WO2021056891A1

WO2021056891A1 - Gasket cutting and feeding mechanism and assembly system

Info

Publication number: WO2021056891A1
Application number: PCT/CN2019/128216
Authority: WO
Inventors: 孙丰; 张宝峰; 刘斌
Original assignee: 苏州赛腾精密电子股份有限公司
Priority date: 2019-09-23
Filing date: 2019-12-25
Publication date: 2021-04-01
Also published as: CN211030253U; JP3239091U

Abstract

A gasket cutting and feeding mechanism and an assembling system, the gasket cutting and feeding mechanism comprising: a frame (1); a feeding mechanism, the feeding mechanism being provided on the frame and comprising guide tubes (3) disposed in a vertical direction; a cutting mechanism, the cutting mechanism being provided on the frame (1) and located below the feeding mechanism, the cutting mechanism comprising a driving structure, a cutting plate (4), an adjusting knob (5), and an adjusting rod (6), the cutting plate (4) being connected to the driving end of the driving structure, and the free end of the cutting plate (4) being provided with cutting holes along the vertical direction, the adjusting knob (5) being disposed at the bottom of the cutting plate (4), the adjusting rod (6) being fixed on the adjusting knob (5) and being able to penetrate into the material cutting hole from the bottom of the material cutting plate (4), and the adjusting knob (5) is provided with scale lines along the circumferential direction.

Description

Gasket cutting and feeding mechanism and assembly system

This application claims the priority of the Chinese patent application whose application date is September 23, 2019 and the application number is 201921582259.6. The entire content of this application is incorporated into this application by reference.

Technical field

This application relates to the field of cutting technology, for example, to a gasket cutting and feeding mechanism and an assembly system.

Background technique

In the automatic assembly process of products, micro components such as gaskets need to be cut to the required thickness for feeding. However, the gasket cutting machine in the related technology can only cut the gasket of the specified thickness. Can not achieve flexible switching of multiple different thicknesses, so manual feeding is required to switch cutting parts of different thicknesses, resulting in low efficiency; coupled with the increase in labor costs, it does not meet the high-tech, high-precision, high-speed, and high-standards of intelligent manufacturing Development needs.

Summary of the invention

The present application provides a gasket cutting and feeding mechanism and an assembly system, which can realize rapid cutting of gaskets with the same outer diameter and different thicknesses, and improve cutting efficiency.

An embodiment provides a gasket cutting and feeding mechanism, including a frame, and further including:

A feeding mechanism, the feeding mechanism is arranged on the frame, the feeding mechanism includes a guide tube arranged in a vertical direction, and the guide tube is configured to feed;

A cutting mechanism, the cutting mechanism is arranged on the frame and located below the feeding mechanism, the cutting mechanism includes a driving structure, a cutting board, an adjusting knob and an adjusting rod, the cutting board Connected to the driving end of the driving structure, the driving structure can drive the cutting board to move in the first direction on the frame, and the free end of the cutting board is provided with a cutting hole along the vertical direction , When the cutting hole is aligned with the outlet of the guide tube, the material in the guide tube can enter the cutting hole; the adjusting knob is arranged at the bottom of the cutting plate, and the adjusting rod is fixed at The adjusting knob can be inserted into the cutting hole from the bottom of the cutting plate, and the adjusting knob is provided with scale lines along the circumferential direction. Rotating the adjusting knob can make the adjusting rod move in the vertical direction. Move the corresponding distance.

Optionally, the feeding mechanism further includes a movable plate and a fixed structure, the movable plate is arranged on the frame and can move along the first direction, and the fixed structure is arranged on the movable plate and is located on the movable plate. At the bottom end of the guide tube, the fixing structure is provided with a first through hole aligned with the center of the guide tube, and the first through hole is configured to pass the material and fix the material when the cutting board cuts the material.

Optionally, the feeding mechanism further includes a transition block provided between the fixed structure and the moving plate, and a second through hole aligned with the center of the guide tube is opened on the transition block. The second through hole is located at the bottom of the first through hole.

Optionally, the cutting mechanism further includes a clamping structure configured to clamp the adjustment rod.

Optionally, the cutting mechanism further includes a linear guide rail, the cutting plate is fixed on the linear guide rail, the linear guide rail cooperates with the sliding block on the frame to slide, and the sliding direction of the linear guide rail is Is the first direction.

Optionally, the cutting mechanism further includes an elastic structure and an adjusting bolt, the adjusting bolt is fixed on the frame, one end of the elastic structure is fixed on the adjusting bolt, and the other end is fixed on the cutting bolt. Material board.

