CN219994966U - Rolling oil four-ball friction test device for rolling mill - Google Patents
Rolling oil four-ball friction test device for rolling mill Download PDFInfo
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- CN219994966U CN219994966U CN202321329433.2U CN202321329433U CN219994966U CN 219994966 U CN219994966 U CN 219994966U CN 202321329433 U CN202321329433 U CN 202321329433U CN 219994966 U CN219994966 U CN 219994966U
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- rod
- bidirectional screw
- wall
- test device
- friction test
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- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 239000010731 rolling oil Substances 0.000 title claims abstract description 14
- 238000005096 rolling process Methods 0.000 title claims abstract description 14
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 abstract description 22
- 238000005452 bending Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003828 downregulation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a rolling oil four-ball friction test device for a rolling mill, which relates to the technical field of friction tests and comprises a machine body and a base, wherein the machine body is fixedly arranged on the upper surface of the base, a groove is formed in the bottom of the base, two bidirectional screw rods are symmetrically arranged in the groove, the rod walls at the two ends of each bidirectional screw rod are rotationally connected with the inner wall of the groove, two groups of rollers are symmetrically arranged in the groove, each group of rollers are in transmission connection with the corresponding bidirectional screw rod, and a transmission mechanism is arranged between the two bidirectional screw rods. According to the utility model, through the two bidirectional screw rods, the two rollers on the same plumb face can be respectively driven to move in the rotation process of the two bidirectional screw rods, so that the adjustment process can be effectively simplified, and the transmission mechanism can be utilized to drive the other bidirectional screw rod to rotate and connect in the rotation process of one bidirectional screw rod, so that the adjustment process of the rollers can be further simplified.
Description
Technical Field
The utility model relates to the technical field of friction tests, in particular to a rolling oil four-ball friction test device for a rolling mill.
Background
The four-ball friction tester is mainly used for: the series of testing machines evaluate the bearing capacity of the lubricant in the form of sliding friction under the point contact pressure, wherein the bearing capacity comprises a maximum seizure-free load PB, a sintering load PD, a comprehensive wear value ZMZ and the like; or performing a long-time abrasion test, measuring friction force, and calculating a friction coefficient.
Through retrieval, a four-ball friction testing machine with the publication number of CN214010967U comprises a workbench and a control console arranged on the workbench, wherein the workbench is provided with a grinding device and a lever loading device, the lower surface of the workbench is provided with a plurality of accommodating cavities, the accommodating cavities are internally provided with moving wheels for assisting the workbench to move, each moving wheel comprises a first supporting rod with one end hinged in the accommodating cavity and a roller in rotary connection with the other end of the first supporting rod, and the roller can rotate out of the accommodating cavity along with the rotation of the first supporting rod; the inside of the accommodating cavity is provided with a control mechanism for controlling the first supporting rod to rotate so as to enable the roller to rotate out of the accommodating cavity or rotate into the accommodating cavity from outside the accommodating cavity.
For the above counting scheme, there are the following disadvantages:
in the above counting scheme, the adjustment processes of the four rollers need to be performed separately, so that the adjustment process becomes very complicated.
Disclosure of Invention
The present utility model has been made in view of the above-described problems with the conventional four-ball friction tester.
Therefore, the utility model aims to provide a rolling oil four-ball friction test device for a rolling mill, which solves the problem that the adjustment process of four rollers needs to be carried out respectively, so that the adjustment process becomes very complicated.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model provides a rolling oil four-ball friction test device for rolling mill, includes organism and base, organism fixed mounting is in the upper surface of base, the recess has been seted up to the bottom of base, the inside symmetry of recess is provided with two-way lead screws, every two end pole walls of two-way lead screw all rotate with the inner wall of recess to be connected, the inside symmetry of recess is provided with two sets of gyro wheels, every group the gyro wheel all is connected with corresponding two-way lead screw transmission, two be provided with drive mechanism between the two-way lead screw is connected through drive mechanism transmission between the two-way lead screw, utilizes the two-way lead screw that sets up, can drive two gyro wheels on the same plumb face simultaneously at its pivoted in-process, and then can effectively simplify the adjustment process.
Preferably, each two-way screw rod has all symmetrically threaded two sliders of having cup jointed on the pole wall, every the lateral wall of slider is all rotated and is connected with first pivot and has cup jointed the connecting rod through first pivot is fixed, every the other end of connecting rod is all fixed to have cup jointed the second pivot round pin, and is connected with first bracing piece through the rotation of corresponding second pivot round pin, the lower extreme and the gyro wheel fixed connection that corresponds of first bracing piece, the upper end of first bracing piece is provided with supporting mechanism, utilizes slider and the connecting rod that set up, can drive the gyro wheel and remove at the in-process of slider motion to with the gyro wheel down-regulation when needs use.
Preferably, the transmission mechanism comprises a rotating rod, a fixed plate, two first bevel gears and two second bevel gears, wherein the rotating rod is rotationally sleeved in the fixed plate, the fixed plate is fixedly connected to the inner wall of the top of the groove, the two first bevel gears are fixedly sleeved with the rod wall of the corresponding bidirectional screw rod respectively, the two second bevel gears are symmetrically and fixedly connected to the two ends of the rotating rod and are respectively meshed with the corresponding first bevel gears, and the two second bevel gears are meshed with the corresponding first bevel gears to drive the other bidirectional screw rod to rotate in the process of one bidirectional screw rod.
Preferably, the supporting mechanism comprises a U-shaped plate and a third shaft pin, the U-shaped plate is fixedly connected to the inner wall of the groove, the third shaft pin is fixedly sleeved in the U-shaped plate, the third shaft pin is fixedly sleeved with the upper end rod wall of the first supporting rod, and the supporting mechanism can be used for supporting the first supporting rod, so that the normal use of the roller can be guaranteed.
Preferably, the top of every the slider is all fixedly connected with second bracing piece, every the upper end of second bracing piece is all rotated and is provided with the ball, every the ball is all rotated with the top inner wall of recess and is connected, utilizes the second bracing piece that sets up and the ball that corresponds, can realize the support to the slider, avoids at the in-process that moves down the gyro wheel because the gravity cause of organism leads to two-way lead screw crooked.
Preferably, one end of one bidirectional screw rod penetrates through the outside of the base and is fixedly connected with a crank, and the corresponding bidirectional screw rod can be conveniently driven to rotate by using the arranged crank.
In the technical scheme, the utility model has the technical effects and advantages that:
1. according to the utility model, through the two bidirectional screw rods, the two rollers on the same plumb face can be respectively driven to move in the rotation process of the two bidirectional screw rods, so that the adjustment process can be effectively simplified.
2. According to the utility model, by using the transmission mechanism, one bidirectional screw rod can be driven to rotate and be connected in the process of rotating the other bidirectional screw rod, so that the adjustment process of the roller wheel can be further simplified.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a base of the present utility model;
fig. 3 is an enlarged schematic view of the portion a of fig. 2 according to the present utility model.
Reference numerals illustrate:
1 organism, 2 base, 3 two-way lead screw, 4 gyro wheels, 5 slider, 6 first pivot, 7 connecting rods, 8 second pivot, 9 first bracing piece, 10 bull stick, 11 fixed plate, 12 first bevel gear, 13 second bevel gear, 14U-shaped plate, 15 third pivot, 16 second bracing piece, 17 ball, 18 crank.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The embodiment of the utility model discloses a rolling oil four-ball friction test device for a rolling mill.
The utility model provides a rolling oil four-ball friction test device for a rolling mill, which is shown in figures 1-3, and comprises a machine body 1 and a base 2, wherein the machine body 1 is fixedly arranged on the upper surface of the base 2, the bottom of the base 2 is provided with a groove, two bidirectional screw rods 3 are symmetrically arranged in the groove, the rod walls at two ends of each bidirectional screw rod 3 are rotationally connected with the inner wall of the groove, two groups of rollers 4 are symmetrically arranged in the groove, each group of rollers 4 are in transmission connection with the corresponding bidirectional screw rod 3, a transmission mechanism is arranged between the two bidirectional screw rods 3, the two bidirectional screw rods 3 are in transmission connection through the transmission mechanism, and the two rollers 4 on the same plumb face can be driven to move simultaneously in the rotation process of the bidirectional screw rods 3 by using the arranged bidirectional screw rods 3, so that the adjustment process can be effectively simplified.
In order to adjust the position of the roller 4, as shown in fig. 2-3, the rod wall of each bidirectional screw rod 3 is symmetrically and spirally sleeved with two sliding blocks 5, the side wall of each sliding block 5 is rotationally connected with a first shaft pin 6 and fixedly sleeved with a connecting rod 7 through the first shaft pin 6, the other end of each connecting rod 7 is fixedly sleeved with a second shaft pin 8 and is rotationally connected with a first supporting rod 9 through the corresponding second shaft pin 8, the lower end of the first supporting rod 9 is fixedly connected with the corresponding roller 4, the upper end of the first supporting rod 9 is provided with a supporting mechanism, and the roller 4 can be driven to move in the moving process of the sliding blocks 5 by utilizing the arranged sliding blocks 5 and the connecting rods 7 so as to be convenient for downwards adjusting the roller 4 when in use.
In order to realize synchronous rotation of the two bidirectional screw rods 3, as shown in fig. 2-3, the transmission mechanism comprises a rotating rod 10, a fixed plate 11, two first bevel gears 12 and two second bevel gears 13, wherein the rotating rod 10 is rotationally sleeved in the fixed plate 11, the fixed plate 11 is fixedly connected to the top inner wall of the groove, the two first bevel gears 12 are respectively fixedly sleeved with the rod wall of the corresponding bidirectional screw rod 3, the two second bevel gears 13 are symmetrically and fixedly connected to two ends of the rotating rod 10 and are respectively in meshed connection with the corresponding first bevel gears 12, and the other bidirectional screw rod 3 can be driven to rotate in the process of rotating one bidirectional screw rod 3 by utilizing the meshed connection between the two second bevel gears 13 and the corresponding first bevel gears 12.
