CN111873111B - Knife gap adjusting method and system - Google Patents

Knife gap adjusting method and system Download PDF

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Publication number
CN111873111B
CN111873111B CN202010715093.1A CN202010715093A CN111873111B CN 111873111 B CN111873111 B CN 111873111B CN 202010715093 A CN202010715093 A CN 202010715093A CN 111873111 B CN111873111 B CN 111873111B
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distance
knife
knife gap
swing arm
tip
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CN111873111A (en
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路增亮
李玉明
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Shandong Jinlun Machinery Manufacturing Co ltd
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Shandong Jinlun Machinery Manufacturing Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
    • B27L5/00—Manufacture of veneer ; Preparatory processing therefor
    • B27L5/02—Cutting strips from a rotating trunk or piece; Veneer lathes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G23/00—Gauging means specially designed for adjusting of tools or guides, e.g. adjusting cutting blades in cutter blocks

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Wood Veneers (AREA)

Abstract

The invention provides a knife gap adjusting method, which comprises the following steps: obtaining a bark cut thickness value and the current wood diameter; determining a knife seam set value according to the veneer cutting thickness value and the current wood diameter; determining an actual value of a knife gap; judging whether the difference value between the knife gap set value and the knife gap actual value is 0, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; and if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius. The invention uses common digital control to replace manual adjustment, and can realize the change from the maximum knife gap to the minimum knife gap within 1 second. In the change process, the precision of 10000 equal division can be realized and can be continuously adjusted, so that the efficiency and the precision are greatly improved.

Description

Knife gap adjusting method and system
Technical Field
The invention relates to the technical field of knife gap adjustment, in particular to a knife gap adjusting method and a knife gap adjusting system.
Background
The current human cost is continuously promoted, the product quality requirement is continuously improved, the application of the high-cost-performance automatic product provides possibility and necessity for promoting the performance of the existing equipment, and a better scheme is provided for reducing the use difficulty of equipment users.
The existing knife seam adjusting mode: a plurality of bolts at two ends of the single-row roller seat need to be loosened, and the knife gap needs to be adjusted and measured back and forth for a plurality of times. The adjustment is finished in 20-30 minutes by a common skilled technician, and the adjustment time is long; in addition, the accuracy of the adjustment varies with the skill of the worker, resulting in instability.
Disclosure of Invention
Based on this, the invention aims to provide a knife gap adjusting method and a knife gap adjusting system, so as to realize automatic adjustment of the size of the knife gap.
In order to achieve the above object, the present invention provides a knife gap adjusting method, including:
step S1: obtaining a bark cut thickness value and the current wood diameter;
step S2: determining a knife seam set value according to the veneer cutting thickness value and the current wood diameter;
step S3: determining an actual value of a knife gap;
step S4: judging whether the difference value between the knife gap set value and the knife gap actual value is 0, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; and if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius.
Optionally, the determining an actual value of the knife gap specifically includes:
step S31: obtaining the actual angle of the cam and the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance to center line of double roller, radius of single roller and center O of single-row roller1To swing arm fulcrum O2And the distance of the tip to the center line of the twin roll;
step S32: determining the axis O of the single-row roller according to the actual angle of the cam1And swing arm fulcrum O2The elevation angle of the connecting line with respect to the horizontal line;
step S33: according to the swing arm fulcrum O2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance from the center line of the double roller, distance from the tool tip to the center line of the double roller, and the center of the single-row roller1To swing arm fulcrum O2Determine the axial center O of the single roller1Projections of the distance to the tool tip in the horizontal direction and the vertical direction;
step S34: according to the axis O of the single roller1The projections of the distances from the tool nose to the tool nose in the horizontal direction and the vertical direction determine the axle center O of the single roller1Distance to the tip;
step S35: according to the axis O of the single roller1The distance from the knife point and the radius of the single roller determine the actual value of the knife gap.
Alternatively, the axial center O of the single roller is determined1The projections of the distance from the tool nose to the tool nose in the horizontal direction and the vertical direction are as follows:
Figure BDA0002597889690000021
wherein, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tip in the vertical direction, X0Indicating swing arm fulcrum O2Horizontal distance to the knife, R1Indicating the axis O of the single-row roller1To swing arm fulcrum O2A distance of (a), theta1Indicating the axis O of the single-row roller1And swing arm fulcrum O2Angle of elevation of the line of (A) relative to the horizontal, Y0Indicating swing arm fulcrum O2The perpendicular distance to the centre line of the twin roll and h represents the distance of the tip from the centre line of the twin roll.
Optionally, an actual value of the knife gap is determined, and a specific formula is as follows:
d＝L-R2；
wherein d represents the actual value of the knife gap, L represents the axial center O of the single roller1Distance to tip, R2Representing a single roll radius.
Alternatively, the axial center O of the single roller is determined1The distance from the tool nose is specifically defined as:
Figure BDA0002597889690000022
wherein L represents the axial center O of the single roll1Distance from tip, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tool tip in the vertical direction.
The invention also provides a knife gap adjusting system, which comprises:
the acquisition module is used for acquiring the veneer cutting thickness value and the current wood diameter;
the knife seam set value determining module is used for determining a knife seam set value according to the veneer cutting thickness value and the current wood diameter;
the tool gap actual value determining module is used for determining a tool gap actual value;
the judging module is used for judging whether the difference value between the knife gap set value and the knife gap actual value is 0 or not, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; and if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius.
Optionally, the actual value determining module for the knife gap specifically includes:
an acquisition unit for acquiring the actual angle of the cam and the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance to center line of double roller, radius of single roller and center O of single-row roller1To swing arm fulcrum O2And the distance of the tip to the center line of the twin roll;
an elevation angle determining unit for determining the axis O of the single-row roller according to the actual angle of the cam1And swing arm fulcrum O2The elevation angle of the connecting line with respect to the horizontal line;
a projection determination unit for determining the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance from the center line of the double roller, distance from the tool tip to the center line of the double roller, and the center of the single-row roller1To swing arm fulcrum O2Determine the axial center O of the single roller1Projections of the distance to the tool tip in the horizontal direction and the vertical direction;
a distance determining unit for determining the distance of the single roller according to the axial center O of the single roller1The projections of the distances from the tool nose to the tool nose in the horizontal direction and the vertical direction determine the axle center O of the single roller1Distance to the tip;
a knife gap actual value determining unit for determining the actual value of the knife gap according to the axle center O of the single roller1The distance from the knife point and the radius of the single roller determine the actual value of the knife gap.
Alternatively, the axial center O of the single roller is determined1The projections of the distance from the tool nose to the tool nose in the horizontal direction and the vertical direction are as follows:
Figure BDA0002597889690000031
wherein, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tip in the vertical direction, X0Indicating swing arm fulcrum O2Horizontal distance to the knife, R1Indicating the axis O of the single-row roller1To swing arm fulcrum O2A distance of (a), theta1Indicating the axis O of the single-row roller1And swing arm fulcrum O2Angle of elevation of the line of (A) relative to the horizontal, Y0Indicating swing arm fulcrum O2The perpendicular distance to the centre line of the twin roll and h represents the distance of the tip from the centre line of the twin roll.
Optionally, an actual value of the knife gap is determined, and a specific formula is as follows:
d＝L-R2；
wherein d represents the actual value of the knife gap, L represents the axial center O of the single roller1Distance to tip, R2Representing a single roll radius.
