CN113120318B

CN113120318B - Package packagine machine in sanitary towel

Info

Publication number: CN113120318B
Application number: CN202110473588.2A
Authority: CN
Inventors: 陈建筑; 汤国开
Original assignee: Hengan Fujian Holding Group Co Ltd; Fujian Hengan Household Life Article Co Ltd
Current assignee: Hengan Fujian Holding Group Co Ltd; Fujian Hengan Household Life Article Co Ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-07-05
Anticipated expiration: 2041-04-29
Also published as: CN113120318A

Abstract

The invention relates to the field of production equipment of disposable sanitary products, in particular to a sanitary towel middle-packaging machine which mainly solves the problem of high packaging rejection rate of the sanitary towel middle-packaging machine in the prior art.

Description

Package packagine machine in sanitary towel

Technical Field

The invention relates to the field of production equipment of disposable sanitary products, in particular to a packaging machine for a sanitary towel middle package.

Background

The sanitary towel packing process includes compounding material layers, cutting into individual sanitary towel products, packing the sanitary towel products to form small bags, stacking the small bags and pushing the small bags into packing bags of middle bags in corresponding number. The small bag products are pushed into the middle bag packaging bag, the upper sucker and the lower sucker are needed to open the middle bag packaging bag, one end, with an opening, of the middle bag packaging bag is sleeved into the mouth expander, the opening of the middle bag packaging bag is expanded through the mouth expander and is fixed, the stacked small bag products are lifted to the conveying line, the small bag products are pushed into the middle bag packaging bag through the material pushing rod, and meanwhile the middle bag packaging bag is pushed into the sealing station to be sealed in a side pressing mode and is discharged.

The traditional flaring device mechanism of the sanitary napkin middle-package packaging machine, such as the Chinese patent application number: 201720837082.4 discloses a sanitary towel automatic packaging machine's packing carousel mechanism that takes shape, it discloses two for a set of and symmetry articulated with the carousel on the bagging board, connect the elastic component that resets on the bagging board, set up the actuating cylinder on the carousel, promote two bagging boards through the actuating cylinder for two bagging boards are close to, and supply well wrapping bag to embolia, and drive actuating cylinder resets, and two bagging boards reset and strut well wrapping bag through the elasticity that resets the elastic component.

I find that there are disadvantages when introducing the packaging machine with the structure to use: the existing tundish packaging bags are all made of OPP films, in order to save the preparation materials of the packaging bags and improve the strength of corners of the packaging bags, a sealing structure of an M-shaped structure is usually formed by hot pressing, small-sized products are pushed into the tundish packaging bags, the M-shaped structure needs to be expanded, the formed resistance is relatively large, as the bagging plates are supported by smooth stainless steel panels and the surfaces of the OPP films are smooth, the friction between the bagging plates is small when the bagging plates expand the tundish packaging bags, when the small-sized products are pushed in, the tundish packaging bags and the bagging plates are easy to separate, so that the products cannot enter the bottoms of the tundish packaging bags, when side pressing sealing is carried out in a sealing station, the small-sized products are not pushed to a preset position and are pressed down, so that the products are scrapped; i department improves its and middle part wrapping bag's antiskid effect through increasing materials such as magic button on the bagging board, and is not enough ideal.

Disclosure of Invention

Therefore, in order to solve the problems, the invention provides a sanitary towel middle-packaging machine which mainly solves the problem that the packaging rejection rate of the sanitary towel middle-packaging machine in the prior art is high.

In order to achieve the purpose, the invention adopts the following technical scheme:

a sanitary towel middle-bag packaging machine comprises a frame, a bag making production line, a sanitary towel conveying line and a transfer device, wherein the bag making production line is arranged on the frame, the sanitary towel conveying line is connected with the bag making production line and the sanitary towel conveying line, the transfer device comprises a rotary table, a first driving device for driving the rotary table to rotate, and a plurality of mouth expanders arranged on the rotary table, the mouth expanders are driven by the first driving device to rotate, so that the mouth expanders on the rotary table are sequentially connected with the bag making production line and the sanitary towel conveying line, the mouth expanders comprise a support arranged on the rotary table, two bag sleeving plates arranged on the support, a first reset assembly for connecting the two bag sleeving plates and a second driving device for driving the two bag sleeving plates to swing oppositely, the swing direction of the two bag sleeving plates is defined as a transverse direction, clamping assemblies are arranged on the support and positioned on the transverse outer sides of the two bag sleeving plates, make cover bag board and centre gripping subassembly cooperation be used for centre gripping well packing bag through first reset assembly.

Furthermore, the clamping assembly comprises a supporting piece and a clamping piece arranged on the outer end of the supporting piece, and the bag sleeving plate is abutted to the clamping piece through the first resetting assembly.

Furthermore, the inner end of the supporting piece is hinged to the support, and a second reset assembly is connected between the supporting piece and the support.

Further, the clamping piece is a soft silica gel block.

Furthermore, a sawtooth structure is arranged on one side surface of the clamping piece close to the bagging plate.

Further, the holder includes rotationally locates the pivot on the support piece, the soft silica gel cover of cover on locating the circumference surface of pivot and drive pivot pivoted third drive arrangement, the pivot distributes along longitudinal direction.

Furthermore, a soft rubber block is arranged on one side surface of each bag sheathing plate close to the clamping assembly, and the outer side surface of each soft rubber block is 1-8 mm higher than the side surface of each bag sheathing plate.

Furthermore, a supporting plate is arranged on the support and between the two bag sleeving plates.

Furthermore, the upper ends of the two bag sleeving plates extend in opposite directions to form supporting plates.

By adopting the technical scheme, the invention has the beneficial effects that: the sanitary towel middle package packaging machine drives the two bag covering plates on the mouth expander to extrude the first reset components to move oppositely through the second driving device, so that the distance between the free ends of the two bag covering plates is reduced, a middle package packaging bag produced by a bag making production line is sleeved on the two bag covering plates through the upper suction disc and the lower suction disc, the two bag covering plates move oppositely under the action of the first reset component to reset and are matched with the arranged clamping component, so that the bag covering plates and the clamping component clamp the middle package packaging bag, the friction force between the middle package packaging bag and the bag covering plates is increased, the material pushing rod pushes the small package product into a designated position in the middle package packaging bag, the sealing of the middle package packaging bag is facilitated, the rejection rate is greatly reduced, and meanwhile, the arranged first reset components abut against the clamping components when the bag covering plates reset, so that the clamping force is formed between the first reset components and the second reset components for clamping the middle package bag, and clamping force is invariable, make the frictional force between well wrapping bag and the cover bag board invariable, when the ejector pin pushes away the packet product in the appointed position in well wrapping bag, can make well wrapping bag break away from and enter into the station of sealing with the cover bag board, make the reliability and the packing convenience of packing improve greatly, further reduce the production of packing rejection rate, and in the in-service use, the accessible adjusts first reset assembly's reset pressure, first reset spring's damping promptly, make the frictional force before well wrapping bag and the cover bag board 7 change, thereby use the use of the well wrapping bag of different materials.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of the embodiment of the present invention, wherein the mouth expander is not sleeved in the middle packing bag;

FIG. 3 is a schematic structural view of the mouth expander sleeved into the middle packing bag in the embodiment of the invention;

FIG. 4 is a schematic structural diagram of a first reduction assembly in an embodiment of the invention;

FIG. 5 is a schematic view of a first construction of a clamping assembly in accordance with an embodiment of the present invention;

FIG. 6 is a second schematic view of a clamping assembly in accordance with an embodiment of the invention;

FIG. 7 is a schematic view of a third construction of a clamping assembly in an embodiment of the invention;

fig. 8 is a circuit block diagram of an embodiment of the invention.

Detailed Description

The invention will now be further described with reference to the accompanying drawings and detailed description.

The embodiment of the invention is as follows:

referring to fig. 1, 2 and 3, a sanitary napkin middle package packing machine comprises a frame 1, a bag making production line 2 arranged on the frame 1, a sanitary napkin conveying line 3, a middle package output line 4, a transfer device 5 connecting the bag making production line 2 and the sanitary napkin conveying line 3, and a control device 6, wherein the middle package output line 4 is arranged at the output end of the transfer device 5, the transfer device 5 comprises a rotary table 51, a first driving device 52 driving the rotary table 51 to rotate, and two flares 53 arranged on the rotary table 51, of course, the number of the flares 53 can be set according to the actual production situation, preferably, is an even number of more than two, so that the rotary table 51 is driven to rotate by the first driving device 52, and then each flaker 53 on the rotary table 51 is sequentially connected with the bag making production line 2 and the sanitary napkin conveying line 3, and wherein the two flares 53 are respectively connected with the bag making production line 2 and the sanitary napkin conveying line 3, the bag-making production line 2 and the sanitary towel conveying line 3 can run simultaneously, so that the packaging efficiency is improved, the first driving device 52 is a first driving motor, the mouth expander 53 comprises a support 20 arranged on a rotary table 51, two bag covering plates 7 arranged on the support 20, a first reset assembly 8 for connecting the two bag covering plates 7 and a second driving device 9 for driving the two bag covering plates 7 to swing oppositely, the second driving device 9 is a driving cylinder for defining the swinging direction of the two bag covering plates 7 to be a transverse direction, the support 20 and the transverse outer sides of the two bag covering plates 7 are respectively provided with a clamping assembly 10, and the bag covering plates 7 and the clamping assemblies 10 are matched through the first reset assembly 8 to clamp a middle package bag.

Referring to fig. 4, the first reset assembly 8 includes a mounting seat 81 fixed on the support 20, and two swing seats 82 hinged to the mounting seat 81, the two swing seats 82 swing in a transverse direction, the two bagging plates 7 are respectively disposed on the swing seats 82, the driving cylinders are respectively connected to the swing seats 82, the upper ends of the two swing seats 82 are respectively hinged to a connecting sleeve 83, the two connecting sleeves 83 are sleeved with a connecting rod 84, the connecting rod 84 is sleeved with a first reset spring 85, two ends of the first reset spring 85 respectively abut against end surfaces of the two connecting sleeves 83, the driving cylinders drive the swing seats 82 to swing in opposite directions, so as to drive the connecting sleeves 83 to extrude the first reset springs 85 to swing in opposite directions, and the bagging plates 7 move, so as to sleeve a middle bag packaging bag into the two bagging plates 7, the driving cylinders reset, and the two bagging plates 7 reset under the action of the first reset springs 85, thereby strut the opening of well wrapping bag, the operating stability of this kind of 8 structures of first reset assembly is good, can realize the synchronous operation of two bagging plates 7, improves the degree of accuracy that the bag was gone into to the parcel product.

The clamping assembly 10 comprises a supporting member 101 and a clamping member 102 arranged on the outer end of the supporting member 101, and the bag sheathing plate 7 is abutted against the clamping member 102 through the first resetting assembly 8.

The specific working principle is that the two bag-covering plates 7 on the mouth expander 53 are driven by the second driving device 9 to extrude the first reset components 8 to move oppositely, so that the distance between the free ends of the two bag-covering plates 7 is reduced, the middle package bag produced by the bag production line 2 is sleeved on the two bag-covering plates 7 through the upper and lower suckers, the two bag-covering plates 7 are reset in opposite movement under the action of the first reset component 8 and are matched with the arranged clamping components 10, so that the bag-covering plates 7 and the clamping components 10 clamp the middle package bag, so that the friction force between the middle package bag and the bag-covering plates 7 is increased, the material pushing rod pushes the small package product into the specified position in the middle package bag, the sealing of the middle package bag is facilitated, the rejection rate is greatly reduced, and the arranged first reset components 8 are abutted against the clamping components 10 when the bag-covering plates 7 are reset, make form clamping force between the two and be used for the centre gripping to wrap the wrapping bag in the centre gripping, and clamping force is invariable, make the frictional force between well wrapping bag and the cover bag board 7 invariable, when the ejector beam pushes away the packet product in the appointed position of well wrapping bag, can make well wrapping bag break away from and enter into in the sealing station with cover bag board 7, make the reliability and the packing convenience of packing improve greatly, further reduce the production of packing rejection rate, and in the in-service use, the accessible adjusts the reset pressure of first reset assembly 8, the damping of first reset spring 85 promptly, make the frictional force before well wrapping bag and cover bag board 7 change, thereby use the use of the well wrapping bag of different materials.

