CN110254776B - Method for rotating upper cover type cover bag cover of cover-sealed traditional Chinese medicine bag and cover bag cover device - Google Patents

Abstract

The invention relates to a rotary upper cover type bag cover device for covering and sealing a traditional Chinese medicine bag, which comprises two hanging rods, a cover mechanism and a bag body moving mechanism, wherein a rotation stopping through groove is formed between the two hanging rods, each hanging rod comprises a first transverse extending section, a first vertical extending section, a second transverse extending section, a second vertical extending section and a third transverse extending section which are sequentially arranged, only one bag body can be hung on the second transverse extending section, and the cover mechanism comprises a finger clamping cylinder, a rotary cylinder and a lifting cylinder, wherein the finger clamping cylinder is positioned above the second transverse extending section, the rotary cylinder is hinged to a cylinder body of the finger clamping cylinder, and the lifting cylinder drives the rotary cylinder to lift. A method for covering a Chinese medicinal bag by rotating an upper cover type cover bag comprises covering the Chinese medicinal bag by rotating the upper cover type cover bag device. The invention has the advantage of conveniently finding whether the medicine bag with the bag cover uncovered by the bag cover is mistakenly rotated to be moved away, and solves the problem of realization of automatic production of traditional Chinese medicines caused by lack of equipment for covering the bag cover of the traditional Chinese medicine bag.

Description

Method for rotating upper cover type cover bag cover of cover-sealed traditional Chinese medicine bag and cover bag cover device

Technical Field

The invention relates to equipment for producing traditional Chinese medicines, in particular to a method for covering a rotary upper cover type cover bag of a traditional Chinese medicine bag by covering and sealing and a cover bag cover device.

Background

In the production process of traditional Chinese medicine, the traditional Chinese medicine liquid needs to be canned by a container, and the existing container for canning traditional Chinese medicine is a rigid bottle or a foldable bag (such as a plastic bag). In order to seal the bag in a plastic package manner during canning of the bag, some bags are designed with a bag body with an external thread tubular bag opening like a bottle, and the bag body is sealed through a bag cover in threaded connection with the external thread tubular bag opening (hereinafter, the bag which is sealed through the bag cover in threaded connection with the external thread tubular bag opening and can be folded is called a cap-sealed traditional Chinese medicine bag). The existing method for preventing the traditional Chinese medicine bag from being stolen by covering and sealing the traditional Chinese medicine bag is completed by adopting an anti-theft ring structure on a bottle. Adopt the mode of anti-theft ring to guard against theft, because in order to guarantee that the in-process anti-theft ring that the lid was covered does not produce the phenomenon that drops, need have stronger intensity between anti-theft ring and the bottle lid this moment, and the drive of being connected between anti-theft ring and the bottle lid is beaten then and is leaded to rotating to open when the bottle lid, when being used for the medicine bag this moment, then when patient oneself is opened the flap then the phenomenon that can not open the flap because patient's weak health then produces more easily. In addition, no equipment which can be suitable for covering and sealing the medicine bag to cover the bag cover exists in the existing equipment, so that the realization of automatic production of the traditional Chinese medicine can be restricted when the medicine bag is covered and sealed by the cover.

Disclosure of Invention

The invention provides a method for covering a Chinese medicine bag by rotating an upper cover type cover bag, which is used for covering the Chinese medicine bag by the cover bag.

The technical problem is solved by the following technical scheme: the method for covering and sealing the Chinese medicine bag by rotating the upper cover type bag covering and sealing is characterized in that in the first step, a bag body hung at a first selected hanging position moves forwards in a horizontal pushing mode to fall into and hang at a second hanging position, the bag covers are distributed along the circumferential direction of a rotatable tray in a mode that the opening end faces downwards to be placed on the tray, the bag covers are transferred to the position below a cover covering mechanism which is positioned above the second hanging position and can be clamped, rotated and lifted under the rotating action of a rotating disc, and the second hanging position is lower than the first hanging position; secondly, the cover mechanism lifts a bag cover on the tray, which is positioned right below the cover mechanism, and then the tray rotates by an angle, so that the vertical avoiding through hole on the tray is opposite to the cover mechanism; thirdly, the cover mechanism screws the bag cover on the bag body positioned on the second hanging position, clamps the bottom wall of the bag cover and lifts the Chinese medicine bag to be covered to a height capable of being hung on a third hanging position, wherein the third hanging position is higher than the second hanging position; and fourthly, horizontally pushing to enable the capping traditional Chinese medicine bag to swing to the third hanging position, and then releasing the clamping effect of the capping mechanism on the capping traditional Chinese medicine bag, so that the capping traditional Chinese medicine bag is hung on the third hanging position.

