CN217796784U

CN217796784U - Feeding system

Info

Publication number: CN217796784U
Application number: CN202220790174.2U
Authority: CN
Inventors: 华瑞康; 陈春芹
Original assignee: Wuxi Huaneng Technology Co ltd
Current assignee: Wuxi Huaneng Technology Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-11-15
Anticipated expiration: 2032-04-07

Abstract

The utility model provides a feeding system, which comprises a frame, a cylinder body, a first servo motor, a shower head, a lifting frame and a second servo motor; the hydraulic cylinder comprises a cylinder body, a piston plate, a first servo motor, a second servo motor, a lead screw nut and a hydraulic oil cylinder, wherein the piston plate is arranged in a cylinder cavity of the cylinder body; one end of the cylinder body, which is far away from the piston plate, is connected with a shower head through a hose; the rack is also provided with a lifting frame, the shower head is fixedly connected with the lifting frame, and the lifting frame can vertically move under the driving of a second servo motor; the quantitative supply of the catalyst slurry can be realized through the matching of the cylinder body, the first servo motor, the piston plate and the shower head; make the output quantity that thick liquids got into in the gondola water faucet through the cylinder body controllable, set for the output quantity after, the output quantity can be in fixed equal state at every turn, avoids too much too little quality that influences the carrier to the uniformity and the yields of good control product.

Description

Feeding system

Technical Field

The utility model relates to a thick liquids charging equipment field especially relates to a feed system.

Background

At present, the automobile manufacturing industry is developed vigorously, the automobile requirements are more and more, and the requirements on the quality of the automobile are higher and higher. The honeycomb ceramic carrier catalyst is used as a core component of a motor vehicle exhaust purification device and plays a key role in the whole catalytic purification reaction, and the preparation process and the preparation means of the honeycomb ceramic carrier catalyst are directly related to the purification efficiency of the whole purification device. The preparation of ceramic supported catalysts generally requires the coating of a catalytically active slurry onto the surface of the catalyst support. The honeycomb catalyst carrier (ceramic or metal material) needs to be coated with one or two active layers. The active layer is ball milled into slurry by adding water and coated on the honeycomb carrier.

Application number 201710564152.8 discloses a honeycomb ceramic carrier catalyst micro-coating machine and a using method thereof, and the honeycomb ceramic carrier catalyst micro-coating machine comprises a first material conveying pipeline, a second material conveying pipeline, a clamping mold, a material pumping mechanism and an air blowing mechanism, wherein the first material conveying pipeline is communicated with the second material conveying pipeline, the clamping mold is arranged at the output end of the first material conveying pipeline and the input end of the second material conveying pipeline, the output end of the second material conveying pipeline is provided with a material pumping branch pipe and an air blowing branch pipe, the material pumping branch pipe is connected with the material pumping mechanism, and the air blowing branch pipe is connected with the air blowing mechanism. Connecting the honeycomb ceramic carrier between the first material conveying pipeline and the second material conveying pipeline through a clamping mould, and immersing the input end of the first material conveying pipeline into the slurry basin; closing the second switch, opening the first switch, starting the air extraction equipment, closing the first switch when slurry exists in the first buffer tank, and staying the slurry in the honeycomb ceramic carrier for 10-60s; starting a second switch, starting the blowing equipment, controlling the blowing pressure to be 0.05-0.5MPa, and performing blowing treatment for 1-10 s; and after the air blowing treatment is finished, closing the second switch, and taking out the coating carrier to finish the coating of the honeycomb ceramic carrier. The shape of the hollow part of the clamping mould is matched with that of the honeycomb ceramic carrier, so that the slurry is ensured to only pass through the inner pore canal of the honeycomb ceramic carrier and not pass through the outer surface of the honeycomb ceramic carrier during the conveying process. The coating machine controls the retention time of the slurry in the pore channel of the honeycomb ceramic carrier manually, so that the artificial error is large, and the yield of the honeycomb ceramic carrier is low.

SUMMERY OF THE UTILITY MODEL

In view of the above-described shortcomings of the prior art, it is an object of the present invention to provide a feed system for dosing catalyst slurry coated on a honeycomb ceramic support.

To achieve the above and other related objects, the present invention provides a feeding system, which includes a frame; the shower head is characterized by further comprising a cylinder body, a first servo motor, a shower head, a lifting frame and a second servo motor; the first servo motor drives the piston plate to move left and right in the cylinder body through a lead screw and a lead screw nut; one end of the cylinder body, which is far away from the piston plate, is connected with the shower head through a hose; still install the crane in the frame, gondola water faucet fixed connection in the crane, the crane can be vertical motion under second servo motor's drive.

