WO2022142347A1

WO2022142347A1 - Automatic feeding system

Info

Publication number: WO2022142347A1
Application number: PCT/CN2021/111245
Authority: WO
Inventors: 石通哲; 朱泽锋; 蔡瑞龙
Original assignee: 湖南华通粉体设备科技有限公司
Priority date: 2020-12-31
Filing date: 2021-08-06
Publication date: 2022-07-07
Also published as: CN112830257B; CN112830257A

Abstract

An automatic feeding system, relating to the field of powder conveying, and comprising a vacuum loader (1). A negative-pressure air pipe (2) is connected to one end of the vacuum loader, a negative-pressure assembly (3) is connected to the negative-pressure air pipe, a material suction pipe (4) is connected to a feed port of the vacuum loader, a support frame (5) is provided on one side of the material suction pipe, a feed channel (51) is provided on one side of the support frame, the support frame is provided with an X slide rail (6), a Y slide rail (7) and a Z slide rail (8), the X slide rail is provided with an X moving assembly (61) and connected to the Y slide rail by means of the X moving assembly, the Y slide rail is provided with a Y moving assembly (71) and connected to the Z slide rail by means of the Y moving assembly, the Z slide rail is perpendicular to the support frame and provided with a Z moving assembly (81), the Z moving assembly is provided with a clamping member for clamping the material suction pipe, and the support frame is provided with a cleaning mechanism for cleaning waste chips falling on the support frame. This technical solution is convenient to clamp the material suction pipe for accurately suctioning a material.

Description

an automatic feeding system

technical field

The present application relates to the field of powder conveying, in particular to an automatic feeding system.

Background technique

During powder production, a vacuum feeder is required to convey the powder. Vacuum feeder, also known as vacuum conveyor, is a dust-free closed pipeline conveying equipment that uses vacuum suction to convey particles and powder containers. The air pressure difference between vacuum and environmental space is used to form gas flow in the pipeline and drive powder The container moves to complete the conveying of the powder.

In the related art, the container only has an open upper end, and the material is usually reclaimed manually, for example, a shovel or a hand-held suction tube communicates with a vacuum feeder for conveying.

In view of the above-mentioned related technologies, the inventors believe that manual material reclaiming is labor-intensive on the one hand, and on the other hand, manual operation is easy to spray materials, resulting in material waste and environmental pollution; and it cannot ensure continuity and uniform feeding according to real-time requirements.

SUMMARY OF THE INVENTION

In order to facilitate the gripping of the suction pipe and the accurate suction, the present application provides an automatic feeding system.

In the first aspect, a kind of automatic feeding system provided by this application adopts the following technical scheme:

An automatic feeding system includes a vacuum feeder, one end of the vacuum feeder is connected with a negative pressure air duct, the negative pressure air duct is connected with a negative pressure component, and the feeding port of the vacuum feeder is connected with There is a suction pipe, one side of the suction pipe is provided with a support frame, one side of the support frame is provided with a feeding channel, and an X slide rail, a Y slide rail and a Z slide rail are provided on the support frame. The X sliding rail is provided with an X moving assembly, through which the X moving assembly is connected with the Y sliding rail, the Y sliding rail is provided with a Y moving assembly, and the Z sliding rail is connected through the Y moving assembly, and the Z sliding rail is connected to the Y sliding rail. The rail is perpendicular to the support frame, the Z slide rail is provided with a Z moving assembly, and the Z moving assembly is provided with a clamping piece, the clamping piece clamps the suction pipe, and the support frame is A cleaning mechanism is provided for cleaning the debris falling on the support frame.

By adopting the above technical solution, when sucking material, check the suction pipe on the vacuum feeder, the support frame is located on one side of the vacuum feeder, transport the container from the feeding channel to the suction place of the support frame, and the suction One end of the pipe is connected to the Z moving assembly through a clamp, the Z moving assembly is displaced along the length of the Z slide rail to adjust the vertical position of the suction pipe, and the Y moving assembly drives the Z slide rail along the length of the Y slide rail. Displacement, adjust the position of the suction pipe in the Y-axis direction, the X moving component drives the Y moving axis to move along the length of the X slide rail, adjust the position of the suction pipe in the X-axis direction, and achieve continuous and uniform conveying of materials; The use of mechanical operation eliminates the need for staff to be beside the container at all times. On the one hand, labor is reduced, and the labor intensity of the staff is reduced, and on the other hand, the damage to the human body caused by the dust or the pollution of the substance itself can be reduced, which can help protect the health of personnel; further All the materials are transported by the suction pipe, which can reduce the phenomenon of spraying;

In the process of material suction, some powder materials are easy to fall on the support frame with the movement of the suction pipe and then fall into the container, causing friction with the clean powder materials to damage the powder materials. powder, so that it can reduce the risk of damaging the powder flow to the next production process, which helps to ensure the quality of the finished product.

