CN218926848U - Main body locking device and nut automatic assembly equipment thereof - Google Patents

Abstract

The utility model relates to a main body locking device and automatic nut assembling equipment thereof. The second assembly unit will pre-tighten the body and nut and convey it from the first station to the second station of the third assembly unit. The third assembly unit is used for screwing the main body and the nut on the second station. And the three parts realize common movement under the use of one horizontal moving unit, so that the assembly efficiency is obviously improved, and the cost is saved. The automatic nut assembling equipment provided with the main body locking device also remarkably improves the assembling efficiency.

Description

Main body locking device and nut automatic assembly equipment thereof

Technical Field

The utility model relates to the field of main body locking device equipment, in particular to a main body locking device and automatic nut assembling equipment thereof.

Background

In the prior art, the clamping of the main body and the assembly of the main body and the nut are usually completed only through the cooperation of a group of manipulators, so that the assembly efficiency is low.

It is desirable to provide a body locking device and an automatic nut assembling device thereof to solve the above-mentioned problems.

Disclosure of Invention

The utility model relates to a main body locking device and automatic nut assembling equipment thereof. The first assembling unit clamps the main body onto the screw cap, the second assembling unit pretightens the screw cap and the main body, the third assembling unit tightens the main body and the screw cap, and the first assembling unit, the second assembling unit and the third assembling unit move together under the use of one horizontal moving unit, so that the assembling efficiency is obviously improved, and the cost is saved. The automatic nut assembling equipment provided with the main body locking device also remarkably improves the assembling efficiency, and solves the problem of lower assembling efficiency caused by the fact that the main body and the nut are assembled by only one group of mechanical arms in the prior art.

In order to solve the problems, the utility model comprises the following steps: a body locking device, comprising:

a portal frame;

the horizontal moving unit is arranged on the portal frame;

the first assembling unit is fixedly connected with the horizontal moving unit and is arranged at the discharge hole position of the main body feeding device and used for clamping the main body from the main body feeding device into nuts corresponding to the first station of the second assembling unit;

the second assembly unit is arranged between a third assembly unit and the first assembly unit, the second assembly unit and the third assembly unit are fixedly connected with the horizontal moving unit, and the second assembly unit is used for pre-tightening the main body and the screw cap and conveying the pre-tightening main body and the screw cap from the first station to a second station of the third assembly unit; the method comprises the steps of,

and the third assembly unit is used for screwing the main body on the second station with the nut.

Further, the main body is provided with a main body part, a first interface, a second interface and a third interface. The first interface is in threaded connection with the nut, the second interface and the third interface are located on the same side of the main body portion, and the first interface is located on the other side of the main body portion. The second interface and the first interface are both vertically arranged, and the end surfaces of the second interface and the first interface are both horizontally arranged; the maximum height of the end face of the third interface is lower than the height of the end face of the second interface. The first assembling unit comprises a first manipulator, a first lifting cylinder and a first detection plate. The first lifting cylinder is fixedly connected with the horizontal moving unit, and an output shaft of the first lifting cylinder is connected with the first detection plate. The lower end of the first detection plate is in close contact with the third interface and is used for pressing the main body and detecting whether the placement position of the main body is correct or not, so that the assembly efficiency and the yield are improved. The first manipulator is connected with the first detection plate and is used for clamping the main body.

Further, the first manipulator comprises a clamping cylinder, a first clamping arm and a second clamping arm. The clamping cylinder is connected with the first detection plate and used for driving the first clamping arm and the second clamping arm to be close to or far away from each other. The first clamping arm and the second clamping arm are arranged in the same structure. The first arm lock includes extension board and extrusion piece, the upper end of extension board with the output shaft of centre gripping cylinder, the lower extreme of extension board with the extrusion piece is connected, the extrusion piece is kept away from one side of extension board is provided with the arc wall, the radian of arc wall with the corresponding setting of week side of main part improves the fastness of centre gripping.

Further, two sides of the lower end of the extrusion block are respectively provided with a protruding block, and one side, close to the main body, of the protruding block is provided with a corresponding inclined surface, so that the extrusion block, the protruding block and the main body are more attached.

Further, the first clamping arm further comprises a first limiting column and two second limiting columns. The first limiting column is arranged at the upper end of the arc-shaped groove, and the first limiting column is obliquely arranged downwards. The two ends of the protruding block are respectively provided with one second limiting column, the two second limiting columns are obliquely upwards arranged, the first limiting columns and the second limiting columns are used for being matched and clamped on the main body, the use compatibility is improved, and the protruding block is suitable for main bodies with different sizes.

Further, the lower extreme of extension board is provided with the spacing groove, the extension board with the extrusion piece passes through spacing groove screwed connection is used for the adjustment extrusion piece's position, the adjustment of being convenient for according to actual conditions extrusion piece's position improves the efficiency of equipment.

Further, the second assembling unit comprises a second manipulator, a second lifting cylinder, the second detection plate, a first auxiliary clamping module and a second auxiliary clamping module. The second lifting cylinder is fixedly connected with the horizontal moving unit, and an output shaft of the second lifting cylinder is connected with the second detection plate. The lower end of the second detection plate is tightly contacted with the third interface and is used for pressing the main body. The second manipulator is connected with the second detection plate and is used for clamping the main body. The second manipulator is arranged between the first auxiliary clamping module and the second auxiliary clamping module, the first auxiliary clamping module is fixedly connected with one clamping arm of the second manipulator, the second auxiliary clamping module is fixedly connected with the other clamping arm of the second manipulator, the clamping stability of the main body part is improved, the main body part is prevented from shifting, and the screwing precision is influenced.

Further, the first auxiliary clamping module comprises a first supporting seat, a first driving motor, a first sliding plate and two transmission rods. The first supporting seat is arranged on the chassis, the first driving motor is arranged on the first supporting seat, and an output shaft of the first driving motor is fixedly connected with the first sliding plate. One end of each transmission rod is fixedly connected with the first supporting seat, and two ends of each first sliding plate are slidably connected with one end of each transmission rod. The second auxiliary clamping module comprises a second supporting seat, a second driving motor and a second sliding plate. The second supporting seat is arranged on the chassis, the second driving motor is arranged on the second supporting seat, and an output shaft of the second driving motor is fixedly connected with the second sliding plate. The other ends of the two transmission rods are fixedly connected with the second supporting seat, and the two ends of the second sliding plate are slidably connected with the other ends of the transmission rods. The main body and the second manipulator are both positioned between the first sliding plate and the second sliding plate, the first driving motor and the second driving motor are used for driving the first sliding plate and the second sliding plate to simultaneously keep away from or squeeze the corresponding clamping arm of the second manipulator, so that the transmission efficiency is improved, and the cost is saved.

Further, the main body locking device further comprises a discharging table, and the discharging table is located at one side, far away from the second assembling unit, of the third assembling unit. The discharging table comprises two supporting legs, a rotating shaft, a discharging plate and a rotation control sensor. The two supporting legs are vertically arranged on the chassis, one end of the rotating shaft is rotationally connected with the upper end of one supporting leg, and the other end of the rotating shaft is rotationally connected with the upper end of the other supporting leg. The middle part of stripper with pivot fixed connection, the both ends of stripper are provided with defective products discharge gate and good product discharge gate respectively. The rotary control sensor is arranged on the supporting leg and connected with the control system, and is used for controlling the stripper plate to incline towards the defective product discharge port or the good product discharge port, so that the structure is compact, and the cost is saved.

An automatic nut assembly apparatus, comprising:

a chassis;

the conveying device is arranged on the chassis and is used for conveying the nuts to corresponding assembling stations;

the nut feeding device is arranged on one side of the machine case and used for conveying nuts to the conveying device;

the sealing ring feeding device is arranged on the case and used for assembling the sealing ring into the nut;

the main body feeding device is arranged at one side of the case and is used for conveying the main body; the method comprises the steps of,

the main body locking device is arranged on the case and used for screwing the main body with the nut with the sealing ring, and the main body locking device comprises any one of the main body locking devices 1-9.

