CN212244667U

CN212244667U - F-shaped double-screw weightlessness scale

Info

Publication number: CN212244667U
Application number: CN202020363019.3U
Authority: CN
Inventors: 封保平; 顾传杰
Original assignee: Wuxi Oulongyu Automation Technology Co ltd
Current assignee: Wuxi Oulongyu Automation Technology Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-12-29
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses a F type twin-screw weightless scale, including hopper, base plate, main motor, gear drive case and title platform, base plate top department is provided with the title platform, be provided with the sensor between title platform and the base plate, title platform top department installs the hopper, the hopper is hourglass hopper-shaped, the feed inlet has been seted up at the hopper top, hopper top center department has a set of transmission seat through the bolt fastening, the inside rotation of feed box is provided with two sets of feed screws, feed box is stretched out to the one end of feed screw, and stretches out the end setting inside gear drive case, one side that feed screw was kept away from to the gear drive case is provided with main motor, feed box keeps away from the one end of gear drive case and is provided with the discharge gate perpendicularly. The F-shaped double-screw weightlessness scale has reasonable design, can avoid the occurrence of problems of material bridging and the like when feeding powder materials and poor fluidity, further enables the material to be more stably conveyed, and is suitable for popularization and use.

Description

F-shaped double-screw weightlessness scale

Technical Field

The utility model belongs to the technical field of high accuracy feed proportioning system, concretely relates to F type double screw weightless scale.

Background

The weightlessness scale is an automatic weighing device which realizes high-precision continuous quantitative feeding by a static weighing mode, can reliably, accurately and stably feed dry and scattered materials such as powder, particles, tablets and the like, reduces the waste of the materials and improves the consistency of a mixture.

The existing weightlessness scale has the problems of powder material bridging and the like when the powder material is processed and fed, and further the instability of material conveying is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a F type twin-screw weightlessness scale to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an F-shaped double-screw weightless scale comprises a hopper, a base plate, a main motor, a gear transmission case and a scale, wherein the scale is arranged at the top of the base plate, a sensor is arranged between the scale and the base plate, the hopper is arranged at the top of the scale, the hopper is funnel-shaped, a feed inlet is formed at the top of the hopper, a group of transmission seat is fixed at the center of the top of the hopper through bolts, a worm is arranged inside the transmission seat, an extension rod is fixed at the bottom of the worm, the extension rod extends into the hopper, a plurality of groups of stirring rods are fixed on the side edge of the extension rod, a stirring motor is fixed on one side edge of the transmission seat, a spherical stirring cavity is arranged at the bottom of the hopper, a rotating rod is horizontally arranged inside the stirring cavity, an arc-shaped mixing rod is fixed on the rotating rod, a feeding box is arranged at the bottom of the hopper corresponding to the stirring cavity, the feeding device is characterized in that two groups of feeding screws are rotatably arranged in the feeding box, one ends of the feeding screws extend out of the feeding box, the extending ends of the feeding screws are arranged in the gear transmission box, a main motor is arranged on one side, away from the feeding screws, of the gear transmission box, and a discharge hole is vertically formed in one end, away from the gear transmission box, of the feeding box.

Preferably, a worm is fixed at the front end of a crankshaft of the stirring motor, the worm extends into the transmission seat, and the worm is in matched transmission with the outer edge of a worm wheel in the transmission seat.

Preferably, a transmission wheel is rotatably arranged at the center inside the gear transmission box, the front end of the crankshaft of the main motor extends into the gear transmission box and is fixed on the side edge of the transmission wheel, two groups of matching wheels are rotatably arranged at the bottom of the transmission wheel and are meshed with each other, the top of the outer edge of one group of matching wheels is meshed with the outer edge of the transmission wheel, one end of the feeding screw rod is fixed on the side edge of the matching wheel, a rotating wheel is rotatably arranged at the top of the transmission wheel, the outer edge of the rotating wheel is meshed with the outer edge of the transmission wheel, and one end of the rotating rod is.

Preferably, a group of threading pipes are vertically fixed at the outer edge of the top of the weighing platform, and an observation window is vertically embedded in the outer side edge of the hopper.

Preferably, the top and the bottom of sensor department and the bottom of base plate department all are provided with the shock pad, be fixed with the fixed plate on one side of weighing platform, install the electric cabinet on the fixed plate side.

The utility model discloses a technological effect and advantage: this F type twin-screw weightless scale, two sets of feed screw rods through setting up, the one end of two sets of feed screw rods is fixed on the cooperation wheel in the gear drive case, and two sets of cooperation wheel meshing, can carry out fine feed operation to powder material etc., transmission seat through setting up, agitator motor, stretch into the pole, be provided with worm wheel and worm on dwang and transmission seat and the agitator motor, can carry out the vertically stirring to the material in the course of the work, through setting up the cooperation between rotation wheel and dwang and the hybrid beam in the gear drive case, can carry out the horizontal stirring to the material in the course of the work, through perpendicular and horizontally stirring, can avoid powder material or the relatively poor material of mobility to take place such as bridging, make the material carry more stable. The F-shaped double-screw weightlessness scale has reasonable design, can avoid the occurrence of problems of material bridging and the like when feeding powder materials and poor fluidity, further enables the material to be more stably conveyed, and is suitable for popularization and use.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

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

fig. 3 is a top view of the present invention;

fig. 4 is a sectional view of the gear transmission case of the present invention.

In the figure: the automatic feeding device comprises a hopper 1, a feeding hole 2, a transmission seat 3, a stirring motor 4, a stretching rod 5, a stirring rod 6, a rotating rod 7, a mixing rod 71, a feeding box 8, a discharging hole 81, a feeding screw 9, a weighing platform 10, a sensor 11, an electric cabinet 12, a main motor 13, a gear transmission box 14, a transmission wheel 141, a matching wheel 142, a rotating wheel 143 and a threading pipe 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a F-shaped twin-screw weightless scale as shown in figures 1-4, which comprises a hopper 1, a base plate, a main motor 13, a gear transmission case 14 and a weighing platform 10, wherein the top of the base plate is provided with the weighing platform 10, a sensor 11 is arranged between the weighing platform 10 and the base plate, the sensor 11 is a weighing sensor with the model of CZY611CD, the weighing sensor can adopt the advanced signal sensing technology to have the characteristics of less delay, high synchronization, accurate transmission and the like, so as to conveniently transmit signals to a controller in real time, the top of the weighing platform 10 is provided with the hopper 1, the hopper 1 is funnel-shaped, the top of the hopper 1 is provided with a feed inlet 2, the center of the top of the hopper 1 is fixed with a group of transmission seats 3 through bolts, the transmission seats 3 are internally provided with the worm, the bottom of the worm is fixed with an extension rod 5, the extension rod 5 extends into the hopper 1, and a plurality of groups of stirring rods 6 are fixed on the side edge extending into the rod 5, a stirring motor 4 is fixed on one side edge of the transmission seat 3, a spherical stirring cavity is arranged at the bottom of the hopper 1, a rotating rod 7 is horizontally and rotatably arranged in the stirring cavity, an arc-shaped mixing rod 71 is fixed on the rotating rod 7, a feeding box 8 is arranged at the bottom of the hopper 1 corresponding to the stirring cavity, the feeding box 8 is arranged on the weighing platform 10, two groups of feeding screws 9 are rotatably arranged in the feeding box 8, one end of each feeding screw 9 extends out of the feeding box 8 and extends out of the gear transmission box 14, a main motor 13 is arranged on one side of the gear transmission box 14 far away from the feeding screws 9, and a discharge port 81 is vertically arranged at one end of each feeding box 8 far away from the gear transmission box 14.

Specifically, the front end of the crankshaft of the stirring motor 4 is fixed with a worm, the worm extends into the transmission seat 3, and the worm is in matched transmission with the outer edge of the worm wheel in the transmission seat 3.

Specifically, a transmission wheel 141 is rotatably disposed at the center inside the gear transmission case 14, the front end of the crankshaft of the main motor 13 extends into the gear transmission case 14 and is fixed on the side of the transmission wheel 141, two sets of matching wheels 142 are rotatably disposed at the bottom of the transmission wheel 141 and are meshed with each other, the top of the outer edge of one set of matching wheels 142 is meshed with the outer edge of the transmission wheel 141, one end of the feeding screw 9 is fixed on the side of the matching wheel 142, a rotating wheel 143 is rotatably disposed at the top of the transmission wheel 141, the outer edge of the rotating wheel 143 is meshed with the outer edge of the transmission wheel 141, and one end of the rotating rod 7 is fixed on the side of.

Specifically, the outer edge department of weighing platform 10 top is fixed with a set of threading pipe 15 perpendicularly, threading pipe 15 effectively prevents the circuit to the power of dragging of metering equipment, improves the measurement accuracy, the outside of hopper 1 is inlayed perpendicularly on the limit and is equipped with the observation window.

Specifically, the top and the bottom of sensor 11 are located and the bottom of base plate department all is provided with the shock pad, be fixed with the fixed plate on one side of title platform 10, install electric cabinet 12 on the fixed plate side, electric cabinet 12 is inside to be provided with PID regulator 4, and the model is XMPA-9000, and PID adjusts effective control transfer rate, moment, output value, has advantages such as steady state error still less, transient response, quick fine setting.

The working principle is as follows: the F-shaped double-screw weightlessness scale is characterized in that when the F-shaped double-screw weightlessness scale works, powder materials are put into a hopper through a feed inlet 2, a stirring motor 4 and a main motor 13 are started, the stirring motor 4 drives a worm to rotate when rotating, the worm is matched with a worm wheel inside a transmission seat 3 to further enable the worm wheel to rotate, further enable an extending rod 5 to rotate, a stirring rod 6 is driven to rotate when the extending rod 5 rotates, further vertical stirring is carried out on the materials, a transmission wheel 141 at the front end of a shaft is driven to rotate when the main motor 13 rotates, the outer edge of the transmission wheel 141 is meshed with a rotating wheel 143 and a group of matching wheels 142, meanwhile, two groups of matching wheels 142 are meshed, further a rotating rod 7 and a feeding screw 9 are driven to rotate when the rotating rod 7 rotates, further the materials are horizontally rotated and stirred, the materials enter a feeding box 8, the feeding double screws formed by the two groups of feeding screws 9 and, real-time weight can be carried out through the sensor 11, high synchronization, the accurate detection of transmission, the output speed of material carries out real-time adjustment simultaneously through the controller. The F-shaped double-screw weightlessness scale has reasonable design, can avoid the occurrence of problems of material bridging and the like when feeding powder materials and poor fluidity, further enables the material to be more stably conveyed, and is suitable for popularization and use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

An F-type twin-screw weightlessness scale comprises a hopper (1), a base plate, a main motor (13), a gear transmission case (14) and a weighing platform (10), and is characterized in that: the automatic stirring device is characterized in that a weighing platform (10) is arranged at the top of the base plate, a sensor (11) is arranged between the weighing platform (10) and the base plate, a hopper (1) is installed at the top of the weighing platform (10), the hopper (1) is funnel-shaped, a feed inlet (2) is formed in the top of the hopper (1), a group of transmission seats (3) are fixed at the center of the top of the hopper (1) through bolts, a worm is arranged inside the transmission seats (3), an extending rod (5) is fixed at the bottom of the worm, the extending rod (5) extends into the hopper (1), a plurality of groups of stirring rods (6) are fixed on the side edge of the extending rod (5), a stirring motor (4) is fixed on one side edge of the transmission seats (3), a spherical stirring cavity is arranged at the bottom of the hopper (1), a rotating rod (7) is horizontally arranged inside the stirring cavity, and an arc-shaped mixing rod (71), the bottom of the hopper (1) corresponding to the stirring cavity is provided with a feeding box (8), the feeding box (8) is arranged on a weighing platform (10), two groups of feeding screws (9) are arranged in the feeding box (8) in a rotating mode, one end of each feeding screw (9) extends out of the feeding box (8), the extending end of each feeding screw is arranged in a gear transmission box (14), one side, far away from the feeding screws (9), of the gear transmission box (14) is provided with a main motor (13), and one end, far away from the gear transmission box (14), of the feeding box (8) is vertically provided with a discharge hole (81).
2. The F-type twin-screw weight loss scale according to claim 1, characterized in that: a worm is fixed at the front end of a crankshaft of the stirring motor (4), the worm extends into the transmission seat (3), and the worm is in matched transmission with the outer edge of a worm wheel in the transmission seat (3).
3. The F-type twin-screw weight loss scale according to claim 1, characterized in that: the feeding device is characterized in that a transmission wheel (141) is rotatably arranged at the center inside the gear transmission box (14), the front end of a machine shaft of the main motor (13) extends into the gear transmission box (14) and is fixed on the side edge of the transmission wheel (141), two groups of matching wheels (142) are rotatably arranged at the bottom of the transmission wheel (141), the two groups of matching wheels (142) are meshed, the top of the outer edge of one group of matching wheels (142) is meshed with the outer edge of the transmission wheel (141), one end of a feeding screw (9) is fixed on the side edge of the matching wheel (142), a rotating wheel (143) is rotatably arranged at the top of the transmission wheel (141), the outer edge of the rotating wheel (143) is meshed with the outer edge of the transmission wheel (141), and one end of a rotating rod.
4. The F-type twin-screw weight loss scale according to claim 1, characterized in that: a group of threading pipes (15) are vertically fixed at the outer edge of the top of the weighing platform (10), and an observation window is vertically embedded in the outer side edge of the hopper (1).
5. The F-type twin-screw weight loss scale according to claim 1, characterized in that: the top and the bottom of sensor (11) are located and the bottom of base plate department all is provided with the shock pad, be fixed with the fixed plate on one side of weighing platform (10), install electric cabinet (12) on the fixed plate side.