CN107322127B - High-resistance Wen Mosheng power supply trolley type gas cutting machine - Google Patents
High-resistance Wen Mosheng power supply trolley type gas cutting machine Download PDFInfo
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- CN107322127B CN107322127B CN201710746852.9A CN201710746852A CN107322127B CN 107322127 B CN107322127 B CN 107322127B CN 201710746852 A CN201710746852 A CN 201710746852A CN 107322127 B CN107322127 B CN 107322127B
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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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/002—Machines, apparatus, or equipment for cutting plane workpieces, e.g. plates
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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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
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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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
- B23K7/102—Auxiliary devices, e.g. for guiding or supporting the torch for controlling the spacial relationship between the workpieces and the gas torch
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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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
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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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention provides a high Wen Mosheng power supply-resistant trolley type gas cutting machine, which belongs to the field of gas cutting machines for cutting medium and low carbon steel medium and heavy plates, and adopts an external power storage lithium battery to replace commercial power as a power supply, and a voltage regulating and stabilizing circuit and a PWM pulse width speed regulating circuit with wide voltage input are added in a circuit design, so that the trolley is not required to be connected with the commercial power supply by using a power line, and can keep a stable working voltage state, and the working stability of the gas cutting machine is ensured. Meanwhile, the automatic start-stop heat dissipation exhaust circuit of the temperature monitoring system is added, if the temperature exceeds the set temperature, the automatic start of the exhaust fan dissipates heat, and if the temperature is reduced below the set temperature, the automatic closing of the exhaust fan is realized, so that the energy-saving device is not only suitable for high-temperature cutting operation, but also capable of avoiding the reduction of battery performance or the damage of components due to overhigh temperature. The trolley type gas cutting machine provided by the invention has the advantages of reasonable design, convenience in use, safety in electricity consumption, no need of connecting a power line and suitability for high-temperature cutting operation.
Description
Technical Field
The invention belongs to the field of gas cutting machines for cutting medium and low carbon steel medium and thick plates, and particularly relates to a high-temperature-resistant cordless power supply trolley type gas cutting machine with a cordless storage battery as a power supply.
Background
In industrial manufacturing, particularly shipbuilding, steel construction, bridge, machinery and other industrial manufacturing where large steel sheets are required, it is often necessary to cut large pieces of raw steel sheet to size, and one of the common tools in the cutting process is a trolley gas cutter, such as the one mentioned in the mechanical industry standard JB-T7436-1994. The traditional trolley type gas cutting machine adopts external commercial power as power supply, but the external commercial power is connected with a power line. Too short power cord then can seriously restrict the movable range of gas cutting machine, has increased the work degree of difficulty and has influenced work efficiency, and too long power cord then can increase the degree of difficulty of laying electric wire and guide rail and has improved manufacturing cost. Meanwhile, the position of the gas cutting machine is continuously changed in the working process, so that the power line is frequently required to be rearranged in work, otherwise, the power line is wound in a mess, and the working efficiency and the electricity utilization safety are affected.
In addition, the gas cutting machine uses high-temperature flame to cut the steel plate, so that working errors often occur in the actual production process to cause that a power line is blown or cut off by the steel plate, thereby not only affecting the working progress, but also having great potential safety hazards for production and electricity utilization.
Disclosure of Invention
Based on the problems in the prior art, the invention provides the trolley type gas cutting machine with the high Wen Mosheng power supply, which uses an external power storage lithium battery to replace commercial power as a power supply, adds a voltage regulating and stabilizing circuit with wide voltage input and a PWM pulse width speed regulating circuit in circuit design, ensures that the trolley is not connected with the commercial power supply by using a power line and can keep a stable working voltage state, and ensures the working stability of the gas cutting machine. Meanwhile, the automatic start-stop heat dissipation exhaust circuit of the temperature monitoring system is added, if the temperature exceeds the set temperature, the automatic start-up exhaust fan dissipates heat, and if the temperature is reduced below the set temperature, the automatic shut-down exhaust fan is energy-saving and also suitable for cutting operation of large-thickness steel plates, and the automatic start-up exhaust fan dissipates heat to avoid battery performance degradation or component damage caused by overhigh temperature. The trolley type gas cutting machine provided by the invention has the advantages of reasonable design, convenience in use, safety in electricity consumption, no need of connecting a power line and high-temperature applicable large-thickness steel plate cutting operation.
The invention achieves the aim through the following technical scheme:
a high Wen Mosheng power-resistant trolley type gas cutting machine comprises a trolley body, a driving system, a cutting torch and gas circuit system, a horn mechanism device, a power supply system, an operating system, an electric system and a guide rail, wherein the power supply system adopts an electric storage lithium battery as a power supply source, a voltage regulating and stabilizing module is added, the lithium battery is firstly connected into the voltage regulating and stabilizing module in the electric system, and then the voltage regulating and stabilizing module correspondingly supplies power to other systems of the gas cutting machine.
