CN110682014B - Laser drilling device for drip irrigation belt - Google Patents

Laser drilling device for drip irrigation belt Download PDF

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Publication number
CN110682014B
CN110682014B CN201911036749.0A CN201911036749A CN110682014B CN 110682014 B CN110682014 B CN 110682014B CN 201911036749 A CN201911036749 A CN 201911036749A CN 110682014 B CN110682014 B CN 110682014B
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China
Prior art keywords
electromagnet
permanent magnet
laser
drip irrigation
laser drilling
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CN201911036749.0A
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CN110682014A (en
Inventor
刘培勇
彭涛
林恒
张金响
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Jiangsu Huayuan Water Saving Co ltd
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Jiangsu Huayuan Water Saving Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36Removing material
    • B23K26/38Removing material by boring or cutting
    • B23K26/382Removing material by boring or cutting by boring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion

Abstract

The invention discloses a laser drilling device for a drip irrigation belt, which comprises an electromagnetic positioning part, a permanent magnet belt supporting operation part and an electric control part; the electromagnetic positioning part comprises an upper electromagnet, a lower electromagnet, a left electromagnet, a right electromagnet, a front annular electromagnet and a rear annular electromagnet which can jointly enclose a permanent magnet column accommodating space, wherein a laser perforating gun mounting hole which is vertically arranged is formed in the upper electromagnet or the lower electromagnet, the laser perforating gun is fixedly arranged in the laser perforating gun mounting hole, and the bottom end of a laser emission port of the laser perforating gun is positioned in the laser perforating gun mounting hole; the permanent magnet belt supporting operation part comprises a permanent magnet column arranged in the permanent magnet column accommodating space. The laser drilling device for the drip irrigation belt can realize the up-and-down motion of the permanent magnet column by changing the magnetic field direction of the electromagnetic positioning part, can prevent laser from penetrating through the wall of the drip irrigation belt layer, and can realize the accurate positioning and drilling of the drip irrigation belt by being adsorbed on an upper electromagnet or a lower electromagnet provided with a laser drilling gun.

Description

Laser drilling device for drip irrigation belt
Technical Field
The invention relates to a punching device, in particular to a laser punching device suitable for drip irrigation belts, and belongs to the technical field of drip irrigation equipment.
Background
Drip irrigation is a precise irrigation method, which uses a low-pressure pipeline system to directly convey water to the field, then drips the water into the soil near the root zone of crops uniformly and slowly drop by drop through a drip emitter, an orifice or a drip irrigation belt and other irrigators arranged on a drip irrigation capillary of the drip irrigation belt, so that the soil in the most developed zone of the root system of the crops always maintains proper humidity, the water, fertilizer, gas, heat and microorganism activities of the soil are always in good condition, and favorable conditions are created for high and stable yield of the crops. Drip irrigation is the most effective water-saving irrigation mode in the drought and water-deficient areas at present, and the water utilization rate can reach 95%. Compared with spray irrigation, the drip irrigation has higher water-saving and yield-increasing effects, can be combined with fertilizer application, improves fertilizer efficiency by more than one time, and is suitable for irrigation of fruit trees, vegetables, cash crops and greenhouses.
The drip irrigation belt is one of the main equipment in the drip irrigation system, can be bent and laid around ridges, and is convenient to operate. The drip irrigation capillary in the drip irrigation belt is made of high-pressure polyvinyl chloride, the pipe diameter is usually 4-20 mm, the wall thickness is usually 0.1-0.6 mm, the drip irrigation capillary is of a typical thin-wall plastic hose structure, water outlet holes for water outflow need to be drilled on the drip irrigation capillary at equal intervals along the length direction of the drip irrigation capillary, and the aperture of the water outlet holes is usually 0.6-1.2 mm. The existing drip irrigation belt processing equipment generally adopts an integrated forming technology, namely injection molding and punching are performed at one time, a scheme of punching the drip irrigation belt by laser appears in the prior art, although the laser punching has good forming effect of a water outlet, edge-raising burrs are hardly generated in the punching process, and the punching efficiency is high, the drip irrigation belt which is formed by injection molding in the prior art is in a flattened laminated pipe wall state when being punched through a punching device under the driving of a traction belt wheel, and the laser mode of punching from the outside of the drip irrigation belt to the inside of the drip irrigation belt is adopted, so that the power density of a laser beam is required to be adjusted to ensure that only the upper pipe wall of the laminated pipe wall is punched and the lower pipe wall of the laminated pipe wall is not punched.
