KR970034031A - Tire and hub detachers for large vehicles such as large trucks and buses - Google Patents

Abstract

1. TECHNICAL FIELD OF THE INVENTION

Fields related to tire and hub demounters for large vehicles such as large trucks and buses.

2. The technical problem to be solved by the invention

Conventionally, since manual work was performed when tires and hubs of large vehicles were attached and detached, manpower and time were excessively demanding, and much labor was required. Therefore, I want to solve this.

3. Summary of Solution to Invention

The present invention is intended to maximize the efficiency of the work and to significantly reduce manpower time by mechanically detaching and detaching the tires and hubs of a large vehicle that was conventionally dependent only on manual work.

4. Important uses of the invention

Used when attaching or detaching a tire or hub of a large vehicle.

Description

Tire and hub detachers for large vehicles such as large trucks and buses

Since this is an open matter, no full text was included.

1 is a perspective view of the present invention.

Claims (8)

In constructing a tire and hub detacher of a large vehicle, a head 2 is formed to be fitted into a through hole 87 formed in a conventional tire rim 86, and the head 2 is inserted and detached in an antenna manner. It is fixed to the tip of a normal insertion and removal device (3), and the insertion and removal device (3) has a rail guide (3 ') is installed on both sides long, the rail guide (3') is " "Holding by the hydraulic cylinder 5 and the tire 6 vertically installed in the guide rail (4 ') formed on the inner wall surface of the" frame 4, the frame 4 and the hydraulic cylinder (5) ) Is fixedly installed on the bottom plate (7) that is free to rotate, the bottom frame (8) so as to be retained on the angle adjustment plate (9) fixed to the center of the upper surface, the bottom frame (8) inside the fixed frame (40) It is installed so as to move left and right, and to install the fixtures 10, 10 'and 11, 11' before and after the fixing frame 40, respectively, the holders 10 and 10 'are hydraulic cylinders. (12) and links (13), (13 ') and (11) (11') are installed, but the holders (10) and (10 ') are connected to the hydraulic cylinder (12) and the links (13) and (13'). When folded in the fixing frame 14, 14 'and to be installed in the fixed frame (11) (11') is fixed to the hydraulic cylinder 15 and the pressing piece (17) and the link (16) installed on one side of the fixing frame 40 16 'and the connecting groove 18 is characterized in that Tires and detachable hub of large vehicles such as large trucks, buses and groups 2. The head (2) according to claim 1, wherein the head (2) welds and secures a fixed outer side support (22) for supporting the fixed outer side (19) as a bolt (21) and a 21 'in an upper center portion of the head frame (2). And, on both sides to install a tension spring (25) between the operation (24, 24 ') having another fixed outer surface 23 on the lower end to correspond to each other, the upper end of the operation (24, 24') The wires 27 and 27 'connected to the lever 26 are installed, and at the rear of the head frame 20, the guide holes of the slide square hole 28 at the lower center and the operation holes 24 and 24' at both sides ( 29) Tire and hub detacher of a large vehicle, such as a large truck, bus, characterized in that by installing the head fixing plate 30 having a (29 '). 3. The hydraulic cylinder (32) according to claim 2, wherein a bracket (33) of the hydraulic cylinder (32) having a push rod (31) at the tip of the rod in the slide square hole (28) is flushed. "Type support frame 34 is installed so that the upper end is connected to the wire (27a) connected to the lever (26 '), the tire and hub detacher of a large vehicle, such as a large truck, bus. According to claim 1, wherein the transverse 35 is connected to the rear of the fixed frame 40, the pinion 37 connected to the handle 36 is installed in the center of the transverse 35, the rear upper surface of the bottom frame (8) The rack gear (38) is fixedly installed, and the rollers (39) are lost on both sides of the front and rear surfaces of the bottom frame (8), thereby stably transporting along the guide grooves (41) formed inside the fixing frame (40). Tire and hub demounters for large vehicles such as heavy trucks and buses. According to claim 1, wherein the footrest 43 for operating the outer shell 42 on one side of the fixed frame 40 to the operating side 44 and the link 45 and the operating rod 46 and the outer shell rotation side 47 And a tension spring 48 installed on the operating rod 46 of the footrest 43 so that the footrest 43 is always restored to its original state. Detacher. The method of claim 1 wherein " &Quot; Install a lever 50 for operating the angle adjustment fixing clasp 49 on one side of the frame 4, but the lever 50 is the elevating operating rod 51 and the link (52, 52 ') and the operating rod (53) And it is connected to another link 45 and the operating shaft (55) to adjust the angle by operating the locking grooves (9a) (9b) (9c) of the angle adjusting plate (9) during the rotation of the bottom plate (7). Tire and hub detacher for large vehicles such as large trucks, buses, etc., characterized by efficient operation. The heavy truck, bus, etc. according to claim 1, wherein the center lamp 70 is installed below the rail guide 3 'installed on both sides of the inserting and detaching device 3 so that the center of the tire can be more accurately aligned. Such as tires and hub detachers of large vehicles. According to claim 1, wherein the holder (10a) is composed of the outer body 61 and the inner body (62), but forming a protrusion (63) having pores on the inner wall of the outer body 61, the outer body 61 is As the front and rear sides are opened, the cap 64 having the stepped portion 64 'is fixed to the top, and a hole 65 through which a wrench can be inserted is inserted into the center of the upper surface of the cap 64. Large vehicle, such as a large truck, bus, etc., characterized in that by installing the fixing plate 66 to install the wrench bolt 67 to operate the wrench bolt 67 to adjust the stroke distance of the fixed base (10a) Tire and hub detacher. ※ Note: The disclosure is based on the initial application.