阅读说明：本技术 一种板材立式多工位打孔机及其工作方法 (Vertical multi-station plate punching machine and working method thereof ) 是由 汤姆·佩廷 于 2019-09-11 设计创作，主要内容包括：本发明涉及一种板材立式多工位打孔机及其工作方法,板材传送装置安装在所述底座上,板材竖放在板材传送装置上,板材传送装置将板材沿Y轴方向进行传送,刀具总成安装龙门架安装在底座上并位于底座一侧,刀具总成安装在刀具总成安装龙门架上并能沿Z轴升降移动；刀具总成包括若干对刀具组件,一对刀具组件沿X轴方向布置且对称地位于板材传送装置的两侧；定位检测装置安装在板材传送装置上,用于对板材进行Y轴方向定位；工业电脑内设置有控制程序和控制参数,与板材传送装置、刀具总成和定位检测装置均通信连接。本申请中打孔机功能完善、自动化程度高、能满足多工位打孔需求,仅需一名操作人员通过操控工业电脑即可进行加工,节省大量人力物力。(The invention relates to a vertical multi-station perforating machine for plates and a working method thereof.A plate conveying device is arranged on a base, the plates are vertically arranged on the plate conveying device, the plate conveying device conveys the plates along the Y-axis direction, a cutter assembly installation portal frame is arranged on the base and positioned at one side of the base, and the cutter assembly is arranged on the cutter assembly installation portal frame and can move up and down along the Z axis; the cutter assembly comprises a plurality of pairs of cutter assemblies, and the pair of cutter assemblies are arranged along the X-axis direction and are symmetrically positioned on two sides of the plate conveying device; the positioning detection device is arranged on the plate conveying device and used for positioning the plate in the Y-axis direction; the industrial computer is internally provided with a control program and control parameters which are in communication connection with the plate conveying device, the cutter assembly and the positioning detection device. The puncher function is perfect in this application, degree of automation is high, can satisfy the multistation demand of punching, only needs an operating personnel can process through controlling industrial computer, saves a large amount of manpower and materials.)

1. A vertical multi-station plate punching machine comprises a base (1) and an industrial computer (3), wherein a rectangular coordinate system is adopted as a spatial coordinate system of the punching machine; the method is characterized in that: the device also comprises a plate conveying device (2), a cutter assembly mounting portal frame (4), a cutter assembly (5) and a positioning detection device (6); the plate conveying device (2) is installed on the base (1), plates are vertically placed on the plate conveying device (2), the plates are conveyed by the plate conveying device (2) along the Y-axis direction, the cutter assembly installation portal frame (4) is installed on the base (1) and located on one side of the base (1), and the cutter assembly (5) is installed on the cutter assembly installation portal frame (4) and can move up and down along the Z axis; the cutter assembly (5) comprises a plurality of pairs of cutter assemblies (51), and the pairs of cutter assemblies (51) are arranged along the X-axis direction and are symmetrically positioned at two sides of the plate conveying device (2); the positioning detection device (6) is arranged on the plate conveying device (2) and is used for positioning the plate in the Y-axis direction; and a control program and control parameters are arranged in the industrial computer (3) and are in communication connection with the plate conveying device (2), the cutter assembly (5) and the positioning detection device (6).

2. The vertical multi-station plate punching machine according to claim 1, characterized in that: the plate conveying device (2) comprises a rack (21), a rubber roller (22), a conveying belt (23), a sheet feeding detection sensor (26) and a sheet discharging detection sensor (27); the rubber roller (22) is vertically arranged on the rack (21) at a certain inclination angle and used for supporting the side face of the plate, and the rotation of the rubber roller (22) is driven by a first motor (24); the conveying belt (23) is arranged at the bottom of the rack (21) along the Y-axis direction and is used for supporting the plate from the bottom surface of the plate, and the conveying belt is driven by a second motor (25); the sheet feeding detection sensor (26) and the sheet discharging detection sensor (27) are both installed on the rack (1), wherein the sheet feeding detection sensor (26) is located at the input end of the conveyor belt (23) and used for detecting whether a sheet enters the plate conveying device (2), and the sheet discharging detection sensor (27) is located at the output end of the conveyor belt (23) and used for detecting whether the sheet is completely conveyed out of the plate conveying device (2); the first motor (24), the second motor (25), the film feeding detection sensor (26) and the film discharging detection sensor (27) are in communication connection with the industrial computer (3).