The invention also provides a covering and sealing traditional Chinese medicine bag rotating upper covering and covering device which can conveniently find whether the medicine bag with the bag cover not covered is to be mistakenly rotated and removed, and solves the problem of realization of traditional Chinese medicine automatic production caused by lack of equipment for covering and sealing the bag cover of the traditional Chinese medicine bag.

A cap-sealing traditional Chinese medicine bag rotation upper cap type cap bag cover device is characterized by comprising two hanging rods, a cap mechanism, a rotary type cap mechanism and a bag body moving mechanism, wherein the cap-sealing traditional Chinese medicine bag comprises a bag body provided with an external thread tubular bag opening and a bag cover in threaded connection with the external thread tubular bag opening, a rotation stopping through groove is formed between the two hanging rods, the external thread tubular bag opening comprises a thread section, hanging sections and a rotation stopping section, the thread section, the hanging sections are sequentially arranged, the hanging sections are used for being hung on the two hanging rods simultaneously, the rotation stopping section is arranged in the rotation stopping through groove in a penetrating mode and matched with the hanging rods to prevent the external thread tubular bag opening from rotating, the hanging sections are located between the thread section and the rotation stopping section, each hanging rod comprises a first transverse extending section, a first vertical extending section, a second transverse extending section, a second vertical extending section and a third transverse extending section, and only one bag body can be hung on the second transverse, the cover mechanism comprises a finger clamping cylinder, a rotary cylinder and a lifting cylinder, wherein the finger clamping cylinder is positioned above the second transverse extension section, the rotary cylinder is hinged to a finger clamping cylinder body through hinge shafts extending along the distribution directions of the two suspension rods, the lifting cylinder drives the rotary cylinder to lift, the bag body moving mechanism is used for driving a bag body suspended on the suspension rods to move to the third transverse extension section from the first transverse extension section, and the rotary type upper bag cover mechanism is used for conveying a bag cover to the cover mechanism. When the bag sealing device is used, the bag body is hung on the first transverse extension section through the hanging section in a state that the rotation stopping section is generated in the rotation stopping through groove, then the bag body is moved to be hung on the second transverse hanging section under the action of the bag body moving mechanism, the lifting cylinder drives the rotary cylinder to descend, the rotary cylinder drives the clamping finger cylinder which clamps the bag cover to descend, the rotary cylinder starts to drive the clamping finger cylinder to rotate when the bag cover descends to the external thread tubular bag opening, so that the bag cover is screwed on the external thread tubular bag opening, then the lifting cylinder ascends to enable the cover sealing bag body to ascend together to the position where the lower end of the hanging section on the bag cover is higher than the lower surface of the third transverse section and is aligned with the hanging section of the bag body on the first transverse section, the bag body moving mechanism is restarted to push the cover sealing traditional Chinese medicine bag to enable the cover sealing bag to swing towards the third transverse extension section by taking the hinge shaft as, after the suspension section swings to the third transverse extension section, the clamping cylinder loosens the clamping effect on the covered and sealed traditional Chinese medicine bag, so that the covered and sealed traditional Chinese medicine bag is transferred to be suspended on the third transverse extension section under the action of the bag body moving mechanism, and the bag covering of a bag body is completed. The centre gripping is on the position that is located external thread tubular form sack top of flap when centre gripping cylinder centre gripping flap, if the bag body that is located on the horizontal extension section of second does not cover the flap (no flap promptly), then press from both sides when indicating the cylinder to rise and can not lift the bag body that is located on the horizontal extension section of second, the bag body that is located on the horizontal extension section of second this moment can block to be located on the first horizontal extension section of bag body shifts into the horizontal extension section of second on, whether block the phenomenon can judge whether there is not the bag that the flap does not cover promptly to be removed by the misconvergence through detection mechanism detects above producing. The detection mechanism may determine that the pouch is erroneously removed if the pouch moving mechanism receives a movement command and the pouch moving mechanism does not actually move.

