CN111055114A - Automatic change formula nut and screw up system - Google Patents
Automatic change formula nut and screw up system Download PDFInfo
- Publication number
- CN111055114A CN111055114A CN201911362942.3A CN201911362942A CN111055114A CN 111055114 A CN111055114 A CN 111055114A CN 201911362942 A CN201911362942 A CN 201911362942A CN 111055114 A CN111055114 A CN 111055114A
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- feeding mechanism
- nut
- negative pressure
- servo motor
- electrically connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses an automatic nut screwing system which comprises a vibrating disc and a device body, wherein the device body is provided with a device platform, a first feeding mechanism and a second feeding mechanism which are arranged side by side are arranged on the device platform, the first feeding mechanism and the second feeding mechanism have the same structure, and a nut sliding table is arranged between the first feeding mechanism and the second feeding mechanism; a discharge port of the vibrating disc is connected with a discharge rail, and a discharge port of the discharge rail faces the nut sliding table; the translation device is provided with a fixing plate, the fixing plate is provided with a second cylinder and a second slide rail, the second slide rail is provided with a second slide block, a piston rod of the second cylinder is connected with the second slide block, the second slide block is provided with a mounting plate, the mounting plate is provided with a second servo motor, a torque sensor and an adsorption mechanism, an output shaft of the second servo motor is connected with an input end of the torque sensor, and an output end of the adsorption mechanism is connected with an output end of the torque sensor. The invention has the advantages of time saving, labor saving, low labor intensity and the like.
Description
Technical Field
The invention relates to an automatic nut screwing system, and belongs to the technical field of mechanical manufacturing equipment.
Background
At present, the nut is screwed up manually, and the problem of personal experience influence exists, such as the screwing degree of the nut. And the defects of high labor intensity, high labor cost and the like exist.
Disclosure of Invention
The invention aims to provide an automatic nut screwing system which can automatically screw nuts on equipment and has the advantages of time saving, labor saving, low labor intensity and the like.
In order to solve the technical problems, the invention adopts the following technical scheme:
an automatic nut screwing system comprises a vibrating disc and a device body, wherein the device body is provided with a device platform, a first feeding mechanism and a second feeding mechanism are arranged on the device platform side by side, the first feeding mechanism and the second feeding mechanism are identical in structure, and a nut sliding table is arranged between the first feeding mechanism and the second feeding mechanism; a discharge port of the vibrating disc is connected with a discharge rail, and a discharge port of the discharge rail faces the nut sliding table; a support slide rail is arranged above the device platform, a translation device is arranged on the support slide rail, and the translation device is in transmission connection with a first servo motor; the translation device is provided with a fixing plate, the fixing plate is provided with a second cylinder and a second slide rail, the second slide rail is provided with a second slide block, a piston rod of the second cylinder is connected with the second slide block, the second slide block is provided with a mounting plate, the mounting plate is provided with a second servo motor, a torque sensor and an adsorption mechanism, an output shaft of the second servo motor is connected with an input end of the torque sensor, and an output end of the adsorption mechanism is connected with an output end of the torque sensor.
In the automatic nut screwing system, the adsorption mechanism comprises a bearing sleeve, a nut screwing rod and a bearing cover, the bearing sleeve is mounted on the mounting plate, bearings are arranged at two ends of the bearing sleeve, the nut screwing rod penetrates through the bearings, and the bearing cover seals two ends of the bearing sleeve; a sealed cavity is arranged between the outer wall of the nut tightening rod and the inner wall of the bearing sleeve, a plurality of connecting holes are formed in the nut tightening rod, one end of each connecting hole is located at the bottom of the nut tightening rod, and the other end of each connecting hole is communicated with the cavity; the bearing sleeve is provided with a negative pressure connector which is communicated with the cavity, and the negative pressure connector is communicated with the negative pressure generator.
In the automatic nut screwing system, the nut sliding table comprises a first air cylinder, a distributor, a first sliding rail and a first sliding block, a piston rod of the distributor and the first air cylinder is connected, the distributor is installed on the first sliding block, and the first sliding block is arranged on the first sliding rail.
In the automatic nut screwing system, the bearing sleeve is provided with the negative pressure sensor, the negative pressure sensor is used for detecting the pressure of the cavity, and the negative pressure sensor is electrically connected with the negative pressure display meter.
In the automatic nut screwing system, the first feeding mechanism comprises a third servo motor, a third slide rail, a third slide block and a fixed platform, the third slide block is arranged on the third slide rail, the fixed platform is arranged on the third slide block, the third slide block is in transmission connection with the third servo motor, and a corner cylinder is arranged on the fixed platform.
In the automatic nut screwing system, an electrical box is arranged below a device platform on a device body, a programmable controller, a first servo controller, a second servo controller and a third servo controller are installed in the electrical box, a touch screen is further installed on the device body, and the touch screen is electrically connected with the programmable controller; the first servo controller, the second servo controller and the third servo controller are electrically connected with the programmable controller, the first servo motor is electrically connected with the first servo controller, the second servo motor is electrically connected with the second servo controller, and the third servo motor is electrically connected with the third servo controller;
in the automatic nut screwing system, a first electromagnetic valve and a second electromagnetic valve are further installed in the electrical appliance box, the first electromagnetic valve and the second electromagnetic valve are both electrically connected with the programmable controller, the first air cylinder is communicated with an air source through the first electromagnetic valve, and the second air cylinder is communicated with the air source through the second electromagnetic valve; the negative pressure sensor is electrically connected with the second servo controller.
Compared with the prior art, the nut screwing machine can automatically screw nuts on equipment, and has the advantages of time saving, labor saving, low labor intensity and the like.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the adsorption mechanism;
FIG. 3 is a schematic structural view of a nut sliding table;
fig. 4 is a schematic diagram of the circuit connection relationship.
Reference numerals: 1-a first feeding mechanism, 2-a device body, 3-a device platform, 4-a fixed platform, 5-an adsorption mechanism, 6-a vibrating disk, 7-a supporting slide rail, 8-a translation device, 9-a mounting plate, 10-a fixing plate, 11-a second cylinder, 12-a negative pressure generator, 13-a second slide rail, 14-a second servomotor, 15-a second slider, 16-a torque sensor, 17-a first servomotor, 18-a touch screen, 19-a nut slide table, 20-a second feeding mechanism, 21-an electrical box, 22-a third slide rail, 23-a third servomotor, 24-a bearing cover, 25-a cavity, 26-a bearing sleeve, 27-a connecting hole, 28-a nut tightening rod, 29-a negative pressure connecting port, 30-a first slide rail, 31-a distributor, 32-a first cylinder, 33-a first slide block, 34-a programmable controller, 35-a first electromagnetic valve, 36-a second electromagnetic valve, 37-a first servo controller, 38-a second servo controller, 39-a third servo controller.
The invention is further described with reference to the following figures and detailed description.
Detailed Description
Example 1 of the invention: an automatic nut screwing system comprises a vibrating disc 6 and a device body 2, wherein the device body 2 is provided with a device platform 3, the device platform 3 is provided with a first feeding mechanism 1 and a second feeding mechanism 20 which are arranged side by side, the first feeding mechanism 1 and the second feeding mechanism 20 have the same structure, and a nut sliding table 19 is arranged between the first feeding mechanism 1 and the second feeding mechanism 20; a discharge port of the vibrating disc 6 is connected with a discharge rail, and a discharge port of the discharge rail faces the nut sliding table 19; a supporting slide rail 7 is arranged above the device platform 3, a translation device 8 is arranged on the supporting slide rail 7, and the translation device 8 is in transmission connection with a first servo motor 17; be equipped with fixed plate 10 on the translation device 8, install second cylinder 11 and second slide rail 13 on the fixed plate 10, be equipped with second slider 15 on the second slide rail 13, the piston rod of second cylinder 11 and second slider 15 link to each other, be equipped with mounting panel 9 on the second slider 15, install second servo motor 14 on the mounting panel 9, torque sensor 16 and adsorption apparatus 5, the output shaft of second servo motor 14 and the input of torque sensor 16 link to each other, adsorption apparatus 5 and the output of torque sensor 16 link to each other.
The adsorption mechanism 5 comprises a bearing sleeve 26, a nut screwing rod 28 and a bearing cover 24, the bearing sleeve 26 is installed on the installation plate 9, bearings are arranged at two ends of the bearing sleeve 26, the nut screwing rod 28 penetrates through the bearings, and two ends of the bearing sleeve 26 are sealed by the bearing cover 24; a sealed cavity 25 is arranged between the outer wall of the nut tightening rod 28 and the inner wall of the bearing sleeve 26, a plurality of connecting holes 27 are formed in the nut tightening rod 28, one ends of the connecting holes 27 are located at the bottom of the nut tightening rod 28, and the other ends of the connecting holes 27 are communicated with the cavity 25; the bearing sleeve 26 is provided with a negative pressure connecting port 29, the negative pressure connecting port 29 is communicated with the cavity 25, and the negative pressure connecting port 29 is communicated with the negative pressure generator 12.
Example 2: an automatic nut screwing system comprises a vibrating disc 6 and a device body 2, wherein the device body 2 is provided with a device platform 3, the device platform 3 is provided with a first feeding mechanism 1 and a second feeding mechanism 20 which are arranged side by side, the first feeding mechanism 1 and the second feeding mechanism 20 have the same structure, and a nut sliding table 19 is arranged between the first feeding mechanism 1 and the second feeding mechanism 20; a discharge port of the vibrating disc 6 is connected with a discharge rail, and a discharge port of the discharge rail faces the nut sliding table 19; a supporting slide rail 7 is arranged above the device platform 3, a translation device 8 is arranged on the supporting slide rail 7, and the translation device 8 is in transmission connection with a first servo motor 17; be equipped with fixed plate 10 on the translation device 8, install second cylinder 11 and second slide rail 13 on the fixed plate 10, be equipped with second slider 15 on the second slide rail 13, the piston rod of second cylinder 11 and second slider 15 link to each other, be equipped with mounting panel 9 on the second slider 15, install second servo motor 14 on the mounting panel 9, torque sensor 16 and adsorption apparatus 5, the output shaft of second servo motor 14 and the input of torque sensor 16 link to each other, adsorption apparatus 5 and the output of torque sensor 16 link to each other.
The adsorption mechanism 5 comprises a bearing sleeve 26, a nut screwing rod 28 and a bearing cover 24, the bearing sleeve 26 is installed on the installation plate 9, bearings are arranged at two ends of the bearing sleeve 26, the nut screwing rod 28 penetrates through the bearings, and two ends of the bearing sleeve 26 are sealed by the bearing cover 24; a sealed cavity 25 is arranged between the outer wall of the nut tightening rod 28 and the inner wall of the bearing sleeve 26, a plurality of connecting holes 27 are formed in the nut tightening rod 28, one ends of the connecting holes 27 are located at the bottom of the nut tightening rod 28, and the other ends of the connecting holes 27 are communicated with the cavity 25; the bearing sleeve 26 is provided with a negative pressure connecting port 29, the negative pressure connecting port 29 is communicated with the cavity 25, and the negative pressure connecting port 29 is communicated with the negative pressure generator 12.
The nut sliding table 19 comprises a first air cylinder 32, a distributor 31, a first sliding rail 30 and a first sliding block 33, the distributor 31 is connected with a piston rod of the first air cylinder 32, the distributor 31 is installed on the first sliding block 33, and the first sliding block 33 is arranged on the first sliding rail 30. And a negative pressure sensor is arranged on the bearing sleeve 26 and used for detecting the pressure of the cavity 25, and the negative pressure sensor is electrically connected with a negative pressure display meter. First feed mechanism 1 includes third servo motor 23, third slide rail 22, third slider and fixed platform 4, and the third slider sets up on third slide rail 22, and fixed platform 4 installs on the third slider, and third slider and the transmission of third servo motor 23 are connected, are equipped with the corner cylinder on the fixed platform 4.
Example 3: an automatic nut screwing system comprises a vibrating disc 6 and a device body 2, wherein the device body 2 is provided with a device platform 3, the device platform 3 is provided with a first feeding mechanism 1 and a second feeding mechanism 20 which are arranged side by side, the first feeding mechanism 1 and the second feeding mechanism 20 have the same structure, and a nut sliding table 19 is arranged between the first feeding mechanism 1 and the second feeding mechanism 20; a discharge port of the vibrating disc 6 is connected with a discharge rail, and a discharge port of the discharge rail faces the nut sliding table 19; a supporting slide rail 7 is arranged above the device platform 3, a translation device 8 is arranged on the supporting slide rail 7, and the translation device 8 is in transmission connection with a first servo motor 17; be equipped with fixed plate 10 on the translation device 8, install second cylinder 11 and second slide rail 13 on the fixed plate 10, be equipped with second slider 15 on the second slide rail 13, the piston rod of second cylinder 11 and second slider 15 link to each other, be equipped with mounting panel 9 on the second slider 15, install second servo motor 14 on the mounting panel 9, torque sensor 16 and adsorption apparatus 5, the output shaft of second servo motor 14 and the input of torque sensor 16 link to each other, adsorption apparatus 5 and the output of torque sensor 16 link to each other.
The adsorption mechanism 5 comprises a bearing sleeve 26, a nut screwing rod 28 and a bearing cover 24, the bearing sleeve 26 is installed on the installation plate 9, bearings are arranged at two ends of the bearing sleeve 26, the nut screwing rod 28 penetrates through the bearings, and two ends of the bearing sleeve 26 are sealed by the bearing cover 24; a sealed cavity 25 is arranged between the outer wall of the nut tightening rod 28 and the inner wall of the bearing sleeve 26, a plurality of connecting holes 27 are formed in the nut tightening rod 28, one ends of the connecting holes 27 are located at the bottom of the nut tightening rod 28, and the other ends of the connecting holes 27 are communicated with the cavity 25; the bearing sleeve 26 is provided with a negative pressure connecting port 29, the negative pressure connecting port 29 is communicated with the cavity 25, and the negative pressure connecting port 29 is communicated with the negative pressure generator 12.
The nut sliding table 19 comprises a first air cylinder 32, a distributor 31, a first sliding rail 30 and a first sliding block 33, the distributor 31 is connected with a piston rod of the first air cylinder 32, the distributor 31 is installed on the first sliding block 33, and the first sliding block 33 is arranged on the first sliding rail 30. And a negative pressure sensor is arranged on the bearing sleeve 26 and used for detecting the pressure of the cavity 25, and the negative pressure sensor is electrically connected with a negative pressure display meter. First feed mechanism 1 includes third servo motor 23, third slide rail 22, third slider and fixed platform 4, and the third slider sets up on third slide rail 22, and fixed platform 4 installs on the third slider, and third slider and the transmission of third servo motor 23 are connected, are equipped with the corner cylinder on the fixed platform 4.
An electrical box 21 is arranged below the device platform 3 on the device body 2, a programmable controller 34, a first servo controller, a second servo controller 38 and a third servo controller 39 are arranged in the electrical box 21, a touch screen 18 is further arranged on the device body 2, and the touch screen 18 is electrically connected with the programmable controller 34; the first servo controller 37, the second servo controller 38 and the third servo controller 39 are electrically connected with the programmable controller 34, the first servo motor 17 is electrically connected with the first servo controller 37, the second servo motor 14 is electrically connected with the second servo controller 38, and the third servo motor 23 is electrically connected with the third servo controller 39; a first electromagnetic valve 35 and a second electromagnetic valve 36 are further installed in the electrical box 21, the first electromagnetic valve 35 and the second electromagnetic valve 36 are both electrically connected with the programmable controller 34, the first air cylinder 32 is communicated with an air source through the first electromagnetic valve 35, and the second air cylinder 11 is communicated with the air source through the second electromagnetic valve 36; the negative pressure sensor is electrically connected to the second servo controller 38.
The working principle of one embodiment of the invention is as follows: the vibrating plate 6 guides the nuts onto the dispenser 31 of the nut slide table 19, and the first cylinder 32 pushes the dispenser 31 to a designated position. The translation device 8 moves to the upper part of the distributor 31 under the control of the first servo motor 17, the piston rod of the second air cylinder 11 moves downwards, the connecting hole 27 on the nut tightening rod 28 is contacted with the nut, the negative pressure generated by the negative pressure generator 17 is transmitted to the connecting hole 27 through the chamber 25, and the nut is adsorbed under the action of the negative pressure. Then the piston rod of the second cylinder 11 contracts, after the translation device 8 moves to the designated position under the control of the first servo motor 17, the piston rod of the second cylinder 11 moves downwards to the designated position, and the nut tightening rod 28 applies torsion to the nut under the action of the second servo motor 14 to twist the nut at the designated position. The torque force is controlled by the torque sensor 16, so that the torque force can be prevented from being too large or too small. The negative pressure in the chamber 25 is collected by the negative pressure sensor and displayed on the negative pressure display table, and if the nut is not adsorbed, the negative pressure is small, so the programmable controller 34 can judge whether the nut is adsorbed. The first feeding mechanism 1 and the second feeding mechanism 20 act alternately. Servo motor all controls through servo controller, and operating personnel only need go up unloading work, intensity of labour greatly reduced.
