CN212655099U - Bag grabbing mechanism for packaging bags - Google Patents
Bag grabbing mechanism for packaging bags Download PDFInfo
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- CN212655099U CN212655099U CN202021386561.7U CN202021386561U CN212655099U CN 212655099 U CN212655099 U CN 212655099U CN 202021386561 U CN202021386561 U CN 202021386561U CN 212655099 U CN212655099 U CN 212655099U
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- lifting
- shaped hook
- hook
- shaped
- scissor arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B69/00—Unpacking of articles or materials, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
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- Mechanical Engineering (AREA)
- Manipulator (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
Abstract
The utility model relates to a bag grabbing mechanism for packaging bags, wherein a lifting frame is connected below a moving frame through a scissor arm, a plurality of rows of C-shaped hooks with lower ends capable of being opened and closed are arranged below the lifting frame, and a plurality of limiting plate hook holes are arranged on limiting plates below the C-shaped hooks; the hook tips of two adjacent rows of front and rear C-shaped hooks are opposite and staggered with each other, the hook tips of the front C-shaped hooks are backward, the same row of the front C-shaped hooks is fixed on the same front C-shaped hook square tube, two ends of the front C-shaped hook square tube are coaxially connected with a front C-shaped hook rotating shaft respectively, and two ends of the front C-shaped hook rotating shaft are supported on the lifting frame through front C-shaped hook bearings respectively; the hook point of the rear C-shaped hook faces forward, the same row of the rear C-shaped hook is fixed on the same rear C-shaped hook square tube, two ends of the rear C-shaped hook square tube are coaxially connected with the rear C-shaped hook rotating shaft respectively, and two ends of the rear C-shaped hook rotating shaft are supported on the lifting frame through rear C-shaped hook bearings respectively. The mechanism can adapt to different layer heights of the packaging bags, reliably grabs the packaging bags for transportation, and does not influence bag breaking and discharging of the discharging station.
Description
Technical Field
The utility model relates to an automatic discharge mechanism, in particular to bag mechanism is grabbed to wrapping bag can be applied to the bagged materials unloading in fields such as fodder, grain and oil, food, chemical industry, medicine, plastics.
Background
At present, in industries such as feed, grain and oil, food and the like, materials are often packaged by woven bags, trucks are mostly adopted for transferring after packaging, the packaging bags are stacked in a carriage in multiple layers, the packaging bags are transported to a discharging place manually one by one, then the bags are removed, the materials in the bags are poured into a storage bin for storage, the working efficiency is low, a lot of raw material dust can be generated in the operation process, and the health of operators is influenced.
In order to reduce the labor intensity of workers, a plurality of goods gathering and transportation stations adopt a forklift for assisting in discharging, the labor intensity is reduced to a certain extent, however, the forklift is not convenient to insert below the packaging bags, the forklift is usually inserted into the tray, the forklift can only lift the tray to one side of the carriage of the discharging vehicle, and then the workers are still required to stack the packaging bags on the tray one by one. After the forklift is transferred to a position, workers still need to complete secondary unloading from the tray, the working environment does not accord with the national standards of related environmental protection and occupational safety and health, the workload is still large, and the efficiency is still low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that exists among the prior art, provide a wrapping bag and grab a bag mechanism, can adapt to the layer height that the wrapping bag is different, very reliably snatch the wrapping bag and transport, do not influence the broken bag of the station of unloading and unload.
In order to solve the technical problem, the utility model discloses a bag grabbing mechanism for packaging bags, which comprises a movable frame, wherein a scissor arm is connected below the movable frame, the bottom of the scissor arm is connected with a lifting frame, a plurality of rows of C-shaped hooks with the lower ends capable of being opened and closed are arranged below the lifting frame, a limiting plate is arranged below each C-shaped hook, and a plurality of limiting plate hook holes for the C-shaped hooks to pass through are uniformly distributed on the limiting plate; the hook tips of two adjacent rows of front and rear C-shaped hooks are opposite and staggered with each other, the hook tips of the front C-shaped hooks are backward, the fixed ends of the front C-shaped hooks in the same row are fixed on the same front C-shaped hook square tube, the two ends of the front C-shaped hook square tube are coaxially connected with the front C-shaped hook rotating shaft respectively, and the two ends of the front C-shaped hook rotating shaft are supported on the lifting frame through a front C-shaped hook bearing and a bracket thereof respectively; the hook point of back C shape hook is forward, and the stiff end of C shape hook all fixes behind the same root on C shape hook side pipe, the both ends of back C shape hook side pipe respectively with back C shape hook pivot coaxial coupling, the both ends of back C shape hook pivot are supported through back C shape hook bearing and support respectively on the lifting frame.
Compared with the prior art, the utility model discloses following beneficial effect has been obtained: lifting frame takes limiting plate and C shape hook earlier and descends, and when the limiting plate contacted top layer wrapping bag, C shape hook stretches out from limiting plate hook hole, pricks the top of wrapping bag, and then lifting frame rises, and the scissors arm shrink is carried the wrapping bag on top layer, then removes the frame and can take scissors arm, lifting frame and the wrapping bag translation that is snatched to the station of unloading. The grabbing part is arranged at the top of the packaging bag, so that bag breaking and discharging at the bottom are not influenced; after unloading, the C-shaped hook retracts from the hook hole of the limiting plate, the limiting plate blocks the bag skin below the bag skin, and the bag skin is completely separated from the C-shaped hook, so that the bag skin is prevented from being brought to the upper side by the C-shaped hook. The utility model discloses a C shape hook is pricked, lifting frame promotes and moving frame translation can snatch the wrapping bag from the tray is automatic to shift to the broken bag of station of unloading and unload, degree of automation is high. The front C-shaped hook and the rear C-shaped hook are staggered with each other, so that grabbing points can be increased, and the grabbing part of the woven bag can be prevented from being torn when the woven bag is lifted. The main body of each front C-shaped hook is fixed on the front C-shaped hook square tube to avoid relative rotation, and when the front C-shaped hook rotating shaft rotates, the front C-shaped hook square tube drives each front C-shaped hook to synchronously extend or retract; meanwhile, the rear C-shaped hook rotating shaft drives each rear C-shaped hook to synchronously extend or retract through the rear C-shaped hook square tube, hook tips of the front C-shaped hook and the rear C-shaped hook face to each other, and the rear C-shaped hook rotating shaft is reliably combined with the packaging bag when extending.
As an improvement of the utility model, one end of each front C-shaped hook square tube is connected with a front C-shaped hook swing arm respectively, the upper end of each front C-shaped hook swing arm is hinged to a front C-shaped hook connecting rod respectively, one front C-shaped hook swing arm extends upwards and is hinged to the end part of a piston rod of a front C-shaped hook cylinder, and the front C-shaped hook cylinder is fixed on the lifting frame; the other end of each rear C-shaped hook square tube is connected with a rear C-shaped hook swing arm respectively, the upper end of each rear C-shaped hook swing arm is hinged to a rear C-shaped hook connecting rod respectively, one rear C-shaped hook swing arm extends upwards and is hinged to the end part of a piston rod of a rear C-shaped hook cylinder, and the rear C-shaped hook cylinder is fixed on the lifting frame. When a piston rod of the front C-shaped hook cylinder extends out, the front C-shaped hook connecting rod drives the upper end of each front C-shaped hook swinging arm to synchronously swing forwards, each front C-shaped hook swinging arm synchronously drives each front C-shaped hook rotating shaft to rotate forwards, each front C-shaped hook extends out of a limiting plate hook hole, and bag bundling is completed; and a piston rod of the rear C-shaped hook cylinder and the front C-shaped hook cylinder synchronously extend out, the rear C-shaped hook connecting rod drives the upper ends of the rear C-shaped hook swing arms to synchronously swing backwards, the rear C-shaped hook swing arms synchronously drive the rear C-shaped hook rotating shafts to reversely rotate, and the rear C-shaped hooks extend out of the hook holes of the limiting plate to finish bag bundling.
As a further improvement, the mobile frame is provided with a lifting reduction box, the input end of the lifting reduction box is driven by a lifting motor, the output end of the lifting reduction box is provided with a lifting driving shaft extending along the Y direction, the two ends of the lifting driving shaft are symmetrically fixed with a belt winding drum, the belt winding drum is respectively wound with lifting belts, the lower ends of the two lifting belts are respectively fixed on the lifting lugs, and the lower ends of the two lifting lugs are symmetrically fixed at the top of the lifting frame. The lifting motor drives the lifting driving shaft to rotate through the lifting reduction gearbox, the lifting driving shaft drives the two belt winding drums to synchronously rotate in the forward direction, the two belt winding drums synchronously release the lifting belt downwards, and then the lifting frame moves downwards; on the contrary, the belt winding drums synchronously rotate reversely, the two belt winding drums synchronously wind the lifting belt upwards, and the lifting belt lifts the lifting frame upwards through the lifting lugs.
