CN107791440B - Rotary injection molding machine - Google Patents
Rotary injection molding machine Download PDFInfo
- Publication number
- CN107791440B CN107791440B CN201710524003.9A CN201710524003A CN107791440B CN 107791440 B CN107791440 B CN 107791440B CN 201710524003 A CN201710524003 A CN 201710524003A CN 107791440 B CN107791440 B CN 107791440B
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- Prior art keywords
- mold component
- mold
- mentioned
- rotary table
- valve
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/03—Injection moulding apparatus
- B29C45/04—Injection moulding apparatus using movable moulds or mould halves
- B29C45/06—Injection moulding apparatus using movable moulds or mould halves mounted on a turntable, i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction
- B29C45/062—Injection moulding apparatus using movable moulds or mould halves mounted on a turntable, i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction carrying mould halves co-operating with fixed mould halves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1742—Mounting of moulds; Mould supports
Abstract
The invention provides a rotary injection molding machine, which can ensure the response of the action of a mold part or the clamping of the mold part or realize the suppression of the pressure loss of fluid and can facilitate the replacement of a metal mold in the rotary injection molding machine using the fluid on the action of the mold part or the clamp of the mold part. A rotary injection molding machine (11) in which a movable platen (18) is opened and closed horizontally relative to a fixed platen (17) to install a mold member (15)) on one of the fixed platen (17) and the movable platen (18) so as to be rotatable, and fluid is used in the operation of the mold member (15) or in a clamp (35) of the mold member (15), wherein a valve (52) for the fluid is located radially outward of the mold member installation position of the rotary platen (31).
Description
Technical field
The present invention relates to movable plates to carry out mold opening and closing relative to fixed disk in the horizontal direction, by installation mold component
Rotary table is revolvably set to the disk of a side of fixed disk or movable plate, in the movement of mold component or the folder of mold component
The rotary injection molding machine of fluid is used on pincers.
Background technique
Mold opening and closing is carried out in the horizontal direction relative to fixed disk as movable plate, by the rotation work of installation mold component
Make the disk that platform is revolvably set to a side of fixed disk or movable plate, makes in the movement of mold component or the clamp of mold component
With the rotary injection molding machine of fluid, it is known that scheme documented by patent document 1.In patent document 1, in movable metal mold
Type core by the hydraulic mold component acted is set on tool.Also, towards for acting above-mentioned type core
There is each movable metal die mode of the flexible longer hydraulic piping along the periphery of turntable to be arranged.But it does not record
The structure of patent document 1 acts type core, in figs. 1 to 3, does not match in the path from movable block to metal die
If valve.Therefore, pass through from the hydraulic device for having valve etc. with flexible longer hydraulic piping as the patent document 1
The movement of the type core of movable metal die is carried out since the distance away from valve is elongated, the responsiveness with type core is severe to ask
Topic.In addition, being easy to cause the pressure loss of the movement oil therewith supplied.
In addition, not being the rotary injection molding machine for carrying out mold opening and closing in the horizontal direction, record in patent document 2
In the rotary injection molding machine for carrying out mold opening and closing along longitudinal direction, the metal die folder of metal die is installed on the rotating pan
Clamp device uses hydraulic scheme.In patent document 2, since valve gear 12 is set to rotating disk, valve gear and clamp
The distance of device is close, will not lead to the problem of the difference of responsiveness as patent document 1.In addition, enable to inhibit to be supplied is dynamic
The pressure loss this point for making oil is also excellent.In addition, as described in Patent Document 2, from the central axis side of rotating disk to rotating disk
Metal die gripping mechanism supply action oil rotary injection molding machine in the case where, by valve gear be set to above-mentioned central axis
Side is from there at first sight reasonable in terms of the overall length for shortening piping to metal die gripping mechanism connecting pipings.
Existing technical literature
Patent document 1: Japanese Unexamined Patent Publication 2012-224008 bulletin (scheme one, scheme two, Fig. 1)
Patent document 2: Japanese Unexamined Patent Application 61-248713 bulletin (technical solution, The effect of invention, attached drawing)
But metal die installation site of the structure documented by patent document 2 on the surface than rotating disk leans on central side
Valve gear is set, and therefore, when installing metal die, valve gear becomes obstacle.Especially opened as carried out mold in the horizontal direction
The rotary injection molding machine closed is such, and about when replacing metal die, metal die is opened from the mold with rotary table
Close the case where orthogonal direction in direction is moved in, metal die is by the close front of the central part of rotary table to installation position
Movement is set, therefore, if installing valve gear in central side, becomes obstacle when moving in metal die.
Summary of the invention
Therefore, in the present invention, in view of the above problems, its object is to movable plate relative to fixed disk in the horizontal direction
Upper progress mold opening and closing, is revolvably set to a side's of fixed disk or movable plate for the rotary table of installation mold component
Disk provides realization mould using in the rotary injection molding machine of fluid in the movement of mold component or the clamp of mold component
Have the movement of component or the responsiveness in the clamp of mold component ensure or the inhibition of the pressure loss of fluid, and make gold
Belong to die change readily rotary injection molding machine.
