CN205148828U - Booster mechanism of injection molding machine mode locking hydro -cylinder - Google Patents
Booster mechanism of injection molding machine mode locking hydro -cylinder Download PDFInfo
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- CN205148828U CN205148828U CN201520867045.9U CN201520867045U CN205148828U CN 205148828 U CN205148828 U CN 205148828U CN 201520867045 U CN201520867045 U CN 201520867045U CN 205148828 U CN205148828 U CN 205148828U
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Abstract
The utility model discloses a booster mechanism of injection molding machine mode locking hydro -cylinder, including the mode locking hydro -cylinder, characteristics are provided with boosting oil cylinder on the mode locking hydro -cylinder, boosting oil cylinder includes outer barrel, two of outer barrel is sealed up respectively and is provided with preceding closing cap and back closing cap, preceding closing cap, it forms a cavity to enclose to establish between outer barrel and the back closing cap, be provided with the piston in the cavity, be provided with first inlet port on the preceding closing cap, first inlet port is linked together with the cavity, be provided with first oil outlet on the back closing cap, first oil outlet is linked together with the cavity, be provided with the second inlet port on the mode locking hydro -cylinder, first oil outlet is linked together with the second inlet port. The advantage is through increasing a boosting oil cylinder on the mode locking hydro -cylinder, simple structure, and the horizontal migration through the boosting oil cylinder inner piston gives the pressure boost of mode locking hydro -cylinder, and the noise is little in the course of the work, and piston horizontal migration's stationarity is good, has guaranteed the superchargers effect of twin lock moulding oil jar effectively.
Description
Technical field
The utility model relates to a kind of injection moulding machine mode-locking oil cylinder, especially relates to a kind of booster body of injection moulding machine mode-locking oil cylinder.
Background technology
The clamping mechanism of injection machine is general in the process of locked mode needs larger clamp force, and the Mode-locking oil cylinder that large clamp force must adopt large piston area will be produced, and the Mode-locking oil cylinder volume of large piston area is larger, take larger space, therefore the large problem in space is taken up an area in order to solve Mode-locking oil cylinder, current existing injection molding machine mold clamping mechanism generally adopts the Mode-locking oil cylinder of valve piston area, and high-pressure pump is set, by high-pressure pump to the Mode-locking oil cylinder supercharging of valve piston area, but high-pressure pump in the course of the work noise is large, and the gears meshing rotation of high-pressure pump its inside in the course of the work to produce pulsation on-the-spot, make the action of high-pressure pump unstable, high-pressure pump lets out phenomenon in easily producing in addition, affect operating efficiency.
Summary of the invention
When technical problem to be solved in the utility model is to provide a kind of work noise little, use steadily and the booster body of the good injection moulding machine mode-locking oil cylinder of pressurized effect.
The utility model solves the problems of the technologies described above adopted technical scheme:
A kind of booster body of injection moulding machine mode-locking oil cylinder, comprise Mode-locking oil cylinder, it is characterized in that described Mode-locking oil cylinder is provided with pressurizing cylinder, described pressurizing cylinder comprises outer cylinder body, two of described outer cylinder body seals respectively and is provided with front capping and rear seal-cover, described front capping, formation cavity is enclosed between described outer cylinder body and described rear seal-cover, piston is provided with in described cavity, described front capping is provided with the first fuel feed hole, the first described fuel feed hole is connected with described cavity, described rear seal-cover is provided with the first oil outlet, the first described oil outlet is connected with described cavity, described Mode-locking oil cylinder is provided with the second fuel feed hole, the first described oil outlet is connected with the second described fuel feed hole.
Be connected before and after described piston comprises the first piston arranged and the second piston, the first supercharging cylinder barrel and the second supercharging cylinder barrel is set side by side with before and after in described cavity, the first oil pocket is enclosed to form between the first described supercharging cylinder barrel and described front capping, described first piston is provided with in the first described oil pocket, the first described fuel feed hole is connected with the first described oil pocket, the second oil pocket is enclosed to form between the second described supercharging cylinder barrel and described rear seal-cover, the second described piston is provided with in the second described oil pocket, the first described oil outlet is connected with the second described oil pocket, the external diameter of described first piston and the diameter compatible of the first described supercharging cylinder barrel close, the external diameter of the second described piston and the diameter compatible of the second described supercharging cylinder barrel close, the external diameter of described first piston is greater than the external diameter of the second described piston.The pressurizing cylinder structure of said structure is simple, pressurized effect is remarkable, first by the first fuel feed hole oil-feed, promote large-area first piston to move backward, the second piston of small size is driven to move backward, make the oil pressure producing high pressure in the second oil pocket, the oil pressure of this high pressure flows out through the second fuel feed hole by the first oil outlet and is pressed in Mode-locking oil cylinder, drives Mode-locking oil cylinder to complete supercharging locked mode.
