CN115430808B

CN115430808B - Mould shell wax liquid evaporation device

Info

Publication number: CN115430808B
Application number: CN202211373116.0A
Authority: CN
Inventors: 张明; 张灿刚; 姜鹏蛟; 刘宝生; 边瑞艳
Original assignee: Jinan Gaoshi Machinery Co ltd
Current assignee: Jinan Gaoshi Machinery Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-02-21
Anticipated expiration: 2042-11-04
Also published as: CN115430808A

Abstract

The invention discloses a shell wax liquid evaporation device, and mainly relates to the field of shell dewaxing. Including the dewaxing cauldron, be equipped with the inlet pipe on the dewaxing cauldron, be equipped with the locomotive in the dewaxing cauldron, be equipped with a plurality of shell group trees on the locomotive, be equipped with the mouth that passes through that supplies the locomotive to pass in and out on the dewaxing cauldron, the inside of dewaxing cauldron is rotated and is connected with the support frame, the bottom of locomotive is equipped with a plurality of gyro wheels, the top rolling contact of gyro wheel and support frame, be equipped with the location fastener between the bottom of locomotive and the support frame, be equipped with the pouring cup on the shell group tree, be equipped with the sprue gate on the pouring cup, be equipped with the card hole that a plurality of cooperations pouring cups used on the locomotive, there are a plurality of portal frames along vertical sliding connection on the support frame, the bottom of locomotive is equipped with simultaneously with the water injection groove of a plurality of card hole intercommunication, top in the dewaxing cauldron is equipped with a plurality of water injection pipes. The invention has the beneficial effects that: the automatic dewaxing device can reduce the residual quantity of the wax liquid in the shell, realize the automatic and comprehensive dewaxing operation of the shell and ensure the quality of castings.

Description

Mould shell wax liquid evaporation device

Technical Field

The invention relates to the field of shell dewaxing, in particular to a shell wax liquid evaporation device.

Background

A shell mould for precision casting uses, its inside wax matrix need be got rid of through dewaxing treatment after the shaping, later alright pour metal liquid into the inner chamber of shell, and thus form the rudiment of foundry goods after the metal liquid solidifies, the shell that now commonly uses is when shaping, generally need to make up a tree-like structure with a plurality of shell subassemblies, a plurality of shell subassemblies pour through the pouring cup department of tree-like structure and make the metal liquid get into a plurality of shells simultaneously, greatly improve the efficiency of production, such tree-like structure is when dewaxing, the rim of a cup of pouring cup is invertd in dewaxing cauldron, utilize high-temperature steam to heat, make the wax matrix in the shell melt back flow out from the rim of a cup and realize dewaxing operation, the wax liquid that melts recycles, avoid causing the environmental pollution, but when the wax matrix in the shell melts, the wax liquid of the position under communicating with the pouring channel of pouring cup in the shell, can's the rim of a cup from pouring the rim of a cup department of a cup of a pouring and can's automatic outflow through pouring channel, simultaneously the various shapes of the wax liquid of some inside recess positions also can not lead to the subsequent casting after the baking of a cup to be followed by the influence.

Disclosure of Invention

The invention aims to provide a shell wax liquid evaporation device which can reduce the residual quantity of wax liquid in a shell, realize automatic and comprehensive dewaxing operation of the shell and ensure the quality of castings.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides a shell wax liquid evaporation plant, includes the dewaxing cauldron, be equipped with the admission pipe on the dewaxing cauldron, be equipped with the locomotive in the dewaxing cauldron, be equipped with a plurality of shell group trees on the locomotive, be equipped with the mouth that passes through that supplies the locomotive to pass in and out on the dewaxing cauldron, the inside of dewaxing cauldron is rotated and is connected with the support frame, be equipped with the spacing subassembly that the cooperation support frame used on the inside wall of dewaxing cauldron, the bottom of locomotive is equipped with a plurality of gyro wheels, the top rolling contact of gyro wheel and support frame, be equipped with the location fastener between the bottom of locomotive and the support frame, be equipped with the pouring cup on the shell group tree, be equipped with the sprue gate on the pouring cup, be equipped with the card hole that a plurality of cooperation pouring cups used on the locomotive, the card hole is along vertical through the locomotive, sprue gate and card hole intercommunication, there are a plurality of portal frames along vertical sliding connection on the support frame, the top of portal frame is equipped with the spacing groove that is used for fixing shell group tree, the bottom of locomotive is equipped with the water injection groove of a plurality of card hole intercommunication simultaneously, the top in the dewaxing cauldron is equipped with a plurality of water injection pipe.