As a further improvement of the utility model, the lower ends of the two lifting belts are wrapped on the corresponding lifting lugs and fixed by lifting belt joints, and the lifting belt joints are fixed with the eccentric weights; and one side of the weight deviation block is respectively provided with a weight deviation block probe for detecting the position of the weight deviation block, the weight deviation block probes are respectively arranged at the upper end of the weight deviation block detection support, the bottom of the weight deviation block detection support is fixed on the lifting top plate, and the lifting top plate is fixed above the lifting frame. When the lifting top plate falls on the packaging bag, the two belt winding drums continue to release the lifting belt, the weight blocks gradually incline downwards to be separated from the detection of the weight block probe, the weight block probe is triggered, the control system stops the operation of the lifting motor, the belt winding drums stop releasing the lifting belt, the lifting belt is always kept in a tight state, the excessive release is prevented from causing disorder, and the reliable operation of the lifting system is ensured. Can adapt to the change of wrapping bag layer height automatically, no matter the wrapping bag that waits to snatch is in top layer or bottom, elevator motor can both accurately park, makes the C-shaped hook accurately snatch the wrapping bag.
As a further improvement of the present invention, a vertical elongated slot of the bracket is provided at the upper end of the detection bracket for the weight bias, the weight bias probe passes through the vertical elongated slot of the bracket and extends out in the direction of the weight bias, and the height of the weight bias probe corresponds to the height of the weight bias when the lifting belt is in a tightened state; the middle part of the lifting lug passes through the avoidance groove of the lifting top plate. The offset weight probe can adjust the installation height of the offset weight probe through the vertical elongated slot of the bracket so as to accurately send a signal to control the operation of the lifting motor.
As a further improvement, the position detection mechanism is installed to the below of moving frame, the position detection mechanism includes the position detection support, be connected with two guide bars, two between the roof of position detection support and the bottom plate be equipped with floatable signal slider on the guide bar, the middle part of signal slider is connected with downwardly extending's slide bar, the lower extreme of slide bar passes the bottom plate and the downwardly extending of position detection support, the roof of position detection support is fixed moving frame's below, be equipped with the position detection support elongated slot along vertical extension on the riser of position detection support, install the position test probe of surveying signal slider height in the position detection support elongated slot. The position detection probe can comprise a speed change point probe, a stop point probe and an extreme position probe from bottom to top in sequence, and the position detection probe and the weight bias probe can be travel switches, proximity switches or photoelectric switches. When the belt winding drum synchronously winds the lifting belt upwards, the lifting belt lifts the lifting frame upwards, when the lifting top plate contacts the lower end of the sliding rod, the sliding rod and the signal sliding block are lifted upwards, the two guide rods play a role in guiding the lifting of the signal sliding block, when the height of the signal sliding block is increased to the position of a speed change point, the lifting motor decelerates, and the lifting belt continues to wind; when the height of the signal slide block rises to the stop point position, the lifting motor stops, and the lifting belt stops winding; if the lifting belt is accidentally wound continuously, the signal sliding block is lifted to the limit position, the whole equipment is stopped, and the lifting belt is prevented from being broken to cause accidents.
As a further improvement of the present invention, the upper left portion of the scissor arm is hinged in the scissor arm upper hinge seat, the upper right portion of the scissor arm is supported in the horizontal elongated slot of the scissor arm upper slide seat through the scissor arm upper roller, and the scissor arm upper hinge seat and the scissor arm upper slide seat are respectively fixed below the movable frame; the left lower part of the scissor arm is hinged in the scissor arm lower hinged support, the right lower part of the scissor arm is supported in a horizontal long groove of the scissor arm lower sliding seat through the scissor arm lower roller, and the scissor arm lower hinged support and the scissor arm lower sliding seat are respectively fixed above the lifting frame. When the scissor arm extends or contracts, the distance between the left hinge point and the right hinge point can be changed, the upper roller of the scissor arm slides in the horizontal long groove of the upper sliding seat of the scissor arm, and the lower roller of the scissor arm slides in the horizontal long groove of the lower sliding seat of the scissor arm, so that the width change of the scissor arm can be adapted.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description, which are provided for reference and illustration purposes only and are not intended to limit the invention.
Fig. 1 is a front view of the bag gripping mechanism for the packing bag of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a first perspective view of fig. 1.
Fig. 5 is a second perspective view of fig. 1.
Fig. 6 is a perspective view of the present invention with the upper part removed.
Fig. 7 is a perspective view of the middle position detecting mechanism of the present invention.