The traditional drip irrigation tape laser drilling device has the following defects:
1. because only the upper pipe wall of the laminated pipe wall is required to be perforated during the perforation operation, and the wall thickness of the drip irrigation tape is smaller, the laser perforation device is difficult to adjust the proper power density of the laser beam, and for producing drip irrigation tapes with different wall thicknesses, fine adjustment is usually required to be repeatedly performed, perforation tests are required to be performed for many times, so that the debugging period is long, and waste of the drip irrigation tape is caused;
2. although the laser drilling device adjusts proper power density of the laser beam before the drilling operation, due to the problem of uniformity of wall thickness of the drip irrigation tape in the injection molding production process and the problem of self elastic deformation of the drip irrigation tape in the laminated pipe wall state in the drilling process, the phenomenon that the upper pipe wall is not perforated to form a blind hole or the lower pipe wall is perforated still exists, and further the situation that water cannot be dripped out from a water outlet hole or unqualified products are generated when the drip irrigation tape is used in drip irrigation can be caused.
Disclosure of Invention
In order to solve the problems, the invention provides the drip irrigation belt laser drilling device which can prevent the situation that unqualified products are produced by perforating the lower pipe wall on the premise of shortening the debugging period, reducing waste and realizing stable forming of water outlet holes.
In order to achieve the purpose, the drip irrigation belt laser drilling device comprises an electromagnetic positioning part, a permanent magnet belt supporting operation part and an electric control part;
the electromagnetic positioning part comprises an upper electromagnet, a lower electromagnet, a left electromagnet, a right electromagnet, a front annular electromagnet and a rear annular electromagnet which are all wound with conductive winding coils; the upper electromagnet, the lower electromagnet, the left electromagnet and the right electromagnet are all of strip-shaped structures arranged along the front-rear direction, the upper electromagnet and the lower electromagnet are arranged in parallel up and down opposition, the left electromagnet and the right electromagnet are arranged in parallel left and right opposition, and the upper electromagnet, the lower electromagnet, the left electromagnet and the right electromagnet jointly enclose a permanent magnet column accommodating space; the front annular electromagnet and the rear annular electromagnet which are coaxially arranged are arranged at the front end and the rear end of the permanent magnet column accommodating space in a front-rear symmetrical way, and the central axes of the front annular electromagnet and the rear annular electromagnet are arranged in a collinear way with the geometric central line of the permanent magnet column accommodating space; a vertically arranged laser perforating gun mounting hole is formed in the upper electromagnet or the lower electromagnet, the laser perforating gun is fixedly arranged in the laser perforating gun mounting hole, and the bottom end of a laser emitting port of the laser perforating gun is positioned in the laser perforating gun mounting hole;
the permanent magnet supporting belt operation part comprises a permanent magnet column of a strip-shaped structure arranged in a permanent magnet column accommodating space, a working plane matched with the bottom plane of the upper electromagnet and the top plane of the lower electromagnet is arranged on the permanent magnet column, and the working plane comprises an upper working plane and a lower working plane which are arranged in parallel and symmetrically up and down;
the electric control part comprises a controller, an electromagnetic field control loop and a laser drilling control loop, wherein the controller is respectively electrically connected with the upper electromagnet, the lower electromagnet, the left electromagnet, the right electromagnet, the front annular electromagnet and the conductive winding coil of the rear annular electromagnet, and the controller is electrically connected with the laser drilling gun.
