CN103317117B - Wedge-block connector for melt transfer system of squeeze casting equipment - Google Patents
Wedge-block connector for melt transfer system of squeeze casting equipment Download PDFInfo
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- CN103317117B CN103317117B CN201310265039.1A CN201310265039A CN103317117B CN 103317117 B CN103317117 B CN 103317117B CN 201310265039 A CN201310265039 A CN 201310265039A CN 103317117 B CN103317117 B CN 103317117B
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- wedge
- pressure chamber
- claw
- molten metal
- conical
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- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a wedge-block connector for a melt transfer system of a squeeze casting equipment. The wedge-block connector comprises a pressure chamber joint member, a molten metal transfer pipe, a circular seal ring, a jaw and wedge blocks. The pressure chamber joint member is disposed on a pressure chamber and is provided with a conical through hole which serves as a pressure chamber joint. The end of the molten metal transfer pipe is provided with a conical pipe head fitted and connected with the conical through hole. A pipe seat is disposed on the outer periphery of the conical pipe head. The circular seal ring is disposed at the connection of the pipe seat with the pressure chamber joint member. The jaw is disposed on the pressure chamber joint member. After the pressure chamber joint member is connected with the molten metal transfer pipe, the jaw is clamped to the pipe seat and the wedge blocks are disposed at the connection of the jaw with the pipe seat. A wedge block control mechanism is connected to the outer ends of the wedge blocks. The wedge-block connector is simple in structure and convenient to demount and is mainly characterized by being tightly connected through the wedge blocks. Motion of the wedge blocks is automatically controlled through the wedge block control mechanism, operation is fast and convenient, and fast mounting and demounting can be achieved.
Description
Technical field
The present invention relates to extrusion casting apparatus field, particularly a kind of wedge coupling arrangement of extrusion casting apparatus melt transmission system.
Background technology
At present, cold chamber die-casting machine automated production is requisite is configured with: automatic pouring device, automatic member withdrawing device and automatic coating materials device.Wherein, the type of the automatic pouring device of die casting mainly contains suction type, mechanical type, pressure type and electromagnetism pump type.In actual production, for ensureing that in molten metal carrier pipe, molten metal has good mobility, should ensure that the temperature of aluminium liquid is greater than its fusing point 660 DEG C, but the material of mould and pressure chamber is H13 grinding tool steel, its annealing temperature is at 544 DEG C ~ 556 DEG C, so at the port of pressure chamber and woven hose, for reaching certain compromise temperature, the mobility of molten metal can be poor, molten metal carrier pipe is connected with pressure chamber interface in addition, be easy to by externally temperature influence after working long hours, easily make the molten metal of poor fluidity originally solidify, blockage phenomenon.
At present, mostly the connection of pressure chamber and molten metal carrier pipe is to adopt being fastenedly connected of screw, in the continuous prodution of reality, once there is molten metal frozen plug phenomenon, due to rising-heat contracting-cold effect, the screw being originally fastenedly connected state will be made more to be difficult to dismounting.The difficulty of connector dismounting, will increase labour intensity and the work difficulty of technical staff greatly, the progress that impact is produced, and cause unnecessary loss to enterprise.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of quick, convenient and wedge coupling arrangement of structure simple extrusion casting apparatus melt transmission system is provided.
Technical scheme of the present invention is: a kind of wedge coupling arrangement of extrusion casting apparatus melt transmission system, comprise pressure chamber mouthpiece, molten metal transfer tube, O-ring seal, claw and wedge, pressure chamber mouthpiece is located in pressure chamber, pressure chamber mouthpiece has the conical through-hole as pressure chamber interface, the end of molten metal transfer tube is with the tapered tube head be connected with conical through-hole, tapered tube head periphery arranges base, the junction of base and pressure chamber mouthpiece arranges O-ring seal, pressure chamber mouthpiece is provided with claw, after pressure chamber mouthpiece is connected with metallic transmission pipe, claw is stuck on base, the joint of claw and base arranges wedge, wedge outer end is also connected with wedge controlling organization.
As a kind of preferred version, described claw has 2, and symmetry is positioned at the both sides up and down of base; Wedge is to there being 2, and each wedge is connected with wedge controlling organization respectively, 2 wedge synchronization actions.Under the control of wedge controlling organization, two wedge actions simultaneously, realize tightening or loosening claw.The setting of two symmetrical wedges can make more steady, the smart height of the fastener cycle between molten metal carrier pipe and pressure chamber also higher, and according to actual needs, the number of wedge and claw also can adjust.
It is the connected mode of interference fit between described wedge and claw.Wedge is due to inclined-plane, and its inclined-plane interlocks, and adds the axial locking power of whole coupling arrangement, is conducive to the balance of base force in radial.
It is the connected mode of matched in clearance between the tapered tube head of described metallic transmission pipe and the conical through-hole of pressure chamber mouthpiece.
Described wedge controlling organization comprises sliding bearing, connecting rod, contiguous block, screw mandrel, shaft coupling, brake motor, guide post and limit switch, connecting rod one end is fixedly connected with wedge, the connecting rod other end is fixedly connected with contiguous block, sliding bearing is located on connecting rod, contiguous block top is connected with wire rod thread, contiguous block bottom is connected with guide post, and screw mandrel one end is connected with brake motor by shaft coupling, arranges limit switch respectively outside two bottom contiguous block.
Described molten metal transfer tube is chromium steel pipe.When molten metal transfer tube makes, chromium steel duct cannot not scribble stickyly aluminium stamp mass, chromium steel pipe is outward Split type electric heating device, and Split type electric heating device outer cladding the heat-barrier material of Split type electric heating device, Split type electric heating device insulating materials outer cladding nanometer heat insulation material, finally realizes last coated with iron sheet.In addition, the end of molten metal transfer tube is set to tapered tube head, can the installation between molten metal transfer tube and pressure chamber mouthpiece be play the guiding role.
When this wedge coupling arrangement is installed, its process is: conical through-hole end O-ring seal being positioned over pressure chamber mouthpiece, then the tapered tube head of the conical through-hole in pressure chamber mouthpiece and molten metal transfer tube is carried out being connected (in connection procedure, tapering tube head is used for leading, and in working order in, tapering tube head realizes positioning action), fastening base by claw again makes it fix, finally, wedge is under the effect of wedge controlling organization, with corresponding claw interference fit, realize axial location and the locking of base.
Wherein, wedge controlling organization to the control principle of wedge is: wedge controlling organization controls the action simultaneously of two wedges, for one of them wedge, in clamping process, the switch pressing brake motor makes brake motor rotate, drive the rectilinear motion of leading screw by shaft coupling, under the effect of guide post, by sliding bearing, clamp realized steadily, clamping process accurately; When contiguous block and limit switch are above collided, under electromagnetic action, deenergization, the braking action due to brake motor can overcome the inertia of electric machine rotation, thus realizes being fastenedly connected of wedge and claw fast, accurately.When interface is separated, brake motor rotates backward, and by the acting in conjunction of leading screw, guide post and limit switch, realizes the counter motion of wedge.
The present invention, relative to prior art, has following beneficial effect:
1, the simple and convenient disassembly of this wedge connecting device structure, its primary structure adopts wedge tight joint.The wedge controlling organization that moves through of wedge realizes automatically controlling, and simple operation, can realize Fast Installation and dismounting.
2, the locking of this wedge coupling arrangement is safe and reliable, axial location and the locking of base on molten metal transfer tube is mainly realized by wedge, the inclined-plane interlocking of two symmetric wedge blocks, adds the axial locking power of mechanism, is conducive to the balance of base force in radial; And the cooperation of pressure chamber interface taper hole and woven hose end Taper Pipe, the guiding in connection procedure and positioning requirements can be realized.
3, the interface disassembling operations of this wedge coupling arrangement simple, easily be automated, effectively improve production efficiency.During installation, as long as the tapered tube head of the taper hole through hole in pressure chamber mouthpiece and molten metal carrier pipe end is connected, the guiding in connection procedure and positioning requirements can be realized, finally utilize brake motor to realize the Automatic-clamping effect of wedge, can realize engaging.During dismounting, engage identical with interface, first utilize brake motor to make wedge away from interface section, then molten metal transfer tube is shifted out, dismounting can be realized at once.
4, the molten metal transfer tube in this wedge coupling arrangement adopts chromium steel pipe, has higher
anti-oxidant propertywith
corrosion resistance, quality Jian Ying ﹐ and ceramic phase ratio, have higher plasticity and toughness, and overcome the shortcoming of ceramic resistance to compression not tension, heat-insulating property is strong.The above advantage of chromium steel pipe, makes tube performance have and significantly promotes, and greatly reduces installation and operation easier.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of this wedge coupling arrangement.
Fig. 2 is the structural representation of wedge controlling organization in this wedge coupling arrangement.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
The wedge coupling arrangement of a kind of extrusion casting apparatus melt of the present embodiment transmission system, its structure as shown in Figure 1, comprise pressure chamber mouthpiece 2, molten metal transfer tube 5, O-ring seal 4, claw 3 and wedge 6, pressure chamber mouthpiece is located in pressure chamber 1, pressure chamber mouthpiece has the conical through-hole as pressure chamber interface, the end of molten metal transfer tube is with the tapered tube head be connected with conical through-hole, tapered tube head periphery arranges base 5-1, the junction of base and pressure chamber mouthpiece arranges O-ring seal, pressure chamber mouthpiece is provided with claw, after pressure chamber mouthpiece is connected with metallic transmission pipe, claw is stuck on base, the joint of claw and base arranges wedge, wedge outer end is also connected with wedge controlling organization.
The present embodiment is as a kind of preferred version, and claw has 2, and symmetry is positioned at the both sides up and down of base; Wedge is to there being 2, and each wedge is connected with wedge controlling organization respectively, 2 wedge synchronization actions.Under the control of wedge controlling organization, two wedge actions simultaneously, realize tightening or loosening claw.The setting of two symmetrical wedges can make more steady, the smart height of the fastener cycle between molten metal carrier pipe and pressure chamber also higher, and according to actual needs, the number of wedge and claw also can adjust.
It is the connected mode of interference fit between wedge and claw.Wedge is due to inclined-plane, and its inclined-plane interlocks, and adds the axial locking power of whole coupling arrangement, is conducive to the balance of base force in radial.
It is the connected mode of matched in clearance between the tapered tube head of metallic transmission pipe and the conical through-hole of pressure chamber mouthpiece.
As shown in Figure 2, wedge controlling organization comprises sliding bearing 7, connecting rod 14, contiguous block 8, screw mandrel 9, shaft coupling 10, brake motor 11, guide post 12 and limit switch 13, connecting rod one end is fixedly connected with wedge, the connecting rod other end is fixedly connected with contiguous block, sliding bearing is located on connecting rod, contiguous block top is connected with wire rod thread, contiguous block bottom is connected with guide post, screw mandrel one end is connected with brake motor by shaft coupling, arranges limit switch respectively outside two bottom contiguous block.
Molten metal transfer tube is chromium steel pipe.When molten metal transfer tube makes, chromium steel duct cannot not scribble stickyly aluminium stamp mass, chromium steel pipe is outward Split type electric heating device, and Split type electric heating device outer cladding the heat-barrier material of Split type electric heating device, Split type electric heating device insulating materials outer cladding nanometer heat insulation material, finally realizes last coated with iron sheet.In addition, the end of molten metal transfer tube is set to tapered tube head, can the installation between molten metal transfer tube and pressure chamber mouthpiece be play the guiding role.
When this wedge coupling arrangement is installed, its process is: conical through-hole end O-ring seal being positioned over pressure chamber mouthpiece, then the tapered tube head of the conical through-hole in pressure chamber mouthpiece and molten metal transfer tube is carried out being connected (in connection procedure, tapering tube head is used for leading, and in working order in, tapering tube head realizes positioning action), fastening base by claw again makes it fix, finally, wedge is under the effect of wedge controlling organization, with corresponding claw interference fit, realize axial location and the locking of base.
Wherein, wedge controlling organization to the control principle of wedge is: wedge controlling organization controls the action simultaneously of two wedges, for one of them wedge, in clamping process, the switch pressing brake motor makes brake motor rotate, drive the rectilinear motion of leading screw by shaft coupling, under the effect of guide post, by sliding bearing, clamp realized steadily, clamping process accurately; When contiguous block and limit switch are above collided, under electromagnetic action, deenergization, the braking action due to brake motor can overcome the inertia of electric machine rotation, thus realizes being fastenedly connected of wedge and claw fast, accurately.When interface is separated, brake motor rotates backward, and by the acting in conjunction of leading screw, guide post and limit switch, realizes the counter motion of wedge.
As mentioned above, just can realize the present invention preferably, above-described embodiment is only preferred embodiment of the present invention, is not used for limiting practical range of the present invention; Namely all equalizations done according to content of the present invention change and modify, all by the claims in the present invention scope required for protection is contained.
Claims (5)
1. the wedge coupling arrangement of an extrusion casting apparatus melt transmission system, it is characterized in that, comprise pressure chamber mouthpiece, molten metal transfer tube, O-ring seal, claw and wedge, pressure chamber mouthpiece is located in pressure chamber, pressure chamber mouthpiece has the conical through-hole as pressure chamber interface, the end of molten metal transfer tube is with the tapered tube head be connected with conical through-hole, tapered tube head periphery arranges base, the junction of base and pressure chamber mouthpiece arranges O-ring seal, pressure chamber mouthpiece is provided with claw, after pressure chamber mouthpiece is connected with metallic transmission pipe, claw is stuck on base, the joint of claw and base arranges wedge, wedge outer end is also connected with wedge controlling organization,
Described wedge controlling organization comprises sliding bearing, connecting rod, contiguous block, screw mandrel, shaft coupling, brake motor, guide post and limit switch, connecting rod one end is fixedly connected with wedge, the connecting rod other end is fixedly connected with contiguous block, sliding bearing is located on connecting rod, contiguous block top is connected with wire rod thread, contiguous block bottom is connected with guide post, and screw mandrel one end is connected with brake motor by shaft coupling, arranges limit switch respectively outside two bottom contiguous block.
2. the wedge coupling arrangement of a kind of extrusion casting apparatus melt transmission system according to claim 1, it is characterized in that, described claw has 2, and symmetry is positioned at the both sides up and down of base; Wedge is to there being 2, and each wedge is connected with wedge controlling organization respectively, 2 wedge synchronization actions.
3. the wedge coupling arrangement of a kind of extrusion casting apparatus melt transmission system according to claim 1, it is characterized in that, be the connected mode of interference fit between described wedge and claw.
4. the wedge coupling arrangement of a kind of extrusion casting apparatus melt transmission system according to claim 1, it is characterized in that, be the connected mode of matched in clearance between the tapered tube head of described metallic transmission pipe and the conical through-hole of pressure chamber mouthpiece.
5. the wedge coupling arrangement of a kind of extrusion casting apparatus melt transmission system according to claim 1, it is characterized in that, described molten metal transfer tube is chromium steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310265039.1A CN103317117B (en) | 2013-06-27 | 2013-06-27 | Wedge-block connector for melt transfer system of squeeze casting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310265039.1A CN103317117B (en) | 2013-06-27 | 2013-06-27 | Wedge-block connector for melt transfer system of squeeze casting equipment |
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| Publication Number | Publication Date |
|---|---|
| CN103317117A CN103317117A (en) | 2013-09-25 |
| CN103317117B true CN103317117B (en) | 2015-06-03 |
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| CN201310265039.1A Expired - Fee Related CN103317117B (en) | 2013-06-27 | 2013-06-27 | Wedge-block connector for melt transfer system of squeeze casting equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986058B (en) * | 2019-05-20 | 2023-10-27 | 北京航大新材科技有限公司 | Quick mold locking device for casting machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03254353A (en) * | 1990-03-02 | 1991-11-13 | Toyo Mach & Metal Co Ltd | Method and device for low pressure casting |
| CN2649914Y (en) * | 2003-11-19 | 2004-10-20 | 林治国 | Rapid joint |
| CN101391294A (en) * | 2008-05-30 | 2009-03-25 | 北京科技大学 | Suspension cone bucket type semi-solid metal slurry preparation and conveyor device |
| CN102513517A (en) * | 2011-12-23 | 2012-06-27 | 华南理工大学 | Jointed detachable conveying pipe for indirect extrusion cast alloy melt |
| CN102941334A (en) * | 2012-11-27 | 2013-02-27 | 山东圣泉化工股份有限公司 | Casting pressurizing device, casting pressurizing system and casting pressurizing method |
-
2013
- 2013-06-27 CN CN201310265039.1A patent/CN103317117B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03254353A (en) * | 1990-03-02 | 1991-11-13 | Toyo Mach & Metal Co Ltd | Method and device for low pressure casting |
| CN2649914Y (en) * | 2003-11-19 | 2004-10-20 | 林治国 | Rapid joint |
| CN101391294A (en) * | 2008-05-30 | 2009-03-25 | 北京科技大学 | Suspension cone bucket type semi-solid metal slurry preparation and conveyor device |
| CN102513517A (en) * | 2011-12-23 | 2012-06-27 | 华南理工大学 | Jointed detachable conveying pipe for indirect extrusion cast alloy melt |
| CN102941334A (en) * | 2012-11-27 | 2013-02-27 | 山东圣泉化工股份有限公司 | Casting pressurizing device, casting pressurizing system and casting pressurizing method |
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| CN103317117A (en) | 2013-09-25 |
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Granted publication date: 20150603 Termination date: 20210627 |