CN114474680A - Super wide polypropylene thick plate cooling setting device - Google Patents
Super wide polypropylene thick plate cooling setting device Download PDFInfo
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- CN114474680A CN114474680A CN202210054795.9A CN202210054795A CN114474680A CN 114474680 A CN114474680 A CN 114474680A CN 202210054795 A CN202210054795 A CN 202210054795A CN 114474680 A CN114474680 A CN 114474680A
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- fixedly connected
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- pressing plate
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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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
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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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
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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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/42—Heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a super-wide polypropylene thick plate cooling and shaping device in the technical field of polypropylene thick plate production, which comprises a cooling box, wherein the upper end of the cooling box is fixedly connected with a fixing frame, the bottom end of the fixing frame is provided with an upper pressing plate, the upper end of the cooling box is provided with a lower pressing plate, the bottom end of the upper pressing plate is provided with a shaping cover, and the upper end of the lower pressing plate is provided with a shaping box; the surface of the upper pressure plate is provided with a separation mechanism, and the separation mechanism is used for automatically separating the forming cover from the upper pressure plate when the forming cover covers the forming box; a driving mechanism is arranged in the cooling box and used for driving the lower pressing plate to expand and separate from the forming box and driving the forming box to move downwards; the bottom end in the cooling box is uniformly and fixedly connected with a plurality of air blowing ports; the device is respectively separated from the upper pressing plate and the lower pressing plate after being covered by the forming cover and the forming box, and then the forming box is rotated to enable the polypropylene thick plate in the forming box to be cooled by cold air blown out from the air blowing port.
Description
Technical Field
The invention relates to the technical field of polypropylene thick plate production, in particular to a super-wide polypropylene thick plate cooling and shaping device.
Background
The polypropylene extruded sheet is a plastic sheet prepared by adding various functional additives into PP resin and carrying out technological processes of extrusion, calendaring, cooling, cutting and the like. The PP sheet is a semi-crystalline material. It is harder and has a higher melting point than PE. Since homopolymer-type PP is very brittle above 0 ℃, many commercial PP materials are random copolymers with 1-4% ethylene or segmented copolymers with higher ethylene content. The PP material of the copolymer type has a lower heat distortion temperature (100 ℃), low transparency, low gloss, low rigidity, but has a stronger impact strength.
The existing polypropylene plate is usually processed by placing the extruded polypropylene material into an oil press, and then pressing a thick plate of the polypropylene material by the oil press, because the temperature of the polypropylene thick plate which is just processed is higher and softer, the processed polypropylene thick plate is not convenient to take out from the inside of the oil press, and the processed thick plate is easy to deform, so that the existing polypropylene thick plate is processed, and usually, the existing polypropylene thick plate can only be placed in the oil press for natural cooling, and a large amount of time is wasted by the cooling mode, so that the processing efficiency of the polypropylene thick plate can be influenced.
Based on the above, the invention designs an ultra-wide polypropylene thick plate cooling and shaping device to solve the above problems.
Disclosure of Invention
The invention aims to provide a super-wide polypropylene thick plate cooling and shaping device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the cooling box is arranged on the cooling box, a fixing frame is fixedly connected to the upper end of the cooling box, an upper pressing plate is arranged at the bottom of the fixing frame, a lower pressing plate is arranged at the upper end of the cooling box, a forming cover is arranged at the bottom end of the upper pressing plate, and a forming box is arranged at the upper end of the lower pressing plate; the surface of the upper pressure plate is provided with a separation mechanism, and the separation mechanism is used for automatically separating the forming cover from the upper pressure plate and simultaneously driving the forming cover and the forming box to be clamped together when the forming cover covers the forming box; the cooling box is internally provided with a driving mechanism, the driving mechanism is used for driving the forming cover to be separated from the upper pressing plate and driving the lower pressing plate, the forming cover and the forming box to move downwards after the forming cover is driven to be clamped with the forming box by the separating mechanism, and the lower pressing plates at the left end and the right end are driven to rotate towards the left end and the right end respectively while the lower pressing plate moves downwards.
The separating mechanism comprises a hydraulic rod, the bottom end of the hydraulic rod is fixedly connected with a rectangular cylinder, a rectangular column is connected inside the rectangular cylinder in a sliding mode, the bottom end of the rectangular column is fixedly connected with the upper pressing plate, the upper end of the rectangular column is fixedly connected with a first spring, and the upper end of the first spring is fixedly connected with the rectangular cylinder; a plurality of first clamping grooves are uniformly formed in the surface of the upper pressing plate, a plurality of first clamping blocks are uniformly and fixedly connected to the upper end of the forming cover, the first clamping blocks are in clamping fit with the first clamping grooves, and the first clamping blocks are made of elastic metal materials; the surface of the rectangular column is provided with a positioning mechanism, and the positioning mechanism is used for keeping the upper pressure plate to be kept still under the compression of the first spring when the forming cover is separated from the upper pressure plate; the surface of the upper pressing plate is provided with a pushing mechanism and a clamping mechanism, the pushing mechanism is used for pushing the first clamping block to bend so that the first clamping block is separated from the first clamping groove in a clamping mode, and the clamping mechanism is used for clamping the forming cover and the forming box together when the forming cover covers the forming box.
