A peeling auxiliary device for repairing automobile tires

Abstract

The application discloses a peeling auxiliary device for automobile tire repair, which comprises a rack, a fixed table is fixedly connected to one side of the upper surface of the rack, an installation groove is arranged on the upper surface of the fixed table, a rotating motor is fixedly installed in the installation groove, a supporting table is rotatably installed at one end of the rotating motor, the supporting table is rotatably installed on the upper surface of the fixed table, a combined screw hole is arranged at one end of the supporting table, a combined screw is screwedly installed in the combined screw hole, an elastic protection pad is fixedly connected to the end of the combined screw, a fixed plate is fixedly connected to the outer surface of the fixed table, lifting telescopic rods are fixedly installed on the two sides of the fixed plate, U-shaped installation racks are fixedly connected to the rod heads of the lifting telescopic rods, and the bending rod and the tire peeling wheel are installed in combination with the longitudinal telescopic rod and the transverse telescopic rod, so that the tire can be rotated on the tire, the tire hub is conveniently separated, the peeling is high in efficiency, stability, convenience, operation and use and precision.

Description

TECHNICAL FIELD

[0001] The application relates to the field of automobile tire repair, in particular to a peeling auxiliary device for automobile tire repair. BACKGROUND

[0002] The automobile tire is one of important components of an automobile and is a component directly contacting a road surface, so that the automobile tire can alleviate the impact on the automobile and ensure good ride comfort and driving smoothness of the automobile.

[0003] Before the peeling operation of the automobile tire, the rubber skin layer of the tire needs to be coated with lubricating oil at a connection position with a wheel carrier, then the tire is fixed by using an instrument, and finally the tire is pressed and peeled, so that the peeling and dismounting process of the wheel is complicated, a single person is difficult to operate and time and labor are consumed, and in addition, the existing peeling machine cannot flexibly adjust the fixing of the tire disc because the sizes of the wheels of different vehicle models are different, thereby increasing the working difficulty of an operator.

[0004] In the tire peeling process of tire maintenance, the wheel assembly is not positioned, the accuracy and efficiency of the rotating tire peeling are affected, the tire is inconvenient to support and convey, manual carrying operation is required, and bit positioning operation is not facilitated, and a new auxiliary device needs to be proposed. SUMMARY

[0005] In view of the problems in the prior art, the application aims to provide a peeling auxiliary device for automobile tire repair, which is characterized in that a rotating motor and a support table are installed on a fixed table of a rack, a tire is positioned by means of a combination screw, rotation adjustment is facilitated, and stability and efficiency are high, a lifting telescopic rod and a U-shaped mounting bracket are installed on a fixed plate, a U-shaped bracket is hingedly installed, lifting and overturning adjustment are facilitated, tire conveying is facilitated, feeding and discharging are facilitated, safety and efficiency are high, a steering motor is installed on a right-angle plate, a bending rod and a tire peeling wheel are installed by means of a longitudinal telescopic rod and a transverse telescopic rod, and the tire peeling wheel can be positioned on the tire to perform rotation operation, the hub is facilitated to be separated, efficiency and stability are high, operation is facilitated, and accuracy is high.

[0006] To solve the above problems, the application adopts the following technical scheme.

[0007] A tire peeling auxiliary device for automobile tire repair, comprising a frame, a fixed platform fixedly connected to one side of the upper surface of the frame, a mounting groove provided on the upper surface of the fixed platform, a rotating motor fixedly mounted inside the mounting groove, a support platform rotatably mounted on one end of the rotating motor, the support platform rotatably mounted on the upper surface of the fixed platform, a combination threaded hole provided on one end of the support platform, a combination screw threadedly mounted on the internal thread of the combination threaded hole, and an elastic protective pad fixedly connected to the end position of the combination screw;

[0008] The outer surface of the fixed platform is fixedly connected to a fixing plate, and a lifting and telescopic rod is fixedly installed on both sides of the fixing plate, and the rod head of the lifting and telescopic rod is fixedly connected to a U-shaped mounting bracket, and the U-shaped mounting bracket is slidably connected to the outer position of the fixed platform, and one end of the U-shaped mounting bracket is hinged with a hinge plate, and one end of the hinge plate is fixedly connected to the U-shaped bracket, and one end of the U-shaped bracket is fixedly connected to a limiting plate, and the U-shaped bracket is swingably connected to the outer position of the fixed platform, and circular rods are fixedly connected to both sides of the outer surface of the U-shaped bracket, and a supporting roller is rotatably installed on the outer surface of the circular rod, and one end of the supporting roller is provided with a countersunk hole, and a mounting screw is rotatably installed inside the countersunk hole, and the mounting screw is threadedly installed at the end position of the circular rod;

[0009] One end of the frame is fixedly connected to a right-angle plate, one side of the right-angle plate is fixedly installed with a control console, the lower surface of the right-angle plate is fixedly installed with a vertical telescopic rod, the rod head of the vertical telescopic rod is fixedly installed with a steering motor, one end of the steering motor is rotatably installed with a steering block, one side of the steering block is fixedly installed with a transverse telescopic rod, the rod head of the transverse telescopic rod is fixedly installed with a connecting rod, one end of the connecting rod is fixedly connected to a bending rod, the rod head of the bending rod is provided with a notch groove, the inside of the notch groove is rotatably installed with a tire-changing wheel, and the tire-changing wheel is located on one side of the support platform.

[0010] Furthermore, one end of the U-shaped bracket is fixedly connected to a limit head, the limit head is located on one side of the hinged plate, and the limit head is located at the end of the U-shaped mounting frame. By connecting the limit head through the U-shaped bracket, the flip adjustment angle can be limited to ensure horizontal alignment for transportation and improve the accuracy of tire loading and unloading.

[0011] Furthermore, adjustable telescopic rods are fixedly installed on both sides of the U-shaped mounting frame, and the rod heads of the adjustable telescopic rods are fixedly connected to circular push rods, and the circular push rod supports are connected to the bottom surface of the U-shaped bracket. By adjusting the telescopic rods to install the circular push rods, the U-shaped bracket can be pushed to flip, which is convenient for control and adjustment, stable and efficient.

[0012] Furthermore, the outer surface of the steering block is provided with alignment grooves, and the alignment grooves are symmetrically distributed on both side surfaces of the steering block.

[0013] Furthermore, one side of the steering motor is fixedly connected to a positioning head, which is elastically clamped to the inner side of the positioning slot. The positioning head is connected through the positioning slot to assist in limiting, ensure the stability of the rotation adjustment, and facilitate adjustment.

[0014] Furthermore, a cavity is provided inside the bending rod, and one end opening of the cavity is located inside the notch groove.

[0015] Furthermore, a threaded barrel is threadedly installed at one end of the cavity, and the threaded barrel is threadedly installed at the end position of the bending rod. A hose is fixedly installed on one side of the threaded barrel, and the hose is located on one side of the right-angle plate. By installing the threaded barrel and the hose in the cavity, they can be combined and connected and positioned to facilitate the delivery of lubricating liquid for auxiliary lubrication and cooling, thereby improving the safety of tire rotation.

[0016] Furthermore, a pump head is fixedly mounted on one end of the hose, and one end of the pump head is fixedly connected to the box through a pipeline.

[0017] Furthermore, the box body is fixedly mounted on one end surface of the frame, and the box body is located on one side of the right-angle plate. The box body is connected to the pump head, which can stably deliver lubricating liquid to ensure the safety of tire changing.

[0018] Compared with the prior art, the advantages of the present invention are:

[0019] (1) This solution installs the rotating motor and the support platform through the fixed platform on the frame, and uses the combination screws to position the tire, which is convenient for rotation adjustment, stable and efficient. The lifting telescopic rod and the U-shaped mounting frame are installed through the fixed plate, so as to articulate the U-shaped bracket, which is convenient for lifting and flipping adjustment, convenient for conveying tires, and convenient for loading and unloading. It is safe and efficient. At the same time, the steering motor is installed through the right-angle plate, and the bending rod and the tire-lifting wheel are installed in combination with the longitudinal telescopic rod and the transverse telescopic rod. They can be aligned with the tire for rotation operation, which is convenient for separating the wheel hub, efficient and stable, easy to operate and use, and high precision.

[0020] (2) By connecting the limit head with a U-shaped bracket, the angle of the flip adjustment can be limited to ensure horizontal alignment and improve the accuracy of tire loading and unloading.

[0021] (3) By adjusting the telescopic rod and installing the circular push rod, the U-shaped bracket can be pushed to flip, which is convenient for control and adjustment, stable and efficient.

[0022] (4) Connecting the alignment head through the alignment slot can assist in limiting the position, ensure the stability of the rotation adjustment, and facilitate adjustment.

[0023] (5) The threaded barrel and the hose are installed through the cavity, which can be combined, connected and positioned to facilitate the delivery of lubricating fluid for auxiliary lubrication and cooling, thereby improving the safety of tire rotation.

[0024] (6) By connecting the pump head to the box, the lubricating fluid can be stably delivered to ensure the safety of the tire. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the present invention;

[0026] Figure 2 It is a schematic diagram of the planar structure of the present invention;

[0027] Figure 3 It is a partial structural diagram of the connection between the bending tube and the tire breaker wheel of the present invention;

[0028] Figure 4 This is a partial structural diagram of the connection between the U-shaped bracket and the support roller of the present invention;

[0029] Figure 5 A side view schematic diagram of the connection between the U-shaped bracket and the U-shaped mounting bracket of the present invention;

[0030] Figure 6 A three-dimensional structural diagram of the connection between the bending rod and the tire-changing wheel of the present invention;

[0031] Figure 7 It is a three-dimensional structural diagram of the U-shaped bracket of the present invention;

[0032] Figure 8 It is a three-dimensional schematic diagram of the support roller of the present invention.

[0033] Description of the numbers in the figure:

[0034] 1 frame, 11 fixed platform, 12 mounting slot, 13 rotating motor, 14 support platform, 15 combination threaded hole, 16 combination screw, 17 elastic protective pad, 2 fixed plate, 21 lifting telescopic rod, 22 U-type mounting frame, 23 hinged plate, 24 U-type bracket, 25 limit plate, 26 round rod, 27 supporting roller, 28 countersunk hole, 29 mounting screw, 3 limit head, 31 adjusting telescopic rod, 32 round push rod, 33 right-angle plate, 34 control console, 35 vertical telescopic rod, 36 steering motor, 37 steering block, 38 horizontal telescopic rod, 4 connecting rod, 41 bending rod, 42 notched groove, 43 tire changer, 44 alignment groove, 45 alignment head, 46 cavity, 47 threaded cylinder, 48 hose, 5 pump head, 51 box. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that 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 embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0036] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 7 A peeling auxiliary device for automobile tire repair includes a frame 1. A fixed platform 11 is fixedly connected to one side of the upper surface of the frame 1. The upper surface of the fixed platform 11 is provided with a mounting groove 12. A rotating motor 13 is fixedly installed inside the mounting groove 12. A support platform 14 is rotatably installed at one end of the rotating motor 13. When in use, the wheel hub can be placed on the support platform 14, and the support platform 14 is rotated by the rotating motor 13, thereby rotating the wheel hub in a circle, and the tire and wheel hub can be separated in a circle, which is convenient for adjustment and use, and is convenient and efficient. The support platform 1 4 is rotatably mounted on the upper surface of the fixing platform 11. One end of the support platform 14 is provided with a combination threaded hole 15. The internal thread of the combination threaded hole 15 is installed with a combination screw 16. The end of the combination screw 16 is fixedly connected with an elastic protective pad 17. The wheel hub is positioned and placed on the support platform 14, and then the combination screw 16 is inserted and threaded into the combination threaded hole 15. The wheel hub is pressed and positioned with the elastic protective pad 17, which can ensure stable assembly and avoid scratching the surface, ensuring safety and stability, and convenient rotation and disassembly, which is conducive to auxiliary use.

[0037] The outer surface of the fixed platform 11 is fixedly connected to the fixed plate 2, and the two sides of the fixed plate 2 are fixedly installed with a lifting telescopic rod 21. The rod head of the lifting telescopic rod 21 is fixedly connected to the U-shaped mounting frame 22. The lifting telescopic rod 21 is connected to the U-shaped mounting frame 22, which can be raised and lowered for easy control and use, and is conducive to assisting the upper and lower tires and the maintenance of the tires. The U-shaped mounting frame 22 is slidably connected to the outer position of the fixed platform 11, and one end of the U-shaped mounting frame 22 is hinged with a hinge plate 23, and one end of the hinge plate 23 is fixedly connected A U-shaped bracket 24 is connected, one end of the U-shaped bracket 24 is fixedly connected to a limit plate 25, the U-shaped bracket 24 is swingably connected to the outer position of the fixed platform 11, and both sides of the outer surface of the U-shaped bracket 24 are fixedly connected to a circular rod 26, and the outer surface of the circular rod 26 is rotatably mounted with a support roller 27, and one end of the support roller 27 is provided with a countersunk hole 28, and the interior of the countersunk hole 28 is rotatably mounted with a mounting screw 29. The mounting screw 29 is connected by the countersunk hole 28, and the support roller 27 can be connected and positioned to the circular rod 26 to avoid It is free from falling off and can support the movement of the wheel hub by rotating the supporting roller 27, which is convenient for conveying and adjusting, and is beneficial for loading and unloading the wheel hub and facilitating the tire changing operation. It is efficient and stable. The mounting screw 29 is threadedly installed at the end position of the round rod 26. When in use, the U-shaped bracket 24 can be flipped around the hinge plate 23 to an inclined position and maintained at forty-five to sixty degrees. Then the wheel hub can be placed on the limiting plate 25 and can be leaned on the U-shaped bracket 24. Then the U-shaped bracket 24 can be adjusted to a horizontal position and the lifting and lowering can be controlled. The telescopic rod 21 extends to push the U-shaped mounting frame 22 and the U-shaped bracket 24 to rise, which can push the wheel hub above the support platform 14. Then, the support roller 27 rolls to facilitate the wheel hub to move to the support platform 14. Then, the lifting telescopic rod 21 is controlled to retract, and the U-shaped bracket 24 is lowered. The wheel hub is automatically placed on the support platform 14, which is conducive to alignment and transportation, convenient positioning and installation, stable and efficient. After the tire is changed, the reverse operation can be performed, which is conducive to disassembling the tire for unloading, facilitating tire maintenance and use, and convenient for assisting tire changing.

[0038] The one end of the rack 1 is fixedly connected with a right-angle plate 33, one side of the right-angle plate 33 is fixedly installed with a control console 34, the display screen and the control button can be connected through the installation of the control console 34, the action of each component is facilitated to control, the operation is convenient, the lower surface of the right-angle plate 33 is fixedly installed with a vertical telescopic rod 35, the rod head of the vertical telescopic rod 35 is fixedly installed with a steering motor 36, the steering motor 36 is connected through the vertical telescopic rod 35, the control height can be lifted, and the direction is facilitated to rotate and adjust, so that the upper and lower positions of the tire are positioned, the tire is facilitated to be pulled out after the two sides are separated, it is accurate and efficient, and it is convenient to use, one end of the steering motor 36 is rotatably installed with a steering block 37, one side of the steering block 37 is fixedly installed with a horizontal telescopic rod 38, the rod head of the horizontal telescopic rod 38 is fixedly installed with a connecting rod 4, one end of the connecting rod 4 is fixedly connected with a bent rod 41, the rod head of the bent rod 41 is provided with a notched groove 42, the notched groove 42 is rotatably installed with a tire pulling wheel 43, the tire pulling wheel 43 is located at one side of the support table 14, when in use, the steering motor 36 can be controlled to rotate with the steering block 37, so that the position of the bent rod 41 is adjusted, and the vertical telescopic rod 35 is controlled to retract, the height position is adjusted, then the horizontal telescopic rod 38 is controlled to extend and retract, the horizontal position is adjusted, the tire pulling wheel 43 can be pressed to the connecting position between the tire and the hub, then the rotating motor 13 is controlled to rotate with the support table 13 and the hub, the tire and the hub can be operated to separate in a circle, then the tire pulling wheel 43 is separated, the steering motor 36 is controlled to rotate with the steering block 37, the bent rod 41 and the tire pulling wheel 43 can be adjusted to be below the hub, after being tightly pushed up, the circle is rotated, the lower connecting position can be rotated and separated, so that the two side surfaces of the tire and the hub are completely separated, the tire is facilitated to be pulled down from the surface of the hub, so that the tire pulling operation is completed, it is convenient to assist in maintenance, it is accurate and efficient, and it is convenient to use.

[0039] Further, one end of the U-shaped bracket 24 is fixedly connected with a limiting head 3, the limiting head 3 is located at one side of the hinged plate 23, and the limiting head 3 is located at the end of the U-shaped mounting bracket 22, the limiting head can be connected through the U-shaped bracket to limit the angle of the overturning adjustment, ensure that the horizontal position is transported, and the accuracy of the tire feeding and discharging is improved.

[0040] Please refer to Figure 2 and Figure 5When the telescopic rod 31 is retracted and adjusted, the U-shaped bracket 24 can be pushed upward to adjust the horizontal position, and the limit head 3 at the end position will be pressed against the U-shaped mounting bracket 22 to assist in limiting the position and ensure the stability of the horizontal adjustment. When you want to retract the telescopic rod 31 first, the U-shaped bracket 24 can be flipped downward by gravity, which is conducive to placing the wheel hub after tilt adjustment, and is conducive to loading and unloading. It has high adaptability, high efficiency and stability.

[0041] See also Figure 2 and Figure 3 The outer surface of the steering block 37 is provided with an alignment groove 44, and the alignment grooves 44 are symmetrically distributed on the two side surfaces of the steering block 37. One side of the steering motor 36 is fixedly connected with an alignment head 45, and the alignment head 45 is elastically snapped into the inner side of the alignment groove 44. The alignment head is connected through the alignment groove to assist in limiting, ensure the stability of the rotation adjustment, and facilitate adjustment. When steering adjustment, the alignment head 45 is connected through the alignment groove 44 to assist in alignment, ensure accuracy, and facilitate separation of the upper and lower positions of the tire, which is convenient and stable.

[0042] See also Figure 3 and Figure 6 A cavity 46 is provided inside the bending rod 41, and one end of the cavity 46 is opened inside the notch groove 42. A threaded barrel 47 is threadedly installed at one end of the cavity 46, and the threaded barrel 47 is threadedly installed at the end position of the bending rod 41. A hose 48 is fixedly installed on one side of the threaded barrel 47, and the hose 48 is located on one side of the right-angle plate 33. By installing the threaded barrel and the hose in the cavity, they can be combined and connected for positioning, which is convenient for conveying lubricating fluid for auxiliary lubrication and cooling, thereby improving the safety of tire rotation.

[0043] See also Figure 2 and Figure 6 One end of the hose 48 is fixedly installed with a pump head 5, and one end of the pump head 5 is fixedly connected to a box body 51 through a pipeline. The box body 51 is fixedly installed on the surface of one end of the frame 1, and the box body 51 is located on one side of the right-angle plate 33. The pump head is connected to the box body, so that the lubricating liquid can be stably transported to ensure the safety of the tire changing. The lubricating liquid can be stored in the box body 51 in advance, and after being extracted through the pump head 5, it is transported to the inside of the cavity 46 in combination with the hose 48, and can be sprayed from the notch groove 42 position, thereby spraying onto the surface of the tire changing wheel 43. In this way, when the tire changing wheel 43 rotates to squeeze the tire, the contact position can be lubricated to avoid interference and collision, which is safe and stable. It can also assist in cooling, improve safety and stability, and is convenient to adjust and use, with high adaptability.

[0044] The above description is merely a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto. Any person skilled in the art who, within the technical scope disclosed by the present invention, makes equivalent substitutions or modifications based on the technical solutions and improved concepts of the present invention shall be covered by the scope of protection of the present invention.

