CN106182657A - A kind of electro-hydraulic mixing oil cylinder clamping mechanism - Google Patents
A kind of electro-hydraulic mixing oil cylinder clamping mechanism Download PDFInfo
- Publication number
- CN106182657A CN106182657A CN201610757094.6A CN201610757094A CN106182657A CN 106182657 A CN106182657 A CN 106182657A CN 201610757094 A CN201610757094 A CN 201610757094A CN 106182657 A CN106182657 A CN 106182657A
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- China
- Prior art keywords
- bearing bracket
- ball screw
- cylinder body
- drive end
- end bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/68—Mould opening, closing or clamping devices hydro-mechanical
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of electro-hydraulic mixing oil cylinder clamping mechanism, including cope match-plate pattern, lower bolster, pull bar, base plate and actuator, described actuator includes cylinder body, piston rod, replenishing valve, drive motor, ball screw, oil-in is offered on described drive end bearing bracket, described replenishing valve one end is sealedly and fixedly connected with the oil-in of drive end bearing bracket, the other end of described replenishing valve is connected with fuel tank, described piston rod inner is fixedly installed nut, match installation with nut in the lower end of described ball screw, described active synchronization wheel is connected by Timing Belt with driven Tong Bu wheel, P pressure oil port it is further opened with on described drive end bearing bracket；Position is specified by driving the control of motor to reach locked mode; being carried out locking protection by oil cylinder again, under the control of servomotor, the error of locked mode position is at ± about 0.01mm; therefore have control position accurate advantage, simultaneously screw mandrel perform during shake little, movement response is fast.
Description
Technical field:
The invention belongs to injection molding machine mold clamping mechanism technical field, especially relate to a kind of electro-hydraulic mixing oil cylinder clamping mechanism.
Background technology:
Prior art controls to rely primarily on oil cylinder independent operating to injection moulding machine mode-locking, and the control mode that oil cylinder runs exists position
Controlling the defect that error is big, its trueness error is typically at ± about 1mm, and secondly, oil cylinder produces during action executing
Vibrations are big, it addition, oil cylinder performs speed slowly, the action cycle is long.
Summary of the invention:
The technical problem to be solved is: provide the clamping mechanism that a kind of screw mandrel combines with oil cylinder, in order to improve lock
Mould positional precision.
In order to solve above-mentioned technical problem, the present invention is achieved by the following technical solutions: a kind of electro-hydraulic mixing oil cylinder
Clamping mechanism, including cope match-plate pattern, lower bolster, pull bar, base plate and actuator, described cope match-plate pattern and base plate are solid by locknut respectively
Dingan County is contained in the upper/lower terminal of pull bar, and described lower bolster is actively socketed on pull bar, and described cope match-plate pattern bottom is installed with
Mould, described lower bolster top is installed with lower mold；
Described actuator includes cylinder body, piston rod, replenishing valve, driving motor, ball screw, and the forward and backward two ends of described cylinder body are pacified
Equipped with drive end bearing bracket and rear end cap, the rear end of described cylinder body is further opened with air vent, and described drive end bearing bracket offers oil-in, described
Replenishing valve one end is sealedly and fixedly connected with the oil-in of drive end bearing bracket, and the other end of described replenishing valve is connected with fuel tank, described work
Being fixedly installed nut inside stopper rod, match installation with nut in the lower end of described ball screw, another of described ball screw
End is through drive end bearing bracket, and is provided with bearing between described ball screw and drive end bearing bracket, and described ball screw passes drive end bearing bracket one
The top of end is provided with driven synchronization and takes turns, and described driving motor is fixedly mounted on cylinder body, and the rotor-end of described driving motor sets
Being equipped with active synchronization wheel, described active synchronization wheel is connected by Timing Belt with driven Tong Bu wheel, described drive end bearing bracket is also offered
Having P pressure oil port, described P pressure oil port connects the check valve flowed to towards cylinder interior；
Described drive end bearing bracket is fixing with lower bolster to be connected, and the lower end of described piston rod is fixing with base plate to be connected.
As preferably, the air vent that described rear end of the cylinder block is offered is connected with fuel tank by exhaustor.
As preferably, servomotor selected by described driving motor.
Compared with prior art, usefulness of the present invention is: specify position by driving the control of motor to reach locked mode,
Being carried out locking protection by oil cylinder again, under the control of servomotor, the error of locked mode position, at ± about 0.01mm, therefore has
Control position accurate advantage, simultaneously screw mandrel perform during shake little, movement response is fast.
Accompanying drawing illustrates:
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is the overall structure schematic diagram of the present invention.
Fig. 2 is the structural representation of the actuator of invention.
In figure: 1, cope match-plate pattern；2, lower bolster；3, pull bar；4, base plate；5, mold；6, lower mold；7, cylinder body；8, piston
Bar；9, replenishing valve；10, motor is driven；11, ball screw；12, fuel tank；13, nut；14, driven synchronization is taken turns；15, active synchronization
Wheel；16, P pressure oil port；17, check valve；18, exhaustor；19, drive end bearing bracket；20, Timing Belt.
Detailed description of the invention:
Below in conjunction with the accompanying drawings and detailed description of the invention describes the present invention:
One electro-hydraulic mixing oil cylinder clamping mechanism as depicted in figs. 1 and 2, including cope match-plate pattern 1, lower bolster 2, pull bar 3, base plate 4
And actuator, described cope match-plate pattern 1 and base plate 4 are fixedly mounted on the upper/lower terminal of pull bar 3, described lower mold respectively by locknut
Plate 2 is actively socketed on pull bar 3, and described cope match-plate pattern 1 bottom is installed with mold 5, and described lower bolster 2 top fixedly mounts
There is lower mold 6；
Described actuator includes cylinder body 7, piston rod 8, replenishing valve 9, drives motor 10, ball screw 11, before described cylinder body 7,
Rear two ends are provided with drive end bearing bracket 19 and rear end cap, and the rear end of described cylinder body 7 is further opened with air vent, and described drive end bearing bracket 19 is offered
Have oil-in, described replenishing valve 9 one end to be sealedly and fixedly connected with the oil-in of drive end bearing bracket 19, the other end of described replenishing valve 9 with
Fuel tank 12 is connected, and described piston rod 8 is internal is fixedly installed nut 13, and the lower end of described ball screw 11 matches with nut 13
Closing and install, the other end of described ball screw 11 is through setting between drive end bearing bracket 19, and described ball screw 11 and drive end bearing bracket 19
Being equipped with bearing, described ball screw 11 is provided with driven synchronization wheel 14, described driving motor through the top of drive end bearing bracket 19 one end
10 are fixedly mounted on cylinder body 7, and the rotor-end of described driving motor 10 is provided with active synchronization wheel 15, described active synchronization wheel 15
It is connected by Timing Belt 20 with driven Tong Bu wheel 14, can not meet mold 5 and lower mold against ball screw 11 impetus
Required coupling mechanism force between tool 6, the most described drive end bearing bracket 19 is further opened with P pressure oil port 16, and the oil pressure outside needs enters
Entering P pressure oil port 16 and carry out pressurize locking, simultaneously in order to ensure that cylinder body 7 internal oil pressure is stable, described P pressure oil port 16 connects to be had
Flow to towards the check valve 17 within cylinder body 7；
Described drive end bearing bracket 19 is fixing with lower bolster 2 to be connected, and the lower end of described piston rod 8 is fixing with base plate 4 to be connected, in actual act
During execution, the upper and lower operation of piston rod 8 pushing drawing rod 3, and then drive the mold 5 of cope match-plate pattern 1 bottom to realize mould
Lock and open.
During described cylinder body 7 carries out gas exchange with the external world, for avoiding the foreign material in air to enter in cylinder body 7,
Affecting the normal use of cylinder body 7, the air vent that the most described cylinder body 7 rear end is offered is connected with fuel tank 12 by exhaustor 18,
Fuel tank 12 is in closed state, so, it is ensured that the degree of purity of cylinder body 7 inner air of entering.
Its specific works mode is: during locked mode, owing to lower bolster 2 fixed installation will not produce displacement, drives
Motor 10 drives ball screw 11 to promote piston rod 8 to move downward, and replenishing valve 9 is opened also simultaneously, and cylinder body 7 carries out vacuum oil suction,
When piston rod 8 arrives and specifies pressurize position, while closing replenishing valve 9, open P pressure oil port 16, now P pressure oil port 16
Promote piston rod to carry out pressurize with ball screw 11 simultaneously；During mould is opened, it is first shut off P pressure oil port 16, with
Time replenishing valve 9 open, ball screw 11 drives under the effect driving motor 10 on piston rod 8 and moves, the hydraulic pressure within cylinder body 7
Oil is flowed into fuel tank 12 under the promotion of piston rod 8.
It is emphasized that: be the most only presently preferred embodiments of the present invention, not the present invention is made any in form
Restriction, any simple modification, equivalent variations and the modification that above example is made by every technical spirit according to the present invention,
All still fall within the range of technical solution of the present invention.
Claims (3)
1. an electro-hydraulic mixing oil cylinder clamping mechanism, it is characterised in that: include cope match-plate pattern (1), lower bolster (2), pull bar (3), the end
Plate (4) and actuator, described cope match-plate pattern (1) and base plate (4) are fixedly mounted on upper and lower the two of pull bar (3) respectively by locknut
End, described lower bolster (2) is actively socketed on pull bar (3), and described cope match-plate pattern (1) bottom is installed with mold (5), described
Lower bolster (2) top is installed with lower mold (6)；
Described actuator includes cylinder body (7), piston rod (8), replenishing valve (9), drives motor (10), ball screw (11), institute
Stating cylinder body (7) forward and backward two ends and be provided with drive end bearing bracket (19) and rear end cap, the rear end of described cylinder body (7) is further opened with air vent, institute
Stating and offer oil-in on drive end bearing bracket (19), described replenishing valve (9) one end is sealedly and fixedly connected with the oil-in of drive end bearing bracket (19),
The other end of described replenishing valve (9) is connected with fuel tank (12), and described piston rod (8) is internal is fixedly installed nut (13), institute
Stating the lower end of ball screw (11) to match with nut (13) installation, the other end of described ball screw (11) passes drive end bearing bracket
(19), and being provided with bearing between described ball screw (11) and drive end bearing bracket (19), described ball screw (11) passes front end
The top of lid (19) one end is provided with driven synchronization and takes turns (14), and described driving motor (10) is fixedly mounted on cylinder body (7), described
The rotor-end driving motor (10) is provided with active synchronization wheel (15), and described active synchronization wheel (15) is led to driven Tong Bu wheel (14)
Crossing Timing Belt (20) to be connected, described drive end bearing bracket (19) is further opened with P pressure oil port (16), described P pressure oil port (16) is even
It is connected to flow to the check valve (17) towards cylinder body (7) inside；
Described drive end bearing bracket (19) is fixing with lower bolster (2) to be connected, and the lower end of described piston rod (8) is fixing with base plate (4) to be connected.
Electro-hydraulic mixing oil cylinder clamping mechanism the most according to claim 1, it is characterised in that: described cylinder body (7) rear end is offered
Air vent be connected with fuel tank (12) by exhaustor (18).
Electro-hydraulic mixing oil cylinder clamping mechanism the most according to claim 1, it is characterised in that: described driving motor (10) is selected
Servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610757094.6A CN106182657A (en) | 2016-08-30 | 2016-08-30 | A kind of electro-hydraulic mixing oil cylinder clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610757094.6A CN106182657A (en) | 2016-08-30 | 2016-08-30 | A kind of electro-hydraulic mixing oil cylinder clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106182657A true CN106182657A (en) | 2016-12-07 |
Family
ID=58088786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610757094.6A Pending CN106182657A (en) | 2016-08-30 | 2016-08-30 | A kind of electro-hydraulic mixing oil cylinder clamping mechanism |
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| CN (1) | CN106182657A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471570A (en) * | 2017-06-24 | 2017-12-15 | 广东乐善智能装备股份有限公司 | A kind of hybrid power driving cylinder for amplifying more times of driving forces |
| CN108081563A (en) * | 2017-12-06 | 2018-05-29 | 珠海格力电器股份有限公司 | Clamping mechanism and with its injection molding machine |
| CN108278242A (en) * | 2018-01-29 | 2018-07-13 | 佛山市晨舜机械设备有限公司 | A kind of electric, gas mixed piston cylinder structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05345339A (en) * | 1992-06-16 | 1993-12-27 | Sodick Co Ltd | Locking device for injection molding machine |
| JPH07137105A (en) * | 1993-11-12 | 1995-05-30 | Japan Steel Works Ltd:The | Method and device for clamping for molding machine |
| JP2000190370A (en) * | 1998-12-28 | 2000-07-11 | Toshiba Mach Co Ltd | Mold clamping device for injection molding machine |
| US20010043964A1 (en) * | 1997-08-29 | 2001-11-22 | Toshiba Kikai Kabushiki Kaisha | Mold clamping apparatus for injection molding machine |
| CN102416692A (en) * | 2011-10-31 | 2012-04-18 | 东华机械有限公司 | Rapid die opening and locking apparatus for injection machine and control method |
| CN206011643U (en) * | 2016-08-30 | 2017-03-15 | 苏州立注机械有限公司 | Electro-hydraulic mixing oil cylinder clamping mechanism |
-
2016
- 2016-08-30 CN CN201610757094.6A patent/CN106182657A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05345339A (en) * | 1992-06-16 | 1993-12-27 | Sodick Co Ltd | Locking device for injection molding machine |
| JPH07137105A (en) * | 1993-11-12 | 1995-05-30 | Japan Steel Works Ltd:The | Method and device for clamping for molding machine |
| US20010043964A1 (en) * | 1997-08-29 | 2001-11-22 | Toshiba Kikai Kabushiki Kaisha | Mold clamping apparatus for injection molding machine |
| JP2000190370A (en) * | 1998-12-28 | 2000-07-11 | Toshiba Mach Co Ltd | Mold clamping device for injection molding machine |
| CN102416692A (en) * | 2011-10-31 | 2012-04-18 | 东华机械有限公司 | Rapid die opening and locking apparatus for injection machine and control method |
| CN206011643U (en) * | 2016-08-30 | 2017-03-15 | 苏州立注机械有限公司 | Electro-hydraulic mixing oil cylinder clamping mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471570A (en) * | 2017-06-24 | 2017-12-15 | 广东乐善智能装备股份有限公司 | A kind of hybrid power driving cylinder for amplifying more times of driving forces |
| CN107471570B (en) * | 2017-06-24 | 2023-09-29 | 广东乐善智能装备股份有限公司 | Hybrid power driving cylinder capable of amplifying multiple driving force |
| CN108081563A (en) * | 2017-12-06 | 2018-05-29 | 珠海格力电器股份有限公司 | Clamping mechanism and with its injection molding machine |
| WO2019109655A1 (en) * | 2017-12-06 | 2019-06-13 | 珠海格力智能装备有限公司 | Mold clamping mechanism and injection molding machine with same |
| CN108278242A (en) * | 2018-01-29 | 2018-07-13 | 佛山市晨舜机械设备有限公司 | A kind of electric, gas mixed piston cylinder structure |
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Application publication date: 20161207 |