CN202933112U - Elastic piece transpositioning device - Google Patents
Elastic piece transpositioning device Download PDFInfo
- Publication number
- CN202933112U CN202933112U CN201220586838.XU CN201220586838U CN202933112U CN 202933112 U CN202933112 U CN 202933112U CN 201220586838 U CN201220586838 U CN 201220586838U CN 202933112 U CN202933112 U CN 202933112U
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- rotating shaft
- frame
- connecting rod
- flexure strip
- rotatably
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Abstract
The utility model provides an elastic piece transpositioning device which comprises a frame as well as a rotary shaft, a transpositioning device, a driving device and a negative pressure system arranged on the frame. The driving device is arranged on the frame, the rotary shaft is rotatably arranged on the frame and one end of the rotary shaft is in transmission connection with the output end of the driving device, the transpositioning device is arranged on the rotary shaft, and the negative pressure device is arranged on the transpositioning device for absorbing or releasing transpositioned articles. The transpositioning device is provided with a plurality of base plates and suction discs which are rotatably arranged on the base plates, respectively. Each base plate is rotatably arranged on the rotary shaft, respectively. A differential device is respectively arranged between each base plate and the rotary shaft. The differential device comprises an eccentric disc, a connecting rod and a swing arm. The eccentric disc is fixedly arranged on the frame, an eccentric guide groove which is circumferentially closed is arranged on the axial side of the eccentric wheel, the middle part of the connecting rod is rotatably arranged on the radial outer side of the rotary shaft, and one end of the connecting rod is slidingly arranged in the guide groove. The other end of the connecting rod is pivoted at one end of the swing arm, while the other end of the swing arm is pivoted on the base plate.
Description
Technical field
This utility model relates to a kind of flexure strip turn device, and it is used for having elastic sheet material and is discharged after its place Plane Rotation 90 degree, this application of installation on diaper production lines as the adding set of waistline tightness band.
Background technology
With reference to figure 7, known disposable paper urine pants comprise permeable top layer, opaque liquid bottom and be located at top layer and bottom between absorbent cores 1 ', described disposable paper urine pants comprise that also frontal waist plaster 2 ' and left and right waist paste 3 ', after diaper is worn on human body shelves districts, by mutual bonding the make diaper maintenance wearing effect of waist subsides 3 ' in left and right with frontal waist plaster 2 ', the waistline of diaper part also is provided with the waistline tightness band 4 ' of horizontal expansion usually.The definition diaper have from front waist region to back waist region extend vertically, with vertically perpendicular direction be defined as diaper laterally.On this basis, diaper is when producing, and it is to be joined end to end to superpose successively by each ingredient to cut the piece of paper urine pants that form after bonding along the longitudinal direction again.Adding procedure specific to waistline tightness band 4 ', dual mode is arranged: a kind of is that continuous sheet material is along laterally having elasticity, after this elastic sheet material slitting, cross directional stretch then is compound on other sheet material of diaper with extended state, this elastic sheet material addition manner is due to the retained part that needs cross directional stretch, therefore its effective telescopic section is narrower, can not really play the wearing effect of elastic shrinkage; Another kind is that continuous sheet material longitudinally has elasticity, becomes after the sheet material 90-degree rotation after after this elastic sheet material slitting, longitudinal stretching then will stretch laterally, and then fits on other sheet material of diaper; This practice still exists effective elastic part to be released after cutting and transposition process Elastic shrinks larger deficiency, after showing that waistline tightness band 4 ' adds on diaper, the elasticity of diaper waistline direction does not have large change, and its main cause is exactly that the elasticity of elastic sheet material was partly discharged before being fixed to diaper.
Applicant of the present utility model discloses a kind of position changing wheel device for sanitary towel production in the Chinese patent ZL200920136942.7 of application on February 27th, 2009, it discloses sanitary towel by vertically becoming horizontal structure, this structure consists of this utility model background technology, but this technical scheme does not possess suction tray angular velocity differential in the revolution process rotates this function, this structure is fine as the transposition of final products, but inapplicable with the occasion of line speed coupling after transposition for the speed of flexure strip.
