CN220098499U

CN220098499U - Spiral cover device

Info

Publication number: CN220098499U
Application number: CN202320932836.XU
Authority: CN
Inventors: 杜明超; 夏恒磊
Original assignee: Jiangsu Shangchun Automation Technology Co ltd
Current assignee: Jiangsu Shangchun Automation Technology Co ltd
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-11-28
Anticipated expiration: 2033-04-23

Abstract

The utility model discloses a cap screwing device which comprises an information acquisition assembly, a driving assembly, a lifting assembly and a cap screwing assembly, wherein the information acquisition assembly is connected with the driving assembly; the information acquisition component is arranged above the barrel cover and is used for acquiring position information of the barrel cover, wherein the position information comprises the angle direction of an inner groove of the barrel cover; the driving assembly comprises a first driving unit and a second driving unit; the spiral cover assembly comprises a spiral cover head and a guide sleeve sleeved outside the spiral cover head in a ring mode, a zero point detection unit is arranged in the guide sleeve, the zero point detection unit and the first driving unit are matched to rotate the spiral cover head to a preset angle, and the spiral cover head enters an inner groove of the barrel cover under the common driving of the first driving unit and the second driving unit so as to screw or unscrew the barrel cover. The cap screwing device is suitable for the inward-sinking type barrel cap, and can improve cap screwing power and cap screwing efficiency when the inward-sinking type barrel cap is screwed.

Description

Spiral cover device

Technical Field

The utility model relates to the technical field of filling, in particular to a cap screwing device.

Background

In the prior art, a cap screwing device is generally adopted to screw the barrel cap to the barrel opening, and the cap screwing mode of the cap screwing device is mainly realized in two modes at present. First screwing mode: loosening and enclasping the outer edge of the barrel cover through Zhang Gelai of the outer grab piece, and screwing the barrel cover into the barrel opening by using larger friction force in the enclasping state; the second cap screwing mode: the cover is individually tightened by one or more sets of polyurethane or high coefficient of friction soft friction wheel assemblies. However, the two screwing modes can only be used under the condition that the edge of the barrel cover is higher than the barrel opening, a good screwing effect can not be achieved for the inward sinking barrel cover, and the screwing degree of the barrel cover is difficult to adjust, so that the screwing efficiency is low. Because most of the barrel covers on the market at present are in common with the invaginated barrel covers, aiming at the invaginated barrel covers, the prior cap screwing device can not meet the demands of users.

Therefore, developing a cap screwing device suitable for an invaginated cap and having high cap screwing efficiency is a technical problem that needs to be solved by those skilled in the art.

Disclosure of Invention

The utility model provides a cap screwing device which is suitable for an inward-sinking type barrel cap and can improve cap screwing power and cap screwing efficiency when the inward-sinking type barrel cap is screwed.

In order to solve one or more of the technical problems, the utility model adopts the following technical scheme:

the utility model provides a cap screwing device, which comprises an information acquisition component, a driving component, a lifting component and a cap screwing component, wherein the information acquisition component is connected with the driving component;

the information acquisition component is arranged above the barrel cover and is used for acquiring position information of the barrel cover, and the position information comprises the angle direction of an inner groove of the barrel cover;

the driving assembly comprises a first driving unit and a second driving unit, one end of the lifting assembly is connected with the first driving unit, the other end of the lifting assembly is connected with the spiral cover assembly, the first driving unit is used for driving the spiral cover assembly to rotate to a preset angle according to the angle direction of the inner groove of the barrel cover, the second driving unit is arranged on one side of the first driving unit, and the second driving unit is used for driving the lifting assembly to drive the spiral cover assembly to reciprocate in the preset direction;

the spiral cover assembly comprises a spiral cover head and a guide sleeve sleeved outside the spiral cover head in a ring mode, a zero point detection unit is arranged in the guide sleeve, the zero point detection unit is matched with the first driving unit to rotate the spiral cover head to a preset angle, and the spiral cover head enters an inner groove of the barrel cover under the common driving of the first driving unit and the second driving unit so as to screw or unscrew the barrel cover.