The trolley body comprises a trolley outer shell, a handle, a heat insulation bottom plate assembly, a flame isolation plate assembly and a battery heat insulation seat; the battery heat insulation seat is fixedly arranged on the upper surface of the driving chamber of the outer shell of the trolley, an air channel and an air inlet in the trolley chamber are arranged below the battery heat insulation seat, the air inlet is communicated with the driving chamber, and an air filtering component is arranged in the air channel; wherein, the two handles are respectively and fixedly arranged at the front end and the rear end of the trolley outer shell; the trolley is used for pushing and pulling and carrying; the heat insulation asbestos paper board layer is clamped between the heat insulation bottom plate components of the three-layer laminated structure and fixedly arranged at the bottom of the trolley outer shell through screws, and heat radiated by the insulation steel plates is transmitted to the trolley outer shell; the flame isolation board assembly with the three-layer laminated structure is characterized in that a heat insulation asbestos board layer is clamped between the flame isolation board assembly and is fixedly arranged on the side surface of the trolley outer shell close to the cutting torch tool through bolts, the cutting torch tool and the trolley outer shell are separated, flame is prevented from contacting the trolley outer shell, and heat of the flame is isolated from being transmitted to the trolley outer shell; the inside of the outer shell of the trolley is divided into a driving chamber, an electric chamber, an exhaust fan chamber and a ventilation groove by a heat insulation plate; the driving chamber and the electric chamber are arranged side by side, and the exhaust fan chamber is arranged at one side of the driving chamber and one side of the electric chamber to form a delta arrangement; the ventilation groove comprises a transverse ventilation groove and a vertical ventilation groove, and the first transverse ventilation groove is communicated with the driving chamber and is attached to the side wall of the electric chamber, which is close to the cutting torch; the vertical ventilation groove is attached to the opposite outer side wall of the electric chamber far away from the driving chamber, one end of the vertical ventilation groove is communicated with the first transverse ventilation groove, and the other end of the vertical ventilation groove is communicated with the second transverse ventilation groove; the second transverse ventilation groove is attached to the bottom of the electric chamber, one end of the second transverse ventilation groove is communicated with the vertical ventilation groove, the other end of the second transverse ventilation groove is communicated with the exhaust fan chamber, a heat dissipation air duct which enters from the driving chamber and bypasses the side wall of the electric chamber through the ventilation groove, then flows to the exhaust fan chamber through the bottom of the electric chamber, and finally is exhausted outside the machine through the exhaust fan is formed;
the driving system comprises a clutch handle mechanism, a transmission speed reducing mechanism, wheels, a motor and a motor electric transmission assembly; the clutch handle mechanism is fixedly arranged on the outer shell of the trolley and connected to the transmission speed reducing mechanism, the transmission speed reducing mechanism is controlled to be meshed with or separated from the motor, and the transmission speed reducing mechanism and the motor are fixedly arranged at a reference position in a driving system shell in a driving chamber of the outer shell of the trolley; wheels are arranged at two ends of a wheel shaft of the transmission speed reducing mechanism; the motor electric transmission assembly is fixedly arranged at the installation reference position of the driving system in the driving chamber, is connected with a motor and a worm shaft of the transmission speed reducing mechanism, and drives wheels to rotate through a wheel shaft so as to enable the trolley main body to linearly move;
the cutting torch and the gas circuit system comprise a gas distributor switch assembly, a rubber tube assembly, a cutting torch and a cutting nozzle; one end of the rubber tube component is respectively and hermetically connected to an output interface of the gas distributor switch assembly through a threaded joint, the other end of the rubber tube component is respectively and hermetically connected to an input interface of the cutting torch tool through a threaded joint, and the cutting nozzle is mounted to a fire port end of the cutting torch tool through a fire port nut of the cutting torch tool;
the arm mechanism device comprises an arm column, an arm sleeve assembly, a rack shaft, a YZ moving device and a universal torch clamp device; wherein the arm column is vertically and fixedly arranged at the central plane position above the battery heat insulation seat to support the whole set of mechanical arm mechanism device; the arm mechanism device is arranged on the arm column in a mode of 360-degree rotation movement by taking the arm column as an axial core, and can be fixed at any angle position by locking a ball handle screw of an arm sleeve assembly arranged on the arm mechanism device; the rack shaft is arranged on the arm sleeve assembly in a mode of horizontally and transversely moving, the movement adjustment is carried out through a hand wheel on the arm sleeve assembly, and the YZ moving device is arranged on the rack shaft through the moving seat assembly; the universal torch clamp device is arranged on the YZ moving device and can vertically and transversely move through a moving hand wheel of the YZ moving device; the torch clamp on the universal torch clamp device clamps the cutting torch tool on the gas circuit system, and the cutting torch tool swings and locks at a front-back left-right angle by loosening or locking the screw on the universal torch clamp;
the power supply system comprises a battery protection cover, a wide-voltage lithium battery pack, a lithium battery charging and discharging protection plate, a charging plug, a discharging plug and a lithium battery charger; the battery protection cover is arranged in the battery heat insulation seat, is wrapped by the battery heat insulation seat, and the wide-voltage lithium battery pack is embedded into the battery protection cover; the lithium battery charging and discharging protection plate is embedded into the wide-voltage lithium battery pack and is integrated, the wide-voltage lithium battery pack is connected to the discharging plug through a power line led out of the lithium battery charging and discharging protection plate, and the discharging plug is connected to the operating system power socket to provide power for the electric system to work; one end of the lithium battery charger is input to be connected with commercial power through a wire and a plug, and the other end of the lithium battery charger is output to be connected with a charging plug on the wide-voltage lithium battery pack through the wire and the lithium battery charger plug for battery charging;
the operating system comprises an operating panel, a power socket, a power switch, a temperature digital display, an electric quantity voltage display, a speed adjusting potentiometer, a speed digital display and a forward and backward reversing switch; the control panel is arranged on the upper end surface of the electric chamber of the outer shell of the trolley, and the power socket, the power switch, the temperature digital display, the electric quantity voltage display, the speed adjustment potentiometer, the speed digital display and the forward-backward reversing switch are fixedly arranged on the control panel; the power socket is connected with a discharge plug of the power system to input power; the positive electrode of the output pin of the power socket is connected in series to the power switch, the positive electrode of the power supply passing through the power switch is connected to the input positive electrode interface of the power voltage display, and then connected to the power input positive electrode interface of the voltage regulating and stabilizing module of the electrical system, and the negative electrode of the output pin of the power socket is connected to the input negative electrode interface of the power voltage display, and then connected to the power input negative electrode interface of the voltage regulating and stabilizing module of the electrical system; the positive and negative output of each group of power supplies of the voltage regulating and stabilizing module is correspondingly connected to a PWM speed regulating module of the electric system, a temperature monitoring control module and positive and negative input interfaces of a system heat dissipation exhaust fan respectively, a speed regulating potentiometer and a speed digital display are connected to the PWM speed regulating module of the electric system through connectors, the output power supply interface of the PWM speed regulating module is connected to a forward and backward reversing switch, the reversing switch is connected to a motor of a driving system, the reversing switch can be moved through an operation panel to control the switching, the speed, the forward and the backward of the trolley, and each functional digital display is arranged on the surface of the operation panel, so that the real-time running state value of the trolley can be directly read; the temperature digital display is connected to the temperature monitoring control module through a connector and used for displaying the temperature in the outer shell of the current trolley, the electric quantity voltage display is used for displaying the voltage and the electric quantity of the current wide-voltage lithium battery in real time, the digital display voltage is used for displaying the electric quantity, the 8-section color bar LED lamp is used for displaying the electric quantity, and the output of the lithium battery is automatically closed when the lithium battery is under voltage; after the lithium battery is closed, the lithium battery is recovered to be normal through charging; the speed digital display displays the percentage value of the adjustable pulse width voltage output by the PWM speed regulating module in real time under the working state;
the electric system comprises a voltage regulating and stabilizing module, a PWM speed regulating module, a temperature monitoring and controlling module, a temperature sensor, a system heat dissipation exhaust fan and a high-temperature heat dissipation exhaust fan; the voltage regulating and stabilizing module and the PWM speed regulating module are respectively and fixedly arranged in an electric chamber of the outer shell of the trolley through a bracket, a power input interface of the voltage regulating and stabilizing module is connected with a power switch, an output interface is connected to corresponding input interfaces of the PWM speed regulating module and other power utilization systems of the gas cutting machine, a PWM output power interface is connected to a forward and backward reversing switch, the reversing switch is connected to a motor input interface of a driving system, the voltage regulating and stabilizing module provides stable voltage power output for the PWM speed regulating module, and the PWM speed regulating module outputs adjustable pulse width voltage to motor driven trolley wheels when in a working state so that the trolley runs steplessly; the temperature monitoring control module is fixedly arranged in the electric chamber of the outer shell of the trolley through a bracket, a power input interface of the temperature monitoring control module is connected to a power corresponding output interface of the voltage regulating and stabilizing module, and controllable relay output of the temperature monitoring control module is connected to the high-temperature heat dissipation exhaust fan; the temperature sensor is arranged on the vent wall of the electric room in the outer shell of the trolley, monitors the temperature and transmits a temperature signal to the temperature monitoring control module; the high-temperature heat dissipation exhaust fan is arranged on the outer surface of the staggered cutting torch tool of the outer shell of the trolley through a screw, is communicated with the exhaust fan chamber and is used for pumping out air in the exhaust fan chamber, a power line of the high-temperature heat dissipation exhaust fan is connected to a controllable relay output interface of the temperature monitoring control module, the high-temperature heat dissipation exhaust fan is controlled to be turned on and off by the temperature monitoring control module according to a preset temperature value, a temperature sensor monitors the temperature of an electric room in real time in a working state and transmits a temperature analog signal to a central processing unit MCU of the temperature monitoring control module in real time, and the temperature monitoring control module is used for executing the high-temperature heat dissipation exhaust fan to be turned on and off according to the preset value so as to achieve the purposes of automatic temperature control and electric power saving; the system heat dissipation exhaust fan is arranged on the outer surface of the electric appliance chamber of the outer shell of the trolley through the mounting plate, is connected with the electric appliance chamber and pumps out air in the electric appliance chamber, and a power line of the system heat dissipation exhaust fan is connected to a power interface corresponding to the output of the voltage regulation and stabilization module;
the guide rail is a straight steel plate with two grooves corresponding to the wheels on the surface, one end of the steel plate is provided with a convex character interface, and the other end of the steel plate is provided with a corresponding concave character interface.
The voltage output range of the wide-voltage lithium battery pack is DC10-48V; the voltage input range of the voltage regulating and stabilizing module is DC8-60V, and the output voltage is DC10-110V with adjustable compositions. The voltage input range of the PWM speed regulating module is DC10-110V, the output range is 0-100%, and the control frequency is 15KHZ;
wherein the voltage output of the wide-voltage lithium battery pack is DC24V; the voltage input of the voltage regulating and stabilizing module is DC24V, and the output voltage is DC10-36V with adjustable components. The voltage input of the PWM speed regulating module is DC10-36V, the output range is 0-100%, and the control frequency is 15KHZ.
The battery protection cover in the power supply system comprises a battery protection outer cover and a battery protection inner cover, and the battery protection outer cover is fixedly arranged in a battery heat insulation seat on the trolley main body by using a plug-in card; the battery protection inner cover is provided with a wide-voltage lithium battery pack, the wide-voltage lithium battery pack is inserted into a clamping groove of the battery protection outer cover, the battery protection outer cover is fastened through the inner cover fastening lugs, and then the wide-voltage lithium battery pack is inserted into the battery heat insulation seat, so that the whole wide-voltage lithium battery pack is sealed in a metal shell, and the lithium battery pack is protected.
The lithium battery charging and discharging protection board is provided with a maximum charging current limiting circuit, a maximum charging voltage limiting circuit, a discharging overcurrent protection circuit, a short-circuit protection circuit and a discharging undervoltage protection circuit, so that the protection board automatically limits the maximum charging current in the charging process and automatically limits the maximum charging voltage in the charging saturation process; the discharging overcurrent protection is used for automatically cutting off a discharging power supply in the discharging process, and the discharging undervoltage protection is used for automatically cutting off the power supply output when the discharging voltage is used to a preset value, so that the multi-layer power supply output is recovered through charging.
