CN216327728U

CN216327728U - Fixing device for bearing machining

Info

Publication number: CN216327728U
Application number: CN202122195084.7U
Authority: CN
Inventors: 孟云
Original assignee: Changchun Yunxiang Technology Development Co ltd
Current assignee: Changchun Yunxiang Technology Development Co ltd
Priority date: 2021-09-11
Filing date: 2021-09-11
Publication date: 2022-04-19
Anticipated expiration: 2031-09-11

Abstract

The utility model discloses a fixing device for bearing processing, which belongs to the technical field of fixing devices and comprises a processing table, wherein a lower clamp is arranged on the processing table, hollow sleeves are symmetrically arranged on two sides of the lower clamp, inner sleeve rods are connected in the hollow sleeves in a sliding manner, a top plate is connected to the two inner sleeve rods together, the lower end of the top plate is connected with an upper clamp, a long shaft is connected to the processing table, a gear is sleeved on the surface of the long shaft, an opening is formed in the rear surface of each hollow sleeve, a rack is arranged on the surface of each inner sleeve rod, the gear penetrates through the opening in each hollow sleeve to be meshed with the rack and is used for driving the inner sleeve rods to ascend and descend, one end of the long shaft is connected with a worm wheel, a concave plate with a forward opening is connected to the processing table, a worm is rotatably connected in the opening of the concave plate and is meshed with the worm wheel, the worm is connected with a hand wheel, the upper clamp is driven to ascend and descend under the interaction of the worm wheel, the long shaft, the gear, the rack and the inner sleeve rods, thereby realizing the clamping and fixing of the bearing.

Description

Fixing device for bearing machining

Technical Field

The utility model belongs to the technical field of fixing devices, and particularly relates to a fixing device for bearing machining.

Background

The bearing is an important spare part in the present generation mechanical equipment, and its main function is the support mechanical rotator, reduces the coefficient of friction in its motion process, and guarantee its gyration precision, fixing device need be used in the bearing processing, but present most fixing device can not effectively fix the bearing, the phenomenon that becomes flexible appears easily when processing man-hour, be unfavorable for going on of processing, reduced the user and used fixing device's experience sense to bearing processing, can not satisfy the demand in current market.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that most of the existing fixing devices in the prior art can not effectively fix the bearing and are easy to loosen during machining, the utility model provides the fixing device for machining the bearing, the upper clamp is driven to lift under the interaction of the worm, the worm wheel, the long shaft, the gear, the rack and the inner sleeve rod, so that the bearing is clamped and fixed, and the worm wheel have self-locking performance, so that the bearing is prevented from loosening during fixing, and the fixing effect is improved. The specific technical scheme is as follows:

the utility model provides a fixing device is used in bearing processing, including the processing platform, the processing bench is equipped with down anchor clamps, the bilateral symmetry of anchor clamps is equipped with the top and is open-ended hollow sleeve pipe down, sliding connection has inner sleeve rod in the hollow sleeve pipe, be connected with a roof jointly on two inner sleeve rods, the roof lower extreme is connected with the last anchor clamps corresponding with anchor clamps down, the processing bench just is located hollow sleeve pipe's rear portion and rotates and be connected with the major axis, major axis surface cover is equipped with the gear, hollow sleeve pipe's rear portion surface is equipped with the notch, the inner sleeve rod surface is equipped with the rack, the gear passes notch and the rack interlock on the hollow sleeve pipe, be used for driving inner sleeve rod lift, the one end of major axis is connected with the worm wheel, the processing bench is connected with notch concave plate forward, the notch internal rotation of concave plate is connected with the worm, worm and worm wheel meshing, the worm is connected with the hand wheel.

Preferably, the lower clamp and the upper clamp are both V-shaped clamps.

Preferably, all be equipped with the screw hole on processing platform and the roof, lower anchor clamps pass through first bolted connection on the processing platform, and last anchor clamps pass through the second bolted connection on the roof.

Preferably, the surfaces of the lower clamp and the upper clamp are provided with anti-slip pads.

Preferably, the lower part of the processing platform is provided with a base, the bottom of the base is connected with supporting legs, and a lifting part is arranged between the base and the processing platform.

