CN218080283U - Casting psammitolite of differential mechanism casing - Google Patents
Casting psammitolite of differential mechanism casing Download PDFInfo
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- CN218080283U CN218080283U CN202221895507.4U CN202221895507U CN218080283U CN 218080283 U CN218080283 U CN 218080283U CN 202221895507 U CN202221895507 U CN 202221895507U CN 218080283 U CN218080283 U CN 218080283U
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Abstract
The utility model relates to a differential mechanism casing casting technical field just discloses a casting psammitolite of differential mechanism casing, including underframe and top frame, the top frame is installed in the top of underframe, coupling assembling and fixed subassembly are installed to the outer wall of underframe, coupling assembling includes draw-in groove, kelly, recess and cardboard, the inside top of underframe is seted up to the draw-in groove, kelly fixed connection is in the bottom of top frame, the recess is seted up in the inside bottom of top frame. This casting psammitolite of differential mechanism casing, through removing the top frame, make the inside of kelly card income draw-in groove, make recess and cardboard joint, the top of underframe just can with the bottom butt of top frame this moment, thereby it is fixed to accomplish the joint between underframe and the top frame, and is simple in operation convenient, and the work efficiency is promoted, when top frame and underframe carried out the joint, the bottom of montant just can drive the protruding piece of spring and run through the bottom plate, and extend to the below of bottom plate, thereby accomplish the spacing fixed to the top frame, the stability of top frame has been promoted.
Description
Technical Field
The utility model relates to a differential mechanism casing casting technical field specifically is a casting psammitolite of differential mechanism casing.
Background
The material for making the core in the casting production is generally formed by mixing casting sand, a molding sand binder, an auxiliary material and other molding materials according to a certain proportion. The core is mostly surrounded by the high temperature liquid metal in the mold, and the size of the supporting and positioning portion is generally small, so that the core sand should have high strength, air permeability, collapsibility, and collapsibility in addition to the performance of the general molding sand. At present, in the process of casting a differential case, shrinkage porosity and shrinkage cavity always occur, so that the stress area of a casting is reduced, the mechanical property of the casting is obviously reduced, and measures are required to be taken for improvement.
Chinese patent publication No. CN215315533U discloses a casting sand core for a differential shell of a heavy goods vehicle, wherein liquid metal is poured into a cavity of the shell through an inner gate, and in the process of solidifying the liquid metal, compressed air in a pressure chamber is heated to expand to push a piston and a pressure rod, so that two groups of push plates respectively push a first sand core block and a second sand core block to two sides to generate feeding pressure, and the problems are solved; however, when the casting sand core of the differential shell of the heavy truck in the application is used for casting, an operator is inconvenient to clamp the shell mould, and the shell tool can be connected only by means of an additional tool, so that certain limitation exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a casting psammitolite of differential mechanism casing to solve the problem that provides among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a casting psammitolite of differential mechanism casing, includes underframe and top frame, the top frame is installed in the top of underframe, coupling assembling and fixed subassembly are installed to the outer wall of underframe.
Coupling assembling includes draw-in groove, kelly, recess and cardboard, the draw-in groove is seted up at the inside top of underframe, kelly fixed connection is in the bottom of top frame, the recess is seted up in the inside bottom of top frame, cardboard fixed connection is in the top of underframe.
Preferably, the bottom frame and the top frame are both filled with core sand, the top frame is fixedly connected with inclined plates, the inclined plates are distributed in the bottom frame and the top frame, and the inclined plates can reduce the use of the core sand.
Preferably, the draw-in groove distributes in the inside top left and right sides of underframe, the kelly distributes in the bottom left and right sides of top frame, kelly and draw-in groove joint are gone into the kelly card after the inside of draw-in groove, can accomplish the connection between underframe and the top frame.
Preferably, the recess distributes in the inside bottom of top frame openly and the inside back, the cardboard distributes in the top of underframe openly and the top back, cardboard and recess joint are connected after the inside of recess with the cardboard card, can accomplish being connected between top frame and the underframe.
Preferably, fixed subassembly includes roof, bottom plate, montant and spring bulge, roof fixed connection is in the outer wall of top frame, bottom plate fixed connection is in the outer wall of underframe, montant fixed connection is in the bottom of roof, the spring bulge is installed in the outer wall of montant.
Preferably, the bottom plate is internally provided with a funnel hole, the diameter of the funnel hole is gradually reduced from top to bottom, the bottom end of the vertical rod penetrates through the funnel hole and extends to the lower part of the bottom plate, the outer wall of the vertical rod is in sliding connection with the inner wall of the funnel hole, and the vertical rod can slide in the funnel hole.
Preferably, the spring protruding blocks are distributed on the front side and the back side of the vertical rod, the top of each spring protruding block is abutted to the bottom of the bottom plate, and the spring protruding blocks can achieve a limiting effect on the top frame.
The utility model provides a casting psammitolite of differential mechanism casing, this casting psammitolite of differential mechanism casing possess following beneficial effect:
1. this casting psammitolite of differential mechanism casing through removing the top frame for the inside of draw-in groove is gone into to the kelly card, makes recess and cardboard joint, and the top of underframe just can be fixed with the bottom butt of top frame this moment, thereby accomplishes the joint between underframe and the top frame and fixes, and easy operation is convenient, has promoted work efficiency.
2. This casting psammitolite of differential mechanism casing when top frame and underframe carry out the joint, the bottom of montant just can drive the protruding piece of spring and run through the bottom plate to extend to the below of bottom plate, thereby accomplish the spacing of top frame fixed, promoted the stability of top frame.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a schematic perspective view of the bottom frame structure of the present invention;
fig. 4 is a schematic perspective view of the top frame structure of the present invention.
In the figure: 1. a bottom frame; 2. a top frame; 4. a sloping plate; 5. a connection assembly; 501. a card slot; 502. a clamping rod; 503. a groove; 504. clamping a plate; 6. a fixing assembly; 601. a top plate; 602. a base plate; 603. a vertical rod; 604. the spring protrudes the block.
Detailed Description
The first embodiment is as follows:
as shown in fig. 1, fig. 3 and fig. 4, the utility model provides a technical solution: the utility model provides a casting psammitolite of differential mechanism casing, includes underframe 1 and top frame 2, and top frame 2 is installed in the top of underframe 1, and the inside of underframe 1 and top frame 2 all is filled with core sand, and the inside fixedly connected with swash plate 4 of top frame 2, swash plate 4 distribute in the inside of underframe 1 and the inside of top frame 2, and the use of core sand can be reduced in the existence of swash plate 4, and coupling assembling 5 is installed to the outer wall of underframe 1.
The connecting assembly 5 comprises a clamping groove 501, a clamping rod 502, a groove 503 and a clamping plate 504, the clamping groove 501 is arranged at the top inside the bottom frame 1, the clamping groove 501 is distributed at the left side and the right side of the top frame 2, the clamping rod 502 is fixedly connected to the bottom of the top frame 2, the clamping rod 502 is connected with the clamping groove 501 in a clamped mode, the clamping rod 502 is clamped into the clamping groove 501, the bottom frame 1 and the top frame 2 can be connected, the groove 503 is arranged at the bottom inside the top frame 2, the groove 503 is distributed at the front side and the back side of the bottom inside the top frame 2, the clamping plate 504 is fixedly connected to the top of the bottom frame 1, the clamping plate 504 is distributed at the front side and the back side of the top of the bottom frame 1, the clamping plate 504 is connected with the groove 503 in a clamped mode, the top frame 2 is connected with the top frame 1 by moving the top frame 2, the clamping rod 502 is clamped into the clamping groove 501, the clamping groove 503 is connected with the clamping plate 504, the bottom of the bottom frame 1 can be abutted to the top of the top frame 2, the bottom frame 1 and the top frame 2, the bottom frame is convenient to improve the clamping efficiency, and the clamping efficiency is improved.
When using, use the equipment with the clearance between underframe 1 and the workstation after sealing, place the mould in underframe 1's inside, and use core sand to cover the mould, cover the back in the completion, with its upset, make draw-in groove 501 upwards place, remove top frame 2 afterwards, make kelly 502 card go into the inside of draw-in groove 501, cardboard 504 card goes into the inside of recess 503, just accomplish placing of top frame 2 this moment, alright use core sand to cover half mould afterwards, and easy operation is convenient.
The second embodiment:
on the basis of the first embodiment, please refer to fig. 1-2, the present invention provides a technical solution: the utility model provides a casting psammitolite of differential mechanism casing, includes underframe 1 and top frame 2, and top frame 2 is installed in the top of underframe 1, and the inside of underframe 1 and top frame 2 all is filled with core sand, and the inside fixedly connected with swash plate 4 of top frame 2, swash plate 4 distribute in the inside of underframe 1 and the inside of top frame 2, and the use of core sand can be reduced in the existence of swash plate 4, and coupling assembling 5 and fixed subassembly 6 are installed to the outer wall of underframe 1.
Connecting assembly 5 includes draw-in groove 501, kelly 502, recess 503 and cardboard 504, draw-in groove 501 opens in the inside top of underframe 1, draw-in groove 501 distributes in the inside top left and right sides of underframe 1, kelly 502 fixed connection is in the bottom of top frame 2, kelly 502 distributes in the bottom left and right sides of top frame 2, kelly 502 and draw-in groove 501 joint, go into behind draw-in groove 501's inside with kelly 502 card, can accomplish being connected between underframe 1 and top frame 2, recess 503 opens in the inside bottom of top frame 2, recess 503 distributes in the inside bottom front and the inside back of top frame 2, cardboard 504 fixed connection is in the top of underframe 1, cardboard 504 distributes in the top front and the top back of underframe 1, cardboard 504 and recess 503 joint, go into behind the inside of recess 503 with cardboard 504 card, can accomplish being connected between top frame 2 and the 1, through removing top frame 2, make kelly 502 block into the inside of draw-in groove 501, make recess 503 and cardboard 504 joint, the top of underframe 1 just can butt with the bottom of top frame 2, thereby accomplish the bottom frame 1 and the fixed joint efficiency between the underframe 2, the simple operation of the promotion.
Fixed subassembly 6 includes roof 601, bottom plate 602, montant 603 and spring bulge 604, roof 601 fixed connection is in the outer wall of top frame 2, bottom plate 602 fixed connection is in the outer wall of underframe 1, the funnel hole has been seted up to the inside of bottom plate 602, the diameter in funnel hole is dwindled from top to bottom gradually, montant 603 fixed connection is in the bottom of roof 601, the funnel hole is run through to the bottom of montant 603, and extend to the below of bottom plate 602, the outer wall of montant 603 and the inner wall sliding connection in funnel hole, montant 603 can slide in the inside in funnel hole, spring bulge 604 installs in the outer wall of montant 603, spring bulge 604 distributes in the front and the back of montant 603, the top of spring bulge 604 and the bottom butt of bottom plate 602, the existence of spring bulge 604 can be to the spacing effect of top frame 2, when top frame 2 carries out the joint with underframe 1, the bottom of montant 603 just can drive spring bulge 604 and run through bottom plate 602, and extend to the below of bottom plate 602, thereby accomplish the fixing to top frame 2, the spacing stability of top frame 2 has been promoted.
When underframe 1 is connected with top frame 2, montant 603 just can run through the inside funnel hole of bottom plate 602, and extend to the bottom of bottom plate 602, the outer wall of the protruding piece 604 of spring just can with the bottom butt of bottom plate 602 this moment, thereby it is spacing to roof 601, thereby accomplish the fixed to top frame 2, when needs take off top frame 2, through the protruding piece 604 of spring that presses both sides, alright through the mode that promotes, remove montant 603, make montant 603 and bottom plate 602 separate, this moment alright with separating top frame 2 and underframe 1.
Claims (7)
1. The utility model provides a casting psammitolite of differential mechanism casing, includes underframe (1) and top frame (2), install in the top of underframe (1) top frame (2), its characterized in that: the outer wall of the bottom frame (1) is provided with a connecting component (5) and a fixing component (6);
coupling assembling (5) include draw-in groove (501), kelly (502), recess (503) and cardboard (504), the inside top of underframe (1) is seted up in draw-in groove (501), kelly (502) fixed connection is in the bottom of top frame (2), the inside bottom of top frame (2) is seted up in recess (503), cardboard (504) fixed connection is in the top of underframe (1).
2. The cast sand core of a differential case of claim 1, wherein: the core sand is filled in the bottom frame (1) and the top frame (2), the inclined plates (4) are fixedly connected to the top frame (2), and the inclined plates (4) are distributed in the bottom frame (1) and the top frame (2).
3. The cast sand core of a differential case of claim 1, wherein: draw-in groove (501) distribute in the inside top left and right sides of underframe (1), kelly (502) distribute in the bottom left and right sides of top frame (2), kelly (502) and draw-in groove (501) joint.
4. The cast sand core of a differential case of claim 1, wherein: the clamping plates (504) are distributed on the top front face and the top back face of the bottom frame (1), and the clamping plates (504) are clamped with the grooves (503).
5. The cast sand core of a differential case of claim 1, wherein: fixed subassembly (6) include roof (601), bottom plate (602), montant (603) and spring bulge piece (604), roof (601) fixed connection is in the outer wall of top frame (2), bottom plate (602) fixed connection is in the outer wall of underframe (1), montant (603) fixed connection is in the bottom of roof (601), the outer wall in montant (603) is installed in spring bulge piece (604).
6. The cast sand core of a differential case of claim 5, wherein: the funnel hole is seted up to the inside of bottom plate (602), the diameter in funnel hole is dwindled from top to bottom gradually, the funnel hole is run through to the bottom of montant (603) to extend to the below of bottom plate (602), the outer wall of montant (603) and the inner wall sliding connection in funnel hole.
7. The cast sand core of a differential case of claim 5, wherein: the spring convex blocks (604) are distributed on the front and the back of the vertical rod (603), and the top of the spring convex blocks (604) is abutted against the bottom of the bottom plate (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221895507.4U CN218080283U (en) | 2022-07-21 | 2022-07-21 | Casting psammitolite of differential mechanism casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221895507.4U CN218080283U (en) | 2022-07-21 | 2022-07-21 | Casting psammitolite of differential mechanism casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218080283U true CN218080283U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221895507.4U Active CN218080283U (en) | 2022-07-21 | 2022-07-21 | Casting psammitolite of differential mechanism casing |
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| Country | Link |
|---|---|
| CN (1) | CN218080283U (en) |
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2022
- 2022-07-21 CN CN202221895507.4U patent/CN218080283U/en active Active
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