3. The vertical multi-station plate punching machine according to claim 2, characterized in that: the positioning detection device (6) comprises a lead screw (61), a lead screw mounting seat (62), a detection device mounting plate (63), a detection switch (64), an induction block (65) and an air cylinder (66); the lead screw mounting seat (62) is mounted at the bottom of the rack (21) and close to the output end of the conveyor belt (23), and the lead screw (61) is mounted on the lead screw mounting seat (62) along the Y-axis direction and driven by a lead screw motor (67); the detection device mounting plate (63) is connected with the lead screw (61) and moves along the Y-axis direction under the drive of the lead screw (61); the detection switch (64) and the air cylinder (66) are both arranged on the detection device mounting plate (63); the induction block (65) is arranged at the end part of a cylinder rod of the cylinder (66) and faces the rubber roller (22); the detection switch (64), the induction block (65), the air cylinder (66) and the lead screw motor (67) are in communication connection with the industrial computer (3); when the plate moves to the approach detection switch (64) along the Y-axis direction, the industrial computer (3) controls the cylinder rod of the cylinder (66) to extend out and controls the rubber roller (22) and the conveyor belt (23) to operate at a reduced speed, when the plate moves to abut against the induction block (65) along the Y-axis direction, the industrial computer (3) controls the rubber roller (22) and the conveyor belt (23) to stop operating, and the plate is positioned.

4. The vertical multi-station plate punching machine according to claim 1, characterized in that: the cutter assembly (5) further comprises a cutter component mounting seat (52), a guide rail (521) in the Y-axis direction is mounted on the cutter component mounting seat (52), the cutter component mounting seat (52) can be mounted on a cutter assembly mounting portal frame (4) in a Z-axis lifting moving mode, the cutter components (51) are mounted on the cutter component mounting seat (52) and can move in the Y-axis direction along the guide rail (521), and the distance between every two adjacent pairs of cutter components (51) in the Y-axis direction is adjusted through the movement in the Y-axis direction.

5. The vertical multi-station plate punching machine according to claim 4, characterized in that: the cutter assemblies (51) are provided with three pairs, each pair of cutter assemblies (51) is divided into a front cutter assembly (511) and a rear cutter assembly (512), and the front cutter assembly (511) and the rear cutter assembly (512) are arranged along the X-axis direction and are symmetrically positioned at the two sides of the plate conveying device (2) from front to back; the front cutter assembly (511) comprises a front drill bit (5111), a front pressure plate (5112), a front pressure plate cylinder (5113) and a front drill bit cylinder (5114); the rear cutter assembly (512) comprises a rear drill bit (5121), a rear pressure plate (5122), a rear pressure plate cylinder (5123) and a rear drill bit cylinder (5124); the drill bit mechanism is characterized in that the front pressure plate cylinder (5113), the front drill bit cylinder (5114), the rear pressure plate cylinder (5123) and the rear drill bit cylinder (5124) are horizontally arranged along the X-axis direction, the front drill bit cylinder (5114) is installed on the front pressure plate cylinder (5113), the front drill bit (5111) is installed at the end part of a cylinder rod of the front drill bit cylinder (5114), the front pressure plate (5112) is installed at the end part of a cylinder rod of the front pressure plate cylinder (5113), the rear drill bit cylinder (5124) is installed on the rear pressure plate cylinder (5123), the rear drill bit (5121) is installed at the end part of a cylinder rod of the rear drill bit cylinder (5124), the rear pressure plate (5122) is installed at the end part of a cylinder rod of the rear pressure plate cylinder (5123), the front pressure plate (5112) is opposite to the rear pressure plate (5122), and the front; the front pressing disc (5112) is used for pressing the plate from the front, the rear pressing disc (5122) is used for pressing the plate from the rear, and the front pressing disc (5112) and the rear pressing disc (5122) jointly clamp the plate vertically placed on the plate conveying device (2) under the driving of the front pressing disc cylinder (5113) and the rear pressing disc cylinder (5123).

