CN112622288A - Equipment and process for compounding metal plastic composite pipe - Google Patents
Equipment and process for compounding metal plastic composite pipe Download PDFInfo
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- CN112622288A CN112622288A CN202011437046.1A CN202011437046A CN112622288A CN 112622288 A CN112622288 A CN 112622288A CN 202011437046 A CN202011437046 A CN 202011437046A CN 112622288 A CN112622288 A CN 112622288A
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- pipe
- devices
- heating
- workbench
- material supporting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
- B29C65/30—Electrical means
- B29C65/32—Induction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1616—Cooling using liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention provides equipment and a compounding process for compounding a metal plastic composite pipe, wherein the equipment comprises a workbench, at least one group of material supporting devices, at least one group of clamping devices and at least one group of heating and cooling devices, the workbench comprises a lower workbench and an upper workbench, the material supporting devices are arranged on the lower workbench, the material supporting devices can drive a pipe supported by the material supporting devices to ascend or descend, the clamping devices can clamp and seal two ends of a plastic pipe sleeved in the metal pipe and can apply pressure to the interior of the plastic pipe, the heating and cooling devices can be slidably arranged at the bottom of the upper workbench, and the heating and cooling devices penetrate through the exterior of the pipe when sliding along the upper workbench. The equipment can complete the feeding process, the clamping process, the heating and cooling process and the blanking process in sequence, can perform composite processing on a plurality of pipes, is still, realizes the compounding of the whole pipe by moving the heating and cooling device, is suitable for processing the pipe with longer length, and has compact integral structure and small occupied area.
Description
Technical Field
The invention relates to the technical field of pipeline compounding processes, in particular to equipment and a compounding process for compounding a metal plastic composite pipe.
Background
The metal plastic composite pipe is a pipe which is formed by compounding an outer layer serving as a metal pipe and an inner layer serving as a plastic pipe through a certain process, and has the advantages of the metal pipe and a non-metal pipe. When the metal pipe and the plastic pipe are compounded and bonded, the plastic pipe needs to be heated and melted to bond the plastic pipe and the inner wall of the metal pipe, then the plastic pipe is cooled to cool and solidify the bonded part, and the plastic pipe needs to be compounded along the length direction of the pipe during compounding. However, for the pipe with a long length, the compounding difficulty is increased, and if the pipe is moved to be compounded integrally, the occupied area of the compounding production line is large.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide equipment and a compounding process for compounding a metal plastic composite pipe, wherein the equipment can be used for sequentially completing a feeding process, a clamping process, a heating and cooling process and a blanking process, and simultaneously can be used for compounding and processing a plurality of pipes, the pipes are fixed, a heating and cooling device moves to realize the compounding of the whole pipe, and the equipment is suitable for processing the pipes with longer length, so that the equipment has a compact integral structure and small occupied area, is suitable for batch compounding production lines, and has high compounding processing efficiency and high compounding performance.
In order to achieve the purpose, the invention adopts the technical scheme that
The utility model provides an equipment for metal plastic composite pipe is compound, comprises a workbench, at least a set of material device that holds in the palm, at least a set of clamping device and at least a set of heating and cooling device, hold in the palm the group number of material device, the group number of clamping device is the same with heating and cooling device's group number, the workstation includes lower workstation and the last workstation that is located workstation top down, lower workstation and last workstation pass through the support frame and connect, ask the material device to install under on the workstation, ask the material device can drive its tubular product that supports to rise or descend, clamping device centre gripping can seal the both ends of the plastic tubing of cover in the metal pipe and can exert pressure to the plastic tubing is inside, install the bottom at last workstation with heating and cooling device slidable, heating and cooling device passes the tubular product outside when sliding along last workstation.
As a further improvement of the above technical solution:
preferably, the lower workbench comprises two spacing frames which are arranged at intervals, the material supporting devices are positioned between the two spacing frames, and when the material supporting devices are provided with multiple groups, the multiple groups of material supporting devices are arranged at intervals in parallel.
