CN113560489A - Turbine blade wax pattern ejection mechanism and mold - Google Patents
Turbine blade wax pattern ejection mechanism and mold Download PDFInfo
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- CN113560489A CN113560489A CN202110664519.XA CN202110664519A CN113560489A CN 113560489 A CN113560489 A CN 113560489A CN 202110664519 A CN202110664519 A CN 202110664519A CN 113560489 A CN113560489 A CN 113560489A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 230000009471 action Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000001746 injection moulding Methods 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/02—Lost patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C23/00—Tools; Devices not mentioned before for moulding
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Abstract
The invention discloses a turbine blade wax pattern ejection mechanism and a die, wherein the turbine blade wax pattern ejection mechanism comprises a base, a rotary ejection assembly and a driving mechanism, wherein the rotary ejection assembly is rotationally connected to the base through a rotating shaft, the driving mechanism is used for driving the rotary ejection assembly to rotate, and the position relation between the axis of the rotating shaft and a wax pattern corresponds to the position relation between the center line of an engine and a turbine blade; the rotary ejection assembly comprises a rotating frame and a blade ejector pin arranged on the rotating frame, an ejection part matched with the wax pattern body in shape is arranged at the top of the blade ejector pin, and the ejection part can rotate around the rotating shaft. The turbine blade wax pattern ejection mechanism can smoothly eject the wax pattern from the mold core along the working center of the turbine blade, effectively ensures that the wax pattern is not damaged, ejects the wax pattern while demolding, simplifies demolding action and improves production efficiency.
Description
Technical Field
The invention relates to equipment for producing a turbine blade by using a wax injection method, in particular to a turbine blade wax pattern ejection mechanism and a mold.
Background
The production method of turbine blade by using wax injection method is characterized by that using wax as model of turbine blade, making shell mould by using refractory material around the wax mould, melting and taking out the wax mould in the shell mould, then forming a cavity with identical shape with wax mould, melting metal and pouring it into the shell mould, cooling and solidifying, removing shell mould to obtain the turbine blade whose size is correspondent to that of wax mould. The wax pattern is produced through an injection mold, after injection molding is completed, the wax pattern needs to be taken out of the mold, the traditional method for demolding the injection molding product from the mold is to use an ejector pin to directly eject the injection molding product in a straight line in the direction of an upper mold, but due to the special shape of the turbine blade, the edge part of the wax pattern blade is bent and deformed or even damaged in a mode that the straight line is ejected upwards, so that the quality of the turbine blade is poor, and the production requirement cannot be met.
In order to solve the above problems, the invention patent of application publication No. CN 103124605 a discloses a mold for producing parts by wax injection, the cavity of the mold is composed of three parts, each cavity is arranged in three female molds, and the three female molds can move relative to each other between the wax injection position and an ejector for ejecting the wax pattern. The working principle is that after wax injection is completed, the three female dies move outwards simultaneously to complete demolding of the wax pattern, and after the wax pattern is separated from the female dies, the wax pattern is ejected upwards by the ejector, so that the wax pattern can be taken conveniently. However, the mold for producing the parts by wax injection still has the following problems:
1. in the demolding process, the three female dies move outwards simultaneously, so that the three cavities are separated from the wax pattern simultaneously, the inner walls of the three cavities are respectively pulled from the surfaces of the wax patterns in three directions, on one hand, the weak places of the wax patterns are easily torn, on the other hand, due to the special curved surface shape of the wax patterns, a certain part of the wax pattern blade can be embedded into the cavities, and the wax patterns can be torn by linearly moving the female dies.
2. After the wax pattern is demoulded, another action step needs to be carried out, and the wax pattern needs to be ejected out by using an ejector, so that the wax pattern is taken down, the action step is increased, and the production efficiency is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a turbine blade wax pattern ejection mechanism which can smoothly eject a wax pattern from a mold core along the working center of a turbine blade, so that the wax pattern is effectively prevented from being damaged, the wax pattern is ejected out while the mold is released, the mold releasing action is simplified, and the production efficiency is improved.
