CN111055449B - PVC conical double-screw corrugated tile extrusion equipment - Google Patents
PVC conical double-screw corrugated tile extrusion equipment Download PDFInfo
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- CN111055449B CN111055449B CN201911384694.2A CN201911384694A CN111055449B CN 111055449 B CN111055449 B CN 111055449B CN 201911384694 A CN201911384694 A CN 201911384694A CN 111055449 B CN111055449 B CN 111055449B
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- 238000001125 extrusion Methods 0.000 title claims abstract description 30
- 238000001746 injection moulding Methods 0.000 claims abstract description 35
- 230000007704 transition Effects 0.000 claims description 27
- 238000009826 distribution Methods 0.000 claims description 22
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 239000002994 raw material Substances 0.000 abstract description 26
- 229920003023 plastic Polymers 0.000 abstract description 19
- 239000004033 plastic Substances 0.000 abstract description 19
- 238000000465 moulding Methods 0.000 abstract description 16
- 230000003139 buffering effect Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2608—Mould seals
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2725—Manifolds
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of extrusion equipment for corrugated tile injection molding production, in particular to PVC conical double-screw corrugated tile extrusion equipment, which comprises a base, wherein a mold is arranged at the upper end of the base, a bracket is vertically welded at the upper end of the base, a charging basket is arranged at the upper end of the bracket, an inner cavity of the charging basket is arranged as an extrusion inner cavity, a driving motor is arranged at the upper end of the charging basket, and the PVC conical double-screw corrugated tile extrusion equipment has the beneficial effects that: according to the invention, the traditional injection molding pipeline is divided into a plurality of runners through the splitter plate, so that the purpose of multi-point injection molding at parallel positions is realized, the mold cavity is fully filled with raw materials, and the occurrence of block missing is prevented; by arranging the spherical buffer inner cavity, the injection molding raw material is gathered in the inner cavity, so that the raw material is prevented from flowing back, the injection molding pressure is improved by utilizing the gravity of the raw material, and the injection molding quality meets the requirement; through set up the bellows at the in-process of raw materials transportation, and then realize the buffering to the effect of temperature stress, prevent the leakage that the pipeline inflation caused, improved the security of the process of moulding plastics greatly.
Description
Technical Field
The invention relates to the technical field of corrugated tile injection molding production extrusion equipment, in particular to PVC conical double-screw corrugated tile extrusion equipment.
Background
The compression ratio of the conical twin-screw is formed by the depth of the screw groove and the depth of the screw groove, and the outer diameter of the screw is formed by the size of the screw, so that the compression ratio is quite large, when the material passes through the radial gap between the two screws, the material is stirred and sheared very strongly just through the roller gap of the two rollers, and therefore, the material is plasticized very uniformly and is particularly suitable for processing PVC plastics.
In the single PVC wave tile production process that is suitable for toper double screw extruder and carries out longer size, there are more defects:
1. because the corrugated tile is longer in size and thinner in structure, when the conical double screw is extruded, the flow channel of the PVC raw material is weaker, complete filling is difficult to realize in a smaller die cavity, and blocks are easy to be lost after injection molding;
2. in the process of a PVC raw material runner, the heat of the raw material is dissipated, so that the transportation pipeline is easy to expand or break, and further leakage is caused;
3. PVC raw materials runner in-process pipeline internal diameter is more and more littleer, and the raw materials flows in the pipeline and moulds plastics pressure and reduce gradually, leads to moulding plastics the in-process, and pressure is not enough, and then makes the quality of moulding plastics descend, appears the gas pocket easily.
Therefore, the PVC conical double-screw corrugated tile extrusion equipment is provided, and the problems of filling, injection molding pressure and temperature stress are solved.
Disclosure of Invention
The invention aims to provide PVC conical double-screw corrugated tile extrusion equipment to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a PVC conical double-screw corrugated tile extrusion device comprises a base, wherein a mold is arranged at the upper end of the base, a support is vertically welded at the upper end of the base, a charging basket is arranged at the upper end of the support, an inner cavity of the charging basket is arranged as an extrusion inner cavity, a driving motor is arranged at the upper end of the charging basket, a connecting block is arranged at the lower end of the charging basket, a pair of conical double screws which are distributed bilaterally symmetrically is arranged inside the extrusion inner cavity, the connecting block is communicated with the middle of the lower end of the extrusion inner cavity, the upper ends of the conical double screws extend to the upper end of the charging basket and are fixedly connected with driven gears, a motor rotating shaft at the lower end of the driving motor is rotatably connected with a driving gear, the driving gear is installed between a pair of driven gears which are bilaterally symmetrical, and the driving gear and the driven gears are mutually meshed;
the upper end of the mould is provided with a buffer plate, the lower end of the buffer plate is hermetically inserted in four injection molding runners which are linearly distributed at the upper end of the mould, the upper end of the buffer plate is provided with a lower hemispherical inner cavity which is vertically communicated with the four injection molding runners, the left side and the right side of the upper end surface of the buffer plate are vertically welded with limiting screw rods, the upper end of the buffer plate is hermetically connected with a transition plate, the lower end of the transition plate is communicated with the buffer plate, the opening at the upper end of the transition plate is vertically connected with the first corrugated pipe, the upper end of the transition plate is provided with an adjusting plate, the middle inner cavity of the adjusting plate is provided with four sliding joints, the upper ends of the sliding joints are hermetically connected with a second corrugated pipe, the upper end of the second corrugated pipe is connected with the splitter plate, the upper end of the splitter plate is communicated with the connecting block, a main splitter block is arranged in the middle of an inner cavity of the splitter plate, an adjusting plate is arranged at the lower end of the splitter plate, and auxiliary splitter blocks are symmetrically arranged on the left side and the right side of the lower end of the main splitter block.
Preferably, the inner cavity of the mold is provided with a wave tile mold cavity which is transversely distributed, the upper end of the wave tile mold cavity is provided with four injection molding runners which are linearly distributed, and the upper end of each injection molding runner is vertically communicated with the inner cavity at the lower end of the buffer plate.
Preferably, a feed inlet is formed in the front end of the charging bucket, an upper cross beam is arranged at the upper end of the charging bucket, and the upper end of the driving motor is vertically fixed to the lower end of the upper cross beam.
Preferably, the outer wall of the opening at the upper end of the flow distribution plate is provided with an external thread, and the flow distribution plate is hermetically communicated with the lower end of the connecting block through the external thread and the thread.
Preferably, the middle position of the upper end of the main shunting block is vertically provided with a shunting column, the shunting column is positioned in an inner cavity with an opening at the upper end of the shunting plate, the middle position of the upper end of the auxiliary shunting block protrudes upwards and is communicated with the main shunting block, and the lower end of the auxiliary shunting block is communicated with an opening at the lower end of the shunting plate.
Preferably, the left side and the right side of the transition plate and the adjusting plate are both provided with guide holes in a penetrating mode, the transition plate and the adjusting plate are inserted into the limit screw in a sliding mode through the guide holes, the upper end of the transition plate is fixed through a first nut, and the upper end of the adjusting plate is fixed through a second nut.
Preferably, the lower end surface of the transition plate is provided with an upper hemisphere inner cavity which is vertically and symmetrically distributed with the lower hemisphere inner cavity, the lower hemisphere inner cavity and the upper hemisphere inner cavity form a buffer inner cavity, and a group of sealing blocks which are mutually symmetrical are arranged on the left side and the right side of the buffer inner cavity.
Preferably, the spout has been seted up to the middle inner chamber of regulating plate, sliding joint slidable mounting has seted up the through-hole at the inner chamber of spout, sliding joint's inner chamber, the upper end intercommunication second bellows of through-hole, the first bellows of lower extreme intercommunication of through-hole.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the splitter plate is added, so that the traditional injection molding pipeline is divided into a plurality of runners, the purpose of multi-point injection molding at parallel positions is realized, the mold cavity is fully filled with raw materials, and the occurrence of block missing is prevented;
2. according to the invention, the spherical buffer inner cavity is arranged, so that the injection molding raw material is gathered in the inner cavity, the raw material is prevented from flowing back, the injection molding pressure is improved by utilizing the gravity of the raw material, and the injection molding quality meets the requirement;
3. according to the invention, the corrugated pipe is arranged in the raw material transportation process, so that the temperature stress effect is buffered, the leakage caused by pipeline expansion is prevented, and the safety of the injection molding process is greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the feed split configuration of the present invention;
FIG. 3 is a schematic structural diagram of a raw material buffering device according to the present invention;
FIG. 4 is a schematic perspective view of a buffer plate according to the present invention;
FIG. 5 is a perspective view of an adjustment plate according to the present invention;
FIG. 6 is a schematic perspective view of a transition plate according to the present invention;
fig. 7 is an exploded view of the three-dimensional structure of the material buffering device according to the present invention.
In the figure: the device comprises a base 1, a support 2, a feed inlet 3, a charging basket 4, an upper cross beam 5, a driving motor 6, a die 7, a corrugated tile die cavity 8, an injection molding runner 9, a buffer plate 10, a transition plate 11, a guide hole 12, an adjusting plate 13, a limit screw 14, a first corrugated pipe 15, a second corrugated pipe 16, a splitter plate 17, a connecting block 18, an extrusion inner cavity 19, a conical double screw 20, a sealing block 21, a main splitter block 22, a driven gear 23, a driving gear 24, an external thread 25, an auxiliary splitter block 26, a buffer inner cavity 27, a first nut 28, a second nut 29, a sliding chute 30, a sliding joint 31, a through hole 32, a lower hemisphere inner cavity 33, an upper hemisphere inner cavity 34 and a splitter column 35.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution:
the utility model provides a PVC toper double screw wave tile extrusion equipment, includes base 1, and the upper end of base 1 is welded perpendicularly has support 2, and the upper end of support 2 is provided with storage bucket 4, utilizes support 2 to realize storage bucket 4's fixed mounting.
The inner cavity of the charging basket 4 is arranged as an extrusion inner cavity 19, a pair of conical twin screws 20 which are symmetrically distributed left and right are arranged inside the extrusion inner cavity 19, and the purpose of extruding the raw materials is realized by utilizing the conical twin screws 20.
The upper end of the charging bucket 4 is provided with a driving motor 6, the front end of the charging bucket 4 is provided with a feeding hole 3, the upper end of the charging bucket 4 is provided with an upper cross beam 5, the upper end of the driving motor 6 is vertically fixed at the lower end of the upper cross beam 5, and the driving motor 6 is fixedly installed by utilizing the upper cross beam 5.
The upper end of toper twin-screw 20 extends to storage bucket 4 upper end and fixedly connected with driven gear 23, and driving motor 6's lower extreme motor shaft rotates and connects driving gear 24, and driving gear 24 installs between bilateral symmetry's a pair of driven gear 23, and driving gear 24 and driven gear 23 intermeshing utilize driving motor 6 to drive driving gear 24 and rotate, utilize driving gear 24 to drive driven gear 23 and rotate, and then realize that toper twin-screw 20's relative rotation extrudes.
The lower extreme of storage bucket 4 is provided with connecting block 18, communicates connecting block 18 in the middle of the lower extreme of extrusion inner chamber 19, and the upper end of flow distribution plate 17 communicates connecting block 18, and the upper end opening outer wall of flow distribution plate 17 is provided with external screw thread 25, and flow distribution plate 17 passes through the lower extreme of external screw thread 25 thread seal intercommunication connecting block 18, utilizes external screw thread 25 to realize connecting block 18 and flow distribution plate 17's sealing connection.
The middle position of the inner cavity of the splitter plate 17 is provided with a main splitter block 22, the left side and the right side of the lower end of the main splitter block 22 are symmetrically provided with auxiliary splitter blocks 26, the middle position of the upper end of the main splitter block 22 is vertically provided with a splitter column 35, the splitter column 35 is positioned in the inner cavity of the upper end opening of the splitter plate 17, the middle position of the upper end of each auxiliary splitter block 26 protrudes upwards and is communicated with the main splitter block 22, the lower end of each auxiliary splitter block 26 is communicated with the lower end opening of the splitter plate 17, a single injection molding runner is divided into four injection molding splitter runners which are parallel to each other by the main splitter block 22 and the auxiliary splitter blocks 26, the purpose of multi-point injection molding at the parallel positions is achieved, raw materials are fully filled in a mold cavity, and block missing is prevented.
The lower extreme of flow distribution plate 17 is provided with regulating plate 13, and four sliding joint 31 are installed to the middle inner chamber of regulating plate 13, and spout 30 has been seted up to the middle inner chamber of regulating plate 13, and sliding joint 31 slidable mounting utilizes spout 30 to realize sliding joint 31's slidable mounting at the inner chamber of spout 30, and then makes the flow distribution plate 17 of sliding joint 31 adaptation and different reposition of redundant personnel injection moulding positions.
The upper end of the sliding joint 31 is hermetically connected with the second corrugated pipe 16, the upper end of the second corrugated pipe 16 is connected with the flow distribution plate 17, a through hole 32 is formed in an inner cavity of the sliding joint 31, the upper end of the through hole 32 is communicated with the second corrugated pipe 16, the lower end of the through hole 32 is communicated with the first corrugated pipe 15, an upper end opening of the transition plate 11 is vertically connected with the first corrugated pipe 15, an adjusting plate 13 is arranged at the upper end of the transition plate 11, the effect of buffering temperature stress is achieved by utilizing the first corrugated pipe 15 and the second corrugated pipe 16, leakage caused by pipeline expansion is prevented, and the safety of the injection molding process is greatly improved.
The lower end of the transition plate 11 is communicated with the buffer plate 10, the left side and the right side of the upper end face of the buffer plate 10 are vertically welded with the limit screws 14, the left side and the right side of the transition plate 11 and the left side of the adjusting plate 13 are both penetrated and provided with guide holes 12, the transition plate 11 and the adjusting plate 13 are slidably inserted into the limit screws 14 through the guide holes 12, the upper end of the transition plate 11 is fixed through a first nut 28, the upper end of the adjusting plate 13 is fixed through a second nut 29, the accurate position installation of the transition plate 11 and the adjusting plate 13 is realized by utilizing the matching of the limit screws 14 and the guide holes 12, and the position fixation of the transition plate 11 and the adjusting plate 13 is realized by utilizing the first nut 28 and the second nut 29.
The upper end of base 1 is provided with mould 7, and the inner chamber of mould 7 is provided with transverse distribution's wave tile die cavity 8, and the upper end of wave tile die cavity 8 is provided with four runners 9 of moulding plastics of linear distribution, and the lower extreme inner chamber of runner 9's the perpendicular intercommunication buffer board 10 in upper end of moulding plastics utilizes four runners 9 of moulding plastics to realize moulding plastics simultaneously with wave tile die cavity 8 divide into four parallel points, has improved injection molding efficiency and filling rate greatly.
The upper end of the mould 7 is provided with a buffer plate 10, the lower end of the buffer plate 10 is hermetically inserted in four injection moulding runners 9 which are linearly distributed at the upper end of the mould 7, and the upper end of the buffer plate 10 is hermetically connected with a transition plate 11.
The upper end of buffer board 10 is provided with the lower hemisphere inner chamber 33 with the perpendicular intercommunication of four runners of moulding plastics 9, the last hemisphere inner chamber 34 with the upper and lower symmetric distribution of lower hemisphere inner chamber 33 is seted up to the lower terminal surface of cab apron 11, buffer inner chamber 27 is constituteed with last hemisphere inner chamber 34 to lower hemisphere inner chamber 33, the left and right sides of buffer inner chamber 27 is provided with a set of seal block 21 of mutual symmetry, utilize the spherical buffer inner chamber 27 that lower hemisphere inner chamber 33 and last hemisphere inner chamber 34 constitute, and then make the raw materials gathering of moulding plastics in the inner chamber, both prevent the raw materials backward flow, utilize the gravity of raw materials again, improve injection pressure, make the quality of moulding plastics reach the requirement.
The working principle is as follows: firstly, a proper number of flow dividing and injection molding runners 9 are selected according to the length of the wave tile mold cavity 8, then the single injection molding runner 9 is divided into four injection molding sub-runners which are parallel to each other through the main flow dividing block 22 and the auxiliary flow dividing block 26, the purpose of multi-point injection molding at the parallel position is achieved, the mold cavity is fully filled with raw materials, and the occurrence of block missing is avoided.
Then utilize connecting block 18, sliding joint 31, first bellows 15, second bellows 16 and buffering inner chamber 27 to realize moulding plastics the intercommunication of runner 9, utilize spout 30 to realize sliding joint 31's slidable mounting, and then make sliding joint 31 adaptation and the reposition of redundant personnel board 17 of the position of moulding plastics of different reposition of redundant personnel, utilize first bellows 15 and second bellows 16 to realize the buffering to the temperature stress effect, prevent the leakage that pipeline inflation caused, improved the security of the process of moulding plastics greatly.
After the installation is accomplished, utilize driving motor 6 to drive driving gear 24 and rotate, utilize driving gear 24 to drive driven gear 23 and rotate, and then realize that the relative rotation of toper twin-screw 20 extrudes, the raw materials divide into four parallel runners through flow distribution plate 17's effect and fall perpendicularly, through regulating plate 13 and cross cab apron 11 and fall in buffering inner chamber 27, utilize the spherical buffering inner chamber 27 that lower hemisphere inner chamber 33 and upper hemisphere inner chamber 34 are constituteed, and then make the raw materials gathering of moulding plastics in the inner chamber, both prevent the raw materials backward flow, utilize the gravity of raw materials again, improve injection pressure, make the quality of moulding plastics reach the requirement, utilize four runners 9 that mould plastics to realize moulding plastics simultaneously with wave tile die cavity 8 and divide into four parallel points, injection efficiency and filling rate have been improved greatly.
Wherein the driving motor 6 adopts a common three-phase asynchronous rotating motor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a PVC toper double screw wavy tile extrusion equipment, includes base (1), its characterized in that: the die is characterized in that a die (7) is arranged at the upper end of the base (1), a support (2) is vertically welded at the upper end of the base (1), a charging basket (4) is arranged at the upper end of the support (2), an inner cavity of the charging basket (4) is arranged as an extrusion inner cavity (19), a driving motor (6) is arranged at the upper end of the charging basket (4), a connecting block (18) is arranged at the lower end of the charging basket (4), a pair of conical double screws (20) which are bilaterally symmetrically distributed are arranged in the extrusion inner cavity (19), the connecting block (18) is communicated in the middle of the lower end of the extrusion inner cavity (19), the upper end of each conical double screw (20) extends to the upper end of the charging basket (4) and is fixedly connected with a driven gear (23), a motor rotating shaft at the lower end of the driving motor (6) is rotatably connected with a driving gear (24), and the driving gear (24) is installed between the pair of driven gears (23) which are bilaterally symmetrical, the driving gear (24) is meshed with the driven gear (23);
the upper end of the mold (7) is provided with a buffer plate (10), the lower end of the buffer plate (10) is hermetically inserted in four injection molding runners (9) which are linearly distributed at the upper end of the mold (7), the upper end of the buffer plate (10) is provided with a lower hemispherical inner cavity (33) which is vertically communicated with the four injection molding runners (9), the left side and the right side of the upper end surface of the buffer plate (10) are vertically welded with limit screws (14), the upper end of the buffer plate (10) is hermetically connected with a transition plate (11), the lower end of the transition plate (11) is communicated with the buffer plate (10), an upper end opening of the transition plate (11) is vertically connected with a first corrugated pipe (15), the upper end of the transition plate (11) is provided with an adjusting plate (13), the middle inner cavity of the adjusting plate (13) is provided with four sliding joints (31), the upper end of the sliding joint (31) is hermetically connected with a second corrugated pipe (16), the upper end of the second corrugated pipe (16) is connected with a flow distribution plate (17), the upper end of flow distribution plate (17) communicates connecting block (18), and the inner chamber intermediate position of flow distribution plate (17) is provided with main flow distribution block (22), and the lower extreme of flow distribution plate (17) is provided with regulating plate (13), vice flow distribution block (26) are installed to the lower extreme left and right sides symmetry of main flow distribution block (22).
2. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: the inner cavity of the mold (7) is provided with a wave tile mold cavity (8) which is transversely distributed, four injection molding runners (9) which are linearly distributed are arranged at the upper end of the wave tile mold cavity (8), and the upper end of each injection molding runner (9) is vertically communicated with the inner cavity at the lower end of the buffer plate (10).
3. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: the feed inlet (3) is arranged at the front end of the charging bucket (4), the upper end of the charging bucket (4) is provided with the upper cross beam (5), and the upper end of the driving motor (6) is vertically fixed at the lower end of the upper cross beam (5).
4. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: the outer wall of an opening at the upper end of the flow distribution plate (17) is provided with an external thread (25), and the flow distribution plate (17) is in thread sealing communication with the lower end of the connecting block (18) through the external thread (25).
5. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: the upper end middle position of the main shunting block (22) is vertically provided with a shunting column (35), the shunting column (35) is positioned in an inner cavity of an upper end opening of the shunting plate (17), the upper end middle position of the auxiliary shunting block (26) is upwards protruded and communicated with the main shunting block (22), and the lower end of the auxiliary shunting block (26) is communicated with a lower end opening of the shunting plate (17).
6. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: the left side and the right side of the transition plate (11) and the adjusting plate (13) are both penetrated through and provided with guide holes (12), the transition plate (11) and the adjusting plate (13) are slidably inserted into the limiting screw rods (14) through the guide holes (12), the upper end of the transition plate (11) is fixed through a first nut (28), and the upper end of the adjusting plate (13) is fixed through a second nut (29).
7. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: the lower end face of the transition plate (11) is provided with an upper hemisphere inner cavity (34) which is vertically and symmetrically distributed with the lower hemisphere inner cavity (33), the lower hemisphere inner cavity (33) and the upper hemisphere inner cavity (34) form a buffer inner cavity (27), and a group of mutually symmetrical sealing blocks (21) are arranged on the left side and the right side of the buffer inner cavity (27).
8. The PVC tapered twin-screw corrugated tile extrusion apparatus of claim 1, wherein: spout (30) have been seted up to the middle inner chamber of regulating plate (13), sliding joint (31) slidable mounting is in the inner chamber of spout (30), and sliding joint (31)'s inner chamber has seted up through-hole (32), the upper end intercommunication second bellows (16) of through-hole (32), the first bellows (15) of lower extreme intercommunication of through-hole (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911384694.2A CN111055449B (en) | 2019-12-28 | 2019-12-28 | PVC conical double-screw corrugated tile extrusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911384694.2A CN111055449B (en) | 2019-12-28 | 2019-12-28 | PVC conical double-screw corrugated tile extrusion equipment |
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| Publication Number | Publication Date |
|---|---|
| CN111055449A CN111055449A (en) | 2020-04-24 |
| CN111055449B true CN111055449B (en) | 2021-08-24 |
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| CN201911384694.2A Active CN111055449B (en) | 2019-12-28 | 2019-12-28 | PVC conical double-screw corrugated tile extrusion equipment |
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| CN112519123B (en) * | 2020-11-16 | 2023-01-17 | 湖南京能新能源科技有限公司 | Charging pile intelligent production line process flow and method |
| CN112605363B (en) * | 2020-12-02 | 2022-01-25 | 东莞市茂伟电子有限公司 | Aluminum die-casting forming die with auxiliary pushing mechanism |
| CN112606350A (en) * | 2020-12-14 | 2021-04-06 | 泰州九星冷机制品有限公司 | Injection molding machine with safety protection mechanism |
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| CN111055449A (en) | 2020-04-24 |
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Denomination of invention: A PVC conical twin screw wave tile extrusion equipment Effective date of registration: 20230414 Granted publication date: 20210824 Pledgee: Wulian Bank of China Fudeng Rural Bank Co.,Ltd. Chaohe Sub branch Pledgor: Wulian Tianhe Plastic Co.,Ltd. Registration number: Y2023980038088 |