CN113650262A - Preparation method of thermoplastic plastic product - Google Patents
Preparation method of thermoplastic plastic product Download PDFInfo
- Publication number
- CN113650262A CN113650262A CN202110967848.1A CN202110967848A CN113650262A CN 113650262 A CN113650262 A CN 113650262A CN 202110967848 A CN202110967848 A CN 202110967848A CN 113650262 A CN113650262 A CN 113650262A
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- platform
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- vertical support
- welded
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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
- B29C48/96—Safety devices
- B29C48/965—Personnel safety, e.g. safety for the operator
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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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/768—Venting, drying means; Degassing means outside the apparatus, e.g. after the die
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a preparation method of a thermoplastic plastic product, which realizes the preparation of the thermoplastic plastic product by using thermoplastic plastic product preparation equipment and reduces potential safety hazards; the thermoplastic article manufacturing apparatus comprises: a station; the platform is wholly rectangular structure, and its rear side locking connection has a three-layer stair spare, and the intermediate position of the outer eaves of platform front side runs through and has seted up a rectangle notch, and slidable mounting has a slide mechanism in this rectangle notch, and the left and right sides symmetry of rectangle notch bottom rotates and hoists and has two driving pieces, the welding of slide mechanism's top stull has a department to push up the fagging. The invention can avoid the worker from facing and standing right in front of or right behind the extruded plastic to puncture and deflate, greatly reduces the probability of burning the worker by the high-temperature gas sprayed after the plastic is punctured, and improves the safety of the deflation operation.
Description
Technical Field
The invention relates to the technical field of plastic products, in particular to a preparation method of a thermoplastic plastic product.
Background
Plastics are a class of synthetic polymeric materials that are plastic. It, synthetic rubber and synthetic fiber form three indispensable synthetic materials in daily life. Specifically, the plastic is a material which takes natural or synthetic resin as a main component, is added with various additives, can be molded into a certain shape under the conditions of certain temperature, pressure and the like, and keeps the shape unchanged at normal temperature, and the plastic product industry is the prop industry of the light industry in China. At present, the plastic product industry in China faces development opportunities, but also meets a plurality of challenges, which need to be dominated by markets and enterprises, and governments are guided by policies and are moving towards the strong country of plastic products. For example, patent No. cn201410568639.x discloses a PET plastic single-screw degassing drying-free energy-saving extrusion production line. Most of the existing preparation methods need workers to hold a puncture part, puncture and deflate the front side or the rear side of the extruded plastic in a way of facing the front side or the rear side, puncture operation is performed by manual output, hands are occupied, labor is wasted, in addition, the workers face the front side and the rear side to puncture the plastic, the injection damage of high-temperature gas is easily caused, and the potential safety hazard is large.
Disclosure of Invention
The invention aims to provide a preparation method of a thermoplastic plastic product, and aims to solve the problems that workers are facing to the air release side to puncture the plastic, the plastic is easily damaged by the injection of high-temperature gas, and the potential safety hazard is large in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a thermoplastic plastic product preparation method is used for realizing the preparation of a thermoplastic plastic product by using thermoplastic plastic product preparation equipment, so that the potential safety hazard is reduced; the thermoplastic article manufacturing apparatus comprises:
a station; the platform is integrally rectangular, the rear side of the platform is connected with a three-layer stair piece in a locking manner, a rectangular notch is formed in the middle position of the outer eave on the front side of the platform in a penetrating manner, a sliding mechanism is installed in the rectangular notch in a sliding manner, and two driving pieces are symmetrically and rotatably hung on the left side and the right side of the bottom of the rectangular notch;
a sliding mechanism; the sliding mechanism comprises a top supporting plate, the top end of the sliding mechanism is welded with the top supporting plate, and the bottom of the top supporting plate is welded and hung with a circular baffle cover; the platform comprises cross brace positioning shafts, and two cross brace positioning shafts are welded at the bottom of the outer eave position on the front side of the platform in a vertically spaced hanging brace manner; the left side and the right side of the bottom of the platform are symmetrically welded with two support frames, and one vertical support hexagonal shaft is fixedly welded at the rear side of the space between the right support frame and the platform;
the baffle cover comprises a triangular rib rod, the middle position of the front end opening of the baffle cover is welded with the triangular rib rod in a cross bracing way, and the middle section of the triangular rib rod is inserted with a thorn shaft in a penetrating way; the two pull rods are installed in an inclined swinging mode, and two tension springs are symmetrically hung and supported between the front end sections of the two pull rods and the circular inner wall of the rear side of the blocking cover; the vertical support sliding shaft is of a hexagonal structure, the bottom of the vertical support sliding shaft is forwards projected and welded with a horizontal short plate, and the horizontal short plate slides upwards along with the sliding mechanism to be in pushing contact with the bottom surface of the platform.
