CN101670639B - Fully automatic moulding press for moulding small plastic parts - Google Patents
Fully automatic moulding press for moulding small plastic parts Download PDFInfo
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- CN101670639B CN101670639B CN200810162853XA CN200810162853A CN101670639B CN 101670639 B CN101670639 B CN 101670639B CN 200810162853X A CN200810162853X A CN 200810162853XA CN 200810162853 A CN200810162853 A CN 200810162853A CN 101670639 B CN101670639 B CN 101670639B
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Abstract
The invention discloses a fully automatic moulding press for moulding small plastic parts, which comprises a power device, a mould pressing device and a mould cooling system, wherein the mould pressing device comprises a main shaft, a lower bottom plate, a mould pressing seat and an upper cover board; the lower bottom plate is provided with a mould closing guide rail and a mould opening guide rail; the mould pressing seat comprises an upper turntable and a lower turntable which are connected into a whole by a spacer bush, and a plurality of mould pressing parts circumferentially uniformly distributed on the upper and lower turntables; each mould pressing part comprises an upper mould pressing part arranged on the upper turntable and a lower mould pressing part arranged on the lower turntable; the upper cover board is fixedly connected with the lower bottom plate through an upright post; and the center of a lower lateral surface of the upper cover board is fixedly provided with a center rotary valve connected with the main shaft, and simultaneously one side of the lower lateral surface of the upper cover board is provided with a lug. The invention provides the fully automatic moulding press for moulding the small plastic parts, the mould pressing seat thereof adopts a double-layer structure, the mould pressing parts have less fittings, the failure rate is low when the fully automatic moulding press works, and the maintenance is convenient.
Description
Technical field
The present invention relates to a kind of small plastic parts processing and forming machinery, particularly fully automatic moulding press for moulding small plastic parts.
Background technology
Shooting Technique is generally all adopted in traditional small plastic parts moulding production and processing, and this technology is because of existing working (machining) efficiency low, and problem such as wastage of material is big, and the finished surface smoothness is bad is eliminated by manufacturer gradually.Present up-to-date small plastic parts processing machine has a variety of, is the Chinese utility model patent of CN2521018 like publication number, and it is a kind of plastic bottle closure moulding press for moulding, and whole device includes molding device and power set, and molding device is connected with power set through gear; As depicted in figs. 1 and 2, wherein molding device by main shaft 26 ', mold pressing seat 27 ', overhead cam connecting plate 28 ' and overhead cam 29 ' compositions, molding device 3 ' on even several moulded parts of distribution; Each moulded parts by big roller 30 up and down ', up and down trundle 31 ', up and down roller pin 32 ', last trundle lifter cam 33 ', depression bar head 34 '; Connecting rod 35 ', butterfly spring 36 ', axle sleeve 37 in the middle of the patrix ', adapter sleeve 38 ', patrix connecting rod 39 '; Compression spring 40 ', patrix gland cover 41 ', patrix 42 ', counterdie backing plate 43 ', counterdie 44 '; Counterdie push rod 45 ', axle sleeve 46 in the middle of the counterdie ', butterfly spring 47 ', push rod head 48 '; Push rod head connecting rod 49 ', following cam chair 50 ', following trundle track 51 ', following cam 52 '; Frame 53 ', bearing block 54 ', bearing cap 55 ' and gear 56 ' institute constitutes, butterfly spring 47 ' with counterdie centre axle sleeve 46 ' be connected.This molding press is compared Shooting Technique, has production efficiency and improves, and no sprue waste material exists, conservation, and cost is low, reliable motion, accurate positioning, advantages such as bottle cap smooth surface.But simultaneously whole molding device exists baroque problem, and wherein the mold pressing seat is a four-sheet structure, and the accessory of moulded parts is too many, causes manufacturing cost very high, and fault rate is high, causes the maintenance of machine and difficult in maintenance.The matched moulds of each moulded parts upper and lower mould and die sinking are all controlled through track in addition, and the resistance ratios the during operation of mold pressing seat is bigger, causes the precision of product to control bad assurance.In addition, the control of the actual product cooling system of this patent is controlled through the travel switch that is arranged on each moulded parts outside, causes pipe-line layout very loaded down with trivial details, has brought very big inconvenience for maintenance and maintenance.Moreover the counterdie of each moulded parts adopts the telescopic structure, and this structure need regularly be added lubricating oil; After working long hours, understand heavy wear and influence end product quality; Need the maintaining of shutting down frequently, this has not only increased the maintenance cost, has also reduced operating efficiency simultaneously.
