CN109826907B - Vibration damping support device for cab of hanging truck - Google Patents
Vibration damping support device for cab of hanging truck Download PDFInfo
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- CN109826907B CN109826907B CN201910194094.3A CN201910194094A CN109826907B CN 109826907 B CN109826907 B CN 109826907B CN 201910194094 A CN201910194094 A CN 201910194094A CN 109826907 B CN109826907 B CN 109826907B
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Abstract
The invention discloses a vibration reduction supporting device for hanging a truck cab, which relates to the technical field of conveying hanger manufacturing, and comprises a base arranged on a hoisting supporting frame, wherein a mounting plate is arranged on the base, a supporting block is arranged on the mounting plate, a reset spring is arranged between the base and the mounting plate, the base comprises an upper plate and a lower plate, the upper plate is provided with a limiting hole and a mounting hole, the lower plate is provided with an observation hole and a welded circular tube, the other end of the circular tube is welded on the mounting hole, the circular tube is internally provided with the reset spring, a reinforcing plate is welded between the upper plate and the lower plate, the mounting plate is provided with an upper screw hole, a lower screw hole and a limiting screw hole, the lower screw hole is connected with a guide rod penetrating in; the supporting block is provided with a step hole corresponding to the upper screw hole, and a screw is arranged in the step hole and screwed tightly on the upper screw hole; the invention solves the problem of deformation of the seam allowance of the door frame caused by vibration and unbalance loading in the process of hanging and conveying a cab on a production line.
Description
Technical Field
The invention relates to the technical field of conveying sling manufacturing, in particular to a vibration reduction supporting device for a hanging truck cab conveying line.
Background
In the automobile production assembling process, transport the in-process of the station to the chassis attaches together from the driver's cabin partial shipment station with the truck driver's cabin, need accomplish the handling operation of truck driver's cabin through hoist device, in order to prevent that truck driver's cabin door frame tang atress from concentrating and causing local deformation and paint damage to influence the appearance quality, the driver's cabin hoist device of the current domestic main engine factory generally adopts soft materials to wrap up with the effect face of driver's cabin contact, like cotton flannel, rubber and plastic cotton, wool felt etc., some main engine factories also adopt the mode of installing the polyurethane piece on fixed davit to carry out the driver's cabin and hang. The existing cab of the hanging truck has the following problems: 1. the lifting conveying of the cab is carried out in a mode that the supporting surface of the lifting device is wrapped by a soft material, and the supporting surface is not stably limited in the cab, so that the lifting conveying device cannot be used for long-distance conveying, and the cab has risks of tipping and slipping when the conveying speed is too high; 2. the supporting mode that the polyurethane block is installed on the suspension arm is adopted, so that the problem of cab limiting is solved to a certain extent, but the damage of the polyurethane cushion block is aggravated by cab vibration and left-right swinging during conveying, and even the seam allowance of a cab door frame is deformed; 3. the shift in the centre of gravity of the cab, together with the forward and backward swinging during transport, is unavoidable with the risk of cab rollover.
Disclosure of Invention
In order to solve the technical problems, the invention provides a vibration reduction supporting device for hanging a truck cab, which can effectively disperse the concentrated acting force of a cab hoisting device on a cab hoisting point, can stably support the cab, and solves the problem of deformation of a door frame seam allowance caused by vibration and unbalance loading in the process of hoisting and conveying the cab on a production line.
The technical scheme adopted by the invention is as follows: the vibration reduction supporting device for the cab of the hanging truck comprises a base arranged on a hoisting supporting frame, wherein a mounting plate is arranged on the base, a supporting block is arranged on the mounting plate, and a return spring is arranged between the base and the mounting plate.
In the above technical solution, a more specific technical solution is: the hoisting support frame comprises two hoisting pipes and two support plates, the support plates are vertically welded on the hoisting pipes, an L-shaped reinforcing plate is welded between the hoisting pipes and the support plates, and a reinforcing beam is welded between the two hoisting pipes.
Further: the base comprises a lower plate and an upper plate which are arranged on two supporting plates, a limiting hole is formed in the middle of the upper plate, four mounting holes are uniformly distributed around the limiting hole, an observation hole with the size larger than that of the limiting hole is formed in the middle of the lower plate, four circular tubes are uniformly distributed and welded around the observation hole, the other ends of the circular tubes are welded on the mounting holes, and reset springs are arranged in the four circular tubes; a limiting screw hole is formed in the middle of the mounting plate, four upper screw holes and four lower screw holes are uniformly distributed on the periphery of the limiting screw hole, the four lower screw holes are all connected with a guide rod penetrating in the reset spring, a limiting rod is connected to the limiting screw hole, one end of the limiting rod penetrates through the limiting hole and is screwed with a nut, an upward outer vertical plate and an upward inner vertical plate are respectively arranged at two ends of the mounting plate, and downward limiting plates are respectively arranged at the other two ends of the mounting plate; the supporting block is provided with a step hole corresponding to the upper screw hole, a screw rod is arranged in the step hole and screwed tightly on the upper screw hole, and one end of the supporting block is also provided with a clamping part matched with the inner vertical plate.
Further: and a reinforcing plate is welded between the upper plate and the lower plate.
Further: the inner vertical plate is provided with three side screw holes, the clamping part is provided with a countersunk hole corresponding to the side screw holes, and a screw is arranged in the countersunk hole and screwed tightly on the side screw holes.
Further: the supporting block is a polyurethane cushion block, and the Brinell hardness of the polyurethane cushion block is 76 HB-82 HB.
Further: the top surface of the polyurethane cushion block is also provided with a chute forming an angle A with the horizontal line, and the angle A is 78-88 degrees.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects: 1. the whole cab is limited through a spigot of a cab door frame of a hanging truck, the hanging is stable, and the cab is supported in a damping manner by adopting a specially-shaped polyurethane cushion block, so that the support block is not easy to damage, can be recycled for a long time, and is not damaged; 2. the vibration reduction supporting device for the cab of the hanging truck has the advantages of simple structure, low requirements on processing and manufacturing precision, low manufacturing and using cost due to the fact that the main structural part is a welding part; 3. the adaptability is strong, various cab supporting requirements such as light, medium and heavy trucks can be met, only the polyurethane cushion block needs to be replaced without changing the main structure if a new vehicle type needs to be added subsequently, and the adaptability modification period is short; 4. the device is suitable for in-plant hanging and conveying of the cab through a single-rail self-propelled trolley (EMS), so that hanging and conveying of the cab are achieved, and the problems of tipping and deformation of a door frame seam allowance in the conveying process of the cab are reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a sectional view of fig. 1.
Figure 3 is a cross-sectional view of the lifting support frame.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a cross-sectional view of the base.
Fig. 6 is a top view of fig. 5.
Fig. 7 is a cross-sectional view of the mounting plate.
Fig. 8 is a top view of fig. 7.
FIG. 9 is a cross-sectional view of the support block.
Fig. 10 is a top view of fig. 9.
Fig. 11 is a schematic diagram of the operation of the present invention.
Detailed Description
The invention will be further described in detail with reference to the following examples of the drawings:
the vibration damping support device of the cab 9 of the hanging truck shown in fig. 1 to 10 comprises a base 7 arranged on a hoisting support frame 1, a mounting plate 3 is arranged on the base 7, a supporting block 2 is arranged on the mounting plate 3, and a return spring 4 is arranged between the base 7 and the mounting plate 3; the hoisting support frame 1 comprises two hoisting pipes 1-1 and two support plates 1-2, the support plates 1-2 are vertically welded on the hoisting pipes 1-1, L-shaped reinforcing plates 1-3 are welded between the hoisting pipes 1-1 and the support plates 1-2, and reinforcing beams 1-4 are welded between the two hoisting pipes 1-1; the base 7 comprises a lower plate 7-1 and an upper plate 7-2 which are arranged on two supporting plates 1-2, a limiting hole 7-2-1 is formed in the middle of the upper plate 7-2, four mounting holes 7-3 are uniformly distributed around the limiting hole 7-2-1, an observation hole 7-1-1 with the size larger than that of the limiting hole 7-2-1 is formed in the middle of the lower plate 7-1, four circular tubes 7-5 are uniformly distributed and welded around the observation hole 7-1-1, the other ends of the circular tubes 7-5 are welded on the mounting holes 7-3, and reset springs 4 are arranged in the four circular tubes 7-5; a limiting screw hole 3-4 is formed in the middle of the mounting plate 3, four upper screw holes 3-5 and four lower screw holes 3-3 are uniformly distributed around the limiting screw hole 3-4, the four lower screw holes 3-3 are all connected with a guide rod 5 penetrating in the reset spring 4, a limiting rod 6 is connected on the limiting screw hole 3-4, one end of the limiting rod 6 penetrates through a limiting hole 7-2-1 and is screwed with a nut, an upward outer vertical plate 3-1 and an inner vertical plate 3-2 are respectively arranged at two ends of the mounting plate 3, and a downward limiting plate 8 is arranged at the other two ends of the mounting plate 3; the supporting block 2 is provided with a step hole 2-2 corresponding to the upper screw hole 3-5, a screw is arranged in the step hole 2-2 and screwed up to the upper screw hole 3-5, and one end of the supporting block 2 is also provided with a clamping part 2-3 matched with the inner vertical plate 3-2; a reinforcing plate 7-4 is welded between the upper plate 7-2 and the lower plate 7-1; three side screw holes 3-2-1 are formed in the inner vertical plate 3-2, the clamping part 2-3 is provided with a counter bore 2-3 corresponding to the side screw holes 3-2-1, and a screw is arranged in the counter bore 2-3 and is screwed in the side screw holes 3-2-1; the supporting block 2 is a polyurethane cushion block, and the Brinell hardness of the polyurethane cushion block is 76 HB-82 HB; the top surface of the polyurethane cushion block is also provided with a chute 2-1 at an angle a to the horizontal, in this example, 88 degrees.
When the cab is used, when the cab 9 is hung statically, the door frame spigot of the cab 9 is clamped into the chute 2-1 on the polyurethane cushion block, and all gravity is decomposed to the four return springs 4 through force transmission; when the cab 9 is changed from static to accelerated motion along the vertical direction of the hoisting device, the return spring 4 can adaptively change the compression stroke according to the motion direction and the acceleration so as to provide corresponding supporting force and realize the buffering and damping effects; when the cab 9 swings forwards, the compression amount of the two return springs 4 in front of the base 7 is increased, meanwhile, the reaction force of the return springs 4 on the mounting plate 3 is also increased, similarly, the compression amount of the two return springs 4 behind the base 7 is reduced, the reaction force of the two return springs 4 on the mounting plate 3 is also reduced, the cab 9 is driven to move towards the balance direction by the resultant force of the four return springs 4 on the whole mounting plate 3, the swing amount of the cab 9 is reduced, and similarly, the cab 9 can be driven to be balanced by the principle of the backward swing and the left-right swing of the cab 9, and the damping effect is achieved; the friction force between the polyurethane cushion block and the cab 9 can be effectively increased by adjusting and controlling the hardness of the polyurethane cushion block, the cab 9 is prevented from moving horizontally back and forth, meanwhile, the inclined groove 2-1 is formed in the polyurethane cushion block, when the cab 9 moves back and forth, the pressing force of the side face of the inclined groove 2-1 on the edge of the door frame spigot of the cab 9 is increased, the friction force is further increased to prevent the cab 9 from moving, and if the cab 9 moves back and forth together with the mounting plate 3, the limiting plate 8 on the mounting plate 3 is forced to perform mechanical limiting, as shown in fig. 11.
Claims (5)
1. The utility model provides a vibration damping strutting arrangement of hanging truck driver's cabin which characterized in that: the device comprises a base arranged on a hoisting support frame, wherein a mounting plate is arranged on the base, a supporting block is arranged on the mounting plate, and a return spring is arranged between the base and the mounting plate; the hoisting support frame comprises two hoisting pipes and two support plates, the support plates are vertically welded on the hoisting pipes, an L-shaped reinforcing plate is welded between the hoisting pipes and the support plates, and a reinforcing beam is welded between the two hoisting pipes; the base comprises a lower plate and an upper plate which are arranged on two supporting plates, a limiting hole is formed in the middle of the upper plate, four mounting holes are uniformly distributed around the limiting hole, an observation hole with the size larger than that of the limiting hole is formed in the middle of the lower plate, four circular tubes are uniformly distributed and welded around the observation hole, the other ends of the circular tubes are welded on the mounting holes, and reset springs are arranged in the four circular tubes; a limiting screw hole is formed in the middle of the mounting plate, four upper screw holes and four lower screw holes are uniformly distributed on the periphery of the limiting screw hole, the four lower screw holes are all connected with a guide rod penetrating in the reset spring, a limiting rod is connected to the limiting screw hole, one end of the limiting rod penetrates through the limiting hole and is screwed with a nut, an upward outer vertical plate and an upward inner vertical plate are respectively arranged at two ends of the mounting plate, and downward limiting plates are respectively arranged at the other two ends of the mounting plate; the supporting block is provided with a step hole corresponding to the upper screw hole, a screw rod is arranged in the step hole and screwed tightly on the upper screw hole, and one end of the supporting block is also provided with a clamping part matched with the inner vertical plate.
2. The pickup truck cab vibration damping support assembly as set forth in claim 1, wherein: and a reinforcing plate is welded between the upper plate and the lower plate.
3. The pickup truck cab vibration damping support assembly as set forth in claim 2, wherein: the inner vertical plate is provided with three side screw holes, the clamping part is provided with a countersunk hole corresponding to the side screw holes, and a screw is arranged in the countersunk hole and screwed tightly on the side screw holes.
4. The pickup truck cab vibration damping support as claimed in claim 3, wherein: the supporting block is a polyurethane cushion block, and the Brinell hardness of the polyurethane cushion block is 76 HB-82 HB.
5. The pickup truck cab vibration damping support as claimed in claim 4, wherein: the top surface of the polyurethane cushion block is also provided with a chute forming an angle A with the horizontal line, and the angle A is 78-88 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910194094.3A CN109826907B (en) | 2019-03-14 | 2019-03-14 | Vibration damping support device for cab of hanging truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910194094.3A CN109826907B (en) | 2019-03-14 | 2019-03-14 | Vibration damping support device for cab of hanging truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109826907A CN109826907A (en) | 2019-05-31 |
| CN109826907B true CN109826907B (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910194094.3A Active CN109826907B (en) | 2019-03-14 | 2019-03-14 | Vibration damping support device for cab of hanging truck |
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| CN (1) | CN109826907B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4124272B1 (en) * | 2007-12-26 | 2008-07-23 | 株式会社日本起重機製作所 | Suspension tool for wide pallet truck for sintering machine |
| CN204507064U (en) * | 2015-04-02 | 2015-07-29 | 安徽江淮汽车股份有限公司 | A kind of truck cap assembly conveying suspender |
| CN206427916U (en) * | 2017-01-25 | 2017-08-22 | 安徽江淮汽车集团股份有限公司 | The suspender circulated for vehicle cab |
| CN108109642A (en) * | 2016-11-25 | 2018-06-01 | 陈苏佳 | A kind of boat recorder spring damper |
| CN108910683A (en) * | 2018-09-27 | 2018-11-30 | 安徽江淮汽车集团股份有限公司 | A kind of Automatic-clamping hanger structure |
| CN109378780A (en) * | 2018-11-08 | 2019-02-22 | 芜湖市越泽机器人科技有限公司 | A kind of computer communication engineering cable testing bridge of good damping effect |
| CN208593954U (en) * | 2018-05-21 | 2019-03-12 | 灵宝金源矿业股份有限公司 | A kind of asbestos shingle handling apparatus |
-
2019
- 2019-03-14 CN CN201910194094.3A patent/CN109826907B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4124272B1 (en) * | 2007-12-26 | 2008-07-23 | 株式会社日本起重機製作所 | Suspension tool for wide pallet truck for sintering machine |
| CN204507064U (en) * | 2015-04-02 | 2015-07-29 | 安徽江淮汽车股份有限公司 | A kind of truck cap assembly conveying suspender |
| CN108109642A (en) * | 2016-11-25 | 2018-06-01 | 陈苏佳 | A kind of boat recorder spring damper |
| CN206427916U (en) * | 2017-01-25 | 2017-08-22 | 安徽江淮汽车集团股份有限公司 | The suspender circulated for vehicle cab |
| CN208593954U (en) * | 2018-05-21 | 2019-03-12 | 灵宝金源矿业股份有限公司 | A kind of asbestos shingle handling apparatus |
| CN108910683A (en) * | 2018-09-27 | 2018-11-30 | 安徽江淮汽车集团股份有限公司 | A kind of Automatic-clamping hanger structure |
| CN109378780A (en) * | 2018-11-08 | 2019-02-22 | 芜湖市越泽机器人科技有限公司 | A kind of computer communication engineering cable testing bridge of good damping effect |
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| CN109826907A (en) | 2019-05-31 |
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