In order to realize the support to gyro wheel 4 in order to guarantee the normal use of gyro wheel 4, as shown in fig. 2, supporting mechanism includes U-shaped plate 14 and third triaxial round pin 15, and U-shaped plate 14 fixed connection is in the inner wall of recess, and third triaxial round pin 15 is fixed cup joints in the inside of U-shaped plate 14, and third triaxial round pin 15 is fixed cup joints with the upper end pole wall of first bracing piece 9, utilizes the supporting mechanism who sets up, can realize the support to first bracing piece 9 to can guarantee the normal use of gyro wheel 4.
In order to realize the support to the bi-directional screw rod 3 in order to avoid bending, as shown in fig. 2, the top of each sliding block 5 is fixedly connected with a second supporting rod 16, the upper end of each second supporting rod 16 is rotatably provided with a ball 17, each ball 17 is rotatably connected with the inner wall of the top of the groove, and the sliding block 5 can be supported by using the second supporting rod 16 and the corresponding ball 17, so that the bi-directional screw rod 3 is prevented from bending due to the gravity of the machine body 1 in the process of moving the roller 4 downwards.
In order to facilitate driving of the bidirectional screw rods 3, as shown in fig. 1-2, one end of one bidirectional screw rod 3 penetrates to the outside of the base 2 and is fixedly connected with a crank 18, and the corresponding bidirectional screw rod 3 can be driven to rotate conveniently by using the arranged crank 18.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a rolling oil four ball friction test device for rolling mill, includes organism (1) and base (2), its characterized in that, organism (1) fixed mounting is in the upper surface of base (2), the recess has been seted up to the bottom of base (2), the inside symmetry of recess is provided with two-way lead screw (3), every the both ends pole wall of two-way lead screw (3) all rotates with the inner wall of recess to be connected, the inside symmetry of recess is provided with two sets of gyro wheels (4), every group gyro wheel (4) all is connected with the transmission of corresponding two-way lead screw (3), two be provided with drive mechanism between two-way lead screw (3) be connected through the drive mechanism transmission between two-way lead screw (3).
2. The rolling oil four-ball friction test device for rolling mill according to claim 1, wherein the rod wall of each bidirectional screw rod (3) is symmetrically sleeved with two sliding blocks (5) in a threaded mode, the side wall of each sliding block (5) is rotationally connected with a first shaft pin (6) and fixedly sleeved with a connecting rod (7) through the first shaft pin (6), the other end of each connecting rod (7) is fixedly sleeved with a second shaft pin (8), a first supporting rod (9) is rotationally connected through the corresponding second shaft pin (8), the lower end of each first supporting rod (9) is fixedly connected with the corresponding roller (4), and the upper end of each first supporting rod (9) is provided with a supporting mechanism.
3. The rolling oil four-ball friction test device for the rolling mill according to claim 1, wherein the transmission mechanism comprises a rotating rod (10), a fixed plate (11), two first bevel gears (12) and two second bevel gears (13), the rotating rod (10) is rotationally sleeved in the fixed plate (11), the fixed plate (11) is fixedly connected to the top inner wall of the groove, the two first bevel gears (12) are fixedly sleeved with the rod walls of the corresponding bidirectional screw rods (3) respectively, and the two second bevel gears (13) are symmetrically and fixedly connected to two ends of the rotating rod (10) and are respectively meshed with the corresponding first bevel gears (12).
4. The rolling oil four-ball friction test device for the rolling mill according to claim 2, wherein the supporting mechanism comprises a U-shaped plate (14) and a third shaft pin (15), the U-shaped plate (14) is fixedly connected to the inner wall of the groove, the third shaft pin (15) is fixedly sleeved in the U-shaped plate (14), and the third shaft pin (15) is fixedly sleeved with the upper end rod wall of the first supporting rod (9).
5. The rolling oil four-ball friction test device for the rolling mill according to claim 2, wherein the top of each sliding block (5) is fixedly connected with a second supporting rod (16), the upper end of each second supporting rod (16) is rotatably provided with a ball (17), and each ball (17) is rotatably connected with the inner wall of the top of the groove.
6. The rolling oil four-ball friction test device for the rolling mill according to claim 1, wherein one end of one bidirectional screw rod (3) penetrates to the outside of the base (2) and is fixedly connected with a crank (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321329433.2U CN219994966U (en) | 2023-05-30 | 2023-05-30 | Rolling oil four-ball friction test device for rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321329433.2U CN219994966U (en) | 2023-05-30 | 2023-05-30 | Rolling oil four-ball friction test device for rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219994966U true CN219994966U (en) | 2023-11-10 |
Family
ID=88619198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321329433.2U Active CN219994966U (en) | 2023-05-30 | 2023-05-30 | Rolling oil four-ball friction test device for rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219994966U (en) |
-
2023
- 2023-05-30 CN CN202321329433.2U patent/CN219994966U/en active Active
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