CN209922811U - Damping device for forklift - Google Patents
Damping device for forklift Download PDFInfo
- Publication number
- CN209922811U CN209922811U CN201920887310.8U CN201920887310U CN209922811U CN 209922811 U CN209922811 U CN 209922811U CN 201920887310 U CN201920887310 U CN 201920887310U CN 209922811 U CN209922811 U CN 209922811U
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- spring
- damping
- forklift
- cylinder body
- fork
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Abstract
The utility model discloses a damping device for fork truck, which comprises a carriage body, a wheel, the crane, the fork mount, strutting arrangement and damping device, damping device is including the first cylinder body and the second cylinder body that communicate each other, two first openings have been seted up to first cylinder body roof symmetry, the top symmetry is provided with spring fixed disk and inside is provided with first piston, two first damping axle tops link firmly with the fork mount, the middle part passes spring fixed disk and first opening in proper order, the bottom links firmly with first piston, first damping axle periphery cover is equipped with first spring, the second opening has been seted up to second cylinder body diapire, inside is provided with the second piston, second damping axle top links firmly with the second piston, the middle part passes the second opening, the bottom is passed through strutting arrangement and is connected with the driving motor mount pad. The utility model discloses can effectively reduce the vibrations that the fork mount produced when the transport to can prevent fork truck's wheel simultaneously and skid, simple structure, practicality are strong.
Description
Technical Field
The utility model relates to a fork truck technical field especially relates to a damping device for fork truck.
Background
Fork trucks are industrial handling vehicles, and refer to various wheeled handling vehicles that perform handling, stacking, and short-distance transport operations on piece pallet goods. It is commonly used for transportation of large warehouse goods, and is usually driven by an oil-burning engine or a battery. Technical parameters of the forklift are used for indicating the structural characteristics and the working performance of the forklift. The main technical parameters are as follows: rated load lifting capacity, load center distance, maximum lifting height, gantry inclination angle, maximum running speed, minimum turning radius, minimum ground clearance, wheelbase and the like.
The existing fork of the forklift does not have a damping function, when goods are placed on the fork, frequent and violent impact is often caused to the fork, so that the stress part of the forklift is abraded or deformed, the forklift is damaged when the stress part is serious, and the service life of the forklift is shortened. Moreover, after the fork is loaded with heavy goods, the driving wheel may not rub against the ground enough to slip, which affects the normal work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a damping device for fork truck solves fork truck's among the prior art fork fragile, life weak point, and very easily produces the problem that the wheel skidded after the fork is born.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model discloses a damping device for forklift, which comprises a forklift body, wheels, a lifting frame, a fork fixing frame, a supporting device and a damping device, wherein the wheels are arranged at the lower part of the forklift body, the lifting frame is arranged at the front part of the forklift body, the lifting frame is arranged on the lifting frame and can be lifted, the damping device comprises a first cylinder body and a second cylinder body which are mutually communicated, two second cylinder bodies are symmetrically arranged at the lower part of the first cylinder body, the top wall of the first cylinder body is symmetrically provided with two first openings, the upper part of the first cylinder body is symmetrically provided with a spring fixing disc, a first piston is arranged in the spring fixing disc, a first damping shaft is arranged in the first opening in a matching way, the top parts of the two first damping shafts are fixedly connected with the fork fixing frame, the middle parts of the two first damping shafts sequentially pass through the spring fixing disc and the first opening, the bottom parts of the spring fixing disc are fixedly connected with the first piston, a first spring is sleeved, the second opening has been seted up to second cylinder diapire, inside is provided with the second piston, the second damping axle is installed to the second opening fit in, second damping axle top with the second piston links firmly, the middle part passes second opening, bottom pass through strutting arrangement and driving motor mount pad are connected, install driving motor in the driving motor mount pad, driving motor drives the wheel rotates.
Further, strutting arrangement includes dead lever, guide sleeve, connecting plate and second spring, the dead lever top with first cylinder body links firmly, the middle part slides and sets up the stopper has been linked firmly to the inside and outside bottom of guide sleeve, guide sleeve's outer lane surface symmetry has linked firmly two connecting plates, second damping axle bottom with the connecting plate links firmly, the connecting plate with be equipped with between the driving motor mount pad the second spring.
Furthermore, two connecting plates are welded on the surface of the outer ring of the guide sleeve.
Furthermore, the second springs are symmetrically arranged between the connecting plate and the driving motor mounting seat.
Still further, the second spring is provided with two.
Further, the middle of the spring fixing disc is provided with a matching hole, the circumference of the spring fixing disc is provided with a spring matching groove, the first damping shaft is connected with the matching hole in a matching mode, and the bottom of the first spring is abutted against the spring matching groove.
Further, the depth of the spring matching groove is larger than half of the thickness of the spring fixing disc.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model discloses a damping device for fork truck can enough reduce the vibrations that the fork mount produced when the transport through setting up damping device, can prevent again that fork truck's wheel from skidding, and overall structure is simple, the practicality is strong.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
Fig. 1 is a schematic view of the overall structure of the forklift of the present invention;
fig. 2 is a schematic structural view of the shock absorbing device for a forklift of the present invention;
FIG. 3 is a schematic structural view of a spring fixing plate of the shock absorber for forklifts of the present invention;
fig. 4 is a sectional view of the spring fixing plate of the shock absorber for a forklift of the present invention.
Description of reference numerals: 1. a vehicle body; 2. a wheel; 3. a lifting frame; 4. a fork mount; 5. a damping device; 51. a first cylinder; 511. a first opening; 52. a first damper shaft; 521. a first spring; 522. a first piston; 53. a spring fixing disc; 531. the spring is matched with the groove; 532. a mating hole; 54. a second cylinder; 541. a second opening; 55. a second damper shaft; 551. a second piston; 6. a support device; 61. fixing the rod; 62. a guide sleeve; 63. a connecting plate; 64. a second spring; 65. a limiting block; 7. drive motor mount pad.
Detailed Description
As shown in fig. 1 to 4, a damping device for a forklift comprises a forklift body 1, wheels 2, a lifting frame 3, a fork fixing frame 4, a supporting device 6 and a damping device 5, wherein the lower part of the forklift body 1 is provided with the wheels 2 and the front part of the lifting frame 3, the lifting frame 3 is provided with the fork fixing frame 4 which can lift, the damping device 5 comprises a first cylinder body 51 and a second cylinder body 54 which are communicated with each other, the two second cylinder bodies 54 are symmetrically arranged on the lower part of the first cylinder body 51, the top wall of the first cylinder body 51 is symmetrically provided with two first openings 511, the top of the first cylinder body 51 is symmetrically provided with a spring fixing disc 53, a first piston 522 is arranged in the first opening 511, a first damping shaft 52 is arranged in the first opening 511 in a matched manner, the top parts of the two first damping shafts 52 are fixedly connected with the fork fixing frame 4, and the middle parts of the two first damping shafts sequentially pass through the, The bottom of the fork fixing frame 4 is fixedly connected with the first piston 522, a first spring 521 is sleeved on the periphery of the first damping shaft 52 between the fork fixing frame 4 and the spring fixing disc 53, a second opening 541 is formed in the bottom wall of the second cylinder 54, a second piston 551 is arranged in the second opening 541, a second damping shaft 55 is installed in the second opening 541 in a matched mode, the top of the second damping shaft 55 is fixedly connected with the second piston 551, the middle of the second damping shaft penetrates through the second opening 541, the bottom of the second damping shaft is connected with the driving motor installation seat 7 through the supporting device 6, a driving motor is installed in the driving motor installation seat 7, and the driving motor drives the wheel 2 to rotate.
When the shock absorption device for the forklift in the embodiment is used, when the forklift vibrates and impacts in the transportation process, the impact of the goods on the fork fixing frame 4 is converted into the downward pressure of the fork fixing frame 4 on the first shock absorption shaft 52, the first piston 522 moves downward along with the first shock absorption shaft 52, as the first cylinder body 51 is communicated with the second cylinder body 54, the second piston 551 in the second cylinder body 54 also moves downward at the moment, in the process, the impact of the fork fixing frame 4 on the first piston 522 can be reduced by the arrangement of the first spring 521, the impact force is further reduced, then the second shock absorption shaft 55 in the second cylinder body 54 drives the driving motor mounting seat 7 to move downward, so that the wheel 2 generates the pressure on the ground, the wheel 2 of the forklift is prevented from slipping, and the braking performance of the whole forklift is improved under the condition that other parameters of the forklift are not changed.
The damping device for the forklift of this embodiment can enough reduce the vibrations that fork mount 4 produced when the transport through setting up damping device 5, can prevent again that fork truck's wheel 2 from skidding, and overall structure is simple, the practicality is strong.
Specifically, strutting arrangement 6 includes dead lever 61, guide sleeve 62, connecting plate 63 and second spring 64, dead lever 61 top with first cylinder body 51 links firmly, the middle part slides and sets up the stopper 65 has been linked firmly to the inside and outside bottom of guide sleeve 62, the outer lane surface symmetry of guide sleeve 62 has linked firmly two connecting plates 63, second damping axle 55 bottom with connecting plate 63 links firmly, connecting plate 63 with be equipped with between the driving motor mount pad 7 second spring 64.
In this embodiment, through setting up strutting arrangement 6, along with second damping axle 55 downstream, can drive connecting plate 63 also downstream, guide sleeve 62 slides on dead lever 61 this moment, play the guide effect, the dead lever 61 can not deviate from in the slip of guide sleeve 62 can be guaranteed in the setting of stopper 65, because be equipped with second spring 64 between connecting plate 63 and driving motor mount pad 7, connecting plate 63 downstream leads to second spring 64 to compress, second spring 64 produces certain elasticity to driving motor mount pad 7 this moment, make driving motor mount pad 7 downstream, thereby make wheel 2 produce the pressure to ground, prevent that fork truck's wheel 2 from skidding, the brake performance of whole car has been increased under the state that does not change other parameters of vehicle.
Specifically, two connecting plates 63 are welded to the outer ring surface of the guide sleeve 62.
In this embodiment, the stability of the connection of the connecting plate 63 can be improved by adopting welding.
