CN112975793A

CN112975793A - Positioning table device for bearing assembly

Info

Publication number: CN112975793A
Application number: CN202110074715.1A
Authority: CN
Inventors: 蔡德翠
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-06-18

Abstract

The invention relates to the technical field of bearing production devices, in particular to a positioning table device for bearing assembly, which comprises a processing platform, wherein a fixing ring is rotatably mounted on the processing platform, a limiting assembly is arranged in the fixing ring, a limiting assembly swing rod, a guide sleeve and a pressing block are arranged on the fixing ring, three groups of matching grooves are formed in the fixing ring, the guide sleeve is rotatably mounted in each group of matching grooves, the fixing ring is driven to rotate by a driving assembly, the driving device comprises a mounting seat, a straight gear, a toothed plate, a left guide rod and a right guide rod, the mounting seat is provided with a rectangular groove for accommodating the toothed plate, the straight gear is meshed with the toothed plate and is rotatably mounted on the processing platform through a central shaft, and an arc-shaped rack meshed with the. Through adopting multipoint mode stop gear, can improve diversified, stable and balanced location effect to the bearing inner race, mechanical wear is little, and factor of safety is high, improves fine operation basis for the assembly devices in later stage.

Description

Positioning table device for bearing assembly

Technical Field

The invention relates to the field of bearing production devices, in particular to a positioning table device for bearing assembly.

Background

With the continuous development of the industrial technology level, the demand of the bearing is also continuously increased, in order to ensure the use demand of the bearing, a plurality of factories introduce the bearing assembling device, the production yield of the bearing is improved, and the quality of the bearing is ensured by equipment production.

The utility model discloses an assembly machine for assembling little bearing of chinese utility model with application number CN201921952069.9, including the carousel, be provided with a plurality of positioning mechanism for positioning spare part on the carousel, be provided with a plurality of stations around the carousel, the station includes outer lane assembly station, inner circle assembly station, holder assembly station, ball assembly station and inner cup assembly station; the outer ring assembly station, the inner ring assembly station, the retainer assembly station, the ball assembly station and the inner cover assembly station all comprise a part carrying mechanism and a part feeding mechanism, the part carrying mechanism transports parts of the part feeding mechanism to the positioning mechanism for assembly, and the part assembly sequence sequentially comprises an inner ring, an outer ring, a retainer, balls and an inner cover. The assembly mechanism has the advantages of simple assembly, high production efficiency and the like, but has some problems in use;

the device is poor to the centre gripping effect of outer lane, leads to easy location inaccurate when the installation ball body, influences the assembly quality of bearing, increases manufacturing cost.

In view of this, we propose a positioning table device for bearing assembly.

Disclosure of Invention

The present invention is directed to a positioning table device for bearing assembly, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a positioning table device for bearing assembly comprises a processing platform, wherein a fixing ring is rotatably installed on the processing platform, a limiting assembly is arranged inside the fixing ring, a swing rod, a guide sleeve and a pressing block of the limiting assembly are arranged on the fixing ring, three matching grooves are formed in the fixing ring in a ring array manner, the guide sleeve is rotatably installed in each matching groove, one end of the swing rod is rotatably installed on the processing platform through a positioning shaft, the other end of the swing rod penetrates through the guide sleeve and is fixedly connected with the pressing block, the fixing ring is driven to rotate by a driving assembly, the driving device comprises a mounting seat, a straight gear, a toothed plate, a left guide rod and a right guide rod, the mounting seat is provided with a rectangular slotted toothed plate for accommodating the toothed plate, the toothed plate is multi-stage fixed in the rectangular slotted through the positioning assembly, the two ends of the toothed plate are fixedly connected with the left guide rod and the right guide rod in sequence, the straight, an arc-shaped rack meshed with the straight gear is fixedly arranged on the side wall of the fixing ring.

Preferably, the through-hole that sets up with left guide arm and right guide arm sliding fit is run through at the mount pad both ends, the one end fixed connection handle of pinion rack is kept away from to right guide arm, the inner wall of pinion rack is seted up a plurality of constant head tanks that are linear arrangement.

