CN110039318B - Polyurethane heat-insulating pipe punching and foaming integrated equipment and application method thereof - Google Patents
Polyurethane heat-insulating pipe punching and foaming integrated equipment and application method thereof Download PDFInfo
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- CN110039318B CN110039318B CN201910449319.5A CN201910449319A CN110039318B CN 110039318 B CN110039318 B CN 110039318B CN 201910449319 A CN201910449319 A CN 201910449319A CN 110039318 B CN110039318 B CN 110039318B
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- 238000005187 foaming Methods 0.000 title claims abstract description 79
- 238000004080 punching Methods 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 18
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 18
- 239000004814 polyurethane Substances 0.000 title claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 52
- 239000007924 injection Substances 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims abstract description 23
- 238000005553 drilling Methods 0.000 claims description 25
- 238000004321 preservation Methods 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/28—Electric drives
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a polyurethane heat-insulating pipe punching and foaming integrated device and a use method thereof, wherein the device comprises a material injection platform provided with a material supply storage tank and a material return storage tank, a rotating arm is rotationally connected to the material injection platform, the rotating arm is driven by a power device to rotate, one end of the rotating arm is connected with a fixed plate, the fixed plate is connected with a movable plate capable of moving up and down through a lifting device, and a punching device and a foaming injection device which synchronously lift along with the movable plate are arranged on the movable plate; the gun head of the foaming injection device is connected with the feed storage tank and the return storage tank, and is driven to move up and down by a lifting mechanism arranged on the moving plate; the punching device is hinged with the movable plate and driven by the swinging mechanism to rotate around the hinge point so as to realize that a drill bit of the punching device and a gun head of the foaming injection device are coaxial. The application provides a hole punching and foaming integrated device, mechanical punching can be realized, foaming is injected mechanically, and two steps are connected and carried out before and after each other, so that the labor intensity of workers is reduced.
Description
Technical Field
The invention relates to the technical field of polyurethane heat-insulating pipe processing equipment, in particular to polyurethane heat-insulating pipe punching and foaming integrated equipment and a use method thereof.
Background
The polyurethane heat-insulating pipe is a heat-insulating pipe commonly used at present and comprises an inner steel pipe, an outer rubber pipe and a foaming layer positioned between the inner steel pipe and the outer rubber pipe. The processing mode of the foaming layer is as follows: the two ends of the inner steel pipe and the outer rubber pipe are plugged, the top surface of the heat preservation pipe is manually climbed to be punched through the hand drill, the punching process is inconvenient to operate on one hand, the punching process is not standard on the other hand, the punching position is not fixed, under an ideal state, the punching foaming effect is optimal at the middle position of the top surface of the heat preservation pipe, and the two ends of the pipe body can be uniformly foamed. After punching, manually dragging the gun head of the foaming machine into the hole, and because the pressure of injecting foaming is large, at least two workers are required to press the gun head, and certain potential safety hazards exist in the foaming injection process.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a punching and foaming integrated device for a polyurethane heat-insulating pipe and a use method thereof.
The utility model provides a polyurethane insulating tube foaming integrative equipment that punches, including installing the notes material platform of feed storage tank and return storage tank, rotate on annotating the material platform and connect the rocking arm, the rocking arm rotates under power device's drive, and the fixed plate is connected to one end of rocking arm, and the fixed plate passes through hoisting device and connects the movable plate that can reciprocate, is equipped with perforating device and foaming injection device that goes up and down along with the movable plate on the movable plate simultaneously; the gun head of the foaming injection device is connected with the feed storage tank and the return storage tank, and is driven to move up and down by a lifting mechanism arranged on the moving plate; the punching device is hinged with the movable plate and driven by the swinging mechanism to rotate around the hinge point so as to realize that a drill bit of the punching device and a gun head of the foaming injection device are coaxial.
Preferably, the power device is a hydraulic cylinder, the hydraulic cylinder is connected with a hydraulic pump, a cylinder seat of the hydraulic cylinder is hinged with the material injection platform, and a piston rod of the hydraulic cylinder is hinged with one end of the rotating arm, which is far away from the fixed plate.
Preferably, the lifting device comprises a guide mechanism I, a lifting gear motor and a lifting screw rod fixedly connected with an output shaft of the lifting gear motor, wherein the lifting gear motor is fixedly connected with a fixed plate, the lifting screw rod is arranged along the vertical extending direction of the fixed plate, a lifting sliding block is fixedly connected on a moving plate, and the lifting sliding block is in threaded connection with the lifting screw rod.
Preferably, the lifting mechanism is a lifting oil cylinder, a cylinder seat of the lifting oil cylinder is fixedly connected with the moving plate, a piston rod of the lifting oil cylinder is fixedly connected with the gun head through a mounting plate, and the lifting oil cylinder is connected with the lifting oil pump.
Preferably, one end of the mounting plate, which is far away from the gun head, is connected with the movable plate through a guide mechanism II, the guide mechanism II comprises two guide blocks II which are arranged along the vertical extending direction of the movable plate and fixedly connected with the movable plate, the two guide blocks II are respectively positioned on two sides of the lifting oil cylinder, and a chute II which is fixedly connected with each guide block II in a corresponding clamping manner is arranged on the mounting plate.
Preferably, the punching device comprises a connecting plate, the connecting plate is connected with a sliding plate capable of moving up and down through a pulling mechanism, a drill bit capable of synchronously lifting along with the sliding plate is arranged on the sliding plate, and the drill bit is driven by a drilling motor fixed on the sliding plate.
Preferably, the lifting mechanism comprises a guide mechanism III, a lifting gear motor and a lifting screw rod fixedly connected with an output shaft of the lifting gear motor, the lifting gear motor is fixedly connected with a connecting plate, the lifting screw rod is arranged along the vertical extending direction of the connecting plate, a lifting sliding block is fixedly connected on a sliding plate, and the lifting sliding block is in threaded connection with the lifting screw rod; the guide mechanism III comprises two sliding grooves III which are arranged along the vertical extending direction of the connecting plate and fixedly connected with the connecting plate, the two sliding grooves III are respectively positioned at two sides of the lifting screw rod, and guide blocks III which are fixedly connected on the sliding plate and are correspondingly clamped with each sliding groove III.
Preferably, the swing mechanism comprises a rotary oil cylinder, the rotary oil cylinder is connected with a rotary oil pump, a cylinder seat of the rotary oil cylinder is hinged with a stress plate, and the stress plate is fixedly connected with the moving plate through a connecting rod; the rotary plate is vertically fixedly connected to the connecting plate, the rotary plate is hinged to the movable plate, and a piston rod of the rotary oil cylinder is hinged to the rotary plate.
Preferably, the device also comprises a programmable logic controller, an upper limit switch I and a lower limit switch I which are arranged on the guide block II, wherein the chute II is positioned between the upper limit switch I and the lower limit switch I, the upper limit switch II and the lower limit switch II which are arranged on the chute III, and the guide block III is positioned between the upper limit switch II and the lower limit switch II; the upper limit switch I, the lower limit switch I, the upper limit switch II and the lower limit switch II are respectively connected with the input end circuit of the programmable logic controller; the output end of the programmable logic controller is connected with the electromagnetic valve of the hydraulic pump, the lifting gear motor, the electromagnetic valve of the lifting oil pump, the electromagnetic valve of the pressure pump, the drilling motor, the lifting gear motor and the electromagnetic valve of the rotary oil pump through circuits.
