CN108994679B - Integrated production process and production system of annular thin-wall powder product - Google Patents
Integrated production process and production system of annular thin-wall powder product Download PDFInfo
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- CN108994679B CN108994679B CN201810678403.XA CN201810678403A CN108994679B CN 108994679 B CN108994679 B CN 108994679B CN 201810678403 A CN201810678403 A CN 201810678403A CN 108994679 B CN108994679 B CN 108994679B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
Abstract
The invention discloses an integrated production flow of an annular thin-wall powder product and a production system thereof, which comprises a plurality of steps of adopting a hydraulic press to carry out product press forming and product transfer, adopting a drilling and milling machine to carry out product milling and grinding, product transfer and code disc transferring, thereby realizing the automatic integration of the product pressing, milling and grinding and code disc, reducing the times of transfer and code disc, eliminating repeated labor, reducing the labor consumption and greatly shortening the time of the whole production process; meanwhile, the production system used for the production process can automatically transmit and mill the pressed finished products, the acting force is mild during milling, the products are not easy to damage, the press-formed products do not need to be solidified, the working procedure time is shortened while the automatic milling and transferring of the products are realized, the production efficiency is improved, the product percent of pass is improved, and the material waste is reduced.
Description
Technical Field
The invention relates to the technical field of synthesis of superhard material diamond, in particular to an integrated production process and a production system of an annular thin-wall powder product.
Background
Powder products are a process technology for preparing finished products from powder of raw materials such as diamond and the like by adopting a molding and sintering process, wherein thin-wall powder products are one of the most important types of powder products. At present, the process of synthesizing a thin-wall powder product by using diamond generally comprises the working procedures of compression molding, manual disc loading, product curing, height milling, manual disc loading and the like, wherein a vertical double-end-face grinding machine is usually adopted in the height milling working procedure to mill the product, and the product subjected to compression molding is conveyed below a diamond plane grinding disc to be ground by being driven by a special supporting plate. However, this procedure has several drawbacks:
firstly, the product is fragile in the milling process, so that the product after compression molding can be milled after being solidified for more than 24 hours and strength is increased, and the time of the whole production process is prolonged;
secondly, because the product has the structural characteristic of thin wall thickness, the product is easy to have up-and-down bidirectional stress when milled and ground in the double-end-face grinding machine, so that the product is ground and accumulated, the yield is extremely low, the material is wasted, the subsequent procedures are influenced, the production requirement of integration of pressing, milling and code disc cannot be realized, and the working efficiency of the whole production process is low;
and thirdly, after the product is pressed and molded, manual code disc is needed, then the product is placed into a special supporting plate working hole by a specially-assigned person and pushed into a grinding machine for milling, the milled product also needs manual code disc and transportation, the transportation frequency is frequent, a large amount of manpower is consumed, the pressing and milling are operated in different places, and the working efficiency is extremely low.
Disclosure of Invention
The invention aims to provide an integrated production process and a production system of an annular thin-wall powder product, which can realize the automatic integration of pressing, milling and code disc of the product, reduce the times of transferring and code disc, eliminate repeated labor, reduce labor consumption, greatly shorten the time of the whole production process and improve the working efficiency.
The technical scheme adopted by the invention is as follows:
an integrated production flow of annular thin-wall powder products comprises the following steps:
A. pressing and forming the product by adopting a hydraulic press;
B. transferring a press forming product:
arranging a slide A on one side of a hydraulic machine workbench, arranging a conveyor belt A at the lower end of the slide A, and keeping the tail end of the conveyor belt A level with the workbench of a drilling and milling machine;
pushing the press-formed product to a slideway A from a hydraulic machine workbench by using a push plate, and conveying the product to a drilling and milling machine workbench after sequentially passing through the slideway A and a conveyor belt A;
C. milling and grinding the product by a milling and drilling machine;
D. transferring a milling product:
a slide way B is arranged below a workbench of the drilling and milling machine, a conveyor belt B is arranged at the lower end of the slide way B, and the tail end of the conveyor belt B is level with the workbench of the automatic code disc machine;
the milled product is pushed to a slideway B by a guide wheel from a milling and drilling machine workbench, the qualified product is conveyed to an automatic code stacking machine workbench after sequentially passing through the slideway B and a conveyor belt B, and the cracked defective product falls like a waste bucket from a waste material leakage hole on the slideway B;
e: code disc:
after milling, products sequentially enter the track of the automatic code stacking machine, and the automatic code stacking machine counts the number of the products entering the track;
when the track is filled with the products, a grabbing type manipulator of the automatic code disc machine moves to the position above the track to grab and pack the products; the product grabbing process of the grabbing type manipulator is as follows: firstly, moving a grabbing type manipulator to the position above a track, wherein a plurality of groups of manipulators arranged on the grabbing type manipulator side by side sequentially correspond to products in a one-to-one mode, and two clamping arms of each group of manipulators are respectively positioned above middle holes of two adjacent products; then, the grabbing type mechanical arms descend, the two clamping arms of each group of mechanical arms are folded, and the side walls corresponding to the adjacent sides of the two products are clamped together; and finally, the grabbing type mechanical arm transfers the clamped product into the box body to be coded.
Further, the step C comprises the following steps:
c 1: the upper surface of the product is rubbed by using an elastic guide wheel, and the rotating elastic guide wheel drives the product to move backwards and forwards on a workbench of a drilling and milling machine;
c 2: the product enters a space between a drilling and milling machine working platform and a bowl-shaped grinding disc for milling and grinding, and meanwhile, the product is pushed by the front product to continuously move towards the rear of the drilling and milling machine working platform;
c 3: the product moves backwards to completely leave the milling surface of the bowl-shaped millstone, and falls into the slideway B under the push of the front product.
A production system for the integrated production flow of the annular thin-wall powder product comprises a pressing forming mechanism, a milling and grinding mechanism and an automatic code disc mechanism, wherein the rear end of the pressing forming mechanism is connected with the front end of the milling and grinding mechanism through a first conveying mechanism, and the rear end of the milling and grinding mechanism is connected with the automatic code disc mechanism through a second conveying mechanism; the press forming mechanism comprises a hydraulic machine and a transfer platform arranged at a discharge port of the hydraulic machine, and the front edge of the transfer platform is connected with the first conveying mechanism; be equipped with push mechanism between hydraulic press and the transport platform, push mechanism includes cylinder and push pedal, and the cylinder body is fixed to be set up on the hydraulic press, and the cylinder piston rod sets up along the fore-and-aft direction, and the terminal fixed connection push pedal rear end face of cylinder piston rod, push pedal and transport platform up end sliding connection.
Furthermore, the milling and grinding mechanism comprises a base, a second conveyor belt, a conveying mechanism and a milling and grinding machine are arranged on the base, the milling and grinding machine comprises a machine body, a milling and grinding tool and a workbench tool are arranged above and below the machine body, the milling and grinding tool comprises a main shaft and a grinding disc installed at the bottom end of the main shaft, the workbench tool comprises a feeding support plate and limiting plates arranged on two sides of the feeding support plate, the grinding disc is positioned above the feeding support plate, and the vertical distance between the grinding disc and the feeding support plate is matched with the height of the thin-wall powder product; the second conveyor belt is arranged on the base through a conveyor belt support, the feeding supporting plate is arranged on the base through a supporting plate support, the front end of the second conveyor belt is connected with an upstream equipment outlet, the rear end of the second conveyor belt is connected with the front end of the feeding supporting plate, the rear end of the feeding supporting plate is connected with a downstream equipment inlet through a second conveying mechanism, the conveying mechanism is positioned above the rear end of the second conveyor belt, and the vertical distance between the conveying mechanism and the upper end surface of the second conveyor belt is matched with the height of the thin-wall powder product; and the feeding supporting plate is provided with a material leaking hole matched with the size of the thin-wall powder product, the material leaking hole is positioned right below the grinding disc, and the second conveying mechanism is arranged below the material leaking hole.
Furthermore, the conveying mechanism comprises a supporting frame and a transmission motor which are arranged on the base, a first transmission gear, a second transmission gear and an elastic guide wheel are arranged on the supporting frame, the transmission of the driving motor is connected with the first transmission gear, the first transmission gear is meshed with the second transmission gear, the second transmission gear is connected with the elastic guide wheel through a floating shaft in a transmission mode, the elastic guide wheel is located above the second conveying belt, and the linear distance between the elastic guide wheel and the upper end face of the second conveying belt is matched with the height of the thin-wall powder product.
Further, the width of the wheel surface of the elastic guide wheel is 2.5 to 3 times of the diameter of the end surface of the thin-wall powder product.
Furthermore, the supporting plate bracket adopts an arch bridge structure with the upper end surface being a horizontal plane.
Furthermore, the first conveying mechanism comprises a transfer slide way, a first conveyor belt and a first slide way, the upper end of the transfer slide way is connected with the transfer platform, the lower part of the transfer slide way is connected with the front end of the first conveyor belt, the height of the rear end of the first conveyor belt is higher than that of the front end of the second conveyor belt, and the rear end of the first conveyor belt is connected with the front end of the second conveyor belt through the first slide way; limiting baffles are arranged on two sides of the transfer slide way, and the distance between the two limiting baffles is matched with the edge length of the front end of the transfer platform; first baffles are arranged on two sides of the first slide way, and the horizontal distance between the two first baffles is matched with the diameter of the end face of the thin-wall powder product.
Furthermore, the second conveying mechanism comprises a second slide and a third conveying belt, the front end of the second slide is located below the material leaking hole, the rear end of the second slide is connected with the front end of the third conveying belt, the rear end of the third conveying belt is connected with the automatic code disc mechanism, and the heights of the front end of the second slide, the rear end of the second slide and the front end of the third conveying belt are sequentially reduced.
Furthermore, second baffles are arranged on two sides of the second slideway, and the horizontal distance between the two second baffles is matched with the diameter of the end face of the thin-wall powder product; and a waste material leaking hole is formed in the second slide way along the central line direction, the sliding direction of the thin-wall powder product on the second slide way is the length direction, the direction perpendicular to the length direction is the width direction, the length of the waste material leaking hole along the length direction is 0.7-0.8 times of the end face diameter of the thin-wall powder product, and the length of the waste material leaking hole along the width direction is 0.75-0.9 times of the end face diameter of the thin-wall powder product.
The invention has the following beneficial effects:
(1) the continuous production flow integrating the pressing forming, milling and grinding and automatic code disc integration realizes the integrated production of products, reduces the times of transferring and code disc stacking, eliminates repeated labor, reduces the labor consumption, greatly shortens the time of the whole production process, and improves the working efficiency;
(2) the pressing, grinding and code disc automatic integration of the powder product is realized by integrating the pressing and forming mechanism, the milling and grinding mechanism and the automatic code disc mechanism and arranging the conveying and transferring equipment between the two adjacent mechanisms, so that the labor consumption is reduced, and the working efficiency is improved;
(3) the waste material leaking holes are formed in the second slide way, so that broken waste materials can leak from the waste material leaking holes in the milling process, the waste materials are removed and cleaned in time, the waste materials are prevented from entering a downstream process to be stacked to influence the normal operation of the downstream process, the efficient and reliable operation of the whole production and manufacturing process is guaranteed, and the working efficiency is indirectly improved;
(4) the product is automatically conveyed to a position between the feeding supporting plate and the grinding disc for milling by the arrangement of the second conveying belt and the conveying mechanism, the product is driven to continuously advance while being milled by the driving force of the conveying mechanism to the product, and the product automatically falls from the material leaking hole to be conveyed to the downstream equipment after advancing to the position below the grinding disc, so that the traditional double-end-face milling mode is replaced, the product pressed by the upstream equipment is automatically conveyed and milled, the acting force is mild during milling, the product is not easy to damage, the product after compression molding can be directly milled without a curing program, the process time is shortened while the automatic milling and transferring of the product are realized, the production efficiency is improved, the product qualification rate is improved, and the material waste is reduced;
(5) by adopting the bowl-shaped diamond grinding disc, the milled product can leave the lower end face of the grinding disc in time and fall down from the material leakage hole, so that the product is prevented from being ground and accumulated due to bidirectional stress when being positioned below the grinding disc, the product qualification rate is further improved, and the material waste is reduced;
(6) the elastic guide wheel is arranged above the second transmission belt, and the friction force of the elastic guide wheel is utilized to drive the product to move from the second transmission belt to the feeding supporting plate, so that the hard acting force between the transmission mechanism and the product is avoided while the transmission effect is realized, and the fracture probability of the product is further reduced;
(7) by arranging the floating shaft, the contact between the elastic guide wheel and the product is elastic contact, the pressure applied to the product by the elastic guide wheel is reduced while the force application and transmission of the product are ensured, and the product is prevented from being crushed;
(8) through setting up the layer board support into arch bridge construction, improve the bearing performance of layer board support, avoid taking place deformation when milling between the layer board, the reliable steady operation of the whole mechanism that mills is ensured indirectly.
Drawings
FIG. 1 is a flow chart of the production flow in the present invention;
FIG. 2 is a schematic view of the construction of the production system of the present invention;
fig. 3 is a schematic structural diagram of the grasping type robot in fig. 2.
Description of reference numerals:
1. a press forming mechanism; 2. an automatic code disc mechanism; 3. an elastic guide wheel; 4. side pressing plates; 5. a base; 6. a drive motor; 7. drilling and milling machines; 8. a third conveyor belt; 9. a second slideway; 10. a pallet support; 11. feeding a supporting plate; 12. a grinding disc; 13. a conveyor belt support; 14. a second conveyor belt; 15. a first slideway; 16. a first conveyor belt; 17. a transfer chute; 18. pushing the plate; 19. a gripping manipulator; 19a, a clamp arm; 20. a transfer platform.
Detailed Description
For a better understanding of the present invention, the technical solutions of the present invention are further described below with reference to the accompanying drawings.
As shown in figure 1, the invention discloses an integrated production process and a production system of an annular thin-wall powder product, which comprises the following steps:
A. pressing and forming the product by adopting a hydraulic press;
B. transferring a press forming product:
arranging a slide A on one side of a hydraulic press workbench, arranging a conveyor belt A at the lower end of the slide A, and keeping the tail end of the conveyor belt A level with the workbench of the milling and drilling machine 7;
pushing the press-formed product to a slideway A from a hydraulic machine workbench by using a push plate, and conveying the product to a drilling and milling machine workbench after sequentially passing through the slideway A and a conveyor belt A;
C. milling and grinding the product by a milling and drilling machine; the method specifically comprises the following steps:
c 1: the upper surface of the product is rubbed by using an elastic guide wheel, and the rotating elastic guide wheel drives the product to move backwards and forwards on a workbench of a drilling and milling machine;
c 2: the product enters a space between a drilling and milling machine working platform and a bowl-shaped grinding disc for milling and grinding, and meanwhile, the product is pushed by the front product to continuously move towards the rear of the drilling and milling machine working platform;
c 3: the product moves backwards to completely leave the milling surface of the bowl-shaped millstone, and falls into the slideway B under the push of the front product.
D. Transferring a milling product:
a slide way B is arranged below a workbench of the drilling and milling machine, a conveyor belt B is arranged at the lower end of the slide way B, and the tail end of the conveyor belt B is level with the workbench of the automatic code disc machine;
the milled product is pushed to a slideway B by a guide wheel from a milling and drilling machine workbench, the qualified product is conveyed to an automatic code stacking machine workbench after sequentially passing through the slideway B and a conveyor belt B, and the cracked defective product falls like a waste bucket from a waste material leakage hole on the slideway B;
e: code disc:
after milling, products sequentially enter the track of the automatic code stacking machine, and the automatic code stacking machine counts the number of the products entering the track;
when the track is filled with the products, a grabbing type manipulator of the automatic code disc machine moves to the position above the track to grab and pack the products; the product grabbing process of the grabbing type manipulator is as follows: firstly, moving a grabbing type manipulator to the position above a track, wherein a plurality of groups of manipulators arranged on the grabbing type manipulator side by side sequentially correspond to products in a one-to-one mode, and two clamping arms of each group of manipulators are respectively positioned above middle holes of two adjacent products; then, the grabbing type mechanical arms descend, the two clamping arms of each group of mechanical arms are folded, and the side walls corresponding to the adjacent sides of the two products are clamped together; and finally, the grabbing type mechanical arm transfers the clamped product into the box body to be coded.
As shown in FIG. 2, the invention also discloses a production system for the production process, which comprises a press forming mechanism 1, a milling mechanism and an automatic code disc mechanism 2, wherein the rear end of the press forming mechanism 1 is connected with the front end of the milling mechanism through a first conveying mechanism, and the rear end of the milling mechanism is connected with the front end of the automatic code disc mechanism 2 through a second conveying mechanism. The press forming mechanism 1 comprises a hydraulic press and a transfer platform 20 arranged at a discharge port of the hydraulic press, and the front edge of the transfer platform 20 is connected with a first conveying mechanism; be equipped with push mechanism between hydraulic press and the transport platform 20, push mechanism includes cylinder and push pedal 18, and the cylinder body is fixed to be set up on the hydraulic press, and the cylinder piston rod sets up along the fore-and-aft direction, and 18 rear end faces of cylinder piston rod end fixed connection push pedal, push pedal 18 are at transport platform 20 up end sliding connection.
The press forming mechanism 1 preferably adopts a four-column hydraulic press, the drilling and milling machine 7 preferably adopts a model ZX7050/I, the automatic code disc mechanism 2 adopts an automatic code disc machine, the automatic code disc machine comprises a grabbing mechanical arm, the grabbing mechanical arm adopts a clamping mechanical arm 19, and a traditional external-bracing mechanical arm adopts a mode of opening and grabbing an inner hole of a thin-wall powder support, so that the thin-wall powder product is very easy to break, as shown in fig. 3, the clamping mechanical arm 19 adopted in the invention clamps one side edge of the product in a clamping mode of drawing in two clamping arms 19a, or the adjacent side edges of two adjacent products are clamped together in a back-to-back mode to clamp the two products simultaneously, so that the damage to the products is effectively avoided, and the yield of the products is effectively improved.
The first conveying mechanism comprises a transfer slide way 17, a first conveying belt 16 and a first slide way 15, the upper end of the transfer slide way 17 is connected with a transfer platform 20, the front end of the first conveying belt 16 is connected below the transfer slide way 17, the height of the rear end of the first conveying belt 16 is higher than that of the front end of the second conveying belt 14, and the rear end of the first conveying belt 16 is connected with the front end of the second conveying belt 14 through the first slide way 15.
The second conveying mechanism comprises a second slide 9 and a third conveying belt 8, the front end of the second slide 9 is located below the material leaking hole, the rear end of the second slide 9 is connected with the front end of the third conveying belt 8, the rear end of the third conveying belt is connected with the automatic code disc mechanism 2, and the heights of the front end of the second slide 9, the rear end of the second slide 9 and the front end of the third conveying belt are sequentially reduced.
In order to prevent the products from sliding out, limiting baffle plates are arranged on two sides of the transfer slide way 17, the distance between the two limiting baffle plates is matched with the length of the front end edge of the transfer platform 20, first baffle plates are arranged on two sides of the first slide way 15, the horizontal distance between the two first baffle plates is matched with the end face diameter of the thin-wall powder product, second baffle plates are arranged on two sides of the second slide way 9, the horizontal distance between the two second baffle plates is matched with the end face diameter of the thin-wall powder product, and conveyor belt baffle plates are arranged at two ends of the first conveyor belt 16 and the second conveyor belt 14 respectively.
The height of the transfer baffle, the first baffle, the second baffle and the conveyor belt baffle is set to be 2/3 times of the height of the thin-wall powder product, so that the thin-wall powder product can be prevented from being separated from the slide way in the sliding process.
The second slideway 9 is provided with a waste material leaking hole along the central line direction, the sliding direction of the thin-wall powder product on the second slideway 9 is the length direction, the direction perpendicular to the length direction is the width direction, the length of the waste material leaking hole along the length direction is 0.7 to 0.8 times of the diameter of the end face of the thin-wall powder product, and the length of the waste material leaking hole along the width direction is 0.75 to 0.9 times of the diameter of the end face of the thin-wall powder product.
The milling and grinding mechanism comprises a base 5, a second conveyor belt 14, a conveying mechanism and a milling and grinding machine 7 are arranged on the base 5, the milling and grinding machine 7 comprises a machine body, a milling and grinding tool and a workbench tool are arranged on the machine body in an up-down mode, the milling and grinding tool comprises a main shaft and a grinding disc 12 installed at the bottom end of the main shaft, the workbench tool comprises a feeding supporting plate 11 and limiting plates arranged on two sides of the feeding supporting plate, the grinding disc 12 is located above the feeding supporting plate 11, and the vertical distance between the grinding disc 12 and the feeding supporting plate 11 is matched with the height of. The grinding disc 12 is a bowl-shaped diamond grinding disc, the grinding disc 12 is in a bowl shape with a downward opening, the lower end surface of the grinding disc 12 is a milling surface, and 40-50# diamond is plated on the milling surface; the milling surface is annular, the outer diameter of the milling surface is 2.5 to 3 times of the diameter of the end face of the thin-wall powder product, and the difference between the outer diameter and the inner diameter of the milling surface, namely the annular width of the milling surface is 5 to 6 times of the wall thickness of the thin-wall powder product.
The conveying mechanism comprises a supporting frame and a transmission motor 6 which are arranged on a base 5, the supporting frame comprises two side pressing plates 4, the two side pressing plates 4 are respectively positioned at two sides of a second conveying belt 14, and two ends of an elastic guide wheel 3 are respectively and rotatably connected to the two side pressing plates 4; an output shaft of the transmission motor 6 is in transmission connection with a first transmission gear, a second transmission gear is meshed above the first transmission gear, the second transmission gear is in transmission connection with an elastic guide wheel 3 through a floating shaft, the elastic guide wheel 3 is located above a second transmission belt 14, the width of the wheel face of the elastic guide wheel 3 is 2.5-3 times of the diameter of the end face of the thin-wall powder product, the radial length of the elastic guide wheel 3 is 160mm, and the linear distance between the elastic guide wheel 3 and the upper end face of the second transmission belt 14 is matched with the height of the thin-wall powder product. The wheel face of the elastic guide wheel 3 is preferably made of soft fiber magic tape, the floating shaft is connected with a spring, the other end of the spring is connected onto the side pressing plate 4 through an adjusting bolt, the working pressure of the elastic guide wheel 3 adjusts the compression amount of the compression spring by means of the adjusting bolt, so that the center distance between the first transmission gear and the second transmission gear is guaranteed to float, and the product is transferred to the next station under the condition that the product is not crushed.
The second conveyor belt 14 is arranged on the base 5 through a conveyor belt bracket 13, and the feeding supporting plate 11 is arranged on the base 5 through a supporting plate bracket 10, wherein the supporting plate bracket 10 adopts an arch bridge structure with the upper end surface being a horizontal plane, and the arch bridge structure improves the bearing capacity and the deformation resistance of the supporting plate bracket 10. The second conveyor belt 14 has a length that is at least as long as it can simultaneously accommodate seven thin-walled powder articles, i.e. a length not less than seven times the diameter of the end face of the thin-walled powder article,
the front end of a second conveyor belt 14 is connected with an upstream equipment outlet, the rear end of the second conveyor belt 14 is connected with the front end of a feeding supporting plate 11, the rear end of the feeding supporting plate 11 is connected with a downstream equipment inlet through a second conveying mechanism, an elastic guide wheel 3 is positioned above the rear end of the second conveyor belt 14, and the vertical distance between the lower end surface of the elastic guide wheel 3 and the upper end surface of the second conveyor belt 14 is matched with the height of the thin-wall powder product; the feeding supporting plate 11 is provided with a material leaking hole matched with the size of the thin-wall powder product, the diameter of the material leaking hole is preferably 30mm to 50mm larger than the diameter of the end face of the thin-wall powder product, the material leaking hole is positioned under the grinding disc 12, namely the middle point of the material leaking hole is superposed with the central line of the main shaft of the grinding disc 12, and the second conveying mechanism is arranged below the material leaking hole.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes, modifications and substitutions can be made therein without departing from the spirit and scope of the embodiments of the present invention.
Claims (9)
1. An integrated production flow of annular thin-wall powder products is characterized in that: the method comprises the following steps:
A. pressing and forming the product by adopting a hydraulic press;
B. transferring a press forming product:
arranging a slide A on one side of a hydraulic machine workbench, arranging a conveyor belt A at the lower end of the slide A, and keeping the tail end of the conveyor belt A level with the workbench of a drilling and milling machine;
pushing the press-formed product to a slideway A from a hydraulic machine workbench by using a push plate, and conveying the product to a drilling and milling machine workbench after sequentially passing through the slideway A and a conveyor belt A;
C. the milling and grinding of the product by adopting a milling and drilling machine comprises the following steps:
c 1: the upper surface of the product is rubbed by using an elastic guide wheel, and the rotating elastic guide wheel drives the product to move backwards and forwards on a workbench of a drilling and milling machine;
c 2: the product enters a space between a drilling and milling machine working platform and a bowl-shaped grinding disc for milling and grinding, and meanwhile, the product is pushed by the front product to continuously move towards the rear of the drilling and milling machine working platform; the grinding disc is a bowl-shaped diamond grinding disc, the grinding disc is in a bowl shape with a downward opening, the lower end face of the grinding disc is a milling and grinding face, the milling and grinding face is in a ring shape, the outer diameter of the milling and grinding face is 2.5-3 times of the diameter of the end face of the thin-wall powder product, and the ring width of the milling and grinding face is 5-6 times of the wall thickness of the thin-wall powder product; the milling and drilling machine working platform comprises a material feeding and supporting plate, a grinding disc is positioned above the material feeding and supporting plate, the material feeding and supporting plate is provided with a material leaking hole matched with the size of the thin-wall powder product, and the material leaking hole is positioned right below the grinding disc;
c 3: the product moves backwards until completely leaving the milling surface of the bowl-shaped grinding disc, and falls into the slideway B from the material leakage hole under the push of the product in front;
D. transferring a milling product:
a slide way B is arranged below a workbench of the drilling and milling machine, a conveyor belt B is arranged at the lower end of the slide way B, and the tail end of the conveyor belt B is level with the workbench of the automatic code disc machine;
the milled product is pushed to a slideway B by a guide wheel from a milling and drilling machine workbench, the qualified product is conveyed to an automatic code stacking machine workbench after sequentially passing through the slideway B and a conveyor belt B, and the cracked defective product falls like a waste bucket from a waste material leakage hole on the slideway B;
e: code disc:
after milling, products sequentially enter the track of the automatic code stacking machine, and the automatic code stacking machine counts the number of the products entering the track;
when the track is filled with the products, a grabbing type manipulator of the automatic code disc machine moves to the position above the track to grab and pack the products; the product grabbing process of the grabbing type manipulator is as follows: firstly, moving a grabbing type manipulator to the position above a track, wherein a plurality of groups of manipulators arranged on the grabbing type manipulator side by side sequentially correspond to products in a one-to-one mode, and two clamping arms of each group of manipulators are respectively positioned above middle holes of two adjacent products; then, the grabbing type mechanical arms descend, the two clamping arms of each group of mechanical arms are folded, and the side walls corresponding to the adjacent sides of the two products are clamped together; and finally, the grabbing type mechanical arm transfers the clamped product into the box body to be coded.
2. A production system for an integrated production flow of annular thin-walled powder articles according to claim 1, characterized in that: the automatic code disc stacking mechanism comprises a pressing forming mechanism, a milling and grinding mechanism and an automatic code disc mechanism, wherein the rear end of the pressing forming mechanism is connected with the front end of the milling and grinding mechanism through a first conveying mechanism, and the rear end of the milling and grinding mechanism is connected with the automatic code disc mechanism through a second conveying mechanism; the press forming mechanism comprises a hydraulic machine and a transfer platform arranged at a discharge port of the hydraulic machine, and the front edge of the transfer platform is connected with the first conveying mechanism; be equipped with push mechanism between hydraulic press and the transport platform, push mechanism includes cylinder and push pedal, and the cylinder body is fixed to be set up on the hydraulic press, and the cylinder piston rod sets up along the fore-and-aft direction, and the terminal fixed connection push pedal rear end face of cylinder piston rod, push pedal and transport platform up end sliding connection.
3. The system for producing annular thin-walled powder articles according to claim 2, wherein: the milling and grinding mechanism comprises a base, a second conveyor belt, a conveying mechanism and a drilling and milling machine are arranged on the base, the drilling and milling machine comprises a machine body, a milling and grinding tool and a workbench tool are arranged on the machine body from top to bottom, the milling and grinding tool comprises a main shaft and a grinding disc installed at the bottom end of the main shaft, the workbench tool comprises a feeding part and limiting plates arranged on two sides of a feeding supporting plate, the grinding disc is positioned above the feeding supporting plate, and the vertical distance between the grinding disc and the feeding supporting plate is matched with the height of the thin-wall; the second conveyor belt is arranged on the base through a conveyor belt support, the feeding supporting plate is arranged on the base through a supporting plate support, the front end of the second conveyor belt is connected with an upstream equipment outlet, the rear end of the second conveyor belt is connected with the front end of the feeding supporting plate, the rear end of the feeding supporting plate is connected with a downstream equipment inlet through a second conveying mechanism, the conveying mechanism is positioned above the rear end of the second conveyor belt, and the vertical distance between the conveying mechanism and the upper end surface of the second conveyor belt is matched with the height of the thin-wall powder product; and the feeding supporting plate is provided with a material leaking hole matched with the size of the thin-wall powder product, the material leaking hole is positioned right below the grinding disc, and the second conveying mechanism is arranged below the material leaking hole.
4. The annular thin-walled powder article production system according to claim 3, characterized in that: the conveying mechanism comprises a supporting frame and a transmission motor which are arranged on the base, a first transmission gear, a second transmission gear and an elastic guide wheel are arranged on the supporting frame, the transmission of the driving motor is connected with the first transmission gear, the first transmission gear is meshed with the second transmission gear, the second transmission gear is connected with the elastic guide wheel through a floating shaft in a transmission mode, the elastic guide wheel is located above the second conveying belt, and the linear distance between the elastic guide wheel and the upper end face of the second conveying belt is matched with the height of the thin-wall powder product.
5. The annular thin-walled powder article production system according to claim 4, characterized in that: the width of the wheel surface of the elastic guide wheel is 2.5 to 3 times of the diameter of the end surface of the thin-wall powder product.
6. The annular thin-walled powder article production system according to claim 3, characterized in that: the supporting plate bracket adopts an arch bridge structure with the upper end surface being a horizontal plane.
7. The system for producing annular thin-walled powder articles according to claim 2, wherein: the first conveying mechanism comprises a transfer slide way, a first conveyor belt and a first slide way, the upper end of the transfer slide way is connected with a transfer platform, the lower part of the transfer slide way is connected with the front end of the first conveyor belt, the height of the rear end of the first conveyor belt is higher than that of the front end of the second conveyor belt, and the rear end of the first conveyor belt is connected with the front end of the second conveyor belt through the first slide way; limiting baffles are arranged on two sides of the transfer slide way, and the distance between the two limiting baffles is matched with the edge length of the front end of the transfer platform; first baffles are arranged on two sides of the first slide way, and the horizontal distance between the two first baffles is matched with the diameter of the end face of the thin-wall powder product.
8. The system for producing annular thin-walled powder articles according to claim 2, wherein: the second conveying mechanism comprises a second slide and a third conveying belt, the front end of the second slide is located below the material leaking hole, the rear end of the second slide is connected with the front end of the third conveying belt, the rear end of the third conveying belt is connected with the automatic code disc mechanism, and the heights of the front end of the second slide, the rear end of the second slide and the front end of the third conveying belt are sequentially reduced.
9. The system for producing annular thin-walled powder articles according to claim 8, wherein: second baffles are arranged on two sides of the second slideway, and the horizontal distance between the two second baffles is matched with the diameter of the end face of the thin-wall powder product; and a waste material leaking hole is formed in the second slide way along the central line direction, the sliding direction of the thin-wall powder product on the second slide way is the length direction, the direction perpendicular to the length direction is the width direction, the length of the waste material leaking hole along the length direction is 0.7-0.8 times of the end face diameter of the thin-wall powder product, and the length of the waste material leaking hole along the width direction is 0.75-0.9 times of the end face diameter of the thin-wall powder product.
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| US6832735B2 (en) * | 2002-01-03 | 2004-12-21 | Nanoproducts Corporation | Post-processed nanoscale powders and method for such post-processing |
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| KR20010074199A (en) * | 2001-04-09 | 2001-08-04 | 백운규 | Synthesis of nano size Cerium Oxide by Glycothermal Processing |
| CN205906674U (en) * | 2016-08-07 | 2017-01-25 | 王靖喜 | Conveying material -guiding device for fireproof material production line |
| CN107380989A (en) * | 2017-06-06 | 2017-11-24 | 河南中南工业有限责任公司 | A kind of superhard material component automatic production line |
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