Automatic device for continuously spraying lubricating grease on multiple bolts

Abstract

The utility model relates to the technical field of bolt lubricating grease spraying, and discloses an automatic device for continuously spraying a plurality of bolts with lubricating grease, which comprises a bottom aluminum profile frame, an electric control cabinet, a lubricating grease feeding mechanism, a bolt transport case and an inner rack, a bolt conveying assembly is arranged in the bolt conveying box. According to the automatic device for continuous spraying of the lubricating grease on the multiple bolts, the bolt conveying assembly drives hexagon bolts to move horizontally, a pneumatic jacking air cylinder in the bolt rotation driving mechanism pushes the hexagon bolts to move upwards through a jacking base and a lower rotating wheel, and an upper rotating wheel drives the hexagon bolts to rotate; the movable end of the servo electric cylinder can drive the first lubricating grease atomization spray gun to move front and back, lubricating grease spraying can be conducted on the outer side of the hexagon bolt, the second lubricating grease atomization spray gun conducts lubricating grease spraying on the hexagonal head end of the hexagon bolt, the automation degree is high, efficiency can be improved, and the spraying quality can also be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bolt lubricating grease spraying technical field, concretely to a plurality of bolt lubricating grease continuous spraying's automation device. BACKGROUND

[0002] In the assembly process of large structural parts, the bolt fastening torque has extremely strict requirements, due to its special application scene, the pre-tightening torque of bolt often reaches a quite high value, thousands or even ten thousand newton meters are extremely common, under such high requirements, in order to effectively overcome the friction existing between the thread, and avoid the occurrence of engagement phenomenon in the process of fastening bolt nut, the treatment of smearing lubricating grease to bolt is an indispensable link.

[0003] However, many problems are faced in actual operation, which makes the smearing work of lubricating grease complex and heavy, the traditional smearing mode generally relies on manual, and the staff uses a brush to smear lubricating grease on the bolt surface, and this manual smearing method has obvious disadvantages, due to the limitation of manual operation, it is difficult to ensure that the lubricating grease is smeared uniformly on the bolt surface, which makes the lubricating effect greatly discounted, on the other hand, it is difficult to accurately control the amount of lubricating grease when smearing manually, and it is easy to appear the condition of excessive smearing amount, which not only causes the waste of lubricating grease material, increases the cost, and therefore we put forward a plurality of bolt lubricating grease continuous spraying's automation device. SUMMARY

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a plurality of bolt lubricating grease continuous spraying's automation device, including bottom aluminum profile frame and the electric control cabinet in the bottom aluminum profile frame inside, lubricating grease supply mechanism and the bolt transport case and inner rack on the bottom aluminum profile frame upper portion, the bolt transport case inside is provided with bolt conveying assembly, the back of bolt transport case is provided with waste grease collection plate, the inside of bolt transport case is provided with inner rack respectively on both sides, the crosspiece plate is provided with bolt conveying assembly on the upper side of the rear side of crosspiece plate, the outside of bolt conveying assembly is provided with V type positioning block, the inside of V type positioning block is placed with hexagon bolt, the upper side of crosspiece plate is provided with servo electric cylinder, the movable end of servo electric cylinder is fixedly installed with connecting plate, the outside of connecting plate is fixedly installed with lubricating grease atomization spray gun no.

[0005] Preferably, the outside of the inner rack is provided with rack outer frame and operation screen, and the lubricating grease supply mechanism, lubricating grease atomization spray gun one and lubricating grease atomization spray gun two are provided with a hose.

[0006] Through the above technical solution, during the use of the equipment, the grease inside the grease supply mechanism is delivered to the inside of the grease atomizing spray gun 1 and the grease atomizing spray gun 2 through a hose. The grease atomizing spray gun 1 sprays grease onto the threaded end face of the hexagonal bolt, and the grease atomizing spray gun 2 sprays grease onto the hexagonal head end of the hexagonal bolt.

[0007] Preferably, the bolt conveying assembly includes a drive motor, the drive motor is fixedly mounted on the back of the bolt transport box, a transmission shaft is fixedly mounted on the output shaft of the drive motor, two identical drive sprockets are fixedly mounted on the outer side of the transmission shaft, a driven shaft is rotatably mounted on the inner side of the bolt transport box away from the transmission shaft, two identical driven sprockets are fixedly mounted on the outer side of the driven shaft, and a conveying chain is provided on the outer side of the drive sprockets and the driven sprockets.

[0008] With the above technical solution, during the use of the equipment, the drive motor drives the conveyor chain to rotate through the transmission shaft and the drive sprocket. The conveyor chain drives the hexagonal bolts to move through the upper V-shaped positioning block. The hexagonal bolts move to the inside of the outer frame of the machine frame, and the grease atomizing spray gun 1 and grease atomizing spray gun 2 inside the outer frame of the machine frame spray the hexagonal bolts.

[0009] Preferably, the bolt rotation drive mechanism includes a bolt rotation bracket, a bolt rotation bracket fixedly installed on the outer side of the cross plate, a servo motor fixedly installed on the inner side of the bolt rotation bracket, a drive pulley driven on the output shaft of the servo motor, a rotating shaft rotatably installed in the middle of the inner side of the bolt rotation bracket, a driven shaft rotatably installed at the lower part of the inner side of the bolt rotation bracket, an upper rotating wheel and a driven pulley fixedly installed on the outer side of the driven shaft, a belt tensioning pulley provided on the outer side of the rotating shaft, a transmission belt provided on the outer side of the drive pulley and the driven pulley, a pneumatic lifting cylinder fixedly installed at the top of the bolt transport box, a lifting seat fixedly installed at the top of the pneumatic lifting cylinder, and two identical lower rotating wheels rotatably installed on the inner side of the lifting seat.

[0010] With the above technical solution, when the hexagonal bolt moves into the interior of the outer frame, the pneumatic lifting cylinder pushes the hexagonal bolt upward through the lifting seat and the lower rotating wheel until the hexagonal bolt contacts the lower rotating wheel and the upper rotating wheel. The servo motor drives the upper rotating wheel to rotate through the output shaft, the driving pulley, the transmission belt, the driven pulley and the driven rotating shaft. The upper rotating wheel drives the hexagonal bolt to rotate, thereby achieving uniform spraying of the hexagonal bolt.

[0011] Preferably, the driving sprocket, driven sprocket and conveying chain are provided with the same two groups, the driving sprocket and driven sprocket are symmetrically distributed about the center line of the bolt transport box, the V-shaped positioning block is fixedly connected with the conveying chain through bolts, and the V-shaped positioning block is provided with the same plurality of V-shaped positioning blocks which are equally spaced.

[0012] Through the above technical scheme, the V-shaped positioning block can be used for placing the hexagonal bolt, so that the hexagonal bolt will not be displaced during transportation, and the V-shaped positioning block can be clamped in the hexagonal bolt thread.

[0013] Preferably, the lower rotating wheel is provided with the same four, and the four lower rotating wheels are symmetrically distributed about the center line of the jacking seat, and the two lower rotating wheels and the upper rotating wheel jointly form a "△" structure.

[0014] Through the above technical scheme, the lower rotating wheel and the upper rotating wheel can drive the hexagonal bolt to rotate, and better lubricating grease spraying can be realized.

[0015] Preferably, the lubricating grease atomizing spray gun one and the lubricating grease atomizing spray gun two are located on both sides of the bolt rotation driving mechanism, the lubricating grease atomizing spray gun one is located on the front side of the inside of the rack outer frame, and the lubricating grease atomizing spray gun two is located on the rear side of the inside of the rack outer frame.

[0016] Through the above technical scheme, the movable end of the servo cylinder can drive the lubricating grease atomizing spray gun one to move forward and backward, and the lubricating grease atomizing spray gun one reciprocating forward and backward can spray lubricating grease on the outside of the hexagonal bolt.