The application method of the polyurethane heat-insulating pipe punching and foaming integrated equipment comprises the following steps:
(1) controlling a lifting speed reducing motor according to the diameter of the heat preservation pipe, and adjusting the height of the moving plate to enable the heights of the punching device and the foaming injection device to be suitable for the diameter of the heat preservation pipe;
(2) starting the hydraulic pump, pushing the rotary arm to rotate by the hydraulic cylinder, and when the piston rod of the hydraulic cylinder is completely extended, rotating the rotary arm in place, wherein the corresponding position right below the gun head is the punching and foaming injection position, and the programmable logic controller receives the in-place signal of the hydraulic cylinder and controls the rotary oil pump to work;
(3) when the piston rod of the rotary oil cylinder stretches to push the rotary plate to rotate and the piston rod fully stretches out, the drill bit and the gun head of the foaming injection device are coaxial, the programmable logic controller receives a signal of the rotary oil cylinder in place, and the drilling motor and the pulling-up speed reducing motor are started;
(4) the sliding plate carries the drill bit and the drilling motor to move downwards, the drill bit is contacted with the wall of the heat-insulating pipe to perform punching, when the guide block III descends to be contacted with the lower limit switch II, the programmable logic controller receives a signal of the lower limit switch II, the drilling motor stops rotating, the lifting gear motor reversely rotates, the sliding plate carries the drill bit and the drilling motor to move upwards, the drill bit moves out of the drill hole, when the guide block III ascends to be contacted with the upper limit switch II, the programmable logic controller receives the signal of the upper limit switch II, the lifting gear motor stops rotating, a piston rod of the rotary oil cylinder retracts, when the piston rod of the rotary oil cylinder completely retracts, the punching device rotates to one side of the foaming injection device, the programmable logic controller receives a rotating oil cylinder in-place signal, and the lifting oil pump starts;
(5) the lifting oil cylinder drives the gun head to descend, when the sliding chute II descends to be in contact with the lower limit switch I, the programmable logic controller receives a signal of the lower limit switch I, the pressure pump is started, foaming materials in the feeding storage tank reach the gun head through the feeding pipe to be injected into the heat preservation pipe for foaming, when the pressure pump works to a set pressure value, the programmable logic controller receives the signal of the pressure pump, the pressure pump stops working, the lifting oil cylinder drives the gun head to ascend, when the sliding chute II ascends to be in contact with the upper limit switch I, the programmable logic controller receives the signal of the upper limit switch I, and the lifting oil pump is closed to complete a machining process.
The beneficial effects of the invention are as follows:
1. the application provides a hole punching and foaming integrated device, mechanical punching can be realized, mechanical injection foaming is realized, two steps are connected and carried out before and after each other, manual intervention is not needed, the labor intensity of production workers is reduced, and the number of post personnel is reduced.
2. The fixed point punching is realized, the punching position is certain every time, the punching operation is standardized, the product quality is improved, and the two ends of the pipe body are uniformly foamed.
3. In the foaming injection process, manual pressing is not needed, and the operation safety of the foaming injection process is improved.
4. The punching device and the foaming injection device are arranged on the same movable plate, and the movable plate can drive the punching device and the foaming injection device to synchronously lift in the vertical lifting process, so that the heights of the punching device and the foaming injection device are synchronously adjusted, and the processing requirements of a heat-insulating pipe without pipe diameter are met.
5. The drill bit of the punching device can rotate to be coaxial with the gun head under the drive of the swinging mechanism, so that the gun head can fall into the hole right after punching is ensured, and the smooth proceeding of the foaming process is ensured.
Drawings
FIG. 1 is a schematic view of the structure of the drill bit and gun head of the present invention when the drill bit and gun head are not coaxial;
FIG. 2 is a view from A-A in FIG. 1;
FIG. 3 is a schematic view of the structure of the drill bit and gun head of the present invention when coaxial;
FIG. 4 is an enlarged schematic view of a portion of FIG. 1 at B;
FIG. 5 is an enlarged schematic view of a portion of FIG. 3 at C;
FIG. 6 is an enlarged schematic view of a portion of FIG. 1 at D;
fig. 7 is a top view of the positional relationship of the injection platform, the rotary arm and the hydraulic cylinder of the present invention.
The figure shows:
1. the device comprises a material injection platform, 2, a material supply storage tank, 3, a material return storage tank, 4, a rotating arm, 5, a fixed plate, 6, a moving plate, 7, a gun head, 8, a drill bit, 9, a hydraulic cylinder, 10, a lifting gear motor, 11, a lifting screw rod, 12, a lifting slide block, 13, a slide groove I, 14, a guide block I, 15, a lifting oil cylinder, 16, a mounting plate, 17, a slide groove II, 18, a guide block II, 19, a material supply pipe, 20, a material return pipe, 21, a connecting plate, 22, a sliding plate, 23, a lifting gear motor, 24, a drilling motor, 25, a slide groove III, 26, a guide block III, 27, a lifting screw rod, 28, a rotating plate, 29, a rotating oil cylinder, 30, a stress plate, 31 and a connecting rod.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
The utility model provides a polyurethane insulating tube foaming integrative equipment that punches, as shown in figures 1, 2, 3, including installing the notes material platform 1 of feed storage tank 2 and return storage tank 3, rotate on annotating material platform 1 and connect rocking arm 4, rocking arm 4 rotates under power device's drive, fixed plate 5 is connected to rocking arm 4's one end, and fixed plate 5 passes through hoisting device and connects movable plate 6 that can reciprocate, is equipped with perforating device and foaming injection device that goes up and down in step along with movable plate 6 on movable plate 6. The gun head 7 of the foaming injection device is connected with the feeding storage tank 2 and the return storage tank 3, and the gun head 7 is driven to move up and down through a lifting mechanism arranged on the moving plate 6. The punching device is hinged with the moving plate 6 and driven by the swinging mechanism to rotate around the hinging point so as to realize that a drill bit 8 of the punching device and a gun head 7 of the foaming injection device are coaxial.