The inwall of described outer cylinder body is provided with separation bulge loop, described front capping, between the first described supercharging cylinder barrel and described separation bulge loop, enclose the first oil pocket described in formation, described rear seal-cover, between the second described supercharging cylinder barrel and described separation bulge loop, enclose the second oil pocket described in formation, the internal diameter of described separation bulge loop matches with the external diameter of the second described piston, and the front end of the second described piston is connected with the rear end of described first piston through described separation bulge loop.By separating bulge loop, cavity being separated into two parts, making these two parts can be used for respectively separately the first supercharging cylinder barrel and the second supercharging cylinder barrel being installed, provide a basic location to the installation of the first supercharging cylinder barrel and the second supercharging cylinder barrel; The internal diameter separating bulge loop matches with the external diameter of the second piston, ensures that the second piston can successfully move horizontally.
Be provided with seal between the inwall of described first piston and the first described supercharging cylinder barrel, between the inwall of the second described piston and the second described supercharging cylinder barrel, be provided with seal.Let out in can effectively being prevented by seal.
The outer cover of the second described piston is provided with fairlead, and described fairlead is provided with between described outer cylinder body and the second described piston, and described fairlead is arranged between the second described supercharging cylinder barrel and described separation bulge loop.Fairlead play the guiding role to the second piston movement, is that the stable installation of the second supercharging cylinder barrel provides location base simultaneously.
Described Mode-locking oil cylinder comprises mode locking cylinder and die sinking cylinder, described mode locking cylinder comprises locked mode cylinder body, the first cavity is provided with in described locked mode cylinder body, locking piston is provided with in the first described cavity, the rear end of described locking piston is provided with piston rod, described locked mode cylinder body is stretched out in the rear end of described piston rod, described die sinking cylinder comprises die sinking cylinder body, the second cavity is provided with in described die sinking cylinder body, die sinking piston is provided with in the second described cavity, be connected by a connecting axle between described locking piston and described die sinking piston, the external diameter of described locking piston is greater than the external diameter of described die sinking piston, described locked mode cylinder body is provided with the second described fuel feed hole, the second described fuel feed hole is connected with the first described cavity, described die sinking cylinder body is provided with the 3rd fuel feed hole, the 3rd described fuel feed hole is connected with the second described cavity.Mode locking cylinder and die sinking cylinder are combined and forms whole Mode-locking oil cylinder; mode locking cylinder is connected by a connecting axle with die sinking cylinder; external diameter due to locking piston is greater than the external diameter of die sinking piston; therefore large clamp force is realized by large diameter mode locking cylinder; meet mould opening force by the die sinking cylinder of minor diameter, said structure effectively can reduce the demand of fluid, reduces energy consumption; small volume simultaneously, saves and takes up an area space.
The locked mode protecgulum that described locked mode cylinder body comprises locked mode cylinder barrel, sealing is arranged on described locked mode cylinder barrel front end and sealing are arranged on the locked mode bonnet of described mode locking cylinder tube rear end, described locked mode cylinder barrel, enclose the first cavity described in formation between described locked mode protecgulum and described locked mode bonnet, described piston rod stretches out described locked mode bonnet.The mode locking cylinder body structure of said structure is simple, and parts are easy to dismounting, are convenient to safeguard termly parts and change.
The first described cavity is divided into front cavity and rear cavity by described locking piston; hydraulic oil is filled with in described rear cavity; the second described fuel feed hole to be arranged on described locked mode bonnet and to be connected with described rear cavity; described hydraulic oil is filled in described rear cavity by the second described fuel feed hole; described locked mode protecgulum is provided with steam vent; described steam vent is connected with described front cavity, is provided with seal between the inwall of described locking piston and described locked mode cylinder barrel.By locking piston, the first cavity is divided into front cavity and rear cavity, in rear cavity, filling liquid force feed forms oil pocket, and front cavity is without oil pocket, while guarantee clamp force, decreases by oil mass, significantly reduces energy consumption; Locked mode protecgulum arranges steam vent, and this steam vent is connected with front cavity, ensures that locking piston can move forward and backward swimmingly; Be provided with seal between the inwall of locking piston and locked mode cylinder barrel, be leaked in front cavity by the seal hydraulic oil avoided in rear cavity, prevent hydraulic oil from revealing, lower the loss of energy consumption.
