CN214894781U - Friction type elevator steel wire rope lubricating grease friction coefficient measuring device - Google Patents
Friction type elevator steel wire rope lubricating grease friction coefficient measuring device Download PDFInfo
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- CN214894781U CN214894781U CN202121386215.3U CN202121386215U CN214894781U CN 214894781 U CN214894781 U CN 214894781U CN 202121386215 U CN202121386215 U CN 202121386215U CN 214894781 U CN214894781 U CN 214894781U
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Abstract
The utility model discloses a friction formula lifting machine wire rope lubricating grease coefficient of friction survey device, which comprises a base, the left side and the first curb plate integrated into one piece of base, the right side and the second curb plate integrated into one piece of base, drive mechanism and the right-hand member looks rigid coupling of steel cable, steel cable tension sensor cup joints with the steel cable mutually, steel cable tension sensor's the right side closely laminates with the left side of first curb plate. This friction formula lifting machine wire rope lubricating grease coefficient of friction survey device drives the link through external synchronous machine and drives first threaded rod and rotate for the clamp plate slides along the steel cable under the effect of screw thread, in order to promote hold-down mechanism, control mechanism, push-pull force sensor and pressure sensor synchronous motion, in the motion process, through the numerical value of recording push-pull force sensor and pressure sensor, and combine steel cable self parameter to carry out coefficient of friction's calculation, in order to realize lubricating grease coefficient of friction's survey, the application method is simple, therefore, the clothes hanger is strong in practicability, and is convenient for popularize.
Description
Technical Field
The utility model relates to a friction formula lifting machine wire rope lubricating grease coefficient of friction survey device technical field specifically is a friction formula lifting machine wire rope lubricating grease coefficient of friction survey device.
Background
The hoist is large mechanical equipment for transportation by changing potential energy, such as a mine hoist, a dam-crossing hoist and the like. Broadly, elevators, overhead cranes, winches, stabilizers, cranes, hoist machines, etc. may be referred to as hoists. The hoister generally refers to large mechanical equipment with high power and high hoisting capacity. The flexible steel wire rope and the transported goods are dragged to move up and down by the power machine to finish the transportation process, the steel wire rope is an indispensable important part of the hoisting machine, and the main varieties comprise a phosphated coating steel wire rope, a galvanized steel wire rope, a stainless steel wire rope, a smooth steel wire rope and the like. In the working process of the friction type elevator, lubricating grease needs to be coated on the steel wire rope to ensure the working effect of the whole mechanism and prolong the service life of the whole mechanism, but the service life of the steel wire rope of the friction type elevator is seriously influenced by the different performances of the lubricating grease, so that the friction coefficient of the lubricating grease of the steel wire rope of the friction type elevator needs to be measured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a friction formula lifting machine wire rope lubricating grease coefficient of friction survey device to the different performance that can seriously influence friction formula lifting machine wire rope's that provide in solving above-mentioned background art life, consequently need carry out the problem of coefficient of friction survey to friction formula lifting machine wire rope lubricating grease.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a friction formula lifting machine wire rope lubricating grease coefficient of friction survey device, includes the base, the left side and the first curb plate integrated into one piece of base, the right side and the second curb plate integrated into one piece of base, first curb plate cup joints with the steel cable mutually with the second curb plate, install actuating mechanism between first curb plate and the second curb plate, the intermediate position and the hold-down mechanism of steel cable laminate mutually, control mechanism is installed on hold-down mechanism's top, drive mechanism is installed to the right-hand member of second curb plate, drive mechanism and the right-hand member looks rigid coupling of steel cable, the left end and the dog looks rigid coupling of steel cable, the right side of dog and the left side of steel cable tension sensor closely laminate, steel cable tension sensor cup joints with the steel cable mutually, steel cable tension sensor's right side closely laminates with the left side of first curb plate.
Preferably, actuating mechanism includes clamp plate, first threaded rod, bearing and link, the intermediate position and the steel cable of clamp plate cup joint mutually, the upper and lower both ends of clamp plate link to each other with two first threaded rod screw threads respectively, two first threaded rod passes through the bearing and rotates with first curb plate and second curb plate and link to each other, two the left end and the link integrated into one piece of first threaded rod.