In an embodiment of the present invention, the piston plate is fixedly connected to the screw nut, and the screw nut is connected to the screw thread.

In an embodiment of the utility model, the one end that the piston board was kept away from to the cylinder body is connected with the thick liquids supply tank, is connected with first pneumatic on-off valve between thick liquids supply tank and the cylinder body, installs the pneumatic on-off valve of second between hose and the gondola water faucet.

In an embodiment of the utility model, install the motor fixed plate in the frame, second servo motor install in the motor fixed plate, the second servo motor output is connected with ball screw, and ball screw passes through linear slide bearing and connects the crane.

In an embodiment of the present invention, a material receiving body is disposed under the shower head, and the material receiving body includes a mounting plate, a pressure spring and a slurry hopper; wherein, the mounting panel is connected with the crane, and the thick liquid hopper passes through the elastic component to be connected with the mounting panel.

In an embodiment of the present invention, the slurry hopper has a structure with a first taper and a second straight line.

As mentioned above, the utility model discloses a feeding system has following beneficial effect: the utility model can realize the quantitative supply of the catalyst slurry through the matching of the cylinder body, the first servo motor, the piston plate and the shower head; the output quantity of the slurry entering the shower head through the cylinder body is controllable, and after the output quantity is set, the output quantity can be in a fixed equal state at every time, so that the quality of a carrier is prevented from being influenced too much and too little, and the consistency and the yield of products are controlled well.

Drawings

Fig. 1 is a schematic view of the overall structure of a feeding system according to an embodiment of the present invention;

fig. 2 is a schematic view of a receiving body of a feeding system according to an embodiment of the present invention.

Description of the element reference numerals

1-a cylinder body; 11-a piston plate; 12-a first pneumatic on-off valve;

2-a first servo motor; 21-a screw rod; 22-a feed screw nut;

3-a shower head; 31-a second pneumatic on-off valve; 4, lifting the rack; 5-a second servo motor; 51-ball screw; 52-linear slider bearing; 6-a hose; 7-a slurry feed tank; 8, fixing a motor plate; 9-a material-receiving body; 91-mounting a plate; 92-a pressure spring; 93-a slurry hopper; 10-control of the electric cabinet.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.

Referring to fig. 1, the present invention provides a feeding system, which includes a frame, a cylinder 1, a first servo motor 2, a shower head 3, a lifting frame 4 and a second servo motor 5; the cylinder cavity of the cylinder body 1 is also provided with a piston plate 11, the right end of the cylinder body 1 is provided with a first servo motor 2, and the first servo motor 2 drives the piston plate 11 to move left and right in the cylinder body 1 through a screw rod 21 and a screw rod nut 22. The one end that the piston board 11 was kept away from to cylinder body 1 is connected with gondola water faucet 3 through hose 6. Still install crane 4 in the frame, gondola water faucet 3 fixed connection is in crane 4, and crane 4 can be vertical motion under the drive of second servo motor 5. Further, a screw rod 21 is connected with the output end of the first servo motor 2 through a coupler, a screw rod nut 22 is in threaded connection with the screw rod 21, and a piston plate 11 is fixedly connected with the screw rod nut 22; when the automatic spraying device works, catalyst slurry is contained in an inner cavity of the cylinder body 1, the first servo motor 2 can drive the piston plate 11 to move back and forth in the cylinder body through the screw rod 21 and the screw rod nut 22, and the catalyst slurry in the cylinder body 1 is pushed to enter the shower head 3; the automatic supply of catalyst slurry can be realized through the cooperation of cylinder body 1, first servo motor 2, piston plate 11 and gondola water faucet 3 to this embodiment.

Preferably, one end of the cylinder body 1 far away from the piston plate 11 is connected with a slurry supply groove 7, a first pneumatic on-off valve 12 is connected between the slurry supply groove 7 and the cylinder body 1, and a second pneumatic on-off valve 31 is installed between the hose 6 and the shower head 3. During operation, the second pneumatic on-off valve 31 is closed, the first pneumatic on-off valve 12 is opened, the first servo motor 2 is started to drive the screw rod 21 to rotate, the piston plate 11 moves along with the screw rod and then retracts to stop immediately, slurry in the slurry supply groove 7 enters the cylinder body 1, then the first pneumatic on-off valve 12 is closed, the second pneumatic on-off valve 31 is opened, the first servo motor 2 is started again, the first servo motor 2 drives the screw rod 21 to rotate, and the piston plate 11 moves along with the piston plate to push the slurry in the cylinder body 1 to enter the hose 6 and the shower head 3 in sequence. Because first servo motor 2's turned angle is controllable, makes piston plate 11's stroke controllable through driving lead screw 21, and piston plate 11 promotes the thick liquid and removes, so control first servo motor 2 and enable thick liquids through the controllable output quantity that cylinder body 1 got into in gondola water faucet 3, after setting for the output quantity, the output quantity can be in the fixed state equal at every turn, avoids too much too little influence the quality of carrier to control the uniformity and the yields of good product.

Preferably, a motor fixing plate 8 is further installed on the machine frame, the second servo motor 5 is installed on the motor fixing plate 8, the output end of the second servo motor 5 is connected with a ball screw 51, and the ball screw 51 is connected with the lifting frame 4 through a linear slider bearing 52. Further, crane 4 and linear slide bearing 52 fixed connection, linear slide bearing 52 and ball 51 threaded connection, during operation, second servo motor 5 passes through ball 51 and linear slide bearing 52 and drives crane 4 up-and-down motion to drive gondola water faucet 3 and reciprocate.

Preferably, a material receiving body 9 is arranged under the shower head 3, and the material receiving body 9 comprises a mounting plate 91, a pressure spring 92 and a slurry hopper 93; the mounting plate 91 is connected to the crane 4, and the pulp hopper 93 is connected to the mounting plate 91 through an elastic member, and in this embodiment, the elastic member is a pressure spring 92. Further, a catalyst carrier is installed below the slurry hopper 93, and the catalyst slurry in the shower head 3 enters the catalyst carrier through the slurry hopper 93.

Preferably, the pulp hopper 93 adopts a structure with a taper and a straight line; the overall dimension of the linear area is close to the dimension of the catalyst carrier, so that slurry hanging can be reduced, the catalyst slurry can be uniformly spread on the surface of the catalyst carrier at the highest speed, and the coating flatness is better. In addition, the slurry hopper 93 has a tapered structure, so that the size of a feed port is not too small, and the problem of catalyst slurry splashing can be avoided; if the slurry hoppers are all straight lines, in order to avoid slurry splashing, the feeding area can be reduced, so that the catalyst slurry cannot be fully covered on the upper surface of the carrier at the first time, the catalyst slurry needs longer creeping time on the upper surface of the catalyst carrier to wait for uniform spreading, and bubbles and catalyst slurry infiltration are more easily generated during the period, so that the coating effect and the coating efficiency are influenced. The arrangement of the pressure spring 92 can effectively avoid collision impact when the catalyst carrier is butted with the slurry bucket, and the catalyst carrier is prevented from being damaged.

Further, the feeding system also comprises a control electric cabinet which is electrically connected with the first servo motor 2, the second servo motor 5, the first pneumatic on-off valve 12 and the second pneumatic on-off valve 31; the control electric cabinet contains control elements such as a PLC, a servo amplifier and the like, which are well known by persons skilled in the art and are not described in detail.

In summary, the utility model can realize the quantitative supply of the catalyst slurry through the cooperation of the cylinder body, the first servo motor, the piston plate and the shower head; the output quantity of the slurry entering the shower head through the cylinder body is controllable, and after the output quantity is set, the output quantity can be in a fixed equal state at every time, so that the quality of a carrier is prevented from being influenced too much and too little, and the consistency and the yield of products are controlled well. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.

Claims

1. A feed system comprising a frame; the shower head is characterized by further comprising a cylinder body, a first servo motor, a shower head, a lifting frame and a second servo motor; the first servo motor drives the piston plate to move left and right in the cylinder body through a lead screw and a lead screw nut;

one end of the cylinder body, which is far away from the piston plate, is connected with the shower head through a hose;

still install the crane in the frame, gondola water faucet fixed connection in the crane, the crane can be vertical motion under second servo motor's drive.

2. The feed system of claim 1, wherein: the piston plate is fixedly connected with the screw rod nut, and the screw rod nut is in threaded connection with the screw rod.

3. The feed system of claim 1, wherein: the one end that the piston board was kept away from to the cylinder body is connected with the thick liquids supply tank, is connected with first pneumatic on-off valve between thick liquids supply tank and the cylinder body, installs the pneumatic on-off valve of second between hose and the gondola water faucet.

4. The feed system of claim 1, wherein: the rack is provided with a motor fixing plate, the second servo motor is arranged on the motor fixing plate, the output end of the second servo motor is connected with a ball screw, and the ball screw is connected with the lifting frame through a linear slider bearing.

5. The feed system of claim 1, wherein: a material receiving body is arranged under the shower head and comprises a mounting plate, a pressure spring and a slurry hopper; wherein, the mounting panel is connected with the crane, and the thick liquid hopper passes through the elastic component to be connected with the mounting panel.

6. The feed system of claim 5, wherein: the slurry hopper adopts a structure with taper and straight line.