A device for adjusting tire posture and applying load

Abstract

The present invention provides a device for adjusting tire posture and applying load, which relates to the technical field of tire detection devices, and solves the technical problems of the existing tire posture adjustment devices in the prior art that the structure is complex and the adjustment effect is poor. The device comprises a moving component, a rotating component, a control system and a bearing component, wherein the moving component is arranged on the rotating component, the rotating component is arranged on the bearing component, and can drive the moving component to rotate; the bottom end of the moving component passes through the rotating component and the bearing component and is connected to the wheel frame connecting seat, and the moving component is used for tire lifting, tilting and lateral displacement; the moving component and the rotating component are both connected to the control system; the present invention cooperates with the moving component, the rotating component, the bearing component and the control system, which can not only realize the adjustment of tire posture and the application of vertical load, but also the tire movement is accurate and the effect is significant, and at the same time the overall structure is simple and compact, and the adjustment operation is convenient and quick.

Description

Technical Field

[0001] The invention relates to the technical field of tire detection devices, and in particular to a device for adjusting tire posture and applying load. Background Art

[0002] In the post-manufacturing process, tire performance parameters need to be tested on a tire test bench. Currently, there are fixed and mobile test benches, and the tire adjustment and loading mechanism on the test bench is a critical part. During the test, the tire needs to be adjusted to different postures, such as tire roll and tire rotation, and different loads need to be applied to the tire. In the current existing structural design, multiple actuators are used to achieve tire roll and loading, and tire rotation is achieved through gear transmission. Not only is the structure complex and cumbersome, but the detection accuracy is also poor. At the same time, due to the lack of lateral adjustment in the mobile test, the tire will have an S-shaped trajectory, and the tire posture adjustment is not comprehensive, which affects the tire test. Summary of the invention

[0003] The object of the present invention is to provide a device for adjusting the tire posture and applying a load, so as to solve the technical problems in the prior art that the existing tire posture adjustment devices have complex structures and poor adjustment effects; the preferred technical scheme among the many technical schemes provided by the present invention can produce many technical effects (the moving component includes two first telescopic mechanisms, a second telescopic mechanism, an upper support member and a lower support member, the first telescopic mechanism, the upper support member and the lower support member cooperate with each other to form a connecting rod mechanism, which can realize the lifting and tilting of the tire, and the second telescopic mechanism horizontally pushes the wheel frame connecting seat to realize the lateral displacement of the tire, and the tire posture is fully adjusted; the moving component includes a sliding mechanism, which has the functions of limiting and guiding, and effectively ensures the accuracy and stability of the lifting and tilting actions of the tire; the wheel frame connecting seat is provided with a slide rail, and the lower connecting member is provided with a slide seat, the two are slidably matched, and the tire is horizontally moved. The displacement is precise; the moving component includes a buffer mechanism with significant buffering effect; the rotating component includes a supporting mechanism, a rotating support and an annular motor, the supporting mechanism and the rotating support mainly play a supporting and installing role, and the annular motor is used to provide and transmit rotating power; the supporting mechanism includes an upper supporting seat assembly and a lower supporting seat assembly, the upper supporting seat assembly and the lower supporting seat assembly are respectively provided with a receiving cavity and a guide cavity, which are respectively used for the installation, receiving and guiding of the sliding mechanism; the bearing assembly includes a bearing member and an installation member, the bearing member serves as the bearing member of the entire device, and has a significant bearing effect, and the installation member is used for the installation of the rotating assembly; the control system includes a main controller and a tire attitude sensing device, the main controller is used to control the device, the tire attitude sensing device can timely sense various parameters during the tire movement process and feed back to the controller, the tire attitude adjustment is precise, and the effect is significant, etc.); see the following for details.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] The present invention provides a device for adjusting tire posture and applying load, comprising a moving component, a rotating component, a control system and a bearing component, wherein: the moving component is arranged on the rotating component, the rotating component is arranged on the bearing component, and the rotating component can drive the moving component to rotate to adjust the tire rotation angle; the bottom end of the moving component passes through the rotating component and the bearing component and is connected to a wheel frame connecting seat, the wheel frame connecting seat is used for tire installation, and the moving component is used for tire lifting, tilting and lateral displacement; the moving component and the rotating component are both connected to the control system, and the control system is used for controlling the rotating component and the moving component.

