CN209969480U - A switching tool magazine of a multi-station intelligent riveting machine - Google Patents

Abstract

The utility model discloses a switching tool magazine of a multi-station intelligent squeeze riveter, which comprises a squeeze riveter, wherein the squeeze riveter is provided with a lower die automatic switching mechanism, the switching tool magazine comprises a tool magazine, a tool magazine selecting and moving mechanism, a lower die ejecting mechanism, a push rod and a lower die base, a chute is arranged in the lower die base, the push rod is arranged in the chute, a lower die station for clamping and riveting a lower die is arranged on the push rod corresponding to the lower pressure head, the push rod is connected with the lower die ejecting mechanism and is driven by the lower die ejecting mechanism to do linear motion along the chute, the tool magazine is arranged below the push rod, the tool magazine is internally provided with a plurality of tool cavities for placing the riveting lower die, a lower die ejecting mechanism is arranged below the tool cavities, when the tool cavities correspond to the lower die station, the riveting lower die in the tool cavities is ejected into the lower die station by the lower die, the rivets with different specifications and different properties can be quickly switched to rivet the workpiece.

Description

A switching tool magazine of a multi-station intelligent riveting machine

technical field

The utility model relates to a riveting machine, in particular to a switching tool magazine of 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 practice, as long as the structural manufacturability allows, press riveting is preferred.

Modern riveting machines can only perform tool switching manually, and the degree of automation is low.

Utility model content

The purpose of the utility model is to provide a switching tool magazine for a multi-station intelligent riveting machine, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a switching tool magazine for a multi-station intelligent riveting machine, including a multi-station intelligent riveting machine, and the switching tool magazine is arranged in the multi-station intelligent riveting press It is characterized in that the switching tool magazine includes a tool magazine, a tool magazine selection moving mechanism and a lower die ejection mechanism, and the tool magazine selection moving mechanism drives the tool magazine to move left and right relative to the push rod. There are several tool cavities for placing riveting lower molds. Below the tool cavity is a lower mold ejection mechanism. When the tool cavity corresponds to the lower mold station, the lower mold ejection mechanism will riveted the tool cavity down. The mold is pushed into the lower mold station.

Preferably, the tool magazine selection and movement mechanism includes a first screw rod connected with the power shaft of the first servo motor and the first servo motor, and the first screw rod is connected with the tool magazine.

Compared with the prior art, the beneficial effect of the utility model is that the device can complete the automatic replacement of the tools through the switching tool magazine of a multi-station intelligent riveting machine, so that the same riveting machine does not need to manually replace the mold. The riveting of rivets of different specifications is realized, the work efficiency is greatly improved, the degree of automation of the connection process is higher, 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.

Please refer to Fig. 1-9, a switching tool magazine of a multi-station intelligent riveting machine is arranged on the multi-station intelligent riveting machine. The multi-station intelligent riveting machine includes a frame 5, and the frame 5 is on the There is an electric control box 2, a vibrating plate material selection system 6, an upper die automatic switching mechanism 3, and a lower die automatic switching mechanism 7. The upper end of the frame 5 is provided with an electric control box 2, and one side of the electric control box 2 is provided with a Oil cylinder 1, the lower end of the oil cylinder 1 is connected with a pressure head 48, the vibration plate material selection system 6 is arranged on the side of the electric control box 2, the upper die automatic switching mechanism 3 is arranged below the vibration plate material selection system 6, and the lower die automatic switching mechanism 7 Set below the upper die automatic switching mechanism 3, a number of press-fit upper dies of different specifications are placed in the upper die automatic switching mechanism, and the vibrating disc material selection system 6 includes several vibrating discs with rivets, feeding cylinders 16 and feeding devices. 17. The rivet enters the press-fitting upper die through the trachea through the feeding device 17, the upper die automatic switching mechanism sends the press-fitting upper die 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 Drive the pressing head 48 to rive the rivet and the workpiece together, and exchange the different pressing upper dies through the upper die automatic switching mechanism, and the lower die automatic switching mechanism 7 to exchange different riveting lower dies, which can quickly switch rivet pairs of different specifications and properties. The workpiece is riveted.

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 , the outer side of the proximity switch 42 is fixedly connected with a switch cover 43 on the second cover plate 41 .

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 (2)

1. The utility model provides a multistation intelligence squeeze riveter's switching tool magazine, includes multistation intelligence squeeze riveter, the switching tool magazine locate on the multistation intelligence squeeze riveter, its characterized in that, the switching tool magazine include that tool magazine, tool magazine select moving mechanism and lower mould ejection mechanism, the tool magazine is selected moving mechanism drive tool magazine and is moved about the relative push rod, the tool magazine in be equipped with a plurality of and be used for placing the cutter cavity of riveting bed die, cutter cavity below is equipped with lower mould ejection mechanism, when the cutter cavity corresponds with the lower mould station, lower mould ejection mechanism in with the cutter cavity riveting bed die top to the lower mould station.

2. The switching tool magazine of the multi-station intelligent squeeze riveter according to claim 1, wherein the tool magazine selecting and moving mechanism comprises a first servo motor and a first screw rod connected with a power shaft of the first servo motor, and the first screw rod is connected with the tool magazine.

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