CN116766453B - MPP pipeline production is with traction auxiliary device with heat dissipation function - Google Patents

MPP pipeline production is with traction auxiliary device with heat dissipation function Download PDF

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Publication number
CN116766453B
CN116766453B CN202310815367.8A CN202310815367A CN116766453B CN 116766453 B CN116766453 B CN 116766453B CN 202310815367 A CN202310815367 A CN 202310815367A CN 116766453 B CN116766453 B CN 116766453B
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China
Prior art keywords
outer diameter
inner diameter
bracket
mpp
rotating shaft
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CN202310815367.8A
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Chinese (zh)
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CN116766453A (en
Inventor
骆李磊
韩璐
杨铭钢
李建丰
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Hangzhou Taide Electromechanical Co ltd
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Hangzhou Taide Electromechanical Co ltd
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Priority to CN202310815367.8A priority Critical patent/CN116766453B/en
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Classifications

    • 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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/002—Handling tubes, e.g. transferring between shaping stations, loading on mandrels
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • 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 traction auxiliary device with the heat dissipation function for the MPP pipeline production comprises a bracket, a calibration mechanism, a traction mechanism, a cooling mechanism and an induced draft fan; the bracket is used for bearing the MPP pipeline and is rotatably provided with a driving roller; the calibration mechanism is arranged at the inlet end of the MPP pipeline on the bracket and is used for enabling the MPP pipeline to be positioned at the middle position; the traction mechanism is arranged on the bracket and used for fixing the forefront end of the MPP pipeline and integrally dragging the MPP pipeline to the bracket; the cooling mechanism is arranged at the inlet end of the MPP pipeline on the bracket and is positioned in front of the calibration mechanism; the induced draft fan is arranged on the bracket, and the blowing pipe of the induced draft fan is communicated with the MPP pipeline through the traction mechanism; according to the invention, through the matching design of the calibration mechanism and the traction mechanism, MPP pipelines with different diameters produced on an automatic traction production line are realized, so that the labor is greatly saved, and the working efficiency is improved; the cooling mechanism and the induced draft fan are used for radiating, so that the problem that various devices are damaged due to the higher temperature of the MPP pipeline is effectively avoided.

Description

MPP pipeline production is with traction auxiliary device with heat dissipation function
Technical Field
The invention relates to the technical field of MPP pipeline production, in particular to a traction auxiliary device with a heat dissipation function for MPP pipeline production.
Background
The MPP pipe is also called MPP power cable protection pipe, adopts modified polypropylene as a main raw material, has the characteristics of high temperature resistance and external pressure resistance, is suitable for medium and low voltage transmission line cable calandria pipes below 10KV, and can be widely applied to pipeline engineering of municipal administration, telecommunication, electric power, coal gas, tap water, heating power and the like. When the existing MPP pipes are produced and formed, the traction work of the formed corrugated pipes is finished through the traction device due to the fact that the length of the MPP pipes is too long, and the existing MPP pipes with one diameter are simply guided and positioned by the existing traction device, so that the MPP pipes are pulled out from a production line, but MPP pipes with different diameters are needed in actual engineering; meanwhile, when the MPP pipe comes out of the production line, the temperature on the pipe body is higher, most of the existing traction devices do not have a heat dissipation function, and the MPP pipe is easy to damage due to the higher temperature.
Therefore, it is needed to provide a traction auxiliary device for producing the MPP pipeline, which can be used for traction of the MPP pipelines with different diameters and has a heat dissipation function.
Disclosure of Invention
Aiming at the problems, the invention provides a traction auxiliary device with a heat dissipation function for MPP pipeline production, and the technical scheme is as follows:
the traction auxiliary device with the heat dissipation function for the MPP pipeline production comprises a bracket, a calibration mechanism, a traction mechanism, a cooling mechanism and an induced draft fan; the support is used for bearing the MPP pipeline, and a driving roller is rotatably arranged on the support; the calibration mechanism is at least provided with a group, is arranged at the inlet end of the MPP pipeline on the bracket and is used for enabling the MPP pipeline to be positioned at the middle position; the traction mechanism is arranged on the bracket and used for fixing the forefront end of the MPP pipeline and integrally dragging the MPP pipeline to the bracket; the cooling mechanism is arranged at the inlet end of the MPP pipeline on the bracket and is positioned in front of the calibrating mechanism and used for radiating heat for the pipe wall of the MPP pipeline; the induced draft fan is arranged on the support, and the blowing pipe of the induced draft fan is communicated with the MPP pipeline through the traction mechanism and blows air to the interior of the MPP pipeline to cool the interior of the MPP pipeline.
Further, the calibration mechanism comprises a motor I, a bidirectional screw rod and a clamping plate; the two-way screw rod is horizontally arranged on the bracket and is mutually perpendicular to the moving direction of the MPP pipeline, and the two-way screw rod is provided with two first sliding blocks which are symmetrically and slidingly arranged at the left end and the right end of the two-way screw rod respectively; the first motor is arranged on the bracket, and the output end of the first motor is coaxially and fixedly connected with one end of the bidirectional screw rod; the clamping plates are arranged, each clamping plate is fixedly connected with a sliding block I at one end and used for clamping the MPP pipeline, so that the MPP pipeline is positioned in the middle of the bracket; at least one anti-abrasion wheel is vertically and rotatably arranged on each clamping plate to prevent the MPP pipeline from being abraded in the moving process.