Summary of the invention
For the problems referred to above, this utility model provides the flexure strip turn device that a kind of compact conformation is reliable, can effectively prevent the elastic extenuation of flexure strip.
to achieve these goals, the technical scheme that this utility model adopts is: a kind of flexure strip turn device, comprise frame and be located at rotating shaft on frame, turn device, driving device and negative pressure system, driving device is located on frame, setting that described rotating shaft rotatably is located on frame and one end and driving device outfan are in transmission connection, turn device is located in rotating shaft, negative pressure system is located at and is used for absorption on turn device or discharges by the transposition article, described turn device is provided with a plurality of substrates and is located at rotationally respectively suction tray on each substrate, each described substrate rotatably is located in rotating shaft respectively, be respectively equipped with differential gear between each described substrate and rotating shaft, each described differential gear comprises eccentric disc, connecting rod and swing arm, described eccentric disc is fixedly arranged on frame, an axial side of eccentric disc is provided with the eccentric gathering sill along circumferential closure, the rotating shaft radial outside rotatably is located at the connecting rod middle part, connecting rod one end slides and is located in gathering sill, the other end of connecting rod is hubbed at swing arm one end, the swing arm other end is hubbed on substrate.
Above-mentioned flexure strip turn device, described substrate are five.
Above-mentioned flexure strip turn device, comprise cutting device, described cutting device comprises five cutting knifes and a cutter anvil, and each described cutting knife is located at respectively in rotating shaft between adjacent two substrates, described cutter anvil rotatably is located on frame, and the blade of cutting knife contacts setting with the cutter anvil in rotation process.
Above-mentioned flexure strip turn device, comprise cutting device, described cutting device comprises a cutting knife and five cutter anvils, and each described cutter anvil is located at respectively in rotating shaft between adjacent two substrates, described cutting knife rotatably is located on frame, and the blade of cutting knife contacts setting with the cutter anvil in rotation process.
Above-mentioned flexure strip turn device, described suction tray is respectively equipped with adsorption hole with respect to the rotating shaft radial outer side and along vertical two sides of suction tray length direction, and described adsorption hole is communicated with setting with negative pressure system.
after adopting technique scheme, the beneficial effects of the utility model are: because the linear velocity of its longitudinal direction before the flexure strip transposition will be complementary with the linear velocity of suction tray longitudinal direction, after the flexure strip transposition, the linear velocity of its horizontal direction will be complementary with the linear velocity of production line, therefore suction tray is periodically variable with respect to the angular velocity of rotating shaft, differential gear of the present utility model changes the radial distance of connecting rod one end phase countershaft by the eccentric gathering sill on eccentric disc, because each substrate is rotatably to be located in rotating shaft, therefore respectively by the radial displacement of having no way of the substrate of connecting rod and swing arm pivot joint, and can only circumferentially rotate, the closed structure of eccentric gathering sill makes every one week of rotation of turn device, substrate is except circling with the rotating shaft public affairs, himself also completed a process that angular velocity accelerates and slows down, the process of this acceleration and deceleration is presented as acceleration and the deceleration of suction tray, horizontal linear velocity (being also the linear velocity of production line) after the acceleration of suction tray and slow down vertical line speed after just in time mating flexure strip and cutting and transposition, this utility model provides a kind of brand-new transposition mode for the transposition of flexure strip.
Description of drawings
Fig. 1 is the front view of this utility model embodiment;
Fig. 2 is the axonometric chart of this utility model embodiment;
Fig. 3 is another visual angle partial perspective view of this utility model embodiment;
Fig. 4 is turn device partial perspective view in this utility model embodiment;
Fig. 5 is suction tray axonometric chart in this utility model embodiment;
Fig. 6 is differential gear axonometric chart in this utility model embodiment;
Fig. 7 is known diaper front view.
The specific embodiment
This utility model patent applicant has applied for a Chinese utility model patent on February 27th, 2009, the patent No. is ZL200920136942.7, the utility model name is called sanitary towel's production transposition rotary device, in this utility model patent document, turn device and the negative pressure system of product are disclosed, turn device of the present utility model be on the basis of this patent further design and optimizing obtain, believe carefully read news this formerly patent documentation help the beneficial effect better understanding technical problem to be solved in the utility model and obtain.
Below in conjunction with accompanying drawing and the specific embodiment, this utility model is further described.
as extremely shown in Figure 6 in Fig. 1, embodiment discloses a kind of flexure strip turn device, described flexure strip is by two-layer nonwoven and be located at that between two-layer nonwoven, four elastics form, described each elastic along non-woven fabrics vertically to be fixed on non-woven fabrics under extended state, therefore after putting on external force on elastic and removing, elastic can shrink together with the non-woven fabrics on it, thereby play elastic effect, cut after online compound for this being had elastic non-woven fabrics, cutting rear transposition 90 degree is adhered on the front and back waist of diaper again, so both can reduce traditional waistline tightness band fancy price, and can at utmost keep flexure strip former flexible, this flexure strip turn device just for this is had elastic non-woven fabric compounded to diaper and the design.With reference to figure 1, this turn device comprises frame 1 and is located at cutting device 7, rotating shaft 2, turn device 3, driving device 4, negative pressure system 5 and differential gear 6 on frame 1, wherein:
Described frame 1 can be an independent module, it can be also one of ingredient that consists of the diaper production lines frame, it is mainly that a frame structure and the panel be located on this frame structure form, each ingredient of flexure strip turn device is located at respectively on frame structure or panel, therefore, frame 1 mainly play a part fixing, support other each ingredient.
Described rotating shaft 2 rotatably is located on frame 1 perpendicular to panel 11.
Cutting device 7 is to cut into independently flexure strip for the elastic non-woven fabrics that has of the position being stretched under state from the seriality sheet material, it is as the precondition of flexure strip transposition, in this utility model, cutting device 7 can be device independently, also can be integrated in the flexure strip turn device, this utility model belongs to the latter, carries out immediately transposition after namely flexure strip is cut.Cutting device 7 comprises five cutting knifes 71 and a cutter anvil 72 in this device, five cutting knifes 71 are located at respectively rotating shaft 2 periphery between adjacent two substrates 31 and evenly arrange along circumferential direction, described cutter anvil 72 rotatably is located on frame, and the blade of cutting knife 71 contacts with cutter anvil 72 in rotation process and is provided for cutting off the continuous elastic sheet material.Like this, when compound good elastic non-woven cloth was transported between cutting knife 71 and cutter anvil 72 from the production line, its successional sheet material became independently flexure strip with regard to slitting.In every one week of rotation of rotating shaft 2, with regard to being arranged, the flexure strip of five cuts generation.In this device, described cutting device also can arrange like this, be that cutting device comprises a cutting knife and five cutter anvils, each described cutter anvil is located at respectively in rotating shaft between adjacent two substrates and along circumferentially evenly arranging, described cutting knife rotatably is located on frame, the blade of cutting knife contacts setting with the cutter anvil in rotation process, it can realize the purpose that this is bright equally.
described turn device 3 comprises five substrates 31, five swing arms 32, five suction trays 33, a sheave 34 forms, each described substrate 31 is located at respectively between adjacent two cutter anvils 71, and each substrate 31 rotatably is located at (with reference to figure 3) in rotating shaft 2 by floor 311 and floor 312, described sheave 34 is located at rotating shaft 2 radial outsides and is maintained static with respect to frame 1, the radial outer side of sheave 34 is provided with the closed gathering sill 341 of gradual change vertically, each swing arm 32 1 ends are respectively equipped with a directive wheel 321 that extends into gathering sill 341, each swing arm 32 other ends are connected with each suction tray 33 respectively, each middle part of putting wall 32 rotatably is located on each substrate 31 by axle sleeve 35, described each substrate 31, swing arm 32, be provided with negative pressure channel in suction tray 33, thereby be connected on suction tray 33 with negative pressure system 5 respectively after each negative pressure channel is communicated with successively and form negative pressure.Described suction tray 33 is provided with adsorption hole 331 with respect to rotating shaft 2 radial outer side, while is along the length direction of suction tray 33, its two sides are provided with adsorption hole 332 equally, be provided with the adsorbent chamber (not shown) that is communicated with each adsorption hole in described suction tray 33, described adsorbent chamber is communicated with setting by negative pressure channel with negative pressure system 5.
