阅读说明：本技术 用于化学法生产局部磨砂玻璃的腐蚀装置及其腐蚀方法 (Corrosion device and corrosion method for producing local ground glass by chemical method ) 是由 包书仁 蔡媛婷 于 2020-06-30 设计创作，主要内容包括：本发明提供用于化学法生产局部磨砂玻璃的腐蚀装置,涉及玻璃加工设备领域,包括腐蚀箱,所述腐蚀箱两端分别设置有对齐的进料端口和出料端口,所述腐蚀箱内与进料端口顶端平齐处设置有围带,所述围带一端固定有夹紧机构,所述夹紧机构与围带中部密封滑动连接,所述围带包括防腐层,所述防腐层内部设置有骨架,所述骨架顶端与变形架水平方向相对滑动,所述围带另一端与固定于腐蚀箱内的收卷机构固定连接且围带余量缠绕于收卷机构中。本发明中,能够根据需要自行改变围带的形状,进而改变腐蚀后的玻璃磨砂部分的形状与大小,无需更换模具,效率高、成本低,动态腐蚀,腐蚀液浓度稳定,加工后的玻璃磨砂面均匀。(The invention provides a corrosion device for producing local ground glass by a chemical method, which relates to the field of glass processing equipment and comprises a corrosion box, wherein a feeding port and a discharging port which are aligned are respectively arranged at two ends of the corrosion box, a surrounding belt is arranged in the corrosion box at the position which is flush with the top end of the feeding port, a clamping mechanism is fixed at one end of the surrounding belt, the clamping mechanism is connected with the middle part of the surrounding belt in a sealing and sliding manner, the surrounding belt comprises an anticorrosive layer, a framework is arranged in the anticorrosive layer, the top end of the framework slides relative to a deformation frame in the horizontal direction, the other end of the surrounding belt is fixedly connected with a winding mechanism fixed in the corrosion box, and the rest of the surrounding belt is wound. According to the invention, the shape of the surrounding belt can be automatically changed according to the needs, so that the shape and size of the corroded glass frosted part can be changed, a mold does not need to be replaced, the efficiency is high, the cost is low, the dynamic corrosion is realized, the concentration of the corrosive liquid is stable, and the processed glass frosted surface is uniform.)

1. A corrosion device for chemical process production local ground glass, including corroding case (1), its characterized in that: corrode case (1) both ends and be provided with inlet port (101) and the discharge port who aligns respectively, be provided with shroud ring (10) with inlet port (101) top parallel and level department in corroding case (1), shroud ring (10) one end is fixed with clamping mechanism (12), clamping mechanism (12) and shroud ring (10) middle part sealing sliding connection, shroud ring (10) include anticorrosive coating (1001), anticorrosive coating (1001) inside is provided with skeleton (1002), skeleton (1002) top and deformation frame (11) horizontal direction relative slip, shroud ring (10) other end and be fixed in winding mechanism (9) fixed connection and shroud ring (10) surplus winding in winding mechanism (9) in corroding case (1).

2. The etching apparatus for chemically producing partially ground glass according to claim 1, wherein: the anti-corrosion layer (1001) is made of rubber, and the framework (1002) is a spring steel belt provided with reinforcing ribs (1005) at intervals; skeleton (1002) top is provided with two centre diameters and is greater than skeleton (1002) thickness and leaves gapped spacing ring (1003), two spacing ring (1003) and deformation frame (11) relative slip.

3. The etching apparatus for chemically producing partially ground glass according to claim 2, wherein: the deformation frame (11) comprises two sliding balls which are rotatably connected on a Y-shaped frame (1102), the sliding balls are respectively positioned in gaps on two sides of two limiting rings (1003), the top end of the Y-shaped frame (1102) is fixedly connected with a rotating rod, the rotating rod is in an L shape, and the top end of the rotating rod penetrates through the top end of the corrosion box (1) and is rotatably connected with the corrosion box (1).

4. The etching apparatus for chemically producing partially ground glass according to claim 3, wherein: the bull stick includes horizontally pneumatic telescopic link (1101), pneumatic telescopic link (1101) and inside hollow standpipe (1104) intercommunication, standpipe (1104) outside is located and corrodes case (1) top and is fixed with adjusting nut (1105), standpipe (1104) top and adjusting cylinder (3) intercommunication, adjusting nut (1105) outside is fixed with and corrodes the inconsistent limiting plate (1106) of case (1) fixed stopper (1107) top, the bull stick has three at least.

5. The etching apparatus for chemically producing partially ground glass according to claim 1, wherein: the clamping mechanism (12) comprises a vertical rod fixedly connected with the top end of the end part of the framework (1002), the top end of the vertical rod is fixedly connected with the bottom side of one end of the transverse plate (1201), and two groups of rollers (1202) which are located on two sides of the shroud ring (10) and roll relative to the shroud ring (10) are arranged on the transverse plate (1201).

6. The etching apparatus for chemically producing partially ground glass according to claim 5, wherein: the part of the transverse plate (1201) vertically aligned with the inner ring of the shroud ring (10) is connected with an injection head (1203), the injection head (1203) is communicated with an injection pipe (13), the injection pipe (13) penetrates through the top end of the corrosion tank (1) and is communicated with the liquid storage tank (6), the top end of the liquid storage tank (6) is provided with a pressure feeding device, the pressure feeding device comprises a pressure feeding cylinder (701) fixed at the top end of the liquid storage tank (6), and a piston rod of the pressure feeding cylinder (701) penetrates through the liquid storage tank (6) and is fixed with a pressure plate (702) which is in sliding connection with the liquid storage tank (6).

7. The etching apparatus for chemically producing partially ground glass according to claim 6, wherein: corrode case (1) top fixedly connected with and extend to the inside return channel (8) of corroding case (1), return channel (8) bottom and shroud (10) bottom parallel and level, magnetic pump (5) and liquid reserve tank (6) intercommunication are passed through on return channel (8) top.

8. The etching apparatus for chemically producing partially ground glass according to claim 1, wherein: be located inside and outside both sides of skeleton (1002) in anticorrosive coating (1001) and be provided with air flue (1004) respectively, air flue (1004) are connected with compressing tightly cylinder (4) through the trachea, the distance between air flue (1004) bottom and anticorrosive coating (1001) bottom is 1 mm.

9. The etching apparatus for chemically producing partially ground glass according to claim 8, wherein: the winding mechanism (9) comprises a winding drum (901), the middle part of the winding drum (901) is rotatably connected with a winding shaft (902) fixedly connected with the end part of the surrounding band (10), a hole (905) is formed in the side surface of the winding drum (901), two pressing wheels (904) are respectively rotatably connected with two sides of the hole (905), the two pressing wheels (904) respectively press the surrounding band (10) from two sides, and the winding shaft (902) penetrates through the top end of the corrosion box (1) and is fixedly connected with a rotating handle (903); the corrosion box is characterized in that a baffle (2) which vertically slides with the corrosion box (1) is arranged at the feed port (101) and the discharge port (102) in the corrosion box (1), and a support rod (103) is arranged below the plane where the bottom end of the feed port (101) is located in the corrosion box (1).

10. An etching method for chemically etching an apparatus as defined in any one of claims 1 to 9 to produce partially ground glass, characterized by: the method comprises the following steps:

s1, pushing glass into a corrosion box (1) from a feeding port (101), and then closing the feeding port (101);

s2, adjusting the angle of each rotating rod by rotating an adjusting nut (1105), adjusting the length of a pneumatic telescopic rod (1101) in each rotating rod by an adjusting cylinder (3), changing the position of each Y-shaped frame (1102), enabling a plurality of Y-shaped frames (1102) to support the shroud ring (10) to form a specific shape, and fixing a winding drum (901);

s3, supplying gas to the inside of the surrounding belt (10) through the pressing cylinder (4), so that the bottom end of the surrounding belt (10) is expanded to abut against the upper surface of the glass, and the glass and the surrounding belt (10) form a container with an open top;

s4, injecting corrosive liquid into the surrounding belt (10) through a pressure feeding device, continuously injecting the corrosive liquid after a certain amount of corrosive liquid is injected, starting an electromagnetic pump, enabling the backflow amount of the electromagnetic pump to be consistent with the liquid injection amount, and enabling the amount of the corrosive liquid in the surrounding belt (10) to be dynamically balanced;

and S5, after corroding for a period of time, controlling the pressing cylinder (4) to pump out air in the surrounding belt (10), and timely pumping out corroded glass and cleaning.

Technical Field

The invention relates to the field of glass processing equipment, in particular to a corrosion device and a corrosion method for producing local ground glass by a chemical method.

Background

The production method of ground glass is three methods of grinding by using grinding wheel, spraying material and chemical corrosion, and the chemical method for producing ground glass is characterized by that the glass is soaked in hydrofluoric acid to make the hydrofluoric acid corrode glass surface and form ground glass so as to make the glass be transparent and non-transparent.

Patent No. CN1165789 discloses a process for producing ground glass by a chemical method. The method comprises the following steps: cleaning, drying, hoisting, corroding, softening, cleaning and drying to obtain the single-sided or double-sided frosted glass. Characterized by simple process, less used equipment and simple and convenient operation of the formula of the softening liquid of the corrosive liquid. The frosted glass produced by the chemical method has a microcrystalline surface, is uniform, fine and smooth, can be cut freely by a glass cutter, does not damage glass or a cutter, can produce large-module frosted glass, and provides a room for selecting sizes for users.

However, in some glass processing, partially frosted glass needs to be prepared, and the rest positions are transparent, in the prior art, a fixed container and glass are attached to each other, corrosive liquid is placed on a specific position on the glass through the container, and is filled, but because the shape of a mold is fixed, the size of the frosted surface needs to be changed, and the pressing mold needs to be replaced, so that the production efficiency is low, and the cost is high.

Disclosure of Invention

The invention aims to provide an etching device and an etching method for producing local ground glass by a chemical method, so as to solve the technical problems.

In order to solve the technical problems, the invention adopts the following technical scheme: the corrosion device for producing the local frosted glass by the chemical method comprises a corrosion box, wherein a feeding port and a discharging port which are aligned are respectively arranged at two ends of the corrosion box, an enclosing belt is arranged in the corrosion box at the position which is flush with the top end of the feeding port, one end of the enclosing belt is fixedly provided with a clamping mechanism, the clamping mechanism is in sealing sliding connection with the middle of the enclosing belt, the enclosing belt comprises an anticorrosive layer, a framework is arranged in the anticorrosive layer, the top end of the framework slides relative to the horizontal direction of a deformation frame, the other end of the enclosing belt is fixedly connected with a winding mechanism fixed in the corrosion box, and the allowance of the enclosing belt is wound in the winding mechanism;

utilize the frame that warp to be connected with enclosing the frame, support the shroud ring through the change of the frame shape that warp, make the shroud ring enclose into a frame that has specific shape, the shroud ring forms the container with the glass cooperation and is used for holding corrosive liquid to can adjust the shape of shroud ring as required and have the ground glass of specific shape in order to obtain the part, the skeleton is used for supporting the shroud ring, makes the shroud ring have certain intensity in the vertical direction.

Preferably, the anticorrosive layer is made of rubber, and the framework is a spring steel belt provided with reinforcing ribs at intervals; the top end of the framework is provided with two limiting rings with the diameter larger than the thickness of the framework and a gap between the two limiting rings, and the two limiting rings and the deformation frame slide relatively;

the anticorrosive coating that rubber was made does not react with the corrosive liquid, and has certain elasticity to closely laminate with glass, set up the strengthening rib on the skeleton and strengthen the ascending intensity in vertical direction, the skeleton top sets up the spacing ring, makes to enclose the frame and put up the stable connection with the deformation.

Preferably, the deformation frame comprises two sliding balls which are rotatably connected on the Y-shaped frame, the two sliding balls are respectively positioned in gaps at two sides of two limiting rings, the top end of the Y-shaped frame is fixedly connected with a rotating rod, the rotating rod is L-shaped, and the top end of the rotating rod penetrates through the top end of the corrosion box and is rotatably connected with the corrosion box;

the bottom end of the Y-shaped frame is rotatably connected with the two rolling balls to enable the rolling balls to be matched and connected with the framework, the rotating rod is arranged to be Y-shaped, the top end of the rotating rod is rotatably connected with the corrosion box, and the angle of the Y-shaped frame can be changed.

Preferably, the rotating rod comprises a horizontal pneumatic telescopic rod, the pneumatic telescopic rod is communicated with a vertical pipe with a hollow interior, an adjusting nut is fixed on the outer side of the vertical pipe and positioned at the top of the corrosion tank, the top end of the vertical pipe is communicated with an adjusting cylinder, a limiting plate which is abutted against a limiting block fixed at the top of the corrosion tank is fixed on the outer side of the adjusting nut, and at least three rotating rods are arranged;

the position of the Y-shaped frame connected with the end part of the rotating rod can be adjusted by the pneumatic telescopic rod under the driving of the adjusting cylinder, and the shroud ring can be bent into various shapes by matching the change of the angle.

Preferably, the clamping mechanism comprises a vertical rod fixedly connected with the top end of the end part of the framework, the top end of the vertical rod is fixedly connected with the bottom side of one end of a transverse plate, and two groups of rollers which are positioned on two sides of the shroud ring and roll relative to the shroud ring are arranged on the transverse plate;

two groups of rollers are connected to the transverse plate and attached to the outer side of the shroud band, so that the end part of the shroud band can be always connected with the middle part of the shroud band.

Preferably, the part of the transverse plate vertically aligned with the inner ring of the shroud ring is connected with a liquid injection head, the liquid injection head is communicated with a liquid injection pipe, the liquid injection pipe penetrates through the top end of the corrosion tank and is communicated with the liquid storage tank, the top end of the liquid storage tank is provided with a pressure feeding device, the pressure feeding device comprises a pressure feeding cylinder fixed at the top end of the liquid storage tank, and a piston rod of the pressure feeding cylinder penetrates through the liquid storage tank and is fixed with a pressing plate which is in sliding connection with the liquid storage tank;

the diaphragm is provided with a liquid injection head connected with a liquid injection pipe so as to inject corrosive liquid into the frame surrounded by the surrounding belt, and the liquid injection is realized by driving the pressing plate to slide in the liquid storage tank through the pressure feed cylinder.

Preferably, the top end of the corrosion box is fixedly connected with a backflow channel extending into the corrosion box, the bottom end of the backflow channel is flush with the bottom end of the shroud band, and the top end of the backflow channel is communicated with the liquid storage box through a magnetic pump;

a return channel is arranged in the corrosion box, and the solution in the corrosion box is pumped out by using a magnetic pump so as to ensure that the concentration of the corrosion solution is in a dynamic balance state, further ensure that the corrosion rate is basically constant and facilitate the control of corrosion time.

Preferably, air passages are respectively arranged in the corrosion-resistant layer and on the inner side and the outer side of the framework, the air passages are connected with the compaction air cylinder through air pipes, and the distance between the bottom ends of the air passages and the bottom end of the corrosion-resistant layer is 1 mm;

set up the air flue in the anticorrosive coating to in to the glass of thickness less, the shroud bottom can't make anticorrosive coating bottom inflation rather than in close contact with, through compressing tightly the cylinder air feed, and guarantee the leakproofness between shroud and the glass, guarantee that the corrosion zone seals.

Preferably, the winding mechanism comprises a winding drum, the middle part of the winding drum is rotatably connected with a winding shaft fixedly connected with the end part of the shroud ring, the side surface of the winding drum is provided with a hole, two sides of the hole are respectively rotatably connected with pinch rollers, the two pinch rollers respectively press the shroud ring from two sides, and the winding shaft penetrates through the top end of the corrosion box and is fixedly connected with the rotating handle; baffles which vertically slide with the corrosion box are arranged at the feed port and the discharge port in the corrosion box, and a support rod is arranged below the plane of the bottom end of the feed port in the corrosion box;

the winding mechanism is used for winding the surplus of the surrounding belt, when the belt length used by the surrounding belt in a frame surrounding mode is increased, the winding mechanism unwinds, and when the belt length used by the surrounding belt in the frame surrounding mode is shortened, the winding mechanism winds, so that the surrounding belt is in a tight state.

