CN106553034A - A kind of motor shaft positioner of automatic plug-in card spring system - Google Patents

Abstract

The invention relates to a motor shaft positioning device of an automatic clip spring insertion system. The invention solves the problems of high labor intensity, low work efficiency and low assembly precision in the manual positioning and delivery of the motor shaft in the assembly process of the inserting spring in the prior art. The device includes a motor shaft positioning part and a motor shaft supply part. The motor shaft positioning part includes a lifting mechanism, and a motor shaft clamping mechanism is installed on the lifting mechanism. The motor shaft clamping mechanism includes a mounting base plate on which two positioning The two positioning bars are provided with guide inclined blocks that drive the opening and closing of the two positioning bars, and the clamping cylinder is arranged on the installation base plate, and the movable end of the cylinder is connected with the guide inclined blocks. The invention has the advantage of overcoming the problems of high labor intensity, low precision and low work efficiency caused by the traditional method of manually delivering the motor shaft for inserting the clip spring. The human resources are reduced, the work efficiency is improved, and the circlip assembly accuracy is improved, which is suitable for industrialized mass production.

Description

A motor shaft positioning device for an automatic spring insertion system

technical field

The invention relates to the technical field of automatic assembly, in particular to a motor shaft positioning device for an automatic clip spring insertion system.

Background technique

In the assembly structure of the motor, it is necessary to use the method of setting a circlip on the rotor shaft to axially position the parts such as the end cover.

At present, there are some limitations in the processing or assembly process of the circlip for the motor rotor shaft. 1. The degree of automation is low, and the efficiency of processing or assembly is low. Although there are equipment for automation on the market, most of the equipment uses manipulators to realize the clamping and clamping of the circlip. However, the delivery of the motor shaft is still delivered manually. Put the motor shaft to be operated into the inserting spring station, remove the motor shaft after the inserting spring operation, and put it into the next motor shaft. Spring operation.

Contents of the invention

The present invention mainly solves the problems of high labor intensity, low work efficiency, and low assembly precision in the manual positioning and delivery of the motor shaft in the assembly process of the insert spring in the prior art, and provides a method with reduced labor force and high work efficiency. The motor shaft positioning device of the automatic spring insertion system with high assembly precision.

The above-mentioned technical problems of the present invention are mainly solved by the following technical solutions: a motor shaft positioning device for an automatic spring insertion system, including a motor shaft positioning part and a motor shaft supply part, and the motor shaft positioning part includes a lifting mechanism , a motor shaft clamping mechanism is installed on the lifting mechanism, the motor shaft clamping mechanism includes a mounting base plate, two positioning bars are hinged on the mounting base plate, and a guide for driving the two positioning bars to open and close is set on the two positioning bars The inclined block is provided with a clamping cylinder on the installation base plate, and the movable end of the cylinder is connected with the guide inclined block. The motor shaft supply part includes a motor shaft conveyor belt and a motor shaft turning mechanism, and the motor shaft turning mechanism includes a turning seat. A static chuck and a moving chuck are arranged on the front end of the seat. When the turning seat is overturned, the static chuck and the moving chuck are located on the belt feeding side of the motor shaft. The invention overcomes the problems of high labor intensity, low precision and low work efficiency brought about by the traditional method of manually delivering the motor shaft and inserting the clip spring. The invention uses full automation to pick up and position the motor shaft to the inserting spring station, reduces human resources, improves work efficiency, and improves the assembly accuracy of the retaining spring, and is suitable for large-scale industrial production. The invention clamps the motor shaft by pushing the positioning bar through the guide inclined block, and has a simple and reasonable structure.

As a preferred solution, the lifting mechanism includes a fixed platform and a sliding plate, a lifting slide rail is vertically installed on the surface of the fixed platform, a lifting cylinder is installed on the upper part of the fixed platform, and a lifting slide rail is arranged on the surface of the sliding plate. Corresponding to the lifting chute, the lifting chute is fastened and slidably connected to the lifting slide rail, the movable end of the lifting cylinder is fixed to the top of the sliding plate, and the installation base plate is fixed to the sliding plate. In this scheme, the lifting mechanism is used to drive the motor shaft to grip and move up and down, and the grip motor shaft moves to the inserting spring station.

As a preferred solution, the positioning bar is arranged on the lower surface of the installation base plate, the positioning bar includes a chuck and a guiding trunk, a slot is provided on the inner side of the chuck, the guiding trunk is integrally connected with the chuck, and the guiding trunk It is elongated, and the guide torso is inclined outward relative to the chuck. The rear end of the guide torso is hinged on the installation base plate. Two positioning bars are installed side by side, and the guiding torso of the two positioning bars form a figure-eight shape. In this scheme, the positioning bar can swing with the hinge point, and the corresponding swing of the two positioning bars can form opening and closing, and the guiding trunk is arranged in an inclined structure, so as to facilitate the pushing of the guiding inclined block.

As a preferred solution, a guide slide rail is installed on the lower surface of the installation base plate, and the guide slide block is slidably installed on the guide slide rail. Two slide grooves are arranged on the guide slide block. The positioning bar is located in the sliding groove, and a limiting hole is set at the position corresponding to the inclined guide block on the installation base plate, and a connecting column is fixed on the inclined guiding block, and the connecting column is connected with the clamping cylinder after passing through the limiting hole. The inclined guide block slides on the guide slide rail, and the eight-shaped structure of the sliding groove makes the inclined guide block drive the positioning bar in the sliding groove to swing when moving, so that the positioning bar is opened and closed.

As a preferred solution, the static chuck and the movable chuck are arc-shaped plates, the static chuck is fixed on the front end of the turning seat, a telescopic cylinder is arranged on the turning seat, and the moving chuck is installed on the movable end of the telescopic cylinder , the moving chuck is located above the moving chuck, and the inner concave surface of the moving chuck is opposite to the inner concave surface of the static chuck. In this solution, the telescopic cylinder controls the up and down movement of the brake chuck to form the clamping of the end of the motor shaft. After the motor shaft is clamped, the turning seat is turned over, and the motor shaft is erected, so as to facilitate the subsequent operation of inserting the circlip.

As a preferred solution, when the overturning seat is overturned, the static chuck is located close to the side of the conveyor belt, the height of the inner concave surface of the static chuck is lower than the height of the conveyor belt surface, and when the movable chuck is not closed, the movable chuck and A gap for the shaft of the power supply to enter is formed between the static chucks. The motor shaft is conveyed on the conveyor belt. One end of the motor shaft is exposed outside the side of the conveyor belt. The static chuck is located close to the conveyor belt. When the motor shaft is conveyed, it enters the movable chuck from the gap between the movable chuck and the static chuck. And between the static chuck, and then control the closing of the brake chuck to form the clamping of the end of the motor shaft.

As a preferred solution, the conveyor belt is provided with several limiting grooves for placing the motor shaft, one end of the limiting grooves is closed, and the other end is open on one side of the conveyor belt. In this solution, a limit slot is set for placing the motor shaft, so that the motor shaft can be transported at equal intervals, which is convenient for the motor shaft turning mechanism to grip.

Therefore, the advantage of the present invention is that it overcomes the problems of high labor intensity, low precision and low work efficiency caused by traditional manual delivery of the motor shaft for inserting the clip spring. The invention uses full automation to pick up and position the motor shaft to the inserting spring station, reduces human resources, improves work efficiency, and improves the assembly accuracy of the retaining spring, and is suitable for large-scale industrial production.

Description of drawings

Accompanying drawing 1 is a kind of structural representation of the present invention;

Accompanying drawing 2 is a kind of structural representation of guide ramp block among the present invention;

Accompanying drawing 3 is a kind of structural representation of guide strip among the present invention;

Accompanying drawing 4 is a kind of structure perspective view of motor shaft turnover mechanism among the present invention;

Accompanying drawing 5 is a kind of front structural schematic diagram of motor shaft turning mechanism in the present invention;

Accompanying drawing 6 is a kind of structural representation of conveyor belt in the present invention.

1-fixed table 2-lifting chute 3-lifting slide rail 4-sliding plate 5-installation bottom plate 6-positioning bar 7-lifting cylinder 8-clamping cylinder 9-guiding inclined block 10-guiding slide rail 11-limiting hole 12-connecting column 13-clamp 14-guide trunk 15-card slot 16-conveyor belt 17-overturn seat 18-static chuck 19-moving chuck 20-telescopic cylinder 21-limiting groove 22-sliding groove.

detailed description

The technical solutions of the present invention will be further specifically described below through the embodiments and in conjunction with the accompanying drawings.

Example:

In this embodiment, a motor shaft positioning device of an automatic spring insertion system, as shown in FIG. 1 , includes a motor shaft positioning part and a motor shaft supply part. The motor shaft positioning part includes a lifting mechanism, and a motor shaft clamping mechanism is installed on the lifting mechanism.

The lifting mechanism includes a fixed platform 1 and a sliding plate 4. A lifting slide rail 3 is vertically installed on the surface of the fixed platform, a lifting cylinder 7 is installed on the upper part of the fixed platform, and a lifting chute corresponding to the lifting slide rail is arranged on the surface of the sliding plate. 3. The lifting chute and the lifting slide rail are fastened and slidably connected, the movable end of the lifting cylinder is fixed with the upper end of the sliding plate, and the installation bottom plate is fixed with the sliding plate.

The motor shaft clamping mechanism includes an installation base plate 5, on which two positioning bars 6 are hinged, on which two positioning bars are sleeved with guide inclined blocks 9 that drive the opening and closing of the two positioning bars, and on the installation base plate are provided with clips. Get the cylinder 8, and clamp the movable end of the cylinder to be connected with the guide inclined block.

The positioning bar is arranged on the lower surface of the installation base plate, as shown in Figure 3, the positioning bar includes a chuck 13 and a guide trunk 14, and the inner side of the chuck is provided with a draw-in groove 15, and the guiding trunk is integrally connected with the chuck, and the guiding trunk is a strip Shape, and the guide trunk is inclined outward relative to the chuck, the rear end of the guide trunk is hinged on the installation base plate, and the two positioning bars are installed side by side, and the guiding trunk of the two positioning bars forms a figure-eight shape.

A guide rail 10 is installed on the lower surface of the installation base plate, and the guide inclined block 9 is slidably installed on the guide rail. As shown in FIG. 2 , two sliding grooves 22 are arranged on the inclined guide block, and the sliding grooves are arranged in a figure-eight shape, and two positioning bars are located in the sliding grooves. As shown in Figure 1, a limiting hole 11 is provided at the position corresponding to the inclined guide block on the installation base plate, and a connecting column 12 is fixed on the inclined guiding block, and the connecting column is connected with the clamping cylinder 8 after passing through the limiting hole.

The motor shaft supply part includes a motor shaft conveyor belt 16 and a motor shaft turning mechanism. As shown in Figure 4, the motor shaft turning mechanism includes a turning seat 17, and a static chuck 18 and a moving chuck 19 are arranged on the front end of the turning seat. Tape on one side. As shown in Figure 5, the static chuck and the dynamic chuck) are arc-shaped plates, the static chuck is fixed on the front end of the turning seat, a telescopic cylinder 20 is arranged on the turning seat, and the moving chuck is installed on the movable end of the telescopic cylinder. The movable chuck is located above the dynamic and static chuck, and the inner concave surface of the movable chuck is opposite to the inner concave surface of the static chuck. When the turning seat is overturned, the static chuck is located close to the side of the conveyor belt 16, and the concave surface height of the static chuck is lower than the surface height of the conveyor belt. When the movable chuck is not closed, a power supply is formed between the movable chuck and the static chuck. Clearance into which the crankshaft enters.

As shown in FIG. 6 , the conveyor belt 16 is provided with a plurality of limiting slots 21 for placing the motor shaft, one end of the limiting slots is closed, and the other end is open on one side of the conveyor belt.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Although terms such as fixed platform, lifting chute, lifting slide rail, sliding plate, and installation bottom plate are frequently used in this paper, the possibility of using other terms is not excluded. These terms are used only for the purpose of describing and explaining the essence of the present invention more conveniently; interpreting them as any kind of additional limitation is against the spirit of the present invention.

Claims (7)

1. a kind of motor shaft positioner of automatic plug-in card spring system, it is characterised in that：Including motor shaft position portion and motor Axle supply section, the motor shaft position portion include hoisting mechanism, and motor shaft gripping body is provided with hoisting mechanism, electricity Arbor gripping body includes mounting base（5）, two positioning strips are hinged with mounting base（6）, cover on two positioning strips It is provided with the guiding skewback for driving two positioning strip opening and closing（9）, gripping cylinder is provided with mounting base（8）, gripping cylinder activity End is connected with skewback is oriented to, and the motor shaft supply section includes motor shaft conveyer belt（16）With motor shaft switching mechanism, electricity Arbor switching mechanism includes overturning seat（17）, quiet chuck is provided with overturning seat front end（18）With dynamic chuck（19）, overturning seat During overturning, quiet chuck and dynamic chuck are positioned at sending on one side of band in motor shaft.

2. a kind of motor shaft positioner of automatic plug-in card spring system according to claim 1, is characterized in that the lifting Mechanism includes fixed station（1）, sliding panel（4）, it is vertically-mounted on fixed station surface to have lifting slide rail（3）, fixed station top peace Equipped with lifting cylinder（7）, in the slip plate surface, it is provided with the lifting chute corresponding with slide rail is lifted（2）, lift chute It is interlocked and is slidably connected with slide rail is lifted, lifting cylinder movable end is mutually fixed with sliding panel upper end, mounting base and sliding panel phase It is fixed.

3. the motor shaft positioner of a kind of automatic plug-in card spring system according to claim 1 and 2, it is described fixed to it is characterized in that Position bar（6）It is arranged on mounting base（5）Lower surface, positioning strip include chuck（13）With guiding trunk（14）, the chuck it is interior Draw-in groove is provided with side（15）, described to be oriented to trunk and chuck integrally connected, guiding trunk is strip, and it is relative to be oriented to trunk In outward-dipping setting, the rear end for being oriented to trunk is hinged on mounting base chuck, and two positioning strips mutually close up installation, and two fixed The guiding trunk of position bar forms splayed shape.

4. a kind of motor shaft positioner of automatic plug-in card spring system according to claim 3, is characterized in that installing bottom Plate（5）Lower surface is provided with directive slide track（10）, the guiding skewback（9）It is slidably mounted on directive slide track, is oriented on skewback It is provided with twice sliding groove（22）, sliding groove is into splayed arrangement, two positioning strips（6）Positioned in sliding groove, bottom is being installed Plate correspondence is oriented to the position of skewback and is provided with spacing hole（11）, connecting pole is fixed with being oriented on skewback（12）, the connecting pole Through after spacing hole with gripping cylinder（8）It is connected.

5. a kind of motor shaft positioner of automatic plug-in card spring system according to claim 1 and 2, is characterized in that described quiet Chuck（18）With dynamic chuck（19）For arc, quiet chuck is fixed on overturning seat（17）Front end on, be provided with overturning seat Telescopic cylinder（20）, move chuck and be arranged on telescopic cylinder movable end, chuck is moved positioned above sound chuck, move the interior of chuck Concave surface is relative with the inner concave of quiet chuck.

6. a kind of motor shaft positioner of automatic plug-in card spring system according to claim 5, is characterized in that in overturning seat （17）During overturning, the quiet chuck is located near conveyer belt（16）Lateral location, quiet chuck inner concave are highly less than conveyer belt table Face height, move chuck it is not closed when, move between chuck and quiet chuck formed power supply arbor enter space.

7. a kind of motor shaft positioner of automatic plug-in card spring system according to claim 1 and 2, is characterized in that described defeated Send band（16）On be provided with it is some place motor shafts stopper slots（21）, one end closing of the stopper slot, the other end is in conveying One side opening of band.