Optionally, a first limiting block is provided on the moving end of the material cutting mechanism on the frame, and a second limiting block is provided on the moving end of the frame away from the material cutting mechanism. The side part of the feeding mechanism is provided with a positioning block that cooperates with the second limiting block.

Optionally, handles are provided on both sides of the feeding mechanism.

Optionally, a photoelectric switch is provided on the moving end of the material cutting mechanism on the frame.

An embodiment provides an assembly system, including the gasket cutting and feeding mechanism described in any one of the above technical solutions.

Compared with related technologies, the gasket cutting and feeding mechanism provided by the present application uses a guide tube for feeding, which ensures the stability of the feeding, and the cutting mechanism drives the cutting board to move through the driving structure to ensure the cutting and Reliability of the return position, the thickness adjustment part is realized by the adjusting knob and the adjusting rod. The adjusting rod penetrates the free end of the cutting plate in the vertical direction. The adjusting rod is fixed on the rotating shaft of the adjusting knob. Turn the adjusting knob to make the adjusting rod downward. Move the corresponding distance d (d=TˉT+0.1mm, T is the thickness of the target gasket), the gasket in the guide tube falls into the cutting hole at the free end of the cutting plate, and the driving structure drives the cutting plate to move, and the gasket Cut along the end face of the cutting board to obtain a gasket of the target thickness. The present application has simple structure and convenient adjustment, can realize rapid cutting of gaskets with the same outer diameter and different thickness, and improves the production efficiency of the equipment.

Description of the drawings

Figure 1 is a schematic structural view of a gasket cutting and feeding mechanism in an embodiment;

Figure 2 is an enlarged view of part A in Figure 1;

Figure 3 is an assembly diagram of the adjusting knob and the adjusting rod in an embodiment;

Figure 4 is an enlarged view of part B in Figure 1;

Figure 5 is an assembly diagram of a cutting board, a linear guide and a sliding block in an embodiment;

Fig. 6 is a schematic structural diagram of a gasket cutting and feeding mechanism in an embodiment.

Reference signs: 1-frame; 2-moving plate; 3-guide tube; 4-cutting plate; 5-adjusting knob; 6-adjusting rod; 7-linear guide rail; 8-slider; 9-elastic structure; 10-Adjusting bolt; 11-Fixed structure; 12-Transition block; 13-Clamping structure; 14-Bolt; 15-First limit block; 16-Photoelectric switch; 17-Second limit block; 18-Locating block ; 19-Handle; 20-Slide rail; 21-Slide block.

detailed description

This embodiment provides a gasket cutting and feeding mechanism, which can be applied to the field of high-precision alignment assembly of micro-components in the electronic industries such as mobile phones, watches, TVs, and radios. It is suitable for the same outer diameter and different thickness of gaskets. Feeding, such as the application in assembly and test production lines, has a very broad application prospect. As shown in Figures 1 to 3, the gasket cutting and feeding mechanism provided by this embodiment includes a frame 1, a feeding mechanism, and a cutting mechanism, wherein the feeding mechanism can move on the frame 1 in a first direction The above-mentioned first direction is the length direction of the frame 1, the feeding mechanism includes a guide tube 3 arranged in a vertical direction, and the inner diameter of the guide tube 3 is larger than the diameter of the gasket. The cutting mechanism is arranged below the feeding mechanism. Illustratively, the cutting mechanism includes a driving structure, a cutting plate 4, an adjusting knob 5, and an adjusting rod 6. The cutting plate 4 is connected to the driving end of the driving structure, and the driving structure can Drive the cutting board 4 to move on the frame 1 in the first direction, the adjusting knob 5 is arranged at the free end of the cutting board 4, the adjusting rod 6 is fixed on the rotating shaft of the adjusting knob 5, and the adjusting rod 6 is along the vertical direction It is set through the cutting board 4, and the adjustment knob 5 is provided with scale lines along the circumferential direction. When the adjustment knob 5 is rotated, the adjustment rod 6 moves up and down by a corresponding distance.

The feeding mechanism of this embodiment uses the guide tube 3 for feeding, which ensures the stability of feeding. The cutting mechanism drives the cutting plate 4 to move through the driving structure to ensure the reliability of cutting and return. The thickness adjustment part is through the adjustment knob 5 and the adjustment rod 6, the adjustment rod 6 penetrates the free end of the cutting plate 4 in the vertical direction, the adjustment rod 6 is fixed on the rotation axis of the adjustment knob 5, and the adjustment knob 5 is rotated to make the adjustment rod 6 move down by a corresponding distance d(d=TˉT+0.1mm, T is the thickness of the target gasket), the gasket in the guide tube 3 falls into the cutting hole at the free end of the cutting plate 4, and the driving structure drives the cutting plate 4 to move, and the gasket Cut along the upper end surface of the cutting board 4 to obtain a gasket of the target thickness. This embodiment has simple structure and convenient adjustment, can realize rapid cutting of gaskets with the same outer diameter and different thickness, and improves the production efficiency of the equipment.

