CN116900258B - Sand box for metal casting and use method thereof - Google Patents
Sand box for metal casting and use method thereof Download PDFInfo
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- CN116900258B CN116900258B CN202311167386.0A CN202311167386A CN116900258B CN 116900258 B CN116900258 B CN 116900258B CN 202311167386 A CN202311167386 A CN 202311167386A CN 116900258 B CN116900258 B CN 116900258B
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- splice plate
- sand box
- end angle
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- splice
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- 244000035744 Hura crepitans Species 0.000 title claims abstract description 103
- 238000005058 metal casting Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims description 9
- 230000005389 magnetism Effects 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 239000003110 molding sand Substances 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 9
- 239000004576 sand Substances 0.000 description 7
- 238000003860 storage Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000007528 sand casting Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 229910021652 non-ferrous alloy Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/02—Sectional flasks, i.e. with divided, articulated, or interchangeable side sections
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the field of metal casting sand boxes, in particular to a metal casting sand box and a use method thereof, and solves the problems that when the sand box is positioned, the sand box is usually operated manually, the manual positioning time is long, the positioning is easy to deviate, and the quality of a cast product is influenced. The utility model provides a sand box for metal casting, includes upper sand box and lower floor sand box, the upper sand box is located the top of lower floor sand box, the upper sand box includes four symmetric distribution's first terminal angle splice plates, adjacent the tip of first terminal angle splice plate all installs first middle splice plate with the tip centre, the centre of first terminal angle splice plate and adjacent first middle splice plate is equipped with first plug, the location spout has been seted up to the surface of first terminal angle splice plate. The invention can realize accurate positioning of the upper sand box and the lower sand box, no deviation of the positions of the upper sand box and the lower sand box, and no size error or quality defect of the cast part is ensured.
Description
Technical Field
The invention relates to the field of metal casting sand boxes, in particular to a sand box for metal casting and a use method thereof.
Background
The sand casting is a casting method for producing castings in a sand mold, and steel, iron and most nonferrous alloy castings can be obtained by the sand casting method, and the casting method is simple and convenient to manufacture due to the fact that molding materials used in the sand casting are low in cost and easy to obtain, and is suitable for single-piece production, batch production and mass production of castings, and is a basic process in casting production for a long time;
when sand casting is carried out, a casting sand box, casting sand and a sand binder are needed, the sand mixed with the sand binder is filled in the sand box to cover the core and reserve a pouring runner, then molten metal raw materials are poured into the sand from the pouring runner, a part can be obtained after the raw materials solidify, when the sand box is used for casting metal, the upper sand box and the lower sand box are needed to be accurately positioned, and once the positioning deviation occurs, the produced part has dimensional errors or defects.
When the sand box is positioned, the sand box is usually operated by a person, the manual positioning time is long, the positioning is easy to deviate, and the quality of the cast product is influenced; therefore, the existing requirements are not met, and a sand box for metal casting and a use method thereof are provided.
Disclosure of Invention
The invention aims to provide a sand box for metal casting and a use method thereof, which are used for solving the problems that the sand box is usually operated manually during positioning, the manual positioning time is long, the positioning is easy to deviate, the quality of a cast product is influenced and the like in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a sand box for metal casting, includes upper sand box and lower sand box, the upper sand box is located the top of lower sand box, the upper sand box includes four symmetrical distribution's first angle splice plates, adjacent first angle splice plates's tip and tip centre all install first middle splice plate, first angle splice plate and adjacent first middle splice plate's centre is equipped with first plug, the positioning chute has been seted up to first angle splice plate's surface, positioning chute's inboard slip is equipped with the buffer block, the upper surface of buffer block is fixed with four guide bars, the top of guide bar runs through positioning chute's top and with the upper surface parallel and level of first angle splice plate, the outside cover of guide bar has buffer spring;
the lower sand box comprises four second end angle splice plates which are symmetrically distributed, wherein the four second end angle splice plates are located under the four first end angle splice plates, the appearance and the size of the second end angle splice plates are consistent with those of the first end angle splice plates, the adjacent second end angle splice plates are connected with a second middle splice plate in the middle of the end parts of the second end angle splice plates, second inserting strips are arranged in the middle of the second end angle splice plates and the adjacent second middle splice plates, positioning blocks are fixed on the upper surfaces of the second end angle splice plates, a plurality of inserting grooves are formed in the outer surfaces of the second end angle splice plates, a reset sliding block is slidably arranged in the middle of each inserting groove, two fixing blocks are arranged right above each inserting groove, each fixing block is fixed on the outer wall of each second end angle splice plate, a connecting rotating shaft is arranged in the middle of each fixing block, and a guide plate is movably arranged on the outer side of each connecting rotating shaft.
Preferably, the two end parts of the second end angle splice plate and the two end parts of the second middle splice plate are respectively provided with a second splice groove, and the second cutting is slidably inserted into the second splice grooves to connect the second end angle splice plate and the second middle splice plate.
Preferably, the two end parts of the first corner splice plate and the two end parts of the first middle splice plate are provided with first splice grooves, and the first cutting slip is clamped in the first splice grooves to connect the first corner splice plate and the first middle splice plate.
Preferably, the bottom of deflector has seted up the anti-interference groove of V font, the connection pivot joint is inboard at the anti-interference groove, the top of deflector is the form of buckling outward, deflector top outside department is the fillet.
Preferably, the end part of the reset slide block, which is in sliding connection with the inserting groove, is provided with a positioning hole, the inner side of the positioning hole is provided with a reset spring, and one end of the reset spring is fixed with the end face of the inner end of the inserting groove.
Preferably, two storage grooves are formed in the inner wall of the bottom end of the positioning chute, locking clamping grooves are formed in the end faces of the two ends of the positioning block, the locking clamping grooves correspond to the storage grooves, an inserting magnet is inserted into the outer surface of the positioning block, and one end of the inserting magnet penetrates through the outer surface of the positioning block and extends to the inner side of the locking clamping grooves;
the inside of accomodating the groove is fixed with the extension spring, the one end of extension spring is fixed with magnetism locking grafting piece, magnetism locking grafting piece slidable mounting is accomodate the inslot and one end and is accomodate the tip parallel and level of groove, magnetism absorption is connected between grafting magnet and the magnetism locking grafting piece.
Preferably, the top of location spout is equipped with the spliced eye, peg graft in the spliced eye on the top of guide bar and buffer spring, spacing spout has been seted up to the top surface of guide bar, the outside of first terminal angle splice plate is equipped with spacing spliced pole, the one end of spacing spliced pole runs through first terminal angle splice plate and pegs graft in spacing spout.
The use method of the sand box for the metal casting comprises the following steps of:
s1: firstly, determining the size of a part to be cast, then assembling a first end angle splice plate and a first middle splice plate, a second end angle splice plate and a second middle splice plate, selecting a proper number of the first middle splice plate and the second middle splice plate according to the size of the part, respectively placing the first middle splice plate and the second middle splice plate between the adjacent first end angle splice plate and the adjacent second end angle splice plate, respectively jointing the first middle splice plate and the second middle splice plate with the first end angle splice plate and the second end angle splice plate, and then splicing a first plug strip between the mutually jointed first end angle splice plate and the first middle splice plate or between the adjacent first middle splice plate and splicing a second plug strip between the mutually jointed second end angle splice plate and the second middle splice plate and between the second middle splice plate to finish the assembly of an upper sand box and a lower sand box;
s2: after the upper sand box and the lower sand box are assembled, filling molding sand into the upper sand box and the lower sand box and tamping, then placing the upper sand box above the lower sand box, enabling the bottom edge of the upper sand box to be in contact with the bent top end of the guide plate, and then loosening the upper sand box to enable the upper sand box to slide downwards under the action of gravity;
s3: when the upper sand box slides downwards, the first end angle splice plate slides and rubs with the bent top end of the guide plate, and the top end of the guide plate is pushed outwards, so that the bottom end of the guide plate rotates around the axis of the connecting rotating shaft towards the outer wall of the second end angle splice plate until the bottom of the guide plate is attached to the outer wall of the second end angle splice plate, and at the moment, the part of the inner wall, which is vertical to the ground and is positioned above the connecting rotating shaft, of the bottom of the guide plate is attached to the outer surface of the first end angle splice plate;
s4: when the upper sand box slides downwards along a guide mechanism formed by surrounding a plurality of guide plates, the first end angle splice plate is positioned right above the second end angle splice plate, no deviation exists, when the first end angle splice plate is about to contact with the second end angle splice plate, a positioning block fixed on the surface of the second end angle splice plate is firstly contacted with the bottom of the buffer block, the positioning block enters a positioning chute and pushes the buffer block to slide upwards, and at the moment, the buffer block drives the guide rod to move upwards and compress the buffer spring, so that the top of the guide rod penetrates out of the upper surface of the first end angle splice plate;
s5: the buffer spring is compressed and then the elasticity is gradually increased, and at the moment, the buffer spring upwards provides a reverse acting force for the first end angle splice plate, so that the falling of the first end angle splice plate is gradually slowed down, the first end angle splice plate and the second end angle splice plate are stopped before collision, and the first end angle splice plate and the second end angle splice plate are prevented from being damaged due to collision;
s6: after the first corner splice plate is stopped, a worker manually presses down the first corner splice plate, so that the bottom surface of the first corner splice plate is attached to the upper surface of the second corner splice plate, the locking clamping groove is aligned with the storage groove, the inserted magnet magnetically attracts the magnetic locking insertion block in the storage groove, the magnetic locking insertion block slides into the locking clamping groove from the storage groove, the positioning block is connected with the first corner splice plate, and the first corner splice plate cannot move upwards after the worker loosens the first corner splice plate.
1. When the upper sand box slides downwards, the first end angle splice plate slides against the bent top end of the guide plate, the top end of the guide plate is pushed outwards, the bottom end of the guide plate rotates around the axis of the connecting rotating shaft towards the outer wall of the second end angle splice plate until the bottom of the guide plate is attached to the outer wall of the second end angle splice plate, at the moment, the bottom of the guide plate is vertical to the ground, the inner wall of the part positioned above the connecting rotating shaft is attached to the outer surface of the first end angle splice plate, at the moment, the upper sand box slides downwards along a guide mechanism formed by surrounding the guide plates, the first end angle splice plate is positioned right above the second end angle splice plate and has no deviation, and the guide plates positioned at the outer side of the lower sand box play a role in positioning and guiding when the upper sand box is in butt joint with the lower sand box, so that the upper sand box and the lower sand box can be accurately positioned, no deviation occurs in position, and dimensional errors or quality defects of cast parts are guaranteed;
2. according to the invention, when the first end angle splice plate falls and is about to contact with the second end angle splice plate, the buffer spring between the buffer block and the positioning chute can start the buffer action, so that the falling trend of the first end angle splice plate is slowed down and the buffer action is stopped before the buffer spring contacts with the second end angle splice plate, the first end angle splice plate and the second end angle splice plate are prevented from being damaged due to collision, after the first end angle splice plate is stopped, a worker manually presses down the first end angle splice plate, so that the locking clamping groove is aligned with the containing groove, the magnetic locking plug-in block is attracted into the first splicing groove by the plug-in magnet, and the positioning block is locked with the first end angle splice plate, so that the first end angle splice plate and the second end angle splice plate cannot be separated from each other after the worker releases hands;
3. according to the invention, a proper number of first middle splice plates and second middle splice plates can be selected according to the sizes of the parts, the first middle splice plates and the second middle splice plates are respectively arranged between the adjacent first end angle splice plates and the adjacent second end angle splice plates, after the first middle splice plates and the second middle splice plates are respectively attached to the first end angle splice plates and the second end angle splice plates, the first cutting is inserted between the first end angle splice plates and the first middle splice plates which are attached to each other, the first middle splice plates and the first middle splice plates, and the second cutting is inserted between the second end angle splice plates and the second middle splice plates which are attached to each other, and the second middle splice plates, so that the assembly of the upper sand box and the lower sand box is completed, and the actual sizes of the upper sand box and the lower sand box can be changed according to the sizes of cast parts, so that the sand boxes can be suitable for use of parts with different sizes.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the construction of the cope flask of the present invention;
FIG. 3 is a partial cross-sectional view of a first corner splice of the present invention;
FIG. 4 is a schematic view of a first cutting according to the present invention;
FIG. 5 is a schematic view of the structure of the drag flask of the present invention;
FIG. 6 is a schematic view of a second insert of the present invention;
FIG. 7 is a partial structural cross-sectional view of the guide plate of the present invention;
FIG. 8 is a schematic view of the connection of the positioning block and the first corner splice plate according to the present invention.
In the figure: 1. a cope flask; 101. a first end angle splice plate; 102. a first intermediate splice plate; 103. a first slip; 104. positioning a chute; 105. a buffer block; 106. a buffer spring; 107. a guide rod; 108. limiting the inserting connection rod; 109. limiting sliding grooves; 110. a magnetic locking plug block; 111. a tension spring; 112. a storage groove; 113. a first splice groove; 2. a lower layer sand box; 201. a second end angle splice plate; 202. a second intermediate splice plate; 203. a positioning block; 204. a guide plate; 205. resetting the sliding block; 206. a second cutting; 207. a fixed block; 208. the connecting rotating shaft; 209. a plug-in groove; 210. a return spring; 211. an interference prevention groove; 212. inserting a magnet; 213. locking the clamping groove; 214. and a second splice groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
1-4, a sand box for metal casting, including upper sand box 1 and lower sand box 2, upper sand box 1 is located the top of lower sand box 2, upper sand box 1 includes four symmetrical distribution's first corner splice plate 101, first middle splice plate 102 is all installed in the middle of the tip and the tip of adjacent first corner splice plate 101, first corner splice plate 101 is equipped with first plug 103 with the centre of adjacent first middle splice plate 102, positioning runner 104 has been seted up to the surface of first corner splice plate 101, positioning runner 104's inboard slip is equipped with buffer block 105, the upper surface of buffer block 105 is fixed with four guide bars 107, the top of guide bar 107 runs through positioning runner 104's top and with the upper surface parallel and level of first corner splice plate 101, the outside cover of guide bar 107 has buffer spring 106.
The top of location spout 104 is equipped with the spliced eye, and the top of guide bar 107 and buffer spring 106 is pegged graft in the spliced eye, and spacing spout 109 has been seted up to the top surface of guide bar 107, and the outside of first angle splice plate 101 is equipped with spacing spliced pole 108, and spacing spliced pole 108's one end runs through first angle splice plate 101 and pegs graft in spacing spout 109, and it pegs graft in spacing spout 109 to run through first angle splice plate 101 through spacing spliced pole 108, can carry out the position restriction to guide bar 107, guarantees that guide bar 107 can't drop from location spout 104, and does not influence the upward slip of first angle splice plate 101.
First splice grooves 113 are formed in the two end portions of the first corner splice plate 101 and the two end portions of the first middle splice plate 102, the first insert 103 is connected with the first corner splice plate 101 and the first middle splice plate 102 in the first splice groove 113 in a sliding clamping mode, different numbers of the first middle splice plates 102 can be added between the adjacent first corner splice plates 101 according to the size of a workpiece to be cast, and the size of the whole upper sand box 1 is enlarged, so that the sand box meets the use requirement.
As shown in fig. 5 to 7, the lower layer sand box 2 comprises four second end angle splice plates 201 which are symmetrically distributed, the four second end angle splice plates 201 are located under the four first end angle splice plates 101, the appearance and the size of each second end angle splice plate 201 are identical to those of each first end angle splice plate 101, a second middle splice plate 202 is connected between the end part and the end part of each adjacent second end angle splice plate 201, a second cutting 206 is arranged between each second end angle splice plate 201 and each adjacent second middle splice plate 202, a positioning block 203 is fixed on the upper surface of each second end angle splice plate 201, a plurality of inserting grooves 209 are formed in the outer surface of each second end angle splice plate 201, a reset slide block 205 is slidably mounted in the middle of each inserting groove 209, two fixing blocks 207 are mounted right above each inserting groove 209, two fixing blocks 207 are fixed on the outer wall of each second end angle splice plate 201, a connecting rotating shaft 208 is mounted in the middle of each connecting rotating shaft 208, and a guide plate 204 is movably mounted on the outer side of each connecting rotating shaft 208.
Second splice grooves 214 are formed in both end portions of the second end angle splice plate 201 and both end portions of the second middle splice plate 202, the second cutting 206 is slidably inserted into the second splice grooves 214 to connect the second end angle splice plate 201 and the second middle splice plate 202, and different numbers of second middle splice plates 202 can be added between adjacent second end angle splice plates 201 according to the size of a workpiece to be cast, so that the size of the whole lower sand box 2 is enlarged, and the sand box meets the use requirement.
The bottom of deflector 204 has seted up V font prevents interference groove 211, and connection pivot 208 joint is in preventing interference groove 211 inboard, and the V font prevents interference groove 211 guarantees that deflector 204 is when inclining to second end angle splice plate 201 inboard, does not contact with second end angle splice plate 201 upper surface edge, does not have the interference between deflector 204 and the second end angle splice plate 201.
The top of deflector 204 is the outside form of buckling, and deflector 204 top outside department is the fillet, and the outside deflector 204 of buckling in top can move outside and the bottom is rotatory and laminating with second end angle splice plate 201 outer wall around the axis of connecting pivot 208 when receiving the heavy object extrusion, plays location and guide effect when first end angle splice plate 101 and second end angle splice plate 201 butt joint.
The end of the reset slide block 205, which is slidably inserted into the inserting groove 209, is provided with a positioning hole, the inner side of the positioning hole is provided with a reset spring 210, one end of the reset spring 210 is fixed with the inner end surface of the inserting groove 209, and the reset spring 210, which is positioned between the inner end surface of the inserting groove 209 and the reset slide block 205, can push the reset slide block 205 to move towards the outer side of the inserting groove 209 when the top end of the guide plate 204 is not stressed, so that the guide plate 204 is restored to the original state.
As shown in fig. 8, two receiving grooves 112 are formed in the inner wall of the bottom end of the positioning chute 104, locking clamping grooves 213 are formed in the end faces of the two ends of the positioning block 203, the locking clamping grooves 213 correspond to the receiving grooves 112, inserting magnets 212 are inserted into the outer surfaces of the positioning block 203, one ends of the inserting magnets 212 penetrate through the outer surfaces of the positioning block 203 and extend to the inner sides of the locking clamping grooves 213, tension springs 111 are fixed to the inner sides of the receiving grooves 112, magnetic locking inserting blocks 110 are fixed to one ends of the tension springs 111, the magnetic locking inserting blocks 110 are slidably mounted in the inner sides of the receiving grooves 112, one ends of the magnetic locking inserting blocks are flush with the end portions of the receiving grooves 112, the inserting magnets 212 are in magnetic adsorption connection with the magnetic locking inserting blocks 110, after the positioning block 203 slides into the positioning chute 104 and pushes the buffer block 105 upwards, the locking clamping grooves 213 are aligned with the receiving grooves 112, the inserting magnets 212 magnetically attract the magnetic locking inserting blocks 110, the magnetic locking inserting blocks 110 slide into the locking clamping grooves 213 to contact with the magnetic locking magnets 212, and the inserting blocks 110 are locked by the magnetic locking inserting blocks 110.
The use method of the sand box for the metal casting comprises the following steps:
s1: firstly, determining the size of a part to be cast, then assembling a first end angle splice plate 101 with a first middle splice plate 102 and a second end angle splice plate 201 with a second middle splice plate 202, selecting a proper number of the first middle splice plate 102 and the second middle splice plate 202 according to the size of the part, respectively placing the first middle splice plate 102 and the second middle splice plate 202 between the adjacent first end angle splice plate 101 and the adjacent second end angle splice plate 201, respectively attaching the first middle splice plate 102 and the second middle splice plate 202 to the first end angle splice plate 101 and the second end angle splice plate 201, then inserting a first plug 103 between the first end angle splice plate 101 and the first middle splice plate 102 which are attached to each other or between the adjacent first middle splice plate 102, inserting a second plug 206 between the second end angle splice plate 201 and the second middle splice plate 202 which are attached to each other and between the second middle splice plate 202 and the second middle splice plate 202, and completing the assembly of the upper sand box 1 and the lower layer 2;
s2: after the upper and lower flasks 1, 2 are assembled, sand is filled into the inside of the upper and lower flasks 1, 2 and is compacted, then the upper flask 1 is placed over the lower flask 2 so that the bottom edge of the upper flask 1 contacts the bent top ends of the guide plates 204, and then the upper flask 1 is released so that the upper flask 1 slides down under the action of gravity;
s3: when the upper sand box 1 slides downwards, the first end angle splice plate 101 and the bent top end of the guide plate 204 slide and rub, and the top end of the guide plate 204 is pushed outwards, so that the bottom end of the guide plate 204 rotates around the axis of the connecting rotating shaft 208 towards the outer wall of the second end angle splice plate 201 until the bottom of the guide plate 204 is attached to the outer wall of the second end angle splice plate 201, and at the moment, the bottom of the guide plate 204 is perpendicular to the ground and part of the inner wall above the connecting rotating shaft 208 is attached to the outer surface of the first end angle splice plate 101;
s4: at this time, the upper sand box 1 slides down along a guide mechanism surrounded by a plurality of guide plates 204, the first end angle splice plate 101 is positioned right above the second end angle splice plate 201, no deviation exists, when the first end angle splice plate 101 is about to be contacted with the second end angle splice plate 201, the positioning block 203 fixed on the surface of the second end angle splice plate 201 is firstly contacted with the bottom of the buffer block 105, the positioning block 203 enters the positioning chute 104 and pushes the buffer block 105 to slide upwards, and at this time, the buffer block 105 drives the guide rod 107 to move upwards and compress the buffer spring 106, so that the top of the guide rod 107 penetrates out from the upper surface of the first end angle splice plate 101;
s5: since the elasticity of the buffer spring 106 is gradually increased after being compressed, the buffer spring 106 provides a reverse acting force to the first end angle splice plate 101 upwards at this time, so that the falling of the first end angle splice plate 101 is gradually slowed down, the first end angle splice plate 101 and the second end angle splice plate 201 stop before the impact, and the first end angle splice plate 101 and the second end angle splice plate 201 are prevented from being damaged due to the impact;
s6: after the first corner splice plate 101 is stopped, a worker manually pushes down the first corner splice plate 101, so that the bottom surface of the first corner splice plate 101 is attached to the upper surface of the second corner splice plate 201, the locking clamping groove 213 is aligned with the accommodating groove 112, the inserting magnet 212 magnetically attracts the magnetic locking inserting block 110 in the accommodating groove 112, the magnetic locking inserting block 110 slides into the locking clamping groove 213 from the accommodating groove 112, the positioning block 203 is connected with the first corner splice plate 101, and the first corner splice plate 101 cannot move upwards after the worker releases the first corner splice plate 101.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a sand box for metal casting, includes cope flask (1) and drag flask (2), its characterized in that: the upper sand box (1) is located above the lower sand box (2), the upper sand box (1) comprises four first corner splice plates (101) which are symmetrically distributed, first middle splice plates (102) are installed between the end parts of the adjacent first corner splice plates (101) and the middle of the end parts, first inserting strips (103) are arranged between the first corner splice plates (101) and the middle of the adjacent first middle splice plates (102), positioning sliding grooves (104) are formed in the outer surfaces of the first corner splice plates (101), buffer blocks (105) are slidably arranged on the inner sides of the positioning sliding grooves (104), four guide rods (107) are fixed on the upper surfaces of the buffer blocks (105), the top ends of the guide rods (107) penetrate through the tops of the positioning sliding grooves (104) and are flush with the upper surfaces of the first corner splice plates (101), and buffer springs (106) are sleeved on the outer sides of the guide rods (107);
the lower sand box (2) comprises four second end angle splice plates (201) which are symmetrically distributed, the four second end angle splice plates (201) are located under the four first end angle splice plates (101), the appearance and the size of the second end angle splice plates (201) are consistent with those of the first end angle splice plates (101), a second middle splice plate (202) is connected between the end parts of the adjacent second end angle splice plates (201), a second inserting strip (206) is arranged between the second end angle splice plates (201) and the adjacent second middle splice plates (202), a positioning block (203) is fixed on the upper surface of each second end angle splice plate (201), a plurality of inserting grooves (209) are formed in the outer surface of each second end angle splice plate (201), a reset sliding block (205) is slidably arranged in the middle of each inserting groove (209), two fixing blocks (207) are respectively arranged right above each inserting groove, two fixing blocks (207) are fixedly arranged on the outer side of the second end splice plates (201), and are movably connected with a rotating shaft (208) which is fixedly connected with the outer side of the second end splice plates (201);
two are equipped with on the bottom inner wall of location spout (104) and are accomodate groove (112), locking draw-in groove (213) have all been seted up to the both ends terminal surface of locating piece (203), locking draw-in groove (213) are corresponding with accomodating groove (112), peg graft and have grafting magnet (212) the surface of locating piece (203), the one end of grafting magnet (212) runs through the surface of locating piece (203) and extends to locking draw-in groove (213) inboard, accomodate the inboard of groove (112) and be fixed with extension spring (111), the one end of extension spring (111) is fixed with magnetism locking grafting piece (110), magnetism locking grafting piece (110) slidable mounting is at the inboard and one end parallel and level of accomodating groove (112), magnetism absorption is connected between grafting magnet (212) and magnetism locking grafting piece (110).
2. A sand box for metal casting according to claim 1, characterized in that: the bottom of deflector (204) has seted up anti-interference groove (211) of V font, connection pivot (208) joint is in anti-interference groove (211) inboard.
3. A sand box for metal casting according to claim 2, characterized in that: the top of the guide plate (204) is bent outwards, and the outer side of the top of the guide plate (204) is provided with a round corner.
4. A sand box for metal casting according to claim 3, characterized in that: the end part of the reset slide block (205) which is in sliding connection with the inserting groove (209) is provided with a positioning hole, the inner side of the positioning hole is provided with a reset spring (210), and one end of the reset spring (210) is fixed with the end face of the inner end of the inserting groove (209).
5. A sand box for metal casting according to claim 4, characterized in that: the top of location spout (104) is equipped with the spliced eye, peg graft in the spliced eye on the top of guide bar (107) and buffer spring (106), spacing spout (109) have been seted up on the top surface of guide bar (107), the outside of first terminal angle splice plate (101) is equipped with spacing spliced pole (108), the one end of spacing spliced pole (108) runs through first terminal angle splice plate (101) and pegs graft in spacing spout (109).
6. A sand box for metal casting according to claim 5, characterized in that: the two end parts of the first corner splice plate (101) and the two end parts of the first middle splice plate (102) are respectively provided with a first splice groove (113), and the first cutting (103) is connected with the first corner splice plate (101) and the first middle splice plate (102) in a sliding clamping manner in the first splice grooves (113).
7. A sand box for metal casting according to claim 6, characterized in that: second splice groove (214) has all been seted up at the both ends tip of second terminal angle splice plate (201) and the both ends tip of second centre splice plate (202), second plug strip (206) slip grafting is connected second terminal angle splice plate (201) and second centre splice plate (202) in second splice groove (214).
8. A sand box for metal casting according to claim 7, characterized in that: the using method of the sand box for metal casting comprises the following steps:
s1: firstly, determining the size of a part to be cast, assembling a first end angle splice plate (101) with a first middle splice plate (102), a second end angle splice plate (201) with a second middle splice plate (202), selecting a proper number of the first middle splice plate (102) and the second middle splice plate (202) according to the size of the part, respectively placing the first middle splice plate (102) and the second middle splice plate (202) between the adjacent first end angle splice plate (101) and the adjacent second end angle splice plate (201), after the first middle splice plate (102) and the second middle splice plate (202) are respectively jointed with the first end angle splice plate (101) and the second end angle splice plate (201), splicing a first plug strip (103) between the mutually jointed first end angle splice plate (101) and the first middle splice plate (102) or the adjacent first middle splice plate (102), splicing a second plug strip (206) between the mutually jointed second end angle splice plate (201) and the second middle splice plate (202), and a second middle splice plate (202) and a second sand box (2) respectively, and finishing assembly of a sand box (1);
s2: after the upper sand box (1) and the lower sand box (2) are assembled, filling molding sand into the upper sand box (1) and the lower sand box (2) and tamping, then placing the upper sand box (1) above the lower sand box (2) so that the bottom edge of the upper sand box (1) is in contact with the bent top end of the guide plate (204), and then loosening the upper sand box (1) so that the upper sand box (1) slides downwards under the action of gravity;
s3: when the upper sand box (1) slides downwards, the first end angle splice plate (101) slides against the bent top end of the guide plate (204), and the top end of the guide plate (204) is pushed outwards, so that the bottom end of the guide plate (204) rotates around the axis of the connecting rotating shaft (208) towards the outer wall of the second end angle splice plate (201) until the bottom of the guide plate (204) is attached to the outer wall of the second end angle splice plate (201), and at the moment, the bottom of the guide plate (204) is perpendicular to the ground and part of the inner wall above the connecting rotating shaft (208) is attached to the outer surface of the first end angle splice plate (101);
s4: at the moment, the upper sand box (1) slides downwards along a guide mechanism surrounded by a plurality of guide plates (204), the first end angle splice plate (101) is positioned right above the second end angle splice plate (201) and has no deviation, when the first end angle splice plate (101) is about to be contacted with the second end angle splice plate (201), a positioning block (203) fixed on the surface of the second end angle splice plate (201) is firstly contacted with the bottom of the buffer block (105), the positioning block (203) enters a positioning sliding groove (104) and pushes the buffer block (105) to slide upwards, and at the moment, the buffer block (105) drives the guide rod (107) to move upwards and compress the buffer spring (106), so that the top of the guide rod (107) penetrates out of the upper surface of the first end angle splice plate (101);
s5: the buffer spring (106) is compressed and then the elasticity is gradually increased, and at the moment, the buffer spring (106) upwards provides a reverse acting force for the first end angle splice plate (101) so that the falling of the first end angle splice plate (101) is gradually slowed down, the first end angle splice plate (101) and the second end angle splice plate (201) stop before collision, and damage to the first end angle splice plate (101) and the second end angle splice plate (201) due to collision is avoided;
s6: after the first corner splice plate (101) is stopped, a worker manually pushes down the first corner splice plate (101) so that the bottom surface of the first corner splice plate (101) is attached to the upper surface of the second corner splice plate (201), the locking clamping groove (213) is aligned with the accommodating groove (112), the inserting magnet (212) magnetically attracts the magnetic locking inserting block (110) in the accommodating groove (112) so that the magnetic locking inserting block (110) slides into the locking clamping groove (213) from the accommodating groove (112), the positioning block (203) is connected with the first corner splice plate (101), and the first corner splice plate (101) cannot move upwards after the worker releases the first corner splice plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311167386.0A CN116900258B (en) | 2023-09-12 | 2023-09-12 | Sand box for metal casting and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311167386.0A CN116900258B (en) | 2023-09-12 | 2023-09-12 | Sand box for metal casting and use method thereof |
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| CN116900258B true CN116900258B (en) | 2023-12-26 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR663837A (en) * | 1928-08-11 | 1929-08-26 | Collard N | Guide pin for molding frame |
| CN107685138A (en) * | 2017-09-21 | 2018-02-13 | 无锡康柏斯机械科技有限公司 | One kind casting sandbox |
| CN207681447U (en) * | 2018-01-02 | 2018-08-03 | 龙岩市新罗联合铸造有限公司 | A kind of full-automatic molding vacuum " v " method production line with safety spacing mechanism |
| CN211840062U (en) * | 2020-04-07 | 2020-11-03 | 德阳应和机械制造有限责任公司 | Sandbox mould for casting engine connecting rod blank |
| CN212398037U (en) * | 2020-05-29 | 2021-01-26 | 临沂金科铸造有限公司 | Be used for as cast novel combination formula sand box |
| CN212761008U (en) * | 2020-07-11 | 2021-03-23 | 玉环东霸铸造机械有限公司 | Casting telescopic sandbox |
| CN213350731U (en) * | 2020-09-29 | 2021-06-04 | 河北北方铸业有限公司 | Mould assembling guide cone |
| CN216176437U (en) * | 2021-10-28 | 2022-04-05 | 常州明迪机械有限公司 | Gearbox of stable performance is with casting mould |
| CN217070676U (en) * | 2022-04-26 | 2022-07-29 | 朝阳添汇铸重工科技有限公司 | Concatenation formula casting sand box |
| CN217529130U (en) * | 2022-05-07 | 2022-10-04 | 安徽新马铸造科技有限公司 | Sand mould |
| CN219581617U (en) * | 2023-03-21 | 2023-08-25 | 衡水中裕铁信装备工程有限公司 | Novel casting box |
-
2023
- 2023-09-12 CN CN202311167386.0A patent/CN116900258B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR663837A (en) * | 1928-08-11 | 1929-08-26 | Collard N | Guide pin for molding frame |
| CN107685138A (en) * | 2017-09-21 | 2018-02-13 | 无锡康柏斯机械科技有限公司 | One kind casting sandbox |
| CN207681447U (en) * | 2018-01-02 | 2018-08-03 | 龙岩市新罗联合铸造有限公司 | A kind of full-automatic molding vacuum " v " method production line with safety spacing mechanism |
| CN211840062U (en) * | 2020-04-07 | 2020-11-03 | 德阳应和机械制造有限责任公司 | Sandbox mould for casting engine connecting rod blank |
| CN212398037U (en) * | 2020-05-29 | 2021-01-26 | 临沂金科铸造有限公司 | Be used for as cast novel combination formula sand box |
| CN212761008U (en) * | 2020-07-11 | 2021-03-23 | 玉环东霸铸造机械有限公司 | Casting telescopic sandbox |
| CN213350731U (en) * | 2020-09-29 | 2021-06-04 | 河北北方铸业有限公司 | Mould assembling guide cone |
| CN216176437U (en) * | 2021-10-28 | 2022-04-05 | 常州明迪机械有限公司 | Gearbox of stable performance is with casting mould |
| CN217070676U (en) * | 2022-04-26 | 2022-07-29 | 朝阳添汇铸重工科技有限公司 | Concatenation formula casting sand box |
| CN217529130U (en) * | 2022-05-07 | 2022-10-04 | 安徽新马铸造科技有限公司 | Sand mould |
| CN219581617U (en) * | 2023-03-21 | 2023-08-25 | 衡水中裕铁信装备工程有限公司 | Novel casting box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116900258A (en) | 2023-10-20 |
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