CN213616428U

CN213616428U - Portable coal-winning machine moment axle bearing extractor

Info

Publication number: CN213616428U
Application number: CN202022570269.7U
Authority: CN
Inventors: 石晓玲; 王涣宇; 张琪; 柴玮泽; 成嘉美
Original assignee: Luliang University
Current assignee: Luliang University
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-06
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a portable coal-winning machine moment axle bearing extractor, its structure includes the screw rod, the handle, the spiral shell section of thick bamboo, the connecting block, special-shaped pole, the clamping bar, the connecting hole, tip and fixing device, the utility model discloses a screw rod outside has set up fixing device, place on outside equipment by fixed frame, hold after that and rotate the knob and drive the dwang and rotate for remove frame and fixed frame and realize the tight effect of clamp, then the screw rod drives the square groove of slider in sliding frame through the drum and carries out slidable mounting, use fixed knob to fix after that, fix the slider inside the framework, simultaneously, the framework carries out slidable mounting through spout and slide rail, and then has promoted the steadiness of device, thereby saved the time, guaranteed the work efficiency of coal-winning machine.

Description

Portable coal-winning machine moment axle bearing extractor

Technical Field

The utility model relates to a bearing extractor technical field, concretely relates to portable coal-winning machine moment axle bearing extractor.

Background

The coal mining machine is a large complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, if a fault occurs, the whole coal mining work can be interrupted, and huge economic loss is caused, wherein the problem often occurs that the moment shaft bearing of the coal mining machine is blocked in a moment shaft, the bearing is taken out, time and labor are wasted, the coal mining production is influenced to a great extent, and then a portable bearing extractor is adopted, the damaged bearing is taken out, and a new bearing is installed.

When the bearing extractor is used, the device can shake and is labor-consuming when the bearing is required to be extracted, so that the stability of the device is insufficient, the working efficiency is influenced to a certain extent, and a large amount of time is wasted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, the portable coal-winning machine moment axle bearing extractor has been proposed now, has solved when the bearing extractor is in the use, because need be when getting the bearing, the device can produce and rock, and comparatively hard, leads to its stability not enough, has influenced the efficiency of work to a certain extent, has wasted the problem of a large amount of time.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a portable extractor for a torque shaft bearing of a coal mining machine, which comprises a screw rod and a fixing device, wherein the upper end of the screw rod is connected with the lower end of a handle, the middle part of the screw is in interference fit with the screw barrel, the fixing device is positioned outside the screw and comprises a cylinder, a slide block, a slide frame, a fixing knob, a slide rail, a fixing seat, a bottom frame, a rotating rod, a rotating knob, a movable frame and a fixing frame, the cylinder is embedded in the middle of the slide block, the outside of the slide block is connected with the slide frame, the left end of the slide frame is connected with the slide rail, the fixed knob is positioned at the rear end of the sliding frame, the left end of the sliding rail is fastened on the fixed seat, the lower end of the fixed seat is connected with the bottom frame, the underframe is connected with the dwang upper end, the pot head is equipped with the rotation knob under the dwang, it is connected with the dwang to remove the frame right-hand member, fixed frame right-hand member fastens in the underframe.

Further, the screw cylinder outside is connected with the connecting block, the connecting block middle part is connected with the dysmorphism pole rotation, dysmorphism pole right-hand member is fixed with clamping bar locking, the clamping bar middle part is provided with five connecting holes, the screw rod lower extreme is provided with the tip to the tip is the toper.

Further, the sliding frame comprises a sliding groove, a frame body and a square groove, the left end of the sliding groove is slidably mounted with the right end of the sliding rail, the sliding groove is formed in the middle of the frame body, and the square groove is slidably mounted with the sliding block inside.

Further, the height of the cylinder is consistent with the thickness of the sliding block, and the inner part of the cylinder is connected with the outer part of the screw rod.

Furthermore, the slide rail upper end is provided with the limiting plate to the limiting plate is provided with two sets ofly.

Furthermore, the inside and the removal frame right-hand member outside slidable mounting of underframe to the underframe is square.

Furthermore, the width of the fixed frame is consistent with that of the movable frame, and the lower end of the fixed frame is arc-shaped.

Furthermore, the square groove is provided with two groups, and the two groups are respectively in central symmetry.

Further, the cylinder is made of plastic steel.

