阅读说明：本技术 原料定量称重循环作业线 (Raw material quantitative weighing circulation operation line ) 是由 罗文峰 罗华美 罗文� 于 2021-08-26 设计创作，主要内容包括：本发明属于称料设备技术领域,尤其涉及一种原料定量称重循环作业线,包括机架、空料盒移载机构、输送式称料机构、第一满料盒移载机构、高周波预热机、第二满料盒移载机构、满料盒输送机构、成型机和空料盒回流机构；空料盒移载机构将空料盒放于输送式称料机构上进行装料并称重,经第一满料盒移载机构将满料盒移载到高周波预热机上对满料盒内原料进行预热,工作人员将预热好的原料放于成型机上并对预热好的原料进行加工,最后工作人员将空料盒放于空料盒回流机构上回流到空料盒移载机构位置,依此循环进行原料定量称重作业,实现自动化的原料定量称重,提高称料过程的效率,降低加工成本,且称料误差,称料精度高,从而提高成品的质量。(The invention belongs to the technical field of material weighing equipment, and particularly relates to a raw material quantitative weighing circulation operation line which comprises a rack, an empty material box transfer mechanism, a conveying type material weighing mechanism, a first full material box transfer mechanism, a high-frequency preheater, a second full material box transfer mechanism, a full material box conveying mechanism, a forming machine and an empty material box backflow mechanism; empty magazine moves and carries the mechanism and puts empty magazine on transport formula title material mechanism and carry out the material loading and weigh, move and carry full magazine on the high frequency preheater to full magazine raw materials through first full magazine moves and carries the mechanism and carry out preheating to full magazine interior raw materials, the staff puts the raw materials that preheat on the make-up machine and processes the raw materials that are good, the staff returns empty magazine on empty magazine backward flow mechanism with empty magazine and carries the mechanism position, the operation of raw materials quantitative weighing is carried out according to this circulation, realize automatic raw materials quantitative weighing, improve the efficiency of title material process, the processing cost is reduced, and the title material error, the title material precision is high, thereby improve off-the-shelf quality.)

1. The utility model provides a raw materials ration circulation operation line of weighing which characterized in that: the device comprises a rack, an empty material box transfer mechanism, a conveying type material weighing mechanism, a first full material box transfer mechanism, a high-frequency preheater, a second full material box transfer mechanism, a full material box conveying mechanism, a forming machine and an empty material box reflux mechanism;

the empty material box transfer mechanism, the conveying type material weighing mechanism and the first full material box transfer mechanism are sequentially arranged on the rack, the empty material box transfer mechanism is used for placing empty material boxes on the conveying type material weighing mechanism for loading and weighing, and then the first full material box transfer mechanism is used for transferring full material boxes on the high-frequency preheater;

the high-frequency preheating machine is arranged at the conveying tail end of the first full-material-box transferring mechanism and is used for preheating raw materials in the full-material boxes transferred from the first full-material-box transferring mechanism;

the second full material box transfer mechanism is arranged beside the high-frequency preheating machine and is used for transferring full material boxes which are completely subjected to waste heat to the full material box conveying mechanism, and the full material boxes which are completely subjected to waste heat are conveyed to the position of the forming machine through the full material box conveying mechanism;

the forming machine is arranged beside the full material box conveying mechanism, and the conveying starting end and the conveying tail end of the empty material box backflow mechanism are respectively positioned beside the forming machine and the empty material box transfer mechanism; placing the raw materials in the full feed box after the waste heat is completely discharged into the forming machine, and processing the preheated raw materials by the forming machine to form the raw materials into finished products; and then, placing the empty material box on the empty material box backflow mechanism, and refluxing to the empty material box transfer mechanism through the empty material box backflow mechanism.

2. The raw material quantitative weighing circulation line according to claim 1, wherein the empty magazine transfer mechanism comprises a magazine taking stand, a first motor and a first transmission assembly; the upper end of the material taking box stand is symmetrically provided with first strip-shaped guide rails, an empty box transfer mechanism fixing plate is fixedly installed on a sliding block of the first strip-shaped guide rails, a first air cylinder is fixedly installed on the empty box transfer mechanism fixing plate, a driving rod of the first air cylinder movably penetrates through the empty box transfer mechanism fixing plate to be fixedly connected with an empty box transfer mechanism connecting plate, and the empty box transfer mechanism connecting plate is at least provided with a suction head; the empty material box transfer mechanism fixing plate and the empty material box transfer mechanism connecting plate are connected with a first guide assembly for guiding the empty material box transfer mechanism connecting plate; the first transmission assembly is mounted on the material taking box stand, the first motor drives the suction head to move along the first strip-shaped guide rail through the first transmission assembly, and the material taking and emptying box is taken through the suction head.

3. The raw material quantitative weighing circulation line according to claim 1, wherein the conveying type material weighing mechanism comprises a bracket, a first screw type feeding rod, a material barrel and an automatic material moving mechanism; an electronic scale is arranged in front of the bracket, and a conveying seat and a weighing controller are arranged at the rear end of the bracket; the first spiral feeding rod penetrates into the conveying seat from one end of the conveying seat, one end of the conveying seat is sealed through a first sealing cover, a second motor is arranged on the first sealing cover, and a rotating shaft of the second motor penetrates through the first sealing cover to be fixedly connected with one end of the first spiral feeding rod; the other end of the conveying material seat is provided with a conical discharge hole, and the conical discharge hole is vertically arranged downwards and is positioned right above the electronic scale; the automatic material moving mechanism is arranged between the electronic scale and the conical discharge port, the empty material box moving and loading mechanism moves and loads an empty material box on the automatic material moving mechanism, the automatic material moving mechanism moves and loads the empty material box on the electronic scale, and the empty material box is loaded and weighed through the first spiral type feeding rod and the electronic scale.

