CN110103577B - Automatic valve closing mechanism and transfer printing equipment - Google Patents
Automatic valve closing mechanism and transfer printing equipment Download PDFInfo
- Publication number
- CN110103577B CN110103577B CN201910434952.7A CN201910434952A CN110103577B CN 110103577 B CN110103577 B CN 110103577B CN 201910434952 A CN201910434952 A CN 201910434952A CN 110103577 B CN110103577 B CN 110103577B
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- China
- Prior art keywords
- push rod
- rotating shaft
- matched
- transfer printing
- valve closing
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Links
- 238000010023 transfer printing Methods 0.000 title claims abstract description 45
- 230000000670 limiting effect Effects 0.000 claims abstract description 17
- 238000000605 extraction Methods 0.000 claims description 13
- 230000006698 induction Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000002023 wood Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
- B41F16/0073—Transfer printing apparatus for printing from an inked or preprinted foil or band with means for printing on specific materials or products
- B41F16/008—Transfer printing apparatus for printing from an inked or preprinted foil or band with means for printing on specific materials or products for printing on three-dimensional articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention aims to provide an automatic valve closing mechanism and transfer printing equipment which are high in production efficiency, low in labor cost and good in stability. The automatic valve closing mechanism comprises a fixed seat, a driving mechanism, a first rotating shaft, a first push rod and a second push rod, wherein the first rotating shaft penetrates through and is in rotary fit with the fixed seat, the first push rod and the second push rod are respectively fixed at two ends of the first rotating shaft, the driving mechanism is fixed on the fixed seat, the first push rod is connected with the movable end of the driving mechanism, the driving mechanism drives the first rotating shaft to rotate through the first push rod, a push plate and a limiting block are arranged on the second push rod, the push plate is in hinged fit with the second push rod, and the limiting block is fixed at one side of the push plate; the transfer printing equipment comprises the automatic valve closing mechanism, the rotary vacuum mechanism, the air pumping mechanism, the transfer printing furnace and the inflation mechanism, wherein the automatic valve closing mechanism is positioned between the transfer printing furnace and the inflation mechanism. The invention is applied to the technical field of profile transfer printing.
Description
Technical Field
The invention relates to an automatic valve closing mechanism and transfer printing equipment.
Background
Along with the increasing application of aluminum profiles to daily life of people, wood grain textures are mostly added on the surface of the aluminum profiles for building in order to meet aesthetic requirements of people. The wood grain transfer printing device uses transfer printing paper as a carrier, uses negative pressure to fully contact the transfer printing paper with a section bar to be transferred, and transfers the grain to the surface of the section bar at a specific temperature. The traditional transfer printing equipment adopts a mode that a certain amount of sectional materials are sleeved with bags and pumped into a transfer printing furnace in batches for heating, however, the transfer printing mode has lower efficiency and needs more operators for operation. The existing aluminum profile wood grain transfer printing equipment adopting a rotary vacuumizing device consists of a transfer printing furnace, a rotary aluminum profile conveying device, a vacuumizing mechanism and an inflating mechanism. After the aluminum profile wood grain transfer printing is successfully carried out of the baking furnace, before the transfer film bag is inflated, a ball valve opened at the feeding end of an original vacuum pipe is required to be closed, so that the negative pressure vacuumizing is prevented from being influenced by positive pressure inflation. At present, the manual valve for closing the original ball valve opened at the feeding end of the vacuum pipeline is generally adopted manually, but the output efficiency is lower, an operator is required to operate in time, and a plurality of operators are required to operate.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects of the prior art and providing an automatic valve closing mechanism and transfer printing equipment which are high in production efficiency, low in labor cost and good in stability.
The technical scheme adopted by the invention is as follows: the automatic valve closing mechanism comprises a fixed seat, a driving mechanism, a first rotating shaft, a first push rod and a second push rod, wherein the first rotating shaft penetrates through and is in running fit with the fixed seat, the first push rod and the second push rod are respectively fixed at two ends of the first rotating shaft, the driving mechanism is fixed on the fixed seat, the first push rod is connected with the movable end of the driving mechanism, the driving mechanism drives the first rotating shaft to rotate through the first push rod, a push plate and a limiting block are arranged on the second push rod, the push plate is in hinged fit with the second push rod, and the limiting block is fixed at one side of the push plate.