In this embodiment, the power device is a hydraulic cylinder 9, the hydraulic cylinder 9 is connected with a hydraulic pump, as shown in fig. 7, a cylinder seat of the hydraulic cylinder 9 is hinged with the material injection platform 1, and a piston rod of the hydraulic cylinder 9 is hinged with one end of the rotating arm 4 away from the fixed plate 5. The hydraulic cylinder 9 works to push the rotating arm 4 to rotate, and the purpose of the rotation of the rotating arm 4 is to rotate the punching device and the foaming injection device to the position above the heat insulation pipe needing punching and foaming injection to wait for punching and foaming injection operation. In this embodiment, punching and foaming injection position pass through the stroke control of pneumatic cylinder 9, and the stroke of pneumatic cylinder 9 is fixed, and punching and foaming injection position just are fixed, have standardized the operation of punching, have promoted product quality, and the body both ends foaming is even. In this embodiment, each time the piston rod of the hydraulic cylinder 9 is fully extended, the position corresponding to the gun head 7 is the punching and foaming injection position, so that the fixed position punching is realized.
In this embodiment, as shown in fig. 6, the lifting device includes a guiding mechanism i, a lifting gear motor 10, and a lifting screw rod 11 fixedly connected with an output shaft of the lifting gear motor 10, where the lifting gear motor 10 is fixedly connected with the fixing plate 5, the lifting screw rod 11 is disposed along a vertical extending direction of the fixing plate 5, a lifting slider 12 is fixedly connected on the moving plate 6, and the lifting slider 12 is in threaded connection with the lifting screw rod 11. As shown in fig. 2, the guiding mechanism i includes two sliding grooves i 13 disposed along the vertical extending direction of the fixing plate 5 and fixedly connected with the fixing plate 5, the two sliding grooves i 13 are respectively located at two sides of the lifting screw 11, and a guiding block i 14 fixedly connected on the moving plate 6 and corresponding to each sliding groove i 13. The lifting speed reducing motor 10 works to drive the lifting screw rod 11 to rotate, further the lifting slide block 12 moves up and down along the direction of the chute I13, the lifting slide block 12 moves up and down to drive the movable plate 6 to move up and down, the movable plate 6 moves up and down to synchronously drive the punching device and the foaming injection device to move up and down, and the heights of the punching device and the foaming injection device are synchronously adjusted, so that the processing requirement of a pipe diameter insulation pipe is met.
In this embodiment, the lifting mechanism is a lifting oil cylinder 15, a cylinder seat of the lifting oil cylinder 15 is fixedly connected with the moving plate 6, a piston rod of the lifting oil cylinder 15 is fixedly connected with the gun head 7 through a mounting plate 16, and the lifting oil cylinder 15 is connected with a lifting oil pump. The lifting oil cylinder 15 works to realize lifting of the gun head 7, and the purpose of lifting the gun head 7 is to realize that the gun head 7 is inserted into a drill hole when foaming injection is carried out, and the gun head 7 is pulled out of the drill hole after injection is completed. In order to increase the stability of the lifting process of the gun head 7, one end of the mounting plate 16, far away from the gun head 7, is connected with the moving plate 6 through a guide mechanism II, as shown in fig. 2, the guide mechanism II comprises two guide blocks II 18 which are arranged along the vertical extending direction of the moving plate 6 and fixedly connected with the moving plate 6, the two guide blocks II 18 are respectively positioned at two sides of the lifting cylinder 15, and a chute II 17 which is fixedly connected with each guide block II 18 in a corresponding clamping manner is fixedly connected on the mounting plate 16. Under the action of the lift cylinder 15, the mounting plate 16 moves up and down along the guide block ii 18.