6. The vertical multi-station plate punching machine according to claim 5, characterized in that: the rear cutter assembly (512) also comprises a rear drill water baffle (5125) for blocking the rear drill (5121) and a waste collecting box (5126) for collecting waste falling after punching; the rear drill water baffle (5125) and the waste collecting box (5126) are positioned at the rear position of the rear pressure plate (5122).

7. The vertical multi-station plate punching machine according to claim 1, characterized in that: the base (1) is also provided with a water circulation water collecting tank (7) which is used for collecting waste cooling water dropping downwards in the punching process and carrying out reprocessing and utilization on the waste cooling water.

8. The working method of the vertical multi-station plate punching machine according to any one of claims 1 to 7, is characterized in that: the method comprises the following steps:

the method comprises the following steps: starting and initializing the vertical multi-station plate punching machine;

step two: determining processing parameters and a processing mode according to the distribution positions of holes to be processed on the plate, and inputting the processing parameters and the processing mode into an industrial computer (3);

step three: the industrial computer (3) moves the cutter assembly (5) to a working position according to the input processing parameters and the processing mode, and determines a cutter assembly (51) participating in the punching operation;

step four: the plate is vertically placed for conveying, when the plate is detected by the sheet feeding detection sensor (26), the rubber roller (22) and the conveyor belt (23) start to run, and the plate is conveyed in the Y-axis direction; under the action of the positioning detection device (6), the plate moves in place in the Y-axis direction, and the rubber roller (22) and the conveyor belt (23) stop running;

step five: the cutter assembly (51) participating in the punching operation clamps the front and the back of the plate and then punches the hole;

step six: after the punching is finished, the rubber roller (22) and the conveyor belt (23) start to operate, the plates are output outwards, and when the plate outlet detection sensor (27) detects that the plates are completely sent out of the punching machine, the next plate to be processed can enter the plate conveying device (2), so that the flowing-type processing is realized.

9. The working method of the vertical multi-station plate punching machine according to claim 8, characterized in that: the working method of the positioning detection device (6) comprises the following steps: according to the parameters of the plate, the industrial computer (3) drives the screw motor (67) to move the detection device mounting plate (63) in place along the Y-axis direction; when the plate moves to the proximity detection switch (64), the detection switch (64) sends a signal to the industrial computer (3), the industrial computer (3) controls the rubber roller (22) and the conveyor belt (23) to run at a reduced speed, and simultaneously controls the cylinder rod of the cylinder (66) to stretch out, when the plate slowly moves along the Y-axis direction to collide with the induction block (65), the induction block (65) sends a signal to the industrial computer (3), the industrial computer (3) controls the rubber roller (22) and the conveyor belt (23) to stop running, and the plate is positioned; after the plate is punched, the cylinder rod of the cylinder (66) retracts, the rubber roller (22) and the conveyor belt (23) start to run, and the plate is output.

10. The working method of the vertical multi-station plate punching machine according to claim 8, characterized in that: the working method for punching the cutter assemblies (51) arranged in pairs comprises the following steps:

initial position: the front drill bit (5111), the front pressure plate (5112), the rear drill bit (5121) and the rear pressure plate (5122) are all in a retraction state;

after the positioning detection device (6) completes Y-axis direction positioning on the plate, the industrial computer (3) controls the front pressure plate (5112) to move backwards and controls the rear pressure plate (5122) to move forwards according to the thickness of the plate so as to clamp and fix the plate;

the rear drill water baffle (5125) is opened, the industrial computer (3) controls the front drill (5111) and the rear drill (5121) to respectively move backwards and forwards according to the thickness of the plate to punch the plate until the punching depth reaches the program set depth, the plate material is not punched, then the rear drill (5121) retracts backwards to the initial state, the front drill (5111) moves backwards until the plate is punched, and the front drill (5111) blows air to blow waste into the waste collecting box (5126);

after the plate is punched, the front drill bit (5111), the front pressure plate (5112) and the rear pressure plate (5122) return to the initial positions, the rear drill bit water baffle (5125) is closed, and punching is completed.

Technical Field

The invention relates to the technical field of punching machines, in particular to a vertical multi-station punching machine for plates and a working method thereof.

