CN220020156U - Control device of upper scribing saw - Google Patents

Abstract

The utility model relates to the technical field of furniture machinery, and discloses an upper scribing saw control device, which comprises a man-machine exchange unit, a central processing unit and an upper scribing saw control unit, wherein the man-machine exchange unit is connected with the central processing unit; the man-machine exchange unit is connected with the central processing unit and is used for receiving input production information and sending the input production information to the central processing unit; the central processing unit is connected with the upper scribing saw control unit and is used for receiving production information, generating a control command according to the production information and sending the control command to the upper scribing saw control unit; the upper scribing saw control unit is connected with the upper scribing saw mechanism and used for controlling the upper scribing saw mechanism to move according to the control command so as to open grooves on the upper surface of the plate. The utility model has the advantages that each unit is divided into work clearly and matched with each other, the automatic operation of the upper scribing saw mechanism can be realized, the labor is saved, the control precision is high, the stability is good, the requirement of large-scale efficient production can be completely met, the informatization management of the production is facilitated, and the utility model is suitable for large-scale popularization and application.

Description

Control device of upper scribing saw

Technical Field

The utility model relates to the technical field of furniture machinery, in particular to an upper scribing saw control device.

Background

The upper scribing wire saw mechanism is an important component mechanism of the double-end slitting and grooving machine, is a machine used by a furniture factory when a plate is processed into plate furniture, and can cut a groove with adjustable depth on the upper surface of the plate so as to prevent uneven profile in the process of slitting in the following procedure.

At present, when the upper scribing saw mechanism is actually used, the manual operation mode is still adopted, so that a large amount of labor is required, the control precision cannot be ensured, the stability is poor, the requirement of large-scale efficient production cannot be met completely, and in addition, the informatization management of the production is not facilitated.

Accordingly, improvements in the art are needed.

The above information is presented as background information only to aid in the understanding of the present disclosure and is not intended or admitted to be prior art relative to the present disclosure.

Disclosure of Invention

The utility model provides an upper scribing saw control device which is used for realizing automatic control of an upper scribing saw mechanism.

In order to achieve the above object, the present utility model provides the following technical solutions:

an upper scribing saw control device is applied to an upper scribing saw mechanism, and comprises a man-machine exchange unit, a central processing unit and an upper scribing saw control unit; wherein,

the man-machine exchange unit is connected with the central processing unit and is used for receiving input production information and sending the input production information to the central processing unit;

the central processing unit is connected with the upper scribing saw control unit and is used for receiving the production information, generating a control command according to the production information and sending the control command to the upper scribing saw control unit;

the upper scribing saw control unit is connected with the upper scribing saw mechanism and used for controlling the upper scribing saw mechanism to move according to the control command so as to open grooves on the upper surface of the plate.

Further, in the scribing saw control device, the scribing saw control unit comprises an X-axis servo unit, a Z-axis servo unit, a cutter motor unit and a limit induction switch;

the X-axis servo unit, the Z-axis servo unit, the cutter motor unit and the limit induction switch are respectively connected with the central processing unit.

Further, in the scribing saw control device, the X-axis servo unit includes an X-axis servo driver and an X-axis servo motor;

the X-axis servo driver is in communication connection with the central control unit through a CANopen bus;

the X-axis servo motor is connected with the X-axis servo driver.

Further, in the scribing saw control device, the Z-axis servo unit comprises a Z-axis servo driver and a Z-axis servo motor;

the Z-axis servo driver is in communication connection with the central control unit through a CANopen bus;

the Z-axis servo motor is connected with the Z-axis servo driver.

Further, in the scribing saw control device, the cutter motor unit comprises a cutter motor and a cutter frequency converter;

the cutter frequency converter is connected with the central control unit through an I/O module;

the cutter motor is connected with the cutter frequency converter.

Further, in the upper scribing saw control device, the limit sensing switch comprises an upper limit sensing switch, a lower limit sensing switch, an upper limit sensing switch and a lower limit sensing switch;

the upper limit inductive switch, the lower limit inductive switch, the upper limit inductive switch and the lower limit inductive switch are respectively connected with the central control unit through the I/O module.

Further, in the scribing saw control device, the positional error compensation formula of the X-axis servo unit is:

M1＝Q1+N1+P；

wherein M1 is the moving position of the X-axis servo unit, Q1 is the setting position of the X-axis servo unit, N1 is the origin position error, and P is the thickness compensation error of the saw blade.

Further, in the scribing saw control device, the formula of the position error compensation of the Z-axis servo unit is:

M2＝F-Q2+N2；

wherein M2 is the moving position of the Z-axis servo unit, F is the thickness of the processed plate, Q2 is the setting position of the Z-axis servo unit, and N2 is the origin position error.

Further, in the scribing saw control device, the man-machine exchange unit is an industrial PC.

Further, in the scribing saw control device, the central processing unit comprises an industrial exchanger and a mobile terminal programmable controller;

the man-machine exchange unit is in communication connection with the industrial switch;

and the industrial switch is respectively in communication connection with the mobile terminal programmable controller.

Compared with the prior art, the utility model has the following beneficial effects:

the upper scribing saw control device provided by the utility model comprises the man-machine exchange unit, the central processing unit and the upper scribing saw control unit, wherein the units are definite in labor division and are matched with each other, so that the automatic operation of the upper scribing saw mechanism can be realized, the manpower is saved, the control precision is high, the stability is good, the requirement of large-scale efficient production can be completely met, the informationized management of production is facilitated, and the upper scribing saw control device is suitable for large-scale popularization and application.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of functional modules of an apparatus for controlling an upper scoring saw according to an embodiment of the present utility model;

fig. 2 is a flow chart illustrating an operation mode of the scribing saw control device according to an embodiment of the present utility model.

Reference numerals:

a man-machine exchange unit 1, a central processing unit 2 and an upper scribing saw control unit 3;

an industrial switch 21, a mobile-side programmable controller 22;

an X-axis servo unit 31, a Z-axis servo unit 32, a cutter motor unit 33 and a limit induction switch 34;

an X-axis servo driver 311, an X-axis servo motor 312;

a Z-axis servo driver 321 and a Z-axis servo motor 322;

a cutter motor 331, a cutter frequency converter 332;

upper limit switch 341, lower limit switch 342, upper limit switch 343, and lower limit switch 344.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. In addition, as one of ordinary skill in the art can know, with technical development and new scenarios, the technical solution provided by the embodiment of the present utility model is also applicable to similar technical problems.

In the description of the present utility model, it is to be understood that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs unless defined otherwise. Furthermore, any terminology used is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In addition, numerous specific details are set forth in the following description in order to provide a better illustration of the utility model. It will be understood by those skilled in the art that the present utility model may be practiced without some of these specific details. In some instances, well known methods, procedures, components, and circuits have not been described in detail so as not to obscure the present utility model.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Example 1

In view of the above-mentioned drawbacks of the conventional scribe-saw control technique, the present inventors have devised and manufactured for many years based on practical experience and expertise in this field, and actively studied and innovated in combination with application of the theory, so as to hope to create a technique capable of solving the drawbacks of the prior art, and make the scribe-saw control technique more practical. After continuous research and design and repeated sample test and improvement, the utility model with practical value is finally created.

The double-end slitting and grooving machine comprises a fixed end, a movable end and an opening and closing mechanism, wherein the opening and closing mechanism is used for driving the movable end and the fixed end to be mutually and automatically opened or closed; the structures of the fixed end and the movable end are different; the movable end comprises a machine tool, a conveying mechanism arranged on the machine tool, a feeding mechanism, an upper sawing wire saw mechanism, a lower slotting saw 1 mechanism, a lower slotting saw 2 mechanism, a jump saw mechanism, a lower sawing wire saw mechanism, a splitting saw mechanism and a beam pressing mechanism which are sequentially arranged along the side edge of the conveying mechanism; the fixed end comprises a machine tool, a conveying mechanism arranged on the machine tool, and a feeding mechanism and a beam pressing mechanism which are sequentially arranged along the side edge of the conveying mechanism.

Referring to fig. 1, an embodiment of the present utility model provides an apparatus for controlling an upper scribe saw, which is applied to an upper scribe saw mechanism, and includes a man-machine exchange unit 1, a central processing unit 2, and an upper scribe saw control unit 3; wherein,

the man-machine exchange unit 1 is connected with the central processing unit 2, and is used for receiving input production information and sending the input production information to the central processing unit 2;

the central processing unit 2 is connected with the upper scribing saw control unit 3, and is used for receiving the production information, generating a control command according to the production information and sending the control command to the upper scribing saw control unit 3;

the upper scribing saw control unit 3 is connected with the upper scribing saw mechanism and is used for controlling the upper scribing saw mechanism to move according to the control command so as to groove the upper surface of the plate.

In order to realize the automatic control of the upper scribing saw mechanism, the embodiment configures the man-machine exchange unit 1, the central processing unit 2 and the upper scribing saw control unit 3 for the upper scribing saw mechanism, and designs the units to be separated into work clearly and matched with each other, so that the automatic operation of the upper scribing saw mechanism can be finally realized.

In this embodiment, the man-machine exchange unit 1 is an upper computer with a man-machine dialogue interface, and may be an industrial PC. The device uses bus control technology as core, adopts a control mode of combining communication and I/O points, has convenient wiring and high response speed, and has two communication controls of Ethernet and CANopen buses. The man-machine exchange unit 1 and the central processing unit 2 adopt Ethernet communication, the communication rate is high, and the central processing unit 2 and the upper scribing saw control unit 3 adopt CANopen bus and I/O module communication.

The central processing unit 2 comprises an industrial switch 21 and a mobile programmable controller 22;

the man-machine exchange unit 1 is in communication connection with the industrial exchange 21;

the industrial switch 21 is respectively connected with the mobile programmable controller 22 in a communication way.

It should be noted that, the control device provided in this embodiment has three working modes, namely, a master control working mode, a single machine formula working mode and a manual working mode; the general control working mode is suitable for large-scale production and centralized control; the single-machine formula working mode has a single-machine formula function, can edit the frequently used formula and store the formula in the device, and is suitable for personalized production; the manual mode of operation is suitable for use in a commissioning process.

Referring to fig. 1 again, in the present embodiment, the scribing saw control unit 3 includes an X-axis servo unit 31, a Z-axis servo unit 32, a cutter motor unit 33 and a limit sensing switch 34;

the X-axis servo unit 31, the Z-axis servo unit 32, the cutter motor unit 33 and the limit induction switch 34 are respectively connected with the central processing unit 2.

It should be noted that, during operation, the position of the X-axis servo unit 31 in the horizontal direction is consistent with the machining requirement position, and the mechanism is automatically aligned with the machining requirement position by moving the X-axis servo unit 31 in the general control operation mode and the single machine formula operation mode, the center point of the saw blade of the mechanism is kept on the same line with the center points of the saw blades of other mechanisms, and the fine adjustment of the position of the X-axis servo unit 31 can be compensated by the error parameter of the original point position. In order to save debugging time caused by changing saw blades with different thicknesses, the utility model sets a position error compensation formula in a program, namely:

M1＝Q1+N1+P；

where M1 is the moving position of the X-axis servo unit 31, Q1 is the set position of the X-axis servo unit 31, N1 is the origin position error, and P is the blade thickness compensation error.

The up-down Z-axis servo unit 32 controls the scribing depth of the mechanism, the working height is equal to the thickness of the plate minus the scribing depth (set in the system parameters), the scribing depth can be set according to the process requirements, the fine adjustment of the position can be compensated by the error parameter of the original point position, and the position error compensation formula is as follows:

M2＝F-Q2+N2；

where M2 is the moving position of the Z-axis servo unit 32, F is the thickness of the processed sheet, Q2 is the set position of the Z-axis servo unit 32, and N2 is the origin position error.

Referring to fig. 1 again, in the present embodiment, the X-axis servo unit 31 includes an X-axis servo driver 311 and an X-axis servo motor 312;

the X-axis servo driver 311 is in communication connection with the central control unit 2 through a CANopen bus;

the X-axis servo motor 312 is connected to the X-axis servo driver 405.

The Z-axis servo unit 32 includes a Z-axis servo driver 321 and a Z-axis servo motor 322;

the Z-axis servo driver 321 is in communication connection with the central control unit 2 through a CANopen bus;

the Z-axis servo motor 322 is connected with the Z-axis servo driver 321.

The cutter motor unit 33 includes a cutter motor 331 and a cutter inverter 332;

the cutter frequency converter 332 is connected with the central control unit 2 through an I/O module;

the cutter motor 331 is connected to the cutter inverter 332.

The limit switch 34 includes an upper limit switch 341, a lower limit switch 342, an upper limit switch 343, and a lower limit switch 344;

the upper limit switch 341, the lower limit switch 342, the upper limit switch 343, and the lower limit switch 344 are respectively connected with the central control unit 2 through I/O modules.

It should be noted that, the shaft of the cutter motor 331 passes through the hole in the other mechanism (the moving end pressing beam), and the upper saw mechanism and the mechanism are lifted up and down due to the limited size of the hole, if the actual moving position is incorrect during lifting, the two mechanisms collide, so as to avoid accidents, the utility model designs a linkage control method. When the program is not started and in the stand-alone mode, one of the two mechanisms is clicked to manually up and down the key, and the two mechanisms can ascend or descend at the same time.

In the non-tuning state, after the program is started, the other mechanism (the movable end pressing beam) will act first, and after the position of the movable end pressing beam in the system is calculated, the Z-axis servo motor 322 is triggered to start. In the lifting process of the mechanism, if the mechanism contacts with the upper limit switch 341 or the lower limit switch 342, the z-axis servo motor 322 will automatically follow the lifting in the same direction. After the mechanism is positioned, the Z-axis servo motor 322 is started again and is lifted or lowered to the working position.

The upper limit position sensing switch 343 and the lower limit position sensing switch 344 are limit position protection, and once the two limit position sensing switches are touched, the actions of related mechanisms in the direction are stopped all at once, so that the two mechanisms are prevented from being collided.

Referring to fig. 2, in the present embodiment, the flow of the steps performed in the master control operation mode is as follows:

(1) The upper computer is set into a master control working mode, and the production line master control computer or the factory production management computer transmits production process data through the Ethernet.

(2) The program button is started, and the cutter motor 331 of the upper scribing saw mechanism is started according to the set requirement in the program.

(3) And starting a program button, starting another mechanism (a movable end pressing beam), and automatically calculating the position of the movable end pressing beam to be moved according to plate thickness data sent by the system.

(4) The program button is started, the X-axis servo motor 312 is started, and the position where the X-axis servo motor 312 needs to move is automatically calculated by the system according to preset data.

(5) After the position of the other mechanism (the movable end pressing beam) is reached, the Z-axis servo motor 322 is triggered to start, and the position of the Z-axis servo motor 322 to be moved is automatically calculated by the system according to preset data and plate thickness. In the automatic positioning, if the upper limit switch 341 or the lower limit switch 342 is touched, the z-axis servo motor 322 automatically follows the same direction to rise and fall. After the mechanism is positioned, the Z-axis servo motor 322 is started again and lifted to a required position.

(6) After the cutter motor 331 is started, each part moves to a required position, and the device runs.

The execution step flow of the single-machine formula working mode is approximately as follows:

(1) The upper computer is set into a single-machine formula working mode, and the formula stored in the upper computer software is exported so as to automatically transmit the data of the width, thickness and the like of the board into the upper computer.

(2) And starting a program button, automatically running the system, and enabling related flow details to be consistent with a general control working mode.

The manual working mode is implemented by the following steps:

(1) The upper computer is set to a manual working mode, the operation mechanism is selected on the screen, and related data are manually set.

(2) Clicking another mechanism (moving end press beam) to perform positioning.

(3) After positioning, the program button is pressed to start

(4) The starting and running modes of the cutter motor 331, the X-axis servo motor 312, the Z-axis servo motor 322 and the like are consistent with the total control working mode.

Although the terms of man-machine exchange unit, central processing unit, upper scribing saw control unit, industrial exchanger, mobile terminal programmable controller, etc. are used in the present utility model, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

The upper scribing saw control device provided by the utility model comprises the man-machine exchange unit, the central processing unit and the upper scribing saw control unit, wherein the units are definite in labor division and are matched with each other, so that the automatic operation of the upper scribing saw mechanism can be realized, the manpower is saved, the control precision is high, the stability is good, the requirement of large-scale efficient production can be completely met, the informationized management of production is facilitated, and the upper scribing saw control device is suitable for large-scale popularization and application.

In view of the foregoing, it will be evident to a person skilled in the art that the foregoing detailed disclosure may be presented by way of example only and may not be limiting. Although not explicitly described herein, those skilled in the art will appreciate that the present utility model is intended to embrace a variety of reasonable alterations, improvements and modifications to the embodiments. Such alterations, improvements, and modifications are intended to be proposed by this utility model, and are intended to be within the spirit and scope of the exemplary embodiments of the utility model.

Furthermore, certain terms in the present utility model have been used to describe embodiments of the present utility model. For example, "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. Thus, it is emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various portions of this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined as suitable in one or more embodiments of the utility model.

It should be appreciated that in the foregoing description of embodiments of the utility model, various features are grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure. However, this is not to say that a combination of these features is necessary, and it is entirely possible for a person skilled in the art to extract some of them as separate embodiments to understand them when reading this utility model. That is, embodiments of the present utility model may also be understood as an integration of multiple secondary embodiments. While each secondary embodiment is satisfied by less than all of the features of a single foregoing disclosed embodiment.

