprises a coupling 33 and a bearing 34. One end of the coupler 33 is sleeved on the motor 31, and the other end of the coupler 33 is connected with the driving shaft 32; the driving shaft 32 is sleeved with a bearing 34, and the outer ring of the bearing 34 is fixed in the casing 1. The shaft coupling 33 is an elastic pin shaft coupling 33, and the motor 31 is directly connected through the elastic pin shaft coupling 33, so that the slipping and the unstable influence of the rotating speed caused by belt connection are reduced. The elastic pin coupler 33 has a simple structure, is convenient to maintain, can well compensate the offset between the shaft of the motor 31 and the driving shaft 32, and has the performance of shock absorption and buffering. The bearing 34 is a tapered roller bearing 34. The machine can bear complex loads such as radial and axial directions.
It should be understood that the above description of the specific embodiments of the present utility model is only for illustrating the technical route and features of the present utility model, and is for enabling those skilled in the art to understand the present utility model and implement it accordingly, but the present utility model is not limited to the above-described specific embodiments. All changes or modifications that come within the scope of the appended claims are intended to be embraced therein.
Claims (10)
1. A material wear testing machine, the material wear testing machine comprising: the grinding wheel grinding machine comprises a machine shell (1), a grinding wheel (2), a driving assembly (3), a rotating rod (4), a clamping rod (5) and weights (6);
The grinding wheel (2) is rotatably arranged in the machine shell (1), the driving assembly (3) is connected with the grinding wheel (2), and the driving assembly (3) can drive the grinding wheel (2) to rotate; one end of the rotating rod (4) is hinged with the shell (1), the rotating rod (4) is a hollow rod, a waist-shaped hole (41) is formed in the other end of the rotating rod (4) in a penetrating mode, a connecting column (42) is arranged in the waist-shaped hole (41) in a sliding mode, the connecting column (42) can move along the waist-shaped hole (41) and can rotate in the waist-shaped hole (41), one end of the clamping rod (5) is arranged on the connecting column (42), the other end of the clamping rod (5) is used for clamping a sample, and a weight (6) is arranged in the middle of the rotating rod (4);
Still be provided with division board (11) on casing (1), division board (11) are located emery wheel (2) with between dwang (4), be provided with on division board (11) and supply sample to pass isolation hole (12), sample on clamping lever (5) can be in the effect appearance of weight (6) passes division board (11) with emery wheel (2) contact.
2. The material wear testing machine according to claim 1, wherein the length direction of the rotating rod (4) is consistent with the diameter direction of the grinding wheel (2), and a plurality of waist-shaped holes (41) are arranged on the rotating rod (4) along the length direction of the rotating rod.
3. The material wear testing machine according to claim 2, characterized in that the rotating rod (4) is provided with a sliding hole (43) corresponding to the waist-shaped hole (41), and the clamping rod (5) can be connected with the connecting rod through the sliding hole (43).
4. A material wear testing machine as claimed in any one of claims 1-3, characterized in that a spiral dust collector (13) is arranged in the housing (1), the spiral dust collector (13) comprising a first annular baffle (14), an annular connecting plate (15) and a second annular baffle (16);
The annular connecting plate (15) is connected with the first annular baffle (14) and the second annular baffle (16), and the annular connecting plate (15) is positioned at one side far away from the grinding wheel (2);
The center line of the first annular baffle (14), the center line of the second annular baffle (16) and the center line of the grinding wheel (2) are on the same straight line, and the rim of the grinding wheel (2) is positioned between the first annular baffle (14) and the second annular baffle (16).
5. A material wear testing machine as claimed in claim 4, characterized in that the first annular baffle (14) is higher in vertical direction than the grinding wheel (2).
6. The material wear testing machine according to claim 4, characterized in that the casing (1) is slidably provided with a dust box (18);
The annular connecting plate (15) is spiral in the vertical direction, a discharge hole (17) is formed in the annular connecting plate (15), the discharge hole (17) is close to the lowest position of the annular baffle, and the dust collecting box (18) is located under the discharge hole (17).
7. A material wear testing machine according to any one of claims 1-3, characterized in that the drive assembly (3) comprises: a motor (31) and a drive shaft (32);
The motor (31) is fixedly arranged in the machine shell (1), the driving shaft (32) is rotatably arranged in the machine shell (1), one end of the driving shaft (32) is connected with the motor (31), and the other end of the driving shaft (32) is connected with the grinding wheel (2).
8. The material wear testing machine according to claim 7, characterized in that the drive assembly (3) further comprises a coupling (33) and a bearing (34);
One end of the coupler (33) is sleeved on the motor (31), and the other end of the coupler (33) is connected with the driving shaft (32); the driving shaft (32) is sleeved with the bearing (34), and the outer ring of the bearing (34) is fixed in the shell (1).
9. The material wear testing machine according to claim 8, characterized in that the coupling (33) is an elastic pin coupling (33).
10. The material wear testing machine of claim 8, wherein the bearing (34) is a tapered roller bearing (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323168764.5U CN221078359U (en) | 2023-11-23 | 2023-11-23 | Material abrasion experiment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323168764.5U CN221078359U (en) | 2023-11-23 | 2023-11-23 | Material abrasion experiment machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221078359U true CN221078359U (en) | 2024-06-04 |
Family
ID=91263496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323168764.5U Active CN221078359U (en) | 2023-11-23 | 2023-11-23 | Material abrasion experiment machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221078359U (en) |
-
2023
- 2023-11-23 CN CN202323168764.5U patent/CN221078359U/en active Active
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