According to the scheme, the push plate is used for being matched with the valve rod of the valve to be closed, the driving mechanism drives the first rotating shaft to rotate through the first push rod, so that the push plate rotates by taking the first rotating shaft as a rotating center, when the valve rod of the valve to be closed passes through the push plate, the push plate rotates along the hinging center under the acting force of the valve rod, so that the normal operation of the external slewing mechanism is avoided, when the valve rod passes through the push plate, the push plate resets under the dual actions of gravity and the torsion spring, at the moment, the driving mechanism starts to drive the push plate to rotate by taking the first rotating shaft as the rotating center, the push plate stops rotating along the hinging center under the limiting action of the limiting block and is in rigid contact with the valve rod, and the valve rod is driven to rotate so as to realize valve closing action. Through adopting above-mentioned structure to realize automatic valve closing action, and then improve the production efficiency of transfer printing section bar, reduce required operator quantity simultaneously, make transfer printing equipment work required cost of labor low, adopt the pivot transmission to improve the motion precision of push pedal, make simultaneously the motion of push pedal is more stable.
The driving mechanism comprises a driving cylinder and a second rotating shaft, wherein the second rotating shaft is fixed on the movable end of the driving cylinder, a sliding groove is formed in the first push rod, and the second rotating shaft is in sliding fit with the sliding groove.
According to the scheme, certain resistance exists when the valve rod is rotated, enough thrust can be provided by adopting the air cylinder as a power source, and meanwhile, the condition that the power source heats caused by power assistance can be avoided. The first push rod is pushed to rotate through the second rotating shaft, and meanwhile the first push rod can not influence the movement of the second rotating shaft when rotating through the sliding groove.
Further preferably, a pressing block is fixed at one end of the second rotating shaft away from the driving cylinder, and the pressing block is matched with the first push rod.
According to the scheme, the second rotating shaft is placed by the pressing block to slide off the second push rod.
The push plate is hinged to the second push rod through a third rotating shaft, a torsion spring is sleeved on the third rotating shaft, one end of the torsion spring is matched with the second push rod, and the other end of the torsion spring is matched with one surface, away from the limiting block, of the push plate.
According to the scheme, the torsion spring is arranged to provide resetting force for the push plate, so that the reset speed of the push plate is faster, and the working efficiency is effectively improved.
In one preferred scheme, the outer edges of two sides of one end of the push plate are rounded, and the end is in hinged fit with the second push rod.
According to the scheme, the pushing plate is prevented from being blocked with the second push rod by adopting the round-angle-shaped outer edge.
The transfer printing equipment comprises the automatic valve closing mechanism, and further comprises a rotary vacuum mechanism, an air extracting mechanism, a transfer printing furnace and an air charging mechanism, wherein the air extracting mechanism, the transfer printing furnace and the air charging mechanism are matched with the rotary vacuum mechanism in sequence, the automatic valve closing mechanism is positioned between the transfer printing furnace and the air charging mechanism, the rotary vacuum mechanism comprises the rotary mechanism and a plurality of vacuum units fixed on the rotary mechanism, the vacuum units are sequentially connected in series through flexible vacuum tubes, each vacuum unit comprises an air extracting joint, a tee joint, a ball valve, an air charging joint and a transfer printing film bag sleeve, the two interfaces of the tee joint are respectively connected with the two flexible vacuum tubes at two ends, the air extracting joint is matched with the air extracting structure, the air charging joint is matched with the air charging mechanism, the valve rod is matched with a ball valve, the driving mechanism drives the first rotary shaft to rotate, and the ball valve is further closed, so that the vacuum part of the vacuum unit is isolated from the air charging joint and the transfer printing film bag sleeve.
According to the scheme, the ball valve of the vacuum unit connected with the transferred section is closed through the automatic valve closing mechanism, so that the transferred section is isolated from the vacuum part, the air pressure of the vacuum part is prevented from being influenced when the air charging mechanism charges the transfer film bag on the section, the transfer film bag in the transfer furnace is further guaranteed to be clung to the section, and the transfer quality is guaranteed. The inflation mechanism is used for inflating the transfer film bag on the transferred profile so as to enable the transfer film bag to be removed more easily.
In one preferred scheme, the vacuum unit further comprises a sensing piece, the automatic valve closing mechanism further comprises a sensor matched with the sensing piece, and when the sensing piece triggers the sensor, the rotation center of the valve rod and the axis of the first rotating shaft are located on the same plumb line.
According to the scheme, the induction piece is matched with the inductor, so that the starting time of the automatic valve closing mechanism is ensured to be more accurate.
