Centering auxiliary device for clutch installation

Abstract

The invention relates to the technical field of clutch installation, in particular to a centering auxiliary device for clutch installation. Comprising a supporting frame, a sliding rail is arranged on the top of the supporting frame, and a plurality of shaft supporting trolleys are arranged on the sliding rail; the shaft supporting trolley comprises a trolley frame, sliding rollers are arranged on the two sides of the trolley frame, the sliding rollers slide along sliding rails, fixing pieces are arranged on the two sides of the sliding rails and connected with the trolley frame, a supporting arm is arranged above the trolley frame, a height adjusting device is arranged between the supporting arm and the trolley frame, and the height adjusting device is connected with the trolley frame. And shaft supporting rollers are symmetrically arranged on the supporting arms. According to the centering auxiliary device, the input shaft or the output shaft can be supported and fixed when the clutch is installed, the axes of the two ends of the input shaft or the output shaft are located on the same straight line, the deviation between the axes of the input shaft or the output shaft and the central axis of the clutch is reduced, the centering frequency is reduced, and the working efficiency and the working quality are improved.

Description

Technical Field

[0001] The invention relates to the technical field of clutch installation, in particular to a centering auxiliary device for clutch installation. Background Art

[0002] The clutch is a device installed between the driving shaft and the driven shaft, located in the flywheel housing between the engine and the gearbox, used to separate or connect the rotational motion of the two shafts. It is a common component in mechanical transmission and can separate or connect the transmission system at any time. In the prior art, a suspension rope is used to lift the clutch housing for installation. When installing the input shaft or output shaft, the worker needs to rotate the shaft body by hand to find the center, resulting in a large deviation between the axis of the input shaft or output shaft at both ends and the central axis of the clutch, inaccurate centering, and the need for repeated centering. The work efficiency is low and the work quality cannot be guaranteed. Therefore, the present invention is proposed. Summary of the invention

[0003] The object of the present invention is to provide a centering auxiliary device for clutch installation, which can support and fix the input shaft or the output shaft when the clutch is installed, so that the axis centers of both ends of the input shaft or the output shaft are located on the same straight line, reducing the deviation between the center axis of the clutch, reducing the centering times, and improving work efficiency and work quality.

[0004] The present invention provides a centering auxiliary device for clutch installation, comprising a support frame, a slide rail is provided on the top of the support frame, and a plurality of shaft support trolleys are provided on the slide rail; the shaft support trolley comprises a frame, sliding rollers are provided on both sides of the frame, the sliding rollers slide along the slide rails, fixing parts are provided on both sides of the slide rails, the fixing parts are connected to the frame, a support arm is provided above the frame, a height adjustment device is provided between the support arm and the frame, and shaft support rollers are symmetrically provided on the support arm.

[0005] Furthermore, the height adjustment device includes a connecting bolt, which is threadedly connected to the support arm and the frame respectively, and a height adjustment nut is fixed to the outside of the connecting bolt, and an upper locking nut and a lower locking nut are respectively provided above and below the height adjustment nut.

[0006] Furthermore, the height adjustment device comprises a telescopic air intake cylinder, actuating cylinder is arranged on the top of the telescopic air intake cylinder, the top of the actuating cylinder is connected to the support arm, and the telescopic air intake cylinder is fixedly connected to the vehicle frame.

[0007] Furthermore, an air inlet hole and an air exhaust hole are provided on the side wall of the telescopic air inlet cylinder. The air inlet hole is connected to the air compression device through a pipeline, and the air exhaust hole is connected to the external environment through the pipeline.

[0008] Furthermore, the height adjustment device is an electric telescopic cylinder, the top of the electric telescopic cylinder is connected to the support arm, and the bottom of the electric telescopic cylinder is fixedly connected to the frame.

[0009] Furthermore, the slide rail is a U-shaped slide rail, and the tops of two opposite side walls of the U-shaped slide rail are provided with slide rail surfaces, and the sliding roller slides along the slide rail surfaces.

[0010] Furthermore, the frame is square, the sliding rollers are respectively provided at the four corners of the frame, an L-shaped plate is respectively provided in the middle of two opposite side walls of the frame, the horizontal section of the L-shaped plate is fixed to the frame, and the vertical section of the L-shaped plate is downward.

[0011] Furthermore, the fixing member includes a Z-shaped plate, on which a first fixing bolt and a second fixing bolt are provided, the vertical section of the L-shaped plate is provided with a first fixing hole, and the first fixing bolt is threadedly connected to the first fixing hole; the two opposite side walls of the U-shaped slide rail are provided with a plurality of second fixing holes along the length direction, and the second fixing bolt passes through the second fixing hole and is connected to a nut.

[0012] Furthermore, the support frame includes a plurality of arched support feet, and the arched support feet are connected to the bottom wall of the U-shaped slide rail through a third fixing bolt.

[0013] Furthermore, the support arm is a Y-shaped arm, and the top ends of the two side arms of the Y-shaped arm are respectively provided with an axle supporting roller, and the central axis of the axle supporting roller is parallel to the central axis of the slide rail.

[0014] In summary, compared with the prior art, the present invention has the following advantages:

[0015] The technical solution of the present invention supports the shaft body to be installed of the clutch through the support frame, the shaft support trolley and the support arm. The height adjustment device can adjust the height of the support arm according to the position of the clutch. The slide rail and the sliding roller can make the shaft support trolley slide and adjust the position of the support arm in the horizontal direction. The fixing part can limit the shaft support trolley to prevent the shaft support trolley from sliding during installation. When in use, a suitable number of shaft support trolleys are selected according to needs to be installed on the slide rail, and the height position and horizontal position of the support arm are adjusted by the height adjustment device and the sliding roller, and the shaft body to be installed is placed on the shaft support roller of the support arm. The shaft centers at both ends to be installed are on the same straight line, which can reduce the deviation from the central axis of the clutch. The shaft body is rotated to perform a rotating operation, which helps to improve the centering efficiency, work efficiency and work quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 Schematic diagram of the structure of the centering auxiliary device in Example 1 of the present invention;

[0018] Figure 2 It is a left side view of the centering auxiliary device in Embodiment 1 of the present invention;

[0019] Figure 3 This is a schematic diagram of the structure of the axle supporting trolley in Embodiment 1 of the present invention;

[0020] Figure 4 It is a schematic diagram of the structure of the support frame and the slide rail in Example 1 of the present invention;

[0021] Figure 5 This is a schematic diagram of the structure of the axle supporting trolley in Embodiment 2 of the present invention;

[0022] Figure 6 This is a schematic diagram of the structure of the axle supporting trolley in Example 3 of the present invention.

[0023] Explanation of the reference numerals: 1-axle supporting trolley; 101-axle supporting roller; 102-support arm; 103-upper locking nut; 104-lower locking nut; 105-frame; 106-connecting bolt; 107-roller bolt; 108-heightening nut; 109-sliding roller; 110-first fixing hole; 111-telescopic air inlet cylinder; 112-acting cylinder; 113-air inlet hole; 114-exhaust hole; 115-executing cylinder; 116-actuating mechanism; 117-control circuit; 2-slide rail; 201-third fixing hole; 202-second fixing hole; 203-slide rail surface; 3-support frame; 301-arched supporting foot; 302-third fixing bolt; 4-fixing piece; 401-Z-type plate; 402-first fixing bolt; 403-second fixing bolt; 404-second fixing nut. DETAILED DESCRIPTION

[0024] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0026] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined. In addition, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Example 1

[0028] A clutch installation centering auxiliary device, such as Figure 1 and Figure 2 As shown, it includes a support frame 3, a slide rail 2 is provided on the top of the support frame 3, and a plurality of shaft-supported trolleys 1 are provided on the slide rail 2; the shaft-supported trolley 1 includes a frame 105, sliding rollers 109 are provided on both sides of the frame 105, the sliding rollers 109 slide along the slide rail 2, fixing parts 4 are provided on both sides of the slide rail 2, and the fixing parts 4 are connected to the frame 105, a support arm 102 is provided above the frame 105, a height adjustment device is provided between the support arm 102 and the frame 105, and shaft-supported rollers 101 are symmetrically provided on the support arm 102.

[0029] The height adjustment device includes a connecting bolt 106, a height adjustment nut 108, an upper locking nut 103, and a lower locking nut 104. The frame 105 and the center of the support arm 102 are both provided with threaded holes, and the two ends of the connecting bolt 106 are respectively connected to the threaded holes on the support arm 102 and the frame 105; the height adjustment nut 108 is fixed to the outside of the connecting bolt 106, and the upper locking nut 103 and the lower locking nut 104 are respectively provided above and below the height adjustment nut 108, and the upper locking nut 103 and the lower locking nut 104 are respectively threadedly connected to the connecting bolt 106. The height adjustment nut 108, the upper locking nut 103 and the lower locking nut 104 are respectively located between the support arm 102 and the frame 105. During use, the height adjustment nut 108 is rotated to make the connecting bolt 106 rotate upward or downward relative to the frame 105 to adjust the height of the support arm 102; at the same time, the support arm 102 can be rotated to make the support arm 102 rotate relative to the connecting bolt 106 to adjust the height of the support arm 102. After adjustment, the upper locking nut 103 is fastened to the bottom of the support arm 102, and the lower locking nut 104 is fastened to the top of the frame 105. After adjustment, it is necessary to ensure that the central axis of the support arm 102 is perpendicular to the central axis of the slide rail 2.

[0030] The frame 105 is square, a crossbeam is fixed in the middle of the frame 105, a threaded hole connected to the connecting bolt 106 is provided on the crossbeam, sliding rollers 109 are provided at the four corners of the frame 105, the slide rail 2 is a U-shaped slide rail, and the tops of the two opposite side walls of the U-shaped slide rail are provided with slide rail surfaces 203, and the sliding rollers 109 slide along the slide rail surfaces 203. Figure 3 As shown, an L-shaped plate is respectively arranged in the middle of two opposite side walls of the frame 105, the horizontal section of the L-shaped plate is fixed to the frame 105, and the vertical section of the L-shaped plate is downward. The sliding roller 109 and the slide rail 2 are arranged so that the shaft support trolley 1 can move in the horizontal direction, and the position of the shaft support trolley 1 or the distance between two adjacent shaft support trolleys 1 can be adjusted according to the length of the shaft body to be installed.

[0031] like Figure 4 As shown, the fixing member 4 includes a Z-shaped plate 401, the two bending angles of the Z-shaped plate 401 are both 90°, the two Z-shaped plates 401 are symmetrically arranged, the upper and lower vertical sections of the Z-shaped plate 401 are respectively provided with a first fixing bolt 402 and a second fixing bolt 403, the vertical section of the L-shaped plate is provided with a first fixing hole 110, and the first fixing bolt 402 is threadedly connected with the first fixing hole 110; the two opposite side walls of the U-shaped slide rail are provided with a plurality of second fixing holes 202 along the length direction, and the second fixing bolt 403 passes through the second fixing hole 202 and is connected with the second fixing nut 404. The fixing member 4 is provided to limit the shaft support trolley 1 to prevent the shaft support trolley 1 from sliding when the shaft body is installed.

[0032] The support frame 3 includes a plurality of arched support legs 301, and the bottom wall of the slide rail 2 is provided with a plurality of third fixing holes 201 along the central axis, and the arched support legs 301 are connected to the third fixing holes 201 through third fixing bolts 302. The number and installation position of the arched support legs 301 can be selected according to actual construction needs.

[0033] In this embodiment, the support arm 102 is a Y-shaped arm, including a vertical arm, two side arms are symmetrically fixed on both sides of the vertical arm, the vertical arm is threadedly connected with the connecting bolt 106, and a U-shaped groove is respectively provided at the top of the two side arms, and an axle support roller 101 is installed in the U-shaped groove, and the two axle support rollers 101 are respectively connected to the U-shaped groove by roller bolts 107. The central axis of the two axle support rollers 101 is parallel to the central axis of the slide rail 2, and the central axis of the support arm 102 is aligned with the center of the frame 105.

[0034] The method of using the clutch installation centering auxiliary device provided in this embodiment is as follows: first, determine the number and position of the shaft support trolley 1 according to the length of the shaft body to be installed, make the sliding roller 109 slide along the slide rail 2 to adjust the horizontal position of the shaft support trolley 1, and fix the shaft support trolley 1 to the slide rail 2 with the fixing part 4, and then according to the height of the clutch lifting position or the installation position, turn the height adjustment nut 108 or rotate the support arm 102 to adjust the height of the support arm 102. After adjustment, tighten the upper locking nut 103 and the lower locking nut 104, place the shaft body to be installed on the two shaft support rollers 101 of the support arm 102, rotate the shaft body to be installed and use conventional technical means to find the center.

[0035] Example 2

[0036] A centering auxiliary device for clutch installation, the technical solution in this embodiment is basically the same as that in embodiment 1, except that the structure of the adjusting device in this embodiment is different, and the adjusting device in this embodiment is pneumatically adjusted.

[0037] like Figure 5As shown, the regulating device in this embodiment includes a telescopic air inlet cylinder 111 and an action cylinder 112, and the action cylinder 112 is fixed on the top of the telescopic air inlet cylinder 111. A connecting bolt 106 is provided at the center of the support arm 102, and is fixedly connected to the top of the action cylinder 112 through the connecting bolt 106. The bottom of the telescopic air inlet cylinder 111 is fixed to the top of the crossbeam in the middle of the frame 105, and the top of the action cylinder 112 is fixed to the bottom of the support arm 102. An air inlet hole 113 and an exhaust hole 114 are provided on the telescopic air inlet cylinder 111, and the air inlet hole 113 is connected to the air compression device through a hose, and the exhaust hole 114 is connected to the external environment through a hose with a valve. Compressed air enters the telescopic air inlet cylinder 111 through the hose through the air inlet hole 113, and the air pressure in the telescopic air inlet cylinder 111 increases to lift the action cylinder 112, thereby raising the height of the support arm 102. At this time, the valve on the hose at the exhaust hole 114 is closed to prevent air leakage. If the height of the support arm 102 needs to be lowered, it is only necessary to adjust the valve opening on the hose at the exhaust hole 114, which is simple and convenient to operate.

[0038] Example 3

[0039] A centering auxiliary device for clutch installation. The technical solution in this embodiment is basically consistent with that in embodiment 1, except that the structure of the adjustment device in this embodiment is different from that in embodiment 1.

[0040] like Figure 6 As shown, the adjusting device in this embodiment is an electric telescopic cylinder, which is installed vertically, and the top of the electric telescopic cylinder is fixedly connected to the bottom of the support arm 102, and the bottom of the electric telescopic cylinder is fixed to the top of the crossbeam in the middle of the frame 105. The vertical portion of the support arm 102 is provided with a connecting bolt 106, which is fixed to the top of the electric telescopic cylinder through the connecting bolt 106.

[0041] The electric telescopic cylinder includes an actuator cylinder 115 and an actuator mechanism 116 . The actuator mechanism 116 sends instructions to the actuator cylinder 115 through a control circuit 117 to control the extension and retraction of the actuator cylinder 115 , thereby adjusting the height of the support arm 102 .

[0042] The clutch installation centering auxiliary device provided by the present invention can provide support and fixation for the shaft body to be installed when the clutch is installed, so that the axis centers at both ends of the shaft body to be installed are located on the same straight line, reducing the deviation from the center axis of the clutch, and solving the problem of large deviation when the workers hold the shaft body in their hands for centering in the prior art, thereby improving the centering efficiency, improving work efficiency, and ensuring work quality.

[0043] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A clutch installation centering auxiliary device, characterized in that: The invention comprises a support frame (3), a slide rail (2) is provided on the top of the support frame (3), and a plurality of shaft support trolleys (1) are provided on the slide rail (2); the shaft support trolley (1) comprises a frame (105), sliding rollers (109) are provided on both sides of the frame (105), and the sliding rollers (109) slide along the slide rail (2), fixing members (4) are provided on both sides of the slide rail (2), and the fixing members (4) are connected to the frame (105), a support arm (102) is provided above the frame (105), a height adjustment device is provided between the support arm (102) and the frame (105), and shaft support rollers (101) are symmetrically provided on the support arm (102).

2. The clutch installation centering auxiliary device according to claim 1, characterized in that: The height adjustment device comprises a connecting bolt (106), wherein the connecting bolt (106) is threadedly connected to the support arm (102) and the frame (105) respectively, and a height adjustment nut (108) is fixed to the outside of the connecting bolt (106), and an upper locking nut (103) and a lower locking nut (104) are respectively arranged above and below the height adjustment nut (108).

3. The clutch installation centering auxiliary device according to claim 1, characterized in that: The height adjustment device comprises a telescopic air intake cylinder (111), the top of the telescopic air intake cylinder (111) is provided with an actuating cylinder (112), the top of the actuating cylinder (112) is connected to the support arm (102), and the bottom of the telescopic air intake cylinder (111) is fixed to the vehicle frame (105).

4. The clutch installation centering auxiliary device according to claim 3, characterized in that: An air inlet hole (113) and an air outlet hole (114) are provided on the side wall of the telescopic air inlet cylinder (111); the air inlet hole (113) is connected to an air compression device through a pipeline, and the air outlet hole (114) is connected to the external environment through a pipeline.

5. The clutch installation centering auxiliary device according to claim 1, characterized in that: The height adjustment device is an electric telescopic cylinder, the top of the electric telescopic cylinder is connected to the support arm (102), and the bottom of the electric telescopic cylinder is fixedly connected to the vehicle frame (105).

6. The clutch installation centering auxiliary device according to claim 1, characterized in that: The slide rail (2) is a U-shaped slide rail, and the tops of the two opposite side walls of the U-shaped slide rail are provided with slide rail surfaces (203), and the sliding roller (109) slides along the slide rail surfaces (203).

7. The clutch installation centering auxiliary device according to claim 6, characterized in that: The frame (105) is square, the four corners of the frame (105) are respectively provided with the sliding rollers (109), and the middle of two opposite side walls of the frame (105) are respectively provided with L-shaped plates, the horizontal section of the L-shaped plate is fixed to the frame (105), and the vertical section of the L-shaped plate is downward.

8. The clutch installation centering auxiliary device according to claim 7, characterized in that: The fixing member (4) comprises a Z-shaped plate (401), on which a first fixing bolt (402) and a second fixing bolt (403) are provided; a vertical section of the L-shaped plate is provided with a first fixing hole (110), and the first fixing bolt (402) is threadedly connected to the first fixing hole (110); two opposite side walls of the U-shaped slide rail are provided with a plurality of second fixing holes (202) along the length direction, and the second fixing bolt (403) passes through the second fixing hole (202) and is connected to a nut.

9. The clutch installation centering auxiliary device according to claim 8, characterized in that: The support frame (3) comprises a plurality of arched support legs (301), and the arched support legs (301) are connected to the bottom wall of the U-shaped slide rail via a third fixing bolt (302).

10. The clutch installation centering auxiliary device according to claim 1, characterized in that: The support arm (102) is a Y-shaped arm, and the top ends of the two side arms of the Y-shaped arm are respectively provided with an axial support roller (101), and the central axis of the axial support roller (101) is parallel to the central axis of the slide rail (2).

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