The platform further comprises a pedal, an L-shaped support rod is slidably sleeved on the vertical support six-edge shaft, a rectangular pedal is fixedly welded at the top end of the L-shaped support rod, and the pedal is located on the right side of the platform in a sliding mode.
Preferably, the station further comprises
The rack rod is sleeved on the two cross brace positioning shafts in a sliding manner, and a tension spring is hung between the tail end section of the rack rod and the tail end sections of the two cross brace positioning shafts;
the right end of the rack rod is rotatably connected with a connecting rod, and the other end of the connecting rod is rotatably connected with an L-shaped stay bar at the bottom of the pedal.
The sliding mechanism comprises a bottom supporting plate, the sliding mechanism is integrally formed by symmetrically welding a left group of cylindrical shafts and a right group of cylindrical shafts which are arranged at four positions, the top ends of the left group of cylindrical shafts and the right group of cylindrical shafts are fixedly connected with a top supporting plate in a welding mode, and the bottom cross brace of the two groups of cylindrical shafts is welded with the bottom supporting plate at one position.
Preferably, the sliding mechanism comprises vertical support racks, two vertical support racks are symmetrically welded between the left column shaft and the right column shaft of the sliding mechanism in a left-right mode, and bottom sections of the two vertical support racks extend downwards and protrude.
The two driving parts are formed by welding a rotating shaft and two gears sleeved at two ends of the rotating shaft together, rear side gears on the two driving parts are correspondingly in meshing contact with the rack bar, and front side gears on the two driving parts are correspondingly in meshing contact with the two vertical support racks.
Preferably, the bayonet shaft comprises
The tail end of the thorn shaft is rotatably connected with a group of pull rods at two positions;
the head ends of the two pull rods are rotatably connected with one vertical supporting sliding shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the tension spring on the rack rod can pull back the rack rod to slide rightwards to reset and engage to drive the sliding mechanism and the blocking cover to descend and hide, and the sliding mechanism and the blocking cover can slide downwards and hide when being idle, so that the phenomenon that the support protrusion causes operation obstacle to workers is avoided;
2. the connecting rod, the pedal and the rack rod are connected together to form a crank slider mechanism, the pedal can be pressed by foot force to drive the rack rod to slide left to provide upward sliding power for the sliding mechanism and the shield cover through the mechanism, compared with manual force operation, the mechanism is more labor-saving and convenient, hands are liberated, and the pedal is positioned on the right side of a platform, so that a worker can stand on the right side of plastic extrusion equipment to puncture and deflate extruded and drooping hot-melt plastic, the worker is prevented from standing in front of or behind the extruded plastic to puncture and deflate, the probability that the worker is burnt by high-temperature gas sprayed out after the plastic is punctured is greatly reduced, and the safety of deflation operation is improved;
3. according to the invention, the rack bar can be engaged in a left-right sliding manner to drive the sliding mechanism to lift and slide through the two driving parts, and after the shield is lifted, the high-temperature gas sprayed out after plastic puncture can be blocked, so that high-speed direct long-distance emission of the high-temperature gas is avoided, the spraying damage range of the high-temperature gas is greatly reduced, the potential safety hazard to workers is reduced, a longer equipment safety interval does not need to be reserved for the high-temperature gas spraying, and the full utilization of the plant area is facilitated;
4. according to the puncture needle, the vertical support sliding shaft can reversely push, push and slide downwards by utilizing the upward moving power of the sliding mechanism through the horizontal short plate at the bottom of the vertical support sliding shaft to provide puncture sliding insertion power for the puncture shaft, so that the puncture needle realizes linkage driving of the sliding mechanism on the puncture shaft through a reasonable mechanical structure, the blocking cover and the puncture shaft can be sequentially driven in a linkage manner only by simple downward stepping action, the trouble of sliding operation on the puncture shaft by additional force is saved, the operation steps of puncture deflation are simplified, and the puncture needle is convenient and rapid to use;
5. the horizontal short plate is positioned at the bottom of the blocking cover, so that the horizontal short plate can be in contact with the platform to push the puncture shaft out of force when the puncture shaft rises and falls off to the top end of the platform, and the puncture shaft is prevented from being pushed and inserted forwards to cause sliding obstruction and influence on the normal implementation of puncture and deflation actions when the puncture shaft does not fall off from the rectangular notch on the platform completely.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the rear three-dimensional structure of the present invention;
FIG. 3 is a schematic bottom three-dimensional structure of the present invention;
FIG. 4 is a schematic view of the sliding mechanism of the present invention in a disassembled state;
FIG. 5 is a schematic view of the sliding mounting of the rack bar of the present invention;
FIG. 6 is a schematic view of the back structure of the shield of the present invention;
FIG. 7 is a schematic view of the internal structure of the shield of the present invention;
FIG. 8 is an enlarged view of portion A of FIG. 3 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a station; 101. a cross brace positioning shaft; 102. vertically supporting a hexagonal shaft; 103. treading a pedal; 104. a rack bar; 105. a connecting rod; 2. a stair member; 3. a shield; 301. a triangular bar; 4. a sliding mechanism; 401. a top bracing plate; 402. a bottom supporting plate; 403. a vertical support rack; 5. a drive member; 6. pricking a shaft; 601. a pull rod; 602. and a sliding shaft is vertically supported.
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.
Referring to fig. 1 to 8, an embodiment of the present invention includes: a thermoplastic article manufacturing apparatus comprising a station 1; the platform 1 is integrally rectangular, the rear side of the platform is connected with a three-layer stair piece 2 in a locking manner, a rectangular notch is formed in the middle position of the outer eave on the front side of the platform 1 in a penetrating manner, a sliding mechanism 4 is slidably mounted in the rectangular notch, and two driving pieces 5 are symmetrically and rotatably hung on the left side and the right side of the bottom of the rectangular notch;
a slide mechanism 4; the sliding mechanism 4 comprises a top supporting plate 401, the top end of the sliding mechanism 4 is welded with the top supporting plate 401 in a cross bracing manner, and the bottom of the top supporting plate 401 is welded and hung with a circular baffle cover 3; the platform 1 comprises a cross brace positioning shaft 101, and the bottom of the outer eave position on the front side of the platform 1 is welded with two cross brace positioning shafts 101 in an up-down interval hanging brace manner; the platform comprises vertical support six-edge shafts 102, wherein two support frames are symmetrically welded at the left side and the right side of the bottom of the platform 1, and one vertical support six-edge shaft 102 is fixedly welded at the rear side of the space between the right support frame and the platform 1;
the baffle cover 3 comprises a triangular rib rod 301, the triangular rib rod 301 is welded at the middle position of the front end opening of the baffle cover 3 in a cross bracing mode, and a thorn shaft 6 is inserted in the middle section of the triangular rib rod 301 in a penetrating mode; the platform 1 further comprises a pedal 103, an L-shaped support rod is slidably sleeved on the vertical support hexagonal shaft 102, a rectangular pedal 103 is fixedly welded at the top end of the L-shaped support rod, and the pedal 103 is slidably positioned on the right side of the platform 1; the sliding mechanism 4 comprises a bottom supporting plate 402, the sliding mechanism 4 is integrally formed by symmetrically welding a left group of cylindrical shafts and a right group of cylindrical shafts which are arranged at four positions, the top ends of the left group of cylindrical shafts and the right group of cylindrical shafts are fixedly connected with a top supporting plate 401 in a welding mode, and a bottom supporting plate 402 is welded on a bottom cross brace of the two groups of cylindrical shafts; the sliding mechanism 4 comprises vertical support racks 403, two vertical support racks 403 are symmetrically welded between the left column shaft and the right column shaft of the sliding mechanism 4, and the bottom sections of the two vertical support racks 403 extend downwards and protrude; the thorn shaft 6 comprises a pull rod 601, and the tail end of the thorn shaft 6 is rotatably connected with a group of two pull rods 601; the head ends of the two pull rods 601 are rotatably connected with a vertical support sliding shaft 602.
Further, the station 1 further comprises
The rack rod 104 is sleeved on the two cross support positioning shafts 101 in a sliding manner, a tension spring is hung between the tail end section of the rack rod 104 and the tail end sections of the two cross support positioning shafts 101, the tension spring can pull back the rack rod 104 to slide rightwards to reset and is meshed to drive the sliding mechanism 4 and the blocking cover 3 to descend and hide, the sliding mechanism 4 and the blocking cover 3 can slide downwards and hide when the rack rod is not in use, and the phenomenon that the support protrusion causes operation obstacle to workers is avoided;
a connecting rod 105 is rotatably connected at the right end of the rack bar 104, the other end of the connecting rod 105 is rotatably connected with an L-shaped stay bar at the bottom of the pedal 103, the connecting rod 105, the pedal 103 and the rack bar 104 are connected together to form a crank slider mechanism, by adopting the mechanism, the foot force is used for pressing down the pedal 103 to drive the rack bar 104 to slide left to provide the sliding mechanism 4 and the blocking cover 3 with upward sliding power, compared with the manual force operation, the mechanism saves more labor and is more convenient and liberates both hands, the pedal 103 is positioned on the right side of the platform 1, so that a worker can stand on the right side of the plastic extrusion equipment to puncture and deflate the extruded and drooping hot-melt plastic, the worker is prevented from standing in front of or behind the extruded plastic to puncture and deflate the plastic, the probability that the worker is burnt by the high-temperature gas sprayed after the plastic is punctured is greatly reduced, and the safety of deflation operation is improved.
Furthermore, the two driving parts 5 are formed by welding a rotating shaft and two gears sleeved at two ends of the rotating shaft together, rear side gears on the two driving parts 5 are correspondingly in meshing contact with the rack rod 104, front side gears on the two driving parts 5 are correspondingly in meshing contact with the two vertical support racks 403, the rack rod 104 can slide left and right to be meshed with the sliding mechanism 4 to slide up and down through the two driving parts 5, after the blocking cover 3 is lifted, the blocking cover can block high-temperature gas sprayed out after plastic puncture, high-temperature gas high-speed direct long-distance injection is avoided, the injection damage range of the high-temperature gas is greatly reduced, potential safety hazards caused to workers are reduced, long equipment safety intervals do not need to be reserved for high-temperature gas injection additionally, and the full utilization of factory building area is facilitated.
Furthermore, two pull rods 601 are installed in an inclined swinging manner, two tension springs are symmetrically hung between the front end sections of the two pull rods 601 and the circular inner wall of the rear side of the blocking cover 3, the two pull rods 601, the puncture shaft 6 and the vertical support sliding shaft 602 are connected together to form a crank-slider mechanism, the vertical support sliding shaft 602 can be slid up and down through the crank-slider mechanism to push and slide the puncture shaft 6 to be inserted and slid back and forth to puncture and deflate the extruded hot melt plastic, and the two tension springs can be pulled back to pull the two pull rods 601 and the puncture shaft 6 to return and reset.
Furthermore, the vertical support sliding shaft 602 is of a hexagonal structure, the bottom of the vertical support sliding shaft 602 is welded with a horizontal short plate in a protruding mode forwards, the horizontal short plate is in pushing contact with the bottom surface of the platform 1 along with the sliding of the sliding mechanism 4, the vertical support sliding shaft 602 can be pushed downwards in a reverse mode by utilizing the upward moving power of the sliding mechanism 4 to provide the puncturing sliding and inserting power for the puncturing shaft 6 through the horizontal short plate at the bottom of the vertical support sliding shaft 602, the linked driving of the puncturing shaft 6 by the sliding mechanism 4 is realized through a reasonable mechanical structure, the blocking cover 3 and the puncturing shaft 6 can be sequentially driven in a linked mode only through simple downward stepping actions, the trouble of sliding operation of the puncturing shaft 6 by additional force is eliminated, the operation steps of puncturing and air discharging are simplified, the use is convenient and rapid, the horizontal short plate is positioned at the bottom of the blocking cover 3, and the horizontal short plate can be guaranteed to be in pushing contact with the puncturing shaft 6 to push the puncturing shaft 6 by the blocking contact with the platform 1 when the puncturing shaft 6 ascends and departs to the top end of the platform 1, the puncture shaft 6 is prevented from being pushed and inserted forwards when not completely coming out of the rectangular notch on the platform 1, so that sliding obstruction is avoided, and the normal implementation of puncture and deflation actions is prevented from being influenced.
In another embodiment, an electric push rod can be additionally arranged at the bottom of the pedal 103, and the electric push rod replaces manpower to lift the pedal 103 to drive the shield 3 and the puncture shaft 6, which is helpful for reducing the labor intensity of workers.
The preparation method of the thermoplastic plastic product specifically comprises the following steps:
the invention is arranged at the middle position of the base of the plastic extrusion equipment in a matching way, and the baffle cover 3 is ensured to be positioned at the bottom position of the middle space of the butt extrusion die at the left and right positions of the extrusion equipment.
The connecting rod 105, the pedal 103 and the rack bar 104 are connected together to form a crank slider mechanism, the pedal 103 can be pressed by foot force to drive the rack bar 104 to slide left through the crank slider mechanism, the rack bar 104 can be pulled back to slide right through the tension spring to reset and be meshed with the rack bar to drive the sliding mechanism 4 and the blocking cover 3 to descend and hide, the rack bar 104 can be meshed with the driving piece 5 to slide left and right to drive the sliding mechanism 4 to ascend and descend, and after the blocking cover 3 rises, the blocking cover can block high-temperature gas sprayed out after plastic puncture, so that high-speed direct remote emission of the high-temperature gas is avoided, and the spraying damage range of the high-temperature gas is greatly reduced;
the two pull rods 601, the thorn shafts 6 and the vertical support sliding shafts 602 are connected together to form a crank block mechanism, the vertical support sliding shafts 602 can be slid up and down through the mechanism to push and slide the thorn shafts 6 to be inserted and slid back and forth to puncture and deflate extruded hot melt plastics, the horizontal short plates at the bottoms of the vertical support sliding shafts 602 are in pushing contact with the bottom surface of the platform 1 along with the upward slide of the sliding mechanism 4, and the vertical support sliding shafts 602 can reversely push and slide downward to provide puncture sliding insertion power for the thorn shafts 6 by utilizing the upward moving power of the sliding mechanism 4 through the horizontal short plates at the bottoms of the vertical support sliding shafts 602.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. A method for preparing a thermoplastic plastic product is characterized by comprising the following steps: according to the preparation method of the thermoplastic plastic product, the preparation of the thermoplastic plastic product is realized by using the thermoplastic plastic product preparation equipment, so that the potential safety hazard is reduced; the thermoplastic article manufacturing apparatus comprises:
a station; the platform is integrally rectangular, the rear side of the platform is connected with a three-layer stair piece in a locking manner, a rectangular notch is formed in the middle position of the outer eave on the front side of the platform in a penetrating manner, a sliding mechanism is installed in the rectangular notch in a sliding manner, and two driving pieces are symmetrically and rotatably hung on the left side and the right side of the bottom of the rectangular notch;
a sliding mechanism; the sliding mechanism comprises a top supporting plate, the top end of the sliding mechanism is welded with the top supporting plate, and the bottom of the top supporting plate is welded and hung with a circular baffle cover;
the baffle cover comprises a triangular rib rod, the middle position of the front end opening of the baffle cover is welded with the triangular rib rod in a cross bracing way, and the middle section of the triangular rib rod is inserted with a thorn shaft in a penetrating way;
the station comprises
The bottom of the outer eave position on the front side of the platform is provided with two cross brace positioning shafts which are welded in a vertically spaced hanging brace manner;
the platform comprises vertical support six-edge shafts, two support frames are symmetrically welded on the left side and the right side of the bottom of the platform, and one vertical support six-edge shaft is fixedly welded on the rear side of the space between the right support frame and the platform.