Described die sinking cylinder body comprises die sinking cylinder barrel and seals the cylinder cap being arranged on described die sinking cylinder barrel front end, the second cavity described in formation is enclosed between described die sinking cylinder barrel and described cylinder cap, hydraulic oil is filled with in the second described cavity, the 3rd described fuel feed hole is arranged on described cylinder cap, described hydraulic oil is filled in the second described cavity by the 3rd described fuel feed hole, described die sinking cylinder barrel is arranged on the front end of described locked mode protecgulum, one end of described connecting axle is fixedly installed on the front end of described locking piston, the other end of described connecting axle is fixedly connected with the rear end of described die sinking cylinder barrel with described die sinking piston through described locked mode protecgulum successively.The die sinking housing structure of said structure is simple, is easy to dismounting, is convenient to carry out periodic maintenance and replacing to each parts.
Described connecting axle is provided with feather key, and the inwall of described die sinking cylinder barrel is provided with the keyway matched with described feather key, described feather key is arranged in described keyway.By the cooperation of feather key and keyway, effectively can prevent locking piston and die sinking piston from rotating in the process of movement, thus effectively ensure that the operating efficiency of Mode-locking oil cylinder.
Operation principle is: during locked mode, in the first oil pocket, low pressure oil is entered by the first oil-in, now first piston moves backward under the promotion of low pressure oil, drive the second piston to move backward simultaneously, low pressure oil in first oil pocket is pushed in the second oil pocket, the high pressure oil produced in second oil pocket is pressed in rear cavity by the first oil outlet, fuel feed hole and the second fuel feed hole successively, promotion locking piston moves forward, drive piston rod and the reach of die sinking piston, front cavity discharges air by steam vent, completes supercharging locked mode; During die sinking; 3rd fuel feed hole enters pressure oil; pressure oil enters into the second cavity; promote die sinking piston to move backward; move after driving locking piston and piston rod, the pressure oil in the first cavity enters into the second oil pocket by the second fuel feed hole, fuel feed hole and the first oil outlet successively, and pressure oil promotes piston and moves forward; pressure oil in second oil pocket enters into the first oil pocket under the drive of piston, and the pressure oil then in the first oil pocket is entered in fuel tank by the first fuel feed hole.
Compared with prior art, the utility model has the advantage of: by increasing a pressurizing cylinder on Mode-locking oil cylinder, structure is simple, move horizontally to Mode-locking oil cylinder supercharging by pressurizing cylinder inner carrier, noise is little in the course of the work, the stationarity that piston moves horizontally is good, effectively ensure that the pressurized effect to Mode-locking oil cylinder.
Accompanying drawing explanation
Fig. 1 is overall sectional structure schematic diagram of the present utility model;
Fig. 2 is the sectional structure schematic diagram of the shell body of pressurizing cylinder in the utility model;
Fig. 3 is the sectional structure schematic diagram of locked mode cylinder body in the utility model;
Fig. 4 is the sectional structure schematic diagram of die sinking cylinder barrel in the utility model;
Fig. 5 is the sectional structure schematic diagram of solid plate in the utility model;
Fig. 6 is the hydraulic flow schematic diagram of the utility model when locked mode process;
Fig. 7 is the hydraulic flow schematic diagram of the utility model when locked mode process.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Figures 1 to 7, a kind of booster body of injection moulding machine mode-locking oil cylinder, comprise Mode-locking oil cylinder A, it is characterized in that Mode-locking oil cylinder A is provided with pressurizing cylinder B, pressurizing cylinder B comprises outer cylinder body B1, two of outer cylinder body B1 seals respectively and is provided with front capping B2 and rear seal-cover B3, front capping B2, formation cavity B4 is enclosed between outer cylinder body B1 and rear seal-cover B3, piston B5 is provided with in cavity B4, front capping B2 is provided with the first fuel feed hole B21, first fuel feed hole B21 is connected with cavity B4, rear seal-cover B3 is provided with the first oil outlet B31, first oil outlet B21 is connected with cavity B4, Mode-locking oil cylinder A is provided with the second fuel feed hole A14, first oil outlet B31 is connected with the second fuel feed hole A14.
In this particular embodiment, be connected before and after piston B5 comprises the first piston B51 arranged and the second piston B52, the first supercharging cylinder barrel B6 and the second supercharging cylinder barrel B7 is set side by side with before and after in cavity B4, the first oil pocket B62 is enclosed to form between first supercharging cylinder barrel B6 and front capping B2, first piston B51 is provided with in first oil pocket B62, first fuel feed hole B21 is connected with the first oil pocket B62, the second oil pocket B73 is enclosed to form between second supercharging cylinder barrel B7 and rear seal-cover B3, the second piston B52 is provided with in second oil pocket B73, first oil outlet B31 is connected with the second oil pocket B73, the external diameter of first piston B51 and the diameter compatible of the first supercharging cylinder barrel B6 close, the external diameter of the second piston B52 and the diameter compatible of the second supercharging cylinder barrel B7 close, the external diameter of first piston B51 is greater than the external diameter of the second piston B52.The pressurizing cylinder B structure of said structure is simple, pressurized effect is remarkable, first by the first fuel feed hole B21 oil-feed, promote large-area first piston B51 to move backward, the second piston B52 of small size is driven to move backward, make the oil pressure producing high pressure in the second oil pocket B73, the oil pressure of this high pressure flows out through the second fuel feed hole A14 by the first oil outlet B31 and is pressed in Mode-locking oil cylinder A, drives Mode-locking oil cylinder A to complete supercharging locked mode.
In this particular embodiment, the inwall of outer cylinder body B1 is provided with and separates bulge loop B8, formation first oil pocket B62 is enclosed between front capping B2, the first supercharging cylinder barrel B6 and separation bulge loop B8, formation second oil pocket B73 is enclosed between rear seal-cover B3, the second supercharging cylinder barrel B7 and separation bulge loop B8, the internal diameter separating bulge loop B8 matches with the external diameter of the second piston B52, and the front end of the second piston B52 is connected with the rear end of first piston B51 through separating bulge loop B8.By separating bulge loop B8, cavity B4 is separated into two parts, make these two parts can be used for respectively separately the first supercharging cylinder barrel B6 and the second supercharging cylinder barrel B7 being installed, provide a basic location to the installation of the first supercharging cylinder barrel B6 and the second supercharging cylinder barrel B7; The internal diameter separating bulge loop B8 matches with the external diameter of the second piston B52, ensures that the second piston B52 can successfully move horizontally.
In this particular embodiment, between the inwall of first piston B51 and the first supercharging cylinder barrel B6, be provided with seal, between the inwall of the second piston B52 and the second supercharging cylinder barrel B7, be provided with seal.Let out in can effectively being prevented by seal.
In this particular embodiment, the outer cover of the second piston B52 is provided with fairlead B9, and fairlead B9 is provided with between outer cylinder body B1 and the second piston B52, and fairlead B9 is arranged on the second supercharging cylinder barrel B7 and separates between bulge loop B8.Fairlead B9 play the guiding role to the second piston B52 motion, is that the stable installation of the second supercharging cylinder barrel B7 provides location base simultaneously.
In this particular embodiment, Mode-locking oil cylinder A comprises mode locking cylinder A1 and die sinking cylinder A2, described mode locking cylinder comprises locked mode cylinder body, the first cavity A11 is provided with in described locked mode cylinder body, locking piston A12 is provided with in first cavity A11, the rear end of locking piston A12 is provided with piston rod A13, locked mode cylinder body is stretched out in the rear end of piston rod A13, die sinking cylinder A2 comprises die sinking cylinder body, the second cavity A21 is provided with in die sinking cylinder body, die sinking piston A22 is provided with in second cavity A21, be connected by a connecting axle A3 between locking piston A12 with die sinking piston A22, the external diameter of locking piston A12 is greater than the external diameter of die sinking piston A22, locked mode cylinder body is provided with the second fuel feed hole A14, second fuel feed hole A14 is connected with the first cavity A11, die sinking cylinder body is provided with the 3rd fuel feed hole A23, 3rd fuel feed hole A23 is connected with the second cavity A21.Mode locking cylinder A1 and die sinking cylinder A2 is combined and forms whole Mode-locking oil cylinder A; mode locking cylinder A1 is connected by a connecting axle A3 with die sinking cylinder A2; external diameter due to locking piston A12 is greater than the external diameter of die sinking piston A22; therefore large clamp force is realized by large diameter mode locking cylinder A1; meet mould opening force by the die sinking cylinder A2 of minor diameter, said structure effectively can reduce the demand of fluid, reduces energy consumption; small volume simultaneously, saves and takes up an area space.
In this particular embodiment, the locked mode protecgulum A16 that locked mode cylinder body comprises locked mode cylinder barrel A15, sealing is arranged on locked mode cylinder barrel A15 front end and sealing are arranged on the locked mode bonnet A17 of locked mode cylinder barrel A15 rear end, enclose formation first cavity A11 between locked mode cylinder barrel A15, locked mode protecgulum A16 and locked mode bonnet A17, piston rod A13 stretches out locked mode bonnet A17.The mode locking cylinder body structure of said structure is simple, and parts are easy to dismounting, are convenient to safeguard termly parts and change.
In this particular embodiment; first cavity A11 is divided into front cavity A111 and rear cavity A112 by locking piston A12; hydraulic oil is filled with in rear cavity A112; second fuel feed hole A14 to be arranged on locked mode bonnet A17 and to be connected with rear cavity A112; hydraulic oil is filled in rear cavity A112 by the second fuel feed hole A14; locked mode protecgulum A16 is provided with steam vent A161, and steam vent A161 is connected with front cavity A111, is provided with seal between the inwall of locking piston A12 and locked mode cylinder barrel A15.By locking piston A12, the first cavity A11 is divided into front cavity A111 and rear cavity A112, in rear cavity A112, filling liquid force feed forms oil pocket, and front cavity A111 is without oil pocket, while guarantee clamp force, decreases by oil mass, significantly reduces energy consumption; Locked mode protecgulum A16 arranges steam vent A161, and this steam vent A161 is connected with front cavity A111, ensures that locking piston A12 can move forward and backward swimmingly; Be provided with seal between the inwall of locking piston A12 and locked mode cylinder barrel A15, be leaked in front cavity A111 by the seal hydraulic oil avoided in rear cavity A112, prevent hydraulic oil from revealing, lower the loss of energy consumption.
In this particular embodiment, die sinking cylinder body comprises die sinking cylinder barrel A24 and seals the cylinder cap A25 being arranged on die sinking cylinder barrel A24 front end, formation second cavity A21 is enclosed between die sinking cylinder barrel A24 and cylinder cap A25, hydraulic oil is filled with in second cavity A21, 3rd fuel feed hole A23 is arranged on cylinder cap A25, hydraulic oil is filled in the second cavity A21 by the 3rd fuel feed hole A23, die sinking cylinder barrel A24 is arranged on the front end of locked mode protecgulum A16, one end of connecting axle A3 is fixedly installed on the front end of locking piston A12, the other end of connecting axle A3 is fixedly connected with the rear end of die sinking piston A22 with die sinking cylinder barrel A24 through locked mode protecgulum A16 successively.The die sinking housing structure of said structure is simple, is easy to dismounting, is convenient to carry out periodic maintenance and replacing to each parts.
In this particular embodiment, locked mode protecgulum A16 is provided with through hole A162 is installed, die sinking cylinder barrel A24 is arranged on and installs in through hole A162, the outer wall of die sinking cylinder barrel A24 is provided with gland A26, the front end of gland A26 is provided with tight female A27, and die sinking cylinder barrel A24 is fixedly installed on locked mode protecgulum A16 by the cooperation of gland A26 and tight female A27.Die sinking cylinder barrel A24 is arranged in the installation through hole A162 that locked mode protecgulum A16 is arranged, and efficiently utilizes the space of locked mode protecgulum A16, saves floor space, thus the volume of whole Mode-locking oil cylinder is reduced further; By the cooperation of gland A26 and tight female A27, be fixedly mounted on by die sinking cylinder barrel A24 on locked mode protecgulum A16, structure is simple, easy accessibility.
In this particular embodiment, connecting axle A3 is provided with feather key A31, the inwall of die sinking cylinder barrel A24 is provided with the keyway A241 matched with feather key A31, feather key A31 is arranged in keyway A241.By the cooperation of feather key A31 and keyway A241, effectively can prevent locking piston A12 and die sinking piston A22 from rotating in the process of movement, thus effectively ensure that the operating efficiency of Mode-locking oil cylinder.