The high Wen Mosheng power supply trolley type gas cutting machine further comprises electric quantity voltage display protective glass, speed digital display protective glass and temperature digital display protective glass, and the protective glass is adhered to a corresponding mounting frame of a display through temperature-resistant silicone rubber to protect an interface of the display from being damaged by external force.
Drawings
Fig. 1 is a schematic structural diagram of a high Wen Mosheng power supply trolley type gas cutting machine.
Fig. 2 is a top view block diagram of a high Wen Mosheng power supply trolley type gas cutting machine (with charger) with the cutting torch and gas circuit system and horn mechanism removed.
Fig. 3 is a diagram of the internal structure of a high Wen Mosheng power supply trolley type gas cutting machine trolley.
Fig. 4 is a top view block diagram of a high Wen Mosheng power supply trolley type gas cutting machine with cutting torch, gas path system, drive system, operating system, horn mechanism and battery thermal insulation base removed.
FIG. 5 is a flow chart of an air path in the high Wen Mosheng power supply trolley type gas cutting machine.
Fig. 6 is a main circuit connection diagram of a high Wen Mosheng power supply trolley type gas cutting machine.
The dashed portions in fig. 2, 4 and 5 are the occluded structures of the present invention, and are marked with dashed lines for ease of understanding.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The invention is further described below with reference to the drawings and specific embodiments.
Embodiment one: high temperature resistant cordless power trolley type gas cutting machine (I).
1-6, the high Wen Mosheng power-resistant trolley type gas cutting machine comprises a trolley body, a driving system 19, a cutting torch tool, a gas path system 26, a horn mechanism device 23, a power supply system 2, an operating system 7, an electric system 15 and a guide rail 31, wherein the trolley body comprises a trolley outer shell 1, a handle 101, a heat insulation bottom plate assembly 102, a flame insulation plate assembly 103 and a battery heat insulation seat 27; the battery heat insulation seat 27 is fixedly arranged on the upper surface of the driving chamber of the trolley outer shell 1, an air channel 28 and an air inlet in the trolley chamber are arranged below the battery heat insulation seat 27, the air inlet is communicated with the driving chamber, an air filtering component is arranged in the air channel 28, and two handles 101 are respectively and fixedly arranged at the front end and the rear end of the trolley outer shell 1; the middle of the heat insulation base plate component 102 of the three-layer laminated structure is clamped with a heat insulation asbestos paper plate layer and is fixedly arranged at the bottom of the trolley outer shell 1 through screws; the flame isolation board assembly 103 with a three-layer laminated structure is provided with a heat insulation asbestos board layer in the middle, and is fixedly arranged on the left outer surface of the trolley outer shell 1, which is close to the cutting torch 2603, through bolts, so as to isolate the cutting torch 2603 from the trolley outer shell 1; the inside of the trolley outer shell 1 is divided into a driving chamber, an electric chamber 1401, an exhaust fan chamber and a ventilation groove by a heat insulation plate 14; the driving chamber and the electric chamber 1401 are arranged side by side, and the exhaust fan chamber is arranged at one side of the driving chamber and the electric chamber 1401 to form a delta arrangement; the ventilation grooves comprise a transverse ventilation groove and a vertical ventilation groove, and the first transverse ventilation groove is communicated with the driving chamber and is attached to the side wall, close to the cutting torch 2603, of the electric chamber 1401; the vertical ventilation groove is attached to the opposite outer side wall of the electric chamber 1401, which is far away from the driving chamber, and one end of the vertical ventilation groove is communicated with the first transverse ventilation groove, and the other end of the vertical ventilation groove is communicated with the second transverse ventilation groove; the second transverse ventilation groove is attached to the bottom of the electric chamber 1401, one end of the second transverse ventilation groove is communicated with the vertical ventilation groove, the other end of the second transverse ventilation groove is communicated with the exhaust fan chamber, a heat dissipation air channel which enters from the driving chamber and bypasses the side wall of the electric chamber 1401 through the ventilation groove, then flows to the exhaust fan chamber through the bottom of the electric chamber 1401, and finally is exhausted out of the machine through the exhaust fan chamber is formed;
the driving system 19 comprises a clutch handle mechanism 6, a transmission speed reducing mechanism 1901, wheels, a motor 2001 and a motor electric transmission assembly 20; wherein the clutch handle mechanism 6 is fixedly arranged on the trolley outer shell 1 and connected to the transmission speed reducing mechanism 1901, the transmission speed reducing mechanism 1901 is controlled to be meshed with or separated from the motor 2001, and the transmission speed reducing mechanism 1901 and the motor 2001 are fixedly arranged at a reference position in a shell of the driving system 19 in a driving chamber of the trolley outer shell 1; the wheels are divided into a driving wheel 1902 and a steering wheel 21, the driving wheel 1902 is arranged at two ends of a wheel shaft of the transmission speed reducing mechanism 1901 through the wheel shaft, the steering wheel 21 is arranged at the front end of the trolley shell 1, the motor electric transmission assembly 20 is fixedly arranged at the installation reference position of the driving system 19 in the driving room, the motor electric transmission assembly 20 is connected with a motor 2001 and a worm shaft of the transmission speed reducing mechanism 1901, and the driving wheel 1902 is driven to rotate through the wheel shaft, so that the trolley main body moves linearly;
