CN108555465A - The pneumatic supporting mechanism of heat exchanger plate laser cutting machine and its control method - Google Patents
The pneumatic supporting mechanism of heat exchanger plate laser cutting machine and its control method Download PDFInfo
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- CN108555465A CN108555465A CN201810738373.7A CN201810738373A CN108555465A CN 108555465 A CN108555465 A CN 108555465A CN 201810738373 A CN201810738373 A CN 201810738373A CN 108555465 A CN108555465 A CN 108555465A
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- Prior art keywords
- pulley
- pneumatic
- support
- cylinder assembly
- teeth
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
A kind of pneumatic supporting mechanism of heat exchanger plate laser cutting machine and its control method, holder, the support platform of multiple support rack compositions, pneumatic carriage, pulley mount, pulley, cylinder assembly, wherein, the support platform is rack-mount, the cylinder assembly is mounted on the crossbeam of the support platform underlying holder, pneumatic carriage is mounted on the piston rod that cylinder assembly stretches out, cylinder assembly drives the pneumatic carriage to be lifted between the crossbeam and support platform of the holder, it is each formed with gap between the two neighboring support rack in support platform, multiple pulleys are uniformly arranged in the gap between the two neighboring support rack, the pulley is mounted on by bearing or rotation axis in pulley mount, pulley mount is mounted on the pneumatic carriage, it is an advantage of the invention that：It optimizes using the disadvantage after laser cutting machine in heat exchanger plate laser cutting production line, to produce in enormous quantities, industrialized production provides guarantee.
Description
Technical field
The present invention relates to a kind of technical fields of mechanical processing, and in particular to a kind of heat exchanger plate laser cutting machine is pneumatically held in the palm
Play mechanism and its control method.
Background technology
Plate heat exchanger is a series of a kind of high-performance heat exchanger made of stainless steel plate closed assemblies.Shape between various plates
At thin rectangular shape channel, heat exchange is carried out by plate.Plate heat exchanger is that liquid-liquid, liquid-vapour carry out the ideal of heat exchange and sets
It is standby.It has the spies such as heat exchange efficiency is high, heat loss is small, advantages of compact and light structure, floor space is small, be widely used, service life is grown
Point.Under uniform pressure damaed cordition, ratio of heat transfer coefficient pipe heat exchanger is 3-5 times high, and floor space is pipe heat exchanger
One third, heat recovery rate may be up to 90% or more.
Currently, existing stainless steel plate is that stainless steel plate is cut into after straightening by rustless coil of strip, then it is stamped
Machine punch forming, but the punching or punching press marginal belt due to the stainless steel plate of press machine punching press are jagged so that press machine
The stainless steel plate precision of punching press is relatively low, needs to carry out two procedures in progress punching press in addition, stainless steel plate needs first to cut,
Keep its whole work efficiency slow, seriously restricts the production efficiency and ex factory pass rate of product.
The shortcomings that applicant is according to the stainless steel plate of existing press machine punching press devises a kind of heat exchanger plate laser and cuts
Production line is cut, using the outer profile and water hole of laser cutting machine cutting stainless steel plate, stainless steel plate is directly cut
At heat exchanger plate semi-finished product, using laser cutting stainless steel plate relative to existing press machine punching press, notch is smoother,
Machining accuracy is higher, in addition, rustless coil of strip is cut directly into heat exchanger plate semi-finished product after straightening, compare press machine
Punch forming reduces production process, improves the process velocity of monomer workpiece, also improves the production effect of whole process indirectly
Rate.
But the laser cutting machine of above-mentioned heat exchanger plate laser cutting production line also will in cutting stainless steel plate
The support platform of stainless steel plate is supported to scratch so as to need often time-consuming and laborious replacement support platform, influence production efficiency
With increase production cost.
Invention content
The object of the present invention is to provide a kind of pneumatic supporting mechanisms of heat exchanger plate laser cutting machine.Using by multiple supports
The support platform of rack composition is for preventing laser cutting heat exchanger plate from scratching support platform and solving by multiple supports
The problem of support platform of rack composition can scratch heat exchanger plate surface.
The technical proposal of the invention is realized in this way, which includes：Holder, multiple support racks composition
Support platform, pneumatic carriage, pulley mount, pulley, cylinder assembly, wherein the support platform is rack-mount, institute
Cylinder assembly is stated on the crossbeam of the support platform underlying holder, the pneumatic carriage is mounted on what cylinder assembly stretched out
On piston rod, the cylinder assembly drives the pneumatic carriage to be lifted between the crossbeam and support platform of the holder,
It is formed with gap between the two neighboring support rack in the support platform, multiple pulleys are uniformly arranged adjacent
In gap between two support racks, the pulley is mounted on by bearing or rotation axis in pulley mount, described
Pulley mount is mounted on the pneumatic carriage, after the piston rod contraction completely of the cylinder assembly, on the pneumatic carriage
Height of the height of pulley less than the teeth on support rack top so that stainless steel plate is in the teeth on support rack top
On, after the piston rod of the cylinder assembly is fully extended, the height of the pneumatic carriage top sheave is higher than support rack top
The height of teeth so that stainless steel plate is on pulley.
Preferably, the shape of the support rack is strip, the support rack is close to one end of stainless steel plate
It is uniformly arranged the teeth of zigzag fashion.
Preferably, the top for the piston rod that the cylinder assembly stretches out is fixed with tray plate, the tray plate is logical
Cross the centre position that bolt is fastened on pneumatic carriage.
Preferably, being equipped with far infrared inductor, the far infrared on the crossbeam of the support platform underlying holder
Whether line inductor is used to detect pulley higher than the teeth for supporting rack top, and the far infrared inductor access is pneumatic to be held up
In the PLC controller of mechanism, the PLC controller is connect with cylinder assembly respectively.
Preferably, the cylinder assembly includes：Air pump, vacuum tank, air source, filter, pressure switch, pneumatic three
Part, two-position five-way check valve, unidirectional regulating valve, cylinder, wherein the air pump is connect with vacuum tank, the vacuum tank and air source
Connection, the filter and pressure switch are arranged on the air source, the air source by the pneumatic triple piece with it is described
Two-position five-way check valve connects, and the two-position five-way check valve is connect with two unidirectional regulating valves respectively, the unidirectional tune
Section valve connection is connect with cylinder.
It is a further object to provide a kind of controlling parties of the pneumatic supporting mechanism of heat exchanger plate laser cutting machine
Method includes the following steps：6, the controlling party of the pneumatic supporting mechanism of heat exchanger plate laser cutting machine as described in claim 1
Method, which is characterized in that include the following steps：
Step S1：Pneumatic carriage is pushed to rise using cylinder assembly, the pneumatic carriage is by pulley mount by pulley from branch
It is ejected in the gap between two neighboring support rack in support platform, wherein when the rising work of the cylinder assembly stops,
The height of the pulley at this time is higher than support rack teeth height；
Step S2：In the pulley lifting height in step S1 is higher than support rack after teeth height, stainless steel plate is pushed
Onto the pulley, in the designated position that stainless steel plate is transplanted on to support platform by the pulley；
Step S3：After stainless steel plate is pushed to designated position, pneumatic carriage is driven to decline using cylinder assembly, it is described pneumatic
Pulley from the gap between the two neighboring support rack in support platform is drop to support by bracket by pulley mount
Platform lower position, wherein for the pulley during being gradually reduced, the stainless steel plate follows pulley to be gradually reduced,
When the pulley is dropped to supporting rack teeth highly consistent, stainless steel plate is steadily fallen in support rack teeth, institute
It states pulley to continue to decline, until less than the minimum end position of support rack.
Preferably, in the step S1, the far infrared on the crossbeam of the support platform underlying holder is utilized
Line inductor detects pulley whether higher than the teeth for supporting rack top, when the height of the pulley is high higher than support rack teeth
When spending, far infrared inductor control cylinder assembly is stopped.