Optionally, the X moving assembly includes a transmission belt and a transmission wheel, the X slide rail is provided with a transmission slot along the length direction, and the transmission wheel is vertically and rotatably connected to the vertical side walls at both ends of the transmission slot in the width direction. , the transmission belt is wound on the transmission wheel, the opposite sides of the support frame are fixedly connected to the X slide rail, and the two positions of the lower side of the Y slide rail are fixedly connected to the two sides of the support frame respectively. At the upper end of the transmission belt, the Y slide rail is perpendicular to the transmission belt, and an X drive member is arranged between the two X slide rails.

By adopting the above technical solution, the transmission wheels on both sides of the support frame are simultaneously driven to rotate by the X driving element, the transmission belt drives the transmission wheel at the other end to rotate with the rotation of the transmission wheel, the Y slide rail is perpendicular to the X slide rail, and the Y slide rail follows the rotation of the transmission wheel. As the drive belt moves along the length of the X slide rail, both sides of the lower part of the Y slide rail are connected to the drive belt, so that the Y slide rail is more stable when moving with the drive belt, and it is easy to adjust the position of the suction pipe along the X axis .

Optionally, the X driving member includes an X motor and a coupling, two ends of the coupling respectively pass through the X slide rail and are coaxially and fixedly connected to the two opposite transmission wheels, The output shaft of the X motor is coaxially and fixedly connected to one of the transmission wheels connected with the coupling, and the X motor is connected to the support frame.

By adopting the above technical solution, the X motor is activated, the X motor drives the transmission wheel on one side to rotate, the transmission wheel drives the coupling to rotate, and then drives the transmission wheel at the other end of the coupling to rotate, drives the transmission belt to roll and move, and then drives the drive at the same time. The transmission belts on both sides of the support frame move synchronously to realize the uniform speed movement of both ends of the Y slide rail, which is convenient for adjusting the X-axis position of the suction pipe to make the movement of the suction pipe more stable.

Optionally, the Y moving assembly includes a Y screw and a Y motor, a vertical side wall of one side of the Y slide rail is provided with a transverse groove, and both ends of the Y screw are rotatably connected to the transverse groove. On the vertical side wall, one end of the Y screw rod passes through the Y slide rail and is fixedly connected to the output shaft of the Y motor, the Y motor is connected to the Y slide rail, and the Y screw rod is A sliding block is threadedly connected, the side wall of the sliding block abuts on the side wall of the transverse groove, and one side of the sliding block is fixedly connected to the Z slide rail.

By adopting the above technical solution, the Y motor is connected to the Y slide rail, so that the Y motor will not fall during the working process, the Y motor is started, the Y motor drives the Y screw to rotate, and the slider is limited by the side wall of the transverse slot, When the Y screw slides, the slider moves along the length of the Y slider, and the slider drives the Z slider to move synchronously to adjust the position of the suction pipe in the Y axis direction, and the transverse groove covers the Y screw in a certain area. , reduce the area where the Y screw is adhered by the powder, and ensure the normal rotation of the Y screw.

Optionally, the Z moving assembly includes a Z lead screw and a Z motor, a vertical slot is formed on the side of the Z slide rail away from the slider, and the Z lead screw is vertically rotatably connected to the vertical axis. On the horizontal side wall of the slot, the upper end of the Z screw rod is connected to the output shaft of the Z motor through the Z slide rail, and the clamping piece is arranged on the Z screw rod.

By adopting the above technical solution, the Z motor is activated, and the Z motor drives the Z screw to rotate, and the clamping piece moves along the length of the Z slide rail with the rotation of the Z screw, thereby driving the suction pipe to move vertically to adjust the suction. The upper and lower positions of the pipe are convenient for material suction when the material level drops, and the suction pipe is kept in a continuous suction state.

Optionally, the clamping member includes a clamping block, the clamping block is threadedly connected to the Z screw rod, and the side wall of the clamping block in the vertical groove abuts against the vertical groove. On the side wall of the straight groove, the clamping block is provided with a clamping groove, and the suction pipe is inserted and clamped in the clamping groove.

By adopting the above technical solution, one end of the clamping block is threaded on the Z screw rod, and the side wall is abutted on the vertical groove to be limited. Passing through the clamping groove and being clamped by the clamping groove, the suction pipe moves with the movement of the clamping block, and the clamping block rotates the rotating force into a vertical displacement, which directly drives the suction pipe to suck material, so that the The vertical position of the suction tube is easy to adjust.

Optionally, the cleaning mechanism includes a suction nozzle 1 and a negative pressure drainage member arranged on both sides of the Y slide rail, the suction nozzle 1 is located above the X slide rail, and the negative pressure drainage member is connected with the suction nozzle 1. There is a drainage tube 1, the drainage tube 1 is made of soft material, the suction nozzle 1 is provided with two on both sides of the Y slide rail, and the two suction nozzles on the same side are in the Y slide rail. The rails are along both sides of the X slide rail, the Z slide rail is provided with two suction nozzles 2, and the openings of the two suction nozzles are located on the Y slide rail, and are respectively connected to the Z slide rail along the Y axis. two sides; two drainage pipes are communicated between the second suction nozzles and the negative pressure drainage element.

By adopting the above technical solution, during the suction process of the material suction system, the Y slide rail does the X-axis displacement work, and the negative pressure drainage element is used to start, and the suction pipe and the suction nozzle generate suction on the upper end of the X slide rail, so that it can be removed. The powder falling on the X slide rail is removed in time to prevent the powder from being damaged by friction with the powder during the displacement of the Y slide rail, so that it can reduce the risk of damaging the powder flow to the next production process. When the Y slide rail is along both sides of the X axis, when the Y slide rail moves in a straight line reciprocating direction along the X axis, the suction nozzles can all remove the powder in front of the Y slide rail movement direction, and further reduce the problem of the Y slide rail. During the linear reciprocating movement of the Z slide rail along the Y axis, the two suction nozzles can remove the damaged powder caused by the running friction of the rail, and further reduce the damaged powder caused by the running friction of the Z slide rail. Helps to ensure the quality of the finished product.

Optionally, both ends of the lower side of the support frame are provided with a weighing mechanism, the weighing mechanism includes the fixing plate, a cylinder, a fixing frame and a weighing module, and the fixing plate is placed on the ground on the The lower end of the X slide rail, the air cylinder is connected to the fixing plate, the telescopic rod of the air cylinder is stretched along the length direction of the Y slide rail and is connected to one side of the fixing frame, and the lower end of the fixing frame is provided with a A roller, a limit ring is fixedly connected on the fixing plate to surround the roller, and the roller is restricted from rolling a certain distance along the length direction of the Y slide rail, and the upper end of the fixing frame is fixedly connected to the weighing module.

By adopting the above technical solution, a fixed plate is placed at the lower end of the support frame on the X slide rail, the container is moved to the lower end of the support frame, the container is lifted, the air cylinder is activated, the telescopic rod is stretched forward to push the roller to rotate, and the support frame is moved to the container The bottom end, the two ends of the lower side of the container are abutted by the upper side of the weighing module, the weighing module displays the weight of the container and the container, and the weighing is completed. The container is moved up, and the retraction of the telescopic rod drives the rollers to roll in reverse, pulling the support frame back. In the original position, it is convenient for the container to be removed after the suction is completed. The limit ring limits the position of the roller to prevent the support frame from being pushed too far. The cylinder stretches the support frame and the weighing module. The module can measure/quantify the material to control the conveying rate.

Optionally, a support rod is fixedly connected to a side of the support frame close to the vacuum feeder, a roller is rotatably connected to the support rod, and the suction pipe is slidably connected to the roller.

By adopting the above technical solution, a support rod is arranged on one side of the support frame, and the suction pipe is supported by the rollers. When the suction pipe is too long, a part of the suction pipe is supported by the support frame to reduce the direct contact of the suction pipe. It affects the normal movement on the X slide rail or the Y slide rail, and the rollers facilitate the movement of the suction pipe, which makes the suction pipe more flexible when moving and saves workers' physical strength.

In the second aspect, a kind of automatic feeding system provided by the application adopts the following technical scheme:

An automatic feeding system includes a vacuum feeder, one end of the vacuum feeder is connected with a negative pressure air duct, the negative pressure air duct is connected with a negative pressure component, and the feeding port of the vacuum feeder is connected with There is a suction pipe, a support frame is arranged on one side of the suction pipe, a feed channel is arranged on one side of the support frame, and limit switches for limiting the container are arranged on both sides of the feed channel. A manipulator is arranged on the support frame for driving the suction pipe to move, and a cleaning mechanism is arranged on the support frame for cleaning the wastes falling on the support frame.

By adopting the above technical solution, when sucking material, check the suction pipe on the vacuum feeder, the support frame is located on one side of the vacuum feeder, and the container is transported from the feeding channel to the suction place of the support frame, and the material suction process In the middle, the manipulator controls the XYZ axis azimuth movement of the suction pipe according to the material in the container, so as to realize the continuous and uniform conveying of the material; at the same time, the mechanical operation is adopted, which can eliminate the need for the staff to be beside the container all the time, on the one hand, reduce labor and reduce the number of staff. On the other hand, it can reduce the damage to the human body caused by the dust or the pollution of the material itself, which can help to protect the health of personnel; further materials are transported by the suction pipe, which can reduce the phenomenon of spraying;

To sum up, the present application includes at least one of the following beneficial technical effects:

1. Transport the container from the feeding channel to the suction place of the support frame, connect one end of the suction pipe to the Z moving assembly through the clamp, and the Z moving assembly moves along the length of the Z slide rail to adjust the position of the suction pipe. In the vertical direction, the Y moving component drives the Z slide rail to move along the length of the Y slide rail, adjust the position of the suction pipe in the Y axis direction, the X moving component drives the Y moving axis to move along the length direction of the X slide rail, adjust The position of the suction pipe in the X-axis direction realizes continuous and uniform conveying of materials; at the same time, the mechanical operation is adopted, which can eliminate the need for staff to be beside the container at all times. The damage to the human body caused by the dust or the pollution of the material itself can help to protect the health of the personnel; further materials are transported by the suction pipe, which can reduce the phenomenon of spraying;

2. During the suction process of the suction system, the Y slide rail does the X-axis displacement work, and the negative pressure drainage element is used to start, and the suction pipe and suction nozzle generate suction on the upper end of the X slide rail, so that it can be dropped on the X slide rail. The powder on the rail is removed in time to prevent the powder from being damaged by friction with the powder during the displacement of the Y slide rail, so that it can reduce the risk of damaging the powder flow to the next production process. The suction nozzle is located along the Y slide rail. On both sides of the X axis, when the Y slide rail moves in two directions along the X axis, the suction nozzles can both remove the powder in front of the movement direction of the Y slide rail, and further reduce the friction caused by the running of the Y slide rail. During the linear reciprocating movement of the Z slide rail along the Y axis, the two suction nozzles can both remove the powder located in front of the Z axis movement, further reducing the damaged powder caused by the running friction of the Z slide rail, which helps to ensure The effect of finished product quality;

3. Set the weighing piece on the lower side of the support frame, first place the fixed plate at the lower end of the support frame on the X slide rail, move the container to the lower end of the support frame, lift the container, start the air cylinder, and push the roller forward with the telescopic rod. Rotate, move the support frame to the bottom of the container, the lower ends of the container are abutted by the upper surface of the weighing module, the weighing module displays the weight of the container and the container to complete the weighing, move the container up, the retraction of the telescopic rod drives the roller to reverse. Roll the support frame back to its original position. After the suction is completed, it is convenient for the container to be removed. The limit ring limits the position of the roller to prevent the support frame from being pushed too far. The cylinder stretches the support frame and the weighing module. , so that the container can be weighed normally in and out of the feeding channel.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of an automatic feeding system of the present application.

FIG. 2 is a partial structural schematic diagram of the three-axis automatic sniffing gun system in FIG. 1 .

FIG. 3 is a partial structural schematic diagram of the upper end of the support frame in FIG. 2 .

FIG. 4 is a partial structural diagram of the Y moving assembly in FIG. 2 .

FIG. 5 is a partial structural schematic diagram of the cleaning mechanism in FIG. 1 .

FIG. 6 is a partial structural schematic diagram of the negative pressure drainage member in FIG. 5 .

FIG. 7 is a partial structural schematic diagram of the weighing mechanism in FIG. 2 .

FIG. 8 is a partial structural schematic diagram of the fixing frame in FIG. 7 .

FIG. 9 is a partial structural schematic diagram of the load-bearing mechanism in FIG. 8 .

Description of reference numerals: 1. Vacuum feeder; 2. Negative pressure air duct; 3. Negative pressure assembly; 4. Suction pipe; 5. Supporting frame; 51. Feeding channel; Slide rail; 61, X moving components; 611, transmission belt; 612, transmission wheel; 62, conveying slot; 63, X drive part; 631, X motor; 632, coupling; 7, Y slide rail; 71, Y movement Component; 711, Y motor; 712, Y screw; 713, slider; 72, transverse slot; 8, Z slide rail; 81, Z moving component; 811, Z screw; 812, Z motor; 82, clamping parts; 821, clamping block; 822, clamping groove; 83, vertical groove; 9, cleaning mechanism; 91, suction nozzle one; 92, negative pressure drainage part; 921, negative pressure suction pump; 922, main pipe; 923 , suction pipe; 93, drainage pipe 1; 94, suction nozzle 2; 95, drainage pipe 2; 96, support pipe; 97, positioning plate; 10, weighing mechanism; 101, fixed plate; 102, cylinder; 103, Fixed frame; 104, weighing module; 105, roller; 106, lift truck; 107, limit ring; 11, support rod; 111, rotating piece; 12, roller.

Detailed ways

The present application will be further described in detail below in conjunction with accompanying drawings 1-9.

The embodiment of the present application discloses an automatic feeding system. Referring to FIG. 1 and FIG. 2 , it includes a vacuum feeder 1. The vacuum feeder 1 is placed on the ground. The upper end of the vacuum feeder 1 is connected with a negative pressure air duct 2. The other end of the pressure air pipe 2 is connected with a negative pressure component 3. The negative pressure component 3 can be a suction fan or a negative pressure fan. The negative pressure component 3 is placed on the ground; the suction port of the vacuum feeder 1 is connected with a suction pipe. 4. A support frame 5 is provided on the side of the vacuum feeder 1 away from the negative pressure component 3, the support frame 5 is supported on the ground, and a clamp 82 is provided on the support frame 5 to clamp the suction pipe 4; the clamp 82 A Z moving assembly 81 is provided on the Z moving assembly 81, a vertical Z slide rail 8 is connected to the Z moving assembly 81, a Y moving assembly 71 is connected to the Z sliding rail 8, and a Y moving Two sets of X moving assemblies 61 are connected to the lower side of the rail 7 near the two ends. The X moving assemblies 61 are connected with the X sliding rails 6, the X sliding rails 6 are perpendicular to the Y sliding rails 7, and the X sliding rails 6 are welded on the two sides of the support frame 5. side; the support frame 5 is provided with a cleaning mechanism 9 .

1 and 2, the support frame 5 is a square steel frame welded together by a plurality of channel steels, the support frame 5 is a hollow structure, and a feed channel 51 is reserved at one end of the support frame 5, and the support frame 5 is close to the ground. A horizontal positioning rod 52 is welded, and the positioning rods 52 are distributed on the other three sides of the support frame 5 except the feeding channel 51 side; the support rod 11 is welded on the side of the support frame 5 close to the vacuum feeder 1, and the support rod 11 There are two opposite rotating pieces 111 welded on the rotating piece 111, and a roller 12 is rotatably connected to the rotating piece 111. There is a certain space between the roller 12 and the upper surface of the support rod 11. The space passed through by the clamp 82 is clamped.

3 and 4 , the X moving assembly 61 includes a transmission belt 611 and a transmission wheel 612. The upper surface of the X slide rail 6 is provided with a transmission slot 62 along the length of the X slide rail 6, and the transmission slot 62 is connected to the two through a bearing. The transmission wheel 612, the transmission wheel 612 is arranged along the width direction of the transmission slot 62, the transmission belt 611 is wound on the two transmission wheels 612 of the same transmission slot 62, and the X driving member 63 is arranged between the two transmission wheels 612; 7 is perpendicular to the X slide rail 6, the transmission belt 611 is made of steel belt, and the lower sides of the Y slide rail 7 near both ends are welded on the transmission belt 611; the X driving part 63 includes the X motor 631 and the coupling 632, and the coupling 632 X slide rail 6, the two ends of the coupling 632 respectively pass through the side wall of the transmission slot 62 and are coaxially welded to the side walls of the opposite transmission wheels 612 on both sides, and the X motor 631 is fixed on one side of the support frame 5 by bolts, The output shaft of the X motor 631 is coaxially and fixedly connected to the side of the transmission wheel 612 away from the coupling 632 through the coupling.

3 and 4, the Y moving assembly 71 includes a Y screw 712 and a Y motor 711. The vertical side wall of the Y slide rail 7 is provided with a transverse groove 72 along the length of the Y slide rail 7. Both ends are rotatably connected to the vertical side wall of the Y slide rail 7 through bearings. One end of the Y slide rail 7 passes through the side wall of the transverse groove 72 and is connected to the output shaft of the Y motor 711 through a coupling, and the Y motor 711 is connected by bolts. On the upper end of the Y slide rail 7; the Y screw 712 is screwed with a slide block 713, the side wall of the slide block 713 abuts on the side wall of the transverse groove 72, and one side of the slide block 713 is welded to the Z slide rail 8.

3 and 4 , the Z moving assembly 81 includes a Z screw rod 811 and a Z motor 812. The Z slide rail 8 is provided with a vertical groove 83 along the length of the Z slide rail 8 on the side away from the slider 713. Both ends of the rod 811 are rotatably connected to the horizontal side wall of the vertical slot 83 through bearings, the Z motor 812 is connected to the upper side of the Z slide rail 8 by bolts, and the output shaft of the Z motor 812 is rotated through the bearing connection to pass through the Z slide. The upper end of the Z screw 811 of the rail 8.

The clamping member 82 includes a clamping block 821, the clamping block 821 is threadedly connected to the Z screw rod 811, and the side wall of the inner part of the clamping block 821 in the vertical groove 83 abuts on the side wall of the vertical groove 83, and the clamping block 821 is in contact with the side wall of the vertical groove 83. The holding block 821 is provided with a clamping groove 822, the clamping groove 822 is a cylindrical groove body, and the suction pipe 4 is inserted through the clamping groove 822 to be clamped; a Z screw rod 811 is threadedly connected with two clamping grooves at the same time. Block 821, the suction pipe 4 passes through the clamping grooves 822 on the two clamping blocks 821 at the same time, and the two clamping blocks 821 are separated by a certain vertical distance.

5-7, the cleaning mechanism 9 includes a negative pressure drainage member 92 on one side of the support frame 5, the negative pressure drainage member 92 is connected with two support tubes 96, and a section of the two support tubes 96 is connected to both sides of the support frame 5, respectively, And are respectively under the X slide rail 6 and are arranged in parallel with the X slide rail 6; the middle part of the support pipe 96 and the X slide rail 6 is connected with two drainage pipes one 93, and the other ends of the two drain pipes one 93 are connected with suction nozzles One 91; the two sides of the Y slide rail 7 along its own length are respectively connected with two mounting plates by bolts, and the two mounting plates on the same side are respectively located on both sides of the Y slide rail 7 along the X axis, and each suction nozzle one 91 corresponds to It is fixed on the mounting plate, and the opening of the suction nozzle one 91 is above the X slide rail 6 . Among them, the negative pressure drainage member 92 adopts a negative pressure suction pump 921. When the Y slide rail 7 is displaced along the X axis, the negative pressure suction pump 921 works to generate suction for the support tube 96 and the drainage tube 1 93 , which drives the powder above the X slide rail 6 to be sucked through the suction nozzle 1 91 .

The above-mentioned Z slide rail 8 is provided with two sets of suction nozzles 94 on the side of the Y slide rail 7, and the two sets of suction nozzles 94 are located on both sides of the Z slide rail 8 along the Y axis, and the Z slide rail 8 is connected by bolts. There are two sets of positioning plates 97 , and the second suction nozzle 94 is correspondingly connected to the positioning plate 97 , and the opening of the second suction nozzle 94 is located above the Y slide rail 7 . The suction port of the above-mentioned negative pressure suction pump 921 is communicated with a main pipe 922, and one end of the above-mentioned two support pipes 96 is in communication with the main pipe 922; They are arranged in parallel, and the dust suction pipe 923 is in the middle part of the Y slide rail 7 in communication with two second drainage pipes 95 , and the other end of the second drainage pipes 95 is communicated with the second suction nozzle 94 correspondingly. When the Z slide rail 8 is displaced in the Y-axis direction, the negative pressure suction pump 921 imparts suction to the second suction nozzle 94 to absorb and remove the powder above the Y slide rail 7 .

8 and 9, a weighing mechanism 10 is provided on both sides of the support frame 5 at the position where the lower end of the X slide rail 6 is close to the ground; The weight module 104 can choose a weighing scale or a horizontal scale as the main weighing structure, the fixed plate 101 is placed on the ground, the fixed plate 101 is welded with a support piece, and the support piece is connected with a cylinder 102 by bolts, and the direction of movement of the telescopic rod of the cylinder 102 Parallel to the length direction of the Y slide rail 7 of the Y moving block, the front end of the telescopic rod is welded to the middle position of the fixing frame 103; The sides are symmetrically arranged, a limit ring 107 is welded on the fixed plate 101, and a movement area parallel to the length of the Y slide rail 7 of the Y moving block is reserved in the limit ring 107, and the roller 105 is limited in the movement area. The weighing mechanism 10 also includes a lift car 106, and the lift car 106 is an AGV trolley.

As another embodiment, the above three-axis displacement mechanism can be replaced by an automatic manipulator.

The implementation principle of an automatic feeding system in the embodiment of the present application is as follows: the lift truck 106 lifts the container containing the powder, and transports it from the transportation channel into the space in the middle of the support frame 5, and the telescopic rod of the air cylinder 102 stretches forward to push and fix it. The frame 103, the roller 105 rolls to drive the fixed frame 103 to move to the lower end of the container, the weighing module 104 abuts the lower surface of the fixed container, the lift car 106 puts down the container for weighing, and after the weighing is completed, the lift car 106 lifts the container, and the cylinder 102 returns The retraction drives the fixing frame 103 back to its original position, and the lift truck 106 puts down the container; the X-axis motor is started, and the transmission belt 611 drives along with the transmission wheel 612 to drive the Y slide rail 7 to move along the X-axis direction. After moving to the designated X-axis position, start the The rotation of the Y motor 711 and the Y screw 712 drives the slider 713 to move vertically, the Z slide rail 8 moves with the slider 713 to start the Z motor 812 , and the Z screw 811 rotates to drive the clamping block 821 along the Z screw 811 Moving in the longitudinal direction, the clamping block 821 clamps the suction pipe 4, and adjusts the position of the suction pipe 4 through the movement of each axis to achieve stable material suction.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims

An automatic feeding system, comprising a vacuum feeder (1), characterized in that: one end of the vacuum feeder (1) is connected with a negative pressure air duct (2), and the negative pressure air duct (2) is connected to There is a negative pressure component (3), a suction pipe (4) is connected to the feeding port of the vacuum feeder (1), and a support frame (5) is provided on one side of the suction pipe (4), and the A feed channel (51) is provided on one side of the support frame (5), limit switches (13) for limiting the container are provided on both sides of the feed channel (51), and the support frame (5) is provided with a limit switch (13). There is a three-axis moving device (14) for driving the suction pipe (4) to move, and a cleaning mechanism (9) is arranged on the support frame (5) for cleaning the falling on the support frame (5). waste.
An automatic feeding system according to claim 1, characterized in that: the three-axis moving device (14) comprises an X slide rail (6), a Y slide rail (7) and a Z slide rail (8), the An X moving assembly (61) is arranged on the X sliding rail (6), a Y sliding rail (7) is connected through the X moving assembly (61), and a Y moving assembly (71) is arranged on the Y sliding rail (7). ), a Z slide rail (8) is connected through the Y moving assembly (71), the Z slide rail (8) is perpendicular to the support frame (5), and the Z slide rail (8) is provided with a Z slide rail (8). A moving assembly (81), the Z moving assembly (81) is provided with a clamping member (82), and the clamping member (82) clamps the suction pipe (4).
The automatic feeding system according to claim 2, characterized in that: the X moving assembly (61) comprises a transmission belt (611) and a transmission wheel (612), and the X slide rail (6) is provided along the length direction. A transmission slot (62), the transmission wheel (612) is vertically and rotatably connected to the vertical side walls at both ends of the transmission slot (62) in the width direction, and the transmission belt (611) is wound around the transmission wheel (612) ), the opposite sides of the support frame (5) are fixedly connected to the X slide rail (6), and the two positions of the lower side of the Y slide rail (7) are fixedly connected to the two sides of the support frame (5). The upper end of the transmission belt (611) on the side, the Y sliding rail (7) is perpendicular to the transmission belt (611), and a transmission wheel (612) for driving the transmission wheel (612) is arranged between the two X sliding rails (6). Rotating X drive (63).
The automatic feeding system according to claim 3, characterized in that: the Y moving assembly (71) comprises a Y screw (712) and a Y motor (711), and one side of the Y slide rail (7) is vertical A transverse groove (72) is provided on the straight side wall, both ends of the Y screw rod (712) are rotatably connected to the vertical side wall of the transverse groove (72), and one end of the Y screw rod (712) The output shaft of the Y motor (711) is fixedly connected through the Y slide rail (7), the Y motor (711) is connected on the Y slide rail (7), and the Y screw (712) ) is screwed with a slider (713), the side wall of the slider (713) abuts on the side wall of the transverse groove (72), and one side of the slider (713) is fixedly connected to the Z slide rail (8).
The automatic feeding system according to claim 4, characterized in that: the Z moving assembly (81) comprises a Z screw (811) and a Z motor (812), and the Z slide rail (8) is far away from the One side of the slider (713) is provided with a vertical groove (83), the Z-screw (811) is vertically rotatably connected to the horizontal side wall of the vertical slot (83), and the Z-screw (811) 811) The upper end is connected to the output shaft of the Z motor (812) through the Z slide rail (8), and the clamping member (82) is arranged on the Z screw rod (811).
The automatic feeding system according to claim 5, characterized in that: the clamping member (82) comprises a clamping block (821), and the clamping block (821) is threadedly connected to the Z screw ( 811), the side wall of the clamping block (821) in the vertical groove (83) abuts on the side wall of the vertical groove (83), and the clamping block (821) A clamping groove (822) is provided, and the suction pipe (4) is inserted and clamped in the clamping groove (822).
An automatic feeding system according to claim 1, characterized in that: the cleaning mechanism (9) comprises a suction nozzle (91) arranged on both sides of the Y slide rail (7) and a negative pressure drainage member (92) , the suction nozzle one (91) is located above the X slide rail (6), and a drainage pipe (93) is connected between the negative pressure drainage member (92) and the suction nozzle one (91). (93) is made of soft material, two suction nozzles (91) are provided on both sides of the Y slide rail (7), and two suction nozzles (91) on the same side are located in the The Y slide rail (7) is along both sides of the X slide rail (6), the Z slide rail (8) is provided with two suction nozzles (94), and the openings of the two suction nozzles (94) are at On the Y slide rail (7), and are respectively connected to the two sides of the Z slide rail (8) along the Y axis; the two suction nozzles (94) and the negative pressure drainage member (92) are connected with the second drainage pipe (95).
The automatic feeding system according to claim 1, characterized in that a weighing mechanism (10) is provided on both ends of the lower side of the support frame (5), and the weighing mechanism (10) includes a fixing plate ( 101), a first cylinder (102), a fixing frame (103) and a weighing module (104), the fixing plate (101) is placed on the ground at the lower end of the X slide rail (6), the first The air cylinder (102) is connected to the fixing plate (101), and the telescopic rod of the first air cylinder (102) is telescopic along the length direction of the Y slide rail (7) and is connected to a part of the fixing frame (103). The lower end of the fixing frame (103) is provided with a roller (105), a limit ring (107) is fixedly connected to the fixing plate (101) to surround the roller (105), and the roller (105) is limited along the Y The length direction of the sliding rail (7) rolls a certain distance, and the upper end of the fixing frame (103) is fixedly connected to the weighing module (104).
The automatic feeding system according to claim 1, characterized in that: a support rod (11) is fixedly connected to a side of the support frame (5) close to the vacuum feeder (1), and the support rod A roller (12) is rotatably connected to the (11), and the suction pipe (4) is slidably connected to the roller (12).
An automatic feeding system, comprising a vacuum feeder (1), characterized in that: one end of the vacuum feeder (1) is connected with a negative pressure air duct (2), and the negative pressure air duct (2) is connected to There is a negative pressure component (3), a suction pipe (4) is connected to the feeding port of the vacuum feeder (1), and a support frame (5) is provided on one side of the suction pipe (4), and the A feed channel (51) is provided on one side of the support frame (5), limit switches (13) for limiting the container are provided on both sides of the feed channel (51), and the support frame (5) is provided with a limit switch (13). A manipulator is used to drive the suction pipe (4) to move, and a cleaning mechanism (9) is provided on the support frame (5) for cleaning the waste chips falling on the support frame (5).