CN217869853U

CN217869853U - Traction mechanism of crawler-type slip form paver

Info

Publication number: CN217869853U
Application number: CN202221772111.0U
Authority: CN
Inventors: 孙建东; 秦志鹏; 孙素元; 汤沛
Original assignee: Yancheng Xinsuyuan Machinery Manufacturing Co ltd
Current assignee: Yancheng Xinsuyuan Machinery Manufacturing Co ltd
Priority date: 2022-07-10
Filing date: 2022-07-10
Publication date: 2022-11-22
Anticipated expiration: 2032-07-10

Abstract

The utility model discloses a traction mechanism of a crawler-type slip form paver, which comprises a pair of front traction arms, a pair of rear traction arms and two connecting plates, wherein the front traction arms and the rear traction arms are connected with the connecting plates, and the connecting plates are positioned between the front traction arms and the rear traction arms on the same side of the body of the crawler-type slip form paver; the two rear traction arms are fixedly connected with an ironing plate of the crawler-type slip form paver; the side of the connecting plate facing the rear traction arm is provided with a sliding groove, the sliding groove is matched with the end part of the rear traction arm facing the connecting plate, a wheel shaft of a fixed pulley is fixedly arranged above the sliding groove on the connecting plate, a connecting rope is wound on the fixed pulley, and two ends of the connecting rope are fixedly connected to the rear traction arm. The utility model discloses change the connected mode with the trailing arm backward, the adjustment becomes convenient fast, has improved the adjustment efficiency when the cross slope degree is spread to the difference.

Description

Traction mechanism of crawler-type slip form paver

Technical Field

The utility model relates to a crawler-type slipform paver drive mechanism.

Background

A curb is a monument provided between a road surface and another structure. Curb stones are generally required to be arranged between a separation zone and a road surface of an urban road and between a sidewalk and the road surface, and the curb stones are usually required to be arranged at the edge of a central separation zone of a highway, the right side edge of a traffic lane or the outer edge of a road shoulder. The kerbstone usually has two forms, one is ordinary concrete prefabrication, one is stone material processing, and the kerbstone of concrete prefabrication needs to adopt slipform paver to pave and forms. Patent publication No. CN 108374309A: a slip form paver with a rear mould mechanism relates to the field of road construction and comprises a host, wherein the rear side of the host is connected with a rear mould assembly, and the rear mould assembly comprises a rear frame, a spiral material distribution device, a material level control device, a vibrating device, a forming mould and two groups of side template devices; the rear frame is connected with the host computer, spiral distributing device, material level control device, vibrating device, vibrator, forming die arrange in proper order in the below of rear frame after by going to, material level control device and rear frame attach, spiral distributing device and vibrating device all are connected with material level control device, forming die and rear frame attach, and the vibrator is connected on forming die, and two sets of side form board devices are connected respectively in forming die's the left and right sides. Patent publication No. CN 204112192U: a slipform paver with a tractor consisting of a frame with a longitudinal member extending parallel to the working direction and a telescopic cross member extending transversely to the working direction for variable adjustment of the working width, wherein a ground-contacting unit is mounted at the end of the longitudinal member, wherein: the working device is attached to a machine frame which can be adjusted to different working widths, the machine frame comprising a base frame in which the cross members are telescopically supported, the mould device adjustable to a working width comprising at least one permanent mould part mounted in a permanent manner relative to the base frame, and at least one permanent outer mould part movable relative to the base frame, the at least one permanent outer mould part being permanently attached to one of the cross members and/or one of the longitudinal parts, and the outer mould part being movable together with the cross members and/or the longitudinal members when adjusting the working width of the machine frame. It is useless for the occasion that has the requirement of paving the slope. Patent publication No. CN 201990915U: a paver adjuster, a paver adjuster, comprising a first part connected between a first front trailing arm and a first rear trailing arm of a paver, and a second part connected between a second front trailing arm and a second rear trailing arm of a paver, wherein the first front trailing arm and the second front trailing arm are connected to a host of the paver, and the first rear trailing arm and the second rear trailing arm are connected to a screed of the paver, in particular at least one of the first part and the second part has connection locations which position its associated first rear trailing arm or second rear trailing arm at different heights, so that the screed is inclined relative to the host. However, the ironing board needs to be connected through different groups of threaded connecting holes so as to realize adjustment of the ironing board relative to the host machine in different inclinations and different inclination directions, so that the adjustment process is time-consuming and labor-consuming, and the project progress is delayed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide a crawler-type slipform paver drive mechanism, change the connected mode with the trailing arm backward, the adjustment becomes convenient fast, has improved the adjustment efficiency when the cross slope is spread to the difference.