Advantages of the present invention and good effect are：
1, the present invention is by using the support platform being made of multiple support racks, and laser cutting machine is in cutting stainless steel plate
When, laser mainly falls the gap either teeth and teeth on the teeth vertex of support rack after stainless steel plate
On so that laser can not cause support platform serious damage or damage, to solve laser cutting machine cutting stainless steel plate
Piece scratches the problem of support platform, optimizes in heat exchanger plate laser cutting production line and uses the disadvantage after laser cutting machine,
To produce in enormous quantities, industrialized production provides guarantee.
2, the present invention in the gap between the two neighboring support rack by being arranged pulley, and passes through pneumatic carriage
Band movable pulley rises or falls in gap, and in stainless steel plate feeding, pulley rises so that stainless steel plate is on pulley
It is mobile, it solves when using the support platform being made of multiple support racks, because support rack is zigzag fashion, works as stainless steel
The problem of being easy the surface area of stainless steel plate to scratch when plate feeding, greatly increases the qualification rate of product, also ensures
The quality of production.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the cylinder assembly schematic diagram of the present invention.
Reference numeral：Holder 1, crossbeam 1-1, support rack 2, support platform 3, pneumatic carriage 4, pulley mount 5, pulley
6, cylinder assembly 7, air pump 7-1, vacuum tank 7-2, air source 7-3, filter 7-4, pressure switch 7-5, pneumatic triple piece 7-6,
Two-position five-way check valve 7-7, unidirectional regulating valve 7-8, cylinder 7-9, tray plate 8, far infrared inductor 9.
Specific implementation mode
Embodiment 1, refering to fig. 1, the present invention includes：Support platform 3, the pneumatic support that holder 1, multiple support racks 2 form
Frame 4, pulley mount 5, pulley 6, cylinder assembly 7, wherein multiple support racks 2 are uniformly welded on the side bar of holder 1, branch
The shape for supportting rack 2 is strip, and support rack 2 is uniformly arranged the teeth of zigzag fashion close to one end of stainless steel plate；
Cylinder assembly 7 is fastened by bolts on the crossbeam 1-1 of 3 underlying holder 1 of support platform, the piston that cylinder assembly 7 stretches out
The top of bar is fixed with tray plate 8, and tray plate 8 is fastened by bolts in the centre position of pneumatic carriage 7, cylinder assembly 7
Pneumatic carriage 4 is driven to be lifted between the crossbeam 1-1 and support platform 3 of holder 1, it is multiple to support the two neighboring of racks 2
It is each formed with gap between support rack 2, pulley 6 is interspersed in every row gap, and pulley 6 is mounted on by bearing or rotation axis and is slided
It takes turns on fixing piece 5, pulley mount 5 is welded on pneumatic carriage 4, pneumatic to hold in the palm after the piston rod of cylinder assembly 7 is shunk completely
Height of the height of 4 top sheave 6 of frame less than the teeth on 2 top of support rack so that stainless steel plate is in 2 top of support rack
Teeth on, after the piston rod of cylinder assembly 7 is fully extended, the height of 4 top sheave 6 of the pneumatic carriage is higher than support rack
The height of 2 top teeth so that stainless steel plate is on pulley 6, facilitates stainless steel plate feeding, prevents the table of stainless steel plate
Area scratches.
Far infrared inductor 9, the far infrared inductor are installed on the crossbeam 1-1 of 3 underlying holder 1 of support platform
9 teeth for whether being higher than the top of support rack 2 for detecting pulley 6, the far infrared inductor 9 access pneumatic picking-up machine
In the PLC controller of structure, the PLC controller is connect with cylinder assembly 7 respectively, and far infrared inductor 9 passes through PLC controller
Control the lifting of cylinder assembly 7.