Claims (6)
1. An automatic nut screwing system is characterized by comprising a vibrating disc (6) and a device body (2), wherein the device body (2) is provided with a device platform (3), the device platform (3) is provided with a first feeding mechanism (1) and a second feeding mechanism (20) which are arranged side by side, the first feeding mechanism (1) and the second feeding mechanism (20) have the same structure, and a nut sliding table (19) is arranged between the first feeding mechanism (1) and the second feeding mechanism (20); a discharge port of the vibrating disc (6) is connected with a discharge rail, and a discharge port of the discharge rail faces the nut sliding table (19); a supporting slide rail (7) is arranged above the device platform (3), a translation device (8) is arranged on the supporting slide rail (7), and the translation device (8) is in transmission connection with a first servo motor (17); be equipped with fixed plate (10) on translation device (8), install second cylinder (11) and second slide rail (13) on fixed plate (10), be equipped with second slider (15) on second slide rail (13), the piston rod and second slider (15) of second cylinder (11) link to each other, be equipped with mounting panel (9) on second slider (15), install second servo motor (14) on mounting panel (9), torque sensor (16) and adsorption apparatus (5), the output shaft of second servo motor (14) and the input of torque sensor (16) link to each other, the output of adsorption apparatus (5) and torque sensor (16) links to each other.
2. The automated nut tightening system according to claim 1, wherein the adsorption mechanism (5) comprises a bearing sleeve (26), a nut tightening rod (28) and a bearing cover (24), the bearing sleeve (26) is mounted on the mounting plate (9), bearings are arranged at two ends of the bearing sleeve (26), the nut tightening rod (28) penetrates through the bearings, and the bearing cover (24) seals two ends of the bearing sleeve (26); a sealed cavity (25) is arranged between the outer wall of the nut tightening rod (28) and the inner wall of the bearing sleeve (26), a plurality of connecting holes (27) are formed in the nut tightening rod (28), one ends of the connecting holes (27) are located at the bottom of the nut tightening rod (28), and the other ends of the connecting holes (27) are communicated with the cavity (25); a negative pressure connecting port (29) is arranged on the bearing sleeve (26), the negative pressure connecting port (29) is communicated with the cavity (25), and the negative pressure connecting port (29) is communicated with the negative pressure generator (12).
3. An automated nut tightening system according to claim 2, wherein the bearing housing (26) is provided with a negative pressure sensor for detecting the pressure in the chamber (25), the negative pressure sensor being electrically connected to a negative pressure display gauge.
4. The automatic nut screwing system of claim 3, wherein the first feeding mechanism (1) comprises a third servo motor (23), a third slide rail (22), a third slide block and a fixed platform (4), the third slide block is arranged on the third slide rail (22), the fixed platform (4) is arranged on the third slide block, the third slide block is in transmission connection with the third servo motor (23), and the fixed platform (4) is provided with a corner cylinder.
5. The automatic nut screwing system of claim 4, wherein an electrical box (21) is arranged below the device platform (3) on the device body (2), a programmable controller (34), a first servo controller, a second servo controller (38) and a third servo controller (39) are arranged in the electrical box (21), a touch screen (18) is further arranged on the device body (2), and the touch screen (18) is electrically connected with the programmable controller (34); the first servo controller (37), the second servo controller (38) and the third servo controller (39) are electrically connected with the programmable controller (34), the first servo motor (17) is electrically connected with the first servo controller (37), the second servo motor (14) is electrically connected with the second servo controller (38), and the third servo motor (23) is electrically connected with the third servo controller (39).
6. An automated nut screwing system according to claim 5, wherein a first solenoid valve (35) and a second solenoid valve (36) are further installed in the electrical box (21), both the first solenoid valve (35) and the second solenoid valve (36) are electrically connected with the programmable controller (34), the first cylinder (32) is communicated with the air source through the first solenoid valve (35), and the second cylinder (11) is communicated with the air source through the second solenoid valve (36); the negative pressure sensor is electrically connected with a second servo controller (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911362942.3A CN111055114A (en) | 2019-12-26 | 2019-12-26 | Automatic change formula nut and screw up system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911362942.3A CN111055114A (en) | 2019-12-26 | 2019-12-26 | Automatic change formula nut and screw up system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111055114A true CN111055114A (en) | 2020-04-24 |
Family
ID=70303678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911362942.3A Pending CN111055114A (en) | 2019-12-26 | 2019-12-26 | Automatic change formula nut and screw up system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111055114A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211236A (en) * | 2022-01-18 | 2022-03-22 | 山东光明园迪儿童家具科技有限公司 | Control system of automatic screw locking equipment |
-
2019
- 2019-12-26 CN CN201911362942.3A patent/CN111055114A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211236A (en) * | 2022-01-18 | 2022-03-22 | 山东光明园迪儿童家具科技有限公司 | Control system of automatic screw locking equipment |
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