In the figure: 1. moving the frame; 1a.X to the walking roller; 2. a scissor arm; a scissor arm upper hinge base; 2b, a scissor arm lower hinged support; 2c, a scissor arm upper sliding seat; 2d, a scissor arm lower sliding seat; 2e, a scissor arm upper roller; 2f, a lower roller of the scissor arm; 3. a walking speed reducing motor; 3a, a walking driving shaft; 3b.X to a walking sprocket; 4. a lifting motor; 4a, lifting a reduction gearbox; 4b, lifting the driving shaft; 4c, winding the belt on a drum; 4d, lifting the belt; 4e, lifting the lifting lug; 4f, a weight bias block; 4g, a weight bias block probe; 4h, detecting the support by the weight bias block; 4h1. vertical slot of bracket; 5. a position detection mechanism; 5a, a position detection bracket; 5a1. elongated slot of position detecting bracket; 5b, a guide rod; 5c, a signal slider; 5d, sliding the rod; 5e, a position detection probe; 6. a lifting frame; 6a, lifting the top plate; 7. a front C-shaped hook; 7a, front C-shaped hook square tubes; 7b, a front C-shaped hook rotating shaft; 7c. a front C-hook bearing; 7d, a front C-shaped hook swing arm; 7e, a front C-shaped hook connecting rod; 7f, a front C-shaped hook cylinder; 8. a rear C-shaped hook; 8a, a rear C-shaped hook square tube; 8b, a rear C-shaped hook rotating shaft; a rear C-hook bearing; 8d, swinging a rear C-shaped hook; 8e, a rear C-shaped hook connecting rod; 8f, a rear C-shaped hook cylinder; 9. a limiting plate; 9a, hook holes of a limiting plate; 9b, a guide vertical plate; 9c, connecting plates; an L-shaped bracket; 10a, a bag pulling cylinder; 10b, driving the bag-poking arm; 10c.Y deflector beam; 10d, a deflector rod; and 10e, pulling the bag swing arm.
Detailed Description
In the following description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "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, and do not mean that the device must have a specific orientation.
As shown in fig. 1 to 6, the utility model discloses a bag mechanism is grabbed to wrapping bag is including moving frame 1, moving frame 1's the left and right sides is equipped with X that can follow X to guide rail removal respectively to walking gyro wheel 1a, moving frame 1's below is connected with shear arm 2, shear arm 2's bottom is connected with lifting frame 6, lifting frame 6's below is equipped with the C shape hook that the multirow lower extreme can be opened and close, the below of each C shape hook is equipped with limiting plate 9, limiting plate 9 links to each other with lifting frame 6 through connecting plate 9C all around, evenly distributed has a plurality of limiting plate hook holes 9a that supply C shape hook to pass on the limiting plate 9.
As shown in fig. 2 and 6, the hook tips of two adjacent rows of front and rear C-shaped hooks are opposite and staggered with respect to each other, the hook tip of the front C-shaped hook 7 is rearward, the fixed ends of the front C-shaped hook 7 in the same row are fixed on the same front C-shaped hook square tube 7a, two ends of the front C-shaped hook square tube 7a are coaxially connected with a front C-shaped hook rotating shaft 7b respectively, and two ends of the front C-shaped hook rotating shaft 7b are supported on the lifting frame 6 through a front C-shaped hook bearing 7C and a bracket thereof respectively; the hook point of the back C-shaped hook 8 is forward, the fixed ends of the back C-shaped hooks 8 in the same row are fixed on the same back C-shaped hook square tube 8a, the two ends of the back C-shaped hook square tube 8a are coaxially connected with a back C-shaped hook rotating shaft 8b respectively, and the two ends of the back C-shaped hook rotating shaft 8b are supported on the lifting frame 6 through a back C-shaped hook bearing 8C and a support thereof respectively. Preceding C shape hook 7 staggers each other with back C shape hook 8, both can increase the point of grabbing, and the position of grabbing of braided bag is torn when can avoiding promoting again. The main body of each front C-shaped hook 7 is fixed on a front C-shaped hook square tube 7a to avoid relative rotation, and when the front C-shaped hook rotating shaft 7b rotates, the front C-shaped hook square tube 7a drives each front C-shaped hook 7 to synchronously extend or retract; meanwhile, the rear C-shaped hook rotating shaft 8b drives each rear C-shaped hook 8 to synchronously extend or retract through the rear C-shaped hook square tube 8a, the hook tips of the front C-shaped hook 7 and the rear C-shaped hook 8 are opposite, and the combination with the packaging bag is reliable when the front C-shaped hook and the rear C-shaped hook extend out.