The solution of the present invention one record rotary injection molding machine movable plate relative to fixed disk in the horizontal direction
Mold opening and closing is carried out, the rotary table of installation mold component is revolvably installed on above-mentioned fixed disk or above-mentioned movable plate
The disk of one side, it is special using in the rotary injection molding machine of fluid in the movement of mold component or the clamp of mold component
Sign is have the valve of above-mentioned fluid by radiation direction peripheral side in the mold component installation site than rotary table.
The rotary injection molding machine that the solution of the present invention two is recorded is inserted in scheme one when becoming replacement mold component
The surface for entering the rotary table of the opposite side of the side of mold component has above-mentioned valve.
The rotary injection molding machine that the solution of the present invention three is recorded is above-mentioned in the setting of rotary table in scheme two
The side of valve has the connection utensil into row that temperature adjusting fluid is carried out to mold component.
The rotary injection molding machine that the solution of the present invention four is recorded connects on above-mentioned valve in scheme two or scheme three
There is the connection utensil into row that above-mentioned fluid is carried out to mold component, also, in the replacement mold component of above-mentioned mold component
The side of insertion has the connection utensil for the mold component side connecting with above-mentioned connection utensil.
Effect of the invention is as follows.
Rotary injection molding machine of the invention carries out mold opening and closing relative to fixed disk in movable plate in the horizontal direction,
The rotary table of installation mold component is revolvably set to the disk of a side of above-mentioned fixed disk or above-mentioned movable plate, in mold
In the rotary injection molding machine for using fluid in the movement of component or the clamp of mold component, due to than rotary table
Mold component installation site has the valve of above-mentioned fluid by radiation direction peripheral side, therefore, be able to achieve metal die movement or
Responsiveness in metal die clamp ensure or the inhibition of the pressure loss of fluid, and metal die replacement can be made to be easy.
Detailed description of the invention
Side view when Fig. 1 is the die closing of the rotary injection molding machine of present embodiment.
Fig. 2 be include present embodiment mold component replacement mechanism rotary injection molding machine top view.
Fig. 3 is the direction view of the line A-A of Fig. 1.
Fig. 4 is metal die movement or the valve of metal die clamp of the rotary injection molding machine for present embodiment
With the schematic diagram of hydraulic device.
Fig. 5 is the figure for indicating the major part of rotary injection molding machine of another embodiment.
In figure: 11-rotary injection molding machines, 15-mold components, the fixed metal die of 16a, 16b-, 17-is fixed
Disk, 18-movable plates, 23,34-metal die mounting plates, 26-mold component installation sites, 27,35-hydraulic clamp mechanisms,
31-rotary tables, 31a-surface, 33a, 33b-rotating metallic mold, tri- position switching valve of 52a, 52b, 52c, 52d-,
53a, 53b-core, B-inverse operations side, C-fore side.
Specific embodiment
Illustrate the summary of the rotary injection molding machine of embodiments of the present invention referring to figs. 1 to Fig. 4.Rotation of the invention
Formula injection molding machine 11 by be set to matrix 12 on length direction side mold closing mechanism 13 and the length on matrix 12
Injection device 14a, 14b of the other side in direction constitute basic part.Also, the movable plate 18 of rotary injection molding machine 11
The fixed disk 17 being fixedly disposed over substrate 12 relative to mold closing mechanism 13 carries out mold opening and closing in the horizontal direction, will pacify
The rotary table 31 of mold component 15 is filled revolvably set on above-mentioned fixed disk 17 or the disk of a side of above-mentioned movable plate 18.
Injection device 14a, 14b be it is well known, usually to inject the purpose of different materials respectively, with two shapes arranged side by side
Injection device is arranged in state.It, can be in two injection devices in addition, the configuration of injection device is not defined in configuration shown in Fig. 2
Nozzle is arranged towards metal die side in one injection device, it is possible to have three or more notes
Injection device etc..
About molding transposition 13, the closing cylinder 19 of clamping, the molding are respectively set near the quadrangle of fixed disk 17
The bar of cylinder 19 is respectively connecting rod 20.Therefore as shown in figure 3, connecting rod 20 is in each setting two up and down.Closing cylinder 19 with it is shown in Fig. 4
Hydraulic device 37 connects.In addition, the servo motor 22 of (or fixed disk 17) fixing mould switching mechanism 21 over substrate 12, and
Pivotal support is carried out to ball-screw.On the other hand, on movable plate 18 fixing mould switching mechanism 21 ball nut, upper
It states and inserts ball-screw on ball nut.Also, movable plate 18 can carry out in the horizontal direction mold relative to fixed disk 17 and open
Close (the mold switching mechanism 21 in Fig. 2 for the inverse operations side B of upside, which omits, to be recorded).As in the present invention, make movable plate 18
The mold closing mechanism 13 moved in the horizontal direction can generally contract compared with the mold closing mechanism for going up and down movable plate in vertical direction
Short molding cycle time and reduction consumption electric power.In addition, the different mechanism such as elbow-bar mechanism can be used in mold closing mechanism, mold is opened
It closes mechanism 21 and is also possible to the different mechanism such as hydraulic cylinder.