Background

At present, panel processing equipment that punches is of a great variety, but these equipment are the horizontal processing of adoption panel mostly, be about to panel and keep flat on conveyor, then recycle the cutter and punch to panel, and panel only can once punch after once fixing a position, if need punch for the second time, then need fix a position again to panel, when processing equipment that punches can be applicable to the panel that machining dimension is big moreover, panel is kept flat and can be caused whole processing equipment that punches bulky, thereby area is big.

For example, patent invention with publication number CN 107030402B: the utility model provides an automatic puncher of glass, in this patent, glass is kept flat and is transported on conveying roller way, at first transported to lift platform, then is placed on positioning platform, positioning platform's top is provided with the laser head that is used for punching glass, and glass location is through conveyer belt and bearing roller complex mode, though this puncher can accomplish glass processing of punching automatically, but has that whole puncher area is big, glass location is inefficient, the precision is low, can not satisfy the processing requirement of multistation moreover.

From the perspective of mechanics of materials, the panel of sheet class, for example when sheet glass class panel is vertical to be placed, its intensity is big, in the processing operation process, glass breakage rate is low, therefore, some panel manufacturing enterprises can adopt and put panel immediately and punch the processing, but do not have a perfect function on the market now, degree of automation is high, can satisfy the puncher that the multistation punched the requirement, if the user need carry out vertical processing to panel and need punch many times just need to put into many equipment and go on producing, just so need pay out a large amount of equipment cost, and need more equipment operation personnel, more energy consumption and occupy the land for mass production.

Therefore, it is necessary to design a vertical multi-station hole-punching machine for plates to solve the problems in the prior art.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides the vertical plate multi-station perforating machine with reasonable structural design, complete functions and high automation degree, and provides the working method of the perforating machine.

The technical scheme adopted by the invention for solving the problems is as follows: a vertical multi-station plate perforating machine comprises a base and an industrial computer, wherein a rectangular coordinate system is adopted as a spatial coordinate system where the perforating machine is located; the method is characterized in that: the device also comprises a plate conveying device, a cutter assembly mounting portal frame, a cutter assembly and a positioning detection device; the plate conveying device is installed on the base, a plate is vertically placed on the plate conveying device, the plate conveying device conveys the plate along the Y-axis direction, the cutter assembly installation portal frame is installed on the base and located on one side of the base, and the cutter assembly is installed on the cutter assembly installation portal frame and can move up and down along the Z axis; the cutter assembly comprises a plurality of pairs of cutter assemblies, and the pair of cutter assemblies are arranged along the X-axis direction and are symmetrically positioned on two sides of the plate conveying device; the positioning detection device is arranged on the plate conveying device and is used for positioning the plate in the Y-axis direction; and the industrial computer is internally provided with a control program and control parameters and is in communication connection with the plate conveying device, the cutter assembly and the positioning detection device.

Preferably, the plate conveying device comprises a frame, a rubber roller, a conveying belt, a sheet feeding detection sensor and a sheet discharging detection sensor; the rubber roller is vertically arranged on the rack at a certain inclination angle and used for supporting the side face of the plate, and the rotation of the rubber roller is driven by a first motor; the conveying belt is arranged at the bottom of the rack along the Y-axis direction and used for supporting the plate from the bottom surface of the plate, and the conveying belt is driven by a second motor; the sheet feeding detection sensor and the sheet discharging detection sensor are both arranged on the rack, wherein the sheet feeding detection sensor is positioned at the input end of the conveyor belt and is used for detecting whether a sheet enters the sheet conveying device, and the sheet discharging detection sensor is positioned at the output end of the conveyor belt and is used for detecting whether the sheet is completely conveyed out of the sheet conveying device; the first motor, the second motor, the film feeding detection sensor and the film discharging detection sensor are all in communication connection with the industrial computer.

Preferably, the positioning detection device comprises a screw rod, a screw rod mounting seat, a detection device mounting plate, a detection switch, an induction block and an air cylinder; the lead screw mounting seat is mounted at the bottom of the rack and close to the output end of the conveyor belt, and the lead screw is mounted on the lead screw mounting seat along the Y-axis direction and driven by a lead screw motor; the detection device mounting plate is connected with the lead screw and driven by the lead screw to move along the Y-axis direction; the detection switch and the air cylinder are both arranged on the detection device mounting plate; the induction block is arranged at the end part of a cylinder rod of the cylinder and faces the rubber roller; the detection switch, the induction block, the air cylinder and the screw rod motor are all in communication connection with an industrial computer; when the plate moves to the approach detection switch along the Y-axis direction, the cylinder rod of the industrial computer control cylinder extends out and controls the rubber roller and the conveyor belt to operate in a speed reduction mode, when the plate moves to the position where the plate collides with the induction block along the Y-axis direction, the industrial computer controls the rubber roller and the conveyor belt to stop operating, and the plate is positioned.

Preferably, the cutter assembly further comprises a cutter component mounting seat, a guide rail in the Y-axis direction is mounted on the cutter component mounting seat, the cutter component mounting seat can be mounted on a portal frame for mounting the cutter assembly along the Z-axis in a lifting and moving manner, the cutter component is mounted on the cutter component mounting seat and can move in the Y-axis direction along the guide rail, and the distance between every two adjacent pairs of cutter components in the Y-axis direction is adjusted through the movement in the Y-axis direction.

Preferably, the cutter assemblies are arranged in three pairs, each pair of cutter assemblies is divided into a front cutter assembly and a rear cutter assembly, and the front cutter assembly and the rear cutter assembly are arranged along the X-axis direction and are symmetrically positioned at two sides of the plate conveying device from front to back; the front cutter assembly comprises a front drill bit, a front pressure plate cylinder and a front drill bit cylinder; the rear cutter assembly comprises a rear drill bit, a rear pressure plate cylinder and a rear drill bit cylinder; the front pressure plate cylinder, the front drill bit cylinder, the rear pressure plate cylinder and the rear drill bit cylinder are all horizontally arranged along the X-axis direction, the front drill bit cylinder is installed on the front pressure plate cylinder, the front drill bit is installed at the end part of a cylinder rod of the front drill bit cylinder, the front pressure plate is installed at the end part of a cylinder rod of the front pressure plate cylinder, the rear drill bit cylinder is installed on the rear pressure plate cylinder, the rear drill bit is installed at the end part of a cylinder rod of the rear drill bit cylinder, the rear pressure plate is installed at the end part of a cylinder rod of the rear pressure plate cylinder, the front pressure plate is opposite to the; the front pressing plate is used for pressing plates from the front, the rear pressing plate is used for pressing plates from the rear, and the front pressing plate and the rear pressing plate clamp the plates vertically placed on the plate conveying device together under the driving of the front pressing plate cylinder and the rear pressing plate cylinder.

Preferably, the rear cutter assembly further comprises a rear drill water baffle for blocking water for a rear drill and a waste collection box for collecting waste falling after punching; the rear drill water baffle and the waste collecting box are positioned at the rear position of the rear pressure plate.

Preferably, the base is further provided with a water circulation water collecting tank for collecting waste cooling water dropping downwards in the punching process and recycling the waste cooling water.

The invention also provides another technical scheme: a working method of a vertical multi-station perforating machine for plates is characterized in that: the method comprises the following steps:

the method comprises the following steps: starting and initializing the vertical multi-station plate punching machine;

step two: determining processing parameters and a processing mode according to the distribution positions of holes to be processed on the plate, and inputting the processing parameters and the processing mode into an industrial computer;

step three: the industrial computer moves the cutter assembly to a working position according to the input processing parameters and the processing mode and determines cutter components participating in the punching operation;

step four: the plate is vertically placed for conveying, when the plate is detected by the sheet feeding detection sensor, the rubber roller and the conveyor belt start to run, and the plate is conveyed in the Y-axis direction; under the action of the positioning detection device, the Y-axis direction of the plate moves in place, and the rubber roller and the conveyor belt stop running;

step five: the cutter assembly participating in the punching operation punches after clamping the plate front and back;

step six: and after the punching is finished, the rubber roller and the conveyor belt start to operate, the plates are output outwards, and when the plate outlet detection sensor detects that the plates are completely sent out of the punching machine, the next plate to be processed can enter the plate conveying device, so that the flowing type processing is realized.

