CN215826855U - Slotted hole guide rail type crawler-type chassis and tunneling and anchoring integrated machine - Google Patents
Slotted hole guide rail type crawler-type chassis and tunneling and anchoring integrated machine Download PDFInfo
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- CN215826855U CN215826855U CN202121994731.4U CN202121994731U CN215826855U CN 215826855 U CN215826855 U CN 215826855U CN 202121994731 U CN202121994731 U CN 202121994731U CN 215826855 U CN215826855 U CN 215826855U
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- crawler
- single guide
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Abstract
The utility model provides a slotted hole guide rail type crawler chassis and driving and anchoring integrated machine which comprises two crawler frames, wherein a middle frame is arranged at the rear ends of the two crawler frames, an undercut oil cylinder is arranged in an inner cavity of the middle frame, the two crawler frames are a left crawler frame and a right crawler frame respectively, a left suspension is arranged at the front end of the left crawler frame, a right suspension is arranged at the front end of the right crawler frame, a conveying sliding block is arranged between the two suspensions, a single guide rail is arranged between the conveying sliding block and the middle frame, a sliding rack is slidably sleeved on a rail of the single guide rail, and the undercut oil cylinder drives the sliding rack to slide back and forth along the single guide rail. The left and right crawler frames, the middle frame and the single guide rail form a stable box-type structure, stress at the joint of the crawler frames and the front-end suspension is not concentrated any more, and cutting load is uniformly transmitted to the crawler frames to the ground; the single guide rail with the solid long circular hole-shaped section reserves a space for connecting the left track frame and the right track frame, and the condition that the sliding rack cannot slide due to the fact that the two tracks are not parallel because of the deformation of the suspension is avoided.
Description
Technical Field
The utility model belongs to the field of tunneling and anchoring equipment, and particularly relates to a slotted hole guide rail type crawler chassis and a tunneling and anchoring all-in-one machine.
Background
The structure of a chassis assembly of a tunneling and anchoring all-in-one machine in the industry at present is shown in figure 1:
the rear end of a left track frame 7, the rear end of a right track frame 1 and the front end of an intermediate frame 6 are connected into a Y shape, the front ends of the two track frames are not connected together to form a cantilever fork structure, the front end of the left track frame 7 is a left suspension 9, the front end of the right track frame 1 is a right suspension 3, a conveying slide block 10 is clamped in the middle of the left suspension and the right suspension, the conveying slide block 10 slides up and down in the tracks of the left suspension and the right suspension, two slide rails (a left cylindrical slide rail 11 and a right cylindrical slide rail 12) are connected between the track frames at the rear ends of the suspensions in an overlapping manner, the front ends of the left track frame and the right track frame cannot be connected due to the blockage of the two slide rails, a cutting arm shakes violently during cutting, the slide rails transmit huge cutting vibration to the suspension, the joints of the suspension and the track frames bear huge vibration stress, and are deformed due to long-term fatigue damage, so that the two track frames cannot slide on the tracks, the suspension is deformed or even broken due to long-term damage and stress concentration, so that the guide rails are not parallel, the sliding rack cannot slide in the slide ways, and the machine cannot work normally.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a slotted hole guide rail type crawler chassis and a tunneling and anchoring all-in-one machine, which aim to overcome the technical defects.
In order to solve the technical problems, the utility model provides a slotted hole guide rail type crawler chassis which comprises two crawler frames which are parallel to each other and are arranged oppositely, wherein the rear ends of the two crawler frames are provided with a middle frame, an internal cavity of the middle frame is provided with a cutting oil cylinder, the two crawler frames are respectively a left crawler frame and a right crawler frame, the front end of the left crawler frame is provided with a left suspension, the front end of the right crawler frame is provided with a right suspension, and a conveying slide block is arranged between the left suspension and the right suspension, and the slotted hole guide rail type crawler chassis is characterized in that:
a single guide rail parallel to any crawler frame is arranged between the conveying sliding block and the middle frame, a sliding rack is sleeved on a track of the single guide rail in a sliding manner, a piston rod end of the undercutting oil cylinder is connected to the rear end of the sliding rack, and the undercutting oil cylinder drives the sliding rack to slide back and forth along the single guide rail;
wherein the rear end of the single guide rail is connected to the front end of the intermediate frame.
Preferably, the cross section of the single guide rail along the width direction is in a solid long round hole shape, the front end surface of the single guide rail is cut along the length direction of the rail to form a spigot, and the spigot comprises two vertical surfaces which are parallel to each other and a horizontal surface which connects the two vertical surfaces.