In this embodiment, the gun head 7 is connected to the feed tank 2 through a feed pipe 19, a pressure pump (not shown) is connected to the feed tank 2, and the gun head 7 is connected to the return tank 3 through a return pipe 20. Before the foaming injection starts, the pressure value of the pressure pump is preset, under the action of the pressure pump, the foaming material in the feeding storage tank 2 reaches the gun head 7 through the feeding pipe 19 to be injected into the heat preservation pipe for foaming, when the pressure pump works to the set pressure value, the pressure pump stops working, and the redundant foaming material returns to the return storage tank 3 through the return pipe 20.
In this embodiment, as shown in fig. 2, 4 and 5, the punching device includes a connecting plate 21, the connecting plate 21 is connected to a sliding plate 22 capable of moving up and down through a pulling mechanism, a drill bit 8 which moves up and down synchronously with the sliding plate 22 is provided on the sliding plate 22, the drill bit 8 is driven by a drilling motor 24 fixed on the sliding plate 22, and an output shaft of the drilling motor 24 and the drill bit 8 are driven by a belt.
In this embodiment, the lifting mechanism includes a guide mechanism iii, a lifting gear motor 23, and a lifting screw rod 27 fixedly connected with an output shaft of the lifting gear motor 23, where the lifting gear motor 23 is fixedly connected with the connecting plate 21, the lifting screw rod 27 is disposed along a vertical extending direction of the connecting plate 21, and a lifting slider is fixedly connected to the sliding plate 22, and the lifting slider is in threaded connection with the lifting screw rod 27. The guide mechanism III comprises two sliding grooves III 25 which are arranged along the vertical extending direction of the connecting plate 21 and fixedly connected with the connecting plate 21, the two sliding grooves III 25 are respectively positioned at two sides of the lifting screw rod 27, and a guide block III 26 which is fixedly connected with each sliding groove III 25 in a corresponding clamping manner is fixedly connected on the sliding plate 22. The lifting speed reducing motor 23 works to drive the lifting screw rod 27 to rotate, so that the lifting slide block moves up and down along the direction of the chute III 25. The sliding block is pulled up and down to drive the sliding plate 22 to move up and down, the sliding plate 22 can synchronously drive the drill bit 8 and the drilling motor 24 to move up and down, the purpose of the upward and downward movement of the drill bit 8 and the drilling motor 24 is to approach the heat insulation pipe to perform punching, and the drill bit 8 is moved out of the drilling hole after the punching is finished.
As shown in fig. 2, the swing mechanism includes a rotary oil cylinder 29, the rotary oil cylinder 29 is connected with a rotary oil pump, a cylinder seat of the rotary oil cylinder 29 is hinged with a force-bearing plate 30, and the force-bearing plate 30 is fixedly connected with the moving plate 6 through a connecting rod 31. The connecting plate 21 is vertically fixedly connected with the rotating plate 28, the rotating plate 28 is hinged with the moving plate 6, and a piston rod of the rotating oil cylinder 29 is hinged with the rotating plate 28. The rotation of the punching device can be realized by pushing or pulling the rotating plate 28 through the rotating cylinder 29, when the piston rod of the rotating cylinder 29 stretches out, the rotating plate 28 is pushed to rotate, and when the piston rod stretches out completely, the drill bit 8 and the gun head 7 of the foaming injection device are coaxial. When the piston rod of the rotary cylinder 29 is contracted, the rotary plate 28 is pulled to reversely rotate, and when the piston rod is completely contracted, the punching device is rotated to one side of the foam injection device, and the moving plate 6 and the rotary plate 28 are positioned on the same line.
