CN215824718U

CN215824718U - Positioning die and automatic chain plate assembling mechanism

Info

Publication number: CN215824718U
Application number: CN202121875907.4U
Authority: CN
Inventors: 孙苏鹏; 苏克楠; 余东本
Original assignee: Guangzhou Saint Poly Industrial Co ltd
Current assignee: Guangzhou Saint Poly Industrial Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-15
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a positioning die and an automatic chain plate assembling mechanism, wherein the positioning die comprises a pin pressing plate, a guide seat, a positioning pin, an elastic part and a pin, the pin radially penetrates through the positioning pin, the guide seat is arranged on the pin pressing plate, a contact type sensor for sensing the position of the pin is arranged on the pin pressing plate, and the distance between the pin and the contact type sensor is consistent with the distance between the front end of the positioning pin and a positioned workpiece; the automatic assembly mechanism of the chain plate is used for inserting the pin shaft into the shaft hole in the chain plate to assemble the chain plate and comprises the positioning die, the control unit, the ejector rod, the first transmission assembly and the control unit. The positioning die and the automatic assembling mechanism for the chain plates can automatically position and then automatically assemble the chain plates, the automation degree is high, and the working efficiency and the assembling accuracy are greatly improved.

Description

Positioning die and automatic chain plate assembling mechanism

Technical Field

The utility model belongs to the technical field of chain plate assembly, and particularly relates to a positioning die and an automatic chain plate assembly mechanism.

Background

When the chain plate is assembled, the chain plate needs to be positioned firstly, and then the pin shaft is inserted into the shaft hole on the chain plate to assemble the chain plate. But at present, the positioning is carried out manually, the chain plates to be assembled are moved to the assembling station manually, and after the assembling is finished, the assembled chain plates are moved manually, so that the efficiency is low, the assembling is inaccurate easily, the labor is wasted, and the labor cost is increased.

Disclosure of Invention

In view of the problems of the prior art, the utility model aims to provide a positioning die.

The utility model also aims to provide an automatic assembling mechanism for the chain plates.

The utility model provides a positioning die, includes pressure round pin board, guide holder, locating pin, elastic component, but the locating pin axial displacement sets up in the guide holder, the guide holder is used for fixing a position the work piece to stretching out in the locating pin front portion, the terminal butt of locating pin in elastic component, positioning die still includes the pin, the pin radially wears to locate on the locating pin, the guide holder sets up on the pressure round pin board, be equipped with the contact sensor who is used for responding to the pin position on the pressure round pin board, distance between pin and the contact sensor is the same with the locating pin front end and the distance between the work piece of being fixed a position.

The automatic chain plate assembling mechanism is used for inserting a pin shaft into a shaft hole in a chain plate to assemble the chain plate and comprises the positioning die, a control unit, an ejector rod and a first transmission assembly, wherein the positioning die is arranged on an assembling station, and the front end of the positioning pin is provided with an arc surface; the ejector rod and the positioning pin are arranged oppositely, one end of the ejector rod is used for contacting the pin shaft and pushing the pin shaft into the shaft hole, and the other end of the ejector rod is provided with a first driving piece for driving the ejector rod to move back and forth; the first transmission assembly is used for conveying the chain plates to an assembly station and is provided with a second driving piece for driving the first transmission assembly to operate; the touch sensor, the first driving piece and the second driving piece are respectively electrically connected with the control unit, and the control unit controls the first driving piece and the second driving piece to be opened or closed after receiving signals transmitted by the touch sensor.

Preferably, the first transmission assembly comprises a chain wheel and a transmission shaft, the chain wheel is meshed with the chain plate, the chain wheel is fixed on the transmission shaft, and the transmission shaft rotates through a belt transmission structure.

Preferably, the automatic assembling mechanism for the chain plate further comprises a second transmission assembly, and the second transmission assembly is used for transmitting the chain plate to the chain wheel.

Preferably, the second transmission assembly comprises a transmission belt and a first belt pulley, the transmission belt is sleeved on the first belt pulley, the first belt pulley is driven by a first motor, and the chain plate is placed on the transmission belt.

Preferably, the output end of the conveyor belt is connected with a guide rail, and the guide rail is provided with a groove for placing a chain plate transmitted by the first transmission assembly and the assembled chain plate.

Preferably, be equipped with the kicking block before the assembly station, the one end of kicking block is connected with the third driving piece and is used for promoting round pin axial shaft hole direction and remove, offers the guide slot with round pin axle looks adaptation on the guide rail surface of kicking block department.

Preferably, both sides of the conveying belt are provided with guardrails for limiting the chain plates.

Preferably, the first driving member is a first cylinder connected with an electromagnetic valve, and the electromagnetic valve is provided with a timer; the second driving piece is a second motor, and the third driving piece is a second air cylinder.

The utility model has the beneficial effects that:

the positioning die and the automatic assembling mechanism for the chain plates can automatically position and then automatically assemble the chain plates, have high automation degree and simple operation, greatly improve the working efficiency and the assembling accuracy and reduce the labor cost.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic assembling mechanism of a chain plate of the present invention;

FIG. 2 is a schematic top view of the overall structure of the automatic assembling mechanism for a link plate of the present invention before a pin shaft is driven into a shaft hole;

FIG. 3 is a cross-sectional view at A-A of FIG. 2;

FIG. 4 is a schematic top view of the entire structure of the automatic assembling mechanism for a link plate according to the present invention when a pin shaft is driven into a shaft hole;

FIG. 5 is a cross-sectional view at A-A of FIG. 4;

in the figure:

1. positioning pins; 2. an elastic member; 3. a pin; 4. a touch sensor; 5. a guide seat; 6. pressing the pin plate; 7. a circular arc surface; 8. a top rod; 9. a guide block; 10. a first driving member; 11. a pin shaft; 12. a chain plate; 13. a conveyor belt; 14. a first pulley; 15. a sprocket; 16. a driven pulley; 17. a drive shaft; 18. a guardrail; 19. a top block; 20. a third driving member; 21. a shaft hole; 22. a guide rail; 23. grooving; 24. and a guide groove.

Detailed Description

The utility model will be described in detail below with reference to the accompanying drawings and embodiments in order to make the technical field better understand the scheme of the utility model, and the description in this section is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

As shown in fig. 1-5, a positioning mold includes a press pin plate 6, a guide seat 5, a positioning pin 1, an elastic member 2, and a pin 3, wherein the positioning pin 1 is axially movably disposed in the guide seat 5, the front portion of the positioning pin 1 extends out of the guide seat 5 to position a workpiece, the end of the positioning pin 1 abuts against the elastic member 2, a light spring is selected as the elastic member 2, the pin 3 radially penetrates through the positioning pin 1, an opening for the pin 3 to move back and forth is disposed on the guide seat 5, the guide seat 5 is disposed on the press pin plate 6, a contact sensor 4 for sensing the position of the pin 3 is disposed on the press pin plate 6, and the distance between the pin 3 and the contact sensor 4 is the same as the distance between the front end of the positioning pin 1 and the workpiece to be positioned.

Like this, install guide holder 5 on the assembly station, drag locating pin 1 with pin 3 backward, then place the work piece of pending location in locating pin 1 the place ahead, loosen pin 3, locating pin 1 just can pop out and fix a position the work piece, when locating pin 1 removed to the work piece department of being fixed a position, pin 3 removed to contact sensor 4 department along with locating pin 1, and contact sensor 4 just can sense pin 3 to signals.

In order to control the stroke of the positioning pin 1, the tail end of the positioning pin 1 can be provided with a limiting block.

A chain plate automatic assembly mechanism is used for inserting a pin shaft 11 into a shaft hole 21 on a chain plate 12 to assemble the chain plate 12 and comprises a positioning die, a control unit, an ejector rod 8 and a first transmission assembly, wherein the positioning die is arranged on an assembly station, and the front end of a positioning pin 1 is provided with an arc surface 7; the ejector rod 8 and the positioning pin 1 are arranged oppositely, one end of the ejector rod 8 is used for contacting the pin shaft 11 and pushing the pin shaft 11 into the shaft hole 21, and the other end of the ejector rod 8 is provided with a first driving piece 10 for driving the ejector rod 8 to move back and forth; the first transmission assembly is used for conveying the chain plate 12 to an assembly station and is provided with a second driving piece for driving the first transmission assembly to operate; the touch sensor 4, the first driving member 10 and the second driving member are respectively electrically connected with a control unit, and the control unit controls the first driving member 10 and the second driving member to be opened or closed after receiving signals transmitted by the touch sensor 4.