Summary of the invention
The object of the present invention is to provide fully automatic moulding press for moulding small plastic parts, its mold pressing seat adopts double-decker, and the moulded parts accessory is few, and the fault rate during work is low, is convenient to care and maintenance.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
Fully automatic moulding press for moulding small plastic parts; The molding device that includes power set and be connected through gear train with power set; Wherein molding device comprises main shaft, lower shoe, mold pressing seat and upper cover plate, it is characterized in that: said main shaft is connected with motor through the gear train of end; Said lower shoe is fixed on and keeps motionless on the moulding press support, and a side of its relative mold pressing seat is provided with mould closing guide rail and mould opening guide rail; Said mold pressing seat and main shaft keep rotating synchronously; The mold pressing seat comprise the top rotary table that links into an integrated entity by spacer and lower rotary table, and circumference be evenly distributed on several moulded parts on the upper and lower rotating disk; Each moulded parts includes one and is arranged on the last moulded parts on the top rotary table and is arranged on the following moulded parts on the lower rotary table; Wherein go up moulded parts by patrix, core fixed bar, form with push rod, the T-shape linear bearing of patrix interlock and the roller that is arranged on the push rod top; Following moulded parts then is made up of counterdie, die cavity slide bar and the large-diameter roller bearing and the little rolling bearing that are arranged on die cavity slide bar bottom; Wherein large-diameter roller bearing cooperates with mould closing guide rail, and little rolling bearing cooperates with mould opening guide rail; Said upper cover plate is fixed together through column and lower shoe; Upper cover plate downside center fixation is provided with the central rotary valve that is connected with main shaft; Simultaneously upper cover plate downside one side is provided with the projection that can touch mutually with the roller on push rod top, bump position be positioned at lower shoe mould closing guide rail ascent stage peak directly over.
Above-mentioned moulded parts down is connected with lower rotary table through linear bearing, linear axis bearing sleeve, back-up ring, oil sealing.
Above-mentioned central rotary valve comprises rotary valve bearing, rotary valve bearing block, valve body and spool, and whole central rotary valve flexibly connects through rotary valve fixed cover and upper cover plate, is provided with cooling water hole and pore in the said spool; The outlet of cooling water hole is a cannelure, around the cannelure on valve body the even distributed and arranged of circumference the delivery port with number such as moulded parts is arranged, each delivery port is all through the patrix connection of carrier pipe with corresponding moulded parts, to reach the effect of synchronous cooling; The outlet of said pore is a single hole, the gas outlet with number such as moulded parts is arranged being positioned at the even distributed and arranged of circumference around the valve body on the same plane with single hole, and each gas outlet is all through the patrix connection of tracheae with corresponding moulded parts.Spool is automatically brought to the folding position when the demoulding, connects the gas outlet, to reach the effect of the auxiliary demoulding, guarantees the very demoulding, reduces machine-spoiled rate, finishes when taking off to touch, and spool is automatically brought to closing position, closes air flue.
The structure of molding device of the present invention has obtained very big simplification, and wherein the mold pressing seat is two veneer structures, and the moulded parts accessory reduces a lot, has reduced manufacturing cost, and fault rate is low, is convenient to the maintenance and the maintenance of machine.The matched moulds of moulded parts patrix and die sinking are through with the push rod of patrix interlock and be arranged on the projection that the roller on push rod top combines to be arranged on the upper cover plate and realize in addition; When advancing projection, moulded parts carries out matched moulds; Carry out die sinking and blanking when crossing projection; The resistance of mold pressing seat operation is significantly reduced, help the precision control of product and enhance productivity.
