CN216656310U

CN216656310U - Vacuum casting machine

Info

Publication number: CN216656310U
Application number: CN202123278905.XU
Authority: CN
Inventors: 陶善文
Original assignee: Wuxi Wanzhong Precision Machinery Co ltd
Current assignee: Wuxi Wanzhong Precision Machinery Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-03
Anticipated expiration: 2031-12-23

Abstract

The application discloses vacuum casting machine belongs to the technical field of casting, and it is including the cooler bin that is used for cooling off the mould, and the condenser pipe is installed to the inner peripheral surface of cooler bin, and the link groove has been seted up to the bottom surface of cooler bin, and the cooler bin is installed the bracing piece through link groove along vertical sliding, and the top surface of bracing piece is fixed with the mounting panel that is used for placing the mould, and the bottom surface of cooler bin is provided with the drive assembly who is used for driving the bracing piece and goes up and down. This application has the quality that improves the foundry goods and improves condenser pipe life's effect.

Description

Vacuum casting machine

Technical Field

The application relates to the technical field of casting, in particular to a vacuum casting machine.

Background

The vacuum casting machine comprises a vacuum box, a casting upper die, a casting lower die and a vacuum pumping pump, so that casting is performed in a vacuum environment, the possibility of bubbles of the casting is reduced, and shrinkage cavities are easily generated in the process of cooling the casting.

Chinese utility model patent application as bulletin number CN214214476U discloses a novel energy-concerving and environment-protective becomes casting mold futilely, including base and heat radiation fins, the cooler bin is installed at the base top, and cooler bin internally mounted has the condensation duct, and the condensation duct left side is provided with the inlet tube, and the inlet tube other end is connected with the forcing water pump, and the forcing water pump other end is connected with the water tank, and water tank one side is connected with the back flow.

With respect to the above-described related art, the inventors consider that: the mould is putting into the in-process of cooler bin, and the mould collides with the condenser pipe easily, and the temperature of mould is higher to lead to the condenser pipe easily to take place to damage.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy problem that collides with the condenser pipe of mould, this application provides a vacuum casting machine.

The application provides a vacuum casting machine adopts following technical scheme:

the utility model provides a vacuum casting machine, is including the cooler bin that is used for cooling off the mould, the condenser pipe is installed to the inner peripheral surface of cooler bin, the bottom surface of cooler bin has been seted up and has been connected logical groove, the cooler bin passes through it installs the bracing piece along vertical sliding to connect logical groove, the top surface of bracing piece is fixed with the mounting panel that is used for placing the mould, the bottom surface of cooler bin is provided with and is used for the drive assembly that the bracing piece goes up and down.

Through adopting above-mentioned technical scheme, the mould is placed at the mounting panel top surface, descends through drive assembly control backup pad to make the mould get into steadily and get into in the cooler bin, and the mould keeps away from in the bottom of sprue gate gets into the cooler bin earlier, thereby reduce the foundry goods and produce the possibility of shrinkage cavity, improve the quality of foundry goods, make the mould be difficult for colliding with the condenser pipe in the cooler bin simultaneously, improve the life of condenser pipe.

Preferably, the driving assembly comprises a connecting circular plate which is in threaded connection with the peripheral surface of the supporting rod, the connecting circular plate is in rotary connection with the cooling box through the connecting through groove, and a positioning block which is inserted into the connecting circular plate is installed on the cooling box in a sliding manner.

Through adopting above-mentioned technical scheme, the connection plectane passes through the locating piece and keeps relatively fixed with the cooler bin, rotates the bracing piece to can make the bracing piece drive the mounting panel and steadily descend.

Preferably, a stepping motor is fixed on the bottom surface of the cooling box, a first gear is fixedly sleeved on an output shaft of the stepping motor, a second gear meshed with the first gear is rotatably installed on the bottom surface of the cooling box, and the second gear can drive the supporting rod to rotate.

Through adopting above-mentioned technical scheme, start step motor, step motor drives gear one and rotates, and gear drive rotates rather than the gear two that meshes mutually, and gear two drives the bracing piece and rotates to make the bracing piece can steadily go up and down.

Preferably, the bottom surface of the second gear is provided with an installation through groove, the bottom end of the support rod penetrates through the installation through groove, a limiting block is fixed on the inner circumferential surface of the installation through groove, a limiting groove used for inserting the limiting block is formed in the outer circumferential surface of the support rod, and the limiting groove is formed in the length direction of the support rod.

Through adopting above-mentioned technical scheme, the stopper is inserted and is established at the spacing inslot, and two drive stoppers of gear rotate, and the stopper drives the bracing piece and rotates to make the steady lift of bracing piece.

Preferably, the inner peripheral surface of the connecting through groove is provided with a positioning groove, the positioning block is connected with the cooling box in a sliding manner along the width direction of the cooling box through the positioning groove, the outer peripheral surface of the connecting circular plate is provided with a connecting groove for inserting the positioning block, the top surface of the connecting circular plate is provided with a pressing groove communicated with the connecting groove, the connecting circular plate is provided with a pressing block in a sliding manner along the vertical direction through the pressing groove, the top surface of the positioning block is provided with a first inclined surface, and the bottom surface of the pressing block is provided with a second inclined surface for abutting against the first inclined surface.

By adopting the technical scheme, the pressing block moves downwards and is abutted against the inclined plane I and the inclined plane II, so that the positioning block is pushed to move towards the direction away from the connecting circular plate, the positioning block is separated from the connecting circular plate, the connecting circular plate and the supporting rod rotate synchronously, the mounting plate stops descending, and the die can be cooled uniformly.

Preferably, the top surface of mounting panel has been seted up fixed logical groove, the mounting panel passes through fixed logical groove is installed along vertical sliding and is used for inserting and establish support and press the inslot promote the piece.

Through adopting above-mentioned technical scheme, when the mould was placed to the top surface of mounting panel, the bottom surface of mould and the top surface looks butt that promotes the piece, when the mounting panel descends to the cooling tank bottom portion, promotes the piece and inserts and establish in supporting the indent, promotes the piece and promotes the briquetting and move down.

Preferably, a second sliding block is fixed on the side face of the pressing block, a second sliding groove is formed in one side of the pressing groove, the second sliding block is connected with the mounting plate in a sliding mode along the vertical direction through the second sliding groove, a second spring is fixed on the bottom face of the second sliding block, and the side face, far away from the second sliding block, of the second spring is fixedly connected with the mounting plate through the second sliding groove.

Through adopting above-mentioned technical scheme, separate when mould and promotion piece, the briquetting moves upwards under the spring action of spring two to make the briquetting reset, be convenient for the locating piece again with connect the plectane cooperation of pegging graft simultaneously.

Preferably, a first spring is fixed on the side face, far away from the circular connecting plate, of the positioning block, and the side face, far away from the positioning block, of the first spring is fixedly connected with the cooling box through the positioning groove.

By adopting the technical scheme, after the pressing block is reset, the positioning block can move towards the direction close to the connecting circular plate under the elastic action of the first spring, so that the positioning block can be conveniently re-inserted into the connecting groove.

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

1. the mould is placed on the top surface of the mounting plate, the supporting plate is controlled to descend through the driving assembly, so that the mould enters the cooling box stably, the bottom of the mould, which is far away from the pouring gate, enters the cooling pipe firstly, the possibility of shrinkage cavity generation of a casting is reduced, the quality of the casting is improved, meanwhile, the mould is not easy to collide with a condensation pipe in the cooling box, and the service life of the condensation pipe is prolonged;

2. starting a stepping motor, wherein the stepping motor drives a gear I to rotate, the gear drives a gear II which is meshed with the gear I to rotate, and the gear II drives a supporting rod to rotate, so that the supporting rod can be stably lifted;

3. the pressing block moves downwards and is abutted against the inclined plane I and the inclined plane II through the inclined plane I, so that the positioning block is pushed to move towards the direction away from the connecting circular plate, the positioning block is separated from the connecting circular plate, the connecting circular plate and the supporting rod rotate synchronously, the mounting plate stops descending, and the die can be cooled uniformly.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is an enlarged schematic view at B in fig. 2.

Fig. 4 is an enlarged schematic view at C in fig. 2.

Fig. 5 is a schematic structural diagram of the supporting rod and the second gear in the embodiment of the application.

Reference numerals: 1. a cooling tank; 11. a condenser tube; 12. a water inlet; 13. a water outlet; 14. a water pump; 15. a water storage tank; 16. a support; 2. mounting a plate; 21. a support bar; 22. connecting the through grooves; 23. connecting the circular plate; 24. fixing the through groove; 25. a pushing block; 26. a guide block; 27. a guide groove; 3. a stepping motor; 31. a first gear; 32. a second gear; 33. installing a through groove; 34. a limiting block; 35. a limiting groove; 36. a fixed mount; 4. positioning blocks; 41. positioning a groove; 42. a first spring; 43. a first inclined plane; 44. connecting grooves; 5. a pressing block; 51. pressing the groove; 52. a second sliding block; 53. a second chute; 54. a second spring; 55. and a second inclined plane.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a vacuum casting machine. Referring to fig. 1, the vacuum casting machine includes a cooling tank 1 for cooling a mold, a bracket 16 fixed to a bottom surface of the cooling tank 1, a condensation duct 11 fixed to an inner circumferential surface of the cooling tank 1, and a water storage tank 15 for supplying water. The outer peripheral surface of the top of the cooling box 1 is provided with a water inlet 12, the outer peripheral surface of the bottom of the cooling box 1 is provided with a water outlet 13, and the condensing pipe 11 is spirally fixed on the inner peripheral surface of the condensing box in a surrounding manner. A water pump 14 is fixed on the top surface of the water storage tank 15, one end of the condenser pipe 11 penetrates through the water inlet 12 and is fixedly connected with the water pump 14, and the other end of the condenser pipe 11 is fixedly connected with the top surface of the water storage tank 15.

Referring to fig. 2 and 3, a connecting through groove 22 is formed in the bottom surface of the cooling box 1, and a connecting circular plate 23 is rotatably mounted on the cooling box 1 through the connecting through groove 22. The inner peripheral surface of the connecting through groove 22 is provided with a positioning groove 41, the cooling box 1 is slidably mounted with a positioning block 4 along the width direction thereof through the positioning groove 41, the outer peripheral surface of the connecting circular plate 23 is provided with a connecting groove 44 for inserting the positioning block 4, and the positioning block 4 is inserted in the connecting groove 44, so that the connecting circular plate 23 and the cooling box 1 are kept relatively fixed. The side surface of the positioning block 4 far away from the connecting circular plate 23 is fixed with a first spring 42, and the side surface of the first spring 42 far away from the positioning block 4 is fixedly connected with the cooling box 1 through a positioning groove 41. The top surface of the connecting circular plate 23 is provided with a pressing groove 51 communicated with the connecting groove 44, the connecting circular plate 23 is provided with a pressing block 5 through the pressing groove 51 in a vertical sliding manner, the side surface, away from the positioning block 4, of the pressing block 5 is fixedly provided with a second sliding block 52, one side, away from the positioning block 4, of the pressing groove 51 is provided with a second sliding groove 53, the second sliding block 52 is connected with the mounting plate 2 through the second sliding groove 53 in a vertical sliding manner, the bottom surface of the second sliding block 52 is fixedly provided with a second spring 54, and the side surface, away from the second sliding block 52, of the second spring 54 is fixedly connected with the mounting plate 2 through the second sliding groove 53. The top surface of the positioning block 4 is provided with a first inclined surface 43, the bottom surface of the pressing block 5 is provided with a second inclined surface 55 which is used for abutting against the first inclined surface 43, the pressing block 5 moves downwards to push the positioning block 4 to move towards the direction far away from the connecting circular plate 23, so that the positioning block 4 is separated from the connecting circular plate 23, and the connecting circular plate 23 rotates.

Referring to fig. 2 and 4, a support rod 21 is inserted into the top surface of the circular connection plate 23, the support rod 21 is screwed to the circular connection plate 23, and the top surface of the support rod 21 is fixed to mount a mold. Fixed through groove 24 has been seted up to the top surface of mounting panel 2, and mounting panel 2 is installed through fixed through groove 24 along vertical sliding and is used for inserting the promotion piece 25 of establishing in propping the pressure tank 51. The both sides that promote piece 25 all are fixed with guide block 26, and guide way 27 has all been seted up to the both sides of fixed logical groove 24, and guide block 26 slides along vertical and mounting panel 2 through guide way 27 and is connected to the messenger promotes piece 25 and is difficult for breaking away from mounting panel 2.

Referring to fig. 2 and 5, a fixing frame 36 is fixed on the bottom surface of the cooling box 1, the stepping motor 3 is fixedly mounted on the fixing frame 36, and a first gear 31 is fixedly sleeved on an output shaft of the stepping motor 3. The bottom surface of cooler bin 1 rotates and installs two 32 with the gear 31 intermeshing, the logical groove 3324 of installation has been seted up to the bottom surface of two 32 gears, the bottom of bracing piece 21 passes the logical groove 33 of installation, the inner peripheral surface of the logical groove 33 of installation is fixed with stopper 34, the spacing groove 35 that is used for inserting stopper 34 is seted up to the outer peripheral face of bracing piece 21, the length direction setting along bracing piece 21 is followed to spacing groove 35, two 32 gears can drive bracing piece 21 synchronous rotation through stopper 34 and spacing groove 35.

The implementation principle of the vacuum casting machine in the embodiment of the application is as follows: starting the stepping motor 3, driving a first gear 31 to rotate by the stepping motor 3, driving a second gear 32 which is meshed with the first gear 31 to rotate by the first gear 31, driving a support rod 21 to rotate by the second gear 32, and driving the mounting plate 2 and a die which is placed on the top surface of the mounting plate 2 to move downwards by the support rod 21; when the mounting plate 2 moves to the bottom of the cooling box 1, the pushing block 25 pushes the pressing block 5 to move downwards, the pressing block 5 pushes the positioning block 4 to move towards the direction far away from the connecting circular plate 23, the positioning block 4 is separated from the connecting circular plate 23, and the connecting circular plate 23 rotates synchronously along with the threaded rod, so that the die is cooled uniformly.

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

1. A vacuum casting machine comprising a cooling box (1) for cooling the mould, characterized in that: condenser pipe (11) are installed to the inner peripheral surface of cooler bin (1), connecting through groove (22) have been seted up to the bottom surface of cooler bin (1), cooler bin (1) through connecting through groove (22) along vertical sliding install bracing piece (21), the top surface of bracing piece (21) is fixed with mounting panel (2) that are used for placing the mould, the bottom surface of cooler bin (1) is provided with and is used for driving drive assembly that bracing piece (21) go up and down.

2. A vacuum casting machine according to claim 1, characterized in that: drive assembly include threaded connection in connection plectane (23) of bracing piece (21) outer peripheral face, connection plectane (23) pass through connect logical groove (22) with cooler bin (1) rotates to be connected, it is used for inserting to slide to install on cooler bin (1) and is established locating piece (4) on connection plectane (23).

3. A vacuum casting machine according to claim 2, characterized in that: the bottom surface of cooler bin (1) is fixed with step motor (3), the output shaft cover of step motor (3) is established and is fixed with gear (31), the bottom surface of cooler bin (1) rotate install with gear two (32) of gear (31) intermeshing, gear two (32) can drive bracing piece (21) rotate.

4. A vacuum casting machine according to claim 3, characterized in that: an installation through groove (33) is formed in the bottom surface of the second gear (32), the bottom end of the supporting rod (21) penetrates through the installation through groove (33), a limiting block (34) is fixed to the inner peripheral surface of the installation through groove (33), a limiting groove (35) used for inserting the limiting block (34) is formed in the outer peripheral surface of the supporting rod (21), and the limiting groove (35) is formed in the length direction of the supporting rod (21).

5. A vacuum casting machine according to claim 2, characterized in that: the inner peripheral surface of the connecting through groove (22) is provided with a positioning groove (41), the positioning block (4) is connected with the cooling box (1) in a sliding mode through the positioning groove (41) along the width direction of the cooling box (1), the outer peripheral surface of the connecting circular plate (23) is provided with a connecting groove (44) used for inserting the positioning block (4), the top surface of the connecting circular plate (23) is provided with a pressing groove (51) communicated with the connecting groove (44), the connecting circular plate (23) is provided with a pressing block (5) through the pressing groove (51) in a sliding mode along the vertical direction, the top surface of the positioning block (4) is provided with a first inclined surface (43), and the bottom surface of the pressing block (5) is provided with a second inclined surface (55) used for being abutted to the first inclined surface (43).

6. A vacuum casting machine according to claim 5, characterized in that: fixed logical groove (24) have been seted up to the top surface of mounting panel (2), mounting panel (2) pass through fixed logical groove (24) are installed along vertical sliding and are used for inserting and establish promote piece (25) in propping pressure groove (51).

7. A vacuum casting machine according to claim 6, characterized in that: a second sliding block (52) is fixed on the side face of the pressing block (5), a second sliding groove (53) is formed in one side of the pressing groove (51), the second sliding block (52) is connected with the mounting plate (2) in a sliding mode along the vertical direction through the second sliding groove (53), a second spring (54) is fixed on the bottom face of the second sliding block (52), and the side face, far away from the second sliding block (52), of the second spring is fixedly connected with the mounting plate (2) through the second sliding groove (53).

8. A vacuum casting machine according to claim 7, characterized in that: the side face, far away from the connecting circular plate (23), of the positioning block (4) is fixedly provided with a first spring (42), and the side face, far away from the positioning block (4), of the first spring (42) is fixedly connected with the cooling box (1) through the positioning groove (41).