CN211218524U - A multi-station intelligent riveting machine - Google Patents

Abstract

The utility model discloses a multistation intelligence squeeze riveter, which comprises a frame, upper end one side of electric cabinet is provided with the hydro-cylinder, the lower extreme of hydro-cylinder is connected with the pressure head, electric cabinet one side is equipped with vibrations dish selection system, it is equipped with mould and can automatic switch the pressure equipment mould to go up mould automatic switching mechanism on being equipped with a plurality of pressure equipment, lower mould automatic switching mechanism is equipped with the riveting bed die and can automatic switch the riveting bed die, vibrations dish selection system is connected with last mould automatic switching mechanism and carries the rivet to the pressure equipment on the mould, it sends into the pressure head with mould on the pressure equipment to go up mould automatic switching mechanism, lower mould automatic switching mechanism sends the riveting bed die to the pressure head below, electric cabinet drives the pressure head and carries out the riveting to the riveting bed. The vibration disc material selecting system comprises a plurality of vibration discs which are respectively provided with rivets, the rivets enter the press-mounting upper die through the air pipe through the feeding device, the electric cabinet drives the pressure head to enable the rivets to be riveted with workpieces together, different press-mounting upper dies are exchanged through the upper die automatic switching mechanism, different riveting lower dies are exchanged through the lower die automatic switching mechanism, and rivets can be rapidly switched among rivets with different specifications and different properties on the workpieces.

Description

A multi-station intelligent riveting machine

technical field

The utility model relates to a riveting machine, in particular to a multi-station intelligent riveting machine.

Background technique

The riveting machine (also known as riveting machine, rotary riveting machine, riveting machine, rolling riveting machine, etc.) is a new type of riveting equipment developed based on the principle of cold rolling, which refers to the mechanical equipment that can riveted objects with rivets. . It solves the problem that some sheet metal parts cannot be directly placed on the ordinary slope type cast steel machine for pressure riveting after bending. . The riveted parts of pressure riveting have the characteristics of good surface quality, small deformation and high connection strength. Therefore, in actual operation, as long as the structural manufacturability allows, press riveting is preferred.

Modern riveting machines have the defects of lower automation, fewer workstations and lower work efficiency.

Utility model content

The purpose of this utility model is to provide a multi-station intelligent riveting machine to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a multi-station intelligent riveting machine, comprising a frame, the frame is provided with an electric control box, a vibration plate material selection system, and an upper die automatic switching mechanism , The lower die automatic switching mechanism, the power output end of the electric control box is provided with a pressure head, the vibration plate material selection system is set on one side of the electric control box, the vibration plate material selection system is connected with the upper die automatic switching mechanism, the lower The automatic mold switching mechanism is located below the upper mold automatic switching mechanism. The upper mold automatic switching mechanism is equipped with several press-fitting upper molds and can automatically switch the press-fitting upper molds. The lower mold automatic switching mechanism is equipped with riveting lower molds and can automatically switch riveting. The lower die, the vibrating plate material selection system transports the rivets to the press-fit upper die, the upper die automatic switching mechanism sends the press-fit upper die into the pressure head, the lower die automatic switching mechanism sends the riveted lower die to the lower part of the pressure head, and the electric control box Drive the indenter to riveting the lower riveting die.

Further, the vibrating disc material selection system includes a plurality of vibrating discs and a feeding device, and the vibrating disc is communicated with the feeding device through an air pipe.

Further, the upper mold automatic switching mechanism includes an upper mold storage position, an upper mold lateral movement motor, an upper mold longitudinal movement cylinder and a fixed seat, and the fixed seat includes a first fixed seat, a horizontal fixed seat and a longitudinal fixed seat. , the first fixed seat is fixed under the oil cylinder, the lower end of the first fixed seat is provided with a horizontal fixed seat, the horizontal fixed seat is provided with a lateral moving motor of the upper mold, and the lateral moving motor of the upper mold is connected with the vertical fixed seat; The feeding device is arranged below the longitudinal fixing seat, and the upper mold longitudinal moving cylinder is arranged on one side of the longitudinal fixing seat, and is connected with the upper mold storage position on which a number of press-fit upper molds are placed.

Further, the lower die automatic switching mechanism includes a tool magazine, a tool magazine selection and moving mechanism, a lower die push-out mechanism, a push rod, and a lower die holder. There is a chute inside, and a push rod is arranged in the chute, and a lower die station for clamping and riveting the lower mold is arranged under the corresponding pressure head on the push rod, and the push rod is connected with the lower die push-out mechanism. Driven by the push-out mechanism of the lower die, it moves linearly along the chute. The tool magazine is located below the push rod. The tool magazine selects a moving mechanism to drive the tool magazine to move left and right relative to the push rod. The tool cavity of the mold is provided with a lower die ejection mechanism under the tool cavity. When the tool cavity corresponds to the lower die station, the lower die ejection mechanism pushes the lower die into the lower die station by riveting the tool cavity into the lower die station.

Further, the lower die push-out mechanism includes a second servo motor and a second screw rod connected with the power shaft of the second servo motor, the second screw rod is connected with the push rod, and the tool magazine selection and moving mechanism includes a first servo motor. The first screw rod is connected with the power shaft of the first servo motor, and the first screw rod is connected with the tool magazine.

Further, the push rod is also connected with a push rod sliding seat, the push rod sliding seat slides linearly along the push rod guide rail, the tool magazine is also connected with a tool magazine sliding seat, and the tool magazine sliding seat is along the tool magazine guide rail. Linear slide.

Further, the frame is provided with a C-shaped wall plate, the lower layer of the C-shaped wall plate is fixed with an automatic lower mold switching mechanism, and the upper layer of the C-shaped wall plate is fixed with an upper mold automatic switching mechanism.

Further, a proximity switch is provided on the lower die base.

Compared with the prior art, the beneficial effect of the present utility model is that the device can automatically replace the upper die for pressing and the lower die for riveting through the automatic switching mechanism of the upper die and the automatic switching mechanism of the lower die, so that the same riveting press can be used. There is no need to manually replace the mold to achieve riveting of rivets of different specifications, the work efficiency is greatly improved, the connection process is more automated, and the original coating and paint layer on the surface of the plate at the connection point can be protected from damage.

Description of drawings

Figure 1 is a schematic structural diagram of a multi-station intelligent riveting machine.

Figure 2 is a side view of the multi-station intelligent pressure riveting.

FIG. 3 is a schematic structural diagram of an upper die automatic switching mechanism in a multi-station intelligent riveting machine.

FIG. 4 is an exploded schematic diagram of the automatic switching mechanism of the upper die in the multi-station intelligent riveting machine.

FIG. 5 is a schematic structural diagram of the automatic switching mechanism of the lower die in the multi-station intelligent riveting machine.

FIG. 6 is an exploded schematic diagram of the automatic switching mechanism of the middle and lower molds of the multi-station intelligent riveting machine.

Figure 7 is a schematic diagram of the automatic switching mechanism of the middle and lower molds of the multi-station intelligent riveting machine to push the riveting lower mold out of the tool magazine.

FIG. 8 is a top view of FIG. 6 .

FIG. 9 is a schematic diagram of pushing out the push rod by the automatic switching mechanism of the middle and lower molds of the multi-station intelligent riveting machine.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

1-9, a multi-station intelligent riveting machine, including a frame 5, the frame 5 is provided with an electric control box 2, a vibration plate material selection system 6, an upper die automatic switching mechanism 3, The lower die automatic switching mechanism 7, the upper end of the frame 5 is provided with an electric control box 2, one side of the electric control box 2 is provided with an oil cylinder 1, the lower end of the oil cylinder 1 is connected with a pressure head 48, and the vibration plate material selection system 6 is provided in On one side of the electric control box 2, the upper die automatic switching mechanism 3 is set below the material selection system 6 of the vibrating plate, and the lower die automatic switching mechanism 7 is set below the upper die automatic switching mechanism 3. Several different specifications are placed in the upper die automatic switching mechanism. The material selection system 6 of the vibrating disc includes several vibrating discs, feeding cylinders 16 and feeding devices 17 which are respectively equipped with rivets. The upper die is pressed into the indenter, the lower die automatic switching mechanism 7 sends the riveting lower die to the lower part of the indenter, and the electric control box 2 drives the indenter 48 to riveted the rivet and the workpiece together. The upper die is press-fitted, and the lower die automatic switching mechanism 7 can exchange different riveting lower dies, which can quickly switch rivets of different specifications and properties to riveted the workpiece.

The upper die automatic switching mechanism 3 is arranged below the oil cylinder 1; the upper die automatic switching mechanism 3 is provided with a lower die automatic switching mechanism 7, and the rear end of the lower die automatic switching mechanism 7 is provided with a vibration plate material selection system 6 , the lower end of the lower die automatic switching mechanism 7 is provided with a hydraulic system 8, and a C-shaped wall plate 4 is provided between the hydraulic system 8 and the electric control box 2;