Further, the traction mechanism comprises a bevel gear set I, a transmission shaft, a transmission assembly I, a screw rod I, a movable frame, a screw rod II, a motor II, a mounting frame and a pipe wall clamping and fixing device; the transmission shaft is horizontally and rotatably arranged on the bracket and is parallel to the moving direction of the MPP pipeline, and the bidirectional screw rod drives the transmission shaft to synchronously rotate through the bevel gear group I; the second lead screw is horizontally and rotatably arranged at the upper part of the bracket and is parallel to the moving direction of the MPP pipeline, a third slider is arranged on the second lead screw, one end of the second lead screw is fixedly connected with the output end of a second motor, and the second motor is arranged on the bracket; the movable frame is fixedly connected with the sliding block III and is simultaneously installed on the bracket in a sliding manner; the first screw rod is vertically and rotatably arranged on the movable frame, and the transmission shaft drives the screw rod to synchronously rotate through a transmission assembly; the first lead screw is provided with a second slider, and the front end of the mounting frame is fixedly connected with the second slider; the pipe wall clamping and fixing device is arranged on the mounting frame and used for clamping the pipe wall of the MPP pipeline; the middle part of mounting bracket is equipped with the through-hole, and communicates with the blowpipe of draught fan.
Further, the pipe wall clamping and fixing device comprises an outer diameter fixing device, an inner diameter fixing device and an inner diameter and outer diameter gear driving device; the mounting frame is provided with a front mounting plate, a middle mounting plate and a rear mounting plate, the front mounting plate is fixedly connected with the second sliding block, and at least three linear sliding grooves are formed in the rear mounting plate in a radial manner by taking the center as the center of a circle; the outer diameter fixing device comprises an outer diameter turntable, an outer diameter fixing plate, an outer diameter gear, an outer diameter ratchet wheel and an outer diameter pawl; the outer diameter fixing plates are corresponding to the linear sliding grooves in number, and the outer diameter rotary table is correspondingly provided with the same number of inclined sliding grooves which are uniformly distributed and run clockwise or anticlockwise by taking the right center of the outer diameter rotary table as the center of a circle and correspond to the linear sliding grooves; the front end of the outer diameter fixing plate is slidably arranged in the inclined line chute, the middle part of the outer diameter fixing plate is slidably arranged in the straight line chute, and the rear end of the outer diameter fixing plate is used for clamping the outer wall of the MPP pipeline; the center of the outer diameter turntable is fixedly provided with an outer diameter rotating shaft, the outer diameter rotating shaft is provided with a through hole, and the outer diameter rotating shaft is rotatably arranged on a mounting plate in the middle of the mounting frame; the outer diameter gear and the outer diameter ratchet wheel are coaxially and fixedly arranged on the outer diameter rotating shaft, and the outer diameter pawl is rotatably arranged on the middle mounting plate and matched with the outer diameter ratchet wheel so that the outer diameter rotating shaft only rotates along one direction;
the inner diameter fixing device has the same structure as the outer diameter fixing device and comprises an inner diameter rotary table, an inner diameter fixing plate, an inner diameter gear, an inner diameter ratchet wheel and an inner diameter pawl; the inner diameter turntable and the outer diameter turntable have the same structure but smaller overall size, an inner diameter rotating shaft is fixedly arranged at the center of the inner diameter turntable, a through hole is formed in the inner diameter rotating shaft, and the inner diameter turntable and the inner diameter fixing plate are assembled in the same manner as the outer diameter turntable and the outer diameter fixing plate and are positioned on the inner side of the outer diameter fixing plate; the inner diameter gear and the inner diameter ratchet wheel are coaxially and fixedly arranged on the inner diameter rotating shaft, and the inner diameter pawl is rotatably arranged on the middle mounting plate and matched with the inner diameter ratchet wheel so that the inner diameter rotating shaft only rotates along one direction; the inner diameter rotating shaft is arranged on the mounting plate in the middle of the mounting frame and is coaxial with the outer diameter rotating shaft and rotates independently; the inner diameter gear driving device and the outer diameter gear driving device are arranged on the mounting frame and used for driving the outer diameter gear and the inner diameter gear to rotate.
Further, the inner and outer diameter gear driving device comprises a motor III, a rotating shaft and a driving gear moving device; the outer diameter gear, the outer diameter ratchet wheel, the outer diameter pawl, the inner diameter gear, the inner diameter ratchet wheel and the inner diameter pawl are all positioned in front of the mounting plate in the middle of the mounting frame; the rotating shaft is rotatably arranged on the mounting frame, a sliding rail is arranged on the rotating shaft, a driving gear is slidably arranged on the sliding rail, the driving gear is coaxial with the rotating shaft, and the rotating shaft drives the driving gear to rotate; the motor III is arranged on the mounting frame, and the output end of the motor III is coaxially and fixedly connected with the rotating shaft; the driving gear moving device comprises a motor IV, a rotating rod and a sliding block IV, a transverse sliding groove parallel to the rotating shaft is formed in the position, located on one side of the rotating shaft, of the mounting frame, and the sliding block IV is slidably arranged in the transverse sliding groove; a C-shaped frame is arranged at one end of the sliding block IV, which faces the driving gear, and the C-shaped frame is in relative rotation fit with the driving gear, and drives the driving gear to slide back and forth through the back and forth sliding of the sliding block IV, so that the driving gear is intermittently meshed with the outer diameter gear and the inner diameter gear; the other end of the sliding block IV is provided with a vertical sliding groove, one end of the rotating rod is slidably and rotatably arranged in the vertical sliding groove, the other end of the rotating rod is fixedly connected with the output end of the motor IV, and the length of the vertical sliding groove is greater than that of the rotating rod, so that the rotating rod intermittently rotates by taking the output end of the motor IV as a circle center; and the motor IV is arranged on the mounting frame.
Further, the cooling mechanism comprises a water tank, a water pump, a water pipe and a spray head; the water tank is arranged below the inlet end of the MPP pipeline of the bracket, the water pump is arranged in the water tank, the water pipe is communicated with the water pump, and the water pipe is arranged on the bracket and surrounds the MPP pipeline; at least two spray heads are arranged on the water pipe, and are symmetrically distributed on two sides of the MPP pipeline and spray water to the MPP pipeline.
Further, a water outlet and a water inlet are arranged on the water tank, a water inlet valve is arranged on the water inlet, and a water outlet valve is arranged on the water outlet.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. according to the invention, through the matching design of the calibration mechanism and the traction mechanism, the MPP pipelines with different diameters produced on the automatic traction production line are realized, the application range is wide, the manpower is greatly saved, and the working efficiency is improved.
2. The cooling mechanism and the induced draft fan are used for radiating heat in the process of pulling the MPP pipeline, so that the problem that various equipment is damaged due to the higher temperature of the MPP pipeline is effectively avoided.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the stent of the present invention.
Fig. 3-4 are schematic structural views of the calibration mechanism of the present invention.
Fig. 5-7 are schematic structural views of the traction mechanism of the present invention.
Fig. 8 is a schematic diagram of an exploded construction of the traction mechanism of the present invention.
Fig. 9-10 are schematic views of the assembled structure of the mounting bracket and its internal devices according to the present invention.
Fig. 11 is a schematic view of a partially enlarged structure at a in fig. 9 according to the present invention.
Fig. 12 is a partially enlarged schematic view of the structure of fig. 10B according to the present invention.
Fig. 13-15 are schematic structural views of the cooling mechanism of the present invention.
Drawings
1-a bracket; 101-a driving roller; 2-a calibration mechanism; 201-motor one; 202-a bidirectional screw; 203-clamping plate (2031-anti-wear wheel); 3-traction mechanism; 301-a first bevel gear set; 302-a transmission shaft; 303-first transmission assembly; 304-a first lead screw; 305-moving a rack; 306-a second lead screw; 307-motor two; 308-mounting frame; 309-outer diameter fixing means (3091-outer diameter turntable; 3092-outer diameter fixing plate; 3093-outer diameter gear; 3094-outer diameter ratchet; 3095-outer diameter pawl); 310-inner diameter fixing device (3101-inner diameter turntable; 3102-inner diameter fixing plate; 3103-inner diameter gear; 3104-inner diameter ratchet; 3105-inner diameter pawl); 311-motor three; 312-a rotation shaft (3121-a drive gear); 313-drive gear movement means (3131-motor four; 3132-rotating rod; 3133-slider four); 4-a cooling mechanism; 401-a water tank (4011-a water inlet valve; 4012-a water outlet valve); 402-a water pump; 403-water pipe; 404-spray head; 5-induced draft fan.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be embodied in many other forms than described herein, and persons skilled in the art will be able to make similar modifications without departing from the spirit of the invention, so that the invention is not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "in", "out", "front", "rear", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience in describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention.
