CN210550886U - Hydraulic pin pulling device for sliding shoes of coal mining machine - Google Patents
Hydraulic pin pulling device for sliding shoes of coal mining machine Download PDFInfo
- Publication number
- CN210550886U CN210550886U CN201921611611.4U CN201921611611U CN210550886U CN 210550886 U CN210550886 U CN 210550886U CN 201921611611 U CN201921611611 U CN 201921611611U CN 210550886 U CN210550886 U CN 210550886U
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- wall
- fixed
- opening
- threaded rod
- hydraulic
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- Expired - Fee Related
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- 238000005065 mining Methods 0.000 title claims description 20
- 239000003245 coal Substances 0.000 title claims description 16
- 125000003003 spiro group Chemical group 0.000 claims abstract description 5
- 238000005096 rolling process Methods 0.000 claims description 2
- 241000252254 Catostomidae Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The utility model discloses a coal-winning machine piston shoe hydraulic pressure pulling pin device, which comprises a fixing plate and i, the opening has all been seted up to fixed plate top outer wall both sides, and fixed plate bottom outer wall both sides all are fixed with the column fixed block, two the screw thread passageway has all been seted up to column fixed block inner wall, and two equal spiro union of screw thread passageway inner wall have a threaded rod, two the threaded rod bottom all is fixed with the mounting plate, and two mounting plate bottom outer walls all are fixed with the sucking disc, fixed plate top outer wall center department has seted up the opening, and opening inner wall sliding connection has clamp form fly leaf, be fixed with same mounting panel between the relative one side outer wall of clamp form fly leaf, and mounting panel top outer wall is fixed. The utility model discloses rotate the length between threaded rod adjustable threaded rod and the fixed plate, the sucking disc is adsorbable to live the direction piston shoes of coal-winning machine, makes whole hydraulic pressure pull out round pin device more stable in the use.
Description
Technical Field
The utility model relates to a coal-winning machine technical field especially relates to a coal-winning machine piston shoes hydraulic pressure pin pulling device.
Background
The coal mining machine is one of main equipment of the fully mechanized mining complete equipment, the coal mining machine develops and evolves from a coal cutter, the coal mining machine is a large-scale complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, in the mining process, the fully mechanized mining working face is influenced by geological structures in the mining process, and a part of sections are mined in a brake and caving mining mode, but the guide sliding shoes and the walking wheels at the bottom of the coal mining machine are quickly abraded due to the working mode, the abraded guide sliding shoes and the walking wheels need to be replaced in time, the supporting legs of the hydraulic pin pulling device in the current market cannot be adjusted, no good fixing part is fixed with the guide sliding shoes, and the hydraulic pin pulling device is easy to fall off when being pulled out.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a hydraulic pin pulling device for a sliding shoe of a coal mining machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a coal-winning machine piston shoe hydraulic pressure pin pulling device, includes the fixed plate, the opening has all been seted up to fixed plate top outer wall both sides, and fixed plate bottom outer wall both sides all are fixed with the column fixed block, two the screw thread passageway has all been seted up to column fixed block inner wall, and two equal spiro unions of screw thread passageway inner wall have the threaded rod, two the threaded rod bottom all is fixed with the mounting plate, and two mounting plate bottom outer walls all are fixed with the sucking disc, fixed plate top outer wall center department has seted up the opening, and opening inner wall sliding connection has clamp form fly leaf, be fixed with same mounting panel between the relative one side outer wall of clamp form fly leaf, and mounting panel top outer wall is fixed with hydraulic nut, the spiro union has.
Preferably, the threaded passage is communicated with the opening, and the threaded rod is in sliding fit with the inner wall of the opening.
Preferably, the outer walls of two sides of the clamp-shaped movable plate are both provided with limiting sliding grooves, and the centers of the inner walls of two sides of the opening are both fixed with limiting idler wheels matched with the limiting sliding grooves.
Preferably, the outer wall of the top of the hoop-shaped movable plate is provided with a placement opening, and the inner wall of the placement opening is connected with an anti-skid roller in a rolling manner.
Preferably, the top of the outer wall of each of two sides of the hoop-shaped movable plate is fixed with a limiting plate, and the limiting plates are located between the threaded rods and the hoop-shaped movable plates.
Preferably, the hydraulic nut is connected with a switch through a lead, and the switch is connected with a microprocessor through a lead.
The utility model has the advantages that:
1. the supporting legs are replaced by the two threaded rods, the threaded rods are rotated to be in threaded connection with the threaded channels, the length between the threaded rods and the fixing plate is adjusted, the suckers are arranged at the bottom ends of the threaded rods, the suckers can adsorb the guide sliding shoes of the coal mining machine, and the whole hydraulic pin pulling device is more stable in the using process.
2. When the thread pulling rod is in butt joint with the clamping pins of the guide sliding shoes, the hydraulic thread works and operates to pull out a part of the clamping pins, then the clamp-shaped movable plate is pulled, the limiting roller and the limiting sliding groove form sliding fit, the thread pulling rod is driven to pull out the rest part of the clamping pins, and the hydraulic thread pulling device is more convenient.
Drawings
Fig. 1 is a schematic view of a vertical cross-sectional structure of a hydraulic pin pulling device for a sliding shoe of a coal mining machine according to the present invention;
fig. 2 is the utility model provides a clamp form fly leaf side view structural schematic of coal-winning machine piston shoe hydraulic pressure pulling pin device.