The material supporting device comprises a plurality of material supporting frames which are arranged on the same straight line at intervals and a plurality of air cylinders which are respectively connected with the material supporting frames, and the air cylinders are connected with each other and drive the material supporting frames connected with the air cylinders to ascend or descend.
Preferably, the straight lines where the plurality of material supporting frames are located are parallel to the limiting frame.
Preferably, the material supporting device further comprises a plurality of second proximity switches, and one second proximity switch is arranged on each of two sides of each material supporting frame.
The equipment further comprises a conveying device, the conveying device comprises two chain wheel devices which are arranged in parallel at intervals, the chain wheel devices are arranged on two limiting frames in a crossing mode and comprise bases, chains and at least one supporting plate, the chains and the at least one supporting plate are installed on the bases, the chain is perpendicular to the limiting frames, the number of the supporting plates of each chain wheel device is the same as the number of groups of the supporting devices, the chains are installed on the bases in a transmission mode, the supporting plates are installed on the chains, and the chains drive the supporting plates to transmit along the bases.
Preferably, when the supporting plates are provided with a plurality of supporting plates, the supporting plates are arranged on the chain at intervals, the supporting plates of one chain wheel device are respectively in one-to-one correspondence with the supporting plates of the other chain wheel device, and the two corresponding supporting plates respectively support two ends of the pipe.
Preferably, the connecting line of the two corresponding supporting plates is parallel to the limiting frame.
The material transporting device also comprises a plurality of first proximity switches used for sensing the position information of the supporting plate.
The material conveying device further comprises a material conveying driving motor and a transmission shaft, two ends of the transmission shaft are respectively connected with the two chain wheel devices, and the driving motor is driven to the two chains through transmission of the transmission shaft.
The clamping device comprises two clamping structures, the two clamping structures are respectively located at two ends of the material supporting device, each clamping structure comprises a hydraulic device and a chuck, the hydraulic devices are mounted on the supporting frame, the hydraulic devices are connected with each other and drive the chucks to move in the horizontal direction, and the two chucks of the two clamping structures are arranged oppositely.
Preferably, the chuck is provided with a flexible expansion ring, the expansion ring is pressed and then contacts and tightly presses the inner wall of the plastic pipe sleeved in the metal pipe for one circle, the chuck is provided with an expansion ring inflation air pipe for providing air pressure for the expansion ring, and one chuck is also provided with a pipeline inflation air pipe for providing air pressure for the inside of the plastic pipe.
The heating and cooling device comprises a heating and cooling driving motor, a heating and cooling frame, an induction heating ring and a spraying water ring, wherein the induction heating ring and the spraying water ring are installed on the heating and cooling frame, one end of the heating and cooling frame is slidably installed at the bottom of the upper workbench, the other end of the heating and cooling frame downwardly overhangs, and the heating and cooling driving motor drives the heating and cooling frame to slide along the upper workbench.
The heating and cooling device also comprises a water vapor removing fan, and the induction heating ring, the spraying water ring and the water vapor removing fan are sequentially arranged at intervals.
Preferably, a plurality of spraying water holes are formed in the spraying water ring, and the water spraying direction of the spraying water holes faces to the central line of the spraying water ring.
The heating and cooling device also comprises intermediate frequency equipment arranged on the upper workbench, and the intermediate frequency equipment is electrically connected with the induction heating coil.
Preferably, the equipment also comprises a controller, and the first proximity switch, the second proximity switch, the air cylinder and the material conveying driving motor are all electrically connected with the controller.