Specifically, the first driving member 10 is a first cylinder connected with an electromagnetic valve, and the electromagnetic valve is provided with a timer for controlling the air supply time of the electromagnetic valve. When the control unit receives a signal of the contact type sensor 4, the electromagnetic valve is controlled to open to enable the electromagnetic valve to supply air to the cylinder, the air supply time can be set to be 1-2s, the air supply is stopped after the air supply is carried out for 1-2s, therefore, when the electromagnetic valve supplies air, the first cylinder extends out of the piston rod of the cylinder to push the ejector rod 8 to move, after the electromagnetic valve stops supplying air, the first cylinder retracts, and the ejector rod 8 also retracts.

Thus, the positioning pin 1 is dragged backwards, the elastic part 2 is compressed, the first transmission assembly is started to transmit the chain plate 12 to the assembly station, the positioning pin 1 is loosened, because the shaft hole 21 of the chain plate 12 is not positioned at the front end of the chain plate, when the chain plate 12 moves to the positioning pin 1, the positioning pin 12 is firstly contacted with the side surface of the chain plate 12, the front end of the positioning pin 1 is abutted against the side surface of the chain plate 12, when the shaft hole 21 on the chain plate 12 moves to the position of the positioning pin 1, the positioning pin 1 automatically pops into the shaft hole 21 under the elastic force of the elastic part 2, when the positioning pin 1 extends into the shaft hole 21, the pin top 3 moves to the contact type sensor 4 along with the positioning pin 1, the contact type sensor 4 releases a signal to the control unit, after the control unit receives the signal, the first driving part 10 is controlled to drive the ejector rod 8 to move, the ejector rod 8 pushes the pin shaft 11 to jack into the shaft hole 21 of the chain plate 12, and pushes the positioning pin 1 out of the shaft hole 21, the control unit then controls the second drive element to drive the first drive assembly, which continues to transport the link plates 12 to the assembly station, so that the assembly can continue automatically until the required number of link plates 12 is reached.

Specifically, the first transmission assembly comprises a chain wheel 15 and a transmission shaft 17, the chain wheel 15 is meshed with the chain plate 12, the chain wheel 15 is fixed on the transmission shaft 17, and the transmission shaft 17 rotates through a belt transmission structure.

More specifically, the second driving piece is the second motor, and belt drive structure includes driving pulley, driven pulley 16 and belt, and the belt cover is located on the driving pulley and on the driven belt, and driving pulley sets up on the output shaft of second motor, and the driven shaft is fixed in on the transmission shaft 17. The driving pulley and the driven pulley 16 are preferably V-shaped pulleys, the belt is a V-shaped belt, and when the second motor is driven, the driving pulley rotates to drive the driven shaft to rotate, so that the transmission shaft 17 can be driven to rotate, and the chain wheel 15 rotates.

The automatic assembling mechanism for the chain plates further comprises a second transmission assembly, and the second transmission assembly is used for transmitting the chain plates to the chain wheel 15. Specifically, the second transmission assembly comprises a transmission belt 13 and a first belt pulley 14, the transmission belt 13 is sleeved on the first belt pulley 14, the first belt pulley 14 is driven by a first motor, and the chain plate 12 is placed on the transmission belt 13. The link plate 12 can be automatically placed on the conveyor belt 13 by a manipulator and then conveyed to the chain wheel 15 by the conveyor belt 13, so that complete automation is realized.

Preferably, the output end of the conveyor belt 13 is connected with a guide rail 22, and a slot 23 for placing the chain plate 12 conveyed by the first transmission assembly and the assembled chain plate 12 is formed in the guide rail 22.

Preferably, an ejector block 19 is arranged in front of the assembling station, one end of the ejector block 19 is connected with a third driving piece 20 for pushing the pin shaft 11 to move towards the shaft hole 21, the third driving piece 20 is preferably a second cylinder, the ejector block 19 is preferably a square block, the ejector block 19 can push the pin shaft 11 into the shaft hole 21 of the chain plate 12 as far as possible before the pin shaft 11 reaches the assembling, and therefore when the pin shaft 11 is completely ejected into the shaft hole 21 by the ejector rod 8, accuracy can be greatly improved. Furthermore, the surface of the guide rail 22 at the top block 19 is provided with a guide groove 24 matched with the pin shaft 11, when the chain plate 12 moves to the top block 19, the pin shaft 11 on the chain plate 12 automatically slides into the guide groove 24, and when the pin shaft 11 is pushed towards the shaft hole 21 by the top block 19, the guide groove 24 can guide the pin shaft 11, so that the pin shaft 11 can be more accurately driven into the shaft hole 21, and meanwhile, the guide rail 22 is provided with a guide block 9 for guiding the ejector rod 8. In order to achieve full automation, the second cylinder may be connected with a solenoid valve provided with a timer and electrically connect the solenoid valve with the control unit.