Form what the nozzle of above-mentioned two injection device 14a, 14b can be inserted on the face of the injection device side of fixed disk 17
Concave hole 17b.In addition, as shown in Figure 1, the lower side setting in the mold component mounting surface 17a of fixed disk 17 can make mold
The mold component mobile mechanism 24 that component 15 moves in the horizontal direction.Mold component mobile mechanism 24 by arranging in the horizontal direction
The multiple rotating rollers 25 for being classified as a column are constituted.Also, it can be in the mounting of the upper surface of above-mentioned roller 25 mounting metal die mounting plate 23
Face 23b (following).
The mold component mounting surface 17a of fixed disk 17 upper side and lower side be provided as at two respectively it is aftermentioned
The hydraulic clamp mechanism 27 of the fixed mechanism of the affixed side of mold component 15.Also, metal die mounting plate 23 utilizes total four
The hydraulic clamp device 27 for carrying out metal die installation using fluid at place is fixed in fixed disk 17.By the gold of mold component 15
Belong to mold mounting plate 23 and be fixed on the fixed mechanism in fixed disk 17 other than hydraulic clamp device 27, electromagnetism also can be used
The gripping mechanism of locking-type, the magnet gripping mechanism for having used electromagnet, consolidating using the fixed metal die mounting plate 23 of bolt
Determine mechanism etc..
About movable plate 18, above-mentioned connecting rod 20 is inserted into respectively in the hole near the quadrangle of movable plate 18.Also, can
Halfnut 28 is nearby arranged in the quadrangle at the back side of Moving plate 18, can engage with the locking groove (not shown) of connecting rod 20, be detached from.Separately
Outside, ejecting mechanism (not shown) is set in the back side of movable plate 18.In addition, making rotary work in the setting of the upper surface of movable plate 18
The servo motor 29 for the rotating mechanism that platform 31 rotates.In addition, side is arranged for making movable plate 18 exist also below movable plate 18
Guide pad 30 slided on matrix 12 etc..
Then, it if being illustrated to the mold component 15 of rotary injection molding machine 11, in the present embodiment, utilizes
Two fixed metal die 16a, 16b are fixed on 23a before metal die mounting plate 23 by bolt etc..In addition, utilizing bolt
34a before the metal die mounting plate 34 of rotary table side is fixed on Deng by two rotating metallic molds 33a, 33b.Metal
Mounting surface 23b, 34b when mold component 15 is moved in below mold mounting plate 23,34 when replacement mold component 15.In addition,
It is clamped and is installed on solid by aftermentioned hydraulic clamp mechanism 27,35 in the surface of the metal die mounting plate 23,34 of mold component 15
Price fixing 17, rotary table 31.The nozzle of two injection devices 14a, 14b are formed on the metal die mounting plate 23 of affixed side
The hole that can be inserted into or nozzle contact surface.
About fixed metal die 16a, 16b, become behaviour when the mold component 15 of affixed side is fixed on fixed disk 17
Make the connector that the connection equipment that temperature adjusts hose is provided as on the face of side C (being the downside of mold closing mechanism in Fig. 2)
Socket 63 etc..Therefore, operating personnel can only be easy to carry out from fore side C when moving in mold component 15 from inverse operations side B
Temperature adjusts the installation of hose etc., unloads operation.In addition, in Fig. 1 etc., being connected to the hydraulic clamp mechanism 27 with fixed disk side
The oily hose of movement of connection, the temperature for being connected to socket 63 adjust hose illustration omitted.
Even if also replacing rotating metallic mold 33a, 33b about rotating metallic mold 33a, 33b and passing through metal die
The connection equipment of temperature adjusting hose is provided as on face when mounting plate 34 is fixed on rotary table 31 as fore side C
The socket 62,62 of connector and as hydraulic cylinder 54a, the 54b for acting core 53a, 53b connection with piping 56a,
The socket 63,63 of the connector of the connection equipment of 56b.That is, with mold component is inserted into when replacing metal die side
Be arranged on the face of the fore side C in the face of opposite side above-mentioned temperature adjust the connection equipment of hose and above-mentioned connection be piped 56a,
The connection equipment of 56b, so as to be easy to carry out the installation of the hose carried out by operating personnel, piping, unload operation.In addition,
About rotating metallic mold 33a, 33b and fixed metal die 16a, 16b, it is not excluded that in other sides, setting temperature is adjusted
The case where connection equipment of the piping of the connection equipment and movement oil of hose.
The metal die mounting plate 34 for being fixed on rotary table side of mold component 15 and the metal die of another party side
The quantity of the metal die of mounting plate 23 does not limit, can be multiple for one or three or more.In addition, mold component 15 can
Not have metal die mounting plate, it is made of fixed metal die and rotating metallic mold.In this case, in rotary work
The mold component installation site 26 of platform 31, rotating metallic mold is only installed as mold component.
Then, the rotary table 31 for being revolvably set to movable plate 18 is illustrated.Rotary table 31 can be revolved
It is mounted on the face of the fixed disk side of movable plate 18 with turning (can rotate and include the case where rotating at a certain angle and invert after stopping)
On 18a (face opposed with the fixed disk 17 of the disk as another party).Rotary table 31 is the disk with constant thickness
The disk body of shape, in the center of rotary table 31, towards the fixed cylindric rotary shaft 32 in anti-fixed disk side.Also, it revolves
The rotary shaft 32 of revolving worktable 31 is inserted into the through hole in the center of movable plate 18 by bearing (not shown) or sleeve.Therefore, it revolves
Revolving worktable 31 is rotated centered on the axis of horizontal direction.In addition, rotary table 31 surface 31a (with as another party
Disk the opposed face of fixed disk 17) can installation mold component 15 rotating metallic mold 33a, 33b.
It is engaged in addition, being formed in the peripheral part 31b of rotary table 31 with the synchronous belt 43 for rotating rotary table 31
Tooth.Be set to movable plate 18 rotary table rotation servo motor 29 driving wheel and be formed in rotary table 31
Two sides of tooth of peripheral part 31b state synchronous belt 43 around hanging up.In addition, the rotating mechanism of rotary table 31 is not defined in
It states.Furthermore it is possible to make rotary table 31 keep 31 advances of rotary table constant when rotating being arranged on movable plate 18
Mechanism, mechanism that rotation is guided etc..
In addition, leaving away from rotation center O 180 ° of position in the peripheral part 31b of rotary table 31 or the back side of peripheral side
The hole for positioning pin insertion is respectively set in (symmetric position).In addition, the fixed disk side of movable plate 18 face 18a top and under
Being respectively set with 31 adjoining position of rotary table or back side for portion has determining for the bar for being installed on hydraulic cylinder and hydraulic cylinder
The rotary table fixed mechanism 45 of position pin.
It is boundary at the two of a side side with the rotation center O (center of rotary shaft 32) of the surface 31a of rotary table 31
With the two of another party at be provided as mold component 15 rotary table side clamping mechanism and used the hydraulic of fluid
Clamping mechanism 35.Also, the metal die mounting plate 34 of mold component 15 utilizes above-mentioned total hydraulic clamp device 35 everywhere
It is fixed on the mold component installation site 26 including rotation center O of the surface 31a of rotary table 31.Here, mold component
15 fixed mechanism is hydraulic clamp mechanism 35, but identical as fixed disk side, is also possible to other mechanisms.In addition, in upside
Setting carries out the cylinder 36 of the positioning fixation of metal die mounting plate 34 between hydraulic clamp mechanism 35,35.Above-mentioned cylinder 36
It is contained in the metal die clamping mechanism for having used fluid.
In addition, mold component moving machine is arranged in a side side in the rotation center O of the surface 31a relative to rotary table 31
Structure 38.The more of a column are arranged by the rotation center O relative to rotary table 31 in mold component mobile mechanism 38 on chord line
A rotating roller 39 is constituted.Also, the metal die mounting plate 34 of mold component 15 can be loaded in the upper surface of above-mentioned rotating roller 39
Mounting surface 34b (following).In addition, about the mold component mobile mechanism 24 of fixed disk 17, the mold component of rotary table 31
Mobile mechanism 38 is not defined in and the high slide plate etc. of rotating ball, lubricity also can be used using rotating roller 39.
In addition, in the surface 31a of rotary table 31 with mold component when stopping to replace mold component 15
The 15 fixed limiting components 44 of side opposite side moved in.Limiting component 44 is for the mold for moving in from inverse operations direction
The component that the metal die mounting plate 34 of part 15 is abutted and positioned relative to movable plate 18.
Then, the actuating mechanism for the mold component for having used fluid or the clamp mechanism of mold component are illustrated using Fig. 4.
If over substrate 12 or the hydraulic device 37 of ground includes pump 40, fuel tank 42, valve (not shown) etc..It connects and supplies from hydraulic device 37
The supply of the movement of the clamping mechanism of actuating mechanism or mold component to the mold component of rotary table 31 oily (fluid) is used
Piping 46.In addition, making to act oil return fuel tank 42 from the actuating mechanism of mold component or the clamping mechanism connection of mold component
Discharge piping 47.Above-mentioned supply piping 46 is flexible hose herein with piping 47 with discharge, passes through hollow rotation
The inside of axis 32 and 26 outer circumferential side of mold component installation site of rotary table 31 being connected internally to than rotary table 31
Side.In the present embodiment, above-mentioned supply is respectively one with piping 46 and discharge piping 47, therefore, what rotary shaft 32 waited
Internal structure is uncomplicated, also the hydraulic pressure loss can be suppressed to irreducible minimum.
On the other hand, radiation direction periphery is leaned in the mold component installation site 26 of the surface 31a than rotary table 31
Side (is abutted from the ratio of the rotation center O of rotary table 31 on the line of the radiation direction of peripheral part 31b with mold component 15
The outer side section in part) valve of fluid is set.In addition, when limiting component 44 is arranged on rotary table 31, than limit
The valve of component 44 processed outer side section setting fluid.In other words, if valve for fluid is seen from the rotation center O of rotary table 31
It examines, is located at the outer circumferential side with the clamping direction right angle orientation of hydraulic clamp mechanism 35, the side for being not provided with the valve of fluid is
Mold component 15 moves in side.In the present embodiment, the valve of above-mentioned fluid be electromagnetism movement three position switching valves 52 (
It is four bases of 52a, 52b, 52c, 52d in present embodiment).The P mouth of supply piping 46 and above-mentioned three position switching valve 52 etc.
Connection, discharge are connect with piping 47 with the T mouth of above-mentioned three positions switching valve 52a etc..
