CN115159416A

CN115159416A - Automatic screwing device

Info

Publication number: CN115159416A
Application number: CN202210271800.1A
Authority: CN
Inventors: 祝金军; 李忠溪; 张一飞
Original assignee: Jiangxi Kailide Technology Co ltd
Current assignee: Jiangxi Kailide Technology Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-10-11

Abstract

The invention belongs to the technical field of cap screwing equipment, and discloses an automatic screwing device, which comprises: the clamping assembly and the cap screwing assembly; and a body for supporting the clamping assembly and the cap screwing assembly; the clamping assembly comprises an adjustable clamping plate; the spiral cover assembly comprises a feeding assembly, a driving assembly connected to the feeding assembly and a lifting assembly located at the bottom of the feeding assembly. The adjustable clamping plate in the clamping assembly can adapt to the clamping work of the barrels with different sizes, the lifting assembly in the cap screwing assembly can adjust the feeding assembly and the driving assembly up and down to adapt to the adjustment of the adjustable clamping plate, and the feeding assembly and the driving assembly can carry out cap screwing work so as to adapt to the cap screwing work of the barrels with different sizes, so that the production efficiency and the product quality are improved.

Description

Automatic screwing device

Technical Field

The invention belongs to the technical field of cap screwing equipment, and particularly relates to an automatic screwing device.

Background

The rotary cap screwing machine is also called a cap sealing machine, a capping machine or a cap locking machine, and is used for screwing and unscrewing the cap after the plastic bottle and the glass bottle (molded bottle or tube bottle) are subpackaged. In prior art, the production line adopts semi-automatic or artifical device of screwing in basically, the spiral cover machine is including reason lid mechanism, hang lid mechanism and spiral cover mechanism, the user is before carrying out the spiral cover encapsulation, generally, the same-purpose spiral cover machine of multiple barrel type, the bucket need realize earlier before the spiral cover hanging the lid operation, and change the barrel type at every turn and all need carry out the high matching adjustment to hanging lid mechanism and spiral cover mechanism and pair, the loaded down with trivial details not only consume the manpower and reduce production efficiency of adjustment, consuming time also consume the power, and the quality of product can not be guaranteed.

Disclosure of Invention

The invention aims to provide an automatic screwing device to solve the problems that the cap screwing work in the prior art is time-consuming and labor-consuming, and the quality of products cannot be guaranteed.

In order to achieve the purpose, the invention adopts the following technical scheme:

an automatic tightening device, comprising:

the clamping assembly and the cover screwing assembly;

the machine body is used for supporting the clamping assembly and the screw cap assembly;

the clamping assembly comprises an adjustable clamping plate;

the spiral cover assembly comprises a feeding assembly, a driving assembly connected to the feeding assembly and a lifting assembly located at the bottom of the feeding assembly.

Preferably, the adjustable splint comprises:

the device comprises an upper clamping plate and a lower clamping plate positioned below the upper clamping plate; the lower clamping plate is arranged at the top of the machine body, the upper clamping plate and the lower clamping plate are both provided with movable clamping plates, and the upper clamping plate is connected to the top of the machine body through a pressing assembly.

Preferably, the movable clamp plate includes:

the device comprises an arc-shaped plate and an adjusting mechanism connected to the arc-shaped plate; the adjusting mechanism comprises a screw rod and a screw hole, the screw hole is formed in the edge portions of the upper clamping plate and the lower clamping plate, the screw rod is in threaded connection with the inside of the screw hole, and one end of the screw rod is rotatably installed on one side of the arc plate through a bearing.

Preferably, one side of the arc-shaped plate is fixedly connected with a guide rod, the guide rod is movably inserted into the guide hole, and the guide hole is formed in the edge portions of the upper clamping plate and the lower clamping plate.

Preferably, the press-fit assembly includes:

the pneumatic cylinder is connected to the top of the guide pillar, an output shaft of the pneumatic cylinder is connected with a pressure rod, the lower end of the pressure rod is connected to the top of the upper clamping plate, a guide sleeve sleeved outside the guide pillar is connected to the upper clamping plate, and the lower end of the guide pillar is connected to the top of the machine body.

Preferably, the lifting assembly comprises:

the lifting rod and the electric push rod connected to the lower end of the lifting rod are connected, the base end of the electric push rod is installed inside the machine body, the lifting rod is installed at the top of the machine body through a linear bearing, and a locking assembly is arranged outside the lifting rod.

Preferably, the locking assembly comprises:

the spring tube of connection the limit portion of organism and be located inside locking pole and the compression spring of spring tube, the end connection of locking pole has the lock tooth, the limit portion of lifter seted up with lock tooth assorted locked groove.

Preferably, a bottom plate is fixedly connected to the top of the lifting rod, the feeding assembly is located at the top of the bottom plate, and the feeding assembly includes:

electronic slip table and connection be in mounting panel on the electronic slip table, pivot and driving motor among the drive assembly install in on the mounting panel, connect through belt pulley transmission between driving motor and the pivot, and the belt pulley install in the outside of pivot.

Preferably, the driving assembly further comprises:

the electromagnetic clutch is connected to one side of the belt pulley, and a gear chuck is mounted on the electromagnetic clutch; the rotating shaft is rotatably installed on one side of the mounting plate through a bearing, and the driving motor is located on the other side of the mounting plate.

Preferably, the central axis of the gear chuck and the central axis of the adjustable clamping plate are arranged on the same horizontal plane.

The invention has the technical effects and advantages that: compared with the prior art, the automatic screwing device provided by the invention has the following advantages:

1. the adjustable clamping plate in the clamping assembly can adapt to the clamping work of the barrels with different sizes, the lifting assembly in the cap screwing assembly can adjust the feeding assembly and the driving assembly up and down to adapt to the adjustment of the adjustable clamping plate, and the feeding assembly and the driving assembly can carry out cap screwing work so as to adapt to the cap screwing work of the barrels with different sizes, so that the production efficiency and the product quality are improved;

2. according to the invention, the electromagnetic clutch is arranged in the driving assembly, the sucker of the electromagnetic clutch is fixed on the side surface of the belt pulley, the belt pulley is connected with the output of the driving motor through the transmission belt, and the electromagnetic clutch can timely disconnect the driving force after being locked, so that the damage in the rotation of the end cover is avoided, and the yield and the safety coefficient are improved.

Drawings

FIG. 1 is a perspective view of an automatic tightening apparatus according to the present invention;

FIG. 2 is a schematic view of a pressing assembly according to the present invention;

FIG. 3 is a schematic view of the movable clamp plate of the present invention;

FIG. 4 is a schematic view of the structure of the screw cap assembly of the present invention;

FIG. 5 is a schematic structural view of the locking assembly of the present invention;

fig. 6 is a front view schematically illustrating the automatic tightening apparatus according to the present invention.

In the figure: 1. a body; 2. a clamping assembly; 201. an adjustable splint; 202. an upper splint; 203. a lower splint; 204. moving the clamping plate; 205. an arc-shaped plate; 206. a screw; 207. a screw hole; 208. a guide bar; 209. a guide hole; 3. a cap screwing assembly; 301. a feed assembly; 302. a drive assembly; 303. a lifting assembly; 304. a lifting rod; 305. an electric push rod; 306. a base plate; 307. an electric sliding table; 308. mounting a plate; 309. a rotating shaft; 310. a drive motor; 311. a belt pulley; 312. an electromagnetic clutch; 313. a gear chuck; 4. pressing the components; 401. a guide post; 402. a pneumatic cylinder; 403. a pressure lever; 404. a guide sleeve; 5. a locking assembly; 501. a spring tube; 502. a lock lever; 503. a compression spring; 504. locking teeth; 505. locking the groove; 6. an operation panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In an embodiment of the present invention, an automatic tightening device is provided, which includes, for example, as shown in fig. 1: the device comprises a machine body 1, a clamping component 2 and a cover screwing component 3. Wherein, the machine body 1 is used for supporting the clamping component 2 and the cap screwing component 3. The clamping component 2 is used for clamping the barrel body, and the spiral cover component 3 is used for covering the barrel cover on the barrel body in a spiral mode.