Further, the lifting assembly comprises a lifting module and a lifting unit which are matched with each other, the lifting module is connected with the second driving unit, the first driving unit is arranged above the lifting unit, and the second driving unit drives the lifting unit to reciprocate on the lifting module along the preset direction.

Further, the lifting unit comprises a distance rod and a telescopic piece sleeved on the distance rod.

Further, the lifting unit further comprises a coupler arranged in the middle of the distance rod, a mounting plate arranged below the coupler and a sleeve seat arranged below the mounting plate.

Further, the spiral cover device further comprises a connecting component, the connecting component is used for connecting the lifting unit and the lifting module, the connecting component comprises a first connecting plate, a second connecting plate and a third connecting plate, the first connecting plate, the second connecting plate are respectively connected with two ends of the distance rod, one side of the third connecting plate is connected with the first connecting plate, the second connecting plate is connected, and the other side of the third connecting plate is connected with the lifting module.

Further, the lifting module comprises a linear guide rail and a ball screw, and the connecting assembly slides along the linear guide rail to drive the lifting unit to reciprocate in the preset direction.

Further, the rotary cover assembly further comprises a sucker, wherein the sucker is arranged in the middle of the rotary cover head and is used for sucking the barrel cover.

Further, the capping head comprises fixing pieces and columns distributed on the periphery of the fixing pieces, and the number of the columns is 4.

Further, the first driving unit is a servo motor or a pneumatic motor;

and/or;

the second driving unit is a servo motor or a pneumatic motor.

Further, the cap screwing device further comprises a speed reducer, and the speed reducer is connected between the first driving unit and the cap screwing assembly.

According to the specific embodiment provided by the utility model, the utility model discloses the following technical effects:

the utility model provides a cap screwing device which comprises an information acquisition assembly, a driving assembly, a lifting assembly and a cap screwing assembly. The method comprises the steps that the inner groove angle direction of the barrel cover is obtained through the information obtaining assembly, according to the inner groove angle direction of the barrel cover, the zero point detecting unit and the first driving unit are matched to rotate the cap screwing head to a preset angle so as to be matched with the inner groove angle direction of the barrel cover, and then the cap screwing head enters the inner groove of the barrel cover to screw or unscrew the barrel cover under the common driving of the first driving unit and the second driving unit. The cap screwing device is suitable for the inward sinking type barrel cap, and can reduce the abrasion of the cap screwing device to the barrel cap to a larger extent and improve the cap screwing power by using the cap screwing device; on the other hand, the cap screwing efficiency can be greatly improved.

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 will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a part of a structure of a filling machine according to an embodiment of the present utility model;

fig. 2 is a schematic view of a part of a structure of a cap screwing device according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a cap screwing assembly according to an embodiment of the present utility model.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

As described in the background art, the existing cap screwing device can only be used in the case that the edge of the cap is higher than the mouth of the cap, but cannot achieve a good cap screwing effect for most of the invagination caps on the market. Moreover, the existing cap screwing device has lower cap screwing power and cap screwing efficiency.

In view of the above, the utility model provides a cap screwing device which is suitable for an invaginated barrel cap and can improve cap screwing power and cap screwing efficiency when the invaginated barrel cap is screwed.

Fig. 1 is a schematic view of a part of a structure of a filling machine according to an embodiment of the present utility model; fig. 2 is a schematic view of a part of a structure of a cap screwing device according to an embodiment of the present utility model; fig. 3 is a schematic structural diagram of a cap screwing assembly according to an embodiment of the present utility model. As shown in fig. 1, referring to fig. 2 and 3 simultaneously, the cap screwing apparatus includes a driving assembly 100, a cap screwing assembly 200, a lifting assembly 300, a connecting assembly 400, a speed reducer 500, and an information acquisition assembly 600. Wherein the driving assembly 100 includes a first driving unit 110 and a second driving unit 120; the cap screwing assembly 200 comprises a cap screwing head 210, a guide sleeve 220 and a sucker 230, wherein the cap screwing head 210 comprises a fixing piece 211 and a column 212; the lifting assembly 300 comprises a lifting unit 310 and a lifting module 320, wherein the lifting unit 310 comprises a distance rod 311, a telescopic piece 312, a coupling 313, a mounting plate 314 and a sleeve 315; the connection assembly 400 includes a first connection plate 410, a second connection plate 420, and a third connection plate 430.

Specifically, the information obtaining component 600 is disposed above the tub cover, and the information obtaining component 600 is configured to obtain position information of the tub cover, where the position information of the tub cover includes an angle direction of an inner groove of the tub cover, a position coordinate of the tub cover, and the like. In this embodiment of the present utility model, the information obtaining assembly 600 is a visual inspection camera, the inner groove angle direction of the barrel cover is obtained by the visual inspection camera, the first driving unit 110 drives the cap screwing assembly 200 to rotate to a preset angle according to the inner groove angle direction of the barrel cover obtained by the visual inspection camera, and then, under the common driving of the first driving unit 110 and the second driving unit 120, the cap screwing head 210 enters into the inner groove of the barrel cover to screw or unscrew the barrel cover. The cap screwing device can greatly reduce the abrasion of the cap screwing device to the barrel cover, improve cap screwing power, and in addition, the cap screwing device can greatly improve cap screwing efficiency, so that cap screwing is smoother.

In a specific embodiment, as shown in fig. 1, the information acquisition assembly 600 is disposed at the top end of a filling machine, the filling machine is composed of a bracket 700 and a plurality of support plates 800, the bracket 700 and the plurality of support plates 800 form a receiving space, and a filling container to be screwed is placed in the receiving space. The information acquisition assembly 600 is disposed on the support plate 800 at the top of the filling machine, and the information acquisition assembly 600 acquires the angular direction of the groove in the lid of the filling container placed in the accommodating space.

The driving assembly 100 includes a first driving unit 110 and a second driving unit 120, one end of the lifting assembly 300 is connected to the first driving unit 110, the other end of the lifting assembly 300 is connected to the cap screwing assembly 200, and the second driving unit 120 is disposed at one side of the first driving unit 110. The first driving unit 110 drives the cap screwing assembly 200 to rotate to a preset angle according to the direction of the angle of the inner groove of the cap, wherein the preset angle refers to an angle at which the cap screwing head 210 in the cap screwing assembly 200 can be exactly clamped in the inner groove of the cap. When the cap screwing assembly 200 rotates to a predetermined angle, the second driving unit 120 drives the lifting assembly 300 to drive the cap screwing assembly 200 to reciprocate in a predetermined direction, so that the cap screwing assembly 200 can remove the cap or mount the cap on the corresponding filling container, wherein the predetermined direction is a direction in which the cap screwing assembly 200 moves when removing the cap or mounting the cap on the corresponding filling container. The first driving unit 110 is a servo motor or a pneumatic motor, and the second driving unit 120 is a servo motor or a pneumatic motor. In the embodiment of the present utility model, the first driving unit 110 and the second driving unit 120 are all servo motors, and the servo motors have more accurate motion control capability, higher corresponding torque speed and smaller error.

In one embodiment, the first and second driving units 110 and 120 are operated simultaneously when the tub cover is removed or mounted on the corresponding filling container. When the tub cover is taken down, the spin head 210 simultaneously performs upward movement and rotation to spin out the tub cover under the common driving of the first driving unit 110 and the second driving unit 120; when the cap is mounted on the corresponding filling container, the cap screwing head 210 simultaneously performs a downward movement and a rotation to screw the cap under the common driving of the first driving unit 110 and the second driving unit 120. Further, in the embodiment of the present utility model, the first driving unit 110 is a servo motor, and the servo motor is directly connected to the cap screwing head 210, so that the barrel cover is directly rotated by reasonably calculating the required torque, thereby reducing the loss caused by multistage power transmission.

In order to achieve more precise motion control, improve torque output and accuracy of the servo motor, and protect the servo motor from extending its service life, the cap screwing apparatus further includes a speed reducer 500, and the speed reducer 500 is connected between the first driving unit 110 and the cap screwing assembly 200. The output speed of the servo motor can be reduced by connecting the speed reducer 500 to the first driving unit 110, so that the output torque can be increased, and the higher load requirement can be satisfied. In addition, the output speed of the servo motor is reduced by connecting the speed reducer 500 to the first driving unit 110, and the motion control accuracy can be improved, so that the higher accuracy requirement can be satisfied.