Examples:
the MPP pipeline pulling device is used for pulling MPP pipelines with different outer diameters from a production line; the back end of the equipment is connected with an MPP pipeline production line;
as shown in fig. 1, the traction auxiliary device with the heat dissipation function for producing the MPP pipeline comprises a bracket 1, a calibration mechanism 2, a traction mechanism 3, a cooling mechanism 4 and an induced draft fan 5;
as a specific implementation manner of the embodiment, as shown in fig. 2, a base is mounted on a bracket 1, an isosceles triangle bracket is fixedly mounted at the rear end of the base, a rectangular bracket is fixedly mounted at the front end of the base, and the isosceles triangle bracket is connected with the top end of the rectangular bracket through a horizontal connecting rod; the left end and the right end of the isosceles triangle support are symmetrically provided with L-shaped support rods, the bottom ends of the vertical rods of the L-shaped support rods are fixedly arranged on the base, and the transverse rods face inwards and are used for installing the calibration mechanism 2; the length of the base is longer than that of the MPP pipeline to be towed; the base is horizontally provided with driving rollers 101 for conveying the MPP pipeline, and the number of the driving rollers 101 is positively related to the length of the MPP pipeline;
as a specific implementation of this embodiment, as shown in fig. 3 and 4, the calibration mechanism 2 includes a motor one 201, a bi-directional screw 202, and a clamping plate 203; the bidirectional screw rod 202 is horizontally arranged and mutually perpendicular to the moving direction of the MPP pipeline, and the left end and the right end of the bidirectional screw rod are respectively arranged on the vertical rods of the L-shaped supporting rods; two sliding blocks I are arranged on the bidirectional screw rod 202 and are symmetrically and slidingly arranged at the left end and the right end of the bidirectional screw rod 202 respectively; the two clamping plates 203 are arranged, the middle part of each clamping plate 203 is fixedly connected with a first sliding block at one end, and the upper end of each clamping plate 203 is slidably arranged on a cross rod of the L-shaped supporting rod at the corresponding side; two anti-wear wheels 2031 are vertically and parallelly rotatably arranged at the lower part of each clamping plate 203; the first motor 201 is arranged on a vertical rod of the L-shaped supporting rod at the left side, and the output end of the first motor is coaxially and fixedly connected with the left end of the bidirectional screw rod 202;
after the first motor 201 is started, the first sliding blocks are driven to be close to or far away from each other, so that the two clamping plates 203 are driven to move; the clamping plates 203 are close to each other so as to clamp the MPP pipeline on the base; during the process of the MPP pipe being pulled, the anti-abrasion wheel 2031 rotates, preventing the MPP pipe from being abraded during the moving process;
as a specific implementation of this embodiment, as shown in fig. 5-12, the traction mechanism 3 includes a first bevel gear set 301, a transmission shaft 302, a first transmission assembly 303, a first screw 304, a moving frame 305, a second screw 306, a second motor 307, a mounting frame 308, an outer diameter fixing device 309, an inner diameter fixing device 310, a third motor 311, a rotation shaft 312, and a driving gear moving device;
the first bevel gear set 301 comprises a first input bevel gear and a second output bevel gear, the first input bevel gear is coaxially and fixedly connected with the right end of the bidirectional screw 202, the second output bevel gear is coaxially and fixedly connected with the rear end of the transmission shaft 302, and the first input bevel gear is meshed with the second output bevel gear; the transmission shaft 302 is horizontally arranged, the rear end of the transmission shaft is rotatably arranged on the outer side of the right side L-shaped support rod vertical rod, and the front end of the transmission shaft is rotatably arranged on the right side of the rectangular support; the first transmission assembly 303 comprises a transmission wheel, a transmission belt and a second bevel gear set, wherein the second bevel gear set comprises a second input bevel gear and a second output bevel gear; two driving wheels are arranged, one driving wheel is fixedly connected with the rear end of the driving shaft 302 in a coaxial manner, the other driving wheel is fixedly connected with the second input bevel gear in a coaxial manner through a rotating shaft, and the rotating shaft is rotatably arranged on the movable frame 305; the first lead screw 304 is vertically arranged on the movable frame 305, a second slider is slidably arranged on the first lead screw, the top end of the first lead screw is fixedly connected with the second output bevel gear coaxially, and the second input bevel gear is meshed with the second output bevel gear; the second lead screw 306 is horizontally arranged and parallel to the moving direction of the MPP pipeline, the front end of the second lead screw is arranged at the upper end of the rectangular bracket, the rear end of the second lead screw is arranged at the upper end of the isosceles triangle bracket, and the second lead screw 306 is provided with a third slide block; the second motor 307 is arranged at the upper end of the isosceles triangle bracket, and the output end is fixedly connected with the bidirectional screw rod in a coaxial way; the right end of the movable frame 305 is slidably arranged on the transmission shaft 302, and the upper end is fixedly connected with the sliding block III and slidably arranged on the horizontal connecting rod;
the mounting frame 308 is provided with a front mounting plate, a middle mounting plate and a rear mounting plate, the three mounting plates are mutually parallel and are coaxially connected together through a connecting plate, the front mounting plate is fixedly connected with the second sliding block, and the rear mounting plate is provided with three linear sliding grooves in a radial shape by taking the axle center as the center of a circle; the axle centers of the middle mounting plate and the rear mounting plate are respectively provided with a through hole;
the outer diameter fixing device 309 includes an outer diameter turntable 3091, an outer diameter fixing plate 3092, an outer diameter gear 3093, an outer diameter ratchet 3094, and an outer diameter pawl 3095; the outer diameter fixing plates 3092 are three, the outer diameter turntable 3091 is provided with three oblique line grooves which are uniformly distributed and run clockwise by taking the center of the outer diameter turntable 3091 as the center of a circle and correspond to the straight line grooves, the axle center of the outer diameter turntable 3091 is fixedly provided with an outer diameter rotating shaft, and the outer diameter rotating shaft is provided with a through hole; the outer diameter rotating shaft is rotatably arranged on the middle mounting plate of the mounting frame 308; the front end of the outer diameter fixing plate 3092 is slidably arranged in the inclined line chute, the middle part of the outer diameter fixing plate is slidably arranged in the straight line chute, and the rear end of the outer diameter fixing plate is used for clamping the outer wall of the MPP pipeline; the outer diameter gear 3093 and the outer diameter ratchet 3094 are coaxially and fixedly arranged on the outer diameter rotating shaft, and the outer diameter pawl 3095 is matched with the outer diameter ratchet 3094, so that the outer diameter rotating shaft rotates only in one direction;
the inside diameter fixture 310 is identical in structure to the outside diameter fixture 309, and includes an inside diameter turntable 3101, an inside diameter fixing plate 3102, an inside diameter gear 3103, an inside diameter ratchet 3104, and an inside diameter pawl 3105; the inner diameter turntable 3101 has the same structure as the outer diameter turntable 3091 but has smaller overall size, the axle center of the inner diameter turntable 3101 is fixedly provided with an inner diameter rotating shaft, the inner diameter rotating shaft is provided with a through hole, the assembly mode of the inner diameter turntable 3101 and the inner diameter fixing plate 3102 is the same as the assembly mode of the outer diameter turntable 3091 and the outer diameter fixing plate 3092, and the inner diameter turntable 3101 and the inner diameter fixing plate 3092 are positioned at the inner side of the outer diameter fixing plate 3092; the inner diameter gear 3103 and the inner diameter ratchet wheel 3104 are coaxially and fixedly arranged on the inner diameter rotating shaft, and the inner diameter pawl 3105 is matched with the inner diameter ratchet wheel 3104 to enable the inner diameter rotating shaft to rotate in one direction only; the inner diameter rotating shaft is arranged on the middle mounting plate of the mounting frame 308, and is coaxial with the outer diameter rotating shaft and rotates independently;
outer diameter gear 3093, outer diameter ratchet 3094, inner diameter gear 3103, inner diameter ratchet 3104, outer diameter pawl 3095 and inner diameter pawl 3105 are all located in front of the front mounting plate; the outer diameter pawl 3095 and the inner diameter pawl 3105 are both rotatably mounted on the same transverse shaft which is horizontally arranged and mutually perpendicular to the front mounting plate, the rear end of the transverse shaft is fixedly mounted on the front mounting plate, and the pitching angles of the outer diameter pawl 3095 and the inner diameter pawl 3105 are manually changed; the through holes on the outer diameter rotating shaft, the inner diameter rotating shaft and the rear mounting plate are communicated with each other;
the rotating shaft 312 is horizontally and rotatably arranged at the front end of the middle mounting plate and is mutually perpendicular to the middle mounting plate and is positioned right below the outer diameter gear 3093 and the inner diameter gear 3103, a sliding rail is arranged on the rotating shaft 312, a driving gear 3121 is slidably arranged on the sliding rail, the driving gear 3121 is coaxial with the rotating shaft 312, and the rotating shaft 312 drives the driving gear 3121 to rotate; the third motor 311 is arranged on the front mounting plate, and the output end is fixedly connected with the rotating shaft 312 in a coaxial way;
the driving gear moving device 313 comprises a motor IV 3131, a rotating rod 3132 and a sliding block IV 3133, the front end of the middle mounting plate is provided with a transverse sliding groove parallel to the rotating shaft 312, and the sliding block IV 3133 is slidably arranged in the transverse sliding groove; one end of the fourth slider 3133, which faces the driving gear 3121, is provided with a C-shaped frame, the C-shaped frame is in relative rotation fit with the driving gear 3121, and the driving gear 3121 is driven to slide back and forth through the back and forth sliding of the fourth slider 3133, so that the driving gear 3121 is intermittently meshed with the outer diameter gear 3093 and the inner diameter gear 3103; the other end of the sliding block IV 3133 is provided with a vertical sliding groove, one end of the rotating rod 3132 slides and is rotatably installed in the vertical sliding groove, the other end of the rotating rod 3132 is fixedly connected with the output end of the motor IV 3131, and the length of the vertical sliding groove is larger than that of the rotating rod 3132, so that the rotating rod 3132 intermittently rotates by taking the output end of the motor IV 3131 as a circle center; motor four 3131 is mounted on the front mounting plate;
the bidirectional screw 202 rotates to drive the first input bevel gear to rotate, the first input bevel gear drives the first output bevel gear to rotate, the first output bevel gear drives the transmission shaft 302 to rotate, the transmission wheel 302 rotates to drive the second input bevel gear to rotate through the transmission wheel and the transmission belt, the second input bevel gear drives the second output bevel gear to rotate, the second output bevel gear drives the first screw 304 to rotate to drive the second slider to move, and accordingly the mounting frame 308 is driven to move vertically, and the distance of the vertical movement of the mounting frame 308 is equal to the distance of the horizontal movement of the right clamping plate 203; for example: if the MPP pipe to be towed changes from 200mm to 160mm in outside diameter, then each clamp 203 needs to be moved 20mm toward the center, the right clamp 203 moves 20mm to the left so that the mounting frame 308 moves 20mm downward, and the mounting frame 308 is again aligned with the exact center of the new MPP pipe;