The corrosion method for producing the local ground glass by a chemical method comprises the following steps:

s1, pushing glass into a corrosion box from a feeding port, and then closing the feeding port;

s2, adjusting the angle of each rotating rod by rotating an adjusting nut, adjusting the length of a pneumatic telescopic rod in each rotating rod by an adjusting cylinder, changing the position of each Y-shaped frame, enabling a plurality of Y-shaped frame supporting surrounding belts to form a specific shape, and fixing a winding drum;

s3, supplying gas to the inside of the surrounding belt through a pressing cylinder, so that the bottom end of the surrounding belt is expanded to abut against the upper surface of the glass, and the glass and the surrounding belt form a container with an opening at the top;

s4, injecting corrosive liquid into the surrounding belt through a pressure feeding device, continuously injecting the corrosive liquid after a certain amount of corrosive liquid is injected, starting an electromagnetic pump, enabling the backflow amount of the electromagnetic pump to be consistent with the liquid injection amount, and enabling the amount of the corrosive liquid in the surrounding belt to be dynamically balanced;

and S5, after corroding for a period of time, controlling the pressing air cylinder to extract air in the surrounding belt, and extracting corroded glass in time and cleaning.

The invention has the beneficial effects that:

1. the deformation frame is connected with the surrounding frame, the surrounding belt is supported through the change of the shape of the deformation frame to form a frame with a specific shape, the surrounding belt and the glass are matched to form a container for containing corrosive liquid, so that the shape of the surrounding belt can be adjusted as required to obtain the ground glass with the specific shape locally, the surrounding belt is supported through the deformation frame, the surrounding belt is wound with allowance in the winding mechanism, the shape of the surrounding belt can be automatically changed as required, and the shape and the size of a corroded glass ground part are changed;

2. the pneumatic telescopic rod can adjust the position of the Y-shaped frame connected with the end part of the rotating rod under the driving of the adjusting cylinder, and the change of the angle is matched to realize the change of various shapes;

3. a return channel is arranged in the corrosion box, and the solution in the corrosion box is pumped out by using a magnetic pump so as to ensure that the concentration of the corrosion solution is in a dynamic balance state, further ensure that the corrosion rate is basically constant and facilitate the control of corrosion time;

4. set up the air flue in the anticorrosive coating to in to the glass of thickness less, the shroud bottom can't make anticorrosive coating bottom inflation rather than in close contact with, through compressing tightly the cylinder air feed, and guarantee the leakproofness between shroud and the glass, guarantee that the corrosion zone seals.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the corrosion chamber of the present invention;

FIG. 3 is a cross-sectional view of the shroud of the present invention;

FIG. 4 is a schematic structural view of a deformable frame of the present invention;

FIG. 5 is a cross-sectional view of the pneumatic telescoping pole of the present invention;

FIG. 6 is a connection view of the shroud and clamping mechanism of the present invention;

FIG. 7 is a cross-sectional view of a reservoir of the present invention;

FIG. 8 is a cross-sectional view of a take-up reel in the take-up mechanism of the present invention;

reference numerals: 1. a corrosion box; 101. a feed port; 102. a discharge port; 103. a support bar; 2. a baffle plate; 3. an adjusting cylinder; 4. a pressing cylinder; 5. a magnetic pump; 6. a liquid storage tank; 7. a pressure feed mechanism; 701. a pressure feed cylinder; 702. pressing a plate; 703. a turntable with holes; 704. plate holes; 8. a return channel; 9. a winding mechanism; 901. winding the roll; 902. a winding shaft; 903. turning a handle; 904. a pinch roller; 905. the holes are arranged; 10. a shroud ring; 1001. an anticorrosive layer; 1002. a framework; 1003. a limiting ring; 1004. an airway; 1005. reinforcing ribs; 11. a deformation frame; 1101. a pneumatic telescopic rod; 1102. a Y-shaped frame; 1103. rolling a ball; 1104. a vertical tube; 1105. adjusting the nut; 1106. a limiting plate; 1107. a limiting block; 12. a clamping mechanism; 1201. a transverse plate; 1202. a roller; 1203. a liquid injection head; 13. and a liquid injection pipe.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.