CN217704795U - Waterproof board production line for railway tunnel - Google Patents

Abstract

A waterproof board production line for railway tunnels comprises a mixing device, a forming device and a winding device, wherein the mixing device comprises a feeding support frame (10), a group of vacuum feeding machines (11), a group of bin type weighing scales (12) and a discharging hopper (13), cyclone separators of the group of vacuum feeding machines (11) are installed at the top of the feeding support frame (10) through supports, the group of bin type weighing scales (12) are installed on the feeding support frame (10), discharge ports of the cyclone separators of the vacuum feeding machines (11) are communicated with feed ports of the bin type weighing scales (12), and discharging assemblies are arranged at the bottom of the bin type weighing scales (12); the advantages are that: the weighing and blanking speed is high, the raw material adding amount is accurate, the extrusion molding speed is high, the winding speed is rapid, and the labor intensity of workers is reduced.

Description

A waterproof board production line for railway tunnels

technical field

The utility model relates to the field of mixing equipment, in particular to a waterproof board production line for railway tunnels.

Background technique

At present, there are many kinds of raw materials for waterproof boards used in railway tunnels, and they need to be weighed in batches before they can be mixed. The existing mixing device has the disadvantages of complicated weighing process and difficult control of the amount of raw materials added. The extrusion molding speed of the existing extrusion molding device is relatively slow and cannot meet the production needs of the factory. The extruded waterproof board needs to be cut and rolled up. The existing cutting device has a slow cutting speed and high labor intensity.

Contents of the invention

The purpose of this utility model is to provide a waterproof board production line for railway tunnels to address the above-mentioned deficiencies.

The utility model includes a mixing device, a forming device and a winding device,

The mixing device includes a feeding support frame, a set of vacuum feeders, a set of bin-type weighing scales and a discharge funnel,

A group of cyclone separators of the vacuum feeder are installed on the top of the feeding support frame through brackets, and a group of warehouse-type weighing scales are installed on the feeding support frame. The feed port is connected, and the bottom of the warehouse weighing scale is equipped with a discharge assembly.

The discharge assembly includes a discharge cylinder and a retaining cover,

The outlet of the bin-type weighing scale is an oblique opening, and a pair of baffle brackets are arranged symmetrically on the outer wall of the outlet of the bin-type weighing scale. There is a cylinder connection seat on the material cover body, the cylinder end of the discharge cylinder is movably installed on the outer wall of the bin-type weighing scale, the piston rod end of the discharge cylinder is movably connected with the cylinder connection seat, and the discharge cylinder drives the stopper The material cover rotates around the pin shaft to open or close the outlet of the warehouse weighing scale.

The discharge funnel is located below the outlet of the bin-type weighing scale, and the discharge funnel is installed at the bottom of the feeding support frame through the hopper bracket;

The forming device includes a mixing tank, a screw extruder, an extruder die, a calender and an air extraction assembly,

The mixing and stirring tank includes a tank body, a stirring shaft and a tank vacuum feeder,

The bottom of the tank is provided with a discharge port, the discharge port of the tank is provided with a valve, the top of the tank is provided with a feed port, the discharge port of the tank vacuum feeder is connected with the feed port of the tank, and the stirring There are spiral blades on the shaft, the stirring shaft is installed in the tank through the bearing, and the stirring shaft is driven to rotate by the motor.

The discharge port of the tank body is connected with the feed port of the screw extruder, the die head of the extruder is installed at the discharge end of the screw extruder, and the calender is located on the side of the discharge port of the die head of the extruder.

The air extraction assembly includes an air extraction main pipe and a set of dust collection hoods,

There is a group of air extraction ports on the air extraction main pipe, and the air inlets of a group of dust collection hoods are respectively connected with the corresponding air extraction ports, and the dust collection hood is located above the calender;

The winding device includes a feeding frame, a pair of feeding rollers, a cutting assembly and a winding assembly,

A pair of feeding rollers are installed on the feeding frame through bearings,

Cutting components include cutting frame, electric slide table and cutting motor,

A pair of cutting support plates are arranged on the cutting frame, and a cutting gap is formed between the pair of cutting support plates. The electric sliding table is installed on the cutting frame, and the cutting motor is installed on the slider of the electric sliding table. There is a cutting wheel on the top, and the bottom of the cutting wheel is located in the cutting gap.

The winding assembly includes a winding frame and a pair of winding rollers,

A pair of winding rollers are horizontally installed on the winding frame through bearings, and the winding rollers are driven to rotate by a motor, and the cutting assembly is located between the feeding roller and the winding assembly;

The feed port of the tank vacuum feeder is connected with the discharge port of the discharge funnel, and a set of transfer conveying rollers is arranged between the calender and a pair of feed rollers.

A transfer pipe is arranged at the discharge port of the discharge funnel, the feed port of the transfer pipe is rectangular, and the discharge port of the transfer pipe is circular; it also has a shielding screen, which is covered on the discharge funnel.

There is a binaural seat on the outer wall of the warehouse weighing scale, and a single ear seat is provided at the end of the cylinder barrel of the discharge cylinder, and is installed on the binaural seat through the single ear seat and the pin shaft; a pair of baffles are arranged in the tank .

The discharge port of the extruder die faces the rolling gap between a pair of rollers of the calender; the calender is a three-roll calender.

The mixing tank, screw extruder, extruder die and calender are all installed on the level ground through the frame.

A feeding gap is formed between a pair of feeding rollers. The ends of a pair of feeding rollers are provided with transmission gears that mesh with each other. The roller driving motor is installed on the feeding frame, and the power output shaft of the roller driving motor It is connected with the shaft drive at the end of one of the feed rollers.

The electric slide table includes a slide seat, a rack, a slide plate and a drive motor,

The sliding seat is installed on the cutting frame, the side wall and the top of the sliding seat are respectively provided with slide rails, the rack is installed on the side wall of the sliding seat, the sliding plate is inverted L-shaped, and the sliding plate is provided with matching rails. A pair of sliders, the driving motor is installed on the sliding plate, the power output shaft of the driving motor is provided with a gear, the gear and the rack are meshed, the bottom of the sliding plate is provided with a motor hanger, and the cutting motor is installed on the motor hanger.

The discharge end of the cutting frame is provided with a discharge roller.

The shafts at one end of the winding drum are respectively provided with sprockets, and the roller driving motor is installed on the winding frame. A pair of take-up rollers rotate.

The utility model has the advantages of fast weighing and blanking speed, accurate raw material addition, fast extrusion molding speed, rapid winding, and reduces labor intensity of workers.

Description of drawings

Fig. 1 is a structural schematic diagram of a mixing device and a molding device of the present invention.

Fig. 2 is a schematic structural view of the forming device and the winding device of the present invention.

Fig. 3 is a structural schematic diagram of the mixing device of the present invention.

Fig. 4 is a structural schematic diagram of the bin-type measuring scale of the present invention.

Fig. 5 is a schematic cross-sectional structure diagram of the mixing tank of the present invention.

Fig. 6 is a schematic structural view of the molding device of the present invention.

Fig. 7 is a schematic structural view of the winding device of the present invention.

Fig. 8 is a schematic side view of the winding device of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention. It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures. In the description of the embodiments of the present invention, it should be noted that if the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer" etc. appear, it is based on the orientation or positional relationship shown in the drawings , or the orientation or positional relationship that the product of the invention is usually placed in use is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation or be constructed in a specific orientation and operation, and therefore should not be construed as limiting the invention. In addition, if the terms "first", "second" and the like appear in the description of the present invention, they are only used to distinguish the description, and should not be understood as indicating or implying relative importance. In the description of the embodiments of the present invention, it should also be noted that, unless otherwise specified and limited, the terms "setting" and "connection" should be interpreted in a broad sense, for example, it can be a fixed connection or an optional connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection 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 in specific situations.

As shown in the accompanying drawings, the utility model includes a mixing device, a forming device and a winding device,

The mixing device includes a feeding support frame 10, a group of vacuum feeders 11, a group of warehouse-type weighing scales 12 and a discharge funnel 13,

The cyclone separator of one group of vacuum feeder 11 is installed on the top of the feeding support frame 10 through the bracket, and one group of warehouse-type metering scales 12 is installed on the feeding support frame 10, and the outlet of the cyclone separator of the vacuum feeder 11 It is connected with the feed port of the bin-type weighing scale 12, and the bottom of the bin-type weighing scale 12 is provided with a discharge assembly.

The discharge assembly includes a discharge cylinder 14 and a material retaining cover 15,

The outlet of the warehouse-type metering scale 12 is an oblique opening, and a pair of baffle brackets are arranged symmetrically on the outer wall of the outlet of the warehouse-type metering scale 12. Above, the retaining cover body 15 is provided with a cylinder connection seat, the cylinder end of the discharge cylinder 14 is movably installed on the outer wall of the bin-type metering scale 12, and the piston rod end of the discharge cylinder 14 is movably connected with the cylinder connection seat , through the discharge cylinder 14 to drive the retaining cover 15 to rotate around the pin to open or close the outlet of the warehouse-type metering scale 12,

The discharge funnel 13 is located below the outlet of the warehouse-type metering scale 12, and the discharge funnel 13 is installed on the bottom of the feeding support frame 10 through the hopper bracket;

The molding device comprises a mixing tank 20, a screw extruder 21, an extruder die head 22, a calender 23 and an air extraction assembly,

The mixing and stirring tank 20 comprises a tank body 24, a stirring shaft 25 and a tank body vacuum feeder 26,

The bottom of the tank body 24 is provided with a discharge port, the discharge port of the tank body 24 is provided with a valve, the top of the tank body 24 is provided with a feed port, and the discharge port of the tank body vacuum feeder 26 is connected with the feed port of the tank body 24. The mouth is connected, and the stirring shaft 25 is provided with a helical blade, and the stirring shaft 25 is installed in the tank body 24 through a bearing, and the stirring shaft 25 is driven to rotate by a motor.

The discharge port of the tank body 24 is connected with the feed port of the screw extruder 21, the extruder die head 22 is installed on the discharge end of the screw extruder 21, and the calender 23 is located at the discharge end of the extruder die head 22. mouth side,

The air extraction assembly includes an air extraction main pipe 27 and a group of dust collection hoods 28,

There is a group of air extraction ports on the air extraction main pipe 27, and the air inlets of a group of dust collection hoods 28 are respectively connected with the corresponding air extraction ports, and the dust collection hood 28 is located above the calender 23;

The winding device comprises a feed frame 30, a pair of feed rollers 31, a cutting assembly and a winding assembly,

A pair of feeding rollers 31 are movably installed on the feeding frame 30 through bearings,

Cutting assembly comprises cutting frame 32, electric slide table 33 and cutting motor 34,

A pair of cutting support plates 35 are arranged on the cutting frame 32, and a cutting gap is formed between the pair of cutting support plates 35. The electric slide table 33 is installed on the cutting frame 32, and the cutting motor 34 is installed on the slide block of the electric slide table 33. , the power output shaft of the cutting motor 34 is provided with a cutting wheel 36, the bottom of the cutting wheel 36 is located in the cutting gap,

The winding assembly includes a winding frame 37 and a pair of winding rollers 38,

A pair of winding rollers 38 are horizontally installed on the winding frame 37 through bearings, and the winding rollers 38 are driven to rotate by a motor, and the cutting assembly is located between the feed roller 31 and the winding assembly;

The feed port of the tank vacuum feeder 26 is connected to the discharge port of the discharge funnel 13 , and a set of transfer conveying rollers 100 is arranged between the calender 23 and a pair of feed rollers 31 .

Discharging funnel 13 outlet places are provided with transfer pipe 16, and the feed opening of transfer pipe 16 is rectangle, and the discharge opening of transfer pipe 16 is circular; It also has shielding screen 17, and shielding screen 17 is covered in On the discharge funnel 13.

The outer wall of the bin-type metering scale 12 is provided with double-eared seats, and the end of the cylinder barrel of the discharge cylinder 14 is provided with a single-eared seat, which is movably installed on the double-eared seat through the single-eared seat and the pin shaft; There is a pair of baffles.

The discharge port of the extruder die head 22 faces the rolling gap between a pair of rollers of the calender 23; the calender 23 is a three-roll calender.

Mixing tank 20, screw extruder 21, extruder die head 22 and calender 23 are all installed on the level ground by frame.

A feed gap is formed between a pair of feed rollers 31, and the ends of a pair of feed rollers 31 are provided with transmission gears that mesh with each other, and the roller drive motor is installed on the feed frame 30, and the roller drive motor The power take-off shaft is connected with the rotary shaft transmission at the end of one of the feed rollers 31 .

Electric slide table 33 comprises slide seat 40, rack 41, slide plate 42 and driving motor,

The slide 40 is installed on the cutting frame 32, the side wall and the top of the slide 40 are respectively provided with slide rails, the rack 41 is installed on the side wall of the slide 40, the slide plate 42 is an inverted L shape, and the slide plate 42 A pair of sliders matched with the slide rails are provided, the drive motor is installed on the slide plate 42, the power output shaft of the drive motor is provided with a gear, the gear meshes with the rack 41, and the bottom of the slide plate 42 is provided with a motor hanger. Motor 34 is installed on the motor hanger.

The discharge end of the cutting frame 32 is provided with a discharge roller 43 .

A sprocket wheel is respectively arranged on one end rotating shaft of the winding drum 38, and the roller driving motor is installed on the winding frame 37. The chain drives a pair of winding rollers 38 to rotate.

