CN113119288A - Molding machine servo mechanism with controllable feeding process and working process thereof - Google Patents
Molding machine servo mechanism with controllable feeding process and working process thereof Download PDFInfo
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- CN113119288A CN113119288A CN201911392397.2A CN201911392397A CN113119288A CN 113119288 A CN113119288 A CN 113119288A CN 201911392397 A CN201911392397 A CN 201911392397A CN 113119288 A CN113119288 A CN 113119288A
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- shoe
- detection switch
- female die
- machine
- speed reducer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/0063—Control arrangements
- B28B17/0081—Process control
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Manufacturing & Machinery (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a forming machine servo mechanism with controllable feeding process and a working process thereof. The mechanism adopts a servo motor, the movement of the material shoe is intelligently controlled by a machine tool PLC, the motion curve of the material shoe can be adjusted according to the requirement of a product, and the optimization of production efficiency can be realized. For products such as 5G ceramic filters, which are difficult to mold: (1) the forward and backward moving angle of the material boot can be set according to production requirements. (2) The shaking times of the material boot in the female die cavity can be increased from the original 2-3 times to 4-5 times, and the increase of the shaking times is more beneficial to powder filling due to poor powder flowing when the material boot is used for a 5G ceramic filter. (3) The servo control material shoe moves, the repeated positioning precision of the material shoe reaching the female die cavity is 0.01mm each time, and therefore the advantages of stable molding quality, small quality deviation, uniform density, high product qualification rate and the like of products used for 5G ceramic filters and the like with high molding difficulty can be guaranteed.
Description
Technical Field
The invention relates to a forming machine servo mechanism with controllable feeding process and a working process thereof, belonging to the technical field of powder metallurgy.
Background
The feeding angle of the existing powder press structure is difficult to adjust, and the number of times of the feeding shoe shaking back and forth in the feeding cavity is small, so that products such as 5G ceramic filters and the like which are difficult to form, the quality of the products cannot be guaranteed, and the quality stability and consistency of the products are difficult to guarantee, so that improvement is needed.
Disclosure of Invention
Aiming at the defects, the invention aims to provide a servo mechanism of a forming machine with a controllable feeding process, which has a reasonable structure and can effectively improve the quality of products with high forming difficulty, such as a 5G ceramic filter and the like, and a working process thereof.
The technical scheme adopted by the invention is as follows: a servo mechanism of a forming machine with controllable feeding process comprises a servo motor (19), wherein the servo motor (19) is connected with a speed reducer (21) and fixed on a speed reducer base (22), and the speed reducer base (22) is fixedly connected to a machine body (1);
an output shaft (23) is connected with a speed reducer (21), the output shaft (23) is connected with a swing rod (25), a connecting shaft (11) is fixedly connected on the swing rod (25), one end of a connecting plate (9) is hinged on the connecting shaft (11), the other end of the connecting plate (9) is hinged on a material shoe (8), the connecting shaft (10) is fixedly connected in the middle of the connecting plate (9), the upper end of a tensioning cylinder (6) is hinged on a cylinder support (5) fixed on a lathe bed (1), the lower end of the tensioning cylinder (6) is hinged on the connecting shaft (10), the material shoe (8) moves back and forth on a material feeding panel (26), the material feeding panel (26) is fixed on a female die plate (28) arranged on a die set of the lathe bed (1), a lower punch is fixed under a female die cavity of the female die plate (28), a hopper (2) is hinged on a hopper support (3) fixed on the lathe bed (1), and the, the lower end is fixed on the material boot material pipe (7);
the material shoe material pipe (7) is connected to the material shoe (8), the material shoe material pipe (7) can be adjusted on the material shoe (8) in a telescopic mode, the detection base is fixed on the connecting plate (18), the detection support (16) is fixed on the connecting plate (18), the material shoe (8) detection switch (13) is installed on the front detection support (16), and the material shoe (8) detection switch (15) is installed on the rear detection support (16).
Furthermore, the servo motor (19) is connected with the speed reducer (21) through a motor connecting plate (20) and is fixed on the speed reducer base (22), and the speed reducer base (22) is fixedly connected with the lathe bed (1) through a connecting plate (18).
Furthermore, an output shaft (23) is connected with a speed reducer (21) through a speed reducer base (22), and the output shaft (23) is connected with a swing rod (25) through a key (24).
Furthermore, a front position detection switch (12) and an over-front position detection switch (13) of the charging shoe (8) are arranged on the front detection support (16), and an in-situ detection switch (14) and an over-in-situ detection switch (15) of the charging shoe (8) are arranged on the rear detection support (16).
A working process of a servo mechanism of a forming machine with controllable feeding process,
the method comprises the following steps: 1) When the machine tool spindle is at 300 degrees, the machine tool PLC sends forward signals to a servo motor (19) through a rotary encoder arranged on the machine tool spindle, the servo motor (19) drives a swing rod (25) to swing forwards through an output shaft (23), the swing rod (25) drives the other end to be hinged to a feeding shoe (8) of a connecting shaft (11) through a connecting plate (9) hinged to the connecting shaft (11) to move forwards, and the feeding shoe (8) is tightly attached to a feeding panel (26) through a tensioning cylinder (6) hinged to the connecting shaft (10);
2) when the spindle of the machine tool is at 360 degrees, the material boot (8) reaches the upper opening of the female die cavity of the female die plate 28, the front position detection switch 12 is turned on, if the front position detection switch 12 is turned off, the machine alarm lamp is turned on, if the material boot 8 exceeds the position, the front position detection switch 13 is turned on, and the machine is stopped immediately. At the moment, the female die is filled to the highest position and is not moved, powder in the hopper 2 is conveyed to the material shoe 8 through the material shoe material pipe 7 through the rubber hose 4, and the powder falls into the female die cavity between the lower punch 27 and the female die plate 28 when the material shoe 8 shakes back and forth at the upper opening of the female die cavity of the female die plate 28;
3) when the shaking of the settable angle is finished at 40-70 degrees, the machine tool PLC gives a backward signal to the servo motor 19 through a rotary encoder arranged on the machine tool spindle, the material boot 8 returns to the original position when the machine tool spindle is at 120 degrees, the original position detection switch 14 is on, if the original position detection switch 14 is not on, the machine alarm lamp is on, if the material boot 8 exceeds the position, and if the original position detection switch 15 is on, the machine is stopped immediately.
The invention has the advantages that: 1. a servo feeding mechanism with controllable feeding process is adopted. The servo motor is arranged, the speed reducer drives the feeding swing rod to swing back and forth, and the feeding swing rod drives the material boot to move back and forth. The servo motor sets a front-back motion curve of the material shoe through a PLC touch screen of the machine tool according to the spindle rotation angle of a rotary encoder arranged on a spindle of the machine tool.
2. The mechanism adopts a servo motor, the movement of the material shoe is intelligently controlled by a machine tool PLC, the motion curve of the material shoe can be adjusted according to the requirement of a product, and the optimization of production efficiency can be realized. For products such as 5G ceramic filters, which are difficult to mold: (1) the forward and backward moving angle of the material boot can be set according to production requirements. (2) The shaking times of the material boot in the female die cavity can be increased from the original 2-3 times to 4-5 times, and the increase of the shaking times is more beneficial to powder filling due to poor powder flowing when the material boot is used for a 5G ceramic filter. (3) The servo control material shoe moves, the repeated positioning precision of the material shoe reaching the female die cavity is 0.01mm each time, and therefore the advantages of stable molding quality, small quality deviation, uniform density, high product qualification rate and the like of products used for 5G ceramic filters and the like with high molding difficulty can be guaranteed.
3. The servo speed-reducing swing rod mechanism has the advantages of large output torque, high feeding speed, low power required by a servo motor, high production efficiency and the like.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of a portion B in fig. 1.
Fig. 4 is an enlarged view of a portion C in fig. 1.
Fig. 5 is a side view of fig. 1.
Fig. 6 is an enlarged view of a portion D of fig. 5.
Fig. 7 is an enlarged view of a portion E of fig. 5.
FIG. 8 is a graph showing the movement of the shoe according to the present invention.
Detailed Description
A servo mechanism of a forming machine with controllable feeding process comprises a servo motor 19, wherein the servo motor 19 is connected with a speed reducer 21 and is fixed on a speed reducer base 22, and the speed reducer base 22 is fixedly connected to a machine body 1;
an output shaft 23 is connected with a speed reducer 21, the output shaft 23 is connected with a swing rod 25, a connecting shaft 11 is fixedly connected with the swing rod 25, one end of a connecting plate 9 is hinged on the connecting shaft 11, the other end of the connecting plate 9 is hinged on a material shoe 8, the connecting shaft 10 is fixedly connected in the middle of the connecting plate 9, the upper end of a tensioning cylinder 6 is hinged on a cylinder support 5 fixed on a lathe bed 1, the lower end of the tensioning cylinder 6 is hinged on the connecting shaft 10, the material shoe 8 moves back and forth on a material feeding panel 26, the material feeding panel 26 is fixed on a female die plate 28 arranged on a die frame of the lathe bed 1, a lower punch is fixed below a female die cavity of the female die plate 28, a hopper 2 is hinged on a hopper support 3 fixed on;
the material shoe material pipe 7 is connected to the material shoe 8, the material shoe material pipe 7 can be telescopically adjusted on the material shoe 8, the detection base is fixed on the connecting plate 18, the detection support 16 is fixed on the connecting plate 18, the material shoe 8 detection switch 13 is installed on the front detection support 16, and the material shoe 8 detection switch 15 is installed on the rear detection support 16.
Further, the servo motor 19 is connected with the speed reducer 21 through a motor connecting plate 20 and is fixed on a speed reducer base 22, and the speed reducer base 22 is fixedly connected with the lathe bed 1 through a connecting plate 18.
Further, the output shaft 23 is connected with the speed reducer 21 through the speed reducer base 22, and the output shaft 23 is connected with the swing rod 25 through the key 24.
Further, a front detection bracket 16 is provided with a material shoe 8 front position detection switch 12 and an excess front position detection switch 13, a rear detection bracket 16 is provided with a material shoe 8 in-situ detection switch 14 and an excess in-situ detection switch 15, and the front detection bracket 16 is arranged on a bracket base 17.
A working process of a servo mechanism of a forming machine with controllable feeding process,
the method comprises the following steps: 1) When the machine tool spindle is at 300 degrees, the machine tool PLC sends forward signals to the servo motor 19 through a rotary encoder arranged on the machine tool spindle, the servo motor 19 drives the swing rod 25 to swing forward through the output shaft 23, the swing rod 25 drives the other end to be hinged to the connecting shaft 11 through a connecting plate 9 hinged to the connecting shaft 11 to feed the material shoe 8 to move forward, and the material shoe 8 is tightly attached to the feeding panel 26 through a tensioning cylinder 6 hinged to the connecting shaft 10;
2) when the machine tool spindle is at 360 degrees, the material boot 8 reaches the upper opening of the female die cavity of the female die plate 28, the front detection switch 12 is turned on by a signal lamp, if the front detection switch 12 is turned off by a signal lamp, the machine alarm lamp is turned on, if the material boot 8 exceeds the position, the front detection switch 13 is turned on by a signal lamp, and the machine is stopped immediately. At the moment, the female die is filled to the highest position and is not moved, powder in the hopper 2 is conveyed to the material shoe 8 through the material shoe material pipe 7 through the rubber hose 4, and the powder falls into the female die cavity between the lower punch 27 and the female die plate 28 when the material shoe 8 shakes back and forth at the upper opening of the female die cavity of the female die plate 28;
3) when the shaking of the settable angle is finished at 40-70 degrees, the machine tool PLC gives a backward signal to the servo motor 19 through a rotary encoder arranged on the machine tool spindle, the material boot 8 returns to the original position when the machine tool spindle is at 120 degrees, the original position detection switch 14 is on, if the original position detection switch 14 is not on, the machine alarm lamp is on, if the material boot 8 exceeds the position, and if the original position detection switch 15 is on, the machine is stopped immediately.
The invention solves the problems that the feeding angle of the forming press can not be adjusted, and products with high forming difficulty such as a 5G ceramic filter and the like are difficult to form due to the fact that the feeding shoe shakes back and forth in the feeding cavity for a few times.
Claims (6)
1. A servo mechanism of a forming machine with controllable feeding process is characterized by comprising a servo motor (19), wherein the servo motor (19) is connected with a speed reducer (21) and fixed on a speed reducer base (22), and the speed reducer base (22) is fixedly connected to a machine body (1);
an output shaft (23) is connected with a speed reducer (21), the output shaft (23) is connected with a swing rod (25), a connecting shaft (11) is fixedly connected on the swing rod (25), one end of a connecting plate (9) is hinged on the connecting shaft (11), the other end of the connecting plate (9) is hinged on a material shoe (8), the connecting shaft (10) is fixedly connected in the middle of the connecting plate (9), the upper end of a tensioning cylinder (6) is hinged on a cylinder support (5) fixed on a lathe bed (1), the lower end of the tensioning cylinder (6) is hinged on the connecting shaft (10), the material shoe (8) moves back and forth on a material feeding panel (26), the material feeding panel (26) is fixed on a female die plate (28) arranged on a die set of the lathe bed (1), a lower punch is fixed under a female die cavity of the female die plate (28), a hopper (2) is hinged on a hopper support (3) fixed on the lathe bed (1), and the, the lower end is fixed on the material boot material pipe (7);
the material shoe material pipe (7) is connected to the material shoe (8), the material shoe material pipe (7) can be adjusted on the material shoe (8) in a telescopic mode, the detection base is fixed on the connecting plate (18), the detection support (16) is fixed on the connecting plate (18), the material shoe (8) detection switch (13) is installed on the front detection support (16), and the material shoe (8) detection switch (15) is installed on the rear detection support (16).
2. The servo mechanism of the forming machine with controllable feeding process as claimed in claim 1, characterized in that the servo motor (19) is connected with the speed reducer (21) through a motor connecting plate (20) and fixed on the speed reducer base (22), and the speed reducer base (22) is fixedly connected with the machine body (1) through a connecting plate (18).
3. The servo mechanism of a molding machine with controllable feeding process as claimed in claim 1, characterized in that the output shaft (23) is connected with the speed reducer (21) through the speed reducer base (22), and the output shaft (23) is connected with the swing link (25) through the key (24).
4. Servo-mechanism for a feeding-process-controllable moulding machine according to claim 1, characterized in that the front detection carriage (16) is equipped with a shoe (8) front position detection switch (12) and an excess front position detection switch (13), and the rear detection carriage (16) is equipped with a shoe (8) home position detection switch (14) and an excess home position detection switch (15).
5. A working process of a servo mechanism of a forming machine with controllable feeding process is characterized in that,
the method comprises the following steps: 1) When the machine tool spindle is at 300 degrees, the machine tool PLC sends forward signals to a servo motor (19) through a rotary encoder arranged on the machine tool spindle, the servo motor (19) drives a swing rod (25) to swing forwards through an output shaft (23), the swing rod (25) drives the other end to be hinged to a feeding shoe (8) of a connecting shaft (11) through a connecting plate (9) hinged to the connecting shaft (11) to move forwards, and the feeding shoe (8) is tightly attached to a feeding panel (26) through a tensioning cylinder (6) hinged to the connecting shaft (10);
2) when the spindle of the machine tool is at 360 degrees, the material boot (8) reaches the upper opening of the female die cavity of the female die plate 28, the front position detection switch 12 is turned on, if the front position detection switch 12 is turned off, the machine alarm lamp is turned on, if the material boot 8 exceeds the position, the front position detection switch 13 is turned on, and the machine is stopped immediately.
6. At the moment, the female die is filled to the highest position and is not moved, powder in the hopper 2 is conveyed to the material shoe 8 through the material shoe material pipe 7 through the rubber hose 4, and the powder falls into the female die cavity between the lower punch 27 and the female die plate 28 when the material shoe 8 shakes back and forth at the upper opening of the female die cavity of the female die plate 28;
3) when the shaking of the settable angle is finished at 40-70 degrees, the machine tool PLC gives a backward signal to the servo motor 19 through a rotary encoder arranged on the machine tool spindle, the material boot 8 returns to the original position when the machine tool spindle is at 120 degrees, the original position detection switch 14 is on, if the original position detection switch 14 is not on, the machine alarm lamp is on, if the material boot 8 exceeds the position, and if the original position detection switch 15 is on, the machine is stopped immediately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392397.2A CN113119288A (en) | 2019-12-30 | 2019-12-30 | Molding machine servo mechanism with controllable feeding process and working process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392397.2A CN113119288A (en) | 2019-12-30 | 2019-12-30 | Molding machine servo mechanism with controllable feeding process and working process thereof |
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| CN113119288A true CN113119288A (en) | 2021-07-16 |
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| CN201911392397.2A Pending CN113119288A (en) | 2019-12-30 | 2019-12-30 | Molding machine servo mechanism with controllable feeding process and working process thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112707186A (en) * | 2020-12-31 | 2021-04-27 | 扬州市海力精密机械制造有限公司 | Servo feeding mechanism of forming machine with controllable feeding process |
| CN114261135A (en) * | 2021-12-24 | 2022-04-01 | 桂林特邦新材料有限公司 | Digital control simulation manual operation fills diamond string bead powder system |
-
2019
- 2019-12-30 CN CN201911392397.2A patent/CN113119288A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112707186A (en) * | 2020-12-31 | 2021-04-27 | 扬州市海力精密机械制造有限公司 | Servo feeding mechanism of forming machine with controllable feeding process |
| CN114261135A (en) * | 2021-12-24 | 2022-04-01 | 桂林特邦新材料有限公司 | Digital control simulation manual operation fills diamond string bead powder system |
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