CN114986842B - Feeding device for perfluoroethylene propylene pipe - Google Patents
Feeding device for perfluoroethylene propylene pipe Download PDFInfo
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- CN114986842B CN114986842B CN202210418976.5A CN202210418976A CN114986842B CN 114986842 B CN114986842 B CN 114986842B CN 202210418976 A CN202210418976 A CN 202210418976A CN 114986842 B CN114986842 B CN 114986842B
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- connecting rod
- rod
- pushing
- along
- clamping plate
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- XIUFWXXRTPHHDQ-UHFFFAOYSA-N prop-1-ene;1,1,2,2-tetrafluoroethene Chemical group CC=C.FC(F)=C(F)F XIUFWXXRTPHHDQ-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 69
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 24
- 238000000429 assembly Methods 0.000 claims abstract description 24
- 230000007480 spreading Effects 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 61
- 238000002844 melting Methods 0.000 claims description 35
- 230000008018 melting Effects 0.000 claims description 35
- 230000006698 induction Effects 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 4
- 230000000379 polymerizing effect Effects 0.000 claims 1
- 239000004033 plastic Substances 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010309 melting process Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004812 Fluorinated ethylene propylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Classifications
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/802—Heating
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the field of plastic processing, in particular to a feeding device for a perfluoroethylene propylene pipe, which comprises a feeding mechanism and a spreading mechanism, wherein the feeding mechanism comprises a frame and a conveying belt; the spreading mechanism comprises a plurality of sensing assemblies, a plurality of transmission assemblies and a pushing assembly, wherein the sensing assemblies are used for sensing raw materials on the conveying belt and are distributed, the pushing assembly is enabled to rise to a first preset position of the lower side of the highest point of the raw materials to be distributed through the transmission assemblies, and then when the raw materials pass through the pushing assembly along the first direction, the pushing assembly is used for spreading the raw materials, so that the raw materials are evenly conveyed to the next procedure.
Description
Technical Field
The invention relates to the field of plastic processing, in particular to a feeding device for a perfluoroethylene propylene pipe.
Background
In the process of processing the PPE pipe, powder or particle raw materials are conveyed to a melting process for melting by a conveying process, and then the melted raw materials are extruded and molded to obtain the PPE pipe. However, in the process of conveying raw materials, uneven distribution of raw materials can occur, so that the quantity of raw materials entering a melting process in continuous time is not constant, insufficient heating of the raw materials is easily caused when the raw materials entering the melting process suddenly increase, and the melting efficiency is reduced when the raw materials entering the melting process suddenly decrease, so that stable operation of the whole device is not facilitated.
Disclosure of Invention
The inventors found that, when the raw material is conveyed in the conveying step, the raw material deposited in the conveying step is flattened so that the raw material enters the melting step as uniformly as possible.
The invention provides a feeding device for a PPE (PPE) pipe, which aims to solve the problem of unstable raw material feeding amount of the PPE pipe.
The invention relates to a feeding device for a perfluoroethylene propylene pipe, which adopts the following technical scheme:
the feeding device for the PPE pipe comprises a feeding mechanism and a spreading mechanism, wherein the feeding mechanism comprises a frame and a conveying belt, the conveying belt is arranged on the frame and provided with a head end and a tail end, and the conveying belt conveys raw materials from the head end to the tail end along a first direction; the spreading mechanism comprises a plurality of sensing assemblies, a plurality of transmission assemblies and a pushing assembly, wherein the sensing assemblies sense raw material distribution on the conveyor belt and enable the pushing assembly to rise to a first preset position of the lower side of the highest point of the raw material distribution through the transmission assemblies, and then when raw materials pass through the pushing assembly along a first direction, the pushing assembly spreads the raw materials.
Further, the plurality of sensing assemblies are sequentially distributed along a second direction, wherein the second direction is perpendicular to the first direction; each induction component comprises a sliding rod, an induction block and a push rod, wherein the sliding rod is arranged on the rack in a vertically sliding manner, the induction block is arranged at the lower end of the sliding rod, and the induction block moves upwards under the pushing of the raw materials on the conveying belt and drives the sliding rod to move upwards; the ejector rod is fixedly arranged on the sliding rod.
Further, the transmission assembly comprises an upper clamping plate, a lower clamping plate, a middle rod, a first connecting rod and a second connecting rod, wherein the middle rod is positioned at the front side of the induction assembly along the first direction, and the middle rod and the rack can slide up and down and can be connected in a sliding manner along the first direction; one end of the first connecting rod is hinged with the middle rod, and the other end of the first connecting rod is hinged with the upper clamping plate; one end of the second connecting rod is hinged with the middle rod, the other end of the second connecting rod is hinged with the lower clamping plate, and the first connecting rod and the second connecting rod are equal in length; the upper clamping plate and the lower clamping plate can be arranged on the frame in an up-down sliding manner, the upper clamping plate and the lower clamping plate are collinear in the vertical direction, and the lower clamping plate cannot move downwards after moving downwards to a second preset position; the upper clamping plate is positioned on the upper side of the ejector rod, and a first elastic piece is arranged between the upper clamping plate and the frame; the lower clamping plate is positioned at the lower side of the ejector rod, and a second elastic piece is arranged between the lower clamping plate and the frame; the middle rod is always positioned between the upper clamping plate and the lower clamping plate, the pushing assembly is connected with the middle rod, the pushing assembly moves up and down synchronously along with the middle rod, and the lower end of the pushing assembly is equal to the lower end of the induction block in height in the initial state.
Further, the pushing assembly comprises a third connecting rod, a fourth connecting rod and a pushing plate, wherein the third connecting rod is connected with the middle rod, the fourth connecting rod is installed on the frame in a vertical sliding manner, and the frame prevents the fourth connecting rod from moving along the first direction; the fourth connecting rod is in sliding connection with the third connecting rod along the first direction, the push plate is connected with the fourth connecting rod, and the lower end of the push plate is equal to the lower end of the sensing block in the initial state.
Further, four pushing plates are arranged in pairs, two groups of pushing plates are distributed along the first direction, two corresponding fourth connecting rods are arranged, each fourth connecting rod is located at the middle point of the conveyor belt along the second direction, the vertical side, close to the fourth connecting rod, of the pushing plates is the inner side, and the vertical side, far away from the fourth connecting rod, of the pushing plates is the outer side; the inner sides of the two pushing plates of the same group are hinged to a fourth connecting rod around a vertical axis, the two pushing plates of the same group are respectively positioned at two sides of the fourth connecting rod along the second direction, the outer sides of the two pushing plates of different groups but positioned at the same side of the fourth connecting rod along the second direction are connected through a linkage rod arranged along the first direction, so that the outer sides of the two pushing plates positioned at the same side of the fourth connecting rod along the second direction synchronously move along the first direction, and each pushing plate is perpendicular to the first direction in the initial state; the spreading mechanism further comprises an adjusting component, when the material at the middle part of the conveying belt along the second direction is more than the material at the two sides, the adjusting component enables the outer side of the push plate to move along the first direction, the material at the middle part is guided to move towards the two sides, and when the material at the middle part of the conveying belt along the second direction is less than the material at the two sides, the outer side of the push plate is enabled to move along the opposite direction of the first direction, and the material at the two sides is guided to move towards the middle part.
Further, the adjusting assembly comprises a fixed frame, a fifth connecting rod and an adjusting block, the fixed frame is fixedly connected with the lower clamping plate, the number of the fifth connecting rod and the number of the adjusting block are two, each adjusting block is fixedly arranged at the lower end of one fifth connecting rod, and the lower end of the adjusting block is equal to the lower end of the sensing block in the initial state; the fifth connecting rod is slidably arranged on the fixed frame along the second direction, the two adjusting blocks are respectively positioned between the two groups of pushing plates, the two adjusting blocks are respectively positioned on two sides of a central line of the conveying belt along the second direction, one side of each adjusting block, which is firstly contacted with materials, is the front side, the other side of each adjusting block is the rear side, the front side of each adjusting block is provided with a first inclined surface and a second inclined surface, the first inclined surface is close to the central line of the conveying belt, the second inclined surface is far away from the central line of the conveying belt, when materials at the middle part on the conveying belt are more than materials at two sides, the first inclined surface is pushed by the middle parts of the adjusting blocks to move towards the central line of the conveying belt, and when materials at the middle part on the conveying belt are less than materials at two sides, the second inclined surface is pushed by the materials at two sides of the adjusting blocks to move towards the central line of the conveying belt; the two fifth connecting rods are respectively connected with the outer sides of the two pushing plates of the same pushing group through a sixth connecting rod, the sixth connecting rod is connected with the fifth connecting rod and the pushing plate which are positioned on the same side of the center line of the conveying belt, the two ends of the sixth connecting rod are respectively a first end and a second end, the first end of the sixth connecting rod is hinged around a vertical axis and can be installed on the fifth connecting rod in an up-down sliding mode, the second end of the sixth connecting rod is hinged on the outer side of the pushing plate around the vertical axis, and the first end of the sixth connecting rod is positioned on one side, close to the center line of the conveying belt, of the second end.