As shown in fig. 2, 4 and 6, one end of each front C-shaped hook square tube 7a is connected with a front C-shaped hook swing arm 7d, the upper end of each front C-shaped hook swing arm 7d is hinged to a front C-shaped hook connecting rod 7e, one front C-shaped hook swing arm 7d extends upward and is hinged to the end of a piston rod of a front C-shaped hook cylinder 7f, and the front C-shaped hook cylinder 7f is fixed on the lifting frame 6; the other end of each rear C-shaped hook square tube 8a is connected with a rear C-shaped hook swing arm 8d, the upper end of each rear C-shaped hook swing arm 8d is hinged to a rear C-shaped hook connecting rod 8e, one rear C-shaped hook swing arm 8d extends upwards and is hinged to the end of a piston rod of a rear C-shaped hook cylinder 8f, and the rear C-shaped hook cylinder 8f is fixed on the lifting frame 6. When a piston rod of the front C-shaped hook cylinder 7f extends out, the front C-shaped hook connecting rod 7e drives the upper end of each front C-shaped hook swinging arm 7d to synchronously swing forwards, each front C-shaped hook swinging arm 7d synchronously drives each front C-shaped hook rotating shaft 7b to rotate forwards, each front C-shaped hook 7 extends out of a limiting plate hook hole 9a, and bag bundling is completed; the piston rod of the rear C-shaped hook cylinder 8f and the front C-shaped hook cylinder 7f synchronously extend out, the rear C-shaped hook connecting rod 8e drives the upper ends of the rear C-shaped hook swing arms 8d to synchronously swing backwards, the rear C-shaped hook swing arms 8d synchronously drive the rear C-shaped hook rotating shafts 8b to reversely rotate, and the rear C-shaped hooks 8 extend out of the limiting plate hook holes 9a to finish bag bundling.
As shown in fig. 1 and 4, the traveling reduction motor 3 is mounted on the moving frame 1, the traveling drive shaft 3a extending in the Y direction is mounted on the output end of the traveling reduction motor 3, and the X-direction traveling sprockets 3b engaged with the X-direction chain are mounted on both ends of the traveling drive shaft 3a, respectively. The walking speed reducing motor 3 drives the X-direction walking chain wheel 3b to rotate through the walking driving shaft 3a, and the X-direction walking chain wheel 3b is matched with a corresponding chain to drive the whole moving frame 1 to translate along the X direction.
As shown in fig. 1 to 4, a lifting reduction box 4a is mounted on a moving frame 1, an input end of the lifting reduction box 4a is driven by a lifting motor 4, a lifting driving shaft 4b extending along the Y direction is mounted at an output end of the lifting reduction box 4a, belt winding drums 4c are symmetrically fixed at two ends of the lifting driving shaft 4b, lifting belts 4d are respectively wound on the belt winding drums 4c, lower ends of the two lifting belts 4d are respectively fixed on lifting lugs 4e, and lower ends of the two lifting lugs 4e are symmetrically fixed at the top of a lifting frame 6. The lifting motor 4 drives the lifting driving shaft 4b to rotate through the lifting reduction gearbox 4a, the lifting driving shaft 4b drives the two belt winding drums 4c to synchronously rotate in the forward direction, the two belt winding drums 4c synchronously release the lifting belt 4d downwards, and then the lifting frame 6 descends; on the contrary, the belt winding drums 4c rotate reversely and synchronously, the two belt winding drums 4c wind the lifting belt 4d upwards synchronously, and the lifting belt 4d lifts the lifting frame 6 upwards through the lifting lugs 4e.
As shown in fig. 1 and 6, the lower ends of the two lifting belts 4d are wrapped on the corresponding lifting lugs 4e and fixed by lifting belt joints, and the lifting belt joints are fixed with the offset weights 4 f; one side of the weight deflection block 4f is respectively provided with a weight deflection block probe 4g for detecting the position of the weight deflection block 4f, the weight deflection block probes 4g are respectively arranged at the upper end of a weight deflection block detection support 4h, the bottom of the weight deflection block detection support 4h is fixed on a lifting top plate 6a, and the lifting top plate 6a is fixed above a lifting frame 6. When the lifting top plate 6a falls on the packaging bag, the two belt winding drums 4c continue to release the lifting belt 4d, the weight bias 4f gradually inclines downwards to be separated from the detection of the weight bias probe 4g, the weight bias probe 4g is triggered, the control system stops the operation of the lifting motor 4, the belt winding drums 4c stop releasing the lifting belt 4d, the lifting belt 4d is always kept in a tight state, the excessive release is prevented from causing disorder, and the reliable operation of the lifting system is guaranteed. Can adapt to the change of wrapping bag layer height automatically, no matter the wrapping bag that waits to snatch is in top layer or bottom, elevator motor 4 can both accurately park, makes the C-shaped hook accurately snatch the wrapping bag.
As shown in fig. 6, the upper end of the weight detecting bracket 4h is provided with a bracket vertical elongated slot 4h1, the weight probes 4g respectively penetrate through the bracket vertical elongated slot 4h1 and extend out towards the weight 4f, and the height of the weight probes 4g corresponds to the height of the weight 4f when the lifting belt 4d is in a tight state; the middle part of the lifting lug 4e passes through the avoidance slot of the lifting top plate 6a. The installation height of the weight deflection probe 4g can be adjusted through the long vertical groove 4h1 of the bracket, so that the operation of the lifting motor 4 can be accurately controlled.
As shown in fig. 7, a position detection mechanism 5 is installed below the moving frame 1, the position detection mechanism 5 includes a position detection support 5a, two guide rods 5b are connected between a top plate and a bottom plate of the position detection support 5a, a floatable signal slider 5c is arranged on the two guide rods 5b, a downward extending slide rod 5d is connected to the middle of the signal slider 5c, the lower end of the slide rod 5d passes through the bottom plate of the position detection support 5a and extends downward, the top plate of the position detection support 5a is fixed below the moving frame 1, a position detection support elongated slot 5a1 extending vertically is arranged on a vertical plate of the position detection support 5a, and a position detection probe 5e for detecting the height of the signal slider 5c is installed in the position detection support elongated slot 5a1.
The position detection probe 5e can comprise a speed change point probe, a stop point probe and an extreme position probe from bottom to top in sequence, and the position detection probe 5e and the weight biasing probe 4g can be travel switches, proximity switches or photoelectric switches. When the belt winding drum 4c synchronously winds the lifting belt 4d upwards, the lifting belt 4d lifts the lifting frame 6 upwards, when the lifting top plate 6a contacts the lower end of the sliding rod 5d, the sliding rod 5d and the signal slider 5c are jacked upwards, the two guide rods 5b play a role in guiding the lifting of the signal slider 5c, when the height of the signal slider 5c is increased to the position of a speed change point, the lifting motor 4 decelerates, and the lifting belt 4d continues to wind; when the height of the signal slide block 5c is increased to the stop point position, the lifting motor 4 stops, and the lifting belt 4d stops winding; if the lifting belt 4d continues to be wound accidentally, the signal slide block 5c is lifted to the limit position, the whole equipment is stopped, and the lifting belt 4d is prevented from being pulled off to cause accidents.
As shown in fig. 4, the upper end surface of the stopper plate 9 is provided with a plurality of pairs of guide risers 9b standing upward, and each pair of guide risers 9b is located on the left and right sides of the upper end of each stopper plate hook hole 9a. The C-shaped hook is easy to deform after being tied for multiple times and stressed, is easy to be tied at the edge of the hook hole 9a of the limiting plate when extending out to cause damage, and is limited to be inclined towards two sides after the guide vertical plates 9b are arranged at the left side and the right side of the upper port of the hook hole 9a of the limiting plate, so that the C-shaped hook can smoothly enter and exit the hook hole 9a of the limiting plate even if being inclined.
The left upper part of the scissor arm 2 is hinged in a scissor arm upper hinged support 2a, the right upper part of the scissor arm is supported in a horizontal elongated slot of a scissor arm upper sliding seat 2c through a scissor arm upper roller 2e, and the scissor arm upper hinged support 2a and the scissor arm upper sliding seat 2c are respectively fixed below the movable frame 1; the left lower part of the scissor arm is hinged in the scissor arm lower hinged support 2b, the right lower part of the scissor arm is supported in a horizontal long groove of the scissor arm lower sliding seat 2d through the scissor arm lower roller 2f, and the scissor arm lower hinged support 2b and the scissor arm lower sliding seat 2d are respectively fixed above the lifting frame 6. When the scissor arm extends or contracts, the distance between the left hinge point and the right hinge point changes, the upper roller 2e of the scissor arm slides in the horizontal long groove of the upper sliding seat 2c of the scissor arm, and the lower roller 2f of the scissor arm slides in the horizontal long groove of the lower sliding seat 2d of the scissor arm, so that the width change of the scissor arm can be adapted.
