CN219443401U - Automatic casting system and mould preheating device thereof - Google Patents

Abstract

The utility model belongs to the field of metal casting, and discloses an automatic casting system and a mould preheating device thereof. The die preheating device comprises a second support, a second rotary motor and a die oven, wherein a plurality of second die platforms for placing dies are arranged on the circumferential edge of the second rotary motor, the die oven is fixedly arranged on the second support, the second rotary motor comprises a heating area positioned in the die oven and a conveying area positioned outside the die oven, the second rotary motor is driven to rotate, and the second rotary motor is rotatably arranged on the second support, so that the dies of the second rotary motor are driven to sequentially pass through the die oven. The automatic casting system and the mould preheating device thereof have reasonable utilization, do not cause waste of raw materials, save cost, have no pollution source and do not cause any pollution to the environment.

Description

Automatic casting system and mould preheating device thereof

Technical Field

The utility model belongs to the field of metal casting, and relates to an automatic casting system and a mould preheating device thereof.

Background

Casting is a production process commonly used for forming of dispersed metals. Along with the wider application of the scattered metal, the shape requirement on the scattered metal is higher, and due to the physical characteristics of the scattered metal and the less companies producing the products, no mature process and equipment exist for producing the devices in the market at present, but the casting forming is an indispensable process link.

In the current casting process, most of raw materials are cast into a mold after being melted in a melting furnace, but the casting process mainly has the following problems: (1) The metal melt transfer is time-consuming and labor-consuming, a large amount of manual operation is needed, and the danger of metal melt falling and splashing to scald operators is extremely easy to occur in the operation process; (2) The casting mould needs to be preheated alone and needs to weigh while pouring materials during casting, and one person can not operate, so that manpower is wasted.

Disclosure of Invention

Aiming at the problems in the prior art, one of the purposes of the utility model is to provide a rotary table type mould preheating device which is convenient to operate and reduces the temperature difference between a mould and molten metal.

It is another object of the present utility model to provide an automatic casting system.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a mould preheating device, includes second support, second carousel, second rotating electrical machines and mould oven, second carousel circumference edge is equipped with a plurality of second mould platforms of placing the mould, the fixed setting of mould oven is on the second support, the second carousel is including being located the heating zone in the mould oven and being located the outer conveying zone of mould oven, through the drive of second rotating electrical machines, the rotatable setting of second carousel is on the second support to the mould that drives the second carousel is passing through the mould oven in proper order.

Further, the die preheating device further comprises a second die disc, the second die disc is fixed on a second die platform of the second rotary disc, and at least one second groove for accommodating the die is formed in the second die disc.

Further preferably, the second grooves are provided in a plurality of different sizes, and the second grooves having a smaller size are provided in the second grooves having a larger size.

It is further preferred that the central axes of the second grooves of different sizes coincide.

Further, the die preheating device further comprises a second support rod connected with the second support, a first bearing rotatably sleeved on the second support rod, a second mounting rod fixedly arranged on the second support rod and a second mounting seat fixedly arranged at the top of the second mounting rod, and the die baking oven is fixedly arranged on the second mounting seat.

Further, the die preheating device further comprises a second sensor for monitoring the position of the die on the second turntable.

Further, a heating tunnel is arranged in the mold oven, and preferably, the heating tunnel is a fan-shaped heating tunnel.

The utility model also discloses an automatic casting system which comprises the mould preheating device.

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

(1) The automatic casting system and the mould preheating device thereof have reasonable utilization, do not cause waste of raw materials, save cost, have no pollution source and do not cause any pollution to the environment.