In this particular embodiment; Mode-locking oil cylinder is arranged on the solid plate A4 of clamping mechanism; installation cavity A41 is provided with in solid plate A4; locked mode bonnet A17 and locked mode cylinder barrel A15 is arranged in installation cavity A41; locked mode protecgulum A16 is fixedly mounted on the front end of solid plate A4 and is tightly connected with locked mode cylinder barrel A15; solid plate A4 is provided with fuel feed hole A42; this fuel feed hole A42 is connected with the second fuel feed hole A14; hydraulic oil enters into rear cavity A112 by fuel feed hole A42 and the second fuel feed hole A14 successively, and piston rod A13 stretches out the rear end of solid plate A4.Installation cavity A41 is set in solid plate A4, mode locking cylinder A1 is arranged in this installation cavity A41, efficiently utilizes the space of solid plate A4, save floor space.
Operation principle is: during locked mode, in the first oil pocket B62, low pressure oil is entered by the first oil-in B21, now first piston B51 moves backward under the promotion of low pressure oil, drive the second piston B52 to move backward simultaneously, low pressure oil in first oil pocket B62 is pushed in the second oil pocket B73, the high pressure oil produced in second oil pocket B73 is successively by the first oil outlet B31, fuel feed hole A42 and the second fuel feed hole A14 is pressed in rear cavity A112, promote locking piston A12 to move forward, piston rod A13 and die sinking piston A22 is driven to move forward, front cavity A111 discharges air by steam vent A161, complete supercharging locked mode, during die sinking, 3rd fuel feed hole A23 enters pressure oil, pressure oil enters into the second cavity A21, promote die sinking piston A22 to move backward, move after driving locking piston A12 and piston rod A13, pressure oil in first cavity A11 enters into the second oil pocket B73 by the second fuel feed hole A14, fuel feed hole A42 and the first oil outlet B31 successively, pressure oil promotes piston B5 and moves forward, pressure oil in second oil pocket B73 enters into the first oil pocket B62 under the drive of piston B5, and the pressure oil then in the first oil pocket B62 is entered in fuel tank by the first fuel feed hole B21.
Claims (10)
1. the booster body of an injection moulding machine mode-locking oil cylinder, comprise Mode-locking oil cylinder, it is characterized in that described Mode-locking oil cylinder is provided with pressurizing cylinder, described pressurizing cylinder comprises outer cylinder body, two of described outer cylinder body seals respectively and is provided with front capping and rear seal-cover, described front capping, formation cavity is enclosed between described outer cylinder body and described rear seal-cover, piston is provided with in described cavity, described front capping is provided with the first fuel feed hole, the first described fuel feed hole is connected with described cavity, described rear seal-cover is provided with the first oil outlet, the first described oil outlet is connected with described cavity, described Mode-locking oil cylinder is provided with the second fuel feed hole, the first described oil outlet is connected with the second described fuel feed hole.
2. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 1, it is characterized in that described piston comprises first piston and second piston of the connected setting in front and back, the first supercharging cylinder barrel and the second supercharging cylinder barrel is set side by side with before and after in described cavity, the first oil pocket is enclosed to form between the first described supercharging cylinder barrel and described front capping, described first piston is provided with in the first described oil pocket, the first described fuel feed hole is connected with the first described oil pocket, the second oil pocket is enclosed to form between the second described supercharging cylinder barrel and described rear seal-cover, the second described piston is provided with in the second described oil pocket, the first described oil outlet is connected with the second described oil pocket, the external diameter of described first piston and the diameter compatible of the first described supercharging cylinder barrel close, the external diameter of the second described piston and the diameter compatible of the second described supercharging cylinder barrel close, the external diameter of described first piston is greater than the external diameter of the second described piston.
3. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 2, the inwall that it is characterized in that described outer cylinder body is provided with separation bulge loop, described front capping, the first oil pocket described in formation is enclosed between the first described supercharging cylinder barrel and described separation bulge loop, described rear seal-cover, the second oil pocket described in formation is enclosed between the second described supercharging cylinder barrel and described separation bulge loop, the internal diameter of described separation bulge loop matches with the external diameter of the second described piston, the front end of the second described piston is connected with the rear end of described first piston through described separation bulge loop.
4. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 2, be provided with seal between the inwall that it is characterized in that described first piston and the first described supercharging cylinder barrel, between the inwall of the second described piston and the second described supercharging cylinder barrel, be provided with seal.
5. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 3, it is characterized in that the outer cover of the second described piston is provided with fairlead, described fairlead is provided with between described outer cylinder body and the second described piston, and described fairlead is arranged between the second described supercharging cylinder barrel and described separation bulge loop.
6. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 1, it is characterized in that described Mode-locking oil cylinder comprises mode locking cylinder and die sinking cylinder, described mode locking cylinder comprises locked mode cylinder body, the first cavity is provided with in described locked mode cylinder body, locking piston is provided with in the first described cavity, the rear end of described locking piston is provided with piston rod, described locked mode cylinder body is stretched out in the rear end of described piston rod, described die sinking cylinder comprises die sinking cylinder body, the second cavity is provided with in described die sinking cylinder body, die sinking piston is provided with in the second described cavity, be connected by a connecting axle between described locking piston and described die sinking piston, the external diameter of described locking piston is greater than the external diameter of described die sinking piston, described locked mode cylinder body is provided with the second described fuel feed hole, the second described fuel feed hole is connected with the first described cavity, described die sinking cylinder body is provided with the 3rd fuel feed hole, the 3rd described fuel feed hole is connected with the second described cavity.
7. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 6, it is characterized in that described locked mode cylinder body comprises locked mode cylinder barrel, sealing is arranged on the locked mode protecgulum of described locked mode cylinder barrel front end and sealing is arranged on the locked mode bonnet of described mode locking cylinder tube rear end, described locked mode cylinder barrel, enclose the first cavity described in formation between described locked mode protecgulum and described locked mode bonnet, described piston rod stretches out described locked mode bonnet.
8. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 6, it is characterized in that the first described cavity is divided into front cavity and rear cavity by described locking piston, hydraulic oil is filled with in described rear cavity, the second described fuel feed hole to be arranged on described locked mode bonnet and to be connected with described rear cavity, described hydraulic oil is filled in described rear cavity by the second described fuel feed hole, described locked mode protecgulum is provided with steam vent, described steam vent is connected with described front cavity, seal is provided with between the inwall of described locking piston and described locked mode cylinder barrel.
9. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 6, it is characterized in that described die sinking cylinder body comprises die sinking cylinder barrel and seals the cylinder cap being arranged on described die sinking cylinder barrel front end, the second cavity described in formation is enclosed between described die sinking cylinder barrel and described cylinder cap, hydraulic oil is filled with in the second described cavity, the 3rd described fuel feed hole is arranged on described cylinder cap, described hydraulic oil is filled in the second described cavity by the 3rd described fuel feed hole, described die sinking cylinder barrel is arranged on the front end of described locked mode protecgulum, one end of described connecting axle is fixedly installed on the front end of described locking piston, the other end of described connecting axle is fixedly connected with the rear end of described die sinking cylinder barrel with described die sinking piston through described locked mode protecgulum successively.
10. the booster body of a kind of injection moulding machine mode-locking oil cylinder as claimed in claim 9, it is characterized in that described connecting axle is provided with feather key, the inwall of described die sinking cylinder barrel is provided with the keyway matched with described feather key, described feather key is arranged in described keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520867045.9U CN205148828U (en) | 2015-11-03 | 2015-11-03 | Booster mechanism of injection molding machine mode locking hydro -cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520867045.9U CN205148828U (en) | 2015-11-03 | 2015-11-03 | Booster mechanism of injection molding machine mode locking hydro -cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN205148828U true CN205148828U (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520867045.9U Expired - Fee Related CN205148828U (en) | 2015-11-03 | 2015-11-03 | Booster mechanism of injection molding machine mode locking hydro -cylinder |
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| Country | Link |
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| CN (1) | CN205148828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253844A (en) * | 2019-06-10 | 2019-09-20 | 海天塑机集团有限公司 | A kind of easy-to-mount Mode-locking oil cylinder |
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2015
- 2015-11-03 CN CN201520867045.9U patent/CN205148828U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253844A (en) * | 2019-06-10 | 2019-09-20 | 海天塑机集团有限公司 | A kind of easy-to-mount Mode-locking oil cylinder |
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