CN209318758U - A kind of injection mechanism of die casting machine - Google Patents
A kind of injection mechanism of die casting machine Download PDFInfo
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- CN209318758U CN209318758U CN201822085787.2U CN201822085787U CN209318758U CN 209318758 U CN209318758 U CN 209318758U CN 201822085787 U CN201822085787 U CN 201822085787U CN 209318758 U CN209318758 U CN 209318758U
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- oil
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- pressurization
- piston
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Abstract
The utility model discloses a kind of injection mechanisms of die casting machine, including rack, injection cylinder, main pressurization accumulation of energy component and secondary pressurization accumulation of energy component, one end of injection cylinder is installed with pressurization cylinder, main pressurization accumulation of energy component includes pressurized cylinder and oil feeding system, pair pressurization accumulation of energy component includes motor, runner, piston and bull stick, motor is fixedly connected with the center point of runner, the side of piston is installed with connecting rod, one end of bull stick and wheel surface are rotatablely connected, one end of bull stick one end and connecting rod far from runner is rotatablely connected, the inner cavity of piston and pressurization cylinder fits closely, the utility model is structurally reasonable, when usual, main pressurization accumulation of energy component can be only used to be pressurized injection cylinder, when main pressurization accumulation of energy chunking does not catch up with production requirement to increased pressure in injection cylinder, can enable secondary pressurization accumulation of energy component jointly to injection cylinder into Row pressurization, makes the pressure energy in injection cylinder reach production requirement.
Description
Technical field
The utility model relates to workpiece processing technology, in particular to a kind of injection mechanism of die casting machine.
Background technique
Die casting machine is exactly that molten metal bath injection is cooled and shaped into mold under pressure, and solid is obtained after die sinking
A series of industrial foundry machineries of metal casting, are used primarily for die casting font.
Injection mechanism is the mechanism being mapped to metal hydraulic in mold, mainly includes injection hydraulic cylinder, feeding cylinder, tup group
Part, fast shot accumulation of energy component, pressurization accumulation of energy component etc..It is existing that the pressurization accumulation of energy component of existing many injection mechanisms will appear oil leak
As causing pressurization accumulation of energy component can not Quick-pressurizing.
China Patent Publication No. CN107838399A discloses a kind of injection mechanism of cold chamber die-casting machine, including base, liter
Descending liquid cylinder pressure, raise-lower hydraulic bar, lifting connector, rack, finishing bathtray, inflow pipeline, oil inlet sliding sleeve, oil inlet seal nipple, pressurization
Cylinder, check-valves, shot sleeve, injection plunger, oil return seal nipple, oil return sliding sleeve, oil returning tube, shut-off valve, oil storage tank, connection bend pipe
And heat preservation tank, the present invention reduce right-angled bend in oil inlet and oil return flow direction, increase oil inlet and oil return bore, contracting
The short length of oil inlet and oil return pipe, reduces resistance when hydraulic oil oil inlet and oil return, to improve fast shot speed, subtracts
Lack the time that pressure is built in pressurization, improves injection performance；From structure, lift cylinders are matched after installing to be made in small base panel
On, only one supporting-point is easy for installation, and freely, total saves a large amount of parts, and manufacture maintenance is easy for lifting, reduces
Cost improves economic benefit, improves product quality.
It is whole after enough pressurizations can not be provided if pressurization accumulation of energy component is damaged however in above-mentioned injection mechanism
A device will be unable to operate, not spare pressurization accumulation of energy component.In view of the above problems, a solution set forth below.
Utility model content
The purpose of the utility model is to provide a kind of injection mechanism of die casting machine, has and sets there are two pressurization accumulation of energy component,
When main pressurization accumulation of energy component cannot provide enough pressurizations, secondary pressurization accumulation of energy component can be enabled and main pressurization accumulation of energy component is total
The advantages of with pressurization, making can have enough pressure in injection mechanism, completing injection operation.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of injection mechanism of die casting machine, including rack, injection cylinder, main pressurization accumulation of energy component and secondary pressurization accumulation of energy component,
One end of the injection cylinder is equipped with injection plunger, and the injection cylinder is installed with pressurization cylinder, the pressurization cylinder far from one end of injection plunger
It is communicated with injection cylinder, the main pressurization accumulation of energy component includes pressurized cylinder and oil feeding system, the output shaft of the pressurized cylinder and injection
The side wall connection of cylinder, the secondary pressurization accumulation of energy component includes motor, runner, piston and bull stick, the circle of the motor and runner
It is fixedly connected at the heart, the side of the piston is installed with connecting rod, and one end of the bull stick and wheel surface are rotatablely connected, described
Bull stick one end and connecting rod far from runner are rotatablely connected far from one end of piston, and the piston is located in pressurization cylinder, the work
It fills in and is fitted closely with the inner cavity of pressurization cylinder.