Further, the first end of the sixth link is provided with a hinge block, the first end of the sixth link is hinged to the hinge block around the vertical axis, and the hinge block is slidably mounted to the fifth link up and down.
Further, be provided with the expansion plate in the frame, the expansion plate upper end is provided with the guide rail, and the tip of intermediate lever is along first direction slidable mounting in the guide rail.
Further, the feeding device for the perfluoroethylene propylene pipe further comprises a melting mechanism, wherein the melting mechanism is arranged at the tail end of the conveying belt so as to receive the materials flattened by the material spreading mechanism on the conveying belt and melt the materials.
Further, the melting mechanism comprises a melting bin and a heating strip, the melting bin is positioned at the tail end of the conveying belt, and the melting bin receives materials on the conveying belt; the heating strip is arranged in the melting bin and used for heating the melting bin, and a discharge hole is formed in the bottom of the melting bin.
The beneficial effects of the invention are as follows: the feeding device for the perfluoroethylene propylene pipe is provided with the plurality of sensing assemblies for sensing the raw material distribution on the conveying belt, and the sensing assemblies enable the pushing assemblies to rise to a first preset position below the highest point of the raw material distribution through the transmission assemblies, so that when the raw material passes through the pushing assemblies along a first direction, the pushing assemblies flatten the raw material, and the raw material is uniformly conveyed to the next working procedure.
Further, the isosceles triangle structure formed by the upper clamping plate, the lower clamping plate, the first connecting rod and the second connecting rod is utilized to drive the middle rod to move upwards, the middle rod is always positioned at the middle position of the upper clamping plate and the lower clamping plate, and then the push plate assembly is driven to move upwards to the middle position of a certain position below the highest point and the lowest point of raw material accumulation, so that the phenomenon that the push plate assembly is too high and has no flattening effect or the push plate assembly is too low to cause stacking is avoided.
Further, the adjusting block is used for detecting the distribution of the raw materials on the conveying belt and transmitting the result to the pushing plate, so that the outer side of the pushing plate rotates around the inner side of the pushing plate to guide the raw materials to move to the side with less distribution, and the raw materials are distributed more uniformly.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of an embodiment of a feeding device for a PPE pipe of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a front view showing the overall structure of an embodiment of the feeding device for the PPE pipe of the present invention;
FIG. 4 is a top view showing the overall structure of an embodiment of the feeding device for the PPE pipe of the present invention;
FIG. 5 is a schematic view of a melting mechanism in an embodiment of a feeding apparatus for a PPE pipe of the present invention;
FIG. 6 is a schematic diagram of the installation of the sensing assembly in an embodiment of the loading apparatus for a PPE pipe of the present invention;
FIG. 7 is a schematic view of a spreading mechanism in an embodiment of a feeding apparatus for a PPE pipe of the present invention;
FIG. 8 is an exploded view of the drive assembly in an embodiment of the loading apparatus for a PPE tubing of the present invention;
in the figure: 100. a material conveying mechanism; 110. a frame; 111. a cross beam; 112. a limit groove; 120. a conveyor belt; 170. a telescoping plate; 171. a guide rail; 200. a melting mechanism; 210. a melting bin; 220. a feed hopper; 230. a heating strip; 240. a discharge port; 300. a spreading mechanism; 310. an induction assembly; 311. a push rod; 312. a sliding rod; 313. an induction block; 314. a spring; 320. a transmission assembly; 321. an upper clamping plate; 322. a first link; 323. a lower clamping plate; 324. an intermediate lever; 325. a second link; 330. an adjustment assembly; 331. a fixed frame; 332. a fifth link; 333. an adjusting block; 334. a sixth link; 335. a hinge block; 340. a pushing component; 341. a third link; 342. a fourth link; 343. a push plate; 344. a linkage rod; 370. a second elastic member; 380. a first elastic member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
An embodiment of a feeding device for a perfluoroethylene propylene pipe material of the present invention, as shown in fig. 1 to 8, is for conveying a perfluoroethylene propylene raw material, comprising a feeding mechanism 100 and a spreading mechanism 300,
the feed mechanism 100 comprises a frame 110 and a conveyor belt 120, the conveyor belt 120 is mounted on the frame 110, the conveyor belt 120 has a head end and a tail end, and the conveyor belt 120 conveys raw materials from the head end to the tail end along a first direction;
the spreading mechanism 300 comprises a plurality of sensing assemblies 310, a transmission assembly 320 and a pushing assembly 340, wherein the sensing assemblies 310 are arranged in plurality, the sensing assemblies 310 sense the raw material distribution on the conveyor belt 120, the pushing assembly 340 is lifted to a first preset position below the highest point of the raw material distribution through the transmission assembly 320, and then the pushing assembly 340 spreads the raw material when the raw material passes through the pushing assembly 340 along a first direction. The first direction is a direction from left to right in fig. 3.
In the present embodiment, as shown in fig. 3 and 6, a cross beam 111 is provided on the frame 110; the plurality of sensing assemblies 310 are arranged, the plurality of sensing assemblies 310 are sequentially distributed along the second direction, each sensing assembly 310 comprises a sliding rod 312, a sensing block 313 and a push rod 311, the sliding rods 312 are installed on the cross beam 111 in a vertically sliding manner, a spring 314 is arranged between the sliding rods 312 and the cross beam 111, and the spring 314 supports the sliding rods 312 and enables the sliding rods 312 of the plurality of sensing assemblies 310 to be located at the same height; the sensing block 313 is arranged at the lower end of the sliding rod 312, and the sensing block 313 moves upwards under the pushing of the raw materials on the conveying belt 120 and drives the sliding rod 312 to move upwards; the ejector rod 311 is fixedly mounted on the sliding rod 312. The second direction is perpendicular to the first direction, and the second direction is the front-back direction in fig. 3.
In this embodiment, as shown in fig. 1, 2 and 7, the transmission assembly 320 includes an upper clamping plate 321, a lower clamping plate 323, a middle rod 324, a first link 322 and a second link 325, wherein the middle rod 324 is located at the front side of the sensing assembly 310 along the first direction, and the middle rod 324 is slidably connected to the frame 110 in the first direction and can slide up and down; one end of the first link 322 is hinged to the middle lever 324 in the second direction, and the other end of the first link 322 is hinged to the upper clamping plate 321 in the second direction; one end of the second link 325 is hinged to the middle rod 324 around the second direction, the other end of the second link 325 is hinged to the lower clamping plate 323 around the second direction, and the first link 322 is equal in length to the second link 325; the frame 110 is provided with a limit groove 112, the upper clamping plate 321 and the lower clamping plate 323 are both arranged in the limit groove 112 in a vertically sliding manner, the limit groove 112 limits the lower clamping plate 323 to rotate around a second direction in the limit groove 112, the upper clamping plate 321 and the lower clamping plate 323 are collinear in the vertical direction, the lower clamping plate 323 cannot move downwards further after moving downwards to a second preset position, specifically, a stop block is arranged at the second preset position of the limit groove 112 corresponding to the movement of the lower clamping plate 323, the stop block prevents the lower clamping plate 323 from moving downwards further, and the stop block is positioned at the initial position of the lower clamping plate 323 or the lower side of the initial position of the lower clamping plate 323; the upper clamping plate 321 is positioned on the upper side of the ejector rod 311, and a first elastic piece 380 is arranged between the upper clamping plate 321 and the frame 110; the lower clamping plate 323 is positioned at the lower side of the ejector rod 311, and a second elastic piece 370 is arranged between the lower clamping plate 323 and the frame 110; the middle rod 324 is always located between the upper clamping plate 321 and the lower clamping plate 323, the pushing component 340 is connected with the middle rod 324, the pushing component 340 moves up and down synchronously with the middle rod 324, and the lower end of the pushing component 340 is equal to the lower end of the sensing block 313 in the initial state.
When the conveyer belt 120 conveys raw materials, different sensing assemblies 310 move upwards by different displacements under the pushing of the raw materials on the conveyer belt 120, the upper clamping plate 321 moves upwards under the pushing of the ejector rod 311, the lower clamping plate 323 moves upwards under the pushing of the second elastic piece 370, and the upper clamping plate 321 and the lower clamping plate 323 drive the middle rod 324 to synchronously move upwards through the first connecting rod 322 and the second connecting rod 325 respectively; until the lower clamping plate 323 is abutted with the ejector rod 311 positioned at the lowest position, the lower clamping plate 323 stops moving upwards, the upper clamping plate 321 continues to move upwards under the pushing of the ejector rod 311 with the largest ascending displacement, the middle rod 324 is driven to move towards the direction close to the sensing assembly 310 by the first connecting rod 322, the middle rod 324 pushes the lower clamping plate 323 to move downwards by the second connecting rod 325, the lower clamping plate 323 stops after moving downwards to the second preset position, the middle rod 324 is driven to move further upwards and towards the direction close to the sensing assembly 310 when the upper clamping plate 321 moves upwards, the ejector rod 311 which moves to the highest position pushes the upper clamping plate 321, and the middle rod 324 moves to the middle position of the vertical connecting line of the upper clamping plate 321 and the lower clamping plate 323.
In this embodiment, as shown in fig. 6 and 7, the pushing assembly 340 includes a third link 341, a fourth link 342, and a pushing plate 343, the third link 341 is connected to the middle rod 324, the fourth link 342 is slidably mounted on the frame 110 up and down, and the frame 110 blocks the fourth link 342 from moving in the first direction; the fourth connecting rod 342 is slidably connected with the third connecting rod 341 along the first direction, the push plate 343 is connected with the fourth connecting rod 342, the lower end of the push plate 343 is equal to the lower end of the sensing block 313 in height under the initial state, when the conveyer belt 120 conveys raw materials, the push plate 343 moves upwards along with the middle rod 324 to the position of the middle position of the highest point and a position below the lowest point of raw materials accumulation, and when the raw materials move along with the conveyer belt 120 along the first direction, the push plate 343 spreads the raw materials accumulated at the high position to the low position, so that the raw materials on the conveyer belt 120 are distributed more uniformly.
In this embodiment, as shown in fig. 7, the pushing plates 343 are four, four pushing plates 343 are arranged in pairs, two groups of pushing plates 343 are distributed along the first direction, two corresponding fourth connecting rods 342 are arranged, each fourth connecting rod 342 is located at a center line of the conveyor belt 120 along the second direction, a vertical side of the pushing plate 343 close to the fourth connecting rod 342 is an inner side, and a vertical side of the pushing plate 343 far from the fourth connecting rod 342 is an outer side; the inner sides of the two pushing plates 343 of the same group are hinged to a fourth connecting rod 342 around a vertical axis, the two pushing plates 343 of the same group are respectively positioned at two sides of the fourth connecting rod 342 along the second direction, the outer sides of the two pushing plates 343 of different groups but positioned at the same side of the fourth connecting rod 342 along the second direction are connected through a linkage rod 344 arranged along the first direction, so that the outer sides of the two pushing plates 343 positioned at the same side of the fourth connecting rod 342 along the second direction synchronously move along the first direction, and each pushing plate 343 is vertical to the first direction in the initial state; the spreading mechanism 300 further includes an adjusting assembly 330, wherein the adjusting assembly 330 moves the outer side of the pushing plate 343 in a first direction when the material at the middle part of the conveyor belt 120 in the second direction is more than the material at the two sides, guides the material at the middle part to move to the two sides, and moves the outer side of the pushing plate 343 in the opposite direction of the first direction when the material at the middle part of the conveyor belt 120 in the second direction is less than the material at the two sides, guides the material at the two sides to move to the middle part.
In this embodiment, as shown in fig. 7 and 8, the adjusting assembly 330 includes a fixed frame 331, a fifth connecting rod 332 and an adjusting block 333, the fixed frame 331 is fixedly connected with the lower plate 323, two fifth connecting rods 332 and two adjusting blocks 333 are provided, each adjusting block 333 is fixedly installed at the lower end of one fifth connecting rod 332, the lower end of the adjusting block 333 is at the same height as the lower end of the sensing block 313 in the initial state, and when the conveyor belt 120 conveys the raw materials, the adjusting block 333 moves to a position below the lowest point of raw materials accumulation along with the lower plate 323; the fifth connecting rod 332 is slidably mounted in the fixed frame 331 along the second direction, the two adjusting blocks 333 are located between the two groups of pushing plates 343, the two adjusting blocks 333 are located at two sides of a center line of the conveyor belt 120 along the second direction, one side of the adjusting block 333, which is in contact with materials, is a front side, the other side of the adjusting block 333 is a rear side, the front side of the adjusting block 333 is provided with a first inclined plane and a second inclined plane, the first inclined plane is close to the center line of the conveyor belt 120, the second inclined plane is far away from the center line of the conveyor belt 120, when the middle material on the conveyor belt 120 is more than the two sides of materials, the first inclined plane is pushed by the middle material on the conveyor belt 120 to enable the adjusting block 333 to move towards the center line direction of the conveyor belt 120, and when the middle material on the conveyor belt 120 is less than the two sides of materials is pushed by the two sides of the second inclined plane to enable the adjusting block 333 to move towards the center line direction of the conveyor belt 120. The two fifth connecting rods 332 are respectively connected with the two pushing plates 343 positioned on the rear side of the adjusting block 333 through a sixth connecting rod 334, the sixth connecting rod 334 is connected with the fifth connecting rod 332 and the pushing plates 343 positioned on the same side of the central line of the conveying belt 120, two ends of the sixth connecting rod 334 are respectively a first end and a second end, the first end of the sixth connecting rod 334 is hinged around a vertical axis and can be installed on the fifth connecting rod 332 in a vertical sliding manner, the second end of the sixth connecting rod 334 is hinged around the vertical axis on the outer side of the pushing plates 343, and the first end of the sixth connecting rod 334 is positioned on one side of the second end, close to the central line of the conveying belt 120. The adjusting block 333 is moved in the direction away from the center line of the conveyor belt 120 by driving the outer side of the push plate 343 on the same side as the adjusting block 333 to move in the first direction through the sixth link 334, and the adjusting block 333 is moved in the direction opposite to the first direction by driving the outer side of the push plate 343 on the same side as the adjusting block 333 through the sixth link 334 when moving in the direction close to the center line of the conveyor belt 120.