As a further improvement of the invention, a high reflection film is arranged on the working plane of the permanent magnet column at the position corresponding to the laser perforating gun.
As a further improvement scheme of the invention, the laser drilling device of the drip irrigation belt is also provided with a smoke treatment mechanism, the smoke treatment mechanism comprises a negative pressure adsorption pipeline and a smoke purification component comprising a negative pressure air pump, one end of the negative pressure adsorption pipeline is communicated with the permanent magnet column accommodating space, the other end of the negative pressure adsorption pipeline is connected with the smoke purification component, and the smoke purification component is electrically connected with a controller of the electric control part.
As a further improvement of the invention, the outline of the permanent magnet column is rounded; at least the rear end of the permanent magnet column is provided with a spherical or conical guide structure.
As a further improvement scheme of the invention, the length dimension of the permanent magnet column along the front-rear direction is larger than the length dimension of the upper electromagnet or the lower electromagnet, the outline dimension of the spherical surface or the conical guide structure is not smaller than the outline dimension of the longitudinal section of the permanent magnet column, the upper end or the lower end position of the spherical surface or the conical guide structure corresponding to the installation position of the laser perforating gun is provided with an inclined surface guide structure, and the upper electromagnet or the lower electromagnet provided with the laser perforating gun is provided with an inclined surface structure which is in inclined fit with the inclined surface guide structure of the spherical surface or the conical guide structure.
Compared with the prior art, this drip irrigation zone laser-beam drilling device is owing to be equipped with including last electromagnet, lower electromagnet, left side electromagnet, right side electromagnet, preceding annular electromagnet, back annular electromagnet's electromagnetic positioning part and including the permanent magnetism props the area operation part of permanent magnetism post, go up electromagnet, lower electromagnet, left side electromagnet and right side electromagnet enclose into permanent magnetism post accommodation space jointly, the permanent magnetism post sets up in the permanent magnetism post accommodation space, consequently, can realize permanent magnetism post accurate suspension location in the permanent magnetism post accommodation space through controlling electromagnetic positioning part's magnetic field direction, cup joint the drip irrigation zone on the permanent magnetism post, can realize the up-and-down motion of permanent magnetism post through changing electromagnetic positioning part's magnetic field direction, after the permanent magnetism post is with the pipe wall of drip irrigation zone location on the upper electromagnet or the lower electromagnet of installing the laser punching rifle, the setting up of permanent magnetism post can prop up the drip irrigation zone, prevent that laser from running through drip irrigation zone pile pipe wall, on the other hand can realize the accurate location of drip irrigation zone through adsorbing on the upper electromagnet or the lower electromagnet of installing the laser punching rifle, thereby can shorten cycle, reduce extravagant, realize the firm under the realization of water outlet hole and prevent to produce the condition of failing to debug under the condition.
Drawings
FIG. 1 is a schematic view of the structure from the rear-to-front perspective of the present invention;
FIG. 2 is a right side view of FIG. 1 with the left and right electromagnets removed in accordance with the present invention;
fig. 3 is a cross-sectional view A-A of fig. 2.
In the figure: 1. the upper electromagnet, the lower electromagnet, the 3, the left electromagnet, the 4, the right electromagnet, the 5, the front annular electromagnet, the 6, the rear annular electromagnet, the 7, the permanent magnet column, the 8, the laser perforating gun, the 9 and the high reflection film.
Detailed Description
The present invention will be further described with reference to the accompanying drawings (hereinafter, the description will be made with respect to the direction in which the drip tape is conveyed as the front-rear direction).
The laser drilling device for the drip irrigation belt comprises an electromagnetic positioning part, a permanent magnet belt supporting operation part and an electric control part.