By adopting the above technical scheme, in the case of half, pressurized cylinder is only enabled to being pressurized in injection cylinder, is made in injection cylinder
Molten metal can be projected from injection plunger, injection is into module；When being only unable to satisfy injection cylinder injection molten metal with pressurized cylinder, open
Dynamic motor, motor drive runner rotation, and one end of the bull stick on runner is rotated together with runner, make bull stick far from runner
One end push connecting rod and piston to move reciprocatingly in pressurization cylinder, to being pressurized in injection cylinder, main pressurization accumulation of energy component
Injection cylinder is pressurized together with pair pressurization accumulation of energy component, so that the pressure energy in injection cylinder is reached production requirement, smoothly completes
Injection work.
Preferably, the center point of the piston is equipped with connection road, the connection road runs through the two sides of piston, and to piston
Side equipped with connecting rod extends one section, and the connection road reaches and offers several openings on the side wall of piston exterior portion,
The both ends in the connection road are all provided with restraining position ring block, in the connection road equipped with the sealing block that connect inner wall and fit closely, institute
Connecting rod is stated to be fixedly connected with the center point of sealing block.
By adopting the above technical scheme, connecting rod pushes sealing block, makes side of the sealing block far from connecting rod and stop collar phase
It contradicts, continues to press on sealing block, sealing block can push piston mobile to the side far from pulley, increase the air pressure in injection cylinder
Greatly, injection work is completed；Connecting rod pulls sealing block, and sealing block is drawn to connection road close to the side of motor, make sealing block with
There is opening between piston, piston is made to be easier to retract.
Preferably, being embedded with a circle elastomer block in the circular side wall of told sealing block.
By adopting the above technical scheme, elastomer block, which can allow, sealing block and connects and is bonded even closer between road, makes sealing block
Make will not gas leakage for movement in piston.
Preferably, the oil feeding system includes finishing bathtray and oil storage tank, the finishing bathtray is located in rack, described to oil
Oil-piping layout is connected on slot, the upper oil-piping layout is equipped with upper oil seal connector, the upper oil seal far from one end of finishing bathtray
Connector runs through the side wall of pressurized cylinder, and is connected to pressurized cylinder inside.
By adopting the above technical scheme, the oil in finishing bathtray enters in pressurized cylinder by upper oil-piping layout, enable pressurized cylinder into
Row pressurization work, upper oil seal connector have the gap junction will not, prevent from causing because of gas leakage the air pressure in injection cylinder to decline,
Pressurized cylinder is set preferably to complete pressurization work.
Preferably, the oil storage tank is located in rack, the oil storage tank is equipped with oil out duct, the oil out duct
It is communicated inside one end and oil storage tank, the oil out duct is installed with fuel-displaced seal nipple, the injection far from one end of oil storage tank
Oil box is installed with out on the side wall of head, the fuel-displaced seal nipple runs through the side wall of oil box, and is fixedly connected with oil box out.
By adopting the above technical scheme, the oil in pressurized cylinder can flow to out in oil box, and oil out duct can be collected out in oil box
Oil, and oil is led in oil storage tank, oil is reused, is economized on resources.
Preferably, being equipped with oil pump in the finishing bathtray, the output end of the oil pump is connect with upper oil-piping layout, described fuel-displaced
Conduit is equipped with shut-off valve.
By adopting the above technical scheme, the oil in finishing bathtray can be sent in upper oil-piping layout by oil pump, and allow oil-piping layout
Oil is transported in pressurized cylinder；Under special circumstances, such as the oil mass in oil storage tank is excessively high, can prevent oil out duct for shut-off valve
The conveying inside having.
Preferably, being communicated with feed pipe on the side wall of the injection cylinder, Material sucking machine is equipped in the feed pipe.
By adopting the above technical scheme, molten metal can be sucked feed pipe by Material sucking machine, and molten metal is sent to pressure by feed pipe
In shooting cylinder, make there are enough molten metals in injection cylinder.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is the cross-sectional view of embodiment；
Fig. 3 is the enlarged drawing in the area A in Fig. 2；
Fig. 4 is the enlarged drawing in the area B in Fig. 2；
Fig. 5 is the enlarged drawing in the area C in Fig. 2；
Fig. 6 is the structural schematic diagram in another direction of embodiment.
Appended drawing reference: 1, rack；2, injection cylinder；21, injection plunger；22, pressurization cylinder；3, main pressurization accumulation of energy component；31, it is pressurized
Cylinder；4, secondary pressurization accumulation of energy component；40, it is open；41, motor；42, runner；43, piston；44, bull stick；45, connecting rod；46, it connects
Road；47, stop collar；48, sealing block；49, elastomer block；5, oil feeding system；51, finishing bathtray；52, upper oil-piping layout；53, upper oil seal
Connector；54, oil pump；55, oil storage tank；56, oil out duct；57, fuel-displaced seal nipple；58, go out oil box；59, shut-off valve；6, it feeds
Pipe；61, Material sucking machine.
Specific embodiment
As described below is only preferred embodiments of the present invention, and protection scope is not limited merely to the embodiment, all
The protection scope of the utility model should belong in the technical solution belonged under the utility model thinking.Simultaneously it should be pointed out that for
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model, this
A little improvements and modifications also should be regarded as the protection scope of the utility model.
As depicted in figs. 1 and 2, a kind of injection mechanism of die casting machine, including rack 1, injection cylinder 2, main pressurization accumulation of energy component 3
And secondary pressurization accumulation of energy component 4, one end of injection cylinder 2 are equipped with injection plunger 21, injection cylinder 2 is installed with increasing far from one end of injection plunger 21
Pressure cylinder 22, pressurization cylinder 22 are communicated with injection cylinder 2, and main pressurization accumulation of energy component 3 includes pressurized cylinder 31 and oil feeding system 5, pressurized cylinder 31
Output shaft connect with the side wall of injection cylinder 2, pair pressurization accumulation of energy component 4 include motor 41, runner 42, piston 43 and bull stick
44, motor 41 is fixedly connected with the center point of runner 42, and the side of piston 43 is installed with connecting rod 45, one end of bull stick 44 with turn
The connection of 42 surface pivots, the one end of bull stick 44 far from runner 42 and connecting rod 45 is taken turns to be rotatablely connected far from one end of piston 43, it is living
Plug 43 is located in pressurization cylinder 22, and piston 43 and the inner cavity of pressurization cylinder 22 fit closely.
Under normal circumstances, pressurized cylinder 31 makes the pressure energy rapid increase in injection cylinder 2 to pressurizeing in injection cylinder 2,
By the molten metal in injection cylinder 2 from injection from injection plunger 21 into module, injection work is completed.
When the pressure needed for pressurized cylinder 31 is unable to satisfy injection cylinder 2, secondary pressurization accumulation of energy component 4 can be enabled.Starting electricity
Machine 41 makes motor 41 that runner 42 be driven to rotate, and one end that the push rod on runner 42 is connect with runner 42 is with 42 turns of runner
Dynamic, push rod pushes connecting rod 45 and piston 43 to move reciprocatingly in pressurization cylinder 22 far from one end of runner 42, by pressurization cylinder 22
Interior gas is pressed onto injection cylinder 2, increases the air pressure in injection cylinder 2.Main pressurization accumulation of energy component 3 and secondary pressurization accumulation of energy component 4
Collective effect makes the air pressure in injection cylinder 2 work normally injection cylinder 2.
As shown in Figures 2 and 3, the center point of piston 43 is equipped with connection 46 shut-off valve 59 of road, and connection 46 shut-off valve 59 of road passes through
The two sides of piston 43 are worn, and extend one section to the side that piston 43 is equipped with connecting rod 45, connection 46 shut-off valve 59 of road reaches work
It fills in and offers several openings 40 on the side wall of 43 exterior portions, the both ends of connection 46 shut-off valve 59 of road are all provided with restraining position ring block 47, even
Connect the sealing block 48 for being equipped in 46 shut-off valves 59 with connecting 46 shut-off valve, 59 inner wall and fitting closely, connecting rod 45 and sealing block
48 the center point is fixedly connected.A circle elastomer block 49 is embedded in the circular side wall of sealing block 48.