One side of the advancing direction of the moving frame 1 is connected with an L-shaped support 10 which extends forwards and downwards, the lower end of the L-shaped support 10 is hinged with a bag shifting swing arm 10e, the front end of the bag shifting swing arm 10e is fixed with a Y-direction shifting beam 10c, and a plurality of shifting rods 10d which extend downwards are uniformly connected on the Y-direction shifting beam 10 c; a bag shifting driving arm 10b is fixed in the middle of the Y-direction shifting beam 10c, the front end of the bag shifting driving arm 10b is hinged with the lower end of a piston rod of a bag shifting cylinder 10a, and a cylinder body of the bag shifting cylinder 10a is fixed in the middle of the upper end of the L-shaped support 10. After the bag grabbing is completed and lifted in place, the movable frame 1 carries the packaging bag to translate to the unloading station, at the moment, the piston rod of the bag poking cylinder 10a retracts, the Y is driven to rotate to the poking beam 10c through the bag poking swing arm 10e, the Y pokes the poking rods 10d on the poking beam 10c in the advancing direction, the left-over bag skin on the bag supporting grid can be pushed into the bag skin collecting hopper, and the situation that the residual bag skin is brought into a storage bin by materials is avoided.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention. In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention. The undescribed technical features of the present invention can be realized by or using the prior art, and are not described herein again.
Claims (7)
1. The utility model provides a bag mechanism is grabbed to wrapping bag, includes moving frame, its characterized in that: a shear arm is connected below the moving frame, a lifting frame is connected at the bottom of the shear arm, a plurality of rows of C-shaped hooks with the lower ends capable of being opened and closed are arranged below the lifting frame, a limiting plate is arranged below each C-shaped hook, and a plurality of limiting plate hook holes for the C-shaped hooks to penetrate through are uniformly distributed in the limiting plate; the hook tips of two adjacent rows of front and rear C-shaped hooks are opposite and staggered with each other, the hook tips of the front C-shaped hooks are backward, the fixed ends of the front C-shaped hooks in the same row are fixed on the same front C-shaped hook square tube, the two ends of the front C-shaped hook square tube are coaxially connected with the front C-shaped hook rotating shaft respectively, and the two ends of the front C-shaped hook rotating shaft are supported on the lifting frame through a front C-shaped hook bearing and a bracket thereof respectively; the hook point of back C shape hook is forward, and the stiff end of C shape hook all fixes behind the same root on C shape hook side pipe, the both ends of back C shape hook side pipe respectively with back C shape hook pivot coaxial coupling, the both ends of back C shape hook pivot are supported through back C shape hook bearing and support respectively on the lifting frame.
2. The bag holding mechanism of claim 1, wherein: one end of each front C-shaped hook square tube is connected with a front C-shaped hook swing arm, the upper end of each front C-shaped hook swing arm is hinged to a front C-shaped hook connecting rod, one front C-shaped hook swing arm extends upwards and is hinged to the end part of a piston rod of a front C-shaped hook cylinder, and the front C-shaped hook cylinder is fixed on the lifting frame; the other end of each rear C-shaped hook square tube is connected with a rear C-shaped hook swing arm respectively, the upper end of each rear C-shaped hook swing arm is hinged to a rear C-shaped hook connecting rod respectively, one rear C-shaped hook swing arm extends upwards and is hinged to the end part of a piston rod of a rear C-shaped hook cylinder, and the rear C-shaped hook cylinder is fixed on the lifting frame.
3. The bag holding mechanism of claim 1, wherein: the lifting frame is characterized in that a lifting reduction gearbox is installed on the moving frame, the input end of the lifting reduction gearbox is driven by a lifting motor, the output end of the lifting reduction gearbox is provided with a lifting driving shaft extending along the Y direction, belt winding drums are symmetrically fixed at two ends of the lifting driving shaft, lifting belts are wound on the belt winding drums respectively, the lower ends of the two lifting belts are fixed on lifting lugs respectively, and the lower ends of the two lifting lugs are symmetrically fixed at the top of the lifting frame.
4. The bag holding mechanism of claim 3, wherein: the lower ends of the two lifting belts are wrapped on the corresponding lifting lugs and fixed by lifting belt joints, and the lifting belt joints are fixed with the eccentric weights; and one side of the weight deviation block is respectively provided with a weight deviation block probe for detecting the position of the weight deviation block, the weight deviation block probes are respectively arranged at the upper end of the weight deviation block detection support, the bottom of the weight deviation block detection support is fixed on the lifting top plate, and the lifting top plate is fixed above the lifting frame.
5. The bag holding mechanism of claim 4, wherein: the upper end of the deflection block detection support is provided with a support vertical elongated slot, the deflection block probes respectively penetrate through the support vertical elongated slot and extend out towards the deflection block, and the height of the deflection block probes corresponds to that of the deflection block in a tight state of the lifting belt; the middle part of the lifting lug passes through the avoidance groove of the lifting top plate.
6. The bag holding mechanism of claim 1, wherein: the device comprises a movable frame, and is characterized in that a position detection mechanism is arranged below the movable frame and comprises a position detection support, two guide rods are connected between a top plate and a bottom plate of the position detection support, floatable signal sliders are arranged on the two guide rods, a sliding rod extending downwards is connected to the middle of the signal slider, the lower end of the sliding rod penetrates through the bottom plate of the position detection support and extends downwards, a top plate of the position detection support is fixed below the movable frame, a position detection support long groove extending vertically is arranged on a vertical plate of the position detection support, and a position detection probe for detecting the height of the signal slider is arranged in the position detection support long groove.
7. The bag holding mechanism of claim 1, wherein: the upper left part of the scissor arm is hinged in a scissor arm upper hinged support, the upper right part of the scissor arm is supported in a horizontal elongated slot of a scissor arm upper sliding seat through a scissor arm upper roller, and the scissor arm upper hinged support and the scissor arm upper sliding support are respectively fixed below the movable frame; the left lower part of the scissor arm is hinged in the scissor arm lower hinged support, the right lower part of the scissor arm is supported in a horizontal long groove of the scissor arm lower sliding seat through the scissor arm lower roller, and the scissor arm lower hinged support and the scissor arm lower sliding seat are respectively fixed above the lifting frame.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386561.7U CN212655099U (en) | 2020-07-15 | 2020-07-15 | Bag grabbing mechanism for packaging bags |
| PCT/CN2020/138499 WO2022011976A1 (en) | 2020-07-15 | 2020-12-23 | Packaging bag grabbing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386561.7U CN212655099U (en) | 2020-07-15 | 2020-07-15 | Bag grabbing mechanism for packaging bags |
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| Publication Number | Publication Date |
|---|---|
| CN212655099U true CN212655099U (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021386561.7U Active CN212655099U (en) | 2020-07-15 | 2020-07-15 | Bag grabbing mechanism for packaging bags |
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| Country | Link |
|---|---|
| CN (1) | CN212655099U (en) |
| WO (1) | WO2022011976A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012105A1 (en) * | 2020-07-15 | 2022-01-20 | 扬州中欧工业机器人有限公司 | Packaging bag grasping and unloading mechanism and grasping and unloading method therefor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118225582B (en) * | 2024-05-27 | 2024-09-03 | 江苏帕科医疗股份有限公司 | Medical wrapping bag tensile strength testing arrangement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004025326A (en) * | 2002-06-24 | 2004-01-29 | Okura Yusoki Co Ltd | Grasping device and transfer machine |
| CN104085574B (en) * | 2014-07-31 | 2016-03-30 | 无锡市开维物流装备有限责任公司 | Packet capturing bag breaker |
| CN104227730B (en) * | 2014-09-09 | 2016-03-30 | 青岛宝佳自动化设备有限公司 | A kind of mechanical gripper fed intake for batch mixer |
| CN206494232U (en) * | 2017-02-12 | 2017-09-15 | 石家庄爱驰自动化设备有限公司 | Bagged material packet capturing bag breaking device |
| CN106927098B (en) * | 2017-04-24 | 2022-11-11 | 山东森烨生态工程有限公司 | Intelligent bale breaker |
| CN110844227A (en) * | 2019-10-28 | 2020-02-28 | 宜昌宜硕塑业有限公司 | Automatic feeding bag breaking device and method |
| CN111994393B (en) * | 2020-07-15 | 2022-02-11 | 扬州中欧工业机器人有限公司 | Packaging bag grabbing and discharging mechanism and grabbing and discharging method thereof |
-
2020
- 2020-07-15 CN CN202021386561.7U patent/CN212655099U/en active Active
- 2020-12-23 WO PCT/CN2020/138499 patent/WO2022011976A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012105A1 (en) * | 2020-07-15 | 2022-01-20 | 扬州中欧工业机器人有限公司 | Packaging bag grasping and unloading mechanism and grasping and unloading method therefor |
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| WO2022011976A1 (en) | 2022-01-20 |
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