the second motor 307 is started to drive the second screw 306 to rotate, and the third slider moves to drive the movable frame 305 to move transversely, so as to drive the mounting frame 308 to move transversely;
the motor IV 3131 is started to drive the rotary rod 3132 to rotate, then the sliding block IV 3133 is driven to slide in the transverse sliding groove, the C-shaped frame drives the driving gear 3121 to slide on the rotary shaft 312, and therefore the position of the driving gear 3121 is adjusted, and the driving gear 3121 is meshed with the outer diameter gear 3093 or the inner diameter gear 3103;
the rotation of the outer diameter gear 3093 drives the outer diameter turntable 3091 to rotate, so that the outer diameter fixing plate 3092 is driven to move along the radial direction to lock the outer wall of the MPP pipeline; the rotation of the inner diameter gear 3103 drives the inner diameter turntable 3101 to rotate, so that the inner diameter fixing plate 3102 is driven to move along the radial direction to support the inner wall of the MPP pipeline; the two are combined and fixed at the MPP pipeline opening;
as a specific implementation of this embodiment, as shown in fig. 13 to 15, the cooling mechanism 4 includes a water tank 401, a water pump 402, a water pipe 403, and a shower head 404; the water tank 401 is arranged below the inlet end of the MPP pipeline of the bracket 1, and the upper end of the water tank is communicated with the base of the bracket 1; a water pump 402 is arranged in the water tank 401, a water pipe 403 is communicated with the water pump 402, and the water pipe 403 is rectangular and arranged on the bracket 1 and surrounds the MPP pipeline; the water pipe 403 is provided with four spray heads 404 which are symmetrically distributed at two sides of the MPP pipeline and spray water to the MPP pipeline; a water outlet and a water inlet are arranged on the water tank 401, a water inlet valve 4011 is arranged on the water inlet, and a water outlet valve 4012 is arranged on the water outlet; the water sprayed by the spray head 404 flows back to the water tank 401 through the driving roller 101;
as a specific implementation manner of this embodiment, as shown in fig. 6-7, the induced draft fan 5 is installed on the left side of the base of the bracket 1, and the blowpipe of the induced draft fan 5 passes through the installation frame 308 to be communicated with the outer diameter rotating shaft, the inner diameter rotating shaft and the through holes on the rear installation plate;
working steps of the embodiment are as follows:
the first step: the operator aligns the rear end of the equipment to the outlet of the MPP pipeline production line; the produced MPP pipeline extends out of the outlet of the production line and enters the rear end of the equipment, a second motor 307 is started, a moving frame 305 slides backwards, and a traction mechanism 3 moves to the rear end;
and a second step of: starting the motor I201, and starting the clamping plates 203 at the left end and the right end to move inwards until clamping the outer pipe wall of the MPP pipe, wherein the mounting frame 308 is aligned with the center of the MPP pipe;
and a third step of: an operator adjusts the pitch angles of the outer diameter pawl 3094 and the inner diameter pawl 3104 so that the outer diameter ratchet 3094 and the inner diameter ratchet 3104 can only rotate in one direction; starting the motor III 311, wherein the driving gear 3121 is meshed with the outer diameter gear 3093, the driving gear 3121 drives the outer diameter gear 3093 to rotate, and then drives the outer diameter turntable 3091 to rotate, and the outer diameter fixing plate 3092 moves towards the axis along the radial direction until the outer pipe wall of the MPP pipeline is locked; starting the motor III 311 again, wherein the driving gear 3121 is meshed with the inner diameter gear 3103, the driving gear 3121 drives the inner diameter gear 3093 to rotate, and then drives the inner diameter turntable 3101 to rotate, and the inner diameter fixing plate 3102 moves away from the axis in the radial direction until the inner pipe wall of the MPP pipeline is supported;
fourth step: starting a water pump 402, and spraying water to an MPP pipeline by a spray head 404; starting an induced draft fan 5, blowing air into the MPP pipeline, and cooling the MPP pipeline;
fifth step: starting a second motor 307 to drive the movable frame 305 to move forwards, so as to pull the MPP pipeline;
sixth step: after the whole MPP pipeline is pulled out, continuing to pull the MPP pipeline until the MPP pipeline is completely placed on the base; an operator adjusts the pitch angles of the outer diameter pawl 3094 and the inner diameter pawl 3104 so that the outer diameter ratchet 3094 and the inner diameter ratchet 3104 can rotate in opposite directions; starting the motor III 311, wherein the driving gear 3121 is meshed with the outer diameter gear 3093, the driving gear 3121 drives the outer diameter gear 3093 to reversely rotate, and then drives the outer diameter turntable 3091 to reversely rotate, and the outer diameter fixing plate 3092 moves away from the axis in the radial direction until the outer pipe wall of the MPP pipeline is loosened; starting the motor III 311 again, wherein the driving gear 3121 is meshed with the inner diameter gear 3103, the driving gear 3121 drives the inner diameter gear 3093 to reversely rotate, and then drives the inner diameter turntable 3101 to reversely rotate, and the inner diameter fixing plate 3102 moves towards the axis along the radial direction until the inner pipe wall of the MPP pipeline is loosened;
seventh step: the operator takes out the MPP pipeline from the left side surface or the right side surface of the equipment;
the steps finish the traction of the MPP pipeline.

Claims (5)

1. The traction auxiliary device with the heat dissipation function for the MPP pipeline production is characterized by comprising a bracket (1), a calibration mechanism (2), a traction mechanism (3), a cooling mechanism (4) and an induced draft fan (5); the bracket (1) is used for bearing an MPP pipeline, and a driving roller (101) is rotatably arranged on the bracket; the calibration mechanism (2) is at least provided with one group, is arranged at the inlet end of the MPP pipeline on the bracket (1) and is used for enabling the MPP pipeline to be positioned at the middle position; the traction mechanism (3) is arranged on the bracket (1) and is used for fixing the forefront end of the MPP pipeline and integrally drawing the MPP pipeline to the bracket (1); the cooling mechanism (4) is arranged at the inlet end of the MPP pipeline on the bracket (1) and is positioned in front of the calibration mechanism (2) and used for radiating heat for the pipe wall of the MPP pipeline; the induced draft fan (5) is arranged on the bracket (1), and a blowing pipe of the induced draft fan is communicated with the MPP pipeline through the traction mechanism (3) and blows air to the interior of the MPP pipeline to cool the interior of the MPP pipeline;
the calibration mechanism (2) comprises a motor I (201), a bidirectional screw rod (202) and a clamping plate (203); the two-way screw rod (202) is horizontally arranged on the bracket (1) and is mutually perpendicular to the moving direction of the MPP pipeline, two sliding blocks I are arranged on the two-way screw rod (202), and the two sliding blocks I are symmetrically and slidingly arranged at the left end and the right end of the two-way screw rod (202) respectively; the motor I (201) is arranged on the bracket (1), and the output end of the motor I is coaxially and fixedly connected with one end of the bidirectional screw rod (202); two clamping plates (203) are arranged, each clamping plate (203) is fixedly connected with a sliding block I at one end and used for clamping an MPP pipeline, so that the MPP pipeline is positioned in the middle of the bracket (1); at least one wear-resistant wheel (2031) is vertically and rotatably arranged on each clamping plate (203) to prevent the MPP pipeline from being worn in the moving process;
the traction mechanism (3) comprises a first bevel gear set (301), a transmission shaft (302), a first transmission assembly (303), a first screw (304), a movable frame (305), a second screw (306), a second motor (307), a mounting frame (308) and a pipe wall clamping and fixing device; the transmission shaft (302) is horizontally and rotatably arranged on the bracket (1) and is parallel to the moving direction of the MPP pipeline, and the bidirectional screw (202) drives the transmission shaft (302) to synchronously rotate through a first bevel gear set (301); the second lead screw (306) is horizontally and rotatably arranged at the upper part of the bracket (1) and is parallel to the moving direction of the MPP pipeline, a third sliding block is arranged on the second lead screw, one end of the second lead screw is fixedly connected with the output end of the second motor (307), and the second motor (307) is arranged on the bracket (1); the movable frame (305) is fixedly connected with the sliding block III and is simultaneously arranged on the bracket (1) in a sliding manner; the first lead screw (304) is vertically and rotatably arranged on the movable frame (305), and the transmission shaft (302) drives the first lead screw (304) to synchronously rotate through the first transmission component (303); a second sliding block is arranged on the first lead screw (304), and the front end of the mounting frame (308) is fixedly connected with the second sliding block; the pipe wall clamping and fixing device is arranged on the mounting frame (308) and used for clamping the pipe wall of the MPP pipeline; the middle part of mounting bracket (308) is equipped with the through-hole, and communicates with the blowing pipe of draught fan (5).
2. The traction aid for MPP pipe production with heat dissipation function according to claim 1, wherein the pipe wall clamping fixture comprises an outer diameter fixture (309), an inner diameter fixture (310), and an inner and outer diameter gear drive; the mounting frame (308) is provided with a front mounting plate, a middle mounting plate and a rear mounting plate, the front mounting plate is fixedly connected with the second sliding block, and the rear mounting plate is provided with at least three linear sliding grooves in a radial shape by taking the center as the center of a circle; the outer diameter fixing device (309) comprises an outer diameter rotary table (3091), an outer diameter fixing plate (3092), an outer diameter gear (3093), an outer diameter ratchet wheel (3094) and an outer diameter pawl (3095); the number of the outer diameter fixing plates (3092) corresponds to that of the straight sliding grooves, the outer diameter rotary table (3091) is correspondingly provided with the same number of oblique sliding grooves, and the oblique sliding grooves are uniformly distributed and run clockwise or anticlockwise by taking the center of the outer diameter rotary table (3091) as the center of a circle and correspond to the straight sliding grooves; the front end of the outer diameter fixing plate (3092) is slidably arranged in the inclined line chute, the middle part of the outer diameter fixing plate is slidably arranged in the straight line chute, and the rear end of the outer diameter fixing plate is used for clamping the outer wall of the MPP pipeline; an outer diameter rotating shaft is fixedly arranged at the center of the outer diameter rotating disc (3091), a through hole is formed in the outer diameter rotating shaft, and the outer diameter rotating shaft is rotatably arranged on a middle mounting plate of the mounting frame (308); the outer diameter gear (3093) and the outer diameter ratchet wheel (3094) are coaxially and fixedly arranged on the outer diameter rotating shaft, and the outer diameter pawl (3095) is rotatably arranged on the middle mounting plate and matched with the outer diameter ratchet wheel (3094) so that the outer diameter rotating shaft only rotates along one direction;
the inner diameter fixing device (310) has the same structure as the outer diameter fixing device (309) and comprises an inner diameter rotary table (3101), an inner diameter fixing plate (3102), an inner diameter gear (3103), an inner diameter ratchet wheel (3104) and an inner diameter pawl (3105); the inner diameter turntable (3101) has the same structure as the outer diameter turntable (3091) but has smaller overall size, an inner diameter rotating shaft is fixedly arranged at the center of the inner diameter turntable, a through hole is arranged on the inner diameter rotating shaft, the assembly mode of the inner diameter turntable (3101) and the inner diameter fixing plate (3102) is the same as the assembly mode of the outer diameter turntable (3091) and the outer diameter fixing plate (3092), and the inner diameter turntable is positioned at the inner side of the outer diameter fixing plate (3092); the inner diameter gear (3103) and the inner diameter ratchet wheel (3104) are coaxially and fixedly arranged on the inner diameter rotating shaft, and the inner diameter pawl (3105) is rotatably arranged on the middle mounting plate and matched with the inner diameter ratchet wheel (3104) so that the inner diameter rotating shaft only rotates along one direction; the inner diameter rotating shaft is arranged on the middle mounting plate of the mounting frame (308), and is coaxial with the outer diameter rotating shaft and rotates independently;
the inner diameter gear driving device and the outer diameter gear driving device are arranged on the mounting frame (308) and used for driving the outer diameter gear (3093) and the inner diameter gear (3103) to rotate.