As shown in fig. 1 and 2, the electromagnetic positioning part comprises an upper electromagnet 1, a lower electromagnet 2, a left electromagnet 3, a right electromagnet 4, a front annular electromagnet 5 and a rear annular electromagnet 6 which are all wound with conductive winding coils; the upper electromagnet 1, the lower electromagnet 2, the left electromagnet 3 and the right electromagnet 4 are of strip structures with the same length along the front-back direction, the upper electromagnet 1 and the lower electromagnet 2 are arranged in parallel up and down opposition, the left electromagnet 3 and the right electromagnet 4 are arranged in parallel left and right opposition, and the upper electromagnet 1, the lower electromagnet 2, the left electromagnet 3 and the right electromagnet 4 jointly enclose a permanent magnet column accommodating space; the front annular electromagnet 5 and the rear annular electromagnet 6 which are coaxially arranged are arranged at the front end and the rear end of the permanent magnet column accommodating space in a front-rear symmetrical way, and the central axes of the front annular electromagnet 5 and the rear annular electromagnet 6 are arranged in a collinear way with the geometric central line of the permanent magnet column accommodating space; the upper electromagnet 1 or the lower electromagnet 2 is internally provided with a vertically arranged laser perforating gun mounting hole, the laser perforating gun 8 is fixedly arranged in the laser perforating gun mounting hole, and the bottom end of a laser emitting port of the laser perforating gun 8 is in a state of being positioned in the laser perforating gun mounting hole.
The permanent magnet belt supporting operation part comprises a permanent magnet column 7 of a strip-shaped structure arranged in a permanent magnet column accommodating space, and a working plane matched with the bottom plane of the upper electromagnet 1 and the top plane of the lower electromagnet 2 in size is arranged on the permanent magnet column 7, and as shown in fig. 3, the working plane comprises an upper working plane and a lower working plane which are symmetrically arranged in an up-down parallel mode.
The electric control part comprises a controller, an electromagnetic field control loop and a laser drilling control loop, wherein the controller is respectively electrically connected with conductive winding coils of the upper electromagnet 1, the lower electromagnet 2, the left electromagnet 3, the right electromagnet 4, the front annular electromagnet 5 and the rear annular electromagnet 6, and the controller is electrically connected with the laser drilling gun 8.
This drip irrigation zone laser drilling device can independently punch the operation to the drip irrigation pipe strap finished product of lapping, also can install and punch the operation to drip irrigation pipe strap on drip irrigation pipe strap integrated into one piece machine, below with this drip irrigation zone laser drilling device install on drip irrigation pipe strap integrated into one piece machine for the example describe this drip irrigation zone laser drilling device's theory of operation: the controller of the drip tape laser drilling device is electrically connected with the central controller of the drip tape integrated forming machine, the position of the drip tape integrated forming machine in front of the drip tape laser drilling device is provided with a stepping traction tape winding device, after a permanent magnet post 7 is placed in a permanent magnet post accommodating space, the controller of the drip tape laser drilling device is firstly controlled to enable the conductive winding coils of an upper electromagnet 1 and a lower electromagnet 2 to be electrified at the same time, the magnetic field direction of the electromagnetic field generated by the upper electromagnet 1 is ensured to be the same as the magnetic field direction of an upper working plane of the permanent magnet post 7, the magnetic field direction of the electromagnetic field generated by the lower electromagnet 2 is ensured to be the same as the magnetic field direction of a lower working plane of the permanent magnet post 7, the permanent magnet post 7 is suspended between the upper electromagnet 1 and the lower electromagnet 2, the pipe end of the formed drip tape output by a front injection molding unit is sleeved on the permanent magnet post 7 after penetrating into the central hole of a rear annular electromagnet 6, after the pipe end of the drip irrigation belt is penetrated out from the central hole of the front annular electromagnet 5, the pipe end of the drip irrigation belt is arranged on the stepping traction belt winding device, then the controller of the laser drilling device of the drip irrigation belt is controlled to enable the conductive winding coils of the left electromagnet 3, the right electromagnet 4, the front annular electromagnet 5 and the rear annular electromagnet 6 to be simultaneously electrified, the magnetic field direction of the electromagnetic field generated by the left