[0006] Preferably, the moving assembly includes a first telescopic mechanism, a second telescopic mechanism, an upper support member and a lower connecting member, wherein: the first telescopic mechanism is provided at both ends of the upper support member, and the two telescopic ends of the first telescopic mechanisms are rotatably connected to the two ends of the lower connecting member respectively to drive the lower connecting member to rise and fall or tilt; the wheel frame connecting seat is slidably arranged relative to the lower connecting member, and the second telescopic mechanism can drive the wheel frame connecting seat to move laterally relative to the lower connecting member.

[0007] Preferably, the moving assembly includes a sliding mechanism, and the sliding mechanism includes a sliding member and a guiding member, wherein: the guiding member is vertically arranged between the two first telescopic mechanisms; the sliding member is rotatably connected to the lower connecting member, and the sliding member can move along the guiding member.

[0008] Preferably, a slide rail is provided on the wheel frame connecting seat, and a slide seat is provided on the lower connecting member, and the slide seat is slidably provided on the slide rail.

[0009] Preferably, the moving assembly comprises a buffer mechanism, and two ends of the buffer mechanism are respectively connected to the upper support member and the rotating assembly.

[0010] Preferably, the rotating component includes a supporting mechanism and an annular driving device, wherein: the moving component is arranged on the supporting mechanism, and the bottom end of the moving component passes through the supporting mechanism and the annular driving device in sequence; the annular driving device includes an annular motor, and the annular motor includes an annular motor fixing part and an annular motor rotating part rotatably arranged on the annular motor fixing part, and the annular motor rotating part is transmission-connected to the supporting mechanism and can drive the supporting mechanism to rotate.

[0011] Preferably, the annular driving device includes a swivel support, and the swivel support includes a swivel support fixing member and a swivel support rotating member rotatably arranged on the swivel support fixing member, wherein: the swivel support fixing member is fixedly arranged on the bearing assembly; and the supporting mechanism is arranged on the swivel support rotating member.

[0012] Preferably, the support mechanism includes an upper support seat assembly and a lower support seat assembly, wherein: the upper support seat assembly is arranged on the lower support seat assembly, and a accommodating cavity is arranged on the upper support seat assembly; the lower support seat assembly is transmission-connected to the annular motor rotating member, and a guide cavity is arranged through the lower support seat assembly; the accommodating cavity and the guide cavity correspond to and are connected.

[0013] Preferably, the load-bearing component includes a load-bearing member and a mounting member arranged on the load-bearing member, wherein: the rotating component is arranged on the mounting member; the load-bearing member is provided with a first through groove, and the mounting member is provided with a second through groove, the second through groove corresponds to the first through groove, the wheel frame connecting seat is arranged below the load-bearing member, and the bottom end of the movable component passes through the first through groove and the second through groove and is connected to the wheel frame connecting seat.

[0014] Preferably, the control system includes a main controller and a tire posture sensing device, wherein: the tire posture sensing device includes a rotation angle sensor, a displacement sensor, a pressure sensor and an inclination sensor, and the rotation angle sensor, the displacement sensor, the pressure sensor and the inclination sensor are all connected to the main controller.

[0015] The device for adjusting tire posture and applying load provided by the present invention has at least the following beneficial effects:

[0016] The device for adjusting the tire posture and applying the load includes a moving component, a rotating component, a control system and a bearing component. The moving component and the rotating component cooperate with each other to adjust the tire posture and apply the load. The control system is used to control the moving component and the rotating component, and the bearing component is used to support other devices and the tire.

[0017] The mobile component is arranged on the rotating component, and the rotating component is arranged on the bearing component. The rotating component can drive the mobile component to rotate, and the mobile component and the rotating component rotate synchronously. The mobile component can adjust the tire lifting, tilting and lateral displacement, and the rotating component can adjust the tire angle. The tire posture is comprehensive and the movement is precise.

[0018] The bottom end of the movable component passes through the rotating component and the bearing component, and is connected to the wheel frame connecting seat. The movable component and the rotating component are both connected to the control system. The wheel frame connecting seat is used for installing the tire. The movable component, the rotating component and the bearing component cooperate with each other. Not only is the overall structure simple and compact, but the tire posture adjustment and load application operations are also convenient, and the adjustment effect is significant. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of embodiment 1 of the present invention;

[0021] Figure 2 is a schematic diagram of the structure of a mobile component in Embodiment 1 of the present invention;

[0022] Figure 3 Schematic diagram of a sliding mechanism and a tire attitude sensing device according to Embodiment 1 of the present invention;

[0023] Figure 4 is a schematic diagram of the structure of the upper support member in Embodiment 1 of the present invention;

[0024] Figure 5 This is a schematic structural diagram of a wheel frame connecting seat and a lower connecting member according to Embodiment 1 of the present invention;

