CN116276689A - A molding device and molding system for cerium oxide polishing material - Google Patents

Abstract

The invention discloses a cerium oxide polishing material forming device and a cerium oxide polishing material forming system, and belongs to the technical field of polishing materials; the forming device adopts a die assembled by a filler body and a bottom bracket, and filler holes formed in the filler body are of through hole structures, so that the subsequent demolding treatment is facilitated; the die is matched with a special extrusion forming tool, and can be used for producing cylindrical or cake-shaped cerium oxide polishing materials; the invention further provides a forming system, which constructs a set of continuous forming production system capable of automatically feeding and discharging by arranging a conversion platform matched with a die and combining a conveying line and a die grabbing tool.

Description

A molding device and molding system for cerium oxide polishing material

technical field

The invention relates to the technical field of polishing materials, in particular to a molding device and a molding system for a cerium oxide polishing material.

Background technique

Due to the excellent chemical and physical properties of cerium-based rare earth polishing materials, they have been widely used in the polishing of industrial products, such as various optical glass devices, TV picture tubes, optical glasses, oscilloscope tubes, and flat glass. , semiconductor wafers and metal precision products and other fields to be applied.

In the prior art, the Chinese invention patent announced as CN111113288A discloses a polishing shot capable of ultra-fine grinding and a preparation method thereof. Cerium oxide and copper powder are mixed through a mixing device, and then heated by a vacuum heating furnace, and finally The heated powder is added to the mold and pressed through extrusion equipment to obtain polished pellets. In the prior art, there is no special production equipment for extrusion molding in this process. Therefore, this application provides a corresponding solution.

Contents of the invention

The object of the present invention is to provide a cerium oxide polishing material forming device and a forming system, which are used in the extrusion forming process of cerium oxide and copper powder in the background art.

The technical scheme that the present invention adopts is as follows:

According to the first aspect of the present disclosure, the present invention provides a cerium oxide polishing material molding device, which includes: a mold, the mold is assembled from a filler body and a bottom bracket; The filling hole is used for filling powder; the filling hole runs through the filler body; a groove is formed on the bottom support, and the filler body is placed in the groove of the bottom support; extrusion molding tooling, the extrusion molding tooling includes a first a frame, an extruding device is installed on the frame; the extruding device includes a first screw rod linear guide rail, a first sliding seat is installed on the first screw rod linear guide rail; a first hydraulic cylinder is vertically installed on the first sliding seat, An extrusion head is installed at the bottom of the first hydraulic cylinder; the extrusion head includes a base, and the lower surface of the base is provided with a number of cylindrical extrusion bodies, the number of extrusion bodies is the same as the number of filling holes on the packing body, and the position One-to-one correspondence, consistent size, the extruded body can enter the filling hole to extrude the powder to form it.

According to the second aspect of the present disclosure, the present invention provides a molding system, which includes: a conversion platform, two conveying lines, two sets of mold grabbing tools, molds, and extrusion molding tools; the conversion platform is equipped with At least one mold placement slot, the mold placement slot is used to place the mould; two conveying lines and extrusion molding tooling are arranged around the conversion platform; each of the two conveying lines is equipped with a set of mold grabbing tooling, and one of the conveying lines is used to The conversion platform conveys the mold after filling, and transfers the mold on the conveying line to the mold placement groove of the conversion platform through the matching mold grabbing tool; another set of mold grabbing tool is used to transfer the mold on the conversion platform to another conveyor line; The transfer platform rotates to transfer the mold between the two conveyor lines and the extrusion tooling.

The beneficial effect of the present invention is that: the present invention provides a cerium oxide polishing material molding device and molding system, wherein the molding device adopts a mold assembled from a filler body and a bottom bracket, and the filler hole provided by the filler body is a through hole structure, which is convenient for subsequent demoulding treatment; the mold is equipped with special extrusion molding tooling, which can be used to produce cylindrical or round cake-shaped cerium oxide polishing materials; the present invention further provides a molding system, which is matched with the mold by setting The conversion platform, combined with the conveyor line and mold grabbing tooling, has built a continuous molding production system that can automatically load and unload.

Description of drawings

Fig. 1 is a three-dimensional structure view of a cerium oxide polishing material molding device provided in an embodiment of the present application.

Fig. 2 is a three-dimensional structural view of a mold provided in an embodiment of the present application.

Fig. 3 is a diagram showing the structure of the lower surface of the packing body in Fig. 2 .

Fig. 4 is a three-dimensional structural view of an extrusion device provided in an embodiment of the present application.

Fig. 5 is a bottom view of the extrusion head in Fig. 4 .

Fig. 6 is a schematic perspective view of a molding system provided in an embodiment of the present application.

Fig. 7 is a diagram showing the structure of the mold placement seat in Fig. 6 .

Fig. 8 is a three-dimensional structure diagram of the mold grabbing tool.

Fig. 9 is a three-dimensional structural view of the extrusion molding station.

Fig. 10 is a three-dimensional structure diagram of a conveying line provided by an embodiment of the present application.

FIG. 11 is a diagram showing the detailed structure of FIG. 10 .

Explanation of reference numerals: mold 1, filler body 101, filler hole 1011, flange 1012, bottom bracket 102, rectangular groove 1021; extrusion tooling 2, first frame 201, first cantilever 202, first screw rod straight line Guide rail 203, first sliding seat 204, H-shaped mounting seat 205, first hydraulic cylinder 206, first guide rod 207, connection seat 208, extrusion head 209, extrusion body 2091; conversion platform 3, mold placement seat 301; Conveying line 4, third frame 401, endless belt 402, support beam 403, guide plate 404; mold grabbing tooling 5, second frame 501, second cantilever 502, second screw rod linear guide 503, second sliding seat 504, cylinder 505, second guide rod 506, clamping seat 507, pneumatic chuck 508, pneumatic piston rod 509.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device or Elements must have certain orientations, be constructed and operate in certain orientations, and therefore should not be construed as limitations on the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two elements. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Referring to Figure 1, it is a three-dimensional structure diagram of a cerium oxide polishing material molding device provided in the embodiment of the present application. The mixed powder of cerium and copper powder, the extrusion molding tool 2 is used to extrude the powder in the mold 1 to form it.

Referring to Figure 2, it is a three-dimensional structure diagram of a mold 1 provided in the embodiment of the present application. The mold 1 is assembled from a filler body 101 and a bottom support 102; in the embodiment of the present application, the bottom support 102 is in the shape of a cuboid. A rectangular groove 1021 is formed on the upper surface; the packing body 101 is in the shape of a cuboid, matching the shape of the rectangular groove 1021 , and the packing body 101 is placed in the rectangular groove 1021 of the base 102 to form a stuffable assembly. A number of cylindrical filling holes 1011 are formed on the packing body 101 for filling powder. The filling holes 1011 run through the upper and lower surfaces of the packing body 101; is blocked. As shown in FIG. 3 , it is a structure display diagram of the lower surface of the filler body 101 , and the lower surface of the filler body 101 is a plane.

When the mold 1 is filled with powder, each filling hole 1011 must be filled densely. In order to prevent the powder from falling outside the mold 1 during filling, a raised flange 1012 is formed on the edge of the upper surface of the filler body 101 .

Referring to Fig. 1, the extruding tooling 2 includes a first frame 201, the first frame 201 is provided with a first cantilever 202, and the extrusion device is suspended and installed on the first cantilever 202; The three-dimensional structure diagram of an extrusion device provided in the embodiment of the application, the extrusion device includes a first screw linear guide 203 installed on a first cantilever 202, and a first sliding seat 204 is installed on the first screw linear guide 203, In the embodiment of the present application, the first sliding seat 204 is composed of an upper connecting plate and two vertical plates, an H-shaped mounting seat 205 is installed between the two vertical plates, and the first hydraulic cylinder 206 is installed in the center of the H-shaped mounting seat 205. The first guide rod 207 is slidingly installed on the side; the piston rod of the first hydraulic cylinder 206 is vertically downward, and the bottom end is connected to the extrusion head 209; two first guide rods 207 are arranged in parallel with the first hydraulic cylinder 206, and the first guide rod 207 passes through the upper through hole of the H-shaped mounting seat 205, and the bottom end is connected with the extrusion head 209.

Extrusion head 209 comprises cuboid base, and base upper surface is provided with connecting seat 208, and connecting seat 208 is used for connecting first hydraulic cylinder 206 and two first guide rods 207; As shown in Figure 5 is extrusion head 209 The bottom view of the bottom surface of the base is provided with a number of cylindrical extruding bodies 2091, the number of extruding bodies 2091 is the same as the number of filling holes 1011 on the packing body 101, and the positions correspond to each other, and the sizes match; the extruding bodies 2091 can enter the packing Holes 1011 extrude the powder to shape it.

The method of using the molding device provided in the embodiment of the present application is to place the mold 1 filled with powder directly under the extrusion head 209, and the extrusion head 209 moves downward, so that the extrusion body 2091 enters the filling hole 1011 for extrusion The powder makes it into shape. The molding device of the present application is used to produce cylindrical or round cake-shaped polishing materials, which are extruded and molded after being cooled; when demoulding, the bottom bracket 102 of the mold 1 is removed, the filler body 101 is lifted, and the extrusion molding tool 2 is used Secondary extrusion demoulding; it should be noted that the length of the cylindrical extrusion body 2091 on the extrusion head 209 used for demoulding is greater than the total thickness of the filler body 101, and the molding material can be completely extruded.

The embodiment of the present application further provides a molding system for continuous molding production of polishing materials. As shown in FIG. Conveyor line 4, mold grasping tooling 5, and above-mentioned mold 1 and extrusion molding tooling 2. The working principle of the molding system is that a conveying line 4 transports the mold 1 filled with powder to the conversion platform 3, and the mold 1 is grasped from the conveying line 4 by the mold grabbing tool 5 arranged on the edge of the conversion platform 3 Place it on the mold placement seat 301 of the conversion platform 3; then, the conversion platform 3 rotates, and the mold 1 is transferred to the station where the extrusion molding tool 2 is located, and the extrusion molding tool 2 performs extrusion molding on the mold 1; after that, the conversion platform 3 Rotate again, transfer the extruded mold 1 to another conveying line 4, grab the mold 1 from the conversion platform 3 to the conveying line 4 through the mold grabbing tool 5 set aside, and send it to the next cooling process for processing.

In the following, the embodiment of the present application will introduce the specific structure of each part of the molding system in detail.

As shown in Figure 6, in the embodiment of the present application, the conversion platform 3 is a circular turntable, which is driven by a motor to rotate; two conveying lines 4 are arranged adjacent to each other at 90°, and each of the two conveying lines 4 is equipped with a set of mold grippers. Take tooling 5; set extrusion molding tooling 2 at a position 90° adjacent to any conveying line 4. Certainly, the angle between the two conveying lines 4 and the extrusion molding tool 2 can be changed according to the site, for example, the two conveying lines 4 are on the same straight line; or the three are arranged at 120°.

In the embodiment of the present application, four mold placement seats 301 are arranged on the edge of the upper surface of the conversion platform 3, which are distributed at 90°, and at least one can be provided; as shown in FIG. A mold placement groove is formed in the center, the shape of the mold placement groove matches the shape of the bottom support 102 in the mold 1, and it is rectangular. The thickness of the mold bottom support 102 is greater than the depth of the mold placement groove, and the side of the bottom support 102 leaks out and can be grabbed by the mold Tooling 5 is clamped.

As shown in Figure 8, it is a three-dimensional structure diagram of the mold grabbing tooling 5, the mold grabbing tooling 5 includes a second frame 501, the second frame 501 is provided with a second cantilever 502, and the second cantilever 502 is provided with a clamp , the fixture includes a second screw linear guide 503 arranged on the second cantilever 502, a second sliding seat 504 is installed on the second screw linear guide 503, and the second screw linear guide 503 is driven by a motor to drive the second sliding seat 504 moves along the lead screw; a cylinder 505 and two second guide rods 506 are installed on the second sliding seat 504, the piston rod of the cylinder 505 extends vertically downwards, and the bottom end is connected to the clamping seat 507; the two second guide rods 506 is arranged on both sides of the piston rod, parallel to the piston rod, the second guide rod 506 passes through the through hole on the second sliding seat 504, and the bottom end is connected with the clamping seat 507; the clamping seat 507 is driven to move up and down by the cylinder 505. Two pneumatic chucks 508 are oppositely arranged on the clamping seat 507. The pneumatic chucks 508 are L-shaped, and the pneumatic chucks 508 are connected to the clamping seat 507 through a pneumatic piston rod 509; the two pneumatic chucks 508 can be close to each other for clamping The bases 102 in the mold 1 can also be separated from each other to release the mold 1 .

As shown in Figure 6, a set of mold grabbing tooling 5 is provided at the connecting ends of the two conveying lines 4 and the conversion platform 3, and the extrusion forming tooling 2 is located at the lower left corner, facing the conveying line 4 and the extrusion forming tooling 2. The mold grabbing tooling 5 is used to transport the filled mold 1 to the conversion platform 3 , and place the mold 1 on the mold placement seat 301 on the conversion platform 3 . The action process of the mold grabbing tooling 5 at this place includes: first, the mold 1 is transferred directly below the fixture, and the piston rod of the cylinder 505 is extended, so that the two pneumatic chucks 508 are located on both sides of the mold 1 bottom support 102 (bottom in Figure 8 the left and right sides of the support 102); after that, the two pneumatic chucks 508 are close to each other to clamp the side of the bottom support 102; then, the piston rod of the cylinder 505 is retracted to lift the entire mold 1; after that, through the second screw rod linear guide 503 moves the mold 1 to the edge of the conversion platform 3 and directly above the mold placement groove; finally, the piston rod of the cylinder 505 is extended, and the mold 1 is placed in the mold placement groove, and the two pneumatic chucks 508 are separated from each other to release the bottom support 102, The piston rod of the air cylinder 505 is retracted, and returns to just above the conveying line 4 through the second screw rod linear guide 503 to wait for the next grabbing action.

Next, the conversion platform 3 is rotated so that the mold 1 is turned directly below the extrusion molding tool 2, as shown in Figure 9 is a three-dimensional structure diagram of the extrusion molding tool 2 station, the action process of the extrusion molding tool 2 includes: The piston rod of a hydraulic cylinder 206 moves downward vertically, driving the bottom extruding head 209 to move downward, so that the extruding body 2091 enters the filling hole 1011 of the mold 1 to extrude the powder to form it. Then the piston rod of the first hydraulic cylinder 206 moves vertically upwards, driving the bottom extrusion head 209 to separate from the mold 1 . The extrusion device can be moved out of the conversion platform 3 through the first screw rod linear guide 203, so that the extrusion head 209 can be replaced conveniently.

As shown in Figure 6, the right conveying line 4 and the mold grabbing tool 5 are used to remove the extruded mold 1 from the conversion platform 3 and transfer it to the next process; the action of the mold grabbing tool 5 here The process includes: firstly, the conversion platform 3 is rotated, so that the mold 1 after extrusion is turned to be directly below the fixture, and the piston rod of the cylinder 505 is extended, so that the two pneumatic chucks 508 are located on both sides of the bottom support 102 of the mold 1; after that, the two Two pneumatic chucks 508 are close to each other to clamp the side of the bottom bracket 102; then, the piston rod of the cylinder 505 is retracted to lift the entire mold 1; after that, the mold 1 is moved to the right conveying line through the second screw rod linear guide 503 4 above; finally, the piston rod of the cylinder 505 is extended, and the mold 1 is placed on the conveying line 4. The guide rail 503 returns to just above the edge of the conversion platform 3 and waits for the next grabbing action.

As shown in Figure 10, it is a three-dimensional structure diagram of a conveyor line 4 provided by the embodiment of the present application. The conveyor line 4 is a conveyor belt, including a third frame 401 and two parallel endless belts 402 installed thereon. , supporting beams 403 are installed in the two annular belts 402 (as shown in FIG. 11 ). In addition, as shown in Figure 11, the third frame 401 is symmetrically provided with guide plates 404 on both sides. The guide plates 404 are L-shaped, and a channel is formed in the middle of the guide plates 404. The edge of the bottom bracket 102 of the mold 1 passes through the guide plates 404. The formed channel is used to limit the movement of the mold 1 along the conveying line 4 and avoid the deflection of the mold 1 so that the mold grabbing tool 5 can accurately grab the mold 1 .

The forming system provided by the application further improves the forming efficiency and greatly reduces labor.

It can be understood that the present invention is described through some embodiments, and those skilled in the art know that various changes or equivalent substitutions can be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, the features and embodiments may be modified to adapt a particular situation and material to the teachings of the invention without departing from the spirit and scope of the invention. Therefore, the present invention is not limited by the specific embodiments disclosed here, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.

Claims (6)

1. A cerium oxide polishing material forming device, characterized in that, comprising: A mold (1), the mold (1) is assembled from a filler body (101) and a bottom bracket (102); the filler body (101) is provided with a number of cylindrical filler holes (1011) for filling powder material; the filler hole (1011) runs through the filler body (101); a groove is formed on the bottom support (102), and the filler body (101) is placed in the groove of the bottom support (102); Extrusion molding tooling (2), the extrusion molding tooling (2) includes a first frame (201), an extrusion device is installed on the frame; the extrusion device includes a first screw rod linear guide (203), The first sliding seat (204) is installed on the first screw rod linear guide (203); the first hydraulic cylinder (206) is vertically installed on the first sliding seat (204), and the bottom end of the first hydraulic cylinder (206) is installed for extrusion head (209); the extrusion head (209) includes a base, and the lower surface of the base is provided with several cylindrical extruding bodies (2091), the number of extruding bodies (2091) is the same as that on the packing body (101) The number of filling holes (1011) is the same, the positions correspond to each other, and the sizes match. The extruding body (2091) can enter the filling holes (1011) to extrude powder to form it. 2 . The cerium oxide polishing material forming device according to claim 1 , characterized in that, a raised flange ( 1012 ) is formed on the edge of the upper surface of the filler body ( 101 ). 3. A forming system, characterized in that it includes: a conversion platform (3), two conveying lines (4), two sets of mold grabbing tooling (5), a mold (1), and extrusion molding tooling (2); The conversion platform (3) is provided with at least one mold placement seat (301), and the mold placement seat (301) is used to place the mold (1); two conveying lines (4) and Extrusion tooling (2); each of the two conveying lines (4) is equipped with a set of mold grabbing tooling (5), and one of the conveying lines (4) is used to convey the filled mold (1) to the conversion platform (3), And transfer the mold (1) on the conveying line (4) to the mold placement seat (301) of the conversion platform (3) through the supporting mold grabbing tool (5); another set of mold grabbing tooling (5) is used to The mold (1) on the conversion platform (3) is transferred to another conveyor line (4); the conversion platform (3) transfers the mold (1) between the two conveyor lines (4) and the extrusion molding tooling (2) by rotating . 4. The molding system according to claim 3, characterized in that, the shape of the mold placement seat (301) matches the shape of the bottom support (102) in the mold (1), and the bottom support (102) of the mold (1) The thickness is greater than the depth of the mold placement seat (301), and the bottom bracket (102) side leaks out. 5. The molding system according to claim 3, characterized in that, the mold grabbing tool (5) includes a second frame (501), and a second cantilever (502) is provided on the second frame (501) , the second cantilever (502) is provided with a fixture; the fixture includes a second screw linear guide (503) arranged on the second cantilever (502), and the second screw linear guide (503) is installed with a second slide seat (504); the cylinder (505) is installed vertically on the second sliding seat (504), the piston rod of the cylinder (505) extends vertically downwards, and the bottom end is connected with the clamping seat (507), driven by the cylinder (505) The clamping seat (507) moves up and down; two pneumatic chucks (508) are oppositely arranged on the clamping seat (507), and the pneumatic chuck (508) passes through the pneumatic piston rod (509) and the clamping seat (507). connection; the two pneumatic chucks (508) can be close to each other to clamp the base (102) in the mold (1), and can also be far away from each other to release the mold (1). 6. The forming system according to claim 3, characterized in that, the conveying line (4) is a conveying belt, including a frame and an endless belt installed on it, and guide plates (404) are symmetrically arranged on both sides of the frame, The guide plate (404) is L-shaped, and a channel is formed in the middle of the guide plate (404), and the edge of the bottom bracket (102) of the mold (1) passes through the guide plate (404).

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