In order to realize perforation and foaming injection automation, the automatic foaming machine further comprises a programmable logic controller, an upper limit switch I (not shown) and a lower limit switch I (not shown) are arranged on a guide block II 18, a sliding chute II 17 is arranged between the upper limit switch I and the lower limit switch I, an upper limit switch II (not shown) and a lower limit switch II (not shown) are arranged on a sliding chute III 25, a guide block III 26 is arranged between the upper limit switch II and the lower limit switch II, and the upper limit switch I, the lower limit switch I, the upper limit switch II and the lower limit switch II are respectively connected with an input end circuit of the programmable logic controller. The output end of the programmable logic controller is connected with the electromagnetic valve of the hydraulic pump, the lifting gear motor 10, the electromagnetic valve of the lifting oil pump, the electromagnetic valve of the pressure pump, the drilling motor 24, the lifting gear motor 23 and the electromagnetic valve of the rotary oil pump in a circuit mode. The specific circuit connection relationship between the upper limit switch I, the lower limit switch I, the upper limit switch II, the lower limit switch II, the electromagnetic valve of the hydraulic pump, the lifting gear motor 10, the electromagnetic valve of the lifting oil pump, the electromagnetic valve of the pressure pump, the drilling motor 24, the lifting gear motor 23 and the electromagnetic valve of the rotary oil pump and the programmable logic controller is in the prior art, so that the description is omitted. The upper limit switch I, the lower limit switch I, the upper limit switch II, the lower limit switch II, the hydraulic pump, the lifting gear motor 10, the lifting oil pump, the pressure pump, the drilling motor 24, the lifting gear motor 23 and the rotary oil pump all adopt the existing structure.
In this embodiment, in order to balance the gravity, the end of the rotating arm 4 away from the fixed plate 5 is a weight block.
The following describes a method for using the polyurethane heat-insulating pipe punching and foaming integrated device in combination with the embodiments shown in fig. 1, 2, 3, 4, 5, 6 and 7, and the method comprises the following steps:
(1) the lifting speed reducing motor 10 is controlled according to the diameter of the heat preservation pipe, and the height of the moving plate 6 is adjusted to enable the heights of the punching device and the foaming injection device to be suitable for the diameter of the heat preservation pipe;
(2) starting the hydraulic pump, wherein the hydraulic cylinder 9 pushes the rotary arm 4 to rotate, when the piston rod of the hydraulic cylinder 9 is completely extended, the rotary arm 4 rotates to a proper position, namely a punching and foaming injection position is at a position corresponding to the position right below the gun head 7, and the programmable logic controller receives a proper signal of the hydraulic cylinder 9 and controls the rotary oil pump to work;
(3) the piston rod of the rotary oil cylinder 29 stretches to push the rotary plate 28 to rotate, when the piston rod is completely extended, the drill bit 8 and the gun head 7 of the foaming injection device are coaxial, a programmable logic controller receives a signal of the rotary oil cylinder 29 in place, and the drilling motor 24 and the lifting speed reducing motor 23 are started;
(4) the sliding plate 22 carries the drill bit 8 and the drilling motor 24 to move downwards, the drill bit 8 contacts with the wall of the heat-insulating pipe to punch holes, when the guide block III 26 descends to contact with the lower limit switch II, the programmable logic controller receives a signal of the lower limit switch II, the drilling motor 24 stops rotating, the pull-up speed reducing motor 23 reversely rotates, the sliding plate 22 carries the drill bit 8 and the drilling motor 24 to move upwards, the drill bit 8 moves out of the holes, when the guide block III 26 ascends to contact with the upper limit switch II, the programmable logic controller receives a signal of the upper limit switch II, the pull-up speed reducing motor 23 stops rotating, a piston rod of the rotary oil cylinder 29 retracts, when the piston rod of the rotary oil cylinder 29 completely retracts, the punching device rotates to one side of the foaming injection device, the programmable logic controller receives a signal of the rotary oil cylinder 29 in place, and the lifting oil pump starts;
(5) the lifting oil cylinder 15 drives the gun head 7 to descend, when the sliding chute II 17 descends to be in contact with the lower limit switch I, the programmable logic controller receives a signal of the lower limit switch I, the pressure pump is started, foaming materials in the feeding storage tank 2 reach the gun head 7 through the feeding pipe 19 to be injected into the heat preservation pipe for foaming, when the pressure pump works to a set pressure value, the programmable logic controller receives a pressure pump signal, the pressure pump stops working, the lifting oil cylinder 15 drives the gun head 7 to ascend, when the sliding chute II 17 ascends to be in contact with the upper limit switch I, the programmable logic controller receives a signal of the upper limit switch I, and the lifting oil pump is closed to finish a machining process.
Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present invention and not for limiting the same, and the present invention has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims.
Claims (7)
1. Polyurethane insulating tube foaming all-in-one that punches, including installing annotating material platform (1) of feed storage tank (2) and feed back storage tank (3), rotate on annotating material platform (1) and connect rocking arm (4), rocking arm (4) rotate under power device's drive, its characterized in that: one end of the rotating arm (4) is connected with a fixed plate (5), the fixed plate (5) is connected with a movable plate (6) capable of moving up and down through a lifting device, and a punching device and a foaming injection device which synchronously lift along with the movable plate (6) are arranged on the movable plate (6); the gun head (7) of the foaming injection device is connected with the feeding storage tank (2) and the return storage tank (3), and the gun head (7) is driven to move up and down by a lifting mechanism arranged on the moving plate (6); the punching device is hinged with the movable plate (6) and driven by the swinging mechanism to rotate around the hinge point so as to realize the coaxiality of a drill bit (8) of the punching device and a gun head (7) of the foaming injection device;
the punching device comprises a connecting plate (21), wherein the connecting plate (21) is connected with a sliding plate (22) capable of moving up and down through a pulling mechanism, a drill bit (8) which synchronously ascends and descends along with the sliding plate (22) is arranged on the sliding plate (22), and the drill bit (8) is driven by a drilling motor (24) fixed on the sliding plate (22);
the swing mechanism comprises a rotary oil cylinder (29), the rotary oil cylinder (29) is connected with a rotary oil pump, a cylinder seat of the rotary oil cylinder (29) is hinged with a stress plate (30), and the stress plate (30) is fixedly connected with the moving plate (6) through a connecting rod (31); the rotary plate (28) is vertically fixedly connected to the connecting plate (21), the rotary plate (28) is hinged to the moving plate (6), and a piston rod of the rotary oil cylinder (29) is hinged to the rotary plate (28).
2. The polyurethane insulation pipe punching and foaming integrated device according to claim 1, wherein: the power device is a hydraulic cylinder (9), the hydraulic cylinder (9) is connected with a hydraulic pump, a cylinder seat of the hydraulic cylinder (9) is hinged with the material injection platform (1), and a piston rod of the hydraulic cylinder (9) is hinged with one end, far away from the fixed plate (5), of the rotating arm (4).
3. The polyurethane insulation pipe punching and foaming integrated device according to claim 2, wherein: the lifting device comprises a guide mechanism I, a lifting gear motor (10) and a lifting screw rod (11) fixedly connected with an output shaft of the lifting gear motor (10), wherein the lifting gear motor (10) is fixedly connected with a fixed plate (5), the lifting screw rod (11) is arranged along the vertical extending direction of the fixed plate (5), a lifting sliding block (12) is fixedly connected on a moving plate (6), and the lifting sliding block (12) is in threaded connection with the lifting screw rod (11).
4. A polyurethane insulating tube punching foaming integral device according to claim 3, characterized in that: the lifting mechanism is a lifting oil cylinder (15), a cylinder seat of the lifting oil cylinder (15) is fixedly connected with the movable plate (6), a piston rod of the lifting oil cylinder (15) is fixedly connected with the gun head (7) through a mounting plate (16), and the lifting oil cylinder (15) is connected with a lifting oil pump.
5. The polyurethane insulation pipe punching and foaming integrated device according to claim 4, wherein: one end of the mounting plate (16) far away from the gun head (7) is connected with the movable plate (6) through a guide mechanism II, the guide mechanism II comprises two guide blocks II (18) which are arranged along the vertical extending direction of the movable plate (6) and fixedly connected with the movable plate (6), the two guide blocks II (18) are respectively positioned at two sides of the lifting oil cylinder (15), and a chute II (17) which is fixedly connected with each guide block II (18) in a corresponding clamping manner is fixedly connected on the mounting plate (16).