Referring to Fig.2, cylinder assembly 7 includes：Air pump 7-1, vacuum tank 7-2, air source 7-3, filter 7-4, pressure switch
7-5, pneumatic triple piece 7-6, two-position five-way check valve 7-7, unidirectional regulating valve 7-8, cylinder 7-9, wherein air pump 7-1 and voltage stabilizing
Tank 7-2 connections, vacuum tank 7-2 are connect with air source 7-3, and the filter 7-4 and pressure switch 7-5 are arranged on air source 7-3,
Air source 7-3 is connect by pneumatic triple piece 7-6 with two-position five-way check valve 7-7, two-position five-way check valve 7-7 respectively with two lists
To regulating valve 7-8 connections, unidirectional regulating valve 7-8 is connect with cylinder 7-9.
Embodiment 2, refering to fig. 1, the control method of the pneumatic supporting mechanism of heat exchanger plate laser cutting machine, including it is following
Step：
Step S1：Pneumatic carriage 4 is pushed to rise using cylinder assembly 7, pneumatic carriage 4 is by pulley mount 5 by multigroup pulley 6
It is ejected from the gap between the two neighboring support rack 2 in support platform 3, often emptying has the ejection of pulley 6 in gap, utilize
Whether far infrared inductor 9 on the crossbeam 1-1 of 3 underlying holder 1 of support platform detects pulley 6 higher than support rack
The teeth on 2 tops, when the height of pulley 6 at this time is higher than support 2 teeth height of rack, the rising work of cylinder assembly 7 stops；
Step S2：In 6 lifting height of pulley in step S1 is higher than support rack 2 after teeth height, stainless steel plate is pushed away
It is sent on the pulley 6 for being in 3 top of support platform, is cut in the laser that stainless steel plate is transplanted on to support platform 3 by pulley 6
Cutting mill lower position, wherein pulley 6 itself does not have power, by the pushing mechanism of previous process（Purl machine）Push stainless steel plate
Piece moves on pulley 6；
Step S3：After stainless steel plate is pushed to designated position, pneumatic carriage 4 is driven to decline using cylinder assembly 7, it is pneumatic to hold in the palm
Frame 4 is dropped back to from the gap between the two neighboring support rack 2 in support platform multigroup pulley 6 by pulley mount 5
To 3 lower position of support platform, for pulley 6 during being gradually reduced, the stainless steel plate follows pulley 6 to be gradually reduced,
When pulley 6 is dropped to supporting 2 teeth of rack highly consistent, stainless steel plate is steadily fallen in the teeth of support rack 2, sliding
Wheel 6 continues to decline, until less than the minimum end position of support rack 2.
Claims (7)
1. the pneumatic supporting mechanism of heat exchanger plate laser cutting machine, which is characterized in that including：Holder, multiple support racks composition
Support platform, pneumatic carriage, pulley mount, pulley, cylinder assembly, wherein the support platform is rack-mount, institute
Cylinder assembly is stated on the crossbeam of the support platform underlying holder, the pneumatic carriage is mounted on what cylinder assembly stretched out
On piston rod, the cylinder assembly drives the pneumatic carriage to be lifted between the crossbeam and support platform of the holder,
It is each formed with gap between the two neighboring support rack in the support platform, multiple pulleys are uniformly arranged in phase
In gap between adjacent two support racks, the pulley is mounted on by bearing or rotation axis in pulley mount, institute
Pulley mount is stated on the pneumatic carriage, after the piston rod contraction completely of the cylinder assembly, the pneumatic carriage
Height of the height of top sheave less than the teeth on support rack top so that stainless steel plate is in the teeth on support rack top
On, after the piston rod of the cylinder assembly is fully extended, the height of the pneumatic carriage top sheave is higher than support rack top
The height of teeth so that stainless steel plate is on pulley.
2. the pneumatic supporting mechanism of heat exchanger plate laser cutting machine according to claim 1, which is characterized in that the support
The shape of rack is strip, and the support rack is uniformly arranged the teeth of zigzag fashion close to one end of stainless steel plate.
3. the pneumatic supporting mechanism of heat exchanger plate laser cutting machine according to claim 1, which is characterized in that the cylinder
The top for the piston rod that component stretches out is fixed with tray plate, and the tray plate is fastened by bolts in the centre of pneumatic carriage
Position.