The mold cooling system of the present invention and the auxiliary demoulding are through controlling with the synchronous central rotary valve that rotates of mold pressing seat; This rotary valve can be realized continuously or intermittence is cooled off, intermittence is supplied gas the demoulding; Whole pipe-line layout is simple and clear, when reducing fault rate, also is convenient to maintenance and maintenance.
The stretching structure of moulded parts adopts linear bearing and linear axis bearing sleeve under the present invention; The push rod of last moulded parts has adopted the T-shape linear bearing, and the application of this structure has reduced the wearing and tearing of die cavity slide bar and push rod, has improved the precision of mould; This structure only needs once to add butter when mounted and can forever use simultaneously; Need not to shut down maintaining, reduced the maintenance cost, promoted operating efficiency.
Summary of the invention
The planar structure sketch map of Fig. 1, prior art;
The planar structure sketch map two of Fig. 2, prior art;
Fig. 3, planar structure sketch map of the present invention;
The enlarged diagram of A portion among Fig. 4, Fig. 3 of the present invention.
The specific embodiment
Like Fig. 3 and shown in Figure 4; Fully automatic moulding press for moulding small plastic parts; The molding device 3 that includes power set 1 and be connected through gear train 2 with power set and the cooling system of mould, wherein molding device 3 comprises main shaft 31, lower shoe 32, mold pressing seat 33 and upper cover plate 34.
Said main shaft 31 is connected with power set motor 1 through the gear train 2 of end, and main shaft 31 front ends pass lower shoe 32, mold pressing seat 33 and and upper cover plate 34 flexible connections.Middle gear group 2 of the present invention is made up of gear wheel 21 and driven pinion 22, and wherein gear wheel 21 is fixedly connected with round nut 212 through stop washer 211 with main shaft 31.
Said lower shoe 32 is fixed on and keeps motionless on the moulding press support; Seal through spindle drum 321, angle pedestal bearing 322, bearing cap 323, oil sealing piece 324 between it and the main shaft 31, a side of mold pressing seat 33 is provided with mould closing guide rail 325 and mould opening guide rail 326 relatively simultaneously.
Said mold pressing seat 33 keeps rotating synchronously with main shaft 31, mold pressing seat 33 comprise the top rotary table 5 that links into an integrated entity by spacer 331 and lower rotary table 6, and circumference be evenly distributed on several moulded parts 7 on the upper and lower rotating disk.Top rotary table 5 is fixedly connected with main shaft 31 through last positioning sleeve 51, and fixed cover 61 was fixedly connected with main shaft 31 under lower rotary table 6 passed through.Said each moulded parts 7 includes one and is arranged on the last moulded parts 71 on the top rotary table 5 and is arranged on the following moulded parts 72 on the lower rotary table 6; Wherein go up moulded parts 71 by patrix 711, core fixed bar 712, form with push rod 713, the T-shape linear bearing 714 of patrix interlock and the roller 715 that is arranged on the push rod top; Said patrix 711 flexibly connects with top rotary table 5 through locking swivel nut 7111 and nut 7112; Patrix 711 is realized interlock through support 7113 and push rod 713 simultaneously, between locking swivel nut 7111 and support 7113, is provided with back-moving spring 7114.72 of said down moulded parts are made up of counterdie 721, die cavity slide bar 722 and the large-diameter roller bearing 723 and the little rolling bearing 724 that are arranged on die cavity slide bar bottom; Wherein large-diameter roller bearing 723 cooperates with mould closing guide rail 325, and little rolling bearing 724 cooperates with mould opening guide rail 326.In this embodiment, counterdie 721 flexibly connects through linear axis bearing sleeve 7211, linear bearing 7212, back-up ring 7213 and oil sealing 7214 and lower rotary table 6.