Furthermore, the rear end of the single guide rail is fixedly connected with a frame through which a piston rod end of the undercutting oil cylinder passes in a reciprocating mode, and the frame is detachably mounted on the front end face of the middle frame.
Furthermore, a limiting block used for limiting the sliding-out of the sliding rack is arranged in a space formed by the right track frame, the spigot of the single guide rail, the left track frame and the conveying slide block which are sequentially surrounded, the limiting block is in an I-shaped symmetrical structure and comprises a first rod part, a left square plate and a right square plate, the left square plate and the right square plate are positioned at two end parts of the first rod part, the left square plate is fixedly connected to the inner side surface of the left track frame, and the right square plate is fixedly connected to the inner side surface of the right track frame;
the rod body of the first rod part is provided with a step for matching, lapping and embedding the spigot;
the spigot of the single guide rail is fixedly connected with the step of the first rod part through a bolt.
Furthermore, the sliding rack comprises two wing plates which have the same structure and are arranged oppositely in parallel, a base is fixedly clamped between the two wing plates, a hollow long round hole is formed in the lower surface of the base, and a solid single guide rail in the shape of the long round hole is sleeved in the hollow long round hole in a sliding mode.
The utility model also provides a tunneling and anchoring integrated machine which at least comprises the slotted hole guide rail type crawler-type chassis.
The utility model has the following beneficial effects:
(1) the left and right crawler frames, the middle frame and the single guide rail form a stable box-type structure, stress at the joint of the crawler frames and the front-end suspension is not concentrated any more, and cutting load is uniformly transmitted to the crawler frames to the ground;
(2) the solid long round hole-shaped single guide rail reserves a space for the connection of the left track frame and the right track frame, so that the condition that the sliding rack cannot slide due to the unparallel of the two tracks caused by the deformation of the suspension does not occur;
(3) the single guide rail in the shape of the solid long round hole is flat, so that the ground clearance of the whole machine is improved, and the trafficability characteristic is better.
In order to make the aforementioned and other objects of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is a schematic view of a chassis assembly of a prior driving and anchoring integrated machine.
Fig. 2 is a schematic view of an oblong hole guide tracked undercarriage.
Fig. 3 is an assembly schematic of an oblong hole guide tracked undercarriage.
Fig. 4 is an exploded schematic view of an oblong hole guide tracked undercarriage.
Fig. 5 is a top view of an oblong hole guide tracked undercarriage.
Fig. 6 is a sectional view a-a of fig. 5.
Fig. 7 is a schematic structural view of the skid steer carriage.
Fig. 8 is a schematic view of a single rail configuration.
Fig. 9 is a schematic structural diagram of the stopper.
Description of reference numerals:
1. a right track frame;
2. a slipping frame; 201. a wing plate; 202. a base; 203. a hollow oblong hole;
3. a right suspension;
4. a limiting block; 401. a first rod portion; 402. a left square plate; 403. a right square plate; 404. a step;
5. a single guide rail; 501. stopping the opening; 502. a vertical plane; 503. a frame;
6. a middle frame;
7. a left track frame;
8. a slotting oil cylinder;
9. a left suspension;
10. a conveying slide block;
11. a left cylindrical slide rail;
12. right cylinder slide rail.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
In the present invention, the upper, lower, left, and right in the drawings are regarded as the upper, lower, left, and right of the oblong hole guide rail type crawler chassis described in this specification.
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the utility model. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
First embodiment
The embodiment relates to a slotted hole guide rail type crawler chassis which comprises two crawler frames which are parallel to each other and are arranged oppositely, as shown in fig. 2, a middle frame 6 is arranged at the rear ends of the two crawler frames, a cut-out oil cylinder 8 is arranged in an inner cavity of the middle frame 6, the two crawler frames are a left crawler frame 7 and a right crawler frame 1 respectively, a left suspension 9 is arranged at the front end of the left crawler frame 7, a right suspension 3 is arranged at the front end of the right crawler frame 1, and a conveying slide block 10 is arranged between the left suspension 9 and the right suspension 3.
As shown in fig. 2, a single guide rail 5 parallel to any one of the track frames is arranged between the conveying slider 10 and the intermediate frame 6, referring to fig. 3, a sliding frame 2 is slidably sleeved on a track of the single guide rail 5, a piston rod end of the undercutting cylinder 8 is connected to the rear end of the sliding frame 2, the undercutting cylinder 8 drives the sliding frame 2 to slide back and forth along the single guide rail 5, wherein the rear end of the single guide rail 5 is connected to the front end of the intermediate frame 6.
The left suspension 9 is welded on the left track frame 7, the right suspension 3 is welded on the right track frame 1, and the chute of the conveying slide block 10 ascends and descends in the tracks of the left suspension 9 and the right suspension 3, which belongs to the conventional technology in the field and will not be described in detail here.
Referring to fig. 2, the position of the vehicle head is used as the front end, and the position of the vehicle tail is used as the rear end.
In practical application, the sliding frame 2 is used for installing a cutting arm, and the specific working principle is as follows:
the cutting oil cylinder 8 is started, and the piston rod extends out to drive the sliding rack 2 to slide on the single guide rail 5 in a reciprocating manner, so that the cutting arm on the sliding rack 2 is driven to move back and forth.
Specifically, a piston rod lug of the cutting oil cylinder 8 is connected to the sliding rack 2, and an oil cylinder lug of the cutting oil cylinder 8 is connected to the middle frame 6.
The existing chassis of the excavator and anchor machine is two parallel sliding rails as shown in fig. 1, but the crawler-type chassis of the embodiment is only provided with 1 guide rail as shown in fig. 2, and the single guide rail 5 is in a middle position, namely, the two crawler frames are symmetrically arranged relative to the single guide rail 5, so that the chassis does not incline and deflect during movement, the track deformation caused by stress concentration is avoided, and the problem that the sliding rack cannot slide due to vibration stress concentration and double-track deformation is solved.
Referring to fig. 8, single guide rail 5 is solid long circular hole shape along width direction's cross-section, its preceding terminal surface forms tang 501 along the cutting of track length direction, tang 501 includes two vertical faces 502 that are parallel to each other, and the horizontal plane of two vertical faces of connection, its effect is the overlap joint on stopper 4, stopper 4 rigid coupling in left and right track frame, and then ensure that single guide rail 5 can not take place relative displacement, make the frame 2 that slides on single guide rail 5 centre all the time, can not incline and deflect, can not lead to the track to warp because of stress concentration.
As shown in fig. 3 or fig. 4, a limiting block 4 for limiting the sliding out of the sliding rack 2 is arranged in a space formed by surrounding the right track frame 1, the spigot 501 of the single guide rail 5, the left track frame 7 and the conveying slider 10 in sequence, and the limiting block 4 is an i-shaped symmetrical structure, as shown in fig. 9, and includes a first rod portion 401, and a left plate 402 and a right plate 403 which are located at two end portions of the first rod portion 401, wherein the left plate 402 is fixedly connected to the inner side surface of the left track frame 7, and the right plate 403 is fixedly connected to the inner side surface of the right track frame 1.
The two square plates have the effects that firstly, the contact area between the limiting block 4 and the crawler frame is increased, and a stable structure is formed; on the other hand, more bolts can be arranged on the square plate, so that the connection is firmer. In addition, each square plate is also provided with a seam allowance, and the left square plate 402 or the right square plate 403 is overlapped on the boss of the corresponding track frame through the seam allowance to form a stable assembly structure.
As shown in fig. 9, the rod body of the first rod part 401 is provided with a step 404 for the spigot 501 to fit, lap and embed;
as shown in fig. 3, the spigot 501 of the single rail 5 is fixed to the step 404 of the first rod 401 by a bolt, that is, the front end of the single rail 5 is fixed to the stopper 4, and the rear end of the single rail 5 is fixed to the front end of the intermediate frame 6, so that even if the sliding frame 2 slides back and forth along the single rail 5, the single rail 5 does not tilt.
The front ends of the left and right crawler frames are connected through the limiting block 4, the rear ends of the left and right crawler frames are connected with the middle frame 6, so that the chassis forms a stable box-type structure, the box-type structure is firmly connected, the stress at the joint of the crawler frames and the front-end suspension frame is not concentrated, and the cutting load can be uniformly transmitted to the crawler frames to the ground.
The limiting block 4 is used for limiting the limit position of the sliding rack 2, namely, the sliding rack 2 can only slide to the position of the limiting block 4 at most and then stop when sliding forwards.
As shown in fig. 6, the monorail 5 is separated from the ground, is not in contact with the ground, and has a flat shape, so that the ground clearance of the entire machine can be increased, and the trafficability is improved.
Referring to fig. 3, 4 and 8, a frame 503 for a piston rod end of the undercutting cylinder 8 to pass through in a reciprocating manner is fixedly connected to the rear end of the single guide rail 5, the frame 503 is detachably mounted on the front end face of the intermediate frame 6, the shape of the frame 503 is similar to that of a door frame (matching with the shape of the front end face of the intermediate frame 6), and the frame has two functions, namely, a piston rod of the undercutting cylinder 8 passes through the frame and has a guiding and limiting function; the second function is to facilitate the arrangement of bolts, and more bolt holes can be formed along the frame 503 and fixed to the front end surface of the middle frame 6 by bolts.
Referring to fig. 7, the sliding frame 2 includes two wing plates 201 with the same structure and arranged in parallel and opposite, a base 202 is fixedly clamped between the two wing plates 201, a hollow oblong hole 203 is arranged on the lower surface of the base 202, and a single guide rail 5 with a solid oblong hole-shaped cross section is slidably sleeved in the hollow oblong hole 203.
The wing plate 201 is used for installing the cutting arm and lifting the oil cylinder of the cutting arm.
And the piston rod end ear ring of the cut oil cylinder 8 is connected with the sliding rack 2 through a pin shaft, the cut oil cylinder 8 drives the hollow oblong hole 203 to slide back and forth along the single guide rail 5, the cut oil cylinder slides forwards to the limiting block 4 and stops, and the cut oil cylinder slides backwards to the frame 503 and stops.
Second embodiment
The utility model also protects the tunneling and anchoring integrated machine which at least comprises the slotted hole guide rail type crawler-type chassis.
Referring to fig. 3 and 5, the slotted hole guide rail type crawler chassis comprises two crawler frames which are parallel to each other and are arranged oppositely, a middle frame 6 is arranged at the rear ends of the two crawler frames, a cut-out oil cylinder 8 is arranged in an inner cavity of the middle frame 6, the two crawler frames are a left crawler frame 7 and a right crawler frame 1 respectively, a left suspension 9 is arranged at the front end of the left crawler frame 7, a right suspension 3 is arranged at the front end of the right crawler frame 1, and a conveying slide block 10 is arranged between the left suspension 9 and the right suspension 3.
A single guide rail 5 parallel to any crawler frame is arranged between the conveying sliding block 10 and the middle frame 6, a sliding rack 2 is sleeved on a track of the single guide rail 5 in a sliding mode, a piston rod end of the undercutting oil cylinder 8 is connected to the rear end of the sliding rack 2, and the undercutting oil cylinder 8 drives the sliding rack 2 to slide back and forth along the single guide rail 5.
Wherein the rear end of the monorail 5 is connected to the front end of the intermediate frame 6.
The cross section of the single guide rail 5 along the width direction is in a solid long round hole shape, the front end surface of the single guide rail is cut along the length direction of the rail to form a spigot 501, and the spigot 501 comprises two vertical surfaces 502 which are parallel to each other and a horizontal surface which connects the two vertical surfaces.
The rear end of the single guide rail 5 is fixedly connected with a frame 503 for the reciprocating penetration of the piston rod end of the undercutting oil cylinder 8, and the frame 503 is detachably arranged on the front end surface of the middle frame 6.
The limiting block 4 used for limiting the sliding-out of the sliding rack 2 is arranged in a space formed by sequentially surrounding the right crawler frame 1, the spigot 501 of the single guide rail 5, the left crawler frame 7 and the conveying slider 10, the limiting block 4 is of an I-shaped symmetrical structure and comprises a first rod part 401, a left plate 402 and a right plate 403 which are located at two end parts of the first rod part 401, wherein the left plate 402 is fixedly connected to the inner side surface of the left crawler frame 7, and the right plate 403 is fixedly connected to the inner side surface of the right crawler frame 1.
The rod body of the first rod part 401 is provided with a step 404 for matching, overlapping and embedding the spigot 501.
The spigot 501 of the single rail 5 is fixed to the step 404 of the first rod 401 by a bolt.
The sliding frame 2 comprises two wing plates 201 which are identical in structure and are arranged oppositely in parallel, a base 202 is fixedly clamped between the two wing plates 201, a hollow long round hole 203 is formed in the lower surface of the base 202, and a solid single guide rail 5 in the shape of the long round hole is sleeved in the hollow long round hole 203 in a sliding mode.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the utility model, and that various changes in form and details may be made therein without departing from the spirit and scope of the utility model in practice.
Claims (6)
1. A slotted hole guide rail type crawler-type chassis is characterized in that: comprises two crawler frames which are parallel and opposite to each other, a middle frame (6) is arranged at the rear ends of the two crawler frames, a cut oil cylinder (8) is arranged in the inner cavity of the middle frame (6), the two crawler frames are respectively a left crawler frame (7) and a right crawler frame (1), a left suspension (9) is arranged at the front end of the left track frame (7), a right suspension (3) is arranged at the front end of the right track frame (1), a conveying slide block (10) is arranged between the left suspension (9) and the right suspension (3), a single guide rail (5) parallel to any crawler frame is arranged between the conveying sliding block (10) and the middle frame (6), a sliding rack (2) is sleeved on a track of the single guide rail (5) in a sliding way, the piston rod end of the undercutting oil cylinder (8) is connected with the rear end of the sliding rack (2), the cutting oil cylinder (8) drives the sliding rack (2) to slide back and forth along the single guide rail (5);
wherein the rear end of the single guide rail (5) is connected with the front end of the middle frame (6).
2. The oblong hole guide tracked undercarriage of claim 1, wherein: the cross section of the single guide rail (5) along the width direction is in a solid long circular hole shape, the front end surface of the single guide rail is cut along the length direction of the rail to form a spigot (501), and the spigot (501) comprises two vertical surfaces (502) which are parallel to each other and a horizontal surface for connecting the two vertical surfaces.
3. The oblong hole guide track type tracked undercarriage of claim 2, wherein: the rear end of the single guide rail (5) is fixedly connected with a frame (503) through which a piston rod end of the undercutting oil cylinder (8) passes in a reciprocating mode, and the frame (503) is detachably mounted on the front end face of the middle frame (6).
4. The long-circular-hole guide-rail-type crawler chassis according to claim 2 or 3, wherein: a limiting block (4) used for limiting the sliding-out of the sliding rack (2) is arranged in a space formed by sequentially surrounding a right crawler frame (1), a spigot (501) of a single guide rail (5), a left crawler frame (7) and a conveying slider (10), the limiting block (4) is of an I-shaped symmetrical structure and comprises a first rod part (401), a left square plate (402) and a right square plate (403) which are positioned at two end parts of the first rod part (401), wherein the left square plate (402) is fixedly connected to the inner side surface of the left crawler frame (7), and the right square plate (403) is fixedly connected to the inner side surface of the right crawler frame (1);
a rod body of the first rod part (401) is provided with a step (404) for matching, lapping and embedding the spigot (501);
the spigot (501) of the single guide rail (5) is fixedly connected to the step (404) of the first rod part (401) through a bolt.
5. The oblong hole guide track type tracked undercarriage of claim 2, wherein: the sliding rack (2) comprises two wing plates (201) which are identical in structure, parallel and opposite to each other, a base (202) is fixedly clamped between the two wing plates (201), a hollow long round hole (203) is formed in the lower surface of the base (202), and the solid long round hole-shaped single guide rail (5) is slidably sleeved in the hollow long round hole (203).
6. A tunneling and anchoring integrated machine is characterized in that: it comprises at least an oblong hole guide tracked undercarriage as claimed in any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121994731.4U CN215826855U (en) | 2021-08-23 | 2021-08-23 | Slotted hole guide rail type crawler-type chassis and tunneling and anchoring integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121994731.4U CN215826855U (en) | 2021-08-23 | 2021-08-23 | Slotted hole guide rail type crawler-type chassis and tunneling and anchoring integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215826855U true CN215826855U (en) | 2022-02-15 |
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ID=80196639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121994731.4U Active CN215826855U (en) | 2021-08-23 | 2021-08-23 | Slotted hole guide rail type crawler-type chassis and tunneling and anchoring integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215826855U (en) |
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2021
- 2021-08-23 CN CN202121994731.4U patent/CN215826855U/en active Active
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Address after: 037002 East Hebao Village, Xicun Township, Xinrong District, Datong City, Shanxi Province Patentee after: Weishi Heavy Industry Co.,Ltd. Address before: 030000 Economic Development Zone, Xinrong District, Datong City, Shanxi Province Patentee before: DATONG ZHONGKE WEISHI MINING TECHNOLOGY Co.,Ltd. |