In Fig. 4, it is separately connected connection piping 55a, 55b in the A mouth of two three position switching valves 52a, 52d and B mouthfuls,
Above-mentioned connection uses piping 55a, 55b to connect with the hydraulic cylinder 65 of the hydraulic clamp mechanism 35 of the clamp system as mold component.
In the present embodiment, the three position switching valve 52a or 52d of Cong Yiji are supplied to the hydraulic cylinder 65 of the hydraulic clamp mechanism 35 of two bases
Give movement oil.In addition, A mouth and the B mouthfuls of connections being separately connected as connection equipment in other three position switching valves 52b, 52c
With piping 56a, 56b.Connection is the hose of pliability with piping 56a, 56b, and having can be with the rotation that is installed on rotary table 31
Turn the length that connection equipment, the i.e. socket 63 of metal die 33a, 33b connect.Also, in connection on piping 56a, 56b points
It An Zhuan not be as the intercalation part 57,57 of the connector of the connection equipment to rotating metallic mold 33a, 33b.If also, above-mentioned company
It connects and is connect with the intercalation part 57,57 of piping 56a, 56b with the socket 63,63 of rotating metallic mold 33a, 33b, then pass through three
Hydraulic cylinder 54a, the 54b for setting core 53a, 53b movement of switching valve 52b, 52c to each rotating metallic mold 33a, 33b are supplied
Give movement oil.
In addition, the valve about fluid, in addition to sharp electromagnetically controlled three position switching valve (three positions, four direction controlling
Valve) other than, or valve, the valve to be acted manually acted using control pressure, the quantity etc. including position,
The type of valve does not limit.In the present embodiment, the valve of these fluids can be merged into integrated package 61 and be installed on rotation work
Make the surface 31a of platform 31, but valve can also be installed on rotary table 31 respectively.In addition, the valve of these certain fluids
Quantity changes according to the actuating mechanism of mold component or the quantity of the clamp system of mold component.In addition, the kind of connection equipment
Class, construction are not defined in above-mentioned yet.
In addition, the actuating mechanism as mold component can also other than the mechanism for acting core 53a, 53b
To be the hydraulic cylinder of movement of mold component of a part etc. of valve gate, door cutter of thermal sleeve (not shown) etc.
Predetermined instant especially during terminating since injection to pressure maintaining, needs to carry out the movement of valve gate, door cutter, core etc.
The especially needed responsiveness of component it is high.In addition, the clamping mechanism about mold component, in addition to the liquid of mold component (metal die)
It presses except clamping mechanism 35, also includes the positioning mechanism of mold component (metal die).In addition, using fluid and valve for fluid into
The component that action is made can be at least one party of the actuating mechanism of mold component or the clamping mechanism of mold component.Also, as
The fluid of the clamping mechanism of actuating mechanism or mold component for these mold components, can be movement oil other than liquid,
The gases such as the air in the case where acting cylinder.
In addition, three position switching valves 52 of the valve as above-mentioned fluid make rotary table 31 in replacement metal die
It is boundary with the rotation center O and metal die installation site 26 of rotary table 31 when stopping, being set to rotating metallic mold
The surface 31a of the rotary table 31 of the insertion side C (with the inverse operations side B opposite side being inserted into) of 33a, 33b.In addition, such as
Shown in Fig. 3, in the present embodiment, the repeater box 58 that temperature adjusts piping is also set to (to be cut three positions with the valve of above-mentioned fluid
Change valve 52) surface 31 of the rotary table 31 of same side.Also, it is connected from repeater box 58 to rotating metallic mold 33a, 33b
The temperature adjustment pipe 59 of supply and the temperature of discharge adjust piping 60.In addition, to rotary injection molding machine 11
Mold component 15 is moved in, moves out and can carry out between the upper and lower connecting rod 20,20 of fore side C, but in such a situation it is preferred that
Make valve etc. of the rotary table 31 when stopping as the position fluid of inverse operations side B in order to replace metal die.That is,
In the direction view from fore side C in the case where moving in, move out of mold component 15 of progress, when rotation identical with Fig. 3 stops
In, relative to the mold component mobile mechanism 38 for the surface 31a for being located at rotary table 31, the valve of fluid on right side
Deng.In addition, using carrying out in the case where moving out, move in of mold component 15 between two connecting rods 20,20 of the crane from upside,
The valve etc. of the position fluid of the downside as rotary table 31 when stopping.
Mechanism 41 is replaced about mold component, (is set herein for inverse operations side B) in the side of rotary injection molding machine 11
Two guide rails 48 are set, mold component is replaced trolley 49 and can be waited on above-mentioned guide rail 48 using as the hydraulic cylinder 64 of mobile mechanism
Mold opening and closing is moved on direction.What the mold component 15 that the mold component replacement setting of trolley 49 finishes forming declined moves out work
Make platform 50 and load the mold component 15 shaped next time in advance moves in workbench 51.
Then, the replacing options of the mold component 15 of rotary injection molding machine 11 are illustrated.As shown in Fig. 2, mould
Tool part replacement trolley 49 stop at decline the mold component 15 that finishes of forming move out workbench 50 and consolidating when die closing
The mold component of the trolley of face replaces position (moving out position) between price fixing 17 and movable plate 18.In addition, moving out workbench
The mold component 15 for being positioned on workbench 51 and shaping and using next time is moved on 50 side.Also, terminate in progressive forming
And operating personnel selected in the operation panel of rotary injection molding machine 11 mold component replace mode when, as shown in figure 3, making
Rotary table 31 positions the mold component mobile mechanism for stopping at the fixed disk 17 of mold component mobile mechanism 38 and another party
24 opposed states.Then, movable plate 18 is made to advance, relative to fixed metal die 16a, 16b to rotating metallic mold 33a,
33b carries out die closing.In this state, it unloads to be connected to the temperature for shaping rotating metallic mold 33a, 33b for finishing and adjust and match
The connection of connection piping 56a, 56b of the actuating mechanism of pipe 59,60 etc. and metal mold parts.In addition, fixed metal die
16a, 16b similarly carry out temperature and adjust unloading for piping etc..
Then, stop the clamping of the metal die mounting plate 23 of the hydraulic clamp device 27 using fixed disk 17.In addition,
Make simultaneously using as the hydraulic clamp device 35 of the clamping mechanism of the mold component of the movable plate side of installation rotary table 31
Hydraulic cylinder 65 metal die mounting plate 34 clamping stop.Also, next make movable plate 18 mobile slightly towards die sinking side.
In this way, gap can be slightly formed between the mold component mounting surface 17a and metal die mounting plate 23 of fixed disk 17,
Also gap is slightly formed between the surface 31a and metal die mounting plate 34 of rotary table 31.In addition, it is soft to unload temperature adjusting
The sequence of the connecting components such as pipe, the sequence for releasing clamping are not defined in said sequence.
Then, make mold component replacement trolley 49 hydraulic cylinder etc. acted, to move out workbench move out forming after
Mold component 15.In addition, being moved to the workbench 51 of moving in of mold component replacement trolley 49 and fixed disk 17 and movable plate 18
Between face position, make to be installed on the mold component 15 of forming machine next time to the mold closing mechanism of rotary injection molding machine 11
13 is mobile.At this point, mold component 15 passes through between upper and lower connecting rod 20,20 and is moved to from inverse operations side B.Also, mold
Part 15 is moved to the rotating roller 25 of the mold component mobile mechanism 24 set on fixed disk 17 from the rotating roller for moving in workbench 51
In the rotating roller 39 of the mold component mobile mechanism 38 for the rotary table 31 for being set to movable plate 18.At this point, mold component 15
It is moved on the direction orthogonal with horizontal direction and mold opening and closing direction.The metal die of mold component 15 when the movement is installed
The distance between the back side of plate 34 and the surface 31a of rotary table 31 are pacified since it is desired that loading metal die in rotating roller 39
The mounting surface 34b of loading board 34, thus it is slightly smaller.
If also, passing through the rotation center of rotary table 31 in the front end of the metal die mounting plate 34 of mold component 15
It is abutted behind the position of O with limiting component 44, then cylinder 36 is made to advance, carry out the mold component 15 relative to rotary table 31
The positioning of horizontal direction.Followed by the movement of mold switching mechanism 21 make movable plate 18 and rotary table 31 slightly before
Into being fully sealed between the mold component mounting surface 17a of fixed disk 17 and metal die mounting plate 23.In addition, rotating work simultaneously
Make the gap between the surface 31a of platform 31 and metal die mounting plate 34 to be eliminated completely and keep the two closely sealed.
Also, then to the electromagnetic component of three position switching valves 52a, 52d, signal is sent from control device (not shown),
The advanced side grease chamber of the hydraulic cylinder 65 of A mouthfuls of connection and hydraulic clamp mechanism 35, carries out the metal die mounting plate of mold component 15
34 installation to rotary table 31.In addition, it is carried out similarly movement simultaneously or in slightly front and back, hydraulic clamp device 27, into
Fixation of the metal die mounting plate 23 of row mold component 15 to fixed disk 17.
After the installation to fixed disk 17 and rotary table 31 of mold component 15, pass through operating personnel, connection
The socket of the connector of rotating metallic mold 33a, 33b is connected to the intercalation part 57,57 of the connector of piping 56a, 56b
63,63.Also, supply piping 46 and discharge 47, three position switching valves 52b, 52c of piping can be passed through from hydraulic circuit 37
And connection uses piping 56a, 56b to hydraulic cylinder 54a, the 54b for acting core 53a, 53b as metal mold parts
Supply action oil.
In addition, simultaneously by operating personnel, even if adjusting piping 59,60 about as the temperature for being connected to repeater box 58
Connect equipment connector intercalation part, also with as rotating metallic mold 33a, 33b connection utensil connector socket
Portion 63,63 connects.Alternatively, in the effective electric wire of the piping for the squeezing air for needing to be also connected with supply cylinder 36, hot jacket etc.
In the case of be attached.At this point, operating personnel can install from the side direction mold component 15 (metal die) of a side (fore side C)
The connection of movement oil piping 56a, 56b, temperature adjust piping 59,60 etc., therefore good work.In addition, even if about fixation
Metal die 16a, 16b also adjust piping 59,60 etc. from the connection of fore side C installation action oil piping 56a, 56b, temperature,
Therefore good work.