Compared with the prior art, the main body locking device and the nut automatic assembly equipment thereof have the beneficial effects that: the utility model relates to a main body locking device and automatic nut assembling equipment thereof. The horizontal moving unit is arranged on the portal frame, the first assembling unit is fixedly connected with the horizontal moving unit, and the first assembling unit is arranged at the position of a discharge hole of the main body feeding device and used for clamping the main body from the main body feeding device to the corresponding screw cap on the first station of the second assembling unit. The second assembly unit is disposed between the third assembly unit and the first assembly unit. The second assembling unit and the third assembling unit are fixedly connected with the horizontal moving unit, and the second assembling unit is used for pre-tightening the main body and the screw cap and conveying the pre-tightening main body and the screw cap from the first station to the second station of the third assembling unit. The third assembly unit is used for screwing the main body and the nut on the second station. The main body locking device is used for jointly assembling the main body and the screw cap in a matched mode through the first assembling unit, the second assembling unit and the third assembling unit. The first assembling unit clamps the main body onto the screw cap, the second assembling unit pretightens the screw cap and the main body, the third assembling unit tightens the main body and the screw cap, and the first assembling unit, the second assembling unit and the third assembling unit move together under the use of one horizontal moving unit, so that the assembling efficiency is obviously improved, and the cost is saved. The automatic nut assembling equipment provided with the main body locking device also remarkably improves the assembling efficiency, and solves the problem of lower assembling efficiency caused by the fact that the main body and the nut are assembled by only one group of mechanical arms in the prior art.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments are briefly described below, and the drawings in the following description are only drawings corresponding to some embodiments of the present utility model.

Fig. 1 is a schematic structural view of an embodiment of a body locking device of the present utility model.

Fig. 2 is a schematic structural view of a first assembly unit of the body locking device according to an embodiment of the present utility model.

Fig. 3 is a schematic structural view of an embodiment of the second assembly unit and the third assembly unit of the body locking device of the present utility model.

Fig. 4 is a schematic structural view of an auxiliary clamping module of the body locking device according to an embodiment of the present utility model.

Fig. 5 is a schematic structural view of an embodiment of the discharge table of the body locking device of the present utility model.

Fig. 6 is a schematic structural view of an embodiment of the nut automatic assembling apparatus of the present utility model.

Fig. 7 is a schematic structural view of an embodiment of an internal structure of the nut automatic assembling apparatus of the present utility model.

In the figure: 10. the main body locking device 11, the portal frame 12, the horizontal moving unit 13, the first assembling unit 131, the first manipulator 1311, the clamping cylinder 1312, the first clamping arm a1., the extension plate a2, the extrusion block a3., the first limit post a4., the second limit post a5., the projection block 1313, the second clamping arm 132, the first lifting cylinder 133, the first detecting plate 14, the second assembling unit 141, the second manipulator 142, the second lifting cylinder 143, the second detecting plate 144, the first auxiliary clamping module 1441, the first supporting seat 1442, the first driving motor 1443, the first sliding plate 1444, the transmission rod 145, the second auxiliary clamping module, 1451, second support base, 1452, second driving motor, 1453, second sliding plate, 15, third assembling unit, 151, third manipulator, 152, third lifting cylinder, 153, third detecting plate, 154, third auxiliary clamping module, 1541, third support base, 1542, third driving motor, 1543, third sliding plate, 1544, second transmission rod, 155, fourth auxiliary clamping module, 1551, fourth support base, 1552, fourth driving motor, 1553, fourth sliding plate, 16, discharge table, 161, support leg, 162, rotary shaft, 163, discharge plate, 164, pushing cylinder, 165, good product discharge port, 166, bad product discharge port.

20. The automatic nut assembling device comprises a nut automatic assembling device 21, a case 22, a conveying device 23, a nut feeding device 24, a sealing ring feeding device 25, a main body feeding device 26 and a main body locking device;

31. the nut comprises a main body 311, a main body part 312, a first interface 313, a second interface 314, a third interface 32.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms of directions used in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", "top" and "bottom", are used for explaining and understanding the present utility model only with reference to the orientation of the drawings, and are not intended to limit the present utility model.

In the drawings, like structural elements are denoted by like reference numerals.

Referring to fig. 1, in the present embodiment, the body locking device 10 includes a body locking device 10 including a gantry 11, a horizontal moving unit 12, a first assembling unit 13, a second assembling unit 14, a third assembling unit 15, and a discharging table 16. The gantry 11 is mounted on the cabinet, and the horizontal moving unit 12 is provided on the gantry 11. The first assembling unit 13 is fixedly connected with the horizontal moving unit 12, and the first assembling unit 13 is arranged at a discharge hole of the main body feeding device and is used for clamping the main body 31 from the main body feeding device into the corresponding screw cap 32 on the first station of the second assembling unit 14. The second assembling unit 14 is disposed between the third assembling unit 15 and the first assembling unit 13, the second assembling unit 14 and the third assembling unit 15 are fixedly connected with the horizontal moving unit 12, and the second assembling unit 14 is used for conveying the pre-tightening body 31 and the screw cap 32 from the first station to the second station of the third assembling unit 15. The third assembly unit 15 is used to screw the body 31 and the nut 32 in the second station. The distance between the manipulators of two adjacent assembly units is fixed, and the first assembly unit 13, the second assembly unit 14 and the third assembly unit 15 can be driven simultaneously through the horizontal movement unit 12, so that the driving efficiency is remarkably improved, and the cost is saved.