(2) The utility model is suitable for the automatic casting of the scattered metal, especially the indium, and the temperature is automatically controlled by utilizing the rotary disc type mould preheating device, thereby being convenient to operate, reducing the temperature difference between the mould and the scattered metal melt and ensuring the smoother surface of the product.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an automatic casting system according to the present utility model;

FIG. 2 is a schematic side view of the automatic casting system of the present utility model;

FIG. 3 is a schematic top view of the automated casting system of the present utility model;

FIG. 4 is a schematic structural view of a third bracket and a first bracket according to the present utility model;

FIG. 5 is a schematic view of a first turntable according to the present utility model;

FIG. 6 is a schematic view showing a part of the structure of a casting apparatus of a melting furnace according to the present utility model;

FIG. 7 is a schematic view showing a part of the structure of the casting apparatus of the melting furnace according to the present utility model;

FIG. 8 is a schematic view of a part of a casting apparatus of a melting furnace according to the present utility model;

FIG. 9 is a schematic view showing the structure of a furnace casting apparatus and a mold opening/closing cover apparatus according to the present utility model;

FIG. 10 is a schematic view of a mold cover opening/closing apparatus according to the present utility model;

FIG. 11 is a schematic diagram of a second embodiment of a mold cover opening/closing apparatus according to the present utility model;

FIG. 12 is a schematic view of the weighing assembly of the present utility model;

FIG. 13 is a schematic view of the structure of the mold opening and closing cover apparatus and the first mold tray of the present utility model;

FIG. 14 is a schematic perspective view of a first mold plate according to the present utility model;

FIG. 15 is a schematic cross-sectional side view of a first mold plate of the present utility model;

FIG. 16 is a schematic perspective view of a mold preheating device according to the present utility model;

FIG. 17 is a schematic view showing a partial perspective structure of a preheating device for a mold according to the present utility model;

FIG. 18 is a detailed schematic view of the structure of a second die plate of the die preheating device of the present utility model;

FIG. 19 is a schematic view of a second turntable according to the present utility model;

FIG. 20 is a schematic view of the structure of a second bracket according to the present utility model;

FIG. 21 is a schematic view of a cooling device according to the present utility model;

wherein: 1-furnace casting device, 11-furnace body, 12-discharge valve, 13-first bracket, 14-first rotary table, 141-first die platform, 15-first mount, 16-first support bar, 17-first bearing, 18-first mount bar, 2-die preheating device, 21-die oven, 22-second bracket, 23-second rotary table, 231-second die platform, 24-second support bar, 25-second bearing, 26-second mount bar, 27-second mount bar, 3-die push bar device, 31-third mount bar, 32-cylinder, 33-push bar, 4-weighing assembly, 41-third bracket, 42-lifting drive module, 43-weighing module, 44-weighing bracket, 45-pre-weighing bracket, 3-lifting drive module, 43-weighing module, 44-weighing module, and 45-pre-bracket 46-a rear weighing bracket, 5-a first mold tray, 51-a first groove, 52-a guide groove, 53-a hinge joint, 54-a through hole, 55-a first partition, 56-a cooling medium inlet, 57-a second partition, 58-a cooling medium accommodating groove, 6-a cooling device, 61-an upper water tank, 62-a lower water tank, 63-a water inlet pipe, 64-a water drain pipe, 65-a circulating pipe, 66-a circulating pump, 7-a mold opening and closing device, 71-an opening and closing cover rail, 712-an opening and closing cover rail, 713-a casting rail, 714-a cover closing rail, 72-a mold cover, 74-a fixing frame, 75-a mold cover lifting bracket, 76-a mold cover lifting bracket handle, 77-a connecting rod, 78-a cross bar, 8-a fourth bracket, 9-a mold.

Detailed Description

The present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the utility model, but the scope of the utility model is not limited to the specific embodiments shown.

Unless defined otherwise, all technical and scientific terms used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the scope of the present utility model.

Unless otherwise specifically indicated, the various raw materials, reagents, instruments, equipment and the like used in the present utility model are commercially available or may be prepared by existing methods.

Examples

Referring to fig. 1 to 21, the embodiment discloses an automatic casting system and a mold preheating device thereof, wherein the automatic casting system comprises a furnace casting device 1, a mold preheating device 2, a mold push rod device 3 and a control unit, and the control unit is electrically connected with the furnace casting device 1, the mold preheating device 2 and the mold push rod device 3.

In this embodiment, the furnace casting device 1 includes a first bracket 13, a first rotary table 14, a first rotary motor and a smelting furnace, the smelting furnace is fixedly arranged on the first bracket 13, a plurality of first mold platforms 141 for placing molds 9 are arranged at the circumferential edge of the first rotary table 14, the smelting furnace includes a furnace body 11 and a discharge valve 12 communicated with the furnace body 11, a casting area is arranged below the discharge valve 12, and the first rotary table 14 is rotatably arranged on the first bracket 13 under the driving of the first rotary motor, so that the molds 9 on the first rotary table 14 are driven to sequentially pass through the casting area.

As one of the preferable aspects of the present embodiment, the furnace casting apparatus 1 further includes a first support bar 16 connected to the first support frame 13, a first bearing 17 rotatably sleeved on the first support bar 16, a first mounting bar 18 fixedly provided on the first support bar 16, and a first mounting seat 15 fixedly provided on top of the first mounting bar 18, and the furnace is fixed on the first support frame 13 by being fixedly provided on the first mounting seat 15.

As one of preferable aspects of the present embodiment, the furnace casting apparatus 1 further includes a first heating assembly that heats the furnace body 11 and a second heating assembly that heats the discharge valve 12.

As one of the preferred aspects of the present embodiment, the furnace casting apparatus 1 further comprises a weighing assembly 4 electrically connected to the control unit, the weighing assembly 4 being arranged to weigh the mould 9 located in the casting zone; specifically, in this embodiment, the weighing assembly 4 includes a lifting driving module 42, a weighing module 43 disposed at a driving end of the lifting driving module 42, a weighing bracket 44 disposed at a weighing end of the weighing module 43, a front weighing bracket 45 and a rear weighing bracket 46 disposed on the weighing bracket 44, the weighing assembly 44 is disposed below the casting area, and the lifting driving module 42 and the weighing module 43 are electrically connected to the control unit; in this embodiment, the weighing die 4 is fixed on the third bracket 41, and the third bracket 41 is fixed to the first bracket 13, and it is further preferable to use the third bracket 41 and the first bracket 13 to be integrally formed.

As one of preferable aspects of the present embodiment, the furnace casting apparatus 1 further includes a first mold tray 5, the first mold tray 5 being fixed on the first mold platform 141 of the first turntable 14, at least one first groove 51 accommodating the mold 9 being provided in the first mold tray 5, the first groove 51 being provided in a plurality of different sizes, the first groove 51 being provided in a smaller size being provided in the first groove 51 having a larger size; in this embodiment, the first mold plate 5 includes a mold accommodating groove provided at a front end and a cooling medium inlet 56 provided at a rear end, a cooling medium accommodating groove 58 communicating with the cooling medium inlet 56 is provided at a bottom of the mold accommodating groove, a first partition 55 is provided between the cooling medium accommodating groove 58 and the mold accommodating groove, a second partition 57 is provided between the cooling medium inlet 56 and the mold accommodating groove, and a plurality of through holes 54 are provided in the partition 55; the mold receiving groove includes a first groove 51 and a guide groove 52. Specifically, the number of the guide grooves 52 is the same as that of the first grooves 51, and the guide grooves 52 are in one-to-one correspondence, each guide groove 52 is obliquely arranged, one end of each guide groove is flush with the opening of the first mold disc 5, the other end of each guide groove is communicated with the first groove 51, and the mold 9 pushed into the first mold disc 5 enters the first groove 51 along the guide groove 52.

In this embodiment, the weighing assembly 4 is used for weighing the first mold tray 5 and the mold 9, and the front weighing bracket 45 and the rear weighing bracket 46 support and weigh the front end bottom and the rear end bottom of the first mold tray 5 respectively under the drive of the lifting driving module 42.

As one of the preferable aspects of the present embodiment, the furnace casting apparatus 1 further includes a mold opening and closing cover apparatus 7, the mold opening and closing cover apparatus 7 includes an opening and closing cover rail 71, a mold cover 72, and a mold cover lifting frame 75, one end of the mold cover lifting frame 75 is hinged with one end of the first mold tray 5 far from the first turntable 14, the other end of the mold cover lifting frame 75 is provided with a mold cover lifting frame handle 76, the mold cover lifting frame handle 76 protrudes out of one end of the first mold tray 5 near the first turntable 14, a cross bar 78 is provided in the middle of the mold cover lifting frame 75, a connecting rod 77 is fixedly provided on the mold cover 72, and a connecting hole through which the cross bar 78 passes is provided on the connecting rod 77; in this embodiment, the mold cover lifting frame 75 is disposed at the opening of the first mold disc 5, and the length of the mold cover lifting frame 75 is identical to the length of the first mold disc 5. The end of the first mould disc 5 remote from the first turntable 14 is provided with a hinge joint 53 hinged to the mould cover lifting frame 75. In this embodiment, the rotation of the first turntable 14 drives the mold cover lifting frame handle 76 to move on the switch cover rail 71, so as to open and close the mold cover 72 and the mold 9.

In this embodiment, the switch cover rail 71 and the first bracket 13 are fixed relatively, and the switch cover rail 71 is located above the first rotating disc 14 and below the moving path of the mold cover lifting bracket handle 76, and the switch cover rail 71 has an arched strip structure. Specifically, the open-close cover rail 71 includes a casting rail 713 located directly above the casting area, a cover opening rail 712 located on one side of the casting rail 713 and extending gradually downward in the circumferential direction of the first turntable 14, and a cover closing rail 714 located on the other side of the casting rail 713 and extending gradually downward in the circumferential direction of the first turntable 14. The start position of the cover opening rail 712 and the end position of the cover closing rail 714 intersect with the movement path of the mold cover lifting frame handle 76, and in the process of passing through the cover opening rail 71, the mold cover lifting frame handle 76 is kept in contact with the cover opening rail, and the angles of the mold cover lifting frame handle 76 and the first mold tray 5 are acute angles, so that front-rear tilting is prevented. In this embodiment, the casting rail 713 is horizontally disposed.

The specific description is as follows:

the first rotary table 14 is rotatably arranged on the first bracket 13 by the driving of the first rotary motor, and the molds 9 on the first rotary table 14 are driven to sequentially pass through the casting area;

A. when the mold 9 approaches the casting area, the mold cover lifting frame handle 76 starts to be placed on the cover opening rail 712 and extends upward along the cover opening rail 712, so that the mold cover lifting frame 75 is driven to rotate to open the mold cover 72;

B. when the mold 9 is located in the casting area, the mold cover lifting frame handle 76 enters the casting rail 713 from the cover opening rail 712, and maintains the opened state of the mold cover 72, so that the mold 9 can be cast;

C. when the mold 9 is moved away from the casting area, the mold lid-lifting frame handle 76 enters the lid-closing rail 714 from the casting rail 713 and extends downward along the lid-closing rail 714, thereby rotating the mold lid-lifting frame 75 to close the mold lid 72.

As one of preferable aspects of the present embodiment, the furnace casting apparatus 1 further includes a cooling device including an upper water tank 61 provided above the first turntable 14, a lower water tank 62 provided below the first turntable 14, a water inlet pipe 63 communicating with the upper water tank 61, a water outlet pipe 64 provided at the bottom of the first mold tray 5 and communicating with the inside of the first mold tray 5, a water inlet valve provided on the water inlet pipe 63, and a water outlet valve provided on the water outlet pipe 64. In the present embodiment, a circulation pipe 65 that communicates the lower water tank 62 and the upper water tank 61 and a circulation pump 66 provided on the circulation pipe 65 are also included.

As one of preferable aspects of the present embodiment, the furnace casting apparatus 1 further includes a fourth bracket 8, the fourth bracket 8 having a height higher than the top of the furnace body 11, the fourth bracket 8 for fixing the switch cover rail 71 and the upper water tank 61; specifically, the switch cover rail 71 is fixed to the fourth bracket 8 by a fixing frame 74, the upper water tank 61 is fixed to the top of the fourth bracket 8, and the lower water tank 62 is disposed at the bottom of the fourth bracket 8.

In this embodiment, the mold preheating device 2 includes a second support 22, a second turntable 23, a second rotating motor and a mold oven 21, a plurality of second mold platforms 231 for placing the molds 9 are arranged at the circumferential edges of the second turntable 23, a fan-shaped heating tunnel is arranged inside the mold oven 21, the second turntable 23 includes a heating area located inside the mold oven 21 and a conveying area located outside the mold oven 21, and the second turntable 23 is rotatably arranged on the second support 22 by driving of the second rotating motor, so that the molds 9 of the second turntable 23 are driven to sequentially pass through the fan-shaped heating tunnel; the mould pusher device 3 is fixed on the second support 22, the mould pusher device 3 comprising a pusher 33 and a cylinder 32 driving the pusher 33, the pusher 33 being arranged in front of the transfer area of the second carousel 23 immediately adjacent to the casting area of the first carousel, the mould pusher device 3 being arranged to push the mould 9 on the second mould platform 231 located in the transfer area of the second carousel 23 to the first mould platform 141 located on the first carousel 14 in the casting area.

As one of the preferable aspects of the present embodiment, the mold preheating device 2 further includes a second support bar 24 connected to the second support 22, a second bearing 25 rotatably sleeved on the second support bar 24, a second mounting bar 26 fixedly provided on the second support bar 24, and a second mounting seat 27 fixedly provided on top of the second mounting bar 26, and the mold oven 21 is fixed on the second support 22 by fixedly providing the second mounting seat 27. In this embodiment, a third mount 31 for mounting the mold push rod device 3 is provided on top of the second mount 27.

As one of the preferable aspects of the present embodiment, the mold preheating device 2 further includes a second mold tray 232, the second mold tray 232 is fixed on the second mold platform 231 of the second turntable 23, at least one second groove 233 for accommodating the mold 9 is provided in the second mold tray 232, a plurality of second grooves 233 having different sizes are provided, and a second groove 233 having a smaller size is provided in a second groove 233 having a larger size. Specifically, the dimensions of the second groove 233, the first groove 51, and the guiding groove 52 are correspondingly set in a matching manner, in this embodiment, the central axes of the first groove 51 and the guiding groove 52 coincide, and the central axes of the first groove 51 and the guiding groove 52 with different dimensions coincide, and the central axes of the second groove 233 with different dimensions coincide.

In this embodiment, the automatic casting system further comprises a photoelectric sensing device electrically connected to the control unit, the photoelectric sensing device comprising a first sensor for monitoring the position of the mould 9 on the first turntable 14 and a second sensor for monitoring the position of the mould 9 on the second turntable 23. Specific: the first sensors are arranged in a plurality, and comprise a first sensor (1) for monitoring a casting position, a first sensor (2) for monitoring a cooling water adding position, a first sensor (3) for monitoring a cooling water discharging position, a first sensor (4) for monitoring a position to be taken out of a mold after casting, cooling and uncovering, and a first sensor (5) for monitoring whether the mold enters a first groove. The second sensor is provided in plurality, including a second sensor (1) for monitoring the transport position and a second sensor (2) for heating the area.

The operation principle of the automatic casting system of the embodiment is as follows:

(1) Placing the mold in a second mold disc, opening a second rotary disc to enable the second mold disc to enter a mold oven, heating the mold in the second mold disc through a fan-shaped heating tunnel in the mold oven, rotating and conveying the mold by using the second rotary disc, controlling the conveying speed, and uniformly heating the mold in the fan-shaped heating tunnel;

(2) When the second mold disc is conveyed to the position right in front of the push rod of the conveying area by the second rotary disc, the second sensor senses the second mold disc and stops the rotation of the second rotary disc; simultaneously starting a first rotating motor to drive a first turntable to rotate, and at the moment, opening a mold cover through a cover opening track when the first mold disc rotates to be close to a casting area, and stopping the rotation of the first turntable when the first mold disc is conveyed to the casting area; the second mold plate and the first mold plate are arranged next to each other at this time;

opening a mold push rod device to push the mold from the second groove of the second mold disc to the first groove of the first mold disc along the guide groove;

(3) When the first sensor senses that the die reaches a first groove of a first die plate, starting a weighing device, starting a lifting driving module to enable the weighing module to weigh the first die plate, automatically peeling, starting a discharging valve of the smelting furnace, and automatically closing the discharging valve of the smelting furnace after the set weight is reached;

(4) When the discharging valve is closed, the weighing device is closed, the lifting driving module returns to the initial position, the first rotating disc is started to rotate, the first mould disc closes the mould cover through the cover closing track in the process of rotating away from the casting area, oxidation in the casting product forming process is avoided, and the smooth surface is ensured;

(5) The first rotating disc continues to rotate, when the first sensor senses that the first mould disc reaches a cooling position, the first rotating disc stops rotating, a water inlet valve is opened, cooling water is filled into the first mould disc, the flow meter measures, and after the set capacity is reached, the first mould disc is automatically closed, and the casting cooling process is completed;

(6) The first rotating disc continues to rotate, and after the first sensor senses that the first die disc rotates to a drainage position above the lower water tank, the drainage valve is opened;

(7) The first rotating disc continues to rotate until the mold cover lifting bracket handle enters the cover opening track, the cast mold can be taken out until the mold cover is opened, the demolding operation is carried out, and the whole casting process is completed.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the scope of the present utility model.

Claims (9)

1. The utility model provides a mould preheating device, its characterized in that, mould preheating device (2) include second support (22), second carousel (23), second rotating electrical machines and mould oven (21), second carousel (23) circumference edge is equipped with a plurality of second mould platforms (231) of placing mould (9), mould oven (21) are fixed to be set up on second support (22), second carousel (23) are including being located the heating zone of mould oven (21) and being located the conveying area outside mould oven (21), through the drive of second rotating electrical machines, second carousel (23) rotatable set up on second support (22) to drive mould (9) of second carousel (23) and are passing through mould oven (21) in proper order.

2. The mould preheating arrangement according to claim 1, characterized in that the mould preheating arrangement (2) further comprises a second mould disc (232), which second mould disc (232) is fixed to a second mould platform (231) of the second turntable (23), at least one second recess (233) being provided in the second mould disc (232) for accommodating a mould (9).

3. A mould preheating arrangement according to claim 2, characterized in that the second recess (233) is provided in a plurality of different sizes, the second recess (233) of smaller size being provided in the second recess (233) of larger size.

4. A mould preheating arrangement according to claim 3, characterized in that the centre axes of the second recesses (233) of different dimensions coincide.

5. The mold preheating device according to claim 1, wherein the mold preheating device (2) further comprises a second support rod (24) connected with the second support frame (22), a first bearing (25) rotatably sleeved on the second support rod (24), a second mounting rod (26) fixedly arranged on the second support rod (24), and a second mounting seat (27) fixedly arranged on the top of the second mounting rod (26), and the mold oven (21) is fixedly arranged on the second mounting seat (27).

6. A mould preheating arrangement according to claim 1, characterized in that the mould preheating arrangement further comprises a second sensor for monitoring the position of the mould on the second turntable (23).

7. A mould preheating arrangement according to claim 1, characterized in that a heating tunnel is provided inside the mould oven (21).

8. The mold preheating apparatus of claim 7, wherein the heating tunnel is a fan-ring heating tunnel.

9. An automatic casting system comprising the mold preheating device according to any one of claims 1 to 8.