Described driving device 4 comprises servomotor, travelling gear 41, driving wheel 42 and Timing Belt 43, the travelling gear 41 of servomotor outfan and pair of meshing transmission is in transmission connection, the travelling gear 41 of two engaged transmission is exported respectively the moment of two switched in opposite, one of them rotating torque is used for driving cutter anvil 72, another rotating torque drives driving wheel 42 by Timing Belt 43 and rotates, driving wheel 42 is fixedly connected with rotating shaft 2, thereby drive shaft 2 is rotated.
Described negative pressure system 5 comprises the negative pressure channel in vacuum motor, gas distribution plate and aforementioned turn device 3, described vacuum motor is communicated with gas distribution plate by vacuum pipe, the gas distribution plate periphery is provided with gas distribution channels, each gas distribution channels is communicated with negative pressure channel in turn device 3 respectively, before this negative pressure system 5 and aforementioned utility model people, the negative pressure system described in the technical scheme of utility model is the same, its function that provides is to rotate a week in rotating shaft 2, and 5 pairs of each suction trays 33 of negative pressure system provide the process of a negative inspiratory pressure and a normal pressure release.
Five differential gears 6 are located at respectively between substrate 31 and rotating shaft 2, each described differential gear 6 comprises respectively eccentric disc 61, connecting rod 63 and swing arm 64, described each differential gear 6 shares an eccentric disc 61, this eccentric disc 61 is fixedly arranged on the radial outside of frame 1 the above rotating shaft 2, the axial side of eccentric disc 61 is provided with the eccentric gathering sill 611 along circumferential closure, rotating shaft 2 radial outsides rotatably are located at connecting rod 63 middle parts, one end 631 of connecting rod 63 slides and is located in gathering sill 611, the other end of connecting rod 63 is hubbed at swing arm 64 1 ends, and swing arm 64 other ends are hubbed on substrate 31.when circumferentially rotate on the edge under the drive of rotating shaft 2 when substrate 31 like this, because eccentric disc 61 is static, each connecting rod 63 1 ends are when the interior slip of gathering sill 611 like this, because gathering sill 611 is a grooves bias and the similar cam of its profile, so every one week of rotation of rotating shaft 2, connecting rod 63 1 ends slide a week in gathering sill, show connecting rod 63, swing arm 64 angle cyclically-varyings once, due to substrate 31 with respect to rotating shaft its radially square from being changeless, therefore connecting rod 63 and swing arm 64 angle periodically-varieds will drive substrate 31 and synchronize in rotation with rotating shaft 2, substrate 31 self has the process of an acceleration and deceleration with respect to the angular velocity of rotating shaft 2, specifically, with reference to figure 1, when substrate 31 to cutter anvil 72 directions near the time, substrate 31 is processes of a deceleration with respect to the angular velocity of rotating shaft 2, this moment, connecting rod 63 diminished with swing arm 64 angles, when substrate 31 surpass cutter anvil 72 by Zhejiang away from the time, substrate 31 is processes of an acceleration with respect to the angular velocity of rotating shaft 2, this moment, connecting rod 63 became large with swing arm 64 angles.By this differential gear 6, be located at suction tray 33 on substrate 31 when the flexure strip of accepting after cutting and the feed speed of flexure strip is mated; With the diaper compound tense, the linear velocity of suction tray 33 and the speed of production line are mated after suction tray 33 circumferentially rotates 180 degree (simultaneously from turning 90 degrees).
by the aforementioned structure setting, its work process is, continuous running along with diaper production lines, the two-layer nonwoven that is enclosed with elastic is transported between cutting knife 71 and cutter anvil 72, and slitting becomes independent flexure strip, meanwhile, turn device circumferentially rotates with certain angular velocity under the driving of rotating shaft 2, when the flexure strip slitting is complete, suction tray 33 carries out negative-pressure adsorption with flexure strip, simultaneously the adsorption hole 332 of suction tray 33 vertical both sides also with flexure strip downwards to internal adsorption, this moment flexure strip be shaped as " Contraband " shape, rotating shaft 2 is rotated further about 180 degree, in this process, suction tray 33 turn 90 degrees certainly with respect to substrate 31, then suction tray 33 is bonded to each other with other ingredient of diaper, the negative pressure that negative pressure system is applied on suction tray 33 is removed, be transferred on diaper and be fixed by the adhesive elastic sheet, when whole turn device continues to rotate, flexure strip is slitting constantly, transposition also finally is fixed on diaper successively.
