CN114655651B - Slope lifting traction control device suitable for offset printing workshop trailer - Google Patents
Slope lifting traction control device suitable for offset printing workshop trailer Download PDFInfo
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- CN114655651B CN114655651B CN202210548787.XA CN202210548787A CN114655651B CN 114655651 B CN114655651 B CN 114655651B CN 202210548787 A CN202210548787 A CN 202210548787A CN 114655651 B CN114655651 B CN 114655651B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
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Abstract
The invention provides a slope lifting traction control device suitable for a trailer in an offset printing workshop. The slope lifting traction control device suitable for the offset printing workshop trailer comprises a U-shaped suspension part, wherein the U-shaped suspension part is suspended on a specially-made I-shaped steel track, two opposite inner side walls of the U-shaped suspension part are respectively and rotatably connected with two rollers capable of rolling on the specially-made I-shaped steel track, the U-shaped suspension part comprises a bottom plate, side plates and reinforcing plates, the two sides of the bottom plate are respectively and fixedly provided with the two side plates, the reinforcing plates are fixedly connected between the two side plates positioned on the same side of the bottom plate and fixedly connected with the bottom plate, one bottom plate, four side plates and the two reinforcing plates are integrally formed, the two groups of rollers are positioned above the bottom plate and are respectively and rotatably connected with the four side plates, and U-shaped sliding grooves are formed in the bottom plate and the two reinforcing plates; a buffering aid; a brake member. The slope lifting traction control device suitable for the offset printing workshop trailer has the advantages of good buffering effect, slope slide prevention and high safety.
Description
Technical Field
The invention relates to a traction control device, in particular to a slope lifting traction control device suitable for a trailer in an offset printing workshop.
Background
Offset printing is a link in the production line process of a printing factory, paper boxes need to be frequently conveyed in an offset printing workshop, a trailer is used in the offset printing workshop due to the fact that the paper boxes are heavy, the trailer is hung on a special I-shaped steel rail through a hanging part, the trailer is pulled by a traction device to enable the trailer to move along the special I-shaped steel rail to convey heavy objects, the condition that the trailer brakes suddenly due to equipment problems occurs in the daily use process, the suddenly-braked trailer shakes severely when the traction device is abnormal and the brake is not pulled any more, and particularly when the trailer brakes suddenly in the ascending process or continues ascending after braking, the phenomenon that the trailer slides on a slope occurs, and certain potential safety hazards exist.
Therefore, there is a need to provide a new slope traction control device suitable for a trailer in an offset printing workshop to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides the slope lifting traction control device which has a good buffering effect, avoids landslide and is high in safety and suitable for the trailer of the offset printing workshop.
The invention provides a slope lifting traction control device suitable for a trailer of an offset printing workshop, which comprises: the U-shaped suspension part is suspended on a specially-made I-steel track, two opposite inner side walls of the U-shaped suspension part are respectively and rotatably connected with two rollers capable of rolling on the specially-made I-steel track, the U-shaped suspension part comprises a bottom plate, side plates and reinforcing plates, the two side plates are respectively and fixedly installed on the two sides of the bottom plate, the reinforcing plate is fixedly connected between the two side plates positioned on the same side of the bottom plate, the reinforcing plate is fixedly connected with the bottom plate, one bottom plate, the four side plates and the two reinforcing plates are integrally formed, the two groups of rollers are respectively positioned above the bottom plate and are respectively and rotatably connected with the four side plates, and the U-shaped sliding groove is formed in the bottom plate and the two reinforcing plates; the buffering auxiliary part for buffering the trailer is arranged on a U-shaped suspension part and fixed at the top end of the trailer, the buffering auxiliary part comprises a U-shaped sliding plate, the U-shaped suspension part is provided with a U-shaped sliding groove, the U-shaped sliding groove is positioned between two groups of rollers, the U-shaped sliding plate is connected to the U-shaped sliding groove in a sliding manner, the U-shaped sliding plate is also elastically connected with the U-shaped suspension part through an elastic part, the bottom of the U-shaped suspension part is provided with a connecting through groove, the bottom of the U-shaped sliding plate is fixedly connected with the top end of the trailer, the joint of the U-shaped sliding plate and the top end of the trailer is positioned in the connecting through groove, the elastic part comprises sliding cavities, through holes, sliding blocks, springs and sliding rods, the two reinforcing plates are respectively provided with two symmetrically arranged sliding cavities, through holes communicated with the two sliding cavities are respectively arranged on the opposite inner walls of the U-shaped sliding grooves on the two reinforcing plates, and sliding blocks are connected with the sliding blocks in a sliding mode, the spring is positioned in the sliding cavity, two ends of the spring are respectively fixedly connected with the side wall of the sliding block and the inner wall of one end of the sliding cavity, which is far away from the through opening, of the sliding cavity, two groups of sliding rods are fixedly connected to two sides of the U-shaped sliding plate, and one end, which is far away from the U-shaped sliding plate, of each sliding rod penetrates through the corresponding through opening and is fixedly connected with the sliding block, and the sliding rod extends to the corresponding inside of the sliding cavity; the braking part is used for performing auxiliary braking on the hanging trolley and is arranged on the U-shaped sliding plate.
Preferably, the rubber sleeve is fixedly sleeved outside the two groups of rollers.
Preferably, the two opposite inner side walls of the U-shaped sliding plate are fixedly connected with a protruding block, and the two protruding blocks are close to the upper end of the U-shaped sliding plate and integrally formed with the U-shaped sliding plate.
Preferably, the U-shaped sliding plate is fixedly provided with a braking part on the side wall of the side close to the outer side, the braking part comprises a brake and a braking pressing plate, the brake for controlling the braking pressing plate to stretch and retract is fixedly provided on the side wall of the side close to the outer side of the U-shaped sliding plate, and the two telescopic braking pressing plates are respectively arranged on the side wall of the side opposite to the two convex blocks.
Preferably, the side walls of the two opposite sides of the two convex blocks are provided with grooves, and the two telescopic braking pressing plates are respectively positioned in the two grooves and are in sliding connection with the two grooves.
Preferably, the U-shaped sliding plate is in clearance fit with the U-shaped sliding groove, and the sliding rod is in clearance fit with the through opening.
Preferably, a plurality of rolling grooves are formed in the side wall of the upper side and the side wall of the lower side of the U-shaped sliding plate, balls are connected in the rolling grooves in a rolling mode, and the balls located on the upper side and the lower side of the U-shaped sliding plate are connected with the upper inner wall and the lower inner wall of the U-shaped sliding groove in a rolling mode respectively.
Preferably, the U-shaped sliding plate is in rail clearance fit with the specially-made I-steel.
Compared with the prior art, the slope lifting traction control device suitable for the offset printing workshop trailer has the following beneficial effects:
1. the U-shaped suspension part is dragged through the traction equipment, so that the trailer is driven to move along the special I-shaped steel rail, when the trailer suddenly stops in the process of ascending the slope, the braking part performs auxiliary braking on the trailer, then the impact force generated by the sudden braking of the trailer is relieved through the elastic part, and when the trailer continuously ascends the slope, the braking part stops braking the trailer under the condition that the traction equipment has enough traction force on the trailer, so that the traction equipment can continuously drag the trailer to ascend the slope without the phenomenon of locomotive landslide, and the use safety of the trailer is improved;
2. according to the invention, the U-shaped sliding plate and the U-shaped sliding groove are arranged in a clearance fit manner, the sliding rod and the through opening are arranged in a clearance fit manner, and the U-shaped sliding plate and the specially-made I-shaped steel are in a track clearance fit; the U-shaped sliding plate is prevented from directly contacting with the special I-steel rail when the hanging trailer runs as much as possible, so that the U-shaped sliding plate is prevented from generating friction with the special I-steel rail to bring extra traction force to the movement of the hanging trailer, and the traction movement of the hanging trailer is facilitated;
3. according to the invention, the sliding connection between the U-shaped sliding plate and the U-shaped sliding groove is changed into the rolling connection by arranging the balls and the rolling grooves, and the friction force generated by rolling friction is smaller than the friction force generated by sliding friction, so that the buffering effect of the trailer is improved;
4. according to the invention, the two opposite inner side walls of the U-shaped sliding plate are fixedly connected with the lugs which are integrally formed with the U-shaped sliding plate, and the lugs can be clamped on the special I-steel track, so that when a U-shaped suspension part has suspension deviation, the U-shaped sliding plate and the lugs which are integrally formed suspend the trailer, and the safety of the trailer is improved.
Drawings
FIG. 1 is a schematic structural diagram of a slope traction control device suitable for a trailer of an offset workshop provided by the invention when braking members are not activated;
FIG. 2 is a schematic structural diagram of the slope traction control device suitable for the offset workshop trailer provided by the invention when a braking member is activated;
FIG. 3 is a schematic structural diagram of a hill-start traction control device suitable for a trailer of an offset printing workshop according to the present invention, when a braking member is not closed before the trailer starts to ascend an incline;
FIG. 4 is a schematic view of a U-shaped suspension member according to the present invention;
FIG. 5 is a cross-sectional view of a U-shaped suspension member according to the present invention;
FIG. 6 is a schematic view of the structure of the buffering auxiliary member according to the present invention;
FIG. 7 is a schematic view of the structure of FIG. 6 at A in accordance with the present invention;
fig. 8 is a partial structural view of the elastic member of the present invention.
Reference numbers in the figures: 1. a U-shaped suspension member; 11. a roller; 111. a rubber sleeve; 12. a base plate; 13. a side plate; 14. a reinforcing plate; 2. a buffering aid; 21. a U-shaped chute; 22. a U-shaped slide plate; 221. rolling a groove; 222. a ball bearing; 23. a bump; 24. an elastic member; 241. a slide chamber; 242. a port; 243. a slider; 244. a spring; 245. a slide bar; 3. a stopper; 31. a brake; 32. a groove; 33. and (5) braking the pressure plate.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1 to 8, fig. 1 is a schematic structural diagram of a hill-hold traction control device for a trailer in an offset printing shop according to the present invention when a braking member is not activated; FIG. 2 is a schematic structural diagram of a hill-start traction control device suitable for a trailer of an offset printing shop according to the present invention when a braking member is activated; FIG. 3 is a schematic structural diagram of a hill-start traction control device suitable for a trailer of an offset printing workshop according to the present invention, when a braking member is not closed before the trailer starts to ascend an incline; FIG. 4 is a schematic view of a U-shaped suspension member according to the present invention; FIG. 5 is a cross-sectional view of a U-shaped suspension member according to the present invention; FIG. 6 is a schematic view of the structure of the buffering auxiliary member according to the present invention; FIG. 7 is a schematic view of the structure of FIG. 6 at A in accordance with the present invention; fig. 8 is a partial structural view of the elastic member of the present invention. The method comprises the following steps: u-shaped suspension member 1, roller 11, rubber sleeve 111, buffering auxiliary member 2 and braking member 3.
In the specific implementation process, as shown in fig. 1 to 8, the U-shaped suspension member 1 is suspended on a special i-shaped steel rail, and two rollers 11 capable of rolling on the special i-shaped steel rail are rotatably connected to two opposite inner side walls of the U-shaped suspension member 1; the buffer auxiliary part 2 is used for buffering the trailer, the buffer auxiliary part 2 is arranged on the U-shaped suspension part 1 and is fixed at the top end of the trailer, the buffer auxiliary part 2 comprises a U-shaped sliding plate 22, the U-shaped suspension part 1 is provided with a U-shaped sliding groove 21, the U-shaped sliding groove 21 is positioned between the two groups of rollers 11, the U-shaped sliding plate 22 is connected onto the U-shaped sliding groove 21 in a sliding mode, the U-shaped sliding plate 22 is also elastically connected with the U-shaped suspension part 1 through an elastic part 24, the bottom of the U-shaped suspension part 1 is provided with a connecting through groove, the bottom of the U-shaped sliding plate 22 is fixedly connected with the top end of the trailer, and the connecting part of the U-shaped sliding plate 22 and the top end of the trailer is positioned in the connecting through groove; the braking part 3, the braking part 3 for carrying out auxiliary braking on the trailer is arranged on the U-shaped sliding plate 22.
It should be noted that: in the using process of the device, a U-shaped suspension part 1 is suspended on a specially-made I-steel track, the bottom of a U-shaped sliding plate 22 is fixedly connected with the top of a hanging vehicle, the U-shaped suspension part 1 is dragged by a traction device, a roller 11 rolls along the specially-made I-steel track, so that the U-shaped suspension part 1 moves on the specially-made I-steel track, when the hanging vehicle stops ascending along the specially-made I-steel track, a braking part 3 can connect the U-shaped sliding plate 22 with the specially-made I-steel track, so that the auxiliary braking of the hanging vehicle is completed, meanwhile, an elastic part 24 plays a buffer role for the hanging vehicle to slow down the impact force generated by the sudden braking of the hanging vehicle, when the hanging vehicle braked in the ascending process continues ascending along the specially-made I-steel track, the traction device can drag the U-shaped suspension part 1, and the hanging vehicle still does not move under the braking of the braking part 3, therefore, the elastic part 24 is compressed and stretched, and the braking part 3 stops braking the trailer under the condition that the traction equipment has enough traction force, so that the traction equipment can continuously pull the trailer to ascend the slope without the phenomenon of locomotive landslide, and the use safety of the trailer is improved.
Referring to fig. 4, the U-shaped suspension member 1 includes a bottom plate 12, side plates 13 and a reinforcing plate 14, two side plates 13 are fixedly mounted on both sides of the bottom plate 12, the reinforcing plate 14 is fixedly connected between the two side plates 13 on the same side of the bottom plate 12, the reinforcing plate 14 is fixedly connected to the bottom plate 12, one bottom plate 12, four side plates 13 and two reinforcing plates 14 are integrally formed, two sets of rollers 11 are located above the bottom plate 12 and rotatably connected to the four side plates 13, respectively, and the U-shaped sliding groove 21 is formed in the bottom plate 12 and the two reinforcing plates 14.
It should be noted that: the U-shaped suspension part 1 consists of a bottom plate 12, four side plates 13 and two reinforcing plates 14, the U-shaped suspension part 1 is suspended by rolling on a special I-shaped steel rail through a roller 11, and the integrally formed U-shaped suspension part 1 has high integral strength and long service life.
Referring to fig. 5, rubber sleeves 111 are fixedly sleeved outside the two groups of rollers 11; the rubber sleeve 111 is fixedly sleeved outside the roller 11, so that noise pollution caused by rolling of the steel roller 11 on a special I-shaped steel track is reduced.
Referring to fig. 4, 5, 6 and 8, the elastic member 24 includes a sliding cavity 241, a through hole 242, a slider 243, a spring 244 and two sliding rods 245, two sets of sliding cavities 241 symmetrically disposed are disposed inside the two reinforcing plates 14, the through holes 242 communicated with the two sets of sliding cavities 241 are disposed on the inner walls opposite to the U-shaped sliding grooves 21 on the two reinforcing plates 14, the sliding cavity 241 is slidably connected with the slider 243, the spring 244 is disposed inside the sliding cavity 241 and is fixedly connected with the side wall of the slider 243 and the inner wall of one end of the sliding cavity 241, which is far away from the through hole 242, at the two ends, the two sets of sliding rods 245 are fixedly connected to the two sides of the U-shaped sliding plate 22, and one end of each sliding rod 245, which is far away from the U-shaped sliding plate 22, penetrates through the corresponding through hole 242 and is fixedly connected with the slider 243, which is extended into the corresponding sliding cavity 241.
It should be noted that: one end of a sliding rod 245 is fixedly connected with the U-shaped sliding plate 22, and the other end of the sliding rod 245 is inserted into the sliding cavity 241 from the through hole 242 and is fixedly connected with a sliding block 243, when the U-shaped sliding plate 22 slides on the U-shaped sliding groove 21, the sliding rod 245 on one side of the U-shaped sliding plate 22 is driven to extrude the spring 244, the sliding rod 245 on the other side of the U-shaped sliding plate 22 is driven to stretch the corresponding spring 244, the trailer is buffered through the elastic restoring force of the spring 244, and the trailer is matched with sudden braking of the trailer on a special I-shaped steel rail for buffering, and traction force storage is carried out when the trailer continues to pull the trailer to continue to ascend uphill along the special I-shaped steel rail.
Referring to fig. 6, a protrusion 23 is fixedly connected to each of two opposite inner sidewalls of the U-shaped sliding plate 22, and the two protrusions 23 are close to the upper end of the U-shaped sliding plate 22 and are integrally formed with the U-shaped sliding plate 22.
It should be noted that: the convex block 23 can be clamped on a special I-shaped steel rail, so that when the U-shaped suspension part 1 has suspension deviation, the suspension vehicle is suspended through the integrally formed U-shaped sliding plate 22 and the convex block 23, and the safety of the suspension vehicle is improved.
Referring to fig. 2, a braking member 3 is fixedly mounted on each of two side walls of the U-shaped sliding plate 22 close to the outer side, the braking member 3 includes a brake 31 (the brake 31 is an ER74 type brake, this brake is the prior art, and the internal electrical structure is not described), and a braking pressure plate 33, the brakes 31 for controlling the expansion and contraction of the braking pressure plate 33 are fixedly mounted on each of the two side walls of the U-shaped sliding plate 22 close to the outer side, and the two telescopic braking pressure plates 33 are respectively mounted at the side walls of one side opposite to the two protrusions 23.
It should be noted that: when the braking member 3 is used for braking the trailer, the brake 31 controls the brake pressure plate 33 on the bump 23 to be close to and abut against the specially-made I-steel to serve as a track, so that auxiliary braking of the trailer is completed, and braking safety of the trailer is improved.
Referring to fig. 6, a groove 32 is formed on a side wall of each of the two opposite protrusions 23, and two retractable braking pressing plates 33 are respectively located inside the two grooves 32 and slidably connected thereto.
It should be noted that: when the brake pressing plate 33 does not perform auxiliary braking on the trailer, the brake pressing plate 33 is located inside the groove 32 and does not contact with the special I-steel as a rail, when the trailer performs auxiliary braking, the brake pressing plate 33 can move out of the groove 32 to abut against the special I-steel as the rail, so that auxiliary braking is performed on the trailer, and the brake pressing plate 33 is arranged in the groove 32 formed in the projection 23, so that the brake pressing plate 33 does not contact with the special I-steel as the rail when the trailer moves, abrasion caused by the fact that the brake pressing plate 33 contacts with the special I-steel as the rail is avoided, and the service life of the brake part 3 is prolonged.
The U-shaped sliding plate 22 and the U-shaped sliding groove 21 are arranged in a clearance fit mode, and the sliding rod 245 and the through hole 242 are arranged in a clearance fit mode; the U-shaped sliding plate 22 and the U-shaped suspension member 1 can move within a small range, so as to prevent the sliding rod 245 from abutting against the inner wall of the through hole 242 to generate a large friction force to affect the buffering of the suspension vehicle.
Referring to fig. 7, a plurality of rolling grooves 221 are formed in the upper side wall and the lower side wall of the U-shaped sliding plate 22, and balls 222 are connected to the plurality of rolling grooves 221 in a rolling manner, and the balls 222 located on the upper side and the lower side of the U-shaped sliding plate 22 are respectively connected to the upper inner wall and the lower inner wall of the U-shaped sliding groove 21 in a rolling manner.
It should be noted that: the sliding connection between the U-shaped sliding plate 22 and the U-shaped sliding groove 21 is changed into rolling connection, and the friction force generated by rolling friction is smaller than that generated by sliding friction, so that the buffering effect of the trailer is improved.
Wherein, the U-shaped sliding plate 22 is in clearance fit with the special I-shaped steel rail; the U-shaped sliding plate 22 is not in direct contact with the special I-steel rail when the trailer runs as much as possible, so that the U-shaped sliding plate 22 is prevented from generating friction with the special I-steel rail to bring extra traction force to the movement of the trailer, and the traction movement of the trailer is facilitated.
The working principle provided by the invention is as follows: the U-shaped suspension part 1 is hung on a special I-steel track, the bottom of a U-shaped sliding plate 22 is fixedly connected with the top end of a suspension vehicle, the U-shaped suspension part 1 is dragged by a traction device, a roller 11 rolls along the special I-steel track, so that the U-shaped suspension part 1 moves on the special I-steel track, when the suspension vehicle stops ascending along the special I-steel track, a brake part 3 is started, a brake 31 controls a brake pressure plate 33 to move out from a groove 32 to abut against the special I-steel track, so as to perform auxiliary braking on the suspension vehicle, after the traction device stops dragging and the suspension vehicle brakes, the suspension vehicle moves backwards or forwards for a short time, the U-shaped sliding plate 22 slides on a U-shaped sliding groove 21, a sliding rod 245 on one side of the U-shaped sliding plate 22 is driven to extrude a spring 244, and a sliding rod 245 on the other side of the U-shaped sliding plate 22 is driven to stretch a corresponding spring 244, the trailer is buffered through the elastic restoring force of the spring 244 so as to relieve the impact force generated by sudden braking of the trailer, when the braked trailer continues to ascend along a special I-shaped steel rail in the process of ascending, the traction equipment can drag the U-shaped suspension part 1, the trailer still does not move under the braking of the braking part 3 so as to compress and stretch the elastic part 24, and the braking part 3 stops braking the trailer under the condition that the traction equipment has enough traction force, so that the traction equipment can continue to drag the trailer to ascend without the phenomenon of locomotive landslide; when the U-shaped suspension part 1 has suspension deviation, the lug 23 on the U-shaped sliding plate 22 can be clamped on a special I-shaped steel rail to suspend the trailer, so that the safety of the trailer is improved.
The circuits and controls involved in the present invention are prior art and are not overly cumbersome here.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a slope plays traction control device suitable for offset printing workshop hangs trailer which characterized in that includes:
the U-shaped suspension part (1) is suspended on a special I-shaped steel track, two opposite inner side walls of the U-shaped suspension part (1) are rotatably connected with two rollers (11) capable of rolling on the special I-shaped steel track, the U-shaped suspension part (1) comprises a bottom plate (12), side plates (13) and reinforcing plates (14), two side plates (13) are fixedly mounted on two sides of the bottom plate (12), the reinforcing plates (14) are fixedly connected between the two side plates (13) positioned on the same side of the bottom plate (12), the reinforcing plates (14) are fixedly connected with the bottom plate (12), one bottom plate (12), four side plates (13) and two reinforcing plates (14) are integrally formed, and two groups of rollers (11) are positioned above the bottom plate (12) and are respectively and rotatably connected with the four side plates (13);
the buffer auxiliary part (2) is used for installing the buffer auxiliary part (2) for buffering the trailer on a U-shaped suspension part (1) and fixing the buffer auxiliary part on the top end of the trailer, the buffer auxiliary part (2) comprises a U-shaped sliding plate (22), a U-shaped sliding groove (21) is formed in the U-shaped suspension part (1), the U-shaped sliding groove (21) is located between two groups of rollers (11), the U-shaped sliding groove (21) is formed in a bottom plate (12) and two reinforcing plates (14), the U-shaped sliding plate (22) is connected to the U-shaped sliding groove (21) in a sliding mode, the U-shaped sliding plate (22) is further elastically connected with the U-shaped suspension part (1) through an elastic part (24), a connecting through groove is formed in the bottom of the U-shaped suspension part (1), the bottom of the U-shaped sliding plate (22) is fixedly connected with the top end of the trailer, and the connecting position of the U-shaped sliding plate (22) and the top end of the trailer is located inside the connecting through groove, the elastic part (24) comprises two sliding cavities (241), a through hole (242), a sliding block (243), a spring (244) and a sliding rod (245), two groups of sliding cavities (241) which are symmetrically arranged are arranged in the two reinforcing plates (14), and the inner walls opposite to the U-shaped chutes (21) on the two reinforcing plates (14) are respectively provided with a through hole (242) communicated with the two groups of sliding cavities (241), the sliding cavities (241) are internally connected with sliding blocks (243) in a sliding way, and the spring (244) is positioned in the sliding cavity (241), and two ends of the spring are respectively fixedly connected with the side wall of the sliding block (243) and the inner wall of one end of the sliding cavity (241) far away from the through hole (242), two sides of the U-shaped sliding plate (22) are fixedly connected with two groups of sliding rods (245), one end of the sliding rod (245) far away from the U-shaped sliding plate (22) penetrates through the corresponding through hole (242) and is fixedly connected with the sliding block (243) which extends to the inside of the corresponding sliding cavity (241);
the braking part (3) is used for performing auxiliary braking on the trailer, and the braking part (3) is arranged on the U-shaped sliding plate (22).
2. The uphill traction control device suitable for a blanket shop tractor as claimed in claim 1, wherein a rubber sleeve (111) is fixedly sleeved on the outer part of each of the two sets of rollers (11).
3. The uphill traction control device for a blanket shop tractor according to claim 1, wherein a protrusion (23) is fixedly connected to each of two opposite inner side walls of the U-shaped sliding plate (22), and the two protrusions (23) are close to the upper end of the U-shaped sliding plate (22) and are integrally formed with the U-shaped sliding plate (22).
4. The slope traction control device suitable for the offset printing workshop trailer according to claim 3, wherein a braking member (3) is fixedly mounted on each of two side walls of the U-shaped sliding plate (22) close to the outer side, the braking member (3) comprises a brake (31) and a brake pressing plate (33), the brakes (31) for controlling the brake pressing plates (33) to stretch and retract are fixedly mounted on each of the two side walls of the U-shaped sliding plate (22) close to the outer side, and the two telescopic brake pressing plates (33) are respectively mounted at one side wall opposite to the two convex blocks (23).
5. The slope traction control device suitable for the offset workshop trailer according to claim 4, wherein the two lugs (23) are provided with a groove (32) on the side wall at the opposite side, and two retractable brake pressure plates (33) are respectively positioned in the two grooves (32) and are in sliding connection with the grooves.
6. The uphill traction control device for a tractor used in a offset printing shop according to claim 1, wherein the U-shaped slide plate (22) is arranged in a clearance fit with the U-shaped chute (21), and the slide bar (245) is arranged in a clearance fit with the through opening (242).
7. The slope traction control device suitable for the offset printing workshop trailer according to claim 1, wherein a plurality of rolling grooves (221) are formed in the upper side wall and the lower side wall of the U-shaped sliding plate (22) in an arrayed mode, balls (222) are connected in the rolling grooves (221), and the balls (222) located on the upper side and the lower side of the U-shaped sliding plate (22) are connected with the upper inner wall and the lower inner wall of the U-shaped sliding groove (21) in a rolling mode respectively.
8. The uphill traction control device for a tractor used in an offset printing shop according to claim 1, wherein the U-shaped slider (22) is in rail clearance fit with a special i-steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210548787.XA CN114655651B (en) | 2022-05-20 | 2022-05-20 | Slope lifting traction control device suitable for offset printing workshop trailer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210548787.XA CN114655651B (en) | 2022-05-20 | 2022-05-20 | Slope lifting traction control device suitable for offset printing workshop trailer |
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| CN114655651A CN114655651A (en) | 2022-06-24 |
| CN114655651B true CN114655651B (en) | 2022-09-20 |
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| CN113003410A (en) * | 2019-12-19 | 2021-06-22 | 华电重工股份有限公司 | Crossing type vibration-proof high-speed shore bridge |
| CN111232848A (en) * | 2020-03-18 | 2020-06-05 | 厦门大力神机械工业有限公司 | Gantry crane anti-collision device |
| CN112110340A (en) * | 2020-09-30 | 2020-12-22 | 徐州立人单轨运输装备有限公司 | Single track hangs emergency brake device |
| CN113788403A (en) * | 2021-09-03 | 2021-12-14 | 内蒙古上海庙矿业有限责任公司 | Monorail crane braking method |
| CN216711394U (en) * | 2021-09-27 | 2022-06-10 | 常德金煜机械有限公司 | Buffer device for gantry crane |
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| CN114655651A (en) | 2022-06-24 |
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