4. The raw material quantitative weighing circulation line according to claim 3, wherein the automatic material moving mechanism comprises an automatic material moving mechanism fixing frame, a third motor, an automatic material moving mechanism connecting plate and a movable plate; the automatic material moving mechanism fixing frame is fixedly arranged on the bracket, and the third motor is arranged on the automatic material moving mechanism fixing frame; a rotating shaft of the third motor is vertically downward, a linear guide rail is horizontally arranged on the automatic material moving mechanism fixing frame below the rotating shaft of the third motor, a sliding block of the linear guide rail is fixedly connected with an automatic material moving mechanism connecting plate, and a rack in tooth joint with the rotating shaft of the third motor is horizontally arranged on the automatic material moving mechanism connecting plate; the third motor drives the automatic material moving mechanism connecting plate to move left and right along the linear guide rail; at least one movable plate is installed on the connecting plate of the automatic material moving mechanism, a through hole is dug in the movable plate, and an empty material box is hung in the through hole; the lower end of the electronic scale is provided with a lifting mechanism, the lifting mechanism drives the electronic scale to move upwards to jack up an empty material box and separate from the movable plate, so that the empty material box is placed on the electronic scale to be weighed, the raw material is fed into the empty material box from the conical discharge port, the empty material box is full after the raw material in the empty material box is full to a set amount, and the lifting mechanism drives the electronic scale to move downwards to place the full material box back on the through hole.

5. The raw material quantitative weighing circulation line according to claim 4, wherein the lifting mechanism comprises a lifting bracket, a lifting cylinder, a guide rod and a guide sleeve; the lifting support is mounted on the machine frame below the conical discharge port, the lifting cylinder is vertically mounted on the lifting support, the electronic scale is fixedly mounted on a driving rod of the lifting cylinder, the upper end of the guide rod is connected with the electronic scale, and the guide rod is connected with the lifting support in a sliding manner through a guide sleeve; and the electronic scale is driven to move up and down through the lifting cylinder.

6. The raw material quantitative weighing circulation line according to claim 4, wherein the empty magazine comprises a conical bottom; the edge of the upper end of the conical bottom extends upwards to form a cylindrical box wall, and an annular limiting part is arranged at the joint of the cylindrical box wall and the conical bottom in an outward protruding mode; the conical bottom penetrates through the through hole, the annular limiting portion is abutted to the movable plates on the periphery of the through hole, and the empty material box is suspended in the through hole.

7. The raw material quantitative weighing circulation line according to any one of claims 1 to 6, wherein the first full magazine transfer mechanism comprises a first full magazine transfer mechanism bracket, a fourth motor and a second transmission assembly; second strip-shaped guide rails are symmetrically arranged at the upper end of the first full-material box transfer mechanism bracket, a first full-material box transfer mechanism fixing plate is arranged on a sliding block of each second strip-shaped guide rail, and a third air cylinder is arranged on the first full-material box transfer mechanism fixing plate; a driving rod of the third air cylinder movably penetrates through the first full-material box transfer mechanism fixing plate to be fixedly connected with a first full-material box transfer mechanism connecting plate, a rotating air cylinder is arranged at the lower end of the first full-material box transfer mechanism connecting plate, and a connecting frame is arranged at the rotating end of the rotating air cylinder; the connecting frame is symmetrically provided with two connecting rods, and each connecting rod is symmetrically provided with two pairs of finger cylinders for clamping the full material box; a second guide assembly for guiding the first full-material box transfer mechanism connecting plate is connected to the first full-material box transfer mechanism fixing plate and the first full-material box transfer mechanism connecting plate; the second transmission assembly is arranged at the upper end of the first full material box transfer mechanism support, the fourth motor drives the finger cylinders to move along the second strip-shaped guide rail through the second transmission assembly, and a full material box is correspondingly taken and placed through each pair of finger cylinders.

8. The raw material quantitative weighing circulation line according to any one of claims 1 to 6, wherein the high frequency preheating machine comprises a waste heat main body; the waste heat device is characterized in that a plurality of waste heat grooves matched with the full material boxes are formed in the upper end of the waste heat main body, a cover body is rotatably connected to one side of the upper end of the waste heat main body, an air cylinder mechanism is arranged between the cover body and the waste heat main body, and the air cylinder mechanism is used for driving the cover body to cover the waste heat grooves or to be opened from the waste heat main body to expose the waste heat grooves.

9. The raw material quantitative weighing circulation line according to any one of claims 1 to 6, wherein the full material box conveying mechanism comprises two third conveying mechanisms arranged in parallel side by side; the conveying starting end and the conveying tail end of the two third conveying mechanisms are respectively positioned at the sides of the second full material box transfer mechanism and the forming machine, and the two third conveying mechanisms are used for bearing and conveying full material boxes.

10. The raw material quantitative weighing circulation line according to any one of claims 1 to 6, wherein the empty magazine backflow mechanism comprises a first conveying mechanism and a second conveying mechanism which are arranged vertically and connected end to end; the conveying starting end of the first conveying mechanism and the conveying tail end of the second conveying mechanism are respectively located on the side of the forming machine and the empty material box transfer mechanism, and the first conveying mechanism and the second conveying mechanism are used for bearing and conveying empty material boxes.

Technical Field

The invention relates to the technical field of material weighing equipment, in particular to a raw material quantitative weighing circulation operation line.

Background

At present, powder or granular materials commonly used for a plurality of mechanical parts and daily necessities are used as primary raw materials and then are further processed and formed, and the primary raw materials are often required to be weighed quantitatively in the reproduction process.

For example, many plastic products are injection molded from granular materials, and during injection molding of plastic products, the granular raw materials need to be weighed according to the formulation, and the precision of weighing can directly affect the quality of finished products and the utilization rate of materials. The existing weighing work is manual operation, the labor intensity is high, time and labor are wasted, the production efficiency is low, the manual weighing has arbitrariness, the material weighing error is large, the precision is low, and the quality of finished products is greatly influenced.

Disclosure of Invention

The invention aims to provide a raw material quantitative weighing circulation operation line, and aims to solve the technical problems that in the prior art, the weighing operation is manual operation, the labor intensity is high, time and labor are wasted, the production efficiency is low, the manual weighing has arbitrariness, the weighing error is large, the precision is low, and the quality of a finished product is greatly influenced.

The technical scheme of the invention is as follows: a raw material quantitative weighing circulation operation line comprises a rack, an empty material box transfer mechanism, a conveying type material weighing mechanism, a first full material box transfer mechanism, a high-frequency preheater, a second full material box transfer mechanism, a full material box conveying mechanism, a forming machine and an empty material box backflow mechanism;

the empty material box transfer mechanism, the conveying type material weighing mechanism and the first full material box transfer mechanism are sequentially arranged on the rack, the empty material box transfer mechanism is used for placing empty material boxes on the conveying type material weighing mechanism for loading and weighing, and then the first full material box transfer mechanism is used for transferring full material boxes on the high-frequency preheater;

the high-frequency preheating machine is arranged at the conveying tail end of the first full-material-box transferring mechanism and is used for preheating raw materials in the full-material boxes transferred from the first full-material-box transferring mechanism;

the second full material box transfer mechanism is arranged beside the high-frequency preheating machine and is used for transferring full material boxes which are completely subjected to waste heat to the full material box conveying mechanism, and the full material boxes which are completely subjected to waste heat are conveyed to the position of the forming machine through the full material box conveying mechanism;

the forming machine is arranged beside the full material box conveying mechanism, and the conveying starting end and the conveying tail end of the empty material box backflow mechanism are respectively positioned beside the forming machine and the empty material box transfer mechanism; taking down the raw materials in the full material box after the waste heat is finished, placing the raw materials in the forming machine, and processing the preheated raw materials by the forming machine to form the raw materials into finished products; and then, placing the empty material box on the empty material box backflow mechanism, and refluxing to the empty material box transfer mechanism through the empty material box backflow mechanism.

Optionally, the empty magazine transfer mechanism includes a magazine taking stand, a first motor and a first transmission assembly; the upper end of the material taking box stand is symmetrically provided with first strip-shaped guide rails, an empty box transfer mechanism fixing plate is fixedly installed on a sliding block of the first strip-shaped guide rails, a first air cylinder is fixedly installed on the empty box transfer mechanism fixing plate, a driving rod of the first air cylinder movably penetrates through the empty box transfer mechanism fixing plate to be fixedly connected with an empty box transfer mechanism connecting plate, and the empty box transfer mechanism connecting plate is at least provided with a suction head; the empty material box transfer mechanism fixing plate and the empty material box transfer mechanism connecting plate are connected with a first guide assembly for guiding the empty material box transfer mechanism connecting plate; the first transmission assembly is mounted on the material taking box stand, the first motor drives the suction head to move along the first strip-shaped guide rail through the first transmission assembly, and the material taking and emptying box is taken through the suction head.

Optionally, the conveying type material weighing mechanism comprises a bracket, a first spiral feeding rod, a material barrel and an automatic material moving mechanism; an electronic scale is arranged in front of the bracket, and a conveying seat and a weighing controller are arranged at the rear end of the bracket; the first spiral feeding rod penetrates into the conveying seat from one end of the conveying seat, one end of the conveying seat is sealed through a first sealing cover, a second motor is arranged on the first sealing cover, and a rotating shaft of the second motor penetrates through the first sealing cover to be fixedly connected with one end of the first spiral feeding rod; the other end of the conveying material seat is provided with a conical discharge hole, and the conical discharge hole is vertically arranged downwards and is positioned right above the electronic scale; the automatic material moving mechanism is arranged between the electronic scale and the conical discharge port, the empty material box moving and loading mechanism moves and loads an empty material box on the automatic material moving mechanism, the automatic material moving mechanism moves and loads the empty material box on the electronic scale, and the empty material box is loaded and weighed through the first spiral type feeding rod and the electronic scale.

Optionally, the automatic material moving mechanism comprises an automatic material moving mechanism fixing frame, a third motor, an automatic material moving mechanism connecting plate and a plurality of movable plates; the automatic material moving mechanism fixing frame is fixedly arranged on the bracket, and the third motor is arranged on the automatic material moving mechanism fixing frame; a rotating shaft of the third motor is vertically downward, a linear guide rail is horizontally arranged on the automatic material moving mechanism fixing frame below the rotating shaft of the third motor, a sliding block of the linear guide rail is fixedly connected with an automatic material moving mechanism connecting plate, and a rack in tooth joint with the rotating shaft of the third motor is horizontally arranged on the automatic material moving mechanism connecting plate; the third motor drives the automatic material moving mechanism connecting plate to move left and right along the linear guide rail; at least one movable plate is arranged on the connecting plate of the automatic material moving mechanism, a through hole is dug in each movable plate, and an empty material box is hung in each through hole; the lower end of the electronic scale is provided with a lifting mechanism, the lifting mechanism drives the electronic scale to move upwards to jack up an empty material box and separate from the movable plate, so that the empty material box is placed on the electronic scale to be weighed, the raw material is fed into the empty material box from the conical discharge port, the empty material box is full after the raw material in the empty material box is full to a set amount, and the lifting mechanism drives the electronic scale to move downwards to place the full material box back on the through hole.

Optionally, the lifting mechanism comprises a lifting support, a lifting cylinder, a guide rod and a guide sleeve; the lifting support is mounted on the machine frame below the conical discharge port, the lifting cylinder is vertically mounted on the lifting support, the electronic scale is fixedly mounted on a driving rod of the lifting cylinder, the upper end of the guide rod is connected with the electronic scale, and the guide rod is connected with the lifting support in a sliding manner through a guide sleeve; and the electronic scale is driven to move up and down through the lifting cylinder.

Optionally, the empty magazine comprises a conical bottom; the edge of the upper end of the conical bottom extends upwards to form a cylindrical box wall, and an annular limiting part is arranged at the joint of the cylindrical box wall and the conical bottom in an outward protruding mode; the conical bottom penetrates through the through hole, the annular limiting portion is abutted to the movable plates on the periphery of the through hole, and the empty material box is suspended in the through hole.

Optionally, the first full magazine transfer mechanism comprises a first full magazine transfer mechanism bracket, a fourth motor and a second transmission assembly; second strip-shaped guide rails are symmetrically arranged at the upper end of the first full-material box transfer mechanism bracket, a first full-material box transfer mechanism fixing plate is arranged on a sliding block of each second strip-shaped guide rail, and a third air cylinder is arranged on the first full-material box transfer mechanism fixing plate; a driving rod of the third air cylinder movably penetrates through the first full-material box transfer mechanism fixing plate to be fixedly connected with a first full-material box transfer mechanism connecting plate, a rotating air cylinder is arranged at the lower end of the first full-material box transfer mechanism connecting plate, and a connecting frame is arranged at the rotating end of the rotating air cylinder; the connecting frame is symmetrically provided with two connecting rods, and each connecting rod is symmetrically provided with two pairs of finger cylinders for clamping the full material box; a second guide assembly for guiding the first full-material box transfer mechanism connecting plate is connected to the first full-material box transfer mechanism fixing plate and the first full-material box transfer mechanism connecting plate; the second transmission assembly is arranged at the upper end of the first full material box transfer mechanism support, and the fourth motor drives the finger cylinder to move along the second strip-shaped guide rail through the second transmission assembly and correspondingly takes and places an empty material box through each pair of suction heads.

Optionally, the high frequency preheater comprises a waste heat body; the waste heat device is characterized in that a plurality of waste heat grooves matched with the full material boxes are formed in the upper end of the waste heat main body, a cover body is rotatably connected to one side of the upper end of the waste heat main body, an air cylinder mechanism is arranged between the cover body and the waste heat main body, and the air cylinder mechanism is used for driving the cover body to cover the waste heat grooves or to be opened from the waste heat main body to expose the waste heat grooves.

Optionally, the full magazine conveying mechanism comprises two third conveying mechanisms arranged in parallel side by side; the conveying starting end and the conveying tail end of the two third conveying mechanisms are respectively positioned at the sides of the second full material box transfer mechanism and the forming machine, and the two third conveying mechanisms are used for bearing and conveying full material boxes.

Optionally, the empty material box backflow mechanism comprises a first conveying mechanism and a second conveying mechanism which are arranged vertically and connected end to end; the conveying starting end of the first conveying mechanism and the conveying tail end of the second conveying mechanism are respectively located on the side of the forming machine and the empty material box transfer mechanism, and the first conveying mechanism and the second conveying mechanism are used for bearing and conveying empty material boxes.

The invention has the beneficial effects that: the invention is provided with an empty material box transfer mechanism, a conveying type material weighing mechanism, a first full material box transfer mechanism, a high frequency preheater, a second full material box transfer mechanism, a full material box conveying mechanism, a forming machine and an empty material box return mechanism, wherein the empty material box transfer mechanism is used for placing empty material boxes on the conveying type material weighing mechanism for loading and weighing, the full material boxes are transferred to the high frequency preheater by the first full material box transfer mechanism for preheating raw materials in the full material boxes, the second full material box transfer mechanism is used for transferring full material boxes with residual heat to the full material box conveying mechanism, the full material boxes with residual heat are conveyed to the forming machine by the full material box conveying mechanism, a worker places the preheated raw materials on the forming machine and processes the preheated raw materials to form the raw materials into finished products, and finally the worker places the empty material boxes on the empty material box return mechanism for returning to the empty material box transfer mechanism, according to the operation of carrying out raw materials ration in this cycle and weighing, realize automatic raw materials ration and weigh, improve the efficiency of title material process, reduce processing cost, and title material error, it is high to title material precision to improve off-the-shelf quality.

Description of the drawings:

FIG. 1 is a schematic structural view of a material quantitative weighing circulation line according to the present invention;

FIG. 2 is a schematic structural view of an empty magazine transfer mechanism according to the present invention;

FIG. 3 is a schematic structural diagram of a conveying type material weighing mechanism of the present invention;

FIG. 4 is a cross-sectional view of FIG. 3 of the present invention;

FIG. 5 is a schematic view of the empty magazine of the present invention;

fig. 6 is a schematic structural view of a first full magazine transfer mechanism according to the present invention;

FIG. 7 is an enlarged view taken at A of FIG. 6 in accordance with the present invention;

FIG. 8 is a schematic structural diagram of the high frequency preheater, the second full magazine transfer mechanism and the full magazine conveying mechanism of the present invention;

fig. 9 is a schematic structural diagram of the empty magazine reflow mechanism of the present invention.

Description of reference numerals:

the device comprises a frame 10, an empty material box 11, a conical bottom 12, a cylindrical box wall 13 and an annular limiting part 14;

the empty material box transfer mechanism 20, the material taking box stand 201, the two first strip guide rails 202, the empty material box transfer mechanism fixing plate 203, the first air cylinder 204, the empty material box transfer mechanism connecting plate 205, the plurality of suction heads 206, the first guide assembly 207, the first guide sleeve 2071, the first guide pillar 2072, the first motor 208, the first transmission assembly 209, the first belt pulley seat 2091, the belt pulley 2092, the belt 2093 and the connecting block 2094;

the device comprises a conveying type material weighing mechanism 30, a support 301, a conveying material seat 302, a first spiral feeding rod 303, a second motor 304, a material barrel 305, a weighing controller 306, an electronic scale 307, a lifting mechanism 307a, a lifting support 3071, a lifting cylinder 3072, a guide rod 3073, a guide sleeve 3074, an automatic material moving mechanism 308, an automatic material moving mechanism fixing frame 3081, a third motor 3082, a second cylinder 3083, an automatic material moving mechanism connecting plate 3084, a movable plate 3085, a through hole 3085a, a gear 3086, a linear guide rail 3087, a rack 3088, a first sealing cover 309, a conical discharge hole 310, a feed inlet 311, a material barrel cover 312, a lock 313 and a window 314;

the full material box transferring device comprises a first full material box transferring mechanism 40, a first full material box transferring mechanism bracket 401, two second strip-shaped guide rails 402, a first full material box transferring mechanism fixing plate 403, a third air cylinder 404, a first full material box transferring mechanism connecting plate 405, a rotating air cylinder 406, a connecting frame 407, a plurality of finger air cylinders 408, a second guide assembly 409, a second guide sleeve 4091, a second guide pillar 4092, a fourth motor 410, a second transmission assembly 411 and a connecting rod 412;

a high-frequency preheating machine 50, a waste heat main body 510, a waste heat tank 511, a cover body 520 and a cylinder mechanism 530;

a second full magazine transfer mechanism 60;

a full cartridge transport mechanism 70, a third transfer mechanism 710;

a molding machine 80;

empty magazine return mechanism 90, first transport mechanism 901, second transport mechanism 902.

Detailed Description

In order to make the object, technical solution and technical effect of the present invention more apparent, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, in an embodiment of the present invention, a raw material quantitative weighing circulation line includes a frame 10, an empty magazine transfer mechanism 20, a conveying type weighing mechanism 30, a first full magazine transfer mechanism 40, a high frequency preheater 50, a second full magazine transfer mechanism 60, a full magazine conveying mechanism 70, a molding machine 80, and an empty magazine return mechanism 90.

Referring to fig. 1, the empty magazine transfer mechanism 20, the conveying type material weighing mechanism 30, and the first full magazine transfer mechanism 40 are sequentially disposed on the rack 10, the empty magazine transfer mechanism 20 places the empty magazine 11 on the conveying type material weighing mechanism 30 for loading and weighing, and the first full magazine transfer mechanism 40 transfers the full magazine onto the high frequency preheater 50.

Referring to fig. 1, the high frequency preheater 50 is provided at the conveying end of the first full magazine transfer mechanism 40 and is configured to preheat the raw material in the full magazine transferred from the first full magazine transfer mechanism 40.

Referring to fig. 1, the second full magazine transfer mechanism 60 is disposed beside the high frequency preheater 50 and is configured to transfer the full magazines that have been completely waste to the full magazine conveying mechanism 70, and the full magazines that have been completely waste are conveyed to the molding machine 80 by the full magazine conveying mechanism 70.

Referring to fig. 1, the forming machine 80 is disposed beside the full magazine conveying mechanism 70, and the conveying start end and the conveying end of the empty magazine returning mechanism 90 are respectively disposed beside the forming machine 80 and the empty magazine transferring mechanism 20. The worker places the raw materials in the full material box which is completely subjected to waste heat into the forming machine 80, and the preheated raw materials are processed by the forming machine 80 to form the raw materials into finished products; then, the empty material box 11 is placed on the empty material box backflow mechanism 90, and the empty material box 11 flows back to the empty material box transfer mechanism 20 through the empty material box backflow mechanism 90.

The specific description is as follows: the empty cartridge 11 is a cartridge not filled with the raw material, and the full cartridge is a cartridge filled with a set amount of the raw material.

Referring to fig. 1, in operation, the empty magazine transfer mechanism 20 places the empty magazine 11 on the conveying type weighing mechanism 30 for loading and weighing, so that a set amount of raw materials are loaded in the empty magazine 11, then the first full magazine transfer mechanism 40 transfers the full magazine onto the high frequency preheater 50 for preheating the raw materials in the full magazine, the second full magazine transfer mechanism 60 transfers the full magazine with waste heat onto the full magazine conveying mechanism 70, the full magazine with waste heat is conveyed to the position of the molding machine 80 by the full magazine conveying mechanism 70, the worker places the preheated raw materials on the molding machine 80 and processes the preheated raw materials to form finished products, and finally the worker places the empty magazine 11 on the empty magazine return mechanism 90 for returning to the position of the empty magazine transfer mechanism 20, so as to cyclically perform quantitative raw material weighing operation, realize automatic raw materials ration and weigh, improve the efficiency of title material process, reduce the processing cost, and title material error, it is high to title material precision to improve off-the-shelf quality.

Specifically, the former 80 is a melamine tableware former, which is a mature prior art, and correspondingly, the raw material is a powdery raw material, and the powdery raw material is charged through the empty box 11.

In another embodiment of the present invention, referring to fig. 1 and fig. 2, the empty magazine transfer mechanism 20 includes a magazine stand 201, two first linear guide rails 202, an empty magazine transfer mechanism fixing plate 203, a first cylinder 204, an empty magazine transfer mechanism connecting plate 205, a suction head 206, a first guide assembly 207, a first motor 208, and a first transmission assembly 209. The two first strip-shaped guide rails 202 are symmetrically arranged at the upper end of the material taking box stand 201, the empty material box transfer mechanism fixing plate 203 is fixedly arranged on a sliding block of the first strip-shaped guide rails 202, the empty material box transfer mechanism fixing plate 203 is fixedly provided with the first air cylinder 204, a driving rod of the first air cylinder 204 movably penetrates through the empty material box transfer mechanism fixing plate 203 and the empty material box transfer mechanism connecting plate 205 to be fixedly connected, and at least one suction head 206 is arranged on the empty material box transfer mechanism connecting plate 205.

Referring to fig. 1 and 2, the suction head 206 is moved up and down by the first cylinder 204, the suction head 206 is connected to an air pump (not shown) through an air pipe, and the air box 11 is emptied by the suction head 206. Specifically, the first motor 208 drives the suction head 206 to move to a position right above the empty magazine 11 along the first linear guide 202 through the first transmission assembly 209, then the first cylinder 204 drives the suction head 206 to move down and extend into the empty magazine 11, and the air pump provides negative pressure for the suction head 206 to suck the suction head 206 to the bottom of the empty magazine 11. Then the first air cylinder 204 and the first motor 208 drive the suction head 206 and the empty material box 11 to move above the conveying type material weighing mechanism, then the first air cylinder 204 drives the suction head 206 and the empty material box 11 to move downwards to be close to the conveying type material weighing mechanism, and the air pump provides positive pressure for the suction head 206 to release the suction head 206 from sucking the empty material box 11, so that the empty material box 11 is moved on the conveying type material weighing mechanism.

Referring to fig. 1 and 2, the first guide member 207 is connected to the empty magazine transfer mechanism fixing plate 203 and the empty magazine transfer mechanism connecting plate 205. The first guiding assembly 207 comprises a first guide sleeve 2071 fixedly mounted on the empty magazine transfer mechanism fixing plate 203, and a first guide post 2072 slidably connected to the first guide sleeve 2071 and fixedly connected to the empty magazine transfer mechanism connecting plate 205. The first guide post 2072 is slidably connected to the first guide sleeve 2071, so that the suction head 206 can move up and down stably along the first guide post 2072, and the movement is stable.

Specifically, in the present embodiment, the suction heads 206 are provided in a pair, so that the empty magazine can be sucked more stably by the two suction heads 206, and the suction is firm.

Referring to fig. 1 and 2, the first transmission assembly 209 may be a belt, a chain transmission, or the like. Specifically, in the present invention, the first transmission assembly 209 adopts a belt transmission structure. The first transmission assembly 209 includes first pulley seats 2091 symmetrically installed on the material taking stand 201, pulleys 2092 respectively rotatably connected to the first pulley seats 2091, a belt 2093 wound around the two pulleys 2092 in a closed manner, and a connecting block 2094 fixedly connected to the belt 2093. The connecting block 2094 is fixedly connected to the empty material box transfer mechanism fixing plate 203. The first motor 208 is fixedly mounted on the first pulley seat 2091, and a rotating shaft of the first motor 208 is fixedly connected to the pulley 2092 on the first pulley seat 2091. The suction head 206 is driven by the first motor 208 to move along the first linear guide 202, and the empty material box sucked by the suction head 206 is placed at the position of the conveying type weighing mechanism 30.

In another embodiment of the invention, referring to fig. 3, 4 and 5, the conveyor weighing mechanism 30 comprises a bracket 301, a conveyor base 302, a first screw-type feeding rod 303, a second motor 304, a material bucket 305, a weighing controller 306, an electronic scale 307 and an automatic material moving mechanism 308. The electronic scale 307 is installed in front of the bracket 301, and the material conveying base 302 and the weighing controller 306 are installed at the rear end of the bracket 301. The second motor 304 and the electronic scale 307 are electrically connected to a weight controller 306.

Referring to fig. 3, 4 and 5, the first screw feeder 303 penetrates into the conveying base 302 from one end of the conveying base 302, and one end of the conveying base 302 is sealed by a first sealing cover 309, the first sealing cover 309 is provided with the second motor 304, and a rotating shaft of the second motor 304 penetrates through the first sealing cover 309 and is fixedly connected with one end of the first screw feeder 303. The other end of the material conveying base 302 is provided with a conical discharge port 310, and the conical discharge port 310 is vertically arranged downwards and is positioned right above the electronic scale 307. The second motor 304 drives the first screw-type feeding rod 303 to rotate, and the raw materials in the feeding seat 302 flow out from the conical discharge hole 310 through the rotation of the screw-type protrusions on the first screw-type feeding rod 303.

Referring to fig. 3, 4 and 5, the automatic material moving mechanism 308 is located between the electronic scale 307 and the conical discharge port 310. The empty material box transfer mechanism 20 transfers the empty material box 11 to the automatic material transfer mechanism 308, the automatic material transfer mechanism 308 transfers the empty material box to the electronic scale 307, and the empty material box 11 is loaded and weighed through the first spiral type feeding rod 303 and the electronic scale 307.

Further, referring to fig. 3, 4 and 5, a feed inlet 311 connected to an outlet of the charging basket 305 through a screw is formed at an upper end of the feed base 302. The charging port 305a at the upper end of the charging bucket 305 is provided with a charging bucket cover 312, and the charging bucket cover 312 is hinged at the upper end of the charging bucket 305 and is locked by a lock 313. The cover 312 is opened, workers can add raw materials into the charging bucket 305 through the charging port 305a, the cover 312 is covered to play a dustproof role, and dust in air is isolated from entering the cover 312.

Further, referring to fig. 3, 4 and 5, the barrel body of the material barrel 305 is further provided with a material barrel amount window 314 to observe whether the material in the material barrel 305 is sufficient, so that a worker can add the material into the material barrel 305 in time.

Referring to fig. 3, 4 and 5, the automatic material moving mechanism 308 includes an automatic material moving mechanism fixing frame 3081, a third motor 3082, an automatic material moving mechanism connecting plate 3084 and a movable plate 3085. The automatic material moving mechanism fixing frame 3081 is fixedly installed on the support 301, and the third motor 3082 is installed on the automatic material moving mechanism fixing frame 3081. The rotating shaft of the third motor 3082 is vertically downward, a gear 3086 is arranged on the rotating shaft of the third motor 3082, a linear guide rail 3087 is horizontally arranged on the automatic material moving mechanism fixing frame 3081 below the gear 3086, a sliding block of the linear guide rail 3087 is fixedly connected with the automatic material moving mechanism connecting plate 3084, and a rack 3088 meshed with the gear 3086 is horizontally arranged on the automatic material moving mechanism connecting plate 3084.

Referring to fig. 3, 4 and 5, the connecting plate 3084 of the automatic material moving mechanism has at least one movable plate 3085. The movable plate 3085 is dug with a through hole 3085a, and the empty box 11 is suspended from the through hole 3085 a. The third motor 3082 drives the automatic material moving mechanism connecting plate 3084 to move left and right along the linear guide rail 3087, so as to drive the empty material box 11 on the through hole 3085a to move left and right along the linear guide rail 3087, so that the automatic material moving mechanism 308 can move the empty material box 11 right below the conical discharge hole 310 and right above the electronic scale 307.

Referring to fig. 3, 4 and 5, a lifting mechanism 307a is provided at a lower end of the electronic scale 307. The third motor 3082 drives the empty material box 11 to move over the electronic scale 307, the lifting mechanism 307a drives the electronic scale 307 to move up to jack up the empty material box 11 and separate from the movable plate 3085, so that the empty material box 11 is placed on the electronic scale 307 to be weighed, the upper end opening of the empty material box 11 is close to the conical discharge hole 310, and raw materials are fed into the empty material box 11 from the conical discharge hole 310. The empty material box 11 is filled with the raw material to a set amount and then becomes a full material box, the lifting mechanism 307a drives the electronic scale 307 to move downwards to hang the full material box on the through hole 3085a of the movable plate 3085, and the full material box leaves the electronic scale 307.

Specifically, referring to fig. 3, 4 and 5, since the raw material is powder raw material, the lifting mechanism 307a drives the electronic scale 307 to move up to jack up the empty material box 11, so that the upper end opening of the empty material box 11 is close to the conical discharge port 310, or the conical discharge port 310 partially extends into the empty material box 11, thereby reducing the distance between the conical discharge port 310 and the empty material box 11, when the powder flows from the conical discharge port 310 into the empty material box 11, the powder is not easy to collide to generate dust or splash, reducing dust pollution, and avoiding the powder raw material from splashing out to cause waste.

Specifically, referring to fig. 3, 4 and 5, in the present invention, two movable plates 3085 are provided, and an empty magazine 11 can be suspended from the through hole of each movable plate 3085. When an empty magazine 11 is filled with raw materials, the third motor 3082 drives the next empty magazine 11 to move to a position right above the electronic scale 307, and the process is repeated.

Further, referring to fig. 3, 4 and 5, the lifting mechanism 307a includes a lifting bracket 3071, a lifting cylinder 3072, a guide rod 3073 and a guide sleeve 3074; the lifting support 3071 is mounted on the frame 10 below the conical discharge port 310, the lifting cylinder 3072 is vertically mounted on the lifting support 3071, the electronic scale 307 is fixedly mounted on a driving rod of the lifting cylinder 3072, the upper end of the guide rod 3073 is connected with the electronic scale 307, and the guide rod 3073 is slidably connected with the lifting support 3071 through a guide sleeve 3074; the electronic scale 307 is driven to move up and down through the lifting air cylinder 3072, and the electronic scale is simple in structure and stable in movement.

In another embodiment of the invention, with reference to figures 3, 4 and 5, the empty magazine 11 comprises a conical bottom 12. The size of the conical bottom 12 is decreased from top to bottom, a cylindrical box wall 13 extends upwards from the upper end edge of the conical bottom 12, and raw materials are filled in a space formed by the conical bottom 12 and the cylindrical box wall 13. The junction of the cylindrical box wall 13 and the conical bottom 12 is provided with an annular limiting part 14 protruding outwards. The conical bottom 12 is disposed through the through hole 3085a, the annular limiting portion 14 abuts against the movable plate 3085 around the through hole 3085a, so that the empty material box 11 is suspended from the through hole 3085a, and the annular limiting portion 14 of the empty material box 11 can be separated from the movable plate 3085 to abut against the movable plate in the process of driving the electronic scale to move upwards.

Referring to fig. 3, 4 and 5, the conical bottom 12 is arranged at the bottom of the empty material box 11, and in the process of driving the empty material box 11 to move upwards by the electronic scale, the conical bottom 12 can be well prevented from contacting with the inner wall of the through hole 3085a of the movable plate 3085, only the empty material box 11 is placed on the electronic scale 307, so that the measurement accuracy is high, the measurement error is greatly reduced, and the situation that in the weighing process, the movable plate 3085 is in contact with the empty material box 11 and can exert force on the empty material box 11, so that the total weight of the empty material box 11 and the raw materials measured by the electronic scale 307 is increased in error, and the weighing accuracy is affected is avoided.

Referring to fig. 3, 4 and 5, the electronic scale 307 is electrically connected to the weighing controller 306, the weighing controller 306 is electrically connected to the second motor 304 and the third motor 3082, and the operation of the conveyor weighing mechanism 30 is controlled by the weighing controller 306. The weighing controller 306 is a mature prior art commonly used in electronic scales, and the control method of the weighing controller 306 is a control technique well known to those skilled in the art, so the working principle and method thereof are not described herein again.

In another embodiment of the present invention, referring to fig. 6 and 7, the first full magazine transfer mechanism 40 includes a first full magazine transfer mechanism bracket 401, two second bar-shaped guide rails 402, a first full magazine transfer mechanism fixing plate 403, a third air cylinder 404, a first full magazine transfer mechanism connecting plate 405, a rotating air cylinder 406, a connecting frame 407, a plurality of finger air cylinders 408, a second guide assembly 409, a fourth motor 410, and a second transmission assembly 411.

Referring to fig. 6 and 7, the second strip-shaped guide rails 402 are symmetrically installed at the upper ends of the first full magazine transfer mechanism brackets 401, the first full magazine transfer mechanism fixing plates 403 are fixedly installed on the sliding blocks of the second strip-shaped guide rails 402, and the third air cylinders 404 are fixedly installed on the first full magazine transfer mechanism fixing plates 403; a driving rod of the third air cylinder 404 movably penetrates through the first full magazine transfer mechanism fixing plate 403 to be fixedly connected with a first full magazine transfer mechanism connecting plate 405, the rotary air cylinder 406 is mounted at the lower end of the first full magazine transfer mechanism connecting plate 405, and the rotary end of the rotary air cylinder 406 is fixedly connected with the connecting frame 407; the connecting frame 407 is symmetrically provided with two connecting rods 412, and each connecting rod 412 is symmetrically provided with two pairs of finger cylinders 408 for clamping the full material box. Specifically, in the present invention, the number of the finger cylinders 408 is eight, and a full material box is correspondingly taken and placed by each pair of the finger cylinders 408.

Specifically, referring to fig. 6 and 7, the third cylinder 404 drives the finger cylinders 408 to move up and down, and each two finger cylinders 408 clamp one magazine. Specifically, the four finger cylinders 408 on one side of the connecting rod 412 clamp the upper edges of the cylindrical box walls 13 of two full material boxes, and the rotary cylinder 406 drives the two connecting rods 412 to rotate by 180 degrees, so that the four finger cylinders 408 on the other side of the connecting rod 412 clamp the other two full material boxes, and clamping of the four full material boxes is completed.

With reference to fig. 6 and 7, the second transmission assembly 411 corresponds to the first transmission assembly 209. The fourth motor 410 drives the finger cylinder 408 to move left and right along the second strip-shaped guide rail 402 through the second transmission assembly 411, so as to transfer the full material box to the high-frequency preheating machine 50.