Each patent, patent application, publication of patent application, and other materials, such as articles, books, specifications, publications, documents, articles, etc., cited herein are hereby incorporated by reference. The entire contents for all purposes, except for any prosecution file history associated therewith, may be any identical prosecution file history inconsistent or conflicting with this file, or any identical prosecution file history which may have a limiting influence on the broadest scope of the claims. Now or later in association with this document. For example, if there is any inconsistency or conflict between the description, definition, and/or use of terms associated with any of the incorporated materials, the terms in the present document shall prevail.

Finally, it is to be understood that the embodiments of the application disclosed herein are illustrative of the principles of embodiments of the present utility model. Other modified embodiments are also within the scope of the utility model. Accordingly, the disclosed embodiments are illustrative only and not limiting. Those skilled in the art can adopt alternative configurations to implement the application of the present utility model according to embodiments of the present utility model. Accordingly, embodiments of the utility model are not limited to the embodiments precisely described in the application.

Claims (10)

1. An upper scribing saw control device is applied to an upper scribing saw mechanism and is characterized by comprising a man-machine exchange unit (1), a central processing unit (2) and an upper scribing saw control unit (3); wherein,

the man-machine exchange unit (1) is connected with the central processing unit (2) and is used for receiving input production information and sending the input production information to the central processing unit (2);

the central processing unit (2) is connected with the upper scribing saw control unit (3) and is used for receiving the production information, generating a control command according to the production information and sending the control command to the upper scribing saw control unit (3);

the upper scribing saw control unit (3) is connected with the upper scribing saw mechanism and used for controlling the upper scribing saw mechanism to move according to the control command so as to groove the upper surface of the plate.

2. The scribing-on-saw control device according to claim 1, characterized in that the scribing-on-saw control unit (3) comprises an X-axis servo unit (31), a Z-axis servo unit (32), a cutter motor unit (33) and a limit sensing switch (34);

the X-axis servo unit (31), the Z-axis servo unit (32), the cutter motor unit (33) and the limit induction switch (34) are respectively connected with the central processing unit (2).

3. The scribing saw control means as claimed in claim 2, characterized in that the X-axis servo unit (31) comprises an X-axis servo driver (311) and an X-axis servo motor (312);

the X-axis servo driver (311) is in communication connection with the central control unit (2) through a CANopen bus;

the X-axis servo motor (312) is connected with the X-axis servo driver (405).

4. The scribing saw control means as in claim 2, characterized in that the Z-axis servo unit (32) comprises a Z-axis servo driver (321) and a Z-axis servo motor (322);

the Z-axis servo driver (321) is in communication connection with the central control unit (2) through a CANopen bus;

the Z-axis servo motor (322) is connected with the Z-axis servo driver (321).

5. The scribing saw control means as claimed in claim 2, characterized in that the cutter motor unit (33) comprises a cutter motor (331) and a cutter inverter (332);

the cutter frequency converter (332) is connected with the central control unit (2) through an I/O module;

the cutter motor (331) is connected with the cutter frequency converter (332).

6. The scribing saw control means as defined in claim 2, wherein the limit switch (34) comprises an upper limit switch (341), a lower limit switch (342), an upper limit switch (343) and a lower limit switch (344);

the upper limit inductive switch (341), the lower limit inductive switch (342), the upper limit inductive switch (343) and the lower limit inductive switch (344) are respectively connected with the central control unit (2) through the I/O module.

7. The scribing saw control means as defined in claim 2, characterized in that the positional error compensation formula of the X-axis servo unit (31) is:

M1＝Q1+N1+P；

wherein M1 is the moving position of the X-axis servo unit (31), Q1 is the setting position of the X-axis servo unit (31), N1 is the origin position error, and P is the blade thickness compensation error.

8. The scribing saw control means as defined in claim 2, characterized in that the positional error compensation formula of the Z axis servo unit (32) is:

M2＝F-Q2+N2；

wherein M2 is the moving position of the Z-axis servo unit (32), F is the thickness of the processed plate, Q2 is the set position of the Z-axis servo unit (32), and N2 is the origin position error.

9. The scribing saw control means as claimed in claim 1, characterized in that the man machine exchange unit (1) is an industrial PC.

10. The scribing saw control means as claimed in claim 1, characterized in that the central processing unit (2) comprises an industrial exchange (21) and a mobile end programmable controller (22);

the man-machine exchange unit (1) is in communication connection with the industrial switch (21);

the industrial exchanger (21) is respectively in communication connection with the mobile terminal programmable controller (22).