CN202241783U - L-shaped injection molding machine - Google Patents
L-shaped injection molding machine Download PDFInfo
- Publication number
- CN202241783U CN202241783U CN201120271608XU CN201120271608U CN202241783U CN 202241783 U CN202241783 U CN 202241783U CN 201120271608X U CN201120271608X U CN 201120271608XU CN 201120271608 U CN201120271608 U CN 201120271608U CN 202241783 U CN202241783 U CN 202241783U
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- injection molding
- mould
- injection
- molding machine
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Abstract
The utility model provides an L-shaped injection molding machine. A front charging barrel, a nozzle (P) and a charging barrel (12) are coaxially installed, an injection port of a mould (M) is on the lateral face, and the injection port and the nozzle are on a same axis. A mould transfer mechanism is arranged in a clamping mechanism, the mould transfer mechanism comprises a sliding rail (8) which is arranged on a fixing template (10), extends outwards to the negative direction of the injection molding nozzle and is parallel to the charging barrel axis, a sliding seat (7) is arranged on the sliding rail, and a mould fixing mechanism is arranged on the sliding seat. Compared with the prior art, the L-shaped injection molding machine overcomes height bottlenecks, switchboard height is only related to demands of the clamping mechanism, and an injection mechanism occupies no height. The L-shaped injection molding machine greatly reduces the heights of vertical injection molding machines, and develops advantages of horizontal type injection machines, and injection amount of the vertical injection molding machines with the same height can be greatly improved. The arrangement of the mould transfer mechanism not only enables placement of embedded pieces to be free of blockage of the clamping mechanism during operating, lets the height of the clamping mechanism be lowest, but also reduces labor intensity of operators, and protects personal safety of the operators.
Description
Technical field
The utility model relates to a kind of L type injection molding machine.
Background technology
Vertical injection molding machine is owing to being convenient to lay inserts and helping post forming processing, so use very extensive.But there is more serious height bottleneck in common vertical injection molding machine; Be the vertical injection molding machine of injection volume at 800 ~ 1000 grams; Its total height will reach 5 meters ~ 6 meters, and this makes it have all inconvenience in use, transportation, maintenance each side, has hindered the development of large-scale vertical injection machine.Therefore there is Chinese invention patent ZL200710134124.9 " vertical injection molding machine " to propose to keep preceding barrel, the nozzle of vertical clamping mechanism and vertical layout; But the barrel in the injection mechanism is horizontal layout and forms L type injection molding machine, to reduce the height of vertical injection molding machine.But since in this patent for guaranteeing that injection-moulding nozzle penetrates to the mould rising pouring, will before barrel, nozzle etc. on the axis of clamping mechanism, be vertical layout, so still some is taken by injecting mechanism the height of injection machine, then still exist certain restriction.In addition, because barrel and preceding barrel are at right angles arranged in this patent, melt pressure after passing through right-angled bend will reduce greatly, and remain in the corner easily, and will be available hardly for the thermal sensitivity plastic shaping, thereby produce new defective.
Summary of the invention
To above-mentioned deficiency, the utility model is exactly the L type injection molding machine that will provide a kind of height lower.
The L type injection molding machine that the utility model provides has vertical clamping mechanism and injection device, and clamping mechanism has the locked mode guide rod, and rear pattern plate, collapsible form and fixed form are installed on the locked mode guide rod from top to bottom, between rear pattern plate and the collapsible form mold closing mechanism is installed; Injection device has barrel, and the barrel front end is connected with preceding barrel, nozzle successively, and nozzle is connected with mould, and mould is placed on the fixed form;
In injection device, the coaxial installation of preceding barrel, nozzle and barrel, the injection port of mould is in the side, and with nozzle on same axis;
In clamping mechanism, moving-mold mechanism is installed on the fixed form, moving-mold mechanism comprises and being arranged on the fixed form and and slide rail barrel parallel axes outwardly directed to the negative side of injection-moulding nozzle, and slide is installed on the slide rail, and the mould fixed mechanism is arranged on the slide.
The L type injection molding machine that the utility model provides with the complete horizontal layout of injection device, and is realized complete vertical locked mode, horizontal injection, and combining the vertical injection molding machine mould can level put, and is convenient to lay inserts and the low advantage of horizontal injection press height.Simultaneously owing to clamping mechanism just very little height to the sealed of mould and release; For vertical locked mode; Directly in clamping mechanism, extract product and lay inserts; Need clamping mechanism that collapsible form is had an extra hoisting depth, so that the operating space to be provided, this just makes the injection machine height overall increase.Therefore, the utility model has been set up moving-mold mechanism and has been made mould shift out clamping mechanism to extract product and lay inserts and send injection position back to, and this also is to have only when annotating the nozzle level and install ability in the cards.Compared with prior art, the utility model has solved the height bottleneck, and its exchange height is only relevant with the needs of clamping mechanism, and injection mechanism does not take height.Make the height that greatly reduces vertical injection molding machine, brought into play the advantage of horizontal injection machine, level vertical injection molding machine injection volume can improve greatly.The setting of moving-mold mechanism then not only makes operation the time lay the obstruction that inserts does not receive clamping mechanism, and the height that makes clamping mechanism is minimum, and has alleviated operator's labour intensity, has protected their personal safety.
For being connected the composition surface, the mold injects mouth docks with injection-moulding nozzle injection port when making mould move into clamping mechanism with slide, and need not set up interface arrangement with the gradually little circular arc surfaces of revolution of truncated cone-shaped side or radius on said injection-moulding nozzle and the mould.
Said slide down or slide move outward the liquid parting cylinder pressure be installed under the terminal point, demoulding hydraulic cylinder piston is connected with the mold releasability push rod, the liquid parting cylinder pressure is installed in slide and moves terminal point following time outward then its piston is connected with demoulding push rod when reaching terminal point when moving on to outside the mould.The utility model utilizes the hydraulic cylinder demoulding, further reduces operator's labour intensity.
Said mold closing mechanism is a hyperbolic elbow linkage; Hyperbolic elbow linkage has two pairs to be installed in respectively between the both sides on rear pattern plate and the collapsible form and the barrel axis normal, and the collapsible form both sides connect the relative injection-moulding nozzle axis symmetry in position of hyperbolic elbow linkage.This structure can guarantee the precision that matched moulds is lasting; Prior art adopts the hydraulic pressure locked mode mostly; Promptly direct piston with hydraulic cylinder provides mold clamping force to collapsible form; Because the piston and the oil cylinder of hydraulic cylinder are gapped, and the gap is increasing as time passes, if adopt horizontal side direction to grow inject time the monolateral mould that lets possibly appear.Simultaneously, hyperbolic elbow linkage is lower than the height of hydraulic lock mold mechanism and common link lock mold mechanism, has further reduced the height of the utility model and has saved equipment construction cost.
The L type injection molding machine that the utility model provides has two identical unit, and there is clamping mechanism and injecting mechanism separately each unit, and two unit are by barrel parallel axes and the flush duplex machine that is mounted in the same way.Two parallel injection molding unit are the same product of injectable both, and also injectable variety classes product comprises double-colored inserts product etc.Operation about so structure can be carried out an operator in the middle of two moving-mold mechanisms, i.e. two unit of one man operation, thus raise labour productivity.Simultaneously, adopt two unit multi pack structure of twin-lock mould, double injection, the efficient that has improved has greatly reduced energy consumption, and its production capacity is equivalent to two machines but floor space reduces greatly.
The hydraulic pressure valve plate and the pipeline of said duplex machine adopt integrated layout, and pressure main(header), oil return house steward and total control valve plate are arranged on the intermediate arrangement of two unit and offer two unit simultaneously and use.So not only save cost, and complete machine is compacter, has reduced machine-wide.Simultaneously can also save some power consumption.
The drive unit of clamping apparatus, injection moulding apparatus and the moving-mold mechanism of two unit is connected in the unified control circuit in the said duplex machine; Has the change-over switch that makes said device, assembly alternation between two unit in this control circuit; So that the operator lays inserts to two units alternatelies; Enhance productivity and make full use of the Oil pump electrical machinery institute consuming electric power of hydraulic system.Because the vertical locking mold mechanism generally adopts the manual inserts operation of laying; Therefore need the regular hour; And should operating as of time period inner machine waste electric power, in this case, only overlap the duplex machine of motor pump drive system with one; Compare with the machine of two Dan Li, can lay the inserts operation and avoid wasting electric power by two units alternatelies.
Description of drawings
Fig. 1 is the front view of the utility model one embodiment, and Fig. 2 is another embodiment of the utility model---the stereogram of duplex machine, among the figure: 1-Mode-locking oil cylinder assembly, 2-mode transfer assembly, 3-rear pattern plate; 4-hyperbolic elbow linkage, 5-locked mode guide rod, 6-collapsible form, 7-slide, 8-slide rail; The 9-demoulding oil jar, 10-fixed form, 11-drag the mould oil cylinder assembly, the 12-barrel; 13-injection cylinder assembly, 14-oil motor seat, 15-oil motor, 16-seat oil-feed cylinder component; 17-injection guide post assembly, 18-frame, M-mould, P-injection-moulding nozzle.
The specific embodiment
1, as shown in Figure 1, a L type injection molding machine, by the vertical clamping mechanism of installation on frame 18, horizontal injecting mechanism and moving-mold mechanism, and the control system constitutes.
Wherein injecting mechanism has the barrel 12 of axis horizontal, preceding barrel and injection-moulding nozzle P, and charging aperture is above the barrel rear end.Screw rod extends back and connects oil motor 15 in the barrel, and oil motor is installed on the injection guide post assembly 17 through oil motor seat 14, and injection cylinder assembly 13 is installed in the barrel rear end, and the piston of injection cylinder connects the oil motor seat.Be connected the seat oil-feed cylinder component 16 between barrel and the frame in addition, in order to promote contact of barrel nozzle or peel of mould, nozzle tightly contacts mould when guaranteeing to inject simultaneously.Plastic grain gets into barrel and is heated during work, the oil motor drive screw turns, mix blank and forward barrel carry, injection cylinder spurs the oil motor seat and makes screw rod that axial advance arranged and plastics are extruded through injection-moulding nozzle in the time of injecting.
Fixed form 10 when wherein clamping mechanism has injection moulding under the mould position from the locked mode guide rod 5 that fixed form four angles are installed, is equipped with collapsible form 6 and rear pattern plate 3 from bottom to top on the locked mode guide rod.Between collapsible form and the rear pattern plate barrel axis bilateral symmetry two secondary hyperbolic elbow linkages 4 are installed, have Mode-locking oil cylinder assembly 1 to be installed on the rear pattern plate and its piston is connected the ancon of hyperbolic elbow linkage.Mode-locking oil cylinder drives hyperbolic elbow linkage, and it is closed with mold-locked to promote collapsible form again, waits for that plastics inject in the mould.Mode transfer assembly 2 also is installed on the rear pattern plate, thus the mode transfer assembly with fluid motor-driven central authorities gear again the gear on four locked mode guide rods of transmission realize the mode transfer function.
Wherein moving-mold mechanism has with barrel parallel axes and the slide rail 8 that stretches out clamping mechanism forward and is installed on the fixed form through bearing plate, has slide 7 to be installed on the slide rail.Drag mould oil cylinder assembly 11 to be installed on the frame, drag the piston of mould oil cylinder to be connected with slide.Central point below when having demoulding oil jar 9 to be vertically mounted on the advancing slip terminal point of slide with axis and bearing plate, the slide center has vertical pore volume piston to pass through.The mold position hole is arranged in order to fixed mould M above the slide, the mold releasability push rod is in the center and coaxial with slide upper piston through hole.Counterdie has injection port to a side of barrel in the mould, and injection port is coaxial with barrel, and injection-moulding nozzle P has the gradually little arc surfaces of revolution of radius, and injection-moulding nozzle inserts injection port and is tightly connected when mould moves to the injection moulding position backward with slide.During work, after clamping mechanism unclamps, drag mould oil cylinder that slide is pushed forward to terminal point; Demoulding oil jar backs down patrix, and (mould is made up of following three parts in last sometimes, and patrix is fixed with collapsible form, and counterdie is fixed with fixed form; Mould skids off with counterdie in after the die sinking, and what this moment, demoulding oil jar backed down is middle mould), the operator works out patrix and puts into inserts after product, cleaning mold are taken out in the back; Drag mould oil cylinder that slide is pulled back into terminal point; Be the injection moulding position, clamping mechanism is implemented locked mode, injecting mechanism is implemented injection moulding, accomplishes a mould operation cycle.It before said the direction of injection-moulding nozzle indication.
2, as shown in Figure 2; It is a double L type injection molding machine; Be installed in side by side on the frame 18 by two unit and constitute; There is the formation the same with last example each unit, the injecting mechanism that promptly has barrel 12 screw arbor assemblies, oil motor 15 and oil motor seat 14 thereof, injection cylinder assembly 13, injection guide post assembly 17 and seat oil-feed cylinder component 16 with barrel before comprising and injection-moulding nozzle to constitute; Have with locked mode guide rod 5 and the fixed form 10 that is attached thereto, collapsible form 6 and rear pattern plate 3, be connected the clamping mechanism that two secondary hyperbolic elbow linkages 4, Mode-locking oil cylinder assembly 1 and the mode transfer assembly 2 of collapsible form and rear pattern plate constitute; Have with slide rail 8 and upper saddle 7 thereof, drag the moving-mold mechanism of mould oil cylinder assembly 11, demoulding oil jar 9 formations.
Two unit intermediate arrangement pressure main(header)s and oil return house steward; The valve and the control seat of two cover control preformeds advance all public being integrated on the pressure block valve of valve that seat moves back, all public being integrated on the slide valve board assembly of valve that move back on the valve of two cover control slide advance and retreat and control jacking top.The drive unit of the clamping apparatus of two unit, injection moulding apparatus and moving-mold mechanism is connected in the unified control circuit, has the change-over switch that makes said device, assembly alternation between two unit in this control circuit.
The course of work of a unit:
Slide is sliding under the promotion of dragging the mould oil cylinder assembly between collapsible form and the fixed form; Slide puts in place, and the back Mode-locking oil cylinder promotes hyperbolic elbow linkage and collapsible form carries out locked mode; Mould locking back injection cylinder begins lead-screw to be injected, and has injected the back oil motor and has driven screw rod rotation carrying out storing.The intact back of storing collapsible form carries out die sinking under the driving of oil cylinder, after die sinking put in place, slide skidded off the position of breasting the tape under the promotion of dragging the mould oil cylinder assembly, and the back demoulding oil jar that puts in place backs down patrix or middle mould and return.An operation cycle finishes.If the inserts on another unit slide is put well at this moment, then it is started working.The operator then takes out product and lays inserts from the mould that is backed down patrix, the operator is when laying inserts, and another unit is carrying out operation cycle.So alternation, a people can accomplish the operation of two unit in the time of operation unit, make relative unit, and labor productivity doubles.
Claims (8)
1. a L type injection molding machine has vertical clamping mechanism and injection device, and clamping mechanism has the locked mode guide rod, and rear pattern plate, collapsible form and fixed form are installed on the locked mode guide rod from top to bottom, between rear pattern plate and the collapsible form mold closing mechanism is installed; Injection device has barrel, and the barrel front end is connected with preceding barrel, nozzle successively, and nozzle is connected with mould, and mould is placed on the fixed form; It is characterized in that
In injection device, the coaxial installation of preceding barrel, nozzle and barrel, the injection port of mould is in the side, and with nozzle on same axis;
In clamping mechanism, moving-mold mechanism is installed on the fixed form, moving-mold mechanism comprises and being arranged on the fixed form and and slide rail barrel parallel axes outwardly directed to the negative side of injection-moulding nozzle, and slide is installed on the slide rail, and the mould fixed mechanism is arranged on the slide.
2. L type injection molding machine as claimed in claim 1, it is characterized in that injection port on said injection-moulding nozzle and the mould with the gradually little circular arc surfaces of revolution of truncated cone-shaped side or radius for being connected the composition surface.
3. L type injection molding machine as claimed in claim 1 is characterized in that being equipped with under the said slide liquid parting cylinder pressure, and demoulding hydraulic cylinder piston is connected with the mold releasability push rod.
4. L type injection molding machine as claimed in claim 1 is characterized in that said slide moves outward the liquid parting cylinder pressure is installed under the terminal point, and demoulding hydraulic cylinder piston is connected with demoulding push rod when reaching terminal point when moving on to outside the mould.
5. L type injection molding machine as claimed in claim 1 is characterized in that said mold closing mechanism is a hyperbolic elbow linkage, and hyperbolic elbow linkage has two pairs, barrel axis bilateral symmetry be installed between rear pattern plate and the collapsible form.
6. like claim 1 or 2 or 3 or 4 or 5 described L type injection molding machines, it is characterized in that two identical unit are arranged, there is clamping mechanism and injecting mechanism separately each unit, and two unit are by barrel parallel axes and the flush duplex machine that is mounted in the same way.
7. L type injection molding machine as claimed in claim 6 is characterized in that the hydraulic pressure valve plate of said duplex machine and pipeline adopt integrated layout, and pressure main(header), oil return house steward and total control valve plate are arranged on the intermediate arrangement of two unit and offer two unit simultaneously and use.
8. L type injection molding machine as claimed in claim 6; The drive unit that it is characterized in that clamping apparatus, injection moulding apparatus and the moving-mold mechanism of two unit in the said duplex machine is connected in the unified control circuit, has the change-over switch that makes said device, assembly alternation between two unit in this control circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201120271608XU CN202241783U (en) | 2011-07-29 | 2011-07-29 | L-shaped injection molding machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201120271608XU CN202241783U (en) | 2011-07-29 | 2011-07-29 | L-shaped injection molding machine |
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CN202241783U true CN202241783U (en) | 2012-05-30 |
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CN201120271608XU Expired - Fee Related CN202241783U (en) | 2011-07-29 | 2011-07-29 | L-shaped injection molding machine |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI644780B (en) * | 2017-06-05 | 2018-12-21 | 鉅鋼機械股份有限公司 | Discharge end piece support mechanism |
CN112606317A (en) * | 2020-12-18 | 2021-04-06 | 九江市哥瑞照明电器有限公司 | Plastic mold processing is with injection molding machine mold taking device |
CN113478727A (en) * | 2021-07-16 | 2021-10-08 | 丰铁塑机(广州)有限公司 | Working method of double-sliding-plate double-injection-seat vertical injection machine |
-
2011
- 2011-07-29 CN CN201120271608XU patent/CN202241783U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI644780B (en) * | 2017-06-05 | 2018-12-21 | 鉅鋼機械股份有限公司 | Discharge end piece support mechanism |
CN112606317A (en) * | 2020-12-18 | 2021-04-06 | 九江市哥瑞照明电器有限公司 | Plastic mold processing is with injection molding machine mold taking device |
CN112606317B (en) * | 2020-12-18 | 2022-06-21 | 广州海天塑胶有限公司 | Plastic mold processing is with injection molding machine mold taking device |
CN113478727A (en) * | 2021-07-16 | 2021-10-08 | 丰铁塑机(广州)有限公司 | Working method of double-sliding-plate double-injection-seat vertical injection machine |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20190729 |
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CF01 | Termination of patent right due to non-payment of annual fee |