CN214268216U - Sealing equipment - Google Patents

Abstract

The utility model relates to an inverter technical field especially relates to a sealing equipment. The sealing device is used for sealing a valve port of the valve bag, the sealing device comprises a fixed frame, a sealing device and a positioning device, and the valve bag is placed in the fixed frame; the sealing device comprises a manipulator and a sealing mechanism connected with the hand part of the manipulator, and the manipulator can drive the sealing mechanism to move freely in the fixed frame; the positioning device is arranged on the fixed frame and used for positioning the position of the valve bag; the manipulator can control the sealing mechanism to move to the position of the valve bag and seal the valve bag according to the position information of the valve bag acquired by the positioning device. The utility model discloses can improve and seal efficiency and yield, and need not artifical too much operation, labour saving and time saving.

Description

Sealing equipment

Technical Field

The utility model relates to an inverter technical field especially relates to a sealing equipment.

Background

In the era that the production tends to be 4.0 in industrial automation, the requirements on the automation and the stability of equipment are higher and higher; in the chemical industry and building material industry of mass production, the packaging of powder requires high automation degree of equipment. Traditional chemical industry and building materials trade powder's wrapping bag seal all adopt the heat-seal, but when packagine machine was filling, some powder of wrapping bag all can how much adhesion, adopt heat-seal wrapping bag effect will obviously descend this time. The principle of heat-seal is to heating the wrapping bag, makes wrapping bag mouth local heating to the wrapping bag melts and cools down again and solidify, thereby realizes the purpose of sealing, but when having the powder between the wrapping bag, the wrapping bag after melting will because impurity such as powder, can not solidify completely, and the wrapping bag also can not realize sealing completely, and the consequence that leads to will make the powder reveal, has greatly influenced degree of automation's production.

At present, powder is packaged by adopting a valve port packaging bag firstly, and then a valve port bag is moved manually to an appointed position and a sealing mechanism is operated to seal the powder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a, this equipment can improve and seal efficiency and yield, and need not artifical too much operation, labour saving and time saving.

To achieve the purpose, the utility model adopts the following technical proposal:

a sealing apparatus for sealing a valve port of a valve bag, the sealing apparatus comprising:

a fixed frame within which the valve bag is placed;

the sealing device comprises a manipulator and a sealing mechanism connected with the hand part of the manipulator, and the manipulator can drive the sealing mechanism to move freely in the fixed frame;

the positioning device is arranged on the fixed frame and used for positioning the position of the valve bag; the manipulator can control the sealing mechanism to move to the position of the valve bag and seal the valve bag according to the position information of the valve bag acquired by the positioning device.

Preferably, the sealing mechanism comprises a first fixing block, an ultrasonic generating assembly and a welding auxiliary assembly, and the first fixing block is connected with a hand of the manipulator; the ultrasonic generating assembly is fixed on the first fixing block and can be abutted against one side of the valve port to provide sealing power; the welding auxiliary assembly is rotatably arranged on the first fixing block, and the welding auxiliary assembly can be abutted against the other side of the valve port and is used in cooperation with the ultrasonic generating assembly.

Preferably, the ultrasonic generating assembly comprises a triple set fixture and an ultrasonic welding head, the triple set fixture is fixed on the first fixing block and used for clamping the ultrasonic welding head, and the ultrasonic welding head can be abutted to the valve port.

Preferably, the welding auxiliary assembly comprises a welding bottom film and a rotating plate, one end of the rotating plate is hinged to the first fixing block, the welding bottom film is arranged at one end, far away from the first fixing block, of the rotating plate, and the welding bottom film can be abutted to the valve port.

Preferably, the positioning device comprises a CCD camera disposed on the fixed frame for positioning the position of the valve bag.

Preferably, the CCD camera is slidably disposed on the fixed frame, and the positioning device further includes a driving assembly to move the CCD camera relative to the fixed frame.

Preferably, the drive assembly comprises:

the screw rod is rotatably arranged on the fixed frame;

the screw rod nut seat is sleeved outside the screw rod and is in threaded connection with the screw rod, and the screw rod nut seat is fixedly connected with the CCD camera;

and the screw rod driving piece is arranged at one end of the screw rod and used for driving the screw rod to rotate.

Preferably, the positioning device further comprises a connecting plate, the bottom surface of the connecting plate is connected with the feed screw and nut seat, and the CCD camera is arranged on the connecting plate.

Preferably, the positioning device further comprises a guide assembly, the guide assembly comprises a guide rail and a sliding block which are matched, one of the guide rail and the sliding block is arranged on the fixed frame, and the other one is fixedly connected with the connecting plate.

Preferably, the two guide assemblies are arranged in parallel at intervals, and two ends of the connecting plate are respectively connected with the sliding blocks in the guide assemblies.

