CN216575474U

CN216575474U - Flange casting mould

Info

Publication number: CN216575474U
Application number: CN202122111493.4U
Authority: CN
Inventors: 陈晓光
Original assignee: Baoding Yingao Valve Fittings Manufacturing Co ltd
Current assignee: Baoding Yingao Valve Fittings Manufacturing Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-05-24
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a flange casting mold which comprises a bottom plate, wherein four corners of the top of the bottom plate are fixedly connected with support frames, the middle parts of the upper ends of the support frames are fixedly connected with connecting rods, the inner sides of the connecting rods are respectively connected to the four corners of a cover plate in a sliding manner, the center of the cover plate is fixedly connected with an upper mold, the top end of the upper mold is fixedly connected with a circular container, the middle part of the top of the bottom plate is fixedly connected with a lower mold, and the left end and the right end of the top of the lower mold are respectively provided with a cooling box. According to the utility model, a cold water circulating system in the cooling box is realized through the water pump, the cooling box is used for enclosing the outer side of the forming box, the effect of reducing the temperature of metal liquid in the forming cavity is achieved, the effects of accelerating cooling and forming are achieved, the concave supporting block is used for pushing the formed flange out of the forming cavity and fixing the flange at a proper height, safe and effective demoulding is achieved, the effects of reducing labor consumption and safely and quickly demoulding are achieved, and the device is worthy of great popularization.

Description

Flange casting mould

Technical Field

The utility model relates to the technical field of mechanical forging and casting, in particular to a flange casting die.

Background

The production process of the flange is generally divided into four types, the first type is forging and forging the flange, the flange is relatively the flange with the best quality and the highest price, the production process is different, the second type is casting the flange, and the cutting flange and the rolling flange are four types, wherein the rolling flange is a rolling large-caliber flange.

The casting of present flange generally all is the technology that adopts low pressure casting, the cast advantage can produce the shape complicacy, but casting back drawing of patterns is more hard, the drawing of patterns adopts some simple mechanical methods to take manual hard to strike and is deviate from the product from the mould, it is inconvenient not only to take out fashioned flange like this, and often strike the mould and also can produce certain damage to mould itself, waste time and energy, make production efficiency greatly reduced, and beat the in-process that causes workman's injury easily, again most flange casting device all does not have cooling function now, the molten metal temperature is very high, the shaping time is slow, its cooling time is also longer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a flange casting mold.

In order to achieve the purpose, the utility model adopts the following technical scheme: a flange casting die comprises a bottom plate, wherein four corners of the top of the bottom plate are fixedly connected with support frames, the middle parts of the upper ends of the support frames are fixedly connected with connecting rods, the inner sides of the connecting rods are respectively connected with the four corners of a cover plate in a sliding manner, the center of the cover plate is fixedly connected with an upper die, the top end of the upper die is fixedly connected with a circular container, the middle part of the top of the bottom plate is fixedly connected with a lower die, the left end and the right end of the top of the lower die are respectively provided with a cooling box, a water pump is respectively arranged in a groove between the cooling box and the connecting rods, the output end of the water pump is respectively and fixedly connected with an input pipe, the input pipe penetrates through the lower die and extends out of the lower die, the middle part of the bottom end of the inner side of the cooling box is respectively and fixedly connected with an output pipe, the output pipes respectively penetrate through the lower die and extend out of the lower die, the center of the top of the bottom plate is fixedly connected with a second hydraulic cylinder, the upper end of the second hydraulic cylinder is fixedly connected with a concave supporting block, air coolers are arranged in grooves in the left end and the right end of the supporting frame, metal pipes are fixedly connected with air outlets of the air coolers, coolers are arranged in grooves in the left end and the right end of the supporting frame, and the metal pipes are fixedly connected with air outlets of the coolers.

As a further description of the above technical solution:

and the left side and the right side of the top of the front end of the bottom plate correspond to the output pipe and are provided with waste water barrels.

As a further description of the above technical solution:

evenly be provided with on the circular container bottom surface inner wall and pour the hole, it runs through the mould to pour the hole.

As a further description of the above technical solution:

the lower ends of the connecting rods are fixedly connected to the upper end of the cooling box.

As a further description of the above technical solution:

and water inlet holes are formed in the upper end of the outer side of the cooling box and the position corresponding to the output end of the water pump.

As a further description of the above technical solution:

and a cooling cavity is arranged in the cooling box.

As a further description of the above technical solution:

and a forming cavity is arranged between the upper die and the cooling box.

As a further description of the above technical solution:

the support frame is characterized in that the bottom surface of the inner side of the support frame is fixedly connected with first hydraulic cylinders, and the bottom ends of the first hydraulic cylinders are fixedly connected to four corners of the top of the cover plate respectively.

The utility model has the following beneficial effects:

1. according to the utility model, firstly, a cold water circulating system in the cooling box is realized through the water pump, and then the cooling box is used for enclosing the outer side of the forming box, so that the effect of reducing the temperature of the metal liquid in the forming cavity is achieved, the effects of accelerating cooling and forming are achieved, the cold air is transmitted through the metal pipe through the air cooler, the effect of secondarily cooling the formed flange is achieved, the effects of cooling, stabilizing forming and improving the production efficiency are achieved, and the device has the beneficial effects of accelerating cooling, improving the production efficiency, being simple and easy to operate and not consuming manpower.

2. According to the device, the incidence of metal liquid splashing is reduced through the circular container, the effect of reducing potential safety hazards is achieved, the concave supporting block is used for pushing the formed flange out of the forming cavity and fixing the flange at a proper height through the second hydraulic cylinder, safe and effective demoulding is achieved, the effect of reducing manual consumption is achieved, the device has the advantages of reducing the labor intensity of workers, facilitating demoulding, being safe to use, and being worthy of great popularization.

Drawings

Fig. 1 is an internal structure view of a flange casting mold according to the present invention;

FIG. 2 is a perspective view of a flange casting mold according to the present invention;

fig. 3 is a top view of a flange casting mold according to the present invention.

Illustration of the drawings:

1. a base plate; 2. a support frame; 3. a first hydraulic cylinder; 4. a connecting rod; 5. a cover plate; 6. pouring holes; 7. an upper die; 8. a circular receptacle; 9. a cooling chamber; 10. a molding cavity; 11. a cooling tank; 12. a water pump; 13. a water inlet hole; 14. an input tube; 15. an output pipe; 16. a waste water tank; 17. a concave support block; 18. a metal tube; 19. a cooling machine; 20. a second hydraulic cylinder; 21. and (5) a lower die.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: a flange casting mold comprises a bottom plate 1, four corners of the top of the bottom plate 1 are fixedly connected with support frames 2, the middle parts of the upper ends of the support frames 2 are fixedly connected with connecting rods 4, the inner sides of the connecting rods 4 are respectively connected with the four corners of a cover plate 5 in a sliding manner, the center of the cover plate 5 is fixedly connected with an upper mold 7, the top end of the upper mold 7 is fixedly connected with a circular container 8, the incidence rate of metal liquid splashing is reduced through the circular container 8, and the safety potential hazard is reduced, the middle part of the top of the bottom plate 1 is fixedly connected with a lower mold 21, the left end and the right end of the top of the lower mold 21 are respectively provided with a cooling box 11, a water pump 12 is respectively arranged in a groove between the cooling box 11 and the connecting rods 4, the output end of the water pump 12 is respectively and fixedly connected with an input pipe 14, the input pipes 14 respectively penetrate through the lower mold 21 and extend out of the lower mold 21, the middle part of the inner bottom end of the cooling box 11 is respectively and is fixedly connected with an output pipe 15, the output pipe 15 respectively penetrates through the lower mold 21 and extends out of the lower mold 21, the cooling water circulation system in the cooling box 11 is realized through the water pump 12, the cooling box 11 is utilized to surround the outer side of the forming box to play a role in reducing the temperature of metal liquid in the forming cavity 10 so as to achieve the effects of accelerating cooling and forming, the second hydraulic cylinder 20 is fixedly connected at the center of the top of the bottom plate 1, the concave supporting block 17 is fixedly connected at the upper end of the second hydraulic cylinder 20, the formed flange is pushed out of the forming cavity 10 through the concave supporting block 17 realized through the second hydraulic cylinder 20 and is fixed at a proper height, safe and effective demoulding is realized, the effect of reducing labor consumption is achieved, the cooling machines 19 are respectively arranged in the grooves at the left end and the right end of the supporting frame 2, the metal pipes 18 are respectively and fixedly connected at the air outlets of the cooling machines 19, cold air transmission is realized through the metal pipes 18 through the air cooling machines, the secondary cooling effect on the formed flange is achieved, and cooling and stable forming is achieved, the device has the advantages of accelerated cooling, production efficiency improvement, simple operation, no labor consumption and great popularization value.

The left side and the right side of the top of the front end of the bottom plate 1 are provided with waste water barrels 16 corresponding to the output pipe 15, discharged liquid is collected through the waste water barrels 16 to realize secondary utilization of water, pouring holes 6 are uniformly arranged on the inner wall of the bottom surface of a circular container 8, the pouring holes 6 penetrate through an upper die 7, the flow of metal liquid into a forming cavity 10 is accelerated by arranging the inverted trapezoidal pouring holes 6 to play a role in improving the efficiency, the lower ends of connecting rods 4 are fixedly connected to the upper end of a cooling box 11, water inlet holes 13 are arranged at the positions, corresponding to the output end of a water pump 12, of the upper end of the outer side of the cooling box 11, a cooling cavity 9 is arranged inside the cooling box 11, the water circulation in the cooling cavity 9 is realized through the arrangement of an input pipe 14 and the output pipe 15 to play a role in cooling and accelerating flange forming, and cooling machines 19 are arranged in grooves at the left end and the right end of the support frame 2, the equal fixedly connected with tubular metal resonator 18 of air outlet of cooler 19 is provided with one-tenth die cavity 10 between last mould 7 and the cooler bin 11, the equal fixedly connected with first pneumatic cylinder 3 in 2 inboard bottom surfaces of support frame, and the bottom of first pneumatic cylinder 3 is fixed connection respectively in 5 top four corners of apron. The upper die 7 is controlled to tightly press the forming cavity 10 through a hydraulic cylinder, so that the forming integrity is improved, and the demoulding is facilitated.

The working principle is as follows: firstly, the cover plate 5 is driven by the first hydraulic cylinder 3 to slide downwards to realize the tight fit of the upper die 7 and the forming cavity 10, then the metal liquid is poured into the circular container 8 and flows into the forming cavity 10 through the pouring hole 6, the water pump 12 is started, cold water is input into the cooling cavity 9 arranged in the cooling box 11 through the input pipe 14 to realize that the cooling box 11 cools the metal liquid in the forming cavity 10 to play a role in accelerating the cooling and forming of the metal liquid, meanwhile, the liquid in the cooling box 11 is conveyed out through the output pipe 15 to realize the water circulation in the cooling box 11, the output water can be reused through the waste water barrel 16, when the metal liquid in the forming cavity 10 is basically cooled and formed, the upper die 7 is driven by the first hydraulic cylinder 3 to separate from the forming cavity 10 and slide to the top end, the concave type supporting block 17 is driven by the second hydraulic cylinder 20 to move upwards, the concave type groove of the supporting block 17 is used for fixing the inner wall and the outer wall of the through hole of the forming flange, and lifting the flange to move upwards to a certain height, starting the cooling machine 19 at the moment, conveying cold air out through the air outlet of the metal pipe 18, performing secondary cooling on the formed flange, and taking out the flange when the flange is cooled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A flange casting mould, includes bottom plate (1), its characterized in that: the four corners at the top of the bottom plate (1) are fixedly connected with a support frame (2), the middle part of the upper end of the support frame (2) is fixedly connected with a connecting rod (4), the inner sides of the connecting rod (4) are respectively connected with the four corners of the cover plate (5) in a sliding manner, the center of the cover plate (5) is fixedly connected with an upper die (7), the top end of the upper die (7) is fixedly connected with a circular container (8), the middle part of the top of the bottom plate (1) is fixedly connected with a lower die (21), the left end and the right end of the top of the lower die (21) are respectively provided with a cooling box (11), a water pump (12) is arranged in a groove between the cooling box (11) and the connecting rod (4), the output end of the water pump (12) is fixedly connected with an input pipe (14), the input pipe (14) penetrates through the lower die (21) and extends out of the lower die (21), the middle part of the bottom of the inner side of the cooling box (11) is fixedly connected with an output pipe (15), the output pipe (15) runs through the lower die (21) and extends out of the lower die (21), a second hydraulic cylinder (20) is fixedly connected to the center of the top of the bottom plate (1), a concave supporting block (17) is fixedly connected to the upper end of the second hydraulic cylinder (20), a cooler (19) is arranged in grooves in the left end and the right end of the supporting frame (2), and metal pipes (18) are fixedly connected to air outlets of the cooler (19).

2. A flange casting mold according to claim 1, wherein: and waste water barrels (16) are arranged on the left side and the right side of the top of the front end of the bottom plate (1) corresponding to the output pipe (15).

3. A flange casting mold according to claim 1, wherein: and pouring holes (6) are uniformly formed in the inner wall of the bottom surface of the circular container (8), and the pouring holes (6) penetrate through the upper die (7).

4. A flange casting mold according to claim 1, wherein: the lower ends of the connecting rods (4) are fixedly connected to the upper end of the cooling box (11).

5. A flange casting mold according to claim 1, wherein: and water inlet holes (13) are formed in the positions, corresponding to the output end of the water pump (12), of the upper end of the outer side of the cooling box (11).

6. A flange casting mold according to claim 1, wherein: and a cooling cavity (9) is arranged in the cooling box (11).

7. A flange casting mold according to claim 1, wherein: and a molding cavity (10) is arranged between the upper die (7) and the cooling box (11).

8. A flange casting mold according to claim 1, wherein: the support frame (2) is characterized in that the bottom surface of the inner side of the support frame (2) is fixedly connected with a first hydraulic cylinder (3), and the bottom ends of the first hydraulic cylinders (3) are fixedly connected to four corners of the top of the cover plate (5).