the cutting torch and gas circuit system 26 comprises a gas distributor switch assembly 2601, a rubber tube assembly 2602, a cutting torch 2603 and a cutting nozzle 2604; one end of the rubber tube assembly 2602 is respectively and hermetically connected to an output interface of the gas distributor switch assembly 2601 through a threaded joint, the other end of the rubber tube assembly 2602 is respectively and hermetically connected to an input interface of the cutting torch 2603 through a threaded joint, and the cutting nozzle 2604 is mounted to a fire port end of the cutting torch 2603 through a fire port nut of the cutting torch 2603;
the arm mechanism device 23 comprises an arm column 22, an arm sleeve assembly 2301, a rack shaft 2302, a YZ moving device 24 and a universal torch clamp 25 device; wherein the arm column 22 is vertically and fixedly arranged at the central plane position above the battery heat insulation seat 27 and supports the whole set of mechanical arm mechanism device 23; the arm mechanism device 23 is mounted on the arm column 22 in a mode of 360-degree rotation movement by taking the arm column 22 as an axial core, and can be fixed at any angle position by locking a ball handle screw of an arm sleeve assembly 2301 mounted on the arm mechanism device 23; the rack shaft 2302 is mounted on the arm sleeve assembly 2301 in a horizontally and transversely movable manner, the movement adjustment is performed by a hand wheel on the arm sleeve assembly 2301, and the YZ moving device 24 is mounted on the rack shaft 2302 by a moving seat assembly; the universal torch clamp 25 device is arranged on the YZ moving device 24 through a moving assembly, and the universal torch clamp 25 device can move vertically and horizontally through a moving hand wheel 2401 of the YZ moving device 24; the torch clamp on the universal torch clamp 25 device clamps the cutting torch 2603 on the gas circuit system, and the cutting torch 2603 swings and locks at a front-back left-right angle by loosening or locking the screw on the universal torch clamp 25;
the power supply system 2 comprises a battery protection cover, a wide-voltage lithium battery pack 3, a lithium battery charging and discharging protection plate 301, a charging plug 302, a discharging plug 303 and a lithium battery charger 4; the battery protection cover comprises a battery protection outer cover 201 and a battery protection inner cover 202, wherein the battery protection outer cover 201 is fixedly arranged in a battery heat insulation seat 27 on the trolley main body by using a plug-in card type, and is wrapped by the battery heat insulation seat 27; the battery protection inner cover is provided with a wide-voltage lithium battery pack 3, then the wide-voltage lithium battery pack is inserted into a clamping groove of the battery protection outer cover 201, and the battery protection outer cover 201 is fastened and fixed through the inner cover fastening lugs; the lithium battery charge-discharge protection board 301 is embedded into the wide-voltage lithium battery pack 3 and is integrated, the wide-voltage lithium battery pack 3 is connected to the discharge plug 303 through a battery charge-discharge protection board lead-out power line, and the discharge plug 303 is connected to the power socket 8 of the operating system 7 to provide power for the electric system 15 to work; one end of the lithium battery charger 4 is input to be connected with commercial power through a wire and a plug, and the other end is output to be connected with a charging plug 302 on the wide-voltage lithium battery pack 3 through a wire and a lithium battery charger plug 401 for battery charging;
the operating system 7 comprises an operating panel 701, a power socket 8, a power switch 9, a temperature digital display 13, an electric quantity voltage display 10, a speed adjusting potentiometer 11, a speed digital display 12 and a forward/backward reversing switch 5; wherein the operation panel 701 is arranged on the upper end surface of the electric chamber 1401 of the trolley outer shell 1, and the power socket 8, the power switch 9, the temperature digital display 13, the electric quantity voltage display 10, the speed adjusting potentiometer 11, the speed digital display 12 and the forward/backward reversing switch 5 are fixedly arranged on the operation panel 701; the power socket 8 is connected with a discharge plug 303 of the power system 2 to input power; the positive electrode of the output pin of the power socket 8 is connected to the power switch 9 in series, the positive electrode of the power supply passing through the power switch 9 is connected to the input positive electrode interface of the power voltage display 10 and then connected to the power input positive electrode interface of the voltage regulating and stabilizing module 16 of the electrical system 15, and the negative electrode of the output pin of the power socket 8 is connected to the input negative electrode interface of the power voltage display 10 and then connected to the power input negative electrode interface of the voltage regulating and stabilizing module 16 of the electrical system 15; the positive and negative output of each group of power supply of the voltage regulating and stabilizing module 16 is correspondingly connected to a PWM speed regulating module 17 of the electric system 15, a temperature monitoring control module 18 and positive and negative input interfaces of a system heat dissipation exhaust fan 29 respectively, a speed regulating potentiometer 11 and a speed digital display 12 are connected to the PWM speed regulating module 17 of the electric system 15 through connectors, the output of the PWM speed regulating module 17 is connected to a forward and backward forward switch 5, the forward and backward switch is connected to a motor 2001 of a driving system 19, the forward and backward switch can be controlled to switch, speed, forward and backward of a trolley through the toggle switch of an operation panel 701, and each functional numerical display is arranged on the surface of the operation panel 701, so that the real-time running state value of the trolley can be directly read; the temperature digital display 13 is connected to the temperature monitoring control module 18 to receive the real-time temperature signal of the trolley; the electric quantity voltage display 10 displays the current voltage and electric quantity of the wide-voltage lithium battery in real time, uses digital display voltage and uses color bar LED lamps to display the electric quantity, and the lithium battery automatically turns off the power supply output when under-voltage; the speed digital display 12 displays the percentage value of the adjustable pulse width voltage output by the PWM speed regulating module 17 in real time under the working state;