6. The polyurethane insulation pipe punching and foaming integrated device according to claim 5, wherein: the lifting mechanism comprises a guide mechanism III, a lifting speed reducing motor (23) and a lifting screw rod (27) fixedly connected with an output shaft of the lifting speed reducing motor (23), the lifting speed reducing motor (23) is fixedly connected with a connecting plate (21), the lifting screw rod (27) is arranged along the vertical extending direction of the connecting plate (21), a lifting sliding block is fixedly connected on a sliding plate (22), and the lifting sliding block is in threaded connection with the lifting screw rod (27); the guide mechanism III comprises two sliding grooves III (25) which are arranged along the vertical extending direction of the connecting plate (21) and fixedly connected with the connecting plate (21), the two sliding grooves III (25) are respectively positioned at two sides of the lifting screw rod (27), and guide blocks III (26) which are fixedly connected with the sliding plates (22) in a corresponding clamping manner with each sliding groove III (25) are fixedly connected.
7. The method for using the polyurethane heat-insulating pipe punching and foaming integrated equipment according to claim 6, which comprises the following steps:
(1) according to the diameter of the heat preservation pipe, a lifting speed reducing motor (10) is controlled, and the height of a moving plate (6) is adjusted, so that the heights of a punching device and a foaming injection device are adapted to the diameter of the heat preservation pipe;
(2) the hydraulic pump is started, the hydraulic cylinder (9) pushes the rotary arm (4) to rotate, when the piston rod of the hydraulic cylinder (9) is completely extended, the rotary arm (4) rotates in place, the corresponding position right below the gun head (7) is the punching and foaming injection position, and the programmable logic controller receives the in-place signal of the hydraulic cylinder (9) and controls the rotary oil pump to work;
(3) when the piston rod of the rotary oil cylinder (29) stretches to push the rotary plate (28) to rotate and the piston rod is completely extended, the drill bit (8) and the gun head (7) of the foaming injection device are coaxial, and the programmable logic controller receives a signal of the rotary oil cylinder (29) in place and starts the drilling motor (24) and the pulling-up speed reducing motor (23);
(4) the sliding plate (22) carries the drill bit (8) and the drilling motor (24) to move downwards, the drill bit (8) contacts with the wall of the heat-insulating pipe to perform punching, when the guide block III (26) descends to contact with the lower limit switch II, the programmable logic controller receives a signal of the lower limit switch II, the drilling motor (24) stops rotating, the lifting gear motor (23) reversely rotates, the sliding plate (22) carries the drill bit (8) and the drilling motor (24) to move upwards, the drill bit (8) moves out of the drilling hole, when the guide block III (26) ascends to contact with the upper limit switch II, the programmable logic controller receives the signal of the upper limit switch II, the lifting gear motor (23) stops rotating, a piston rod of the rotary oil cylinder (29) retracts, when the piston rod of the rotary oil cylinder (29) completely retracts, the punching device rotates to one side of the foaming injection device, the programmable logic controller receives a positioning signal of the rotary oil cylinder (29), and the lifting oil pump starts;
(5) the lifting oil cylinder (15) drives the gun head (7) to descend, when the sliding chute II (17) descends to be in contact with the lower limit switch I, the programmable logic controller receives a signal of the lower limit switch I, the pressure pump is started, foaming materials in the feeding storage tank (2) reach the gun head (7) through the feeding pipe (19) to be injected into the heat preservation pipe for foaming, when the pressure pump works to a set pressure value, the programmable logic controller receives a signal of the pressure pump, the pressure pump stops working, the lifting oil cylinder (15) drives the gun head (7) to ascend, when the sliding chute II (17) ascends to be in contact with the upper limit switch I, the programmable logic controller receives the signal of the upper limit switch I, and the lifting oil pump is closed to complete a processing process.
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| CN201910449319.5A CN110039318B (en) | 2019-05-28 | 2019-05-28 | Polyurethane heat-insulating pipe punching and foaming integrated equipment and application method thereof |
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| CN201910449319.5A CN110039318B (en) | 2019-05-28 | 2019-05-28 | Polyurethane heat-insulating pipe punching and foaming integrated equipment and application method thereof |
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| CN110039318A CN110039318A (en) | 2019-07-23 |
| CN110039318B true CN110039318B (en) | 2024-03-01 |
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| CN115503297B (en) * | 2022-09-27 | 2023-06-09 | 南京宁通智能交通技术研究院有限公司 | Porous sound-absorbing material plate and manufacturing method thereof |
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