[0025] Figure 6 This is a schematic diagram of the structure of the rotary assembly of Embodiment 1 of the present invention;

[0026] Figure 7 is a schematic diagram of a first upper support mechanism of Embodiment 1 of the present invention;

[0027] Figure 8 is a schematic diagram of the middle support mechanism of Example 1 of the present invention;

[0028] Fig. 9 It is a schematic diagram of the support base structure of the present invention;

[0029] Fig.10 It is a schematic diagram of the ring motor and the slewing support structure of the present invention;

[0030] Fig.11 It is a schematic cross-sectional view of the support base and the annular drive device structure of the present invention;

[0031] Fig.12 It is an enlarged view of part A of the present invention;

[0032] Fig.13 This is a schematic diagram of the structure of the bearing assembly of Embodiment 1 of the present invention;

[0033] Fig.14 This is a side view of the bearing assembly structure of Example 1 of the present invention;

[0034] Fig.15 It is the structural frame of the control system of the present invention;

[0035] Fig.16 It is a structural schematic diagram of embodiment 2 of the present invention;

[0036] Fig.17 Schematic diagram of a mobile assembly and a tire attitude sensing device according to Embodiment 2 of the present invention;

[0037] Fig.18 It is an enlarged view of part B of the present invention;

[0038] Fig.19 is a schematic diagram of the structure of the upper support member in Example 2 of the present invention;

[0039] Fig. 20 It is a schematic diagram of the structure of the rotary assembly of Embodiment 2 of the present invention;

[0040] Fig.21 is a schematic diagram of the second upper support mechanism of Embodiment 2 of the present invention;

[0041] Fig. 22 is a schematic diagram of the structure of a bearing assembly according to Embodiment 2 of the present invention;

[0042] Fig.23 It is a side view of the bearing assembly structure of embodiment 2 of the present invention.

[0043] Reference numerals

[0044] 1. Moving assembly; 11. First telescopic mechanism; 12. Second telescopic mechanism; 13. Upper support member; 131. Second mounting seat; 132. Fourth mounting seat; 14. Lower connecting member; 141. First mounting seat; 142. Third mounting seat; 143. Sliding seat; 144. Slide rail; 15. Sliding mechanism; 151. Sliding column; 152. Sliding sleeve; 16. Buffer mechanism; 2. Rotating assembly; 21. Support mechanism; 211. Upper support seat assembly; 2111. First upper support; 21111. Slot; 21112. Fifth mounting seat; 2112. Middle support; 2113. Accommodating cavity; 2114. Second upper support; 21141. Sixth mounting seat; 212. Lower support seat assembly; 2121. Support Support base; 2122, guide cavity; 213, actuator upper accommodating groove; 214, actuator lower accommodating groove; 22, annular motor; 221, annular motor rotating member; 222, annular motor fixing member; 23, slewing support; 231, slewing support rotating member; 232, slewing support fixing member; 24, rolling member; 3, bearing assembly; 31, bearing member; 311, first through groove; 312, connecting hole; 313, positioning hole; 32, mounting member; 321, first mounting platform; 322, second mounting platform; 323, second through groove; 324, first mounting hole; 4, control system; 41, rotation angle sensor; 42, displacement sensor; 43, pressure sensor; 44, inclination sensor; 5, wheel frame connecting seat. DETAILED DESCRIPTION

[0045] To make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the present invention.

[0046] Embodiment 1:

[0047] The present invention provides a device for adjusting tire posture and applying load, such as Figure 1 and Figure 2 As shown, the device for adjusting the tire posture and applying a load includes a moving component 1, a rotating component 2, a control system 4 and a bearing component 3. The moving component 1 is arranged on the rotating component 2, and the rotating component 2 is arranged on the bearing component 3. The rotating component 2 and the moving component 1 rotate synchronously to adjust the tire angle; the bottom end of the moving component 1 passes through the rotating component 2 and the bearing component 3, and is connected to the wheel frame connecting seat 5, the wheel frame connecting seat 5 is used for the installation of the tire, and the moving component 1 is used for the lifting, rolling and lateral displacement of the tire; the moving component 1 and the rotating component 2 are both connected to the control system 4, and the control system 4 is used for the control of the rotating component 2 and the moving component 1.

[0048] When adjusting the tire inclination angle, the control system 4 controls the wheel frame connecting seat 5 through the mobile component 1 to make it tilt until it tilts to a specified angle, thereby achieving the tire roll.

[0049] When adjusting the lateral displacement of the tire, the control system 4 controls the wheel frame connecting seat 5 to move laterally relative to the moving component 1 through the moving component 1, and the tire moves to the specified position synchronously, and the lateral displacement adjustment of the tire is completed.

[0050] When adjusting the tire angle, the control system 4 controls the rotation assembly 2 to rotate, and the moving assembly 1 and the wheel frame connecting seat 5 rotate synchronously therewith until they rotate to a specified angle, and the tire angle adjustment is completed.

[0051] When a load is applied to the tire, the control system 4 controls the tire to move downward through the mobile component 1 so that the tire contacts the ground, thereby achieving the application of a load in the vertical direction of the tire.

[0052] When adjusting the tire height, the control system 4 controls the lifting and lowering of the wheel frame connecting seat 5 through the moving component 1 until the tire moves to a specified height, and the tire height adjustment is completed.

[0053] The present invention cooperates with the mobile component 1, the rotating component 2, the bearing component 3 and the control system 4, which can not only adjust the tire posture and apply the tire load in the vertical direction, but also achieves accurate tire movement and significant effect. At the same time, the overall structure is simple and compact, and the adjustment operation is convenient and quick.

[0054] As an optional implementation, Figure 2 As shown, the moving assembly 1 includes a first telescopic mechanism 11, a second telescopic mechanism 12, an upper support member 13 and a lower connecting member 14, and the first telescopic mechanism 11 and the second telescopic mechanism 12 are both configured as actuators.

[0055] like Figures 2 to 5 As shown, second mounting seats 131 are symmetrically arranged at both ends of the upper support member 13, and the second mounting seat 131 includes two ear plates, and the two ear plates are penetrated with connecting holes. The fixed end of the first telescopic mechanism 11 is hingedly arranged on the second mounting seat 131, and third mounting seats 142 are arranged at both ends of the lower connecting member 14, and the telescopic end of the first telescopic mechanism 11 is hingedly arranged on the third mounting seat 142. The structure of the third mounting seat 142 in Example 1 is similar to that of the second mounting seat 131.

[0056] The upper support member 13, the lower connecting member 14 and the two first telescopic mechanisms 11 cooperate with each other to form a connecting rod mechanism. The wheel frame connecting seat 5 is slidably arranged relative to the lower connecting member 14. The second telescopic mechanism 12 is connected to the lower connecting member 14 and can drive the wheel frame connecting seat 5 to move laterally relative to the lower connecting member 14.

[0057] During use, the movement of the wheel frame connecting seat 5 is controlled to achieve the lifting, tilting and lateral displacement of the tire.

[0058] As an optional embodiment, the moving assembly 1 includes a sliding mechanism 15, and the sliding mechanism 15 includes a sliding member and a guide member. Figure 3 and Figure 4 As shown, the sliding member is configured as a sliding post 151 , and the guiding member is configured as a sliding sleeve 152 .

[0059] The sliding sleeve 152 is vertically arranged on the lower side of the upper support member 13 and is integrally arranged with the upper support member 13. The sliding sleeve 152 is located between the two first telescopic mechanisms 11. The sliding sleeve 152 is adapted to the sliding column 151. The top end of the sliding column 151 is slidably inserted in the sliding sleeve 152. The bottom end of the sliding column 151 is rotatably connected to the lower connecting member 14.

[0060] like Figure 5 As shown, a groove is provided in the middle of the top surface of the lower connecting member 14 , and a first mounting seat 141 is provided in the groove. The structure of the first mounting seat 141 is similar to that of the second mounting seat 131 , and the bottom end of the sliding column 151 is hingedly provided on the first mounting seat 141 .

[0061] As an optional implementation, Figure 5 As shown, a slide rail 144 is provided on the wheel frame connecting seat 5 , and a slide seat 143 is provided on the lower connecting member 14 , and the slide seat 143 is slidably matched with the slide rail 144 .

[0062] The number of the slide rails 144 and the slide seat 143 are both set to two, the two slide rails 144 are arranged in parallel on the top of the wheel frame connecting seat 5, and the slide seat 143 is arranged at the bottom of the lower connecting member 14 corresponding to the position of the slide rails 144.

[0063] The lower connecting member 14 is configured to be block-shaped, and an installation chamber is provided below the lower connecting member 14 between the two slide rails 144 , and the second telescopic mechanism 12 is provided in the installation chamber.

[0064] As an optional implementation, Figure 1 , Figure 2 and Figure 4 As shown, the moving assembly 1 includes a buffer mechanism 16 .

[0065] A fourth mounting seat 132 is provided on the upper support member 13, and both ends of the buffer mechanism 16 are respectively connected to the fourth mounting seat 132 and the rotating component 2. During the tire posture adjustment process, the movable component 1 can move up and down relative to the rotating component 2 through the buffer mechanism 16, and the buffer effect is significant; optionally, the buffer mechanism 16 is configured as a buffer cylinder.

[0066] The fourth mounting seat 132 is arranged on the top of the upper support member 13, and the buffer mechanism 16 is arranged vertically, and its mounting end located on the upper side is arranged on the rotating assembly 2, and its buffer end located on the lower side is connected to the fourth mounting seat 132. The structure of the fourth mounting seat 132 is similar to that of the first mounting seat 141.

[0067] As an optional implementation, Figure 1 , Figure 10-12 As shown, the rotary assembly includes a support mechanism 21 and an annular drive device, the annular drive device includes an annular motor 22, the annular motor 22 includes an annular motor fixing part 222 and an annular motor rotating part 221 rotatably arranged on the annular motor fixing part 222, the annular motor rotating part 221 is transmission-connected with the support mechanism 21 and can drive the support mechanism 21 to rotate, and the annular motor fixing part 222 is fixedly arranged on the bearing assembly 3; when the tire rotates, the annular motor rotating part 221 rotates, and the support mechanism 21 rotates accordingly, at this time, the moving assembly 1 and the tire rotate synchronously until the tire rotates to a specified angle.

[0068] As an optional implementation, the annular driving device includes a swivel support 23 , and the swivel support 23 includes a swivel support fixing member 232 and a swivel support rotating member 231 . The swivel support fixing member 232 is rotatably sleeved on the swivel support rotating member 231 .

[0069] The slewing support fixing member 232 is fixedly disposed on the bearing assembly 3 .

[0070] The supporting mechanism 21 is disposed on a slewing support rotating member 231 , and the slewing support rotating member 231 is sleeved on the outer side of the ring motor 22 .

[0071] The slewing support 23, as the main bearing member of the slewing assembly 2, can effectively reduce the load-bearing capacity of the annular motor 22, and ensure the service life of the equipment while maintaining a firm structure.

[0072] As an optional implementation, Figure 1 , Figure 6-Figure 9 As shown, the support mechanism 21 includes an upper support seat assembly 211 and a lower support seat assembly 212 .

[0073] The upper support seat assembly 211 is arranged on the lower support seat assembly 212, and a receiving cavity 2113 is arranged on the upper support seat assembly 211; a guide cavity 2122 is penetrated by the lower support seat assembly 212; the receiving cavity 2113 corresponds to and is connected with the guide cavity 2122; the receiving cavity 2113 is adapted to the sliding sleeve 152, and on the one hand, has an accommodating function for accommodating the sliding sleeve 152, and on the other hand, has a guiding function, and cooperates with the buffer mechanism 16, and is used for guiding the moving assembly 1 when it moves up and down; the guide cavity 2122 is adapted to the sliding column 151, and is used for guiding the sliding column 151.

[0074] The inner wall of the accommodating cavity 2113 is provided with a plurality of rolling elements 24, and the inner wall of the guiding cavity 2122 is provided with a plurality of rolling elements 24; the rolling elements 24 include a mounting block and rollers evenly arranged on the mounting block, the rollers rollingly cooperate with the sliding column 151 or the sliding sleeve 152, and the rollers are provided with a wear-resistant layer.

[0075] As an optional implementation, Figure 1 and Fig. 9 As shown, the lower support seat assembly 212 includes a support base 2121, which is arranged on the annular motor rotating member 221 and the slewing support rotating member 231 through threaded fasteners; the guide cavity 2122 is arranged on the support base 2121 along the vertical direction.

[0076] The support base 2121 is configured to be cylindrical, and two mounting plates are arranged in parallel on the top thereof. The mounting plates are provided with holes for installing the upper support seat assembly 211 .

[0077] A plurality of support ribs are arranged inside the support base 2121 at the lower side of the mounting plate, a sleeve is arranged along the center line of the support base 2121, two mounting plates are arranged on both sides of the sleeve and are symmetrically arranged relative to the sleeve, the support ribs connect the outer wall of the sleeve and the inner wall of the support base 2121, and a guide cavity 2122 is formed inside the sleeve.

[0078] The actuator lower receiving groove 214 is formed between the two mounting plates, the outer wall of the sleeve and the inner wall of the supporting base 2121 .

[0079] As an optional implementation, Figure 7 and Figure 8 As shown, the upper support seat assembly 211 includes a first upper support 2111 and a middle support 2112 , the first upper support 2111 is detachably arranged on the middle support 2112 , and the accommodating cavity 2113 is arranged on the middle support 2112 ; the middle support 2112 is detachably arranged on the support base 2121 .

[0080] The first upper support 2111 includes two vertically arranged longitudinal plates and a transverse plate arranged across the top of the two longitudinal plates. The two longitudinal plates and the transverse plate form a clamping cavity penetrating on both sides.

[0081] The middle support 2112 is configured to be block-shaped, and grooves are provided on both sides thereof, wherein the grooves form an upper accommodating groove 213 of the actuator. The upper accommodating groove 213 of the actuator and the lower accommodating groove 214 of the actuator are used to accommodate the first telescopic mechanism 11. The middle support 2112 is arranged to penetrate from top to bottom, and its inner cavity forms an accommodating cavity 2113.

[0082] A slot 21111 is provided at the top of the first upper support 2111, and the slot 21111, the clamping cavity and the accommodating cavity 2113 are connected in sequence; a fifth mounting seat 21112 is provided at the top of the first upper support 2111, and the structure of the fifth mounting seat 21112 is similar to that of the second mounting seat 131, and the upper support member 13 is arranged in the clamping cavity, and the buffer mechanism 16 at the top thereof passes through the slot 21111 and is hingedly arranged on the fifth mounting seat 21112.

[0083] As an optional implementation, Fig.13 As shown, the bearing assembly 3 includes a bearing member 31 and a mounting member 32 arranged on the bearing member 31 .

[0084] The bearing member 31 is provided with a first through groove 311, and the mounting member 32 is provided with a second through groove 323, the second through groove 323 corresponds to the first through groove 311, and the lower connecting member 14 is arranged below the bearing member 31. The first telescopic mechanism 11 passes through the upper accommodating groove 213 of the actuator, the lower accommodating groove 214 of the actuator, the second through groove 323 and the first through groove 311 in sequence, and is connected to the lower connecting member 14; the sliding column 151 passes through the guide cavity 2122, the second through groove 323 and the first through groove 311, and is connected to the lower connecting member 14.

[0085] The load-bearing member 31 is configured as a box structure with an opening at the bottom, and convex eaves are provided at both ends of the top plate, and through grooves are provided through the side plates, which has the effect of reducing weight while ensuring a firm structure. Optionally, as Fig.13 As shown, the through groove is a trapezoidal groove.

[0086] The mounting member 32 is configured as a first mounting platform 321, and the first mounting platform 321 is integrally arranged with the bearing member 31; the first mounting platform 321 is provided with a plurality of first mounting holes 324 arranged in a ring shape, and the first mounting holes 324 include inner ring mounting holes and outer ring mounting holes along the direction from inside to outside, the inner ring mounting holes are used for the installation of the annular motor fixing part 222, and the outer ring mounting holes are used for the installation of the slewing support fixing part 232.

[0087] The first mounting platform 321 includes a disk body portion penetrating at both ends, the inner cavity of the disk body portion corresponds to the first through slot 311 , and the inner cavity of the disk body portion forms a second through slot 323 .

[0088] like Fig.14 As shown, a connecting hole 312 and a positioning hole 313 are provided on the side wall of the bearing member 31, the connecting hole 312 includes a threaded hole, and the positioning hole 313 includes a pin hole; in the vehicle-mounted test bench system, the connecting hole 312 and the positioning hole 313 are used to connect the vehicle body on both sides of the bearing assembly 3, and their positions and specifications are adapted to the actual vehicle body.

[0089] As an optional implementation, Fig.15 As shown, the control system 4 includes a main controller and a tire posture sensing device. The main controller adopts a motion control programmable controller (PLC). The tire posture sensing device includes a rotation angle sensor 41, a displacement sensor 42, a pressure sensor 43 and an inclination sensor 44.

[0090] like Figure 6 As shown, the rotation angle sensor 41 is arranged on the slewing support 23 , and the rotation angle sensor 41 is connected to the main controller, and can obtain the rotation angle of the tire by detecting the rotation angle of the wheel frame connecting seat 5 relative to the bearing assembly 3 .

[0091] like Figure 3 As shown, the displacement sensor 42 is arranged on the top of the wheel frame connecting seat 5, and the displacement sensor 42 is connected to the main controller. It can obtain the lateral displacement of the tire by detecting the relative position of the wheel frame connecting seat 5 with respect to the lower connecting member 14.

[0092] like Figure 3 As shown, the pressure sensor 43 is arranged on the lower connecting member 14 and is located at the telescopic end of the first telescopic mechanism 11. The pressure sensor 43 is connected to the main controller, and can detect the pressure information of the telescopic end of the first telescopic mechanism 11 of the wheel, and then obtain the bearing capacity of the tire in the vertical direction.

[0093] like Figure 3 As shown, the inclination sensor 44 is arranged on the lower connecting member 14 and is located at the bottom of the sliding column 151. The inclination sensor 44 is connected to the main controller, and can obtain the inclination angle of the tire by detecting the angle between the lower connecting member 14 and the sliding column 151.

[0094] The first telescopic mechanism 11 , the second telescopic mechanism 12 , the buffer mechanism 16 and the annular motor 22 are all connected to the main controller.

[0095] As an optional implementation, Fig.15 As shown, the control system 4 includes a servo control system and a motion control driver. The servo control system includes a servo controller, a first servo driver and a second servo driver. The first telescopic mechanism 11 is connected to the first servo driver as a first actuator, and the second telescopic mechanism 12 is connected to the second servo driver as a second actuator. The rotary assembly 2 is used as a rotary actuator, and its annular motor 22 is connected to the motion control driver. Considering that the tire needs to withstand a large friction resistance during rotation, a large torque output inverter is selected as the motion control driver.

[0096] As an optional implementation, the control system includes a human-computer interaction device, which is connected to the main controller; the human-computer interaction device uses an industrial computer as a human-computer interaction interface and is connected to the main controller via industrial Ethernet.

[0097] As an optional implementation, the control system 4 includes a wireless communication device and a remote control terminal, and the main controller is connected to the remote control terminal via the wireless communication device.

[0098] As an optional implementation, the control system 4 includes a power supply device for supplying power, and the power supply device includes a battery.

[0099] The control system 4 can timely sense data such as the inclination angle, vertical load, turning angle and lateral displacement during the movement of the tire. Not only is the tire movement accurate, but the entire control system also has excellent stability and robustness. At the same time, the control methods are diverse and the operation is convenient.

[0100] Embodiment 2:

[0101] The difference between Example 2 and Example 1 is that: Figure 16-Figure 19 As shown, the number of the buffer mechanisms 16 is two, which are symmetrically arranged on both sides of the upper support member 13 .

[0102] The upper support member 13 is vertically penetrated, and fourth mounting seats 132 are symmetrically arranged on both sides thereof. The buffer end of the buffer mechanism 16 is hingedly arranged on the fourth mounting seats 132 .

[0103] The upper support seat assembly 211 is configured as a second upper support 2114, and the second upper support 2114 is configured as a block-shaped, hollow structure, penetrating from top to bottom, and forming an accommodating cavity 2113 inside. The second upper support 2114 is detachably arranged on the support base 2121, and the upper support member 13 is located above the second upper support 2114. Sixth mounting seats 21141 are arranged on the two opposite outer side walls of the second upper support 2114. The structure of the sixth mounting seat 21141 is similar to that of the second mounting seat 131, and the mounting end of the buffer mechanism 16 is hingedly arranged on the sixth mounting seat 21141.

[0104] As an optional implementation, Fig.18As shown, the lower connecting member 14 is configured to be an inverted T-shape, which includes a first plate arranged vertically and a second plate arranged horizontally at the bottom of the first plate; its first mounting seat 141 includes a groove and a through hole, the groove is arranged at the top of the first plate, the through hole is arranged on the groove wall of the groove, and the bottom end of the sliding column 151 is hingedly arranged in the groove; its third mounting seat 142 is configured to be a single-ear plate, a hole is penetrated therethrough, and the telescopic end of the first telescopic mechanism 11 is hingedly arranged on the single-ear plate through a connecting seat; its sliding seat 143 is arranged on both sides of the bottom of the second plate.

[0105] As an optional implementation, the mounting member 32 is configured as a second mounting platform 322 , the second mounting platform 322 is detachably connected to the bearing member 31 , and the slewing support 23 is disposed on the second mounting platform 322 .

[0106] The second mounting platform 322 includes a cylindrical portion with two ends passing through, the inner cavity of the cylindrical portion corresponds to the first through groove 311, the inner cavity of the cylindrical portion forms a second through groove 323, and the first mounting hole 324 is arranged on the top of the cylindrical portion.

[0107] The outer edge of the top end of the barrel portion extends outward to form an upper annular flange portion; the outer edge of the bottom end of the barrel portion extends outward to form a lower annular flange portion, and the upper annular flange portion, the lower annular flange portion and the barrel portion are integrally arranged.

[0108] Plate ribs are connected between the upper annular flange portion and the lower annular flange portion; all the plate ribs are evenly arranged on the outer wall of the cylinder portion in a circumferential direction, and the structure is firm.

[0109] The sections on the lower annular flange portion located between adjacent plate ribs are each provided with a first fixing hole, and the bearing member 31 is provided with a second fixing hole at a position corresponding to the first fixing hole, and a threaded fastener passes through the first fixing hole and the second fixing hole to ensure that the second mounting platform 322 is firmly mounted on the bearing member 31.

[0110] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A device for adjusting tire posture and applying load, characterized in that: It includes moving components, rotating components, control systems and bearing components, among which: The moving assembly is arranged on the rotating assembly, and the rotating assembly is arranged on the bearing assembly. The rotating assembly can drive the moving assembly to rotate so as to adjust the tire rotation angle; The bottom end of the moving assembly passes through the rotating assembly and the bearing assembly, and is connected to the wheel frame connecting seat, the wheel frame connecting seat is used for the installation of the tire, and the moving assembly is used for the lifting, tilting and lateral displacement of the tire; The moving assembly and the rotating assembly are both connected to the control system, and the control system is used for controlling the rotating assembly and the moving assembly; The moving assembly includes a first telescopic mechanism, a second telescopic mechanism, an upper support member and a lower connecting member, wherein: the first telescopic mechanism is disposed at both ends of the upper supporting member, and the telescopic ends of the two first telescopic mechanisms are rotatably connected to the two ends of the lower connecting member respectively to drive the lower connecting member to rise or fall or tilt; the wheel frame connecting seat is slidably disposed relative to the lower connecting member, and the second telescopic mechanism can drive the wheel frame connecting seat to move laterally relative to the lower connecting member; The rotary assembly includes a support mechanism and an annular driving device, wherein: the moving assembly is arranged on the support mechanism, and the bottom end of the moving assembly passes through the support mechanism and the annular driving device in sequence; the annular driving device includes an annular motor, and the annular motor includes an annular motor fixing part and an annular motor rotating part rotatably arranged on the annular motor fixing part, and the annular motor rotating part is transmission-connected with the support mechanism and can drive the support mechanism to rotate; The support mechanism includes an upper support seat assembly and a lower support seat assembly, wherein: the upper support seat assembly is arranged on the lower support seat assembly, and a accommodating cavity is arranged on the upper support seat assembly; the lower support seat assembly is transmission-connected to the annular motor rotating member, and a guide cavity is penetrated on the lower support seat assembly; the accommodating cavity and the guide cavity correspond to and are connected.

2. The device for tire posture adjustment and load application according to claim 1, characterized in that: The moving assembly comprises a sliding mechanism, and the sliding mechanism comprises a sliding member and a guide member, wherein: The guide member is vertically arranged between the two first telescopic mechanisms; The sliding member is rotatably connected to the lower connecting member, and the sliding member can move along the guiding member.

3. The device for tire posture adjustment and load application according to claim 1, characterized in that: The wheel frame connecting seat is provided with a slide rail, the lower connecting member is provided with a slide seat, and the slide seat is slidably arranged on the slide rail.

4. The device for tire posture adjustment and load application according to claim 1, characterized in that: The moving assembly comprises a buffer mechanism, and two ends of the buffer mechanism are respectively connected to the upper support member and the rotating assembly.

5. The device for tire posture adjustment and load application according to claim 1, characterized in that: The annular driving device comprises a slewing support, wherein the slewing support comprises a slewing support fixing member and a slewing support rotating member rotatably arranged on the slewing support fixing member, wherein: The slewing support fixing member is fixedly arranged on the bearing assembly; The supporting mechanism is arranged on the slewing supporting rotating member.

6. The device for tire posture adjustment and load application according to claim 1, characterized in that: The bearing assembly comprises a bearing member and a mounting member arranged on the bearing member, wherein: The slewing assembly is arranged on the mounting member; The bearing member is provided with a first through slot, the mounting member is provided with a second through slot, the second through slot corresponds to the first through slot, the wheel frame connecting seat is provided below the bearing member, and the bottom end of the moving component passes through the first through slot and the second through slot and is connected to the wheel frame connecting seat.

7. The device for tire posture adjustment and load application according to claim 1, characterized in that: The control system includes a main controller and a tire attitude sensing device, wherein: The tire posture sensing device comprises a rotation angle sensor, a displacement sensor, a pressure sensor and an inclination sensor, and the rotation angle sensor, the displacement sensor, the pressure sensor and the inclination sensor are all connected to the main controller.

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