CN213688596U

CN213688596U - Miniature double-screw weightless type weighing scale

Info

Publication number: CN213688596U
Application number: CN202022906155.5U
Authority: CN
Inventors: 徐学四
Original assignee: Wuxi Sike Sichuang Automation Technology Co ltd
Current assignee: Wuxi Sike Sichuang Automation Technology Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-13
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a miniature twin-screw weightless formula weigher, which comprises a frame, the top and the bottom inner wall of frame are fixed with the defeated material machine body of spiral and the weightless formula weigher body of spiral respectively, and the top and the bottom outer wall at the defeated material machine body of spiral and the weightless formula weigher body both ends of spiral have all seted up feed inlet and discharge gate, are located all install the transmission case on the one end frame of keeping away from each other of the defeated material machine body of spiral and the weightless formula weigher body of spiral. The utility model discloses a frame, the spiral lead screw lift and the bearing base realize that the spiral lead screw lift in frame four corners goes up and down to whole frame through external force rotation, the universal wheel of bearing base bottom, portable frame moving as a whole, compare in traditional mode, be favorable to portable drive spiral weightless formula weigher body to move, be favorable to the height that spiral weightless formula weigher body foundation needs to promote self, both reduced the waste of material, reduced economic loss again.

Description

Miniature double-screw weightless type weighing scale

Technical Field

The utility model relates to a double screw weigher technical field especially relates to a miniature double screw weightless formula weigher.

Background

The screw conveyer is a machine which utilizes a motor to drive a screw to rotate and push materials so as to realize the conveying purpose. The conveying device can convey horizontally, obliquely or vertically, and has the advantages of simple structure, small cross section area, good sealing property, convenience in operation, easiness in maintenance, convenience in closed transportation and the like. The spiral conveyor is divided into a shaft spiral conveyor and a shaftless spiral conveyor in the conveying form, and is divided into a U-shaped spiral conveyor and a tubular spiral conveyor in the appearance. The shaftless screw conveyor is suitable for non-viscous dry powder materials and small particle materials, and the shaftless screw conveyor is suitable for conveying materials which are viscous and easy to wind. The working principle of the screw conveyor is that the rotating screw blade pushes the material to be conveyed by the screw conveyor, so that the force of the material not rotating together with the screw conveyor blade is the self weight of the material and the frictional resistance of the screw conveyor shell to the material. The surface type of the spiral blade welded on the rotating shaft of the spiral conveyor is solid surface type, belt surface type, blade surface type and other types according to different conveyed materials. Screw conveyer's screw axis has footstep bearing in order to give the axial counter-force of spiral along with the material at material direction of motion's terminal, when the machine length is longer, should add the centre and hang the bearing, the spiral weigher divide into single tube individual layer and double-barrelled bilayer, the single tube individual layer is accomplished the measurement and is carried simultaneously, double-barrelled bilayer structure, the upper strata is accomplished the stationary flow and is carried, the lower floor realizes measurement and transport, the stationary flow effect is better and save space, the size of traditional spiral weigher is bigger, the manpower can't carry the removal, and the defeated material in-process of traditional double-spiral weigher, because the chassis is lower, lead to some materials can't drop, cause the loss, control spiral weigher moving motor, long-time operation can generate heat, the motor of traditional mode formula direct exposure formula, such noise is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a miniature double-screw weightless type weighing scale.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a miniature double-screw weightless type weigher comprises a frame, wherein a spiral conveyor body and a spiral weightless type weigher body are respectively fixed on the inner walls of the top and the bottom of the frame, a feed inlet and a discharge outlet are respectively formed in the outer walls of the top and the bottom of two ends of the spiral conveyor body and the spiral weightless type weigher body, a transmission case is respectively installed on the frame at one end, far away from each other, of the spiral conveyor body and the spiral weightless type weigher body, a servo motor is installed in the transmission case, a heat dissipation loop pipe is fixedly wound on the surface of the servo motor, a water tank is installed on the outer wall of the top of the spiral weightless type weigher body, a water pump is installed on one side of the water tank, the output end of the water pump is connected with a three-way pipe, two ends of the three-way pipe are respectively connected with water inlet pipes, and the two, the other end of the heat dissipation loop pipe is connected with a water outlet pipe, and the other end of the water outlet pipe is connected with the top of one side and the bottom of one side of the water tank respectively.

Preferably, the outer wall of one side of frame four corners all installs the screw rod lift, and the bottom of screw rod lift rotates and is connected with the bearing base, the universal wheel is installed to the bottom of bearing base.

Preferably, the output shafts of the two servo motors are respectively connected with the inside of the spiral material conveyer body and the inside of the spiral weightless type weighing scale body.

Preferably, the discharge end of the spiral material conveyer body is connected with a connecting pipe, and the other end of the connecting pipe is connected with the feed end of the spiral weightless type weighing scale body.

Preferably, the frame is positioned at the spiral material conveying machine body and the spiral weightless type scale body and is welded with a supporting fixed block, and the spiral material conveying machine body and the spiral weightless type scale body are welded at the top of the supporting fixed block.

Preferably, the two servo motors and the water pump are connected with a switch through a lead, and the switch is connected with a power supply through a lead.

The utility model has the advantages that:

1. the heat dissipation loop pipe is wound and fixed on the surfaces of two servo motors arranged in the transmission box through the transmission box, the servo motors, the heat dissipation loop pipe, the water tank, the water pump, the three-way pipe, the water inlet pipe and the water outlet pipe, the water pump pumps water and conveys the water into the water tank through the water outlet pipe of the heat dissipation loop pipe after being conveyed to the heat dissipation loop pipe from the three-way rod, a loop is formed, the two servo motors are subjected to heat dissipation, compared with the traditional mode, the environment depending on the heat dissipation effect is avoided, the stable heat dissipation effect of the servo motors is facilitated, the service life of the servo motors is prolonged, and the noise generated when the servo motors operate is reduced;

2. through the frame, the screw rod lift and the bearing base realize that the screw rod lift in frame four corners goes up and down to whole frame through external force rotation, the universal wheel of bearing base bottom, portable frame global movement compares in traditional mode, is favorable to portably driving the removal of spiral weightless formula weigher body, is favorable to the height that spiral weightless formula weigher body foundation needs to promote self, both reduces the waste of material, has reduced economic loss again.

Drawings

Fig. 1 is a schematic view of a main-view section structure of a miniature twin-screw weightless weighing scale provided by the utility model;

FIG. 2 is a schematic view of a water tank structure of a miniature twin-screw weightless weighing scale provided by the present invention;

fig. 3 is the structural schematic diagram of a screw rod elevator of the miniature twin-screw weightless weighing scale provided by the utility model.

In the figure: the device comprises a frame 1, a spiral material conveying machine body 2, a spiral weightless type weighing scale body 3, a material inlet 4, a material outlet 5, a transmission box 6, a servo motor 7, a heat dissipation loop pipe 8, a water tank 9, a water pump 10, a three-way pipe 11, a water inlet pipe 12, a water outlet pipe 13, a connecting pipe 14, a spiral screw rod lifter 15 and a bearing base 16.

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.

Referring to fig. 1-3, a miniature twin-screw weightless type weigher comprises a frame 1, wherein a screw feeder body 2 and a screw weightless type weigher body 3 are respectively fixed on the inner walls of the top and the bottom of the frame 1, the outer walls of the top and the bottom of the two ends of the screw feeder body 2 and the screw weightless type weigher body 3 are respectively provided with a feed inlet 4 and a discharge outlet 5, the frame 1 is positioned at the screw feeder body 2 and the screw weightless type weigher body 3 and is welded with a supporting fixed block, the screw feeder body 2 and the screw weightless type weigher body 3 are both welded on the top of the supporting fixed block, the discharge end of the screw feeder body 2 is connected with a connecting pipe 14, the other end of the connecting pipe 14 is connected with the feed inlet end of the screw weightless type weigher body 3, and a transmission case 6 is respectively arranged on the frame 1 at one end of the screw feeder body 2 and the screw weightless type weig, a servo motor 7 is arranged in the transmission case 6, output shafts of the two servo motors 7 are respectively connected with the inside of the spiral conveyor body 2 and the inside of the spiral weightless type metering scale body 3, a heat dissipation loop pipe 8 is fixedly wound on the surface of each servo motor 7, a water tank 9 is arranged on the outer wall of the top of the spiral weightless type metering scale body 3, a water pump 10 is arranged on one side of the water tank 9, the output end of the water pump 10 is connected with a three-way pipe 11, the two servo motors 7 and the water pump 10 are both connected with a switch through wires, the switch is connected with a power supply through a wire, both ends of the three-way pipe 11 are both connected with water inlet pipes 12, the two water inlet pipes 12 are respectively connected with one end of the heat dissipation loop pipe 8 on the outer wall of the two servo motors 7, the other end of the heat dissipation loop pipe 8 is connected with a water outlet pipe 13, and the other, the outer walls of one side of four corners of the frame 1 are all provided with screw rod lifters 15, the bottoms of the screw rod lifters 15 are rotatably connected with bearing bases 16, universal wheels are arranged at the bottoms of the bearing bases 16, the surfaces of two servo motors 7 arranged in a transmission box 6 are wound and fixed through the transmission box 6, the servo motors 7, a heat dissipation loop pipe 8, a water tank 9, a water pump 10, a three-way pipe 11, a water inlet pipe 12 and a water outlet pipe 13, the heat dissipation loop pipe 8 is connected with the three-way pipe 11 of the water pump 10 through the water inlet pipe 12, water pumped by the water pump 10 is conveyed from the three-way pipe 11 to the heat dissipation loop pipe 8 and then enters the water tank 9 again through the water outlet pipe 13 of the heat dissipation loop pipe 8 to form a loop, the two servo motors 7 are cooled, compared with the traditional mode, the dependence of heat dissipation effect, promote servo motor 7's life, the noise that produces when having reduced servo motor 7 operation, through frame 1, screw rod lift 15 and bearing base 16 realize that screw rod lift 15 in 1 four corners of frame goes up and down to whole frame 1 through external force rotation, the universal wheel of bearing base 16 bottom, portable frame 1 global movement, compare in traditional mode, be favorable to portable 3 bodies of drive spiral metering balance to move, be favorable to the height that 3 roots of spiral weightless formula metering balance body need promote self, both reduce the waste of material, economic loss has been reduced again.

The working principle is as follows: materials enter from a feed port 4 of a spiral conveyor body 2, flow and are conveyed, then enter a spiral weightless type metering scale body 3 through a connecting pipe 14 in a discharge port 5 of the spiral conveyor body 2, are discharged after being conveyed and metered, the inside of the weighing scale body is wound and fixed on the surfaces of two servo motors 7 arranged in the transmission case 6 through a transmission case 6, a servo motor 7, a heat dissipation loop pipe 8, a water tank 9, a water pump 10, a three-way pipe 11, a water inlet pipe 12 and a water outlet pipe 13, the water pump 10 pumps water and conveys the water from the three-way pipe 11 to the heat dissipation loop pipe 8, then the water enters the water tank 9 again through the water outlet pipe 13 of the heat dissipation loop pipe 8 to form a loop to dissipate the heat of the two servo motors 7, and the spiral lead screw lifters 15 at four corners of the frame 1 are realized through the frame 1, the spiral lead screw lifters 15 and a bearing base 16 to lift the whole frame 1 through external force rotation, the universal wheel at the bottom of the bearing base 16 is convenient for the whole movement of the carrying frame 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A miniature double-screw weightless type weigher comprises a frame (1) and is characterized in that a spiral conveyor body (2) and a spiral weightless type weigher body (3) are respectively fixed on the top and the bottom inner walls of the frame (1), a feed inlet (4) and a discharge outlet (5) are respectively formed in the top and the bottom outer walls of the two ends of the spiral conveyor body (2) and the spiral weightless type weigher body (3), a transmission case (6) is respectively installed on the frame (1) at one end, far away from each other, of the spiral conveyor body (2) and the spiral weightless type weigher body (3), a servo motor (7) is installed in the transmission case (6), a heat dissipation loop pipe (8) is fixedly wound on the surface of the servo motor (7), a water tank (9) is installed on the top outer wall of the spiral weightless type weigher body (3), a water pump (10) is installed on one side of the water tank (9), and the output end of the water pump (10) is connected with a three-way pipe (11), the two ends of the three-way pipe (11) are connected with water inlet pipes (12), the two water inlet pipes (12) are respectively connected with one ends of heat dissipation loop pipes (8) on the outer walls of the two servo motors (7), the other ends of the heat dissipation loop pipes (8) are respectively connected with water outlet pipes (13), and the other ends of the water outlet pipes (13) are respectively connected with the top of one side and the bottom of one side of a water tank (9).

2. The miniature twin-screw weightless type weighing scale according to claim 1, wherein the outer wall of one of four corners of the frame (1) is provided with a screw rod lifter (15), the bottom of the screw rod lifter (15) is rotatably connected with a bearing base (16), and the bottom of the bearing base (16) is provided with a universal wheel.

3. The miniature twin-screw weightless type weigher according to claim 1, wherein the output shafts of the two servo motors (7) are respectively connected with the inside of the spiral material conveyor body (2) and the inside of the spiral weightless type weigher body (3).

4. The miniature twin-screw weightless type weigher according to claim 1, wherein the discharge end of the screw conveyor body (2) is connected with a connecting pipe (14), and the other end of the connecting pipe (14) is connected with the feed end of the screw weightless type weigher body (3).

5. The miniature twin-screw weightless type weigher as claimed in claim 1, wherein the frame (1) is welded with supporting fixing blocks at the positions of the screw conveyor body (2) and the screw weightless type weigher body (3), and the screw conveyor body (2) and the screw weightless type weigher body (3) are welded at the tops of the supporting fixing blocks.

6. The miniature twin-screw weightless type weighing scale according to claim 1, wherein the two servo motors (7) and the water pump (10) are connected with a switch through wires, and the switch is connected with a power supply through wires.