Preferably, the lifting component comprises a screw, two screw blocks and two supporting rods, the screw is rotatably connected to the base, a center block is arranged in the middle of the surface of the screw, two sections of external threads in opposite directions are arranged on the surface of the screw and located on two sides of the center block, the two screw blocks are symmetrically connected to the surface of the screw by taking the center block as the center, the screw blocks are in threaded connection with the screw, the two supporting rods are rotatably connected to the surface of the screw blocks, the upper ends of the supporting rods are rotatably connected to the surface of the processing table, and the two supporting rods are symmetrically arranged by taking the center block as the center.

Preferably, the lower extreme of spiral shell piece is connected with the draw runner, is equipped with the slide on the base, and draw runner sliding connection is in the slide.

Preferably, the lifting components between the base and the processing table are arranged in two groups, the two groups of lifting components are symmetrically arranged in front and back, and the two groups of lifting components are connected through a belt.

Preferably, the end of the screw in the lifting component is connected with a belt pulley, the two belt pulleys are connected through a belt, and the surface of one belt pulley is connected with a rocker.

The utility model provides a fixing device is used in bearing processing, compares with prior art, and its beneficial effect is:

1. the bearing fixing device can drive the upper clamp to lift under the interaction of the worm, the worm wheel, the long shaft, the gear, the rack and the inner loop bar, the bearing is placed on the lower clamp, the bearing can be clamped and fixed when the upper clamp descends, and the worm wheel have self-locking performance, so that the upper clamp can be prevented from loosening when the bearing is fixed, and the fixing effect on the bearing is improved.

2. The lifting component is arranged between the base and the processing table and can drive the processing table to lift, so that the device can be conveniently used by people with different heights, and the practicability of the device is improved.

Drawings

FIG. 1 is a schematic front view of a fixing device for bearing machining according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of a rear view of a portion of the fixing device for bearing machining, in which the hollow sleeve, the inner stem and the long shaft are connected;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

In the figure: 1-processing table, 2-lower clamp, 3-hollow sleeve, 4-inner sleeve rod, 5-top plate, 6-upper clamp, 7-long shaft, 8-gear, 9-notch, 10-rack, 11-worm wheel, 12-concave plate, 13-worm, 14-hand wheel, 15-base, 16-supporting leg, 17-screw, 18-screw block, 19-supporting rod, 20-sliding strip, 21-belt, 22-belt pulley, 23-rocker.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-4, the present embodiment provides a technical solution: a fixing device for bearing processing comprises a processing table 1, wherein a lower clamp 2 is arranged on the processing table 1, a threaded hole is formed in the processing table 1, the lower clamp 2 is fixedly connected to the processing table 1 through a first bolt so as to replace lower clamps 2 of different specifications according to the size of a bearing, hollow sleeves 3 with openings at the tops are symmetrically arranged on two sides of the lower clamp 2, the lower clamps 2 below the two hollow sleeves 3 are symmetrically arranged at the left and right sides of the central point, the hollow sleeves 3 are fixedly connected to the surface of the processing table 1 through locking bolts, inner loop bars 4 are slidably connected to the hollow sleeves 3, sliding grooves (not shown in the figure) are formed in the inner walls of the hollow sleeves 3, sliding ribs are arranged on the outer walls of the inner loop bars 4 and are slidably connected to the sliding grooves, so that the inner loop bars 4 can slide up and down in the hollow sleeves 3, the inner loop bars 4 penetrate through the openings at the tops of the hollow sleeves 3, a top plate 5 is commonly connected to the two inner loop bars 4, the top plate 5 is welded at the upper ends of the two inner loop bars 4, the lower end of the top plate 5 is connected with an upper clamp 6 corresponding to the lower clamp 2, the bottom of the top plate 5 is provided with a threaded hole, the upper clamp 6 is fixedly connected on the top plate 5 through a second bolt, thereby being convenient for replacing the upper clamps 6 with different specifications, the lower clamp 2 and the upper clamp 6 are both V-shaped clamps, the clamping force on the bearing is improved by setting the shape of the clamps into a V shape, thereby improving the stability when the bearing is fixed, in addition, the surfaces of the lower clamp 2 and the upper clamp 6 are both provided with anti-skid pads, the stability when the bearing is fixed by the clamps can be further improved by arranging the anti-skid pads, in addition, the surface of the bearing can be effectively protected by arranging the anti-skid pads, the surface clamp damages the outer surface of the bearing, the rear part of the hollow sleeve 3 on the processing platform 1 are rotatably connected with a long shaft 7, the rear portions of the hollow sleeves 3 on the processing table 1 are symmetrically connected with bearing seats, the long shaft 7 is rotatably connected between the two bearing seats, two gears 8 are fixedly sleeved on the surface of the long shaft 7, notches 9 are formed in the surfaces of the rear portions of the two hollow sleeves 3, racks 10 are arranged on the surfaces of the inner sleeve rods 4, the racks 10 correspond to the notches 9, the two gears 8 on the surface of the long shaft 7 penetrate through the notches 9 on the corresponding hollow sleeves 3, the gears 8 are meshed with the racks 10 on the surfaces of the inner sleeve rods 4, the inner sleeve rods 4 are driven to lift in the hollow sleeves 3 through the racks 10 when the gears 8 rotate, a worm wheel 11 is fixedly connected to the fixed end of the long shaft 7, a concave plate 12 with a forward notch is connected to the processing table 1, the concave plate 12 is fixedly connected to the processing table 1 through a locking bolt, a worm 13 is rotatably connected to the notch of the concave plate 12, the worm 13 is meshed with the worm wheel 11, and a hand wheel 14 is fixedly connected to the upper end of the worm 13.