The utility model provides a metal plastic composite pipe composite technology, is based on above-mentioned equipment, including material loading technology, centre gripping technology, heating cooling process and the unloading technology that carries out in proper order, wherein:
the feeding process comprises the following steps: placing the pipe on a material conveying device, starting the material conveying device, driving the pipe to move to a set position by the material conveying device, then starting a plurality of air cylinders of a material supporting device, and driving a plurality of material supporting frames to ascend and lift the pipe to separate the pipe from the material conveying device by the plurality of air cylinders;
the clamping process comprises the following steps: starting hydraulic devices, wherein two groups of hydraulic devices of the two clamping structures respectively drive the two chucks to move oppositely to the two ends of the plastic pipe clamped and sleeved in the metal pipe;
and (3) heating and cooling process: the external air supply device supplies air to the chuck to seal two ends of the plastic pipe, supplies air to the interior of the plastic pipe to expand the plastic pipe, and starts the heating and cooling driving motor which drives the induction heating ring, the spraying water ring and the water vapor removal fan to sequentially penetrate through the outside of the pipe;
the blanking process comprises the following steps: the pneumatic pressure of release chuck and the inside pneumatic pressure of plastic tubing start hydraulic means, make two clamping structures break away from tubular product, start a plurality of cylinders, a plurality of cylinders drive a plurality of work or material rest respectively and descend to the tubular product and support on the material transporting device, start the material transporting device, the material transporting device removes tubular product from the settlement position.
In the feeding process, the material conveying device is started firstly, and a supporting plate of the material conveying device is moved to the edge of the lower workbench to be connected with the pipe.
In the feeding process, two ends of the pipe are respectively supported on two supporting plates of the two chain wheel devices.
In the material loading technology, the material transporting driving motor is started, the supporting plate drives the pipe to move, after the first proximity switch senses the supporting plate, the first proximity switch sends sensing information to the controller, the controller controls the material transporting driving motor to stop, and the pipe stops at a set position.
In the heating and cooling process, along the running direction of the heating and cooling frame, the induction heating ring, the spraying water ring and the water vapor removing fan are sequentially arranged from front to back.
In the heating and cooling process, when a second proximity switch on one side of the material supporting frame senses the induction heating ring, the controller controls the air cylinder connected with the material supporting frame to drive the material supporting frame to descend to the position where the induction heating ring, the spraying water ring and the water vapor removing fan are not blocked, and when the second proximity switch on the other side of the material supporting frame senses the induction heating ring, the controller controls the air cylinder connected with the material supporting frame to drive the material supporting frame to ascend to the position where the pipe is supported again.
In the blanking process, after the material conveying device is started, the material conveying device moves the pipe from a set position to the edge of the lower workbench.
The invention has the beneficial effects that: through equipment can accomplish material loading technology, centre gripping technology, heating cooling process and unloading technology in proper order, can carry out combined machining to a plurality of tubular products simultaneously, tubular product is motionless, and heating cooling device removes the complex that realizes whole tubular product, is suitable for the longer tubular product processing of length, makes equipment overall structure is compact, area is little, is applicable to the compound production line in batches, and compound machining efficiency is high, and the recombination performance is high.
Drawings
FIG. 1 is a schematic structural diagram of one embodiment of the present invention;
fig. 2 is a schematic view of another structure of an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
A device for compounding metal plastic composite pipes is shown in figures 1 and 2 and comprises a workbench, a drag chain device, a material conveying device, a controller, a material loading frame 8, a material unloading frame 9, at least one group of material supporting devices, at least one group of clamping devices and at least one group of heating and cooling devices, wherein the number of the material supporting devices, the number of the clamping devices and the number of the heating and cooling devices are the same.
The workbench comprises a lower workbench 11 and an upper workbench 12 positioned above the lower workbench 11, and the lower workbench 11 and the upper workbench 12 are connected through a support frame 13. Specifically, two ends of the lower workbench 11 are respectively connected with two ends of the upper workbench 12 through the supporting frames 13. The lower working table 11 comprises two spacing frames 111 which are arranged at intervals, and the two spacing frames 111 are arranged at intervals in parallel.