Preferably, the bag body moving mechanism comprises a main driving roller, a motor for driving the main driving roller to rotate, a driven driving roller and a driving belt driven by the main driving roller and matched with the driven driving roller to rotate, and a plurality of uniformly distributed deflector rods which extend above the suspension rods and push the bag body suspended on the suspension rods to translate on the suspension tubes are connected to the driving belt. The structure is simple. The position of the driving belt is detected by arranging a displacement sensor, if the control unit sends out a command period that the motor is started to drive the main driving roller to rotate and the displacement sensor detects that the driving belt does not rotate, the bag body on the second transverse extension section obstructs the entering of the bag body on the first transverse extension section, the phenomenon that the medicine bag with the uncovered bag cover is mistakenly transferred and removed is judged to be generated, and whether the bag body on the second transverse extension section is covered with the bag cover or not is manually checked.

Preferably, all of the deflector rods are located above the suspension rods. The bag body can be conveniently transferred through the bag body moving mechanism, and the bag body on the hanging rod cannot interfere when the driving roller is smaller.

The invention also comprises two inclined slide rails, the lower ends of the two inclined slide rails are in butt joint with one ends, far away from the first vertical extension section, of the first horizontal extension sections of the two suspension rods in a one-to-one correspondence mode, the inclined slide rails are perpendicular to the first horizontal extension sections, and slide grooves which are in butt joint with the rotation stopping through grooves are formed between the two inclined slide rails. During the use through hang the bag body through the section hang the mode on two oblique slide rails on the first horizontal extension section of landing and realize the material loading. The feeding is convenient.

Preferably still include anti-theft structure assembly devices as, be equipped with anti-theft structure between the bag body and the flap, anti-theft structure includes barb head and barb groove, the barb head is connected through the elastic connection muscle of vertical extension hang on the section, the barb groove sets up on the outer peripheral face of flap, the barb groove is equipped with the splice bar storage tank that link up the open end terminal surface of flap, anti-theft structure assembly devices includes with hanging on the bag body on the horizontal extension section of second the ejector pad that the barb head aligns and drive ejector pad move towards the barb head thereby insert the ejector pad translation cylinder in the barb groove with the barb head. According to the covered and sealed traditional Chinese medicine bag with the technical scheme, the elastic connecting ribs are torn off after the bag cover is opened, so that the anti-theft effect is achieved. Because only connect through a splice bar, so tear labour saving when breaking, moreover if cause the splice bar intensity when high partially because reasons such as manufacturing error, can reduce the intensity of splice bar through cutting thin splice bar, so it is convenient to return man-hour, and when current carry out the theftproof through the anti-theft ring, not only the design intensity requirement is high but also can not conveniently carry out reworking when the drive is higher than the design drive in order to reduce the intensity. Make the bag body get into the horizontal extension section of second, the flap with the mode that the direction equals that joint groove place direction with the direction of the same direction (can align with the push jack) during the use and is pressed from both sides the finger cylinder centre gripping, all rotates the same angle during the screw cap to make all flap cover the back joint all with the joint groove alignment. After the cover is covered, the push sheet translation cylinder drives the push sheet to push the clamping head to be clamped into the clamping groove, and the clamping head cannot be pulled out after the clamping is carried out.

Preferably, the barb head comprises two elastic sheets, one ends of the two elastic sheets are connected together, a groove extending along the vertical direction is formed between the two elastic sheets, the barb groove comprises an outer section and an inner section, a radial anti-falling step matched with the free end of the elastic sheet is formed between the inner section and the outer section, and the upper end and the lower end of the push sheet exceed the groove hung on the bag body on the second transverse extending section. Can make joint can laborsaving card go into in the joint groove, can make the card go into back joint can block in the joint inslot reliably again.

As preferred, bag lid mechanism includes bag lid material loading tray and drive bag lid material loading layer board pivoted bag lid material loading tray slewing mechanism in the rotary type, it stores pit and a plurality of vertical through-holes of dodging that supply lid mechanism to pass through to be equipped with a plurality of bags on the material loading tray, the bag lid is stored pit and vertical through-hole interval setting of dodging and is located same with the coaxial circle of bag lid material loading tray, be equipped with in the bag lid storage pit and insert the locating piece in the splice bar storage tank. During the use, shelve the flap with open end mode down in the flap stores the pit, and the draw-in groove joint is on the locating convex block, the direction when making so lid be located clamp finger cylinder is unanimous, when flap material loading tray rotated flap storage pit to be located clamp cylinder below, clamp finger cylinder descends and the centre gripping flap then rises and take out the flap from flap storage pit under elevating system's effect, then flap material loading tray continues to rotate and stops after vertical dodge the through-hole aligns with the cylinder (be the lid mechanism) with it, lid mechanism passes vertical dodge the through-hole and carries out the operation and cover the flap.

Preferably, the bag cover feeding tray rotating mechanism comprises a rotating shaft connected to the bag cover feeding tray and a rotating motor driving the rotating shaft to rotate.

The invention has the following advantages: the bag body of the Chinese medicine bag can be covered by the bag cover, so that a foundation is laid for the automatic production of the Chinese medicine; the medicine bag cover can conveniently find whether the medicine bag with the bag cover not covered needs to be transferred away by mistake, so that the phenomenon that the bag body without the bag cover is transferred away is avoided; can cover the Chinese medicine bag with the anti-theft structure.

Drawings

Fig. 1 is a front view of the rotation of the upper cover type bag cover device for covering and sealing the traditional Chinese medicine bag in the using state.

Fig. 2 is a schematic top view of the device for rotating the upper cover type bag-covering device to cover the traditional Chinese medicine bag without showing the cover mechanism.

Fig. 3 is an enlarged sectional view from a to a in fig. 2.

Fig. 4 is an enlarged view of a portion B of fig. 3.

Fig. 5 is a schematic view of the sealed Chinese medicine bag.

Fig. 6 is a cross-sectional view of C-C of fig. 5 and shows an enlarged schematic view of the anti-theft structure assembly mechanism.

Fig. 7 is a partially enlarged schematic view of fig. 6 at D.

Fig. 8 is an enlarged sectional view from E to E of fig. 5.

In the figure: the anti-theft bag comprises a hanging rod 1, a cover mechanism 2, a bag body moving mechanism 3, an anti-theft structure assembling mechanism 4, a bag cover feeding tray 5, a bag cover feeding tray rotating mechanism 6, a push sheet 27, a push sheet translation cylinder 28, a bag body 7, a bag cover 8, an anti-theft structure 9, an externally threaded tubular bag opening 10, a threaded section 11, a hanging section 12, a rotation stopping section 13, a barb head 14, a barb groove 15, an elastic connecting rib 16, an elastic sheet 17, a groove 18, an external corner surface 19 formed at the joint of the two elastic sheets, a small-diameter section 20, a positioning step 21, an external section 22, an internal section 23, a radial separation stopping step 24, a connecting rib accommodating groove 25, an axial separation stopping step 26, a rotation stopping through groove 29, the length L1 of the cross section of the rotation stopping section, the width L2 of the cross section of the rotation stopping section, a first transverse extending section 30, a first vertical extending section 31, a second transverse extending section 32, a second vertical extending section 33, a third, The device comprises an inclined slide rail 35, a slide groove 36, a finger clamping air cylinder 37, a rotary air cylinder 38, a hinge shaft 39, a rotary head 40 of the rotary air cylinder, a cylinder body 41 of the rotary air cylinder, a bag cover storage pit 42, a vertical avoiding through hole 43, a positioning block 44, a rotating shaft 45, a main driving roller 46, a driving motor 47, a driven driving roller 48, a driving belt 49, a deflector rod 50, a lifting air cylinder 51, a rotating motor 52 and a Chinese medicine bag 53 for sealing.

Detailed Description

The invention is further described with reference to the following figures and examples.

Referring to fig. 1 to 4 in combination with fig. 7, a device for rotating an upper cover type cap of a traditional Chinese medicine bag for capping comprises two suspension rods 1, a cap mechanism 2, a bag body moving mechanism 3, an anti-theft structure assembling mechanism 4 and a rotary upper bag cover mechanism 54. The rotary bag cover feeding mechanism comprises a bag cover feeding tray 5 and a bag cover feeding tray rotating mechanism 6 for driving the bag cover feeding tray to rotate. The anti-theft structure assembly mechanism comprises a push tab 27 and a push tab translation cylinder 28 aligned with the barb head suspended from the bag body on the second laterally extending section. The upper and lower ends of the push sheet exceed the groove on the bag body hung on the second transverse extension section.

Referring to fig. 5 to 8, the sealed Chinese medicine bag 53 includes a bag body 7, a bag cover 8 and an anti-theft structure 9 which are screwed on the mouth of the external thread pipe-shaped bag. The bag body is provided with an external thread tubular bag opening 10. The screwed pipe-shaped bag opening is of a rigid structure and is made of hard plastic. The screwed pipe-shaped bag opening comprises a screwed section 11, a hanging section 12 and a rotation stopping section 13 which are arranged in sequence. The hanging section is positioned between the threaded section and the rotation stopping section. The outer diameter of the cylindrical hanging section of the hanging section is larger than the diameter of the threaded section. The cross section of the rotation stopping section is rectangular. The anti-theft structure includes a barb head 14 and a barb groove 15. The barb head is connected on the upper end face of the suspension section by a vertically extending elastic connecting rib 16. The connecting rib is connected at the joint of the two elastic sheets. The barb comprises two resilient tabs 17 connected together at one end. A groove 18 extending in the up-down direction is formed between the two elastic pieces. The external corner surface 19 formed at the joint of the two elastic pieces is an arc surface extending along the vertical direction in the axial direction. The upper end of the top wall of the bag cover is provided with a small-diameter section 20. A positioning step 21 is formed between the small diameter section and the top wall of the flap. The barb groove is arranged on the outer peripheral surface of the bag cover. The barb groove comprises an outer section 22 and an inner section 23. Form between interior section and the outer section with the radial only-out step 24 of the free end complex of flexure strip, the process that the barb head inserted the interior section through the outer section promptly, two flexure strips receive the extrusion of outer section and draw in when passing through the outer section, open and make the free end of flexure strip align with radial only-out step when reaching the interior section to make the barb head can not follow the radial extraction of flap. The barb groove is provided with a connecting rib accommodating groove 25 which penetrates through the end face of the opening end of the bag cover. An axial anti-falling step 26 matched with the barb head is formed between the inner section and the connecting rib accommodating groove, so that the barb head positioned in the inner section cannot be pulled out along the circumferential direction of the end cover. The barb head can be inserted into the barb groove through manual extrusion, in the invention, the push sheet is driven by the push sheet translation cylinder 28, and the push sheet is inserted into the groove and moves towards the barb head so as to insert the barb head into the barb groove.

Referring to fig. 1 to 4, a rotation stop through groove 29 is formed between the two suspension rods. The width of the rotation stopping through groove is smaller than the length L1 of the cross section of the rotation stopping section and is only larger than the width L2 of the cross section of the rotation stopping section by less than 0.1 millimeter, so that the rotation stopping section can be prevented from rotating by 360 degrees when being positioned in the rotation stopping through groove, and the barb head can be reliably inserted into the barb groove when the barb head is assembled at an angle set by rotation of the end cover.