Drawings
FIG. 1 is a schematic view of the automatic valve closing mechanism;
FIG. 2 is a schematic view of the structure of the automatic valve closing mechanism in an initial state;
FIG. 3 is a schematic view of the structure of the automatic valve closing mechanism in a first operating state;
FIG. 4 is a schematic view of the structure of the automatic valve closing mechanism in a second operating state;
FIG. 5 is a schematic view of the automatic valve closing mechanism in a reset state;
FIG. 6 is a schematic view of a part of the structure of the transfer apparatus;
fig. 7 is a schematic structural view of the automatic valve closing mechanism cooperating with the vacuum unit.
Description of the embodiments
As shown in fig. 1 to 7, in this embodiment, the automatic valve closing mechanism includes a fixing seat 1, a driving mechanism, a first rotating shaft 2, a first push rod 3 and a second push rod 4, the first rotating shaft 2 passes through and is in running fit with the fixing seat 1, the first push rod 3 and the second push rod 4 are respectively fixed at two ends of the first rotating shaft 2, the driving mechanism is fixed on the fixing seat 1, the first push rod 3 is connected with a movable end of the driving mechanism, the driving mechanism drives the first rotating shaft 2 to rotate through the first push rod 3, a push plate 5 and a limiting block 6 are arranged on the second push rod 4, the push plate 5 is in hinged fit with the second push rod 4, and the limiting block 6 is fixed at one side of the push plate 5.
The driving mechanism comprises a driving cylinder 7 and a second rotating shaft 8, the second rotating shaft 8 is fixed on the movable end of the driving cylinder 7, a sliding groove 9 is formed in the first push rod 3, and the second rotating shaft 8 is in sliding fit with the sliding groove 9.
And a pressing block 10 is fixed at one end of the second rotating shaft 8, which is far away from the driving cylinder 7, and the pressing block 10 is matched with the first push rod 3.
The push plate 5 is in hinged fit on the second push rod 4 through a third rotating shaft 11, a torsion spring 12 is sleeved on the third rotating shaft 11, one end of the torsion spring 12 is matched with the second push rod 4, and the other end of the torsion spring 12 is matched with one surface, away from the limiting block 6, of the push plate 5.
The outer edges of two sides of one end of the push plate 5 are rounded, and the end is hinged and matched with the second push rod 4.
The transfer printing equipment comprises the automatic valve closing mechanism, and further comprises a rotary vacuum mechanism 13, an air extraction mechanism 14, a transfer printing furnace 15 and an inflation mechanism 16, wherein the air extraction mechanism 14, the transfer printing furnace 15 and the inflation mechanism 16 are matched with the rotary vacuum mechanism 13 in sequence, the automatic valve closing mechanism is positioned between the transfer printing furnace 15 and the inflation mechanism 16, the rotary vacuum mechanism 13 comprises a rotary mechanism and a plurality of vacuum units fixed on the movable part of the rotary mechanism, the vacuum units are sequentially connected in series through flexible vacuum tubes 17, each vacuum unit comprises an air extraction joint 18, a three-way joint 19, a ball valve 20, an inflation joint 21 and a transfer printing film bag sleeve 22 which are sequentially connected, two interfaces of the three-way joint 19 are respectively connected with the two flexible vacuum tubes 17 at two ends, the air extraction joint 18 is matched with the air extraction structure, the inflation joint 21 is matched with the inflation mechanism 16, the valve rod of the ball valve 20 is matched with the push plate 5, the driving mechanism drives the first 2 to rotate, and the push plate 5 drives the rotary shaft 20 to close the valve rod 20, and the vacuum bag sleeve 22 is further connected with the vacuum bag sleeve.
The vacuum unit further comprises a sensing piece 23, the automatic valve closing mechanism further comprises a sensor 24 matched with the sensing piece 23, and when the sensing piece 23 triggers the sensor 24, the rotation center of the valve rod and the axis of the first rotating shaft 2 are located on the same plumb line.
The rotary mechanism is a rotary transmission chain driven by a motor, and a plurality of vacuum units are fixed on chain links of the rotary transmission chain.
The working flow of the invention is as follows:
the operator places the profile sleeved with the transfer film bag on the vacuum unit at the input side of the transfer printing furnace 15, and loads the bag opening of the transfer printing film bag into the transfer printing film bag sleeve 22, at the moment, the ball valves of the vacuum units are in an open state, a plurality of vacuum units are connected in series through a plurality of flexible vacuum tubes to form a sealed pipeline space, the air extraction mechanism is in butt joint with the air extraction structure 18 to extract air in the sealed pipeline space, negative pressure air extraction is generated at the bag opening of the transfer printing film bag, so that the transfer printing film is clung to the profile, and the rotary mechanism is started to drive the vacuum units to enter the transfer printing furnace 15 for high-temperature transfer printing.
After the transfer printing is finished, the profile is output from the transfer printing furnace 15, as shown in fig. 2 and 3, when the valve rod of the ball valve 20 passes through the push plate 5, the push plate 5 is pushed to rotate in a direction away from the limiting block 6 and compress the torsion spring 12, and when the valve rod passes through the push plate 5, the push plate 5 is reset under the action of the elasticity of the torsion spring 12.
When the sensor piece 23 triggers the sensor 24, the rotation mechanism stops running, the rotation center of the valve rod and the axis of the first rotating shaft 2 are located on the same plumb line, the driving cylinder 7 stretches out to drive the first rotating shaft 2 to rotate, as shown in fig. 4, the push plate 5 is in hard contact with the valve rod under the limiting effect of the limiting block 6, and rotates along with the first rotating shaft 2 to drive the valve rod to rotate to close the ball valve 20, so that the inflation connector 21, the transfer film bag sleeve 22 and the sealed pipeline space are isolated, then the automatic valve closing mechanism resets, the rotation mechanism continues running, the inflation mechanism 16 is in butt joint with the inflation connector 21 to inflate the transfer film bag, and then the transfer film bag is separated from the transferred profile.
The invention is applied to the technical field of profile transfer printing.
While the embodiments of this invention have been described in terms of practical aspects, they are not to be construed as limiting the meaning of this invention, and modifications to the embodiments and combinations with other aspects thereof will be apparent to those skilled in the art from this description.
Claims (4)
1. A transfer apparatus comprising an automatic valve closing mechanism, characterized in that: the automatic transfer printing device comprises a rotary vacuum mechanism (13), an air extraction mechanism (14), a transfer printing furnace (15) and an inflation mechanism (16), wherein the air extraction mechanism (14), the transfer printing furnace (15) and the inflation mechanism (16) are sequentially matched with the rotary vacuum mechanism (13), an automatic valve closing mechanism is positioned between the transfer printing furnace (15) and the inflation mechanism (16), the rotary vacuum mechanism (13) comprises a rotary mechanism and a plurality of vacuum units fixed on the movable part of the rotary mechanism, the vacuum units are sequentially connected in series through flexible vacuum tubes (17), each vacuum unit comprises an air extraction joint (18), a three-way joint (19), a ball valve (20), an inflation joint (21) and a transfer film bag sleeve (22) which are sequentially connected, two interfaces of the three-way joint (19) are respectively connected with the two flexible vacuum tubes (17) at two ends, the air extraction joint (18) is matched with the air extraction mechanism, the inflation joint (21) is matched with the inflation mechanism (16), the automatic valve closing mechanism comprises a fixed seat (1), a first rotary shaft (2), a first push rod (4) and a second push rod (2) are driven to pass through the fixed seat (2), the first push rod (3) and the second push rod (4) are respectively fixed at two ends of the first rotating shaft (2), the driving mechanism is fixed on the fixed seat (1), the first push rod (3) is connected with the movable end of the driving mechanism, the driving mechanism drives the first rotating shaft (2) to rotate through the first push rod (3), the second push rod (4) is provided with a push plate (5) and a limiting block (6), the push plate (5) is in hinged fit with the second push rod (4), and the limiting block (6) is fixed at one side of the push plate (5); the driving mechanism comprises a driving air cylinder (7) and a second rotating shaft (8), the second rotating shaft (8) is fixed on the movable end of the driving air cylinder (7), a sliding groove (9) is formed in the first push rod (3), and the second rotating shaft (8) is in sliding fit with the sliding groove (9); the valve rod of the ball valve (20) is matched with the push plate (5), and the driving mechanism drives the first rotating shaft (2) to rotate; the pushing plate (5) drives the valve rod to rotate so as to close the ball valve (20), so that the vacuum part of the vacuum unit is isolated from the inflation connector (21) and the transfer film bag sleeve (22); the vacuum unit further comprises an induction piece (23), the automatic valve closing mechanism further comprises an inductor (24) matched with the induction piece (23), and when the induction piece (23) triggers the inductor (24), the rotation center of the valve rod and the axis of the first rotating shaft (2) are located on the same plumb line.
2. A transfer apparatus including an automatic valve closing mechanism according to claim 1, characterized in that: one end of the second rotating shaft (8) far away from the driving cylinder (7) is fixedly provided with a pressing block (10), and the pressing block (10) is matched with the first push rod (3).
3. A transfer apparatus including an automatic valve closing mechanism according to claim 1, characterized in that: the push plate (5) is hinged to be matched with the second push rod (4) through a third rotating shaft (11), a torsion spring (12) is sleeved on the third rotating shaft (11), one end of the torsion spring (12) is matched with the second push rod (4), and the other end of the torsion spring (12) is matched with one surface, away from the limiting block (6), of the push plate (5).
4. A transfer apparatus including an automatic valve closing mechanism according to claim 1, characterized in that: the outer edges of two sides of one end of the push plate (5) are round corners, and the end is hinged and matched with the second push rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434952.7A CN110103577B (en) | 2019-05-23 | 2019-05-23 | Automatic valve closing mechanism and transfer printing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434952.7A CN110103577B (en) | 2019-05-23 | 2019-05-23 | Automatic valve closing mechanism and transfer printing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110103577A CN110103577A (en) | 2019-08-09 |
| CN110103577B true CN110103577B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910434952.7A Active CN110103577B (en) | 2019-05-23 | 2019-05-23 | Automatic valve closing mechanism and transfer printing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN110103577B (en) |
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| DE3936628A1 (en) * | 1989-11-03 | 1991-05-08 | Norbert Noetzold | Water-closet tank flushing mechanism - has valve hinging via driving fork on rocker beam |
| EP1431525A1 (en) * | 2002-12-13 | 2004-06-23 | MAHLE Ventiltrieb GmbH | Control device for valves in a combustion engine |
| JP2012101549A (en) * | 2009-11-19 | 2012-05-31 | Navitas Co Ltd | Pattern transfer device |
| CN204249528U (en) * | 2014-11-18 | 2015-04-08 | 李冠华 | One vacuumizes automatic transfer printing aluminium section bar equipment |
| JP2015089631A (en) * | 2013-11-06 | 2015-05-11 | ヤマト商工有限会社 | Chamber for transfer device, and transfer method and transfer device using chamber for transfer device |
| CN105034562A (en) * | 2015-05-04 | 2015-11-11 | 重庆华卓达动力机械制造有限公司 | Door leaf vacuum thermal transfer printer |
| CN106704624A (en) * | 2016-12-27 | 2017-05-24 | 浙江新涛电子机械股份有限公司 | Fuel gas plug valve with simplified structure |
| CN206738676U (en) * | 2017-05-15 | 2017-12-12 | 中山市金艺金属制品有限公司 | A kind of Ultrathin safety type faucet valve magnetic valve device for opening |
| CN109283915A (en) * | 2018-09-30 | 2019-01-29 | 珠海市运泰利自动化设备有限公司 | A kind of intelligent pneumatic power system with self-diagnostic function |
| CN210501849U (en) * | 2019-05-23 | 2020-05-12 | 珠海达明科技有限公司 | Automatic valve closing mechanism and transfer printing equipment |
-
2019
- 2019-05-23 CN CN201910434952.7A patent/CN110103577B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3936628A1 (en) * | 1989-11-03 | 1991-05-08 | Norbert Noetzold | Water-closet tank flushing mechanism - has valve hinging via driving fork on rocker beam |
| EP1431525A1 (en) * | 2002-12-13 | 2004-06-23 | MAHLE Ventiltrieb GmbH | Control device for valves in a combustion engine |
| JP2012101549A (en) * | 2009-11-19 | 2012-05-31 | Navitas Co Ltd | Pattern transfer device |
| JP2015089631A (en) * | 2013-11-06 | 2015-05-11 | ヤマト商工有限会社 | Chamber for transfer device, and transfer method and transfer device using chamber for transfer device |
| CN204249528U (en) * | 2014-11-18 | 2015-04-08 | 李冠华 | One vacuumizes automatic transfer printing aluminium section bar equipment |
| CN105034562A (en) * | 2015-05-04 | 2015-11-11 | 重庆华卓达动力机械制造有限公司 | Door leaf vacuum thermal transfer printer |
| CN106704624A (en) * | 2016-12-27 | 2017-05-24 | 浙江新涛电子机械股份有限公司 | Fuel gas plug valve with simplified structure |
| CN206738676U (en) * | 2017-05-15 | 2017-12-12 | 中山市金艺金属制品有限公司 | A kind of Ultrathin safety type faucet valve magnetic valve device for opening |
| CN109283915A (en) * | 2018-09-30 | 2019-01-29 | 珠海市运泰利自动化设备有限公司 | A kind of intelligent pneumatic power system with self-diagnostic function |
| CN210501849U (en) * | 2019-05-23 | 2020-05-12 | 珠海达明科技有限公司 | Automatic valve closing mechanism and transfer printing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110103577A (en) | 2019-08-09 |
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