Further, the fixing seat is made of stainless steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving when the bearing extractor is in the use, because need be when getting the bearing, the device can produce and rock, and comparatively hard, lead to its stability not enough, the efficiency of work has been influenced to a certain extent, a large amount of time's problem has been wasted, fixing device has been set up through the screw rod outside, place on outside equipment by fixed frame, hold the rotation knob and drive the dwang and rotate after that, make and remove frame and fixed frame and realize the tight effect of clamp, then the screw rod drives the square groove of slider in sliding frame through the drum and carries out slidable mounting, use fixed knob to fix after that, fix the slider inside the framework, and simultaneously, the framework carries out slidable mounting through spout and slide rail, and then the steadiness of device has been promoted, thereby time is saved, the work efficiency of coal-winning machine has been guaranteed.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic structural view of the fixing device of the present invention;

fig. 4 is a schematic view of the internal structure of the bottom frame of the present invention;

fig. 5 is a schematic view of the sliding frame structure of the present invention.

In the figure: the device comprises a screw rod-1, a handle-2, a screw cylinder-3, a connecting block-4, a special-shaped rod-5, a clamping rod-6, a connecting hole-7, a pointed end-8, a fixing device-9, a cylinder-91, a sliding block-92, a sliding frame-93, a fixing knob-94, a sliding rail-95, a fixing seat-96, a bottom frame-97, a rotating rod-98, a rotating knob-99, a moving frame-910, a fixing frame-911, a sliding groove-931, a frame body-932, a square groove-933 and a limiting plate-901.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Please refer to fig. 1-2, the utility model provides a portable coal-winning machine moment axle bearing extractor here through the improvement, including screw rod 1 and

fixing device

9, 1 upper ends of screw rod are connected with 2 lower extremes of handle, and 1 middle part of screw rod and 3 interference fit of spiral shell, the 3 outsides of spiral shell are connected with connecting block 4, connecting block 4 middle part is rotated with special-shaped rod 5 and is connected, 5 right-hand members of special-shaped rod are fixed with 6 locking of clamping bar, 6 middle parts of clamping bar are provided with five connecting

holes

7, 1 lower extreme of screw rod is provided with tip 8, and tip 8 is the toper, fixing device 9 is located 1 outsides of screw rod.

Referring to fig. 3-4, the present invention provides a portable extractor for torque shaft bearings of coal mining machines, wherein the fixing device 9 includes a cylinder 91, a slider 92, a sliding frame 93, a fixing knob 94, a sliding rail 95, a fixing seat 96, a bottom frame 97, a rotating rod 98, a rotating knob 99, a moving frame 910 and a fixing frame 911, the cylinder 91 is embedded in the middle of the slider 92, the cylinder 91 has a height consistent with the thickness of the slider 92, the cylinder 91 is connected with the outside of the screw 1 to facilitate connection with the screw 1, the slider 92 is connected with the sliding frame 93 at the outside, the sliding frame 93 is connected with the sliding rail 95 at the left end to facilitate improving the stability of the apparatus, the fixing knob 94 is located at the rear end of the sliding frame 93, the sliding rail 95 is fastened to the fixing seat 96 at the left end, a limiting plate 901 is disposed at the upper end of the sliding rail 95, and two sets of limiting plates 901 are disposed to facilitate, fixing base 96 lower extreme is connected with underframe 97, underframe 97 is connected with dwang 98 upper end, underframe 97 inside with remove frame 910 right-hand member outside slidable mounting, and underframe 97 is squarely, be favorable to gliding effect, the supplementary steadiness that has promoted the device, pot head is equipped with rotation knob 99 under the dwang 98, it is connected with dwang 98 to remove frame 910 right-hand member, fixed frame 911 right-hand member is fastened in underframe 97, the width of fixed frame 911 is unanimous with the width that removes frame 910, and fixed frame 911 lower extreme is the arc, be favorable to mutually supporting with removal frame 910, the tight effect of clamp has been realized.

Please refer to fig. 5, the utility model provides a portable coal-winning machine moment axle bearing extractor here through the improvement, sliding frame 93 includes spout 931, framework 932 and square groove 933, spout 931 left end and slide rail 95 right-hand member slidable mounting, be favorable to carrying out slidable mounting, and then realize the effect of removal, framework 932 left end is provided with spout 931, be favorable to promoting the effect of steadiness, square groove 933 is located framework 932 middle part, and inside and the slider 92 slidable mounting of square groove 933, square groove 933 is provided with two sets ofly, and all be central symmetry separately, be favorable to sliding with slider 92, and then supplementary steadiness that has promoted the device.