electromagnet 3 is ensured to be the same as the magnetic field direction of the left side surface of the permanent magnet post 7, the magnetic field direction of the electromagnetic field generated by the right electromagnet 4 is ensured to be the same as the magnetic field direction of the right side surface of the permanent magnet post 7, the magnetic field direction of the electromagnetic field generated by the front annular electromagnet 5 is the same as the magnetic field direction of the front end surface of the permanent magnet post 7, the magnetic field direction of the electromagnetic field generated by the rear annular electromagnet 6 is the magnetic field direction of the rear end surface of the permanent magnet post 7, the permanent magnet post 7 is accurately suspended and positioned in the accommodating space of the permanent magnet post, the punching operation can be performed; the central controller controls the stepping traction tape winding device to act to drive the drip tape to move forwards to a set distance, then the central controller controls the controller of the laser drilling device of the drip tape to start a laser drilling control loop, the controller controls the upper electromagnet 1 or the lower electromagnet 2 provided with the laser drilling gun 8 to reversely electrify a conductive winding coil of the upper electromagnet 1 or the lower electromagnet 2 provided with the laser drilling gun 8, the magnetic field direction of an electromagnetic field generated by the upper electromagnet 1 or the lower electromagnet 2 provided with the laser drilling gun 8 is opposite to the magnetic field direction of a working plane of the permanent magnet column 7, the permanent magnet column 7 moves rapidly to the upper electromagnet 1 or the lower electromagnet 2 provided with the laser drilling gun 8 under the repulsive force and the adsorption force of the electromagnetic field, and is adsorbed and attached to the upper electromagnet 1 or the lower electromagnet 2 provided with the laser drilling gun 8 through the pipe wall of the drip tape, then the controller controls the laser drilling gun 8 to emit laser, and the laser is used for perforating the drip tape pipe wall pressed on the working plane of the permanent magnet column 7, and the controller controls the laser drilling gun 8 to stop emitting after the set time, so that the drilling is completed; then the controller controls the conductive winding coil of the upper electromagnet 1 or the lower electromagnet 2 provided with the laser perforating gun 8 to conduct forward power, the magnetic field direction of the electromagnetic field generated by the upper electromagnet 1 or the lower electromagnet 2 provided with the laser perforating gun 8 is the same as the magnetic field direction of the working plane of the permanent magnet column 7, the permanent magnet column 7 rapidly leaves the upper electromagnet 1 or the lower electromagnet 2 provided with the laser perforating gun 8 to conduct resetting action under the repulsive force of the electromagnetic field, namely, a perforating work flow is completed, and the central controller controls the stepping traction tape winding device to conduct stepping action according to the feedback of the controller of the drip tape laser perforating device, drives the drip tape to move forwards for a set distance, and continuously punches. The arrangement of the upper electromagnet 1, the lower electromagnet 2, the left electromagnet 3, the right electromagnet 4, the front annular electromagnet 5 and the rear annular electromagnet 6 can ensure the accurate suspension positioning of the permanent magnet column 7, thereby ensuring the accurate positioning of the drip irrigation tape in the laser drilling process.
In order to avoid burning the working plane of the permanent magnet column 7 by the laser beam, as a further improvement of the present invention, a highly reflective film 9 is provided on the working plane of the permanent magnet column 7 at a position corresponding to the laser drilling gun 8.
In order to reduce the air pollution degree, as a further improvement scheme of the invention, the drip irrigation belt laser drilling device is also provided with a smoke treatment mechanism, the smoke treatment mechanism comprises a negative pressure adsorption pipeline and a smoke purification component comprising a negative pressure air pump, one end of the negative pressure adsorption pipeline is communicated with the permanent magnet column accommodating space, the other end of the negative pressure adsorption pipeline is connected with the smoke purification component, the smoke purification component can be a water filtering structure for filtering water or a filtering structure for filtering a filtering screen, and the like, and the smoke purification component is electrically connected with a controller of the electric control part. In the laser drilling process, the controller simultaneously starts the smoke purifying component, and smoke generated by laser drilling can be purified through the smoke purifying component.
