CN108856455B

CN108856455B - Punching device for aluminum alloy section

Info

Publication number: CN108856455B
Application number: CN201810694718.3A
Authority: CN
Inventors: 倪寿宝
Original assignee: Huzhou Zhili Baofeng Aluminum Co ltd
Current assignee: Huzhou Zhili Baofeng Aluminum Co ltd
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2020-05-19
Anticipated expiration: 2038-06-29
Also published as: CN108856455A

Abstract

The invention discloses a punching device for an aluminum alloy section, which comprises a bottom plate, wherein a rotating rod is arranged above the bottom plate; a fixing ring is sleeved at the middle part of the rotating rod, and a plurality of punching drill bits are annularly distributed on the fixing ring; two ends of the rotating rod are both rotatably connected with moving plates, and each moving plate is provided with two first cylinders; a driven wheel is arranged between the two first cylinders, and clamping blocks are arranged on two sides of the driven wheel; one side of the driven wheel is rotatably connected with a driving wheel, and the driving wheel is connected with a rotating motor; each moving plate is connected with a hydraulic cylinder, and a first groove is formed in the position, corresponding to the moving plate, of the bottom plate; a second groove is formed in the bottom plate and corresponds to the lower portion of the fixing ring, clamping plates are arranged on two sides of the second groove, and a second cylinder is connected to each clamping plate; and clamping pieces are also arranged above two sides of the second groove. The invention can not only improve the application range and make the operation simpler, but also has the advantages of higher intelligent degree, higher efficiency and more convenient maintenance.

Description

Punching device for aluminum alloy section

Technical Field

The invention relates to a punching device for an aluminum alloy section bar in the aluminum industry manufacturing industry.

Background

Aluminum alloy sections are the most widely used non-ferrous structural materials in industry, and have been used in great quantities in the aviation, aerospace, automotive, machinery manufacturing, marine, construction, finishing and chemical industries. Some aluminum alloy sections need to be punched when in use, so that the aluminum alloy sections are more convenient to use, but the existing punching device for the aluminum alloy sections can only punch holes with one size on the aluminum alloy sections when punching the aluminum alloy sections, the application range is smaller, and when punching is needed to be performed on other positions on the aluminum alloy sections, the fixing device for fixing the aluminum alloy sections needs to be loosened firstly, then the fixing device is fixed after the aluminum alloy sections are moved, and the operation is more complex. Therefore, the existing punching device for the aluminum alloy section has the problems of smaller application range and more complex operation.

Disclosure of Invention

The invention aims to provide a punching device for an aluminum alloy profile. The invention not only can improve the application range, but also has the advantage of simpler and more convenient operation.

The technical scheme of the invention is as follows: a punching device for aluminum alloy sections comprises a bottom plate, wherein a rotating rod is arranged above the bottom plate; a fixing ring is sleeved at the middle part of the rotating rod, and a plurality of punching drill bits are annularly distributed on the fixing ring; the two end parts of the rotating rod are rotatably connected with moving plates, and each moving plate is provided with two cylinders which are symmetrically distributed relative to the rotating rod; a driven wheel sleeved at the end part of the rotating rod is arranged between the two first cylinders, and clamping blocks connected with the first cylinders are arranged on two sides of the driven wheel; one side of the driven wheel is rotatably connected with a driving wheel positioned on the movable plate, and the driving wheel is connected with a rotating motor; each moving plate is connected with a hydraulic cylinder positioned on the bottom plate, and a first groove is formed in the position, corresponding to the moving plate, on the bottom plate; a second groove is formed in the bottom plate and corresponds to the lower portion of the fixing ring, clamping plates are arranged on two sides of the second groove, and a second cylinder is connected to each clamping plate; and clamping pieces positioned between the two clamping plates are further arranged above the two sides of the second groove, and a supporting rod is connected above each clamping piece.

In the punching device for the aluminum alloy section, a PLC (programmable logic controller) is arranged on the bottom plate, and the first air cylinder, the rotating motor, the hydraulic cylinder and the second air cylinder are electrically connected with the PLC.

In the punching device for the aluminum alloy section, the fixing ring is provided with the chuck at a position corresponding to the punching drill, and the chuck is connected with the punching drill.

In the punching device for the aluminum alloy section, a plurality of springs are connected between the clamping sheet and the supporting rod; bending sections are arranged at the two end parts of the clamping piece; and the two ends of the supporting rod are provided with brackets.

In the punching device for the aluminum alloy section, a belt is connected between the driving wheel and the rotating motor; and a circular groove is formed in the position, corresponding to the rotating rod, of the moving plate.

In the punching device for the aluminum alloy section, the top end part of the hydraulic cylinder is provided with the fixed block, and the fixed block is connected with the top end part of the movable plate.

Compared with the prior art, the invention improves the existing punching device for the aluminum alloy section, the aluminum alloy section is placed between two clamping plates and positioned below one clamping sheet, the position needing punching on the aluminum alloy section is moved to the position right above the center of a second groove, then the driven wheel is clamped by the clamping block driven by the first air cylinder, the rotating rod is also clamped, the aluminum alloy section is clamped by the clamping plate driven by the second air cylinder, the moving plate is driven by the hydraulic cylinder to descend, the moving plate further drives the rotating rod and a vertically downward punching drill bit on the rotating rod to approach the aluminum alloy section, when the hydraulic cylinder drives the punching drill bit to move to the lowest part of the stroke range, the punching work of the aluminum alloy section is finished by the punching drill bit, and the aluminum alloy section is clamped and loosened by the second air cylinder through the matching of the mechanisms, the hydraulic cylinder drives one of the punching drill bits to punch the aluminum alloy section, so that clamping of workers on the aluminum alloy section is replaced, and the operation of punching the aluminum alloy section is simple and convenient; and a plurality of punching drill bits are arranged on the fixing ring of the rotating rod, when the punching drill bits are different in type, the rotating motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate and then drives the rotating rod to rotate, the rotating rod further drives the fixing ring and the punching drill bits on the fixing ring to rotate, and when the punching drill bits vertically downwards on the fixing ring are switched, holes with different sizes can be punched on the aluminum alloy section, so that the application range of the aluminum alloy section punching machine is widened. In addition, the intelligent degree of the punching machine is improved by arranging the PLC controller, the PLC controller can control the expansion of the first air cylinder, the rotation of the rotating motor, the expansion of the hydraulic cylinder and the expansion of the second air cylinder, the machining speed of the aluminum alloy section is increased by the control of the PLC controller, and the efficiency is higher; by arranging the chuck, the punching drill bit is easier to replace and maintain and is more convenient to maintain; the plurality of springs are connected between the clamping pieces and the supporting rods, so that the clamping pieces can clamp aluminum alloy sections with different heights, and the application range is further improved; the bending sections are arranged at the two end parts of the clamping piece, so that the aluminum alloy section between the two clamping plates can easily penetrate below the clamping piece, and the operation is further simple and convenient. Therefore, the invention not only can improve the application range and make the operation simpler, but also has the advantages of higher intelligent degree, higher efficiency and more convenient maintenance.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view at the moving plate;

FIG. 3 is a front view of the present invention;

3 FIG. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 A 3- 3 A 3 of 3 FIG. 3 3 3; 3

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

figure 6 is a side view of the grip tab.

The labels in the figures are: the device comprises a base plate 1, a rotating rod 2, a fixing ring 3, a punching drill 4, a moving plate 5, a first air cylinder 6, a driven wheel 7, a clamping block 8, a driving wheel 9, a rotating motor 10, a hydraulic cylinder 11, a first groove 12, a second groove 13, a clamping plate 14, a second air cylinder 15, a clamping piece 16, a supporting rod 17, a PLC 18, a clamping head 19, a spring 20, a bending section 21, a support 22, a belt 23 and a fixing block 24.

Detailed Description

The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.

Examples are given. A punching device for aluminum alloy sections is shown in figures 1 to 6 and comprises a bottom plate 1, wherein a rotating rod 2 is arranged above the bottom plate 1; a fixed ring 3 is sleeved in the middle of the rotating rod 2, and a plurality of punching drills 4 are annularly distributed on the fixed ring 3; the two ends of the rotating rod 2 are both rotatably connected with moving plates 5, and each moving plate 5 is provided with two first cylinders 6 which are symmetrically distributed relative to the rotating rod 2; a driven wheel 7 sleeved at the end part of the rotating rod 2 is arranged between the two first cylinders 6, and clamping blocks 8 connected with the first cylinders 6 are arranged on two sides of the driven wheel 7; one side of the driven wheel 7 is rotatably connected with a driving wheel 9 positioned on the moving plate 5, and the driving wheel 9 is connected with a rotating motor 10; each moving plate 5 is connected with a hydraulic cylinder 11 positioned on the bottom plate 1, and a first groove 12 is formed in the bottom plate 1 at a position corresponding to the moving plate 5; a second groove 13 is formed in the bottom plate 1 and corresponds to the lower portion of the fixing ring 3, clamping plates 14 are arranged on two sides of the second groove 13, and a second cylinder 15 is connected to each clamping plate 14; clamping pieces 16 positioned between the two clamping plates 14 are further arranged above two sides of the second groove 13, and a supporting rod 17 is connected above each clamping piece 16.