Optionally, the above-mentioned driving structure is an air cylinder. In order to ensure the stability of the movement process of the cutting board 4 driven by the air cylinder, as shown in Figs. 1 and 5, the cutting mechanism further includes a linear guide 7, and the cutting board 4 is fixed on a straight line. On the guide rail 7, a sliding block 8 is correspondingly fixed on the frame 1, the sliding groove 8 is opened on one side of the linear guide rail 7, and the linear guide rail 7 slides in the sliding groove of the slider 8. When the cylinder extends, the cutting board 4 moves forward to complete the cutting and feeding action, and when the cylinder is retracted, the cutting board 4 returns. However, due to the inaccurate movement of the cylinder, the cutting board 4 may not be accurately returned, and the cutting hole at its free end may not be completely aligned with the center of the upper guide tube 3, which will affect the next fall and cutting of the gasket. Therefore, as shown in Figures 1 and 4, the cutting mechanism of this embodiment is also provided with an elastic structure 9 and an adjusting bolt 10. The adjusting bolt 10 is fixed to the frame 1, and one end of the elastic structure 9 is fixed to the adjusting bolt 10. The other end is fixed on the cutting board 4, and the adjusting bolt 10 can adjust the position of the elastic structure 9 so that the cutting hole is aligned with the center of the guide tube 3. In this embodiment, the elastic structure 9 can be a spring.

As shown in Figure 1, the feeding mechanism also includes a moving plate 2. The moving plate 2 can move on the frame 1 along the first direction. The guide tube 3 is arranged on the moving plate 2 to ensure that the guide tube 3 is on the moving plate 2. The movable plate 2 is provided with a fixed structure 11 at the lower end of the guide tube 3, and the fixed structure 11 is provided with a first through hole coaxial with the inner hole of the guide tube 3. The diameter of the first through hole is larger than the diameter of the gasket . In this embodiment, the fixed structure 11 may be an annular fixed block arranged on the moving plate 2. In order to improve the feeding efficiency, this embodiment is provided with four guide tubes 3, and the corresponding movable jig is provided with four One above-mentioned fixed structure 11. In order to facilitate the installation of the fixed structure 11, a transition block 12 is also provided on the lower end of the fixed structure 11 on the movable plate 2. The transition block 12 is provided with a second through hole coaxial with the inner hole of the guide tube 3. The diameter is greater than the diameter of the gasket. When working, put the gasket from the upper end of the guide tube 3 into the guide tube 3, relying on gravity, the gasket from the guide tube 3 passes through the first through hole and the second through hole in turn and falls onto the cutting board 4 below or cuts. In the cutting hole of the material plate 4, when there are many gaskets, in order to make the gasket fall more smoothly, a pressure block is placed on the upper end of the gasket at the top of the guide tube 3, and under the pressure of the pressure block, the guide The gasket in the tube 3 can fall smoothly.

Exemplarily, after adjusting the adjusting knob 5 and the adjusting rod 6, in order to make the adjusting rod 6 immobile during use, as shown in FIGS. 2 and 3, the cutting mechanism further includes a clamping structure 13, which clamps The structure 13 can clamp the adjusting rod 6 without moving. In one embodiment, the clamping structure 13 is a clamping block, and the clamping block and the cutting plate 4 are connected by bolts 14, which is convenient for loosening the clamp when the adjusting rod 6 needs to be adjusted. The tightening block tightens the adjusting rod 6. After the adjustment is completed, the bolt 14 is tightened so that the clamping block clamps and fixes the adjusting rod 6.

Optionally, as shown in FIG. 1, the frame 1 is provided with a first limit block 15 at the moving end of the cutting mechanism. The first limit block 15 plays a positioning role when the movable plate 2 is installed, and the movable plate 2 Push to the position where it abuts with the first limit block 15 to be installed in place. In order to more accurately reflect whether the moving plate 2 is installed in place, a photoelectric switch 16 is provided on the moving end of the cutting mechanism on the frame 1. When the moving plate 2 is installed in place, the photoelectric switch 16 can sense the position of the moving plate 2 and give Give a feedback signal.