Referring to fig. 5 as well, holder 102 is soft silica gel block, a side that is close to bagging plate 7 on holder 102 sets up to serration structure 11, two be equipped with soft rubber block 12 on the bagging plate 7 and the side that is close to centre gripping subassembly 10, the lateral surface of soft rubber block 12 is 3mm higher than bagging plate 7's lateral surface to guarantee that the frictional force between bagging plate 7 and holder 102 and the well wrapping bag is invariable, prevent that it from producing relative slip, make the stability of centre gripping good, ensure that the clamping-force is invariable, improve the reliability of centre gripping.

Because the effect that the cover bag board 7 just can play the centre gripping on leaning on in centre gripping subassembly 10 under the effect of first reset subassembly 8 for in foretell structure cover bag board 7 need reset to the assigned position just can realize the effect, can only be applicable to the well wrapping bag of package of same specification and dimension promptly, set for through following technical characteristic, make flaring ware 53 can be applicable to the well wrapping bag of package of different specification and dimension, specifically as follows:

referring to fig. 6, the inner end of the supporting member 101 is hinged to the bracket 20, a second reset component 13 is connected between the supporting member 101 and the bracket 20, the second reset component 13 has an elastic function, and can swing when a certain force is applied to the supporting member 101, and can reset after the external force is removed, preferably, a second reset spring, meanwhile, the supporting member 101 is arranged obliquely, the free end of the supporting member 101 is close to one side of the bagging plate 7, the included angle between the supporting member 101 and the bracket 20 is 80-90 °, preferably 85-87 °, preferably 85 °, so that when the opening of a tundish packaging bag is small, the included angle between the bagging plate 7 and the bracket 20 is less than 90 °, that is, when two bagging plates 7 are distributed in an "eight" shape to open the tundish packaging bag, the bagging plate 7 and the clamping component 10 can be clamped to the tundish packaging bag, when the opening of well package bag is great, contained angle between cover bag board 7 and the support 20 is greater than 90, also be two when cover bag board 7 is handstand "eight" style of calligraphy distribution state struts well package bag, cover bag board 7 and centre gripping subassembly 10 can centre gripping each other on well package bag, thereby make the frictional force between well package bag and the cover bag board 7 invariable, when the ejector beam pushes away the packet product during the finger position in well package bag, can make well package bag break away from and enter into in the station of sealing with cover bag board 7, make the reliability and the packing convenience of packing improve greatly, further reduce the production of packing rejection rate, the specification and size scope of well package bag of use is wide.

However, since the second reset assembly 13 has different compression strokes after being compressed and different restoring forces, after the middle package bag is unfolded, when the unfolding angle of the bag sheathing plate 7 is too large, the clamping force between the bag sheathing plate 7 and the clamping assembly 10 is too large, and after the small package product is pushed into a designated position in the middle package bag by the pushing rod, the small package product cannot be separated from the bag sheathing plate 7 and enters a sealing station, so that the product is clamped, preferably, when the included angle between the bag sheathing plate 7 and the bracket 20 is 80 to 100 degrees, the clamping force between the bag sheathing plate 7 and the clamping assembly 10 is moderate, so that the separation of the middle package bag can be ensured, and when the included angle between the bag sheathing plate 7 and the bracket 20 is more than 100 degrees, the product production line can be stopped.

Referring to fig. 7, therefore, the clamping member 102 includes a rotating shaft 14 rotatably disposed on the supporting member 101, a soft silica gel sleeve 15 sleeved on the outer circumferential surface of the rotating shaft 14, and a third driving device 16 for driving the rotating shaft 14 to rotate, where the third driving device 16 is a second driving motor, the rotating shaft 14 is distributed along the longitudinal direction, and after the material pushing rod pushes the small package product into the designated position in the middle package bag, the third driving device 16 drives the rotating shaft 14 to rotate, so that the middle package bag and the soft silica gel sleeve 15 form dynamic friction, and when the material pushing rod is pushed outwards, the middle package bag can be separated from the bag sleeving plate 7 and enter the sealing station.