Alternatively, the axial center O of the single roller is determined1The distance from the tool nose is specifically defined as:
Figure BDA0002597889690000041
wherein L represents the axial center O of the single roll1Distance from tip, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tool tip in the vertical direction.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides a knife gap adjusting method, which comprises the following steps: obtaining a bark cut thickness value and the current wood diameter; determining a knife seam set value according to the veneer cutting thickness value and the current wood diameter; determining an actual value of a knife gap; judging whether the difference value between the knife gap set value and the knife gap actual value is 0, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; and if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius. The invention uses common digital control to replace manual adjustment, and can realize the change from the maximum knife gap to the minimum knife gap within 1 second. In the change process, the precision of 10000 equal division can be realized and can be continuously adjusted, so that the efficiency and the precision are greatly improved.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a flow chart of a method for adjusting a knife gap according to an embodiment of the present invention;
FIG. 2 is a schematic view of a knife gap adjustment according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a knife gap adjustment system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a knife seam adjusting method and a knife seam adjusting system so as to realize automatic adjustment of the size of a knife seam.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-2, the invention discloses a knife gap adjusting method, which comprises the following steps:
step S1: and acquiring the veneer cut thickness value and the current wood diameter.
Step S2: and determining a knife seam set value according to the bark cutting thickness value and the current wood diameter.
Step S3: and determining the actual value of the knife gap.
Step S4: judging whether the difference value between the knife gap set value and the knife gap actual value is 0, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; and if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius.
The individual steps are discussed in detail below:
step S3: determining an actual value of a knife gap, specifically comprising:
step S31: obtaining the actual angle of the cam and the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance to center line of double roller, radius of single roller and center O of single-row roller1To swing arm fulcrum O2And the distance of the tip to the center line of the twin roll.
Step S32: determining the axis O of the single-row roller according to the actual angle of the cam1And swing arm fulcrum O2The elevation angle of the line of (a) with respect to the horizontal.
Step S33: according to the swing arm fulcrum O2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance from the center line of the double roller, distance from the tool tip to the center line of the double roller, and the center of the single-row roller1To swing arm fulcrum O2Determine the axial center O of the single roller1The projections of the distance from the tool nose to the tool nose in the horizontal direction and the vertical direction are as follows:
Figure BDA0002597889690000061
wherein, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tip in the vertical direction, X0Indicating swing arm fulcrum O2Horizontal distance to the knife, R1Indicating the axis O of the single-row roller1To swing arm fulcrum O2A distance of (a), theta1Indicating the axis O of the single-row roller1And swing arm fulcrum O2Angle of elevation of the line of (A) relative to the horizontal, Y0Indicating swing arm fulcrum O2The perpendicular distance to the centre line of the twin roll and h represents the distance of the tip from the centre line of the twin roll.
Step S34: according to the axis O of the single roller1The projections of the distances from the tool nose to the tool nose in the horizontal direction and the vertical direction determine the axle center O of the single roller1The distance from the tool nose is specifically defined as:
Figure BDA0002597889690000062
wherein L represents the axial center O of the single roll1Distance from tip, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tool tip in the vertical direction.
Step S35: according to the axis O of the single roller1The actual value of the knife gap is determined by the distance from the knife tip and the radius of the single roller, and the specific formula is as follows:
d＝L-R2；
wherein d represents the actual value of the knife gap, L represents the axial center O of the single roller1Distance to tip, R2Representing a single roll radius.
As shown in fig. 3, the present invention also provides a knife slot adjusting system, comprising:
and the acquisition module 1 is used for acquiring the veneer cutting thickness value and the current wood diameter.
And the knife seam set value determining module 2 is used for determining a knife seam set value according to the bark cutting thickness value and the current wood diameter.
And the tool gap actual value determining module 3 is used for determining the tool gap actual value.
The judging module 4 is used for judging whether the difference value between the knife gap set value and the knife gap actual value is 0, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; and if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius.
As an implementation manner, the actual value determining module 3 of the knife gap specifically includes:
an acquisition unit for acquiring the actual angle of the cam and the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance to center line of double roller, radius of single roller and center O of single-row roller1To swing arm fulcrum O2And the distance of the tip to the center line of the twin roll.
An elevation angle determining unit for determining the axis O of the single-row roller according to the actual angle of the cam1And swing arm fulcrum O2The elevation angle of the line of (a) with respect to the horizontal.
A projection determination unit for determining the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance from the center line of the double roller, distance from the tool tip to the center line of the double roller, and the center of the single-row roller1To swing arm fulcrum O2Determine the axial center O of the single roller1The projection of the distance to the nose in the horizontal direction and in the vertical direction.
A distance determining unit for determining the distance of the single roller according to the axial center O of the single roller1The projections of the distances from the tool nose to the tool nose in the horizontal direction and the vertical direction determine the axle center O of the single roller1Distance to the tip.
A knife gap actual value determining unit for determining the actual value of the knife gap according to the axle center O of the single roller1To the knife tipThe actual value of the knife gap is determined by the distance of the single roller and the radius of the single roller.
As one embodiment, the present invention determines the axial center O of a single roll1The projections of the distance from the tool nose to the tool nose in the horizontal direction and the vertical direction are as follows:
Figure BDA0002597889690000071
wherein, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tip in the vertical direction, X0Indicating swing arm fulcrum O2Horizontal distance to the knife, R1Indicating the axis O of the single-row roller1To swing arm fulcrum O2A distance of (a), theta1Indicating the axis O of the single-row roller1And swing arm fulcrum O2Angle of elevation of the line of (A) relative to the horizontal, Y0Indicating swing arm fulcrum O2The perpendicular distance to the centre line of the twin roll and h represents the distance of the tip from the centre line of the twin roll.
As an implementation mode, the invention determines the actual value of the knife gap, and the specific formula is as follows:
d＝L-R2；
wherein d represents the actual value of the knife gap, L represents the axial center O of the single roller1Distance to tip, R2Representing a single roll radius.
As one embodiment, the present invention determines the axial center O of a single roll1The distance from the tool nose is specifically defined as:
Figure BDA0002597889690000081
wherein L represents the axial center O of the single roll1Distance from tip, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tool tip in the vertical direction.
Under the condition that mechanical data is not changed, the numerical control is used for replacing manual adjustment, and the change from the maximum knife gap to the minimum knife gap within 1 second can be realized. In the change process, the precision of 10000 equal division can be realized and can be continuously adjusted, so that the efficiency and the precision are greatly improved. Due to the advantages, the thickness of the wood veneers can be realized in the rotary cutting process of one wood, the possibility is provided for realizing different thicknesses of the fur and realizing two thicknesses of the certified wood veneers, and the product quality, the production efficiency and the economic benefit are further improved.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims (8)

1. A method of adjusting a knife slot, the method comprising:
step S1: obtaining a bark cut thickness value and the current wood diameter;
step S2: determining a knife seam set value according to the veneer cutting thickness value and the current wood diameter;
step S3: determining an actual value of a knife gap;
step S4: judging whether the difference value between the knife gap set value and the knife gap actual value is 0, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius;
step S3: determining an actual value of a knife gap, specifically comprising:
step S31: obtaining the actual angle of the cam and the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance to center line of double roller, radius of single roller and axle center O of single roller1To swing arm fulcrum O2And the distance of the tip to the center line of the twin roll;
step S32: determining the axle center O of the single roller according to the actual angle of the cam1And swing arm fulcrum O2The elevation angle of the connecting line with respect to the horizontal line;
step S33: according to the swing arm fulcrum O2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance from the center line of the double roller, distance from the tool tip to the center line of the double roller, and axis center O of the single roller1To swing arm fulcrum O2Determine the axial center O of the single roller1Projections of the distance to the tool tip in the horizontal direction and the vertical direction;
step S34: according to the axis O of the single roller1The projections of the distances from the tool nose to the tool nose in the horizontal direction and the vertical direction determine the axle center O of the single roller1Distance to the tip;
step S35: according to the axis O of the single roller1The distance from the knife point and the radius of the single roller determine the actual value of the knife gap.
2. The knife gap adjustment method of claim 1, characterized in that the axis center O of the single roll is determined1The projections of the distance from the tool nose to the tool nose in the horizontal direction and the vertical direction are as follows:
Figure FDA0003019295950000011
wherein, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tip in the vertical direction, X0Indicating swing arm fulcrum O2Horizontal distance to the knife, R1Indicating the axis O of a single roll1To swing arm fulcrum O2A distance of (a), theta1Indicating the axis O of a single roll1And swing arm fulcrum O2Angle of elevation of the line of (A) relative to the horizontal, Y0Indicating swing arm fulcrum O2The perpendicular distance to the centre line of the twin roll and h represents the distance of the tip from the centre line of the twin roll.
3. The tool gap adjusting method according to claim 1, wherein the actual value of the tool gap is determined by the following specific formula:
d＝L-R2；
wherein d represents the actual value of the knife gap, L represents the axial center O of the single roller1Distance to tip, R2Representing a single roll radius.
4. The knife gap adjustment method of claim 1, characterized in that the axis center O of the single roll is determined1The distance from the tool nose is specifically defined as:
Figure FDA0003019295950000021
wherein L represents the axial center O of the single roll1Distance from tip, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tool tip in the vertical direction.
5. A knife slot adjustment system, the system comprising:
the acquisition module is used for acquiring the veneer cutting thickness value and the current wood diameter;
the knife seam set value determining module is used for determining a knife seam set value according to the veneer cutting thickness value and the current wood diameter;
the tool gap actual value determining module is used for determining a tool gap actual value;
the judging module is used for judging whether the difference value between the knife gap set value and the knife gap actual value is 0 or not, and stopping the rotation of the cam if the knife gap set value is equal to the knife gap actual value; if the set value of the knife gap is smaller than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of increasing the radius; if the set value of the knife gap is larger than the actual value of the knife gap, the cam is controlled by the driver to rotate towards the direction of reducing the radius;
the actual value determination module for the knife gap specifically comprises:
an acquisition unit for acquiring the actual angle of the cam and the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance to center line of double roller, radius of single roller and axle center O of single roller1To swing arm fulcrum O2And the distance of the tip to the center line of the twin roll;
an elevation angle determining unit for determining the axis O of the single roller according to the actual angle of the cam1And swing arm fulcrum O2The elevation angle of the connecting line with respect to the horizontal line;
a projection determination unit for determining the pivot point O of the swing arm2Horizontal distance to knife, swing arm fulcrum O2Perpendicular distance from the center line of the double roller, distance from the tool tip to the center line of the double roller, and axis center O of the single roller1To swing arm fulcrum O2Determine the axial center O of the single roller1Projections of the distance to the tool tip in the horizontal direction and the vertical direction;
a distance determining unit for determining the distance of the single roller according to the axial center O of the single roller1The projections of the distances from the tool nose to the tool nose in the horizontal direction and the vertical direction determine the axle center O of the single roller1Distance to the tip;
a knife gap actual value determining unit for determining the actual value of the knife gap according to the axle center O of the single roller1The distance from the knife point and the radius of the single roller determine the actual value of the knife gap.
6. The knife gap adjustment system of claim 5, wherein the axis center O of the single roller is determined1The projections of the distance from the tool nose to the tool nose in the horizontal direction and the vertical direction are as follows:
Figure FDA0003019295950000031
wherein, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tip in the vertical direction, X0Indicating swing arm fulcrum O2Horizontal distance to the knife, R1Indicating the axis O of a single roll1To swing arm fulcrum O2A distance of (a), theta1Indicating the axis O of a single roll1And swing arm fulcrum O2Angle of elevation of the line of (A) relative to the horizontal, Y0Indicating swing arm fulcrum O2The perpendicular distance to the centre line of the twin roll and h represents the distance of the tip from the centre line of the twin roll.
7. The tool gap adjusting system of claim 5, wherein the actual value of the tool gap is determined by the following formula:
d＝L-R2；
wherein d represents the actual value of the knife gap, L represents the axial center O of the single roller1Distance to tip, R2Representing a single roll radius.
8. The knife gap adjustment system of claim 5, wherein the axis center O of the single roller is determined1The distance from the tool nose is specifically defined as:
Figure FDA0003019295950000032
wherein L represents the axial center O of the single roll1Distance from tip, X1Indicating the axis O of a single roll1Projection of the distance to the tip in the horizontal direction, Y1Indicating the axis O of a single roll1Projection of the distance to the tool tip in the vertical direction.
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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57170703A (en) * 1981-04-16 1982-10-21 Taihei Seisakusho Kk Method and device for adjusting space of cutting edge in veneer lathe
JPS57176105A (en) * 1981-04-23 1982-10-29 Taihei Seisakusho Kk Method of adjusting space of cutting edge in veneer lathe
JPS57178708A (en) * 1981-04-27 1982-11-04 Taihei Seisakusho Kk Method of adjusting space of cutting edge in veneer lathe
US4893663A (en) * 1988-11-28 1990-01-16 The Coe Manufacturing Company Control system and method for automatic adjustment of lathe components in response to temperature of log
JPH09267310A (en) * 1996-03-29 1997-10-14 Amitec Corp Cutting edge gap adjusting device for longitudinal feed slicer for woodworking
CN201070783Y (en) * 2007-06-25 2008-06-11 山东省费县金轮机械厂 Automatic tool setting mechanism of rotary shaver
CN201158075Y (en) * 2008-01-25 2008-12-03 山东省费县金轮机械厂 Automatic quick cutter gap adjusting mechanism of rotary shaver
CN201249470Y (en) * 2008-08-25 2009-06-03 山东省费县金轮机械厂 Automatic knife gap adjusting mechanism of veneer lathe
CN202318497U (en) * 2011-11-15 2012-07-11 吕宝伟 Automatic cutting edge regulating device of log-core veneer lathe and veneer lathe
CN106863520A (en) * 2015-12-11 2017-06-20 山东百圣源集团有限公司 Peeling machine cam becomes knife door gear
CN210414887U (en) * 2019-07-08 2020-04-28 董亚飞 Cam movable cutter gap device of rotary cutter without clamping shaft

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57170703A (en) * 1981-04-16 1982-10-21 Taihei Seisakusho Kk Method and device for adjusting space of cutting edge in veneer lathe
JPS57176105A (en) * 1981-04-23 1982-10-29 Taihei Seisakusho Kk Method of adjusting space of cutting edge in veneer lathe
JPS57178708A (en) * 1981-04-27 1982-11-04 Taihei Seisakusho Kk Method of adjusting space of cutting edge in veneer lathe
US4893663A (en) * 1988-11-28 1990-01-16 The Coe Manufacturing Company Control system and method for automatic adjustment of lathe components in response to temperature of log
JPH09267310A (en) * 1996-03-29 1997-10-14 Amitec Corp Cutting edge gap adjusting device for longitudinal feed slicer for woodworking
CN201070783Y (en) * 2007-06-25 2008-06-11 山东省费县金轮机械厂 Automatic tool setting mechanism of rotary shaver
CN201158075Y (en) * 2008-01-25 2008-12-03 山东省费县金轮机械厂 Automatic quick cutter gap adjusting mechanism of rotary shaver
CN201249470Y (en) * 2008-08-25 2009-06-03 山东省费县金轮机械厂 Automatic knife gap adjusting mechanism of veneer lathe
CN202318497U (en) * 2011-11-15 2012-07-11 吕宝伟 Automatic cutting edge regulating device of log-core veneer lathe and veneer lathe
CN106863520A (en) * 2015-12-11 2017-06-20 山东百圣源集团有限公司 Peeling machine cam becomes knife door gear
CN210414887U (en) * 2019-07-08 2020-04-28 董亚飞 Cam movable cutter gap device of rotary cutter without clamping shaft

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