Aviation tire expanding machine

Abstract

The utility model relates to the technical field of tire expanding machines, in particular to an aviation tire expanding machine, which drives a support table to move upwards through a support device, so that the expanded position of the lower part of a tire supported by the support table is turned upwards, the overhaul and maintenance convenience of the expanded tire is improved, and the use convenience is improved; comprising a base and a supporting table, and the supporting table is arranged on the base; the device comprises a base, a supporting table and further comprises a supporting device, a moving device, an expanding device, two sets of sliding blocks, two sets of first supporting rollers and two sets of motors, the supporting device is arranged on the base and used for supporting the supporting table to ascend and descend, and the two sets of sliding blocks are installed on the moving device which is used for driving the two sets of sliding blocks to move oppositely; the two sets of first supporting rollers are rotationally installed on the two sets of sliding blocks respectively, the two sets of motors are installed on the two sets of sliding blocks respectively and concentrically connected with the two sets of first supporting rollers, and an expansion device is arranged on the base and used for expanding a tire.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of tire expander, particularly to an aviation tire expander. BACKGROUND

[0002] As a core component to ensure the safety of aircraft take-off and landing, aviation tires need to withstand extreme working conditions. Ordinary two-jaw / four-jaw tire expander expands the tire bead by pneumatic or hydraulic drive, which has poor use effect.

[0003] For example, the patent with the authorization announcement number CN221686066U, which discloses an aviation tire expander, proposes a device specially used for aviation tire expansion inspection, so as to set the inspection height and rotating roller distance of tires of various sizes according to the requirements, thereby achieving the purpose of automatic, rapid and safe expansion pressure inspection. The device includes a base assembly, a lifting assembly connected to the base assembly to carry and drive the rotation assembly, and a tire expansion assembly. The rotation assembly is used to vertically carry the aviation tire to be inspected and drive it to rotate.

[0004] However, it is found that the device has poor tire expansion effect, which reduces the convenience of use. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides an aviation tire expander which drives the support table upward by the support device, turns up the position of the lower part of the tire supported by the support table upward, improves the maintenance convenience of the expanded tire, and improves the use convenience.

[0006] The utility model discloses an aviation tire expander which includes a base and a support table, the support table is arranged on the base, further includes a support device, a moving device, an expansion device, two groups of sliding blocks, two groups of first support rollers and two groups of motors, the support device is arranged on the base and is used to support the lifting and movement of the support table, the two groups of sliding blocks are installed on the moving device, the moving device is used to drive the opposite movement of the two groups of sliding blocks, the two groups of first support rollers are respectively rotatably installed on the two groups of sliding blocks, the two groups of motors are respectively installed on the two groups of sliding blocks and are concentrically connected with the two groups of first support rollers, the expansion device is arranged on the base and is used to expand the tire, the bottom of the tire is placed on the support table, then the two groups of sliding blocks are driven to move oppositely by the moving device, the two groups of first support rollers support and limit the two sides of the tire, then the two sides of the lower part of the tire are expanded forward and backward by the expansion device, the tire expansion action is realized, the support table is driven upward by the support device, the position of the lower part of the tire supported by the support table is turned up upward, thereby improving the maintenance convenience of the expanded tire, the two groups of first support rollers are driven to rotate by the two groups of motors, the first support rollers drive the tire to rotate and change the expansion position, and the use convenience is improved.

[0007] Preferably, the expansion device comprises two sets of guides, two sets of bases, two sets of first electric cylinders, two sets of L-shaped pieces, multiple sets of guide columns and two sets of second electric cylinders, the two sets of guides are mounted at the top end of the base, the two sets of bases are respectively slidably mounted on the two sets of guides, the two sets of first electric cylinders are respectively mounted on the outer sidewalls of the two sets of guides, the moving ends of the two sets of first electric cylinders are respectively connected with the outer sidewalls of the two sets of bases, the two sets of L-shaped pieces are respectively slidably mounted on the two sets of bases through the multiple sets of guide columns, and the two sets of second electric cylinders are respectively mounted between the two sets of bases and the two sets of L-shaped pieces; after the tire is placed between the support table and the two sets of first support rollers, the two sets of bases are moved by the two sets of first electric cylinders, so that the ends of the two sets of L-shaped pieces move to the lower part of the tire, then the two sets of L-shaped pieces are moved away from each other, so that the two sets of L-shaped pieces expand the lower part of the tire, and the convenience of tire expansion is improved.

[0008] Preferably, the device further comprises a support, a second support roller and a third electric cylinder, the support is mounted at the top end of the base, the second support roller is rotatably mounted on the moving end of the third electric cylinder, and the third electric cylinder is mounted at the top end of the support; after the tire is placed on the support table, the tire is pressed downward by the second support roller driven by the third electric cylinder, and the positioning stability of the tire is improved.

[0009] Preferably, the moving device comprises a guide groove and two sets of fourth electric cylinders, the guide groove is mounted on the base, the two sets of sliding blocks are slidably mounted on the guide groove, the two sets of fourth electric cylinders are mounted on the outer sidewalls of the guide groove, and the moving ends of the two sets of fourth electric cylinders are respectively connected with the outer sidewalls of the two sets of sliding blocks; the two sets of sliding blocks are slid oppositely by the two sets of fourth electric cylinders, and the fixing convenience of the two sets of first support rollers to the tire is improved.

[0010] Preferably, the support device comprises a fifth electric cylinder, the fifth electric cylinder is mounted at the top end of the base, and the support table is mounted on the moving end of the fifth electric cylinder; the support table is moved up and down by the fifth electric cylinder, and the convenience of turning up the tire expansion position upward is improved.

[0011] Preferably, the device further comprises two sets of limiting pieces, and the two sets of limiting pieces are respectively arranged at the ends of the two sets of L-shaped pieces; the fixing and expansion stability of the ends of the two sets of L-shaped pieces to the tire is improved by arranging the two sets of limiting pieces.

[0012] Preferably, the two sets of first support rollers are made of rubber material; the anti-skid effect between the two sets of first support rollers and the tire is improved.

[0013] Compared with the prior art, the beneficial effects of the utility model are that the tire bottom is placed on the support table, then two groups of sliders are driven to move oppositely by the moving device, two groups of first support rollers support and limit the two sides of the tire, then the two sides of the lower part of the tire are expanded front and back by the expansion device, the tire expanding action is realized, at the same time, the support table is driven to move upward by the supporting device, the position of the support table supporting the lower part of the expanded tire is turned upward, thereby improving the maintenance convenience of the tire after tire expansion, two groups of first support rollers are driven to rotate by two groups of motors, the first support rollers drive the tire to rotate and change the expansion position, and the convenience of use is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the axonometric structure schematic diagram of the utility model;

[0015] Figure 2 is the axonometric local structure schematic diagram of the base and the support etc.

[0016] Figure 3 is the axonometric local structure schematic diagram of the second support roller and the third electric cylinder etc.

[0017] Figure 4 is the axonometric local structure schematic diagram of the base and the guide column etc.

[0018] Figure 5 is the axonometric local structure schematic diagram of the support table and the fifth electric cylinder etc.

[0019] Markings in the drawings: 1, base; 2, support table; 3, slider; 4, first support roller; 5, motor; 6, guide piece; 7, base; 8, first electric cylinder; 9, L-shaped piece; 10, guide column; 11, second electric cylinder; 12, support; 13, second support roller; 14, third electric cylinder; 15, guide groove; 16, fourth electric cylinder; 17, fifth electric cylinder; 18, limiting piece. DETAILED DESCRIPTION

[0020] In order to facilitate understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Embodiment 1

[0022] As Figures 1 to 5As shown, the utility model of an aviation tire expanding machine, including base 1 and support platform 2, support platform 2 sets up on base 1;It also includes support device, moving device, expansion device, two groups of sliding blocks 3, two groups of first support roller 4 and two groups of motor 5, the support device is provided on base 1, and the support device is used to support the lifting movement of support platform 2, two groups of sliding blocks 3 are installed on moving device, and moving device is used to drive two groups of sliding blocks 3 to move oppositely, two groups of first support roller 4 are rotatably installed on two groups of sliding blocks 3, and two groups of motor 5 are rotatably installed on two groups of sliding blocks 3 and are concentrically connected with two groups of first support roller 4, and the expansion device is provided on base 1, and the expansion device is used to expand the tire;

[0023] As Figure 3 Shown, the expansion device includes two groups of guides 6, two groups of bases 7, two groups of first electric cylinders 8, two groups of L-shaped pieces 9, multiple groups of guide columns 10 and two groups of second electric cylinders 11, two groups of guides 6 are installed on the top end of base 1, two groups of bases 7 are slidably installed on two groups of guides 6, two groups of first electric cylinders 8 are installed on the outer side wall of two groups of guides 6, the moving end of two groups of first electric cylinders 8 is connected with the outer side wall of two groups of bases 7, two groups of L-shaped pieces 9 are slidably installed on two groups of bases 7 through multiple groups of guide columns 10, and two groups of second electric cylinders 11 are installed between two groups of bases 7 and two groups of L-shaped pieces 9;

[0024] In the embodiment, the tire bottom is placed on the support platform 2, then the moving device drives two groups of sliding blocks 3 to move oppositely, so that two groups of first support rollers 4 support and limit the two sides of the tire, then the expansion device expands the front and back of the two sides of the lower part of the tire, realizes the tire expanding action, simultaneously drives the support platform 2 to move upward through the support device, so that the position of the support platform 2 supporting the expansion of the lower part of the tire is turned up, thereby improving the convenience of maintenance after tire expansion, and the first support rollers 4 drive the tire to rotate to replace the expansion position through the rotation of two groups of motor 5, thereby improving the convenience of use.

[0025] Embodiment 2

[0026] On the basis of embodiment 1, as Figure 3 Shown, the utility model of an aviation tire expanding machine further includes a bracket 12, a second support roller 13 and a third electric cylinder 14, the bracket 12 is installed on the top end of the base 1, the second support roller 13 is rotatably installed on the moving end of the third electric cylinder 14, and the third electric cylinder 14 is installed on the top end of the bracket 12;

[0027] As Figure 3 Shown, the moving device includes a guide slot 15 and two groups of fourth electric cylinders 16, the guide slot 15 is installed on the base 1, two groups of sliding blocks 3 are slidably installed on the guide slot 15, and two groups of fourth electric cylinders 16 are installed on the outer side wall of the guide slot 15, and the moving end of two groups of fourth electric cylinders 16 is connected with the outer side wall of two groups of sliding blocks 3.

[0028] As Figure 5 shown, the support device includes a fifth electric cylinder 17, which is installed at the top end of the base 1, and the support table 2 is installed at the moving end of the fifth electric cylinder 17;

[0029] As Figure 4 shown, it also includes two sets of limiting pieces 18, which are respectively arranged at the end portions of the two sets of L-shaped pieces 9;

[0030] As Figure 1 shown, the two sets of first supporting rollers 4 are made of rubber;

[0031] In this embodiment, when the tire is placed between the support table 2 and the two sets of first supporting rollers 4, the two sets of bases 7 are moved by the two sets of first electric cylinders 8, so that the end portions of the two sets of L-shaped pieces 9 are moved into the lower portion of the tire, and then the two sets of L-shaped pieces 9 are moved away from each other, so that the two sets of L-shaped pieces 9 expand the lower portion of the tire, thereby improving the convenience of tire expansion. When the tire is placed on the support table 2, the second supporting roller 13 is moved downward by the third electric cylinder 14 to press the tire, thereby improving the positioning stability of the tire.

[0032] The aviation tire expander of the utility model, when working, places the tire bottom on the support table 2, and then moves the two sets of sliding blocks 3 in the opposite direction by the moving device, so that the two sets of first supporting rollers 4 support and limit the two sides of the tire, and then expands the two sides of the lower portion of the tire by the expanding device, realizes the tire expansion action, and moves the support table 2 upward by the support device, so that the position of the support table 2 supporting the expansion of the lower portion of the tire is turned upward, and the two sets of first supporting rollers 4 are rotated by the two sets of motors 5, so that the first supporting rollers 4 rotate to change the expansion position of the tire.

[0033] The motor 5, the first electric cylinder 8, the second electric cylinder 11, the third electric cylinder 14, the fourth electric cylinder 16 and the fifth electric cylinder 17 of the aviation tire expander of the utility model are purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, without the technical personnel in the field paying creative labor.

[0034] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. An aircraft tyre expander comprising a base (1) and a support table (2) arranged on the base (1); characterised in that, It also includes a support device, a moving device, an expansion device, two sets of sliders (3), two sets of first support rollers (4) and two sets of motors (5). The support device is provided on the base (1) and is used to support the support platform (2) to move up and down. The two sets of sliders (3) are installed on the moving device and are used to drive the two sets of sliders (3) to move in opposite directions. The two sets of first support rollers (4) are rotatably installed on the two sets of sliders (3) respectively. The two sets of motors (5) are installed on the two sets of sliders (3) respectively and are concentrically connected to the two sets of first support rollers (4). The expansion device is provided on the base (1) and is used to expand the tire.

2. An aircraft tire expander as defined in claim 1, wherein, The expansion device includes two sets of guide members (6), two sets of bases (7), two sets of first electric cylinders (8), two sets of L-shaped members (9), multiple sets of guide columns (10), and two sets of second electric cylinders (11). The two sets of guide members (6) are installed on the top of the base (1). The two sets of bases (7) are slidably installed on the two sets of guide members (6). The two sets of first electric cylinders (8) are installed on the outer side walls of the two sets of guide members (6). The moving ends of the two sets of first electric cylinders (8) are connected to the outer side walls of the two sets of bases (7). The two sets of L-shaped members (9) are slidably installed on the two sets of bases (7) through multiple sets of guide columns (10). The two sets of second electric cylinders (11) are installed between the two sets of bases (7) and the two sets of L-shaped members (9).

3. An aircraft tire expander as defined in claim 1, wherein, It also includes a bracket (12), a second support roller (13) and a third electric cylinder (14). The bracket (12) is mounted on the top of the base (1), the second support roller (13) is rotatably mounted on the moving end of the third electric cylinder (14), and the third electric cylinder (14) is mounted on the top of the bracket (12).

4. An aircraft tire expander as defined in claim 1, wherein, The moving device includes a guide groove (15) and two sets of fourth electric cylinders (16). The guide groove (15) is mounted on the base (1). Two sets of sliders (3) are slidably mounted on the guide groove (15). The two sets of fourth electric cylinders (16) are mounted on the outer wall of the guide groove (15). The moving ends of the two sets of fourth electric cylinders (16) are respectively connected to the outer walls of the two sets of sliders (3).

5. An aircraft tire expander as defined in claim 1 wherein, The support device includes a fifth electric cylinder (17), which is mounted on the top of the base (1), and a support platform (2) is mounted on the moving end of the fifth electric cylinder (17).

6. An aircraft tire expander as defined in claim 2 wherein, It also includes two sets of limiting members (18), which are respectively set at the ends of the two sets of L-shaped members (9).

7. An aircraft tire expander as defined in claim 1 wherein, The two sets of first support rollers (4) are made of rubber.

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