In order to achieve the purpose, the technical scheme of the utility model is to design a traction mechanism of a crawler-type slip form paver, which comprises a pair of front traction arms, a pair of rear traction arms and two connecting plates, wherein the front traction arms and the rear traction arms are both connected with the connecting plates, and the connecting plates are positioned between the front traction arms and the rear traction arms on the same side of the body of the crawler-type slip form paver; the two rear traction arms are fixedly connected with an ironing plate of the crawler-type slip form paver;

one side of the connecting plate facing the rear traction arm is provided with a sliding chute, the sliding chute is matched with the end part of the rear traction arm facing the connecting plate, a wheel shaft of a fixed pulley is fixedly arranged above the sliding chute on the connecting plate, a connecting rope is wound on the fixed pulley, and two ends of the connecting rope are fixedly connected to the rear traction arm;

the connecting plate is also fixedly provided with two lead screw nut mechanisms which are respectively positioned above the rear traction arm and below the fixed pulley, a nut on each lead screw nut mechanism is fixedly provided with a sliding block, each sliding block is arranged on a guide rod in a sliding manner, two ends of each guide rod are respectively and fixedly connected to the top plate and the bottom plate, and the top plate and the bottom plate are fixedly connected to the connecting plate;

a speed reducing motor is fixedly arranged on the connecting plate, and an output shaft of the speed reducing motor is fixedly connected with a lead screw; threaded holes matched with the screw rods are formed in the top plate and the bottom plate; the guide rods are provided with two guide rods which are respectively positioned at two sides of the screw rod; the sliding block is fixedly connected with a pressing column. The connecting rope is a steel wire rope. After the arrangement, different heights of the left rear draft arm, the right rear draft arm and the left rear draft arm can be realized by adjusting the screw nut mechanism when the rear draft arm needs to be adjusted to adapt to different paving transverse slopes, so that different gradients and different inclination directions of the screed relative to the host are realized, the adjusting process is fast, and the efficiency is improved.

The further technical scheme is that the top plate and the bottom plate are arranged above the sliding groove, and the abutting column is located right above the rear traction arm.

The further technical scheme is that the traction mechanism of the crawler-type slip form paver also comprises a jack which is arranged in a matched mode. The jack is arranged in a matched mode, when the adjustment is needed, the jack is arranged under one of the rear traction arms to jack up, then one of the screw and nut mechanisms is driven, and the adjustment can be achieved through the self weight of the rear traction arm (the specific working principle is seen in a specific implementation part, and the jack is placed on the side and the screw and nut mechanism on the side needs to be correspondingly driven according to different adjustment conditions).

The further technical scheme is that one surface of the connecting plate facing the front traction arm is provided with a plurality of threaded holes, and the front traction arm is fixedly connected with the connecting plate through bolts.

The utility model has the advantages and the beneficial effects that: the change is with the connected mode of trailing arm backward, and the adjustment becomes quick convenient, has improved the adjustment efficiency when spreading the transverse gradient to different.

When the rear traction arm needs to be adjusted to adapt to different paving transverse gradients, different heights of the left rear traction arm, the right rear traction arm and the left rear traction arm can be realized by adjusting the screw rod nut mechanism, so that different gradients and different inclination directions of the screed relative to the host are realized, the adjusting process is fast, and the efficiency is improved.

The matched jack is arranged, when the adjustment is needed, the jack is arranged below one of the rear traction arms to jack up, and then one of the screw and nut mechanisms is driven, so that the adjustment can be realized by the self weight of the rear traction arm.

Drawings

FIG. 1 is a schematic view of a traction mechanism of a crawler-type slipform paver of the present invention;

FIG. 2 is a schematic view of FIG. 1 taken in the direction B;

FIG. 3 is an enlarged schematic view of a rear draft arm, web portion of FIG. 1;

FIG. 4 is a side view of the portion of the gearmotor of FIG. 3;

fig. 5 is a side view of fig. 3.