Referring to fig. 8, the control device 6 is arranged to realize automatic control of the apparatus, so that the precision of product packaging is improved, and the packaging rejection rate of the sanitary napkin packaging machine is reduced, specifically, the control device 6 includes a controller 61, a position sensor 62 and a first angle sensor 63 which are arranged on the rotary table 51, and a second angle sensor 64 which is arranged on each clamping assembly 10, the position sensor 62, the first angle sensor 63, and the second angle sensor 64 are electrically connected with the input end of the controller 61, the first driving device 52, the second driving device 9, and the third driving device 16 are electrically connected with the output end of the controller 61, and the rotation angle of the rotary table 51 and the position on each expander 53 are detected by the position sensor 62 and the first angle sensor 63, so that each expander 53 on the rotary table 51 can be more accurately connected with the bag-making production line 2, Sanitary towel transfer chain 3 connects, the second angle sensor 64 that sets up simultaneously detects the swing angle of centre gripping subassembly 10, contained angle between support 20 and support piece 101 is greater than 100 when, and then the work of control third drive arrangement 16, be convenient for in the control break away from of package bag and bagging plate 7, accuracy and security are improved, contained angle between support 20 and support piece 101 is less than 100 when, the rotation of third drive arrangement 16 restriction pivot 14, through the clamping effect of package bag in the static friction force realization between soft silica gel cover 15 and the package bag of package bag.

And, just be located two on the support 20 be equipped with layer board 17, two between the cover bag board 7 the upper end of cover bag board 7 is followed and is extended along direction in opposite directions and be equipped with backup pad 18, support through backup pad 18 and lean on and move on the layer board 17 for the operating stability of cover bag board 7 further promotes, and simultaneously, layer board 17 and the backup pad 18 that set up can keep the clean and tidy propelling movement of parcel product in pushing away the material, make the wrapping bag aesthetic property promote to and the rejection rate of packing reduces.

The controller 61 is an AT89C20 single chip microcomputer of Atmel, and the position sensor 62, the first angle sensor 63 and the second angle sensor 64 are all products sold in the market and capable of achieving functions of the angle sensors.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A package machine in sanitary towel which characterized in that: the bag making machine comprises a frame, a bag making production line, a sanitary towel conveying line and a transfer device, wherein the bag making production line and the sanitary towel conveying line are arranged on the frame, the transfer device is connected with the bag making production line and the sanitary towel conveying line and comprises a rotary table, a first driving device for driving the rotary table to rotate and a plurality of mouth expanders arranged on the rotary table, each mouth expander on the rotary table is sequentially connected with the bag making production line and the sanitary towel conveying line through the rotation of the first driving device, the two mouth expanders are respectively connected with the bag making production line and the sanitary towel conveying line, each mouth expander comprises a support arranged on the rotary table, two bag sleeving plates arranged on the support, a first reset assembly connected with the two bag sleeving plates and a second driving device for driving the two bag sleeving plates to swing oppositely, the swing direction along the two bag sleeving plates is defined to be a transverse direction, and clamping assemblies are arranged on the support and positioned on the transverse outer sides of the two bag sleeving plates, make cover bag board and centre gripping subassembly cooperation be used for centre gripping tundish packaging bag through first reset assembly, the centre gripping subassembly includes support piece, locates the holder on the support piece outer end, through first reset assembly for cover bag board supports and leans on the holder, the holder is including rotationally locating pivot on the support piece, the soft silica gel cover of cover on locating the circumference surface of pivot and drive pivot pivoted third drive arrangement, the pivot is along longitudinal direction distribution.

2. The sanitary napkin middle-packaging machine according to claim 1, characterized in that: the inner end of the supporting piece is hinged with the support, and a second reset assembly is connected between the supporting piece and the support.

3. The sanitary napkin middle-packaging machine according to claim 2, characterized in that: the clamping piece is a soft silica gel block.

4. The sanitary napkin middle-packaging machine according to claim 3, characterized in that: one side surface of the clamping piece, which is close to the bagging plate, is provided with a saw-toothed structure.

5. The sanitary napkin middle-package packing machine according to any one of claims 1 to 4, wherein: and one side surface of the two bagging plates, which is close to the clamping component, is provided with a soft rubber block, and the outer side surface of the soft rubber block is 1-8 mm higher than the side surface of the bagging plate.

6. The sanitary napkin middle-packaging machine according to claim 5, wherein: and a supporting plate is arranged on the bracket and between the two bag sleeving plates.

7. The sanitary napkin middle-packaging machine according to claim 6, wherein: the upper ends of the two bag sleeving plates extend along opposite directions to form supporting plates.