Preferably, a placing groove is formed in the side wall of the rectangular groove, a positioning assembly is arranged in the placing groove and comprises a clamping block, a moving block, a first magnet and a second magnet, one end of the clamping block is fixedly connected with the moving block, and the other end of the clamping block is inserted into the positioning groove.

Preferably, the right side wall of the moving block is provided with a bevel cavity, the first magnet is fixedly arranged on the side wall of the moving block, the second magnet is fixedly arranged on the inner bottom wall of the placing groove, and the first magnet and the second magnet are magnets of the same name.

Preferably, the right side that the mount pad is located the standing groove is equipped with the interlude of falling L shape, is provided with in the interlude of falling L shape and pushes away the bullet subassembly, it includes depression bar, driving strip, spring, dial rod and baffle to push away the bullet subassembly, the depression bar stretches into the bevel chamber and rather than sliding fit, driving strip one end fixed connection depression bar, driving strip other end fixed connection driving lever, driving lever lateral wall fixed connection spring, the fixed cover of baffle is established in the outside of driving lever and with the lateral wall sliding fit of mount pad.

Compared with the prior art, the invention has the beneficial effects that:

1. the repulsive force between the first magnet and the second magnet with the same name acts on the moving block, so that the moving block is stressed and drives the clamping block to be stably inserted into the positioning groove, the toothed plate is quickly fixed on the mounting seat, and the fixing ring can be axially positioned; the mounting position of the mounting seat can be changed by selectively using the positioning groove to be matched with the positioning assembly, and the deflection amplitude of the three groups of swing rods can be effectively adjusted, so that the clamping or loosening effect of the pressing block on the outer ring of the bearing is realized;

2. the multi-point type limiting mechanism has the advantages that the multi-point type limiting mechanism is adopted, the multi-direction, stable and balanced positioning effect can be improved for the bearing outer ring, the mechanical abrasion is small, the safety coefficient is high, the operation is convenient and fast, and a good operation foundation is improved for a later assembling mechanism.

Drawings

FIG. 1 is a side view of the structure of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is an enlarged schematic view of the region B in fig. 1.

In the figure: the processing platform comprises a processing platform 1, a fixing ring 2, a matching groove 201, a swing rod 3, a guide sleeve 4, a pressing block 5, a positioning shaft 6, a mounting seat 7, a straight gear 8, a toothed plate 9, a positioning groove 901, a left guide rod 10, a right guide rod 11, a lifting handle 12, a clamping block 13, a moving block 14, a first magnet 15, a second magnet 16, a pressing rod 17, a driving strip 18, a spring 19, a driving rod 20, a baffle 21 and an arc-shaped rack 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a positioning table device for bearing assembly comprises a processing platform 1, a fixing ring 2 is rotatably mounted on the processing platform 1, a limiting component is arranged inside the fixing ring 2, a limiting component swing rod 3, a guide sleeve 4 and a pressing block 5 are arranged on the limiting component swing rod, three groups of matching grooves 201 are formed in the fixing ring 2 in a ring array, the guide sleeve 4 is rotatably mounted in each group of matching grooves 201, one end of the swing rod 3 is rotatably mounted on the processing platform 1 through a positioning shaft 6, the other end of the swing rod 3 penetrates through the guide sleeve 4 and is fixedly connected with the pressing block 5, the fixing ring 2 is driven to rotate by a driving component, the driving device comprises a mounting seat 7, a straight gear 8, a toothed plate 9, a left guide rod 10 and a right guide rod 11, a rectangular open groove for accommodating the toothed plate 9 is formed in the mounting seat 7, the toothed plate 9 is fixed in the rectangular open groove in a multi-stage manner through the positioning, straight-teeth gear 8 meshes with pinion rack 9 and rotates through the center axis and installs on processing platform 1, and fixed ring 2 is fixed on the lateral wall to be provided with the arc rack 22 with straight-teeth gear 8 looks meshing. When the toothed plate 9 moves to the right side, the straight gear 8 is driven by the toothed plate 9 to rotate clockwise, so that the arc-shaped rack 22 drives the fixing ring 2 to rotate counterclockwise, and the swing rod 3 is driven by the guide sleeve 4 to deflect towards the direction of the bearing, so that the three pressing blocks 5 stably clamp the outer ring, and the assembly mechanism at the later stage is convenient to improve a good operation foundation; when the toothed plate 9 moves to the left side, the straight gear 8 is driven by the toothed plate 9 to rotate anticlockwise, so that the arc-shaped rack 22 drives the fixing ring 2 to rotate clockwise, and the swing rod 3 is driven by the guide sleeve 4 to deflect towards the fixing ring 2, so that the three pressing blocks 5 loosen the outer ring, and the outer ring is convenient to take or place;

