CN215361592U

CN215361592U - Difficult guide wheel for engineering machine that drops

Info

Publication number: CN215361592U
Application number: CN202120438054.1U
Authority: CN
Inventors: 曲永哲; 高福波; 曲志远
Original assignee: Dalian Shenglong Machinery Co Ltd
Current assignee: Dalian Shenglong Machinery Co Ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-12-31
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a guide wheel for engineering machinery, which is not easy to fall off, belongs to the technical field of guide wheels for engineering machinery, and comprises a guide wheel, wherein a first rotating device is arranged in the guide wheel, and one end of the front surface and one end of the back surface of the first rotating device are respectively and fixedly connected with a fastening screw through two guide wheel side vertical plates. This guiding wheel for engineering machine tool that is difficult for droing, through setting up fastening screw, the hydro-cylinder, guiding wheel side riser, the tooth's socket, connecting rod and slide bar, when the staff needs this guiding wheel to install, the index is with the guiding wheel joint at the surface of first bearing, place anti-skidding gasket on two opposite faces of guiding wheel side riser afterwards, later fix through fastening screw can, make that the staff can be convenient assemble this guiding wheel, the cost of manufacture of this guiding wheel has been reduced, and leave spacing tooth's socket after the assembly finishes, make the difficult roll-off track of track on guiding wheel surface.

Description

Difficult guide wheel for engineering machine that drops

Technical Field

The utility model belongs to the technical field of engineering machinery guide wheels, and particularly relates to a guide wheel for engineering machinery, which is not easy to fall off.

Background

The walking system of engineering machinery crawler-type chassis mainly comprises frame, crawler frame and four-wheel-one-belt, etc., the four-wheel-one-belt is: the guide wheel is connected to the frame through the tensioning device, the tensioning degree of the crawler belt is proper, when the crawler belt is assembled on engineering machinery, particularly large engineering machinery, the guide wheel is usually assembled in place, after the whole lower frame is hoisted, the guide wheel is in danger of sliding out of a track due to lack of positioning, a special assembly tool is usually required to be designed, the cost is high, and the assembly process is difficult.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides the guide wheel for the engineering machinery, which is not easy to fall off, and solves the problems that after the whole lower frame is hoisted, the guide wheel is in danger of sliding out of a rail due to lack of positioning, a special assembly tool is usually required to be designed, the cost is high, and the assembly process is difficult.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a difficult guiding wheel for engineering machine tool that drops, includes the guiding wheel, be provided with first rotary device in the guiding wheel, the positive one end of first rotary device and the one end at the back are respectively through two guiding wheel side riser and fastening screw fixed connection, two the upper surface of guiding wheel side riser and same second rotary device's bottom fixed connection.

The second rotating device is connected to the bottom end of the connecting rod in a clamped mode, the number of the connecting rods is four, the through holes are formed in the top ends of the connecting rods, and sliding grooves are formed in the left side face and the right side face of the inner wall of each through hole.

The sliding grooves are internally and slidably connected with sliding blocks, the opposite surfaces of the two sliding blocks are fixedly connected with the left side surface and the right side surface of each sliding rod respectively, and the top ends of the four sliding rods are fixedly connected with the lower surface of the same limiting disc.

As a further scheme of the utility model: the upper surface of the second rotating device is fixedly connected with an oil cylinder, the outer surface of the oil cylinder is sleeved with a spring, and two ends of the spring are fixedly connected with the upper surface of the second rotating device and the lower surface of the limiting disc respectively.

As a further scheme of the utility model: the top end of the oil cylinder is communicated with the lower surface of the oil injection valve through a limiting disc, and an adjusting gear is arranged on the outer surface of the oil injection valve.

As a further scheme of the utility model: the outer surface of the guide wheel is provided with a tooth groove, the front surface of the guide wheel side vertical plate positioned in front is provided with an anti-slip gasket, the back surface of the guide wheel side vertical plate positioned in rear is provided with an anti-slip gasket, and the inner wall of the anti-slip gasket is in lap joint with the outer surface of the fastening screw.

As a further scheme of the utility model: first rotary device includes first bearing, first bearing joint is in the guide wheel, cup jointed first pivot in the first bearing, the positive one end of first pivot and the one end at the back respectively with the one end threaded connection of two fastening screw opposite faces.

As a further scheme of the utility model: the second rotating device comprises a second bearing, the second bearing is clamped at the bottom ends of the four connecting rods and the oil cylinder, a second rotating shaft is sleeved in the second bearing, and the bottom end of the second rotating shaft is fixedly connected with the upper surfaces of the two guide wheel side vertical plates.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. this guiding wheel for engineering machine tool that is difficult for droing, through setting up fastening screw, the hydro-cylinder, the guiding wheel, guiding wheel side riser, the tooth's socket, connecting rod and slide bar, when the staff needs this guiding wheel to install, the index is with the surface of guiding wheel joint at primary shaft, later with two guiding wheel side riser joints in the both sides of guiding wheel, place anti-skidding gasket on two guiding wheel side riser opposite faces afterwards, later fix through fastening screw can, make that the staff can be convenient assemble this guiding wheel, the cost of manufacture of this guiding wheel has been reduced, and leave spacing tooth's socket after the assembly finishes, make the difficult roll-off track of track on guiding wheel surface.

2. This guiding wheel for engineering machine tool that is difficult for droing, through setting up the hydro-cylinder, a spring, the slide bar, connecting rod and spout, receive the extrusion and when the downstream when the guiding wheel top, the spring will slowly contract, spacing dish will reset rapidly under the effect of spring force afterwards, thereby reduce the pressure that the guiding wheel received, when the length of hydro-cylinder is adjusted to needs, only need to add oil or take out oil to the hydro-cylinder can, make the length of the regulation hydro-cylinder that the guiding wheel can be convenient, and be provided with the spring, make this guiding wheel be difficult for leading to the guiding wheel because of the pressure of top is great to take place to damage.

3. This guiding wheel for engineering machine tool who is difficult for droing through setting up anti-skidding gasket, when the guiding wheel rotates, first pivot is difficult for taking place to rotate along with the guiding wheel for fastening screw can be tightly with first pivot connection, the difficult condition that the slippage appears.

Drawings

FIG. 1 is a schematic cross-sectional view of the front view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the present invention at A;

FIG. 4 is a schematic diagram of the guide wheel of the present invention viewed from the right;

in the figure: the device comprises a guide wheel 1, a first rotating device 2, a first bearing 21, a first rotating shaft 22, a fastening screw 3, an anti-skid gasket 4, a guide wheel side vertical plate 5, a second rotating device 6, a second rotating shaft 61, a second bearing 62, a connecting rod 7, a through hole 8, a sliding groove 9, a sliding block 10, a sliding rod 11, a limiting disc 12, an oil cylinder 13, a spring 14, an oil filling valve 15 and a tooth groove 16.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the present invention provides a technical solution: a guide wheel for engineering machinery not easy to fall off comprises a guide wheel 1, a first rotating device 2 is arranged in the guide wheel 1, the first rotating device 2 comprises a first bearing 21, the first bearing 21 is connected in the guide wheel 1 in a clamping mode, a first rotating shaft 22 is connected in the first bearing 21 in a sleeved mode, one end of the front face and one end of the back face of the first rotating shaft 22 are in threaded connection with one ends of opposite faces of two fastening screws 3 respectively, due to the fact that the first bearing 21 and the first rotating shaft 22 are arranged, the guide wheel 1 is enabled to rotate more smoothly, a worker fastening screw 3 is not prone to rotate along with the first rotating shaft 22, one end of the front face and one end of the back face of the first rotating device 2 are fixedly connected with the fastening screws 3 through two guide wheel side vertical plates 5 respectively, a tooth groove 16 is arranged on the outer surface of the guide wheel 1, an anti-skid gasket 4 is arranged on the front face of a front guide wheel side vertical plate 5, an anti-skid gasket 4 is arranged on the back face of a rear guide wheel side

vertical plate

5, 4 inner walls of anti-skidding gasket and fastening screw 3's surface overlap joint, because of being provided with tooth's socket 16 for the difficult roll-off track of track on guiding wheel 1 surface has improved this guiding wheel 1's suitability, because of being provided with anti-skidding gasket 4, make fastening screw 3 can be tightly connect with first pivot 22, the condition of slippage is difficult for appearing, make the upper surface of two guiding wheel side riser 5 and the bottom fixed connection of same second rotary device 6.

The second rotating device 6 is connected at the bottom end of the connecting rod 7 in a clamping manner, the second rotating device 6 comprises a second bearing 62, the second bearing 62 is connected at the bottom ends of the four connecting rods 7 and the oil cylinder 13 in a clamping manner, a second rotating shaft 61 is sleeved in the second bearing 62, the bottom end of the second rotating shaft 61 is fixedly connected with the upper surfaces of the two guide wheel side vertical plates 5, the guide wheels 1 can freely change directions due to the arrangement of the second rotating shaft 61 and the second bearing 62, so that the guide wheels can adapt to rotation at different angles and are not easy to block, due to the arrangement of the connecting rods 7 and the sliding rods 11, when the spring 14 contracts, the limiting discs 12 are not easy to misplace, so that the oil cylinder 13 is not easy to be broken due to inclination or dislocation, the number of the connecting rods 7 is four, the top ends of the four connecting rods 7 are respectively provided with through holes 8, the top ends of the oil cylinder 13 are communicated with the lower surface of the oil injection valve 15 through the limiting discs 12, and the outer surface of the oil injection valve 15 is provided with an adjusting gear, because of being provided with oiling valve 15 for the staff can be through to 15 oiling of oiling valve or take out oil, thereby adjust the length of hydro-cylinder 13, improved this guide wheel 1's suitability, because of being provided with adjusting gear, make the oil in the hydro-cylinder 13 be difficult for spilling, spout 9 has all been seted up to the left and right sides face of through-hole 8 inner wall.