The two hanging rods are oppositely arranged along the horizontal direction. The two suspension rods are parallel. The suspension bar comprises a first lateral extension 30, a first vertical extension 31, a second lateral extension 32, a second vertical extension 33 and a third lateral extension 34 arranged in sequence. Only can hang a bag body on the horizontal extension section of second, the radial both ends of hanging the section when the bag body hangs on the second extension section respectively all are less than 1 millimeter with the clearance between first vertical extension section and the vertical extension section of second promptly. The ends of the first transverse extending sections of the two suspension rods far away from the first vertical extending section are in butt joint with the bottom ends of the two inclined slide rails 35 in a one-to-one correspondence manner. The inclined slide rail is perpendicular to the first transverse extension section. A sliding groove 36 butted with the rotation stopping through groove is formed between the two inclined sliding rails. The cover mechanism comprises a finger clamping cylinder 37 positioned above the second transverse extension section, a rotating cylinder 38 and a lifting cylinder 51 for driving the rotating cylinder to lift. The cylinder body of the gripper finger cylinder is hinged to a swivel head 40 of the rotary cylinder by means of a hinge 39 extending in the direction of the distribution of the two suspension rods. The cylinder 41 of the rotation cylinder is estimated together with the piston rod of the lifting cylinder.

The bag cover feeding tray is provided with a plurality of bag cover storage pits 42 and a plurality of vertical avoiding through holes 43 for the cover mechanism to pass through. The pocket cover storage pits and the vertical avoiding through holes are arranged at intervals. The pocket cover storage pit and the vertical avoiding through hole are located on the same side. The bag cover feeding tray is coaxially arranged on the circle. The pocket cover storage pits and the vertical avoiding through holes are uniformly distributed along the circumferential direction of the feeding tray. Be equipped with in the pocket flap stores the pit and can insert the locating piece 44 in the splice bar storage groove, during the use the pocket flap wears to establish in the pocket flap stores the pit and the locating piece wears to establish in the splice bar storage groove to the direction in barb groove is the same when making each pocket flap transfer to press from both sides the finger cylinder, thereby is convenient for automatic assembly barb head to barb inslot. The rotating mechanism of the bag cover feeding tray comprises a rotating shaft 45 connected to the bag cover feeding tray and a rotating motor 52 driving the rotating shaft to rotate. The rotating motor is a stepping motor.

The bag body moving mechanism includes a main driving roller 46, a driving motor 47 for driving the main driving roller to rotate, a driven driving roller 48, and a driving belt 49 driven by the main driving roller to rotate in cooperation with the driven driving roller. The driving motor is a stepping motor. The driving belt is connected with a plurality of uniformly distributed deflector rods 50 which extend to the upper part of the suspension rod and push the bag body suspended on the suspension rod to translate on the suspension pipe. All the shift rods are positioned above the suspension rods. The interval between two driving levers can only hold the hanging section of a bag body. When the bag is used, when the driving belt 49 rotates for the distance between the two driving levers, one bag body is conveyed to the second transverse extension section and stops rotating, then the cover mechanism covers the bag cover on the threaded rod-shaped bag opening of the bag body positioned on the second transverse extension section, and the covered bag body moving mechanism moves for the distance between the two driving levers again to perform clearance rotation.