as shown in fig. 1 and fig. 2, through holes which are slidably matched with the left guide rod 10 and the right guide rod 11 are formed in two ends of the mounting seat 7, one end of the right guide rod 11, which is far away from the handle 12, is fixedly connected with one end of the toothed plate 9, a plurality of positioning grooves 901 which are linearly arranged are formed in the inner side wall of the toothed plate 9, a placing groove is formed in the side wall of the rectangular groove, a positioning assembly is arranged inside the placing groove, the positioning assembly comprises a fixture block 13, a moving block 14, a first magnet 15 and a second magnet 16, the moving block 14 is fixedly connected with one end of the fixture block 13, and the other end of the fixture. The right side wall of the moving block 14 is provided with a bevel cavity, the first magnet 15 is fixedly arranged on the side wall of the moving block 14, the second magnet 16 is fixedly arranged on the inner bottom wall of the placing groove, and the first magnet 15 and the second magnet 16 are magnets of the same name. Utilize the repulsion between the first magnetite 15 of the same name and the second magnetite 16 to act on the movable block 14 for movable block 14 atress and drive fixture block 13 insert steadily and establish in constant head tank 901, are fixed in mount pad 7 with pinion rack 9 fast, thereby can carry out axial positioning to solid fixed ring 2, make briquetting 5 can stabilize the centre gripping spacing to the bearing inner race. The mounting position of the mounting seat 7 can be changed by selectively using the positioning groove 901 to match with the positioning component, and the deflection amplitude of the three groups of swing rods 3 can be effectively adjusted, so that the clamping or loosening effect of the pressing block 5 on the outer ring of the bearing is realized.

As shown in fig. 2 and 3, an inverted L-shaped penetration is arranged on the right side of the placing groove of the mounting seat 7, an inverted L-shaped penetration assembly is arranged in the inverted L-shaped penetration assembly, the ejection assembly comprises a pressing rod 17, a driving bar 18, a spring 19, a shifting rod 20 and a baffle plate 21, the pressing rod 17 extends into the inclined cavity and is in sliding fit with the inclined cavity, one end of the driving bar 18 is fixedly connected with the pressing rod 17, the other end of the driving bar 18 is fixedly connected with the shifting rod 20, the side wall of the shifting rod 20 is fixedly connected with the spring 19, and the baffle plate 21 is fixedly sleeved on the outer side of the shifting. By pushing the shift lever 20 to move towards the left side, the shift lever 20 extrudes the spring 19 and drives the driving strip 18 to move towards the left side, and the pressing rod 17 acts on the inclined cavity again, so that the repulsive force is overcome by the stress of the moving block 14, the clamping block 13 is driven to be drawn out from the positioning groove, and the toothed plate 9 can slide left and right on the mounting seat 7 at the moment.

