CN116002968A - Device for drawing quartz fiber by using quartz glass rod and working method - Google Patents

Abstract

The invention discloses a device and a working method for drawing quartz fibers by using quartz glass rods, which belong to the technical field of quartz fiber production and aim to solve the problems that the existing quartz fiber production method is low in working efficiency, unstable in wire drawing operation, difficult to continuously perform wire drawing operation and poor in heat utilization. The furnace comprises a furnace body, wherein a cavity is formed in the furnace body, a fixing mechanism is arranged in the cavity, a plurality of guide nozzles are formed in the bottom of a molten pool, a heating mechanism, a cooling mechanism and a sprayer are arranged in the cavity, and a beam collecting groove and a wire drawing machine are arranged in the cavity; the furnace body is provided with a bracket, a first motor is arranged in the furnace body, and clamping mechanisms are symmetrically arranged on the bracket; the invention is suitable for quartz fiber production, the product is matched with a plurality of flow guide nozzles to finish the wire drawing work, the work efficiency is high, the wire drawing work is stable, after the product finishes the work, the waste heat of a molten pool is stored, and then the replacement work of the product is rapidly finished through the bracket, so that the device can continuously perform the wire drawing work.

Description

A device and working method for drawing quartz fiber by using a quartz glass rod

technical field

The invention relates to a device and a working method for drawing quartz fiber by using a quartz glass rod, and belongs to the technical field of quartz fiber production.

Background technique

Quartz fiber is a high-performance inorganic non-metallic material with high temperature resistance, low dielectric constant, low dielectric loss, high wave penetration, high strength, and easy processing. However, due to the difficulty of production and high cost, it is only used in a few fields such as aerospace and military industry. Quartz fiber is made of quartz rod as raw material through high-temperature melting, wire drawing, winding, weaving and other processes. It is often used as reinforcing material in composite materials, electrical insulation materials and heat insulation materials, circuit boards and other national economic fields. .

However, the current quartz fiber production method uses gas flames to melt multiple quartz glass thin rods for drawing, which has low work efficiency, unstable drawing operations, and it is difficult to carry out continuous drawing work. The heat utilization in the work is poor, which affects the device. work efficiency and economy.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies in the prior art, to provide a device and working method for drawing quartz fibers using quartz glass rods, to solve the current production method of quartz fibers, and to adopt the method of melting multiple quartz glass thin rods with gas flame Wire drawing, low working efficiency, unstable drawing operation, and it is difficult to carry out continuous drawing work, and the problem of poor utilization of heat in work.

In order to solve the problems of the technologies described above, the present invention is achieved by adopting the following technical solutions:

In the first aspect, the present invention provides a device for drawing quartz fibers by using a quartz glass rod, which includes a furnace body, a cavity is opened inside the furnace body, and a fixing mechanism for fixing the molten pool is provided in the cavity, The bottom of the molten pool is provided with a plurality of nozzles, and a heating mechanism, a cooling mechanism and a sprayer are arranged on one side of the molten pool in the cavity, and a cluster groove and a wire drawing machine are arranged in the cavity;

The furnace body is provided with a rotatably connected bracket, the furnace body is provided with a first motor for driving the bracket to rotate, and the bracket is symmetrically provided with a clamping mechanism for fixing the product. A through groove matching the product is opened on the molten pool, and a baffle plate that is rotatably connected is provided on one side of the through groove on the furnace body.

Further, the clamping mechanism includes a top plate arranged on the bracket, the bracket is provided with a slide plate that is slidably connected under the top plate, and the top plate is provided with a cylinder for driving the slide plate to move. Slidingly connected arc-shaped plates are arranged symmetrically on the slide plate. A fixed block is provided on one side of the slide plate. A bolt is rotatably connected to the fixed block, and one end of the bolt is rotatably connected to the arc-shaped plate. , the two arc-shaped plates cooperate to clamp the product.

Further, grooves matching the product are provided on the sliding plate.

Further, the fixing mechanism includes a support plate slidably arranged in the cavity, and one end of the support plate is provided with a base matching the melting pool.

Further, an outlet fan is provided at the bottom of the base away from the support plate, a suction fan is provided at the bottom of the base close to the support plate, and absorbent cotton is provided at the bottom of the support plate.

Further, the heating mechanism includes a plurality of connecting rods arranged on the top of the inner wall of the cavity, one end of the plurality of connecting rods is rotatably connected to the same ring, and a plurality of torches are uniformly arranged in the ring, so The torch faces the molten pool.

Further, the outer wall of the circular ring is provided with a first gear, and a rotating rod is provided on one side of the first gear in the cavity, and a second gear is provided on the outer wall of the rotating rod. The first gear meshes with the second gear, and the furnace body is provided with a second motor that drives the rotating rod to rotate.

Further, one end of the rotating rod extends below the fixing mechanism and is sleeved with a reciprocating screw rod. An extruding block is threadedly connected to the reciprocating screw rod, and the extruding block is slidably connected to the inner wall of the cavity.

Further, the cooling mechanism includes an annular block arranged inside the cavity, and a plurality of spray ports are uniformly opened inside the annular block.

In a second aspect, the present invention provides a working method of any device using a quartz glass rod to draw quartz fibers in the first aspect, comprising the following steps:

Place the molten pool on the fixing mechanism for fixing, and fix the product through the clamping mechanism;

The molten pool is heated by the heating mechanism. After the molten pool reaches the first preset temperature, the clamping mechanism drives the product to drop slowly;

After the product melts in the molten pool and drops through the diversion nozzle, adjust the heating mechanism to control the temperature of the molten pool to the second preset temperature, and start the cooling mechanism;

Draw the melted product through the sprayer and the clustering tank in turn, and then wrap it around the wire drawing machine for wire drawing after clustering;

After the clamping mechanism drives the product to move downward to the limit, stop the heating mechanism, cooling mechanism and sprayer, and the clamping mechanism drives the product upward to return to its original position;

Rotate the bracket to move another product above the channel, and when the bracket rotates, the channel is blocked by the baffle.

Compared with the prior art, the beneficial effects achieved by the present invention are as follows:

1. The device for drawing quartz fiber by using a quartz glass rod, through the cooperation of a clamping mechanism, a furnace body, a bracket and a baffle plate, is compared with the existing method of using a gas flame to melt a plurality of thin quartz glass rods for wire drawing. By melting the same large-sized product and cooperating with multiple guide nozzles on the molten pool to complete the wire drawing work, the work efficiency is high and the wire drawing work is stable. The waste heat of the pool is stored in order to quickly heat the molten pool to the required temperature, and then quickly complete the product replacement work through the bracket, so that the device can continuously perform wire drawing work. At the same time, the heat in the work is stored and utilized to ensure the work of the device. Effect and economy;

2. The present invention blows the upwardly moving water mist to one side of the suction fan through the wind blown by the outlet fan, and the suction fan blows the wind containing the water mist to the water-absorbing cotton, thereby absorbing part of the water mist and reducing the impact of the water mist on The influence of other mechanisms ensures the use effect of the device.

Description of drawings

Fig. 1 is a schematic front sectional view of a device for drawing quartz fibers using a quartz glass rod according to an embodiment of the present invention;

Fig. 2 is the enlarged schematic diagram of place A in Fig. 1;

Fig. 3 is the enlarged schematic diagram of place B in Fig. 1;

Fig. 4 is the enlarged schematic diagram of place C in Fig. 1;

Fig. 5 is a schematic diagram of a three-dimensional structure of an annular block provided according to an embodiment of the present invention;

Fig. 6 is a top structural schematic diagram of an arc block provided according to an embodiment of the present invention.

In the figure: 1. Furnace body; 2. Cavity; 3. Melting pool; 4. Sprayer; 5. Cluster tank; 6. Wire drawing machine; 7. Support; Slot; 11, baffle plate; 12, top plate; 13, slide plate; 14, cylinder; 15, curved plate; 16, fixed block; 17, groove; 18, support plate; 19, base; 20, absorbent cotton; 21 , connecting rod; 22, ring; 23, blowtorch; 24, first gear; 25, rotating rod; 26, second gear; 27, reciprocating screw rod; 28, extrusion block; 29, ring block; 30, spray mouth.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, but not to limit the protection scope of the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and Simplified descriptions, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second", etc. may expressly or implicitly include one or more of that feature. 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 mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention based on specific situations.

Embodiment one:

As shown in Figures 1-6, the present invention provides a device for drawing quartz fibers using a quartz glass rod, which includes a furnace body 1, a cavity 2 is opened inside the furnace body 1, and a useful In the fixing mechanism for fixing the molten pool 3, a plurality of nozzles are provided at the bottom of the molten pool 3, and a heating mechanism, a cooling mechanism and a sprayer 4 are arranged on one side of the molten pool 3 in the cavity 2, so that The cavity 2 is provided with a cluster groove 5 and a wire drawing machine 6; the furnace body 1 is provided with a rotatably connected bracket 7, and the furnace body 1 is provided with a first motor 8 for driving the bracket 7 to rotate, The bracket 7 is symmetrically provided with a clamping mechanism for fixing the product 9, the cavity 2 is provided with a through groove 10 matching the product 9 on the molten pool 3, and the furnace body 1 is positioned on the molten pool 3. One side of the through groove 10 is provided with a baffle plate 11 which is rotatably connected.

Specifically, before the work starts, the molten pool 3 is fixed by the fixing mechanism, and a product 9 is respectively fixed by the two clamping mechanisms. When the work starts, the heating mechanism first starts to work, and the molten pool 3 is heated. When the molten pool 3 After reaching the first preset temperature, the clamping mechanism starts to work, driving the product 9 to move downward, and the product 9 enters the interior of the cavity 2 along the through groove 10, and as the movement proceeds, the product 9 moves to the bottom of the molten pool 3 The internal softening and melting is in the form of a molten slurry, which is evenly dripped along multiple diversion nozzles. At this time, the heating mechanism controls the temperature of the molten pool 3 to the second preset temperature, and then the cooling mechanism starts to work. For the products dripping from the diversion nozzles 9 to carry out cooling work, the staff draws the wire through the sprayer 4, and the sprayer 4 coats the sizing agent on the surface of the cooled product 9, and then the product 9 is collected in the clustering tank 5 for clustering, and finally the operator will cluster and strand The product 9 is wound around the wire drawing machine 6 for wire drawing operation. When the clamping mechanism drives the product 9 to move downward to the limit, it means that the processing of the product 9 is completed. At this time, the heating mechanism, the cooling mechanism and the sprayer 4 are stopped. Work, the clamping mechanism drives the product 9 to return to its original position, and the rotating baffle 11 blocks the through groove 10. At this time, the baffle 11 cooperates with the furnace body 1 to store the waste heat in the molten pool 3. At this time, the first motor 8 Work, drive the bracket 7 to rotate, thereby driving another product 9 to move to the top of the channel 10, at this time, rotate the baffle 11, the baffle 11 will no longer block the channel 10, and the clamping mechanism drives the product 9 to continue processing ;Optionally, the temperature of the molten pool 3 is detected by far-infrared temperature measuring equipment; Optionally, the first preset temperature is 2000~2200°C, the second preset temperature is 1800~2000°C, and the clamping mechanism drives the product 9 The speed of downward movement is 0.25~1.25mm/min; optionally, the diameter of the product 9 is 200mm, the length is 2000mm, and the roundness is less than 20μm; the bottom of the product 9 is conical, when the product 9 When the bottom moves to the inside of the molten pool 3, it is convenient to accelerate the melting process of the product 9 and make the melting of the product 9 uniform; optional, the molten pool 3 adopts a graphite crucible coated with an anti-oxidation coating, or a high-temperature resistant ceramic crucible Such as silicon nitride crucible, silicon carbide crucible, boron nitride crucible, alumina crucible, zirconia crucible; the wire drawing machine 6 is a glass fiber wire drawing machine.

The present invention cooperates with the clamping mechanism, the furnace body 1, the support 7 and the baffle plate 11. Compared with the existing method of drawing a plurality of quartz glass thin rods using a gas flame, the present invention melts the same larger-sized product 9. Cooperate with multiple diversion nozzles on the melting pool 3 to complete the wire drawing work. The work efficiency is high and the wire drawing work is stable. The waste heat is stored so as to quickly heat the molten pool 3 to the required temperature, and then quickly complete the replacement of the product 9 through the support 7, so that the device can continuously carry out the drawing work, and at the same time, the heat in the work is stored and utilized to ensure the safety of the device. Work effect and economy.

One embodiment, the clamping mechanism includes a top plate 12 arranged on the support 7, the support 7 is provided with a slide plate 13 slidingly connected under the top plate 12, and the top plate 12 is provided with a sliding plate 13 for driving the The cylinder 14 for the movement of the slide plate 13, the slide plate 13 is symmetrically provided with a slidingly connected arc plate 15, the slide plate 13 is provided with a fixed block 16 on one side of the arc plate 15, and the fixed block 16 rotates Bolts are connected, and one end of the bolts is rotatably connected with the arc-shaped plates 15, and the two arc-shaped plates 15 cooperate to clamp the product 9, and the sliding plate 13 is provided with a 9 to match the groove 17.

Specifically, when the product 9 needs to be clamped, the product 9 is placed on the inner side of the two arc-shaped plates 15, and the top of the product 9 is placed on the inner side of the groove 17, and the groove 17 is limited to the product 9. position, turn the two bolts, thereby driving the two arc-shaped plates 15 to approach each other, and clamp the two sides of the product 9, through the cooperation of the two arc-shaped plates 15 and the groove 17, the product 9 is stably clamped work, and the groove 17 is on the same axis as the molten pool 3, so as to ensure that the position of the product 9 is aligned with the molten pool 3, and ensure the stability of the device when it is working. After the product 9 is fixed, the cylinder 14 on the top plate 12 starts to work , to drive the slide plate 13 to move downward, and the product 9 moves downward accordingly, so that the product 9 is processed.

One embodiment, the fixing mechanism includes a support plate 18 slidably arranged in the cavity 2, one end of the support plate 18 is provided with a base 19 matching the molten pool 3, and the cavity 2 A driving mechanism for driving the movement of the support plate 18 is provided. During operation, the molten pool 3 is placed inside the base 19, and the base 19 fixes the molten pool 3, and when the molten pool 3 needs to be replaced, The supporting plate 18 can be driven downward by the driving mechanism, so that the base 19 and the molten pool 3 move to the bottom of the heating mechanism, so that the molten pool 3 can be taken out from the base 19 for replacement.

In one embodiment, the cooling mechanism includes an annular block 29 disposed inside the cavity 2, a plurality of spray ports 30 are evenly opened inside the annular block 29, and the bottom of the base 19 is away from the support plate 18 by one The side is provided with an outlet fan, the bottom of the base 19 is provided with a suction fan near the side of the support plate 18 , and the bottom of the support plate 18 is provided with absorbent cotton 20 .

Specifically, when the cooling mechanism works, cooling water is sprayed from the spray port 30 on the annular block 29, thereby cooling down the product 9 dropped on the molten pool 3, and part of the cooling water evaporates to produce water mist when it contacts the product 9, It is easy to affect the work of other mechanisms. It works by controlling the outlet fan. The outlet fan is located above the cooling mechanism. The wind blown by the outlet fan blows the upwardly moving water mist to the side of the suction fan, and the suction fan blows the wind containing water mist. The water-absorbing cotton 20 can absorb part of the water mist, reduce the impact of the water mist on other mechanisms, and ensure the use effect of the device.

In one embodiment, the heating mechanism includes a plurality of connecting rods 21 arranged at the top of the inner wall of the cavity 2, and one end of the plurality of connecting rods 21 is rotatably connected to the same circular ring 22, and the inside of the circular ring 22 is uniform. A plurality of torches 23 are provided, and the torches 23 face the molten pool 3, the outer wall of the ring 22 is provided with a first gear 24, and the cavity 2 is provided with a rotating shaft on one side of the first gear 24. The connected rotating rod 25, the outer wall of the rotating rod 25 is covered with a second gear 26, the first gear 24 is meshed with the second gear 26, and the furnace body 1 is provided with a gear that drives the rotating rod 25 to rotate. the second motor.

During use, the connecting rod 21 plays a supporting role for the ring 22. When it is necessary to heat the molten pool 3, a plurality of torches 23 start to work, and the torches 23 are directed towards the molten pool 3, and the molten pool 3 is heated. The motor starts to work, drives the rotating rod 25 to rotate, and the rotating rod 25 drives the second gear 26 to rotate, thereby driving the first gear 24 to rotate, and the ring 22 rotates with the first gear 24, driving the blowtorch 23 to circle the molten pool 3 is rotated so that the blowtorch 23 evenly heats the molten pool 3, ensuring the working effect of the device; optionally, the blowtorch 23 is one or more of quartz blowtorches, copper blowtorches, aluminum alloy blowtorches, and stainless steel blowtorches. 23 The gas used is one or more of hydrogen, methane, ethane or propane.

In one embodiment, one end of the rotating rod 25 extends below the fixing mechanism and is sleeved with a reciprocating screw rod 27, and the reciprocating screw rod 27 is threadedly connected with an extruding block 28, and the extruding block 28 is connected to the The inner wall of the cavity 2 is slidingly connected; when the second motor drives the rotating rod 25 to rotate, the rotating rod 25 drives the reciprocating screw rod 27 to rotate, thereby driving the extruding block 28 to reciprocate up and down, and the extruding block 28 can be used for absorbent cotton 20 carries out extruding work, avoids absorbing too much water on the water-absorbing cotton 20, has guaranteed its water-absorbing effect, when driving mechanism drives support plate 18 to move downward, rotate reciprocating screw mandrel 27 and make extruding block 28 be positioned at reciprocating screw mandrel 27 most bottom, so as not to affect the movement of the support plate 18.

Embodiment two:

The present invention provides a working method of a device for drawing quartz fibers using a quartz glass rod in any one of the embodiments, comprising the following steps:

Place the molten pool 3 on the fixing mechanism for fixing, and fix the product 9 through the clamping mechanism;

The molten pool 3 is heated by the heating mechanism, and after the molten pool 3 reaches the first preset temperature, the clamping mechanism drives the product 9 to drop slowly;

After the product 9 enters the molten pool 3 to be melted and dropped through the nozzle, adjust the heating mechanism, control the temperature of the molten pool 3 to the second preset temperature, and start the cooling mechanism;

Draw the melted product 9 through the sprayer 4 and the cluster tank 5 in sequence, and wind it to the wire drawing machine 6 for wire drawing after clustering;

After the clamping mechanism drives the product 9 to move downward to the limit, stop the heating mechanism, the cooling mechanism and the sprayer 4, and the clamping mechanism drives the product 9 upward to return to its original position;

Rotate the bracket 7 to move another product 9 to the top of the channel 10. When the bracket 7 rotates, the channel 10 is blocked by the baffle plate 11; optional, the first preset temperature is 2000~2200 ° C, the second 2. The preset temperature is 1800~2000℃.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and modifications can also be made. It should also be regarded as the protection scope of the present invention.

Claims (10)

1. The device for drawing quartz fibers by using quartz glass rods is characterized by comprising a furnace body (1), wherein a cavity (2) is formed in the furnace body (1), a fixing mechanism for fixing a molten pool (3) is arranged in the cavity (2), a plurality of guide nozzles are formed in the bottom of the molten pool (3), a heating mechanism, a cooling mechanism and a sprayer (4) are arranged on one side of the molten pool (3) in the cavity (2), and a beam collecting groove (5) and a wire drawing machine (6) are arranged in the cavity (2);

be equipped with on furnace body (1) and rotate support (7) of being connected, be equipped with in furnace body (1) and be used for the drive support (7) pivoted first motor (8), the symmetry is equipped with the fixture that is used for fixed product (9) on support (7), cavity (2) in on molten bath (3) seted up with product (9) assorted logical groove (10), furnace body (1) in logical groove (10) one side is equipped with baffle (11) of rotating the connection.

