CN217551099U

CN217551099U - Metal antigravity casting equipment

Info

Publication number: CN217551099U
Application number: CN202221660640.1U
Authority: CN
Inventors: 张庆涛; 高圣; 申长龙; 路勇
Original assignee: Qingdao Banghe Foundry Co ltd
Current assignee: Qingdao Banghe Foundry Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-11
Anticipated expiration: 2032-06-30

Abstract

The utility model belongs to the technical field of antigravity casting, especially, a metal antigravity casting equipment, including the pressure barrel, the platform is placed to the upper end fixedly connected with of pressure barrel, the utility model discloses when using, through the tight fixing device of clamp that is equipped with, when the user equipment casts, place the casting sand box and place the bench, adjust to suitable position, then the first handle of rotatory both sides respectively, thereby make the inside screw in of first screw rod extrude the crossbeam, the crossbeam is made to move to the casting sand box to the extrusion of crossbeam by first screw rod, thereby extrude fixedly to the side of casting sand box, rotate two fly leafs respectively again, make the fly leaf be in horizontal position, then twist the knob on two fly leafs soon, make the second screw rod rotatory and drive the pressure head and remove to the casting sand box, make the pressure head extrude fixedly to the casting sand box, reach the mesh of the locking mould power between the reinforcing casting sand box.

Description

Metal antigravity casting equipment

Technical Field

The utility model belongs to the technical field of antigravity casting, concretely relates to metal antigravity casting equipment.

Background

The antigravity casting is also called counter-pressure casting, which is a casting method for completing the filling, feeding and solidification of liquid metal under the action of the force opposite to gravity, compared with pressure casting and extrusion casting, the force applied for completing the filling and feeding is smaller, therefore, the liquid metal flows very stably in the filling process, and the casting method has the characteristics of controllable filling speed, good formability, low casting cost, high casting efficiency, effective improvement of casting quality and the like, is widely applied in actual production, and provides good conditions for the development of equipment technology.

At present, antigravity casting equipment used in the metal casting industry is not stable enough in the mould locking force of a used casting sand box clamp in the casting process and is easy to generate gaps in the carrying process, so that the quality of a cast product is reduced to some extent when the equipment is used for filling the casting sand box for casting, even the cast product cannot be used, and meanwhile, the control of the external force of the antigravity casting equipment used at present mainly controls the size of casting pressure and the speed of filling the mould through controlling an air pump, and the control precision is not high enough.

Based on this, the utility model designs a metal antigravity casting equipment to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a metal antigravity casting equipment has stable clamping force and the high characteristics of control accuracy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal antigravity casting equipment, includes the pressure bucket, the platform is placed to the upper end fixedly connected with of pressure bucket, the left and right sides difference fixedly connected with collateral branch frame of placing the platform, two equal swing joint has the tight fixing device of clamp on the collateral branch frame, press from both sides tight fixing device and include the crossbeam, the both ends of crossbeam are seted up has the hole of closing soon, two slide bars of one side fixedly connected with of crossbeam, two the slide bar is placed respectively in two slide bars of seting up on the collateral branch frame, two the slide bar outside is encircleed there is tension spring, two tension spring one end fixed connection is in the crossbeam side, and other end fixed connection is in the inboard of collateral branch frame, two close downthehole equal screwed connection of spiral of closing soon, two close soon the double-screw bolt respectively fixed connection on two fly leafs.

As a preferred technical scheme of the utility model, threaded through hole has been seted up on the fly leaf, and threaded through hole internal spiral is connected with the second screw rod, the one end fixedly connected with knob of second screw rod, other end fixedly connected with pressure head, set up threaded hole on the collateral branch frame, and threaded hole swing joint has first screw rod, the first handle of one end fixedly connected with of first screw rod, two the collateral branch frame is in the same place through two upper brackets fixed connection, two fixed mounting has two closing device on the upper bracket, the casting sand box has been placed to closing device's lower extreme, the front of pressure bucket is provided with intelligent pressure meter, intelligent pressure meter passes through connecting wire and booster pump intercommunication, pipe and gas pitcher intercommunication are passed through in the left side of pressure bucket.

As a preferred technical scheme of the utility model, closing device includes the briquetting, the antiskid groove has been seted up to the bottom of briquetting, the upper end swing joint of briquetting has the third screw rod, the third screw rod passes screw thread seat and second handle fixed connection on the mounting panel, the mounting panel is through the upper end of two holding screw fixed mounting at two upper brackets, the briquetting is through the lower extreme of two rebound spring fixed connection at two upper brackets.

As a preferred technical scheme of the utility model, two the mounting hole has all been seted up to the both sides of upper bracket, and is provided with the bolt in the mounting hole, two the collateral branch frame passes through bolt and nut fixed connection between two upper brackets.

As the utility model discloses a preferred technical scheme, intelligence manometer includes the processing unit, the back of processing unit is provided with the installation double-screw bolt, fixedly connected with pressure-measuring pipe in the processing unit, the front of processing unit is provided with the display screen, the below of display screen is provided with four pilot lamps, the below of pilot lamp is provided with four control button.

As a preferred technical scheme of the utility model, the pressure bucket includes the staving, the inside of staving is provided with the heat preservation stove, the right side and the inlet intercommunication of heat preservation stove, sealing connection has sealed apron on the inlet, be provided with the stalk in the heat preservation stove, the air inlet has been seted up in the left side of staving, air inlet and pipe fixed connection.

As an optimized technical scheme of the utility model, the stalk passes the staving and places the pouring gate intercommunication of seting up on platform and the casting sand box.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses when using, through the tight fixing device that presss from both sides that is equipped with, when the user equipment casts, place the casting sand box on placing the platform, adjust to suitable position, then rotate the first handle of both sides respectively, make the first screw rod inwards screw in and extrude the crossbeam, the crossbeam is made to move to the casting sand box by the extrusion of first screw rod to the crossbeam, thereby extrude fixedly to the side of casting sand box, again respectively rotate two fly leaves, make the fly leaf be in horizontal position, then revolve the knob of twisting on two fly leaves, make the second screw rod rotatory and drive the pressure head to move to the casting sand box, make the pressure head extrude fixedly to the casting sand box, reach the purpose of the mold locking force between the reinforcing casting sand box;

2. the utility model discloses when using, through the closing device who is equipped with, when the fixed back of accomplishing to casting sand box side, through rotatory second handle, make the second handle drive the third screw rod rotatoryly downwards, the downward rotation of third screw rod then can produce the power of pushing down to the briquetting, makes the briquetting move down, makes the briquetting press on the up end of casting sand box, can make the briquetting tightly push down the casting sand box through continuous rotatory second handle, reaches and carries out the purpose of fixing to the casting sand box.

3. The utility model discloses when using, through the intelligent pressure gauge that is equipped with, when filling the type to the casting sand box, produce compressed gas through using gas pitcher and booster pump, carry compressed gas to the heat preservation stove through the pipeline, carry out the pressure boost to the liquid metal in the heat preservation stove, make liquid metal along the lift pipe reverse flow in the casting sand box, at this moment, the pressure-measuring pipe that sets up in the heat preservation stove can carry out real-time supervision to the pressure that fills in the heat preservation stove and handle the information that detects and send to the booster pump through the connecting wire, the rethread computer carries out real time control to output gas's pressure, reach the accurate control to pressure size and the speed of filling when casting, improve the quality of product.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall front structure of the present invention;

fig. 2 is a schematic view of the overall back structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the pressure barrel of the present invention;

fig. 4 is an exploded view of the clamping fixture of the present invention;

fig. 5 is a schematic view of the explosion structure of the compressing device of the present invention;

fig. 6 is a schematic structural diagram of the intelligent pressure meter of the present invention.

In the figure: 1. a pressure barrel; 101. a barrel body; 102. a holding furnace; 103. an air inlet; 104. a liquid inlet; 105. sealing the cover plate; 106. a riser tube; 2. a placing table; 3. a side bracket; 4. clamping the fixing device; 401. a cross beam; 402. a first screw; 403. a first handle; 404. screwing holes; 405. a movable plate; 406. screwing the stud; 407. a second screw; 408. a knob; 409. a pressure head; 4010. a slide bar; 4011. a tension spring; 5. an upper bracket; 501. a bolt; 502. a nut; 6. a pressing device; 601. briquetting; 602. a third screw; 603. a second handle; 604. mounting a plate; 605. tightening the screw; 606. a rebound spring; 7. casting a sand box; 8. an intelligent pressure measuring device; 801. a processing unit; 802. mounting a stud; 803. a piezometric tube; 804. a display screen; 805. an indicator light; 806. a control button; 9. a gas tank; 10. a booster pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a metal antigravity casting equipment, including pressure vessel 1, platform 2 is placed to the upper end fixedly connected with of pressure vessel 1, the left and right sides fixedly connected with collateral branch frame 3 respectively of placing platform 2, equal swing joint has the tight fixing device 4 of clamp on two collateral branch frames 3, it includes crossbeam 401 to press from both sides tight fixing device 4, the both ends of crossbeam 401 are seted up has the spin hole 404, two slide bars 4010 of one side fixedly connected with of crossbeam 401, two slide bars 4010 place respectively in two slide holes of seting up on collateral branch frame 3, two slide bar 4010 outside are encircleed there is tension spring 4011, two tension spring 4011 one end fixed connection are in the crossbeam 401 side, other end fixed connection is in the inboard of collateral branch frame 3, equal screwed connection has spin double-screw bolt 406 in two spin holes 404, two spin double-screw bolts 406 are fixed connection respectively on two fly leaves 405.

Threaded through holes are formed in the movable plate 405, a second screw 407 is spirally connected in each threaded through hole, one end of the second screw 407 is fixedly connected with a knob 408, the other end of the second screw is fixedly connected with a pressure head 409, threaded holes are formed in the side supports 3, a first screw 402 is movably connected in each threaded hole, a first handle 403 is fixedly connected to one end of the first screw 402, the two side supports 3 are fixedly connected together through the two upper supports 5, the two upper supports 5 are fixedly provided with the two pressing devices 6, the casting sand boxes 7 are placed at the lower ends of the pressing devices 6, the intelligent pressure measuring device 8 is arranged on the front face of the pressure barrel 1 and communicated with the booster pump 10 through a connecting line, and the left side of the pressure barrel 1 is communicated with the gas tank 9 through a guide pipe.

Referring to fig. 1 and 4, the molding flask 7 can be fixed to the upper end of the mounting table 2 by the clamping and fixing device 4, so that the mold clamping force of the molding flask 7 is increased, and the mold filling pressure can be precisely controlled by the mold clamping device 8, so that no gap is generated during mold filling, and the quality of a cast product is improved.

The pressing device 6 comprises a pressing block 601, an anti-slip groove is formed in the bottom of the pressing block 601, a third screw 602 is movably connected to the upper end of the pressing block 601, the third screw 602 penetrates through a threaded seat on the mounting plate 604 and is fixedly connected with a second handle 603, the mounting plate 604 is fixedly mounted at the upper ends of the two upper supports 5 through two set screws 605, and the pressing block 601 is fixedly connected at the lower ends of the two upper supports 5 through two rebound springs 606.

Mounting holes are formed in the two sides of the two upper supports 5, bolts 501 are arranged in the mounting holes, and the two side supports 3 are fixedly connected between the two upper supports 5 through the bolts 501 and nuts 502.

Referring to fig. 5, the purpose of compressing and fixing the upper end of the casting flask 7 can be achieved by the compressing device 6, so that the stability of the casting flask in the casting process is improved, and the casting safety is ensured.

The intelligent pressure meter 8 comprises a processing unit 801, a mounting stud 802 is arranged on the back of the processing unit 801, a pressure measuring pipe 803 is fixedly connected in the processing unit 801, a display screen 804 is arranged on the front of the processing unit 801, four indicating lamps 805 are arranged below the display screen 804, and four control buttons 806 are arranged below the indicating lamps 805.

Referring to fig. 6, with some intelligent pressure measuring devices 8, when the casting is performed with mold filling, the intelligent pressure measuring devices 8 can monitor the pressure change in the holding furnace 102 in real time and send the pressure change to the booster pump 10 through a connection line, and then adjust the conveyed compressed gas through the processing of the computer, so as to achieve the purpose of accurately controlling the casting pressure and the mold filling speed, and achieve the purpose of accurately controlling the casting pressure and the mold filling speed according to the quality of the cast product.

The pressure barrel 1 comprises a barrel body 101, a heat preservation furnace 102 is arranged inside the barrel body 101, the right side of the heat preservation furnace 102 is communicated with a liquid inlet 104, a sealing cover plate 105 is connected to the liquid inlet 104 in a sealing mode, a liquid lifting pipe 106 is arranged in the heat preservation furnace 102, an air inlet 103 is formed in the left side of the barrel body 101, and the air inlet 103 is fixedly connected with a guide pipe.

The lift pipe 106 passes through the barrel body 101 and the placing platform 2 to be communicated with a casting hole arranged on the casting sand box 7.

The utility model discloses a theory of operation and use flow: in the using process of the utility model, when the equipment is used for antigravity casting, firstly, the casting sand box 7 is placed on the placing table 2, the casting hole on the casting sand box 7 is matched and connected with the riser 106, then the first handles 403 on both sides are rotated, the first handles 403 drive the first screw 402 to be screwed into the threaded hole formed on the side bracket 3, the first screw 402 is screwed in to extrude the beam 401, the beam 401 is close to and contacted with the casting sand box 7, the beam 401 can extrude and fix the side surface of the casting sand box 7 by continuously rotating the first handles 403, after the fixing is completed, the movable plates 405 on both sides of the beam 401 are rotated to ensure that the movable plates 405 are in the horizontal position, then the knobs 408 on the two movable plates 405 are screwed to ensure that the knobs 408 drive the second screw 407 to rotate, the rotation of the second screw 407 can ensure that the pressure head 409 is contacted with the casting sand box 7, the second screw 407 is continuously rotated to enable the press head 409 to extrude and fix the front and back surfaces of the casting sand box 7, so as to enhance the mold locking force between the casting sand boxes 7, then the two second handles 603 at the upper end of the upper bracket 5 are rotated to enable the third screw 602 to be screwed into the mounting plate 604, so as to enable the lower end of the second handle 603 to press the press block 601 downwards, so as to enable the press block 601 to press and fix the upper end of the casting sand box 7, so that the casting sand box 7 is fixed, the pressurized gas is generated by controlling the booster pump 10 and the gas tank 9, the generated pressurized gas is conveyed into the holding furnace 102 through a pipeline, the liquid metal in the holding furnace 102 is pressurized, the liquid metal flows into the casting sand box 7 along the counter-gravity of the liquid lifting pipe 106, the mold in the casting sand box 7 is filled, and the pressure measuring pipe 803 arranged in the holding furnace 102 monitors the pressure change in the holding furnace 102 in real time, after treatment, the product is conveyed to the booster pump 10 through a connecting line, and then is treated by a computer, the mold filling pressure and the mold filling speed are adjusted in real time, so that the casting pressure is accurately controlled, good feeding and solidification effects are achieved, and the product quality is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A metal antigravity casting equipment, includes pressure bucket (1), its characterized in that: platform (2) are placed to the upper end fixedly connected with of pressure bucket (1), place left and right sides difference fixedly connected with collateral branch frame (3) of platform (2), two equal swing joint has tight fixing device (4) of clamp on collateral branch frame (3), press from both sides tight fixing device (4) and include crossbeam (401), the both ends of crossbeam (401) are seted up and are had rotary joint hole (404), two slide bar (4010) of one side fixedly connected with of crossbeam (401), two in slide bar (4010) place two slide bars of seting up on collateral branch frame (3) respectively, two slide bar (4010) outside is encircleed there are tension spring (4011), two tension spring (4011) one end fixed connection is in crossbeam (401) side, and other end fixed connection is in the inboard of collateral branch frame (3), two equal screwed joint has rotary joint stud (406) in the rotary joint hole (404), two rotary joint stud (406) is fixed connection respectively on two fly leaf (405).

2. A metal antigravity casting apparatus as claimed in claim 1, wherein: threaded through holes are formed in the movable plate (405), a second screw (407) is spirally connected to the inner side of each threaded through hole, a knob (408) is fixedly connected to one end of the second screw (407), a pressure head (409) is fixedly connected to the other end of the second screw, threaded holes are formed in the side supports (3), a first screw (402) is movably connected to the inner side of each threaded hole, a first handle (403) is fixedly connected to one end of the first screw (402), the side supports (3) are fixedly connected together through two upper supports (5), two pressing devices (6) are fixedly mounted on the upper supports (5), a casting sand box (7) is placed at the lower end of each pressing device (6), an intelligent pressure measuring device (8) is arranged on the front face of the pressure barrel (1), the intelligent pressure measuring device (8) is communicated with a booster pump (10) through a connecting line, and the left side of the pressure barrel (1) is communicated with a gas tank (9) through a guide pipe.

3. A metal antigravity casting apparatus as claimed in claim 2, wherein: the pressing device (6) comprises a pressing block (601), an anti-skidding groove is formed in the bottom of the pressing block (601), a third screw rod (602) is movably connected to the upper end of the pressing block (601), the third screw rod (602) penetrates through a threaded seat on a mounting plate (604) and is fixedly connected with a second handle (603), the mounting plate (604) is fixedly mounted at the upper ends of the two upper supports (5) through two set screws (605), and the pressing block (601) is fixedly connected to the lower ends of the two upper supports (5) through two rebound springs (606).

4. A metal antigravity casting apparatus as claimed in claim 2, wherein: mounting holes are formed in two sides of the two upper supports (5), bolts (501) are arranged in the mounting holes, and the two side supports (3) are fixedly connected between the two upper supports (5) through the bolts (501) and nuts (502).

5. A metal antigravity casting apparatus as claimed in claim 2, wherein: the intelligent pressure measuring device (8) comprises a processing unit (801), a mounting stud (802) is arranged on the back of the processing unit (801), a pressure measuring pipe (803) is fixedly connected in the processing unit (801), a display screen (804) is arranged on the front of the processing unit (801), four indicating lamps (805) are arranged below the display screen (804), and four control buttons (806) are arranged below the indicating lamps (805).

6. A metal antigravity casting apparatus according to claim 1 wherein: the pressure barrel (1) comprises a barrel body (101), a heat preservation furnace (102) is arranged inside the barrel body (101), the right side of the heat preservation furnace (102) is communicated with a liquid inlet (104), a sealing cover plate (105) is connected to the liquid inlet (104) in a sealing mode, a liquid lifting pipe (106) is arranged in the heat preservation furnace (102), an air inlet (103) is formed in the left side of the barrel body (101), and the air inlet (103) is fixedly connected with a guide pipe.

7. A metal antigravity casting apparatus according to claim 6, wherein: the liquid lifting pipe (106) penetrates through the barrel body (101) and the placing platform (2) to be communicated with a casting hole formed in the casting sand box (7).