Another object of the present invention is to provide a mold comprising the turbine blade wax pattern ejection mechanism.
The technical scheme for solving the technical problems is as follows:
a turbine blade wax pattern ejection mechanism comprises a base, a rotary ejection assembly and a driving mechanism, wherein the rotary ejection assembly is rotationally connected to the base through a rotating shaft, the driving mechanism is used for driving the rotary ejection assembly to rotate, and the position relation between the axis of the rotating shaft and a wax pattern corresponds to the position relation between the center line of an engine and a turbine blade; the rotary ejection assembly comprises a rotating frame and a blade ejector pin arranged on the rotating frame, an ejection part matched with the wax pattern body in shape is arranged at the top of the blade ejector pin, and the ejection part rotates around the rotating shaft in the wax pattern ejection process.
The working principle of the turbine blade wax pattern ejection mechanism is as follows:
before wax is injected into the injection molding machine, the upper die and the lower die are in die closing positions, the rotating frame is in a horizontal state, the ejection part is positioned in the cavity and is used as a part of the cavity, and the lower die is provided with an accommodating groove for accommodating the ejection part; when wax is injected, the injection molding machine is started, the melted wax material is injected into the cavity, and after the injection molding is finished, the demolding step is carried out; the demolding process is as follows: firstly, opening an upper die, and separating a wax pattern on the upper half part of a parting surface from the upper die at the moment; then, the driving mechanism acts to drive the rotary ejection mechanism to rotate upwards around the rotating shaft, specifically, the rotating frame rotates upwards, the blade thimble arranged on the rotating frame rotates along with the rotating frame, so that the ejection part rotates around the rotating shaft and ejects the wax pattern out at the same time, the wax pattern is demolded around the rotating shaft, and is ejected up at the same time of demolding so as to be convenient to take; in addition, the position relation of the axis of the rotating shaft and the wax pattern corresponds to the position relation of the center line of the engine and the turbine blade, when the wax pattern is demolded around the rotating shaft, the action state of the wax pattern is the same as the state of the turbine blade rotating on the engine, therefore, when the wax pattern is demolded around the rotating shaft, the wax pattern can be separated from the lower die cavity along the geometric characteristics of the wax pattern, demolding is natural and simple, the weak part of the wax pattern is prevented from being torn and broken, and the problem of difficult demolding caused by the fact that the wax pattern is inserted into the die cavity due to linear movement and demolding is avoided; on the other hand, in the demolding process, the upper mold is separated from the wax mold firstly, and then the lower mold is separated from the wax mold, namely the demolding process is divided into two steps.
In a preferred embodiment of the present invention, the base includes a bottom plate and a connecting seat disposed at one end of the bottom plate, and the rotating shaft is rotatably connected to the connecting seat.
According to a preferable scheme of the invention, the blade thimble is arc-shaped, and the circle center of the arc is superposed with the axis of the rotating shaft.
Preferably, each wax pattern corresponds to two blade thimbles which are arranged along the length direction of the wax pattern.
According to a preferable scheme of the invention, the rotating frame comprises a rotating push plate and a connecting block arranged at the rear end of the rotating push plate, the bottom of the connecting block is connected with the rotating push plate, and the upper end of the connecting block is rotatably connected to the rotating shaft; the blade thimble is arranged on the rotating push plate.
Preferably, the number of the rotating frames is two, and the front ends of the two rotating frames are connected through a rotating connecting plate.
According to a preferable scheme of the invention, the number of the connecting seats is two, and the bottoms of the two connecting seats are arranged at the rear end of the bottom plate and are positioned at two sides of the bottom plate; and two ends of the rotating shaft are connected with the tops of the two connecting seats through bearings.
In a preferable embodiment of the present invention, the top surface of the bottom plate is provided with an accommodating elongated slot for accommodating the rotating push plate, and the accommodating elongated slot is disposed in the middle of the bottom plate.
In a preferred aspect of the present invention, the driving mechanism includes a cam, a handle for controlling the rotation of the cam, and a cam shaft disposed on the rotating connecting plate, the cam is rotatably connected to the cam shaft, and the cam includes a distal convex surface and a proximal convex surface; the rotating connecting plate is provided with an avoiding groove used for avoiding the rotation of the cam.
A mould for producing turbine blades by using a wax injection method comprises a lower mould, an upper mould, a mould cavity and a turbine blade wax pattern ejection mechanism; the die cavity comprises a lower die cavity arranged on the lower die and an upper die cavity arranged on the upper die, and the lower die is provided with an accommodating groove for accommodating the blade thimble; one end of the upper die is connected with one end of the lower die in a connecting mode through a hinge shaft, and the axis of the hinge shaft coincides with the axis of the rotating shaft.
Preferably, the accommodating groove is matched with the arc-shaped blade thimble.
In a preferred embodiment of the present invention, the number of the mold cavities is plural, and the plural mold cavities are arranged along the length direction of the rotating shaft.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the turbine blade wax pattern ejection mechanism, when the wax pattern is ejected out by rotating the ejection mechanism around the rotating shaft, the wax pattern is separated from the cavity, the wax pattern is ejected upwards by rotating the ejection mechanism so as to be convenient for material taking, the functions of demolding and wax pattern material taking are completed by one ejection action, the demolding action is simplified, and the working efficiency is greatly improved.
2. According to the turbine blade wax pattern ejection mechanism, when the wax pattern is ejected out by rotating the ejection mechanism around the rotating shaft in a rotating mode, the wax pattern is separated from the lower die around the rotating shaft, the action state of the wax pattern is the same as the rotation state of the turbine blade on an engine, when the wax pattern rotates around the rotating shaft for demolding, the wax pattern can be separated from the lower die cavity along the geometric characteristics of the wax pattern, demolding is natural and simple, the wax pattern is prevented from being torn and broken at a weak position, and meanwhile the problem that demolding is difficult due to the fact that the wax pattern is embedded into the die cavity due to linear movement of the wax pattern for demolding is solved.
Drawings
Fig. 1 is a perspective view of a turbine blade wax pattern ejection mechanism of the present invention.
Fig. 2 is a front sectional view of the wax pattern ejection mechanism for turbine blades of the present invention in an ejected state.
Fig. 3 is a front view of the turbine blade wax pattern ejection mechanism of the present invention in a closed state.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited thereto.
Referring to fig. 1-3, the turbine blade wax pattern ejection mechanism of the present invention includes a base, a rotary ejection assembly rotatably connected to the base through a rotating shaft 7, and a driving mechanism for driving the rotary ejection assembly to rotate, wherein a positional relationship between an axis of the rotating shaft 7 and a wax pattern 1 corresponds to a positional relationship between a center line of an engine and a turbine blade; the rotary ejection assembly comprises a rotating frame and a blade thimble 2 arranged on the rotating frame, the top of the blade thimble 2 is provided with an ejection part matched with the appearance of the wax pattern 1 body, and the ejection part rotates around the rotating shaft 7 in the process of ejecting the wax pattern 1.
Referring to fig. 1-3, the base includes a bottom plate 9 and a connecting seat 8 disposed at one end of the bottom plate 9, and the rotating shaft 7 is rotatably connected to the connecting seat 8. Thus, the connecting base 8 is used for mounting the rotating shaft 7 on the bottom plate 9, and the rotating shaft 7 can rotate freely relative to the connecting base 8.
Referring to fig. 1 to 3, the blade thimble 2 is circular arc, and the center of the circular arc coincides with the axis of the rotating shaft 7. Through the blade thimble 2 with the structure, when the blade thimble 2 rotates around the rotating shaft 7, because the blade thimble 2 is in the shape of a circular arc, and the circle center of the circular arc coincides with the axis of the rotating shaft 7, when the blade thimble 2 rotates upwards to push out the wax pattern 1, the motion track of the blade thimble 2 coincides with the track of the circular arc central line, so that the interference between the blade thimble 2 and the accommodating groove of the lower die shape for accommodating the blade thimble 2 is avoided in the upward rotating process, and the smoothness of the ejection action is ensured.
Referring to fig. 1 to 3, each wax pattern 1 corresponds to two blade thimbles 2, and the two blade thimbles 2 are arranged along the length direction of the wax pattern 1. Like this, at each die cavity position, two blade thimbles 2 have correspondingly set up, like this, when ejecting the drawing of patterns with wax matrix 1, increased the ejecting stress point of wax matrix 1 for the atress of wax matrix 1 is more balanced, is convenient for with the drawing of patterns of wax matrix 1, and owing to the dispersion atress, plays the guard action to wax matrix 1.
Referring to fig. 1-3, the rotating frame includes a rotating push plate 4 and a connecting block 3 disposed at the rear end of the rotating push plate 4, the bottom of the connecting block 3 is connected to the rotating push plate 4, and the upper end of the connecting block is rotatably connected to the rotating shaft 7; the blade thimble 2 is arranged on the rotating push plate 4. Set up the rotating turret of above-mentioned structure, the lower extreme of connecting block 3 is fixed with rotation push pedal 4, and the upper end rotates with pivot 7 to be connected to make the rotating turret can be around pivot 7 rotations.
Referring to fig. 1 to 3, the two rotating frames are provided, and the front ends of the two rotating frames are connected through a rotating connecting plate 5. Through setting up two sets of turrets, increased the width of turret on the one hand, the turret is connected with pivot 7 through two connecting blocks 3, has increased reliability and stability that the turret is connected with pivot 7, and on the other hand compares in the form that push pedal 4 was rotated to a bold, and two little 4 qualities of rotation push pedal are lighter to the portability of ejecting operation has been improved.
Referring to fig. 1 to 3, there are two connecting seats 8, and the bottoms of the two connecting seats 8 are disposed at the rear end of the bottom plate 9 and located at two sides of the bottom plate 9; and two ends of the rotating shaft 7 are connected with the tops of the two connecting seats 8 through bearings. Thus, the two ends of the rotating shaft 7 are connected with the two connecting seats 8 through bearings, so that the rotating shaft 7 can freely rotate relative to the connecting seats 8.
Referring to fig. 1 to 3, the top surface of the bottom plate 9 is provided with an accommodating elongated slot for accommodating the rotary push plate 4, and the accommodating elongated slot is arranged in the middle of the bottom plate 9. The long accommodating groove is formed in the middle of the bottom plate 9, so that the rotary push plate 4 corresponding to the long accommodating groove is located in the middle of the bottom plate 9, stress of the ejection mechanism is balanced, and stability of the device is improved.
Referring to fig. 1-3, the driving mechanism comprises a cam 6, a handle 10 for controlling the rotation of the cam 6, and a cam shaft arranged on the rotating connecting plate 5, the cam 6 is rotatably connected with the cam shaft, and the cam 6 comprises a far convex surface and a near convex surface; and an avoiding groove for avoiding the rotation of the cam 6 is arranged on the rotating connecting plate 5. The driving mechanism is arranged, and the working principle is as follows: in the initial state, the near convex surface of the cam 6 is in contact with the bottom of the long accommodating groove; when the wax pattern 1 needs to be ejected upwards, the handle 10 is operated, the cam 6 rotates, the far convex surface is in contact with the bottom surface of the accommodating long groove, the distance from the far convex surface to the axis of the cam 6 is greater than the distance from the near convex surface to the axis of the cam 6, so that when the far convex surface is in contact with the bottom surface of the accommodating groove, the cam 6 pushes up the axis of the cam 6 upwards, and as the axis of the cam 6 is arranged on the rotating connecting plate 5 and the rotating connecting plate 6 is arranged at the front end of the rotating push plate 4, the front end of the rotating push plate 4 is rotated upwards by the upward axis of the cam 6, so that the rotating ejection assembly is rotated upwards, and the wax pattern 1 is ejected out and demoulded; when the mold is closed, the handle 10 is operated in the opposite direction, so that the near convex surface is contacted with the bottom surface of the accommodating long groove, and the resetting of the rotary ejection assembly can be completed.
Referring to fig. 1 to 3, the operation principle of the turbine blade wax pattern ejection mechanism is as follows:
before wax is injected into the injection molding machine, the upper die and the lower die are in die closing positions, the rotating frame is in a horizontal state, the ejection part is positioned in the cavity and is used as a part of the cavity, and the lower die is provided with an accommodating groove for accommodating the ejection part; when wax is injected, the injection molding machine is started, the melted wax type 1 material is injected into the cavity, and after the wax injection is finished, the demolding step is carried out; the demolding process is as follows: firstly, opening an upper die, and separating the wax pattern 1 on the upper half part of a parting surface from the upper die at the moment; next, the driving mechanism acts to drive the rotary ejection mechanism to rotate upwards around the rotating shaft 7, specifically, the rotating frame rotates upwards, the blade thimble 2 arranged on the rotating frame rotates along with the rotating frame, so that the ejection part rotates around the rotating shaft 7 and ejects the wax pattern 1 at the same time, thereby not only enabling the wax pattern 1 to be demolded around the rotating shaft 7, but also enabling the wax pattern 1 to be ejected at the same time of demolding so as to be convenient to take, one ejection action simultaneously completes demolding and taking functions of the wax pattern 1, the demolding action is simplified, and the working efficiency is greatly improved; in addition, the position relation of the axis of the rotating shaft 7 and the wax pattern 1 corresponds to the position relation of the center line of the engine and the turbine blade, when the wax pattern 1 is demolded around the rotating shaft 7, the action state is the same as the state of the turbine blade rotating on the engine, therefore, when the wax pattern 1 is demolded around the rotating shaft 7, the wax pattern 1 can be separated from a lower mold cavity along the geometric characteristics of the wax pattern 1, demolding is natural and simple, the weak position of the wax pattern 1 is prevented from being torn and broken, and the problem of difficult demolding caused by the fact that the wax pattern 1 is inserted into the mold cavity due to linear movement and demolding is avoided; on the other hand, in the demolding process, the upper mold is separated from the wax pattern 1 firstly, and then the lower mold is separated from the wax pattern 1, namely the demolding process is divided into two steps, compared with the mode that the cavities of the three parts are separated from the wax pattern 1 simultaneously in the prior art, the pulling of the inner wall of the cavity to the surface of the wax pattern 1 from three different directions is avoided, so that the weak place of the wax pattern 1 can be further protected, and the molding quality of the wax pattern 1 is greatly improved.
A mould for producing turbine blades by using a wax injection method comprises a lower mould, an upper mould, a mould cavity and a turbine blade wax pattern ejection mechanism; the die cavity comprises a lower die cavity arranged on the lower die and an upper die cavity arranged on the upper die, and the lower die is provided with an accommodating groove for accommodating the blade thimble 2; one end of the upper die is connected with one end of the lower die in a connecting mode through a hinge shaft, and the axis of the hinge shaft coincides with the axis of the rotating shaft 7. By arranging the mould, because one end of the upper mould is hinged at one end of the lower mould and the axis of the hinged shaft is superposed with the axis of the rotating shaft 7, therefore, when the mold is opened, the upper mold rotates upwards around the axis of the rotating shaft, so that when the wax pattern 1 is separated from the upper mold, the wax pattern 1 rotates around the axis of the rotating shaft to be demolded, since the positional relationship of the axis of the rotating shaft 7 and the wax pattern 1 corresponds to the positional relationship of the engine center line and the turbine blades, when the wax pattern 1 is demolded around the rotating shaft 7, the operating state is the same as the state that the turbine blade rotates on the engine, so when the wax pattern 1 is demolded around the rotating shaft 7, can be separated from the lower mould cavity along the geometric characteristics of the wax pattern 1, the demoulding is natural and the flow is smooth, the weak part of the wax pattern 1 is prevented from being torn and broken, meanwhile, the problem that demolding is difficult due to the fact that the wax mold 1 is embedded into the cavity due to linear movement demolding is avoided.
In this embodiment, the accommodating groove is matched with the arc-shaped blade thimble 2. Because the circle center of the circular arc coincides with the axis of the rotating shaft 7, when the circular arc-shaped blade thimble 2 rotates upwards around the rotating shaft 7 to eject the wax pattern 1, the circular arc-shaped blade thimble 2 is always attached and matched with the accommodating groove, so that the ejection mechanism can smoothly complete ejection, and the problem of shell clamping is avoided.
In this embodiment, there are a plurality of the mold cavities, and the plurality of mold cavities are arranged along the length direction of the rotating shaft 7. Like this, when the miniature turbine blade of production, through set up a plurality of die cavities in the mould, can make the mould obtain enough big space for the mould can be placed on the injection bed steadily, and the mould compound die compresses tightly when being convenient for to mould plastics, convenient operation, and greatly improved the productivity of mould.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.
Claims (10)
1. A turbine blade wax pattern ejection mechanism is characterized by comprising a base, a rotary ejection assembly and a driving mechanism, wherein the rotary ejection assembly is rotationally connected to the base through a rotating shaft, the driving mechanism is used for driving the rotary ejection assembly to rotate, and the position relation between the axis of the rotating shaft and a wax pattern corresponds to the position relation between the center line of an engine and a turbine blade; the rotary ejection assembly comprises a rotating frame and a blade ejector pin arranged on the rotating frame, an ejection part matched with the wax pattern body in shape is arranged at the top of the blade ejector pin, and the ejection part rotates around the rotating shaft in the wax pattern ejection process.
2. The turbine blade wax pattern ejection mechanism as claimed in claim 1, wherein the base includes a bottom plate and a connecting seat disposed at one end of the bottom plate, the rotating shaft being rotatably connected to the connecting seat.
3. The turbine blade wax pattern ejection mechanism as claimed in claim 1, wherein the blade thimble is in the shape of a circular arc, and the center of the circular arc coincides with the axis of the rotating shaft.
4. The turbine blade wax pattern ejection mechanism as claimed in claim 1, wherein the rotating frame comprises a rotating push plate and a connecting block arranged at the rear end of the rotating push plate, the bottom of the connecting block is connected with the rotating push plate, and the upper end of the connecting block is rotatably connected to the rotating shaft; the blade thimble is arranged on the rotating push plate.
5. The turbine blade wax pattern ejection mechanism as claimed in claim 4, wherein there are two of the rotating frames, and the front ends of the two rotating frames are connected by a rotating connecting plate.
6. The turbine blade wax pattern ejection mechanism as claimed in claim 2, wherein there are two of the connecting seats, and the bottoms of the two connecting seats are arranged at the rear end of the bottom plate and located at two sides of the bottom plate; and two ends of the rotating shaft are connected with the tops of the two connecting seats through bearings.
7. The turbine blade wax pattern ejection mechanism as claimed in claim 4, wherein the top surface of the base plate is provided with an accommodating elongated slot for accommodating the rotating push plate, and the accommodating elongated slot is arranged at a middle position of the base plate.
8. The turbine blade wax pattern ejection mechanism of claim 5 wherein the drive mechanism includes a cam, a handle for controlling rotation of the cam, and a cam shaft disposed on the rotating link plate, the cam being rotatably coupled to the cam shaft, the cam including a distal convex surface and a proximal convex surface; the rotating connecting plate is provided with an avoiding groove used for avoiding the rotation of the cam.
9. A mold for producing turbine blades by using a wax injection method, which is characterized by comprising a lower mold, an upper mold, a mold cavity and the turbine blade wax pattern ejection mechanism of any one of claims 1 to 8; the die cavity comprises a lower die cavity arranged on the lower die and an upper die cavity arranged on the upper die, and the lower die is provided with an accommodating groove for accommodating the blade thimble; one end of the upper die is connected with one end of the lower die in a connecting mode through a hinge shaft, and the axis of the hinge shaft coincides with the axis of the rotating shaft.
10. The mold according to claim 9, wherein the plurality of cavities are arranged along a length of the shaft.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110664519.XA CN113560489A (en) | 2021-06-15 | 2021-06-15 | Turbine blade wax pattern ejection mechanism and mold |
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| CN202110664519.XA CN113560489A (en) | 2021-06-15 | 2021-06-15 | Turbine blade wax pattern ejection mechanism and mold |
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| CN113560489A true CN113560489A (en) | 2021-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732244A (en) * | 2021-08-09 | 2021-12-03 | 季华实验室 | Turbine blade wax pattern automatic ejection mechanism |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03108521A (en) * | 1989-09-22 | 1991-05-08 | Matsushita Electric Works Ltd | Taking off method for molded object |
| US5204046A (en) * | 1991-10-15 | 1993-04-20 | Callaway Golf Company | Wax pattern molding process |
| CN2589121Y (en) * | 2002-12-26 | 2003-12-03 | 复盛股份有限公司 | Golf club wax dies demouding apparatus |
| KR100724244B1 (en) * | 2006-01-25 | 2007-05-31 | 엘에스전선 주식회사 | Clamping device of injection molding machine having molding ejecting device |
| CN101480823A (en) * | 2008-01-11 | 2009-07-15 | 株式会社电装 | Molding apparatus and method for molding |
| CA2795473A1 (en) * | 2010-05-11 | 2011-11-17 | Snecma | Equipment for injecting a part |
| US20130078335A1 (en) * | 2010-05-06 | 2013-03-28 | Philippe Bouthemy | Device for injection-moulding a part |
| US20130174997A1 (en) * | 2010-10-06 | 2013-07-11 | Snecma | Mould for producing parts by wax injection |
| CN205926996U (en) * | 2016-07-08 | 2017-02-08 | 浙江亚辰新材料科技有限公司 | Wax pressing forming die for impeller |
| CN109849297A (en) * | 2019-01-25 | 2019-06-07 | 东江模具（深圳）有限公司 | A kind of arc-shaped hollow moulding one demoulding ejection injection mold |
-
2021
- 2021-06-15 CN CN202110664519.XA patent/CN113560489A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03108521A (en) * | 1989-09-22 | 1991-05-08 | Matsushita Electric Works Ltd | Taking off method for molded object |
| US5204046A (en) * | 1991-10-15 | 1993-04-20 | Callaway Golf Company | Wax pattern molding process |
| CN2589121Y (en) * | 2002-12-26 | 2003-12-03 | 复盛股份有限公司 | Golf club wax dies demouding apparatus |
| KR100724244B1 (en) * | 2006-01-25 | 2007-05-31 | 엘에스전선 주식회사 | Clamping device of injection molding machine having molding ejecting device |
| CN101480823A (en) * | 2008-01-11 | 2009-07-15 | 株式会社电装 | Molding apparatus and method for molding |
| US20130078335A1 (en) * | 2010-05-06 | 2013-03-28 | Philippe Bouthemy | Device for injection-moulding a part |
| CA2795473A1 (en) * | 2010-05-11 | 2011-11-17 | Snecma | Equipment for injecting a part |
| US20130040015A1 (en) * | 2010-05-11 | 2013-02-14 | Snecma | Tooling for injection-molding a part |
| US20130174997A1 (en) * | 2010-10-06 | 2013-07-11 | Snecma | Mould for producing parts by wax injection |
| CN205926996U (en) * | 2016-07-08 | 2017-02-08 | 浙江亚辰新材料科技有限公司 | Wax pressing forming die for impeller |
| CN109849297A (en) * | 2019-01-25 | 2019-06-07 | 东江模具（深圳）有限公司 | A kind of arc-shaped hollow moulding one demoulding ejection injection mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732244A (en) * | 2021-08-09 | 2021-12-03 | 季华实验室 | Turbine blade wax pattern automatic ejection mechanism |
| CN113732244B (en) * | 2021-08-09 | 2022-11-29 | 季华实验室 | Turbine blade wax pattern automatic ejection mechanism |
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Application publication date: 20211029 |