CN217687890U

CN217687890U - Automatic adjusting mechanism for inclination angle of model tire

Info

Publication number: CN217687890U
Application number: CN202221145153.1U
Authority: CN
Inventors: 刘三顺; 胡俊; 蒋春华; 代玉波
Original assignee: Shanghai Xingying Model Co ltd
Current assignee: Shanghai Xingying Model Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-10-28
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a model tire inclination automatic regulating mechanism, the on-line screen storage device comprises a base, be equipped with fixing bearing on the base, fixing bearing one side is equipped with inclination adjusting device, inclination adjusting device includes the connecting block, be equipped with inclination adjustment tank in the connecting block, be equipped with the inclination regulating block in the inclination adjustment tank, it is fixed with fixing bearing, connecting block one side is equipped with the connecting rod, connecting rod one side is equipped with the mount pad, the connecting block both ends are equipped with the regulation pole respectively, one end links to each other with inclination regulating block, the other end links to each other with the mount pad, it is equipped with transmission to adjust pole one side, transmission one side is equipped with drive arrangement, the two all is fixed with the mount pad, mount pad one side is equipped with elevating gear, it is fixed with the base, drive arrangement can drive transmission drive the regulation pole for the mount pad translation, make inclination regulating block at inclination adjustment tank internal rotation, elevating gear can drive the mount pad and go up and down. The utility model discloses ability automatically regulated tire inclination, it is efficient, labour saving and time saving, simple structure.

Description

Automatic adjusting mechanism for inclination angle of model tire

Technical Field

The utility model relates to a model tire especially relates to a model tire inclination automatic regulating mechanism.

Background

In the tire production process, after the tire is molded, in the detection process, the inclination angle of the tire needs to be adjusted according to actual needs, and most tire adjusting mechanisms are complex in structure and inconvenient to use.

The existing model tire inclination angle adjusting mechanism comprises a fixing frame, a height adjusting mechanism arranged on the fixing frame, a connecting rod arranged on the height adjusting mechanism, an inclination angle adjusting device arranged on the connecting rod and a tire fixing bearing 2 arranged on the inclination angle adjusting device, wherein the inclination angle adjusting device comprises a connecting block 31 arranged on the connecting rod, an inclination angle adjusting groove arranged on the connecting block 31, a threaded hole arranged on the connecting block 31, a bolt 34 in threaded connection with the threaded hole, an inclination angle adjusting block 32 arranged in the inclination angle adjusting groove and an inclination angle adjusting rod with one end arranged on the inclination angle adjusting block 32, the screw part of the bolt 34 is movably connected with the other end of the inclination angle adjusting rod, and the tire fixing bearing 2 is arranged on the tire inclination angle adjusting block 32 as shown in fig. 6. The inclination angle adjusting block 32 can be rotated in the inclination angle adjusting groove by manually rotating the bolt 34, thereby driving the tire fixing bearing 2 and the tire to adjust the inclination angle. The disadvantages of this mechanism are as follows: the bolt 34 needs to be manually rotated, the inclination angle needs to be manually adjusted, and manual adjustment is adopted, so that the efficiency is low, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned not enough of present tire adjustment mechanism existence, the utility model provides a model tire inclination automatic regulating mechanism can the automatically regulated tire inclination, and is efficient, labour saving and time saving, simple structure, convenient to use, it is convenient to install or dismantle.

In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:

the utility model provides a model tire inclination automatic regulating mechanism, includes the base, be equipped with fixing bearing on the base, fixing bearing one side is equipped with inclination adjusting device, inclination adjusting device includes the connecting block, be equipped with inclination adjustment tank in the connecting block, be equipped with inclination adjusting block in the inclination adjustment tank, it is fixed with fixing bearing, connecting block one side is equipped with the connecting rod, connecting rod one side is equipped with the mount pad, the connecting block both ends are equipped with the regulation pole respectively, and one end links to each other with inclination adjusting block, and the other end links to each other with the mount pad, it is equipped with transmission to adjust pole one side, transmission one side is equipped with drive arrangement, and the two all is fixed with the mount pad, mount pad one side is equipped with elevating gear, and is fixed with the base, drive arrangement can drive transmission and drive the regulation pole for the mount pad translation for inclination adjusting block rotates in inclination adjustment tank, elevating gear can drive the mount pad lift.

According to an aspect of the utility model, the mount pad includes mounting panel and bottom plate, and the two is fixed to be linked to each other, it links to each other with the mounting panel activity to adjust the pole, the bottom plate links to each other with elevating gear.

According to the utility model discloses an aspect, adjust the pole and include that first regulation pole and second are adjusted the pole, and the two all is equipped with external screw thread and revolves to opposite, and the two equal one end links to each other with the inclination regulating block, the other end links to each other with the mounting panel.

According to the utility model discloses an aspect, transmission includes the gear box, be equipped with first straight-tooth gear and second straight-tooth gear in the gear box, the two is connected by belt drive, first straight-tooth gear one side is equipped with driven bevel gear, driven bevel gear one side even has initiative bevel gear, it has the drive lever to link on one side of the initiative bevel gear, the drive lever links to each other with drive arrangement.

According to the utility model discloses an aspect, first spur gear and second spur gear all are equipped with internal thread and screw thread and revolve to opposite, and the two links to each other with first regulation pole and second regulation pole respectively, driven bevel gear is equipped with the internal thread, links to each other with first regulation pole.

According to the utility model discloses an aspect, the gear box includes the left end board, and is fixed with the mounting panel, left end board one side is equipped with the baffle, baffle one side is equipped with the right-hand member board, first straight-tooth gear, second straight-tooth gear, belt are all established between left end board and baffle, driven bevel gear and drive bevel gear are all established between baffle and right-hand member board.

According to the utility model discloses an aspect, first regulation pole and second regulation pole one end all are equipped with the spacing ring, the spacing ring is established in right end plate one side.

According to the utility model discloses an aspect, elevating gear includes the drive division, even there is the actuating lever drive division one side, the actuating lever is equipped with the external screw thread, be equipped with first slider and second slider on the actuating lever, the two all is equipped with internal thread and screw thread and revolves to opposite, the drive division can drive the actuating lever and rotate for first slider and second slider are in opposite directions or translation dorsad on the actuating lever, actuating lever one side is equipped with link mechanism.

According to the utility model discloses an aspect, the drive division is fixed with the base, actuating lever one end activity even has spacing seat, and the two can take place relative rotation, spacing seat is fixed with the base.

According to the utility model discloses an aspect, link mechanism includes a plurality of link units, and the activity links to each other, the link unit includes first connecting rod and second connecting rod, and the two alternately activity links to each other, and both one end all links to each other with the bottom plate activity, and the other end links to each other with first slider and second slider activity respectively.

The utility model discloses the advantage of implementing: through the rotation of the driving device, the driving device is driven to work, namely, the driving rod rotates, the driving bevel gear is driven to rotate, the driven bevel gear is driven to rotate, the first straight gear and the driven bevel gear rotate synchronously, the second straight gear and the first straight gear rotate synchronously through the belt, because the first straight gear and the second straight gear are respectively connected with the first adjusting rod and the second adjusting rod through internal and external threads, the thread turning directions of the two adjusting rods or the two straight gears are opposite, and the first straight gear, the second straight gear and the belt are clamped between the left end plate and the baffle plate and cannot translate, the first adjusting rod and the second adjusting rod perform reverse translation in the horizontal direction in front and back, the inclination angle adjusting block is pushed to rotate in the inclination angle adjusting groove, the fixed bearing rotates to form an inclination angle, and the model tire and the fixed bearing are fixed to form the inclination angle. The mechanism can automatically adjust the inclination angle of the tire, is high in efficiency, time-saving and labor-saving, simple in structure, convenient to use and convenient to install or disassemble.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front perspective view of an automatic inclination angle adjusting mechanism for a model tire according to the present invention;

fig. 2 is a rear perspective view of an automatic inclination angle adjusting mechanism for a model tire according to the present invention;

fig. 3 is a schematic view of a partial internal structure of an automatic inclination angle adjusting mechanism for a model tire according to the present invention;

FIG. 4 is a schematic cross-sectional view of a gear box according to the present invention;

fig. 5 is a schematic structural view of the tilt angle adjusting device of the present invention;

fig. 6 is a schematic structural view of a conventional model tire inclination angle adjusting mechanism.

The names corresponding to the sequence numbers in the figure are as follows:

1. a base; 2. fixing the bearing; 3. a tilt angle adjusting device; 31. connecting blocks; 311. a tilt angle adjusting groove; 32. a tilt angle adjusting block; 33. locking the bolt; 4. a connecting rod; 5. a mounting seat; 51. mounting a plate; 52. a base plate; 6. adjusting a rod; 61. a first adjusting lever; 62. a second adjusting lever; 63. a limiting ring; 7. a transmission device; 71. a gear case; 711. a first straight gear; 712. a second spur gear; 713. a belt; 714. a driven bevel gear; 715. a drive bevel gear; 716. a driving lever; 72. a left end plate; 73. a baffle plate; 74. a right end plate; 75. a side cover plate; 76. a top cover plate; 77. a bottom cover plate; 8. a drive device; 9. a lifting device; 91. a drive section; 92. a drive rod; 93. a first slider; 94. a second slider; 95. a link mechanism; 951. a link unit; 9511. a first link; 9512. a second link; 9513. and (4) matching the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, an automatic inclination angle adjusting mechanism for a model tire includes a base 1, which is in a square plate shape, a fixing bearing 2 is provided on the base 1 for fixing a model tire, an inclination angle adjusting device 3 is provided on one side of the fixing bearing 2, the inclination angle adjusting device 3 includes a connecting block 31, an inclination angle adjusting groove 311 is provided in the connecting block 31, an inclination angle adjusting block 32 is provided in the inclination angle adjusting groove 311, which is fixed to the fixing bearing 2, a connecting rod 4 is provided on one side of the connecting block 31, which is in a stepped shaft shape, a mounting seat 5 is provided on one side of the connecting rod 4, adjusting rods 6 are provided on both ends of the connecting block 31, one end of each adjusting rod is connected to the inclination angle adjusting block 32, and the other end of each adjusting rod is connected to the mounting seat 5, a transmission device 7 is provided on one side of the adjusting rod 6, both sides of the transmission device 7 are fixed to the mounting seat 5, a lifting device 9 is provided on one side of the mounting seat 1, the driving device 8 can drive the transmission device 7 to drive the adjusting rod 6 to move relative to the mounting seat 5, so that the inclination angle adjusting block 32 rotates in the inclination angle adjusting groove 311, and the lifting device 9 can drive the lifting device 5. The mechanism can automatically adjust the inclination angle of the tire, is high in efficiency, time-saving and labor-saving, simple in structure, convenient to use and convenient to install or disassemble.

In this embodiment, connecting block 31 is like the cuboid, inclination adjustment tank 311 is the arc recess, for a hemisphere face or arc concave surface in connecting block 31, inclination adjustment block 32 is the square form, and one end is squarely, and is fixed with fixing bearing 2, and the other end is the hemisphere or arc or be the cambered surface arch, suits with inclination adjustment tank 311's arc recess face department, and inclination adjustment block 32 of being convenient for is at inclination adjustment tank 311 internal rotation, cambered surface arch department is equipped with and adjusts 6 complex blind holes of pole with following two, can be unthreaded hole or screw hole. The connecting block 31 both sides are equipped with a plurality of locking bolt 33, link to each other with inclination adjusting block 32 for spacing when it rotates, also can be used to lock or support inclination adjusting block 32, the connecting block 31 both sides are equipped with waist type hole, and quantity, shape and locking bolt 33 quantity, shape suit for installation locking bolt 33, also as the stroke when inclination adjusting block 32 rotates is prescribed a limit to.

In this embodiment, the mounting base 5 includes a mounting plate 51 and a bottom plate 52, both of which are fixed by welding or integrally formed, and are square plates, the combination is in an inverted T shape, the adjusting rod 6 is movably connected with the mounting plate 51, the two can move relatively in the horizontal direction, and the bottom plate 52 is connected with the lifting device 9. The structure is simple and easy to process.

In this embodiment, the adjusting rod 6 includes a first adjusting rod 61 and a second adjusting rod 62, both of which are provided with external threads and have opposite thread turning directions, both of which can adopt lead screws, and both of which have one end connected with the convex part of the arc surface of the inclination adjusting block 32 by hole-axis transition fit or clearance fit, and also can adopt threaded connection, and the other end penetrates through the mounting plate 51 and is connected with the mounting plate by internal and external threads, and the two are arranged in parallel at the upper and lower ends of the connecting block 31 or the mounting plate 51.

In this embodiment, the transmission device 7 includes a gear box 71, a first straight gear 711 and a second straight gear 712 are arranged in the gear box 71, the first straight gear 711 and the second straight gear 712 are in transmission connection through a belt 713 and rotate synchronously, a driven bevel gear 714 is arranged on one side of the first straight gear 711 in a coaxial horizontal direction, a drive bevel gear 715 is connected on one side of the driven bevel gear 714, a drive rod 716 is connected on one side of the drive bevel gear 715, and the drive rod 716 is connected with the driving device 8 through a coupler. The driving device 8 is a motor, and the driving rod 716 is a cylindrical rod, and penetrates through a side cover plate 75 or a bottom cover plate 77 to be described below and then is connected with the driving bevel gear 715 through internal and external threads or welded and fixed.

In this embodiment, the first spur gear 711 and the second spur gear 712 are internally threaded and have opposite thread directions, and are respectively connected to the first adjusting lever 61 and the second adjusting lever 62 by internal and external threads, and the driven bevel gear 714 is internally threaded and connected to the first adjusting lever 61 by internal and external threads to rotate synchronously with the first spur gear 711. The driving device 8 can drive the driving rod 716 to rotate, and drive the driving bevel gear 715 to rotate and drive the driven bevel gear 714 to rotate, so that the first straight gear 711 and the driven bevel gear 714 rotate synchronously, the second straight gear 712 and the first straight gear 711 rotate synchronously through the belt 713, and because the first straight gear 711 and the second straight gear 712 are respectively connected with the first adjusting rod 61 and the second adjusting rod 62 through internal and external threads, the thread turning directions of the two adjusting rods 6 or the two straight gears are opposite, and the first straight gear 711, the second straight gear 712 and the belt 713 are clamped between the left end plate 72 and the baffle plate 73 and cannot translate, the first adjusting rod 61 and the second adjusting rod 62 translate reversely in the horizontal direction after being in tandem. Or when the driving device 8 does not work, the two ends of the first adjusting rod 61 and the second adjusting rod 62 are at the same horizontal position in the vertical direction; when the driving device 8 is operated, the horizontal position of one end of the first adjusting lever 61 is advanced or lagged behind one end of the second adjusting lever 62 in the vertical direction, thus serving to push the tilt angle adjusting block 32 to rotate to form a tilt angle.

In this embodiment, the gear box 71 includes a left end plate 72, and is fixed with mounting plate 51 by welding or fastener, a baffle 73 is arranged on one side of left end plate 72, a right end plate 74 is arranged on one side of baffle 73, a first spur gear 711, a second spur gear 712, a belt 713 are all arranged between left end plate 72 and baffle 73 for limiting and clamping the baffle, preventing the translation thereof, and a driven bevel gear 714 and a driving bevel gear 715 are both arranged between baffle 73 and right end plate 74. The left end plate 72, the baffle plate 73 and the right end plate 74 are waist-shaped plates and are arranged horizontally in parallel at intervals, and the left end plate 72 and the right end plate 74 are identical in structure size. Gear box 71 still includes side cap board 75, top cap board 76, end cap board 77, side cap board 75 is the square plate, has 2, sets up respectively in left end board 72, baffle 73, the common both sides of right-hand member board 74, top cap board 76, end cap board 77 structure size are unanimous, and for the arc, can become the semicircle by a square plate edge rolling circle and form, set up respectively at left end board 72, baffle 73, right-hand member board 74, the common top and bottom of side cap board 75, left end board 72, side cap board 75, top cap board 76, end cap board 77, baffle 73, right-hand member board 74 weld each other.

In this embodiment, a limiting ring 63 is welded to one end of each of the first adjusting rod 61 and the second adjusting rod 62, and the limiting ring 63 is disposed on one side of the right end plate 74. One end of each of the first adjusting rod 61 and the second adjusting rod 62 contacts the inclination angle connecting block 31, and the other end thereof sequentially penetrates through the connecting block 31, the mounting plate 51, the left end plate 72, the baffle plate 73 and the right end plate 74. The limiting ring 63 is annular, and is used as resistance when one end or the right end of the first adjusting rod 61 or the second adjusting rod 62 moves to the right end plate 74, that is, used for limiting the translation of the two adjusting rods 6, and the limiting ring 63 can be removed from the whole mechanism.

In this embodiment, the lifting device 9 includes a driving portion 91, a motor is used, a driving rod 92 is connected to one side of the driving portion 91, the driving rod 92 is provided with an external thread, preferably a lead screw, the driving rod 92 is provided with a first slider 93 and a second slider 94, the shapes and sizes of the first slider 93 and the second slider 94 are the same, the first slider 93 and the second slider 94 are both provided with an internal thread, the thread turning directions are opposite, the driving portion 91 can drive the driving rod 92 to rotate, so that the first slider 93 and the second slider 94 can translate on the driving rod 92 in an opposite direction or in a back-to-back direction, and a link mechanism 95 is arranged on one side of the driving rod 92. The driving portion 91, the driving rod 92, the first slider 93, the second slider 94, the link mechanism 95, and the limiting seat are a group of matched whole, there are several groups, preferably 2 groups, or the number of these components is preferably 2, and these components are symmetrically distributed on two sides of the base 1 or the bottom plate 52. The device can drive the lifting of the bottom plate 52, and is indirectly used for lifting the model tire.

In this embodiment, the driving portion 91 is fixed to the base 1, and one end of the driving rod 92 is movably connected to a limiting seat, so that the limiting seat and the base 1 can rotate relatively. The limiting seat is not limited in shape, is axially fixed with the driving rod 92, facilitates rotation of the driving rod 92, is used for limiting sliding of the first sliding block 93 and the second sliding block 94, and can also be used as a support for the bottom.

In this embodiment, the link mechanism 95 includes a plurality of link units 951 movably connected to each other, and the link units 951 include a first link 9511 and a second link 9512 which are movably connected to each other in a crossing manner and can rotate relatively, and one ends of the first link 951 and the second link 9512 are movably connected to each other and can rotate relatively, and both ends of the first link 951 and the second link 951 are movably connected to the bottom plate 52 and can rotate relatively to the bottom plate 52, and the other ends of the first link 951 and the second link 951 are movably connected to the first slider 93 and the second slider 94 and can rotate relatively to the two sliders. Or a plurality of link units 951 are arranged between the bottom plate 52 and the two sliding blocks in the vertical direction, wherein the top of the topmost link unit 951 is connected with the bottom plate 52 through a hinge, the bottom of the topmost link unit 951 is connected with the middle link unit 951 through a hinge, the middle link units 951 are hinged with each other, the top of the bottommost link unit 951 is hinged with the middle link unit 951, and the bottom of the bottommost link unit 951 is hinged with the two sliding blocks. First connecting rod 9511 and second connecting rod 9512 structure are unanimous, are the cylindricality, and the centre all is equipped with cooperation groove 9513, can be the rectangular channel for adopt hinged joint after laminating contact each other, the two can take place relative counter-rotation for the rotation axis by this hinge. The driving part 91 can drive the driving rod 92 to rotate, so that the first slider 93 and the second slider 94 horizontally translate towards or away from each other on the driving rod 92, and the plurality of first connecting rods 9511 and the plurality of second connecting rods 9512 rotate towards or away from each other around the hinges at the middle parts of the first connecting rods and the second connecting rods, thereby lifting or lowering the height of the bottom plate 52 and realizing the lifting of the model tire.

The utility model discloses a theory of operation as follows: the driving device 8 rotates to drive the transmission device 7 to work, namely, the driving rod 716 rotates to drive the driving bevel gear 715 to rotate, the driven bevel gear 714 rotates to enable the first straight gear 711 and the driven bevel gear 714 to rotate synchronously, the second straight gear 712 and the first straight gear 711 rotate synchronously through the belt 713, and as the first straight gear 711 and the second straight gear 712 are respectively connected with the first adjusting rod 61 and the second adjusting rod 62 through internal and external threads, the thread turning directions of the two adjusting rods 6 or the two straight gears are opposite, and the first straight gear 711, the second straight gear 712 and the belt 713 are clamped between the left end plate 72 and the baffle plate 73 and cannot translate, the first adjusting rod 61 and the second adjusting rod 62 perform reverse translation in the front and back in the horizontal direction, and the inclination angle adjusting block 32 is pushed to rotate in the inclination angle adjusting groove 311, so that the fixed bearing 2 rotates to form an inclination angle, and the model tire and the fixed bearing 2 form an inclination angle after being fixed.

The utility model discloses the advantage of implementing: through foretell scheme, this mechanism ability automatically regulated tire inclination, it is efficient, labour saving and time saving, simple structure, convenient to use, it is convenient to install or dismantle.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An automatic inclination angle adjusting mechanism for a model tire comprises a base (1), wherein a fixed bearing (2) is arranged on the base (1), one side of the fixed bearing (2) is provided with an inclination angle adjusting device (3), the inclination angle adjusting device (3) comprises a connecting block (31), an inclination angle adjusting groove (311) is arranged in the connecting block (31), an inclination angle adjusting block (32) is arranged in the inclination angle adjusting groove (311), is fixed with the fixed bearing (2), one side of the connecting block (31) is provided with a connecting rod (4), it is characterized in that one side of the connecting rod (4) is provided with a mounting seat (5), two ends of the connecting block (31) are respectively provided with an adjusting rod (6), one end of the connecting block is connected with the inclination angle adjusting block (32), the other end of the connecting block is connected with the mounting seat (5), a transmission device (7) is arranged at one side of the adjusting rod (6), a driving device (8) is arranged at one side of the transmission device (7), both the transmission device and the driving device are fixed with the mounting seat (5), one side of the mounting seat (5) is provided with a lifting device (9), is fixed with the base (1), the driving device (8) can drive the transmission device (7) to drive the adjusting rod (6) to translate relative to the mounting seat (5), so that the inclination angle adjusting block (32) rotates in the inclination angle adjusting groove (311), the lifting device (9) can drive the mounting seat (5) to lift.

2. An automatic inclination angle adjusting mechanism for model tyre as claimed in claim 1, wherein said mounting seat (5) comprises a mounting plate (51) and a bottom plate (52) which are fixedly connected, said adjusting rod (6) is movably connected with the mounting plate (51), and said bottom plate (52) is connected with the lifting device (9).

3. The automatic inclination angle adjusting mechanism for model tires according to claim 2, characterized in that the adjusting rod (6) comprises a first adjusting rod (61) and a second adjusting rod (62), both of which are provided with external threads and have opposite thread directions, and both of which are connected with the inclination angle adjusting block (32) at one end and the mounting plate (51) at the other end.

4. The automatic model tire inclination angle adjusting mechanism according to claim 1, characterized in that the transmission device (7) comprises a gear box (71), a first straight gear (711) and a second straight gear (712) are arranged in the gear box (71) and are in transmission connection through a belt (713), a driven bevel gear (714) is arranged on one side of the first straight gear (711), a driving bevel gear (715) is connected to one side of the driven bevel gear (714), a driving rod (716) is connected to one side of the driving bevel gear (715), and the driving rod (716) is connected to the driving device (8).

5. An automatic model tire inclination adjusting mechanism according to claim 4, wherein the first spur gear (711) and the second spur gear (712) are internally threaded and have opposite thread directions, and are respectively connected to the first adjusting lever (61) and the second adjusting lever (62), and the driven bevel gear (714) is internally threaded and is connected to the first adjusting lever (61).

6. The automatic model tire inclination angle adjusting mechanism of claim 5, wherein the gear box (71) comprises a left end plate (72) fixed to the mounting plate (51), a baffle plate (73) is arranged on one side of the left end plate (72), a right end plate (74) is arranged on one side of the baffle plate (73), the first straight gear (711), the second straight gear (712) and the belt (713) are arranged between the left end plate (72) and the baffle plate (73), and the driven bevel gear (714) and the driving bevel gear (715) are arranged between the baffle plate (73) and the right end plate (74).

7. An automatic inclination angle adjusting mechanism for model tires according to claim 6, characterized in that, the first adjusting lever (61) and the second adjusting lever (62) are provided with a limiting ring (63) at one end, and the limiting ring (63) is provided at one side of the right end plate (74).

8. The automatic model tire inclination angle adjusting mechanism according to claim 1, wherein the lifting device (9) comprises a driving portion (91), a driving rod (92) is connected to one side of the driving portion (91), the driving rod (92) is provided with an external thread, a first slider (93) and a second slider (94) are arranged on the driving rod (92), the first slider and the second slider are provided with internal threads, the threads of the first slider and the second slider are opposite, the driving portion (91) can drive the driving rod (92) to rotate, so that the first slider (93) and the second slider (94) can translate on the driving rod (92) in opposite directions or opposite directions, and a link mechanism (95) is arranged on one side of the driving rod (92).

9. The automatic inclination angle adjusting mechanism for model tires according to claim 8, characterized in that the driving part (91) is fixed with the base (1), one end of the driving rod (92) is movably connected with a limiting seat, the limiting seat and the driving rod can rotate relatively, and the limiting seat is fixed with the base (1).

10. The automatic tilt angle adjusting mechanism for model tires according to claim 8, characterized in that the link mechanism (95) comprises a plurality of link units (951) movably connected to each other, the link units (951) comprise a first link (9511) and a second link (9512) movably connected in a crossing manner, one end of each link unit is movably connected to the bottom plate (52), and the other end of each link unit is movably connected to the first slider (93) and the second slider (94).