Claims (5)
1. flexure strip turn device, comprise frame and be located at rotating shaft on frame, turn device, driving device and negative pressure system, driving device is located on frame, setting that described rotating shaft rotatably is located on frame and one end and driving device outfan are in transmission connection, turn device is located in rotating shaft, negative pressure system is located at and is used for absorption on turn device or discharges by the transposition article, it is characterized in that: described turn device is provided with a plurality of substrates and is located at rotationally respectively suction tray on each substrate, each described substrate rotatably is located in rotating shaft respectively, be respectively equipped with differential gear between each described substrate and rotating shaft, each described differential gear comprises eccentric disc, connecting rod and swing arm, described eccentric disc is fixedly arranged on frame, an axial side of eccentric disc is provided with the eccentric gathering sill along circumferential closure, the rotating shaft radial outside rotatably is located at the connecting rod middle part, connecting rod one end slides and is located in eccentric gathering sill, the other end of connecting rod is hubbed at swing arm one end, the swing arm other end is hubbed on substrate.
2. flexure strip turn device according to claim 1, it is characterized in that: described substrate is five.
3. flexure strip turn device according to claim 2, it is characterized in that: comprise cutting device, described cutting device comprises five cutting knifes and a cutter anvil, each described cutting knife is located at respectively in rotating shaft between adjacent two substrates, described cutter anvil rotatably is located on frame, and the blade of cutting knife contacts setting with the cutter anvil in rotation process.
4. flexure strip turn device according to claim 2, it is characterized in that: comprise cutting device, described cutting device comprises a cutting knife and five cutter anvils, each described cutter anvil is located at respectively in rotating shaft between adjacent two substrates, described cutting knife rotatably is located on frame, and the blade of cutting knife contacts setting with the cutter anvil in rotation process.
5. according to claim 1 and 2 or 3 or 4 described flexure strip turn devices, it is characterized in that: described suction tray is respectively equipped with adsorption hole with respect to the rotating shaft radial outer side and along vertical two sides of suction tray length direction, and described adsorption hole is communicated with setting with negative pressure system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220586838.XU CN202933112U (en) | 2012-11-08 | 2012-11-08 | Elastic piece transpositioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220586838.XU CN202933112U (en) | 2012-11-08 | 2012-11-08 | Elastic piece transpositioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202933112U true CN202933112U (en) | 2013-05-15 |
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ID=48317378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220586838.XU Withdrawn - After Issue CN202933112U (en) | 2012-11-08 | 2012-11-08 | Elastic piece transpositioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202933112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102973366A (en) * | 2012-11-08 | 2013-03-20 | 泉州市汉威机械制造有限公司 | Elastic piece transposition device |
| CN111973345A (en) * | 2020-08-24 | 2020-11-24 | 福建道普精工机械设备有限公司 | Adjustable variable-pitch flat-bed machine structure of composite core body of infant cheering pants |
-
2012
- 2012-11-08 CN CN201220586838.XU patent/CN202933112U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102973366A (en) * | 2012-11-08 | 2013-03-20 | 泉州市汉威机械制造有限公司 | Elastic piece transposition device |
| CN102973366B (en) * | 2012-11-08 | 2014-03-12 | 泉州市汉威机械制造有限公司 | Elastic piece transposition device |
| CN111973345A (en) * | 2020-08-24 | 2020-11-24 | 福建道普精工机械设备有限公司 | Adjustable variable-pitch flat-bed machine structure of composite core body of infant cheering pants |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Licheng District of Quanzhou City, Fujian province 362000 Changtai street fighting Street No. 123 Patentee after: Quanzhou Hanwei Machinery Manufacturing Co., Ltd. Address before: 362000, Quanzhou, Fujian City, Licheng Province town of stone industry zone Patentee before: Quanzhou Hanwei Machinery Manufacturing Co., Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130515 Effective date of abandoning: 20140312 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130515 Effective date of abandoning: 20140312 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |