CN111446826A - Automatic machining process of die-cast aluminum rotor of ceiling fan motor - Google Patents
Automatic machining process of die-cast aluminum rotor of ceiling fan motor Download PDFInfo
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- CN111446826A CN111446826A CN202010254053.1A CN202010254053A CN111446826A CN 111446826 A CN111446826 A CN 111446826A CN 202010254053 A CN202010254053 A CN 202010254053A CN 111446826 A CN111446826 A CN 111446826A
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
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Abstract
The invention discloses an automatic processing technology of a die-cast aluminum rotor of a ceiling fan motor, which comprises the following steps: pouring an aluminum alloy material into the smelting furnace, and heating to a set temperature; die-casting the motor rotor by a die-casting die; the workpiece taking robot takes out the motor rotor with the material handle after the die is opened from the die-casting die and puts the motor rotor into a punch; the punch presses the material handles to be cut off from the motor rotors, the cut material handles fall down from the punch presses and are transferred to the conveying belt, the material handles are automatically returned to the melting furnace through the conveying belt, and meanwhile, the motor rotors which are cut off in the punch presses are taken out by the palletizing robot and orderly stacked on the material receiving frame; the steps are repeated, continuous automatic production of the motor rotor is achieved, automatic production that die castings are taken down from die casting molding and moved to a punch press, material handles are punched, punched motor rotors are orderly stacked, and the material handles are returned to a smelting furnace is achieved, production efficiency is high, furnace temperature fluctuation is small, and production yield is high.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to an automatic processing technology of a die-cast aluminum rotor of a ceiling fan motor.
[ background of the invention ]
The aluminum rotor of the ceiling fan motor is usually die-cast by a die casting machine, and then is machined after a water gap is removed. The die-casting production of the existing motor aluminum rotor is usually the production of a manually operated die-casting machine, and the die temperature is reduced due to the rest of personnel in each shift, so that the die temperature is unstable, the temperature fluctuation is large, and the defective rate of an aluminum rotor casting is high. And the motor aluminum rotor that current ceiling fan trade motor aluminum rotor die casting die-cast came out often has warp to warp badly, and closely knit inadequately, the uneven scheduling problem of gravity of each part, the mode temperature unstability more can lead to the aggravation of above-mentioned problem, the closely knit nature is not good produces electromagnetic noise easily, the uneven production that also leads to ceiling fan motor during operation noise that easily of gravity, and die casting die generally adopts the side direction to advance to water, side direction die-casting pressure is too big, there are a lot of products to have slight ellipse behind the foundry goods shaping, follow-up car processing can one side car many and another side car is few, can lead to rotor gravity inequality and the noise of production equally. After motor aluminum rotor die-casting shaping, take out the die casting through artifical in following the die casting machine, at this moment the die casting includes motor aluminum rotor and material handle two parts, treat the die casting temperature and drop the back, the rethread is artifical to be assisted with certain clamp tool and will be expected the handle and roll over from motor aluminum rotor, and because expect that the handle is located motor aluminum rotor's side, easy fixed, it is fixed through pressing from both sides the tool admittedly to expect the handle usually, break motor aluminum rotor again and make the two break from the junction, this kind of production mode leads to motor aluminum rotor to warp easily, finally lead to the production of rotor noise.
In addition, after the material handle is broken off, the material handle is generally manually collected and then is recycled, and because the smelting furnace temperature is very high, the manual feeding working strength is high during recycling, the feeding weight quantity is different at every time, the smelting furnace temperature is fluctuated up and down, and after a large amount of material handles are added suddenly, the temperature can drop suddenly, and the good product rate can be reduced through the operations.
Due to the limitation of the existing manufacturing process, the existing die-casting die for the aluminum rotor of the motor is usually of a structure so as to reduce the probability of defective products, and a certain company tries to make a second die-casting die, but the technical difficulty is not overcome all the time, and the defects are too high and fail.
The existing production mode of the motor aluminum rotor requires manpower, the working strength of production personnel is high, the production efficiency is low, and the yield of the motor aluminum rotor is low, so that the quality stability of the motor aluminum rotor machined by follow-up turning is poor.
The present invention has been made based on such a situation.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art, and provides an automatic machining process of a die-cast aluminum rotor of a ceiling fan motor, which has the characteristics of low labor cost, low labor intensity, high production efficiency and yield, good quality of die-cast aluminum rotors of the motor and stable quality.
