CN219217514U

CN219217514U - Automatic bottle cap screwing device

Info

Publication number: CN219217514U
Application number: CN202320456932.1U
Authority: CN
Inventors: 吴侗; 景振华; 武亚丽; 邹会军; 杨强; 张庆桂; 那娟娟; 王涛; 张丽; 张永红; 刘肇渭; 左将; 张广军; 张石凯; 赵静
Original assignee: 404 Co Ltd China National Nuclear Corp
Current assignee: 404 Co Ltd China National Nuclear Corp
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-06-20
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to the technical field of bottle cap screwing devices, in particular to an automatic bottle cap screwing device. The bottle cap screwing device comprises a bottom plate, wherein a manipulator is arranged on the bottom plate, a screwing cap assembly is arranged on one side of the manipulator, and a bottle cap placing assembly is arranged on one side of the screwing cap assembly; the rotary cover assembly comprises a first clamping jaw, the first clamping jaw is rotationally connected with the rotary table, and one end, far away from the first clamping jaw, of the rotary table is connected with the motor; the motor, the first clamping jaw and the manipulator are all connected with a control system. The automatic bottle cap screwing device reduces the contact between operators and radioactive samples, reduces the irradiated dose of the operators, is applied to the operation of matching with an automatic sample pretreatment system, greatly improves the working efficiency of the automatic sample pretreatment system, ensures that the cap screwing power can reach 100 percent, realizes the automatic cap opening time of less than 3 seconds at a time, solves the problems of slow manual cap opening and easy sample contamination, and can be applied to equipment needing automatic cap opening and closing operation.

Description

Automatic bottle cap screwing device

Technical Field

The utility model relates to the technical field of bottle cap screwing devices, in particular to an automatic bottle cap screwing device.

Background

At present, the nuclear material sample analysis faces the complex manual operation of sample pretreatment, has higher operation quality requirements for analysts, has chemical toxicity and radioactivity in most cases, and has great harm to human bodies. The above problems can be solved if an automated processing system is used.

In foreign aspects, the field of sample pretreatment is mature, and the equipment with high automation degree is quite many. However, in view of the specificity of the nuclide pretreatment, there is no research on suitable nuclide overall pretreatment solutions abroad.

In domestic aspects, the nuclear species analysis equipment of laboratories is mostly traditional manual equipment, and automated equipment is not yet popular, and enterprises are not focused on the field. Currently, the research of the product with the whole solution of nuclide pretreatment is flexible.

According to the principle of spectrum analysis, the utility model discloses an automatic sample pretreatment system for spectrum analysis, which has the main advantages of mass production of sample treatment. Especially when a large amount of samples need to be processed, if the manual operation of opening and closing the cover of the sample bottle increases the operation time, the manpower is wasted, the illuminated dose of personnel is increased, and the sample is polluted or scattered due to the small operation error of the sample bottle. In order to avoid the problems, it is urgently required to design a device for rapidly and automatically unscrewing a sample bottle in an automatic sample pretreatment system, so as to realize the operations of stably and automatically grabbing the sample bottle, uncapping, placing the cap, closing the cap and placing the sample bottle back, and avoid cross contamination of the sample.

Disclosure of Invention

The utility model aims to provide an automatic bottle cap screwing device which can realize the rapid and accurate grabbing, uncapping, cap placing, cap closing, replacement and other operation actions on a sample bottle when samples are processed in a large scale, ensure smooth and rapid process, accurate positioning and no sample contamination, and reduce the time for personnel to directly contact with radioactive nuclear material samples.

The utility model provides an automatic bottle cap screwing device, which comprises a bottom plate, wherein a manipulator is arranged on the bottom plate, a cap screwing assembly is arranged on one side of the manipulator, and a bottle cap placing assembly is arranged on one side of the cap screwing assembly;

the rotary cover assembly comprises a first clamping jaw, the first clamping jaw is rotationally connected with a rotary table, and one end of the rotary table, which is far away from the first clamping jaw, is connected with a motor; the motor, the first clamping jaw and the manipulator are all connected with a control system.

Further, be equipped with the fretwork on the bottom plate, the mount is installed to fretwork department, the mount bottom is equipped with the fixed plate, is equipped with on the fixed plate spiral cover subassembly, rotating assembly is located the bottom plate below.

Further, a clamping jaw chassis is arranged at the bottom of the first clamping jaw, and the clamping jaw chassis is in rotary connection with the rotary table.

Further, the bottle cap placement component comprises a shell, a second clamping jaw is arranged in the shell, two clamping jaw fingers are symmetrically arranged at the top of the second clamping jaw, the clamping jaw fingers are positioned at the top of the shell, and the second clamping jaw is fixedly connected with the bottom plate; the second clamping jaw is connected with the control system.

Further, the shell is fixedly connected with the bottom plate.

Further, a tray capable of placing sample bottles is arranged below the manipulator.

Further, the bottom of the bottom plate is provided with supporting legs.

Further, the bottom of the supporting leg is provided with a pulley.

Further, the manipulator comprises a manipulator finger and a manipulator arm which are connected, a base is arranged at the bottom of the manipulator arm, and the base is fixedly connected with the bottom plate.

Further, one end of the bottom plate is provided with a balance, one side of the balance is provided with a balance display screen, and both the balance and the balance display screen are connected with the control system.

In summary, compared with the prior art, the utility model has the following advantages:

(1) According to the technical scheme, the running track of the integral action is determined through the set point position setting of the mechanical arm, the mechanical arm is used for controlling the opening and closing of the automatic grabbing action, the sample bottle is transferred to the cap screwing assembly, the bottle body is fixed by the first clamping jaw of the cap screwing assembly, the bottle cap is clamped by the mechanical arm, meanwhile, the rotary table is rotated, the cap opening operation is completed, then the bottle cap is placed on the bottle cap placing assembly by the mechanical arm, and the sample bottle is filled with the sample bottle; after filling, the manipulator grabs the bottle cap and places the bottle cap on the bottle body, the turntable rotates, the closing operation is completed, and the whole process is smooth and rapid, the positioning is accurate and no sample contamination exists.

(2) The automatic bottle cap screwing device reduces the contact between operators and radioactive samples, reduces the irradiated dose of the operators, is applied to the operation of matching with an automatic sample pretreatment system, greatly improves the working efficiency of the automatic sample pretreatment system, ensures that the cap screwing power can reach 100 percent, realizes the automatic cap opening time of less than 3 seconds at a time, solves the problems of slow manual cap opening and easy sample contamination, and can be applied to equipment needing automatic cap opening and closing operation.

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

FIG. 1 is a front view of an automatic bottle cap screwing device according to an embodiment of the present utility model;

FIG. 2 is a top view of an automatic bottle cap screwing device according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing a structure of a bottle cap placement assembly with a bottle cap according to an embodiment of the present utility model;

FIG. 4 is a schematic view showing an internal structure of a bottle cap placement assembly according to an embodiment of the present utility model;

FIG. 5 is a top view of a robot in an embodiment of the present utility model;

FIG. 6 is a front view of a robot in an embodiment of the present utility model;

FIG. 7 is a front view of a screw cap assembly according to an embodiment of the present utility model;

FIG. 8 is a left side view of a screw cap assembly according to an embodiment of the present utility model;

fig. 9 is a top view of a cap assembly according to an embodiment of the present utility model.

Reference numerals illustrate: 1-bottom plate, 2-manipulator, 201-base, 202-mechanical finger, 203-arm, 3-spiral cover subassembly, 301-first clamping jaw, 302-revolving stage, 303-motor, 304-mount, 305-clamping jaw chassis, 306-fixed plate, 4-bottle lid place the subassembly, 401-casing, 402-second clamping jaw, 403-clamping jaw finger, 404-bottle lid, 5-tray, 6-sample bottle, 7-balance, 8-balance display screen, 9-landing leg, 10-pulley.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus 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 of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Examples

An automatic bottle cap screwing device is shown in fig. 1 and 2.

The manipulator 2 is fixedly installed on the bottom plate 1, the manipulator 2 adopts a multi-axis mechanical arm, and air compressed gas is adopted to provide power for the manipulator 2. A screw cap assembly 3 is arranged on one side of the manipulator 2, a bottle cap placing assembly 4 is arranged on one side of the screw cap assembly 3, and a tray 5 capable of placing sample bottles is arranged below the manipulator 2. The manipulator 2, the cap screwing assembly 3 and the cap placing assembly 4 are all connected with a control system, and the device is used for a spectrum analysis automatic sample pretreatment system in the embodiment, so the control system in the embodiment is a photoelectric induction control system.

As shown in fig. 5 and 6, the robot arm 2 includes a robot arm 203 and a robot finger 202, and the robot finger 202 is used for gripping the bottle cap and the bottle body. The base 201 is installed at the bottom of the mechanical arm 203, and the base 201 is fixedly installed with the bottom plate 1.

The base plate 1 is provided with a hollow area on one side of the manipulator 2, and the hollow area is the installation position of the spiral cover assembly 3. As shown in fig. 7, 8 and 9 (for clarity, the fixing plate 306 is omitted in fig. 7 and 8 of the structure diagram of the cap screwing assembly 3, the cap screwing assembly 3 is located below the base plate 1. The cap screwing assembly 3 comprises a fixing frame 304, the fixing frame 304 is fixed on the base plate 1, the lower part of the fixing frame 304 is located below the base plate 1, the fixing plate 306 is fixedly arranged at the bottom of the fixing frame 304, the turntable 302 and the first clamping jaw 301 are arranged on the fixing plate 306, the turntable 302 is rotationally connected with the clamping jaw chassis 305 at the bottom of the first clamping jaw 301, one end of the turntable 302, which is far away from the clamping jaw chassis 305, is connected with the output end of the motor 303, and the first clamping jaw 301 and the motor 303 are connected with the photoelectric induction control system.

In this embodiment, the first clamping jaw 301 adopts a pneumatic clamping jaw controlled pneumatically, so that a sample bottle can be better fixed, the action range of the pneumatic clamping jaw is larger, the point location setting operation is avoided, and the integral point location is not easy to change. Compared with an electric clamping jaw, the precision of the pneumatic control clamping jaw is higher, the high-precision manipulator 2 is matched, the bottle is unscrewed through rotation of the cap screwing assembly 3, and the system setting steps are completed, so that the operation actions of accurately clamping, uncapping, cap releasing, cap closing and the like of the sample bottle are completed. In consideration of the fact that slipping between the assembly and the bottle body is avoided in the screwing process, rough treatment is performed on the first clamping jaw 301, and an anti-slip pad or an anti-slip groove can be installed on the first clamping jaw 301.

As shown in fig. 3 and 4, the bottle cap placement assembly 4 comprises a housing 401, wherein through holes are formed in two ends of the housing 401, and the through holes are fixed with a bottom plate 1 through bolts; the second clamping jaw 402 is arranged in the shell 401, and the second clamping jaw 402 is connected with a photoelectric induction control system; the bottom of the second clamping jaw 402 is provided with a clamping jaw chassis which is fixedly connected with the bottom plate 1; two symmetrical clamping jaw fingers 403 are arranged on the top of the second clamping jaw 402, the clamping jaw fingers 403 are arranged on the top of the shell 401, and the two clamping jaw fingers 403 are used for fixing a bottle cap 404.

Four supporting legs 9 are fixedly arranged at the bottom of the bottom plate 1, and pulleys 10 are fixedly arranged at the bottom of each supporting leg 9. In this embodiment, the size of the base plate 1 is 160mm×160mm, 4M 5×12 screws are provided, and the height of the leg 9 is 480mm.

The manipulator 2, the first clamping jaw 301 and the second clamping jaw 402 in this embodiment are all powered by compressed air. The left end of the bottom plate 1 is also provided with a balance 7, one side of the balance 7 is provided with a balance display screen 8, and the balance 7 and the balance display screen 8 are connected with a photoelectric induction control system.

The working principle process of the automatic bottle cap screwing device provided by the utility model is as follows: firstly, an air compressor is started, a manipulator 2 is reset by utilizing air, a movement point of the manipulator 2 is set through a photoelectric sensing control system, the manipulator 2 moves to a sample bottle point, a sample bottle 6 is grabbed onto a spiral cover assembly 3 from a tray 5 through the matching of opening and closing of a manipulator finger 202 and a manipulator 203, a first clamping jaw 301 of the spiral cover assembly 3 is opened, the manipulator 2 places the sample bottle 6 into the first clamping jaw 301, at the moment, the first clamping jaw 301 clamps a bottle cover, a motor 303 controls a turntable 302 to rotate so as to drive the first clamping jaw 301 to rotate, in the rotating process, the manipulator 2 slowly ascends to unscrew the bottle cover, the manipulator 2 clamps the bottle cover onto a second clamping jaw 402, a clamping jaw 403 releases to clamp the bottle cover, and then the manipulator 2 grabs the sample bottle 6 body to be placed on a balance 7 for weighing or other related analysis work.

The closing operation comprises the following steps: the manipulator 2 clamps and transfers the bottle cap to the upper part of the bottle body, the motor 303 controls the turntable 302 to rotate so as to drive the first clamping jaw 301 to slowly rotate, the manipulator 2 slowly descends, the first clamping jaw 301 is loosened after the cap closing action is completed, and the manipulator 2 grabs the sample bottle 6 and places the sample bottle on the tray 5.

According to the automatic bottle cap screwing device, the running track of the integral action is determined through the point position arrangement of the mechanical arm, the pneumatic mechanical fingers are used for controlling the opening and closing of the automatic grabbing action, and the probability of bottle cap falling is reduced due to the rotary cap assembly with the rotary table. The automatic cover screwing device reduces the contact between operators and radioactive samples, reduces the irradiated dose of the operators, is applied to the operation of the matched automatic sample pretreatment system, greatly improves the working efficiency of the automatic sample pretreatment system, ensures that the cover screwing power can reach 100%, realizes the automatic cover opening time of less than 3s for a single time, solves the problems of slow manual cover opening, easy contamination of samples and the like, and can be applied to equipment needing automatic cover opening and closing operation.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The automatic bottle cap screwing device is characterized by comprising a bottom plate (1), wherein a manipulator (2) is arranged on the bottom plate (1), a cap screwing assembly (3) is arranged on one side of the manipulator (2), and a bottle cap placing assembly (4) is arranged on one side of the cap screwing assembly (3);

the rotary cover assembly (3) comprises a first clamping jaw (301), the first clamping jaw (301) is rotationally connected with a rotary table (302), and one end, far away from the first clamping jaw (301), of the rotary table (302) is connected with a motor (303); the motor (303), the first clamping jaw (301) and the manipulator (2) are all connected with a control system.

2. The automatic bottle cap screwing device according to claim 1, wherein a hollow is arranged on the bottom plate (1), a fixing frame (304) is arranged at the hollow, a fixing plate (306) is arranged at the bottom of the fixing frame (304), and the spiral cap assembly (3) is arranged on the fixing plate (306); the screw cap assembly (3) is positioned below the bottom plate (1).

3. Automatic bottle cap screwing device according to claim 2, characterized in that the bottom of said first jaw (301) is provided with a jaw bottom disc (305), said jaw bottom disc (305) being in rotational connection with said turntable (302).

4. The automatic bottle cap screwing device according to claim 1, wherein the bottle cap placement assembly (4) comprises a shell (401), a second clamping jaw (402) is arranged inside the shell (401), two clamping jaw fingers (403) are symmetrically arranged at the top of the second clamping jaw (402), the clamping jaw fingers (403) are positioned at the top of the shell (401), and the second clamping jaw (402) is fixedly connected with the bottom plate (1); the second jaw (402) is connected to the control system.

5. Automatic bottle cap screwing device according to claim 4, characterized in that said housing (401) is fixedly connected to said bottom plate (1).

6. Automatic bottle cap screwing device according to claim 1, characterized in that a tray (5) for placing sample bottles is arranged below the manipulator (2).

7. Automatic bottle cap screwing device according to claim 1, characterized in that the bottom of the bottom plate (1) is provided with legs (9).

8. Automatic bottle cap screwing device according to claim 7, characterized in that the bottom of the leg (9) is provided with a pulley (10).

9. The automatic bottle cap screwing device according to claim 1, wherein the manipulator (2) comprises a manipulator (202) and a manipulator (203) which are connected, a base (201) is arranged at the bottom of the manipulator (203), and the base (201) is fixedly connected with the bottom plate (1).

10. The automatic bottle cap screwing device according to claim 1, wherein one end of the bottom plate (1) is provided with a balance (7), one side of the balance (7) is provided with a balance display screen (8), and the balance (7) and the balance display screen (8) are connected with the control system.