Preferably, guard rails 18 are arranged on two sides of the conveyor belt 13 and used for limiting the chain plates 12.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.

Claims

1. The utility model provides a positioning die, includes pressure cotter board (6), guide holder (5), locating pin (1), elastic component (2), locating pin (1) can set up in guide holder (5) along axial displacement, locating pin (1) front portion stretches out guide holder (5) and is used for the work piece location, the terminal butt in elastic component (2) of locating pin (1), its characterized in that, positioning die still includes pin (3), pin (3) radially wear to locate on locating pin (1), guide holder (5) set up on pressure cotter board (6), be equipped with contact sensor (4) that are used for responding to pin (3) position on pressure cotter board (6), the distance between pin (3) and contact sensor (4) is the same with the distance between locating pin (1) front end and the work piece of being fixed a position.

2. An automatic chain plate assembling mechanism is used for inserting a pin shaft (11) into a shaft hole (21) in a chain plate (12) to assemble the chain plate (12), and is characterized by comprising a positioning die, a control unit, a push rod (8) and a first transmission assembly in claim 1, wherein the positioning die is arranged on an assembling station, and the front end of the positioning pin (1) is provided with an arc surface (7); the ejector rod (8) and the positioning pin (1) are arranged oppositely, one end of the ejector rod (8) is used for contacting the pin shaft (11) and pushing the pin shaft (11) into the shaft hole (21), and the other end of the ejector rod (8) is provided with a first driving piece (10) for driving the ejector rod (8) to move back and forth; the first transmission assembly is used for conveying the chain plates (12) to an assembly station and is provided with a second driving piece for driving the first transmission assembly to operate; the touch sensor (4), the first driving piece (10) and the second driving piece are respectively electrically connected with the control unit, and the control unit controls the first driving piece (10) and the second driving piece to be opened or closed after receiving signals transmitted by the touch sensor (4).

3. The automatic assembling mechanism of chain plates according to claim 2, characterized in that said first transmission assembly comprises a chain wheel (15) and a transmission shaft (17), said chain wheel (15) is engaged with the chain plate (12), said chain wheel (15) is fixed on the transmission shaft (17), said transmission shaft (17) rotates through a belt transmission structure.

4. The automatic assembly mechanism of chain plates according to claim 2, characterized in that the automatic assembly mechanism further comprises a second transmission assembly for conveying the chain plates (12) to the chain wheel (15).

5. The automatic assembling mechanism for chain plates of claim 4, characterized in that the second transmission component comprises a transmission belt (13) and a first belt pulley (14), the transmission belt (13) is sleeved on the first belt pulley (14), the first belt pulley (14) is driven by a first motor, and the chain plates (12) are placed on the transmission belt (13).

6. The automatic assembling mechanism of the chain plate as claimed in claim 5, wherein the output end of the conveyor belt (13) is connected with a guide rail (22), and the guide rail (22) is provided with a slot (23) for placing the chain plate (12) conveyed by the first transmission component and the assembled chain plate (12).

7. The automatic assembling mechanism for the chain plates as claimed in claim 6, wherein an ejector block (19) is arranged in front of the assembling station, one end of the ejector block (19) is connected with a third driving piece (20) for pushing the pin shaft (11) to move towards the shaft hole (21), and a guide groove (24) matched with the pin shaft (11) is formed in the surface of a guide rail (22) at the ejector block (19).

8. The automatic assembling mechanism of the chain plates as claimed in claim 5, characterized in that the two sides of the conveyor belt (13) are provided with guard rails (18) for limiting the chain plates (12).

9. The automatic assembling mechanism of chain plates according to claim 7, characterized in that the first driving member (10) is a first cylinder connected with an electromagnetic valve, and the electromagnetic valve is provided with a timer; the second driving piece is a second motor, and the third driving piece (20) is a second air cylinder.