the electric system 15 comprises a voltage regulating and stabilizing module 16, a PWM speed regulating module 17, a temperature monitoring and controlling module 18, a temperature sensor 1801, a system heat dissipation exhaust fan 29 and a high temperature heat dissipation exhaust fan 30; the voltage regulating and stabilizing module 16 and the PWM speed regulating module 17 are respectively installed in an electric room 1401 of the trolley outer shell 1 through a bracket, a power input interface of the voltage regulating and stabilizing module 16 is connected with a power switch 9, an output interface is connected with the PWM speed regulating module 17 and corresponding input interfaces of other power utilization systems of the gas cutting machine, an output power interface of the PWM speed regulating module 17 is connected with a forward and backward switch, and the forward and backward switch is connected with an input interface of a motor 2001 of the driving system 19; the temperature monitoring control module 18 is fixedly arranged in the electric chamber 1401 of the trolley outer shell 1 through a bracket, a power input interface of the temperature monitoring control module 18 is connected to a power corresponding output interface of the voltage regulating and stabilizing module 16, and a controllable relay output of the temperature monitoring control module 18 is connected to the high-temperature heat dissipation exhaust fan 30; a temperature sensor 1801 is mounted to the vent wall of the electrical compartment 1401 within the cart housing 1, monitors temperature and transmits a temperature signal to the central processor of the temperature monitoring control module 18; the high-temperature heat dissipation exhaust fan 30 is arranged on the outer surface of the right side of the trolley outer shell 1 through screws, is communicated with an exhaust fan chamber and is used for pumping out air in the exhaust fan chamber, a power line of the high-temperature heat dissipation exhaust fan 30 is connected to a controllable relay electric output interface of the temperature monitoring control module 18, and is controlled to be opened and closed by the temperature monitoring control module 18 according to a preset temperature value; the system heat dissipation exhaust fan 29 is installed on the outer surface of the right side of the trolley outer shell 1 through an installation plate, is communicated with the electric chamber 1401 and is used for pumping out air in the electric chamber 1401, and a power line of the system heat dissipation exhaust fan 29 is connected to a corresponding output power interface of the voltage regulation and stabilization module 16. When the gas cutting machine is started or closed, the system heat dissipation exhaust fan 29 is started or closed along with the starting and closing of the gas cutting machine; when the gas cutting machine works, the temperature monitoring control module 18 automatically starts the high-temperature heat dissipation exhaust fan 30 when monitoring that the temperature in the trolley is higher than a preset value, and automatically closes the high-temperature heat dissipation exhaust fan 30 when monitoring that the temperature is reduced to be within a normal value range;
the guide rail 31 is a straight steel plate with the length of 1800mm, the width of 170mm and the thickness of 4mm, two symmetrical straight grooves with the width of 5mm, the depth of 2.5mm and chamfer angles of 1.5x45 degrees are machined on the surface of the straight steel plate, the distance between the two straight grooves is 140mm, the trolley wheels are placed in the grooves of the guide rail 31 to conduct linear guiding movement, and a convex character interface and a concave character interface are machined at the two ends of the guide rail 31 in a punching and shearing mode respectively and used for quick continuous connection of the guide rail 31.
As a preferred embodiment, the voltage output of the wide voltage lithium battery pack 3 is DC48V; the voltage input of the voltage regulating and stabilizing module 16 is DC48V, and the output voltage is a plurality of groups of adjustable DC10-110V. The voltage input of the PWM speed regulating module 17 is DC10-110V, the output range is 0-100%, and the control frequency is 15KHZ.
As a preferred embodiment, the battery charge-discharge protection board is designed with a maximum charge current limiting circuit, a maximum charge voltage limiting circuit, a discharge overcurrent protection circuit, a short-circuit protection circuit and a discharge undervoltage protection circuit.
As a preferred embodiment, the operation panel 701 is further provided with a cover glass of the electric power voltage display 10, a speed digital display 12, a cover glass and a temperature digital display 13, and the cover glass is adhered to the mounting frame of the corresponding display by RTV silicone rubber.
In the embodiment, other mechanical part structures which are not described in detail are all of the prior art, and specific structures can be referred to a trolley type gas cutting machine and a mechanical manual in the mechanical industry standard JB-T7436-1994.
Embodiment two: high temperature resistant cordless power trolley type gas cutting machine
Compared with the high-temperature-resistant cordless power trolley type gas cutting machine in the first embodiment, the high-temperature-resistant cordless power trolley type gas cutting machine in the first embodiment is different in input and output power voltages of various components, and is as follows in detail: the voltage output of the wide-voltage lithium battery pack 3 is DC12V, the voltage input of the voltage regulating and stabilizing module is DC12V, and the output voltage is multi-component adjustable DC 10-36V; the voltage input of the PWM speed regulating module 17 is DC10-35V, the output range is 0-100%, and the control frequency is 15KHZ.