As shown in fig. 1, 2 and 6, the clamping assembly 2 includes an adjustable clamp plate 201, which can accommodate clamping operations of barrels with different sizes. Specifically, the adjustable splint 201 includes: an upper clamping plate 202 and a lower clamping plate 203 positioned below the upper clamping plate 202. Wherein, lower plate 203 installs at the top of organism 1, and the inside of punch holder 202 and lower plate 203 all is equipped with movable clamp plate 204, and punch holder 202 passes through pressing components 4 to be connected at the top of organism 1.

The punch holder 202 can move up and down under the driving of the press-fit assembly 4, and the barrel can be clamped and fixed through the cooperation of the punch holder 203, so that the barrel can be disassembled and assembled conveniently. In addition, the movable clamp plate 204 is provided with two sets. The distance between two groups can be adjusted according to the diameter of the barrel body, so that the barrel body clamping device is suitable for barrel body clamping work of different sizes.

Further, the movable clamp 204 includes: an arcuate plate 205 and an adjustment mechanism coupled to the arcuate plate 205, as shown in figure 3. Wherein, adjustment mechanism includes screw rod 206 and screw hole 207, and screw hole 207 opens the limit portion of locating punch holder 202, lower plate 203, and screw rod 206 threaded connection is in the inside of screw hole 207, and the one end of screw rod 206 passes through the bearing and rotates the installation in one side of arc 205.

Specifically, when the interval between two sets of arc 205 need be adjusted, remove in screw 207 through rotating screw 206 to remove arc 205, conveniently adjust according to the staving size.

Furthermore, in order to limit the angle of the arc plate 205, a guide rod 208 is fixedly connected to one side of the arc plate 205, the guide rod 208 is movably inserted into a guide hole 209, and the guide hole 209 is opened at the edge of the upper clamp plate 202 and the lower clamp plate 203.

The guide rod 208 and the guide hole 209 are matched, so that the angle of the arc-shaped plate 205 is favorably limited, and the stability of the arc-shaped plate 205 can be improved.

As shown in fig. 2, the pressing assembly 4 includes: the device comprises a guide post 401 and a pneumatic cylinder 402 connected to the top of the guide post 401, an output shaft of the pneumatic cylinder 402 is connected with a pressure lever 403, the lower end of the pressure lever 403 is connected to the top of the upper clamp plate 202, the upper clamp plate 202 is connected with a guide sleeve 404 sleeved outside the guide post 401, and the lower end of the guide post 401 is connected to the top of the machine body 1.

When the barrel is clamped, the barrel is placed at the top of the lower clamp plate 203, and then the pneumatic cylinder 402 is opened to press the upper clamp plate 202 downwards through the pressure rod 403, so that the barrel is clamped and fixed. In addition, the guide column 401 and the guide sleeve 404 are matched to limit the moving position and direction of the upper clamping plate 202.

As shown in fig. 1, the screw cap assembly 3 includes a feeding assembly 301, a driving assembly 302 connected to the feeding assembly 301, and a lifting assembly 303 located at the bottom of the feeding assembly 301. The lifting assembly 303 can adjust the feeding assembly 301 and the driving assembly 302 up and down to adapt to adjustment of the adjustable clamping plate, and the feeding assembly 301 and the driving assembly 302 perform cap screwing operation.

Specifically, as shown in fig. 4, the lifting assembly 303 includes: the lifting rod 304 and the electric push rod 305 connected to the lower end of the lifting rod 304, the base end of the electric push rod 305 is installed inside the machine body 1, and the lifting rod 304 is installed on the top of the machine body 1 through a linear bearing.