The working principle is as follows: in actual use, firstly, the outer ring of the bearing to be processed is placed inside the early fixing ring 2, then one hand pushes the shift lever 20 to move towards the left side, the shift lever 20 extrudes the spring 19 and drives the driving strip 18 to move towards the left side, the compression bar 17 acts on the inclined surface cavity, the moving block 14 is stressed to overcome the repulsive force and drive the fixture block 13 to be drawn out from the positioning groove, the toothed plate 9 can slide left and right on the mounting seat 7, when the toothed plate 9 moves towards the right side, the straight gear 8 is driven by the toothed plate 9 to rotate clockwise, the arc-shaped rack 22 drives the fixing ring 2 to rotate anticlockwise, the swing rod 3 is driven by the guide sleeve 4 to deflect towards the direction of the bearing, the three pressing blocks 5 stably clamp the outer ring, and the later-stage assembly mechanism is convenient to improve a good operation foundation; and when pinion rack 9 moved to the left side, spur gear 8 carried out anticlockwise rotation under pinion rack 9's drive for arc rack 22 drives solid fixed ring 2 and carries out clockwise rotation, and pendulum rod 3 deflects towards solid fixed ring 2's direction under the drive of uide bushing 4, thereby makes three briquetting 5 relax the outer lane, is convenient for take or place the outer lane.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A positioning table device for bearing assembly, includes processing platform (1), its characterized in that: the processing platform is characterized in that a fixing ring (2) is rotatably mounted on the processing platform (1), a limiting assembly is arranged inside the fixing ring (2), a swing rod (3) of the limiting assembly, a guide sleeve (4) and a pressing block (5) are arranged on the fixing ring (2) in a ring array manner, three matching grooves (201) are formed in each matching groove (201), the guide sleeve (4) is rotatably mounted in each matching groove (201), one end of the swing rod (3) is rotatably mounted on the processing platform (1) through a positioning shaft (6), the other end of the swing rod (3) penetrates through the guide sleeve (4) and is fixedly connected with the pressing block (5), the fixing ring (2) is driven to rotate by a driving assembly, the driving device comprises a mounting seat (7), a straight gear (8), a toothed plate (9), a left guide rod (10) and a right guide rod (11), the mounting seat (7) is provided with a rectangular groove for accommodating the toothed plate (9), and the, and the both ends of pinion rack (9) are fixed connection left guide arm (10) and right guide arm (11) in proper order, spur gear (8) and pinion rack (9) meshing and rotate through the center pin and install on processing platform (1), fixed arc rack (22) that are provided with and mesh with spur gear (8) on solid fixed ring (2) lateral wall.

2. A positioning table device for bearing assembly according to claim 1, wherein: the utility model discloses a tooth plate, including mount pad (7), right guide arm (11), rack (9), right guide arm (11), right guide arm (7) both ends run through and set up with left guide arm (10) and right guide arm (11) sliding fit's through-hole, one end fixed connection handle (12) of pinion rack (9) are kept away from in right guide arm (11), a plurality of constant head tanks (901) that are linear arrangement are seted up to the inside wall of pinion rack (9).

3. A positioning table apparatus for bearing assembly according to claim 2, wherein: the positioning device is characterized in that a placing groove is formed in the side wall of the rectangular groove, a positioning assembly is arranged in the placing groove and comprises a clamping block (13), a moving block (14), a first magnet (15) and a second magnet (16), one end of the clamping block (13) is fixedly connected with the moving block (14), and the other end of the clamping block (13) is inserted into the positioning groove (902).

4. A positioning table apparatus for bearing assembly according to claim 3, wherein: the right side wall of the moving block (14) is provided with a bevel cavity, the first magnet (15) is fixedly arranged on the side wall of the moving block (14), the second magnet (16) is fixedly arranged on the inner bottom wall of the placing groove, and the first magnet (15) and the second magnet (16) are magnets with the same name.

5. A positioning table device for bearing assembly according to claim 4, wherein: the right side that mount pad (7) are located the standing groove is equipped with the shape of falling L and alternates, falls to be provided with in the L shape and pushes away the bullet subassembly, it includes depression bar (17), gib block (18), spring (19), driving lever (20) and baffle (21) to push away the bullet subassembly, depression bar (17) stretch into the bevel chamber and rather than sliding fit, gib block (18) one end fixed connection depression bar (17), gib block (18) other end fixed connection driving lever (20), driving lever (20) lateral wall fixed connection spring (19), baffle (21) fixed cover establish in the outside of driving lever (20) and with the lateral wall sliding fit of mount pad (7).