CN113148294A

CN113148294A - Adjustable vanning wrapping bag that is suitable for multiple specification packing snatchs mechanism

Info

Publication number: CN113148294A
Application number: CN202110582298.1A
Authority: CN
Inventors: 傅正兵; 张心全; 吴卫东; 徐京城
Original assignee: Anhui Yongcheng Electronic and Mechanical Technology Co Ltd
Current assignee: Anhui Yongcheng Electronic and Mechanical Technology Co Ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-07-23

Abstract

The invention discloses a grabbing mechanism for adjustable boxed packaging bags suitable for various specifications of packaging, which comprises a grabbing arm, wherein the upper end of the grabbing arm is connected to a hanging rack, the hanging rack is used for being connected with boxing equipment, at least two exhaust pipe sleeves are arranged on a vacuum chuck fixing plate at the lower end of the grabbing arm at intervals, an air suction pipe penetrating into the air pipe sleeves extends out from the lower ends of the air pipe sleeves, vacuum chucks are arranged at the front ends of the extending air pipes, two rows of vacuum chucks suck the packaging bags from the middle of the plane of the packaging bags, a tamping plate is arranged on the side edge of the vacuum sucker fixing plate at the lower end of the grabbing arm, the tamping plate is controlled by a tamping plate cylinder and is used for pressing the handle edge of the packaging bag to be bent so as to reduce the occupied space of the packaging bag in the box body, the smashing plate is fixed and is reciprocated by flexible arm drive on the flexible arm of smashing plate cylinder, the smashing plate cylinder is connected and is fixed on a horizontal telescopic machanism, and horizontal telescopic machanism drives and adjusts the interval of smashing plate and vacuum chuck fixed plate is in order to adapt to different specification wrapping bags.

Description

Adjustable vanning wrapping bag that is suitable for multiple specification packing snatchs mechanism

Technical Field

The invention relates to an adjustable boxing packaging bag grabbing mechanism suitable for packaging of various specifications.

Background

The package grabbing mechanism is a core component of the box filling machine, and the stability and the automation degree of the package grabbing mechanism determine the advanced degree of the box filling machine. The boxing machines provided in the current market have the defects of single boxing specification, namely the boxing machines cannot adapt to material bags with different specifications, and the parts need to be disassembled, assembled and replaced when the specification and variety are replaced, so that the problems of low production efficiency and poor applicability are caused.

Disclosure of Invention

The invention aims to provide an adjustable boxing packing bag grabbing mechanism suitable for packing of various specifications.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides an adjustable vanning wrapping bag that is suitable for multiple specification packing snatchs mechanism, including snatching the arm, snatch the arm upper end and connect on a stores pylon, the stores pylon is used for being connected with vanning equipment, snatch the arm lower extreme and be provided with the vacuum chuck fixed plate, the interval is provided with two at least exhaust pipe covers on the vacuum chuck fixed plate, the trachea of breathing in of wearing the trachea cover stretches out from the trachea cover lower extreme, the trachea front end that stretches out sets up vacuum chuck, two rows of vacuum chuck absorb the wrapping bag from the planar centre of wrapping bag, wherein, be provided with the stamp plate at snatching arm lower extreme vacuum chuck fixed plate side, the stamp plate is used for suppressing wrapping bag handle limit by a stamp plate cylinder control and bends in order to reduce the space that occupies of wrapping bag in the box, the stamp plate is fixed and is reciprocated by telescopic boom drive on stamp plate cylinder telescopic boom, the stamp plate cylinder is connected and is fixed on a horizontal telescopic machanism, and horizontal telescopic machanism drives the regulation the interval of stamp plate and vacuum chuck fixed plate is in order to adapt to different specification packing And (4) a bag.

