CN213002503U - Gas-matched hollow casting mold of rock drill - Google Patents
Gas-matched hollow casting mold of rock drill Download PDFInfo
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- CN213002503U CN213002503U CN202021100645.XU CN202021100645U CN213002503U CN 213002503 U CN213002503 U CN 213002503U CN 202021100645 U CN202021100645 U CN 202021100645U CN 213002503 U CN213002503 U CN 213002503U
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- mould
- die body
- rock drill
- gas
- hollow casting
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Abstract
The utility model belongs to the technical field of the supporting gas of rock drill, a supporting gas cavity foundry goods mould of rock drill is disclosed, with the technological problem who exists in the supporting gas preparation of solving prior art rock drill, this mould includes first mould, the second mould, first mould include first last mould and with first last mould cooperation first die body of installation, the closure plate is installed to the lateral part of first last mould body, the bottom cooperation of going up the closure plate is equipped with down the closure plate, first last mould body, first die body, be equipped with big core in the cavity that goes up closure plate and lower closure plate and constitute, the second mould includes mould on the second, mould under the second, mould body in being equipped with between the lower part outside of mould on the second and the upper portion outside of mould under the second, the utility model discloses a mould adopts the design of secondary mould, then two parts make up out hollow portion, form complete foundry goods. The problem that machining and conventional design of castings cannot be achieved is solved, hollow castings are produced, and production requirements are met.
Description
Technical Field
The utility model relates to a supporting gaseous technical field of rock drill, concretely relates to supporting gaseous cavity foundry goods mould of rock drill.
Background
The gas for the rock drill is a hollow casting, if the gas is made into a solid casting, the hollow part cannot be machined because the gas cannot feed, and if the gas is designed according to a conventional casting, the hollow part cannot be machined because a core cannot be taken out, so that the technical problem cannot be solved in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem existing in the gas preparation of the rock drill in the prior art, and providing a gas preparation hollow casting mould of the rock drill capable of producing hollow castings.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a gas-matched hollow casting mould for a rock drill comprises a first mould and a second mould;
the first die comprises a first upper die body and a first lower die body which is matched with the first upper die body and is detachably mounted, an upper blocking plate is detachably mounted at the side part of the first upper die body, a lower blocking plate which is detachably mounted with the first lower die body is matched and mounted at the bottom of the upper blocking plate, a large core is mounted in a cavity formed by the first upper die body, the first lower die body, the upper blocking plate and the lower blocking plate, a handle is mounted on one side of an inner cavity of the large core, and a first large core shaft is mounted on the other side of the inner cavity of the large core;
the second die comprises a second upper die body and a second lower die body which are detachably mounted in a matched mode, a middle die body is arranged between the outer side of the lower portion of the second upper die body and the outer side of the upper portion of the second lower die body, a second large mandrel is arranged at the center of the second upper die body and the center of the second lower die body, and a second small mandrel is further arranged in the second upper die body and the second lower die body.
Furthermore, a first notch is formed in the first upper die body, a second notch corresponding to the first notch is formed in the first lower die body, and the flat core is clamped in the first notch and the second notch.
Furthermore, an embedding sleeve is embedded in the center of one side of the lower portion of the first lower die body, a pin hole is formed in one side of the lower portion of the large core, and a first small core shaft is installed in the pin hole and the embedding sleeve.
Furthermore, a first cavity is formed in the inner side of the second upper die body at intervals, and a second cavity corresponding to the first cavity is formed in the inner side of the second lower die body at intervals.
Furthermore, the two sides of the first upper die body are provided with first edges, the two sides of the first lower die body are provided with a pair of second edges, a first pin shaft is arranged between the two second edges, a first annular screw is sleeved on the first pin shaft, and the upper end of the first annular screw penetrates through the first edges and is fastened and assembled by a first star-shaped nut.
Furthermore, a first key groove is formed in the large core, second key grooves corresponding to the first key grooves are formed in the upper blocking plate and the lower blocking plate, and keys are installed in the first key grooves and the second key grooves.
Furthermore, the first lower die body and the flat plate core are positioned through a bolt, and limiting bulges are further arranged on two sides of the flat plate core.
Furthermore, the first upper die body and the upper blocking plate and the first lower die body and the lower blocking plate are fastened through hexagon socket head cap bolts, and a first positioning pin is further arranged between the first upper die body and the first lower die body.
Furthermore, a pair of third connecting bulges is arranged on two sides of the lower portion of the second lower die body, a second pin shaft is arranged between the two third connecting bulges, a second annular screw is sleeved on the second pin shaft, and the upper end of the second annular screw penetrates through the fourth connecting bulges arranged on two sides of the second upper die body and then is fastened and assembled through a second star-shaped nut.
Furthermore, notches are formed in two sides of the interior of the middle die body, and a second positioning pin is further arranged between the second upper die body and the second lower die body.
Compared with the prior art, the utility model, following beneficial effect has:
the external wax pattern of the casting is firstly pressed by the first mould, and then the internal wax pattern of the casting is pressed by the second mould, and the two parts are combined to form a hollow part, so that the wax pattern of the complete hollow casting is formed, and the hollow casting is produced.
The utility model discloses a process design-mould manufacturing-die mould pressing-group type-system shell-casting-clearance-warehouse entry. And the casting mold adopts a secondary mold design: the first mould presses the external wax pattern of the casting. And the second mould presses the wax pattern in the casting. Then the two parts are combined to form a hollow part, and a complete casting is formed. The casting belongs to a part of an YGZ100 type guide rail type rotary rock drill, solves the problem that machining and conventional design of the casting cannot be realized, produces a hollow casting and meets the production requirement.
Drawings
Fig. 1 is a front view of a first mold of the present invention;
fig. 2 is a top view of the first mold of the present invention;
fig. 3 is a left side view of the first mold of the present invention;
fig. 4 is a front view of a first upper mold body according to the present invention;
FIG. 5 is a top view of a first upper mold body according to the present invention;
fig. 6 is a left side view of the first upper mold body of the present invention;
fig. 7 is a cross-sectional view of a first upper mold body of the present invention;
fig. 8 is a front view of the upper blocking plate of the present invention;
fig. 9 is a top view of the upper blocking plate of the present invention;
FIG. 10 is a front view of a first bottom mold of the present invention;
FIG. 11 is a top view of a first bottom mold body of the present invention;
fig. 12 is a left side view of the first lower mold body of the present invention;
FIG. 13 is a cross-sectional view of a first bottom mold body of the present invention;
FIG. 14 is a schematic view of a flat core of the present invention;
fig. 15 is a sectional view taken along line a-a of fig. 14 in accordance with the present invention;
FIG. 16 is a schematic view of a large core according to the present invention;
FIG. 17 is a sectional view taken along line B-B of FIG. 16;
fig. 18 is a front view of a second mold of the present invention;
fig. 19 is a top view of a second mold of the present invention;
FIG. 20 is a front view of a second upper mold body according to the present invention;
FIG. 21 is a cross-sectional view C-C of FIG. 20;
FIG. 22 is a cross-sectional view D-D of FIG. 20;
FIG. 23 is a schematic view of a mold body according to the present invention;
FIG. 24 is a front view of a second lower mold body according to the present invention
FIG. 25 is a sectional view taken along line E-E of FIG. 24.
The reference numerals have the following meanings: 1. a first pin shaft; 2. a first ring screw; 3. a first star nut; 4. a second keyway; 5. a key; 6. a hexagon socket head cap screw; 7. a pin; 8. a first large mandrel; 9. a first small mandrel; 10. sleeving; 11. a first upper mold body; 12. an upper blocking plate; 13. a first locking screw; 14. a first lower mold body; 15. a bolt; 16. a first positioning pin; 17. a flat core; 18. a lower blocking plate; 19. a large core; 20. a handle; 21. a first edge; 22. a first notch; 23. a second edge; 24. a second notch; 25. a limiting bulge; 26. a flat core pin hole; 27. a first keyway; 28. a pin hole; 29. a first cavity; 30. a recess; 31. a second star nut; 32. a second locking screw; 33. a second upper mold body; 34. a middle die body; 35. a second small mandrel; 36. a second large mandrel; 37. a second ring screw; 38. a second pin shaft; 39. a second lower mold body; 40. and a second positioning pin.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
A gas-matched hollow casting mold for a rock drill comprises a first mold and a second mold.
As shown in fig. 1 to 17, the first mold includes a first upper mold body 11 and a first lower mold body 14 installed in cooperation with the first upper mold body 11, first edges 21 are provided on both sides of the first upper mold body 11, a pair of second edges 23 are provided on both sides of the first lower mold body 14, a first pin 1 is installed between the two second edges 23, a first ring screw 2 is sleeved on the first pin 1, and the upper end of the first ring screw 2 passes through the first edges 21 and is fastened and assembled by a first star nut 3.
An upper blocking plate 12 is installed on the side portion of the first upper die body 11, a lower blocking plate 18 installed with the first lower die body 14 is installed at the bottom of the upper blocking plate 12 in a matched mode, the first upper die body 11 and the upper blocking plate 12 and the first lower die body 14 and the lower blocking plate 18 are fastened through inner hexagonal bolts 6 and located through pins 7, and a first locating pin 16 is further installed between the first upper die body 11 and the first lower die body 14.
A large core 19 is arranged in a cavity formed by the first upper die body 11, the first lower die body 14, the upper blocking plate 12 and the lower blocking plate 18 to form a casting cavity, a handle 20 is arranged on one side of an inner cavity of the large core 19, and a first large core shaft 8 is arranged on the other side of the inner cavity of the large core 19. The large core 19 is provided with a first key groove 27, the upper closure plate 12 and the lower closure plate 18 are provided with second key grooves 4 corresponding to the first key groove 27, and the first key groove 27 and the second key grooves 4 are provided with keys 5. The large core 19 is fixed to the centers of the upper closure plate 12 and the lower closure plate 18 by the first locking screw 13. An insert sleeve 10 is embedded in the center of one side of the lower part of the first lower die body 14, a pin hole 28 is formed in one side of the lower part of the large core 19, and a first small core shaft 9 is arranged in the pin hole 28 and the insert sleeve 10.
The first upper mold body 11 is provided with a first notch 22, the first lower mold body 14 is provided with a second notch 24 corresponding to the first notch 22, and the flat core 17 is clamped in the first notch 22 and the second notch 24. The flat core 17 is provided with a first lower die body 14 positioned with the flat core 17 through a bolt 15, and two sides of the flat core 17 are provided with a limiting bulge 25.
The second mould includes the second upper mould body 33, the second lower mould body 39 of cooperation installation, and the lower part both sides of second lower mould body 39 all are equipped with a pair of third connection arch 43, are equipped with second round pin axle 38 between two third connection arch 43, and the cover is equipped with second ring screw 37 on the second round pin axle 38, and the fastening compound die is passed through second star nut 31 behind the fourth connection arch 44 that sets up in second upper mould body 33 both sides to the upper end of second ring screw 37.
The middle die body 34 is arranged between the outer side of the lower portion of the second upper die body 33 and the outer side of the upper portion of the second lower die body 39, a second large mandrel 36 is arranged at the center of the second upper die body 33 and the center of the second lower die body 39, a second small mandrel 35 is further arranged in the second upper die body 33 and the second lower die body 39, the second small mandrel 35 is positioned on the second upper die body 33 through a second locking screw 32, first cavities 29 are arranged on the inner side of the second upper die body 33 at intervals, and second cavities 42 corresponding to the first cavities 29 are arranged on the inner side of the second lower die body 39 at intervals. Notches 30 are formed in two sides of the interior of the middle mold body 34 and used for forming hangers on two sides after casting forming, and second positioning pins 40 are further arranged between the second upper mold body 33 and the second lower mold body 39.
The method comprises the steps of process design, mold manufacturing, compression molding, assembly, shell manufacturing, casting, cleaning and warehousing. And the casting mold adopts a secondary mold design: the first mould presses the external wax pattern of the casting. And the second mould presses the wax pattern in the casting. And then pressing the wax pattern combination by utilizing the first mould and the second mould to form a complete hollow casting wax pattern, thereby producing the hollow casting.
Claims (10)
1. A gas hollow casting mould matched with a rock drill is characterized in that: comprises a first die and a second die;
the first mould comprises a first upper mould body (11) and a first lower mould body (14) which is matched with the first upper mould body (11) and can be detachably mounted, an upper blocking plate (12) is detachably mounted at the side part of the first upper mould body (11), a lower blocking plate (18) which is detachably mounted with the first lower mould body (14) is matched and mounted at the bottom of the upper blocking plate (12), a large core (19) is mounted in a cavity formed by the first upper mould body (11), the first lower mould body (14), the upper blocking plate (12) and the lower blocking plate (18), a handle (20) is mounted on one side of an inner cavity of the large core (19), and a first large core shaft (8) is mounted on the other side of the inner cavity of the large core (19);
the second mould is including cooperation demountable installation's second upper mould body (33), second lower mould body (39), is equipped with well mould body (34) between the lower part outside of second upper mould body (33) and the upper portion outside of second lower mould body (39), and the center department of second upper mould body (33), second lower mould body (39) is equipped with big dabber of second (36), still is equipped with in second upper mould body (33), the second lower mould body (39) the little dabber of second (35).
2. The gas-distributing hollow casting mold for the rock drill according to claim 1, which is characterized in that: a first notch (22) is formed in the first upper die body (11), a second notch (24) corresponding to the first notch (22) is formed in the first lower die body (14), and a flat core (17) is clamped in the first notch (22) and the second notch (24).
3. The gas-distributing hollow casting mold of the rock drill according to claim 2, characterized in that: an embedding sleeve (10) is embedded in the center of one side of the lower portion of the first lower die body (14), a pin hole (28) is formed in one side of the lower portion of the large core (19), and a first small core shaft (9) is installed in the pin hole (28) and the embedding sleeve (10).
4. The gas-distributing hollow casting mold of the rock drill as claimed in claim 3, wherein: first cavities (29) are arranged on the inner side of the second upper die body (33) at intervals, and second cavities (42) corresponding to the first cavities (29) are arranged on the inner side of the second lower die body (39) at intervals.
5. A gas-filled hollow casting mould for a rock drill according to claim 3 or 4, which is characterized in that: the die is characterized in that first edges (21) are arranged on two sides of the first upper die body (11), a pair of second edges (23) are arranged on two sides of the first lower die body (14), a first pin shaft (1) is arranged between the two second edges (23), a first ring-shaped screw (2) is sleeved on the first pin shaft (1), and the upper end of the first ring-shaped screw (2) penetrates through the first edges (21) and then is fastened and assembled by a first star-shaped nut (3).
6. The gas-distributing hollow casting mold of the rock drill according to claim 5, wherein: be equipped with first keyway (27) on big core (19), all be equipped with on upper plugging plate (12) and lower plugging plate (18) with first keyway (27) corresponding second keyway (4), be equipped with key (5) in first keyway (27) and second keyway (4).
7. The gas-distributing hollow casting mold of the rock drill according to claim 5, wherein: the first lower die body (14) and the flat plate core (17) are positioned through a bolt (15), and limiting protrusions (25) are further arranged on two sides of the flat plate core (17).
8. The gas-distributing hollow casting mold for the rock drill according to claim 1, which is characterized in that: the first upper die body (11) and the upper blocking plate (12) and the first lower die body (14) and the lower blocking plate (18) are fastened through inner hexagon bolts (6), and a first positioning pin (16) is further arranged between the first upper die body (11) and the first lower die body (14).
9. The gas-distributing hollow casting mold of the rock drill as claimed in claim 4, wherein: the lower portion of the second lower die body (39) is provided with a pair of third connecting bulges (43), a second pin shaft (38) is arranged between the two third connecting bulges (43), a second ring-shaped screw (37) is sleeved on the second pin shaft (38), and the upper end of the second ring-shaped screw (37) penetrates through the fourth connecting bulges (44) on the two sides of the second upper die body (33) and then is fastened and assembled through a second star-shaped nut (31).
10. The gas-distributing hollow casting mold for the rock drill according to claim 9, wherein: notches (30) are formed in two sides of the interior of the middle die body (34), and a second positioning pin (40) is further arranged between the second upper die body (33) and the second lower die body (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021100645.XU CN213002503U (en) | 2020-06-15 | 2020-06-15 | Gas-matched hollow casting mold of rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021100645.XU CN213002503U (en) | 2020-06-15 | 2020-06-15 | Gas-matched hollow casting mold of rock drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213002503U true CN213002503U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021100645.XU Active CN213002503U (en) | 2020-06-15 | 2020-06-15 | Gas-matched hollow casting mold of rock drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213002503U (en) |
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2020
- 2020-06-15 CN CN202021100645.XU patent/CN213002503U/en active Active
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