Furthermore, a limiting ring is arranged at the bottom of the clamping hole, and the inner diameter of the limiting ring is smaller than the outer diameter of the pouring cup.

Furthermore, the positioning clamping piece comprises a clamping groove and a clamping plate, the clamping groove is fixed at the bottom of the mobile vehicle, the clamping plate is fixed at the top of the supporting frame, the clamping plate is in sliding connection with the clamping groove, and a clamping protrusion matched with the side wall of the clamping groove for use is arranged on the clamping plate.

Furthermore, the clamping plate is provided with a containing groove, the clamping protrusions are symmetrically connected in the containing groove in a rotating mode, a torsion spring is arranged between each clamping protrusion and the side wall of the containing groove, the side wall of each clamping groove is provided with a groove connected with the corresponding clamping protrusion in a clamping mode, and a power part for driving the clamping protrusions on the two sides to move towards the groove is arranged in the containing groove.

Furthermore, the power part is an eccentric wheel, a motor for driving the eccentric wheel to rotate is arranged in the accommodating groove, the eccentric wheel is located between the two clamping protrusions, and the side face of the eccentric wheel is in contact with the clamping protrusions on the two sides.

Furthermore, the clamping protrusions and the grooves are triangular and matched with each other.

Furthermore, the top of support frame symmetry is equipped with the guide way, the bottom of locomotive is equipped with the guide block, guide block and guide way sliding connection, the gyro wheel rotates the bottom of connecting at the guide block, gyro wheel roll connection is in the guide way.

Furthermore, be equipped with a plurality of sliding sleeves on the support frame, sliding connection is in the sliding sleeve respectively in the both sides of portal frame, and a plurality of portal frames pass through the connecting rod to be connected, be equipped with the telescopic link of vertical setting on the support frame, the connecting rod is connected with the expansion end of telescopic link, and the afterbody of pouring cup gets into the spacing inslot when portal frame slides from top to bottom.

Furthermore, the limiting assembly comprises a limiting rod and a limiting hole, the limiting rod is connected to the side wall of the dewaxing kettle in a sliding mode along the transverse direction, the limiting hole is formed in the supporting frame, and the limiting rod is movably connected with the limiting hole in an inserting mode.

Furthermore, the inner cavity of the dewaxing kettle is in a shape with a wide upper part and a narrow lower part.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention is characterized in that a moving vehicle is arranged in a dewaxing kettle, a shell tree group is arranged on the moving vehicle, the moving vehicle passes through a through hole to enter and exit the dewaxing kettle, so that dewaxing operation is smoother, the moving vehicle moves along a support frame through a roller after entering the dewaxing kettle, a limiting assembly is utilized to fix the final position of the moving vehicle, the cup opening of a casting cup of the shell tree group entering the dewaxing kettle faces downwards, steam introduced into a steam inlet pipe is utilized to heat the shell, so that a wax mold in the shell is automatically melted, primary separation of wax liquid and the shell is realized, most of wax liquid in a plurality of shells in the process is melted and then uniformly flows out through the casting opening of the shell tree group casting cup, and primary dewaxing is more efficient;

2. dewaxing until no wax liquid flows out, fixing the shell group tree on a moving vehicle by downwards sliding a portal frame, fixing the moving vehicle on a support frame by a limiting component, rotating the support frame at the moment to overturn the moving vehicle and the shell group tree, enabling a water injection groove at the bottom of the moving vehicle to be upward, enabling a cup opening of a pouring cup of the shell group tree to be upward, injecting water into the water injection groove by utilizing a water injection pipe, clamping the pouring cup of the shell group tree in a clamping hole, communicating a pouring opening on the shell group tree with the clamping hole, enabling water in the water injection groove to dispersedly flow into a plurality of shell group trees through a plurality of clamping holes and pouring openings, filling an inner cavity of each shell on the shell group tree, then continuously introducing steam to heat the shell group trees, melting residual wax liquid in the liquid level of the shell and floating on the water surface, wherein the height of all the wax liquid is higher than the communication position of the pouring opening and the shell, the liquid level of the wax liquid in the shell also descends along with the descending of the evaporation liquid level of the water at the pouring gate, the wax liquid flows into the pouring gate through the communication position when the wax liquid descends to the communication position of the pouring gate and the shell, the wax liquid is remained and deposited at the tail part of the pouring gate along with the completion of the evaporation of all the water, the transfer of the wax liquid in the shell towards the pouring gate is realized, the support frame is turned over immediately or turned over after the wax liquid is solidified, the cup mouth of the pouring cup is turned downwards after the mobile vehicle and the shell tree assembly are turned over, the wax liquid flows out along the pouring gate after being heated, the separation of the wax liquid in the shell from the inner cavity of the shell in a water evaporation mode is realized, the residual quantity of the wax liquid in the shell is greatly reduced, the whole process is realized in a dewaxing kettle, the effective recovery of the wax liquid is ensured, the pollution caused by the wax liquid overflowing and scattering into the environment is avoided, and the step of water evaporation and dewaxing can be automatically realized and repeated for many times, the high efficiency of dewaxing is ensured, so that the dewaxing is more thorough, and the quality of the casting is finally ensured.

Drawings

FIG. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 isbase:Sub>A cross-sectional view taken along the linebase:Sub>A-base:Sub>A of fig. 2 of the present invention.

Fig. 4 is a partially enlarged view of the portion B of fig. 3 according to the present invention.

Fig. 5 is a cross-sectional view taken along line C-C of fig. 2 of the present invention.

Fig. 6 is a cross-sectional view taken along line D-D of fig. 5 in accordance with the present invention.

Fig. 7 is a partially enlarged view of the portion E of fig. 5 according to the present invention.

Fig. 8 is a partially enlarged view of the portion F of fig. 6 according to the present invention.

Fig. 9 is a sectional view taken in the direction of G-G in fig. 2 of the present invention.

The reference numbers shown in the figures:

1. a dewaxing kettle; 2. a moving vehicle; 3. assembling a molded shell tree; 4. a through port; 5. a support frame; 6. a roller; 7. pouring a cup; 8. a pouring gate; 9. a clamping hole; 10. a gantry; 11. a limiting groove; 12. a water injection tank; 13. a water injection pipe; 14. a limiting ring; 15. a card slot; 16. clamping a plate; 17. clamping convex; 18. a containing groove; 19. a torsion spring; 20. a groove; 21. an eccentric wheel; 22. a motor; 23. a guide groove; 24. a guide block; 25. a sliding sleeve; 26. a connecting rod; 27. a telescopic rod; 28. a limiting rod; 29. and a limiting hole.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention can be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope defined by the present application.

The invention relates to a shell wax liquid evaporation device, the main structure of which comprises a dewaxing kettle 1, the dewaxing kettle 1 is of a relatively closed structure, a steam inlet pipe is arranged on the dewaxing kettle 1, steam for heating enters the interior of the dewaxing kettle 1 from the steam inlet pipe to heat a shell, so that a wax mold in the shell is melted into wax liquid and flows out, primary dewaxing operation is realized, a moving vehicle 2 is arranged in the dewaxing kettle 1, a plurality of shell tree sets 3 are arranged on the moving vehicle 2, the moving vehicle 2 is used for carrying the shell tree sets 3 to move, the shell tree sets 3 are inverted on the moving vehicle 2 outside the dewaxing kettle 1, a through port 4 for the moving vehicle 2 to enter and exit is arranged on the dewaxing kettle 1, the moving vehicle 2 passes through the through port 4 and then enters the interior of the dewaxing kettle 1, so that the shell tree sets 3 can move conveniently, the dewaxing treatment is more efficient, a support frame 5 is rotatably connected in the dewaxing kettle 1, specifically, a rotating shaft is rotatably arranged in a dewaxing kettle 1, a support frame 5 is fixed on the rotating shaft, the rotating shaft and the support frame 5 are driven to rotate by a motor, a limiting component matched with the support frame 5 is arranged on the inner side wall of the dewaxing kettle 1, the top of the support frame 5 is kept flush with a through hole 4 before a moving vehicle 2 enters the dewaxing kettle, the moving vehicle 2 conveniently enters the support frame 5 by moving the moving vehicle 2 at the moment, a shell tree 3 is in an inverted state, wax liquid flows into the dewaxing kettle 1 after the wax mold is heated and melted by steam to realize dewaxing treatment, a plurality of rollers 6 are arranged at the bottom of the moving vehicle 2, the rollers 6 are in rolling contact with the top of the support frame 5, and after the moving vehicle 2 enters the support frame 5, the moving vehicle can continuously move under the action of the rollers 6 until the moving vehicle 2 completely enters the dewaxing kettle 1, a positioning clamping piece is arranged between the bottom of the moving vehicle 2 and the support frame 5, the moving vehicle 2 is fixed by the positioning clamping piece after completely entering, the firmness of the turning motion of the subsequent moving vehicle 2 is ensured, a pouring cup 7 is arranged on the shell tree assembly 3, a pouring gate 8 is arranged on the pouring cup 7, the pouring gate 8 is simultaneously communicated with the inner cavities of a plurality of shells, the shell tree assembly 3 is inversely placed on the moving vehicle 2, when steam heats the shell tree assembly 3, a wax mold in the shells melts into wax liquid, then the wax liquid flows into the pouring gate 8 uniformly, and flows out of the pouring gate 8 to the inside of the dewaxing kettle 1, so that the concentrated recovery treatment of the wax liquid is realized;

when dewaxing is carried out until no wax liquid flows out, the wax liquid lower than the position where the pouring port 8 is communicated with the shell still remains in the shell, so that the residual quantity of the wax liquid is overlarge, a plurality of clamping holes 9 matched with the pouring cup 7 for use are formed in the moving vehicle 2, when the shell group tree 3 is inverted on the moving vehicle 2, the cup mouth of the pouring cup 7 is clamped and connected into the clamping hole 9, so that the primary limitation on the position of the shell group tree 3 is realized, the clamping hole 9 vertically penetrates through the moving vehicle 2, the pouring port 8 is communicated with the clamping hole 9, the wax liquid flows to the bottom of the dewaxing kettle 1 along the penetrating clamping hole 9 after flowing out of the pouring port 8, so that the wax liquid can be subjected to smooth centralized processing, a plurality of portal frames 10 are vertically and slidably connected to the support frame 5, the portal frames 10 are driven to slide up and down by an external driving structure, a limiting groove 11 for fixing the shell group tree 3 is formed in the top of the portal frames 10, after the wax liquid does not flow out any more, the limiting groove 11 is clamped with the tail part of the shell group tree 3 when the portal frame 10 slides downwards, the shell group tree 3 is fixed on the moving vehicle 2, the bottom of the moving vehicle 2 is provided with a water injection groove 12 which is simultaneously communicated with a plurality of clamping holes 9, the position, positioned above the water injection groove 12, of the top part in the dewaxing kettle 1 is provided with a plurality of water injection pipes 13, the limitation of the limiting component is removed, the support frame 5 is driven to rotate, the moving vehicle 2 and the shell group tree 3 on the support frame are driven to overturn, then the support frame 5 after overturning is fixed again by the limiting component, the water injection groove 12 is positioned below the water injection pipes 13 after overturning to the upper part, the water injection pipes 13 are used for injecting water into the water injection groove 12, water enters the pouring gate 8 of the shell group tree 3 after passing through the clamping holes 9 and then is gradually filled into the inner cavity of each shell, at the moment, steam is continuously introduced for heating the shell, the residual wax pattern in the shell is melted, the density of wax is less than that of water, the wax can float on the water surface in the shell, the wax liquid flows into the pouring gate 8 along with the water as the steam drives the evaporation of the water in the water injection groove 12, the liquid level in the pouring cup 7 is lowered, the liquid level in each shell communicated with the pouring gate is lowered along with the liquid level, when the liquid level is lowered to the position where the pouring gate 8 is communicated with the shell, the wax liquid in the shell flows into the pouring gate 8 from the shell, the wax liquid in the pouring gate 8 completely evaporates and remains at the tail of the pouring gate 8, the support frame 5 is turned over again or the support frame 5 is turned over after the wax liquid is solidified, the cup opening of the pouring cup 7 of the shell group tree 3 is downward, the wax liquid in the pouring gate 8 flows out along the cup opening of the pouring cup 7 by reheating of the steam, the residual wax liquid in the shell is transferred and separated, the steps of driving the wax liquid to be transferred and separated repeatedly for multiple times until the wax liquid flows out, the residual wax liquid in the shell is not needed to be separated, the continuous dewaxing kettle can be conveniently and the continuous dewaxing kettle, and the continuous dewaxing kettle can be conveniently and the continuous kettle, the continuous dewaxing kettle can be conveniently and the continuous kettle, and the continuous kettle can be conveniently recovered kettle.

Preferably, the bottom of card hole 9 is equipped with spacing ring 14, and spacing ring 14 welding or integrated into one piece fix the bottom in calorie hole 9, the internal diameter size of spacing ring 14 is less than the external diameter size of pouring cup 7, and the rim of a cup of pouring cup 7 gets into behind the card hole 9 and contacts with spacing ring 14, realizes the holistic support to shell group tree 3 for calorie hole 9 carries out effectual spacing and support to shell group tree 3, realizes the accurate intercommunication of card hole 9 and sprue gate 8, makes things convenient for the outflow of wax liquid and the water in the pouring groove 12 to pass card hole 9 and gets into in the sprue gate 8.

Preferably, the positioning clamping piece comprises a clamping groove 15 and a clamping plate 16, the clamping groove 15 is welded or fixed at the bottom of the moving vehicle 2 through bolts, the clamping plate 16 is welded or fixed at the top of the support frame 5 through bolts, the clamping plate 16 is connected with the clamping groove 15 in a sliding mode, a clamping protrusion 17 matched with the side wall of the clamping groove 15 in use is arranged on the clamping plate 16, when the roller 6 rolls and moves on the support frame 5 through the arrangement, the clamping groove 15 moves along the outer portion of the clamping plate 16, the moving vehicle 2 completely enters the dewaxing kettle 1, the fixing of the position of the moving vehicle 2 is achieved through the matching of the clamping protrusion 17 and the side wall of the clamping groove 15, the moving vehicle 2 is enabled to be stably connected with the support frame 5, and the moving and subsequent overturning operations of the moving vehicle 2 are enabled to be smoother and stable.

Preferably, be equipped with storage tank 18 on the cardboard 16, the protruding 17 symmetry of card is connected in storage tank 18 through round pin axle or hinge rotation, be equipped with torsional spring 19 between protruding 17 of card and the storage tank 18 lateral wall, the protruding 17 of card keeps in the inside of storage tank 18 under torsional spring 19's effect, be equipped with the recess 20 with protruding 17 joint of card on the draw-in groove 15 lateral wall, be equipped with the protruding 17 of card of drive both sides towards the power part of recess 20 motion in the storage tank 18, after the removal of locomotive 2 targets in place, utilize the protruding 17 of card of power part drive both sides to rotate towards recess 20 and be connected with recess 20 joint, realize cardboard 16 and draw-in groove 15 relatively fixed to make locomotive 2 realize fixed with the location of support frame 5, simple structure, convenient operation, cardboard 16 and draw-in groove 15's joint or separation are very convenient, have improved the efficiency of carrying out fixed operation to locomotive 2.

Preferably, the power part is eccentric wheel 21, be equipped with drive eccentric wheel 21 pivoted motor 22 in the storage tank 18, specific eccentric wheel 21 welding or bolt fastening are on motor 22's output shaft, eccentric wheel 21 is located between two calorie of protruding 17, the side of eccentric wheel 21 contacts with the card protruding 17 of both sides, rotation through eccentric wheel 21 for when its minor axis contacts with card protruding 17, two calorie of protruding 17 relative motion, card protruding 17 hides in storage tank 18's inside under torsional spring 19's effect, when needing to fix locomotive 2, motor 22 drive eccentric wheel 21 rotates, make major axis and the contact of calorie of protruding 17, force two calorie of protruding 17 back of the body move to stretch out storage tank 18 back and groove 20 joint, and the existence of major axis can keep the joint state of calorie of protruding 17 and groove 20, make the cooperation of calorie of protruding 17 and groove 20 more high-efficient and firm.

Preferably, card protruding 17 and recess 20 are the triangle-shaped of cooperation use, and the triangular structure makes the joint cooperation of card protruding 17 and recess 20 more firm, and card protruding 17 can not produce the motion with the lateral wall of recess 20 when rotating by the power component drive and interfere, has guaranteed accuracy and the fluency to the locomotive 2 position location.

Preferably, the top symmetry of support frame 5 is equipped with guide way 23, the bottom of locomotive 2 is equipped with guide block 24, guide block 24 and guide way 23 sliding connection, specific both are the T type that the cooperation was used, gyro wheel 6 rotates the bottom of connecting at

guide block

24, 6 rolling connection of gyro wheel are in guide way 23, when realizing locomotive 2 relative movement 5 relative movement of support frame, the restriction of guide block 23 to 24 positions of guide block makes the removal of locomotive 2 on support frame 5 more firm, and realizes the fixed of locomotive 2 and support frame 5 on vertical position, and locomotive 2 can not follow support frame 5 landing when subsequent support frame 5 overturns, has guaranteed the steadiness for support frame 5 after locomotive 2 and the upset of type shell group tree 3.

Preferably, welding or bolt fastening have a plurality of sliding sleeves 25 on support frame 5, sliding connection is in sliding sleeve 25 respectively in the both sides of portal frame 10, and a plurality of portal frames 10 pass through connecting rod 26 welding or bolted connection, be equipped with the telescopic link 27 of vertical setting on support frame 5, it is all can specifically to use electric jar or cylinder structure, connecting rod 26 is connected with the expansion end of telescopic link 27, and the afterbody of pouring cup 7 gets into spacing groove 11 when portal frame 10 slides from top to bottom, utilizes telescopic link 27 drive a plurality of portal frames 10 simultaneously downward sliding movement for spacing groove 11 cover is established and is realized fixed in the restriction of vertical direction to the module tree 3 position in the outside of pouring cup 7 afterbody, combines to pour the connection of cup 7 rim of a cup and calorie hole 9, makes the whole of module tree 3 more firm for locomotive 2 when support frame 5 overturns, avoids shaking or dropping of module tree 3, guarantees the smoothness nature of whole wax-liquid separation process.

Preferably, the limiting component comprises a limiting rod 28 and a limiting hole 29, the limiting rod 28 is connected to the side wall of the dewaxing kettle 1 in a transverse sliding mode, an electric cylinder or an air cylinder can be used for driving to slide, the limiting hole 29 is formed in the support frame 5, the limiting rod 28 is movably connected with the limiting hole 29 in an inserting mode, the limiting rod 28 is connected with or separated from the limiting hole 29 in the support frame 5 in a sliding mode through the transverse sliding of the limiting rod 28, and therefore the position of the support frame 5 before and after overturning is accurately fixed, the structure is simple, operation is convenient, and the limiting effect of the support frame 5 is firmer.