The scheme is further as follows: the horizontal telescopic mechanism comprises a guide rail horizontally arranged on the lower end side of the grabbing arm, a sliding block is arranged on the guide rail, the sliding block is fixedly connected with a tamping plate cylinder through a connecting plate, a driving device drives the sliding block to horizontally slide back and forth along the guide rail through the connecting plate, and then the distance between the tamping plate and the vacuum sucker fixing plate is driven to be adjusted.

The scheme is further as follows: the driving device comprises a screw rod driven by a servo motor, a nut is screwed on the screw rod and fixedly connected with the connecting plate, the servo motor drives the screw rod to rotate, the connecting plate is driven by the nut to move back and forth along the screw rod, and then the sliding block is driven to horizontally slide back and forth along the guide rail.

The scheme is further as follows: the screw rod penetrates through the space between the two exhaust pipe sleeves.

The scheme is further as follows: the servo motor drives the screw rod to rotate through a counting wheel, a photoelectric sensor is arranged on a grabbing arm and used for sensing a photosite arranged on the counting wheel, limit sensors are arranged on two end sides of the screw rod, the limit sensor on one end side serves as an initial position sensor and is used for determining the initial position of the tamping plate, and the grabbing mechanism controller determines the distance between the tamping plate and the vacuum sucker fixing plate through the initial position sensor, the photoelectric sensor, the counting wheel and the screw thread pitch.

The scheme is further as follows: the vacuum sucker is sleeved on the outlet of the air pipe, and the air pipe between the vacuum sucker and the bottom end of the air pipe sleeve is sleeved with a buffer spring.

The scheme is further as follows: a plurality of grabbing arms are arranged on the hanging rack at intervals, the grabbing arms are rotatably arranged on the hanging rack through bearings, and a rotation driving device drives the grabbing arms to do reciprocating rotation at an angle of 0-180 degrees.

The scheme is further as follows: the rotation driving device comprises a driven steering gear sleeved on the upper end side of the grabbing arm and a sliding block fixedly arranged on the hanging frame, a long sliding rail is sleeved with the sliding block, a rack is arranged on the sliding rail, the driven steering gear is meshed with the rack, a motor drives the rack to slide on the sliding block in a reciprocating mode through the meshing of the driving steering gear and the rack on the motor, and the rack which slides in the reciprocating mode drives the grabbing arm to rotate in a reciprocating mode at an angle of 0-180 degrees through the driven steering gear.

The scheme is further as follows: 4 grabbing arms are arranged on the hanging rack at intervals, the long slide rail is divided into two sections, the two sections of long slide rails are arranged in a relatively staggered mode, the driving steering gear is arranged between the two sections of long slide rails which are staggered relatively, and racks of the two sections of long slide rails respectively drive the 2 grabbing arms to do reciprocating rotation at an angle of 0-180 degrees.

The invention has the beneficial effects that: compact structure smashes the wrapping bag of board and suppression tamping plate and vacuum chuck interval adjustment mechanism in order to adapt to different specifications through setting up wrapping bag handle suppression and to through setting up the arrangement vanning that 180 degrees steering mechanism can be automatic.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the horizontal telescoping mechanism of the tamper of the present invention;

FIG. 3 is a schematic view of an assembled arrangement of a plurality of gripper arms according to the present invention;

FIG. 4 is a side schematic view of the structure of the present invention, the left side view of FIG. 3;

FIG. 5 is a schematic view of a 180 degree steering drive configuration of the grabber arms of the present invention;

FIG. 6 is a schematic diagram of a bag-shaped state of a material gripped by the gripping arm according to the present invention;

fig. 7 is a schematic view of the material bag after it is packed.

Detailed Description

The invention is described in detail below with reference to the figures and examples. The described embodiments are only some embodiments of the invention, not all embodiments. In the description of the present embodiment, it should be noted that the terms "connected" and "disposed" should be interpreted broadly, for example, the "connection" may be a wire connection or a mechanical connection; the 'placing' can be fixedly connected placing or integrally formed placing. The specific meanings of the above terms in the present embodiment can be understood by those of ordinary skill in the art according to specific situations. It should be noted that various aspects will be described, each of which can be used alone or in combination. That is, any given aspect may be used in different embodiments unless explicitly indicated as a mere substitution. Furthermore, in the following, for the sake of simplicity, always an item is generally mentioned. However, unless explicitly mentioned, the present embodiment may also include many specific items. Thus, use of the terms "a" and "an" should be taken to mean that at least one item is used in a single embodiment.

A grabbing mechanism for adjustable packing bags suitable for packing of various specifications is disclosed, as shown in figures 1 and 4, and comprises a grabbing arm 1, the upper end of the grabbing arm is connected to a hanging rack 2, the hanging rack 2 is used for being connected with packing equipment, the lower end of the grabbing arm is provided with a vacuum sucker fixing plate 3, at least two exhaust pipe sleeves 4 are arranged on the vacuum sucker fixing plate 3 at intervals, each row at least has three air pipe sleeves, an air suction pipe 5 penetrating into the air pipe sleeves 4 is fixed with the air pipe sleeves 4 and extends out from the lower end of the air pipe sleeves 4, the front ends of the extending air pipes are provided with vacuum suckers 6, as shown in figures 6 and 7, the packing bags 8 are filled with the packing bags by sucking the two rows of vacuum suckers from the middle of the plane of the packing bags 7, the packing bags are vacuum packing bags, a packing bag handle 701 is arranged on one side of the packing bags, and the packing quality is influenced if the packing bag handle 701 is not processed during the packing process, therefore, as shown in fig. 1, 4 and 6, be provided with the stamp plate 9 snatching arm lower extreme vacuum chuck fixed plate side, the stamp plate is used for suppressing the wrapping bag handle limit by a stamp plate cylinder control and bends in order to reduce the space that occupies of wrapping bag in the box, standardizes the vanning, stamp plate 9 is fixed and is moved by flexible arm drive on the flexible arm 1001 of stamp plate cylinder and reciprocate, the connection of stamp plate cylinder is fixed on a horizontal telescopic machanism, and horizontal telescopic machanism drives the regulation the interval of stamp plate and vacuum chuck fixed plate is in order to adapt to different specification wrapping bags.

As shown in fig. 1, 2 and 4, the horizontal telescopic mechanism comprises a guide rail 11 horizontally arranged at the lower end side of the grabbing arm, a sliding block 12 is arranged on the guide rail 11, the sliding block is fixedly connected with a tamping plate cylinder through a connecting plate 13, a driving device drives the sliding block to horizontally slide back and forth along the guide rail through the connecting plate 13, and further drives and adjusts the distance between the tamping plate and a vacuum chuck fixing plate, two sets of the guide rail 11, the sliding block 12 and the connecting plate 13 are shown in fig. 2, and the two sets of the guide rail 11, the sliding block 12 and the connecting plate 13 are oppositely arranged.

The driving device for moving the connecting plate 13 is various, for example, the telescopic arm of the air cylinder drives the connecting plate 13 to move. One preferable scheme of this embodiment is: the driving device comprises a screw rod 15 driven by a servo motor 14 arranged on the grabbing arm, a nut 16 is screwed on the screw rod 15, the nut 16 is fixedly connected with the connecting plate 13, the servo motor drives the screw rod to rotate, the connecting plate is driven by the nut to move back and forth along the screw rod, and then the sliding block is driven to horizontally slide back and forth along the guide rail. Wherein: the screw 15 is arranged to pass through between the two exhaust pipe sleeves.

In order to accurately adjust the distance between the tamping plate and the vacuum chuck fixing plate: the servo motor drives the screw rod 15 to rotate through a counting wheel 17, the counting wheel 17 is shown as a driving wheel to drive a driven wheel 18 to rotate in the graph 1, the diameter of the driving wheel is the same as that of the driven wheel, the driving wheel drives the driven wheel to rotate through a toothed belt, a photoelectric sensor or a magnetic induction sensor 19 is arranged on a grabbing arm to sense a photosensitive point or a magnetic induction point arranged on the counting wheel, limit sensors a and b are arranged on two ends of the screw rod, the limit sensor on one end side is used as an initial position sensor for determining the initial position of the tamping plate, and a grabbing mechanism controller calculates and determines the distance between the tamping plate and a vacuum sucker fixing plate through the initial position sensor, the photoelectric sensor, the counting wheel and the tooth pitch of the screw rod.

As shown in fig. 1 and 4: the vacuum chuck is sleeved on the outlet of the air pipe, the air pipe between the vacuum chuck and the bottom end of the air pipe sleeve is sleeved with a buffer spring 20, and the buffer spring is installed between the vacuum chuck and the lower plane of the guide sleeve for fixing the hollow guide rod, so that the vacuum chuck is always in the lowest end of the grabbing arm in the initial state. When the grabbing arm moves downwards to take the material package, the buffer spring plays a role in buffering, so that the hard contact between the vacuum chuck and the packaging bag is prevented, and the damage of the vacuum chuck to the material package is reduced.

In order to be able to have a plurality of stations for boxing at the same time, therefore: as shown in fig. 3, a plurality of grabbing arms 1 are arranged on the hanging rack 2 at intervals, as shown in fig. 1, the grabbing arms 1 are rotatably arranged on the hanging rack 2 through a bearing seat 21 and a bearing 22 on the bearing seat, and as can be seen from fig. 7, in order to enable balanced boxing to make the handles 701 of upper and lower packaging bags not on one side, a rotation driving device drives the grabbing arms 1 to make reciprocating rotation at an angle of 0 to 180 degrees horizontally, thereby realizing balanced boxing.

The rotation driving device can have various structural modes, for example, each grabbing arm 1 is equipped with a motor drive, or adopts a link mechanism drive, in this embodiment, in order to be able to control the grabbing arms 1 of a plurality of stations to rotate synchronously in a centralized manner: as shown in fig. 1, fig. 3 and fig. 5, the rotation driving device includes a driven steering gear 23 sleeved on a rotating shaft 101 at the upper end of the grabbing arm and a sliding block 24 fixedly arranged on the hanger, a long sliding rail 25 is supported by the sliding block 24, the sliding block does not slide along the long sliding rail, a rack 26 is arranged on the sliding rail, the driven steering gear 23 is engaged with the rack 26, a motor 27 is engaged with the rack 26 through a driving steering gear 28 arranged on the rotating shaft of the motor and drives the rack 26 to slide on the sliding block 24 in a reciprocating manner, and the rack 26 sliding in the reciprocating manner drives the grabbing arm 1 to rotate in a reciprocating manner at an angle of 0 to 180 degrees through the driven steering gear. 4 grabbing arms 1 are arranged on the hanging rack at intervals, the long slide rail is divided into two sections, the two sections of long slide rails are arranged in a relatively staggered mode, a driving steering gear 28 is arranged between the two sections of long slide rails 25 which are staggered relatively, racks of the two sections of long slide rails respectively drive the 2 grabbing arms to do reciprocating rotation at an angle of 0-180 degrees, and the sliding blocks 24 and the racks 26 are arranged in a segmented mode.

Above-mentioned embodiment packing bag snatchs mechanism compact structure smashes the wrapping bag of board and suppression between board and the vacuum chuck with the adaptation through setting up wrapping bag handle suppression and smash the interval adjustment mechanism to can be automatic arrangement vanning through setting up 180 degrees steering mechanism.

Claims

1. A gripping mechanism for packing bags in multiple specifications is adjustable, and comprises a gripping arm, wherein the upper end of the gripping arm is connected to a hanging frame, the hanging frame is used for being connected with packing equipment, the lower end of the gripping arm is provided with a vacuum sucker fixing plate, at least two exhaust pipe sleeves are arranged on the vacuum sucker fixing plate at intervals, an air suction pipe penetrating into the air pipe sleeves extends out from the lower end of the air pipe sleeves, the front end of the extended air pipe is provided with a vacuum sucker, and two rows of vacuum suckers suck packing bags from the middle of the plane of the packing bags, the gripping mechanism is characterized in that a tamping plate is arranged on the side edge of the vacuum sucker fixing plate at the lower end of the gripping arm and is controlled by a tamping plate cylinder to press the handle edge of the packing bags to be bent so as to reduce the occupied space of the packing bags in a box body, the tamping plate is fixed on a telescopic arm of a tamping plate cylinder and driven by a telescopic arm to move up and down, the tamping plate cylinder is connected and fixed on a horizontal telescopic mechanism, the horizontal telescopic mechanism drives and adjusts the distance between the tamping plate and the vacuum sucker fixing plate so as to adapt to packaging bags of different specifications.

2. The carton packing bag grabbing mechanism of claim 1, wherein the horizontal telescopic mechanism comprises a guide rail horizontally arranged at the lower end side of the grabbing arm, a slide block is arranged on the guide rail and is fixedly connected with the tamping plate cylinder through a connecting plate, and a driving device drives the slide block to horizontally slide back and forth along the guide rail through the connecting plate so as to drive and adjust the distance between the tamping plate and the vacuum chuck fixing plate.

3. The gripping mechanism of claim 2, wherein the driving means comprises a screw driven by a servo motor, a nut is screwed on the screw, the nut is fixedly connected with the connecting plate, the servo motor drives the screw to rotate, and the nut drives the connecting plate to move back and forth along the screw, so as to drive the sliding block to horizontally slide back and forth along the guide rail.

4. The case-packing bag gripping mechanism of claim 3, wherein said screw is disposed through the space between the two exhaust sleeves.

5. The gripping mechanism of claim 3, wherein the servo motor drives the screw to rotate by a counter wheel, a photoelectric sensor is arranged on the gripping arm to sense a light sensing point arranged on the counter wheel, and limit sensors are arranged on both ends of the screw, wherein the limit sensor on one end side is used as an initial position sensor for determining the initial position of the tamper, and the gripping mechanism controller determines the distance between the tamper and the vacuum chuck fixing plate by the initial position sensor, the photoelectric sensor, the counter wheel and the screw thread pitch.

6. The carton packing bag gripping mechanism of claim 1, wherein the vacuum chuck is sleeved on the air pipe outlet, and a buffer spring is sleeved on the air pipe between the vacuum chuck and the bottom end of the air pipe sleeve.

7. A carton packing bag gripping mechanism as claimed in claim 1, wherein a plurality of gripper arms are spaced apart from each other on said hanger, said gripper arms being rotatably mounted on said hanger by means of bearings, and a rotary drive means for driving said gripper arms to reciprocate through an angle of 0 to 180 degrees.

8. The gripping mechanism for packing bags in boxes according to claim 7, wherein the rotation driving device comprises a driven steering gear sleeved on the upper end side of the gripping arm and a slide block fixedly arranged on the hanging rack, a long slide rail is sleeved on the slide block, a rack is arranged on the long slide rail, the driven steering gear is meshed with the rack, a motor drives the rack to slide on the slide block in a reciprocating manner through the driving steering gear on the motor and the rack, and the reciprocating rack drives the gripping arm to rotate in a reciprocating manner at an angle of 0-180 degrees through the driven steering gear.

9. The gripping mechanism for packing bags in boxes according to claim 8, wherein 4 gripping arms are spaced on the hanging rack, the long slide rail is divided into two sections, the two sections of long slide rail are staggered relatively, the driving steering gear is arranged between the two staggered sections of long slide rail, and the rack of the two sections of long slide rail drives 2 gripping arms to rotate reciprocally at an angle of 0 to 180 degrees.