CN211900589U

CN211900589U - Anti-skid stable supporting device for coal mining machine

Info

Publication number: CN211900589U
Application number: CN202020506442.4U
Authority: CN
Inventors: 李继来; 崔怀兵; 王本坤
Original assignee: Changzhou Qima Automation Technology Co ltd
Current assignee: Changzhou Qima Automation Technology Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-10
Anticipated expiration: 2030-04-09

Abstract

The utility model relates to a coal-winning machine technical field, and a coal-winning machine antiskid stabilizing support device is disclosed, comprising a base plate, the bearing frame that two symmetries of upper end fixedly connected with of bottom plate set up, the upper end of two bearing frames all rotates through ball bearing and is connected with the threaded rod, the pole wall of two threaded rods is all fixed driven bevel gear that has cup jointed, the upper end fixedly connected with motor of bottom plate, the output shaft fixedly connected with action wheel of motor, the upper end of bottom plate is rotated through the bearing frame and is connected with the bull stick, the pole wall of bull stick is fixed cup jointed with action wheel assorted from the driving wheel, the equal fixedly connected with in both ends of bull stick and driven bevel gear assorted drive bevel gear, the pole wall of two threaded rods is connected with the backup pad. The utility model provides the high shock attenuation effect of equipment has improved the stability of equipment height control, has reduced the uneven condition of horn atress, has made things convenient for people to use.

Description

Anti-skid stable supporting device for coal mining machine

Technical Field

The utility model relates to a coal-winning machine technical field especially relates to a coal-winning machine antiskid stabilizes strutting arrangement.

Background

The coal mining machine is one of main equipment of fully mechanized mining complete equipment, develops from the coal cutter and evolves, and the coal mining machine is a large-scale complicated system that collects machinery, electricity and hydraulic pressure as an organic whole, and operational environment is abominable, and the trouble can lead to the whole coal mining work to be interrupted if appearing, causes huge economic loss.

The existing supporting device for the coal mining machine directly supports the machine arm, but in the running process of the coal mining machine, strong vibration easily causes the supporting device without a damping effect to be damaged, so that the damage of the coal mining machine is caused, meanwhile, the position and the height of the existing coal mining machine are often required to be adjusted when the existing coal mining machine is used, the stress of the machine arm is often uneven due to unstable height adjustment when the height is adjusted, and then the machine arm is broken, so that the use of people is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the damping effect of the supporting device is poor and the height adjustment is difficult in the prior art, and providing a coal mining machine anti-skidding stabilizing and supporting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-skid stable supporting device of a coal mining machine comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with two symmetrically arranged bearing seats, the upper ends of the two bearing seats are respectively and rotatably connected with a threaded rod through a ball bearing, the rod walls of the two threaded rods are respectively and fixedly sleeved with a driven bevel gear, the upper end of the bottom plate is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a driving wheel, the upper end of the bottom plate is rotatably connected with a rotating rod through the bearing seats, the rod wall of the rotating rod is fixedly sleeved with a driven wheel matched with the driving wheel, the two ends of the rotating rod are respectively and fixedly connected with a driving bevel gear matched with the driven bevel gear, the rod walls of the two threaded rods are connected with a supporting plate through thread meshing, the upper end of the supporting plate is fixedly connected with a damping mechanism, the upper end of the damping mechanism, and an extrusion spring sleeved outside the rod wall of the telescopic rod is fixedly connected between the extrusion plate and the U-shaped plate.

Preferably, damper includes fixed connection and inserts the piece at U template lower extreme, the inserting groove has been seted up to the lower extreme of inserting the piece, the upper end fixedly connected with and the inserting groove assorted inserted bar of backup pad, fixedly connected with grafting spring between inserted bar and the inserting groove tank bottom, fixedly connected with cup joints the damping spring in the inserted bar pole wall outside between backup pad and the inserting piece, two fixed blocks of upper end fixedly connected with of backup pad, two fixedly connected with slide bar between the fixed block, the left and right sides wall of inserting the piece all rotates and is connected with the connecting rod, two the lateral wall of connecting rod all rotates and is connected with sliding connection at the slide bar slider.

Preferably, the side walls of the two extrusion plates are both coated with rubber wear-resistant layers.

Preferably, the upper ends of the two threaded rods are fixedly connected with limit caps.

Preferably, the lower ends of the two sliding blocks are rotatably connected with pulleys through rotating shafts.

Compared with the prior art, the utility model provides a coal-winning machine antiskid stabilizing support device possesses following beneficial effect:

1. this strutting arrangement is stabilized in coal-winning machine antiskid, through the grafting piece that is equipped with, the inserting groove, the inserted link, grafting spring, damping spring, the fixed block, the slide bar, connecting rod and slider, when the coal-winning machine starts, the vibration that receives drives U template downstream, and then drive grafting piece downstream, extrusion grafting spring and damping spring, form the second grade shock attenuation, drive two connecting rod downstream simultaneously, extrude two sliders to the left and right sides wall, the shock attenuation effect of equipment is improved, strutting arrangement's damage has been reduced, people's use has been made things convenient for.

2. This coal-winning machine antiskid outrigger device, through the bearing frame that is equipped with, the threaded rod, driven bevel gear, including a motor, an end cap, a controller, and a cover plate, the action wheel, the bull stick, from the driving wheel, drive bevel gear and backup pad, when needs are to coal-winning machine horn height-adjusting, the starter motor drives the action wheel earlier and rotates, drive from driving wheel and bull stick rotation through the action wheel and the meshing from the driving wheel, and then drive two drive bevel gear rotations, driven bevel gear and the threaded rod rotation of meshing area through drive bevel gear and driven bevel gear, and then drive backup pad upwards or downstream, highly adjusting equipment, the stability of equipment height adjustment has been improved, the uneven condition of horn atress has been reduced, the people.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model provides high equipment's shock attenuation effect has improved equipment height control's stability, has reduced the uneven condition of horn atress, has made things convenient for people to use.

Drawings

Fig. 1 is a schematic structural view of an anti-skid stable supporting device for a coal mining machine according to the present invention;

fig. 2 is the utility model provides a structural schematic diagram of coal-winning machine antiskid stable support device U template.

In the figure: the device comprises a base plate 1, a bearing seat 2, a threaded rod 3, a driven bevel gear 4, a motor 5, a driving wheel 6, a rotating rod 7, a driven wheel 8, a driving bevel gear 9, a supporting plate 10, a damping mechanism 11, a 111 plug-in block, a 112 plug-in groove, a 113 plug-in rod, a 114 plug-in spring, a damping spring 115, a fixed block 116, a sliding rod 117, a connecting rod 118, a sliding block 119, a U-shaped plate 12, a squeezing plate 13, a squeezing spring 14, a rubber wear-resistant layer 15, a limiting cap 16 and a pulley 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, an anti-skid stable supporting device for a coal mining machine comprises a bottom plate 1, two symmetrically arranged bearing seats 2 are fixedly connected to the upper end of the bottom plate 1, threaded rods 3 are rotatably connected to the upper ends of the two bearing seats 2 through ball bearings, driven bevel gears 4 are fixedly sleeved on the rod walls of the two threaded rods 3, a motor 5 is fixedly connected to the upper end of the bottom plate 1, a driving wheel 6 is fixedly connected to the output shaft of the motor 5, a rotating rod 7 is rotatably connected to the upper end of the bottom plate 1 through the bearing seats, driven wheels 8 matched with the driving wheel 6 are fixedly sleeved on the rod walls of the rotating rod 7, a driving bevel gear 9 matched with the driven bevel gears 4 is fixedly connected to the two ends of the rotating rod 7, a supporting plate 10 is connected to the rod walls of the two threaded rods 3 through threaded engagement, a damping mechanism 11 is fixedly, the inner walls of the two sides of the U-shaped plate 12 are both provided with extrusion plates 13 through a plurality of telescopic rods, and the extrusion springs 14 sleeved outside the telescopic rod walls are fixedly connected between the extrusion plates 13 and the U-shaped plate 12.

Damper 11 includes fixed connection at U template 12 lower extreme grafting piece 111, grafting groove 112 has been seted up to the lower extreme of grafting piece 111, the upper end fixedly connected with of backup pad 10 and grafting groove 112 assorted grafting pole 113, fixedly connected with grafting spring 114 between grafting pole 113 and the grafting groove 112 tank bottom, fixedly connected with cup joints the damping spring 115 in the 113 pole walls outside of grafting pole between backup pad 10 and the grafting piece 111, two fixed block 116 of upper end fixedly connected with of backup pad 10, fixedly connected with slide bar 117 between two fixed block 116, the left and right sides wall of grafting piece 111 all rotates and is connected with connecting rod 118, the lateral wall of two connecting rods 118 all rotates and is connected with sliding connection at slide bar 117 upper slide block 119, can improve equipment's shock attenuation effect.

The lateral wall of two stripper plates 13 all has the cladding of rubber wearing layer 15, can improve the centre gripping effect of stripper plate.

The upper ends of the two threaded rods 3 are fixedly connected with limit caps 16, so that the support plate 10 can be prevented from being separated from the threaded rods.

The lower ends of the two sliding blocks 119 are rotatably connected with pulleys 17 through rotating shafts, and the sliding of the sliding blocks 119 can be assisted.

In the utility model, when the utility model is used, when the coal mining machine is started, the received vibration drives the U-shaped plate 13 to move downwards, further drives the inserting block 111 to move downwards, the inserting spring 114 and the damping spring 115 are extruded to form secondary damping, simultaneously two connecting rods 118 are driven to move downwards, two sliding blocks 119 are extruded towards the left side wall and the right side wall, the damping effect of the equipment is improved, the damage of the supporting device is reduced, simultaneously, when the height of the machine arm of the coal mining machine needs to be adjusted, the motor 5 is firstly started to drive the driving wheel 6 to rotate, the driven wheel 8 and the rotating rod 7 are driven to rotate through the meshing of the driving wheel 6 and the driven wheel 8, further two driving bevel gears 9 are driven to rotate, the driven bevel gears 4 and the threaded rods 3 are driven to rotate through the meshing belts of the driving bevel gears 9 and the driven bevel gears 4, further the supporting plate 10 is driven to move upwards, the situation that the force of the machine arm is not uniform is reduced, and the use by people is facilitated.

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

1. The anti-skid stable supporting device of the coal mining machine comprises a bottom plate (1) and is characterized in that the upper end of the bottom plate (1) is fixedly connected with two symmetrical bearing seats (2), the upper ends of the two bearing seats (2) are respectively connected with a threaded rod (3) in a rotating manner through ball bearings, the rod walls of the two threaded rods (3) are respectively and fixedly sleeved with a driven bevel gear (4), the upper end of the bottom plate (1) is fixedly connected with a motor (5), the output shaft of the motor (5) is fixedly connected with a driving wheel (6), the upper end of the bottom plate (1) is rotatably connected with a rotating rod (7) through the bearing seats, the rod wall of the rotating rod (7) is fixedly sleeved with a driven wheel (8) matched with the driving wheel (6), the two ends of the rotating rod (7) are respectively and fixedly connected with a driving bevel gear (9, two the pole wall of threaded rod (3) is connected with backup pad (10) through thread engagement, the upper end fixedly connected with damper (11) of backup pad (10), the upper end fixedly connected with U template (12) of damper (11), the both sides inner wall of U template (12) all is through a plurality of telescopic link fixedly connected with stripper plates (13), fixedly connected with cup joints extrusion spring (14) in the telescopic link pole wall outside between stripper plate (13) and U template (12).

2. The anti-skid stable supporting device for the coal mining machine according to claim 1, characterized in that the damping mechanism (11) comprises an insertion block (111) fixedly connected to the lower end of the U-shaped plate (12), the lower end of the insertion block (111) is provided with an insertion groove (112), the upper end of the supporting plate (10) is fixedly connected with an insertion rod (113) matched with the insertion groove (112), an insertion spring (114) is fixedly connected between the insertion rod (113) and the bottom of the insertion groove (112), a damping spring (115) sleeved outside the rod wall of the insertion rod (113) is fixedly connected between the supporting plate (10) and the insertion block (111), the upper end of the supporting plate (10) is fixedly connected with two fixed blocks (116), a sliding rod (117) is fixedly connected between the two fixed blocks (116), and connecting rods (118) are rotatably connected to both left and right side walls of the insertion block (111), the side walls of the two connecting rods (118) are rotatably connected with sliding blocks (119) which are connected to the sliding rods (117) in a sliding mode.

3. The anti-skid stable supporting device for the coal mining machine according to claim 1, characterized in that the side walls of the two extrusion plates (13) are coated with a rubber wear-resistant layer (15).

4. The anti-skid stable supporting device for the coal mining machine according to claim 1, characterized in that the upper ends of the two threaded rods (3) are fixedly connected with limit caps (16).

5. The anti-skid stable supporting device for the coal mining machine as claimed in claim 2, wherein the lower ends of the two sliding blocks (119) are rotatably connected with pulleys (17) through rotating shafts.