Preferably, the pressing mechanism comprises a bottom plate, a top plate, a first friction liner, a second friction liner and a partition plate, the upper surface of the bottom plate is fixedly connected with the bottom end of the first friction liner, the upper surface of the first friction liner is in contact with the lower surface of the steel rope, the second friction liner is arranged above the first friction liner, the lower surface of the second friction liner is in contact with the upper surface of the steel rope, the top end of the second friction liner is fixedly connected with the partition plate, the left side and the right side of the first friction liner, the second friction liner and the partition plate are respectively provided with a push-pull force sensor in a fit mode, the bottom ends of the two push-pull force sensors are fixedly connected with the bottom plate, the top end of each push-pull force sensor is fixedly connected with the top plate, and the movable end of each push-pull force sensor is in fit with the side wall of the pressing plate.
Preferably, control mechanism is including pressing seat, second threaded rod and first knob, press the upper surface of the lower surface pressure sensor of seat to laminate mutually, pressure sensor's lower surface laminates mutually with the upper surface of baffle, the top of pressing the seat is passed through the bearing and is rotated with the bottom of second threaded rod and link to each other, the outer wall and the roof screw thread of second threaded rod link to each other, the top and the first knob looks rigid coupling of second threaded rod.
Preferably, drive mechanism includes adapter sleeve, fastening bolt, third threaded rod, second knob, baffle and branch, the left end of adapter sleeve cup joints mutually with the right-hand member of steel cable, the outer wall and the fastening bolt screw of adapter sleeve link to each other, fastening bolt closely laminates with the steel cable, the right-hand member of adapter sleeve passes through the bearing and rotates with the left end of third threaded rod and link to each other, the outer wall and the baffle screw of third threaded rod link to each other, even rigid coupling has a plurality of branches between baffle and the second curb plate, the right-hand member and the second knob integrated into one piece of third threaded rod.
Compared with the prior art, the beneficial effects of the utility model are that: this friction formula lifting machine wire rope lubricating grease coefficient of friction survey device drives the link through external synchronous machine and drives first threaded rod and rotate for the clamp plate slides along the steel cable under the effect of screw thread, in order to promote hold-down mechanism, control mechanism, push-pull force sensor and pressure sensor synchronous motion, in the motion process, through the numerical value of recording push-pull force sensor and pressure sensor, and combine steel cable self parameter to carry out coefficient of friction's calculation, in order to realize lubricating grease coefficient of friction's survey, the application method is simple, therefore, the clothes hanger is strong in practicability, and is convenient for popularize.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view cutaway configuration of FIG. 1;
FIG. 3 is a schematic structural view of the connection sleeve and the second knob of FIG. 1;
fig. 4 is a schematic structural view of a portion a of fig. 2.
In the figure: 1. the device comprises a driving mechanism, 101, a pressing plate, 102, a first threaded rod, 103, a bearing, 104, a connecting end, 2, a pressing mechanism, 201, a bottom plate, 202, a top plate, 203, a first friction gasket, 204, a second friction gasket, 205, a partition plate, 3, a control mechanism, 301, a pressing seat, 302, a second threaded rod, 303, a first knob, 4, a traction mechanism, 401, a connecting sleeve, 402, a fastening bolt, 403, a third threaded rod, 404, a second knob, 405, a baffle, 406, a support rod, 5, a base, 6, a first side plate, 7, a second side plate, 8, a steel rope, 9, a stop block, 10, a steel rope tension sensor, 11, a push-pull force sensor, 12 and a pressure sensor.
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 work 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 friction formula lifting machine wire rope lubricating grease coefficient of friction survey device, which comprises a base 5, the left side and the first curb plate 6 integrated into one piece of base 5, the right side and the second curb plate 7 integrated into one piece of base 5, first curb plate 6 cup joints with second curb plate 7 and steel cable 8 mutually, install actuating mechanism 1 between first curb plate 6 and the second curb plate 7, the intermediate position and the hold-down mechanism 2 of steel cable 8 are laminated mutually, control mechanism 3 is installed on the top of hold-down mechanism 2, drive mechanism 4 is installed to the right-hand member of second curb plate 7, drive mechanism 4 and the right-hand member looks rigid coupling of steel cable 8, the left end and the dog 9 of steel cable 8 rigid coupling mutually, the right side and the left side of steel cable tension sensor 10 closely laminate, steel cable tension sensor 10 cup joints with steel cable 8 mutually, the right side of steel cable tension sensor 10 closely laminates with the left side of first curb plate 6, the model of steel cable tension sensor 10 is 0-40T.
The pressing mechanism 2 comprises a bottom plate 201, a top plate 202, a first friction pad 203, a second friction pad 204 and a partition plate 205, the upper surface of the bottom plate 201 is fixedly connected with the bottom end of the first friction pad 203, the upper surface of the first friction pad 203 is contacted with the lower surface of the steel rope 8, the second friction pad 204 is arranged above the first friction pad 203, the lower surface of the second friction pad 204 is contacted with the upper surface of the steel rope 8, the top end of the second friction pad 204 is fixedly connected with the partition plate 205, the left side and the right side of the first friction pad 203, the second friction pad 204 and the partition plate 205 are respectively attached with a push-pull force sensor 11, the bottom ends of the two push-pull force sensors 11 are fixedly connected with the bottom plate 201, the top end of the push-pull force sensor 11 is fixedly connected with the top plate 202, the movable end of the push-pull force sensor 11 is attached to the side wall of the pressing plate 101, the first friction pad 203 and the second friction pad 204 are made of rubber, the push-pull force sensor 11 is 0-5T in model.
The control mechanism 3 comprises a pressing seat 301, a second threaded rod 302 and a first knob 303, the upper surface of a pressure sensor 12 on the lower surface of the pressing seat 301 is attached, the lower surface of the pressure sensor 12 is attached to the upper surface of a partition plate 205, the top end of the pressing seat 301 is rotatably connected with the bottom end of the second threaded rod 302 through a bearing 103, the outer wall of the second threaded rod 302 is in threaded connection with a top plate 202, the top end of the second threaded rod 302 is fixedly connected with the first knob 303, and the type of the pressure sensor 12 is 0-3T.
The traction mechanism 4 comprises a connecting sleeve 401, a fastening bolt 402, a third threaded rod 403, a second knob 404, a baffle plate 405 and a support rod 406, the left end of the connecting sleeve 401 is sleeved with the right end of the steel rope 8, the outer wall of the connecting sleeve 401 is in threaded connection with the fastening bolt 402, the fastening bolt 402 is tightly attached to the steel rope 8, the right end of the connecting sleeve 401 is rotatably connected with the left end of the third threaded rod 403 through a bearing 103, the outer wall of the third threaded rod 403 is in threaded connection with the baffle plate 405, a plurality of support rods 406 are uniformly and fixedly connected between the baffle plate 405 and the second side plate 7, and the right end of the third threaded rod 403 and the second knob 404 are integrally formed.
Before detection, cleaning and drying the steel rope 8 by using a cleaning agent and absolute ethyl alcohol, then coating a test sample on the surface of the steel rope 8, if necessary, heating to enable the side-looking sample to be more easily coated, drying the side-looking sample coating for 16 hours at room temperature before the test, recording the coated test sample to be a square meter (75 +/-0 g /), rotating a second knob 404 to drive a third threaded rod 403 to rotate, enabling a connecting sleeve 401 to pull the steel rope 8 to move rightwards to generate tension which is 1/7 equivalent to the breaking tension of the steel rope 8, driving a connecting end 104 to rotate by an external synchronous motor to drive a first threaded rod 102 to rotate, enabling a pressure plate 101 to slide along the drying wire 8 under the action of threads of the first threaded rod 102, enabling the movement speed to be 7mm/s, rotating a first knob 303 to drive a second threaded rod 302 to rotate, so that the second threaded rod 302 pushes the pressing base 301 to move downwards relative to the top plate 202 under the action of the threads and pushes the push-pull force sensor 11 to move downwards to push the second friction pad 204 and the second friction pad 204The partition 205 is in close contact with the steel cord 8 so that the steel cord 8 is pressed by the first friction pad 203 and the second friction pad 204 with a surface clamping ring of 200N/cm2The pressure-receiving surface area is the product of the diameter of the steel rope 8 and the length of the first friction pad 203 or the second friction pad 204, the pressing force between the steel rope 8 and the first friction pad 203 and the second friction pad 204 is calculated by the surface pressure and the pressure-receiving surface area of the steel rope 8 and the first friction pad 203 and the second friction pad 204, the pressure sensor 12 is used for measuring the instantaneous surface pressing machine, and the push-pull force sensor is used for measuring the instantaneous friction force, so that the friction coefficient is measured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a friction formula lifting machine wire rope lubricating grease coefficient of friction survey device which characterized in that: comprises a base (5), the left side of the base (5) is integrally formed with a first side plate (6), the right side of the base (5) is integrally formed with a second side plate (7), the first side plate (6) is sleeved with the second side plate (7) and a steel rope (8), a driving mechanism (1) is installed between the first side plate (6) and the second side plate (7), the middle position of the steel rope (8) is jointed with a pressing mechanism (2), a control mechanism (3) is installed at the top end of the pressing mechanism (2), a traction mechanism (4) is installed at the right end of the second side plate (7), the traction mechanism (4) is fixedly connected with the right end of the steel rope (8), the left end of the steel rope (8) is fixedly connected with a stop block (9), the right side of the stop block (9) is tightly jointed with the left side of a steel rope tension sensor (10), the steel rope tension sensor (10) is sleeved with the steel rope (8), the right side of the steel rope tension sensor (10) is tightly attached to the left side of the first side plate (6).