Said upper cover plate 34 is fixed together through column 35 and lower shoe 32; Upper cover plate 34 downside center fixation are provided with the cooling system that is connected with main shaft 31; Adopt kind of central rotary valve 8 structures among the present invention; Simultaneously upper cover plate 34 downsides one side is provided with the projection 341 that can touch mutually with the roller 715 on push rod 713 tops, projection 341 positions be positioned at 325 ascent stage of lower shoe mould closing guide rail peak directly over.
The structure of molding device of the present invention has obtained very big simplification, and wherein mold pressing seat 33 is two veneer structures, and moulded parts 7 accessories reduce a lot, have reduced manufacturing cost, and fault rate is low, is convenient to the maintenance and the maintenance of machine.The matched moulds of moulded parts patrix 711 and die sinking are through with the push rod 713 of patrix interlock and be arranged on the projection 341 that the roller 715 on push rod top combines to be arranged on the upper cover plate 34 and realize in addition; When advancing projection 341, moulded parts 7 carries out matched moulds; Carry out die sinking and blanking when crossing projection 341; Thereby the resistance of mold pressing seat 33 operation is significantly reduced, help the precision control of product and enhance productivity.
The mold cooling system of the present invention and the auxiliary demoulding are through controlling with the mold pressing seat 33 synchronous central rotary valves 8 that rotate.Central authorities' rotary valve 8 comprises rotary valve bearing 81, rotary valve bearing block 82, valve body 83 and spool 84, and whole central rotary valve flexibly connects through rotary valve fixed cover 85 and upper cover plate 34, is provided with cooling water hole 841 and pore 842 in the said spool 84.The outlet of cooling water hole 841 is a cannelure 8411; Around annular 8411 grooves on valve body 83 the even distributed and arranged of circumference the delivery port 831 with moulded parts 7 numbers such as grade is arranged; Each delivery port 831 all connects with the patrix of corresponding moulded parts 7 through carrier pipe, to reach synchronously the evenly effect of cooling.The outlet of said pore 842 is a single hole; Gas outlet 832 with moulded parts 7 numbers such as grade is arranged being positioned at the even distributed and arranged of circumference around the valve body 83 on the same plane with single hole, each gas outlet 832 is all through the patrix connection of tracheae with corresponding moulded parts 7.Spool 84 is automatically brought to the folding position when the demoulding, connects gas outlet 832, to reach the effect of the auxiliary demoulding, guarantees the very demoulding, reduces machine-spoiled rate, and when the demoulding finishes, spool 84 is automatically brought to closing position, closes air flue.When work this rotary valve can realize continuously or the demoulding of supplying gas of intermittent cooling liquor charging, intermittence that whole pipe-line layout is simple and clear, when reducing fault rate, also is convenient to keep in repair and maintain.
Moulded parts 72 flexibly connects through linear axis bearing sleeve 7211, linear bearing 7212, back-up ring 7213 and oil sealing 7214 and lower rotary table 6 under the present invention; The push rod 713 of last moulded parts 71 has adopted T-shape linear bearing 714, and the application of this structure has reduced the wearing and tearing of die cavity slide bar 722 and push rod 713, has improved the precision of mould; This structure only needs once to add butter when mounted and can forever use simultaneously; Need not to shut down maintaining, reduced the maintenance cost, promoted operating efficiency.
Claims (3)
1. fully automatic moulding press for moulding small plastic parts; The molding device and the mold cooling system that include transmission device and be connected through gear with transmission device; Wherein molding device comprises main shaft, lower shoe, mold pressing seat and upper cover plate, it is characterized in that: said main shaft is connected with motor through the gear train of end; Said lower shoe is fixed on and keeps motionless on the moulding press support, and a side of its relative dies holder is provided with mould closing guide rail and mould opening guide rail; Said mold pressing seat and main shaft keep rotating synchronously; The mold pressing seat comprise the top rotary table that links into an integrated entity by spacer and lower rotary table, and circumference be evenly distributed on several moulded parts on the upper and lower rotating disk; Each moulded parts includes one and is arranged on the last moulded parts on the top rotary table and is arranged on the following moulded parts on the lower rotary table; Wherein go up moulded parts by patrix, core fixed bar, form with push rod, the T-shape linear bearing of patrix interlock and the roller that is arranged on the push rod top; Following moulded parts then is made up of counterdie, die cavity slide bar and the large-diameter roller bearing and the little rolling bearing that are arranged on die cavity slide bar bottom; Wherein large-diameter roller bearing cooperates with mould closing guide rail, and little rolling bearing cooperates with mould opening guide rail; Said upper cover plate is fixed together through column and lower shoe; Upper cover plate downside center fixation is provided with the central rotary valve that is connected with main shaft; Simultaneously upper cover plate downside one side is provided with the projection that can touch mutually with the roller on push rod top, bump position be positioned at lower shoe mould closing guide rail ascent stage peak directly over.
2. fully automatic moulding press for moulding small plastic parts as claimed in claim 1 is characterized in that: said moulded parts down is connected with lower rotary table through linear bearing, linear axis bearing sleeve, back-up ring, oil sealing.
3. fully automatic moulding press for moulding small plastic parts as claimed in claim 1; It is characterized in that: said central rotary valve comprises rotary valve bearing, rotary valve bearing block, valve body and spool; Whole central rotary valve flexibly connects through rotary valve fixed cover and upper cover plate, is provided with cooling water hole and pore in the said spool; The outlet of cooling water hole is a cannelure, around the cannelure on valve body the even distributed and arranged of circumference the delivery port with number such as moulded parts is arranged, each delivery port is all through the patrix connection of carrier pipe with corresponding moulded parts; The outlet of said pore is a single hole, the gas outlet with number such as moulded parts is arranged being positioned at the even distributed and arranged of circumference around the valve body on the same plane with single hole, and each gas outlet is all through the patrix connection of tracheae with corresponding moulded parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810162853XA CN101670639B (en) | 2008-12-04 | 2008-12-04 | Fully automatic moulding press for moulding small plastic parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810162853XA CN101670639B (en) | 2008-12-04 | 2008-12-04 | Fully automatic moulding press for moulding small plastic parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101670639A CN101670639A (en) | 2010-03-17 |
| CN101670639B true CN101670639B (en) | 2012-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810162853XA Expired - Fee Related CN101670639B (en) | 2008-12-04 | 2008-12-04 | Fully automatic moulding press for moulding small plastic parts |
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| CN (1) | CN101670639B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125993B (en) * | 2010-11-08 | 2012-12-05 | 吴江市森泰机械制造有限公司 | Automatic drawing casting die |
| CN103112151B (en) * | 2012-12-31 | 2015-05-27 | 湖南汇一制药机械有限公司 | Continuous cap making machine |
| CN104227912A (en) * | 2013-06-07 | 2014-12-24 | 绍兴县皇冠机械有限公司 | Hydraulic moulding press |
| CN108866403A (en) * | 2018-07-06 | 2018-11-23 | 天津千鑫有色金属制品有限公司 | A kind of Al Alloy Castings with High Performance and its casting method |
| CN216589955U (en) * | 2021-12-30 | 2022-05-24 | 广州晶品智能压塑科技股份有限公司 | High-performance sealing structure for cover making machine |
| CN115771223B (en) * | 2023-02-13 | 2023-05-09 | 山东中锐产业发展股份有限公司 | Plastic bottle cap forming equipment |
| CN117445280B (en) * | 2023-12-22 | 2024-04-26 | 江苏华日织带皮件有限公司 | Discharging device of safety belt production equipment |
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2008
- 2008-12-04 CN CN200810162853XA patent/CN101670639B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101670639A (en) | 2010-03-17 |
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Granted publication date: 20120307 Termination date: 20141204 |
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