2. A device for drawing quartz fibers by using quartz glass rods according to claim 1, characterized in that the clamping mechanism comprises a top plate (12) arranged on the support (7), the support (7) is provided with sliding connection sliding plates (13) below the top plate (12), the top plate (12) is provided with air cylinders (14) for driving the sliding plates (13) to move, the sliding plates (13) are symmetrically provided with sliding connection arc plates (15), the sliding plates (13) are provided with fixing blocks (16) at one side of the arc plates (15), bolts are rotationally connected at one ends of the bolts and are rotationally connected with the arc plates (15), and the two arc plates (15) are matched for clamping the product (9).

3. Device for drawing quartz fibers with a quartz glass rod according to claim 2, characterized in that the slide plate (13) is provided with grooves (17) matching the product (9).

4. A device for drawing quartz fibers using a quartz glass rod according to claim 1, characterized in that the fixing means comprise a support plate (18) slidingly arranged in the cavity (2), one end of the support plate (18) being provided with a seat (19) for the molten bath (3), and the cavity (2) being provided with driving means for driving the support plate (18) in motion.

5. The device for drawing quartz fibers by using the quartz glass rod according to claim 4, wherein a blower is arranged at one side of the bottom of the base (19) far away from the supporting plate (18), a suction blower is arranged at one side of the bottom of the base (19) near the supporting plate (18), and water-absorbing cotton (20) is arranged at the bottom of the supporting plate (18).

6. The device for drawing quartz fibers by using the quartz glass rod according to claim 1, wherein the heating mechanism comprises a plurality of connecting rods (21) arranged at the top of the inner wall of the cavity (2), one ends of the connecting rods (21) are rotatably connected with the same circular ring (22), a plurality of blast lamps (23) are uniformly arranged in the circular ring (22), and the blast lamps (23) face the molten pool (3).

7. The device for drawing quartz fibers by using the quartz glass rod according to claim 6, wherein a first gear (24) is sleeved on the outer wall of the circular ring (22), a rotating rod (25) in rotary connection is arranged on one side of the first gear (24) in the cavity (2), a second gear (26) is sleeved on the outer wall of the rotating rod (25), the first gear (24) is meshed with the second gear (26), and a second motor for driving the rotating rod (25) to rotate is arranged in the furnace body (1).

8. Device for drawing quartz fibers using a quartz glass rod according to claim 7, characterized in that one end of the rotating rod (25) extends below the fixing mechanism and is sleeved with a reciprocating screw rod (27), an extrusion block (28) is connected to the reciprocating screw rod (27) in a threaded manner, and the extrusion block (28) is connected with the inner wall of the cavity (2) in a sliding manner.

9. Device for drawing quartz fibers using a quartz glass rod according to claim 1, characterized in that the cooling means comprise an annular block (29) arranged inside the cavity (2), a plurality of spray openings (30) being evenly provided inside the annular block (29).

10. A method of operating an apparatus for drawing quartz fibers from a quartz glass rod according to any of claims 1-9, comprising the steps of:

the molten pool (3) is placed on a fixing mechanism to be fixed, and a product (9) is fixed through a clamping mechanism;

the molten pool (3) is heated by the heating mechanism, and after the molten pool (3) reaches a first preset temperature, the clamping mechanism drives the product (9) to slowly descend;

after the product (9) enters the molten pool (3) to be melted and is dripped through the diversion nozzle, the heating mechanism is regulated, the temperature of the molten pool (3) is controlled to be a second preset temperature, and the cooling mechanism is started;

the melted product (9) is drawn to pass through a sprayer (4) and a beam collecting groove (5) in sequence, and is wound on a wire drawing machine (6) for wire drawing work after being bundled;

after the clamping mechanism drives the product (9) to move downwards to the limit, stopping the work of the heating mechanism, the cooling mechanism and the sprayer (4), and the clamping mechanism drives the product (9) to restore to the original position upwards;

the bracket (7) is rotated to move the other product (9) to the upper part of the through groove (10), and when the bracket (7) rotates, the through groove (10) is blocked by the baffle plate (11).

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