CN209939100U - Automatic bagging machine for annular clamping discharge port - Google Patents
Automatic bagging machine for annular clamping discharge port Download PDFInfo
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- CN209939100U CN209939100U CN201920673920.8U CN201920673920U CN209939100U CN 209939100 U CN209939100 U CN 209939100U CN 201920673920 U CN201920673920 U CN 201920673920U CN 209939100 U CN209939100 U CN 209939100U
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Abstract
The utility model discloses an automatic bagging machine for an annular clamp discharge port, which comprises a bag supply machine and a filling line, wherein the filling line is provided with a plurality of filling stations, two pairs of opposite clamps are arranged outside a circular discharge port of a filling station filling hopper, a bagging mechanism takes off a packaging bag from the bag supply machine and then props open the opening of the packaging bag to be sleeved into the circular discharge port, the bagging mechanism comprises a frame arranged on the bag supply machine, a vertical guide rail is arranged on the frame, a sleeve arm frame which can slide up and down is connected and arranged on the guide rail through a slide block, a bracket rotating shaft is arranged on the sleeve arm frame, sleeve arms are respectively arranged at the two end sides of the bracket rotating shaft through brackets, a bag clamping mechanism is arranged at the front end of the sleeve arm, a packaging bag opening device is arranged at the horizontal opposite two sides of the lower end of the circular discharge port, two guide plates which are arranged in a V shape are arranged at the lower end of the circular discharge port and opposite to the opening of the packaging bag; the utility model discloses whole process need not personnel manual intervention, and is accurate, efficient.
Description
Technical Field
The utility model relates to a packaging machinery, in particular to an automatic bagging machine that is used for annular to embrace to press from both sides discharge gate.
Background
When filling materials with larger weight or powder materials, the materials are not loosened in the process of filling the materials or the powder is sprayed out from the bag opening. Generally, a bag clamping device at the discharge port adopts an annular clamping mode to increase clamping force and tightness. The flexible encircling belt is attached to the discharge port, and the clamping jaws on the two sides simultaneously clamp the material bag, so that the material bag can be tightly clamped, and the material bag and the discharge port can be attached to achieve a sealing effect.
However, in this type of clamp, the front and rear parts of the clamp are opposite closing mechanisms formed by two clamping jaws and a flexible surrounding band when the bag is inserted, and the bag can only be manually inserted into the discharge port when the clamp is opened and then filled after the clamp is clamped. The manual bagging is big before the four working procedures of single-station bagging, large-throwing, medium-throwing and small-throwing, has low production efficiency and can not meet the requirement of an automatic production line, so that the improvement is urgently needed.
Disclosure of Invention
The utility model aims at providing an automatic bagging machine that is used for annular to embrace to press from both sides discharge gate accomplishes the grabhook area, props bag and suit through machinery, realizes the mechanization of overall process, has reduced intensity of labour, has improved the filling efficiency of filling line.
In order to achieve the above purpose, the utility model discloses a scheme is:
an automatic bagging machine for an annular clamp discharge port comprises a bag supply machine and a filling line, wherein a plurality of filling stations are arranged on the filling line and sequentially move to the upper side of the bag supply machine, each filling station comprises a filling hopper, two pairs of opposite clamps are arranged on the outer side of a circular discharge port of the filling hopper, a flexible encircling band is arranged between each pair of clamps, when the two pairs of clamps are oppositely folded, the two clamps clamp two ends of a packaging bag mouth sleeved in the circular discharge port, the flexible encircling band presses the middle part of the packaging bag mouth sleeved in the circular discharge port to the two circular sides of the circular discharge port, the automatic bagging machine further comprises a bagging mechanism, the bagging mechanism comprises a frame arranged on the bag supply machine, a vertical guide rail is arranged on the frame, a sleeve arm frame capable of sliding up and down is connected to the guide rail through a sliding block, and a support rotating shaft is arranged on the sleeve arm frame, the two ends of the support rotating shaft are respectively provided with sleeve arms through the support, the support rotating shaft is driven by a rotating mechanism to rotate so as to drive the sleeve arms to rotate from drooping to horizontal reciprocating circular arcs, a bag clamping mechanism is arranged at the front end of the sleeve arms, a packaging bag opening device is arranged at the two opposite horizontal sides of the lower end of a circular discharge port, two guide plates which are arranged in a V shape are arranged at the lower end of the circular discharge port and opposite to the packaging bag opening, the guide plates are used for opening the packaging bag opening at the packaging bag opening device, the packaging bag opening is opened and guided to be sleeved into the circular discharge port when the sleeve arms move upwards horizontally, and the guide plates are drawn out from gaps between two pairs of.
The scheme is further as follows: the guide board comprises long arm and forearm bending, and the short arm of two guide boards sets up relatively and forms the V font, and the long arm tip of two guide boards is fixed on the support frame through the pivot, is provided with on the support frame and rotates the push cylinder, and the long arm that the push arm that rotates the push cylinder connected the guide board drives the short arm of guide board and upwards does the circular arc and rotate, and then realizes taking out and male function from the clearance between two pairs of armful clamps before closing up and the circular discharge gate.
The scheme is further as follows: the packaging bag opening device comprises a frame, the frame is fixed on a rack, a bag pushing plate facing a packaging bag is arranged at the front end of the frame, a plurality of groups of gripper holes are formed in the bag pushing plate, each group of gripper holes are two, the two gripper holes are arranged in an up-down opposite mode, grippers are arranged in the frame corresponding to the gripper holes, each gripper is divided into two upper grippers and one lower gripper, one lower gripper is arranged between the two upper grippers, or the gripper is divided into two lower grippers and one upper gripper, one upper gripper is arranged between the two lower grippers, the upper gripper and the lower gripper are composed of circular arc-shaped gripper fingers and gripper arms, a driving device drives the gripper arms to drive fingertips of the gripper fingers to respectively extend out from the upper gripper holes and the lower gripper holes to be folded or unfolded to be retracted, a rotating shaft penetrates through round holes formed between the upper gripper fingers and the gripper arms to rotatably position the upper gripper fingers and the lower gripper, and the gripper fingers extend out from the upper gripper holes and the lower gripper holes, the finger tips of the upper gripper and the finger tips of the lower gripper are staggered, transcended and crossed with each other.
The scheme is further as follows: the driving device comprises a pneumatic cylinder or a hydraulic cylinder, a telescopic arm of the pneumatic cylinder or the hydraulic cylinder is connected with a push arm, the push arm is coaxially connected with one end of a group of connecting arms in a rotating mode, the group of connecting arms is composed of two connecting arms, the other ends of the two connecting arms are respectively hinged with the grabbing arm of the upper gripper and the grabbing arm of the lower gripper, the two connecting arms, the grabbing arm of the upper gripper and the grabbing arm of the lower gripper form a connected parallelogram frame, the two connecting arms are linearly stretched and pulled, and the two connecting arms stretch out and fold or unfold and retract finger tips of the fingers from the upper gripper hole and the lower gripper hole respectively through the parallelogram frame.
The scheme is further as follows: the tail ends of the sleeve arms at the two ends of the support rotating shaft are rotatably fixed on the support through the sleeve arm rotating shaft, a sliding groove is arranged on the support, a sliding block moving back and forth along the sliding groove is arranged in the sliding groove, the sliding block is connected with one end of two connecting rods through hinges, the other ends of the two connecting rods are respectively hinged with the middle sections of the sleeve arms at the two ends of the support rotating shaft, a first opening and closing cylinder is arranged on the support, a second opening and closing cylinder is arranged on the sliding block, the first opening and closing cylinder is oppositely connected with the telescopic arm of the second opening and closing cylinder, when the telescopic arms of the first opening and closing cylinder and the second opening and closing cylinder are in an opening state, the sleeve arms at the two ends of the support rotating shaft are horizontally unfolded and parallel to each other, when the first opening and closing cylinder is in a contraction state, and when the telescopic arm of the second opening and closing cylinder is in an opening state, a bag clamping, when the first opening and closing cylinder is in a contraction state, and the telescopic arm of the second opening and closing cylinder is in a contraction state at the same time, the bag clamping mechanisms arranged at the front ends of the sleeve arms at the two ends continue to contract inwards to form a second opening state of the packaging bag opening.
A bag guiding method based on the automatic bagging machine for the annular clamp discharge port is characterized by comprising the following steps:
the first step is as follows: moving a filling station to the upper side of a bag supply machine, and enabling a bag clamping mechanism arranged at the drooping front end of a bagging machine arm of the bagging machine to pick a packaging bag from the bag supply machine and then rotate upwards to be in a horizontal state;
the second step is that: driving the packaging bag opening devices at the two horizontal opposite sides of the packaging bag opening to grasp the bag opening, opening the packaging bag opening, inserting two guide plates into a gap between two pairs of holding clamps and a circular discharge port of a filling hopper, arranging the two guide plates in a V shape at the upper end of the packaging bag opening, driving bag clamping mechanisms of two sleeve arms to rotate inwards in a first step to form a first opening degree of the bag opening when the bag opening is opened, and resetting the packaging bag opening devices;
the third step: the driving sleeve arm frame drives the two sleeve arms to move horizontally upwards, two guide plates which are arranged in a V shape are sleeved into a packaging bag opening with a first opening degree, the packaging bag opening is sleeved into a circular discharge hole of a filling hopper along the guide plates, and in the process that the two sleeve arms move horizontally upwards, bag clamping mechanisms of the two sleeve arms are driven to rotate inwards for a second step to form a second opening degree of the bag opening;
the fourth step; two guide plates which are arranged in a V shape are drawn out from a gap between two unfolded clasps and a circular discharge hole;
the fifth step: the two pairs of holding clamps are driven to be folded to clamp the opening of the packaging bag at the circular discharge hole of the filling hopper;
and a sixth step: and a bag clamping mechanism arranged at the front end of the sleeve arm of the driving sleeve bag machine releases the packaging bag, and the sleeve arm frame is driven to move downwards to an initial position and return to the first step.
The scheme is further as follows: the guide board comprises long arm and forearm bending, and the short arm of two guide boards sets up relatively and forms the V font, and the long arm tip of two guide boards is fixed on the support frame through the pivot, is provided with on the support frame and rotates the push cylinder, and the long arm that the push arm that rotates the push cylinder connected the guide board drives the short arm of guide board and upwards does the circular arc and rotate, and then realizes the function of taking out from the clearance between two pairs of armful clamps before closing up and the circular discharge gate.
The scheme is further as follows: the tail ends of the sleeve arms at the two ends of the support rotating shaft are rotatably fixed on the support through the sleeve arm rotating shaft, a sliding groove is arranged on the support, a sliding block moving back and forth along the sliding groove is arranged in the sliding groove, the sliding block is connected with one end of two connecting rods through hinges, the other ends of the two connecting rods are respectively hinged with the middle sections of the sleeve arms at the two ends of the support rotating shaft, a first opening and closing cylinder is arranged on the support, a second opening and closing cylinder is arranged on the sliding block, the first opening and closing cylinder is oppositely connected with the telescopic arm of the second opening and closing cylinder, when the telescopic arms of the first opening and closing cylinder and the second opening and closing cylinder are in an opening state, the sleeve arms at the two ends of the support rotating shaft are horizontally unfolded and parallel to each other, when the first opening and closing cylinder is in a contraction state, and when the telescopic arm of the second opening and closing cylinder is in an opening state, bag clamping mechanisms, when the first opening and closing cylinder is in a contraction state, and the telescopic arm of the second opening and closing cylinder is in a contraction state at the same time, the bag clamping mechanisms arranged at the front ends of the sleeve arms at the two ends continue to contract inwards to form a second opening state of the packaging bag opening.
The scheme is further as follows: the packaging bag opening device comprises a frame, the frame is fixed on a rack, a bag pushing plate facing a packaging bag is arranged at the front end of the frame, a plurality of groups of gripper holes are formed in the bag pushing plate, each group of gripper holes are two, the two gripper holes are arranged in an up-down opposite mode, grippers are arranged in the frame corresponding to the gripper holes, each gripper is divided into two upper grippers and one lower gripper, one lower gripper is arranged between the two upper grippers, or the gripper is divided into two lower grippers and one upper gripper, one upper gripper is arranged between the two lower grippers, the upper gripper and the lower gripper are composed of circular arc-shaped gripper fingers and gripper arms, a driving device drives the gripper arms to drive fingertips of the gripper fingers to respectively extend out from the upper gripper holes and the lower gripper holes to be folded or unfolded to be retracted, a rotating shaft penetrates through round holes formed between the upper gripper fingers and the gripper arms to rotatably position the upper gripper fingers and the lower gripper, and the gripper fingers extend out from the upper gripper holes and the lower gripper holes, the finger tips of the upper gripper and the finger tips of the lower gripper are staggered, transcended and crossed with each other.
The scheme is further as follows: the driving device comprises a pneumatic cylinder or a hydraulic cylinder, a telescopic arm of the pneumatic cylinder or the hydraulic cylinder is connected with a push arm, the push arm is coaxially connected with one end of a group of connecting arms in a rotating mode, the group of connecting arms is composed of two connecting arms, the other ends of the two connecting arms are respectively hinged with the grabbing arm of the upper gripper and the grabbing arm of the lower gripper, the two connecting arms, the grabbing arm of the upper gripper and the grabbing arm of the lower gripper form a connected parallelogram frame, the two connecting arms are linearly stretched and pulled, and the two connecting arms stretch out and fold or unfold and retract finger tips of the fingers from the upper gripper hole and the lower gripper hole respectively through the parallelogram frame.
The utility model has the advantages that: the whole process does not need manual intervention of personnel, and is accurate and efficient.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic front view of a bagging machine structure;
fig. 2 is another schematic view of the construction of the bag applicator, the top view of fig. 1;
FIG. 3 is a schematic view showing an inner structure of the opening unit for the mouth of the packing bag when the gripper is closed;
FIG. 4 is a schematic view showing an inner structure of the grip of the bag opening unit when it is unfolded;
FIG. 5 is a perspective view of the gripper of the bag opening opener;
FIG. 6 is a schematic front view of a telescopic arm frame structure;
FIG. 7 is another schematic view of a telescopic arm frame structure, the top view of FIG. 6;
fig. 8 is a schematic view of the state of the components of the bagging machine when in replacement;
FIG. 9 is a schematic view showing the state of each part of the bagging machine when the bag is opened;
FIG. 10 is a schematic view of the various parts of the bagging machine during bagging;
fig. 11 is a schematic view showing the state of each component after completing bagging.
Detailed Description
An automatic bagging machine for an annular clamp discharge port is disclosed, as shown in fig. 1 and fig. 2, and comprises a bag supply machine 2 and a filling line, wherein the filling line is an annular line, a plurality of filling stations 1 are arranged on the filling line, the filling stations are sequentially moved to the upper side of the bag supply machine 2, the filling line and the filling stations are the conventional equipment and comprise a filling hopper 102, two pairs of opposite clamps 103 are arranged on the outer side of a circular discharge port 102-1 of the filling hopper, a flexible encircling band 104 is arranged between each pair of clamps, when the two pairs of clamps are relatively closed, the two clamps clamp two ends of a packaging bag mouth sleeved in the circular discharge port, the flexible encircling band presses the middle part of the packaging bag mouth sleeved in the circular discharge port on two sides of the circular discharge port, the conventional equipment is adopted, and as the embodiment, a bagging mechanism is additionally arranged on the basis of the equipment, bagging mechanism struts the wrapping bag mouth after taking off the wrapping bag from supplying bag machine 2 and embolias circular discharge gate, bagging mechanism is including arranging frame 3 on supplying the bag machine in, and the frame passes through connecting plate 4 to be fixed on supplying the bag machine, is provided with vertical guide rail 301 in the frame, is provided with gliding cover arm frame 4 from top to bottom through the slider connection on the guide rail, is provided with support pivot 401 on cover arm frame 4, and support pivot 401 passes through the belt by motor 400 and drives the rotation, as shown in fig. 7, support pivot 401 both ends side is provided with cover arm 403 through support 402 respectively, and support pivot 401 is driven by a slewing mechanism and is rotated, promptly: the motor 400 is driven by a belt to rotate so as to drive the sleeve arm 403 to rotate from a reciprocating circular arc which droops to be horizontal, a bag clamping mechanism 5 is arranged at the front end of the sleeve arm 403, and a bag clamping claw of the bag clamping mechanism 5 is driven by a cylinder to open and close; the lower end of the circular discharge port is horizontally and oppositely arranged, namely, the sleeve arm 403 clamps the packaging bag and then turns to the horizontal position from the downward falling state, and the packaging bag opening devices 6 are arranged at the horizontally and oppositely arranged two sides of the packaging bag opening; two guide plates 7 arranged in a V shape are arranged at the lower end of the circular discharge hole and opposite to the packaging bag opening, the guide plates 7 are used for opening the packaging bag opening by the packaging bag opening device, the packaging bag opening is opened and guided to be sleeved in the circular discharge hole when the sleeve arm 403 moves horizontally upwards, and the guide plates 7 are pulled out from a gap between the two pairs of clasps and the circular discharge hole before being closed after the guide is completed.
Wherein: the guide plate 7 is formed by bending a long arm 701 and a short arm 702, the short arms 702 of the two guide plates are oppositely arranged to form a V shape, the ends of the long arms of the two guide plates are fixed on a support frame through a rotating shaft 8, a rotating push cylinder 9 is arranged on the support frame, the support frame is fixedly connected with a rack, the long arm of the rotating push cylinder, which is connected with the guide plates, drives the short arms of the guide plates to upwards do circular arc rotation, and then the function of extracting and inserting the gap between two pairs of clasps and a circular discharge port before folding is realized.
In the examples: what the packing sack opening device adopted is that the gib claw grabs the bag, and the tradition has two gib claws to grab a bag mechanism, and what this embodiment adopted is three gib claws, promptly: the success rate is higher, as shown in fig. 3, 4 and 5, the packaging bag opening device comprises a frame 601 fixed on a frame, the front end of the frame is a bag pushing plate 601-1 facing a packaging bag, the bag pushing plate is provided with a plurality of groups of gripper holes, each group of gripper holes is provided with two upper gripper holes 601-2 and two lower gripper holes 601-3, the two gripper holes are arranged up and down oppositely, the gripper holes in the frame are provided with grippers, the grippers are divided into two upper grippers 602 and one lower gripper 603, one lower gripper is arranged between the two upper grippers, or the gripper is divided into two lower grippers and one upper gripper, one upper gripper is arranged between the two lower grippers, the upper gripper and the lower gripper are composed of arc-shaped gripper fingers at the front end and rear gripper arms, a driving device drives the gripper arms to drive fingertips of the gripper fingers to respectively extend out or retract from the two upper gripper holes and the lower gripper holes, a rotating shaft 604 penetrates through circular holes arranged between the fingers of the upper gripper and the lower gripper and the gripper arm to rotatably position the upper gripper and the lower gripper, as shown in an enlarged view of a part A in fig. 3, after the finger tips of the upper gripper and the lower gripper extend out of the upper gripper hole and the lower gripper hole and are folded, the finger tips of the upper gripper and the finger tips of the lower gripper are staggered and crossed, the tip of each finger tip to the inner arc surface of each finger is a linear plane, and the included angle between the linear plane and the central axis of the gripper arm is more than 100 degrees.
Wherein: the driving device comprises a pneumatic cylinder or a hydraulic cylinder 605, the pneumatic cylinder or the hydraulic cylinder 605 is fixed in the frame, a telescopic arm of the pneumatic cylinder or the hydraulic cylinder is connected with a push arm 606, the push arm is rotatably connected with one end of a group of connecting arms through a connecting shaft 607, the group of connecting arms are two connecting arms including an upper gripper connecting arm 608 and a lower gripper connecting arm 609, the other ends of the two connecting arms are respectively hinged with the gripping arm of the upper gripper and the gripping arm of the lower gripper through hinge shafts 610 and 611, the lengths of the two connecting arms, the gripping arm of the upper gripper and the gripping arm of the lower gripper are consistent to form a parallelogram frame which is mutually hinged, the two connecting arms are linearly stretched and pulled, and the two connecting arms stretch out and fold or stretch out and retract the fingertips of the gripping fingers from the upper gripper hole and.
In the examples: as shown in fig. 6 and 7, the tail ends of the sleeve arms 403 at the two ends of the support rotating shaft 401 are rotatably fixed on the support 402 through the sleeve arm rotating shaft 403-1, a sliding slot 402-1 is arranged on the support 402, a sliding block moving back and forth along the sliding slot is arranged in the sliding slot, as shown in fig. 7, the sliding block is composed of 4 rollers and a connecting plate 402-2, the rollers are fixed on the connecting plate 402-2, the rollers roll back and forth in the sliding slot to drive the connecting plate 402-2 to move back and forth, the two ends of the connecting plate 402-2 are connected with one end of two connecting rods 402-3 and 402-4 through hinges, the other ends of the two connecting rods are respectively connected with the middle section of the sleeve arms 403 at the two ends of the support rotating shaft 401 through hinges, a first opening and closing cylinder 402-5 is fixedly arranged on the support, the first opening and closing cylinder and the second opening and closing cylinder are coaxially and relatively horizontally arranged, the telescopic arms of the first opening and closing cylinder and the second opening and closing cylinder are relatively connected through a connector 402-7, when the telescopic arms of the first opening and closing cylinder and the second opening and closing cylinder are in an opening state, the sleeve arms 403 at the two ends of the rotating shaft of the bracket are horizontally unfolded and parallel to each other, when the telescopic arm of the first opening and closing cylinder is in a contraction state and the telescopic arm of the second opening and closing cylinder is in an opening state, the front ends of the two end side sleeve arms rotate inwards by an angle, the bag clamping mechanisms arranged at the front ends of the two end side sleeve arms retract inwards to form a first opening state of a packaging bag opening, when the telescopic arm of the first opening and closing cylinder is in a contraction state and the telescopic arm of the second opening and closing cylinder is in a contraction state at the same time, the front ends of the sleeve arms at the two ends continue to rotate inwards by an angle, and bag clamping mechanisms arranged at the front ends of the sleeve arms at the two ends continue to contract inwards to form a second opening state of the packaging bag opening.
The following is a bag guiding method for the automatic bagging machine with the annular clamping discharge port, and the method comprises the following steps:
the first step is as follows: moving a filling station to the upper side of a bag supply machine, and enabling a bag clamping mechanism arranged at the drooping front end of a bagging machine arm of the bagging machine to pick a packaging bag from the bag supply machine and then rotate upwards to be in a horizontal state;
the second step is that: driving the packaging bag opening devices at the two horizontal opposite sides of the packaging bag opening to grasp the bag opening, opening the packaging bag opening, inserting two guide plates into a gap between two pairs of holding clamps and a circular discharge port of a filling hopper, arranging the two guide plates in a V shape at the upper end of the packaging bag opening, driving bag clamping mechanisms of two sleeve arms to rotate inwards in a first step to form a first opening degree of the bag opening when the bag opening is opened, and resetting the packaging bag opening devices;
the third step: the driving sleeve arm frame drives the two sleeve arms to move horizontally upwards, two guide plates which are arranged in a V shape are sleeved into a packaging bag opening with a first opening degree, the packaging bag opening is sleeved into a circular discharge hole of a filling hopper along the guide plates, and in the process that the two sleeve arms move horizontally upwards, bag clamping mechanisms of the two sleeve arms are driven to rotate inwards for a second step to form a second opening degree of the bag opening;
the fourth step; two guide plates which are arranged in a V shape are drawn out from a gap between two unfolded clasps and a circular discharge hole;
the fifth step: the two pairs of holding clamps are driven to be folded to clamp the opening of the packaging bag at the circular discharge hole of the filling hopper;
and a sixth step: and driving a bag clamping mechanism arranged at the front end of a sleeve arm of the bag sleeving machine to release the packaging bag, driving a sleeve arm frame to move downwards to an initial position, moving a filling station sleeved with the packaging bag away, entering a next filling procedure, and completing bag sleeving and returning to the first step.
The fourth step wherein divide twice to open the sack, and first aperture can be the biggest open-ended third, and the second aperture is the biggest opening, has avoided once opening the sack like this to the excessive fold of the biggest formation sack, and then has influenced the success rate of cover bag, has guaranteed the one hundred percent success rate of cover bag through opening the sack twice.
Fig. 8, 9, 10 and 11 illustrate four states of the above steps.
As before, in the method: the guide board comprises long arm and forearm bending, and the short arm of two guide boards sets up relatively and forms the V font, and the long arm tip of two guide boards is fixed on the support frame through the pivot, is provided with on the support frame and rotates the push cylinder, and the long arm that the push arm that rotates the push cylinder connected the guide board drives the short arm of guide board and upwards does the circular arc and rotate, and then realizes the function of taking out from the clearance between two pairs of armful clamps before closing up and the circular discharge gate.
Wherein: the tail ends of the sleeve arms at the two ends of the support rotating shaft are rotatably fixed on the support through the sleeve arm rotating shaft, a sliding groove is arranged on the support, a sliding block moving back and forth along the sliding groove is arranged in the sliding groove, the sliding block is connected with one end of two connecting rods through hinges, the other ends of the two connecting rods are respectively hinged with the middle sections of the sleeve arms at the two ends of the support rotating shaft, a first opening and closing cylinder is arranged on the support, a second opening and closing cylinder is arranged on the sliding block, the first opening and closing cylinder is oppositely connected with the telescopic arm of the second opening and closing cylinder, when the telescopic arms of the first opening and closing cylinder and the second opening and closing cylinder are in an opening state, the sleeve arms at the two ends of the support rotating shaft are horizontally unfolded and parallel to each other, when the first opening and closing cylinder is in a contraction state, and when the telescopic arm of the second opening and closing cylinder is in an opening state, bag clamping mechanisms, when the first opening and closing cylinder is in a contraction state, and the telescopic arm of the second opening and closing cylinder is in a contraction state at the same time, the bag clamping mechanisms arranged at the front ends of the sleeve arms at the two ends continue to contract inwards to form a second opening state of the packaging bag opening.
Wherein: the packaging bag opening device comprises a frame, the frame is fixed on a rack, a bag pushing plate facing a packaging bag is arranged at the front end of the frame, a plurality of groups of gripper holes are formed in the bag pushing plate, each group of gripper holes are two, the two gripper holes are arranged in an up-down opposite mode, grippers are arranged in the frame corresponding to the gripper holes, each gripper is divided into two upper grippers and one lower gripper, one lower gripper is arranged between the two upper grippers, or the gripper is divided into two lower grippers and one upper gripper, one upper gripper is arranged between the two lower grippers, the upper gripper and the lower gripper are composed of circular arc-shaped gripper fingers and gripper arms, a driving device drives the gripper arms to drive fingertips of the gripper fingers to respectively extend out from the upper gripper holes and the lower gripper holes to be folded or unfolded to be retracted, a rotating shaft penetrates through round holes formed between the upper gripper fingers and the gripper arms to rotatably position the upper gripper fingers and the lower gripper, and the gripper fingers extend out from the upper gripper holes and the lower gripper holes, the finger tips of the upper gripper and the finger tips of the lower gripper are staggered and crossed, the tips of the finger tips and the inner arc surfaces of the finger tips are a section of linear plane, and the included angle between the section of linear plane and the central axis of the gripper arm is more than 100 degrees.
Wherein: the driving device comprises a pneumatic cylinder or a hydraulic cylinder, a telescopic arm of the pneumatic cylinder or the hydraulic cylinder is connected with a push arm, the push arm is coaxially connected with one end of a group of connecting arms in a rotating mode, the group of connecting arms is composed of two connecting arms, the other ends of the two connecting arms are respectively hinged with the grabbing arm of the upper gripper and the grabbing arm of the lower gripper, the two connecting arms, the grabbing arm of the upper gripper and the grabbing arm of the lower gripper form a connected parallelogram frame, the two connecting arms are linearly stretched and pulled, and the two connecting arms stretch out and fold or unfold and retract finger tips of the fingers from the upper gripper hole and the lower gripper hole respectively through the parallelogram frame.
Claims (5)
1. An automatic bagging machine for an annular clamp discharge port comprises a bag supply machine (2) and a filling line, wherein the filling line is provided with a plurality of filling stations (1), the filling stations sequentially move to the upper side of the bag supply machine, each filling station comprises a filling hopper (102), two pairs of opposite clamp clamps (103) are arranged on the outer side of a circular discharge port (102-1) of the filling hopper, a flexible encircling belt (104) is arranged between each pair of clamp clamps, when the two pairs of clamp clamps are oppositely folded, the two clamp clamps clamp the two end sides of a packaging bag mouth sleeved in the circular discharge port, the flexible encircling belt presses the middle part of the packaging bag mouth sleeved in the circular discharge port on the two circular discharge port arc-shaped sides of the circular discharge port, the automatic bagging machine is characterized by further comprising a bagging mechanism, the bagging mechanism comprises a machine frame (3) arranged on the bag supply machine, and a vertical guide rail (301) is arranged on, a sleeve arm frame (4) which can slide up and down is connected and arranged on the guide rail through a slide block, a bracket rotating shaft (401) is arranged on the sleeve arm frame, sleeve arms (403) are respectively arranged at two end sides of the bracket rotating shaft through brackets (402), the bracket rotating shaft is driven by a rotating mechanism to rotate so as to drive the sleeve arms to rotate from a reciprocating circular arc which droops to be horizontal, a bag clamping mechanism (5) is arranged at the front end of the sleeve arm, a packaging bag opening device (6) is arranged at the horizontal opposite two sides of the lower end of the circular discharge port, two guide plates (7) which are arranged in a V shape are arranged at the lower end of the circular discharge port and opposite to the opening of the packaging bag, the guide plates are used for opening the opening of the packaging bag by the opening device of the opening of the packaging bag, when the sleeve arm moves upwards horizontally, the opening of the packaging bag is opened and guided to be sleeved into the circular discharge port, and the guide plate is pulled out from a gap between the two pairs of clasps before being folded and the circular discharge port after the guiding is finished.
2. The automatic bagging machine according to claim 1, wherein the guide plates (7) are formed by bending long arms (701) and short arms (702), the short arms of the two guide plates are oppositely arranged to form a V shape, the ends of the long arms of the two guide plates are fixed on the support frame through a rotating shaft (8), a rotating pushing cylinder (9) is arranged on the support frame, the long arms of the rotating pushing cylinder, which are connected with the guide plates, drive the short arms of the guide plates to upwards do circular arc rotation, and then the function of drawing out a gap between two pairs of clasps before folding and a circular discharge port is realized.
3. The automatic bagging machine according to claim 1, wherein the bag opening device comprises a frame fixed on the machine frame, the front end of the frame is a bag pushing plate facing the bag, the bag pushing plate is provided with a plurality of groups of gripper holes, each group of gripper holes is provided with two gripper holes, the two gripper holes are arranged opposite to each other up and down, the gripper hole in the frame is provided with a gripper, the gripper is divided into two upper grippers and a lower gripper, one lower gripper is arranged between the two upper grippers, or the gripper is divided into two lower grippers and one upper gripper, one upper gripper is arranged between the two lower grippers, the upper gripper and the lower gripper are composed of circular arc-shaped gripper fingers and gripper arms, a driving device drives the gripper arms to drive the fingertips of the gripper fingers to extend out from the upper gripper holes and the lower gripper holes to be folded or unfolded, and a rotating shaft passes through round holes arranged between the gripper fingers of the upper gripper and the gripper arms to rotatably position the upper gripper and the lower gripper, after the finger tips of the upper hand grip and the lower hand grip extend out of the upper hand grip hole and the lower hand grip hole and are folded, the finger tips of the upper hand grip and the finger tips of the lower hand grip are staggered and crossed.
4. The automatic bagging machine as claimed in claim 3, wherein the driving device comprises a pneumatic or hydraulic cylinder, a telescopic arm of the pneumatic or hydraulic cylinder is connected with a push arm, the push arm is coaxially and rotatably connected with one end of a group of connecting arms, the group of connecting arms is composed of two connecting arms, the other ends of the two connecting arms are respectively hinged with the gripping arm of the upper gripper and the gripping arm of the lower gripper, the two connecting arms, the gripping arm of the upper gripper and the gripping arm of the lower gripper form a connected parallelogram frame, the linear telescopic pushing and pulling of the telescopic arm are realized by the two connecting arms, and the finger tips of the fingers respectively extend out and close or extend and retract from the upper and lower gripper holes through the parallelogram frame.
5. The automatic bagging machine according to claim 1, wherein the tail ends of the bagging arms at the two ends of the rotating shaft of the support are rotatably fixed on the support through the rotating shaft of the bagging arms, a sliding groove is arranged on the support, a sliding block which moves back and forth along the sliding groove is arranged in the sliding groove, the sliding block is connected with one end of two connecting rods through hinges, the other ends of the two connecting rods are respectively hinged with the middle sections of the bagging arms at the two ends of the rotating shaft of the support, a first opening and closing cylinder is arranged on the support, a second opening and closing cylinder is arranged on the sliding block, the first opening and closing cylinder is connected with the telescopic arm of the second opening and closing cylinder oppositely, when the telescopic arms of the first opening and closing cylinder and the second opening and closing cylinder are in an opening state, the bagging mechanisms arranged at the front ends of the bagging arms at the two ends of the rotating shaft of the support are horizontally unfolded and parallel to each other, when the first opening and closing cylinder is in a contraction state and the telescopic arm of the second opening, when the first opening and closing cylinder is in a contraction state, and the telescopic arm of the second opening and closing cylinder is in a contraction state at the same time, the bag clamping mechanisms arranged at the front ends of the sleeve arms at the two ends continue to contract inwards to form a second opening state of the packaging bag opening.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920673920.8U CN209939100U (en) | 2019-05-13 | 2019-05-13 | Automatic bagging machine for annular clamping discharge port |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920673920.8U CN209939100U (en) | 2019-05-13 | 2019-05-13 | Automatic bagging machine for annular clamping discharge port |
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| CN209939100U true CN209939100U (en) | 2020-01-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053811A (en) * | 2019-05-13 | 2019-07-26 | 安徽永成电子机械技术有限公司 | It is a kind of to embrace the automatic bag sheathing machine of folder discharge port for annular and its lead a bag method |
| CN112874824A (en) * | 2020-12-21 | 2021-06-01 | 贵州省利增农业旅游发展有限公司 | Stem of noble dendrobium milling equipment |
| CN115402578A (en) * | 2022-09-13 | 2022-11-29 | 三维汉界机器(山东)股份有限公司 | Double-layer packaging bag bagging, filling and tying integrated machine and bag bagging, filling and tying method thereof |
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2019
- 2019-05-13 CN CN201920673920.8U patent/CN209939100U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053811A (en) * | 2019-05-13 | 2019-07-26 | 安徽永成电子机械技术有限公司 | It is a kind of to embrace the automatic bag sheathing machine of folder discharge port for annular and its lead a bag method |
| CN110053811B (en) * | 2019-05-13 | 2024-01-23 | 安徽永成电子机械技术有限公司 | Automatic bagging machine for annular holding clamp discharge port and bag guiding method thereof |
| CN112874824A (en) * | 2020-12-21 | 2021-06-01 | 贵州省利增农业旅游发展有限公司 | Stem of noble dendrobium milling equipment |
| CN115402578A (en) * | 2022-09-13 | 2022-11-29 | 三维汉界机器(山东)股份有限公司 | Double-layer packaging bag bagging, filling and tying integrated machine and bag bagging, filling and tying method thereof |
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