Miniature deep groove ball bearing with antiskid outer ring

Abstract

The utility model relates to the technical field of bearings, and discloses a miniature deep groove ball bearing with an anti-skid outer ring, which comprises a bearing, an auxiliary sleeve fixedly sleeved on the outer side of the bearing, a plurality of accommodating cavities formed in the auxiliary sleeve in an annular array, clamping devices arranged on the inner sides of the accommodating cavities, and auxiliary sliding openings formed in the upper end surface of the auxiliary sleeve in an annular array, the bottom end of the auxiliary sliding opening is communicated with the interior of the containing cavity, a push plate used for driving the clamping device is slidably connected into the auxiliary sliding opening, the auxiliary sleeve is used for assisting in fixing a bearing, the auxiliary sleeve is fixed to a to-be-fixed part through the arranged clamping device, and a groove hole corresponding to the clamping device is formed in an inner ring of the to-be-fixed part in advance. And the push plate serves as a driving part for driving the clamping device, so that the bearing can be quickly disassembled, the bearing can be conveniently replaced and maintained, and the time wasted by equipment maintenance is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing technical field, specifically, relate to a kind of outer ring anti-skid miniature deep groove ball bearing. BACKGROUND

[0002] Miniature deep groove ball bearing is a kind of small rolling bearing, widely used in various types of size, precision and performance have higher requirements equipment.Deep groove ball bearing is composed of outer ring, inner ring, a group of steel ball and a group of retainer, outer ring and inner ring have circular arc raceway, steel ball rolls between raceway, reduce friction and support load, retainer then evenly distributes steel ball between inner ring and outer ring, keep the spacing between ball, prevent steel ball from colliding with each other, improve the running stability of bearing, outer ring anti-skid deep groove ball bearing is a kind of bearing type with special design, its main feature is that anti-skid structure is added on outer ring, to improve the stability and safety of bearing under certain working conditions.The existing device has some drawbacks in the process of using, for example: in traditional equipment, the fixing and dismounting of bearing often need to be completed by complex tool and procedure, which not only is time-consuming and laborious, but also when equipment maintenance or bearing replacement, it is easy to cause equipment downtime for a long time, seriously affect production efficiency and equipment availability, especially when bearing needs frequent replacement or maintenance, traditional fixing and dismounting mode is particularly inconvenient. SUMMARY

[0003] The utility model aims at providing a kind of outer ring anti-skid miniature deep groove ball bearing, solve when bearing needs frequent replacement or maintenance, the problem that traditional fixing and dismounting mode is particularly inconvenient.

[0004] The utility model provides the following technical scheme: a kind of outer ring anti-skid miniature deep groove ball bearing, including bearing, the auxiliary sleeve is fixed to the bearing outer side, multiple accommodating cavities are arranged in the auxiliary sleeve inside annular array, multiple the inside of accommodating cavity is provided with clamping device, auxiliary sliding port is arranged in the annular array of the upper end surface of auxiliary sleeve, the bottom of auxiliary sliding port is communicated with the inside of accommodating cavity, the push plate for driving clamping device is slidably connected in auxiliary sliding port.

[0005] As the preferred technical scheme, the clamping device includes fixed platform connected to the bottom wall in accommodating cavity and moving block arranged in accommodating cavity, the bottom of push plate is fixed with the upper end surface of moving block, the upper end surface of fixed platform is rotatably connected with rotating rod, the upper end surface of moving block is provided with sliding groove, the end portion of rotating rod away from fixed platform is fixedly connected with sliding rod adapted to sliding groove, the sliding rod slides in sliding groove, multiple reset springs are fixedly installed on the side of moving block close to fixed platform, the end of moving block away from fixed platform is fixedly connected with clamping block, multiple perforations for clamping block to pass through are arranged in the annular array on the outer wall of auxiliary sleeve.

[0006] As the above technical scheme is preferred, the opposite two side walls of the accommodating cavity are fixedly provided with guide grooves, two guide blocks are slidably connected to the guide grooves, and the moving block is fixed between the two guide blocks.

[0007] As the above technical scheme is preferred, one end of the reset spring is fixedly connected to the side wall of the moving block, and the other end of the reset spring is fixedly connected to the side wall of the fixed table.

[0008] As the above technical scheme is preferred, the perforation is in communication with the inside of the accommodating cavity.

[0009] As the above technical scheme is preferred, the clamping block is accommodated in the accommodating cavity.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] In the utility model, the auxiliary sleeve is used for auxiliary fixing bearing, the auxiliary sleeve is fixed on the to-be-fixed part through the clamping device, the to-be-fixed part is provided with a groove hole corresponding to the clamping device on the inner ring, so that the clamping device can be stably clamped on the to-be-fixed part, and the push plate as the driving part of the clamping device can quickly disassemble the bearing, which is convenient for replacing and maintaining the bearing and reduces the time wasted due to equipment maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a first view overall structure schematic view of a micro deep groove ball bearing with anti-skid outer ring;

[0013] Figure 2 It is a sectional view structure schematic view of a micro deep groove ball bearing with anti-skid outer ring;

[0014] Figure 3 It is Figure 2 It is an enlarged view of A in the middle;

[0015] Figure 4 It is a second view overall structure schematic view of a micro deep groove ball bearing with anti-skid outer ring.

[0016] In the drawing: 1, bearing; 11, auxiliary sleeve; 12, accommodating cavity; 13, push plate; 14, auxiliary sliding port; 2, clamping device; 21, fixed table; 22, moving block; 23, rotating rod; 24, sliding groove; 25, sliding rod; 26, reset spring; 27, clamping block; 28, perforation; 3, guide groove; 31, guide block. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0018] EMBODIMENT

[0019] As Figures 1-4 shown, the utility model provides a kind of technical scheme: a kind of outer ring antiskid miniature deep groove ball bearing, including bearing 1, bearing 1 outside fixed sleeve is equipped with auxiliary sleeve 11, multiple accommodating cavities 12 are arranged in the annular array of auxiliary sleeve 11 inside, multiple accommodating cavities 12 inside are all provided with clamping device 2, annular array is opened in the upper end surface of auxiliary sleeve 11, and auxiliary sliding port 14 is communicated with the inside of accommodating cavity 12 in auxiliary sliding port 14 bottom end, the push plate 13 for driving clamping device 2 is slidably connected in auxiliary sliding port 14, specifically use process, this auxiliary sleeve 11 is used to assist fixed bearing 1, clamping device 2 is fixed on the piece to be fixed by being set in auxiliary sleeve 11, recessed hole corresponding to clamping device 2 is preformed on the inner ring of the piece to be fixed, so that clamping device 2 can be firmly clamped on the piece to be fixed, the push plate 13 as the driving member of driving clamping device 2 can quickly disassemble bearing 1, it is convenient to replace and maintain bearing 1, reduce the time wasted due to equipment maintenance.

[0020] As one embodiment in the present embodiment, as Figure 3As shown, the clamping device 2 comprises a fixed table 21 fixedly connected to the bottom wall of the accommodating cavity 12 and a moving block 22 arranged in the accommodating cavity 12, the bottom end of the push plate 13 is fixed to the upper end surface of the moving block 22, the upper end surface of the fixed table 21 is rotationally connected with a rotating rod 23, the upper end surface of the moving block 22 is provided with a sliding groove 24, the end of the rotating rod 23 away from the fixed table 21 is fixedly connected with a sliding rod 25 matched with the sliding groove 24, the sliding rod 25 slides in the sliding groove 24, a plurality of return springs 26 are fixedly installed on the side of the moving block 22 close to the fixed table 21, one end of the return spring 26 is fixedly connected with the side wall of the moving block 22, and the other end of the return spring 26 is fixedly connected with the side wall of the fixed table 21, so that the return spring 26 can drive the moving block 22 to move, the end of the moving block 22 away from the fixed table 21 is fixedly connected with a clamping block 27 accommodated in the accommodating cavity 12, a plurality of through holes 28 for the clamping block 27 to pass through are annularly arranged on the outer wall of the auxiliary sleeve 11 and communicate with the inside of the accommodating cavity 12, in the specific use process, when the bearing 1 is installed, the push plate 13 is pushed to move towards the bearing 1, the push plate 13 drives the moving block 22 to move synchronously, the return spring 26 is compressed and then pops out, at the same time, the rotating rod 23 rotates, the sliding rod 25 slides in the sliding groove 24, at the same time, the clamping block 27 moves outwardly with the moving block 22, passes through the through hole 28 and extends out of the outer wall of the auxiliary sleeve 11 (at this time, the sliding rod 25 is clamped on the side of the sliding groove 24 away from the push plate 13), the clamping block 27 is clamped into the groove hole of the to-be-fixed part, and the installation is completed, when the bearing 1 is disassembled, the push plate 13 is pushed to move towards the bearing 1, the push plate 13 drives the moving block 22 to move synchronously, the return spring 26 is compressed, at the same time, the rotating rod 23 rotates, the sliding rod 25 slides in the sliding groove 24, at the same time, the clamping block 27 moves inwardly with the moving block 22 and retracts into the accommodating cavity 12 (at this time, the sliding rod 25 is clamped on the side of the sliding groove 24 close to the push plate 13).

[0021] As an embodiment in the present embodiment, as shown in the figure, Figure 3 As shown, the opposite two side walls of the accommodating cavity 12 are fixedly installed with guide grooves 3, the two guide grooves 3 are slidingly connected with guide blocks 31, and the moving block 22 is fixed between the two guide blocks 31.

[0022] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit them.

Claims

1. An outer ring slip-proof micro deep groove ball bearing comprising a bearing (1), characterized in that: The bearing (1) outer side fixed cover is provided with an auxiliary cover (11), a plurality of accommodating cavities (12) are arranged in the auxiliary cover (11) in the form of annular array, a clamping device (2) is arranged in each of the plurality of accommodating cavities (12), an auxiliary sliding port (14) is arranged on the upper end surface of the auxiliary cover (11) in the form of annular array, the bottom end of the auxiliary sliding port (14) is communicated with the interior of the accommodating cavity (12), and the auxiliary sliding port (14) is slidably connected with a push plate (13) used for driving the clamping device (2).

2. The outer ring slip-proof micro deep groove ball bearing according to claim 1, characterized in that: The clamping device (2) comprises a fixed table (21) fixedly connected to the bottom wall in the accommodating cavity (12) and a moving block (22) arranged in the accommodating cavity (12), the bottom end of the push plate (13) is fixed to the upper end surface of the moving block (22), the upper end surface of the fixed table (21) is rotatably connected with a rotating rod (23), the upper end surface of the moving block (22) is provided with a sliding groove (24), the end, away from the fixed table (21), of the rotating rod (23) is fixedly connected with a sliding rod (25) matched with the sliding groove (24), the sliding rod (25) slides in the sliding groove (24), a plurality of reset springs (26) are fixedly installed on the side, close to the fixed table (21), of the moving block (22), and the end, away from the fixed table (21), of the moving block (22) is fixedly connected with a clamping block (27), a plurality of through holes (28) for the clamping block (27) to pass through are arranged on the outer wall of the auxiliary cover (11) in the form of annular array.

3. The outer ring slip-proof micro deep groove ball bearing according to claim 2, characterized in that: The opposite two side walls of the accommodating cavity (12) are fixedly installed with guide grooves (3), and the two guide grooves (3) are slidably connected with guide blocks (31), and the moving block (22) is fixed between the two guide blocks (31).

4. The anti-skid outer ring micro deep groove ball bearing according to claim 2, characterized in that: One end of the reset spring (26) is fixedly connected with the side wall of the moving block (22), and the other end of the reset spring (26) is fixedly connected with the side wall of the fixed table (21).

5. The anti-skid outer ring micro deep groove ball bearing according to claim 2, characterized in that: The through hole (28) is communicated with the interior of the accommodating cavity (12).

6. A micro deep groove ball bearing with outer ring slip prevention according to claim 2, characterized in that: The clamping block (27) is accommodated in the accommodating cavity (12).

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