The cap assembly 200 is used to remove the cap or mount the cap on a corresponding filling container. The cap screwing assembly 200 comprises a cap screwing head 210 and a guide sleeve 220 sleeved outside the cap screwing head 210, wherein the cap screwing head 210 is driven by the first driving unit 110 to rotate to a preset angle and enters an inner groove of the barrel cover under the common driving of the first driving unit 110 and the second driving unit 120 so as to screw or unscrew the barrel cover. The guide sleeve 220 is a hollow cylinder structure, and the guide sleeve 220 plays a role of guiding and protecting the capping head 210. Further, a zero detection unit is disposed in the guide sleeve 220, and the zero detection unit and the first driving unit 110 cooperate to rotate the capping head 210 to the preset angle. The zero point detecting unit and the first driving unit 110 cooperate to rotate the cap screwing head 210 to a preset angle according to the direction of the inner groove of the tub cover so as to be matched with the direction of the inner groove of the tub cover. By using the cap screwing device, on one hand, the abrasion of the cap screwing device to the barrel cover can be reduced to a large extent, and the cap screwing power is improved; on the other hand, the cap screwing efficiency can be greatly improved.

Specifically, the capping head 210 includes a fixing member 211 and columns 212 distributed around the fixing member 211, and the shape, size and inner groove of the cap of the columns 212 are adapted to facilitate the columns 212 of the capping head 210 to be clamped in the inner groove of the cap. Because the inner grooves of most barrel covers in the market are cross-shaped, in order to facilitate the clamping of the cap screwing heads 210 in the inner grooves of the barrel covers, in the embodiment of the utility model, the number of the columns 212 is set to be 4, and the 4 columns 212 are just clamped in the inner grooves of the barrel covers, so that the next cap taking action is facilitated. It should be noted that, when the inner groove of the lid is of other shapes, the number of the columns 212 may be adjusted accordingly according to the shape of the inner groove.

Further, the cap screwing assembly 200 further comprises a suction cup 230, the suction cup 230 is disposed in the middle of the cap screwing head 210, and the suction cup 230 is used for sucking the cap. In particular, when the suction cup 230 is in contact with the tub cover under the common driving of the first driving unit 110 and the second driving unit 120, the suction cup 230 is communicated with the vacuum generator, and the vacuum generator is started to suck, so that negative air pressure is generated in the suction cup 230, and the tub cover is firmly sucked. When the cap is mounted on the corresponding filling container, the suction cup 230 is smoothly inflated to change the negative air pressure in the suction cup 230 into zero air pressure or positive air pressure, and the suction cup 230 is separated from the cap to complete cap screwing.

With further reference to fig. 2, the lifting assembly 300 includes a lifting unit 310 and a lifting module 320 that cooperate with each other. The lifting module 320 is connected to the second driving unit 120, and the lifting module 320 is driven by the second driving unit 120 to reciprocate along the preset direction along the lifting unit 310. In the present utility model, the second driving unit 120 is preferably a servo motor, and the combination of the servo motor and the lifting module 320 is adopted, so that the positioning accuracy and the lifting displacement stability are improved, and the structure of the whole device can be simplified. In the embodiment of the present utility model, the lifting module 320 includes a linear guide rail and a ball screw, and the connecting assembly 400 slides along the linear guide rail to drive the lifting unit 310 to reciprocate in the preset direction. The ball screw has the advantages of high control precision, long service life, high reliability and the like.

The lifting unit 310 comprises a distance rod 311 and a telescopic member 312 sleeved on the distance rod 311. The distance rods 311 are in a column structure, and the number of the distance rods 311 is at least two. The distance rod 311 can improve the strength support, in addition, the distance rod 311 can also ensure that the distance between the mounting plate 314 and the first connecting plate 410 is completely consistent, ensure the levelness of the mounting plate 314 and the first connecting plate 410, and effectively avoid the position deviation and levelness deviation of the mounting plate 314 and the first connecting plate 410. The telescopic piece 312 can be a telescopic spring, and can effectively improve the damping effect of the screw cap assembly 200 during the pressing down, so that the screw cap assembly 200 is prevented from being directly pressed down on the barrel cap, and the stability of the screw cap in-process is improved. Further, the lifting unit 310 further includes a coupling 313 provided in the middle of the telescopic member 312, a mounting plate 314 provided below the coupling 313, and a socket 315 provided below the mounting plate 314. The coupling 313 is used to firmly couple the output end of the first driving unit 110 to the capping head 210 to rotate together, and more specifically, the output end of the first driving unit 110 is connected to the coupling 313 through the decelerator 500. The socket 315 is a hollow cylinder, and on one hand, the socket 315 is used for sleeving installation; on the other hand, the sleeve seat 315 may also limit the range of motion of the guide sleeve 220.

In order to connect the cap screwing assembly 200 and the lifting module 320 together, the cap screwing device further comprises a connecting assembly 400, wherein the connecting assembly 400 comprises a first connecting plate 410, a second connecting plate 420 and a third connecting plate 430, the first connecting plate 410 and the second connecting plate 420 are respectively connected with two ends of the distance rod 311, one side of the third connecting plate 430 is connected with the first connecting plate 410 and the second connecting plate 420, and the other side of the third connecting plate 430 is connected with the lifting module 320. The connection between the third connecting plate 430 and the lifting module 320 may be by bolts, rivets, adhesion, welding, etc., and the user may select according to the actual requirement, which is not limited herein. The first connecting plate 410, the second connecting plate 420 and the third connecting plate 430 are adopted to connect the spiral cover assembly 200 and the lifting module 320 together, so that the structure of the whole device is more compact, and the space occupied by the device is effectively saved.

The above description of a cap screwing device provided by the present utility model has been provided in detail, and specific examples are applied herein to illustrate the principles and embodiments of the present utility model, and the above examples are only for helping to understand the method and core idea of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "vertical," "parallel," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The cap screwing device is characterized by comprising an information acquisition assembly, a driving assembly, a lifting assembly and a cap screwing assembly;

2. The cap screwing device according to claim 1, wherein the lifting assembly comprises a lifting module and a lifting unit which are matched with each other, the lifting module is connected with the second driving unit, the first driving unit is arranged above the lifting unit, and the second driving unit drives the lifting unit to reciprocate on the lifting module along the preset direction.

3. A capping device as claimed in claim 2 wherein the lifting unit comprises distance bars and telescoping members looped over the distance bars.

4. A capping device according to claim 3 wherein the lifting unit further comprises a coupling disposed intermediate the distance bars, a mounting plate disposed below the coupling, and a socket disposed below the mounting plate.

5. A cap screwing apparatus according to claim 3, further comprising a connection assembly for connecting the lifting unit and the lifting module, the connection assembly comprising a first connection plate, a second connection plate and a third connection plate, the first connection plate, the second connection plate

The connecting plates are respectively connected with two ends of the distance rod, one side of the third connecting plate is connected with the first connecting plate and the second connecting plate, and the other side of the third connecting plate is connected with the lifting module.

6. The cap screwing device according to claim 5, wherein the lifting module comprises a linear guide rail and a ball screw, and the connecting assembly slides along the linear guide rail to drive the lifting unit to reciprocate in the preset direction.

7. The cap screwing apparatus according to claim 1, wherein the cap screwing assembly further comprises a suction cup provided in the middle of the cap screwing head for sucking the cap.

8. The cap screwing device according to claim 1, wherein the cap screwing head comprises a fixing piece and columns distributed on the periphery of the fixing piece, and the number of the columns is 4.

9. The cap screwing device according to claim 1, wherein the first driving unit is a servo motor or a pneumatic motor;

and/or;

the second driving unit is a servo motor or a pneumatic motor.

10. The cap screwing apparatus according to claim 1, further comprising a speed reducer connected between the first drive unit and the cap screwing assembly.