Automobile swing arm shaft sleeve mounting equipment

Abstract

The utility model discloses an automobile swing arm shaft sleeve installation device which comprises a fixing plate, a swing arm hole locator, a sealing plate, a locating bearing and a hydraulic mechanism, the hydraulic mechanism is installed on the fixing plate, a locator installation groove is formed in the fixing plate, the sealing plate is installed on the locator installation groove, and the locating bearing is installed on the locating bearing. The swing arm hole positioner is mounted in the positioner mounting groove, and the upper end and the lower end of the swing arm hole positioner penetrate through the positioner mounting groove and the sealing plate; the positioning bearings are mounted in the positioner mounting groove and are in rolling connection with the swing arm hole positioner; the swing arm hole positioner comprises a self-locking motor, a fixing frame, a self-locking gear, a gear ring and a positioner body. The self-locking motor is installed on the fixing plate through the fixing frame. The automobile swing arm shaft sleeve mounting equipment is simple in structure, convenient and practical, the swing arm hole positioners drive the plurality of positioners to rotate, so that a swing arm hole is clamped and positioned by the lifting column, and the purpose of quickly positioning the swing arm hole is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of swing arm assembly, and in particular relates to a device for installing a shaft sleeve of an automobile swing arm. Background Art

[0002] As an important structural component in the automobile chassis suspension system, the automobile swing arm has the function of connecting the car body and the brake and transferring the load between the two. The design of the automobile swing arm is required to have sufficient strength and reliability, while also being able to minimize weight, size and cost.

[0003] The existing swing arm assembly includes a swing arm body, a front bushing, a rear bushing and a ball pin. When installing the front bushing, the rear bushing and the ball pin to the swing arm body, a manually controlled night press is generally used for riveting and installation. The riveting accuracy needs to be ensured synchronously during riveting to ensure the installation accuracy of the swing arm assembly after riveting. After assembly, the swing arm needs to be adjusted and calibrated to ensure that it meets the design requirements, mainly by adjusting the ball head, bearing and fastening bolts to meet the target parameter requirements; the assembly technology of the automobile swing arm assembly is high and difficult, and the operation requirements for engineers are high. It needs to be strictly carried out in accordance with the design requirements and standards, which makes the assembly of the automobile swing arm assembly more complicated. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an automobile swing arm shaft sleeve installation device, which has a simple structure, is convenient and practical, and drives a plurality of positioners to rotate through a swing arm hole positioner, so that the lifting column locks the swing arm hole for positioning, thereby achieving the purpose of rapid positioning of the swing arm hole.

[0005] A device for installing a swing arm sleeve of an automobile comprises a fixing plate, a swing arm hole locator, a sealing plate, a locating bearing and a hydraulic mechanism, wherein the hydraulic mechanism is installed on the fixing plate, a locator mounting groove is provided on the fixing plate, the sealing plate is installed on the locator mounting groove, the swing arm hole locator is installed in the locator mounting groove and the upper and lower ends pass through the locator mounting groove and the sealing plate, a number of the locating bearings are installed in the locator mounting groove and are rollingly connected with the swing arm hole locator; the swing arm hole locator comprises a self-locking motor, a fixing frame, a self-locking gear, a gear ring and a locator, the self-locking motor is installed on the fixing plate through the fixing frame, the self-locking gear is installed on the self-locking motor power rod and meshes with the gear ring, and at least one of the locators is installed in the locator mounting groove and is transmission-connected with the gear ring.

[0006] Preferably, the positioner includes a cylindrical turntable, an adjusting tooth, a positioning groove ring, a lifting column, a buffer, a lifting gear ring, a motor fixing frame, a lifting gear, a lifting motor, a positioning switch and a stud, the adjusting tooth is arranged on the cylindrical turntable and meshes with the gear ring, the positioning groove ring is opened on the cylindrical turntable and is rollingly connected to the positioning bearing, one end of the stud passes through the cylindrical turntable and is connected to the buffer, a high-precision positioning hole is penetrated on the stud, the lifting column is arranged in the high-precision positioning hole and one end is connected to the buffer, the lifting gear ring is connected to the stud close to one end of the buffer and meshes with the lifting gear, the positioning switch is arranged on the end of the stud away from the buffer, the lifting motor is connected to the cylindrical turntable through the motor fixing frame and the power rod is connected to the lifting gear.

[0007] Preferably, the positioning switch includes a lower circle, an upper circle, a lower limit switch, an upper limit switch and a spring, the lower circle and the upper circle are interlocked, the lower limit switch and the upper limit switch are respectively connected to the lower circle and the upper circle, and the two ends of the spring are connected to the lower circle and the upper circle.

[0008] Preferably, the stud is arranged offset from the axis of the cylindrical turntable.

[0009] Preferably, a avoidance groove is provided on the fixing plate.

[0010] Beneficial effects:

[0011] (1) The utility model is a vehicle swing arm bushing installation device, which has a simple structure, is convenient and practical. The swing arm hole locator drives a plurality of locators to rotate, so that the lifting column locks the swing arm hole for positioning, thereby achieving the purpose of rapid positioning of the swing arm hole.

[0012] (2) The utility model is a vehicle swing arm sleeve installation device, which drives the screw to rotate through a lifting motor, so that the screw rises and falls, and at the same time the positioning switch contacts the swing arm to complete the bolt lifting and positioning, so that the swing arm is supported to complete the precise pressing of the sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural diagram of the swing arm sleeve installation equipment;

[0014] Figure 2 It is a structural schematic diagram of the swing arm hole locator;

[0015] Figure 3 It is a structural diagram of the positioner;

[0016] Figure 4 It is a structural schematic diagram of a positioning switch;

[0017] 1-fixed plate, 2-avoidance groove, 3-swing arm hole locator, 31-self-locking motor, 32-fixed frame, 33-self-locking gear, 34-gear ring, 4-locator mounting groove, 5-sealing plate, 6-positioning bearing, 7-locator, 71-cylindrical turntable, 72-adjusting gear, 73-positioning groove ring, 74-lifting column, 75-buffer, 76-lifting gear ring, 77-high-precision positioning hole, 78-motor fixing frame, 79-lifting gear, 710-lifting motor, 711-positioning switch, 712-lower ring, 713-upper ring, 714-lower limit switch, 715-upper limit switch, 716-spring. DETAILED DESCRIPTION

[0018] The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

[0019] Example 1

[0020] like Figures 1 to 4As shown; an automobile swing arm shaft sleeve installation device, including a fixing plate 1, a swing arm hole positioner 3, a sealing plate 5, a positioning bearing 6 and a hydraulic mechanism, the hydraulic mechanism is installed on the fixing plate 1, the fixing plate 1 is provided with a positioner installation groove 4, the sealing plate 5 is installed on the positioner installation groove 4, the swing arm hole positioner 3 is installed in the positioner installation groove 4 and the upper and lower ends penetrate the positioner installation groove 4 and the sealing plate 5, a plurality of the positioning bearings 6 are installed in the positioner installation groove 4 and are rollingly connected with the swing arm hole positioner 3; the swing arm hole positioner 3 includes a self-locking motor 31, A fixing frame 32, a self-locking gear 33, a ring gear 34 and a positioner 7, wherein the self-locking motor 31 is mounted on the fixing plate 1 through the fixing frame 32, the self-locking gear 33 is mounted on the power rod of the self-locking motor 31 and meshes with the ring gear 34, at least three of the positioners 7 are mounted in the positioner mounting groove 4 and are transmission-connected with the ring gear 34; the positioner 7 includes a cylindrical turntable 71, an adjusting tooth 72, a positioning groove ring 73, a lifting column 74, a buffer 75, a lifting ring gear 76, a motor fixing frame 78, a lifting gear 79, a lifting motor 710, a positioning switch 711 and a stud, the adjusting gear 72, a positioning groove ring 73, a lifting column 74, a buffer 75, a lifting ring gear 76, a motor fixing frame 78, a lifting gear 79, a lifting motor 710, a positioning switch 711 and a stud, The pitch teeth 72 are arranged on the cylindrical turntable 71 and mesh with the gear ring 34. The positioning groove ring 73 is provided on the cylindrical turntable 71 and is rollingly connected with the positioning bearing 6. One end of the stud passes through the cylindrical turntable 71 and is connected to the buffer 75. The stud is penetrated with a high-precision positioning hole 77. The lifting column 74 is arranged in the high-precision positioning hole 77 and one end is connected to the buffer 75. The lifting gear ring 76 is connected to the stud near one end of the buffer 75 and meshes with the lifting gear 79. The positioning switch 711 is arranged on the end of the stud away from the buffer 75. The lifting motor 71 0 is connected to the cylindrical turntable 71 through the motor fixing frame 78 and the power rod is connected to the lifting gear 79; the positioning switch 711 includes a lower circle 712, an upper circle 713, a lower limit switch 714, an upper limit switch 715 and a spring 716, the lower circle 712 and the upper circle 713 are buckled with each other, the lower limit switch 714 and the upper limit switch 715 are respectively connected to the lower circle 712 and the upper circle 713, and the two ends of the spring 716 are connected to the lower circle 712 and the upper circle 713; the stud is set away from the axis of the cylindrical turntable 71; the fixing plate 1 is provided with a avoiding groove 2.

[0021] The swing arm hole is placed on the swing arm hole locator 3 so that the lifting column 74 is located in the swing arm hole, and the self-locking motor 31 drives the self-locking gear 33 to rotate, and the self-locking gear 33 drives the gear ring 34 to rotate, and the adjusting tooth 72 meshing with the self-locking gear 33 is driven synchronously, and the adjusting tooth 72 drives the cylindrical turntable 71 to rotate, and the cylindrical turntable 71 drives the stud and the lifting column 74 to rotate around the axis of the cylindrical turntable 71, and the lifting columns 74 on the cylindrical turntables 71 rotate until they contact the inner wall of the swing arm hole, so as to achieve the purpose of rapid vertical positioning of the swing arm hole; then the lifting motor 710 drives the lifting gear 79 to rotate, and the lifting gear 79 drives the lifting gear ring 76 and the stud to rotate, so that the stud rotates and rises until it contacts the swing arm, and then As the stud rises, the positioning switch 711 will contact the swing arm. After the positioning switch 711 contacts the swing arm, it contracts, causing the stud to contact the swing arm and provide support. The swing arm is supported and then the hydraulic equipment presses the sleeve into the swing arm. After the swing arm is supported, there will be no pressure drop when the sleeve is pressed into the swing arm. As the sleeve is pressed into the swing arm, it will contact the lifting column 74. The lifting column 74 is contracted by the pressure of the sleeve and enters the high-precision positioning hole 77, so as not to affect the installation of the sleeve. When the positioning switch 711 is pressurized, the lower circle 712 and the upper circle 713 will close, so that the lower limit switch 714 and the upper limit switch 715 therein are turned on, and then the lifting motor 710 is turned off to complete the stud rising positioning.

[0022] The specific embodiments of the present invention are described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modification and substitution of the present invention is also within the scope of the present invention. Therefore, the equivalent transformation and modification made without departing from the spirit and scope of the present invention are all within the scope of the present invention.

Claims

1. An automobile swing arm sleeve installation device, characterized in that: The invention comprises a fixing plate (1), a swing arm hole positioner (3), a sealing plate (5), a positioning bearing (6) and a hydraulic mechanism, wherein the hydraulic mechanism is installed on the fixing plate (1), the fixing plate (1) is provided with a positioner mounting groove (4), the sealing plate (5) is installed on the positioner mounting groove (4), the swing arm hole positioner (3) is installed in the positioner mounting groove (4) and the upper and lower ends thereof penetrate the positioner mounting groove (4) and the sealing plate (5), and a plurality of the positioning bearings (6) are installed in the positioner mounting groove (4) The self-locking motor (31) is mounted on the fixed plate (1) through the fixed frame (32); the self-locking gear (33) is mounted on the power rod of the self-locking motor (31) and meshes with the ring gear (34); at least three of the positioners (7) are mounted in the positioner mounting groove (4) and are transmission-connected to the ring gear (34).

2. The automobile swing arm sleeve installation device according to claim 1, characterized in that: The positioner (7) comprises a cylindrical turntable (71), an adjusting tooth (72), a positioning groove ring (73), a lifting column (74), a buffer (75), a lifting gear ring (76), a motor fixing frame (78), a lifting gear (79), a lifting motor (710), a positioning switch (711) and a stud. The adjusting tooth (72) is arranged on the cylindrical turntable (71) and meshes with the gear ring (34). The positioning groove ring (73) is provided on the cylindrical turntable (71) and is rollingly connected with the positioning bearing (6). One end of the stud passes through the cylindrical turntable (71). The stud is connected to the buffer (75), a high-precision positioning hole (77) is penetrated on the stud, the lifting column (74) is arranged in the high-precision positioning hole (77) and one end is connected to the buffer (75), the lifting gear ring (76) is connected to the stud near one end of the buffer (75) and meshes with the lifting gear (79), the positioning switch (711) is arranged on the end of the stud away from the buffer (75), and the lifting motor (710) is connected to the cylindrical turntable (71) through the motor fixing frame (78) and the power rod is connected to the lifting gear (79).

3. The automobile swing arm sleeve installation device according to claim 2, characterized in that: The positioning switch (711) comprises a lower circle (712), an upper circle (713), a lower limit switch (714), an upper limit switch (715) and a spring (716); the lower circle (712) and the upper circle (713) are buckled with each other; the lower limit switch (714) and the upper limit switch (715) are connected to the lower circle (712) and the upper circle (713) respectively; and two ends of the spring (716) are connected to the lower circle (712) and the upper circle (713).

4. The automobile swing arm sleeve installation device according to claim 3, characterized in that: The stud is arranged offset from the axis of the cylindrical turntable (71).

5. The automobile swing arm sleeve installation device according to claim 1 or 4, characterized in that: The fixing plate (1) is provided with a avoiding groove (2).

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