The bottom plate 1 is provided with a PLC (programmable logic controller) 18, and the first air cylinder 6, the rotating motor 10, the hydraulic cylinder 11 and the second air cylinder 15 are electrically connected with the PLC 18; a clamping head 19 is arranged on the fixing ring 3 at a position corresponding to the punching drill bit 4, and the clamping head 19 is connected with the punching drill bit 4; a plurality of springs 20 are connected between the clamping piece 16 and the supporting rod 17; bending sections 21 are arranged at two ends of the clamping piece 16; the two ends of the supporting rod 17 are provided with brackets 22; a belt 23 is connected between the driving wheel 9 and the rotating motor 10; a circular groove is formed in the position, corresponding to the rotating rod 2, of the moving plate 5; the top end of the hydraulic cylinder 11 is provided with a fixed block 24, and the fixed block 24 is connected with the top end of the moving plate 5.

The working principle is as follows: the PLC controller 18 is an electronic system for digital arithmetic operation, and is designed for application in an industrial environment. It uses programmable memories for storing instructions for logical operations and sequence control, timing, counting, and arithmetic operations, and controls various types of machinery or manufacturing processes through digital or analog input (I) and output (O) interfaces. The model of the PLC 18 can be selected from Mohua UNO-2182, Mitsubishi FX2N-48MRD, Mitsubishi FX2N-64MR and the like; the punching drill bits 4 are of the same type or different types; one end of each of the two clamping blocks 8 facing the driven wheel 7 is provided with insection; a control panel is arranged on the PLC controller 18.

In the initial state, the two first cylinders 6 are in a contraction state, and the two clamping blocks 8 are in a state of being separated from the driven wheel 7; the two hydraulic cylinders 11 are in an extension state, the hydraulic cylinders 11 enable the moving plate 5 to be positioned at the top of the stroke range of the moving plate, and the two moving plates 5 enable the rotating rod 2, the fixing rings 3 on the rotating rod and the punching drill bit 4 to be positioned at the top of the stroke range of the rotating rod; the two second cylinders 15 are in a contraction state, and the two clamping plates 14 are separated from each other by a certain distance through the second cylinders 15; one of the punching bits 4 facing downward vertically faces the center of the second slot 13.

When the aluminum alloy punching clamp works, a worker penetrates an aluminum alloy section to be punched between the two clamping plates 14, and a marking line can be drawn in advance at the position of the aluminum alloy section to be punched; the worker makes the aluminum alloy profile pass through the lower part of one clamping piece 16, the bending sections 21 arranged at the two ends of the clamping piece 16 can make the aluminum alloy profile pass through easily, the aluminum alloy profile positioned below the clamping piece 16 can be clamped by the plurality of springs 20 arranged between the clamping piece 16 and the supporting rod 17, the aluminum alloy profile is kept in a stable state, and the aluminum alloy profiles with different thicknesses can be clamped by the clamping piece 16 by the plurality of springs 20, so that the application range of the aluminum alloy profile clamping device is widened; then, the worker moves one end of the aluminum alloy profile to the position above the second groove 13 after passing through the lower part of the clamping piece 16, so that the position of the marked line on one end of the aluminum alloy profile is positioned above the center of the second groove 13 and is positioned right below one punching drill 4 which faces downwards vertically.

Then, the power supply of the invention is turned on, the PLC 18 firstly controls the two first cylinders 6 on each moving plate 5 to extend according to a command input in advance, the two first cylinders 6 drive the corresponding clamping blocks 8 to be close to the driven wheel 7 at the end part of the rotating rod 2, when the two first cylinders 6 extend to the maximum stroke range, the two clamping blocks 8 further clamp the driven wheel 7, and at the moment, the two end parts of the rotating rod 2 are clamped by the two clamping blocks 8; then the PLC 18 controls the two second cylinders 15 to extend according to the input instruction, the second cylinders 15 drive the corresponding clamping plates 14 to be close to the aluminum alloy section between the two clamping plates 14, and when the two second cylinders 15 extend to the maximum stroke range, the two clamping plates 14 clamp the aluminum alloy section; then the PLC controller 18 controls the two hydraulic cylinders 11 to contract according to the input instruction, the two hydraulic cylinders 11 drive the corresponding fixed blocks 24 to move downward, the fixed blocks 24 drive the corresponding movable plates 5 to move downward along the first slot 12, the two movable plates 5 further drive the rotating rods 2 located therein to move downward, one punching drill 4 vertically downward on the rotating rods 2 is close to and presses the aluminum alloy section between the two clamping plates 14, after the two hydraulic cylinders 11 contract to the maximum stroke range, the punching drill 4 vertically downward on the rotating rods 2 also moves to the lowest part of the stroke range along with the movable plates 5, the punching drill 4 also punches a hole on the aluminum alloy section, and one end part of the punching drill 4 after penetrating through the aluminum alloy section extends into the second slot 13 when punching a hole.