The upper die automatic switching mechanism 3 includes a first fixing seat 9, a second fixing seat 10, a horizontal fixing seat 12 and a longitudinal fixing seat 15. The rear side of the first fixing seat 9 is provided with a second fixing seat 10. The lower end of the seat 10 is provided with a horizontal fixing seat 12, and the horizontal fixing seat 12 is provided with an adjusting screw 11; The cover 14, the lower end of the cover 14 is provided with a longitudinal fixing seat 15; the lower end of the longitudinal fixing seat 15 is provided with a feeding cylinder 16, the lower end of the longitudinal cylinder 18 of the upper mold is provided with a plurality of feeding devices 17, and the feeding device 17 is provided with There is a longitudinal moving cylinder 18 of the upper mold, and an upper mold storage position 19 is arranged on the upper mold longitudinal moving cylinder 18; Position 19 moves left and right, and the upper mold longitudinal cylinder drives the upper mold storage position 19 to move up and down;

The lower die automatic switching mechanism 7 is fixed on the frame 5 through the fixing plate 20. The lower die automatic switching mechanism 7 includes a tool magazine, a tool magazine selection and moving mechanism, a lower die push-out mechanism, a push rod 44, and a lower die holder 33. , the lower die base 33 is arranged under the pressure head, the lower die base 33 is fixed on the frame through the lower die base fixing seat 32, the lower die base 33 is provided with a chute, and the chute is provided with There is a push rod 44, and a lower mold station for clamping and riveting the lower mold is arranged under the corresponding pressure head on the push rod 44. The push rod 44 is connected with the lower mold push-out mechanism and is driven by the lower mold push-out mechanism along the chute. For linear motion, the lower die pushing mechanism includes a second servo motor 36, the second servo motor 36 is fixedly mounted on the second servo motor seat 35, and the second servo motor 36 is connected with a second nut seat 39 through the second screw rod 38; The second screw rod 38 is connected with the push rod 44 , the second servo motor 36 is connected with a second nut seat 39 through the second screw rod 38 , the lower die seat 33 is fixed on the right end of the second nut seat 39 , and the second nut seat 39 A second guide rail 47 is connected, and the second guide rail 47 is fixed on the fixing plate 20 and connected with the lower die base 33 through the push rod sliding seat 46;

The tool magazine is arranged below the push rod 44 , a sensor fixing seat 29 is arranged on one side of the tool cavity, a plurality of sensors 28 are fixedly installed on the sensor fixing seat 29 , and the tool magazine selects a moving mechanism to drive the tool magazine relative to the push rod 44 Moving, the tool magazine selection and moving mechanism includes a first servo motor 21, and the first servo motor 21 is fixedly installed on the first servo motor seat 22; the first servo motor 21 is connected with a first nut seat 23 through a first screw rod 37 , the tool magazine 30 is fixed on the right end of the first nut seat 23, the first nut seat 23 is connected with a first guide rail 31, the first guide rail 31 is fixed on the fixing plate 20 and is connected with the tool magazine 30 through the tool magazine sliding seat 24; the There are several tool cavities in the tool magazine for placing the riveting lower die, and a lower die ejection mechanism is arranged under the tool cavity. When the tool cavity corresponds to the lower die station, the hydraulic system 8 drives the lower die top The ejection mechanism pushes the riveted lower die in the tool cavity to the lower die station.

Preferably, a guide sleeve 45 is provided above the tool cavity. The guide sleeve 45 enables the lower riveting die to be fed into the push rod 44 more precisely.

The push rod 44 is arranged between the first cover plate 34 and the second cover plate 41 , the first cover plate 34 and the second cover plate 41 form a lower mold station channel, and the second cover plate 41 is provided with a proximity switch 42 , a switch cover 43 is fixedly connected to the second cover plate 41 on the outside of the proximity switch 42 .

The working principle of the utility model is as follows: the electric control box 2 provides a power control system for the whole equipment,

The lower die automatic switching mechanism 7 performs riveting and the lower die switching principle: the first servo motor 21 works, and the first screw rod 37 drives the tool magazine 30 to move back and forth on the first guide rail 31, and the lower die ejection mechanism 26 pushes the tool magazine 30 into the A certain type of riveting lower die is ejected and pushed out into the upper and lower die stations of the push rod 44. The second servo motor 36 drives the push rod 44 to slide back and forth in the lower die base 33 through the second screw rod 38, and moves to the pressure position. Below the head, when the lower riveting die needs to be replaced, the second servo motor 36 pulls back the push rod 44 through the second screw 38 to reset, the lower riveting die falls into the original position of the tool magazine 30, and the first screw 37 drives the tool magazine 30 back and forth Move to select the die under riveting;

The upper die automatic switching mechanism 3 performs the press-fitting upper die switching principle: when the die automatic switching mechanism 7 moves the riveting lower die to the lower part of the indenter, the upper die lateral movement motor 13 drives the vertical fixed seat 15 to move left and right, and the vertical fixed seat 15 The upper mold longitudinal moving cylinder 18 is driven to move, and the upper mold longitudinal moving cylinder 18 drives the upper mold storage position 19 to move. It is conveyed to the feeding device, the upper die longitudinally moves the cylinder 18 to drive the upper die storage position 19 to move the material to the feeding device, and after the rivet falls to a press-fitting upper die, the upper die lateral movement motor 13 drives the upper die storage position 19 to send the material. Below the indenter 48, the upper die longitudinally moves the cylinder 18 to drive the upper die storage position 19 into the indenter 48. The indenter 48 moves under the driving of the oil cylinder 1, and completes the riveting process with the lower end cutter.

The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, the present invention can also be made without departing from the purpose of the present patent. Various changes.

Claims (8)

1. a multi-station intelligent riveting machine, comprising a rack, characterized in that the rack is provided with an electric control box, a vibration plate material selection system, an upper die automatic switching mechanism, and a lower die automatic switching mechanism, The power output end of the electric control box is provided with an indenter, the material selection system of the vibrating plate is arranged on one side of the electric control box, the material selection system of the vibration plate is connected with the automatic switching mechanism of the upper die, and the automatic switching mechanism of the lower die is arranged on the upper die. Below the mold automatic switching mechanism, the upper mold automatic switching mechanism is placed with several press-fitting upper molds and can automatically switch the press-fitting upper molds. The material selection system transports the rivets to the press-fitting upper die, the upper die automatic switching mechanism sends the press-fitting upper die into the indenter, the lower die automatic switching mechanism sends the riveting lower die to the lower part of the indenter, and the electric control box drives the indenter to riveting. The lower die is riveted. 2 . The multi-station intelligent riveting machine according to claim 1 , wherein the material selection system for the vibrating disc comprises several vibrating discs and a feeding device, and the vibrating disc communicates with the feeding device through a gas pipe. 3 . 3. The multi-station intelligent riveting machine according to claim 2, wherein the upper die automatic switching mechanism comprises an upper die storage position, an upper die lateral movement motor, an upper die longitudinal movement cylinder and a fixed seat, The fixing seat includes a first fixing seat, a transverse fixing seat and a longitudinal fixing seat, the first fixing seat is fixed under the oil cylinder, the lower end of the first fixing seat is provided with a transverse fixing seat, and a transverse fixing seat is arranged in the transverse fixing seat. The upper die transversely moves the motor, and the upper die transversely moves the motor and is connected with the longitudinal fixing seat; the feeding device is arranged under the longitudinal fixing seat, and the upper die longitudinally moving cylinder is arranged on one side of the longitudinal fixing seat, and is connected with the upper die storage position , a number of press-fit upper molds are placed on the upper mold storage position. 4. The multi-station intelligent riveting machine according to claim 1, wherein the lower die automatic switching mechanism comprises a tool magazine, a tool magazine selection and moving mechanism, a lower die push-out mechanism, a push rod, and a lower die holder, The lower die seat is arranged below the indenter, the lower die seat is provided with a chute, the chute is provided with a push rod, and a clamping riveting lower part is provided on the push rod corresponding to the lower part of the indenter. The lower mold station of the mold, the push rod is connected with the lower mold push-out mechanism and moves linearly along the chute driven by the lower mold push-out mechanism. The tool magazine is located below the push rod, and the tool magazine selects a moving mechanism to drive the tool magazine relative to the push rod. Moving left and right, the tool magazine is provided with several tool cavities for placing riveting lower molds, and a lower mold ejection mechanism is arranged below the tool cavity. When the tool cavity corresponds to the lower mold station, the lower mold The ejector mechanism pushes the riveted lower die in the tool cavity to the lower die station. 5. The multi-station intelligent riveting machine according to claim 4, wherein the lower die push-out mechanism comprises a second servo motor and a second screw rod connected with the power shaft of the second servo motor, the first The second screw rod is connected with the push rod, the tool magazine selection and moving mechanism includes a first screw rod connected with a first servo motor and a power shaft of the first servo motor, and the first screw rod is connected with the tool magazine. 6. The multi-station intelligent riveting machine according to claim 4, wherein the push rod is also connected with a push rod sliding seat, and the push rod sliding seat linearly slides along the push rod guide rail, and the knife The magazine is also connected with a tool magazine sliding seat, and the tool magazine sliding seat slides linearly along the tool magazine guide rail. 7. The multi-station intelligent riveting machine according to claim 1, wherein the frame is provided with a C-shaped wall plate, the lower layer of the C-shaped wall plate is fixed with an automatic lower die switching mechanism, the C-shaped wall plate is The upper layer of the shaped wall plate is fixed with an automatic switching mechanism for the upper die. 8 . The multi-station intelligent riveting machine according to claim 4 , wherein a proximity switch is provided on the lower die holder. 9 .

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