When the heights of the feeding assembly 301 and the driving assembly 302 are adjusted according to the barrel body, the electric push rod 305 is started to drive the barrel body to move up and down through the lifting rod 304, so that the barrel cover is adaptive to the position of the barrel body. In addition, a locking assembly 5 is provided outside the lift lever 304 in order to limit the height thereof and improve the stability thereof.

As shown in fig. 4 and 5, the locking assembly 5 includes: spring tube 501, the locking pole 502 and the compression spring 503 that are located spring tube 501 inside that connect at the limit of organism 1, the tip of locking pole 502 is connected with lock tooth 504, and the limit of lifter 304 is seted up and is locked groove 505 with lock tooth 504 assorted.

The locking device further comprises a spring limiting plate which is fixed on the outer portion of the locking rod 502 and used for limiting the position of the compression spring 503, and the compression spring 503 is sleeved on the outer portion of the locking rod 502. Specifically, a compression spring 503 in the spring tube 501 presses the locking rod 502 to drive the locking teeth 504 to be inserted into the locking grooves 505 on the edge of the lifting rod 304, which is beneficial to fixing the heights of the feeding assembly 301 and the driving assembly 302.

Further, a bottom plate 306 is fixedly connected to the top of the lifting rod 304, the feeding assembly 301 is located on the top of the bottom plate 306, and the feeding assembly 301 includes: an electric sliding table 307 and a mounting plate 308 connected to the electric sliding table 307. The electric sliding table 307 is used for driving the mounting plate 308 to move back and forth, and the mounting plate 308 is used for mounting the driving assembly 302.

The drive assembly 302 includes: rotating shaft 309, driving motor 310, belt pulley 311, electromagnetic clutch 312 and gear chuck 313. The rotating shaft 309 is rotatably mounted on one side of the mounting plate 308 through a bearing, the driving motor 310 is located on the other side of the mounting plate 308, belt pulleys 311 are mounted on the outer portion of the rotating shaft 309 and the end portion of an output shaft of the driving motor 310, the driving motor 310 and the rotating shaft 309 are in transmission connection through the belt pulleys 311, the electromagnetic clutch 312 is connected to the outer belt pulley 311 of the rotating shaft 309, and a gear chuck 313 is mounted on the electromagnetic clutch 312. In addition, the central axis of the gear chuck 313 and the central axis of the adjustable clamp plate 201 are disposed on the same horizontal plane.

The suction cup of the electromagnetic clutch 312 is fixed on the side surface of the belt pulley 311, and the electromagnetic clutch 312 can timely disconnect the driving force after being locked, so that the damage of the end cover in the rotation process is avoided, and the yield and the safety factor are improved.

When the cover is screwed, the barrel body is placed at the top of the lower clamping plate 203, and then the pneumatic cylinder 402 is started to press the upper clamping plate 202 downwards through the pressing rod 403, so that the barrel body is clamped and fixed; the barrel cover is clamped on a gear chuck 313, a driving motor 310 is started to drive the barrel cover to rotate through a belt pulley 311 and a rotating shaft 309, meanwhile, an electric sliding table 307 drives the barrel cover to move towards the barrel body to enable the barrel cover and the barrel body to be screwed together, and an electromagnetic clutch 312 can timely cut off driving force after being locked, so that damage to the end cover in rotation is avoided, and the yield and the safety coefficient are improved.

In addition, an operation panel 6 including a PLC control system, a start/stop switch, and the like is provided on the machine body 1.

The PLC control system is used for controlling the driving motor 310, the electric sliding table 307, the electric push rod 305 and the pneumatic cylinder 402. The specific operation method can refer to the prior art, and is not described herein. The start-stop switch comprises a start switch, a stop switch and an emergency stop switch and is used for controlling the start and stop of the equipment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An automatic tightening device, comprising:

the clamping component (2) and the cap screwing component (3);

and a body (1) for supporting the clamping assembly (2) and the cap screwing assembly (3);

the clamping assembly (2) comprises an adjustable clamping plate (201);

the spiral cover assembly (3) comprises a feeding assembly (301), a driving assembly (302) connected to the feeding assembly (301) and a lifting assembly (303) positioned at the bottom of the feeding assembly (301).

2. An automatic tightening device according to claim 1, wherein: the adjustable splint (201) comprises:

an upper clamping plate (202) and a lower clamping plate (203) positioned below the upper clamping plate (202); the lower clamping plate (203) is mounted at the top of the machine body (1), the upper clamping plate (202) and the lower clamping plate (203) are both internally provided with movable clamping plates (204), and the upper clamping plate (202) is connected to the top of the machine body (1) through a pressing component (4).

3. An automatic tightening device according to claim 2, wherein: the moving cleat (204) includes:

an arc-shaped plate (205) and an adjusting mechanism connected to the arc-shaped plate (205); adjustment mechanism includes screw rod (206) and screw hole (207), the limit portion of punch holder (202), lower plate (203) is seted up in screw hole (207), screw rod (206) threaded connection in the inside of screw hole (207), and the one end of screw rod (206) pass through the bearing rotation install in one side of arc (205).

4. An automatic tightening apparatus according to claim 3, wherein: one side of the arc-shaped plate (205) is fixedly connected with a guide rod (208), the guide rod (208) is movably inserted into the guide hole (209), and the guide hole (209) is arranged at the edge parts of the upper clamping plate (202) and the lower clamping plate (203).

5. An automatic tightening device according to claim 2, wherein: the pressing component (4) comprises:

the pneumatic device comprises a guide post (401) and a pneumatic cylinder (402) connected to the top of the guide post (401), an output shaft of the pneumatic cylinder (402) is connected with a pressing rod (403), the lower end of the pressing rod (403) is connected to the top of an upper clamping plate (202), a guide sleeve (404) sleeved outside the guide post (401) is connected to the upper clamping plate (202), and the lower end of the guide post (401) is connected to the top of the machine body (1).

6. An automatic tightening apparatus according to claim 2, wherein: the lifting assembly (303) comprises:

the lifting rod (304) and an electric push rod (305) connected to the lower end of the lifting rod (304), the base end of the electric push rod (305) is installed inside the machine body (1), the lifting rod (304) is installed on the top of the machine body (1) through a linear bearing, and a locking assembly (5) is arranged outside the lifting rod (304).

7. An automatic tightening device according to claim 6, wherein: the locking assembly (5) comprises:

connect in spring pipe (501) of the limit portion of organism (1) and be located inside locking pole (502) and compression spring (503) of spring pipe (501), the end connection of locking pole (502) has lock tooth (504), the limit portion of lifter (304) seted up with lock tooth (504) assorted locked groove (505).

8. An automatic tightening apparatus according to claim 6, wherein: a bottom plate (306) is fixedly connected to the top of the lifting rod (304), the feeding assembly (301) is located on the top of the bottom plate (306), and the feeding assembly (301) comprises:

electric sliding table (307) and connect mounting panel (308) on electric sliding table (307), pivot (309) and driving motor (310) in drive assembly (302) install in on mounting panel (308), connect through belt pulley (311) transmission between driving motor (310) and pivot (309), and belt pulley (311) install in the outside of pivot (309).

9. An automatic tightening apparatus according to claim 8, wherein: the drive assembly (302) further comprises:

the electromagnetic clutch (312) is connected to one side of the belt pulley (311), and a gear chuck (313) is mounted on the electromagnetic clutch (312); the rotating shaft (309) is rotatably mounted on one side of the mounting plate (308) through a bearing, and the driving motor (310) is positioned on the other side of the mounting plate (308).

10. An automatic tightening device according to claim 9, wherein: the central axis of the gear chuck (313) and the central axis of the adjustable clamping plate (201) are arranged on the same horizontal plane.