In order to facilitate visual observation of the laser drilling effect, as a preferable scheme of the invention, a vertically arranged laser drilling gun mounting hole is arranged in the upper electromagnet 1, and a laser drilling gun 8 is fixedly arranged in the laser drilling gun mounting hole of the upper electromagnet 1.
In order to prevent the permanent magnet column 7 from scratching the inner cavity of the drip irrigation belt during the conveying process of the drip irrigation belt, as a further improvement scheme of the invention, the outline of the permanent magnet column 7 is subjected to rounding treatment; as shown in fig. 2, at least the rear end of the permanent magnet post 7 is provided with a spherical or conical guide structure.
In order to achieve a better positioning, guiding, adsorbing and punching effect, as shown in fig. 2, as a further improvement scheme of the invention, the length dimension of the permanent magnet column 7 along the front-rear direction is larger than the length dimension of the upper electromagnet 1 or the lower electromagnet 2, the outline dimension of the spherical or conical guiding structure is not smaller than the outline dimension of the longitudinal section of the permanent magnet column 7, an inclined plane guiding structure is arranged at the upper end or the lower end position of the spherical or conical guiding structure corresponding to the mounting position of the laser perforating gun 8, and an inclined plane structure which is in inclined fit with the inclined plane guiding structure of the spherical or conical guiding structure is arranged on the upper electromagnet 1 or the lower electromagnet 2 provided with the laser perforating gun 8. The permanent magnet column 7 can be accurately positioned and guided in the adsorption and lamination process, so that the accuracy of the punching position can be ensured.
This drip irrigation zone laser-beam drilling device is owing to be equipped with including last electromagnet 1, lower electromagnet 2, left side electromagnet 3, right side electromagnet 4, preceding annular electromagnet 5, the electromagnetic positioning part of back annular electromagnet 6 and including the permanent magnetism props area operation part of permanent magnetism post 7, go up electromagnet 1, lower electromagnet 2, left side electromagnet 3 and right side electromagnet 4 enclose into permanent magnetism post accommodation space jointly, permanent magnetism post 7 sets up in permanent magnetism post accommodation space, consequently, can realize permanent magnetism post 7 accurate suspension location in permanent magnetism post accommodation space through the magnetic field direction of control electromagnetic positioning part, cup joint the drip irrigation zone behind permanent magnetism post 7, can realize the up-and-down motion of permanent magnetism post 7 through changing the magnetic field direction of electromagnetic positioning part, the setting up of permanent magnetism post 7 with drip irrigation zone is located on last electromagnet 1 or lower electromagnet 2 of installing laser punching rifle 8 and is controlled laser punching rifle 8 and is perforated, on the one hand can be propped up the drip irrigation zone, prevent that laser from running through the area pile pipe wall, on the other hand can realize the accurate positioning punching of drip irrigation zone through adsorbing on last electromagnet 1 or lower electromagnet 2 of installing laser punching rifle 8, thereby can reduce, can realize the time spent product of falling water production under the condition that the debugging is difficult to realize the perforation is difficult to realize.