2. A method of making a thermoplastic article according to claim 1, wherein: the platform also comprises a pedal, an L-shaped stay bar is slidably sleeved on the vertical support hexagonal shaft, a rectangular pedal is fixedly welded at the top end of the L-shaped stay bar, and the pedal is slidably positioned on the right side of the platform;
the station further comprises
The rack rod is sleeved on the two cross brace positioning shafts in a sliding manner, and a tension spring is hung between the tail end section of the rack rod and the tail end sections of the two cross brace positioning shafts;
the right end of the rack rod is rotatably connected with a connecting rod, and the other end of the connecting rod is rotatably connected with an L-shaped stay bar at the bottom of the pedal.
3. A method of making a thermoplastic article according to claim 1, wherein: the sliding mechanism comprises a bottom supporting plate, the sliding mechanism is integrally formed by symmetrically welding a left group of cylindrical shafts and a right group of cylindrical shafts at four positions, the top ends of the left group of cylindrical shafts and the right group of cylindrical shafts are fixedly connected with a top supporting plate in a welding mode, and one bottom supporting plate is welded on a bottom cross brace of the two groups of cylindrical shafts;
the sliding mechanism comprises vertical support racks, the two vertical support racks are symmetrically welded between the left column shaft and the right column shaft of the sliding mechanism in a left-right mode, and the bottom sections of the two vertical support racks extend downwards and protrude.
4. A method of making a thermoplastic article according to claim 1, wherein: the two driving parts are formed by welding a rotating shaft and two gears sleeved at two ends of the rotating shaft together, rear side gears on the two driving parts are correspondingly engaged and contacted with the rack bar, and front side gears on the two driving parts are correspondingly engaged and contacted with the two vertical support racks;
the thorn shaft comprises
The tail end of the thorn shaft is rotatably connected with a group of pull rods at two positions;
the head ends of the two pull rods are rotatably connected with one vertical supporting sliding shaft.
5. A method of making a thermoplastic article according to claim 4, wherein: the two pull rods are installed in an inclined swinging mode, and two tension springs are symmetrically hung and supported between the front end sections of the two pull rods and the circular inner wall of the rear side of the blocking cover;
the vertical support sliding shaft is of a hexagonal structure, the bottom of the vertical support sliding shaft is forwards projected and welded with a horizontal short plate, and the horizontal short plate slides upwards along with the sliding mechanism to be in pushing contact with the bottom surface of the platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110967848.1A CN113650262A (en) | 2021-08-23 | 2021-08-23 | Preparation method of thermoplastic plastic product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110967848.1A CN113650262A (en) | 2021-08-23 | 2021-08-23 | Preparation method of thermoplastic plastic product |
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| CN113650262A true CN113650262A (en) | 2021-11-16 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385644A (en) * | 2014-10-22 | 2015-03-04 | 东莞市杰伟机械制造有限公司 | Single-screw exhaustion drying-free energy-saving extrusion production line for PET plastic |
-
2021
- 2021-08-23 CN CN202110967848.1A patent/CN113650262A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385644A (en) * | 2014-10-22 | 2015-03-04 | 东莞市杰伟机械制造有限公司 | Single-screw exhaustion drying-free energy-saving extrusion production line for PET plastic |
Non-Patent Citations (1)
| Title |
|---|
| 徐冬梅: "《塑料挤出工就业百分百》", 31 January 2017, 文化发展出版社 * |
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