Mould for combining pouring cup and pouring system for single crystal blade

Abstract

The utility model provides a pouring cup for a single crystal blade and a die for combining a pouring system, which relate to the technical field of single crystal blades and comprise a bottom disc die and a pouring cup die, the bottom disc die comprises a first upper die and a first lower die, and a first wax inlet nozzle is arranged at the front end of one side, close to each other, of the first upper die and the first lower die. According to the utility model, the first disc module is produced through the bottom disc mold, then the internal threaded hole is formed in the middle of the interior of the first disc module through positioning of the external threaded rod, then the second threaded rod module is produced through the pouring cup mold, and the second threaded rod module is produced through the internal thread in the pouring cup mold. And an external thread is formed on the outer side of the second threaded rod module, so that the second threaded rod module realizes rapid and accurate combination work between the two wax blocks through the external thread and the internal threaded hole of the first disc module, and the combination efficiency of the pouring system and the uniformity of the size of the pouring system are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to single crystal blade technical field, specifically, relate to a single crystal blade is with pouring cup and pouring system combination use mould. BACKGROUND

[0002] The turbine of aero-engine and gas turbine is the important part of high temperature, high pressure gas energy conversion into rotor mechanical work, the rotor blade is connected with the turbine disc by tenon, and it is in high temperature, high corrosion working environment for a long time, which requires the rotor blade to have excellent mechanical properties and high temperature resistance, corrosion resistance, the rotor blade usually adopts nickel base, cobalt base and other high temperature alloy, and is obtained through investment casting, modern aero-engine and gas turbine rotor blade uses single crystal blade more and more to improve the engine performance, and for investment casting process to manufacture rotor blade, higher qualified rate and yield rate are the unchanging pursuit of enterprises, but in the pouring process, the complete pouring system is usually constructed by positioning the pouring system through the manually made wax stick, and when the manually made wax stick is combined, manual combination is usually relied on, this process not only consumes time and effort, but also is easily affected by human factors, leading to inaccurate and poor consistency of the combined pouring system wax piece, and further affecting the final quality of the blade, therefore, the utility model provides a single crystal blade pouring cup and pouring system combination mold to solve the above problems. SUMMARY

[0003] The utility model discloses a single crystal blade pouring cup and pouring system combination mold, solves the problem that in the process of making pouring system, the pouring system is made through manual wax stick, and the complete pouring system is constructed, and when the wax piece is combined, manual combination is usually relied on, this process not only consumes time and effort, but also is easily affected by human factors, leading to inaccurate and poor consistency of the combined pouring system wax piece, and further affecting the final quality of the blade.

[0004] To achieve the above object, the utility model takes the technical scheme that:

[0005] A single crystal blade pouring cup and pouring system combination mold, including bottom disc mould and pouring cup mould, the bottom disc mould includes first upper die and first lower die, the first upper die and first lower die are equipped with first wax inlet on the front end of the side that is close to each other, first disc module is installed between the first upper die and first lower die, the pouring cup mould includes second upper die and second lower die, the second upper die and second lower die are equipped with second pouring port on the front end of the side that is close to each other, second threaded rod module is installed between the second upper die and second lower die.

[0006] As preferred, two sides of the first upper die are respectively provided with first handles, and the first lower die is internally provided with a bottom disc module.

[0007] As preferred, the upper end of the bottom disc module is provided with a plurality of pre-gates, and the inner part of each pre-gate is provided with an externally threaded rod.

[0008] As preferred, the two ends of the front and rear sides of the second upper die are respectively provided with second handles, and one end of the second upper die and the second lower die is provided with an internal thread, and the external thread is connected with the second threaded rod module.

[0009] As preferred, the internal end of the second threaded rod module and the end close to the external thread are provided with a middle sprue tube puller, and the internal end of the second upper die and the second lower die and the end away from the internal thread are provided with a shaping puller, which is connected with the internal end of the second threaded rod module, and the shaping puller is connected with the middle sprue tube puller.

[0010] As preferred, the internal end of the second threaded rod module is provided with a connecting block, the end of the shaping puller close to the connecting block is provided with a first threaded rod, the first threaded rod is screw-connected with the internal end of the connecting block, the end of the connecting block close to the middle sprue tube puller is provided with a second threaded rod, and the second threaded rod is screw-connected with the internal end of the middle sprue tube puller.

[0011] As preferred, the internal end of the second upper die and the second lower die close to the shaping puller is provided with an auxiliary shaping puller, the auxiliary shaping puller is connected with the second threaded rod module, one side of the sprue cup mold is provided with a top limiting block through screw connection, and the top limiting block is connected with the shaping puller.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] (1) In the utility model, the first disc module is produced through the bottom disc mold, then the internal middle of the first disc module is formed with an internal thread hole through the positioning of the externally threaded rod, then the second threaded rod module is produced through the sprue cup mold, and the external thread is formed on the outer side of the second threaded rod module through the internal thread in the sprue cup mold, so that the second threaded rod module is combined with the first disc module through the external thread and the internal thread hole, the combination efficiency of the gating system is improved, and the uniformity of the size of the gating system is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a bottom disc mold overall structure schematic view of the utility model a single crystal blade uses sprue cup and gating system combination die.

[0015] Figure 2 This is an exploded view of the bottom disc mold of a mold for assembling a pouring cup and a pouring system for a single crystal blade according to the present invention.

[0016] Figure 3 This is a reverse-explosion diagram of the bottom disc mold of a mold for assembling a pouring cup and a pouring system for a single crystal blade according to the present invention.

[0017] Figure 4 This is a schematic diagram of the overall structure of the pouring cup mold for a single crystal blade and a mold for assembling a pouring system according to the present invention.

[0018] Figure 5 This is a front view structural diagram of the pouring cup mold for a single crystal blade and a mold for assembling a pouring system according to the present invention.

[0019] Figure 6 This is a side view of the mold structure of the pouring cup for a single crystal blade and the mold for assembling the pouring system according to the present invention.

[0020] Figure 7 This utility model relates to a mold for assembling a pouring cup and a gating system for single-crystal blades. Figure 5 Schematic diagram of the cross-sectional structure at point AA;

[0021] Figure 8 This utility model relates to a mold for assembling a pouring cup and a gating system for single-crystal blades. Figure 6 Schematic diagram of the cross-sectional structure at point BB.

[0022] In the diagram: 1. Bottom disc mold; 101. First upper mold; 102. First lower mold; 2. First handle; 3. First wax inlet; 4. Bottom disc module; 401. Pre-sprue; 5. First disc module; 6. Sprue cup mold; 601. Second upper mold; 602. Second lower mold; 7. Second handle; 8. Second sprue; 9. Second threaded rod module; 10. Injection tube pull block; 11. Top limiting block; 12. Shaping pull block; 13. Auxiliary molding pull block; 14. First threaded rod; 15. Connecting block; 16. Second threaded rod. Detailed Implementation

[0023] The technical solutions of this utility model will be clearly and completely described below with reference to the embodiments of this utility model. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of this utility model.

[0024] As Figures 1 to 8 The utility model discloses a kind of sprue cup and pouring system combination mould for single crystal blade, including bottom disc mould 1 and sprue cup mould 6, bottom disc mould 1 includes first upper die 101 and first lower die 102, first upper die 101 and first lower die 102 are mutually close one side and are provided with first wax inlet 3 in front end, first upper die 101 and first lower die 102 between are equipped with first disc module 5, sprue cup mould 6 includes second upper die 601 and second lower die 602, second upper die 601 and second lower die 602 are mutually close one side and are provided with second pouring mouth 8 in front end, second upper die 601 and second lower die 602 between are equipped with second threaded rod module 9.

[0025] As Figure 2 With Figure 3 Another embodiment of the utility model, first upper die 101 two sides are respectively equipped with first handle 2, first lower die 102 is equipped with bottom disc module 4 in its interior, bottom disc module 4 and first disc module 5 between are inlaid, and the upper end of bottom disc module 4 is equipped with several pre-sprue 401, and the inner portion of pre-sprue 401 is respectively equipped with external thread rod.

[0026] User first bottom disc module 4 is placed in the interior of first lower die 102, then user is again fitted with external thread rod to the interior of pre-sprue 401, then after installation is completed, user can be first upper die 101 is closed, and first upper die 101 and first lower die 102 between are inlaid, then user is through bolt and is formed integrally between first upper die 101 and first lower die 102, then user can be along first wax inlet 3 and is injected into the interior of bottom disc mould 1, and let wax liquid cool and form in the interior of bottom disc mould 1.

[0027] As Figures 4 to 8As shown in another embodiment of the utility model, two ends of the second upper die 601 are respectively provided with second handles 7, one end of the second upper die 601 and the second lower die 602 are provided with internal threads, and the external thread and the second threaded rod module 9 are attached, the internal thread of the second threaded rod module 9 and the end close to the external thread are clamped and installed with the middle injection tube extraction block 10, the internal thread of the second upper die 601 and the second lower die 602 and the end away from the internal thread are clamped and installed with the shaping extraction block 12, the shaping extraction block 12 is clamped and installed in the internal thread of the second threaded rod module 9, and the shaping extraction block 12 is connected with the middle injection tube extraction block 10, the internal thread of the second threaded rod module 9 is clamped and installed with the connecting block 15, the end of the shaping extraction block 12 close to the connecting block 15 is installed with the first threaded rod 14, the first threaded rod 14 is clamped and installed in the internal thread of the connecting block 15, the end of the connecting block 15 close to the middle injection tube extraction block 10 is installed with the second threaded rod 16, the second threaded rod 16 is installed in the internal thread of the middle injection tube extraction block 10, the internal thread of the second upper die 601 and the second lower die 602 and the end close to the shaping extraction block 12 are installed with the auxiliary shaping extraction block 13, the auxiliary shaping extraction block 13 is clamped and connected with the second threaded rod module 9, one side of the sprue cup mold 6 is installed with the top limiting block 11 through the thread, and the top limiting block 11 is attached with the shaping extraction block 12.

[0028] The user first installs the shaping extraction block 12 and the connecting block 15 through the first threaded rod 14, then the user installs the middle injection tube extraction block 10 and the connecting block 15 through the second threaded rod 16, so that the shaping extraction block 12, the connecting block 15 and the middle injection tube extraction block 10 form an integral whole, then the user installs the auxiliary shaping extraction block 13 in the internal thread of the second lower die 602, then the user inserts the shaping extraction block 12, the connecting block 15 and the middle injection tube extraction block 10 which form an integral whole into the internal thread of the auxiliary shaping extraction block 13, then the user can close the second upper die 601, so that the second upper die 601 and the second lower die 602 form an integral whole, and the shaping extraction block 12 is clamped and positioned, so that it is stably located in the internal thread of the second upper die 601 and the second lower die 602, finally, the top limiting block 11 is installed through the thread, the top limiting block 11 and the shaping extraction block 12 are attached, so that the shaping extraction block 12 is stably positioned, the stability is improved, and finally the wax liquid can enter the internal thread of the sprue cup mold 6 along the second pouring port 8, so that it is cooled and formed through the limiting of the shaping extraction block 12, the connecting block 15, the middle injection tube extraction block 10 and the auxiliary shaping extraction block 13.

[0029] The working principle of the mold for the sprue cup and the pouring system combination for the single crystal blade is as follows:

[0030] In use, first, the user places the bottom disc module 4 into the first lower mold 102, then the user installs the outer threaded rods into the pre-runner 401, and then the user closes the first upper mold 101 to make it adhere to the first lower mold 102, and then the user forms an integral body between the first upper mold 101 and the first lower mold 102 through bolts, and then the user injects the wax liquid into the bottom disc mold 1 through the first wax inlet 3, and then the user installs the shaping draw block 12 and the connecting block 15 through the first threaded rod 14, and then the user installs the middle injection pipe draw block 10 and the connecting block 15 through the second threaded rod 16, so that the shaping draw block 12, the connecting block 15 and the middle injection pipe draw block 10 form an integral body, and then the user installs the auxiliary shaping draw block 13 in the second lower mold 602, and then the user inserts the integral shaping draw block 12, the connecting block 15 and the middle injection pipe draw block 10 into the auxiliary shaping draw block 13, and then the user closes the second upper mold 601 to make it adhere to the second lower mold 602, and at the same time, the shaping draw block 12 is clamped and positioned to stably locate in the second upper mold 601 and the second lower mold 602, and finally, the top limiting block 11 is installed through threads to adhere to the shaping draw block 12 to stably position the shaping draw block 12 and improve its stability, and finally, the wax liquid is injected into the runner cup mold 6 through the second runner 8, and then the shaping draw block 12, the connecting block 15, the middle injection pipe draw block 10 and the auxiliary shaping draw block 13 are cooled and formed, and finally, the first disc module 5 and the second threaded rod module 9 are cooled and formed, and then the user takes them out, and then the user combines and installs the first disc module 5 and the second threaded rod module 9 through the outer threads on the outer side of the second threaded rod module 9 and the inner threaded holes in the first disc module 5, which can improve the overall combination efficiency and precision.

[0031] Obviously, the above embodiments of the present application are only examples for clearly illustrating the present application, and are not a limitation on the embodiments of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description, and all the embodiments cannot be exhausted here, and any changes or variations derived from the technical solutions of the present application still fall within the protection scope of the present application.

Claims

1. A mold for a single crystal blade with a gate cup and a gating system combination, comprising a bottom disc mold (1) and a gate cup mold (6), characterized in that: The bottom disc mold (1) comprises a first upper die (101) and a first lower die (102), the first upper die (101) and the first lower die (102) are provided with a first wax inlet (3) at the front end of the side close to each other, a first disc module (5) is installed between the first upper die (101) and the first lower die (102), the gate cup mold (6) comprises a second upper die (601) and a second lower die (602), the second upper die (601) and the second lower die (602) are provided with a second gate (8) at the front end of the side close to each other, and a second threaded rod module (9) is installed between the second upper die (601) and the second lower die (602).

2. A mold for a sprue cup and gating system combination for a single crystal blade according to claim 1, characterized in that: The first upper die (101) is provided with a first handle (2) on both sides, and the first lower die (102) is provided with a bottom disc module (4) in the inside.

3. A mold for a sprue cup and gating system combination for a single crystal blade according to claim 2, characterized in that: The upper end of the bottom disc module (4) is provided with a plurality of pre-gates (401), and the inner part of the pre-gate (401) is provided with an external threaded rod.

4. A mold for a sprue cup and gating system combination for a single crystal blade according to claim 1, characterized in that: The second upper die (601) is provided with a second handle (7) at both ends of the front and rear sides, and the second upper die (601) and the second lower die (602) are provided with an internal thread at one end, and the external thread and the second threaded rod module (9) are attached.

5. A mold for a sprue cup and gating system combination for a single crystal blade according to claim 1, characterized by: The second threaded rod module (9) is provided with a middle sprue puller (10) at one end close to the external thread in the inside, the second upper die (601) and the second lower die (602) are provided with a shaping puller (12) at one end away from the internal thread in the inside, the shaping puller (12) is attached in the inside of the second threaded rod module (9), and the shaping puller (12) is connected with the middle sprue puller (10).

6. A mold for a sprue cup and gating system combination for a single crystal blade according to claim 5, characterized in that: The second threaded rod module (9) is provided with a connecting block (15) in the inside, the shaping puller (12) is provided with a first threaded rod (14) at one end close to the connecting block (15), the first threaded rod (14) is attached in the inside of the connecting block (15) through threads, the connecting block (15) is provided with a second threaded rod (16) at one end close to the middle sprue puller (10), and the second threaded rod (16) is attached in the inside of the middle sprue puller (10) through threads.

7. A mold for a sprue cup and gating system combination for a single crystal blade according to claim 5, characterized in that: The second upper die (601) and the second lower die (602) are provided with an auxiliary shaping puller (13) at one end close to the shaping puller (12) in the inside, the auxiliary shaping puller (13) is connected with the second threaded rod module (9), one side of the gate cup mold (6) is provided with a top limiting block (11) through threads, and the top limiting block (11) is attached with the shaping puller (12).

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