The positioning mechanism comprises sliding blocks, the sliding blocks are positioned on the left side and the right side of the rectangular cylinder and are in sliding connection with the rectangular cylinder, and a second clamping block is connected to one end, close to the rectangular column, of the surface of each sliding block in a sliding mode; a plurality of second clamping grooves are symmetrically and uniformly formed in the surfaces of the left end and the right end of the rectangular column, the second clamping block is clamped and matched with the second clamping grooves, a second spring is fixedly connected to the surface of the second clamping block, and the other end of the second spring is fixedly connected with the sliding block; the sliding block other end fixedly connected with cylinder, cylinder and a rectangular cylinder fixed connection.
The pushing mechanism comprises a rotating rod, the rotating rod is rotatably connected with the bottom end of the rectangular cylinder, the bottom end of the rotating rod is rotatably connected with a roller, and the roller is in rolling fit with the surface of the upper pressing plate; a first torsion spring is fixedly connected to the position where the surface of the rotating rod is connected with the rectangular cylinder, and the other end of the first torsion spring is fixedly connected with the rectangular cylinder; the two ends of the outer side of the surface of the rotating rod are symmetrically and fixedly connected with push rods, the upper end of the first clamping block is rotatably connected with a push block, the push block is attached to the push rods, the position of the joint of the surface of the push block and the first clamping block is fixedly connected with a second torsion spring, and the other end of the second torsion spring is fixedly connected with the first clamping block; the rotating position of the push block and the first clamping block is the position of one end, close to the push rod, of the surface of the first clamping block.
The clamping mechanism comprises a sliding frame, the sliding frame is in sliding fit with the surface of the upper pressure plate and is rotationally connected with the push rod; a third clamping groove is formed in the forming box, third clamping blocks are symmetrically and rotatably connected to two ends of the inner portion of the forming cover, the third clamping blocks are in clamping fit with the third clamping groove, a third spring is arranged at the upper side of the third clamping groove, and two ends of the third spring are rotatably connected with the third clamping blocks at two ends respectively; the upper pressure plate surface is symmetrically and rotatably connected with rotating push rods at two ends inside the sliding frame, the rotating push rods at two ends are positioned at the inner side positions of third clamping blocks at two ends, one end of each rotating push rod is in surface contact with the third clamping block, and the other end of each rotating push rod is attached to the inner wall of the sliding frame; the shape of the inner wall of the sliding frame is expanded towards the rotating rod; the surface of the rotating push rod is fixedly connected with a third torsion spring, and the other end of the third torsion spring is fixedly connected with the upper pressing plate.
The driving mechanism comprises two motors, the two motors are respectively positioned at the left end and the right end of the cooling box and are fixedly connected with the cooling box, a first threaded rod is fixedly connected with the bottom end of the motor output shaft and is rotatably connected with the cooling box, and threads on the surface of the first threaded rod are triangular threads; second sliding grooves are symmetrically formed in the inner walls of the left end and the right end of the cooling box, sliding plates are connected in the second sliding grooves in a sliding mode, and the sliding plates are in threaded fit with the first threaded rods; the surfaces of the sliding plates at the left end and the right end, which are close to one end of each other, are fixedly connected with electric turntables, and the output shafts of the electric turntables at the left end and the right end are fixedly connected with a forming box at the same time; the surface of the sliding plate is provided with an unfolding mechanism, and the unfolding mechanism is used for driving the lower pressing plates at the left end and the right end to rotate downwards and unfold while the lower pressing plates at the left end and the right end move downwards.
The unfolding mechanism comprises a second threaded rod, and the second threaded rod is fixedly connected with the cooling box; the sliding plate surfaces on the left side and the right side are symmetrically and rotatably connected with worms at the left end and the right end of the electric turntable, worm gears are meshed with the worm surfaces, the worm gears are rotatably connected with the sliding plate, and the worm gears are fixedly connected with the lower pressing plate; the worm is in threaded fit with the second threaded rod, and the lead angle of the surface of the second threaded rod is larger than the equivalent friction angle.
The inner wall of the cooling box is made of a heat-insulating material, and the forming box and the forming cover are made of metal sheets with good heat conductivity; the bottom end in the cooling box is uniformly and fixedly connected with a plurality of air blowing ports.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the heated polypropylene material is placed in the forming box, then the upper pressing plate moves downwards to drive the forming cover to move downwards, when the forming cover covers the forming box, the polypropylene material is processed into a thick plate, at the moment, the separation mechanism is started to separate the forming cover from the upper pressing plate, the driving mechanism is started simultaneously, the driving mechanism drives the lower pressing plates at the left end and the right end to move downwards and respectively rotate and expand towards the left end and the right end, the driving mechanism drives the forming cover and the forming box to move downwards, and after the lower pressing plates at the left end and the right end are completely expanded, the air blowing port at the bottom end position of the cooling box can be started to blow cold air to the forming cover and the forming box, so that the effect of rapidly cooling the thick plate can be achieved, the time for cooling the thick plate of polypropylene is effectively saved, and the efficiency for processing the thick plate of polypropylene is improved.
2. According to the invention, when the upper pressing plate drives the forming cover to cover the forming box to process the polypropylene thick plate, the forming cover can be separated from the upper pressing plate by continuously moving downwards through the rectangular cylinder, and meanwhile, the forming cover is clamped and connected with the forming box, so that the polypropylene thick plate can be ensured to be stably positioned in the forming box when the forming box is separated from the lower pressing plate to rotate, the polypropylene thick plate can be uniformly cooled along with the rotation of the forming box, and the cooling effect of the polypropylene thick plate can be effectively improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural view in cross section of a front view of the present invention;
FIG. 3 is a schematic view of the release mechanism of the present invention;
FIG. 4 is an enlarged schematic view of A in FIG. 3;
FIG. 5 is an enlarged view of B in FIG. 3;
FIG. 6 is an enlarged view of C in FIG. 5;
FIG. 7 is a schematic view of the detachable structure of the forming cover and the forming box of the present invention;
FIG. 8 is a schematic view of the disassembled structure of the rectangular cylinder and the rectangular column in the present invention;
fig. 9 is an enlarged schematic view of D in fig. 8.
In the drawings, the components represented by the respective reference numerals are listed below:
the cooling box comprises a cooling box 1, a fixed frame 2, an upper pressing plate 3, a lower pressing plate 4, a forming cover 5, a forming box 6, an air blowing port 7, a hydraulic rod 8, a rectangular cylinder 9, a rectangular column 10, a first spring 11, a first clamping groove 12, a first clamping block 13, a sliding block 14, a second clamping block 15, a second clamping groove 16, a second spring 17, an air cylinder 18, a rotating rod 19, a roller 20, a first torsion spring 21, a push rod 22, a pushing block 23, a second torsion spring 24, a sliding frame 25, a third clamping groove 26, a third clamping block 27, a third spring 28, a motor 29, a first threaded rod 30, a second sliding groove 31, a sliding plate 32, an electric rotary table 33, a second threaded rod 34, a worm 35, a worm wheel 36, a rotating push rod 37 and a third torsion spring 38.
Detailed Description
Referring to fig. 1-9, the present invention provides a technical solution: the cooling box comprises a cooling box 1, wherein a fixed frame 2 is fixedly connected to the upper end of the cooling box 1, an upper pressure plate 3 is arranged at the bottom end of the fixed frame 2, a lower pressure plate 4 is arranged at the upper end of the cooling box 1, a forming cover 5 is arranged at the bottom end of the upper pressure plate 3, and a forming box 6 is arranged at the upper end of the lower pressure plate 4; the surface of the upper pressing plate 3 is provided with a separation mechanism, and the separation mechanism is used for automatically separating the forming cover 5 from the upper pressing plate 3 and simultaneously driving the forming cover 5 and the forming box 6 to be clamped together when the forming cover 5 covers the forming box 6; a driving mechanism is arranged in the cooling box 1, and the driving mechanism is used for driving the lower pressing plate 4, the forming cover 5 and the forming box 6 to move downwards after the separating mechanism drives the forming cover 5 to separate from the upper pressing plate 3 and the forming cover 5 to be clamped with the forming box 6, and simultaneously driving the lower pressing plates 4 at the left end and the right end to rotate towards the left end and the right end respectively while the lower pressing plates 4 move downwards; when the polypropylene plate is in work, the polypropylene plate is made of the heated polypropylene material by pressing, and the polypropylene plate which is just made is inconvenient to move and easy to deform and can only be naturally cooled; place in shaping box 6 through the polypropylene material after will heating, then drive shaping lid 5 downstream through making top board 3 downstream, when shaping lid 5 covers shaping box 6, the polypropylene material is processed into the thick plate, start the release mechanism this moment and make shaping lid 5 break away from with top board 3, start actuating mechanism simultaneously, actuating mechanism drives about the drive lower clamp plate 4 downstream at both ends and rotates the expansion to both ends about respectively, actuating mechanism drives shaping lid 5 and shaping box 6 downstream simultaneously, after the complete expansion of lower clamp plate 4 at both ends about, can start cooling box 1 at this moment and cool off the polypropylene thick plate, thereby can reach the effect to the quick cooling of polypropylene thick plate.
As a further scheme of the invention, the separation mechanism comprises a hydraulic rod 8, the bottom end of the hydraulic rod 8 is fixedly connected with a rectangular cylinder 9, a rectangular column 10 is slidably connected inside the rectangular cylinder 9, the bottom end of the rectangular column 10 is fixedly connected with the upper pressure plate 3, the upper end of the rectangular column 10 is fixedly connected with a first spring 11, and the upper end of the first spring 11 is fixedly connected with the rectangular cylinder 9; a plurality of first clamping grooves 12 are uniformly formed in the surface of the upper pressing plate 3, a plurality of first clamping blocks 13 are uniformly and fixedly connected to the upper end of the forming cover 5, the first clamping blocks 13 are clamped and matched with the first clamping grooves 12, and the first clamping blocks 13 are made of elastic metal materials; the surface of the rectangular column 10 is provided with a positioning mechanism, and the positioning mechanism is used for keeping the upper pressure plate 3 to be kept still under the compression of the first spring 11 when the forming cover 5 is separated from the upper pressure plate 3; the surface of the upper pressing plate 3 is provided with a pushing mechanism and a clamping mechanism, the pushing mechanism is used for pushing the first clamping block 13 to bend so that the first clamping block 13 is separated from the first clamping groove 12 to be clamped, and the clamping mechanism is used for clamping the forming cover 5 and the forming box 6 together when the forming cover 5 covers the forming box 6; when the forming device works, the forming cover 5 is clamped in the first clamping groove 12 on the surface of the upper pressing plate 3 through the first clamping block 13, and the forming cover 5 is connected with the upper pressing plate 3; when starting hydraulic stem 8, hydraulic stem 8 drives a rectangle section of thick bamboo 9 downstream rectangle section of thick bamboo 9 and drives rectangle post 10 downstream through first spring 11, rectangle post 10 then drives top board 3 and shaping lid 5 downstream and presses the polypropylene material, when shaping lid 5 covers shaping box 6 completely, can release first draw-in groove 12 with first fixture block 13 through pushing mechanism this moment in, shaping lid 5 can break away from with top board 3 this moment, then can make shaping lid 5 and shaping box 6 card together through block mechanism.
As a further scheme of the invention, the positioning mechanism comprises sliding blocks 14, the sliding blocks 14 are positioned at the left side and the right side of the rectangular cylinder 9, the sliding blocks 14 are connected with the rectangular cylinder 9 in a sliding manner, and one end of the surface of each sliding block 14, which is close to the rectangular column 10, is connected with a second clamping block 15 in a sliding manner; a plurality of second clamping grooves 16 are symmetrically and uniformly formed in the surfaces of the left end and the right end of the rectangular column 10, the second clamping block 15 is in clamping fit with the second clamping grooves 16, a second spring 17 is fixedly connected to the surface of the second clamping block 15, and the other end of the second spring 17 is fixedly connected with the sliding block 14; the other end of the sliding block 14 is fixedly connected with a cylinder 18, and the cylinder 18 is fixedly connected with the rectangular cylinder 9; when the clamping mechanism works, the rotating rod 19 can keep a rotating state when the rectangular cylinder 9 and the upper pressure plate 3 are kept at a relatively short distance, so that the clamping mechanism and the pushing mechanism can normally run; when the hydraulic rod 8 drives the rectangular cylinder 9 and the rectangular column 10 to move downwards, and when the rectangular column 10 drives the upper pressing plate 3 to move to the bottommost position and cannot move, the hydraulic rod 8 drives the rectangular cylinder 9 to move downwards continuously to start compressing the first spring 11, the rectangular cylinder 9 starts moving downwards relative to the rectangular column 10, the rectangular cylinder 9 drives the sliding block 14 and the second clamping block 15 on the surface of the sliding block to move downwards, the second clamping block 15 is continuously clamped with the second clamping groove 16 on the surface of the rectangular column 10 under the action of the second spring 17, when the hydraulic rod 8 stops, the rectangular cylinder 9 stops moving, the second clamping block 15 is clamped in one of the second clamping grooves 16, when the forming cover 5 is separated from the upper pressing plate 3, the upper pressing plate 3 can be kept still under the action of the second clamping blocks 15 and the second clamping grooves 16, so that the distance between the upper pressing plate 3 and the rectangular cylinder 9 can be kept unchanged.
As a further scheme of the invention, the pushing mechanism comprises a rotating rod 19, the rotating rod 19 is rotatably connected with the bottom end of the rectangular cylinder 9, the bottom end of the rotating rod 19 is rotatably connected with a roller 20, and the roller 20 is in rolling fit with the surface of the upper pressure plate 3; a first torsion spring 21 is fixedly connected to the joint of the surface of the rotating rod 19 and the rectangular cylinder 9, and the other end of the first torsion spring 21 is fixedly connected with the rectangular cylinder 9; push rods 22 are symmetrically and fixedly connected to two ends of the outer side of the surface of the rotating rod 19, a push block 23 is rotatably connected to the upper end of the first clamping block 13, the push block 23 is attached to the push rods 22, a second torsion spring 24 is fixedly connected to the position of the joint of the surface of the push block 23 and the first clamping block 13, and the other end of the second torsion spring 24 is fixedly connected with the first clamping block 13; the rotating position of the push block 23 and the first fixture block 13 is the position of one end of the surface of the first fixture block 13 close to the push rod 22; when the forming cover works, when the rectangular cylinder 9 moves downwards, the rotating rod 19 is driven to move downwards, the rotating rod 19 rotates towards the outer side position under the action of the upper pressing plate 3 and the roller 20, the rotating rod 19 drives the push rod 22 to move when rotating, the push rod 22 pushes the push block 23 to push the first clamping block 13 out of the position of the first clamping groove 12, and the forming cover 5 can be separated from the upper pressing plate 3 at the moment; after the polypropylene thick plate finishes cooling, the shaping lid 5 moves upward and drives the first fixture block 13 and the first draw-in groove 12 block once more, rectangular cylinder 9 moves upward this moment, can drive dwang 19 through first torsional spring 21 and rotate to the inboard position, dwang 19 drives the inboard position of push rod 22 and moves, can promote ejector pad 23 through push rod 22 when moving to the inboard position and rotate, after push rod 22 moved the most inboard position, ejector pad 23 resets under the effect of second torsional spring 24, can make next time push rod 22 can continue when moving to the outside position promote ejector pad 23.
As a further scheme of the invention, the clamping mechanism comprises a sliding frame 25, the sliding frame 25 is in sliding fit with the surface of the upper pressure plate 3, and the sliding frame 25 is rotationally connected with the push rod 22; a third clamping groove 26 is formed in the forming box 6, third clamping blocks 27 are symmetrically and rotatably connected to two ends of the inner portion of the forming cover 5, the third clamping blocks 27 are clamped and matched with the third clamping groove 26, a third spring 28 is arranged on the upper side of the third clamping groove 26, and two ends of the third spring 28 are rotatably connected with the third clamping blocks 27 at two ends respectively; the surface of the upper pressure plate 3 is symmetrically and rotatably connected with rotating push rods 37 at two ends inside the sliding frame 25, the rotating push rods 37 at two ends are positioned at the inner sides of the third clamping blocks 27 at two ends, one end of each rotating push rod 37 is in surface contact with the corresponding third clamping block 27, and the other end of each rotating push rod 37 is attached to the inner wall of the sliding frame 25; the inner wall of the sliding frame 25 is expanded toward the rotating rod 19; the surface of the rotating push rod 37 is fixedly connected with a third torsion spring 38, and the other end of the third torsion spring 38 is fixedly connected with the upper pressure plate 3; when the forming cover 5 and the forming box 6 are covered during operation, the third clamping block 27 inside the forming cover 5 is located in the third clamping groove 26 inside the forming box 6, at this time, the third spring 28 can apply an elastic force that the third clamping block 27 at two ends inside the forming cover 5 is rotatably clamped into the third clamping groove 26, at this time, the third clamping blocks 27 at two ends apply a force that drives the rotating push rod 37 to rotate to the rotating push rod 37 in contact with the third clamping block 27, and the rotating push rod 37 is blocked by the sliding frame 25 and cannot rotate at this time; when the rectangular cylinder 9 moves downwards, the rotating rod 19 is driven to rotate towards the outer side position, the rotating rod 19 drives the push rod 22 to move towards the outer side position, the push rod 22 drives the sliding frame 25 to move towards the outer side position, the sliding frame 25 can slowly release the rotating push rod 37 when moving towards the outer side position, and under the action of the second spring 17, the third clamping blocks 27 at the left end and the right end are slowly clamped into the third clamping grooves 26; after the forming cover 5 is separated from the upper platen 3, the third block 27 is separated from the rotating push rod 37, and the rotating push rod 37 will be kept in the position state inside the third blocks 27 at the two ends under the action of the third torsion spring 38, so that when the forming cover 5 is clamped with the upper platen 3 again, the rotating push rod 37 can be attached to the inner side surface of the third block 27 again.
As a further scheme of the invention, the driving mechanism comprises two motors 29, the two motors 29 are respectively positioned at the left end and the right end of the cooling box 1, the motors 29 are fixedly connected with the cooling box 1, the bottom end of an output shaft of the motors 29 is fixedly connected with a first threaded rod 30, the first threaded rod 30 is rotatably connected with the cooling box 1, and threads on the surface of the first threaded rod 30 are triangular threads; the inner walls of the left end and the right end of the cooling box 1 are symmetrically provided with second sliding chutes 31, the second sliding chutes 31 are connected with sliding plates 32 in a sliding way, and the sliding plates 32 are in threaded fit with the first threaded rods 30; the surfaces of the sliding plates 32 at the left end and the right end, which are close to each other, are fixedly connected with electric turntables 33, and the output shafts of the electric turntables 33 at the left end and the right end are fixedly connected with the forming box 6; the surface of the sliding plate 32 is provided with an unfolding mechanism, and the unfolding mechanism is used for driving the lower pressing plates 4 at the left and right ends to rotate and unfold downwards while the lower pressing plates 4 at the left and right ends move downwards; when the device works, the motors 29 at the left end and the right end are started to drive the first threaded rods 30 at the left end and the right end to rotate, the sliding plates 32 at the left end and the right end can be driven to slide downwards in the second sliding grooves 31 when the first threaded rods 30 rotate, and the forming box 6 and the lower pressing plate 4 can be driven to move downwards when the sliding plates 32 slide downwards; when the sliding plate 32 moves downwards, the lower pressing plates 4 at the left end and the right end can be driven by the unfolding mechanism to rotate downwards for unfolding, when the lower pressing plates 4 at the left end and the right end are completely unfolded, the motor 29 is stopped at the moment, the electric rotating discs 33 at the left end and the right end and the air blowing ports 7 at the bottom end are started, the air blowing ports 7 blow out cold air to cool the polypropylene thick plate in the forming box 6, and the electric rotating discs 33 drive the forming box 6 to rotate, so that the polypropylene thick plate is cooled uniformly.
As a further aspect of the present invention, the unfolding mechanism includes a second threaded rod 34, the second threaded rod 34 is fixedly connected with the cooling box 1; the surfaces of the left and right sliding plates 32 are symmetrically and rotatably connected with worms 35 at the left and right ends of the electric turntable 33, worm wheels 36 are meshed with the surfaces of the worms 35, the worm wheels 36 are rotatably connected with the sliding plates 32, and the worm wheels 36 are fixedly connected with the lower pressing plate 4; the worm 35 is in threaded fit with the second threaded rod 34, and the lead angle of the surface of the second threaded rod 34 is larger than the equivalent friction angle; when the air conditioner works, the lower pressing plate 4 can support the forming box 6, but can block cold air blown out from the air blowing opening 7; when the sliding plates 32 at the left end and the right end slide downwards, the sliding plates 32 can drive the worm 35 and the worm wheel 36 to move downwards simultaneously, the worm 35 can rotate under the action of the second threaded rod 34 when moving downwards, the worm 35 can drive the worm wheel 36 meshed with the worm 35 to rotate when rotating, the worm wheel 36 can drive the lower pressing plate 4 to rotate when rotating, and when the worm 35 drives the worm wheel 36 to rotate ninety degrees, the lower pressing plates 4 at the left end and the right end can rotate ninety degrees to be completely unfolded.
As a further scheme of the invention, the inner wall of the cooling box 1 is made of heat-insulating materials, and the molding box 6 and the molding cover 5 are made of metal sheets with good heat conductivity; the bottom end in the cooling box 1 is uniformly and fixedly connected with a plurality of air blowing ports 7; the during operation is insulation material through 1 inner wall of cooler bin, can utilize air conditioning to cool off the polypropylene thick plate to a great extent, has reduced the waste of air conditioning, and the material through shaping box 6 and shaping lid 5 is the foil that the heat conductivity is good, can effectively promote the refrigerated effect of polypropylene thick plate.
Claims (8)
1. The utility model provides an ultra wide polypropylene thick plate cooling setting device, includes cooler bin (1), its characterized in that: the upper end of the cooling box (1) is fixedly connected with a fixing frame (2), an upper pressing plate (3) is arranged at the bottom end of the fixing frame (2), a lower pressing plate (4) is arranged at the upper end of the cooling box (1), a forming cover (5) is arranged at the bottom end of the upper pressing plate (3), and a forming box (6) is arranged at the upper end of the lower pressing plate (4); the surface of the upper pressing plate (3) is provided with a separation mechanism, and the separation mechanism is used for automatically separating the forming cover (5) from the upper pressing plate (3) and simultaneously driving the forming cover (5) and the forming box (6) to be clamped together when the forming cover (5) covers the forming box (6); the cooling box (1) is internally provided with a driving mechanism, the driving mechanism is used for driving the forming cover (5) to be separated from the upper pressing plate (3) and driving the lower pressing plate (4), the forming cover (5) and the forming box (6) to move downwards after the forming cover (5) and the forming box (6) are clamped, and the lower pressing plate (4) at the left end and the right end is driven to rotate towards the left end and the right end respectively while the lower pressing plate (4) moves downwards.
2. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 2, wherein: the separation mechanism comprises a hydraulic rod (8), the bottom end of the hydraulic rod (8) is fixedly connected with a rectangular cylinder (9), a rectangular column (10) is connected inside the rectangular cylinder (9) in a sliding mode, the bottom end of the rectangular column (10) is fixedly connected with the upper pressing plate (3), the upper end of the rectangular column (10) is fixedly connected with a first spring (11), and the upper end of the first spring (11) is fixedly connected with the rectangular cylinder (9); a plurality of first clamping grooves (12) are uniformly formed in the surface of the upper pressing plate (3), a plurality of first clamping blocks (13) are uniformly and fixedly connected to the upper end of the forming cover (5), the first clamping blocks (13) are clamped and matched with the first clamping grooves (12), and the first clamping blocks (13) are made of elastic metal materials; the surface of the rectangular column (10) is provided with a positioning mechanism, and the positioning mechanism is used for keeping the upper pressure plate (3) still under the compression of the first spring (11) when the forming cover (5) is separated from the upper pressure plate (3); the surface of the upper pressing plate (3) is provided with a pushing mechanism and a clamping mechanism, the pushing mechanism is used for pushing the first clamping block (13) to bend so that the first clamping block (13) is separated from the first clamping groove (12) to be clamped, and the clamping mechanism is used for clamping the forming cover (5) and the forming box (6) together when the forming cover (5) covers the forming box (6).
3. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 2, wherein: the positioning mechanism comprises sliding blocks (14), the sliding blocks (14) are positioned on the left side and the right side of the rectangular cylinder (9), the sliding blocks (14) are connected with the rectangular cylinder (9) in a sliding mode, and a second clamping block (15) is connected to one end, close to the rectangular column (10), of the surface of each sliding block (14) in a sliding mode; a plurality of second clamping grooves (16) are symmetrically and uniformly formed in the surfaces of the left end and the right end of the rectangular column (10), the second clamping blocks (15) are clamped and matched with the second clamping grooves (16), second springs (17) are fixedly connected to the surfaces of the second clamping blocks (15), and the other ends of the second springs (17) are fixedly connected with the sliding blocks (14); the other end of the sliding block (14) is fixedly connected with an air cylinder (18), and the air cylinder (18) is fixedly connected with the rectangular cylinder (9).
4. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 2, wherein: the pushing mechanism comprises a rotating rod (19), the rotating rod (19) is rotatably connected with the bottom end of the rectangular cylinder (9), the bottom end of the rotating rod (19) is rotatably connected with a roller (20), and the roller (20) is in rolling fit with the surface of the upper pressure plate (3); a first torsion spring (21) is fixedly connected to the position of the joint of the surface of the rotating rod (19) and the rectangular cylinder (9), and the other end of the first torsion spring (21) is fixedly connected with the rectangular cylinder (9); push rods (22) are symmetrically and fixedly connected to two ends of the outer side of the surface of the rotating rod (19), a push block (23) is rotatably connected to the upper end of the first clamping block (13), the push block (23) is attached to the push rods (22), a second torsion spring (24) is fixedly connected to the position of the joint of the surface of the push block (23) and the first clamping block (13), and the other end of the second torsion spring (24) is fixedly connected with the first clamping block (13); the rotating position of the push block (23) and the first clamping block (13) is the position of one end, close to the push rod (22), of the surface of the first clamping block (13).
5. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 4, wherein: the clamping mechanism comprises a sliding frame (25), the sliding frame (25) is in sliding fit with the surface of the upper pressure plate (3), and the sliding frame (25) is rotatably connected with the push rod (22); a third clamping groove (26) is formed in the forming box (6), third clamping blocks (27) are symmetrically and rotatably connected to the two ends of the inner portion of the forming cover (5), the third clamping blocks (27) are clamped and matched with the third clamping grooves (26), a third spring (28) is arranged on the upper side of each third clamping groove (26), and the two ends of each third spring (28) are rotatably connected with the third clamping blocks (27) at the two ends respectively; the surface of the upper pressure plate (3) is positioned at two ends inside the sliding frame (25) and is symmetrically and rotatably connected with rotating push rods (37), the rotating push rods (37) at two ends are positioned at the inner sides of third clamping blocks (27) at two ends, one end of each rotating push rod (37) is in surface contact with the corresponding third clamping block (27), and the other end of each rotating push rod (37) is attached to the inner wall of the sliding frame (25); the shape of the inner wall of the sliding frame (25) is a shape expanding towards the rotating rod (19); the surface of the rotating push rod (37) is fixedly connected with a third torsion spring (38), and the other end of the third torsion spring (38) is fixedly connected with the upper pressure plate (3).
6. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 1, wherein: the driving mechanism comprises two motors (29), the two motors (29) are respectively positioned at the left end and the right end of the cooling box (1), the motors (29) are fixedly connected with the cooling box (1), the bottom end of an output shaft of each motor (29) is fixedly connected with a first threaded rod (30), the first threaded rods (30) are rotatably connected with the cooling box (1), and threads on the surfaces of the first threaded rods (30) are triangular threads; the inner walls of the left end and the right end of the cooling box (1) are symmetrically provided with second sliding chutes (31), the second sliding chutes (31) are connected with sliding plates (32) in a sliding mode, and the sliding plates (32) are in threaded fit with the first threaded rods (30); the surfaces of the sliding plates (32) at the left end and the right end, which are close to each other, are fixedly connected with electric turntables (33), and the output shafts of the electric turntables (33) at the left end and the right end are fixedly connected with the forming box (6) at the same time; the surface of the sliding plate (32) is provided with an unfolding mechanism, and the unfolding mechanism is used for driving the lower pressing plates (4) at the left and right ends to rotate downwards and unfold while the lower pressing plates (4) at the left and right ends move downwards.
7. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 6, wherein: the unfolding mechanism comprises a second threaded rod (34), and the second threaded rod (34) is fixedly connected with the cooling box (1); the surfaces of the sliding plates (32) on the left side and the right side are symmetrically and rotatably connected with worms (35) at the left end and the right end of the electric turntable (33), worm wheels (36) are meshed on the surfaces of the worms (35), the worm wheels (36) are rotatably connected with the sliding plates (32), and the worm wheels (36) are fixedly connected with the lower pressing plate (4); the worm (35) is in threaded fit with a second threaded rod (34), and the lead angle of the surface of the second threaded rod (34) is larger than the equivalent friction angle.
8. The ultra-wide polypropylene slab cooling and sizing device as recited in claim 1, wherein: the inner wall of the cooling box (1) is made of a heat-insulating material, and the forming box (6) and the forming cover (5) are made of metal sheets with good heat conductivity; the bottom end in the cooling box (1) is uniformly and fixedly connected with a plurality of air blowing ports (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210054795.9A CN114474680B (en) | 2022-01-18 | 2022-01-18 | Super wide polypropylene thick plate cooling setting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210054795.9A CN114474680B (en) | 2022-01-18 | 2022-01-18 | Super wide polypropylene thick plate cooling setting device |
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| CN114474680A true CN114474680A (en) | 2022-05-13 |
| CN114474680B CN114474680B (en) | 2022-09-06 |
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| CN202210054795.9A Active CN114474680B (en) | 2022-01-18 | 2022-01-18 | Super wide polypropylene thick plate cooling setting device |
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| CN214926374U (en) * | 2021-07-09 | 2021-11-30 | 石家庄中弘新材有限公司 | Forming device of polypropylene board |
| CN215314386U (en) * | 2021-06-21 | 2021-12-28 | 山东宝乘电子有限公司 | Ultrasonic cleaning device for semiconductor material processing |
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| CN211689562U (en) * | 2019-10-28 | 2020-10-16 | 济南市红海地毯有限公司 | Cooling and forming device for vehicle carpet |
| CN211763436U (en) * | 2020-03-06 | 2020-10-27 | 嘉善中兴新材料有限公司 | Cooling and filtering system for improving surface quality of plastic suction products |
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| CN213382948U (en) * | 2020-10-15 | 2021-06-08 | 东莞探未光电有限公司 | Hot pressing device for touch screen |
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| CN114474680B (en) | 2022-09-06 |
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