When the device is used for fixing a bearing, an appropriate upper clamp 6 and an appropriate lower clamp 2 can be selected according to the size of the bearing, the upper clamp 6 is fixedly connected to a top plate 5, the lower clamp 2 is fixedly connected to a processing table 1, the bearing to be processed is placed on the lower clamp 2, a hand wheel 14 is rotated clockwise, the hand wheel 14 drives a worm 13 to rotate, the worm 13 drives a worm wheel 11 to rotate, the worm wheel 11 drives a long shaft 7 to rotate, the long shaft 7 drives two gears 8 sleeved on the surface of the long shaft 7 to synchronously rotate, the two gears 8 are meshed with racks 10 on the surfaces of two inner sleeve rods 4 to drive the inner sleeve rods 4 to descend, the two inner sleeve rods 4 drive the upper clamp 6 to descend through the top plate 5, the upper clamp 6 moves downwards to be tightly pressed on the upper surface of the bearing, the position of the bearing is fixed by the mutual matching of the upper clamp 6 and the lower clamp 2, and a worker carries out subsequent processing operation on the bearing after the position of the bearing is fixed, compared with the traditional fixing device, the worm 13 and the worm wheel 11 have self-locking performance during transmission, so that the upper clamp 6 can be prevented from loosening when the bearing is fixed, and the fixing effect on the bearing is improved.

Example 2:

This example differs from example 1 in that: in the embodiment, a base 15 is further arranged below the processing table 1, supporting legs 16 are connected to the bottom of the base 15, a lifting component is arranged between the base 15 and the processing table 1, the lifting component comprises a screw rod 17, screw blocks 18 and supporting rods 19, the screw rod 17 is rotatably connected to the base 15, a central block is arranged in the middle of the surface of the screw rod 17, two sections of external threads in opposite directions are arranged on the surface of the screw rod 17 and positioned on two sides of the central block, two screw blocks 18 are arranged, the two screw blocks 18 are symmetrically connected to the surface of the screw rod 17 by taking the central block as a center, the screw blocks 18 are in threaded connection with the screw rod 17, the supporting rods 19 are arranged in two numbers, the lower end of the supporting rod 19 is rotatably connected to the surface of the screw block 18, the upper end of the supporting rod 19 is rotatably connected to the surface of the processing table 1, the two supporting rods 19 are symmetrically arranged by taking the central block as a center, a sliding strip 20 is connected to the lower end of the screw block 18, a sliding way is arranged on the base 15, the sliding way is connected in a sliding way, lifting unit between base 15 and the processing platform 1 is equipped with two sets ofly, the symmetry sets up around two sets of lifting unit, connect through belt 21 between two sets of lifting unit, screw rod 17's end connection has belt pulley 22 in the lifting unit, connect through belt 21 between two belt pulleys 22, the belt pulley 22 fixed surface who is located the front side is connected with rocker 23, when rotating rocker 23, two screw rod 17 synchronous rotations in driving two lifting unit under belt pulley 22 and belt 21's cooperation, when screw rod 17 rotates, screw rod 17 is two spiral shell pieces 18 on the surface and is in opposite directions or dorsad, it goes up and down to drive processing platform 1 under bracing piece 19's effect, traditional bearing fixing device compares, can drive processing platform 1 through setting up lifting unit and go up and down, thereby can make things convenient for the personnel of co-altitude not to use, the practicality of the device has been improved.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixing device is used in bearing processing, includes processing platform (1), its characterized in that: the processing table (1) is provided with a lower clamp (2), the two sides of the lower clamp (2) are symmetrically provided with a hollow sleeve (3) with an open top, the hollow sleeve (3) is connected with inner loop bars (4) in a sliding manner, the two inner loop bars (4) are connected with a top plate (5) together, the lower end of the top plate (5) is connected with an upper clamp (6) corresponding to the lower clamp (2), the rear part of the processing table (1) on the hollow sleeve (3) is rotatably connected with a long shaft (7), the surface of the long shaft (7) is sleeved with a gear (8), the surface of the rear part of the hollow sleeve (3) is provided with a notch (9), the surface of the inner loop bar (4) is provided with a rack (10), the gear (8) passes through the notch (9) on the hollow sleeve (3) to be meshed with the rack (10) for driving the inner loop bar (4) to go up and down, one end of the long shaft (7) is connected with a worm wheel (11), a concave plate (12) with a forward concave opening is connected to the processing table (1), a worm (13) is connected to the concave opening of the concave plate (12) in a rotating mode, the worm (13) is meshed with the worm wheel (11), and the worm (13) is connected with a hand wheel (14).

2. The fixing device for bearing processing according to claim 1, wherein: the lower clamp (2) and the upper clamp (6) are both V-shaped clamps.

3. The fixing device for bearing processing according to claim 1, wherein: all be equipped with the screw hole on processing platform (1) and roof (5), anchor clamps (2) are on processing platform (1) through first bolted connection down, go up anchor clamps (6) through second bolted connection on roof (5).

4. The fixing device for bearing processing according to claim 1, wherein: and anti-slip pads are arranged on the surfaces of the lower clamp (2) and the upper clamp (6).

5. The fixing device for bearing processing according to claim 1, wherein: the processing platform is characterized in that a base (15) is arranged below the processing platform (1), supporting legs (16) are connected to the bottom of the base (15), and a lifting part is arranged between the base (15) and the processing platform (1).

6. The fixing device for bearing processing according to claim 5, wherein: the utility model discloses a processing platform, including lifting unit, screw rod (17), screw piece (18) and bracing piece (19), screw rod (17) rotate to be connected on base (15), screw rod (17) surface middle part is equipped with the center block, screw rod (17) surface just is located the center block both sides and is equipped with two sections opposite direction's external screw thread, screw piece (18) are equipped with two, and two screw pieces (18) use the center block to connect the surface at screw rod (17) as central symmetry, screw piece (18) and screw rod (17) threaded connection, bracing piece (19) are equipped with two, the lower extreme of bracing piece (19) is rotated and is connected on screw piece (18) surface, the upper end of bracing piece (19) is rotated and is connected the surface at processing platform (1), two bracing piece (19) use the center block to set up as central symmetry.

7. The fixing device for bearing processing according to claim 6, wherein: the lower extreme of spiral shell piece (18) is connected with draw runner (20), be equipped with the slide on base (15), draw runner (20) sliding connection be in the slide.

8. The fixing device for bearing processing according to claim 5, wherein: the lifting components between the base (15) and the processing table (1) are arranged in two groups, the two groups of lifting components are symmetrically arranged front and back, and the two groups of lifting components are connected through a belt (21).

9. The fixing device for bearing processing according to claim 5, wherein: the end part of the screw rod (17) in the lifting component is connected with a belt pulley (22), the two belt pulleys (22) are connected through a belt (21), and the surface of one belt pulley (22) is connected with a rocker (23).