CN211693132U

CN211693132U - Special-shaped pin of motor shaft and automatic assembly device of special-shaped pin

Info

Publication number: CN211693132U
Application number: CN201922483982.5U
Authority: CN
Inventors: 何家荣; 陈杰
Original assignee: Ningbo Yikade Electrical Appliance Technology Co ltd
Current assignee: Ningbo Yikade Electrical Appliance Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-16
Anticipated expiration: 2029-12-30

Abstract

The utility model provides an automatic assembly device of dysmorphism round pin and dysmorphism round pin of motor shaft, dysmorphism round pin cavity and one side opening, both ends diameter diminish and are the taper, the device is including installing the bottom plate on the conveyer belt, installation cushion and positioning seat on the bottom plate, and the conveyer belt top sets up feeding mechanism, and feeding mechanism is the right-hand roof pressure mechanism that sets up. During the assembly, placing of motor is on cushion and positioning seat, and the through-hole I of rotation axis is just right with the locating hole, and the through-hole I is stretched into at positioning shaft top, and the cylinder drives the ejector pad and passes through-hole II and withstands second dysmorphism round pin, then I retraction of cylinder pulling baffle horizontal migration, and the dysmorphism round pin of bottom loses the holding power and falls to through-hole I, and the dysmorphism round pin takes out the motor after fixed in through-hole I. The device conveniently carries out directional location to the through-hole I of rotation axis through setting up the location axle, accomplishes the pay-off of dysmorphism round pin automatically simultaneously.

Description

Special-shaped pin of motor shaft and automatic assembly device of special-shaped pin

Technical Field

The utility model relates to an automatic assembly device of dysmorphism round pin and dysmorphism round pin of motor shaft.

Background

Inside small-size motor commonly used is as power device among the domestic appliance, is equipped with the pin on the rotation axis of motor, and the diameter of pin is greater than the through-hole of seting up on the rotation axis, and the pin forms interference fit with the through-hole and fixes, and the pin of generally installing on the rotation axis is cylindrically, fixes the motor earlier during the installation, adjusts the direction of through-hole on the rotation axis, makes the direction of through-hole vertical up, and the manual work is put into the pin again and is fixed, and efficiency ratio is lower.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides an automatic assembly device of dysmorphism round pin and dysmorphism round pin of motor shaft.

In order to achieve the above object, the utility model provides a special-shaped round pin of motor shaft, special-shaped round pin cavity and one side opening, the diameter diminishes at special-shaped round pin both ends and is the taper.

The utility model also provides an automatic assembly device of the special-shaped pin, which comprises a conveyor belt, a bottom plate is arranged on the conveyor belt, a cushion block is fixedly arranged on the left side of the bottom plate, a positioning seat is fixedly arranged on the right side of the bottom plate, a motor is arranged on the cushion block and the positioning seat, a positioning groove is processed at the top of the positioning seat, a positioning hole is processed at the center of the bottom of the positioning groove, a positioning shaft is movably arranged in the positioning hole, the top of the positioning shaft extends out of the positioning hole, the diameter of the top of the positioning shaft is matched with a radial through hole I on a rotating shaft of the motor, an inner hole is processed at the bottom of the positioning shaft, a compression spring is arranged in the inner hole, the bottom of the compression spring is contacted with the bottom plate, a feeding mechanism is arranged above the conveyor belt and comprises a hopper, the right-hand ejector pad that sets up of through-hole II, the ejector pad is connected with the cylinder rod head of cylinder, hopper bottom opening, the hopper bottom sets up baffle I, I one side of baffle is connected with the cylinder rod of cylinder I, the right-hand roof pressure mechanism that sets up of feeding mechanism.

As the utility model discloses further improve, processing through-hole on the bottom plate, the through-hole matches the fixed axle of motor.

As a further improvement, the positioning groove is V-shaped.

As the utility model discloses further improve, the locating hole runs through the positioning seat, the internal diameter of locating hole is being close to top department shrink and is diminishing, the corresponding reducing shaft that is big end down that is of location axle.

As the utility model discloses further improve, positioning seat right side installation baffle, baffle top processing recess with the axle reducing department of rotation axis matches.

As the utility model discloses the further improvement, II centers of through-hole with the distance of hopper bottom does 1.5 times length of dysmorphism round pin.

As a further improvement, the outer diameter of the push block is matched with the inner diameter of the through hole II, and the central line of the push block coincides with the central line of the through hole II.

As the utility model discloses the further improvement, roof pressure mechanism includes cylinder II, the cylinder pole bottom installation briquetting of cylinder II, briquetting bottom processing inner groovy, the inner groovy with the tip shape of dysmorphism round pin matches.

The utility model has the advantages that:

1. the two ends of the special-shaped pin are processed into conical shapes, so that the special-shaped pin can enter the through hole I of the rotating shaft more conveniently;

2. a telescopic positioning shaft is arranged on the positioning seat, so that the through hole I of the rotating shaft can be conveniently positioned;

3. the feeding mechanism is internally provided with an air cylinder and an air cylinder I which are matched with each other, and the automatic feeding assembly of the special-shaped pin is realized through the limiting effect of the air cylinder and the air cylinder I on the special-shaped pin.

Drawings

Fig. 1 is a front view of the automatic assembling device for the special-shaped pin of the motor shaft of the present invention;

FIG. 2 is a side view of the automatic assembling apparatus for a special-shaped pin of a motor shaft according to the present invention;

FIG. 3 is a top view of the automatic assembling apparatus for a special-shaped pin of a motor shaft according to the present invention;

FIG. 4 is a schematic diagram I of the automatic assembling apparatus for the special-shaped pin of the motor shaft according to the present invention;

FIG. 5 is a schematic diagram II of the present invention illustrating the operation of the automatic assembling apparatus for the special-shaped pin of the motor shaft;

FIG. 6 is a schematic diagram III of the present invention illustrating the operation of the automatic assembling apparatus for the special-shaped pin of the motor shaft;

FIG. 7 is a schematic view of the structure of the baffle of the component 7;

FIG. 8 is a cross-sectional view of the shaped pin;

fig. 9 is a top view of the shaped pin.

In the figure: 1. a base plate; 11. a through hole; 2. cushion blocks; 3. a motor; 31. a housing; 32. a fixed shaft; 33. a rotating shaft; 331. a through hole I; 4. positioning seats; 41. positioning a groove; 42. positioning holes; 5. positioning the shaft; 51. an inner bore; 6. pressing a spring; 7. a baffle plate; 71. a groove; 8. a feeding mechanism; 81. a hopper; 811. a through hole II; 82. a cylinder; 83. a push block; 84. a baffle plate I; 84. a cylinder I; 9. a shaped pin; 10. a jacking mechanism; 101. a cylinder II; 102. briquetting; 103. an inner groove; 12. and (4) a conveyor belt.

Detailed Description

As shown in figure 1, the utility model relates to an automatic assembly device for a special-shaped pin and a special-shaped pin of a motor shaft, the special-shaped pin 9 is hollow and has an opening on one side, the diameters of two ends of the special-shaped pin 9 are reduced to be conical, the diameter of the middle part of the special-shaped pin 9 is larger than the inner diameter of a through hole I331, the diameters of two ends of the special-shaped pin 9 are smaller than the inner diameter of the through hole I331, the device comprises a conveyor belt 12, a bottom plate 1 is arranged on the conveyor belt 12, a cushion block 2 is fixedly arranged on the left side of the bottom plate 1, a positioning seat 4 is fixedly arranged on the right side of the bottom plate 1, a motor 3 is arranged on the cushion block 2 and the positioning seat 4, a through hole 11 is processed on the bottom plate 1, the through hole 11 is matched with a fixed shaft 32, a positioning groove 41 is processed on the top of the positioning seat, the positioning shaft 5 is a diameter-variable shaft with a small upper part and a large lower part correspondingly, the top of the positioning shaft 5 extends out of the positioning hole 42, the diameter of the top of the positioning shaft 5 is matched with a radial through hole I331 on the rotating shaft 33, an inner hole 51 is processed at the bottom of the positioning shaft 5, a compression spring 6 is installed in the inner hole 51, the bottom of the compression spring 6 is contacted with the bottom plate 1, a baffle 7 is installed at the right side of the positioning seat 4, a processing groove 71 at the top of the baffle 7 is matched with the shaft diameter-variable part of the rotating shaft 33, a feeding mechanism 8 is arranged above the conveyor belt 12, the feeding mechanism 8 comprises a hopper 81, the inner diameter of the hopper 81 is matched with a special-shaped pin 9, a through hole II 811 is radially processed on the side wall of the hopper 81, the distance between the center of the through hole II 811 and the bottom of the hopper 81 is 1.5 times the length of the special-shaped pin 9, a push block 83 is arranged, hopper 81 bottom opening, hopper 81 bottom set up baffle I84, baffle I84 one side is connected with the cylinder pole of I85 of cylinder, and 8 right-hand roof pressure mechanisms 10 that set up of feeding mechanism, roof pressure mechanism 10 include II 101 of cylinder, and briquetting 102 is installed to the cylinder pole bottom of II 101 of cylinder, and briquetting 102 bottom processing inner groovy 103, inner groovy 103 and the tip shape matching of dysmorphism round pin 9.

The two ends of the special-shaped pin are processed into conical shapes, so that the special-shaped pin can enter the through hole I of the rotating shaft more conveniently; a telescopic positioning shaft is arranged on the positioning seat, so that the through hole I of the rotating shaft can be conveniently positioned; the feeding mechanism is internally provided with an air cylinder and an air cylinder I which are matched with each other, and the automatic feeding assembly of the special-shaped pin is realized through the limiting effect of the air cylinder and the air cylinder I on the special-shaped pin.

When in specific use, the utility model is described with the attached drawings for the convenience of understanding;

before assembly, the special-shaped pins are arranged in the hopper from top to bottom in sequence, the through hole II in the side wall of the hopper is arranged in the middle of the second special-shaped pin, the air cylinder is in a retraction state, the air cylinder I is in an extension state, the push block is positioned outside the hopper and is opposite to the through hole II, the baffle plate at the opening at the bottom of the hopper supports the special-shaped pins, and the bottom surfaces of the special-shaped pins at the bottom are in contact with the top of the baffle; when the assembly is needed, a shell of a motor is placed on a cushion block, a fixed shaft extends into a through hole, a rotating shaft is horizontally placed in a positioning groove of a positioning seat, the through hole I is opposite to the positioning hole, the top of the positioning shaft extends into the through hole I, the shaft diameter of the right end of the rotating shaft of the motor is reduced and just passes through a groove of a baffle plate I on the right side of the positioning seat, the motor is driven by a conveyor belt to move to the lower side of a feeding mechanism after being positioned, an air cylinder extends out and moves to drive a push block to pass through a through hole II to push a second special-shaped pin, then the air cylinder I retracts and pulls the baffle plate to horizontally move, when the baffle plate leaves an opening at the bottom of a hopper, the special-shaped pin at the bottom loses supporting force and then falls into the through hole I (see figure 4), because the diameters of two ends of the special-shaped pin are smaller, the, the pushing block is driven to pass through the through hole II to reset, the special-shaped pin in the hopper moves downwards for a distance (see figure 5) of the length of the special-shaped pin after the limiting effect of the pushing block is lost, the feeding belt drives the bottom plate to move rightwards for a station to the position below the jacking mechanism again, the air cylinder II does stretching movement to drive the pressing plate at the bottom to move downwards to be in contact with the top of the special-shaped pin and apply downward pressure, the top of the special-shaped pin stretches into an inner groove at the bottom of the pressing plate (see figure 6), the lower portion stretches into the through hole I and generates elastic contraction and is in close contact with the inner wall of the through hole I, downward pressure is generated on the top of the positioning shaft by the bottom of the special-shaped pin, the positioning shaft moves downwards, the pressing spring in the inner hole at the bottom of the positioning shaft correspondingly generates elastic deformation compression until the special-shaped pin is fixed in the through hole I, the motor is.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A special-shaped pin (9) of a motor shaft is characterized in that: the special-shaped pin (9) is hollow and is provided with an opening at one side, and the diameters of two ends of the special-shaped pin (9) are reduced to be conical.

2. An automatic assembly device for a shaped pin (9) according to claim 1, characterized in that: the automatic positioning device comprises a conveyor belt (12), a bottom plate (1) is installed on the conveyor belt (12), a cushion block (2) is fixedly installed on the left side of the bottom plate (1), a right side fixing and installing positioning seat (4) is installed on the bottom plate (1), a motor (3) is placed on the cushion block (2) and the positioning seat (4), a positioning groove (41) is machined in the top of the positioning seat (4), a positioning hole (42) is machined in the center of the bottom of the positioning groove (41), a positioning shaft (5) is movably installed in the positioning hole (42), the positioning hole (42) is extended out of the top of the positioning shaft (5), the diameter of the top of the positioning shaft (5) is matched with a radial through hole I (331) in a rotating shaft (33) of the motor (3), a bottom machining inner hole (51) of the positioning shaft (5), a pressure spring (6) is installed in the inner hole (51), and the, conveyer belt (12) top sets up feeding mechanism (8), feeding mechanism (8) are including hopper (81), the internal diameter of hopper (81) matches dysmorphism round pin (9), the radial processing through-hole II (811) of lateral wall of hopper (81), the right-hand ejector pad (83) that sets up of through-hole II (811), ejector pad (83) are connected with the cylinder rod head of cylinder (82), hopper (81) bottom opening, hopper (81) bottom sets up baffle I (84), baffle I (84) one side is connected with the cylinder rod of cylinder I (85), feeding mechanism (8) right-hand roof pressure mechanism (10) that sets up.

3. The automated assembly device of claim 2, wherein: a through hole (11) is machined in the bottom plate (1), and the through hole (11) is matched with a fixing shaft (32) of the motor (3).

4. The automated assembly device of claim 2, wherein: the positioning groove (41) is V-shaped.

5. The automated assembly device of claim 2, wherein: the positioning hole (42) penetrates through the positioning seat (4), the inner diameter of the positioning hole (42) is reduced at the position close to the top, and the positioning shaft (5) is a variable-diameter shaft with a small upper part and a large lower part correspondingly.

6. The automated assembly device of claim 2, wherein: baffle (7) are installed on the right side of positioning seat (4), and baffle (7) top processing recess (71) with the axle reducing department of rotation axis (33) matches.

7. The automated assembly device of claim 2, wherein: the distance between the center of the through hole II (811) and the bottom of the hopper (81) is 1.5 times the length of the special-shaped pin (9).

8. The automated assembly device of claim 2, wherein: the outer diameter of the push block (83) is matched with the inner diameter of the through hole II (811), and the center line of the push block (83) is overlapped with the center line of the through hole II (811).

9. The automated assembly device of claim 2, wherein: the jacking mechanism (10) comprises an air cylinder II (101), a pressing block (102) is installed at the bottom of a cylinder rod of the air cylinder II (101), an inner groove (103) is machined at the bottom of the pressing block (102), and the shape of the end part of the inner groove (103) is matched with that of the end part of the special-shaped pin (9).