4. the pneumatic supporting mechanism of heat exchanger plate laser cutting machine according to claim 1, which is characterized in that the support
Far infrared inductor is installed, whether the far infrared inductor is high for detecting pulley on the crossbeam of platform underlying holder
Teeth in support rack top, the far infrared inductor access in the PLC controller of pneumatic supporting mechanism, the PLC
Controller is connect with cylinder assembly respectively.
5. the pneumatic supporting mechanism of heat exchanger plate laser cutting machine according to claim 1, which is characterized in that the cylinder
Component includes：Air pump, vacuum tank, air source, filter, pressure switch, pneumatic triple piece, two-position five-way check valve, unidirectional tune
Save valve, cylinder, wherein the air pump is connect with vacuum tank, and the vacuum tank is connect with air source, the filter and pressure relay
Device is arranged on the air source, and the air source is connect by the pneumatic triple piece with the two-position five-way check valve, and described two
Five logical check valves of position are connect with two unidirectional regulating valves respectively, and the unidirectional regulating valve is connect with the cylinder.
6. the control method of the pneumatic supporting mechanism of heat exchanger plate laser cutting machine as described in claim 1, which is characterized in that
Include the following steps：
Step S1：Pneumatic carriage is pushed to rise using cylinder assembly, the pneumatic carriage is by pulley mount by pulley from branch
It is ejected in the gap between two neighboring support rack in support platform, wherein when the rising work of the cylinder assembly stops,
The height of the pulley at this time is higher than support rack teeth height；
Step S2：In the pulley lifting height in step S1 is higher than support rack after teeth height, stainless steel plate is pushed
Onto the pulley, in the designated position that stainless steel plate is transplanted on to support platform by the pulley；
Step S3：After stainless steel plate is pushed to designated position, pneumatic carriage is driven to decline using cylinder assembly, it is described pneumatic
Pulley from the gap between the two neighboring support rack in support platform is drop to support by bracket by pulley mount
Platform lower position, wherein for the pulley during being gradually reduced, the stainless steel plate follows pulley to be gradually reduced,
When the pulley is dropped to supporting rack teeth highly consistent, stainless steel plate is steadily fallen in support rack teeth, institute
It states pulley to continue to decline, until less than the minimum end position of support rack.
7. the control method of the pneumatic supporting mechanism of heat exchanger plate laser cutting machine as claimed in claim 6, which is characterized in that
In the step S1, it is using the far infrared inductor detection pulley on the crossbeam of the support platform underlying holder
The no teeth higher than support rack top, when the height of the pulley is higher than support rack teeth height, far infrared induction
Device control cylinder assembly is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810738373.7A CN108555465A (en) | 2018-07-06 | 2018-07-06 | The pneumatic supporting mechanism of heat exchanger plate laser cutting machine and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810738373.7A CN108555465A (en) | 2018-07-06 | 2018-07-06 | The pneumatic supporting mechanism of heat exchanger plate laser cutting machine and its control method |
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| CN108555465A true CN108555465A (en) | 2018-09-21 |
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| CN201810738373.7A Pending CN108555465A (en) | 2018-07-06 | 2018-07-06 | The pneumatic supporting mechanism of heat exchanger plate laser cutting machine and its control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618457A (en) * | 2020-05-20 | 2020-09-04 | 合肥工业大学 | Large-scale laser cutting machine workstation with two backup pads |
| CN117245235B (en) * | 2023-11-14 | 2024-01-30 | 江苏恒久机械股份有限公司 | Panel laser cutting device |
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| CN208513880U (en) * | 2018-07-06 | 2019-02-19 | 辽宁光阳换热设备制造有限公司 | The pneumatic supporting mechanism of heat exchanger plate laser cutting machine |
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| JPH0557476A (en) * | 1991-08-31 | 1993-03-09 | Nippei Toyama Corp | Laser beam machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111618457A (en) * | 2020-05-20 | 2020-09-04 | 合肥工业大学 | Large-scale laser cutting machine workstation with two backup pads |
| CN117245235B (en) * | 2023-11-14 | 2024-01-30 | 江苏恒久机械股份有限公司 | Panel laser cutting device |
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