2. The device for measuring the friction coefficient of a friction type elevator wire rope grease according to claim 1, wherein: actuating mechanism (1) includes clamp plate (101), first threaded rod (102), bearing (103) and link (104), the intermediate position and steel cable (8) of clamp plate (101) cup joint mutually, the upper and lower both ends of clamp plate (101) link to each other with two first threaded rod (102) screw respectively, two first threaded rod (102) rotate with first curb plate (6) and second curb plate (7) through bearing (103) and link to each other, two the left end and link (104) integrated into one piece of first threaded rod (102).
3. The device for measuring the friction coefficient of a friction type elevator wire rope grease according to claim 1, wherein: the pressing mechanism (2) comprises a bottom plate (201), a top plate (202), a first friction pad (203), a second friction pad (204) and a partition plate (205), the upper surface of the bottom plate (201) is fixedly connected with the bottom end of the first friction pad (203), the upper surface of the first friction pad (203) is contacted with the lower surface of the steel rope (8), the second friction pad (204) is arranged above the first friction pad (203), the lower surface of the second friction pad (204) is contacted with the upper surface of the steel rope (8), the top end of the second friction pad (204) is fixedly connected with the partition plate (205), the left side and the right side of the first friction pad (203), the second friction pad (204) and the partition plate (205) are respectively attached with a push-pull force sensor (11), and the bottom ends of the two push-pull force sensors (11) are fixedly connected with the bottom plate (201), the top end of the push-pull force sensor (11) is fixedly connected with the top plate (202), and the movable end of the push-pull force sensor (11) is attached to the side wall of the pressing plate (101).
4. The device for measuring the friction coefficient of a friction type elevator wire rope grease according to claim 1, wherein: control mechanism (3) are including pressing seat (301), second threaded rod (302) and first knob (303), the upper surface of pressing the lower surface pressure sensor (12) of seat (301) is laminated mutually, the lower surface of pressure sensor (12) is laminated mutually with the upper surface of baffle (205), the top of pressing seat (301) is passed through bearing (103) and is rotated with the bottom of second threaded rod (302) and link to each other, the outer wall and roof (202) screw thread of second threaded rod (302) link to each other, the top and the first knob (303) looks rigid coupling of second threaded rod (302).
5. The device for measuring the friction coefficient of a friction type elevator wire rope grease according to claim 1, wherein: traction mechanism (4) include adapter sleeve (401), fastening bolt (402), third threaded rod (403), second knob (404), baffle (405) and branch (406), the left end of adapter sleeve (401) cup joints with the right-hand member of steel cable (8) mutually, the outer wall and the fastening bolt (402) screw thread of adapter sleeve (401) link to each other, fastening bolt (402) closely laminate with steel cable (8), the right-hand member of adapter sleeve (401) passes through bearing (103) and the left end rotation of third threaded rod (403) links to each other, the outer wall and the baffle (405) screw thread of third threaded rod (403) link to each other, even rigid coupling has a plurality of branches (406) between baffle (405) and second curb plate (7), the right-hand member and the second knob (404) integrated into one piece of third threaded rod (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121386215.3U CN214894781U (en) | 2021-06-22 | 2021-06-22 | Friction type elevator steel wire rope lubricating grease friction coefficient measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121386215.3U CN214894781U (en) | 2021-06-22 | 2021-06-22 | Friction type elevator steel wire rope lubricating grease friction coefficient measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214894781U true CN214894781U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121386215.3U Active CN214894781U (en) | 2021-06-22 | 2021-06-22 | Friction type elevator steel wire rope lubricating grease friction coefficient measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214894781U (en) |
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2021
- 2021-06-22 CN CN202121386215.3U patent/CN214894781U/en active Active
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