Sliding connection has slider 10 in the spout 9, the opposite face of two sliders 10 respectively with the left and right sides face fixed connection of slide bar 11, the last fixed surface of second rotary device 6 is connected with hydro-cylinder 13, spring 14 has been cup jointed to the surface of hydro-cylinder 13, the both ends of spring 14 respectively with the upper surface of second rotary device 6 and the lower fixed surface of spacing dish 12 be connected, because of being provided with spring 14, make this leading wheel 1 be difficult for leading to leading wheel 1 to take place to damage because of the pressure of top is great, the top of four slide bars 11 is connected with the lower fixed surface of same spacing dish 12.

The working principle of the utility model is as follows:

s1, when the guiding wheel device is used, a worker only needs to connect the guiding wheel 1 to a rack through a tensioning device, then clamp the tensioning crawler belt into the tooth grooves 16, then adjust the tightness of the tensioning crawler belt, and then the guiding wheel 1 can rotate;

s2, when the upper part of the guide wheel 1 is extruded and moves downwards, the spring 14 contracts slowly, and then the limiting disc 12 resets rapidly under the action of the elastic force of the spring 14, so that the pressure on the guide wheel 1 is reduced, and when the length of the oil cylinder 13 needs to be adjusted, oil is only needed to be added into or taken out of the oil cylinder 13;

s3, when the guide wheel 1 is extruded to move downwards, the slide block 10 will slide in the slide groove 9, at this time, the slide rod 11 will move downwards rapidly in the through hole 8, then the limit disc 12 will reset under the action of the spring 14, when the worker needs to detach the guide wheel 1, only two fastening screws 3 need to be rotated reversely at the same time.

In the description of the present invention, it should be noted that, unless explicitly fixed or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a difficult guiding wheel for engineering machine tool that drops, includes guiding wheel (1), its characterized in that: a first rotating device (2) is arranged in the guide wheel (1), one end of the front surface and one end of the back surface of the first rotating device (2) are respectively and fixedly connected with a fastening screw (3) through two guide wheel side vertical plates (5), and the upper surfaces of the two guide wheel side vertical plates (5) are fixedly connected with the bottom end of the same second rotating device (6);

the second rotating devices (6) are clamped at the bottom ends of the connecting rods (7), the number of the connecting rods (7) is four, through holes (8) are formed in the top ends of the four connecting rods (7), and sliding grooves (9) are formed in the left side surface and the right side surface of the inner wall of each through hole (8);

the sliding device is characterized in that sliding blocks (10) are connected in the sliding groove (9) in a sliding mode, the opposite surfaces of the sliding blocks (10) are fixedly connected with the left side surface and the right side surface of each sliding rod (11), and the top ends of the sliding rods (11) are fixedly connected with the lower surface of the same limiting disc (12).

2. The guide wheel for construction machinery, which is not liable to fall off as claimed in claim 1, wherein: the upper surface of the second rotating device (6) is fixedly connected with an oil cylinder (13), the outer surface of the oil cylinder (13) is sleeved with a spring (14), and two ends of the spring (14) are fixedly connected with the upper surface of the second rotating device (6) and the lower surface of the limiting disc (12) respectively.

3. The guide wheel for a construction machine, which is not liable to fall off as claimed in claim 2, wherein: the top end of the oil cylinder (13) is communicated with the lower surface of the oil filling valve (15) through a limiting disc (12), and an adjusting gear is arranged on the outer surface of the oil filling valve (15).

4. The guide wheel for construction machinery, which is not liable to fall off as claimed in claim 1, wherein: the outer surface of the guide wheel (1) is provided with a tooth groove (16), the front surface of the guide wheel side vertical plate (5) positioned in front is provided with an anti-skid gasket (4), the back surface of the guide wheel side vertical plate (5) positioned in rear is provided with the anti-skid gasket (4), and the inner wall of the anti-skid gasket (4) is in lap joint with the outer surface of the fastening screw (3).

5. The guide wheel for construction machinery, which is not liable to fall off as claimed in claim 1, wherein: first rotary device (2) include first bearing (21), first bearing (21) joint is in guide wheel (1), first pivot (22) have been cup jointed in first bearing (21), the positive one end of first pivot (22) and the one end at the back respectively with the one end threaded connection of two fastening screw (3) opposite faces.

6. The guide wheel for construction machinery, which is not liable to fall off as claimed in claim 1, wherein: the second rotating device (6) comprises a second bearing (62), the second bearing (62) is connected to the bottom ends of the four connecting rods (7) and the oil cylinder (13) in a clamped mode, a second rotating shaft (61) is sleeved in the second bearing (62), and the bottom end of the second rotating shaft (61) is fixedly connected with the upper surfaces of the two guide wheel side vertical plates (5).