In the present embodiment, the first end of the sixth link 334 is provided with a hinge block 335, the first end of the sixth link 334 is hinged to the hinge block 335 about a vertical axis, and the hinge block 335 is slidably mounted to the fifth link 332 up and down.
In this embodiment, the frame 110 is provided with a telescopic plate 170, the upper end of the telescopic plate 170 is provided with a guide rail 171, and the end of the intermediate lever 324 is slidably mounted on the guide rail 171 along the first direction.
In this embodiment, a feeding device for a fluorinated ethylene propylene pipe further includes a melting mechanism 200, where the melting mechanism 200 is disposed at the end of the conveyor belt 120, so as to receive the material flattened by the material spreading mechanism 300 on the conveyor belt 120 and melt the material.
In this embodiment, the melting mechanism 200 includes a melting bin 210, a feeding hopper 220 and a heating strip 230, the melting bin 210 is located at the end of the conveyor belt 120, and the feeding hopper 220 is disposed at the upper end of the melting bin 210 to guide the material on the conveyor belt 120 into the melting bin 210; the heating strip 230 is disposed in the melting bin 210 and is used for heating the melting bin 210, and a discharge hole 240 is disposed at the bottom of the melting bin 210.
In the initial state of the feeding device for the perfluoroethylene propylene pipe, the lower ends of the sensing block 313, the adjusting block 333 and the pushing plate 343 are all positioned on the same horizontal plane and are all positioned above the conveying belt 120, when the conveying belt 120 conveys raw materials to move along the first direction, the sensing component 310 is firstly contacted with the raw materials, the raw materials of the sensing block 313 are pushed to move downwards and upwards, and the upward moving displacement of the sensing components 310 at different positions is different due to uneven raw material distribution. The upper clamping plate 321 moves upwards under the pushing of the ejector rod 311, the lower clamping plate 323 moves upwards under the pushing of the second elastic piece 370, and the upper clamping plate 321 and the lower clamping plate 323 drive the middle rod 324 to synchronously move upwards through the first connecting rod 322 and the second connecting rod 325 respectively; until the lower clamping plate 323 is abutted with the ejector rod 311 positioned at the lowest position, the lower clamping plate 323 stops moving upwards, the upper clamping plate 321 continues to move upwards under the pushing of the ejector rod 311 with the largest ascending displacement, the middle rod 324 is driven to move towards the direction close to the sensing assembly 310 by the first connecting rod 322, the middle rod 324 pushes the lower clamping plate 323 to move downwards by the second connecting rod 325, the lower clamping plate 323 stops after moving downwards to the second preset position, the middle rod 324 is driven to move further upwards and towards the direction close to the sensing assembly 310 when the upper clamping plate 321 moves upwards, the ejector rod 311 which moves to the highest position pushes the upper clamping plate 321, and the middle rod 324 moves to the middle position of the vertical connecting line of the upper clamping plate 321 and the lower clamping plate 323.
The middle rod 324 of the pushing plate 343 is moved upward to a position intermediate the highest point and a position below the lowest point of the accumulation of the raw materials, and the pushing plate 343 spreads the raw materials accumulated at a high position to a low position when the raw materials move along the first direction along with the conveyor belt 120, so that the raw materials on the conveyor belt 120 are distributed more uniformly. When the adjusting block 333 moves to a position below the lowest point of raw material accumulation along with the lower clamping plate 323 and the material at the middle part of the conveyor belt 120 along the second direction is more than the material at the two sides, the middle material pushes the first inclined plane to enable the adjusting block 333 to move away from the central line of the conveyor belt 120, and the adjusting block 333 drives the outer side of the push plate 343 positioned at the same side of the adjusting block 333 to move along the first direction through the sixth connecting rod 334 to guide the material at the middle part to move towards the two sides; when the materials at the middle part along the second direction on the conveyer belt 120 are less than the materials at the two sides, the materials at the two sides push the second inclined plane to enable the adjusting block 333 to move towards the direction close to the central line of the conveyer belt 120, the adjusting block 333 drives the outer side of the push plate 343 positioned at the same side of the adjusting block 333 to move along the opposite direction of the first direction through the sixth connecting rod 334, and the materials at the two sides are guided to move towards the middle part; and two push plates 343 positioned on the same side of the center line of the conveyor belt 120 are connected through a linkage rod 344, so that the outer sides of the two push plates 343 synchronously move, after the two push plates 343 positioned on the rear side of the adjusting block 333 in the first direction push the raw materials on the conveyor belt 120 for one time, the adjusting block 333 positioned between the two push plates 343 detects the distribution of the raw materials after one time pushing and transmits the result to one push plate 343, so that the two push plates 343 positioned on the front side of the adjusting block 333 rotate to guide the raw materials, and the rotation is transmitted to the other push plate 343 through the linkage rod 344, so that the two push plates 343 positioned on the rear side of the adjusting block 333 in the first direction adjust the pushing direction, and further the distribution of the raw materials passing through the adjusting block 333 is more uniform.
The raw materials flattened by the pushing assembly 340 are conveyed to the melting bin 210 by the conveying belt 120 for melting and then discharged.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. A loading attachment for polymerizing perfluoroethylene propylene tubular product for carry the perfluoroethylene propylene raw materials, its characterized in that: the device comprises a material conveying mechanism and a material spreading mechanism, wherein the material conveying mechanism comprises a frame and a conveying belt, the conveying belt is arranged on the frame and provided with a head end and a tail end, and the conveying belt conveys raw materials from the head end to the tail end along a first direction; the material spreading mechanism comprises a plurality of sensing assemblies, a transmission assembly and a pushing assembly, wherein the sensing assemblies sense the raw material distribution on the conveyor belt, and the pushing assembly is enabled to rise to a first preset position below the highest point of the raw material distribution through the transmission assembly, so that when the raw material passes through the pushing assembly along a first direction, the pushing assembly spreads the raw material;
the plurality of induction components are sequentially distributed along a second direction, wherein the second direction is perpendicular to the first direction; each induction component comprises a sliding rod, an induction block and a push rod, wherein the sliding rod is arranged on the rack in a vertically sliding manner, the induction block is arranged at the lower end of the sliding rod, and the induction block moves upwards under the pushing of the raw materials on the conveying belt and drives the sliding rod to move upwards; the ejector rod is fixedly arranged on the sliding rod;
the transmission assembly comprises an upper clamping plate, a lower clamping plate, a middle rod, a first connecting rod and a second connecting rod, wherein the middle rod is positioned at the front side of the induction assembly along the first direction, and the middle rod and the rack can slide up and down and can be connected in a sliding manner along the first direction; one end of the first connecting rod is hinged with the middle rod, and the other end of the first connecting rod is hinged with the upper clamping plate; one end of the second connecting rod is hinged with the middle rod, the other end of the second connecting rod is hinged with the lower clamping plate, and the first connecting rod and the second connecting rod are equal in length; the upper clamping plate and the lower clamping plate can be arranged on the frame in an up-down sliding manner, the upper clamping plate and the lower clamping plate are collinear in the vertical direction, and the lower clamping plate cannot move downwards after moving downwards to a second preset position; the upper clamping plate is positioned on the upper side of the ejector rod, and a first elastic piece is arranged between the upper clamping plate and the frame; the lower clamping plate is positioned at the lower side of the ejector rod, and a second elastic piece is arranged between the lower clamping plate and the frame; the middle rod is always positioned between the upper clamping plate and the lower clamping plate, the pushing assembly is connected with the middle rod, the pushing assembly moves up and down synchronously along with the middle rod, and the lower end of the pushing assembly is equal to the lower end of the induction block in the initial state;
the pushing assembly comprises a third connecting rod, a fourth connecting rod and a pushing plate, wherein the third connecting rod is connected with the middle rod, the fourth connecting rod can be installed on the frame in an up-down sliding manner, and the frame prevents the fourth connecting rod from moving along the first direction; the fourth connecting rod is in sliding connection with the third connecting rod along the first direction, the push plate is connected with the fourth connecting rod, and the lower end of the push plate is equal to the lower end of the sensing block in the initial state; the four pushing plates are arranged in pairs, the two groups of pushing plates are distributed along the first direction, the corresponding four connecting rods are arranged in pairs, each fourth connecting rod is positioned at the middle point of the conveyer belt along the second direction, the vertical side of the pushing plate, which is close to the fourth connecting rod, is the inner side, and the vertical side of the pushing plate, which is far away from the fourth connecting rod, is the outer side; the inner sides of the two pushing plates of the same group are hinged to a fourth connecting rod around a vertical axis, the two pushing plates of the same group are respectively positioned at two sides of the fourth connecting rod along the second direction, the outer sides of the two pushing plates of different groups but positioned at the same side of the fourth connecting rod along the second direction are connected through a linkage rod arranged along the first direction, so that the outer sides of the two pushing plates positioned at the same side of the fourth connecting rod along the second direction synchronously move along the first direction, and each pushing plate is perpendicular to the first direction in the initial state; the spreading mechanism further comprises an adjusting component, when the material at the middle part of the conveying belt along the second direction is more than the material at the two sides, the adjusting component enables the outer side of the push plate to move along the first direction, the material at the middle part is guided to move towards the two sides, and when the material at the middle part of the conveying belt along the second direction is less than the material at the two sides, the outer side of the push plate is enabled to move along the opposite direction of the first direction, and the material at the two sides is guided to move towards the middle part.