In the figure: the device comprises a fixing plate 1, a columnar fixing block 2, a threaded rod 3, a fixing block 4, a sucker 5, a clamp-shaped movable plate 6, a limiting roller 7, a hydraulic nut 8, a threaded pull rod 9, an anti-skid roller 10, a limiting sliding groove 11, a limiting plate 12 and a mounting plate 13.
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.
Referring to fig. 1-2, a hydraulic pin pulling device for a sliding shoe of a coal mining machine comprises a fixed plate 1, openings are respectively arranged on two sides of the outer wall of the top of the fixed plate 1, columnar fixed blocks 2 are respectively fixed on two sides of the outer wall of the bottom of the fixed plate 1, threaded channels are respectively arranged on the inner walls of the two columnar fixed blocks 2, threaded rods 3 are respectively screwed on the inner walls of the two threaded channels, mounting plates 4 are respectively fixed at the bottom ends of the two threaded rods 3, suckers 5 are respectively fixed on the outer walls of the bottoms of the two mounting plates 4, an opening is arranged in the center of the outer wall of the top of the fixed plate 1, a hoop-shaped movable plate 6 is slidably connected with the inner wall of the opening, a same mounting plate 13 is fixed between the outer walls on the opposite side of the hoop-shaped movable plate 6, a hydraulic nut 8 is fixed on, spacing spout has all been seted up to 6 both sides outer walls of clamp form fly leaf, and opening both sides inner wall center department all is fixed with the spacing gyro wheel with spacing spout looks adaptation, 6 top outer walls of clamp form fly leaf have been seted up and have been settled the mouth, and settle the interior wall roll connection of mouth and have anti-skidding cylinder 10, 6 both sides outer wall top of clamp form fly leaf all is fixed with limiting plate 12, and limiting plate 12 is located between threaded rod 3 and the clamp form fly leaf 6, hydraulic nut 8 is connected with the switch through the wire, and the switch is connected with microprocessor through the wire.
The working principle is as follows: before using, with screw thread dead man 6 and direction piston shoe's bayonet lock spiro union together, rotate two threaded rods 3 and adjust the length between threaded rod 3 and the fixed plate 1, adsorb sucking disc 5 and the direction piston shoe in two threaded rod 3 bottoms, hydraulic pressure screw thread 8 work operation, extract partly with the bayonet lock, then stimulate clamp form fly leaf 6, spacing gyro wheel 7 forms sliding fit with spacing spout, drive screw thread dead man 3 and extract remaining partial bayonet lock.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a coal-winning machine piston shoe hydraulic pressure pin pulling device, includes fixed plate (1), its characterized in that, fixed plate (1) top outer wall both sides have all been seted up the opening, and fixed plate (1) bottom outer wall both sides all are fixed with column fixed block (2), two screw channel has all been seted up to column fixed block (2) inner wall, and two screw channel inner walls all spiro union threaded rod (3), two threaded rod (3) bottom all is fixed with mounting plate (4), and two mounting plate (4) bottom outer wall all are fixed with sucking disc (5), fixed plate (1) top outer wall center department has seted up the opening, and opening inner wall sliding connection has clamp form fly leaf (6), be fixed with same mounting panel (13) between the relative one side outer wall of clamp form fly leaf (6), and mounting panel (13) top outer wall is fixed with hydraulic nut (8), a thread pulling rod (9) is screwed in the hydraulic nut (8).
2. The hydraulic pin drawing device for the sliding shoes of the coal mining machine according to claim 1, characterized in that the threaded channel is communicated with the opening, and the threaded rod (3) forms a sliding fit with the inner wall of the opening.
3. The hydraulic pin pulling device for the sliding shoes of the coal mining machine as claimed in claim 1, wherein the outer walls of the two sides of the hoop-shaped movable plate (6) are both provided with limiting sliding grooves, and the centers of the inner walls of the two sides of the through opening are both fixed with limiting rollers matched with the limiting sliding grooves.
4. The hydraulic pin pulling device for the sliding shoes of the coal mining machine according to claim 1, wherein the outer wall of the top of the clamp-shaped movable plate (6) is provided with a mounting opening, and the inner wall of the mounting opening is connected with an anti-skidding roller (10) in a rolling manner.
5. The hydraulic pin pulling device for the sliding shoes of the coal mining machine according to claim 1, wherein limiting plates (12) are fixed on the tops of the outer walls of the two sides of the clamp-shaped movable plate (6), and the limiting plates (12) are positioned between the threaded rod (3) and the clamp-shaped movable plate (6).
6. The hydraulic pin drawing device for the sliding shoes of the coal mining machine as claimed in claim 1, characterized in that the hydraulic nut (8) is connected with a switch through a lead, and the switch is connected with a microprocessor through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921611611.4U CN210550886U (en) | 2019-09-26 | 2019-09-26 | Hydraulic pin pulling device for sliding shoes of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921611611.4U CN210550886U (en) | 2019-09-26 | 2019-09-26 | Hydraulic pin pulling device for sliding shoes of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210550886U true CN210550886U (en) | 2020-05-19 |
Family
ID=70673383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921611611.4U Expired - Fee Related CN210550886U (en) | 2019-09-26 | 2019-09-26 | Hydraulic pin pulling device for sliding shoes of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210550886U (en) |
-
2019
- 2019-09-26 CN CN201921611611.4U patent/CN210550886U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |