Mounting and positioning clamp for conical rolling body

Abstract

The utility model belongs to the technical field of bearing machining, and particularly relates to a conical rolling body installing and positioning clamp which comprises a supporting base and a bearing, the bearing comprises an outer ring, a retainer and a plurality of conical rollers, the inner wall of the supporting base is rotationally connected with a rotating disc, and the top end of the rotating disc is fixedly connected with a center column and a plurality of supporting rods. A plurality of telescopic clamping rods are arranged at the top end of the rotating disc, a plurality of the telescopic clamping rods are all installed on the side wall of the center column, and the rest of the telescopic clamping rods are installed on the sides of the corresponding supporting rods respectively; the tapered rollers in the discharging hole are pushed downwards through the telescopic push rod, the tapered rollers are inserted into the clamping grooves in the retainer, the clamping grooves in the retainer can alternately rotate to the position below the discharging hole in sequence to install the tapered rollers by controlling the rotating disc to rotate, traditional manual operation is replaced, operation is convenient, and efficiency is high. And the time consumed by processing and the physical output of workers are reduced, and the mounting efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing processing, and in particular relates to a tapered rolling element installation and positioning fixture. Background Art

[0002] Tapered rolling elements play an important role in bearings. They are mainly used to bear radial and axial bidirectional loads, and can also bear a certain degree of radial loads. Compared with spherical rolling elements, tapered rolling elements can maintain good performance under higher loads. Positioning fixtures play a very important role in installing tapered rolling elements. The retaining frames in some bearings require that many tapered rollers be inserted into the grooves one by one in sequence. Sometimes it may even be necessary to use a hammer to hammer the rollers into the retaining frames. This is usually done manually, but this method is not only inefficient in installation, but also time-consuming and labor-intensive. Utility Model Content

[0003] The utility model provides a tapered rolling element installation and positioning fixture, which has the characteristic of improving the assembly efficiency of the tapered rolling element and the retaining frame.

[0004] The utility model provides the following technical solution: it includes a support base and a bearing, the bearing includes an outer ring, a retaining frame and a plurality of tapered rollers, the inner wall of the support base is rotatably connected to a turntable, the top of the turntable is fixedly connected to a center column and a plurality of support rods, the top of the turntable is provided with a plurality of telescopic clamping rods, wherein a plurality of the telescopic clamping rods are installed on the side wall of the center column, and the remaining plurality of the telescopic clamping rods are respectively installed on one side of the corresponding support rod, and the positions of the plurality of telescopic clamping rods are evenly distributed, the top of the support base is slidably connected to an L-shaped feeding rack, the L-shaped feeding rack is provided with a feeding groove and a discharging hole, the top of the L-shaped feeding rack is fixedly connected to an L-shaped rod, and a telescopic pushing rod is installed on one side of the L-shaped rod, the telescopic pushing rod pushes the tapered roller to engage with the groove on the retaining frame, and the L-shaped feeding rack does not contact the support rod and the telescopic clamping rod.

[0005] Wherein, infrared rangefinders are installed on the top of the turntable and the center column, two of which detect the distance to the outer ring, and the other two detect the distance to the retaining frame.

[0006] Among them, one end of several telescopic clamping rods is fixedly connected with an anti-skid sheet, several of the anti-skid sheets are in contact with the side wall of the outer ring, and the remaining several anti-skid sheets are in contact with the inner wall of the retaining frame.

[0007] Wherein, a motor is installed in the support base, a gear is fixedly connected to the output end of the motor, and the gear is meshedly connected to the side wall of the turntable.

[0008] Among them, a slide groove is opened at the top of the support base, a slider is fixedly connected to the bottom of the feed trough, the slider is slidably connected to the inner wall of the slide groove, the inner wall of the slider is threadedly connected to a screw rod, the screw rod is rotatably connected to the inner wall of the slide groove, and the bottom end of the telescopic push rod is fixedly connected to a push plate, and the push plate is in contact with the top of the tapered roller.

[0009] The beneficial effects of the utility model are as follows: by clamping and positioning the and at the same time, the and can complete the positioning and clamping at the same time; the tapered roller inside the discharge hole is pushed down by the telescopic push rod, and the tapered roller is inserted into the slot on the retaining frame, and the turntable is controlled to rotate, and the turntable drives the outer ring and the retaining frame to rotate, so that the slot positions on the retaining frame can be rotated alternately in sequence to the bottom of the discharge hole to install the tapered roller, replacing the traditional manual operation, with convenient operation, reducing the time consumed in processing and the physical exertion of workers, and improving the installation efficiency.

[0010] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the top view structure of the utility model;

[0012] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0013] Figure 3 It is a three-dimensional cross-sectional structural diagram of components such as a support base and a turntable in the utility model;

[0014] Figure 4 It is a side view cross-sectional structural diagram of the L-shaped feeding rack and L-shaped rod and other components in the utility model.

[0015] In the figure: 1. support base; 11. motor; 111. gear; 12. slide; 2. bearing; 21. outer ring; 22. retaining frame; 23. tapered roller; 3. turntable; 31. center column; 32. support rod; 33. telescopic clamping rod; 331. anti-slip sheet; 34. infrared rangefinder; 4. L-shaped feeding rack; 41. feeding trough; 42. discharge hole; 43. slider; 44. screw; 5. L-shaped rod; 51. telescopic push rod; 52. push plate. DETAILED DESCRIPTION

[0016] See also Figure 1-Figure 4The utility model provides the following technical solutions: it includes a support base 1 and a bearing 2, the bearing 2 includes an outer ring 21, a retaining frame 22 and a plurality of tapered rollers 23, the inner wall of the support base 1 is rotatably connected with a turntable 3, the top of the turntable 3 is fixedly connected with a center column 31 and a plurality of support rods 32, a plurality of telescopic clamping rods 33 are arranged at the top of the turntable 3, wherein a plurality of telescopic clamping rods 33 are installed on the side wall of the center column 31, and the remaining plurality of telescopic clamping rods 33 are respectively installed on one side of the corresponding support rod 32, and the positions of the plurality of telescopic clamping rods 33 are evenly distributed, an L-shaped feeding rack 4 is slidably connected with the top of the support base 1, a feeding groove 41 and a discharge hole 42 are opened on the L-shaped feeding rack 4, an L-shaped rod 5 is fixedly connected with the top of the L-shaped feeding rack 4, a telescopic push rod 51 is installed on one side of the L-shaped rod 5, the telescopic push rod 51 pushes the tapered roller 23 to engage with the groove on the retaining frame 22, and the L-shaped feeding rack 4 does not contact the support rod 32 and the telescopic clamping rod 33.

[0017] In this embodiment: the support base 1 supports the various components of the device, the turntable 3 is kept flush with the top of the support base 1, and the bearing 2 is placed at the center above the turntable 3 during processing. The turntable 3 uses a central column 31 and a plurality of support rods 32 to support the corresponding telescopic clamping rods 33. The output ends of the plurality of telescopic clamping rods 33 correspond to the outer ring 21 and the retaining frame 22 respectively. The central column 31 drives the corresponding plurality of telescopic clamping rods 33 to be in the internal space of the outer ring 21, and the support rods 32 drive the corresponding telescopic clamping rods 33 to surround the outside of the outer ring 21. By controlling the synchronous extension of the plurality of telescopic clamping rods 33, the output ends of the plurality of telescopic clamping rods 33 on the outer side of the outer ring 21 can contact and squeeze the outer side of the outer ring 21. The pushing lengths of the plurality of telescopic clamping rods 33 on the outer ring 21 are uniformly set, so that the outer ring 21 can align its own axis with the axis of the center column 31 after adjustment and fixation. At the same time, the plurality of telescopic clamping rods 33 on the center column 31 extend, and the telescopic clamping rods 33 squeeze and push the outer ring 21 from the inside, so that the outer ring 21 and the retaining frame 22 can Under the push of the corresponding several telescopic clamping rods 33, the clamping and positioning work is carried out synchronously. The support base 1 supports the L-shaped feeding frame 4, and the L-shaped feeding frame 4 slides and guides the tapered roller 23 through the feeding groove 41. The L-shaped feeding frame 4 supports the L-shaped rod 5, and pushes the tapered roller 23 inside the feeding groove 41 to slide toward the discharge hole 42. The tapered roller 23 reaches the position of the discharge hole 42 and slides down. The L-shaped rod 5 supports the telescopic push rod 51, and the output end of the telescopic push rod 51 is extended to be inserted into the space of the discharge hole 42, so that The telescopic push rod 51 can push the tapered roller 23 inside the discharge hole 42 downward, and the discharge hole 42 guides the tapered roller 23 to slide when it falls, and the tapered roller 23 is inserted into the slot on the retaining frame 22. By controlling the rotation of the turntable 3, the turntable 3 drives the outer ring 21 and the retaining frame 22 to rotate, so that the slot position on the retaining frame 22 can be rotated alternately in sequence to the bottom of the discharge hole 42 to install the tapered roller 23, replacing the traditional manual operation, which is easy to operate, reduces the time consumed in processing and the physical exertion of workers, and improves the installation efficiency.

[0018] Infrared rangefinders 34 are installed on the top of the turntable 3 and the center column 31, two of which detect the distance to the outer ring 21, and the other two detect the distance to the retaining frame 22; after the outer ring 21 and the retaining frame 22 are pushed, squeezed and positioned by the corresponding several telescopic clamping rods 33, the outer ring 21 and the retaining frame 22 are measured by the corresponding two infrared rangefinders 34, so that the distance between the outer ring 21 and the retaining frame 22 and the corresponding infrared rangefinders 34 can be known, and then it can be judged whether the axial position of the outer ring 21 and the retaining frame 22 is correct, which is convenient for the subsequent installation of the tapered roller 23 on the retaining frame 22.

[0019] One end of several telescopic clamping rods 33 is fixedly connected with an anti-skid sheet 331, wherein several anti-skid sheets 331 are in contact with the side wall of the outer ring 21, and the remaining anti-skid sheets 331 are in contact with the inner wall of the retaining frame 22; the telescopic clamping rod 33 is in contact with the outer ring 21 or the retaining frame 22 through the anti-skid sheet 331, which can avoid friction damage caused by the contact between the telescopic clamping rod 33 and the outer ring 21 or the retaining frame 22, and can increase the stability of the telescopic clamping rod 33 in squeezing and fixing the outer ring 21 or the retaining frame 22.

[0020] A motor 11 is installed in the support base 1, and a gear 111 is fixedly connected to the output end of the motor 11, and the gear 111 is meshed and connected to the side wall of the turntable 3; the motor 11 drives the gear 111 to rotate, and the side wall of the turntable 3 is provided with a meshing ring corresponding to the gear 111. When the gear 111 rotates, it is connected with the meshing ring on the side wall of the turntable 3, so that the gear 111 can drive the turntable 3 to rotate.

[0021] A slide groove 12 is provided at the top of the support base 1, and a slider 43 is fixedly connected to the bottom end of the feed groove 41. The slider 43 is slidably connected to the inner wall of the slide groove 12. The inner wall of the slider 43 is threadedly connected to a screw 44, and the screw 44 is rotatably connected to the inner wall of the slide groove 12. A push plate 52 is fixedly connected to the bottom end of the telescopic push rod 51, and the push plate 52 contacts the top of the tapered roller 23; the slide groove 12 guides the slider 43 for sliding, and the screw 44 drives the slider 43, so that the slider 43 can drive the L-shaped feeding rack 4 to slide, so that the L-shaped feeding rack 4 can cope with bearings 2 of different sizes, and the output end of the telescopic push rod 51 contacts and extrude the tapered roller 23 through the push plate 52, thereby increasing the contact area between the telescopic push rod 51 and the tapered roller 23, thereby increasing the stability of pushing the tapered roller 23.

[0022] The working principle and use process of the utility model are as follows: when the device is used, the outer ring 21 and the retaining frame 22 are placed on the turntable 3, and then the plurality of telescopic clamping rods 33 are controlled to extend, and the plurality of telescopic clamping rods 33 drive the anti-slip sheet 331 to slide toward the outer ring 21 or the retaining frame 22. The pushing lengths of the plurality of telescopic clamping rods 33 on the outer ring 21 are uniformly set, so that the outer ring 21 can align its own axis with the axis of the center column 31 after adjustment and fixation. At the same time, the plurality of telescopic clamping rods 33 on the center column 31 are extended, and the telescopic clamping rods 33 squeeze and push the outer ring 21 from the inside, so that the outer ring 21 and the retaining frame 22 can be clamped and positioned synchronously under the push of the corresponding plurality of telescopic clamping rods 33. Subsequently, the tapered roller 23 inside the feed trough 41 is pushed, and the tapered roller 23 slides toward the discharge hole 42. The telescopic push rod 51 extends to drive the push plate 52 to push downward, so that the telescopic push rod 51 can push the tapered roller 23 inside the discharge hole 42 downward, and the discharge hole 42 guides the tapered roller 23 to slide when it falls. The tapered roller 23 is inserted into the slot on the retaining frame 22. By controlling the rotation of the turntable 3, the turntable 3 drives the outer ring 21 and the retaining frame 22 to rotate, so that the slot position on the retaining frame 22 can be rotated alternately in sequence to the bottom of the discharge hole 42 to install the tapered roller 23, replacing the traditional manual operation, which is easy to operate, reduces the time consumed in processing and the physical exertion of workers, and improves the installation efficiency.

Claims

1. A tapered rolling element mounting and positioning fixture, comprising a support base (1) and a bearing (2), characterized in that: The bearing (2) comprises an outer ring (21), a retaining frame (22) and a plurality of tapered rollers (23); the inner wall of the support base (1) is rotatably connected to a turntable (3); the top of the turntable (3) is fixedly connected to a center column (31) and a plurality of support rods (32); the top of the turntable (3) is provided with a plurality of telescopic clamping rods (33), wherein a plurality of the telescopic clamping rods (33) are mounted on the side wall of the center column (31), and the remaining plurality of the telescopic clamping rods (33) are respectively mounted on one side of the corresponding support rod (32). The holding rods (33) are evenly distributed, and the top of the support base (1) is slidably connected to an L-shaped feeding rack (4), and the L-shaped feeding rack (4) is provided with a feeding groove (41) and a discharge hole (42). The top of the L-shaped feeding rack (4) is fixedly connected to an L-shaped rod (5), and a telescopic push rod (51) is installed on one side of the L-shaped rod (5). The telescopic push rod (51) pushes the tapered roller (23) to engage with the groove on the retaining frame (22), and the L-shaped feeding rack (4) does not contact the support rod (32) and the telescopic clamping rod (33).

2. The tapered rolling element installation and positioning fixture according to claim 1, characterized in that: Infrared rangefinders (34) are installed on the top of the turntable (3) and the center column (31), two of which detect the distance of the outer ring (21), and the other two of which detect the distance of the retaining frame (22).

3. The tapered rolling element installation and positioning fixture according to claim 1, characterized in that: One end of a plurality of the telescopic clamping rods (33) is fixedly connected with an anti-skid sheet (331), wherein a plurality of the anti-skid sheets (331) are in contact with the side wall of the outer ring (21), and the remaining plurality of the anti-skid sheets (331) are in contact with the inner wall of the retaining frame (22).

4. The tapered rolling element installation and positioning fixture according to claim 1, characterized in that: A motor (11) is installed in the support base (1), and a gear (111) is fixedly connected to the output end of the motor (11), and the gear (111) is meshedly connected to the side wall of the rotating disk (3).

5. The tapered rolling element installation and positioning fixture according to claim 1, characterized in that: The top of the support base (1) is provided with a slide groove (12), the bottom of the feed groove (41) is fixedly connected with a slider (43), the slider (43) is slidably connected to the inner wall of the slide groove (12), the inner wall of the slider (43) is threadedly connected with a screw rod (44), the screw rod (44) is rotatably connected to the inner wall of the slide groove (12), the bottom end of the telescopic push rod (51) is fixedly connected with a push plate (52), and the push plate (52) is in contact with the top of the tapered roller (23).

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