[0017] Compared with the prior art, the automatic device for continuous lubricating grease spraying of multiple bolts has the following beneficial effects:

[0018] The automatic device for continuous lubricating grease spraying of multiple bolts is provided with a lubricating grease feeding mechanism, a bolt conveying assembly, a bolt rotation driving mechanism, a lubricating grease atomizing spray gun one and a lubricating grease atomizing spray gun two, the hexagonal bolt is driven to move horizontally by the bolt conveying assembly, the pneumatic jacking cylinder in the bolt rotation driving mechanism drives the hexagonal bolt to move upward through the jacking seat and the lower rotating wheel, the upper rotating wheel drives the hexagonal bolt to rotate, the movable end of the servo cylinder can drive the lubricating grease atomizing spray gun one to move forward and backward, the lubricating grease atomizing spray gun one reciprocating forward and backward can spray lubricating grease on the outside of the hexagonal bolt, the lubricating grease atomizing spray gun two sprays lubricating grease on the hexagonal head end of the hexagonal bolt, the overall design is reasonable, uniform spraying can be realized, the overall design is reasonable, the degree of automation is high, the efficiency and the coating quality can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1This is a three-dimensional structural diagram of the present invention;

[0020] Figure 2 This is a schematic diagram of the installation structure of the bolt conveying assembly of this utility model;

[0021] Figure 3 This is a schematic diagram of the installation structure of the first and second grease atomizing spray guns of this utility model;

[0022] Figure 4 This is a schematic diagram of the mounting structure of the bolt rotation drive mechanism of this utility model. Figure 1 ;

[0023] Figure 5 This is a schematic diagram of the mounting structure of the bolt rotation drive mechanism of this utility model. Figure 2 .

[0024] The components include: 1. Bottom aluminum profile frame; 2. Electrical control cabinet; 3. Grease supply mechanism; 4. Bolt transport box; 5. Bolt conveying assembly; 501. Drive motor; 502. Transmission shaft; 503. Drive sprocket; 504. Driven shaft; 505. Driven sprocket; 506. Conveyor chain; 6. Waste grease collection plate; 7. Inner frame; 8. Outer frame; 9. Control panel; 10. Servo cylinder; 11. Connecting plate; 12. Grease atomizing spray gun; 13. Horizontal frame plate; 14. Lubricating... Grease atomizing spray gun II; 15. Bolt rotation drive mechanism; 1501. Bolt rotation bracket; 1502. Servo motor; 1503. Drive pulley; 1504. Driven shaft; 1505. Upper rotating wheel; 1506. Driven pulley; 1507. Transmission belt; 1508. Pneumatic lifting cylinder; 1509. Lifting seat; 1510. Lower rotating wheel; 1511. Rotating shaft; 1512. Belt tensioner; 16. V-shaped positioning block; 17. Hex bolt. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Example 1

[0027] like Figures 1-5The utility model provides a kind of automatic device of multiple bolt lubricating grease continuous spraying shown, including bottom aluminium profile frame 1 and the electric control cabinet 2 located in the inside of bottom aluminium profile frame 1, lubricating grease supply mechanism 3 and the bolt transport case 4 and inner rack 7 of bottom aluminium profile frame 1 upper portion, bolt transport case 4 inside is provided with bolt conveying assembly 5, the back of bolt transport case 4 is provided with waste grease collection plate 6, the front and rear sides of bolt transport case 4 inside are provided with inner rack 7 respectively, two inner racks 7 are provided with crosspiece plate 13 between, the upside of bolt conveying assembly 5 in the rear side of crosspiece plate 13 is provided with bolt rotation drive mechanism 15, the outside of bolt conveying assembly 5 is provided with V-shaped locating block 16, the inside of V-shaped locating block 16 is placed with hexagon bolt 17, the upside of crosspiece plate 13 is provided with servo cylinder 10, the movable end of servo cylinder 10 is fixedly installed with connecting plate 11, the outside of connecting plate 11 is fixedly installed with lubricating grease atomizing spray gun one 12, lubricating grease atomizing spray gun two 14 is fixedly installed at the end of crosspiece plate 13 away from servo cylinder 10.

[0028] Specifically, the outside of inner rack 7 is provided with rack outer frame 8 and operation screen 9, and a hose is provided between the lubricating grease supply mechanism 3 and the lubricating grease atomizing spray gun one 12 and the lubricating grease atomizing spray gun two 14. Advantage is that, in the process of using the equipment, the lubricating grease inside the lubricating grease supply mechanism 3 is transported to the inside of the lubricating grease atomizing spray gun one 12 and the lubricating grease atomizing spray gun two 14 through the hose, the lubricating grease atomizing spray gun one 12 sprays the lubricating grease on the thread end face of the hexagon bolt 17, and the lubricating grease atomizing spray gun two 14 sprays the lubricating grease on the hexagonal head end of the hexagon bolt 17.

[0029] Specifically, the bolt conveying assembly 5 includes a drive motor 501, the back of the bolt transport case 4 is fixedly installed with the drive motor 501, the output shaft of the drive motor 501 is fixedly installed with a transmission shaft 502, the outside of the transmission shaft 502 is fixedly installed with two identical driving sprockets 503, the inside of the end of the bolt transport case 4 away from the transmission shaft 502 is rotatably installed with a driven shaft 504, the outside of the driven shaft 504 is fixedly installed with two identical driven sprockets 505, and the outside of the driving sprockets 503 and the driven sprockets 505 is provided with a conveying chain 506. Advantage is that, in the process of using the equipment, the drive motor 501 drives the conveying chain 506 to rotate through the transmission shaft 502 and the driving sprockets 503, the conveying chain 506 drives the hexagon bolt 17 to move through the upper V-shaped locating block 16, the hexagon bolt 17 moves to the inside of the rack outer frame 8, and the lubricating grease atomizing spray gun one 12 and the lubricating grease atomizing spray gun two 14 inside the rack outer frame 8 spray the hexagon bolt 17.

[0030] Specifically, the bolt rotation drive mechanism 15 includes a bolt rotation bracket 1501. The bolt rotation bracket 1501 is fixedly mounted on the outer side of the cross plate 13. A servo motor 1502 is fixedly mounted on the inner side of the bolt rotation bracket 1501. A drive pulley 1503 is driven onto the output shaft of the servo motor 1502. A rotating shaft 1511 is rotatably mounted in the middle of the inner side of the bolt rotation bracket 1501. A driven shaft 1504 is rotatably mounted on the lower part of the inner side of the bolt rotation bracket 1501. An upper rotating wheel 1505 and a driven pulley 1506 are fixedly installed on the outer side of 1504. A belt tensioner 1512 is provided on the outer side of the rotating shaft 1511. A transmission belt 1507 is provided on the outer side of the driving pulley 1503 and the driven pulley 1506. A pneumatic lifting cylinder 1508 is fixedly installed at the top inside the bolt transport box 4. A lifting seat 1509 is fixedly installed at the top of the pneumatic lifting cylinder 1508. Two identical lower rotating wheels 1510 are rotatably installed on the inner side of the lifting seat 1509. The advantage is that when the hex bolt 17 moves into the interior of the outer frame 8, the pneumatic lifting cylinder 1508 pushes the hex bolt 17 upward through the lifting seat 1509 and the lower rotating wheel 1510 until the hex bolt 17 contacts the lower rotating wheel 1510 and the upper rotating wheel 1505. The servo motor 1502 drives the upper rotating wheel 1505 to rotate through the output shaft, the drive pulley 1503, the transmission belt 1507, the driven pulley 1506 and the driven rotating shaft 1504. The upper rotating wheel 1505 drives the hex bolt 17 to rotate, thereby achieving uniform spraying of the hex bolt 17.

[0031] Example 2

[0032] like Figures 2-5 As shown, this is an improvement on the previous embodiment.

[0033] Specifically, the driving sprocket 503, driven sprocket 505, and conveyor chain 506 are all provided with two identical sets. The driving sprocket 503 and driven sprocket 505 are symmetrically distributed about the center line of the bolt transport box 4. The V-shaped positioning blocks 16 are fixedly connected to the conveyor chain 506 by bolts. Multiple identical V-shaped positioning blocks 16 are provided, and the multiple V-shaped positioning blocks 16 are distributed at equal intervals. The advantage is that the hexagonal bolts 17 can be placed through the V-shaped positioning blocks 16 to ensure that the hexagonal bolts 17 will not shift during transportation. The V-shaped positioning blocks 16 can be locked into the threads of the hexagonal bolts 17.

[0034] Specifically, the lower rotating wheels 1510 are arranged in four identical sets, two lower rotating wheels 1510 and one upper rotating wheel 1505 together form a "△" structure. The advantage is that the lower rotating wheels 1510 and the upper rotating wheel 1505 can drive the hexagonal bolt 17 to rotate, and better lubricating grease spraying can be performed on the hexagonal bolt 17.

[0035] Specifically, the lubricating grease atomizing spray gun one 12 and the lubricating grease atomizing spray gun two 14 are located on both sides of the bolt rotating drive mechanism 15, the lubricating grease atomizing spray gun one 12 is located on the front side inside the frame outer frame 8, and the lubricating grease atomizing spray gun two 14 is located on the rear side inside the frame outer frame 8. The advantage is that the movable end of the servo cylinder 10 can drive the lubricating grease atomizing spray gun one 12 to move forward and backward, and the forward and backward reciprocating lubricating grease atomizing spray gun one 12 can spray lubricating grease on the outside of the hexagonal bolt 17.

[0036] Working principle: in use, the worker places the hexagonal bolt 17 on the V-shaped positioning block 16, and adjusts the movement stroke of the pneumatic lifting cylinder 1508 according to the size of the hexagonal bolt 17. In the process of use, the driving motor 501 drives the conveying chain 506 to rotate through the transmission shaft 502 and the driving sprocket 503, the conveying chain 506 drives the hexagonal bolt 17 to move through the upper V-shaped positioning block 16, and the hexagonal bolt 17 moves to the inside of the frame outer frame 8. When the hexagonal bolt 17 moves to the inside of the frame outer frame 8, the pneumatic lifting cylinder 1508 pushes the hexagonal bolt 17 upward through the lifting seat 1509 and the lower rotating wheel 1510 until the hexagonal bolt 17 is in contact with the lower rotating wheel 1510 and the upper rotating wheel 1505. The servo motor 1502 drives the upper rotating wheel 1505 to rotate through the output shaft, the driving belt pulley 1503, the transmission belt 1507, the driven belt pulley 1506 and the driven shaft 1504, and the upper rotating wheel 1505 drives the hexagonal bolt 17 to rotate. The movable end of the servo cylinder 10 can drive the lubricating grease atomizing spray gun one 12 to move forward and backward, the lubricating grease supply mechanism 3 supplies lubricating grease to the lubricating grease atomizing spray gun one 12 and the lubricating grease atomizing spray gun two 14, and the forward and backward reciprocating lubricating grease atomizing spray gun one 12 can spray lubricating grease on the outside of the hexagonal bolt 17. The lubricating grease atomizing spray gun two 14 sprays lubricating grease on the hexagonal head end of the hexagonal bolt 17. After spraying, the pneumatic lifting cylinder 1508 resets, at this time the hexagonal bolt 17 is clamped into the inside of the V-shaped positioning block 16 and is conveyed to the outside of 8. Then one hexagonal bolt 17 repeats the above operation, the overall design is reasonable and convenient to use.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automated device for continuous grease spraying of multiple bolts, comprising a bottom aluminum profile frame (1) and an electrical control cabinet (2) and a grease supply mechanism (3) located inside the bottom aluminum profile frame (1), as well as a bolt transport box (4) and an inner frame (7) on the upper part of the bottom aluminum profile frame (1), characterized in that: The bolt transport box (4) is equipped with a bolt conveying assembly (5) inside. A waste grease collection plate (6) is provided on the back of the bolt transport box (4). An inner frame (7) is provided on the front and back sides of the bolt transport box (4). A cross frame plate (13) is provided between the two inner frames (7). A bolt rotation drive mechanism (15) is provided on the upper side of the bolt conveying assembly (5) behind the cross frame plate (13). A V-shaped positioning block (16) is provided on the outer side of the bolt conveying assembly (5). A hexagonal bolt (17) is placed on the inner side of the V-shaped positioning block (16). A servo electric cylinder (10) is provided on the upper side of the cross frame plate (13). A connecting plate (11) is fixedly installed on the movable end of the servo electric cylinder (10). A grease atomizing spray gun one (12) is fixedly installed on the outer side of the connecting plate (11). A grease atomizing spray gun two (14) is fixedly installed on the end of the cross frame plate (13) away from the servo electric cylinder (10).

2. The automated device for continuous grease spraying of multiple bolts according to claim 1, characterized in that: The outer side of the inner frame (7) is provided with a frame outer frame (8) and an operation screen (9). A hose is provided between the grease supply mechanism (3) and the grease atomizing spray gun one (12) and the grease atomizing spray gun two (14).

3. The automated device for continuous grease spraying of multiple bolts according to claim 1, characterized in that: The bolt conveying assembly (5) includes a drive motor (501). The drive motor (501) is fixedly installed on the back of the bolt conveying box (4). A transmission shaft (502) is fixedly installed on the output shaft of the drive motor (501). Two identical drive sprockets (503) are fixedly installed on the outer side of the transmission shaft (502). A driven shaft (504) is rotatably installed on the inner side of the bolt conveying box (4) away from the transmission shaft (502). Two identical driven sprockets (505) are fixedly installed on the outer side of the driven shaft (504). A conveying chain (506) is provided on the outer side of the drive sprocket (503) and the driven sprocket (505).

4. The automated device for continuous grease spraying of multiple bolts according to claim 1, characterized in that: The bolt rotation drive mechanism (15) includes a bolt rotation bracket (1501). The bolt rotation bracket (1501) is fixedly installed on the outer side of the cross plate (13). A servo motor (1502) is fixedly installed on the inner side of the bolt rotation bracket (1501). A drive pulley (1503) is driven on the output shaft of the servo motor (1502). A rotating shaft (1511) is rotatably installed in the middle of the inner side of the bolt rotation bracket (1501). A driven shaft (1504) is rotatably installed at the lower part of the inner side of the bolt rotation bracket (1501). An upper rotating wheel (1505) and a driven pulley (1506) are fixedly installed on the outside of the rotating shaft (1511). A belt tensioner (1512) is provided on the outside of the rotating shaft (1511). A transmission belt (1507) is provided on the outside of the driving pulley (1503) and the driven pulley (1506). A pneumatic lifting cylinder (1508) is fixedly installed at the top inside the bolt transport box (4). A lifting seat (1509) is fixedly installed at the top of the pneumatic lifting cylinder (1508). Two identical lower rotating wheels (1510) are rotatably installed on the inside of the lifting seat (1509).

5. The automated device for continuous grease spraying of multiple bolts according to claim 3, characterized in that: The driving sprocket (503), driven sprocket (505) and conveyor chain (506) are all provided with two identical sets. The driving sprocket (503) and driven sprocket (505) are symmetrically distributed about the center line of the bolt transport box (4). The V-shaped positioning block (16) is fixedly connected to the conveyor chain (506) by bolts. Multiple identical V-shaped positioning blocks (16) are provided, and the multiple V-shaped positioning blocks (16) are distributed at equal intervals.

6. The automated device for continuous spraying of grease onto multiple bolts according to claim 4, characterized in that: The lower rotating wheel (1510) is provided in four identical configurations. The four lower rotating wheels (1510) are arranged in pairs, and the four lower rotating wheels (1510) are symmetrically distributed about the center line of the lifting seat (1509). The two lower rotating wheels (1510) and the upper rotating wheel (1505) together form a "△" structure.

7. The automated device for continuous grease spraying of multiple bolts according to claim 2, characterized in that: The first grease atomizing spray gun (12) and the second grease atomizing spray gun (14) are located on both sides of the bolt rotation drive mechanism (15). The first grease atomizing spray gun (12) is located on the front side inside the outer frame (8) of the machine frame, and the second grease atomizing spray gun (14) is located on the rear side inside the outer frame (8).

Images