The process of covering the bag cover by the invention comprises the following steps: the mode that the flap wore to establish in the splice bar storage tank with the locating piece is worn to establish in the flap stores the pit, rotates the flap material loading tray and stores the pit to the flap that is equipped with the flap and is located clamp finger cylinder below, thereby elevating system drive clamp finger cylinder goes up and down will be located the flap that the pit was stored to the flap presss from both sides, then rotates the flap material loading tray and to the vertical through-hole of dodging and align with centre gripping cylinder. The bag body hangs on two oblique slide rails through the section of hanging thereby the landing is far away from the one end of second horizontal extension section to first horizontal extension section, and drive bag body moving mechanism pushes up the bag body on the second horizontal extension section towards the second horizontal extension section through the driving lever when rotating, and every moves away a bag body from first horizontal extension section and then the next bag body slides down from the slide rail and carries out the benefit position on the first horizontal extension section. The orientation of the snap tabs on all pockets on the hanger bar is the same. When the bag body is located the horizontal extension section of second, lift cylinder drive revolving cylinder descends with pressing from both sides the finger cylinder together and makes the flap cover establish on the tubular sack of external screw thread to revolving cylinder rotate the angle of settlement when can not continue to move to on screwing the thread form sack with the flap, screw up back theftproof structure assembly devices and press the barb head to the barb inslot, make the bag body and the flap that are located the horizontal extension section of second constitute and cover and seal traditional chinese medicine bag. Then the lifting cylinder drives the clamping finger cylinder to ascend, the covered and sealed traditional Chinese medicine bag is located on the third transverse extending section at the same time when the covering and sealing cylinder is higher than the third transverse extending section, the bag body moving mechanism drives the shifting rod to drive the covered and sealed traditional Chinese medicine bag to swing to the hanging section through the hinge shaft, the clamping effect is released through the back clamp cylinder, the covered and sealed traditional Chinese medicine bag is transferred and hung on the third transverse extending section under the continuous pushing effect of the shifting rod, the covered and sealed traditional Chinese medicine bag on the third transverse extending section is pushed down by the shifting rod, and meanwhile the bag body moving mechanism synchronously pushes the bag body located on the first transverse extending section to the second transverse extending section. The clamping cylinder in this embodiment is clamped on the small diameter section of the bag cover. The embodiment is also provided with a displacement sensor for detecting the position of the driving belt, when the cover mechanism is in idle operation (namely, the bag cover is not transferred) or the bag cover is not screwed up due to slipping and the like, the bag body still stays on the second transverse extension section when the clamping finger cylinder is lifted, the bag body on the first transverse extension section is prevented from entering the second transverse extension section so that the driving belt cannot rotate, and at the moment, if the control unit requires the driving motor to rotate and the position sensor detects that the driving belt does not move, an alarm is given so that the bag body on the second transverse extension section is not covered with the bag cover. Thereby avoiding the bag body without the bag cover from being regarded as the bag cover to be transferred away.

Therefore, the direction of the barb groove is the same when each bag cover is transferred to the finger clamping cylinder, and automatic assembly of the barb head into the barb groove is facilitated. The rotating mechanism of the bag cover feeding tray comprises a rotating shaft 45 connected to the bag cover feeding tray and a rotating motor 52 driving the rotating shaft to rotate. The rotating motor is a stepping motor.

Claims (6)

1. A method for covering and sealing a Chinese medicine bag by rotating an upper cover type covering bag cover is characterized in that in the first step, a bag body hung at a first hanging position is moved forwards in a horizontal pushing mode to fall into a second hanging position, the bag cover is placed on a tray in a mode that an opening end faces downwards and is distributed along the circumferential direction of the tray capable of rotating, the bag cover is transferred to the position below a covering mechanism which is positioned above the second hanging position and can be clamped, rotated and lifted under the rotating action of a rotating disc, and the second hanging position is lower than the first hanging position; secondly, the cover mechanism lifts a bag cover on the tray, which is positioned right below the cover mechanism, and then the tray rotates by an angle, so that the vertical avoiding through hole on the tray is opposite to the cover mechanism; thirdly, the cover mechanism screws the bag cover on the bag body positioned on the second hanging position, clamps the bottom wall of the bag cover and lifts the Chinese medicine bag to be covered to a height capable of being hung on a third hanging position, wherein the third hanging position is higher than the second hanging position; and fourthly, horizontally pushing to enable the capping traditional Chinese medicine bag to swing to the third hanging position, and then releasing the clamping effect of the capping mechanism on the capping traditional Chinese medicine bag, so that the capping traditional Chinese medicine bag is hung on the third hanging position.