Specifically, the second springs 64 are symmetrically arranged between the connecting plate 63 and the driving motor mounting seat 7.
In this embodiment, the second springs 64 are symmetrically arranged, so that the driving motor mounting base 7 is stressed uniformly, and the stability of the whole structure is improved.
Specifically, two second springs 64 are provided.
Specifically, the spring fixing disc 53 is provided with a matching hole 532 in the middle and a spring matching groove 531 in the circumferential direction, the first shock absorption shaft 52 is connected with the matching hole 532 in a matching manner, and the bottom of the first spring 521 abuts against the spring matching groove 531.
Specifically, the depth of the spring fitting groove 531 is greater than half the thickness of the spring fixing plate 53.
The utility model discloses can effectively reduce the vibrations that fork mount 4 produced when the transport to can prevent fork truck's wheel 2 simultaneously and skid, simple structure, practicality are strong.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (7)
1. The utility model provides a damping device for fork truck which characterized in that: the forklift comprises a forklift body, wheels, a lifting frame, a fork fixing frame, a supporting device and a damping device, wherein the wheels are arranged on the lower portion of the forklift body, the front portion of the forklift body is provided with the lifting frame, the lifting frame is provided with the lifting fork fixing frame, the damping device comprises a first cylinder body and a second cylinder body which are mutually communicated, the two second cylinder bodies are symmetrically arranged on the lower portion of the first cylinder body, the top wall of the first cylinder body is symmetrically provided with two first openings, spring fixing discs are symmetrically arranged above the top wall of the first cylinder body, a first damping shaft is arranged in the first openings in a matched mode, the top portions of the two first damping shafts are fixedly connected with the fork fixing frame, the middle portions of the two first damping shafts sequentially penetrate through the spring fixing discs and the first openings, the bottom portions of the two first damping shafts are fixedly connected with the first pistons, and first springs are sleeved between the fork fixing frame and the spring fixing discs, the second opening has been seted up to second cylinder diapire, inside is provided with the second piston, the second damping axle is installed to the second opening fit in, second damping axle top with the second piston links firmly, the middle part passes second opening, bottom pass through strutting arrangement and driving motor mount pad are connected, install driving motor in the driving motor mount pad, driving motor drives the wheel rotates.
2. The forklift shock absorbing device according to claim 1, wherein: the supporting device comprises a fixing rod, a guide sleeve, a connecting plate and a second spring, wherein the top of the fixing rod is fixedly connected with the first cylinder body, the middle of the fixing rod is slidably arranged inside the guide sleeve, the bottom of the fixing rod is fixedly connected with a limiting block, the outer ring surface of the guide sleeve is symmetrically and fixedly connected with the two connecting plates, the bottom of the second damping shaft is fixedly connected with the connecting plate, and the second spring is arranged between the connecting plates and the driving motor mounting seat.
3. The forklift shock absorbing device according to claim 2, wherein: the surface of the outer ring of the guide sleeve is welded with two connecting plates.
4. The forklift shock absorbing device according to claim 2, wherein: the second springs are symmetrically arranged between the connecting plate and the driving motor mounting seat.
5. The forklift shock absorbing device according to claim 4, wherein: the second spring is provided with two.
6. The shock absorbing device for a forklift according to any one of claims 1 to 5, wherein: the spring fixing disc is characterized in that a matching hole is formed in the middle of the spring fixing disc, a spring matching groove is formed in the circumferential direction of the spring fixing disc, the first damping shaft is connected with the matching hole in a matching mode, and the bottom of the first spring is abutted against the inside of the spring matching groove.
7. The forklift shock absorbing device according to claim 6, wherein: the depth of the spring matching groove is larger than half of the thickness of the spring fixing disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887310.8U CN209922811U (en) | 2019-06-13 | 2019-06-13 | Damping device for forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887310.8U CN209922811U (en) | 2019-06-13 | 2019-06-13 | Damping device for forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209922811U true CN209922811U (en) | 2020-01-10 |
Family
ID=69092782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920887310.8U Expired - Fee Related CN209922811U (en) | 2019-06-13 | 2019-06-13 | Damping device for forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209922811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531029A (en) * | 2021-07-12 | 2021-10-22 | 江苏科技大学 | Vibration damping cylinder stirring type base vibration attenuation device |
-
2019
- 2019-06-13 CN CN201920887310.8U patent/CN209922811U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531029A (en) * | 2021-07-12 | 2021-10-22 | 江苏科技大学 | Vibration damping cylinder stirring type base vibration attenuation device |
| CN113531029B (en) * | 2021-07-12 | 2021-12-21 | 江苏科技大学 | Vibration damping cylinder stirring type base vibration attenuation device |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 054800 west of Nandi village, Guanxiang, Qinghe County, Xingtai City, Hebei Province, east of Xingqing Road Patentee after: Zhongli Special Vehicle Co.,Ltd. Address before: 054800 west of Nandi village, Guanxiang, Qinghe County, Xingtai City, Hebei Province, east of Xingqing Road Patentee before: Hebei Zhongli Special Vehicle Manufacturing Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 |