Exemplarily, as shown in FIGS. 1 and 6, a second limit block 17 is provided on the moving end of the frame 1 away from the cutting mechanism, and the side of the movable plate 2 is provided with a second limit block 17 The positioning block 18 and the second limiting block 17 play a limiting role when the movable plate 2 is removed, so that the movable plate 2 will not be pulled out from the frame 1 when the movable plate 2 is pulled backward.

In one embodiment, in order to facilitate the disassembly and assembly of the moving plate 2, as shown in FIGS. 1 and 6, the moving plate 2 is provided with handles 19 on both sides. Illustratively, sliding rails 20 are provided on both sides of the upper end surface of the rack 1, and the lower end of the moving plate 2 is provided with sliding blocks 21 that cooperate with the sliding rails 20 to slide. The cooperation of the sliding rails 20 and the sliding blocks 21 makes the moving plate 2 It can slide smoothly on the frame 1, which is convenient for installation and disassembly.

The present application also provides an assembly system including the above-mentioned gasket cutting and feeding mechanism. The gasket feeding device can realize rapid cutting of gaskets with the same outer diameter and different thicknesses, thereby improving the production efficiency of the equipment.

Claims

A gasket cutting and feeding mechanism includes a frame (1), and further includes:

A feeding mechanism, the feeding mechanism is arranged on the frame (1), the feeding mechanism includes a guide tube (3) arranged in a vertical direction, and the guide tube (3) is configured to feed ；

Cutting mechanism, the cutting mechanism is arranged on the frame (1) and located below the feeding mechanism, the cutting mechanism includes a drive structure, a cutting board (4), an adjustment knob (5) and The adjusting rod (6), the cutting board (4) is connected to the driving end of the driving structure, and the driving structure can drive the cutting board (4) along the first edge of the frame (1). The free end of the cutting plate (4) is provided with a cutting hole along the vertical direction. When the cutting hole is aligned with the outlet of the guide tube (3), the guide tube (3) The material can enter the cutting hole; the adjusting knob (5) is arranged at the bottom of the cutting plate (4), and the adjusting rod (6) is fixed on the adjusting knob (5) and can be removed from The bottom of the cutting plate (4) penetrates into the cutting hole, the adjustment knob (5) is provided with a scale line along the circumferential direction, and rotating the adjustment knob (5) can make the adjustment rod (6) move along Move vertically.
The gasket cutting and feeding mechanism according to claim 1, wherein the feeding mechanism further comprises a moving plate (2) and a fixed structure (11), and the moving plate (2) is arranged on the frame (1). ) And capable of moving in the first direction, the fixed structure (11) is arranged on the moving plate (2) and located at the bottom end of the guide tube (3), and the fixed structure (11) is provided with A first through hole aligned with the center of the guide tube (3), and the first through hole is configured to pass materials and fix the materials when the cutting board (4) cuts the materials.
The gasket cutting and feeding mechanism according to claim 2, wherein the feeding mechanism further comprises a transition block (12) provided between the fixed structure (11) and the moving plate (2), so The transition block (12) is provided with a second through hole aligned with the center of the guide tube (3), and the second through hole is located at the bottom of the first through hole.
The gasket cutting and feeding mechanism according to claim 1, wherein the cutting mechanism further comprises a clamping structure (13), and the clamping structure (13) is configured to clamp the adjusting rod (6) .
The gasket cutting and feeding mechanism according to claim 1, wherein the cutting mechanism further comprises a linear guide rail (7), the cutting plate (4) is fixed on the linear guide rail (7), and the The linear guide rail (7) slides in cooperation with the sliding block (8) on the frame (1), and the sliding direction of the linear guide rail (7) is the first direction.
The gasket cutting and feeding mechanism according to claim 1, wherein the cutting mechanism further comprises an elastic structure (9) and an adjusting bolt (10), and the adjusting bolt (10) is fixed on the frame (1). ), one end of the elastic structure (9) is fixed on the adjusting bolt (10), and the other end is fixed on the cutting board (4).
The gasket cutting and feeding mechanism according to claim 1, wherein the frame (1) is provided with a first limit block (15) at the moving end of the cutting mechanism, and the frame (1) ) Is provided with a second limiting block (17) on the moving end far away from the cutting mechanism, and a positioning block (18) that cooperates with the second limiting block (17) is provided on the side of the feeding mechanism .
The gasket cutting and feeding mechanism according to claim 1, wherein a handle (19) is provided on both sides of the feeding mechanism.
The gasket cutting and feeding mechanism according to any one of claims 1-8, wherein the frame (1) is provided with a photoelectric switch (16) at the moving end of the cutting mechanism.
An assembly system, comprising the gasket cutting and feeding mechanism according to any one of claims 1-9.