2. A cap-sealing traditional Chinese medicine bag rotation upper cap type cap bag cover device is characterized by comprising two suspension rods, a cap mechanism, a rotary type upper bag cover mechanism and a bag body moving mechanism, wherein the cap-sealing traditional Chinese medicine bag comprises a bag body provided with an external thread tubular bag opening and a bag cap in threaded connection with the external thread tubular bag opening, a rotation stopping through groove is formed between the two suspension rods, the external thread tubular bag opening comprises a thread section, suspension sections and a rotation stopping section, the thread section is sequentially arranged, the suspension sections are used for being simultaneously suspended on the two suspension rods, the rotation stopping section is arranged in the rotation stopping through groove in a penetrating mode and matched with the suspension rods to prevent the external thread tubular bag opening from rotating, the suspension sections are located between the thread section and the rotation stopping section, each suspension rod comprises a first transverse extension section, a first vertical extension section, a second transverse extension section, a second vertical extension section and a third transverse extension section which, the second transverse extension section is only capable of hanging one bag body, the cover mechanism comprises a finger clamping cylinder positioned above the second transverse extension section, a rotary cylinder hinged on a cylinder body of the finger clamping cylinder through a hinge shaft extending along the distribution direction of the two hanging rods, and a lifting cylinder driving the rotary cylinder to lift, the bag body moving mechanism is used for driving the bag body hung on the hanging rod to move from the first transverse extending section to the third transverse extending section, the rotary type bag cover feeding mechanism is used for conveying bag covers to the cover feeding mechanism, the bag body moving mechanism comprises a main driving roller, a driving motor for driving the main driving roller to rotate, a driven driving roller and a driving belt driven by the main driving roller and the driven driving roller to rotate, the driving belt is connected with a plurality of uniformly distributed deflector rods which extend above the suspension rod and push bag bodies suspended on the suspension rod to translate on the suspension rod; the rotary upper cover type bag covering device for covering and sealing the traditional Chinese medicine bag further comprises two inclined slide rails, the lower ends of the two inclined slide rails are in butt joint with one ends, away from the first vertical extending section, of the first horizontal extending sections of the two hanging rods in a one-to-one correspondence mode, the inclined slide rails are perpendicular to the first horizontal extending sections, and sliding grooves which are in butt joint with the rotation stopping through grooves are formed between the two inclined slide rails.

3. The rotary upper cap type device for capping traditional Chinese medicine bag according to claim 2, wherein all the drivers are located above the hanging rod.

4. The device for capping and sealing the traditional Chinese medicine bag to cap the bag cover with the upper cap comprises a mechanism for assembling an anti-theft structure, wherein the anti-theft structure is arranged between the bag body and the bag cover, the anti-theft structure comprises a barb head and a barb groove, the barb head is connected to the hanging section through a vertically extending elastic connecting rib, the barb groove is arranged on the outer peripheral surface of the bag cover, the barb groove is provided with a connecting rib accommodating groove penetrating through the end surface of the opening end of the bag cover, and the mechanism for assembling the anti-theft structure comprises a push sheet aligned with the barb head hung on the bag body on the second transversely extending section and a push sheet translation cylinder for driving the push sheet to move towards the barb head so as to insert the barb head into the barb groove.

5. The device for rotating an upper-cover type cap bag of a capped and sealed traditional Chinese medicine bag according to claim 4, wherein the rotary type upper bag cover mechanism comprises a bag cover feeding tray and a bag cover feeding tray rotating mechanism for driving the bag cover feeding tray to rotate, the bag cover feeding tray is provided with a plurality of bag cover storage pits and a plurality of vertical avoiding through holes for the cap mechanism to pass through, the bag cover storage pits and the vertical avoiding through holes are arranged at intervals and are positioned on the same circle coaxial with the bag cover feeding tray, and positioning blocks capable of being inserted into the connecting rib accommodating grooves are arranged in the bag cover storage pits.

6. The device for capping and sealing the Chinese medicine bag with the upper cap according to claim 5, wherein the rotating mechanism of the bag cap loading tray comprises a rotating shaft connected to the bag cap loading tray and a rotating motor for driving the rotating shaft to rotate.

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