3. The traction aid for MPP pipe production with heat dissipation function according to claim 2, wherein the inside and outside diameter gear driving device comprises a motor three (311), a rotating shaft (312) and a driving gear moving device (313); the outer diameter gear (3093), the outer diameter ratchet wheel (3094), the outer diameter pawl (3095), the inner diameter gear (3103), the inner diameter ratchet wheel (3104) and the inner diameter pawl (3105) are all positioned in front of the middle mounting plate of the mounting frame (308); the rotating shaft (312) is rotatably arranged on the mounting frame (308), a sliding rail is arranged on the rotating shaft (312), a driving gear (3121) is slidably arranged on the sliding rail, the driving gear (3121) is coaxial with the rotating shaft (312), and the rotating shaft (312) drives the driving gear (3121) to rotate; the motor III (311) is arranged on the mounting frame (308), and the output end is fixedly connected with the rotating shaft (312) in a coaxial way; the driving gear moving device (313) comprises a motor IV (3131), a rotating rod (3132) and a sliding block IV (3133), a transverse sliding groove parallel to the rotating shaft (312) is formed in the position, located on one side of the rotating shaft (312), of the mounting frame (308), and the sliding block IV (3133) is slidably mounted in the transverse sliding groove; one end of the sliding block IV (3133) facing the driving gear (3121) is provided with a C-shaped frame, the C-shaped frame is in relative rotation fit with the driving gear (3121), and the driving gear (3121) is driven to slide back and forth through the front and back sliding of the sliding block IV (3133), so that the driving gear (3121) is intermittently meshed with the outer diameter gear (3093) and the inner diameter gear (3103); the other end of the fourth slider (3133) is provided with a vertical chute, one end of the rotary rod (3132) slides and is rotatably arranged in the vertical chute, the other end of the rotary rod is fixedly connected with the output end of the fourth motor (3131), and the length of the vertical chute is greater than that of the rotary rod (3132), so that the rotary rod (3132) intermittently rotates by taking the output end of the fourth motor (3131) as a circle center; and the motor IV (3131) is arranged on the mounting frame (308).
4. The traction aid for MPP pipe production with heat dissipation function according to claim 1, wherein the cooling mechanism (4) comprises a water tank (401), a water pump (402), a water pipe (403) and a spray head (404); the water tank (401) is arranged below the inlet end of the MPP pipeline of the bracket (1), a water pump (402) is arranged in the water tank, a water pipe (403) is communicated with the water pump (402), and the water pipe (403) is arranged on the bracket (1) and surrounds the MPP pipeline; at least two spray heads (404) are arranged on the water pipe (403), and are symmetrically distributed on two sides of the MPP pipeline and spray water to the MPP pipeline.
5. The traction auxiliary device for MPP pipeline production with heat dissipation function according to claim 4, wherein the water tank (401) is provided with a water outlet and a water inlet, the water inlet is provided with a water inlet valve (4011), and the water outlet is provided with a water outlet valve (4012).
CN202310815367.8A 2023-07-05 2023-07-05 MPP pipeline production is with traction auxiliary device with heat dissipation function Active CN116766453B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310815367.8A CN116766453B (en) 2023-07-05 2023-07-05 MPP pipeline production is with traction auxiliary device with heat dissipation function

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Application Number Priority Date Filing Date Title
CN202310815367.8A CN116766453B (en) 2023-07-05 2023-07-05 MPP pipeline production is with traction auxiliary device with heat dissipation function

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CN116766453B true CN116766453B (en) 2023-12-08

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106738750A (en) * 2016-12-29 2017-05-31 浙江全球管业有限公司 Bellows production system
CN114131877A (en) * 2021-11-12 2022-03-04 临海伟星新型建材有限公司 Production equipment and production method for ultrathin polyethylene pipeline
CN218519166U (en) * 2022-09-07 2023-02-24 链桥(北京)科技有限公司 Cooling device is used in polyethylene pipe production

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106738750A (en) * 2016-12-29 2017-05-31 浙江全球管业有限公司 Bellows production system
CN114131877A (en) * 2021-11-12 2022-03-04 临海伟星新型建材有限公司 Production equipment and production method for ultrathin polyethylene pipeline
CN218519166U (en) * 2022-09-07 2023-02-24 链桥(北京)科技有限公司 Cooling device is used in polyethylene pipe production

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