CN216296959U

CN216296959U - Axial stirring type screw mixing and discharging device

Info

Publication number: CN216296959U
Application number: CN202122775672.8U
Authority: CN
Inventors: 温晓滨; 温子奕; 陈梦晓
Original assignee: Qingdao Meilikun Machinery Manufacturing Co ltd
Current assignee: Qingdao Meilikun Machinery Manufacturing Co ltd
Priority date: 2021-11-14
Filing date: 2021-11-14
Publication date: 2022-04-15
Anticipated expiration: 2031-11-14

Abstract

The invention discloses an axial stirring type screw mixing and discharging device, which comprises: the device comprises a transportation platform, a discharging device and a stirring, mixing and discharging device; a charging barrel of the discharging device is fixedly arranged on the transportation platform; the stirring, mixing and discharging device is fixedly arranged in a rear working box of the transportation platform; the front part and the rear part of the screw are provided with symmetrical and continuous helical blades, the helical part in the middle part is provided with three rows of disconnected stirring teeth with the circumferential interval of 120 degrees, each row is uniformly processed with seven disconnected stirring teeth, the rotation direction is left-hand rotation, and each disconnected stirring tooth is provided with a stirring column to form axial stirring; the axial stirring type screw mixing and discharging device integrates mixing, stirring and discharging, realizes continuous discharging of the composite coating in the continuous mixing and stirring process, and overcomes the problem that the coating solidification phenomenon occurs on equipment in the construction process, so that the normal continuous work cannot be realized.

Description

Axial stirring type screw mixing and discharging device

Technical Field

The invention designs a continuous mixing and discharging device for a bi-component composite coating, and particularly relates to an axial stirring type screw mixing and discharging device.

Background

The composite coating is widely applied to various public places, ship body surfaces, factory floors and the like, and has the advantages of good adhesion and high roughness, so that the composite coating plays an important role in industrial production, but the construction of the existing composite coating still adopts manpower for construction, and the efficiency is low and the labor intensity is high; meanwhile, the adaptation period of the bi-component coating is very short, the optimal construction working life is 30 minutes after uniform mixing, otherwise solidification occurs, and the difficulty is brought to continuous construction and cleaning of equipment.

Disclosure of Invention

The invention aims to solve the problems and provides an axial stirring type screw mixing and discharging device which is simple in structure, convenient to operate and high in automation level.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

the invention relates to an axial stirring type screw mixing and discharging device, which comprises: the device comprises a transportation platform, a discharging device and a stirring, mixing and discharging device; a charging barrel of the discharging device is fixedly arranged on the transportation platform; the stirring, mixing and discharging device is fixedly arranged in a rear working box of the transportation platform; the agitating mixing discharging device comprises: the device comprises a speed reducer I, a motor I, a mixing and discharging barrel, a flange plate, a bearing with a seat, a screw and a swing base mechanism; the I speed reducer is fixedly installed above a swing base of the swing base mechanism, and a base of the motor is fixed on the swing base.

Further, the discharging device comprises: the device comprises a charging barrel, a hydraulic cylinder bracket, a telescopic hydraulic cylinder, a material pressing plate, a material pressing column and a material pressing disc; the two charging barrels are the same in height, one charging barrel is 465mm in diameter, the other charging barrel is 565mm in diameter and is a cylindrical barrel, two sides of the middle of each charging barrel are respectively welded with a supporting seat, four connecting lugs with through holes are processed at the bottom of each charging barrel and matched with the charging barrel base of the transportation platform, and each charging barrel is connected with the charging barrel base on the transportation platform through bolts; the hydraulic cylinder support is formed by welding stainless steel square pipes on two sides and a rectangular stainless steel plate above the stainless steel square pipes, fixed support legs are machined at the bottoms of the stainless steel square pipes on the two sides and fixed on the transportation platform through bolts, and a mounting countersunk head seat hole of the telescopic hydraulic cylinder is machined in the rectangular stainless steel plate above the stainless steel square pipes; the telescopic hydraulic cylinder is fixedly arranged on a countersunk seat hole of the hydraulic cylinder bracket; the material pressing plate is a rectangular plate, a flange connected with the telescopic hydraulic cylinder is processed in the middle of the material pressing plate, and the material pressing plate is fixedly arranged on a piston rod of the telescopic hydraulic cylinder through the flange; the two pressing columns are symmetrically fixed below the pressing plate; the material pressing disc is fixedly arranged on the material pressing column through a flange, the material pressing disc is in clearance fit with the inner wall of the material barrel, the material pressing disc is of a disc-shaped structure, the flange connected with the material pressing column is machined in the middle of the material pressing disc, a T-shaped groove structure is machined in a circle on the outer edge of the material pressing disc and used for installing a T-shaped sealing ring, and the material pressing disc is enabled to be tightly attached to the material barrel; the flexible realization of flexible pneumatic cylinder the pressure flitch reciprocates with pressing the material post to through the charging tray is extruded two coating of component in proportion simultaneously in the feed inlet of the mixed discharging barrel of stirring mixed discharge apparatus, when carrying out the change during the feed cylinder operation, will the piston rod of flexible pneumatic cylinder drives the pressure flitch the pressure material post the pressure charging tray return stroke is to initial position back, relaxes the bolt on the engaging lug of feed cylinder bottom, takes off after unloading the feed cylinder will treat that the material that unloads not of replacement is placed the feed cylinder is in on the feed cylinder base of transportation platform to it is fixed through bolted connection.

Further, a base of a motor I of the stirring, mixing and discharging device is fixed on the swinging base, and an output shaft of the motor I is connected with an input shaft of the speed reducer I through a coupler; an output shaft of the speed reducer I is connected with an input end of a screw rod arranged on the mixing and discharging cylinder; the mixing and discharging cylinder is a cylindrical stainless steel cylinder, the length of the mixing and discharging cylinder is 1000mm, the inner diameter of the mixing and discharging cylinder is 150mm, a polytetrafluoroethylene plate is used as an inner lining of the cylinder body of the mixing and discharging cylinder, the thickness of the inner lining is 3mm, a feeding hole is formed in the front end of the mixing and discharging cylinder, a discharging hole is formed in the rear end of the mixing and discharging cylinder, and the mixing and discharging cylinder is fixedly installed on the swing base through a riding card; the two flange plates are provided, positioning convex shoulders are processed on the flange plates, and the flange plates are fixedly arranged on positioning grooves at two ends of the mixing and discharging cylinder through bolt connection; the pair of the bearings with the seats are sealed bearings, are fixedly arranged on the flange plate through bolt connection and are used for supporting the screw rod; the screw is arranged on the mixing and discharging cylinder through the bearing with the base; the motor I passes through the speed reducer I drives the screw rod rotates, and the bi-component coating is in get into under the promotion of the anterior continuous helical blade of screw rod the middle part of screw rod, the bi-component coating passes through the intensive mixing that realizes bi-component coating under the stirring of the disconnection stirring tooth in screw rod middle part and stirring post mixes, the coating that the screw rod middle part was mixed is in the anterior helical blade of screw rod constantly promotes and gets into the screw rod rear portion the promotion of the continuous helical blade in screw rod rear portion makes mixed coating extruded to the construction plane on.

Furthermore, the screw rod is 1000mm long, the front part and the rear part are symmetrically continuous helical blades, the rotation direction is left-handed, the helical part with the length of 500mm in the middle is provided with three rows of disconnected stirring teeth with the circumferential interval of 120 degrees, seven disconnected stirring teeth are uniformly processed in each row, the rotation direction is left-handed, a stirring column with the diameter of 10mm and the length of 35mm is arranged on each disconnected stirring tooth to form axial stirring, the screw rod is made of stainless steel, polytetrafluoroethylene and soluble polytetrafluoroethylene powder are sprayed on the surface of the screw rod, the thickness of the coating is 1mm, and the composite coating is prevented from being solidified and bonded on the screw rod after mixing.

Further, the swing base mechanism includes: the speed reducer II, the motor II, the swinging rod, the swinging base and the sliding block; the swing base takes a conveying platform as a frame, the speed reducer II is fixedly arranged in a rear-end working box of the conveying platform, the base of the motor II is fixedly arranged on the conveying platform, and an output shaft of the motor II is connected with an input shaft of the speed reducer II through a coupler; one end of the swing rod is fixedly installed on an output shaft of the speed reducer II, the other end of the swing rod is hinged with the sliding block through a joint bearing, a sliding rod is installed at the bottom of the swing base, the sliding block is installed on the sliding rod through a linear sliding bearing to form a moving pair, the swing base is of a rectangular flat plate structure and is hinged and installed in a rear-end working box of the transportation platform through a front rotary table; the speed reducer II, the motor II, the oscillating rod, the oscillating base and the sliding block are connected to form an oscillating guide rod mechanism, the motor II drives the oscillating rod to realize uniform-speed circumferential rotation, the oscillating rod drives the hinged sliding block to move along the sliding rod to drive the oscillating base to oscillate in a reciprocating mode, and S-shaped unloading is realized by combining linear motion of the transportation platform.

The axial stirring type screw mixing and discharging device has the beneficial effects that:

(1) the axial stirring type screw mixing and discharging device can realize the mixing of coatings with different components and different proportions according to construction requirements, the device integrates the mixing, stirring and discharging, the continuous discharging of a bi-component coating is realized in the continuous mixing and stirring process, the problem that the normal and continuous work cannot be realized due to the coating curing phenomenon on equipment in the construction process is avoided, and meanwhile, the surface of the stirring, mixing and discharging device with a mixing area is specially treated to prevent the coating from being cured;

(2) the axial stirring type screw mixing and discharging device is simple in structure, the devices are closely connected, the labor division is clear, the steering wheel is used for realizing omnidirectional movement, a large amount of labor force is saved on the premise of ensuring the construction quality, full-automatic discharging, stirring and discharging can be realized, and the construction efficiency is high.

Drawings

FIG. 1: the invention relates to a general assembly diagram of an axial stirring type screw mixing and discharging device;

FIG. 2: the invention relates to a structure diagram of a discharging device of an axial stirring type screw mixing discharging device;

FIG. 3: the structure of a stirring, mixing and discharging device of the axial stirring type screw mixing and discharging device is shown as a figure I;

FIG. 4: the invention relates to a structure diagram I of a swing base mechanism of an axial stirring type screw mixing and discharging device;

FIG. 5: the structure chart II of the stirring, mixing and discharging device of the axial stirring type screw mixing and discharging device is shown;

in the figure: 1-transport platform, 2-discharging device, 21-charging barrel, 22-hydraulic cylinder bracket, 23-telescopic hydraulic cylinder, 24-pressing plate, 25-pressing column, 26-pressing plate, 3-stirring mixing discharging device, 31-speed reducer I, 32-motor I, 33-mixing discharging barrel, 34-flange plate, 35-seated bearing, 36-screw, 37-swinging base mechanism, 371-speed reducer II, 372-motor II, 373-swinging rod, 374-swinging base and 375-sliding block.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 5, an axial stirring type screw mixing and discharging device includes: the device comprises a transportation platform 1, a discharging device 2 and a stirring, mixing and discharging device 3; the charging barrel 21 of the discharging device 2 is fixedly arranged on the transportation platform 1; the stirring, mixing and discharging device 3 is fixedly arranged in a rear working box of the transportation platform 1; the discharging device 2 comprises: the device comprises a charging barrel 21, a hydraulic cylinder bracket 22, a telescopic hydraulic cylinder 23, a material pressing plate 24, a material pressing column 25 and a material pressing disk 26; the agitation mixing discharge apparatus 3 includes: the device comprises a speed reducer I31, a motor I32, a mixing discharge cylinder 33, a flange plate 34, a bearing with a seat 35, a screw 36 and a swinging base mechanism 37; the swing base mechanism 37 includes: speed reducer II 371, motor II 372, swinging rod 373, swing base 374, slider 375.

As shown in fig. 1 to 5, the working method of the axial stirring type screw mixing and discharging device of the present invention comprises the following specific steps: during discharging, the telescopic hydraulic cylinder 23 is telescopic to realize the up-and-down movement of the material pressing plate 24 and the material pressing column 25, so that the coatings of the two components are synchronously extruded into the material inlet of the mixing and discharging barrel 33 of the stirring and mixing discharging device 3 in proportion through the material pressing disk 26, when the operation of replacing the material barrel 21 is executed, after the piston rod of the telescopic hydraulic cylinder 23 drives the material pressing plate 24, the material pressing column 25 and the material pressing disk 26 to return to the initial position, the bolt on the connecting lug at the bottom of the material barrel 21 is loosened, the material barrel 21 is taken down, and the new material barrel 21 is placed on the material barrel base 14 of the transportation platform 1 and is fixedly connected through the bolt; when stirring and discharging, the motor i 32 drives the screw 36 to rotate through the speed reducer i 31, the two-component coating enters the middle of the screw 36 under the pushing of the continuous helical blade at the front of the screw 36, the two-component coating is stirred and mixed with the stirring column through the disconnected stirring teeth at the middle of the screw 36 to fully mix the two-component coating, the mixed coating at the middle of the screw 36 enters the rear of the screw 36 under the continuous pushing of the helical blade at the front of the screw 36, the mixed coating is extruded to a construction plane under the pushing of the continuous helical blade at the rear of the screw 36, and under the action of the swing base mechanism 37, the linear motion of the transportation platform 1 is combined to realize the S-shaped discharging of the mixed discharging cylinder 33.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an axial stirring formula screw rod mixing discharging device which characterized in that includes: the device comprises a transportation platform (1), a discharging device (2) and a stirring, mixing and discharging device (3); a charging barrel (21) of the discharging device (2) is fixedly arranged on the transportation platform (1); the stirring, mixing and discharging device (3) is fixedly arranged in a rear working box of the transportation platform (1); the agitation mixing discharge apparatus (3) comprises: the device comprises a speed reducer I (31), a motor I (32), a mixed discharging barrel (33), a flange plate (34), a bearing with a seat (35), a screw rod (36) and a swinging base mechanism (37); the speed reducer I (31) is fixedly installed above a swinging base (374) of the swinging base mechanism (37), and a base of the motor I (32) is fixed on the swinging base (374).

2. An axially agitated screw mixing discharge device as claimed in claim 1, characterised in that the discharge device (2) comprises: the device comprises a charging barrel (21), a hydraulic cylinder bracket (22), a telescopic hydraulic cylinder (23), a pressure plate (24), a pressure column (25) and a pressure plate (26); the device comprises a transportation platform (1) and is characterized in that the number of the material cylinders (21) is two, the heights of the material cylinders are the same, one material cylinder is 465mm in diameter, the other material cylinder is 565mm in diameter and is a cylindrical cylinder, two sides of the middle part of each material cylinder (21) are respectively welded with a supporting seat, four connecting lugs with through holes are processed at the bottom of each material cylinder, and the four connecting lugs are matched with a material cylinder base of the transportation platform (1) and are connected with the material cylinder base on the transportation platform (1) through bolts; the hydraulic cylinder support (22) is formed by welding stainless steel square pipes on two sides and a rectangular stainless steel plate above the stainless steel square pipes, fixed support legs are machined at the bottoms of the stainless steel square pipes on the two sides and fixed on the transportation platform (1) through bolts, and a mounting countersunk head seat hole of the telescopic hydraulic cylinder (23) is machined in the rectangular stainless steel plate above the stainless steel square pipes; the telescopic hydraulic cylinder (23) is fixedly arranged on a countersunk seat hole of the hydraulic cylinder bracket (22); the pressing plate (24) is a rectangular plate, a flange connected with the telescopic hydraulic cylinder (23) is machined in the middle of the pressing plate, and the pressing plate (24) is fixedly installed on a piston rod of the telescopic hydraulic cylinder (23) through the flange; two material pressing columns (25) are symmetrically fixed below the material pressing plate (24); the material pressing disc (26) is fixedly arranged on the material pressing column (25) through a flange, the material pressing disc (26) is in clearance fit with the inner wall of the material barrel (21), the material pressing disc (26) is of a disc-shaped structure, the flange connected with the material pressing column (25) is machined in the middle of the material pressing disc (26), and a circle of the outer edge of the material pressing disc (26) is machined to form a T-shaped groove structure for mounting a T-shaped sealing ring so as to ensure that the material pressing disc (26) is tightly attached to the material barrel (21); the flexible realization of flexible pneumatic cylinder (23) pressure flitch (24) and pressure material post (25) reciprocate, thereby pass through pressure charging tray (26) are simultaneously extruded the coating of two components in proportion in the synchronous material extruding the feed inlet of the mixed discharging barrel (33) of stirring mixed discharge apparatus (3), are carrying out the change when feed cylinder (21) are operated, will the piston rod of flexible pneumatic cylinder (23) drives pressure flitch (24) pressure material post (25) pressure charging tray (26) return stroke to initial position back, relaxs the bolt on feed cylinder (21) bottom engaging lug takes off the back of unloading feed cylinder (21), will treat the not unloading of replacement feed cylinder (21) are placed on the feed cylinder base of transport platform (1) to it is fixed through bolted connection.

3. The axial stirring type screw mixing and discharging device according to claim 1, wherein a base of a motor I (32) of the stirring mixing and discharging device (3) is fixed on the swinging base (374), and an output shaft of the stirring mixing and discharging device is connected with an input shaft of the speed reducer I (31) through a coupling; an output shaft of the speed reducer I (31) is connected with an input end of a screw (36) arranged on the mixing and discharging cylinder (33); the mixing and discharging cylinder (33) is a cylindrical stainless steel cylinder, the length of the mixing and discharging cylinder (33) is 1000mm, the inner diameter of the mixing and discharging cylinder (33) is 150mm, a polytetrafluoroethylene plate is used as a lining of the cylinder body of the mixing and discharging cylinder (33), the thickness of the lining is 3mm, a feeding hole is formed in the front end of the mixing and discharging cylinder (33), a discharging hole is formed in the rear end of the mixing and discharging cylinder, and the mixing and discharging cylinder (33) is fixedly installed on the swing base (374) through a horseback clamp; the number of the flange plates (34) is two, positioning convex shoulders are processed on the flange plates (34), and the flange plates (34) are fixedly arranged on positioning grooves at two ends of the mixing and discharging barrel (33) through bolt connection; the pair of the bearings (35) with the seats are sealed bearings, are fixedly arranged on the flange plate (34) through bolt connection and are used for supporting the screw rod (36); said screw (36) being mounted on said mixing and discharging cylinder (33) by means of said seated bearing (35); motor I (32) pass through I (31) drive of speed reducer screw rod (36) rotate, and the bi-component coating is in get into under screw rod (36) anterior continuous helical blade's the promotion the middle part of screw rod (36), the bi-component coating passes through the disconnection stirring tooth in screw rod (36) middle part and the stirring of stirring post realize the intensive mixing of bi-component coating under mixing, the coating that the screw rod (36) middle part was mixed is in screw rod (36) anterior helical blade's of screw rod (36) constantly promote down the entering screw rod (36) rear portion make mixed coating extruded to the construction plane under screw rod (36) rear portion continuous helical blade's the promotion on.

4. The axial stirring type screw mixing and discharging device according to claim 3, wherein the screw (36) is 1000mm long, the front part and the rear part are symmetrically continuous helical blades, the rotating direction is left-handed, the helical part with the length of 500mm in the middle part is provided with three rows of disconnected stirring teeth with the circumferential interval of 120 degrees, each row is uniformly processed with seven disconnected stirring teeth, the rotating direction is left-handed, each disconnected stirring tooth is provided with a stirring column with the diameter of 10mm and the length of 35mm to form axial stirring, the screw (36) is made of stainless steel, polytetrafluoroethylene and soluble polytetrafluoroethylene powder are sprayed on the surface, the thickness of the coating is 1mm, and the solidification and adhesion of the mixed composite coating on the screw are prevented.

5. An axially agitating screw mixing and discharging device as defined in claim 3, wherein said oscillating base means (37) comprises: the speed reducer II (371), the motor II (372), the swinging rod (373), the swinging base (374) and the sliding block (375); the swing base (37) takes a transportation platform (1) as a frame, the speed reducer II (371) is fixedly installed in a rear working box of the transportation platform (1), the base of the motor II (372) is fixedly installed on the transportation platform (1), and an output shaft of the motor II (372) is connected with an input shaft of the speed reducer II (371) through a coupler; one end of the swinging rod (373) is fixedly installed on an output shaft of the speed reducer II (371), the other end of the swinging rod is hinged with the sliding block (375) through a joint bearing, a sliding rod is installed at the bottom of the swinging base (374), the sliding block (375) is installed on the sliding rod through a linear sliding bearing to form a moving pair, the swinging base (374) is of a rectangular flat plate structure and is hinged and installed in a rear-end working box of the transportation platform (1) through a front turntable; the speed reducer II (371), the motor II (372), the swinging rod (373), the swinging base (374) and the sliding block (375) are connected to form a swinging guide rod mechanism, the motor II (372) drives the swinging rod (373) to rotate around the circumference at a constant speed, the swinging rod (373) drives the hinged sliding block (375) to move along the sliding rod to drive the swinging base (374) to swing in a reciprocating mode, and S-shaped unloading is achieved by combining linear motion of the transportation platform (1).