Working method and principle: Through a set of vacuum feeders 11, different waterproof board particle raw materials are drawn out from the discharge port at the bottom of the storage box into the bin-type weighing scale 12. After weighing, the piston rod of the discharge cylinder 14 Retract, drive the retaining cover body 15 to rotate around the pin shaft, open the bottom discharge port of the bin-type metering scale 12, discharge the waterproof board granular raw material into the discharge funnel 13, and the granular raw materials in the bin-type metering scale 12 all fall Into the discharge funnel 13, after the blanking is completed, it can be sent to the next station by the conveying device. The discharge port of the discharge funnel 13 is provided with a transfer pipe 16, and the transfer pipe 16 converts the rectangular discharge port of the discharge funnel 13 into a circular discharge port to facilitate the connection of the discharge pipe. The discharge funnel 13 is located in the shielding screen 17 to prevent raw materials from splashing, and at the same time prevent foreign matter from entering the discharge funnel 13 .

The raw material of the waterproof board is pumped into the tank body 24 through the tank vacuum feeder 26. Driven by the motor, the stirring shaft 25 rotates, and the granular waterproof board raw material is mixed and stirred evenly by the spiral blade, and then the valve is opened to ensure waterproofing. The board raw material falls into the screw extruder 21, and the waterproof board raw material is heated and melted by the screw extruder 21, and then output by the extruder die head 22 into the calender 23, and pressed and formed. Driven into the next station. When the extruder outputs the waterproof board, the gas generated is collected by a set of dust collection hoods 28 and then extracted by the exhaust main pipe 27. Because it is a granular raw material, the spiral blade is used to stir it faster and evenly.

After being conveyed by a group of transfer conveying rollers 100, the waterproof board enters a pair of cutting support plates 35 driven by a pair of feeding rollers 31, and then is output to a pair of winding rollers through the discharging roller 43 On the cylinder 38, the staff manually rolls the waterproof board into a small roll, and then places it between a pair of winding rollers 38. The winding roller 38 starts to rotate under the drive of the motor, and rolls the waterproof board into a large roll. After reaching a certain size, stop rolling, start the electric slide table 33 and the cutting motor 34, the waterproof board is cut off by the cutting wheel 36, and the staff takes off the waterproof board roll to get final product. The driving motor drives the gear to rotate, and the gear moves along the rack 41, driving the sliding plate 42 to move left and right on the slide rail.

Claims (9)

1. A production line of waterproof boards for railway tunnels is characterized by comprising a mixing device, a forming device and a winding device,

the mixing device comprises a feeding support frame (10), a group of vacuum feeding machines (11), a group of bin type weighing scales (12) and a discharging funnel (13),

a group of cyclone separators of a vacuum feeding machine (11) is arranged at the top of a feeding support frame (10) through a bracket, a group of bin type weighing scales (12) is arranged on the feeding support frame (10), a discharge port of the cyclone separators of the vacuum feeding machine (11) is communicated with a feed port of the bin type weighing scales (12), a discharge assembly is arranged at the bottom of the bin type weighing scales (12),

the discharging component comprises a discharging cylinder (14) and a material blocking cover body (15),

the discharge port of the bin type weighing scale (12) is an inclined port, a pair of baffle plate brackets is symmetrically distributed on the outer wall of the discharge port of the bin type weighing scale (12), one end of a material blocking cover body (15) is movably arranged on the pair of baffle plate brackets through a pin shaft, a cylinder connecting seat is arranged on the material blocking cover body (15), the end part of a cylinder barrel of a material discharging cylinder (14) is movably arranged on the outer wall of the bin type weighing scale (12), the end part of a piston rod of the material discharging cylinder (14) is movably connected with the cylinder connecting seat, the material blocking cover body (15) is driven to rotate around the pin shaft through the material discharging cylinder (14) so as to open or close the discharge port of the bin type weighing scale (12),

the discharge hopper (13) is positioned below the discharge port of the bin type weighing scale (12), and the discharge hopper (13) is arranged at the bottom of the feeding support frame (10) through a hopper support;

the forming device comprises a mixing and stirring tank (20), a spiral extruder (21), an extruder die head (22), a calender (23) and an air exhaust assembly,

the mixing and stirring tank (20) comprises a tank body (24), a stirring shaft (25) and a tank body vacuum feeding machine (26),

a discharge port is arranged at the bottom of the tank body (24), a valve is arranged at the discharge port of the tank body (24), a feed port is arranged at the top of the tank body (24), a discharge port of the tank body vacuum feeding machine (26) is communicated with the feed port of the tank body (24), a helical blade is arranged on the stirring shaft (25), the stirring shaft (25) is movably arranged in the tank body (24) through a bearing and is driven to rotate by a motor,

the discharge outlet of the tank body (24) is communicated with the feed inlet of the screw extruder (21), the extruder die head (22) is arranged at the discharge end of the screw extruder (21), the calender (23) is positioned at one side of the discharge outlet of the extruder die head (22),

the air exhaust assembly comprises an air exhaust manifold (27) and a group of dust hoods (28),

a group of air suction ports are formed on the air suction main pipe (27), air inlets of a group of dust hoods (28) are respectively communicated with the corresponding air suction ports, and the dust hoods (28) are positioned above the calender (23);

the winding device comprises a feeding rack (30), a pair of feeding rollers (31), a cutting assembly and a winding assembly,

a pair of feeding rollers (31) are movably arranged on the feeding frame (30) through bearings,

the cutting assembly comprises a cutting machine frame (32), an electric sliding table (33) and a cutting motor (34),

a pair of cutting support plates (35) are arranged on the cutting frame (32), a cutting gap is formed between the pair of cutting support plates (35), the electric sliding table (33) is arranged on the cutting frame (32), the cutting motor (34) is arranged on a sliding block of the electric sliding table (33), a cutting wheel (36) is arranged on a power output shaft of the cutting motor (34), the bottom of the cutting wheel (36) is positioned in the cutting gap,

the rolling component comprises a rolling frame (37) and a pair of rolling rollers (38),

a pair of rolling rollers (38) are horizontally arranged on a rolling rack (37) through a bearing, the rolling rollers (38) are driven to rotate through a motor, and a cutting assembly is positioned between the feeding roller (31) and the rolling assembly;

the feed inlet of the tank body vacuum feeding machine (26) is communicated with the discharge outlet of the discharge hopper (13), and a group of transfer conveying rollers (100) is arranged between the calender (23) and the pair of feed rollers (31).

2. The production line of the waterproof board for the railway tunnel according to claim 1, wherein the discharge port of the discharge hopper (13) is provided with a switching pipeline (16), the feed port of the switching pipeline (16) is rectangular, and the discharge port of the switching pipeline (16) is circular; it also has a shielding screen (17), and the shielding screen (17) covers the discharging funnel (13).

3. The production line of the waterproof board for the railway tunnel according to claim 1, wherein the outer wall of the bin-type scale (12) is provided with a double-lug seat, the end part of the cylinder barrel of the discharging cylinder (14) is provided with a single-lug seat, and the single-lug seat is movably arranged on the double-lug seat through the single-lug seat and a pin shaft; a pair of baffles is arranged in the tank body (24).

4. The production line of waterproof board for railway tunnel according to claim 1, characterized in that the discharge port of the extruder die head (22) is faced to the rolling gap between the pair of rollers of the calender (23); the calender (23) is a three-roll calender.

5. The production line of the waterproof sheet for railway tunnel according to claim 1, wherein the mixing and stirring tank (20), the screw extruder (21), the extruder die head (22) and the calender (23) are installed on a horizontal ground through a frame.

6. The production line of the waterproof board for the railway tunnel according to claim 1, wherein a feeding gap is formed between a pair of feeding rollers (31), the ends of the pair of feeding rollers (31) are provided with transmission gears which are meshed with each other, a roller driving motor is installed on the feeding rack (30), and a power output shaft of the roller driving motor is in transmission connection with a rotating shaft at the end of one of the feeding rollers (31).

7. The waterproof board production line for railway tunnels according to claim 1, wherein the electric slide table (33) comprises a slide base (40), a rack (41), a slide plate (42) and a drive motor,

the cutting machine is characterized in that a sliding seat (40) is installed on a cutting rack (32), sliding rails are respectively arranged on the side wall and the top of the sliding seat (40), a rack (41) is installed on the side wall of the sliding seat (40), the sliding plate (42) is in an inverted L shape, a pair of sliding blocks matched with the sliding rails are arranged on the sliding plate (42), a driving motor is installed on the sliding plate (42), a gear is arranged on a power output shaft of the driving motor and meshed with the rack (41), a motor hanging rack is arranged at the bottom of the sliding plate (42), and a cutting motor (34) is installed on the motor hanging rack.

8. A production line of waterproof boards for railway tunnels according to claim 1, wherein the discharge end of the cutter frame (32) is provided with a discharge roller (43).

9. The production line of the waterproof board for the railway tunnel according to claim 1, wherein a chain wheel is respectively arranged on a rotating shaft at one end of the winding roller (38), a roller driving motor is arranged on the winding frame (37), a chain wheel is arranged on a power output shaft of the roller driving motor, and the roller driving motor drives the pair of winding rollers (38) to rotate through the chain wheel and the chain.

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