After the punching drill 4 vertically downward on the rotating rod 2 finishes punching the aluminum alloy section, the PLC 18 controls the two hydraulic cylinders 11 to extend according to an input instruction, the two hydraulic cylinders 11 further drive the moving plate 5, the rotating rod 2 and the punching drill 4 on the rotating rod 2 to move upwards until the two hydraulic cylinders 11 extend to the maximum stroke range, namely the moving plate 5 and the rotating rod 2 return to the initial state, the PLC 18 controls the second cylinder 15 to contract, the second cylinder 15 drives the clamping plate 14 to be separated from the aluminum alloy section located between the two clamping plates 14 until the second cylinder 15 contracts to the initial state; and finally, the PLC 18 controls the first air cylinder 6 to contract, the first air cylinder 6 drives the clamping block 8 to be separated from the corresponding driven wheel 7 until the first air cylinder 6 contracts to an initial state, at the moment, the punching device completes one punching work on the aluminum alloy section, and when the punching work needs to be performed on the other position on the aluminum alloy section, a worker moves the position, which is located between the two clamping plates 14 and is used for drawing the mark line, on the aluminum alloy section to be right above the center of the second groove 13, and then the working steps are repeated.

When the vertical downward punching drill bits 4 on the fixed ring 3 of the rotating rod 2 need to be replaced or holes with different sizes are punched on the aluminum alloy section, the rotating motors 10 on each moving plate 5 are controlled to rotate by a certain angle through the control panel arranged on the PLC 18, the rotating directions of the two rotating motors 10 are the same, the rotating motors 10 drive the driving wheels 9 to rotate by a certain angle through the belts 23, the driving wheels 9 further drive the driven wheels 7 to rotate by a certain angle, the driven wheels 7 at the two ends of the rotating rod 2 also drive the rotating rod 2 to rotate by a certain angle, the rotating rod 2 further drives the fixed ring 3 and the punching drill bits 4 on the fixed ring 3 to rotate by a certain angle, and the rotating motors 10 drive the rotating rod 2 to rotate so that the lowest one of the punching drill bits 4 is in a vertical state, and the punching drill bits 4 face the center of the second groove 13, when the types of the punching drill bits 4 are different, holes with different sizes can be punched on the aluminum alloy section; when the types of the punching drill bits 4 are the same, the invention replaces a new punching drill bit 4, and the worker can loosen the chuck 19 on the worn or damaged punching drill bit 4 and then replace the worn or damaged punching drill bit 4, so that the maintenance is more convenient.

Claims

1. The utility model provides an aluminum alloy is punching device for section bar which characterized in that: comprises a bottom plate (1), a rotating rod (2) is arranged above the bottom plate (1); a fixing ring (3) is sleeved in the middle of the rotating rod (2), and a plurality of punching drill bits (4) are annularly distributed on the fixing ring (3); two ends of the rotating rod (2) are rotatably connected with moving plates (5), and each moving plate (5) is provided with two cylinders (6) which are symmetrically distributed relative to the rotating rod (2); a driven wheel (7) sleeved at the end part of the rotating rod (2) is arranged between the two first cylinders (6), and clamping blocks (8) connected with the first cylinders (6) are arranged on two sides of the driven wheel (7); one side of the driven wheel (7) is rotatably connected with a driving wheel (9) positioned on the moving plate (5), and the driving wheel (9) is connected with a rotating motor (10); each moving plate (5) is connected with a hydraulic cylinder (11) positioned on the bottom plate (1), and a first groove (12) is formed in the position, corresponding to the moving plate (5), on the bottom plate (1); a second groove (13) is formed in the bottom plate (1) and corresponds to the lower portion of the fixing ring (3), clamping plates (14) are arranged on two sides of the second groove (13), and a second cylinder (15) is connected to each clamping plate (14); clamping pieces (16) positioned between the two clamping plates (14) are further arranged above the two sides of the second groove (13), and a support rod (17) is connected above each clamping piece (16); a plurality of springs (20) are connected between the clamping sheet (16) and the supporting rod (17); bending sections (21) are arranged at two end parts of the clamping piece (16); two ends of the supporting rod (17) are provided with brackets (22); the bottom plate (1) is provided with a PLC (programmable logic controller) controller (18), and the first air cylinder (6), the rotating motor (10), the hydraulic cylinder (11) and the second air cylinder (15) are electrically connected with the PLC controller (18); a clamping head (19) is arranged on the position, corresponding to the punching drill bit (4), of the fixing ring (3), and the clamping head (19) is connected with the punching drill bit (4); a belt (23) is connected between the driving wheel (9) and the rotating motor (10); a circular groove is formed in the position, corresponding to the rotating rod (2), of the moving plate (5); the top end of the hydraulic cylinder (11) is provided with a fixed block (24), and the fixed block (24) is connected with the top end of the moving plate (5).