Embodiment III: high temperature resistant cordless power trolley type gas cutting machine (III)
Compared with the high temperature resistant cordless power trolley type gas cutting machine in the first and second embodiments, the high temperature resistant cordless power trolley type gas cutting machine in the present embodiment is different in that input and output power voltages of respective components thereof are different, and is described in detail as follows: the voltage output of the wide-voltage lithium battery pack 3 is DC24V; the voltage input of the voltage regulating and stabilizing module 16 is DC24V, and the output voltage is a plurality of groups of adjustable DC10-36V. The voltage input of the PWM speed regulating module 17 is DC10-36V, the output range is 0-100%, and the control frequency is 15KHZ.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (5)
1. The high Wen Mosheng power supply-resistant trolley type gas cutting machine comprises a trolley body, a driving system, a cutting torch and gas circuit system, a horn mechanism device, a power supply system, an operating system, an electric system and a guide rail, and is characterized in that the power supply system adopts an electric storage lithium battery as a power supply source, a voltage regulating and stabilizing module is added, the lithium battery is firstly connected into the voltage regulating and stabilizing module in the electric system, and then the voltage regulating and stabilizing module correspondingly supplies power to other systems of the gas cutting machine;
the trolley body comprises a trolley outer shell, a handle, a heat insulation bottom plate assembly, a flame isolation plate assembly and a battery heat insulation seat; the battery heat insulation seat is fixedly arranged on the upper surface of the driving chamber of the outer shell of the trolley, an air channel and an air inlet in the trolley chamber are arranged below the battery heat insulation seat, the air inlet is communicated with the driving chamber, and an air filtering component is arranged in the air channel; wherein, the two handles are respectively and fixedly arranged at the front end and the rear end of the trolley outer shell; the middle of the heat-insulating bottom plate component of the three-layer laminated structure is clamped with a heat-insulating asbestos paper plate layer and is fixedly arranged at the bottom of the outer shell of the trolley through screws; the flame isolation board assembly with the three-layer laminated structure is characterized in that a heat insulation asbestos board layer is clamped between the flame isolation board assembly and fixedly arranged on the side surface of the trolley outer shell close to the cutting torch tool through bolts, so that the cutting torch tool and the trolley outer shell are separated; the inside of the outer shell of the trolley is divided into a driving chamber, an electric chamber, an exhaust fan chamber and a ventilation groove by a heat insulation plate; the driving chamber and the electric chamber are arranged side by side, and the exhaust fan chamber is arranged at one side of the driving chamber and one side of the electric chamber to form a delta arrangement; the ventilation groove comprises a transverse ventilation groove and a vertical ventilation groove, and the first transverse ventilation groove is communicated with the driving chamber and is attached to the side wall of the electric chamber, which is close to the cutting torch; the vertical ventilation groove is attached to the opposite outer side wall of the electric chamber far away from the driving chamber, one end of the vertical ventilation groove is communicated with the first transverse ventilation groove, and the other end of the vertical ventilation groove is communicated with the second transverse ventilation groove; the second transverse ventilation groove is attached to the bottom of the electric chamber, one end of the second transverse ventilation groove is communicated with the vertical ventilation groove, the other end of the second transverse ventilation groove is communicated with the exhaust fan chamber, a heat dissipation air duct which enters from the driving chamber and bypasses the side wall of the electric chamber through the ventilation groove, then flows to the exhaust fan chamber through the bottom of the electric chamber, and finally is discharged out of the machine body through the exhaust fan;
the driving system comprises a clutch handle mechanism, a transmission speed reducing mechanism, wheels, a motor and a motor electric transmission assembly; the clutch handle mechanism is fixedly arranged on the outer shell of the trolley and connected to the transmission speed reducing mechanism, the transmission speed reducing mechanism is controlled to be meshed with or separated from the motor, and the transmission speed reducing mechanism and the motor are fixedly arranged at a reference position in a driving system shell in a driving chamber of the outer shell of the trolley; wheels are arranged at two ends of a wheel shaft of the transmission speed reducing mechanism; the motor electric transmission assembly is fixedly arranged at the installation reference position of the driving system in the driving chamber, is connected with a motor and a worm shaft of the transmission speed reducing mechanism, and drives wheels to rotate through a wheel shaft so as to enable the trolley main body to linearly move;
the cutting torch and the gas circuit system comprise a gas distributor switch assembly, a rubber tube assembly, a cutting torch and a cutting nozzle; one end of the rubber tube component is respectively and hermetically connected to an output interface of the gas distributor switch assembly through a threaded joint, the other end of the rubber tube component is respectively and hermetically connected to an input interface of the cutting torch tool through a threaded joint, and the cutting nozzle is mounted to a fire port end of the cutting torch tool through a fire port nut of the cutting torch tool;
the arm mechanism device comprises an arm column, an arm sleeve assembly, a rack shaft, a YZ moving device and a universal torch clamp device; wherein the arm column is vertically and fixedly arranged at the central plane position above the battery heat insulation seat to support the whole set of mechanical arm mechanism device; the arm mechanism device is arranged on the arm column in a mode of 360-degree rotation movement by taking the arm column as an axial core, and can be fixed at any angle position by locking a ball handle screw of an arm sleeve assembly arranged on the arm mechanism device; the rack shaft is arranged on the arm sleeve assembly in a mode of horizontally and transversely moving, the movement adjustment is carried out through a hand wheel on the arm sleeve assembly, and the YZ moving device is arranged on the rack shaft through the moving seat assembly; the universal torch clamp device is arranged on the YZ moving device and can vertically and transversely move through a moving hand wheel of the YZ moving device; the torch clamp on the universal torch clamp device clamps the cutting torch tool on the gas circuit system, and the cutting torch tool swings and locks at a front-back left-right angle by loosening or locking the screw on the universal torch clamp;
the power supply system comprises a battery protection cover, a wide-voltage lithium battery pack, a lithium battery charging and discharging protection plate, a charging plug, a discharging plug and a lithium battery charger; the battery protection cover is arranged in the battery heat insulation seat, is wrapped by the battery heat insulation seat, and the wide-voltage lithium battery pack is embedded into the battery protection cover; the lithium battery charging and discharging protection plate is embedded into the wide-voltage lithium battery pack and is integrated, the wide-voltage lithium battery pack is connected to the discharging plug through a power line led out of the lithium battery charging and discharging protection plate, and the discharging plug is connected to the operating system power socket to provide power for the electric system to work; one end of the lithium battery charger is input to be connected with commercial power through a wire and a plug, and the other end of the lithium battery charger is output to be connected with a charging plug on the wide-voltage lithium battery pack through the wire and the lithium battery charger plug for battery charging;