Further, referring to fig. 6 and 7, the second guide member 409 is connected to the first full magazine transfer mechanism fixing plate 403 and the first full magazine transfer mechanism connecting plate 405. The second guiding component 409 comprises a second guide sleeve 4091 fixedly mounted on the first full magazine transfer mechanism fixing plate 403, and a second guide post 4092 slidably connected to the second guide sleeve 4091 and fixedly connected to the first full magazine transfer mechanism connecting plate 405. The second guide sleeve 4091 is in sliding connection with the second guide post 4092 in a matching manner, so that the finger cylinder 408 can stably move up and down along the second guide post 4092, and the movement is stable.

In another embodiment of the invention, referring to fig. 8, the high frequency preheater 50 includes a waste heat body 510; the upper end of the waste heat main body 510 is provided with a plurality of waste heat grooves 511 which are matched with and used for containing full material boxes, one side of the upper end of the waste heat main body 510 is rotatably connected with a cover body 520, an air cylinder mechanism 530 is arranged between the cover body 520 and the waste heat main body 510, and the air cylinder mechanism 530 is used for driving the cover body 520 to cover the waste heat grooves 511 or to open the waste heat main body 510 to expose the waste heat grooves 511. Specifically, when the raw material in the material box filled in the waste heat groove 511 is preheated, the cylinder mechanism 530 drives the cover 520 to cover the waste heat groove 511, so as to avoid heat dissipation. After preheating is completed, the cylinder mechanism 530 drives the cover 520 to open the waste heat main body 510 to expose the waste heat groove 511 and the fully preheated material box.

Specifically, referring to fig. 8, four waste heat tanks 511 are correspondingly provided for accommodating four full material boxes transferred from the conveying type material weighing mechanism 30 by the first full material box transfer mechanism 40, and the high-frequency preheating machine 50 can preheat four full material boxes at a time, so that the efficiency is high.

Further, referring to fig. 8, the cylinder mechanism 530 includes a driving cylinder. The end of the cylinder body of the driving cylinder is rotatably connected to the outer side wall of the waste heat main body 510 through a rotating shaft, and the end of the driving rod of the driving cylinder is rotatably connected to the outer side wall of the cover body 520 through another rotating shaft.

Referring to fig. 8, the high frequency preheater 50 is used to preheat the raw material in the full magazine. The high-frequency preheating machine 50 is a prior art well known to those skilled in the art, and is also called a high-frequency preheating machine, and the working principle of the high-frequency preheating machine is a high-frequency (high-frequency) medium heating mode; the high-frequency preheating machine is suitable for heating materials: melamine (melamine ), epoxy resin (EMC), phenolic plastic (bakelite powder), thermosetting molding compound such as jade powder, and the like, so the structure, the working principle and the method thereof are not repeated herein.

In another embodiment of the present invention, referring to fig. 2 and 8, the second full magazine transfer mechanism 60 and the first full magazine transfer mechanism 40 have substantially the same structure and operation principle, and therefore, the principle that the second full magazine transfer mechanism 60 transfers the full magazines on the high frequency preheater 50 to the full magazine transfer mechanism 70 position substantially coincides with the principle that the first full magazine transfer mechanism 40 transfers the full magazines on the conveying type weighing mechanism 30 to the high frequency preheater 50 position.

In another embodiment of the invention, referring to fig. 8, the full cartridge delivery mechanism 70 comprises two third delivery mechanisms 710 arranged in parallel side by side. The conveying starting ends and the conveying tail ends of the two third conveying mechanisms 710 are respectively located at the sides of the second full material box transfer mechanism 60 and the forming machine 80, and the two third conveying mechanisms 710 are used for bearing and conveying full material boxes. The preheated full material box is conveyed to the side of the forming machine 80 through the third conveying mechanism 710, so that the worker can place the raw materials in the preheated full material box into the forming machine 80 for forming.

For example: referring to fig. 8, the third transfer mechanism 710 may be a line in the form of a belt or a plate chain, or the like. In the working state, the preheated full-material box is driven by the third conveying mechanism 710 to move to the side of the forming machine 80.

In another embodiment of the invention, referring to fig. 1, the forming machine 80 is a melamine tableware forming machine, and the forming machine 80 is used for forming the raw material preheated by the high frequency preheating machine 50 into tableware by the forming machine 80. The forming machine 80 is well known in the art, and the structure, operation and method thereof are not described herein.

In another embodiment of the invention, referring to fig. 1 and 9, the empty magazine reflow mechanism 90 is composed of a first conveying mechanism 901 and a second conveying mechanism 902 which are arranged vertically to each other and are connected end to end. The conveying starting end of the first conveying mechanism 901 and the conveying tail end of the second conveying mechanism 902 are respectively located beside the forming machine 80 and the empty material box transferring mechanism 20, and the first conveying mechanism 901 and the second conveying mechanism 902 are mainly used for bearing and conveying the empty material boxes 11. The staff places empty magazine 11 in first transport mechanism 901, and empty magazine is carried to empty magazine and is moved the mechanism position of carrying through first transport mechanism 901 and second transport mechanism 902, and empty magazine circulates the transport in proper order.

For example, referring to fig. 1 and 9, the first transfer mechanism 901 and the second transfer mechanism 902 may be a flow line in the form of a belt or a plate chain or the like. In a working state, the first conveying mechanism 901 drives the empty material box 11 to move towards the second conveying mechanism 902 continuously, and the second conveying mechanism 902 drives the empty material box to move towards the empty material box transfer mechanism 20 continuously.

The raw material quantitative weighing circulation line comprises an electric control device (not shown), and the empty box transfer mechanism 20, the conveying type weighing mechanism 30, the first full box transfer mechanism 40, the high-frequency preheater 50, the second full box transfer mechanism 60, the full box conveying mechanism 70, the forming machine 80 and the empty box backflow mechanism 90 are all electrically connected with the electric control device. In this embodiment, the electric control device may be set by using a PLC or an integrated chip according to actual production needs, and since the electric control device belongs to a technology which is technically formed and mature in the prior art, the work of how to control the raw material quantitative weighing circulation line by the electric control device is well known and can be mastered by those skilled in the art, and thus the control principle of the present invention is not described herein again.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the present invention pertains, the architecture form can be flexible and varied without departing from the concept of the present invention, and a series of products can be derived. But rather a number of simple derivations or substitutions are made which are to be considered as falling within the scope of the invention as defined by the appended claims.