Preferably, the inner cavity of the dewaxing kettle 1 is in a shape with a wide upper part and a narrow lower part, so that the flowing wax liquid can be concentrated at the bottom of the dewaxing kettle 1, and the wax liquid can be concentrated and efficiently flowed out along a wax liquid outlet arranged at the bottom, and the concentrated collection and subsequent treatment operation of the wax liquid are facilitated.

The working principle is as follows: the invention sets up the locomotive 2 in dewaxing the kettle 1, the group tree of shell 3 is set up on the locomotive 2, realize the locomotive 2 gets in and out of dewaxing the kettle 1 after passing through the mouth 4, make the dewaxing operation smoother, the locomotive 2 moves along the support frame 5 through the gyro wheel 6 after entering the dewaxing kettle 1, and utilize the spacing assembly to fix the final position of the locomotive 2, the cup mouth of the pouring cup 7 of the group tree of shell 3 entering the dewaxing kettle 1 is downward, utilize the steam that is introduced into in the steam inlet pipe to heat the shell, make the wax mould inside the shell melt automatically, realize the preliminary separation of wax liquid and shell, most wax liquid flows out through pouring gate 8 of the pouring cup 7 of the group tree 3 of shell uniformly after melting in this process in a plurality of shells, the preliminary dewaxing is more high-efficient; dewaxing is carried out until no wax liquid flows out, the gantry is slid downwards to fix the shell group trees on the moving vehicle, the moving vehicle 2 is fixed on the support frame 5 by the limiting component, the support frame 5 is rotated at the moment, the moving vehicle 2 and the shell group trees 3 are turned over, the water injection groove 12 at the bottom of the moving vehicle 2 is upward, the cup opening of the pouring cup 7 of the shell group tree 3 is upward, water is injected into the water injection groove 12 by using the water injection pipe 13, the pouring cup 7 of the shell group tree 3 is clamped in the clamping hole 9, the pouring opening 8 on the shell group tree 3 is communicated with the clamping hole 9, the arrangement enables water in the water injection groove 12 to dispersedly flow into a plurality of shell group trees 3 through the plurality of clamping holes 9 and the pouring opening 8, the inner cavity of each shell on the shell group tree 3 is filled, then steam is continuously introduced to heat the shell group trees, so that residual wax liquid in the shell is melted and floats on the water surface, at the moment, the liquid level of all the wax liquid is higher than the communication position of the pouring port 8 and the shell, the liquid level of the wax liquid in the shell also descends along with the descending of the evaporation liquid level of the moisture at the pouring port 8, when the wax liquid descends to the communication position of the pouring port 8 and the shell, the wax liquid flows into the pouring port 8 through the communication position, the wax liquid is remained and deposited at the tail part of the pouring port 8 along with the completion of the evaporation of all the moisture, the transfer of the wax liquid in the shell towards the pouring port 8 is realized, at the moment, the support frame 5 is immediately turned or turned after the solidification of the wax liquid, the cup mouth of the pouring cup 7 is downward after the movable trolley 2 and the shell assembly tree 3 are turned, the wax liquid flows out along the pouring port 8 after being heated, the separation of the wax liquid in the shell from the inner cavity of the shell in a moisture evaporation mode is realized, the residual quantity of the wax liquid in the shell is greatly reduced, the whole process is realized in the dewaxing kettle 1, and the effective recovery of the wax liquid is ensured, the pollution caused by the wax liquid overflowing and scattering to the environment is avoided, the water evaporation dewaxing step can be automatically realized and repeated for many times, the dewaxing efficiency is ensured, the dewaxing is more thorough, and the quality of the casting is finally ensured.

Claims

1. The utility model provides a shell wax liquid evaporation plant, includes dewaxing cauldron (1), be equipped with the admission pipe on dewaxing cauldron (1), be equipped with locomotive (2) in dewaxing cauldron (1), be equipped with a plurality of shell group trees (3) on locomotive (2), be equipped with on dewaxing cauldron (1) and supply through mouth (4) of locomotive (2) business turn over, its characterized in that: the inside of dewaxing cauldron (1) rotates and is connected with support frame (5), be equipped with the spacing subassembly that cooperation support frame (5) used on the inside wall of dewaxing cauldron (1), the bottom of locomotive (2) is equipped with a plurality of gyro wheels (6), the top roll contact of gyro wheel (6) and support frame (5), be equipped with the location fastener between the bottom of locomotive (2) and support frame (5), be equipped with pouring cup (7) on shell group tree (3), be equipped with sprue gate (8) on pouring cup (7), be equipped with card hole (9) that a plurality of cooperation pouring cup (7) used on locomotive (2), card hole (9) are along vertical carriage (2) that runs through, sprue gate (8) and card hole (9) intercommunication, there are a plurality of portal frames (10) along vertical sliding connection on support frame (5), the top of portal frame (10) is equipped with and is used for fixing spacing groove (11) to shell group tree cauldron (3), the bottom of locomotive (2) is equipped with a plurality of water injection holes (9) simultaneously and water injection groove (12) top that communicate is equipped with a plurality of water injection groove (12) dewaxing pipe top (12) are located a plurality of dewaxing pipe (12).

2. The apparatus of claim 1, further comprising: the bottom of the clamping hole (9) is provided with a limiting ring (14), and the inner diameter of the limiting ring (14) is smaller than the outer diameter of the pouring cup (7).

3. The apparatus of claim 1, further comprising: the positioning clamping piece comprises a clamping groove (15) and a clamping plate (16), the clamping groove (15) is fixed at the bottom of the moving vehicle (2), the clamping plate (16) is fixed at the top of the support frame (5), the clamping plate (16) is in sliding connection with the clamping groove (15), and a clamping protrusion (17) matched with the side wall of the clamping groove (15) and used is arranged on the clamping plate (16).

4. The apparatus of claim 3, wherein: be equipped with storage tank (18) on cardboard (16), the rotation of card arch (17) symmetry is connected in storage tank (18), be equipped with torsional spring (19) between card arch (17) and storage tank (18) lateral wall, be equipped with recess (20) with the protruding (17) joint of card on draw-in groove (15) lateral wall, be equipped with the power spare that drives the protruding (17) of card of both sides and move towards recess (20) in storage tank (18).

5. The apparatus of claim 4, wherein: the power part is an eccentric wheel (21), a motor (22) for driving the eccentric wheel (21) to rotate is arranged in the accommodating groove (18), the eccentric wheel (21) is located between the two clamping protrusions (17), and the side face of the eccentric wheel (21) is in contact with the clamping protrusions (17) on the two sides.

6. The apparatus of claim 4, wherein: the clamping protrusions (17) and the grooves (20) are triangular in matched use.

7. The apparatus of claim 1, wherein: the top symmetry of support frame (5) is equipped with guide way (23), the bottom of locomotive (2) is equipped with guide block (24), guide block (24) and guide way (23) sliding connection, gyro wheel (6) rotate the bottom of connecting at guide block (24), gyro wheel (6) roll connection is in guide way (23).

8. The apparatus of claim 1, further comprising: be equipped with a plurality of sliding sleeves (25) on support frame (5), sliding connection is in sliding sleeve (25) respectively in the both sides of portal frame (10), and a plurality of portal frames (10) are connected through connecting rod (26), be equipped with telescopic link (27) of vertical setting on support frame (5), connecting rod (26) are connected with the expansion end of telescopic link (27), and the afterbody of pouring cup (7) gets into in spacing groove (11) when portal frame (10) slide from top to bottom.

9. The apparatus of claim 1, further comprising: the limiting component comprises a limiting rod (28) and a limiting hole (29), the limiting rod (28) is connected to the side wall of the dewaxing kettle (1) in a transverse sliding mode, the limiting hole (29) is formed in the supporting frame (5), and the limiting rod (28) is movably connected with the limiting hole (29) in an inserted mode.

10. The apparatus of claim 1, wherein: the inner cavity of the dewaxing kettle (1) is in a shape with a wide upper part and a narrow lower part.