Then, the manufacturing process of rotary injection molding machine 11 is illustrated.Also core of the explanation as mold component
The movement of three position switching valves 52b, 52c of utilization of 53a, 53b.In the fixed disk 17 of mold closing mechanism 13 and the rotation of movable plate 18
When installation mold component 15 is formed on revolving worktable 31, according to the instruction from control device (not shown), make servo horse
It is acted up to 29,31 location control of rotary table in the first shaping position and is stopped.At this point, control rotating metallic mold
The three position switching valve 52c of 33a can be switched to connection piping 56a supply action oil, to pass through hydraulic cylinder 54a's from A mouthfuls
Forward motion, the state that core 53a has advanced.In addition, the three position switching valve 52b of control rotating metallic mold 33b can be from B mouthfuls
It is switched to connection piping 56b supply lubricating oil, by the backward movement of hydraulic cylinder 54, core 53b is retreated, become in type chamber
Primary molded product P1 other than part formed quadratic form chamber c2 state.
Also, when carrying out die closing and molding, from injection device 14a to making fixed metal die 16a and rotating metallic mould
The once-forming type chamber c1 that tool 33a is molded and formed is injected.In addition, simultaneously or in front and back, from injection device 14b to
It molds fixed metal die 16b and rotating metallic mold 33b and the quadratic form chamber c2 for retreating core 53b and being formed uses it
He injects resin.Also, it is opened after the molten resin hardening by cooling of each type chamber, from rotating metallic mold 33b by not
The withdrawing device of diagram takes out the formed products being made of two kinds of materials.
Also, driving servo motor 29 makes rotary table 31 and rotating metallic mold 33a, 33b rotate 180 °, and rotation moves
It moves to the second shaping position.Also, three position switching valve 52b are switched over, it can be dynamic with piping 56b supply from B mouthfuls to connection
Make oil, retreats the core 53a of rotating metallic mold 33b.In addition, switched over to three position switching valve 52c, can from A mouthfuls to
Connection piping 56a supply action oil, retreats the core 53b of rotating metallic mold 33a.If also, die closing and molding again,
Then infused from injection device 14a to the chamber c1 for making fixed metal die 16a and rotating metallic mold 33b molding and being formed
It penetrates, and (makes core from injection device 14b to the chamber c2 for making fixed metal die 16b and rotating metallic mold 33a molding and being formed
Portion 53 retreats and the chamber of formation) it is injected using other resins.
Then, the rotary injection molding machine 71 about the horizontal type of another embodiment shown in fig. 5, same section use
The same symbol is illustrated centered on difference.The main portion of the mold closing mechanism 13 of the rotary injection molding machine 71 of horizontal type
The construction divided is roughly the same with the example of Fig. 1 to Fig. 4.In the example in fig. 4, mold component 15 is moved in rotary table 31
Side the fixed automatic coupling arrangement 72 of opposite side socket 73.Above-mentioned socket 73 has always closed using spring
Open and close valve.In addition, having the hydraulic cylinder 74 that above-mentioned open and close valve is opened and closed in socket 73.In addition, automatic coupling arrangement
72 are connected to socket 73 from temperature-adjusting device (not shown) by the inside of rotary shaft 32 and the inside of rotary table 31
Temperature adjusts hose.
In addition, the surface 31a than rotary table 31 mold component installation site 26 by radiation direction peripheral side (
This is the two sides of socket 73) the oily control valve 75 of the movement of actuating mechanism of multiple mold components etc. is installed.Also, it is controlling
On system valve 75, supply piping 46, discharge piping 47 are connected from hydraulic device 37.Also, two in control valve 75
Not by automatic coupling arrangement 72, but directly connected with the hydraulic cylinder of hydraulic clamp device 35 by connection (not shown) with piping
It connects.In addition, the piping from other controls valve 75 is connect with above-mentioned hydraulic cylinder 74.In addition, from other controls with valve 75 to
The piping of movement oil into the row of the actuating mechanism of mold component are connect with socket 73.
On the other hand, in when the moving in of metal die mounting surface of the metal die mounting plate 34 of mold component 15, preceding
The intercalation part 76 of the fixed automatic coupling arrangement 72 in side end.Intercalation part 76 has the open and close valve being always closed using spring, with
Socket 73 abuts and by the movement of above-mentioned hydraulic cylinder 74, opens valve.Intercalation part 76 has the function of repeater box, in plug 76
The temperature that supply side and discharge side are respectively fixedly connect between rotating metallic mold 33a, 33b adjusts hose 77,77.Separately
Outside, between intercalation part 76 and rotating metallic mold 33a, 33b in order to make respectively core as metal mold parts etc. carry out
Movement, be permanently connected the connection piping 78,78,78,78 connecting with hydraulic cylinder.Alternatively, it is also possible to socket 73 and insert
Connector is set on head 76, is also connected with the wiring of thermal sleeve etc..
The replacement of the mold component 15 of the rotary injection molding machine 71 of the horizontal type of another embodiment is illustrated.Institute
The anterior end or intercalation part 76 of the metal die mounting plate 34 for the mold component 15 moved in and the limit for being set to rotary table 31
Component processed or socket 73 abut and stop.Then, it if the hydraulic cylinder 74 of socket 73 is made to carry out forward motion, opens respectively
The open and close valve of the socket 73 of pusher side, the open and close valve of metal die mounting plate 34 side and intercalation part 76 are shaped, operation can not be passed through
It carries out to the operation of personnel adjusting from the temperature of thermostatic rotating metallic mold 33a, 33b and from hydraulic device 37
The movement of the core of rotating metallic mold 33a, 33b.In the type of the Fig. 5, the mold component 15 replaced it is expected all to exist
The intercalation part 76 of automatic coupling arrangement 72 is installed on metal die mounting plate 34.Alternatively, it is also possible in metal die mounting plate 34
Upper setting socket, is arranged intercalation part on rotary table 31.
In addition, in the respective embodiments described above, the rotary table 31 of rotary injection molding machine 11 is revolvably set
The movable plate 18 of the disk of Yu Yifang.But in rotary injection molding machine, the disk of a side can be fixed disk, relative to solid
Price fixing installs the rotary table rotated centered on the axis of horizontal direction.
Claims (3)
1. a kind of rotary injection molding machine, movable plate carry out mold opening and closing relative to fixed disk in the horizontal direction, will install
The rotary table of mold component is revolvably set to the disk of a side of above-mentioned fixed disk or above-mentioned movable plate, in mold component
Fluid is used in the clamp of movement or mold component, which is characterized in that,
Have the valve of above-mentioned fluid by radiation direction peripheral side in the mold component installation site than rotary table,
The surface of the rotary table of the opposite side for the side that only mold component is inserted into when becoming replacement mold component, has
Above-mentioned valve, the side that mold component is inserted into when becoming replacement mold component do not have above-mentioned valve,
Has limiting component in the side for having above-mentioned valve of above-mentioned rotary table, in the rotation from above-mentioned rotary table
When the heart is observed, which is set to side section more inner than above-mentioned valve.
2. rotary injection molding machine according to claim 1, which is characterized in that
In the side of the above-mentioned valve of setting of rotary table, has the company into row that temperature adjusting fluid is carried out to mold component
Connect utensil.
3. rotary injection molding machine according to claim 1 or 2, which is characterized in that
The connection utensil into row that above-mentioned fluid is carried out to mold component is connected on above-mentioned valve, also,
The side being inserted into the replacement mold component of above-mentioned mold component, has the mold connecting with above-mentioned connection utensil
The connection utensil of part side.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-171113 | 2016-09-01 | ||
| JP2016171113A JP6400058B2 (en) | 2016-09-01 | 2016-09-01 | Rotary type injection molding machine |
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| Publication Number | Publication Date |
|---|---|
| CN107791440A CN107791440A (en) | 2018-03-13 |
| CN107791440B true CN107791440B (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710524003.9A Active CN107791440B (en) | 2016-09-01 | 2017-06-30 | Rotary injection molding machine |
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| JP (1) | JP6400058B2 (en) |
| CN (1) | CN107791440B (en) |
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| CN111531796B (en) * | 2020-05-19 | 2020-11-20 | 杭州雅帮智能科技有限公司 | Injection molding device capable of automatically replacing mold |
| CN115107219A (en) * | 2022-06-27 | 2022-09-27 | 深圳市英盟塑胶模具有限公司 | High-efficient intermittent type nature many rules plastics injection molding machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101505943A (en) * | 2006-08-30 | 2009-08-12 | 柯尼卡美能达精密光学株式会社 | Device for and method of manufacturing optical part |
| CN104476717A (en) * | 2014-11-21 | 2015-04-01 | 广州天沅硅胶机械科技有限公司 | Double-material injection moulding machine and forming method thereof |
| CN204340077U (en) * | 2014-12-05 | 2015-05-20 | 宁波赫仕机械制造有限公司 | A kind of turntable structure of injection machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07321B2 (en) * | 1988-07-12 | 1995-01-11 | 株式会社名機製作所 | Rotary injection molding machine |
| JP3473927B2 (en) * | 1995-08-30 | 2003-12-08 | パスカル株式会社 | Mold changer for horizontal injection molding machine |
| JPH1034722A (en) * | 1996-07-26 | 1998-02-10 | Toshiba Mach Co Ltd | Mold clamping device |
| JP3808410B2 (en) * | 2002-07-24 | 2006-08-09 | 住友重機械工業株式会社 | Mold reversing molding machine |
| JP5694841B2 (en) * | 2011-04-21 | 2015-04-01 | 東洋機械金属株式会社 | Injection molding machine |
-
2016
- 2016-09-01 JP JP2016171113A patent/JP6400058B2/en active Active
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- 2017-06-30 CN CN201710524003.9A patent/CN107791440B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101505943A (en) * | 2006-08-30 | 2009-08-12 | 柯尼卡美能达精密光学株式会社 | Device for and method of manufacturing optical part |
| CN104476717A (en) * | 2014-11-21 | 2015-04-01 | 广州天沅硅胶机械科技有限公司 | Double-material injection moulding machine and forming method thereof |
| CN204340077U (en) * | 2014-12-05 | 2015-05-20 | 宁波赫仕机械制造有限公司 | A kind of turntable structure of injection machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018034470A (en) | 2018-03-08 |
| CN107791440A (en) | 2018-03-13 |
| JP6400058B2 (en) | 2018-10-03 |
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