In the figure: 1. a front draft arm; 2. a rear draft arm; 3. a connecting plate; 4. a body; 5. a screed plate; 6. a chute; 7. a fixed pulley; 8. connecting ropes; 9. a lead screw nut mechanism; 10. a slider; 11. a guide bar; 12. a top plate; 13. a base plate; 14. a reduction motor; 15. a pressing column; 16. a jack.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 5, the utility model relates to a traction mechanism of a crawler-type slip form paver, which comprises a pair of front traction arms 1, a pair of rear traction arms 2 and two connecting plates 3, wherein the front traction arms 1 and the rear traction arms 2 are both connected with the connecting plates 3, and the connecting plates 3 are positioned between the front traction arms 1 and the rear traction arms 2 on the same side of a crawler-type slip form paver body 4; the two rear traction arms 2 are fixedly connected with an ironing plate 5 of the crawler-type slip form paver; one surface of the connecting plate 3 facing the rear traction arm 2 is provided with a chute 6, the chute 6 is matched with the end part of the rear traction arm 2 facing the connecting plate 3, a wheel shaft of a fixed pulley 7 is fixedly arranged on the connecting plate 3 above the chute 6, a connecting rope 8 is wound on the fixed pulley 7, and two ends of the connecting rope 8 are fixedly connected to the rear traction arm 2; two lead screw nut mechanisms 9 which are respectively positioned above the rear traction arm 2 and below the fixed pulley 7 are also fixedly arranged on the connecting plate 3, a sliding block 10 is fixedly arranged on a nut on the lead screw nut mechanism 9, the sliding block 10 is arranged on a guide rod 11 in a sliding manner, two ends of the guide rod 11 are respectively and fixedly connected to a top plate 12 and a bottom plate 13, and the top plate 12 and the bottom plate 13 are fixedly connected to the connecting plate 3; a speed reducing motor 14 is fixedly arranged on the connecting plate 3, and an output shaft of the speed reducing motor 14 is fixedly connected with a lead screw; threaded holes matched with the screw rods are formed in the top plate 12 and the bottom plate 13; the guide rods 11 are two and are respectively positioned at two sides of the screw rod; the sliding block 10 is fixedly connected with a pressing column 15. The top plate 12 and the bottom plate 13 are arranged above the chute 6, and the pressing column 15 is positioned right above the rear draft arm 2. The traction mechanism of the crawler-type slipform paver also comprises a jack 16 which is arranged in a matching way. One side of the connecting plate 3 facing the front traction arm 1 is provided with a plurality of threaded holes, and the front traction arm 1 is fixedly connected with the connecting plate 3 through bolts.

The working principle is as follows:

when the relative heights of the two rear traction arms need to be adjusted to change different paving transverse gradients, for example, the left rear traction arm is higher originally, when the left rear traction arm needs to be improved again, the jack is jacked on the left rear traction arm, then the speed reduction motor on the screw-nut mechanism above the right rear traction arm acts, so that the pressing column above the right rear traction arm moves downwards to press the right rear traction arm, and the left rear traction arm is jacked up by the jack at the moment, so that the right rear traction arm can be relatively labor-saving and rapid to adjust due to the self weight and the downward movement of the pressing column, and in order to continuously and rapidly adjust, a worker at the jack continuously jacks up to the left rear traction arm to reach the required height to stop the jack to continue jacking. And if the left rear traction arm is required to descend, the jack is jacked on the right rear traction arm, and then the speed reduction motor on the screw-nut mechanism above the left rear traction arm is driven to act, the process is similar to that of the prior art, and the description is omitted.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A traction mechanism of a crawler-type slip form paver is characterized by comprising a pair of front traction arms, a pair of rear traction arms and two connecting plates, wherein the front traction arms and the rear traction arms are connected with the connecting plates; the two rear traction arms are fixedly connected with an ironing plate of the crawler-type slip form paver;

a speed reducing motor is fixedly arranged on the connecting plate, and an output shaft of the speed reducing motor is fixedly connected with a lead screw; threaded holes matched with the screw rods are formed in the top plate and the bottom plate; the guide rods are provided with two guide rods which are respectively positioned at two sides of the screw rod; the sliding block is fixedly connected with a pressing column.

2. The traction mechanism of a crawler-type slipform paver of claim 1 wherein the top and bottom plates are disposed above the chute and the hold-down post is positioned directly above the rear draft arm.

3. The traction mechanism of a crawler-type sliding form paver of claim 2 characterized in that it further comprises a jack set in cooperation.

4. The traction mechanism of a crawler-type sliding form paver of claim 3 characterized in that one side of the connecting plate facing the front traction arm is provided with a plurality of threaded holes, and the front traction arm is fixedly connected with the connecting plate through bolts.