The invention is realized by the following technical scheme:
the automatic machining process of the die-cast aluminum rotor of the ceiling fan motor is characterized by comprising the following steps of:
A. pouring an aluminum alloy material into the smelting furnace, and heating to a set temperature;
B. die-casting the motor rotor by a die-casting die in a die-casting machine;
C. opening the die after die-casting molding to obtain a motor rotor with a material handle, arranging a workpiece taking robot and a punch on one side of a die-casting machine, and controlling the workpiece taking robot to take the motor rotor with the material handle out of a die-casting die through a control system and putting the motor rotor into the punch;
D. arranging a conveying belt between a punch and a smelting furnace, punching and cutting a material handle from a motor rotor by the punch, enabling the cut material handle to fall down from the punch and rotate to the conveying belt, automatically returning the cut material handle to the smelting furnace through the conveying belt, arranging a material receiving frame and a stacking robot on one side of the punch, and controlling the stacking robot to take out the punched motor rotor in the punch and sequentially stack the motor rotor on the material receiving frame by a control system;
E. and repeating the steps A to D to realize continuous automatic production of the motor rotor.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: when the motor rotor needs to be placed into the insert during die-casting production, in the step B, the insert conveying table is arranged on one side of the die-casting machine, the inserts are placed in sequence, before die-casting die closing, the insert is grabbed from the insert conveying table through the piece taking robot and placed into the die-casting die, and then the die-casting die is closed again for production.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the die casting die comprises a fixed die and a movable die, wherein an annular cavity for forming a motor rotor is arranged between the fixed die and the movable die, a sprue is arranged on the fixed die, a sprue feeding channel which is communicated with the sprue feeding channel and is used for feeding is arranged between the sprue feeding channel and the cavity, the sprue feeding channel comprises an annular channel which is positioned on the annular inner side of the cavity, a central channel is arranged in front of the annular channel, the central channel, the annular channel and the cavity are coaxially arranged, a plurality of branch channels which are arranged around the central channel and are connected from front to back are arranged between the rear end of the central channel and the annular channel at intervals in the circumferential direction, the plurality of branch channels are diverged from the middle to outside around the central channel, a plurality of branch ports which are connected with the annular channel and the cavity are arranged between the annular channel and the cavity at intervals in the circumferential direction, the branch ports are connected on the inner ring side, the initial runner is arranged in the fixed die, the flow dividing port, the annular runner, the flow dividing channel and the central runner are arranged between the fixed die and the movable die, and the molded material handle and the molded motor rotor of the cavity are separated from the fixed die together with the movable die when the die is opened.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the punch press includes the base, be equipped with the positioning seat that is used for location and supports electric motor rotor on the base, be equipped with on the positioning seat relative from top to bottom with the material handle and from the last blanking hole that down runs through to the base bottom, the positioning seat top is equipped with the die that is used for die-cut a plurality of diffluence pass departments fashioned fourth material handle down simultaneously, the base below is equipped with and can catches the blanking handle that the blanking hole fell and the baffle box of feed handle lateral roll-off, the baffle box is from last down slant conveyer belt and lower extreme be located the conveyer belt top, the conveyer belt sets up from baffle box one end toward smelting pot one end slant.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the die cavity, the flow dividing port, the annular flow passage, the flow dividing passage, the central flow passage and the initial flow passage are more than two sets, different initial flow passages are respectively connected with the sprue inlet, two positioning seats are arranged on the base, two corresponding stamping dies are arranged, and the guide chute stretches across the lower parts of the two blanking holes.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the fixed die is provided with a blocking boss which protrudes into the initial runner and blocks the initial runner and the central runner from the middle part, the initial runner is positioned at the outer side part of the blocking boss and is connected with the front end edge of the central runner, and a semi-annular connecting port is formed between the front end of the central runner and the initial runner.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the cover half includes cover half fixed plate and fixed die plate, the movable mould includes movable mould fixed plate and movable mould board, be equipped with the die on the fixed die plate, be equipped with on the movable mould board with die matched with terrace die, terrace die and die phase cooperation form die cavity, diffluence pass, annular runner, subchannel and central runner, be equipped with the thimble that can stretch into in the die cavity on the movable mould board, be equipped with between movable mould fixed plate and the movable mould board and be used for driving the roof that the thimble stretched into die cavity or retracted.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the sub-runners are arc-shaped.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the annular runner is ring-shaped, the plurality of sub-runners are uniformly distributed around the periphery of the central runner, and the plurality of sub-runners are uniformly distributed around the inner periphery of the cavity.
The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor is characterized in that: the pick-up robot and the stacking robot are six-axis robots.
Compared with the prior art, the invention has the following advantages:
1. the invention realizes the automatic production that the production process comprises the steps of die-casting forming, taking down die-casting parts from a die-casting die, moving the die-casting parts to a punch press, punching material handles, taking out the punched motor rotors from the punch press, orderly stacking the motor rotors, and returning the punched material handles to a smelting furnace one by one in time, has proper connection of all work stations, realizes full-automatic production, has high production efficiency, low labor cost and low labor intensity of production personnel, avoids the adverse effects of rest and feeding handles of the production personnel on the production process, can effectively reduce the furnace temperature fluctuation of the smelting furnace, improves the production yield, has consistent quantity and basically consistent weight of the feeding handles in the smelting furnace by each conveyer belt and less weight of the feeding handles in each time during continuous production, namely the quantity of the punching material handles in each time, has small fluctuation of the temperature of the smelting furnace, and can drop into the punch press immediately after the material handles are taken out of the die-casting die and return to the smelting furnace by the conveyer, the material handle has certain temperature higher than normal temperature when returning to the smelting pot, and one can reduce the fluctuation of smelting pot temperature from top to bottom, and the other can also reduce the energy consumption that the reheating needs, energy saving and emission reduction.
2. The invention can effectively reduce the furnace temperature fluctuation of the smelting furnace and improve the stability of die-casting formation by die-casting molding, taking down the die-casting piece from the die-casting die, moving the die-casting piece to the punch, punching the material handle and returning the punched material handle to the smelting furnace one by one and in time, thereby avoiding the adverse effect of production personnel on the production process, and through the balance design of the die-casting die, the stable furnace temperature can provide stable molten metal and keep the stability of the pouring pressure, after the molten metal enters the central flow passage, the material flows into the annular flow passage from different positions after being shunted by the central flow passage and being dispersed outwards from the center through different shunt ports, the material of the annular flow passage flows into the cavity from different positions of the circumference of the cavity through different shunt ports, from the central flow passage, the pouring pressure is from front to back, the rotor is divided into a plurality of strands from the center, the strands are evenly distributed outwards along the plurality of sub-runners, the strands are evenly transmitted into the cavity from different annular positions of the cavity after being buffered and balanced by the annular runners, the die-casting pressure is balanced and stable, and therefore the rotor has good production stability during continuous production, the quality of the motor rotor produced in batches is stable, the production yield is high, and the production efficiency is high.
3. When the die-casting forming machine is used for die-casting forming, the die-casting pressure is balanced, the internal stress of the formed motor rotor can be reduced, the deformation of the motor rotor is reduced, the motor rotor has more uniform material density in 360 degrees, the edge of a casting is more compact, the gravity is uniformly distributed, the roundness of the formed motor rotor is improved, the precision of subsequent turning is improved, and the noise of the motor rotor of the ceiling fan during rotation is reduced.
4. According to the die casting, the material handles and the fourth material handles connected with the motor rotor are uniformly distributed along the inner periphery of the motor rotor, and the material handles are removed by vertically punching the fourth material handles through the punch, so that the motor rotor is uniformly stressed in the punching process, and the punching deformation of the motor rotor can be avoided.
5. The invention is connected between the front end of the central runner and the initial runner through the semi-annular connecting port, when the die is opened after the die casting molding, the first material handle corresponding to the initial runner is left in the fixed die, the central runner, the shunt runner, the second material handle, the third material handle and the fourth material handle corresponding to the annular runner and the shunt port respectively and the motor rotor corresponding to the die cavity are separated outwards along with the movable die, because only part of the arc edge of the end part of the second material handle is connected with the first material handle, the second material handle and the first material handle can be well torn at the connection part in the separation process, the difficulty in die opening is avoided, simultaneously, because the die has higher die temperature during the die opening, the second material handle and the first material handle are both well torn at the semi-annular connection part, the pulling force acting on the second material handle is correspondingly reduced, and the force acting on the motor rotor through the second material handle is relatively uniformly dispersed, the motor rotor is prevented from being pulled and deformed when the die is opened.
6. The sub-runners are arc-shaped, so that molten metal in the central runner can flow to the annular runner more smoothly and uniformly from each sub-runner, and the uniformity of the molten metal flowing from the annular runner to the cavity is improved.
7. The die-casting die comprises a die cavity, a shunting port, an annular runner, a shunting runner, a central runner and an initial runner, the die-casting die is of a one-to-two structure, the positioning seat and the corresponding stamping die are of two sets, and the guide chute stretches across the lower parts of the two blanking holes so as to better correspond to the one-to-two die-casting die, one die opening corresponds to one die cutting, and the production efficiency is improved.
[ description of the drawings ]
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic structural view of an automated processing apparatus for an aluminum rotor of a ceiling fan motor;
FIG. 2 is a schematic view of a punch press;
FIG. 3 is a schematic structural view of the fixed mold and the movable mold in a flipped open state;
FIG. 4 is a left side view of the die casting mold;
FIG. 5 is a cross-sectional view taken along A-A of FIG. 4;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 7 is an enlarged view of a portion of FIG. 6 at C;
FIG. 8 is a schematic view of a blocking boss in the initial flow path;
FIG. 9 is a schematic structural view of a die-casting product inside a die after the die-casting die is die-cast in a one-to-two structure;
FIG. 10 is a reference view of the motor rotor with the charge holder after opening the mold;
fig. 11 is a reference view of the rotor of the motor.
[ detailed description ] embodiments
The invention is further described below with reference to the accompanying drawings:
the automatic processing equipment for the aluminum rotor of the ceiling fan motor shown in fig. 1 to 8 comprises a die-casting machine 81 and a smelting furnace 82, wherein a die-casting die for die-casting the motor rotor 15 is arranged in the die-casting machine 81, a punch press 9 capable of punching and dropping a material handle from the motor rotor 15 is arranged on one side of the die-casting machine 81, a workpiece taking robot 83 for taking out die-cast workpieces subjected to die-casting in the die-casting machine 81 and putting the die-cast workpieces into the punch press 9 is arranged between the die-casting machine 81 and the punch press 9, a conveying belt 85 for receiving the material handle punched by the punch press 9 and conveying the material handle into the smelting furnace 82 is arranged between the punch press 9 and the smelting furnace 82, a receiving robot 86 is arranged on one side of the punch press 9, a palletizing robot 84 for taking out the motor rotor 15 subjected to material handle removal in the material rack 9 and piling the material handle on the receiving rack 86 is arranged between the, the picking robot 83, the palletizing robot 84, the conveyer belt 85 and the punch press 9 are electrically connected with a control system 87.
The die casting die comprises a fixed die 10 and a movable die 20, an annular cavity 7 for molding a motor rotor is arranged between the fixed die 10 and the movable die 20, a sprue 1 is arranged on the fixed die 10, a sprue channel communicated with the sprue 1 and the cavity 7 and used for feeding is arranged between the sprue 1 and the cavity 7, the sprue channel comprises an annular channel 5 positioned on the annular inner side of the cavity 7, a central channel 3 is arranged in front of the annular channel 5, the central channel 3, the annular channel 5 and the cavity 7 are coaxially arranged, a plurality of branch channels 4 connected with the sprue channel and the sprue channel from front to back are arranged between the rear end of the central channel 3 and the annular channel 5 at intervals along the circumferential direction, the branch channels 4 are diverged from the middle to outside around the central channel 3, a plurality of branch ports 6 connected with the sprue channel and the sprue channel 5 are arranged between the annular channel 5 and the cavity 7 at intervals along the circumferential direction, an initial channel 2 connected with the sprue channel and the sprue channel is, the initial runner 2 is arranged in the fixed die 10, the flow dividing port 6, the annular runner 5, the flow dividing runner 4 and the central runner 3 are arranged between the fixed die 10 and the movable die 20, and the molded material handle and the molded motor rotor 15 of the cavity 7 are separated from the fixed die 10 together with the movable die 20 when the die is opened.
When in die-casting molding, molten metal flows into the initial runner 2 through the sprue 1 and flows from the initial runner 2 to the central runner 3; the materials are divided from the central flow passage 3 through the branch flow passages 4 from front to back, spread outwards from the center and flow into the annular flow passage 5 from different positions; the material in the annular flow passage 5 flows into the cavity 7 from different positions of the circumference of the cavity 7 through different branch ports 6 until the cavity 7 is filled and the pressure is maintained. From central runner 3 department, advance to water pressure from the front backward, and divide into the multistrand by the center and outwards distribute along a plurality of subchannel 4, pass to inside cavity 7 from the different annular position of cavity 7 after annular runner 5 cushions and balances, die-casting pressure is more balanced, reduce the internal stress of electric motor rotor after the shaping, reduce electric motor rotor's deformation, and make electric motor rotor 360 all have more even material density, the foundry goods edge is more closely knit, gravity distribution is even, improve the just circularity after electric motor rotor shaping, improve the precision of follow-up car processing, noise when reducing ceiling fan electric motor rotor and rotating.
The fixed die 10 comprises a fixed die fixing plate 101 and a fixed die plate 102, the movable die 20 comprises a movable die fixing plate 201 and a movable die plate 202, the fixed die plate 102 is provided with a female die 103, the movable die plate 202 is provided with a male die 203 matched with the female die 103, the female die 103 is provided with a die cavity groove 71, a sprue groove 61, an annular sprue groove 51, a sprue groove 41 and a central sprue hole 31 which respectively form a die cavity 7, a sprue 6, an annular sprue 5, a sprue 4 and a central sprue 3, the male die 203 and the female die 103 are matched to form the die cavity 7, the sprue 6, the annular sprue 5, the sprue 4 and the central sprue 3, so that material handles in the sprue 6, the annular sprue 5, the sprue 4 and the central sprue 3 and a motor rotor in the die cavity 7 are taken as a whole to be separated from the female die 103 when the movable die 20 moves, and a better flow channel is ensured from the central sprue 3 to the die cavity 7, and ensuring the pressure of die casting. The movable die plate 202 is provided with a thimble 204 capable of extending into the cavity 7, and a top plate 205 for driving the thimble 204 to extend into the cavity 7 or retract is arranged between the movable die fixing plate 201 and the movable die plate 202, so as to facilitate the ejection of the motor rotor 15.
As shown in fig. 5 to 8, the fixed mold 10 is provided with a blocking boss 104 which protrudes into the initial flow passage 2 and blocks the initial flow passage 2 and the central flow passage 3 from the middle, the initial flow passage 2 is located at the outer side part of the blocking boss 104 and is connected with the front end edge of the central flow passage 3, and a semi-annular connection port is formed between the front end of the central flow passage 3 and the initial flow passage 2. As shown in fig. 9, after the die casting, when the die is opened, the first material handle 11 corresponding to the initial runner 2 is left in the fixed die 10, the second material handle 12, the third material handle 13 and the fourth material handle 14 corresponding to the central flow passage 3, the branch flow passage 4, the annular flow passage 5 and the branch flow port 6 respectively, and the motor rotor 15 following die 20 corresponding to the die cavity 7 are separated outwards, since only a part of the arc-shaped edge of the end part of the second material handle 12 is connected with the first material handle 11, during the stripping process, the second material handle 12 and the first material handle 11 can be torn off well at the connecting part, the difficulty of opening the die is avoided, meanwhile, as the mould has higher mould temperature when the mould is opened, the second material handle 12 and the first material handle 11 are well torn off at the joint, the pulling force acting on the second material handle 12 is correspondingly reduced, and the force acted on the motor rotor 15 by the second material handle 12 is uniformly dispersed, so that the motor rotor 15 is prevented from being pulled and deformed during die opening.
The sub-runners 4 are arc-shaped, so that molten metal in the central runner 3 can flow to the annular runner 5 more smoothly and uniformly from each sub-runner 4, and the uniformity of the molten metal flowing from the annular runner 5 to the cavity 7 is improved.
The annular runner 5 is in a ring shape, and forms two coaxial rings with the cavity 7 of the ring structure, so that the die-casting pressure at each part of the cavity 7 is more balanced.
A plurality of sub-runners 4 are evenly distributed around the periphery of the central runner 3, so that the die-casting pressure of the annular runner 5 is more balanced, and the die-casting pressure acting on the inside of the cavity 7 is more balanced.
The plurality of branch flow ports 6 are uniformly distributed around the inner periphery of the cavity 7, so that the die-casting pressure at each part of the cavity 7 is more balanced.
The branch flow opening 6 is connected to the inner ring side surface of the cavity 7, so that the material handles cast by the branch flow opening 6, the annular flow passage 5, the branch flow passage 4 and the central flow passage 3 are positioned on the inner side of the motor rotor 15, as shown in fig. 10, and the material handles are conveniently removed by a punch press to obtain the motor rotor 15, as shown in fig. 11.
As shown in fig. 2, the punch press 9 includes a base 91, a positioning seat 92 for positioning and supporting the motor rotor 15 is disposed on the base 91, a blanking hole 93 which is opposite to the material handle from top to bottom and penetrates through the bottom of the base 91 from top to bottom is disposed on the positioning seat 92, a stamping die 94 for simultaneously stamping the fourth material handle 14 formed at the plurality of shunting ports 6 from bottom to bottom is disposed above the positioning seat 92, a circular ring corresponding to the plurality of fourth material handles 14 is disposed at the lower end of the stamping die 94, a material guide chute 95 which can receive the material handle dropped from the blanking hole 93 and slide the material handle laterally is disposed below the base 91, the material guide chute 95 slants downward toward the conveyor belt 85 from top, the conveyor belt 85 is disposed obliquely upward from one end of the material guide chute 95 to one end of the melting furnace 82, and has a simple structure.
When the material handles are punched, the motor rotor 15 with the material handles is placed on the positioning seat 92, the punching die 94 punches downwards to punch the material handles from the connection part of the fourth material handle 14 and the motor rotor 15, the material handles fall into the material guide groove 95 again, the material handles slide out of the punch press 9 along the inclined material guide groove 95 and slide into the conveying belt 85 under the action of falling inertia and gravity, the conveying belt 85 which moves continuously feeds the material handles back to the melting furnace 82 one by one, the number of the feeding handles in the melting furnace 82 can be consistent every time the conveying belt 85 can be consistent, the weight is basically consistent, and the weight added every time is less, namely the number of the material handles punched by the punch press every time, the temperature fluctuation of the melting furnace is small, and therefore the production yield is effectively improved. And because the material handle is put into the punch press immediately after being taken out from the die casting die and punched and dropped and timely returns to the smelting pot through the conveyer belt 85, the material handle has certain temperature higher than the normal temperature when returning to the smelting pot, one can reduce the fluctuation of the smelting pot temperature from top to bottom, and the other can also reduce the energy consumption required by reheating, thereby saving energy and reducing emission.
As shown in fig. 3, there are two sets of the cavity 7, the branch port 6, the annular runner 5, the branch runner 4, the central runner 3 and the initial runner 2, different initial runners 2 are respectively connected with the inlet gate 1, and after die-casting molding, two die-casting parts are obtained, as shown in fig. 9, so that the production efficiency is improved. Of course, according to the production requirement, the structure can be made into four or other structures.
The number of the positioning seats 92 on the base 91 is two, the number of the corresponding stamping dies 94 is two, and the guide chute 95 stretches across the lower portions of the two blanking holes 93 so as to better correspond to one-to-two die-casting dies, one-time die opening corresponds to one-time die cutting, and therefore production efficiency is improved.
The pick robot 83 and the palletizing robot 84 are six-axis robots to improve the precision of grabbing and carrying.
An automatic processing technology of a die-cast aluminum rotor of a ceiling fan motor comprises the following steps:
A. pouring an aluminum alloy material into the smelting furnace 82, and heating to a set temperature;
B. die-casting the motor rotor 15 by a die-casting mold in the die-casting machine 81;
C. opening the die after die-casting forming to obtain the motor rotor 15 with the material handle, and taking out the motor rotor 15 with the material handle from the die-casting die by controlling the workpiece taking robot 83 through the control system and putting the motor rotor into the punch 9;
D. the punch 9 punches the material handles from the motor rotor 15, the cut material handles fall down from the punch 9 and are transferred to the conveyer belt 85, the material handles are automatically returned to the smelting furnace 82 through the conveyer belt 85, and the palletizing robot 84 is controlled by the control system to take out the punched motor rotor 15 in the punch 9 and orderly stack the motor rotor on the material receiving rack 86;
E. and repeating the steps A to D to realize continuous automatic production of the motor rotor 15.
When the insert needs to be placed into the motor rotor 15 during die-casting production, in step B, an insert conveying table 88 is arranged on one side of the die-casting machine 81 and the inserts are placed in sequence, before die-casting of the die-casting mold, the insert is grabbed from the insert conveying table 88 through a workpiece fetching robot 83 and placed into the die-casting mold, and then the die-casting mold is subjected to die-casting production.
The automatic production that the die casting is formed from die casting, the die casting is taken off from the die casting die, the die casting is moved to a punch press and is punched by a material handle, the punched motor rotor 15 is taken out from the punch press and is orderly stacked, the punched material handle of each time is sequentially and timely returned to a smelting furnace 82 is realized, all stations are properly connected, full-automatic production is realized, the adverse effect of production personnel on the production process is avoided, the furnace temperature fluctuation of the smelting furnace can be effectively reduced, the stability of die casting formation is improved, through the balance design of the die casting die, stable furnace temperature can provide stable molten metal during die casting forming, the stability of pouring pressure is kept, after the molten metal enters a central flow passage 3, the material flows into an annular flow passage 5 from different positions after being shunted by a shunt passage 4 from the central flow passage 3 and being outwards scattered from the center through different shunt ports 6, the material of the annular flow passage 5 flows into a cavity 7 from different positions on the circumference of the cavity 7 through different shunt ports 6, the pressure of pouring is from the center runner 3, the pressure of pouring is from the front to the back, the pouring pressure is divided into a plurality of strands from the center and is uniformly distributed along the plurality of sub-runners 4, the strands are uniformly transmitted to the inside of the cavity 7 from different annular positions of the cavity 7 after being buffered and balanced by the annular runner 5, the pressure of die casting is balanced and stable, the continuous production has better production stability, the quality of the motor rotor produced in batches is stable, the production yield is high, the production efficiency is high, the labor cost and the labor intensity of production personnel are greatly reduced, and the unmanned production can be realized.
Claims (10)
1. The automatic machining process of the die-cast aluminum rotor of the ceiling fan motor is characterized by comprising the following steps of:
A. pouring an aluminum alloy material into a smelting furnace (82) and heating to a set temperature;
B. die-casting the motor rotor (15) by a die-casting die in a die-casting machine (81);
C. opening the die after die-casting forming to obtain a motor rotor (15) with a material handle, arranging a pickup robot (83) and a punch (9) on one side of a die-casting machine (81), controlling the pickup robot (83) through a control system to take the motor rotor (15) with the material handle out of a die-casting die, and putting the motor rotor into the punch (9);
D. a conveying belt (85) is arranged between a punch (9) and a smelting furnace (82), the punch (9) punches a material handle from a motor rotor (15) to be cut off, the cut material handle falls down from the punch (9) and rotates to the conveying belt (85), and the cut material handle is automatically returned to the smelting furnace (82) through the conveying belt (85), meanwhile, a material receiving rack (86) and a palletizing robot (84) are arranged on one side of the punch (9), and the palletizing robot (84) is controlled by a control system to take out the punched motor rotor (15) in the punch (9) and orderly stack the motor rotor on the material receiving rack (86);
E. and repeating the steps A to D to realize continuous automatic production of the motor rotor (15).
2. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 1, wherein: the die-casting die comprises a fixed die (10) and a movable die (20), an annular cavity (7) for molding a motor rotor is arranged between the fixed die (10) and the movable die (20), a pouring gate (1) is arranged on the fixed die (10), a pouring channel which is communicated with the pouring gate (1) and used for feeding is arranged between the pouring gate (1) and the cavity (7), the pouring channel comprises an annular channel (5) which is positioned on the annular inner side of the cavity (7), a central channel (3) is arranged in front of the annular channel (5), the central channel (3), the annular channel (5) and the cavity (7) are coaxially arranged, a plurality of branch channels (4) which are arranged from front to back and connected with the central channel (3) at intervals along the circumferential direction are arranged between the rear end of the central channel (3) and the annular channel (5), and the plurality of branch channels (4) are diverged from the middle to the outside around the, be equipped with a plurality of diffluence spouts (6) of connecting the two along the circumferencial direction interval between annular runner (5) and die cavity (7), diffluence spout (6) are connected on the inner ring side of die cavity (7), be equipped with between the front end of centre runner (3) and advance runner (1) and connect initial runner (2) of the two, initial runner (2) are located in cover half (10), diffluence spout (6), annular runner (5), diffluence spout (4) and centre runner (3) are located between cover half (10) and movable mould (20), and the fashioned motor rotor (15) of four fashioned material handles and die cavity (7) break away from cover half (10) along with movable mould (20) when the die sinking together.
3. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 2, wherein: punch press (9) include base (91), be equipped with on base (91) and be used for location and support positioning seat (92) of electric motor rotor (15), be equipped with on positioning seat (92) relative from top to bottom with the material handle and from last blanking hole (93) that down run through base (91) bottom, positioning seat (92) top is equipped with die-cut (94) that are used for die-cut a plurality of diffluence openings (6) place fashioned fourth material handle (14) down simultaneously, base (91) below is equipped with baffle box (95) that can connect the material handle that blanking hole (93) dropped and feed handle lateral roll-off, baffle box (95) are from last down slant conveyer belt (85) and lower extreme are located conveyer belt (85) top, conveyer belt (85) are from baffle box (95) one end toward smelting pot (82) one end slant upward setting.
4. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 3, wherein: the material feeding device is characterized in that the number of the cavities (7), the flow dividing ports (6), the annular flow channels (5), the flow dividing channels (4), the central flow channels (3) and the initial flow channels (2) is more than two, different initial flow channels (2) are respectively connected with the feeding gates (1), the number of the positioning seats (92) on the base (91) is two, the number of the corresponding stamping dies (94) is two, and the material guide grooves (95) stretch across the lower portions of the two discharging holes (93).
5. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 2, wherein: the fixed die (10) is provided with a blocking boss (104) which protrudes into the initial runner (2) and blocks the initial runner (2) and the central runner (3) from the middle part, the initial runner (2) is positioned at the outer side part of the blocking boss (104) and is connected with the front end edge of the central runner (3), and a semi-annular connecting port is formed between the front end of the central runner (3) and the initial runner (2).
6. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 2, wherein: the fixed die (10) comprises a fixed die fixing plate (101) and a fixed die plate (102), the movable die (20) comprises a movable die fixing plate (201) and a movable die plate (202), a concave die (103) is arranged on the fixed die plate (102), a convex die (203) matched with the concave die (103) is arranged on the movable die plate (202), the convex die (203) and the concave die (103) are matched to form a die cavity (7), a sprue (6), an annular runner (5), a sprue (4) and a central runner (3), a thimble (204) capable of stretching into the die cavity (7) is arranged on the movable die plate (202), and a top plate (205) used for driving the thimble (204) to stretch into the die cavity (7) or retract is arranged between the movable die fixing plate (201) and the movable die plate (202).
7. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 2, wherein: the sub-runners (4) are arc-shaped.
8. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 2, wherein: the annular runner (5) is ring-shaped, the plurality of the branch runners (4) are uniformly distributed around the periphery of the central runner (3), and the plurality of the branch ports (6) are uniformly distributed around the inner periphery of the cavity (7).
9. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 1, wherein: the pick-up robot (83) and the palletizing robot (84) are six-axis robots.
10. The automatic processing technology of the die-cast aluminum rotor of the ceiling fan motor as claimed in claim 1, wherein: when the motor rotor (15) needs to be placed into the inserts during die-casting production, in the step B, an insert conveying table (88) is arranged on one side of a die-casting machine (81) and the inserts are placed in sequence, before die-casting die closing, the inserts are grabbed from the insert conveying table (88) through a piece taking robot (83) and placed into the die-casting die, and then the die-casting die is closed again for production.
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| CN202010254053.1A CN111446826B (en) | 2020-04-02 | 2020-04-02 | Automatic machining process of die-cast aluminum rotor of ceiling fan motor |
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| CN202010254053.1A CN111446826B (en) | 2020-04-02 | 2020-04-02 | Automatic machining process of die-cast aluminum rotor of ceiling fan motor |
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| CN111446826B CN111446826B (en) | 2021-07-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112519100A (en) * | 2020-12-22 | 2021-03-19 | 苏州广型模具有限公司 | Be applied to new forms of energy motor casing's automatic molding equipment |
| CN112713734A (en) * | 2020-12-22 | 2021-04-27 | 苏州广型模具有限公司 | A movable mould mechanism for shaping new forms of energy motor casing |
| CN113270983A (en) * | 2021-05-12 | 2021-08-17 | 青岛力久电机科技有限公司 | Automatic aluminum casting device for motor rotor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003181617A (en) * | 2001-12-11 | 2003-07-02 | Sa Kosan Kk | Rim of vehicle, and casting mold and casting method for wheel |
| JP2011167760A (en) * | 2010-01-22 | 2011-09-01 | Morikawa Kanagata Co Ltd | Gravity casting apparatus |
| CN205763756U (en) * | 2016-06-28 | 2016-12-07 | 重庆迎瑞升压铸有限公司 | There is the casting aluminum rotor mould of multiple flow passages |
| CN206392830U (en) * | 2017-01-03 | 2017-08-11 | 宁波市北仑燎原模铸有限公司 | Rotor die-casting mould |
| CN208019398U (en) * | 2017-12-29 | 2018-10-30 | 洛阳乾中新材料科技有限公司 | Counter-pressure casting pouring gate structure |
| CN108788062A (en) * | 2017-04-29 | 2018-11-13 | 湖北广泰精密压铸有限公司 | A kind of full-automatic die casting equipment and technique |
-
2020
- 2020-04-02 CN CN202010254053.1A patent/CN111446826B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003181617A (en) * | 2001-12-11 | 2003-07-02 | Sa Kosan Kk | Rim of vehicle, and casting mold and casting method for wheel |
| JP2011167760A (en) * | 2010-01-22 | 2011-09-01 | Morikawa Kanagata Co Ltd | Gravity casting apparatus |
| CN205763756U (en) * | 2016-06-28 | 2016-12-07 | 重庆迎瑞升压铸有限公司 | There is the casting aluminum rotor mould of multiple flow passages |
| CN206392830U (en) * | 2017-01-03 | 2017-08-11 | 宁波市北仑燎原模铸有限公司 | Rotor die-casting mould |
| CN108788062A (en) * | 2017-04-29 | 2018-11-13 | 湖北广泰精密压铸有限公司 | A kind of full-automatic die casting equipment and technique |
| CN208019398U (en) * | 2017-12-29 | 2018-10-30 | 洛阳乾中新材料科技有限公司 | Counter-pressure casting pouring gate structure |
Non-Patent Citations (2)
| Title |
|---|
| 罗霄等: "《工业机器人技术基础与应用分析》", 31 March 2018, 北京理工大学出版社 * |
| 虞福荣等: "《橡胶模具设计制造与使用》", 30 June 2000, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112519100A (en) * | 2020-12-22 | 2021-03-19 | 苏州广型模具有限公司 | Be applied to new forms of energy motor casing's automatic molding equipment |
| CN112713734A (en) * | 2020-12-22 | 2021-04-27 | 苏州广型模具有限公司 | A movable mould mechanism for shaping new forms of energy motor casing |
| CN113270983A (en) * | 2021-05-12 | 2021-08-17 | 青岛力久电机科技有限公司 | Automatic aluminum casting device for motor rotor |
| CN113270983B (en) * | 2021-05-12 | 2022-07-08 | 青岛力久电机科技有限公司 | Automatic aluminum casting device for motor rotor |
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