2. The feeding device for the perfluoroethylene propylene pipe according to claim 1, wherein: the adjusting assembly comprises a fixed frame, a fifth connecting rod and adjusting blocks, wherein the fixed frame is fixedly connected with the lower clamping plate, the number of the fifth connecting rod and the number of the adjusting blocks are two, each adjusting block is fixedly arranged at the lower end of one fifth connecting rod, and the lower end of the adjusting block is equal to the lower end of the sensing block in the initial state; the fifth connecting rod is slidably arranged on the fixed frame along the second direction, the two adjusting blocks are respectively positioned between the two groups of pushing plates, the two adjusting blocks are respectively positioned on two sides of a central line of the conveying belt along the second direction, one side of each adjusting block, which is firstly contacted with materials, is the front side, the other side of each adjusting block is the rear side, the front side of each adjusting block is provided with a first inclined surface and a second inclined surface, the first inclined surface is close to the central line of the conveying belt, the second inclined surface is far away from the central line of the conveying belt, when materials at the middle part on the conveying belt are more than materials at two sides, the first inclined surface is pushed by the middle parts of the adjusting blocks to move towards the central line of the conveying belt, and when materials at the middle part on the conveying belt are less than materials at two sides, the second inclined surface is pushed by the materials at two sides of the adjusting blocks to move towards the central line of the conveying belt; the two fifth connecting rods are respectively connected with the outer sides of the two pushing plates of the same pushing group through a sixth connecting rod, the sixth connecting rod is connected with the fifth connecting rod and the pushing plate which are positioned on the same side of the center line of the conveying belt, the two ends of the sixth connecting rod are respectively a first end and a second end, the first end of the sixth connecting rod is hinged around a vertical axis and can be installed on the fifth connecting rod in an up-down sliding mode, the second end of the sixth connecting rod is hinged on the outer side of the pushing plate around the vertical axis, and the first end of the sixth connecting rod is positioned on one side, close to the center line of the conveying belt, of the second end.
3. The feeding device for the perfluoroethylene propylene pipe according to claim 2, wherein: the first end of the sixth connecting rod is provided with a hinge block, the first end of the sixth connecting rod is hinged to the hinge block around a vertical axis, and the hinge block is installed on the fifth connecting rod in an up-and-down sliding mode.
4. The feeding device for the perfluoroethylene propylene pipe according to claim 1, wherein: the telescopic plate is arranged on the frame, the guide rail is arranged at the upper end of the telescopic plate, and the end part of the middle rod is slidably arranged on the guide rail along the first direction.
5. The feeding device for the perfluoroethylene propylene pipe according to claim 1, wherein: the device also comprises a melting mechanism which is arranged at the tail end of the conveying belt so as to receive the materials flattened by the spreading mechanism on the conveying belt and melt and process the materials.
6. The feeding device for the perfluoroethylene propylene pipe according to claim 5, wherein: the melting mechanism comprises a melting bin and a heating strip, the melting bin is positioned at the tail end of the conveying belt, and the melting bin receives materials on the conveying belt; the heating strip is arranged in the melting bin and used for heating the melting bin, and a discharge hole is formed in the bottom of the melting bin.
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| CN202210418976.5A CN114986842B (en) | 2022-04-20 | 2022-04-20 | Feeding device for perfluoroethylene propylene pipe |
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| CN202210418976.5A CN114986842B (en) | 2022-04-20 | 2022-04-20 | Feeding device for perfluoroethylene propylene pipe |
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| CN114986842B true CN114986842B (en) | 2024-01-26 |
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| CN114986842A (en) | 2022-09-02 |
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