Claims

1. A tire peeling auxiliary device for automobile tire repair, comprising a frame (1), characterized in that: A fixed platform (11) is fixedly connected to one side of the upper surface of the frame (1), a mounting groove (12) is provided on the upper surface of the fixed platform (11), a rotating motor (13) is fixedly installed inside the mounting groove (12), a support platform (14) is rotatably installed on one end of the rotating motor (13), the support platform (14) is rotatably installed on the upper surface of the fixed platform (11), a combination threaded hole (15) is provided on one end of the support platform (14), a combination screw (16) is installed on the internal thread of the combination threaded hole (15), and an elastic protective pad (17) is fixedly connected to the end position of the combination screw (16); The outer surface of the fixed platform (11) is fixedly connected to a fixed plate (2), and lifting and telescopic rods (21) are fixedly installed on both sides of the fixed plate (2). The rod head of the lifting and telescopic rod (21) is fixedly connected to a U-shaped mounting frame (22), and the U-shaped mounting frame (22) is slidably connected to the outer position of the fixed platform (11). One end of the U-shaped mounting frame (22) is hinged to a hinge plate (23), and one end of the hinge plate (23) is fixedly connected to a U-shaped bracket (24). One end of the U-shaped bracket (24) is hinged to the outer side of the fixed platform (11). A limit plate (25) is fixedly connected, the U-shaped bracket (24) is swingably connected to the outer side of the fixed platform (11), both sides of the outer surface of the U-shaped bracket (24) are fixedly connected to circular rods (26), the outer surface of the circular rod (26) is rotatably mounted with a support roller (27), one end of the support roller (27) is provided with a countersunk hole (28), the interior of the countersunk hole (28) is rotatably mounted with a mounting screw (29), and the mounting screw (29) is threadedly mounted on the end position of the circular rod (26); One end of the frame (1) is fixedly connected to a right-angle plate (33), one side of the right-angle plate (33) is fixedly installed with a console (34), the lower surface of the right-angle plate (33) is fixedly installed with a vertical telescopic rod (35), the rod head of the vertical telescopic rod (35) is fixedly installed with a steering motor (36), one end of the steering motor (36) is rotatably installed with a steering block (37), one side of the steering block (37) is fixedly installed with a transverse telescopic rod (38), the rod head of the transverse telescopic rod (38) is fixedly installed with a connecting rod (4), one end of the connecting rod (4) is fixedly connected with a bending rod (41), the rod head of the bending rod (41) is provided with a notch groove (42), the inside of the notch groove (42) is rotatably installed with a tire-changing wheel (43), and the tire-changing wheel (43) is located on one side of the support platform (14).

2. The tire stripping auxiliary device for automobile tire repair according to claim 1, characterized in that: One end of the U-shaped bracket (24) is fixedly connected to a limiting head (3), the limiting head (3) is located at one side of the hinge plate (23), and the limiting head (3) is located at the end of the U-shaped mounting frame (22).

3. The tire stripping auxiliary device for automobile tire repair according to claim 1, characterized in that: Adjustable telescopic rods (31) are fixedly mounted on both sides of the U-shaped mounting frame (22); the rod heads of the adjustable telescopic rods (31) are fixedly connected to circular push rods (32); and the circular push rods (32) are supported and connected to the bottom surface of the U-shaped bracket (24).

4. The tire stripping auxiliary device for automobile tire repair according to claim 1, characterized in that: The outer surface of the steering block (37) is provided with alignment grooves (44), and the alignment grooves (44) are symmetrically distributed on both side surfaces of the steering block (37).

5. The tire stripping auxiliary device for automobile tire repair according to claim 1, characterized in that: One side of the steering motor (36) is fixedly connected to a positioning head (45), and the positioning head (45) is elastically clamped to an inner side of the positioning groove (44).

6. The tire stripping auxiliary device for automobile tire repair according to claim 1, characterized in that: A cavity (46) is provided inside the bending rod (41), and one end opening of the cavity (46) is located inside the notch groove (42).

7. The tire stripping auxiliary device for automobile tire repair according to claim 6, characterized in that: A threaded barrel (47) is threadedly mounted on one end of the cavity (46), and the threaded barrel (47) is threadedly mounted on the end of the bending rod (41). A hose (48) is fixedly mounted on one side of the threaded barrel (47), and the hose (48) is located on one side of the right-angle plate (33).

8. The tire stripping auxiliary device for automobile tire repair according to claim 7, characterized in that: A pump head (5) is fixedly mounted on one end of the hose (48), and one end of the pump head (5) is fixedly connected to a box (51) via a pipeline.

9. The tire stripping auxiliary device for automobile tire repair according to claim 8, characterized in that: The box body (51) is fixedly mounted on one end surface of the frame (1), and the box body (51) is located on one side of the right-angle plate (33).

Images