CN212144408U - Improved precision casting sand mould box - Google Patents
Improved precision casting sand mould box Download PDFInfo
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- CN212144408U CN212144408U CN202020560605.7U CN202020560605U CN212144408U CN 212144408 U CN212144408 U CN 212144408U CN 202020560605 U CN202020560605 U CN 202020560605U CN 212144408 U CN212144408 U CN 212144408U
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Abstract
The utility model discloses a modified precision casting sand mould case, which comprises a base, the upper end of base is provided with the lower mould, the surface of lower mould is provided with the position sleeve, the upper end of lower mould is provided with the mould, the surface of going up the mould is provided with the locating pin, the side surface of lower mould is provided with the connecting seat, the inboard of connecting seat is provided with the connecting axle, the surface of connecting axle is provided with the threaded rod, the card income department that corresponds the threaded rod of the side surface of going up the mould is provided with the buckle, the inboard of base is provided with the jacking structure, the jacking structure includes jacking board, rack, gear, rocker, support frame, supporting legs. A modified precision casting sand mould case, can realize the quick location between the lower mould, cooperation threaded rod and nut, buckle can make between the lower mould quick fixation, can prevent to cast the in-process and spout the mould, conveniently take out the foundry goods in the lower mould simultaneously.
Description
Technical Field
The utility model relates to a sand mould moulding box field, in particular to modified precision casting sand mould moulding box.
Background
Compared with the traditional sand mold casting process, the metal precision casting has the advantages that the size of a cast obtained by casting is more accurate, the surface smoothness is better, a workpiece with a precise and complex structure can be formed, the forming size of the workpiece is close to the final shape of the part, the workpiece can be directly used without processing or with little processing, and the method is an advanced process for near-net-shape forming; the existing sand mold box has certain defects in the using process, firstly, deviation easily occurs when the upper mold and the lower mold sleeve are matched, so that an error occurs in a casting in the mold, meanwhile, the operation is complex when the casting is fixed, secondly, the casting in the mold is not easy to take out after the casting is completed, and therefore, an improved precision casting sand mold box is provided.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a modified precision casting sand mold box, which can effectively solve the problems of the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a modified precision casting sand mould moulding box, includes the base, the upper end of base is provided with the lower mould, the surface of lower mould is provided with the position sleeve, the upper end of lower mould is provided with the mould, the surface of going up the mould is provided with the locating pin, the side surface of lower mould is provided with the connecting seat, the inboard of connecting seat is provided with the connecting axle, the surface of connecting axle is provided with the threaded rod, the card income department that the side surface of going up the mould corresponds the threaded rod is provided with the buckle, the inboard of base is provided with the jacking structure, the jacking structure includes jacking board, rack, gear, rocker, support frame, supporting.
Preferably, the front end of going up the mould all is provided with the locating pin with the rear end surface, pass through welded fastening connection between locating pin and the last mould, be fixed connection between position sleeve and the lower mould, the shape of locating pin is coincide with position sleeve's shape, and the surface of locating pin and position sleeve's inner wall activity laminating, position sleeve and locating pin are the corresponding relation.
By adopting the technical scheme, the following technical effects can be achieved: the quick positioning and installation of the upper die and the lower die can be realized by utilizing the matching of the positioning pin and the positioning sleeve.
Preferably, all be connected through welded fastening between connecting seat and the lower mould, buckle and the last mould, be connected through welded fastening between threaded rod and the connecting axle, be swing joint between connecting axle and the connecting seat, the draw-in groove has been seted up on the surface of buckle, and the draw-in groove slightly is greater than the threaded rod, the upper end surface of threaded rod is provided with the nut, be threaded connection between nut and the threaded rod.
By adopting the technical scheme, the following technical effects can be achieved: utilize threaded rod cooperation nut and buckle, can fix mould and lower mould fast, can prevent to spout the mould in casting process.
Preferably, the jacking plate is arranged on the inner side of the base, penetrates through the lower end of the lower die and extends into the lower die, the shape of the jacking plate is matched with that of the lower die and is attached to the inner wall of the lower die, the rack is arranged at the lower end of the jacking plate and is fixedly connected with the jacking plate, the jacking plates are arranged in two groups and are symmetrically arranged, the gear is arranged on the inner surface of the rack and is meshed with the rack through tooth grooves on the surface, the rocker is arranged inside the gear, and the rocker is fixedly connected with the gear.
By adopting the technical scheme, the following technical effects can be achieved: the rotating rocker drives the gear to rotate, the rack is driven to move upwards, and the casting in the lower die is ejected out by the jacking plate, so that the casting in the lower die can be taken out conveniently.
Preferably, the support frame sets up in the inside of base, and is corresponding to the end connection department of rocker, be connected through welded fastening between support frame and the base, be swing joint between support frame and the rocker, the supporting legs sets up in the inside of base, and is corresponding to the corner of jacking board, be fixed connection between supporting legs and the base, the quantity of supporting legs is four groups, and is the array and arranges.
By adopting the technical scheme, the following technical effects can be achieved: the supporting legs can be used for ensuring the stability of the jacking plate in the lower die and preventing the situation of separation between the jacking plate and the lower die.
Preferably, the lower die is fixedly connected with the base through welding, and the upper die is movably connected with the lower die.
By adopting the technical scheme, the following technical effects can be achieved: the connection stability between the lower die and the base can be ensured through welding, fixing and connecting.
Compared with the prior art, the utility model discloses following beneficial effect has: this modified precision casting sand mould case, through being provided with the locating pin, the position sleeve, the threaded rod, nut and buckle, when going up mould and lower mould compound die, the position sleeve on mould surface will be gone up to the locating pin on mould surface alignment lower mould surface, make the locating pin insert in the position sleeve, accuracy when guaranteeing mould and lower mould compound die, later turn the threaded rod again, it is inboard to make the threaded rod card go into the buckle, twist the threaded rod with the nut again, it is fixed with the buckle to utilize the threaded rod and nut, make and be fixed between last mould and the lower mould, can prevent to spout the mould when casting, through being provided with the jacking structure, utilize the rocker to drive surperficial gear revolve, make and the rack of gear surface meshing upwards remove, raise the jacking board, it is ejecting until the foundry goods in the lower mould, thereby conveniently take out.
Drawings
Fig. 1 is a schematic view of the overall structure of an improved precision casting sand mold box of the present invention;
fig. 2 is a schematic view of a partial structure of an improved precision casting sand mold box of the present invention;
fig. 3 is a side sectional view of a jacking structure of an improved precision casting sand mold box of the present invention;
figure 4 is the utility model discloses a jacking structure cross-sectional view of modified precision casting sand mould case.
In the figure: 1. a base; 2. a lower die; 3. an upper die; 4. positioning pins; 5. a positioning sleeve; 6. a connecting seat; 7. a connecting shaft; 8. a threaded rod; 9. a nut; 10. buckling; 11. a jacking structure; 111. a jacking plate; 112. a rack; 113. a gear; 114. a rocker; 115. a support frame; 116. support the feet.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
The first embodiment is as follows:
as shown in fig. 1, an improved precision casting sand mold box, including base 1, the upper end of base 1 is provided with lower mould 2, the surface of lower mould 2 is provided with positioning sleeve 5, the upper end of lower mould 2 is provided with mould 3, the surface of last mould 3 is provided with locating pin 4, the side surface of lower mould 2 is provided with connecting seat 6, the inboard of connecting seat 6 is provided with connecting axle 7, the surface of connecting axle 7 is provided with threaded rod 8, the card income department that corresponds threaded rod 8 of the side surface of last mould 3 is provided with buckle 10, the inboard of base 1 is provided with jacking structure 11, jacking structure 11 includes jacking board 111, rack 112, gear 113, rocker 114, support frame 115, supporting legs 116.
Example two:
on the basis of embodiment one, as shown in fig. 2, the front end and the rear end surface of last mould 3 all are provided with locating pin 4, pass through welded fastening between locating pin 4 and the last mould 3 and be connected, be fixed connection between position sleeve 5 and the lower mould 2, the shape of locating pin 4 is identical with position sleeve 5's shape, and the surface of locating pin 4 and the movable laminating of the inner wall of position sleeve 5, position sleeve 5 is corresponding relation with locating pin 4, utilize locating pin 4 and position sleeve 5 can realize quick location, be convenient for install.
Connecting seat 6 and lower mould 2, buckle 10 and go up all through welded fastening connection between the mould 3, pass through welded fastening connection between threaded rod 8 and the connecting axle 7, be swing joint between connecting axle 7 and the connecting seat 6, the draw-in groove has been seted up on the surface of buckle 10, and the draw-in groove slightly is greater than threaded rod 8, the upper end surface of threaded rod 8 is provided with nut 9, be threaded connection between nut 9 and the threaded rod 8, can make and go up quick fixed between mould 3 and the lower mould 2, the operation is simpler.
Example three:
on the basis of the first and second embodiments, as shown in fig. 3 and 4, the lifting plate 111 is disposed inside the base 1, and the lifting plate 111 penetrates through the lower end of the lower mold 2 and extends into the lower mold 2, the lifting plate 111 is shaped to match the lower mold 2 and is attached to the inner wall of the lower mold 2, the rack 112 is disposed at the lower end of the lifting plate 111 and is fixedly connected to the lifting plate 111, the lifting plates 111 are two in number and are symmetrically arranged, the gear 113 is disposed on the inner surface of the rack 112 and is engaged with the rack 112 through the tooth grooves on the surface, the rocker 114 is disposed inside the gear 113, the rocker 114 is fixedly connected to the gear 113, and the rack 112 and the gear 113 are matched with the rocker 114, so that the lifting of the lifting plate 111 can be realized, and the casting in the lower mold 2 can be ejected.
It is to be noted that the utility model relates to an improved precision casting sand mould box, when in use, when the user closes the upper die 3 and the lower die 2, the positioning pin 4 on the surface of the upper die 3 is aligned with the positioning sleeve 5 on the surface of the lower die 2, so that the positioning pin 4 is inserted into the positioning sleeve 5, the accuracy of the die assembly of the upper die 3 and the lower die 2 is ensured, then the threaded rod 8 is rotated, so that the threaded rod 8 is clamped into the inner side of the buckle 10, the nut 9 is screwed into the threaded rod 8, the buckle 10 is fixed by the threaded rod 8 and the nut 9, the upper die 3 and the lower die 2 are fixed, can prevent the mould from being sprayed during casting, a user can simultaneously rotate the two rocking bars 11 to drive the gear 113 on the surface to rotate, the rack 112 engaged with the surface of the gear 113 is moved upward to lift the lift plate 111 until the casting in the lower mold 2 is ejected, thereby facilitating the taking out of the casting in the lower mold 2.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a modified precision casting sand mould case, includes base (1), its characterized in that: the upper end of base (1) is provided with lower mould (2), the surface of lower mould (2) is provided with position sleeve (5), the upper end of lower mould (2) is provided with mould (3), the surface of going up mould (3) is provided with locating pin (4), the side surface of lower mould (2) is provided with connecting seat (6), the inboard of connecting seat (6) is provided with connecting axle (7), the surface of connecting axle (7) is provided with threaded rod (8), the card income department that corresponds threaded rod (8) of the side surface of going up mould (3) is provided with buckle (10), the inboard of base (1) is provided with jacking structure (11), jacking structure (11) are including jacking board (111), rack (112), gear (113), rocker (114), support frame (115), supporting legs (116).
2. An improved precision casting sand mold box according to claim 1, wherein: go up the front end and the rear end surface of mould (3) and all be provided with locating pin (4), pass through welded fastening connection between locating pin (4) and the last mould (3), be fixed connection between position sleeve (5) and lower mould (2), the shape of locating pin (4) is coincide with the shape of position sleeve (5), and the surface of locating pin (4) is laminated with the inner wall activity of position sleeve (5), position sleeve (5) are corresponding with locating pin (4).
3. An improved precision casting sand mold box according to claim 1, wherein: connecting seat (6) and lower mould (2), buckle (10) and go up and all be connected through welded fastening between mould (3), pass through welded fastening between threaded rod (8) and connecting axle (7) and be connected, be swing joint between connecting axle (7) and connecting seat (6), the draw-in groove has been seted up on the surface of buckle (10), and the draw-in groove slightly is greater than threaded rod (8), the upper end surface of threaded rod (8) is provided with nut (9), be threaded connection between nut (9) and threaded rod (8).
4. An improved precision casting sand mold box according to claim 1, wherein: the lifting plate (111) is arranged on the inner side of the base (1), the lifting plate (111) penetrates through the lower end of the lower die (2) and extends into the lower die (2), the lifting plate (111) is matched with the lower die (2) in shape and attached to the inner wall of the lower die (2), the racks (112) are arranged at the lower end of the lifting plate (111) and fixedly connected with the lifting plate (111), the lifting plates (111) are arranged in two groups and symmetrically arranged, the gears (113) are arranged on the inner surface of the racks (112) and are meshed with the racks (112) through tooth grooves in the surface, the rockers (114) are arranged in the gears (113), and the rockers (114) are fixedly connected with the gears (113).
5. An improved precision casting sand mold box according to claim 1, wherein: the supporting frame (115) is arranged in the base (1) and corresponds to the tail end connection position of the rocker (114), the supporting frame (115) is fixedly connected with the base (1) through welding, the supporting frame (115) is movably connected with the rocker (114), the supporting legs (116) are arranged in the base (1) and correspond to the corners of the jacking plate (111), the supporting legs (116) are fixedly connected with the base (1), and the supporting legs (116) are four groups and are arranged in an array.
6. An improved precision casting sand mold box according to claim 1, wherein: the lower die (2) is fixedly connected with the base (1) through welding, and the upper die (3) is movably connected with the lower die (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020560605.7U CN212144408U (en) | 2020-04-16 | 2020-04-16 | Improved precision casting sand mould box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020560605.7U CN212144408U (en) | 2020-04-16 | 2020-04-16 | Improved precision casting sand mould box |
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| Publication Number | Publication Date |
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| CN212144408U true CN212144408U (en) | 2020-12-15 |
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| CN202020560605.7U Active CN212144408U (en) | 2020-04-16 | 2020-04-16 | Improved precision casting sand mould box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000786A (en) * | 2021-02-23 | 2021-06-22 | 严盈利 | Metal casting mould not easy to adhere to cavity |
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2020
- 2020-04-16 CN CN202020560605.7U patent/CN212144408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000786A (en) * | 2021-02-23 | 2021-06-22 | 严盈利 | Metal casting mould not easy to adhere to cavity |
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