Referring to fig. 1, in the present embodiment, the main body 31 is provided with a main body 311, a first interface 312, a second interface 313 and a third interface 314. The first interface 312 is screwed with the nut 32, the second interface 313 is positioned on the same side of the main body 311 as the third interface 314, and the first interface 312 is positioned on the other side of the main body 311. The second interface 313 and the first interface 312 are both vertically arranged, and the end surfaces of the two are both horizontally arranged. The maximum height of the end face of the third interface 314 is lower than the height of the end face of the second interface 313. When the end face of the second interface 313 is placed horizontally, the end face of the third interface 314 is inclined, the highest height of the end face of the third interface 314 is higher than the highest height of the end face of the third interface 314 originally set, and is higher than the height of the first detection plate 133, the incorrect placement position of the main body 31 is detected, and the main body is replaced, so that the assembly efficiency is improved.

Referring to fig. 2, the first assembling unit 13 includes a first manipulator 131, a first lifting cylinder 132, and a first detecting plate 133. The first lifting cylinder 132 is fixedly connected with the horizontal moving unit 12, and an output shaft of the first lifting cylinder 132 is connected with the first detecting plate 133. The lower end of the first detecting plate 133 is in close contact with the third interface 314, so as to press the main body 31 and detect whether the placement position of the main body 31 is correct, thereby improving the assembly efficiency and the yield.

The first robot 131 is connected to the first detection plate 133, and the first robot 131 clamps the body 311. The first robot 131 includes a clamping cylinder 1311, a first clamp arm 1312, and a second clamp arm 1313. A clamping cylinder 1311 is connected to the first detection plate 133, and the clamping cylinder 1311 is used to drive the first clamp arm 1312 and the second clamp arm 1313 toward or away from each other. The first clamp arm 1312 is configured identically to the second clamp arm 1313. The first clamping arm 1312 includes an extension plate a1, an extrusion block a2, a first limit column a3 and two second limit columns a4, the upper end of the extension plate a1 is connected with an output shaft of the clamping cylinder 1311, and the lower end of the extension plate a1 is connected with the extrusion block a2.

One side of the extrusion block a2 far away from the extension plate a1 is provided with an arc groove, and the radian of the arc groove is correspondingly arranged with the periphery of the main body part 311, so that the clamping firmness is improved. Two sides of the lower end of the extrusion block a2 are respectively provided with a protruding block a5, and one side of the protruding block a5, which is close to the main body part 311, is provided with a corresponding inclined surface, so that the extrusion block a2 and the protruding block a5 are more attached to the main body part 311.

The first limiting column a3 is arranged at the upper end of the arc-shaped groove, and the first limiting column a3 is obliquely downwards arranged. Both ends of the protruding block a5 are provided with a second limiting column a4, the two second limiting columns a4 are obliquely upwards arranged, the first limiting column a3 and the second limiting column a4 are used for being matched with the clamping main body portion 311, compatibility of use is improved, and the protruding block is suitable for main bodies 31 with different sizes.

The lower extreme of extension board a1 is provided with the spacing groove, and extension board a1 passes through spacing groove screwed connection with extrusion piece a2 for the position of adjustment extrusion piece a2 is convenient for adjust extrusion piece a 2's position according to actual conditions, improves the efficiency of equipment.

In the present embodiment, referring to fig. 3 and 4, the second assembling unit 14 includes a second manipulator 141, a second lifting cylinder 142, a second detection plate 143, a first auxiliary clamping module 144, a second auxiliary clamping module 145, and a first distance sensor. The second lifting cylinder 142 is fixedly connected with the horizontal moving unit 12, and an output shaft of the second lifting cylinder 142 is connected with the second detection plate 143. The lower end of the second detection plate 143 is in close contact with the third interface 314 for pressing the main body 31. The second robot 141 is connected to the second detection plate 143, and the second robot 141 clamps the body 311. The second manipulator 141 is disposed between the first auxiliary clamping module 144 and the second auxiliary clamping module 145, the first auxiliary clamping module 144 is fixedly connected with one clamping arm of the second manipulator 141, the second auxiliary clamping module 145 is fixedly connected with the other clamping arm of the second manipulator 141, so that the clamping stability of the main body 311 is improved, the main body 311 is prevented from shifting, and the screwing precision is affected.

The first auxiliary clamping module 144 includes a first supporting seat 1441, a first driving motor 1442, a first sliding plate 1443, and two transmission rods 1444. The first supporting seat 1441 is disposed on the chassis, the first driving motor 1442 is disposed on the first supporting seat 1441, and an output shaft of the first driving motor 1442 is fixedly connected with the first sliding plate 1443. One end of each of the two transmission rods 1444 is fixedly connected with the first supporting seat 1441, and two ends of the first sliding plate 1443 are slidably connected with one end of each of the transmission rods 1444.

The second auxiliary clamping module 145 includes a second support base 1451, a second driving motor 1452 and a second sliding plate 1453. The second support base 1451 is disposed on the chassis, the second driving motor 1452 is disposed on the second support base 1451, and an output shaft of the second driving motor 1452 is fixedly connected with the second sliding plate 1453. The other ends of the two transmission rods 1444 are fixedly connected with the second supporting seat 1451, and the two ends of the second sliding plate 1453 are slidably connected with the other ends of the transmission rods 1444. The main body 31 and the second manipulator 141 are both located between the first sliding plate 1443 and the second sliding plate 1453, and the first driving motor 1442 and the second driving motor 1452 are used for driving the first sliding plate 1443 and the second sliding plate 1453 to simultaneously separate from or squeeze the clamping arms of the corresponding second manipulator 141, so that the transmission efficiency is improved, and the cost is saved.

A first distance sensor is provided at one side of the main body 31 for acquiring the height of the inner top surface of the screw cap 32 and the height of the second detection plate 143 to determine whether the pre-screwing is in place. If the difference between the height of the first and second stations and the theoretical height is not within the threshold value range, the first station is judged to be defective, and the third station is conveyed to the third station and is moved out from the defective discharge port 166 of the discharge table 16. And if the height meets the requirement, performing the next working procedure.

In the present embodiment, referring to fig. 3 and 4, the third assembling unit 15 is identical to the second assembling unit 14 in structure. The third assembling unit 15 includes a third robot 151, a third lifting cylinder 152, a third detection plate 153, a third auxiliary clamping module 154, and a fourth auxiliary clamping module 155. The third lifting cylinder 152 is fixedly connected with the horizontal moving unit 12, and an output shaft of the third lifting cylinder 152 is connected with a third detection plate 153. The lower end of the third detection plate 153 is in close contact with the third interface 314 for pressing the main body 31. The third robot 151 is connected to the third detection plate 153, and the third robot 151 clamps the body 311. The third manipulator 151 is disposed between the third auxiliary clamping module 154 and the fourth auxiliary clamping module 155, the third auxiliary clamping module 154 is fixedly connected with one clamping arm of the third manipulator 151, the fourth auxiliary clamping module 155 is fixedly connected with the other clamping arm of the third manipulator 151, so that the clamping stability of the main body 311 is improved, the main body 311 is prevented from shifting, and the screwing precision is affected.

The third auxiliary clamping module 154 includes a third support 1541, a third driving motor 1542, a third sliding plate 1543, and two second transmission rods 15441444. The third support 1541 is disposed on the chassis, the third driving motor 1542 is disposed on the third support 1541, and an output shaft of the third driving motor 1542 is fixedly connected to the third sliding plate 1543. One end of each of the two second transmission rods 15441444 is fixedly connected with the third supporting seat 1541, and two ends of the third sliding plate 1543 are slidably connected with one end of the second transmission rod 15441444.

The fourth auxiliary clamping module 155 includes a fourth support base 1551, a fourth driving motor 1552, and a fourth sliding plate 1553. The fourth supporting seat 1551 is arranged on the chassis, the fourth driving motor 1552 is arranged on the fourth supporting seat 1551, and an output shaft of the fourth driving motor 1552 is fixedly connected with the fourth sliding plate 1553. The other ends of the two second transmission rods 15441444 are fixedly connected with a fourth supporting seat 1551, and two ends of a fourth sliding plate 1553 are slidably connected with the other ends of the second transmission rods 15441444. The main body 31 and the third manipulator 151 are both located between the fourth sliding plate 1553 and the fourth sliding plate 1553, and the third driving motor 1542 and the fourth driving motor 1552 are used for driving the third sliding plate 1543 and the fourth sliding plate 1553 to simultaneously keep away from or squeeze the clamping arms of the corresponding third manipulator 151, so that transmission efficiency is improved, and cost is saved.

After the third assembling unit 15 completely screws the main body 31 and the nut 32, the control system obtains the height from the top of the nut 32 to the end face of the third interface 314, compares the obtained height with the final theoretical height, and determines that the product is defective if the product exceeds the error range, and determines that the product is good if the product exceeds the error range.

In this embodiment, referring to fig. 5, the unloading table 16 is located at a side of the third assembly unit 15 away from the second assembly unit 14. The discharge table 16 includes two legs 161, a rotary shaft 162, a discharge plate 163, a rotation control sensor, and a pushing cylinder 164. Two legs 161 stand on the chassis, one end of a rotating shaft 162 is rotatably connected with the upper end of one leg 161, and the other end of the rotating shaft 162 is rotatably connected with the upper end of the other leg 161. The middle part and the pivot 162 fixed connection of stripper 163, the both ends of stripper 163 are provided with defective products discharge gate 166 and good products discharge gate 165 respectively. An output shaft of the pushing cylinder 164 is connected to one end of the rotating shaft 162, and is used for driving the rotating shaft 162 to rotate, so as to drive the stripper plate 163 to rotate. The rotation control sensor is arranged on the supporting leg 161, is connected with the control system and is used for controlling the discharge plate 163 to be obliquely arranged towards the defective product discharge port 166 or the good product discharge port 165, and is compact in structure and cost-saving. After the control system finds the defective products, the rotation control sensor receives the defective product information fed back by the control system, so that the stripper plate 163 rotates towards the discharge port of the defective products and is obliquely arranged at a set angle, and the defective products slide out of the stripper table 16 conveniently.

The principle of operation of the body lock 10 will be described in detail.

The first lifting cylinder 132 drives the first manipulator 131 to move downwards, the clamping cylinder 1311 drives the first clamping arm 1312 and the second clamping arm 1313 to move relatively to clamp the position of the main body part 311 of the main body 31, and the first lifting cylinder 132 drives the first manipulator 131 and the main body 31 to move upwards together. At this time, the second assembling unit 14 is located at the first station, and the third assembling unit 15 is located at the second station. The second assembly unit 14 and the third assembly unit 15 are operated synchronously while the first assembly unit 13 is operated. The second lifting cylinder 142 drives the second manipulator 141 to move downward to clamp the main body 31 at the first station, and the external device performs pre-screwing on the nut 32 for a set number of turns. The first distance sensor determines whether the pre-screwed body 31 and the nut 32 are good. The second lifting cylinder 142 drives the second manipulator 141 and the pre-screwed body 31 and the nut 32 to move upward. The operation of the third assembly unit 15 at this time is substantially identical to the second assembly unit 14. After the third assembling unit 15 completely screws the main body 31 and the nut 32, the control system determines whether the assembled main body 31 and nut 32 are good products. The third lifting cylinder 152 drives the third manipulator 151 and the screwed body 31 to move upward together with the nut 32.

The second horizontal moving unit 12 drives the first assembling unit 13 to clamp the main body 31 to move towards the first station, the second assembling unit 14 to clamp the pre-screwed main body 31 and the screw cap 32 to move towards the second station, and the third assembling unit 15 to clamp the assembled good or defective products to move towards the discharging table 16.

Third, first lift cylinder 132 drives first manipulator 131 to move downwards, clamping cylinder 1311 drives first clamp arm 1312 and second clamp arm 1313 to move away from each other, main body 31 is placed in nut 32 at the first station, and first lift cylinder 132 drives first manipulator 131 to move upwards. The second lifting cylinder 142 drives the second robot 141 to place the pre-screwed body 31 and nut 32 to the second station. The discharge table 16 is inclined to the good product discharge port 165 or the defective product discharge port 166 according to the good product condition fed back by the control system. The third lifting cylinder 152 drives the third robot 151 to place the assembled body 31 and nut 32 on the discharge table 16.

Fourth, horizontal moving unit 12 drives first equipment unit 13 to return to main part 31 discharge gate position, second equipment unit 14 returns to first station, third equipment unit 15 returns to the second station, begins the equipment operation of next round.

In this embodiment, referring to fig. 6 and 7, the automatic nut assembling device 20 includes a housing 21, a conveying device 22, a nut feeding device 23, a seal ring feeding device 24, a main body feeding device 25, and a main body locking device 26. The conveying device 22 is annularly arranged on the case 21, and the nut feeding device 23, the sealing ring feeding device 24, the sealing ring detecting device, the main body feeding device 25 and the main body locking device 26 are arranged at intervals around the conveying direction of the conveying device 22 at a time. The housing 21 is provided with a housing on a processing area, and a control system is provided on one side of the housing, through which a user can perform process control on the operation of the entire apparatus. A conveyor 22 is provided on the casing 21, the conveyor 22 being used to convey the nuts to the corresponding assembly stations. A nut feeding device 23 is provided at one side of the housing 21 for transferring nuts onto the conveyor 22. The seal ring feeding device 24 is used for placing the seal ring into the nut. The main body feeding device 25 is provided at one side of the cabinet 21 for feeding the main body. The body locking device 26 is provided on the casing 21 for screwing the body with a nut having a sealing ring, and includes any of the body locking devices 26 described above.

In this embodiment, the present utility model relates to a body locking device and an automatic nut assembling apparatus thereof, the body locking device including a portal frame, a horizontal moving unit, a first assembling unit, a second assembling unit, and a third assembling unit. The horizontal moving unit is arranged on the portal frame, the first assembling unit is fixedly connected with the horizontal moving unit, and the first assembling unit is arranged at the position of a discharge hole of the main body feeding device and used for clamping the main body from the main body feeding device to the corresponding screw cap on the first station of the second assembling unit. The second assembly unit is disposed between the third assembly unit and the first assembly unit. The second assembling unit and the third assembling unit are fixedly connected with the horizontal moving unit, and the second assembling unit is used for pre-tightening the main body and the screw cap and conveying the pre-tightening main body and the screw cap from the first station to the second station of the third assembling unit. The third assembly unit is used for screwing the main body and the nut on the second station. The main body locking device is used for jointly assembling the main body and the screw cap in a matched mode through the first assembling unit, the second assembling unit and the third assembling unit. The first assembling unit clamps the main body onto the screw cap, the second assembling unit pretightens the screw cap and the main body, the third assembling unit tightens the main body and the screw cap, and the first assembling unit, the second assembling unit and the third assembling unit move together under the use of one horizontal moving unit, so that the assembling efficiency is obviously improved, and the cost is saved. The automatic nut assembling equipment provided with the main body locking device also remarkably improves the assembling efficiency, and solves the problem of lower assembling efficiency caused by the fact that the main body and the nut are assembled by only one group of mechanical arms in the prior art.

In summary, although the present utility model has been described in terms of the preferred embodiments, the above-mentioned embodiments are not intended to limit the utility model, and those skilled in the art can make various modifications and alterations without departing from the spirit and scope of the utility model, so that the scope of the utility model is defined by the appended claims.

Claims (10)

1. A body locking device, comprising:

a portal frame;

the horizontal moving unit is arranged on the portal frame;

the first assembling unit is fixedly connected with the horizontal moving unit and is arranged at the position of a discharge hole of the main body feeding device and used for clamping the main body from the main body feeding device into nuts corresponding to a first station of the second assembling unit;

the second assembly unit is arranged between a third assembly unit and the first assembly unit, the second assembly unit and the third assembly unit are fixedly connected with the horizontal moving unit, and the second assembly unit is used for pre-tightening the main body and the screw cap and conveying the pre-tightening main body and the screw cap from the first station to a second station of the third assembly unit; the method comprises the steps of,

and the third assembly unit is used for screwing the main body on the second station with the nut.

2. The body lock device according to claim 1, wherein the body is provided with a body portion, a first interface, a second interface and a third interface, the first interface is in threaded connection with a nut, the second interface and the third interface are located on the same side of the body portion, and the first interface is located on the other side of the body portion; the second interface and the first interface are both vertically arranged, and the end surfaces of the second interface and the first interface are both horizontally arranged; the maximum height of the end face of the third interface is lower than the height of the end face of the second interface;

the first assembling unit comprises a first manipulator, a first lifting cylinder and a first detection plate, wherein the first lifting cylinder is fixedly connected with the horizontal moving unit, and an output shaft of the first lifting cylinder is connected with the first detection plate; the lower end of the first detection plate is closely contacted with the third interface and is used for pressing the main body and detecting whether the placement position of the main body is correct or not; the first manipulator is connected with the first detection plate and is used for clamping the main body.

3. The body locking device according to claim 2, wherein the first manipulator includes a clamping cylinder, a first clamping arm and a second clamping arm, the clamping cylinder being connected to the first detection plate, the clamping cylinder being configured to drive the first clamping arm and the second clamping arm toward or away from each other; the first clamping arm and the second clamping arm are arranged in the same structure; the first arm lock includes extension board and extrusion piece, the upper end of extension board with the output shaft of centre gripping cylinder, the lower extreme of extension board with the extrusion piece is connected, the extrusion piece is kept away from one side of extension board is provided with the arc wall, the radian of arc wall with the corresponding setting of week side of main part.

4. A body locking device according to claim 3, wherein two sides of the lower end of the pressing block are respectively provided with a protruding block, and one side of the protruding block, which is close to the body portion, is provided with a corresponding inclined surface.

5. The body locking device of claim 4, wherein the first clamping arm further comprises a first limit post and two second limit posts, the first limit post is arranged at the upper end of the arc-shaped groove, and the first limit post is arranged obliquely downwards; the two ends of the protruding block are respectively provided with a second limiting column, the two second limiting columns are obliquely upwards arranged, and the first limiting columns and the second limiting columns are used for being matched and clamped on the main body.

6. The main body locking device according to claim 3, wherein a limit groove is formed in the lower end of the extension plate, and the extension plate is screwed with the extrusion block through the limit groove to adjust the position of the extrusion block.

7. The main body locking device according to claim 2, wherein the second assembling unit comprises a second manipulator, a second lifting cylinder, a second detection plate, a first auxiliary clamping module and a second auxiliary clamping module, the second lifting cylinder is fixedly connected with the horizontal moving unit, and an output shaft of the second lifting cylinder is connected with the second detection plate; the lower end of the second detection plate is tightly contacted with the third interface and is used for pressing the main body; the second manipulator is connected with the second detection plate and is used for clamping the main body part; the second manipulator is arranged between the first auxiliary clamping module and the second auxiliary clamping module, the first auxiliary clamping module is fixedly connected with one clamping arm of the second manipulator, and the second auxiliary clamping module is fixedly connected with the other clamping arm of the second manipulator.

8. The body locking device of claim 7, wherein the first auxiliary clamping module comprises a first support base, a first drive motor, a first slide plate and two drive rods; the first supporting seat is arranged on the chassis, the first driving motor is arranged on the first supporting seat, and an output shaft of the first driving motor is fixedly connected with the first sliding plate; one end of each of the two transmission rods is fixedly connected with the first supporting seat, and two ends of each of the first sliding plates are slidably connected with one end of each of the transmission rods;

the second auxiliary clamping module comprises a second supporting seat, a second driving motor and a second sliding plate; the second supporting seat is arranged on the chassis, the second driving motor is arranged on the second supporting seat, and an output shaft of the second driving motor is fixedly connected with the second sliding plate; the other ends of the two transmission rods are fixedly connected with the second supporting seat, the two ends of the second sliding plate are in sliding connection with the other ends of the transmission rods, the main body and the second mechanical arm are located between the first sliding plate and the second sliding plate, and the first driving motor and the second driving motor are used for driving the first sliding plate and the second sliding plate to simultaneously keep away from or squeeze the clamping arm of the corresponding second mechanical arm.

9. The body lock device of claim 8, further comprising a discharge station located on a side of the third assembly unit remote from the second assembly unit; the discharging platform comprises two supporting legs, a rotating shaft, a discharging plate and a rotation control sensor, wherein the two supporting legs are vertically arranged on the chassis, one end of the rotating shaft is rotationally connected with the upper end of one supporting leg, and the other end of the rotating shaft is rotationally connected with the upper end of the other supporting leg; the middle part of the stripper plate is fixedly connected with the rotating shaft, and the two ends of the stripper plate are respectively provided with a defective product discharge port and a good product discharge port; the rotary control sensor is arranged on the supporting leg and connected with the control system, and is used for controlling the stripper plate to incline towards the defective product discharge port or the non-defective product discharge port.

10. An automatic nut assembly device, comprising:

a chassis;

the conveying device is arranged on the chassis and is used for conveying the nuts to corresponding assembling stations;

the nut feeding device is arranged on one side of the machine case and used for conveying nuts to the conveying device;

the sealing ring feeding device is arranged on the case and used for assembling the sealing ring into the nut;

the main body feeding device is arranged at one side of the case and is used for conveying the main body; the method comprises the steps of,

a body lock device provided on the housing for screwing the body with the nut with a seal ring, comprising the body lock device of any one of claims 1 to 9.

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