Connecting rod 45 pushes sealing block 48, contacts the limited block of side of the sealing block 48 with piston 43 far from push rod, close
It seals block 48 and pushes limited block, piston 43 is pushed to the side far from push rod.At this point, sealing block 48 is located in piston 43, elasticity
Block 49 fits closely sealing block 48 with piston 43, will not gas leakage, piston 43 and the side wall of pressurization cylinder 22 also fit closely, and allows work
Gas in pressurization cylinder 22 can be pressed into injection cylinder 2 by plug 43, increase the air pressure in injection cylinder 2.
Connecting rod 45 pulls sealing block 48, draws sealing block 48 into 46 shut-off valve 59 of connection road being located at outside piston 43,
There is opening 40 between sealing block 48 and piston 43, gas can be allowed to pass through, prevents piston 43 from drawing back the gas in pressurization cylinder 22
Into pressurization cylinder 22.
As shown in Figure 1, oil feeding system 5 includes finishing bathtray 51 and oil storage tank 55, finishing bathtray 51 is located in rack 1, finishing bathtray
Oil-piping layout 52 is connected on 51, upper oil-piping layout 52 is equipped with upper oil seal connector 53(referring to fig. 4 far from one end of finishing bathtray 51),
Upper oil seal connector 53 runs through the side wall of pressurized cylinder 31, and be connected to inside pressurized cylinder 31, oil pump 54, oil are equipped in finishing bathtray 51
The output end of pump 54 is connect with upper oil-piping layout 52.
Oil storage tank 55 is located in rack 1, and oil storage tank 55 is equipped with oil out duct 56, one end of oil out duct 56 and oil storage tank
Communicated inside 55, oil out duct 56 is installed with fuel-displaced seal nipple 57(referring to Fig. 5 far from one end of oil storage tank 55), injection plunger 21
Side wall on be installed with out oil box 58, fuel-displaced seal nipple 57 is fixedly connected through going out the side wall of oil box 58 with oil box 58 out,
Oil out duct 56 is equipped with shut-off valve 59.
Oil in finishing bathtray 51 by upper oil-piping layout 52 and upper oil seal connector 53, is sent to pressurized cylinder 31 by oil pump 54
It is interior, pressurized cylinder 31 can be pressurized to injection cylinder 2, increases the air pressure in injection cylinder 2, metal hydraulic can be mapped to module
In.Oil in pressurized cylinder 31 can flow out from injection plunger 21, enter out in oil box 58.Shut-off valve 59 is opened, out in oil box 58
Oil can be entered in oil storage tank 55 by fuel-displaced seal nipple 57 and oil out duct 56, complete to oil recycling.
As shown in fig. 6, being communicated with feed pipe 6 on the side wall of injection cylinder 2, Material sucking machine 61 is equipped in feed pipe 6.Material sucking machine 61
Molten metal is sucked into feed pipe 6, molten metal is entered in injection cylinder 2 by feed pipe 6, allows injection cylinder 2 that can supplement metal
Liquid.
Claims (7)
1. a kind of injection mechanism of die casting machine, including rack (1), injection cylinder (2), main pressurization accumulation of energy component (3) and secondary pressurization store
Energy component (4), which is characterized in that one end of the injection cylinder (2) is equipped with injection plunger (21), and the injection cylinder (2) is far from injection
One end of head (21) is installed with pressurization cylinder (22), and the pressurization cylinder (22) communicates with injection cylinder (2), the main pressurization accumulation of energy component
It (3) include pressurized cylinder (31) and oil feeding system (5), the output shaft of the pressurized cylinder (31) is connect with the side wall of injection cylinder (2), institute
Stating secondary pressurization accumulation of energy component (4) includes motor (41), runner (42), piston (43) and bull stick (44), the motor (41) with
The center point of runner (42) is fixedly connected, and the side of the piston (43) is installed with connecting rod (45), and the one of the bull stick (44)
End is connect with runner (42) surface pivots, and the bull stick (44) one end and connecting rod (45) far from runner (42) are far from piston
(43) one end rotation connection, the piston (43) are located in pressurization cylinder (22), and the piston (43) is interior with pressurization cylinder (22)
Chamber fits closely.
2. a kind of injection mechanism of die casting machine according to claim 1, which is characterized in that the center point of the piston (43)
Equipped with connection road (46), connection road (46) runs through the two sides of piston (43), and is equipped with connecting rod (45) to piston (43)
Side extends one section, and connection road (46) reaches and offers several openings (40) on the side wall of piston (43) exterior portion,
The both ends of connection road (46) are all provided with restraining position ring block (47), in the connection road (46) equipped with to connect (46) inner wall close
The sealing block (48) of fitting, the connecting rod (45) are fixedly connected with the center point of sealing block (48).
3. a kind of injection mechanism of die casting machine according to claim 2, which is characterized in that the circle of the sealing block (48)
A circle elastomer block (49) is embedded on side wall.
4. a kind of injection mechanism of die casting machine according to claim 1, which is characterized in that the oil feeding system (5) includes
Finishing bathtray (51) and oil storage tank (55), the finishing bathtray (51) are located on rack (1), are connected with and oil on the finishing bathtray (51)
Conduit (52), the upper oil-piping layout (52) far from finishing bathtray (51) one end be equipped with upper oil seal connector (53), it is described oil it is close
Sealing joint (53) runs through the side wall of pressurized cylinder (31), and is connected to pressurized cylinder (31) inside.
5. a kind of injection mechanism of die casting machine according to claim 4, which is characterized in that the oil storage tank (55) is located at machine
On frame (1), the oil storage tank (55) is equipped with oil out duct (56), in one end and oil storage tank (55) of the oil out duct (56)
Portion communicates, and the oil out duct (56) is installed with fuel-displaced seal nipple (57), the injection plunger far from the one end of oil storage tank (55)
(21) be installed with out on side wall oil box (58), the fuel-displaced seal nipple (57) through go out oil box (58) side wall, and with go out
Oil box (58) is fixedly connected.
6. a kind of injection mechanism of die casting machine according to claim 5, which is characterized in that be equipped in the finishing bathtray (51)
The output end of oil pump (54), the oil pump (54) is connect with upper oil-piping layout (52), and the oil out duct (56) is equipped with shut-off valve
(59)。
7. a kind of injection mechanism of die casting machine according to claim 1, which is characterized in that the side wall of the injection cylinder (2)
On be communicated with feed pipe (6), be equipped with Material sucking machine (61) in the feed pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085787.2U CN209318758U (en) | 2018-12-12 | 2018-12-12 | A kind of injection mechanism of die casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085787.2U CN209318758U (en) | 2018-12-12 | 2018-12-12 | A kind of injection mechanism of die casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209318758U true CN209318758U (en) | 2019-08-30 |
Family
ID=67726343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822085787.2U Expired - Fee Related CN209318758U (en) | 2018-12-12 | 2018-12-12 | A kind of injection mechanism of die casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209318758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255315A (en) * | 2022-08-03 | 2022-11-01 | 马鞍山市万鑫铸造有限公司 | Back pressure type high vacuum pressure casting injection device |
| CN116020997A (en) * | 2022-12-29 | 2023-04-28 | 山东客乐思新材料科技有限公司 | Pattern die casting method and device for stone plate surface |
-
2018
- 2018-12-12 CN CN201822085787.2U patent/CN209318758U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255315A (en) * | 2022-08-03 | 2022-11-01 | 马鞍山市万鑫铸造有限公司 | Back pressure type high vacuum pressure casting injection device |
| CN115255315B (en) * | 2022-08-03 | 2024-04-02 | 马鞍山市万鑫铸造有限公司 | Back pressure type high vacuum pressure casting injection device |
| CN116020997A (en) * | 2022-12-29 | 2023-04-28 | 山东客乐思新材料科技有限公司 | Pattern die casting method and device for stone plate surface |
| CN116020997B (en) * | 2022-12-29 | 2024-04-26 | 山东客乐思新材料科技有限公司 | Pattern die casting method and device for stone plate surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 Termination date: 20211212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |