CN208279259U - Wheel lift mechanism - Google Patents

Abstract

The utility model belongs to field of vehicle detection, it is related to a kind of wheel lift mechanism, including pallet, multiple balls and positioning plate, the bottom of pallet is equipped with groove, positioning plate is equipped with multiple location holes, and positioning plate is fixedly arranged on the bottom of pallet and covers groove, and ball is placed in groove, location hole and ball correspond, and the located hole in part of each ball protrudes from positioning plate.The wheel lift mechanism of the utility model, solve the problems, such as that the suspension internal stress of vehicle when lifting wheel in existing scheme can not discharge, reduce the frictional force between wheel lift mechanism and supporting plane, be conducive to discharge the internal stress of vehicle suspension, make vehicle attitude closer to design point, improves accuracy of measurement.

Description

Wheel lift mechanism

Technical field

The utility model belongs to technical field of vehicle detection, more particularly to wheel lift mechanism.

Background technique

With the development of passenger car technology, on the basis of meeting the basic performances such as ride, dynamic property, driver starts Pursue the handling stability energy of vehicle.In order to improve the handling stability energy of vehicle, Automotive designers need strict control chassis hard spot etc. Characteristic dimension.After vehicle is offline, with characteristic dimensions such as three-coordinate instrument device measurement hard spots, the correctness of design parameter is verified.It surveys It during amount, needs to lift vehicle, while discharging the internal stress of vehicle suspension, but traditional lift mode, tire and ground Or there are sliding friction between external support plane, suspension internal stress can not discharge.Traditional scheme generallys use split heads or turns Realize that vehicle is lifted to disk.

Four wheels are supported using four split heads, vehicle lifting can be realized, but have the disadvantage that

A, the longitudinal direction (rotating direction) of wheel does not have safeguard structure, and there are the safety risks of rolling or sliding；

B, the unshielded structure of the transverse direction of wheel, there are the safety risks of horizontal sliding；

C, since tire, suspension bushes contain rubber, the elastic deformation of rubber generates internal stress, and wheel is placed into horse During stool, there is very big stiction between tire and split heads.

Steering wheel is set on lifting machine, steering wheel supports wheel, and vehicle lifting can be realized in elevator rising, but has It has the disadvantage that:

A, the longitudinal direction (rotating direction) of wheel does not have safeguard structure, and there are the safety risks of rolling or sliding；

B, the unshielded structure of the transverse direction of wheel, there are the safety risks of horizontal sliding；

C, there are internal stress for suspension part；

D, lifting machine occupied space is big, influences three-dimensional coordinates measurement.

Utility model content

The technical problem to be solved by the utility model is to being directed to the suspension of vehicle when existing lift mechanism lifts wheel The problem of internal stress can not discharge provides a kind of wheel lift mechanism.

In order to solve the above technical problems, the utility model embodiment provides a kind of wheel lift mechanism, including it is pallet, multiple Ball and positioning plate, the bottom of the pallet are equipped with groove, and the positioning plate is equipped with multiple location holes, and the positioning plate is fixed In the pallet bottom and cover the groove, the ball is placed in the groove, the location hole and the ball one One is corresponding, and the part of each ball protrudes from the positioning plate through the location hole.

Wheel lift mechanism provided by the embodiment of the utility model, is provided with pallet, ball and positioning plate, and ball is placed in By the fixed position of positioning plate in groove, the located hole in the part of ball protrudes from positioning plate, and wheel lift mechanism is placed in branch When supportting plane, ball is contacted with supporting plane, which in supporting plane and can control wheel for wheel supporting Movement, rolling friction between ball and supporting plane reduces the frictional force between wheel lift mechanism and supporting plane, has Conducive to the internal stress of release vehicle suspension, makes vehicle attitude closer to design point, improve accuracy of measurement.

Optionally, the pallet includes lifting plate and sliding panel, and the two sides for lifting plate are equipped with the rib upwardly extended, The both ends for lifting plate are folded upward to form protection department, and the sliding panel is fixedly arranged on the bottom for lifting plate, the groove Set on the bottom of the sliding panel.

Optionally, plate, the sliding panel and the positioning plate lifted is metal plate, described to lift plate, the sliding Plate and the positioning plate are welded as a whole.

Optionally, the cross section for lifting plate is in " U-shaped ".

Optionally, retainer is additionally provided on the pallet, the retainer decline can be with the branch of the wheel lift mechanism Plane face contact is supportted, the retainer rising can be separated with the supporting plane of the wheel lift mechanism.

Optionally, the side of the pallet is equipped with screwed pipe, and the lower end of the screwed pipe does not protrude the lower end of the ball, The retainer is the bolt being assemblied in each screwed pipe.

Optionally, the screwed pipe is set as four, and two screwed pipes are located at the side of the pallet, described in another two Screwed pipe is located at the other side of the pallet, and each screwed pipe is adjacent to the protection department.

It optionally, further include handle, the handle is set to the back side of the protection department, and the lower surface of the ball is lower than institute State the lower surface of handle.

Optionally, the handle is " L shape " handle, and one end of the handle is connect with the upper end of the protection department, another End is connect with one end of the sliding panel.

Optionally, the handle is set as four, and four handles are located on four angles of the pallet.

Detailed description of the invention

Fig. 1 is the structural schematic diagram for the wheel lift mechanism that an embodiment of the present invention provides；

Fig. 2 is the structural schematic diagram that plate is lifted in Fig. 1；

Fig. 3 is the structural schematic diagram of sliding panel in Fig. 1；

Fig. 4 is the structural schematic diagram of positioning plate in Fig. 1.

Appended drawing reference in specification is as follows:

1, pallet；11, groove；12, plate is lifted；121, protection department；13, sliding panel；

2, ball；

3, positioning plate；31, location hole；

4, screwed pipe；5, bolt；6, handle.

Specific embodiment

The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below In conjunction with accompanying drawings and embodiments, the utility model is described in further detail.It should be appreciated that specific reality described herein Example is applied only to explain the utility model, is not used to limit the utility model.

As shown in Figures 1 to 4, wheel lift mechanism provided by the embodiment of the utility model, including pallet 1, multiple balls 2 With positioning plate 3, the bottom of pallet 1 is equipped with groove 11, and positioning plate 3 is equipped with multiple location holes 31, and positioning plate 3 is fixedly arranged on pallet 1 Bottom and cover groove 11, ball 2 is placed in groove 11, and location hole 31 and ball 2 correspond, and the part of each ball 2 Located hole 31 protrudes from positioning plate 3.

Wheel lift mechanism provided by the embodiment of the utility model, is provided with pallet 1, ball 2 and positioning plate 3, and ball 2 is put It is placed in groove 11 through the fixed position of positioning plate 3, the located hole 31 in the part of ball 2 protrudes from positioning plate 3, and wheel lifts machine When structure is placed in supporting plane (such as ground or external support plane), ball 2 is contacted with supporting plane, the wheel lift mechanism energy Wheel supporting in supporting plane and be can control into the movement of wheel, rolling friction between ball 2 and supporting plane reduces wheel Frictional force between lift mechanism and supporting plane is conducive to the internal stress for discharging vehicle suspension, keeps vehicle attitude closer Design point improves accuracy of measurement.

In one embodiment, as shown in Figure 1 to Figure 3, pallet 1 includes lifting plate 12 and sliding panel 13, lifts the two of plate 12 Side is equipped with the rib upwardly extended, and the both ends for lifting plate 12 are folded upward to form protection department 121, and sliding panel 13, which is fixedly arranged on, lifts plate 12 bottom, groove 11 are set to the bottom of sliding panel 13；Using lifting plate 12 and sliding panel 13 is combined into pallet 1, structure is simple, It is easy to process, using the periphery for lifting the protection department 121 that 12 both ends of plate are bent to form and keeping out wheel, constrain wheel rolling or front and back Sliding, the two sides of wheel are kept out using the rib for lifting 12 two sides of plate, constrain the transverse shifting of wheel, are reduced wheel and are fallen pallet 1 risk improves safety.

In one embodiment, as depicted in figs. 1 and 2, the cross section for lifting plate 12 is in " U-shaped ", and the two sides of plate are upward Fold, then both ends are bent, this can be obtained and lifts plate 12, structure is simple, easy to process.

In one embodiment, as shown in Figure 1, being additionally provided with retainer on pallet 1, retainer decline can be with wheel lift mechanism Supporting plane face contact, retainer rising can be separated with the supporting plane of wheel lift mechanism.Retainer connects with supporting plane When touching, pallet 1 cannot be slided relative to supporting plane, and the position of wheel is stablized, and facilitated and carried out vehicle measurement work, need to move When pallet 1, rising retainer separates retainer with supporting plane, easy to use.

In one embodiment, as shown in Figure 1, the side of pallet 1 is equipped with screwed pipe 4, the lower end of screwed pipe 4 does not protrude ball 2 lower end, retainer are the bolt 5 being assemblied in each screwed pipe 4；By the screwed pipe 4 positioned at the side of pallet 1, spiral shell is set Bolt 5, structure is simple, easy to process and assembly.

Certainly, the utility model is not limited to assemble bolt 5 with screwed pipe 4, directly can also process screw thread on pallet 1 Other structures with threaded hole are arranged to assemble bolt 5 in hole.

In one embodiment, as shown in Figure 1, screwed pipe 4 is set as four, two screwed pipes 4 are located at the side of pallet 1, separately Two screwed pipes 4 are located at the other side of pallet 1, and each screwed pipe 4 increases the friction with supporting plane adjacent to protection department 121 Power is uniformly obstructed in wheel rolling direction, traversing direction, is conducive to the position of stable tray 1.

