CN218395823U - Casting pouring mold for range hood - Google Patents

Abstract

The utility model relates to a foundry goods casting mold for cigarette machine, relate to the field of casting die technique, it includes module and lower module, it includes the upper die base to go up the module, lower module includes the die holder, be formed with the shaping chamber of shaping main part between upper die base and the die holder, offer the annular chamber that is used for shaping dysmorphism cover and be used for the cylindricality chamber of shaping bracing piece on the die holder, run through the sprue gate of seting up intercommunication shaping chamber on the upper die base, the resistance reduction hole has been seted up along the direction of depth of annular chamber to the lateral wall department that corresponds the annular chamber on the die holder, the resistance reduction hole is linked together with the annular chamber, the downthehole slip of resistance reduction is inserted there is the resistance reduction piece, the complete annular chamber is constituteed with the die holder to the resistance reduction piece. This application is through setting up at the annular chamber and subtracting the resistance piece, when the product takes shape the back and demolds, subtracts the resistance piece and can follow the product and together roll off the die holder to can effectively reduce the resistance that the product is deviate from the annular chamber, have the effect that the product easily demolds.

Description

Casting pouring mold for range hood

Technical Field

The application relates to the field of casting mold technology, in particular to a casting mold for a cigarette machine.

Background

Pouring is a method of casting metal parts or molding cement panels and concrete structures by pouring molten metal, concrete, or the like into a mold.

In the related art, a part used on a cigarette making machine comprises a main body 01, a special-shaped sleeve 011 integrally arranged in the middle of the main body 01 and special-shaped support rods 012 arranged at two ends of the main body 01, wherein four mounting holes 013 are further arranged on the main body 01 in a penetrating manner. The structure of such a part is complex and is usually machined by means of mold casting.

In view of the above-mentioned related technologies, the inventor believes that after the special-shaped sleeve 011 is formed by a conventional mold, when demolding is performed, since the inner side surface and the outer side surface of the special-shaped sleeve 011 are tightly attached to the mold, the resistance is large and demolding is difficult in the demolding process of the special-shaped sleeve 011.

SUMMERY OF THE UTILITY MODEL

In order to facilitate production, the application provides a cigarette machine is with foundry goods casting mold, has the convenient effect of product drawing of patterns.

The application provides a casting pouring mold for cigarette machine adopts following technical scheme:

the utility model provides a foundry goods casting mold for cigarette machine, includes module and lower module, go up the module and include the upper die base, the lower module includes the die holder, the upper die base with be formed with the shaping chamber of shaping main part between the die holder, set up the cylindricality chamber that is used for the annular chamber of shaping dysmorphism cover and is used for the shaping bracing piece on the die holder, run through on the upper die base and seted up the intercommunication the sprue gate in shaping chamber correspond on the die holder lateral wall department edge of annular chamber the resistance reduction hole has been seted up to the depth direction of annular chamber, the resistance reduction hole with the annular chamber is linked together, the downthehole smooth interpolation of resistance reduction has the resistance reduction piece, resistance reduction piece with the die holder is constituteed completely the annular chamber.

Through adopting above-mentioned technical scheme, set up the resistance reduction hole along the depth direction in the lateral wall department that corresponds the annular chamber on the die holder, insert the resistance reduction piece at resistance reduction Kong Nahua, during the use, pour into the molten metal into to the shaping chamber from the sprue gate, annular chamber and cylindricality intracavity, after the molten metal cooling takes shape, need carry out the drawing of patterns with the product, in the in-process of drawing of patterns, the product can be with reducing the resistance piece and taking out from the die holder together, insert the resistance reduction piece in the resistance reduction hole again after the product takes out, when the drawing of patterns, there is not friction between product and the resistance reduction piece, can effectively reduce the resistance of product drawing of patterns, thereby make things convenient for the drawing of patterns of products.

Optionally, two of the drag reduction blocks are arranged, and the two drag reduction blocks are respectively located at two corners of the annular cavity with smaller angles.

Through adopting above-mentioned technical scheme, will subtract the resistance piece and set up two, two reduce the resistance that the resistance piece can step forward the reduction drawing of patterns, simultaneously, two subtract the resistance piece and be located two corners that intersect the end little, the resistance that produces during the corner drawing of patterns that the angle is little is great, will subtract the resistance piece setting and can effectively reduce drawing of patterns resistance in corner.

Optionally, a casting groove is formed in one side surface of the upper die base, which is close to the lower die base, and the casting groove is formed in two sides of the casting opening and communicates the casting opening and the cylindrical cavity.

Through adopting above-mentioned technical scheme, set up the pouring basin on the upper die base, when pouring molten metal to the shaping intracavity from the sprue gate, in the shaping intracavity fill the back, molten metal can be followed the pouring basin and flowed to the cylindricality intracavity of both sides to make the cylindricality chamber can obtain better packing.

Optionally, an assembly hole is formed in the lower die base in a penetrating manner, a forming block is detachably fixed to the assembly hole, and the forming block and the lower die base are combined to form the annular cavity.

By adopting the technical scheme, the structure of the forming block is complex, the forming block is processed independently, and only the forming block needs to be scrapped without scrapping the whole body even if the processing has problems; meanwhile, when other products with different structures only of the forming blocks are produced, only the forming blocks need to be replaced, and the processing cost of the die can be effectively reduced.

Optionally, the lower die holder on in the week side of one side of die cavity is provided with towards the convex holding ring of upper die base one side is protruding, correspond on the upper die base the holding ring protruding the holding ring groove has been seted up.

By adopting the technical scheme, the positioning ring protrusions are arranged on the lower die base, the positioning ring groove is arranged on the upper die base, when the die is used, the upper die base is pressed on the lower die base, the positioning ring protrusions are inserted into the positioning ring groove, the upper die base and the lower die base can be positioned, and the product precision is improved.

Optionally, a position, corresponding to the cylindrical cavity, of the lower die base is provided with an adjusting hole in a penetrating mode, one side, away from the upper die base, of the lower die base is provided with a countersunk groove in the adjusting hole, an adjusting block is inserted into the adjusting hole, one end, away from the upper die base, of the adjusting block is provided with a fixed block, the fixed block is fixed to the bottom of the countersunk groove, and an adjusting gasket is arranged at the bottom of the fixed block and the countersunk groove.

Through adopting above-mentioned technical scheme, the regulation hole is seted up to the position that corresponds the cylindricality chamber on the die holder, inserts in the regulation hole and establishes the regulating block, when using, can adjust the degree of depth of regulating block in the regulation hole through the thickness of changing the adjusting shim to can adjust the degree of depth in the cylindricality chamber, conveniently maintain the length of bracing piece.

Optionally, the lower die set further comprises a thimble, a top plate and a limiting rod, a plurality of ejection holes are formed in the lower die base in a penetrating mode, the thimble corresponds to the ejection hole and is provided with a plurality of ejector pins which are slidably inserted into the ejection holes, the top plate is located one side of the upper die base is far away from the lower die base, the thimble is far away from one end of the forming cavity, the end of the forming cavity is fixed on the top plate, the limiting rod is provided with a plurality of limiting rods, the limiting rod is fixed on one side of the upper die base far away from the lower die base, the limiting rod penetrates through the top plate and is in sliding fit with the top plate, the limiting rod is far away from one end of the lower die base and is provided with a limiting ring, and when the top plate is far away from one side of the lower die base, the thimble is close to one end of the forming cavity and is flushed with the inner wall of the forming cavity.

By adopting the technical scheme, after the product is formed, the top plate can be driven by equipment to approach one side of the lower die holder, and the product is ejected out of the lower die holder through the ejector pin, so that the product is demoulded; meanwhile, the limiting rod can limit the position of the top plate, so that the end part of the ejector pin is flush with the inner wall of the forming cavity, and the shape of a product is not influenced by the arrangement of the ejector pin; and the roof slides along the gag lever post, and the gag lever post can lead to the roof, and the prevention is causing the thimble to take place skew, bending greatly at the ejecting in-process resistance of product.

Optionally, the resistance reducing block is also provided with the ejection hole, and the resistance reducing block slides along the ejector pin.

By adopting the technical scheme, the ejection hole is formed in the resistance reducing block, the ejector pin is inserted into the ejection hole, and the ejector pin can limit the position of the resistance reducing block, so that the resistance reducing block is positioned.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the resistance reducing holes are formed in the lower die holder along the depth direction corresponding to the outer side wall of the annular cavity, the resistance reducing blocks are inserted into the resistance reducing blocks Kong Nahua, molten metal is injected into the forming cavity, the annular cavity and the cylindrical cavity from a pouring gate when the resistance reducing blocks are used, the products need to be demoulded after the molten metal is cooled and formed, the resistance reducing blocks can be taken out of the lower die holder together during the demoulding process, the resistance reducing blocks are inserted into the resistance reducing holes after the products are taken out, and friction does not exist between the products and the resistance reducing blocks during the demoulding process, so that the resistance of the demoulding of the products can be effectively reduced, and the demoulding of the products is facilitated;

2. the two resistance reducing blocks are arranged, so that the demoulding resistance can be further reduced, meanwhile, the two resistance reducing blocks are positioned at the corners with small intersecting bottoms, the resistance generated during demoulding of the corners with small angles is larger, and the demoulding resistance can be effectively reduced by arranging the resistance reducing blocks at the corners;

3. the ejector pin can limit the position of the resistance reducing block by arranging the ejector hole on the resistance reducing block and inserting the ejector pin into the ejector hole, so that the resistance reducing block is positioned.

Drawings

FIG. 1 is a component for a cigarette making machine that is related in the background to embodiments of the present application;

FIG. 2 is a schematic diagram of an overall top view configuration of an embodiment of the present application;

FIG. 3 is a schematic bottom view of the embodiment of the present application in its entirety;

FIG. 4 is a schematic structural diagram of a salient drag reduction block according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a highlight adjusting block and a molding block according to an embodiment of the present application.

Reference numerals: 01. a main body; 011. a special-shaped sleeve; 012. a support bar; 013. mounting holes; 1. an upper module; 11. an upper die holder; 111. a pouring gate; 112. pouring a trough; 113. a positioning ring groove; 12. a positioning column; 2. a lower module; 21. a lower die holder; 211. a molding cavity; 212. an annular cavity; 213. a cylindrical cavity; 214. an assembly hole; 215. an adjustment hole; 216. a countersunk groove; 217. an ejection aperture; 218. positioning holes; 219. the positioning ring is convex; 210. a drag reduction hole; 22. a drag reducing block; 23. forming a block; 24. an adjusting block; 241. a fixed block; 25. adjusting the gasket; 26. a demolded part; 261. a thimble; 262. a top plate; 263. a limiting rod; 2631. the limiting ring is convex; 264. an elastic member; 27. a fixing plate; 271. avoiding holes; 28. and (5) fixing the rod.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses foundry goods casting mold for cigarette machine, refer to fig. 2, including last module 1 and lower module 2, it includes upper die base 11 to go up module 1, lower module 2 includes die holder 21 and drawing of patterns part 26, the combination is formed with the shaping chamber 211 that is used for the shaping main part between upper die base 11 and die holder 21, still offer the annular chamber 212 that is used for shaping special-shaped cover and the cylindricality chamber 213 that is used for the shaping bracing piece on die holder 21, cylindricality chamber 213 is located the both ends of shaping chamber 211, set up the sprue gate 111 that communicates shaping chamber 211 on upper die base 11. When the mold is used, molten metal is injected into the molding cavity 211 from the sprue 111, and after the molten metal is cooled and molded, the product is demolded through the demolding assembly.

Referring to fig. 2 and 3, one side of the upper die holder 11 facing the lower die holder 21 is provided with two pouring grooves 112, the two pouring grooves 112 are respectively located at two sides of the pouring gate 111, and the pouring grooves 112 communicate the pouring gate 111 and the cylindrical cavity 213. The upper die holder 11 has positioning posts 12 fixed at both ends thereof, and the lower die holder 21 has positioning holes 218 corresponding to the positioning posts 12. A positioning ring protrusion 219 is integrally formed on the upper side of the lower mold base 21 around the molding cavity 211, and a positioning ring groove 113 is formed on the lower side of the upper mold base 11 corresponding to the positioning ring protrusion 219.

Referring to fig. 4 and 5, a drag reduction hole 210 communicating with the annular cavity 212 is vertically formed in the lower die holder 21 at the outer side wall of the annular cavity 212, and two drag reduction holes 210 are formed and are respectively located at two acute-angled corners of the annular cavity 212. The drag reduction block 22 is slidably inserted into the drag reduction hole 210, and the drag reduction block 22 and the lower die holder 21 form a complete annular cavity 212. The lower die holder 21 is provided with an assembly hole 214 corresponding to the inner side wall of the annular cavity 212 in a penetrating manner, a forming block 23 is fixed at the assembly hole 214 through a bolt, and the forming block 23 and the lower die holder 21 are combined to form the annular cavity 212.

An adjusting hole 215 with the same shape as the cavity low is formed in the lower die holder 21 at the cavity low position of the cylindrical cavity 213 in a penetrating manner, and an adjusting block 24 is inserted in the adjusting hole 215 in a sliding manner; a countersunk groove 216 is formed in the lower side surface of the lower die holder 21 at the adjusting hole 215, a fixed block 241 with the contour consistent with that of the countersunk groove 216 is integrally arranged on the lower side of the adjusting block 24, and the fixed block 241 is fixed at the bottom of the countersunk groove 216 through a bolt; the adjusting gasket 25 is arranged between the fixed block 241 and the bottom of the countersunk groove 216, and when the adjusting device is used, the position of the adjusting block 24 in the adjusting hole 215 can be adjusted by changing the thickness of the adjusting gasket 25, so that the length of the supporting rod can be adjusted.

Referring to fig. 2 and 3, the demolding part 26 includes a thimble 261, a top plate 262 and a limiting rod 263, the thimble 261 is a cylindrical rod with a small diameter, and a plurality of thimbles 261 are provided; a plurality of ejection holes 217 are vertically formed in the lower die holder 21, the resistance reducing block 22 and the forming block 23 in a penetrating manner, the ejection holes 217 are uniformly distributed, and the ejection pins 261 are slidably inserted into the ejection holes 217. The top plate 262 is a rectangular plate body with the size smaller than that of the lower die holder 21, the top plate 262 is positioned below the lower die holder 21, and the lower ends of the ejector pins 261 are fixed on the top plate 262. The limiting rods 263 are vertically arranged at four corners of the top plate 262, one end of the limiting rod 263 close to the lower die holder 21 is fixed on the lower die holder 21, and the other end of the limiting rod 263 penetrates through the top plate 262 and is in sliding fit with the top plate 262; a limit ring protrusion 2631 is integrally arranged at one end of the limit rod 263 away from the lower die holder 21, and the limit ring protrusion 2631 abuts against one side of the top plate 262 away from the lower die holder 21; when the top plate 262 abuts on the limiting ring protrusion 2631, one end of the ejector pin 261, which is far away from the top plate 262, is flush with the inner wall of the forming cavity 211; an elastic member 264 is sleeved on the limiting rod 263, the elastic member 264 is a compression spring, and two ends of the elastic member 264 are respectively abutted to the lower die holder 21 and the top plate 262.

The lower die set 2 further comprises four fixing plates 27 and four fixing rods 28, and the fixing rods 28 are vertically fixed at four corners of the lower die base 21; the fixing plate 27 is a rectangular plate, the fixing plate 27 is fixed at one end of the fixing rod 28 far away from the lower die holder 21, an avoiding hole 271 is formed in the fixing plate 27 in a penetrating mode at a position corresponding to the top plate 262, and the lower die holder 21 is fixed on the equipment through the fixing plate 27.

After the product is molded, a driving piece on the device penetrates through the avoidance hole 271 to drive the top plate 262 to move towards one side of the lower die holder 21, and the ejector pin 261 ejects the product out of the lower die holder 21 under the action of the top plate 262, so that the product is demoulded.

The embodiment of the application discloses a cast pouring mould for cigarette machine's implementation principle does: by arranging the resistance reducing holes 210 on the lower die holder 21 and inserting the resistance reducing blocks 22 in the resistance reducing holes 210 in a sliding manner, the resistance reducing blocks 22 can be separated from the lower die holder 21 together with a product in the product demoulding process, and the resistance reducing blocks 22 are taken down after the product is separated from the lower die holder 21, so that the resistance between the product and the lower die holder 21 in the demoulding process can be reduced, and the demoulding is convenient. Meanwhile, the resistance reducing blocks 22 are arranged at the corners of two acute angles of the annular cavity 212, the corner resistance of the acute angles is larger in the demolding process, the resistance reducing blocks 22 are arranged at the corners, the demolding resistance can be further reduced, and accordingly product demolding is facilitated.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a foundry goods casting mold for cigarette machine which characterized in that: including upper die set (1) and lower die set (2), upper die set (1) includes upper die base (11), lower die set (2) includes die holder (21), upper die base (11) with be formed into chamber (211) of shaping main part between die holder (21), offer on die holder (21) and be used for the annular chamber (212) of shaping dysmorphism cover and be used for the cylindricality chamber (213) of shaping bracing piece, run through on upper die base (11) and set up the intercommunication sprue gate (111) of shaping chamber (211) correspond on die holder (21) the lateral wall department of annular chamber (212) is followed the degree of depth direction of annular chamber (212) has seted up drag reduction hole (210), drag reduction hole (210) with annular chamber (212) are linked together, resistance reduction block (22) have been inserted in the sliding in drag reduction hole (210), resistance reduction block (22) with die holder (21) constitute complete annular chamber (212).

2. A casting gating mold for a cigarette machine as claimed in claim 1, wherein: the two drag reduction blocks (22) are arranged, and the two drag reduction blocks (22) are respectively positioned at two corners with smaller angles of the annular cavity (212).

3. A casting gating mold for a cigarette machine as claimed in claim 1, wherein: a casting groove (112) is formed in one side face, close to the lower die seat (21), of the upper die seat (11), the casting groove (112) is formed in two sides of the casting opening (111), and the casting groove (112) is communicated with the casting opening (111) and the cylindrical cavity (213).

4. The casting pouring mold for a cigarette making machine according to claim 1, characterized in that: the lower die holder (21) is provided with an assembling hole (214) in a penetrating mode, a forming block (23) is detachably fixed to the assembling hole (214), and the forming block (23) and the lower die holder (21) are combined to form the annular cavity (212).

5. A casting gating mold for a cigarette machine as claimed in claim 1, wherein: go up in die holder (21) week side of die cavity (211) is provided with the orientation the convex holding ring in upper die base (11) one side (219), correspond on upper die base (11) holding ring groove (113) have been seted up to holding ring protruding (219).

6. A casting gating mold for a cigarette machine as claimed in claim 1, wherein: the lower die holder (21) is provided with an adjusting hole (215) in a penetrating mode corresponding to the cylindrical cavity (213), a countersunk groove (216) is formed in the position, corresponding to the adjusting hole (215), of one side, away from the upper die holder (11), of the lower die holder (21), an adjusting block (24) is inserted into the adjusting hole (215), a fixing block (241) is arranged at one end, away from the upper die holder (11), of the adjusting block (24), the fixing block (241) is fixed to the bottom of the countersunk groove (216), and an adjusting gasket (25) is arranged at the bottom of the fixing block (241) and the countersunk groove (216).

7. A casting gating mold for a cigarette machine as claimed in claim 1, wherein: lower module (2) still includes thimble (261), roof (262) and gag lever post (263), run through on die holder (21) and seted up a plurality of ejecting hole (217), thimble (261) corresponds ejecting hole (217) are provided with a plurality ofly, a plurality of thimble (261) slip insert in ejecting hole (217), roof (262) are located lower die holder (21) are kept away from one side of upper die base (11), thimble (261) are kept away from the one end of shaping chamber (211) all is fixed in on roof (262), gag lever post (263) are provided with a plurality ofly, gag lever post (263) are fixed lower die holder (21) are kept away from one side of upper die base (11), gag lever post (263) run through roof (262) and with roof (262) sliding fit, gag lever post (263) are kept away from the one end of lower die holder (21) is provided with spacing ring protruding (2631), works as spacing ring protruding (2631) in butt in one side of lower die holder (262) is kept away from, when thimble (261) is close to one end of shaping chamber (211) flush with the shaping chamber.

8. A casting pouring mold for a cigarette making machine according to claim 7, characterized in that: the resistance reducing block (22) is also provided with the ejection hole (217), and the resistance reducing block (22) slides along the ejector pin (261).

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