CN2420083Y - Multiple contactor aid impacting pressing moulding machine - Google Patents
Multiple contactor aid impacting pressing moulding machine Download PDFInfo
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- CN2420083Y CN2420083Y CN 00235376 CN00235376U CN2420083Y CN 2420083 Y CN2420083 Y CN 2420083Y CN 00235376 CN00235376 CN 00235376 CN 00235376 U CN00235376 U CN 00235376U CN 2420083 Y CN2420083 Y CN 2420083Y
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Abstract
The utility model relates to an improved casting moulding machine, particularly a multiple contact gas impacting compacting moulding machine. The utility model comprises a gas tank quick opening valve mechanism, a multiple contact hanging impacting compacting mechanism, an inserting plate sand feeding mechanism, a lifting locking mechanism and an electric appliance control mechanism. As the utility model adopts multiple contacts for the compaction, impact force is increased once, the problems that the back of moulding sand is loose and the moulding sand is waste are solved, and the cost of the moulding sand can be saved by about 800 thousand yuan every year. The utility model is also suitable for the moulding of thin sand boxes. In the sand feeding process, the sand is added uniformly, and no spilling moulding sand exists. The utility model saves energy. Compared with the like moulding machine, the utility model has the advantages that the cost value of the hydraulic oil and the electrical energy can be saved by 70 thousand yuan every year. The utility model also has the advantages of working environment improvement, simple structure for the machine, easy fabrication, convenient maintenance and low manufacture cost.
Description
The utility model relates to the improvement to a kind of casting and molding machinery.
The gas impact molding machine is to utilize the direct impingement sand molding of gas, also is present a kind of advanced person's moulding machinery in the world.But because molding sand is single sand grains, quality is very little, and impulsive force is also little, and adding gas has the seepage effect to molding sand, and the upper strata sand compaction is low and loose, must wipe weaker zone off, so the waste molding sand also is not suitable for thin box moulding.For this reason, Japan Xindong Industry Co developed Static Pressure Molding Machine in 1986, Germany " KW " company has released the AIRPRESS-PIVS molding, technology is similar substantially, use earlier the gas consolidation during moulding, press with the hydraulic pressure multiple contact then, the sand mold that obtains has like this kept gas impact compact degree high and even, and don't the waste molding sand again.But owing to adopt hydraulic gear, Hydraulic Elements precision prescribed height is made difficulty, the bad solution of leakage problems; The sand mode that adds of gas Impact Molding and static pressure moulding is general, and what adopt is to move to add sand or shutter adds sand, moves to add sand, and it is inhomogeneous to add sand, and it is unreliable that shutter adds sand; Power consumption is high, and waste is big; Static pressure multiple contact mechanism is complicated more, makes difficulty, costs an arm and a leg, and single device is wanted ten thousand dollars of 30-100.
It is a kind of simple in structure that the purpose of this utility model is to provide, and adopts the multiple contact gas shock compaction moulding machine of compressed air transmission.This machine manufacturing is easy, easy to maintenance, energy savings, and noise is low, low price.
The utility model is to realize so in conjunction with the accompanying drawings.Multiple contact gas shock compaction moulding machine comprises gas tank quck-opening valve mechanism, hangs multiple contact shock compaction mechanism, and plate adds sand mechanism, lifting retaining mechanism and electrical equipment control mechanism.
Gas tank quck-opening valve mechanism forms by being screwed the gas tank 1 on crossbeam 4 and being screwed at the quck-opening valve 2 of gas tank inner bottom part.
Suspension multiple contact shock compaction mechanism (having obtained Chinese patent ZL96220519.2) is placed on the crossbeam roller and adds multiple contact suspension basket 3 compositions that sand hopper 7 is hinged together.88 square iron contacts of 80 * 80 * 100mm are housed on the multiple contact suspension basket, and the top has corresponding with the quck-opening valve valve opening, and rubber seal 5 is equipped with in the hole that size is identical on this hole.
Plate adds sand mechanism and comprises two mobile cylinders 6, adds sand hopper, stragith edge 8, and auxiliary sand frame 9 adds sand cylinder 15, plate 16.The sand hopper front end that adds that is placed on the crossbeam roller is hinged with pin with suspension multiple contact case, the piston rod front end of two the mobile cylinders in sand hopper next door is hinged with the bearing that adds above the sand hopper, the rear end cap of mobile cylinder becomes fixedly connected with end carriage with screw, stragith edge is connected with the movable joint screw and adds on the sand hopper, and auxiliary sand sash hanger is on four guide posts on the crossbeam.Add the sand cylinder and be screwed on the support of back above the crossbeam, the front end that adds the sand cylinder piston rod is equipped with T type frid, and plate is a block length square plate, and its side weld is connected into the T type, and plate is placed in the slideway of sand hopper lower end.
The lifting retaining mechanism comprises workbench 12, sandbox 10, and template 11, lifting cylinder 13,18, two wedges 20 of 19, two locking cylinders of 17, two guide posts of beam are rolled on the limit.The lifting cylinder is installed in the center of base 14, the cylinder protecgulum becomes fixedly connected with screw with base, lifting cylinder piston rod and workbench are connected and fixed with screw, template is placed on the workbench, sandbox is placed on the limit and rolls on the beam, guide post is connected with screw with workbench, can do upper and lower motion with workbench.Locking cylinder is screwed on the trailing flank that is installed in base, and the front end of piston rod becomes fixedly connected by screw thread with wedge.
Follow the multiple contact gas shock compaction moulding machine that said structure is made, behind the start button of pressing on the control cabinet, mobile cylinder promotes to add sand hopper and travels forward, driving suspension multiple contact case simultaneously also travels forward together, the T type end of plate inserts and adds in the concave groove of sand cylinder front end on the sand hopper, stops when the sand hopper center moves on to equipment center when adding.At this moment the lifting cylinder piston rod rises and drives workbench, template, guide post rises together, when being raised to workbench and contacting with sandbox, sandbox also rises simultaneously, and when meeting with auxiliary sand frame, auxiliary sand frame also rises again, when rising to when adding plate on the sand hopper and differ 3 mm distance, the lifting cylinder stops to rise.At this moment it is mobile backward by the connection drive plate of T type and concave groove to add the sand cylinder, and the molding sand that adds in the sand hopper adds molding sand in auxiliary sand frame and sandbox, when cylinder piston rod moves to terminal point, adds sand and finishes.At this moment cylinder piston rod returns and drives plate and returns together.When in the process that plate returns auxiliary sand frame on unnecessary molding sand separated by plate and stay in the former sand hopper, finish as the sand process.At this moment mobile cylinder drive adds sand hopper and hangs the multiple contact case and return together, and in return course, stragith edge is scraped the molding sand on plane on the auxiliary sand frame totally.In adding the process that sand hopper returns, T type end also withdraws from concave groove thereupon on the plate, stops when multiple contact case center turns back to the equipment center position when hanging.At this moment the lifting cylinder rises for the second time, when the molding sand in being raised to auxiliary sand frame contacts with multiple contact and drive multiple contact and rise, auxiliary sand frame contacts and drives the suspension multiple contact with the lower plane that hangs the multiple contact case and rises, when the rubber ring on hang the multiple contact case contacts below quck-opening valve, because quck-opening valve is fixed, just can stop the rising of hanging the multiple contact case immediately, rubber ring also compresses, and locking cylinder drives wedge and moves forward and lock.Meanwhile quck-opening valve is opened, and the compressed air in the gas tank enters to hang in the multiple contact case by quck-opening valve and impacts multiple contact, and multiple contact is compacting molding sand again, and the time that quck-opening valve is opened is just to close after 0.3 second.Locking cylinder is return, and at this moment the lifting cylinder returns to decline, and sandbox stops to fall when sandbox drops on the limit and rolls beam, and template then continues to the whereabouts and molding.When workbench dropped to the home position, whole modeling process finished.
Electrical equipment control mechanism is made up of industrial control unit (ICU) PC and noncontacting switch.
This moulding machine is owing to adopted the multiple contact compacting, more much bigger than single sand grains, impulsive force improves nearly one times, having solved the molding sand back side loosens and the problem of waste molding sand, with the sandbox of 900 * 700 * 300mm per hour 100 sand molds compare, annual about 800,000 yuan of the molding sand expense of saving is also applicable to the moulding that approaches sandbox.Multiple contact on the Static Pressure Molding Machine is to drive multiple contact by small oil tank one by one, compacting molding sand again after air infiltration is intact, and branchs two procedures is finished, and suspension multiple contact moulding machine is one step completed.That adopts T type plate and concave groove combination adds the sand process, and it is even to add sand, and molding sand is not scattered.Because the lower end at two guide posts of lifting cylinder both sides adds two Wedge devices, when the lifting cylinder sandbox, hanging multiple contact case and quck-opening valve holds out against, after driving wedge locking by two locking cylinders again, impulsive force is born by guide post and wedge when impacting, not only solved the problem of bearing big impulsive force, and saved the energy, compared with similar moulding machine and can save every year surplus hydraulic oil and the electric energy cost value 70,000 yuan.Also solved the problem of seepage oil, improved working environment, made device structure simple, easy to manufacture, easy to maintenance, save about about 150,000 yuan of manufacturing cost.
Description of drawings:
Fig. 1 multiple contact gas shock compaction moulding machine structural representation
The left view of Fig. 2 Fig. 1
Embodiment: 1, press structure shown in the accompanying drawing, with the sandbox of 900 * 700 * 300mm per hour 100 sand molds be example, its important technological parameters design is as follows:
Gas tank volume 1.8M
3Quck-opening valve valve opening diameter 340mm
Hang on the multiple contact case 88 80 * 80 * 100mm contacts are housed
Two mobile cylinders, each cylinder φ 125 * 1150mm
A lifting cylinder, each cylinder φ 400 * 880mm
One adds the sand cylinder, each cylinder φ 250 * 700mm
Two locking cylinders, each cylinder φ 200 * 230mm
Compare with Static Pressure Molding Machine according to the multiple contact gas shock compaction moulding machine that said structure and parameter are made, this machine does not have hydraulic power unit without hydraulic system, floor space is saved half, and device structure is simple, and is easy to manufacture, easy to maintenance, be external import price 1/9,4/5 of homemade valency.
Claims (1)
1, the multiple contact gas shock compaction moulding machine that multiple contact shock compaction mechanism and electrical equipment control mechanism form hangs in a kind of gas tank quck-opening valve mechanism that comprises, it is characterized in that:
Plate adds sand mechanism and comprises that sand hopper 7 front ends that add that are placed on the crossbeam roller are hinged with suspension multiple contact case 3 usefulness pins, the piston rod front end of two the mobile cylinders 6 in sand hopper next door is hinged with the bearing that adds above the sand hopper, the rear end cap of mobile cylinder becomes fixedly connected with end carriage with screw, stragith edge 8 usefulness movable joint screws are connected and add on the sand hopper, auxiliary sand frame 9 is suspended on four guide posts on the crossbeam, adding sand cylinder 15 is screwed on the support of back above the crossbeam, the front end that adds the sand cylinder piston rod is equipped with T type frid, plate is a block length square plate, its side weld is connected into the T type, and plate is placed in the slideway of sand hopper lower end;
The lifting retaining mechanism comprises that lifting cylinder 13 is installed in the center of base 14, the cylinder protecgulum becomes fixedly connected with screw with base, lifting cylinder piston rod and workbench 12 usefulness screws are connected and fixed, template 11 is placed on the workbench, sandbox 10 is placed on the limit and rolls on the beam 17, two guide posts 19 are connected with screw with workbench, and two locking cylinders 13 are screwed on the trailing flank that is installed in base, and the front end of piston rod is fixedly connected by 20 one-tenth of screw thread and wedges.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00235376 CN2420083Y (en) | 2000-05-23 | 2000-05-23 | Multiple contactor aid impacting pressing moulding machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00235376 CN2420083Y (en) | 2000-05-23 | 2000-05-23 | Multiple contactor aid impacting pressing moulding machine |
Publications (1)
Publication Number | Publication Date |
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CN2420083Y true CN2420083Y (en) | 2001-02-21 |
Family
ID=33597190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 00235376 Expired - Fee Related CN2420083Y (en) | 2000-05-23 | 2000-05-23 | Multiple contactor aid impacting pressing moulding machine |
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Country | Link |
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CN (1) | CN2420083Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104190877A (en) * | 2014-09-22 | 2014-12-10 | 江铃汽车股份有限公司 | Molding sand compacting device |
CN108907117A (en) * | 2018-08-20 | 2018-11-30 | 苏州苏铸成套装备制造有限公司 | A kind of economical single-station Static Pressure Molding Machine |
-
2000
- 2000-05-23 CN CN 00235376 patent/CN2420083Y/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104190877A (en) * | 2014-09-22 | 2014-12-10 | 江铃汽车股份有限公司 | Molding sand compacting device |
CN104190877B (en) * | 2014-09-22 | 2016-10-05 | 江铃汽车股份有限公司 | A kind of molding sand mold compacting device |
CN108907117A (en) * | 2018-08-20 | 2018-11-30 | 苏州苏铸成套装备制造有限公司 | A kind of economical single-station Static Pressure Molding Machine |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |