CN107662344A - The welding system of tablet - Google Patents
The welding system of tablet Download PDFInfo
- Publication number
- CN107662344A CN107662344A CN201611171229.7A CN201611171229A CN107662344A CN 107662344 A CN107662344 A CN 107662344A CN 201611171229 A CN201611171229 A CN 201611171229A CN 107662344 A CN107662344 A CN 107662344A
- Authority
- CN
- China
- Prior art keywords
- dancer
- tablet
- drive mechanism
- speed change
- welding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
- B29C65/088—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations using several cooperating sonotrodes, i.e. interacting with each other, e.g. for realising the same joint
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
- B29C65/083—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations using a rotary sonotrode or a rotary anvil
- B29C65/086—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations using a rotary sonotrode or a rotary anvil using a rotary anvil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/84—Specific machine types or machines suitable for specific applications
- B29C66/849—Packaging machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
- B29C66/924—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools
- B29C66/9261—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the displacement of the joining tools
- B29C66/92611—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the displacement of the joining tools by controlling or regulating the gap between the joining tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/93—Measuring or controlling the joining process by measuring or controlling the speed
- B29C66/934—Measuring or controlling the joining process by measuring or controlling the speed by controlling or regulating the speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/4871—Underwear
- B29L2031/4878—Diapers, napkins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of welding system of tablet, including ultrasonic wave welding device and speed change gear, speed change gear has the first dancer for receiving the tablet being sent into from upstream, the second dancer that tablet after processing is downstream sent out, make the first drive mechanism of the first dancer, the second dancer along the mutual reciprocal transverse motion in identical direction, and the second drive mechanism for making the first dancer, the second dancer make speed change gyration.Ultrasonic wave welding device sets one or more groups of between the first dancer and the second dancer, and its welding operation to tablet occurs between two dancers in the slack-off time interval of linear velocity.The present invention have it is compact-sized, rigidity it is good, cost is low, it is easy for installation, it is easy to accomplish the advantages that miniaturization, can fully to ensure the weld interval of material, and weld interval is flexibly adjusted according to the effect of welding, while welding effect is ensured, meet the high speed production requirement of product.
Description
Technical field
The invention belongs to disposable sanitary articles manufacturing field, more particularly to one kind to transport speed reality by increasing and decreasing tablet
The device of existing welding.
Background technology
As disposable sanitary articles, such as known have with preabdomen, back part and crotch and preabdomen and back part
The disposable diaper being ultrasonically welded by a pair of side seals (or weld portion).When forming the side seals, use
By for form at least one pair of thermoplasticity lamellar body of preabdomen and back part be continuously supplied to anvil roller and wave welding head of ultrasonic wave it
Between, and then form the weld portion that thermoplasticity lamellar body opposite mutually is fused each other.
But utilize ultrasonic fusing to need longer process time than traditional heat-sealing connection, to cause weld portion to obtain
Enough to vibrational energy.Therefore, traditional practice is：First, the quantity of wave welding head of ultrasonic wave is increased, two, reduce amenities
Transport speed.
For the former, as described in patent document Japanese Unexamined Patent Publication 2004-330622 publications, set relative to an anvil roller
Multiple ultrasonic horns, the load brought by ultrasonic energy is larger, influences the durability of anvil roller.For the latter, in order to removing
Tablet in sending the processing such as be bonded and reduce the speed of the entire production line, will necessarily reduce overall productivity ratio.
In consideration of it, required time during in order on the one hand ensure tablet processing, while productivity ratio is not influenceed again, it is necessary to
The dress that a certain section of speed in a kind of material for making to advance according to constant speed is adjusted according to predetermined laws about modified speed is provided
Put.
The content of the invention
It is an object of the present invention to provide a kind of welding system of tablet, the welding system passes through past in speed change gear
The conveyance speed for cooperating to increase and decrease tablet of multiple traversing driving device and speed change rotary motion mechanism so that even in height
Under fast open state, weld portion can also obtain enough vibrational energies.
The technical solution adopted for the present invention to solve the technical problems is：A kind of welding system of tablet, to one side
Tablet is transported, each other, it includes tablet described in the welding of one side：
Ultrasonic wave welding device, for treating that posetionof weld applies vibrational energy to tablet, make its fused with one another；And
Speed change gear, for increasing and decreasing the conveyance speed of tablet so that the tablet imports the conveyance speed of speed change gear
Degree is equal with transporting speed derived from speed change gear.
Wherein, the speed change gear has the first dancer for receiving the tablet being sent into from upstream, after processing
The second dancer for downstream sending out of tablet, make the first dancer, the second dancer back and forth horizontal along mutual identical direction
First drive mechanism of shifting movement, and the second drive mechanism for making the first dancer, the second dancer make speed change gyration.
Above-mentioned first dancer and the second dancer can carry out reciprocal transverse motion in the presence of the first drive mechanism, same with this
When, speed change gyration can also be carried out in the presence of the second drive mechanism.
The ultrasonic wave welding device sets one or more groups of between the first dancer and the second dancer, and it is to sheet
The welding operation of thing occurs between two dancers in the slack-off time interval of linear velocity.
Using above-mentioned technical proposal, on the one hand due to work when two dancers make motion in the same direction, motion amplitude is small, more accords with
The miniature requirement of conjunction equipment, the form such as the wired rail of common mounting means of another aspect transverse motion and linear guide groove,
So low with processing cost, reciprocating stroke is more easy to control, and the advantage that precision is high.Will be right by above-mentioned speed change gear
During the welding operation of tablet the linear velocity of tablet be set to conveyance speed than importing speed change gear and/or with from change
The derived conveyance speed of speed variator is small, so as to the time lengthening due to receiving vibration, so what the tablet of unit area received
Vibrational energy quantitative change is big, therefore improves the reliability of welding.
Above-mentioned ultrasonic wave welding device has converter, amplifier, ultrasonic horn and relative with ultrasonic horn
Anvil roller.The tablet is arranged between ultrasonic horn and anvil roller.Anvil on anvil roller can be evenly arranged with a pair, two pairs or
Person is more.Accordingly, ultrasonic wave welding device can be set to two groups, even more more, it is worth mentioning at this point that, due to a change quick-mounting
Multiple ultrasonic wave welding devices can be corresponded to by putting, can be traversing in reduction dancer with increasing for ultrasonic wave welding device quantity
While number, the revolution of prime mover load is reduced, therefore is remarkably improved the durability of device, and it is easier for installation, easily
In debugging.
When being related to tablet and changing yard problem, M codes need to be such as changed to L, S code, adjustment conveniently has two：First, directly adjust
The distance between ultrasonic horn in adjacent ultrasonic ripple fusion splicing devices is saved, because each ultrasonic wave welding device is all linearly equal
Even arrange simultaneously is installed in straight-line groove, therefore can directly change lateral separation between each part when debugging, and precision is high and very
It is convenient；2nd, on the premise of ultrasonic wave welding device is not changed, regulating roller is set up between adjacent ultrasonic ripple fusion splicing devices, is led to
The height for crossing adjustment regulating roller reaches the purpose of tablet between two ultrasonic wave welding devices of change.
Further, a speed change cycle of the first drive mechanism, equal to a speed change cycle of the second drive mechanism.
For the first drive mechanism, the mechanism be used to driving the first dancer and the second dancer along with tablet
The identical or opposite direction of conveyance direction carries out reciprocal traversing.In other words, the linear velocity between two dancers of reduction are needed
When, the first dancer and the second dancer move along the direction opposite with tablet conveyance direction simultaneously；When needing to increase
Between two dancers when linear velocity, the first dancer and the second dancer simultaneously along with tablet conveyance direction identical
Move in direction.Realize above-mentioned action concrete structure have it is a variety of, as the rotating of servomotor driving pulley, toggle drive
Movable belt pulley rotating or four bar slide block mechanisms etc. form, are not repeated one by one herein.
Certainly also it is readily apparent that as those skilled in the art and the pulley in above-mentioned belt wheel is substituted for gear, belt is replaced
Into chain.Such a mode improves the similar change it is also understood that into the present invention.
As a kind of embodiment of the first drive mechanism, it includes two pulleys, and is set in past on two pulleys
It is traversing again to use belt.In reciprocal traversing the first company being pivotally connected with the first dancer with being provided with belt
Fitting, and the second connector being pivotally connected with the second dancer.One in above-mentioned two pulley is
Driving pulley, the driving pulley carry out positive and negative rotation by the first servomotor.It is pointed out that above-mentioned first drive mechanism
It is quick for installation with simple in construction, debug the advantages of facilitating.
Further, the second drive mechanism is used to make the first dancer and the second dancer carry out with identical peripheral speed
Rotate, it has：Rotatable input roller positioned at the first dancer upstream side, positioned at the rotatable of the second dancer downstream
Outlet roller, for the driven roller for driving the first dancer and the second dancer to be rotated with identical peripheral speed, several
Power roller, and the timing belt being erected on above-mentioned each roller.Wherein, input roller guiding tablet moves to the first dancer, exports
Roller guiding exports tablet from the second dancer, and the driven roller connects the second servomotor and drives each roller by timing belt
Synchronous speed change gyration.
According to the present invention, the linear velocity of tablet when welding operation is set to than importing speed change gear by speed change gear
Conveyance speed and/or small with transporting speed derived from speed change gear, so as to obtain the time of longer receiving vibration,
And then improve the reliability of welding.
Speed change gear in the present invention is made by the co-operating of reciprocal traversing driving device and speed change rotary motion mechanism
The vibration-direction for obtaining two dancers remains identical, and speed keeps synchronous, and realizing makes tablet import speed change
Increase and decrease the conveyance speed of tablet on the premise of the conveyance speed of device is equal with transporting speed derived from speed change gear.
In addition, the present invention has compact-sized, rigidity is good, and cost is low, easy for installation, it is easy to accomplish the advantages that miniaturization,
The weld interval of material can be fully ensured, and weld interval is flexibly adjusted according to the effect of welding, ensure to weld
While effect, meet the high speed production requirement of product.
Below with reference to drawings and examples, the present invention is described in detail.
Brief description of the drawings
Fig. 1 is the fundamental diagram of the present invention.
Fig. 2 is the schematic diagram of another embodiment of the present invention.
Fig. 3 is the traveling schematic diagram of tablet.
Fig. 4 is the schematic side view of speed change gear, and the first and second dancer illustrated in figure is located at center.
Fig. 5 is the schematic side view of speed change gear, and the first and second dancer illustrated in figure is located at left end limit position
Put.
Fig. 6 is the schematic side view of speed change gear, and the first and second dancer illustrated in figure is located at extreme right position
Put.
Fig. 7 is the tablet curve that CD linear velocity changes over time between two dancers in a kind of embodiment
Figure.
Fig. 8 is the curve that a kind of driving pulley angle of revolution of the first drive mechanism in embodiment changes over time
Figure.
Fig. 9 is the curve that a kind of angle of revolution of the driven roller of the second drive mechanism in embodiment changes over time
Figure.
In figure, 100, speed change gear,
V0, tablet conveyance speed,
V1, tablet import speed change gear conveyance speed,
V2, speed is transported derived from speed change gear,
P, tablet,
11st, the first dancer,
12nd, the second dancer,
13rd, the first drive mechanism,
14th, the second drive mechanism,
15th, pulley,
It is 16th, back and forth traversing to use belt,
17th, the first connector,
18th, the second connector,
20th, input roller,
21st, outlet roller,
22nd, driven roller,
23rd, jockey pulley,
24th, timing belt,
W_A, the reciprocating direction of the first drive mechanism,
W_B, the second drive mechanism direction of rotation,
D0, tablet conveyance direction,
D1And tablet conveyance direction identical direction,
D2, opposite with tablet conveyance direction direction,
30th, ultrasonic wave welding device,
31st, ultrasonic horn,
32nd, anvil roller.
Embodiment
By reference to accompanying drawing, following examples are illustrated, so as to be clearly understood from the present invention, but embodiment
And accompanying drawing be only carry out diagram and for explanation, should not be used to limit protection scope of the present invention.The present invention
Protection domain determined by claims.
Also referring to Fig. 1 to 9, a kind of welding system of tablet, have：For treating posetionof weld to tablet P
Applying vibrational energy makes its ultrasonic wave welding device 30 fused with one another；And for increasing and decreasing the conveyance speed V of tablet0Make institute
State the conveyance speed V that tablet imports speed change gear1With transporting speed V derived from speed change gear2Equal speed change gear 100.
Wherein, speed change gear 100 has：The first dancer 11 for the tablet P being sent into from upstream is received, will be processed
The second dancer 12 that tablet P afterwards is downstream sent out, make the first dancer 11, the second dancer 12 along mutual identical side
To the first drive mechanism 13 of reciprocal transverse motion, and the first dancer 11, the second dancer 12 is set to make speed change gyration
The second drive mechanism 14.One speed change cycle of the first drive mechanism 13, equal to a speed change week of the second drive mechanism 14
Phase.
The above-mentioned dancer 12 of first dancer 11 and second can carry out reciprocal horizontal stroke in the presence of the first drive mechanism 13
Shifting movement, at the same time, speed change gyration can also be carried out in the presence of the second drive mechanism 14.
Above-mentioned " tablet " is formed by making multiple thermoplastics of the mutual deposition of needs overlapping, with regard to the present embodiment
Speech, it refers to the common pants type paper diaper of in the market, or is " drawing trousers ".Its structural representation see Chinese patent
Application No. CN01120406.0, Fig. 2 parts are entered in the Figure of description of entitled " manufacture methods of disposable shorts "
Row understands.
Specifically, above-mentioned thermoplastic can use by the block copolymer of polystyrene, polyisoprene it is embedding
Single material in section copolymer, the block copolymer of polybutadiene, the copolymer of ethene, natural rubber and carbamate
The layered product of retractility film, flexible nonwoven fabrics, retractility film and non-woven fabrics that material or at least two materials of mixing form or rubber
The layered product of tree lace and non-woven fabrics is formed.
Ultrasonic wave welding device 30 sets one or more groups of between the first dancer 11 and the second dancer 12, and it is to piece
The welding operation of shape thing occurs between two dancers 11,12 in the slack-off time interval of linear velocity.
Next ultrasonic wave welding device is specifically described.
As shown in figure 1, two groups of ultrasonic wave welding devices 30 are set between the first dancer 11 and the second dancer 12, its
Welding operation to tablet occurs between two dancers 11,12 in the slack-off time interval of linear velocity.
The ultrasonic wave welding device 30 has converter, amplifier, ultrasonic horn 31, the anvil relative with ultrasonic horn
Roller 32 and automatic regulating apparatus.
Wherein, converter produces ultrasonic activation according to electric signal, and converter is connected with amplifier.
Amplifier is amplified to ultrasonic activation caused by converter, and amplifier is connected with ultrasonic horn.
Ultrasonic horn 31 is vibrated using the ultrasonic activation after being amplified by amplifier, and the top of ultrasonic horn is being advised
Positioning is set on position corresponding with the outer peripheral face of anvil roller 32.
Thus, tablet P is arranged between ultrasonic horn 31 and anvil roller 32, with the rotation of anvil roller 32, utilizes ultrasound
The vibrations of ripple loudspeaker 31 and welding tablet P.Thus, junction surface is formed in tablet P assigned position.
The purpose of automatic regulating apparatus has two, first, the distance by the top of ultrasonic horn 31 and the outer peripheral face of anvil roller 32
Predetermined distance is maintained into, to ensure the intensity of welding；Second, two ultrasonic wave welding devices 30 are adjusted when being related to product escape
The distance between upper ultrasonic horn 31.Certainly for the latter, it can also use and set up regulating roller between two ultrasonic horns,
To change the scheme of distance between the two.Due to receiving the time lengthening of vibration, so the tablet receiving of unit area is shaken
Kinetic energy quantitative change is big, therefore improves the reliability of welding.
Certainly also can be as shown in Fig. 2 ultrasonic wave welding device 30 be configured into one, the program can also realize the present invention's
Purpose, its operation principle as hereinbefore, have the low advantage of cost, and scheme of the right welding efficiency than two groups has much room for improvement.
An example of the first drive mechanism, the second drive mechanism is illustrated below.
First drive mechanism 13 includes two pulleys 15, and the reciprocal traversing belt 16 being set on two pulleys 15.
In reciprocal traversing the first connector 17 being pivotally connected with the first dancer 11 with being provided with belt 16, with
And the second connector 18 being pivotally connected with the second dancer 12.One in above-mentioned two pulley 15 is drive
Movable pulley, the driving pulley carry out positive and negative rotation by the first servomotor (not shown).The arrow W_A illustrated in Fig. 4 is represented
The reciprocating direction of first drive mechanism.
Second drive mechanism 14 is used to make the first dancer 11 and the second dancer 12 with identical peripheral speed be turned
Dynamic, it has：Rotatable input roller 20 positioned at the upstream side of the first dancer 11, positioned at the downstream of the second dancer 12 can
The outlet roller 21 of rotation, for the driven roller for driving the first dancer 11 and the second dancer 12 to be rotated with identical peripheral speed
22, several jockey pulleys 23, and the timing belt 24 being erected on above-mentioned each roller 11,12,20,21,22,23.
Wherein, input roller 20 guides tablet P to be moved to the first dancer 11, and outlet roller 21 is guided from the second dancer 12
Tablet is exported, the driven roller 22 connects the second servomotor and drives each roller synchronous speed change revolution fortune by timing belt 24
It is dynamic.The arrow W_B illustrated in Fig. 4 represents the direction of rotation of the second drive mechanism.
As shown in figure 3, so that tablet integrally turns left conveyance from the right side as an example, tablet P is floating around input roller 20, first successively
Dynamic roller 11, the second dancer 12 and outlet roller 21, tablet import the conveyance speed V of speed change gear1With being exported from speed change gear
Conveyance speed V2It is equal, V0Represent conveyance speed or linear velocity of the tablet between two dancers.
First, when CD section tablet linear velocities between needing to increase by two dancers 11,12, the first dancer 11 and the
Two dancers 12 simultaneously along with tablet conveyance direction D0Identical direction D1Motion, i.e., shown in Fig. 5；
2nd, when CD section tablet linear velocities between needing to reduce by two dancers 11,12, the first dancer 11 and the
Two dancers 12 simultaneously along with tablet conveyance direction D0Opposite direction D2Motion, i.e., shown in Fig. 6.
Above-mentioned speed change gear alternately repeatedly carries out the high speed conveyance and low speed conveyance of tablet.Process is transported in high speed
In, tablet P of the translational speed than entering the first dancer 11 of the tablet P between two dancers 11,12 speed is big.Separately
On the one hand in low speed conveyance, piece of the translational speed than entering the first dancer 11 of the tablet P between two dancers 11,12
Shape thing P speed is small.
It is as shown in Figs. 7-9, in the case of in ultrasonic bonding, tablet deceleration percentage is 50%, the first driving machine
On structure 13 in the drive mechanism 14 of driving pulley 15 and second driven roller 22 angular displacement curve movement, with tablet two float
Laws about modified speed between roller.
Above-described embodiment is only to presently preferred embodiments of the present invention, and not the scope of the present invention is defined, therefore not
On the premise of departing from design spirit of the present invention, those of ordinary skill in the art are to construction, feature and principle institute of the present invention
The equivalence changes or decoration made, all should fall within the scope of protection of the present invention.
Claims (10)
1. a kind of welding system of tablet, tablet is transported to one side, each other, its feature exists tablet described in the welding of one side
In, including：
Ultrasonic wave welding device, for treating that posetionof weld applies vibrational energy to tablet, make its fused with one another；And
Speed change gear, for increasing and decreasing the conveyance speed of tablet so that the tablet import the conveyance speed of speed change gear with
It is equal that speed is transported derived from speed change gear；
Wherein, the speed change gear has the first dancer for receiving the tablet being sent into from upstream, by the piece after processing
The second dancer that shape thing is downstream sent out, make the first dancer, the second dancer along the reciprocal traversing fortune in mutual identical direction
The first dynamic drive mechanism, and the second drive mechanism for making the first dancer, the second dancer make speed change gyration；It is described
First dancer and the second dancer carry out reciprocal transverse motion in the presence of the first drive mechanism, at the same time two dancers
Speed change gyration is carried out also in the presence of the second drive mechanism；
The ultrasonic wave welding device sets one or more groups of between the first dancer and the second dancer, and it is to tablet
Welding operation occurs between two dancers in the slack-off time interval of linear velocity.
2. the welding system of tablet as claimed in claim 1, it is characterised in that：One speed change week of first drive mechanism
Phase, equal to a speed change cycle of the second drive mechanism.
3. the welding system of tablet as claimed in claim 1, it is characterised in that：First drive mechanism is used to drive first
Dancer and the second dancer carried out along the direction identical or opposite with tablet conveyance direction it is reciprocal traversing, during this
The vibration-direction of two dancers keeps identical and speed sync；When linear velocity between needing two dancers of reduction,
Two dancers move along the direction opposite with tablet conveyance direction simultaneously；The linear velocity between two dancers of increase are needed
When, two dancers move along with tablet conveyance direction identical direction simultaneously.
4. the welding system of tablet as claimed in claim 3, it is characterised in that：First drive mechanism includes two pulleys, with
And be set on two pulleys reciprocal traversing uses belt；One in above-mentioned two pulley is driving pulley, on the driving pulley
It is connected with the first servomotor for controlling its positive and negative rotation.
5. the welding system of tablet as claimed in claim 4, it is characterised in that：It is described reciprocal traversing to be also equipped with belt
The first connector being pivotally connected with the first dancer, and with the second dancer pivotally phase
Second connector of connection.
6. the welding system of tablet as claimed in claim 1, it is characterised in that：Second drive mechanism is used to make first to float
Dynamic roller and the second dancer are rotated with identical peripheral speed.
7. the welding system of tablet as claimed in claim 6, it is characterised in that：Second drive mechanism includes：Positioned at
The rotatable input roller of one dancer upstream side, the rotatable outlet roller positioned at the second dancer downstream, for driving
The driven roller that first dancer and the second dancer are rotated with identical peripheral speed, several jockey pulleys, and be erected at
State the timing belt on each roller；
The input roller guiding tablet moves to the first dancer, and outlet roller guiding exports tablet from the second dancer.
8. the welding system of tablet as described in any one of claim 1 to 7, it is characterised in that：The ultrasonic wave welding device
With converter, amplifier, ultrasonic horn and the anvil roller relative with ultrasonic horn.
9. the welding system of tablet as claimed in claim 8, it is characterised in that：The ultrasonic wave welding device also includes automatic
Adjusting apparatus.
10. the welding system of tablet as claimed in claim 8, it is characterised in that：Also include being arranged at adjacent ultrasonic ripple welding
It is used for the regulating roller for adjusting tablet length between ultrasonic horn between device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611171229.7A CN107662344A (en) | 2016-12-17 | 2016-12-17 | The welding system of tablet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611171229.7A CN107662344A (en) | 2016-12-17 | 2016-12-17 | The welding system of tablet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107662344A true CN107662344A (en) | 2018-02-06 |
Family
ID=61122267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611171229.7A Pending CN107662344A (en) | 2016-12-17 | 2016-12-17 | The welding system of tablet |
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| CN (1) | CN107662344A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108312551A (en) * | 2018-02-11 | 2018-07-24 | 瑞光（上海）电气设备有限公司 | Ultrasonic wave hybrid system |
| CN108312551B (en) * | 2018-02-11 | 2023-11-10 | 瑞光（上海）电气设备有限公司 | Ultrasonic composite system |
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| CN111184291A (en) * | 2020-03-02 | 2020-05-22 | 黄山富田精工制造有限公司 | Continuous manufacturing method of mask |
| CN111977089A (en) * | 2020-08-05 | 2020-11-24 | 福建恒安集团有限公司 | Paper diaper sealing device |
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Address after: 18 No. 245000, Penglai Road, Huangshan City Economic Development Zone, Anhui Applicant after: Huangshan Futian Precision Manufacturing Co., Ltd Address before: 18 No. 245000, Penglai Road, Huangshan City Economic Development Zone, Anhui Applicant before: HUANGSHAN FUTIAN JINGGONG MANUFACTURING Co.,Ltd. |