The material supporting device is arranged on the lower workbench 11 and can drive the pipe 7 supported by the material supporting device to ascend or descend. Specifically, the material supporting device is located between the two limiting frames 111, and when the material supporting device is provided with multiple groups, the multiple groups of material supporting devices are arranged at intervals in parallel. The material supporting device comprises a plurality of second proximity switches, a plurality of material supporting frames 31 arranged on the same straight line at intervals and a plurality of air cylinders connected with the material supporting frames 31 respectively, and the air cylinders are connected with the air cylinders and drive the material supporting frames 31 connected with the air cylinders to ascend or descend. The straight line where the plurality of material supporting frames 31 are located is parallel to the limiting frame 111. Two sides of each material supporting frame 31 are respectively provided with a second proximity switch. Each set of the holding devices supports a tube 7.
The pipe 7 to be processed comprises a metal pipe and a plastic pipe, the plastic pipe is sleeved in the metal pipe, namely the plastic pipe is lining plastic, two ends of the plastic pipe respectively extend out of two ends (not shown in the figure) of the metal pipe so as to be clamped by the clamping device, and the plastic pipe and the metal pipe are not bonded.
The clamping device clamps and seals the two ends of the plastic pipe sleeved in the pipe 7 and can apply pressure to the interior of the plastic pipe. When the clamping devices are provided with a plurality of groups, each group of clamping devices respectively corresponds to a plurality of groups of material supporting devices, and each group of clamping devices clamps the plastic pipe on the material supporting device corresponding to the clamping device. The clamping device comprises two clamping structures, the two clamping structures are respectively located at two ends of the corresponding material supporting device, the clamping structures comprise a hydraulic device 411 and a chuck 412, the hydraulic device 411 is installed on the supporting frame 13, the hydraulic device 411 is connected with and drives the chuck 412 to move in the horizontal direction, and the moving direction is parallel to the limiting frame 111. The two jaws 412 of the two clamping structures are arranged opposite each other.
The clamping heads 412 are provided with flexible expansion rings, the expansion rings are pressed to contact and tightly press the inner wall of the plastic pipe sleeved in the pipe 7 for one circle, the clamping heads 412 are provided with expansion ring inflation pipes for providing air pressure for the expansion rings, and one clamping head 412 is further provided with a pipeline inflation pipe for providing air pressure for the plastic pipe.
The chuck 412 is disclosed in detail in the applicant's patent application nos. 2020114357607 and 2020114354596, and the detailed description thereof will not be repeated here.
The heating and cooling device is slidably mounted on the bottom of the upper table 12, and passes through the outside of the pipe 7 while sliding along the upper table 12. When the heating and cooling devices are provided with a plurality of groups, the plurality of groups of heating and cooling devices respectively correspond to the plurality of groups of material supporting devices or the plurality of groups of clamping devices, and each group of heating and cooling devices passes through the pipe 7 supported by the corresponding material supporting device or the plastic pipe clamped by the corresponding clamping device.
The heating and cooling device comprises an intermediate frequency device 55, a cooling device 56, a heating and cooling driving motor, a heating and cooling frame 51, and an induction heating coil 52, a spraying water coil and a water vapor removing fan 53 which are arranged on the heating and cooling frame 51, wherein the induction heating coil 52, the spraying water coil and the water vapor removing fan 53 are sequentially arranged at intervals. One end of the heating and cooling frame 51 is slidably mounted at the bottom of the upper working table 12, and the other end of the heating and cooling frame is suspended downward, the heating and cooling driving motor drives the heating and cooling frame 51 to slide along the upper working table 12, and drives the induction heating coil 52, the spraying water coil and the water vapor removal fan 53 to move, and the moving direction is parallel to the limiting frame 111 or the pipe 7.
The technical scheme that the heating and cooling driving motor drives the heating and cooling frame 51 to move along the upper workbench 12 can be realized through a screw rod mechanism, two ends of a screw rod are mounted at the bottom of the upper workbench 12 through bearings, the heating and cooling frame 51 is in threaded connection with the screw rod, the heating and cooling driving motor drives the screw rod to rotate, the heating and cooling frame 51 moves along the screw rod, and the heating and cooling frame 51 can move reversely by switching the steering of the heating and cooling driving motor. It should be noted that other solutions in the prior art can be adopted for the movement of the heating and cooling rack 51, and are not described herein again.
The spraying water ring is provided with a plurality of spraying water holes, and the water spraying direction of the plurality of spraying water holes faces to the central line of the spraying water ring.
The intermediate frequency device 55 is mounted on the upper table 12, and the intermediate frequency device 55 and the induction heating coil 52 are electrically connected. The cooling device 56 is used to cool the intermediate frequency device 55.
An infrared thermometer may also be provided on the heating and cooling frame 51 for measuring the temperature of the pipe wall at the processing location.
The material conveying device comprises a driving motor 21, a transmission shaft 22 and two chain wheel devices 23 which are arranged in parallel at intervals, two ends of the transmission shaft 22 are respectively connected with the two chain wheel devices 23, and the driving motor 21 transmits and drives the two chain wheel devices 23 through the transmission shaft 22.
The sprocket device 23 straddles the two stopper brackets 111. Specifically, the sprocket assembly 23 includes a base and a chain 232 mounted on the base, at least one support plate 233, and a plurality of first proximity switches for sensing positional information of the support plate 233. The chain 232 is arranged on the base through a transmission wheel, the transmission shaft 22 is connected with and drives the transmission wheel to transmit, and the transmission wheel drives the chain 232 to transmit. The chain 232 is perpendicular to the limiting frame 111, the number of the supporting plates 233 of each chain wheel device 23 is the same as the number of the groups of the material supporting devices, the chain 232 can be installed on the base in a transmission mode, the supporting plates 233 are installed on the chain 232, and the chain 232 drives the supporting plates 233 to transmit along the base.
When the supporting plate 233 is provided in plural, the plural supporting plates 233 are arranged on the chain 232 at intervals, the plural supporting plates 233 of one sprocket device 23 correspond to the plural supporting plates 233 of another sprocket device 23 one by one, and the two corresponding supporting plates 233 support both ends of the tube 7, respectively. The connecting line of the two corresponding supporting plates 233 is parallel to the limiting frame 111.
The first proximity switch, the second proximity switch, the air cylinder and the material conveying driving motor 21 are all electrically connected with the controller.
The feeding frame 8 is used for feeding, and the discharging frame 9 is used for discharging. The feeding frame 8 and the discharging frame 9 are respectively positioned at two sides of the lower workbench 11. The feeding frame 8 and the discharging frame 9 are simple supporting frames.
The drag chain device is positioned on the upper workbench 12 and used for dynamically tidying the cables of the equipment, the drag chain device comprises a bracket 61 and a drag chain 62, and the bracket 61 drives the drag chain 62 to move along the upper workbench 12 so as to enable the cables to dynamically adapt to the movement of devices such as a heating and cooling device and the like for connecting the cables.
The metal plastic composite pipe compounding process based on the equipment comprises a feeding process, a clamping process, a heating and cooling process and a blanking process which are sequentially carried out.
The feeding process comprises the following steps: arranging the tubular product 7 on the material conveying device, starting the material conveying device, driving the tubular product 7 to move to a set position by the material conveying device, then starting a plurality of cylinders of the material supporting device, and driving a plurality of material supporting frames 31 to ascend respectively to lift the tubular product 7 so as to separate the tubular product from the material conveying device.
In the feeding process, a pipe 7 to be processed is placed on the feeding frame 8 on one side of the lower workbench 11, then the material conveying device is started, the supporting plates 233 of the material conveying device are moved to the edge of the lower workbench 11 to be connected with the feeding frame 8, the pipe 7 on the feeding frame 8 can be pushed into a group of corresponding supporting plates 233 of the material conveying device through manpower or equipment, and two ends of the pipe 7 are respectively supported on two corresponding supporting plates 233 of the two chain wheel devices 23. Then, the material conveying driving motor 21 is started, the supporting plate 233 drives the pipe 7 to move, when the first proximity switch senses the supporting plate 233, the first proximity switch sends sensing information to the controller, the controller controls the material conveying driving motor 21 to stop, and the pipe 7 stops at a set position.
After the material conveying driving motor 21 stops, the two corresponding supporting plates 233 of the two chain wheel devices 23 and the plurality of material supporting frames 31 of the group of material supporting devices are in a straight line, so that the material supporting frames 31 can lift the pipe 7 conveniently.
The clamping process comprises the following steps: the hydraulic devices 411 are started, and the two sets of hydraulic devices 411 of the two clamping structures respectively drive the two chucks 412 to move oppositely to the two ends of the plastic pipe clamped and sleeved in the pipe 7.
In the clamping process, parameters such as the position of the hydraulic device 411, the position of the chuck 412, the set position when the supporting plate 233 stops, and the lifting height of the material support frame 31 are designed in advance, so that after the material support frame 31 lifts the pipe 7, the center line of the pipe 7 and the center line of the chuck 412 coincide or have an error within a set range, and the hydraulic device 411 can clamp the plastic pipe sleeved in the pipe 7 when driving the chuck 412 to move linearly. Or the collet 412 may be positioned in a manner that the position of the collet 412 is adjustable in three dimensions, such that the collet 412 may ultimately be able to accurately grip the plastic tube by adjusting the position of the collet 412.
And (3) heating and cooling process: the external air supply device supplies air to the chuck 412 to enable the chuck to be sleeved at two ends of the plastic pipe in the pipe 7 in a sealing mode, supplies air to the inside of the plastic pipe to enable the plastic pipe to expand the lining, starts the heating and cooling driving motor, and drives the induction heating ring 52, the spraying water ring and the water vapor removing fan 53 to sequentially penetrate through the outside of the pipe 7;
in the heating and cooling process, when the second proximity switch on one side of one material supporting frame 31 senses the induction heating coil 52, the induction heating coil 52 is close, and the controller controls the air cylinder connected with the material supporting frame 31 to drive the material supporting frame 31 to descend to the position where the induction heating coil 52, the spraying water ring and the water vapor removal fan 53 are not blocked. When the second proximity switch on the other side of the material supporting frame 31 senses the induction heating coil 52, which indicates that the induction heating coil 52 passes through and starts to get away from the material supporting frame 31, the controller controls the cylinder connected to the material supporting frame 31 to drive the material supporting frame 31 to ascend to support the tube 7 again. The induction heating coil 52, the shower water coil, and the water vapor removal fan 53 are sequentially arranged from front to rear in the running direction of the heating and cooling rack 51. The induction heating coil 52 heats and melts the plastic pipe inside the pipe 7 near the pipe wall, and the melt is adhered to the inner wall of the pipe. And then the spraying water ring sprays cooling water on the outer wall of the pipe, and the melt in the pipe is cooled and solidified and is stably bonded on the inner wall of the pipe. Finally, the water vapor removing fan 53 removes the water vapor of the cooling water sprayed from the spray water ring, so that the infrared thermometer can accurately measure the temperature of the pipe wall. When the temperature detected by the infrared thermometer is not in the set range, the wall temperature of the pipe can be adjusted by adjusting the heating temperature of the induction heating coil 52 or the spraying water amount of the spraying water coil, so that the pipe 7 is at the temperature required by the more favorable composite process.
The blanking process comprises the following steps: the air pressure of the clamping head 412 and the air pressure of the plastic pipe inside the pipe 7 are released, the hydraulic device 411 is started, the two clamping structures are separated from the plastic pipe inside the pipe 7, the plurality of air cylinders are started, the plurality of air cylinders respectively drive the plurality of material supporting frames 31 to descend to the pipe 7 to be supported on the material conveying device, the material conveying device is started, and the material conveying device moves the pipe 7 away from the set position.
In the blanking process, after the material conveying device is started, the material conveying device moves the pipe 7 from the set position to the edge of the lower workbench 11 to be connected with the blanking frame 9, and the pipe 7 on the supporting plate 233 is pushed into the blanking frame 9 manually or by equipment.
It should be noted that, when a plurality of groups of material supporting devices are arranged, the equipment can process a plurality of pipes 7 at the same time and can share one set of material conveying device, so that the whole structure of the equipment is more compact.
Finally, it must be said here that: the above embodiments are only used for further detailed description of the technical solutions of the present invention, and should not be understood as limiting the scope of the present invention, and the insubstantial modifications and adaptations made by those skilled in the art according to the above descriptions of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides an equipment that is used for metal plastic composite pipe to compound which characterized in that: the device comprises a workbench, at least one group of material supporting devices, at least one group of clamping devices and at least one group of heating and cooling devices, the number of groups of the material supporting devices is the same as that of the groups of the clamping devices, the workbench comprises a lower workbench (11) and an upper workbench (12) positioned above the lower workbench (11), the lower workbench (11) and the upper workbench (12) are connected through a support frame (13), the material supporting devices are installed on the lower workbench (11), the material supporting devices can drive a pipe (7) supported by the material supporting devices to ascend or descend, the clamping devices can clamp and seal two ends of a plastic pipe sleeved inside the pipe (7) and can apply pressure to the inside of the plastic pipe, the heating and cooling devices are installed at the bottom of the upper workbench (12) in a sliding mode, and the heating and cooling devices penetrate through the outside of the pipe (7) when sliding along the upper workbench (12).
2. The apparatus of claim 1, wherein: lower workstation (11) include two spacing (111) of interval arrangement, hold in the palm the material device and lie in between two spacing (111), when holding in the palm the material device and being equipped with the multiunit, the multiunit holds in the palm the parallel interval arrangement of material device.
3. The apparatus of claim 2, wherein: the material supporting device comprises a plurality of material supporting frames (31) which are arranged on the same straight line at intervals and a plurality of air cylinders which are respectively connected with the material supporting frames (31), and the air cylinders are connected with each other and drive the material supporting frames (31) connected with the air cylinders to ascend or descend.
4. The apparatus of claim 3, wherein: the straight lines where the plurality of material supporting frames (31) are located are parallel to the limiting frame (111).
5. The apparatus of claim 3, wherein: the material supporting device further comprises a plurality of second proximity switches, and one second proximity switch is arranged on each of two sides of each material supporting frame (31).
6. The apparatus according to any one of claims 2 to 5, wherein: the equipment further comprises a conveying device, the conveying device comprises two chain wheel devices (23) which are arranged in parallel at intervals, the chain wheel devices (23) are arranged on two limiting frames (111) in a crossing mode, each chain wheel device (23) comprises a base and a chain (232) installed on the base, at least one supporting plate (233) is arranged, the chain (232) is perpendicular to the limiting frames (111), the number of the supporting plates (233) of each chain wheel device (23) is the same as the number of groups of the supporting devices, the chains (232) can be installed on the base in a transmission mode, the supporting plates (233) are installed on the chains (232), and the chains (232) drive the supporting plates (233) to transmit along the bases.
7. The apparatus of claim 6, wherein: the material transporting device also comprises a plurality of first proximity switches for sensing position information of the supporting plates (233).
8. The apparatus of claim 2, wherein: the clamping device comprises two clamping structures, the two clamping structures are respectively located at two ends of the material supporting device and comprise a hydraulic device (411) and chucks (412), the hydraulic device (411) is installed on the supporting frame (13), the hydraulic device (411) is connected with and drives the chucks (412) to move in the horizontal direction, and the two chucks (412) of the two clamping structures are arranged oppositely.
9. A metal plastic composite pipe compounding process based on the equipment of claim 17, wherein: the method comprises a feeding process, a clamping process, a heating and cooling process and a blanking process which are sequentially carried out, wherein:
the feeding process comprises the following steps: the method comprises the following steps of placing a pipe (7) on a material conveying device, starting the material conveying device, driving the pipe (7) to run to a set position by the material conveying device, then starting a plurality of air cylinders of a material supporting device, and driving a plurality of material supporting frames (31) to ascend and lift the pipe (7) to separate from the material conveying device by the air cylinders;
the clamping process comprises the following steps: starting hydraulic devices (411), wherein two groups of hydraulic devices (411) of the two clamping structures respectively drive the two chucks (412) to move oppositely to the two ends of the plastic pipe clamped and sleeved in the pipe (7);
and (3) heating and cooling process: the external air supply device supplies air to the chuck (412) to seal the two ends of the plastic pipe, supplies air to the interior of the plastic pipe to expand the plastic pipe, and starts the heating and cooling driving motor which drives the induction heating ring (52), the spraying water ring and the water vapor removal fan (53) to sequentially penetrate through the outside of the pipe (7);
the blanking process comprises the following steps: the pneumatic pressure of release chuck (412) and the atmospheric pressure in the plastic tubing start hydraulic means (411), make two clamping structures break away from tubular product (7), start a plurality of cylinders, a plurality of cylinders drive a plurality of work or material rest (31) respectively and descend to tubular product (7) and support on the material transporting device, start the material transporting device, the material transporting device removes tubular product (7) from the settlement position.
10. The composite process according to claim 18, characterized in that: in the feeding process, the conveying device is started firstly, so that the supporting plate (233) of the conveying device moves to the edge of the lower workbench (11) to be connected with the pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011437046.1A CN112622288A (en) | 2020-12-11 | 2020-12-11 | Equipment and process for compounding metal plastic composite pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011437046.1A CN112622288A (en) | 2020-12-11 | 2020-12-11 | Equipment and process for compounding metal plastic composite pipe |
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| CN112622288A true CN112622288A (en) | 2021-04-09 |
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| CN202011437046.1A Pending CN112622288A (en) | 2020-12-11 | 2020-12-11 | Equipment and process for compounding metal plastic composite pipe |
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| CN113351433A (en) * | 2021-07-02 | 2021-09-07 | 江苏圣泰防腐设备东台有限公司 | Anti-corrosion fixing equipment and method based on rotational molding process |
| CN113386363A (en) * | 2021-05-26 | 2021-09-14 | 湖南振辉管业有限公司 | Composite device for metal plastic composite pipe composite process |
| CN113427781A (en) * | 2021-05-26 | 2021-09-24 | 湖南振辉管业有限公司 | Feeding device for pipe machining process |
| CN114396758A (en) * | 2021-12-23 | 2022-04-26 | 张晶晶 | Cooling equipment for machining production pipe |
| WO2022121676A1 (en) * | 2020-12-11 | 2022-06-16 | 湖南振辉管业有限公司 | Metal-plastic composite pipe compounding device and compounding process |
| CN117400542A (en) * | 2023-12-14 | 2024-01-16 | 宝成重工有限公司 | Automatic casing equipment, plastic-lined composite pipe fitting and casing process |
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| CN117400542A (en) * | 2023-12-14 | 2024-01-16 | 宝成重工有限公司 | Automatic casing equipment, plastic-lined composite pipe fitting and casing process |
| CN117400542B (en) * | 2023-12-14 | 2024-04-16 | 宝成重工有限公司 | Automatic casing equipment, plastic-lined composite pipe fitting and casing process |
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