Preferably, the working method of the positioning detection device is as follows: according to the parameters of the plate, the industrial computer drives the screw motor to move the mounting plate of the detection device in place along the Y-axis direction; when the plate moves to the proximity detection switch, the detection switch sends a signal to an industrial computer, the industrial computer controls the rubber roller and the conveyor belt to operate in a speed reduction mode, meanwhile, a cylinder rod of the cylinder is controlled to extend out, when the plate slowly moves along the Y-axis direction to be abutted against the induction block, the induction block sends a signal to the industrial computer, the industrial computer controls the rubber roller and the conveyor belt to stop operating, and the plate is positioned; after the plate is punched, the air cylinder rod of the air cylinder retracts, the rubber roller and the conveying belt start to run, and the plate is output.

Preferably, the working method for punching the cutter assemblies arranged in pairs comprises the following steps: initial position: the front drill bit, the front pressure plate, the rear drill bit and the rear pressure plate are all in a retraction state; after the positioning detection device finishes Y-axis direction positioning on the plate, the industrial computer controls the front pressure plate to move backwards and controls the rear pressure plate to move forwards according to the thickness of the plate so as to clamp and fix the plate; the method comprises the following steps that a rear drill water baffle is opened, an industrial computer controls a front drill and a rear drill to move backwards and forwards respectively according to the thickness of a plate to punch the plate until the punching depth reaches a program set depth, the plate material is not punched at the moment, then the rear drill retracts backwards to an initial state, the front drill moves backwards until the plate material is punched, and the front drill blows air to blow waste materials into a waste material collecting box; after the plate is punched, the front drill bit, the front pressure plate and the rear pressure plate return to the initial positions, the rear drill bit water baffle is closed, and punching is completed.

Compared with the prior art, the invention has the following advantages and effects:

1. the plate conveying device conveys plates in a vertical plate placing mode, and the requirement for processing large plates can be met by extending the plate conveying device upwards in space, so that the floor area of the punching machine can be greatly reduced compared with the existing horizontal plate placing conveying mode;

2. when the sheet-type plate, such as a sheet glass-type plate, is vertically placed, the strength is high, and the glass breakage rate is low in the processing operation process;

3. the cutter assembly can move along the Z-axis direction and the Y-axis direction, the drill bit can move along the X-axis direction, multiple times of punching can be realized by moving the cutter assembly after the plate is positioned once, and the punching efficiency and the punching precision are high;

4. the perforating machine is perfect in function, high in automation degree and capable of meeting the requirement of multi-station perforating, only one operator can process the perforating machine by controlling an industrial computer, and a large amount of manpower and material resources are saved.

Drawings

In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic perspective view of a tool assembly mounted on a gantry in an embodiment of the invention.

Fig. 3 is a schematic perspective view of a plate material conveying device according to an embodiment of the present invention.

Fig. 4 is a schematic view showing a structure in which a sheet material is ready to enter the sheet material conveying apparatus.

Fig. 5 is a schematic view showing the structure in which the sheet material is introduced into the sheet material transfer device and the positioning is completed.

FIG. 6 is a schematic diagram showing the output of a sheet from the sheet conveyor after finishing processing and the next sheet in preparation for entering the sheet conveyor.

Fig. 7 is a schematic perspective view of a positioning detection apparatus according to an embodiment of the present invention.

Fig. 8 to 10 are views illustrating a process of positioning the plate material by the positioning detection device.

FIG. 11 is a perspective view of a pair of cutter assemblies in an embodiment of the present invention.

Fig. 12 to 15 are views illustrating a process of punching a plate material by a pair of cutter assemblies.

Description of reference numerals:

a base 1; an industrial computer 3; the tool assembly is provided with a portal frame 4; a water circulation water collecting tank 7;

a plate material conveying device 2; a frame 21; a rubber roller 22; a conveyor belt 23; a first motor 24; a second motor 25; a feeding detection sensor 26; a sheet discharge detection sensor 27;

a cutter assembly 5; a cutter assembly 51; a cutter assembly mount 52;

the front cutter assembly 511; a rear cutter assembly 512;

a guide rail 521;

a front drill 5111; a front platen 5112; a front platen cylinder 5113; a front bit cylinder 5114;

a rear drill 5121; a rear platen 5122; a rear platen cylinder 5123; a back bit cylinder 5124; a back bit deflector 5125; a waste collection cassette 5126;

a positioning detection device 6; a lead screw 61; a lead screw mount 62; a detection device mounting plate 63; a detection switch 64; an induction block 65; a cylinder 66; a lead screw motor 67.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.