Claims (5)

1. The drip irrigation belt laser drilling device is characterized by comprising an electromagnetic positioning part, a permanent magnet belt supporting operation part and an electric control part;
the electromagnetic positioning part comprises an upper electromagnet (1), a lower electromagnet (2), a left electromagnet (3), a right electromagnet (4), a front annular electromagnet (5) and a rear annular electromagnet (6), which are all wound with conductive winding coils; the upper electromagnet (1), the lower electromagnet (2), the left electromagnet (3) and the right electromagnet (4) are of strip-shaped structures which are arranged along the front-back direction, the upper electromagnet (1) and the lower electromagnet (2) are arranged in parallel up and down, the left electromagnet (3) and the right electromagnet (4) are arranged in parallel left and right, and the upper electromagnet (1), the lower electromagnet (2), the left electromagnet (3) and the right electromagnet (4) jointly enclose a permanent magnet column accommodating space; the front annular electromagnet (5) and the rear annular electromagnet (6) which are coaxially arranged are arranged at the front end and the rear end of the permanent magnet column accommodating space in a front-rear symmetrical way, and the central axes of the front annular electromagnet (5) and the rear annular electromagnet (6) are arranged in a collinear way with the geometric central line of the permanent magnet column accommodating space; a vertically arranged laser perforating gun mounting hole is arranged in the upper electromagnet (1) or the lower electromagnet (2), the laser perforating gun (8) is fixedly arranged in the laser perforating gun mounting hole, and the bottom end of a laser emitting port of the laser perforating gun (8) is positioned in the laser perforating gun mounting hole;
the permanent magnet supporting belt operation part comprises a permanent magnet column (7) of a strip-shaped structure arranged in a permanent magnet column accommodating space, a working plane matched with the bottom plane of the upper electromagnet (1) and the top plane of the lower electromagnet (2) is arranged on the permanent magnet column (7), and the working plane comprises an upper working plane and a lower working plane which are symmetrically arranged in parallel up and down;
the electric control part comprises a controller, an electromagnetic field control loop and a laser drilling control loop, wherein the controller is respectively electrically connected with conductive winding coils of the upper electromagnet (1), the lower electromagnet (2), the left electromagnet (3), the right electromagnet (4), the front annular electromagnet (5) and the rear annular electromagnet (6), and the controller is electrically connected with the laser drilling gun (8).
2. The drip irrigation tape laser drilling device according to claim 1, characterized in that the working plane of the permanent magnet column (7) is provided with a highly reflective film (9) at a position corresponding to the laser drilling gun (8).
3. The laser drilling device for drip irrigation tape according to claim 1 or 2, wherein the laser drilling device for drip irrigation tape is further provided with a smoke treatment mechanism, the smoke treatment mechanism comprises a negative pressure adsorption pipeline and a smoke purification component comprising a negative pressure air pump, one end of the negative pressure adsorption pipeline is communicated with the permanent magnet column accommodating space, the other end of the negative pressure adsorption pipeline is connected with the smoke purification component, and the smoke purification component is electrically connected with a controller of the electric control part.
4. The drip irrigation tape laser drilling device according to claim 1 or 2, characterized in that the outline of the permanent magnet column (7) is rounded; at least the rear end of the permanent magnet column (7) is provided with a spherical or conical guide structure.
5. The drip irrigation tape laser drilling device according to claim 4, wherein the length dimension of the permanent magnet column (7) along the front-rear direction is larger than the length dimension of the upper electromagnet (1) or the lower electromagnet (2), the outline dimension of the spherical or conical guiding structure is not smaller than the outline dimension of the longitudinal section of the permanent magnet column (7), the upper end or the lower end position of the spherical or conical guiding structure corresponding to the installation position of the laser drilling gun (8) is provided with an inclined plane guiding structure, and the upper electromagnet (1) or the lower electromagnet (2) provided with the laser drilling gun (8) is provided with an inclined plane structure which is in inclination fit with the inclined plane guiding structure of the spherical or conical guiding structure.
CN201911036749.0A 2019-10-29 2019-10-29 Laser drilling device for drip irrigation belt Active CN110682014B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911036749.0A CN110682014B (en) 2019-10-29 2019-10-29 Laser drilling device for drip irrigation belt

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Application Number Priority Date Filing Date Title
CN201911036749.0A CN110682014B (en) 2019-10-29 2019-10-29 Laser drilling device for drip irrigation belt

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CN110682014A CN110682014A (en) 2020-01-14
CN110682014B true CN110682014B (en) 2023-08-01

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CN209349714U (en) * 2018-12-26 2019-09-06 台州市春丰机械有限公司 A kind of motion guiding device of laser-beam drilling machine for drip irrigation belt
CN210731395U (en) * 2019-10-29 2020-06-12 江苏华源节水股份有限公司 Drip irrigation zone laser perforating device

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