the operating system comprises an operating panel, a power socket, a power switch, a temperature digital display, an electric quantity voltage display, a speed adjusting potentiometer, a speed digital display and a forward and backward reversing switch; the control panel is arranged on the upper end surface of the electric chamber of the outer shell of the trolley, and the power socket, the power switch, the temperature digital display, the electric quantity voltage display, the speed adjustment potentiometer, the speed digital display and the forward-backward reversing switch are fixedly arranged on the control panel; the power socket is connected with a discharge plug of the power system to input power; the positive electrode of the output pin of the power socket is connected in series to the power switch, the positive electrode of the power supply passing through the power switch is connected to the input positive electrode interface of the power voltage display, and then connected to the power input positive electrode interface of the voltage regulating and stabilizing module of the electrical system, and the negative electrode of the output pin of the power socket is connected to the input negative electrode interface of the power voltage display, and then connected to the power input negative electrode interface of the voltage regulating and stabilizing module of the electrical system; the positive and negative outputs of each group of power supplies of the voltage regulating and stabilizing module are respectively and correspondingly connected to a PWM speed regulating module of the electric system, a temperature monitoring control module and positive and negative input interfaces of a system heat dissipation exhaust fan, a speed regulating potentiometer and a speed digital display are connected to the PWM speed regulating module of the electric system through connectors, the output of the PWM speed regulating module is connected to a forward and backward reversing switch, the reversing switch is connected to a motor of a driving system, the toggle switch controls the forward and backward of the trolley, and the temperature digital display is connected to the temperature monitoring control module through connectors;
the electric system comprises a voltage regulating and stabilizing module, a PWM speed regulating module, a temperature monitoring and controlling module, a temperature sensor, a system heat dissipation exhaust fan and a high-temperature heat dissipation exhaust fan; the power input interface of the voltage regulating and stabilizing module is connected with a power switch, the output interface is connected with the corresponding input interfaces of the PWM speed regulating module and other power utilization systems of the gas cutting machine, the output power interface of the PWM speed regulating module is connected with a forward and backward reversing switch, and the reversing switch is connected with a motor input interface of a driving system; the temperature monitoring control module is fixedly arranged in the electric chamber of the outer shell of the trolley through a bracket, a power input interface of the temperature monitoring control module is connected to a power corresponding output interface of the voltage regulating and stabilizing module, and a controllable relay output of the temperature monitoring control module is connected to the high-temperature heat dissipation exhaust fan; the temperature sensor is arranged on the vent wall of the electric room in the outer shell of the trolley, monitors the temperature and transmits a temperature signal to the central processor of the temperature monitoring control module; the high-temperature heat dissipation exhaust fan is arranged on the outer surface of the staggered cutting torch tool of the outer shell of the trolley through a screw, is communicated with the exhaust fan chamber and is used for pumping out air in the exhaust fan chamber, a power line of the high-temperature heat dissipation exhaust fan is connected to a controllable relay output interface of the temperature monitoring control module, and is controlled to be opened and closed by the temperature monitoring control module according to a preset temperature value; the system heat dissipation exhaust fan is arranged on the outer side surface of the electric appliance chamber of the trolley outer shell through the mounting plate, is connected with the electric chamber and pumps out air in the electric chamber, and a power line of the system heat dissipation exhaust fan is connected to an output corresponding power interface of the voltage regulating and stabilizing module;
the guide rail is a straight steel plate with two grooves corresponding to the wheels on the surface, one end of the steel plate is provided with a convex character interface, and the other end of the steel plate is provided with a corresponding concave character interface;
the voltage output range of the wide-voltage lithium battery pack is DC10-48V; the voltage input range of the voltage regulating and stabilizing module is DC8-60V, the output voltage is a plurality of groups of adjustable DC10-110V, the voltage input range of the PWM speed regulating module is DC10-110V, and the output range is 0-100%; the control frequency was 15KHZ.
2. The high voltage Wen Mosheng power trolley gas cutting machine according to claim 1, wherein the voltage output of the wide voltage lithium battery pack is DC24V; the voltage input of the voltage regulating and stabilizing module is DC24V, and the output voltage is a plurality of groups of adjustable DC10-36V.
3. The high Wen Mosheng power supply trolley gas cutting machine according to claim 2, wherein the battery protection cover of the wide-voltage lithium battery pack in the power supply system comprises a battery protection outer cover and a battery protection inner cover, and the battery protection outer cover is fixedly installed in a battery heat insulation seat on the trolley main body by a plug-in card; the battery protection inner cover is provided with a wide-voltage lithium battery pack, then the wide-voltage lithium battery pack is inserted into a clamping groove of the battery protection outer cover, and the battery protection outer cover is fastened through the inner cover fastening lugs and then inserted into the battery heat insulation seat.
4. The high-voltage Wen Mosheng power supply trolley type gas cutting machine according to claim 3, wherein the lithium battery charging and discharging protection board is provided with a maximum charging current limiting circuit, a maximum charging voltage limiting circuit, a discharging overcurrent protection circuit, a short-circuit protection circuit and a discharging undervoltage protection circuit.
5. The high-power-resistant Wen Mosheng power-supply trolley type gas cutting machine according to any one of claims 1 to 4, further comprising an electric quantity voltage display protective glass, a speed digital display protective glass and a temperature digital display protective glass, wherein the glass is adhered to a mounting frame of a corresponding display through temperature-resistant silicone rubber.
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| CN206185288U (en) * | 2016-07-29 | 2017-05-24 | 天津市世纪道康建筑科技有限公司 | Environmental protection steel construction cutting device |
| CN106041250A (en) * | 2016-08-09 | 2016-10-26 | 孟祥生 | Internal cutting type pipeline cutting machine |
| CN206241437U (en) * | 2016-12-12 | 2017-06-13 | 重庆市江津区前进焊接材料厂 | A kind of Portable safety gas cutting device |
| CN207104062U (en) * | 2017-08-27 | 2018-03-16 | 佛山市磊力切割机制造有限公司 | A kind of high temperature resistant cordless power trolley type gas cutting machine |
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