Has the advantages that: the utility model provides a sealing equipment. During the use, only need the staff to place the valve bag that is equipped with the ration in fixed frame, need not to put the valve bag, positioner can the position of valve bag, and the manipulator seals the position information control of valve bag according to positioner collection and seals the mechanism and move to the valve port department of valve bag and seal. This sealing equipment can improve and seal efficiency and yield, and need not artifical too much operation, labour saving and time saving.

Drawings

Fig. 1 is a schematic structural view of a sealing apparatus provided by the present invention;

fig. 2 is a schematic structural diagram of an ultrasonic wave generating assembly provided by the present invention;

fig. 3 is a schematic structural diagram of the control platform provided by the present invention.

Wherein:

1. a fixed frame;

2. a control platform; 21. a control box; 22. a switch; 23. a PLC; 24. an industrial personal computer; 25. a power supply module; 26. a low-voltage component; 27. a support plate; 28. a caster wheel;

3. a sealing device; 31. a manipulator;

32. a sealing mechanism; 321. a first fixed block;

322. an ultrasonic wave generating assembly; 3221. a triple group clamp; 3222. a transducer; 3223. an amplitude modulator; 3224. an ultrasonic horn;

323. welding an auxiliary assembly; 3231. a base film drive member; 3232. welding a bottom film; 3233. a rotating plate; 3234. a filtering pressure reducing valve;

324. an ultrasonic generator;

4. a positioning device; 41. a drive assembly; 411. a supporting seat; 412. a screw rod; 413. a screw nut seat; 414. a screw driving member; 415. a coupling; 416. a second fixed block;

42. a CCD camera; 43. a guide rail; 44. a slider; 45. a connecting plate;

100. a valve bag; 101. and (4) valve ports.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1, the present embodiment provides a sealing apparatus, which includes a fixed frame 1, a sealing device 3 and a positioning device 4, wherein a valve bag 100 is placed in the fixed frame 1; the sealing device 3 comprises a manipulator 31 and a sealing mechanism 32 connected with the hand of the manipulator 31, and the manipulator 31 can drive the sealing mechanism 32 to move freely in the fixed frame 1; the positioning device 4 is arranged on the fixed frame 1 and used for positioning the position of the valve bag 100; the manipulator 31 can control the sealing mechanism 32 to move to the position of the valve bag 100 and seal the valve bag 100 according to the position information of the valve bag 100 collected by the positioning device 4.

When the valve bag sealing mechanism is used, a worker only needs to place the valve bag 100 with a fixed quantity in the fixed frame 1, the valve bag 100 does not need to be placed, the positioning device 4 can position the valve bag 100, and the manipulator 31 controls the sealing mechanism 32 to move to the valve port 101 of the valve bag 100 to seal according to the position information of the valve bag 100 collected by the positioning device 4. This sealing equipment can improve and seal efficiency and yield, and need not artifical too much operation, labour saving and time saving.

The manipulator 31 is a six-axis manipulator 31, so that the manipulator 31 can move freely in space.

In this embodiment, for convenience of control, the sealing apparatus further includes a control platform 2, which is electrically connected to the manipulator 31 and the sealing mechanism 32, respectively, and is convenient for receiving and sending instructions.

Referring to fig. 2, in the present embodiment, the sealing mechanism 32 includes a first fixing block 321, an ultrasonic generating assembly 322, a welding auxiliary assembly 323, and an ultrasonic generator 324, where the first fixing block 321 is fixedly connected to the hand of the manipulator 31; the ultrasonic generator 324 is disposed in the control platform 2 and electrically connected to the ultrasonic generating component 322 for providing ultrasonic waves; the ultrasonic wave generating assembly 322 is fixed on the first fixing block 321, and is used for adjusting the provided ultrasonic wave into power required by sealing; the welding auxiliary assembly 323 is rotatably disposed on the first fixing block 321 for cooperating with the ultrasonic wave generating assembly 322, and two sides of the valve port 101 can be abutted to the welding auxiliary assembly 323 and the ultrasonic wave generating assembly 322, respectively.

In order to adjust the ultrasonic wave provided by the ultrasonic generator 324 to the power required for sealing, the ultrasonic generating assembly 322 includes a triple clamp 3221 and a triple clamp 3221, wherein the triple clamp 3221 is fixed on the first fixing block 321 to clamp the triple clamp. The triple group comprises a transducer 3222, an amplitude modulator 3223 and an ultrasonic welding head 3224, which are sequentially connected to form a triple group, wherein the transducer 3222 is electrically connected with the ultrasonic wave breaking generator 324, the transducer 3222 is used for converting the generated ultrasonic wave into mechanical vibration, the amplitude modulator 3223 is used for amplifying the converted mechanical vibration and further transmitting the amplified mechanical vibration to the ultrasonic welding head 3224, and the ultrasonic welding head 3224 vibrates at the obtained frequency and is matched with the welding auxiliary assembly 323 for welding.

Specifically, welding assistance assembly 323 includes a base film drive 3231, a welding base film 3232, and a rotating plate 3233; one end of the bottom film driving element 3231 is hinged to the first fixing block 321, the other end is hinged to one end of the rotating plate 3233, and the bottom film driving element 3231 is electrically connected to the control platform 2 and used for driving the rotating plate 3233 to move; the other end of the rotating plate 3233 is rotatably connected to the first fixing block 321; a welding base film 3232 is provided on a side of the rotating plate 3233 away from the first fixing block 321. When the valve port 101 needs to be sealed, the bottom film driving element 3231 drives the rotating plate 3233 to rotate, so as to drive the welding bottom film 3232 to abut against one surface of the valve port 101, and at the moment, the ultrasonic welding head 3224 abuts against the other surface of the valve port 101, so that two opposite surfaces in the valve port 101 continuously rub against each other due to mechanical vibration, and then are welded together at a high temperature.

In this embodiment, the bottom film driver 3231 is a cylinder. Accordingly, the weld assist assembly 323 also includes a filter and relief valve 3234 disposed within the control platform 2 to provide compressed air to the air cylinder.

In order to realize the positioning of the valve bag 100, the positioning device 4 comprises a driving assembly 41 and a CCD camera 42, wherein the CCD camera 42 is slidably arranged on the fixed frame 1 for positioning the position of the valve bag 100; the driving assembly 41 can move the fixed CCD camera 42 relative to the fixed frame 1, and the driving assembly 41 is electrically connected to the control platform 2.

Because the valve pockets 100 are of uniform size, the CCD camera 42 need only know the two-dimensional coordinates of the valve pockets 100 and need not be positioned for height. Specifically, the driving assembly 41 includes a supporting seat 411, a lead screw 412, a lead screw nut seat 413 matched with the lead screw 412, a lead screw driving member 414, a coupler 415 and a second fixing block 416, the supporting seats 411 are respectively disposed at two ends of the fixing frame 1, two ends of the lead screw 412 are respectively rotatably connected with the two supporting seats 411, the lead screw nut seat 413 is sleeved outside the lead screw 412 and is in threaded connection with the lead screw 412, and the lead screw nut seat 413 is fixedly connected with the CCD camera 42, that is, the lead screw nut seat 413 can drive the positioning assembly to move in the fixing frame 1 by rotating and adjusting the lead screw 412; the second fixing block 416 is fixedly connected with one of the two supporting seats 411, the screw rod driving member 414 is mounted on the second fixing block 416, and the screw rod driving member 414 is electrically connected with the control platform 2 to provide power for rotating the screw rod 412; a coupling 415 is provided in the second fixing block 416, and the screw driver 414 is connected to the screw 412 through the coupling 415. Of course, the arrangement for moving the CCD camera 42 on the fixed frame 1 is not limited to this, and other structures are also possible, and this embodiment does not specifically limit this.

Illustratively, the lead screw drive 414 may be a servo motor.

In order to position the CCD camera 42 more accurately, the positioning device 4 further comprises a guiding assembly, which comprises a guiding rail 43 and a sliding block 44, which are matched, one of the guiding rail 43 and the sliding block 44 is arranged on the fixed frame 1, and the other one is fixedly connected with the lead screw nut seat 413. In the present embodiment, the guide rail 43 is disposed on the fixed frame 1, and the slider 44 is disposed on the lead screw nut seat 413.

Further, in order to make the movement more stable, in the embodiment, the two guide assemblies are arranged in parallel and spaced.

Since the size of the lead screw and nut seat 413 is smaller than the distance between the two sliders 44, that is, the lead screw and nut seat 413 is difficult to be connected to the two sliders 44 at the same time, in this embodiment, the positioning device 4 further includes a connecting plate 45, the bottom surface of the connecting plate 45 is connected to the sliders 44, and the top surface of the connecting plate 45 is connected to the lead screw and nut seat 413 and the CCD camera 42, respectively.

Fig. 1 is combined with fig. 3 to show that the control platform 2 includes a control box 21, a switch 22, a PLC23, an industrial personal computer 24, a power module 25 and a low-voltage component 26, wherein the PLC23, the industrial personal computer 24, the power module 25 and the low-voltage component 26 are all arranged in the control box 21 to form an electrical hardware part of the control platform 2; a switch 22 is provided on the control box 21 for controlling the operation of the control platform 2.

In this embodiment, a plurality of casters 28 are mounted on the bottom surface of the control platform 2, so that the control platform 2 can be supported by the casters and can be moved to a suitable position.

Further, in order to reduce the occupied space of the sealing device, the control platform 2 further comprises a supporting plate 27, the supporting plate 27 is placed on the control box 21, and the manipulator 31 is installed on the supporting plate 27 and can move the control platform 2 and the sealing device 3 simultaneously when moving conveniently.

When the valve bag sealing device is used, a worker randomly places a plurality of valve bags 100 filled with powder in a fixed frame 1, a switch 22 of a control platform 2 is opened to enable sealing equipment to start to operate, a lead screw driving piece 414 drives a lead screw 412 to operate to enable a CCD camera 42 to reciprocate on a guide rail 43 to scan and position the plurality of valve bags 100, a coordinate position of each valve port 101 packaging bag is calculated and generated through an industrial personal computer 24 and is transmitted to a PLC23, the PLC23 sends an instruction to enable a manipulator 31 to drive an ultrasonic welding head 3224 to sequentially reach a specified position and enable an ultrasonic generator 324 to send ultrasonic waves, then the PLC23 controls a base film driving piece 3231 to move to enable a rotating plate 3233 to rotate until a welding base film 3232 abuts against a valve port 101, welding and sealing are achieved on the valve ports 101 under the action of the ultrasonic welding head 3224 and the welding base film 3232 until all the valve bags 100 in the fixed frame 1 are sealed.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims (10)

1. A sealing apparatus for sealing a valve port of a valve bag, the sealing apparatus comprising:

a fixed frame (1), the valve bag (100) being placed within the fixed frame (1);

the sealing device (3) comprises a manipulator (31) and a sealing mechanism (32) connected with the hand of the manipulator (31), and the manipulator (31) can drive the sealing mechanism (32) to move freely in the fixed frame (1);

a positioning device (4) arranged on the fixed frame (1) and used for positioning the position of the valve bag (100); the manipulator (31) can control the sealing mechanism (32) to move to the position of the valve bag (100) and seal the valve bag (100) according to the position information of the valve bag (100) acquired by the positioning device (4).

2. The sealing apparatus of claim 1, wherein the sealing mechanism (32) comprises a first fixed block (321), an ultrasonic generating assembly (322), and a welding auxiliary assembly (323), the first fixed block (321) being connected to a hand of the robot (31); the ultrasonic wave generating assembly (322) is fixed on the first fixing block (321), and the ultrasonic wave generating assembly (322) can be abutted against one side of the valve port (101) to provide sealing power; the welding auxiliary assembly (323) is rotatably arranged on the first fixing block (321), and the welding auxiliary assembly (323) can be abutted against the other side of the valve port (101) and is used in cooperation with the ultrasonic wave generating assembly (322).

3. The sealing apparatus according to claim 2, wherein the ultrasonic generating assembly (322) comprises a triple set of a clamp (3221) and an ultrasonic horn (3224), the triple set of the clamp (3221) being fixed to the first fixing block (321) for clamping the ultrasonic horn (3224), the ultrasonic horn (3224) being capable of abutting against the valve port (101).

4. The sealing apparatus of claim 2, wherein the welding assistance assembly (323) comprises a welding bottom film (3232) and a rotating plate (3233), one end of the rotating plate (3233) is hinged to the first fixing block (321), the welding bottom film (3232) is disposed at one end of the rotating plate (3233) away from the first fixing block (321), and the welding bottom film (3232) can abut against the valve port (101).

5. The sealing apparatus according to claim 1, characterized in that the positioning means (4) comprises a CCD camera (42), the CCD camera (42) being arranged on the fixed frame (1) for positioning the position of the valve bag (100).

6. The sealing apparatus of claim 5, wherein the CCD camera (42) is slidably disposed on the fixed frame (1), the positioning device (4) further comprising a drive assembly (41), the drive assembly (41) being configured to move the CCD camera (42) relative to the fixed frame (1).

7. The sealing device according to claim 6, characterized in that said drive assembly (41) comprises:

a screw (412), the screw (412) being rotatably provided on the fixed frame (1);

the screw rod nut seat (413) is sleeved outside the screw rod (412) and is in threaded connection with the screw rod (412), and the screw rod nut seat (413) is fixedly connected with the CCD camera (42);

and the screw rod driving piece (414) is arranged at one end of the screw rod (412) and is used for driving the screw rod (412) to rotate.

8. The sealing apparatus of claim 7, wherein the positioning device (4) further comprises a connecting plate (45), a bottom surface of the connecting plate (45) being connected to the lead screw-nut socket (413), the CCD camera (42) being provided on the connecting plate (45).

9. The capping apparatus according to claim 8, wherein the positioning device (4) further comprises a guide assembly comprising cooperating guide rails (43) and sliders (44), one of the guide rails (43) and the sliders (44) being arranged on the fixed frame (1) and the other being fixedly connected to the connecting plate (45).

10. The sealing apparatus of claim 9, wherein two of said guide assemblies are arranged in parallel spaced apart relationship, and both ends of said connecting plate (45) are connected to said sliders (44) in said guide assemblies, respectively.

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