In one embodiment, as shown in Figure 1, further including handle 6, handle 6 is under the back side of protection department 121, ball 2 Surface is lower than the lower surface of handle 6；The lower surface that handle 6 and ball 2 is arranged is lower than the lower surface of handle 6, convenient to pass through handle 6 Mobile pallet 1, handle 6 are located at the back side of protection department 121, avoid 6 evagination occupied space of handle.

In one embodiment, as shown in Figure 1, handle 6 is " L shape " handle 6, one end of handle 6 and the upper end of protection department 121 Connection, the other end connect with one end of sliding panel 13, so " L shape " handle 6 with lift plate 12 and be combined into triangular structure, handle 6 pairs of protection departments 121 have carried out extra support, increase the bearing capacity of protection department 121, are conducive to improve the structure for lifting plate 12 Stability can preferably constrain wheel rolling or front and back sliding.

Further, as shown in Figure 1, handle 6 is set as four, four handles 6 are located on four angles of pallet 1, side Just handle 6 is held, is conducive to increase structural stability.

In one embodiment, it lifts plate 12 to be formed by steel plate bending, easy to process, structural stability is good.

In one embodiment, sliding panel 13 is the metal plate for processing fluted 11, and positioning plate 3 is the gold for being drilled with location hole 31 Belong to plate, structure is simple, and easy to process, structural stability is good.

In one embodiment, ball 2 is steel ball, and structural stability is good.

In one embodiment, handle is the metallic rod of bending, and bearing capacity is strong.

In one embodiment, plate 12, sliding panel 13 and positioning plate 3 is lifted to be welded as a whole, specifically can by sliding panel 13 with It lifts plate 12 to be welded as a whole, positioning plate 3 is welded as a whole with sliding panel 13；Screwed pipe 4 is welded as a whole with plate 12 is lifted, 6 one end of hand is welded as a whole with plate 12 is lifted, and the other end is welded as a whole with sliding panel 13.

The course of work of the preferred wheel lift mechanism of the utility model is illustrated below:

Wheel lift mechanism is placed on supporting plane, such as ground or split heads；

Wheel position is adjusted, wheel is allowed to be located at right above pallet 1；

Wheel is reduced, until wheel is contacted with the completion of pallet 1；

After vehicle-state is stablized, with four bolts 5 on spanner Rotary tray 1, until 5 lower end surface of bolt and supporting surface It completely attaches to.

Four fastenings of bolt 5 finish, and just complete wheel lifts work, can carry out the measurement work of vehicle.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle Within the scope of shield.

Claims (10)

1. wheel lift mechanism, which is characterized in that including pallet, multiple balls and positioning plate, the bottom of the pallet is equipped with recessed Slot, the positioning plate are equipped with multiple location holes, and the positioning plate is fixedly arranged on the bottom of the pallet and covers the groove, institute It states ball to be placed in the groove, the location hole and the ball correspond, and the part of each ball is through described fixed Position hole protrudes from the positioning plate.

2. wheel lift mechanism according to claim 1, which is characterized in that the pallet includes lifting plate and sliding panel, The two sides for lifting plate are equipped with the rib upwardly extended, and the both ends for lifting plate are folded upward to form protection department, the cunning Movable plate is fixedly arranged on the bottom for lifting plate, and the groove is set to the bottom of the sliding panel.

3. wheel lift mechanism according to claim 2, which is characterized in that described to lift plate, the sliding panel and described Positioning plate is metal plate, and plate, the sliding panel and the positioning plate lifted is welded as a whole.

4. wheel lift mechanism according to claim 2, which is characterized in that the cross section for lifting plate is in " U-shaped ".

5. wheel lift mechanism according to claim 2, which is characterized in that retainer is additionally provided on the pallet, it is described Retainer decline can be lifted with the supporting plane face contact of the wheel lift mechanism, the retainer rising with the wheel The supporting plane of mechanism separates.

6. wheel lift mechanism according to claim 5, which is characterized in that the side of the pallet is equipped with screwed pipe, institute The lower end for stating screwed pipe does not protrude the lower end of the ball, and the retainer is the bolt being assemblied in each screwed pipe.

7. wheel lift mechanism according to claim 6, which is characterized in that the screwed pipe is set as four, described in two Screwed pipe is located at the side of the pallet, and screwed pipe described in another two is located at the other side of the pallet, and each screwed pipe The neighbouring protection department.

8. wheel lift mechanism according to claim 2, which is characterized in that further include handle, the handle is set to described The back side of protection department, the lower surface of the ball are lower than the lower surface of the handle.

9. wheel lift mechanism according to claim 8, which is characterized in that the handle is " L shape " handle, the handle One end connect with the upper end of the protection department, the other end is connect with one end of the sliding panel.

10. wheel lift mechanism according to claim 9, which is characterized in that the handle is set as four, four described Hand is located on four angles of the pallet.