The working principle is as follows:

firstly, before use, a user firstly fixes a clamping rod 6 in a device 9 to be connected with a special-shaped rod 5 through a bolt penetrating through a connecting hole 7, then connects the fixing device 9 with an external bearing position to be disassembled, namely, a fixing frame 911 is clamped on an external device, then holds a rotating knob 99 to rotate, the rotating knob 99 drives a rotating rod 98 to rotate inside a bottom frame 97, the rotating rod 98 drives a moving frame 910 to be in interference fit, so that the moving frame 910 is matched with the fixing frame 911, the clamping effect is realized, and the fixing performance of the device is improved;

secondly, when the device is used, a user firstly drives the sliding block 92 and the inner part of the square groove 933 in the sliding frame 93 to be installed in a sliding mode through the cylinder 91 by the screw rod 1, after the screw rod 1 is moved to a proper position, the sliding block 92 is fixed through the fixing knob 94, the limiting effect is achieved, then the handle 2 is held by hand to rotate, the pointed end 8 at the lower end of the screw rod 1 penetrates through an external bearing, the screw cylinder 3 is in interference fit with the screw rod 1, the screw cylinder 3 drives the connecting block 4 to move upwards, then the connecting block 4 drives the upper end of the clamping rod 6 to move through the special-shaped rod 5, the lower end of the clamping rod 6 clamps the external bearing, and;

third, at this in-process, framework 932 drives spout 931 and removes at the slide rail 95 outside, and then has promoted the steadiness of device, and wherein, fixing base 96 has played fixed effect, and limiting plate 901 has played spacing effect to promote the steadiness of device, and also saved the time, guaranteed the work efficiency of coal-winning machine.

Claims

1. A portable extractor for a torque shaft bearing of a coal mining machine comprises a screw (1), wherein the upper end of the screw (1) is connected with the lower end of a handle (2), and the middle part of the screw (1) is in interference fit with a screw barrel (3);

the method is characterized in that: the screw rod fixing device is characterized by further comprising a fixing device (9), the fixing device (9) is located outside the screw rod (1), the fixing device (9) comprises a cylinder (91), a sliding block (92), a sliding frame (93), a fixing knob (94), a sliding rail (95), a fixing seat (96), a bottom frame (97), a rotating rod (98), a rotating knob (99), a moving frame (910) and a fixing frame (911), the cylinder (91) is embedded into the middle of the sliding block (92), the outside of the sliding block (92) is connected with the sliding frame (93), the left end of the sliding frame (93) is connected with the sliding rail (95), the fixing knob (94) is located at the rear end of the sliding frame (93), the left end of the sliding rail (95) is fastened to the fixing seat (96), the lower end of the fixing seat (96) is connected with the bottom frame (97), the bottom frame (97) is connected with the upper end of the rotating rod (98), the rotating knob, the right end of the movable frame (910) is connected with the rotating rod (98), and the right end of the fixed frame (911) is fastened to the bottom frame (97).

2. The portable shearer moment shaft bearing extractor of claim 1, wherein: the utility model discloses a screw rod, including screw cylinder (3), connecting block (4) middle part and special-shaped pole (5), special-shaped pole (5) right-hand member is fixed with clamping bar (6) locking, clamping bar (6) middle part is provided with five connecting holes (7), screw rod (1) lower extreme is provided with tip (8) to tip (8) are the toper.

3. The portable shearer moment shaft bearing extractor of claim 1, wherein: slide frame (93) include spout (931), framework (932) and square groove (933), spout (931) left end and slide rail (95) right-hand member slidable mounting, framework (932) left end is provided with spout (931), square groove (933) is located framework (932) middle part to inside and slider (92) slidable mounting of square groove (933).

4. The portable shearer moment shaft bearing extractor of claim 1, wherein: the height of the cylinder (91) is consistent with the thickness of the slide block (92), and the interior of the cylinder (91) is connected with the exterior of the screw (1).

5. The portable shearer moment shaft bearing extractor of claim 1, wherein: limiting plates (901) are arranged at the upper ends of the sliding rails (95), and two groups of limiting plates (901) are arranged.

6. The portable shearer moment shaft bearing extractor of claim 1, wherein: the inside of the bottom frame (97) is slidably mounted with the outer side of the right end of the movable frame (910), and the bottom frame (97) is square.

7. The portable shearer moment shaft bearing extractor of claim 1, wherein: the width of the fixed frame (911) is consistent with that of the movable frame (910), and the lower end of the fixed frame (911) is arc-shaped.

8. The portable shearer moment shaft bearing extractor of claim 3, wherein: the square groove (933) is provided with two groups, and the two groups are respectively in central symmetry.