CN110153366A - A laboratory sand cooling device - Google Patents

Abstract

The invention discloses a laboratory sand cooling device, which relates to the technical field of sand mold casting, and includes a machine frame and a box body. The left and right ends of the machine frame are respectively rotatably connected with rotating tubes corresponding to the positions. The inner walls of each rotating tube are respectively The rotation is connected with a rotation rod, and one of the rotation rods is provided with a water inlet channel and a water outlet channel; the left and right ends of the box body are fixedly connected with the rotation tube; the box body includes a main chamber and a storage room arranged at the lower end of the main chamber 1. The feeding pipe is arranged on the upper end of the main chamber, and the feeding pipe corresponds to the position of the storage chamber; a cooling device is arranged in the box, and the cooling device includes a cooling box, and the left and right ends of the cooling box are fixedly connected with the rotating rod respectively, and the cooling The upper end of the box is provided with a feed hopper, and the bottom plate of the cooling box is provided with a cooling plate that runs through the bottom plate of the cooling box. There is a cooling chamber inside the cooling plate, and a number of through pipes passing through the cooling plate are evenly fixed on the cooling plate, which is convenient to use. , high cooling efficiency, good effect and so on.

Description

A laboratory sand cooling device

technical field

The invention relates to the technical field of sand mold casting, in particular to a laboratory sand cooling device.

Background technique

Metal casting is the process of smelting metal into a liquid that meets certain requirements and pouring it into a mold, cooling, solidifying, and cleaning to obtain a casting with a predetermined shape, size and performance; in the process of manufacturing metal castings, Molding sand is needed. Hot molding sand has a great influence on the quality of castings during the production process. Therefore, it is necessary to cool down the hot molding sand. The traditional cooling method is static cooling. Add a certain amount of water to the sand, and absorb the heat of the molding sand through the evaporation of water. These cooling equipment are large-scale equipment, and the cost of cooling a small amount of molding sand is very high, and there is a lack of a small type of rapid cooling of the molding sand in the laboratory. equipment.

Contents of the invention

The technical problem to be solved by the present invention is to provide a laboratory sand cooling device to solve the above-mentioned defects in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: a laboratory sand cooling device, including a frame and a box body, the left and right ends of the frame are respectively rotatably connected with rotating tubes corresponding to the positions, each of which The inner walls of the rotating tubes are respectively connected with rotating rods, and one of the rotating rods is provided with a water inlet channel and a water outlet channel; the frame is provided with a rotating device that drives the rotating tube and the rotating rod to rotate; The left and right ends are respectively fixedly connected with the rotating tube, and the rotating tube runs through the side wall connected with the rotating tube of the box body; the box body includes a main chamber, a storage room arranged at the lower end of the main chamber, feed pipe, and the main chamber communicates with the feed pipe and the storage chamber, and the feed pipe corresponds to the position of the storage chamber; the upper entrance of the storage chamber is provided with a first valve, and the feed A second valve is provided on the pipe; a cooling device is provided in the box, and the cooling device includes a cooling box, the left and right ends of the cooling box are respectively fixedly connected with the rotating rod, and the upper end of the cooling box is provided with a feeding hopper. And the feed hopper is directly below the feed pipe, the bottom plate of the cooling box is provided with a cooling plate that runs through the bottom plate of the cooling box, a cooling cavity is arranged inside the cooling plate, and several The through-pipe runs through the cooling plate, and the through-pipe runs through the cooling cavity; the cooling cavity is respectively communicated with the water inlet channel and the water outlet channel through the water pipes.

Preferably: the rotating device includes a rotating rod rotating device and a rotating tube rotating device.

Preferably: the rotating rod rotation device includes a support frame fixedly connected to the frame, a gear box and a first servo motor are fixedly connected to the support frame, the output shaft of the first servo motor is connected to the input of the gear box The shaft is fixedly connected, and the output shaft of the gearbox is fixedly connected with one of the rotating rods.

Preferably: the rotating tube rotating device includes a second servo motor fixedly connected to the frame, a drive gear is fixedly connected to the output shaft of the second servo motor, and is close to the outer wall of the rotating tube of the second servo motor A driven gear ring is fixedly connected, and the driven gear ring meshes with the driving gear.

Preferably: the connection between the lower end of the main chamber and the storage chamber is funnel-shaped.

Preferably: the included angle between the box body and the vertical plane after clockwise and counterclockwise rotation is 30°-45°.

Preferably: the cooling plate is a copper plate.

The beneficial effect of adopting above technical scheme is:

The application can drive the rotating rod to rotate through the rotating device, and then drive the cooling box to rotate, and the cooling box rotates counterclockwise and clockwise in sequence, so that the molding sand in the cooling box can completely pass through the through pipe on the cooling plate; through the water inlet channel, The cooling cavity, the water outlet channel and the water pipe form a water flow channel, which takes away the heat of the molding sand and achieves the effect of cooling the molding sand;

The present application can send the molding sand after the initial cooling into the storage chamber by setting the box body, and send high-temperature molding sand into the feeding hopper through the feeding pipe of the box body; then the box body can be rotated by 180° through the rotating tube, so that The molding sand in the storage room enters the cooling box again for cooling, and the temperature is lowered in this way until the molding sand is completely cooled, with high cooling efficiency and convenient use;

The application can realize fully mechanized operation through the provided rotating rod rotating device and rotating tube rotating device, improve cooling efficiency, and reduce labor intensity of operators.

Description of drawings

Fig. 1 is a front view of a laboratory sand cooling device of the present invention.

Fig. 2 is a front view of the cooling device of the present invention.

Fig. 3 is a top view of the cooling plate of the present invention.

Fig. 4 is a front view of the box body of the present invention after turning 180 degrees.

Among them: frame 100, rotating device 200, support frame 210, first servo motor 220, gear box 230, rotating rod 240, water inlet channel 241, water outlet channel 242, rotating tube 250, driven gear ring 251, second servo Motor 260, driving gear 261, casing 300, main chamber 310, material storage chamber 320, first valve 330, feed pipe 340, second valve 350, cooling device 400, cooling box 410, feed hopper 420, cooling Plate 430 , cooling cavity 431 , through pipe 432 , and water pipe 440 .

Detailed ways

Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

Example

As shown in Figures 1-4, the present invention discloses a laboratory sand cooling device, which includes a frame 100 and a box body 300. The left and right ends of the frame 100 are respectively rotatably connected with rotating tubes 250 corresponding to the positions. The inner walls of each of the rotating tubes 250 are respectively rotatably connected with rotating rods 240, wherein one of the rotating rods 240 is provided with a water inlet channel 241 and a water outlet channel 242; the frame 100 is provided with a driving rotating tube 250 and a rotating rod 240 rotating device; the left and right ends of the box 300 are fixedly connected to the rotating tube 250 respectively, and the rotating tube 250 runs through the side wall connected between the box 300 and the rotating tube 250; the box 300 includes a main chamber 310 , the material storage chamber 320 arranged at the lower end of the main chamber 310, the feed pipe 340 arranged at the upper end of the main chamber 310, and the main chamber 310 communicates with the feed pipe 340 and the material storage chamber 320, and the feed pipe 340 Corresponding to the position of the storage chamber 320; the upper entrance of the storage chamber 320 is provided with a first valve 330, and the feed pipe 340 is provided with a second valve 350; the box 300 is provided with a cooling device 400 , the cooling device 400 includes a cooling box 410, the left and right ends of the cooling box 410 are respectively fixedly connected to the rotating rod 240, the upper end of the cooling box 410 is provided with a feed hopper 420, and the feed hopper 420 is connected to the feed pipe 340 Directly below, the bottom plate of the cooling box 410 is provided with a cooling plate 430 that penetrates the bottom plate of the cooling box 410, and a cooling cavity 431 is arranged inside the cooling plate 430, and a number of penetrating cooling plates are evenly and fixedly connected on the cooling plate 430. The through pipe 432 of the plate 430 , and the through pipe 432 runs through the cooling chamber 431 ;

Preferably: the rotating device 200 includes a rotating rod 240 rotating device and a rotating tube 250 rotating device.

Preferably: the rotating device of the rotating rod 240 includes a support frame 210 fixedly connected to the frame 100, a gear box 230 and a first servo motor 220 are fixedly connected to the support frame 210, and the first servo motor 220 The output shaft is fixedly connected with the input shaft of the gear box 230 , and the output shaft of the gear box 230 is fixedly connected with one of the rotating rods 240 .

Preferably: the rotating device of the rotating tube 250 includes a second servo motor 260 fixedly connected to the frame 100, the output shaft of the second servo motor 260 is fixedly connected with a drive gear 261, close to the second servo motor The outer wall of the rotating tube 250 at 260 is fixedly connected with a driven gear ring 251 , and the driven gear ring 251 meshes with the driving gear 261 .

Preferably: the connection between the lower end of the main chamber 310 and the storage chamber 320 is funnel-shaped.

Preferably: after the box body 310 rotates clockwise and counterclockwise, the included angle with the vertical plane is 30°-45°.

Preferably: the cooling plate 430 is a copper plate.

Technical scheme of the present invention is implemented like this:

During use, first inject coolant into the water inlet channel 241 through an external water pump, so that the water inlet channel 241, the water pipe 440, the cooling chamber 431, and the water outlet channel 242 form a complete coolant flow path; then open the first The valve 330 and the second valve 350 start the first servo motor 220 again, and the first servo motor 220 drives the rotating rod 240 to rotate on the inner wall of the rotating tube 250 through the gear box 230, thereby driving the cooling box 410 to rotate, and the cooling box 410 rotates in the first servo Driven by the motor 220, it first rotates counterclockwise and then clockwise, and the included angle with the vertical plane is between 30 degrees and 45 degrees after the counterclockwise rotation and clockwise rotation, so that during the rotation of the cooling box 410, further The feed pipe 340 is still facing the feeding hopper 420; then, the molding sand is injected into the feeding pipe 340, and the molding sand enters the feeding hopper 420 from the feeding pipe 340, and falls on the cooling plate 430 to cool, because the cooling box 410 reciprocates, so The molding sand will fall through the pipe 432 and enter the storage chamber 320 from the main chamber 310. When the molding sand on the cooling plate 430 falls into the storage chamber 320 completely, the first valve 330 and the second valve 350 are closed, and then the second valve is activated. Two servo motors 260, the second servo motor 260 drives the rotating tube 250 to rotate through the driven gear ring 251 and the driving gear 261, and then drives the casing 300 to rotate 180° so that the storage chamber 320 is above the feed hopper 420, and then Open the first valve 330, so that the molding sand in the storage room 320 falls into the hopper 420 for secondary cooling, and then the second servo motor 260 drives the box body 300 to return to the original position, and this cycle proceeds.

The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, without departing from the inventive concept of the present invention, some modifications and improvements can also be made, and these all belong to the present invention. protection scope of the invention.

Claims (7)

1. A laboratory sand cooling device, comprising a frame and a box, characterized in that: the left and right ends of the frame are respectively rotatably connected with corresponding rotating tubes, and the inner walls of each of the rotating tubes are respectively rotatably connected There are rotating rods, wherein one of the rotating rods is provided with a water inlet channel and a water outlet channel; the frame is provided with a rotating device that drives the rotating tube and the rotating rod to rotate; It is fixedly connected, and the rotating tube runs through the side wall connected with the rotating tube of the box body; the box body includes a main chamber, a storage room arranged at the lower end of the main chamber, a feeding pipe arranged at the upper end of the main chamber, and the main chamber The chamber communicates with the feed pipe and the storage chamber, and the feed pipe corresponds to the position of the storage chamber; the upper entrance of the storage chamber is provided with a first valve, and the feed pipe is provided with a second valve A cooling device is provided in the box, and the cooling device includes a cooling box, the left and right ends of the cooling box are respectively fixedly connected with the rotating rod, and the upper end of the cooling box is provided with a feed hopper, and the feed hopper is in the feed Directly below the tube, the bottom plate of the cooling box is provided with a cooling plate penetrating through the bottom plate of the cooling box, a cooling cavity is arranged inside the cooling plate, and a number of through pipes passing through the cooling plate are uniformly and fixedly connected to the cooling plate, And the through pipe runs through the cooling cavity; the cooling cavity communicates with the water inlet channel and the water outlet channel respectively through water pipes. 2. A laboratory sand cooling device according to claim 1, characterized in that the rotating device comprises a rotating rod rotating device and a rotating tube rotating device. 3. A kind of laboratory sand cooling device according to claim 2, characterized in that, the rotating rod rotating device comprises a support frame fixedly connected to the frame, and the support frame is fixedly connected with a gear box and The first servo motor, the output shaft of the first servo motor is fixedly connected to the input shaft of the gear box, and the output shaft of the gear box is fixedly connected to one of the rotating rods. 4. A kind of laboratory sand cooling device according to claim 2, characterized in that, the rotating tube rotating device comprises a second servo motor fixedly connected to the frame, the output shaft of the second servo motor A driving gear is fixedly connected to the top, and a driven gear ring is fixedly connected to the outer wall of the rotating tube close to the second servo motor, and the driven gear ring meshes with the driving gear. 5. A laboratory sand cooling device according to claim 1, characterized in that the connection between the lower end of the main chamber and the storage chamber is funnel-shaped. 6. A laboratory sand cooling device according to any one of claims 1-5, characterized in that the angle between the box and the vertical plane after clockwise and counterclockwise rotation is 30° -45°. 7. A laboratory sand cooling device according to claim 6, wherein the cooling plate is a copper plate.