CN101733923B - Braking mechanism of rotary drawing and blowing machine - Google Patents
Braking mechanism of rotary drawing and blowing machine Download PDFInfo
- Publication number
- CN101733923B CN101733923B CN 200810162561 CN200810162561A CN101733923B CN 101733923 B CN101733923 B CN 101733923B CN 200810162561 CN200810162561 CN 200810162561 CN 200810162561 A CN200810162561 A CN 200810162561A CN 101733923 B CN101733923 B CN 101733923B
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- brake
- main shaft
- rotary
- rotary main
- transmission shaft
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Abstract
The invention relates to a braking mechanism of a rotary drawing and blowing machine. The rotary drawing and blowing machine comprises a feeding mechanism, a heating device, a drawing and blowing mechanism and a bottle taking mechanism, wherein the drawing and blowing mechanism comprises a drawing mechanism, a blowing mechanism and a mold opening and closing mechanism. The drawing and blowing mechanism is driven by a rotary main shaft to rotate in a circumferential direction, and the rotary main shaft is driven by a motor. The braking mechanism is characterized in that the lower part of the rotary main shaft is provided with a driven gear; the motor is connected with a transmission shaft through a synchronous belt and a synchronous pulley, and a driving gear is fixedly connected outside the transmission shaft; the driving gear is mutually engaged with the driven gear, and a braking disc is fixed connected under the driving gear; and the top and the bottom surfaces of the braking disc are respectively in contact with an upper brake pad and a lower brake pad of a brake. The technical scheme has the advantages that the braking disc is installed on the additional transmission shaft, the transmission shaft transmits power to the rotary main shaft through the gears, which avoids damaging the rotary main shaft, and thus, the maintenance rate is low and the cost is reduced; and the special brake is used for control, so that service life is long and the braking effect is good.
Description
Technical field
The present invention relates to the plastic hollow vessel drawing-blowing forming machine, particularly relate to the arrestment mechanism of rotary drawing and blowing machine, belong to plastics machinery and make the field.
Background technology
Adopt to annotate hollow plastic containers such as stretch blow processing mineral water bottle, oil bottle, at first plastic raw materials (like PET etc.) is annotated and processed the bottle pipe, by heater the bottle pipe is heated again, then manage the stretch blow moulding through the bottle of stretch blow machine after heating by injection machine.Because the operating efficiency of reciprocating type stretch blow machine is lower; So someone has invented rotary drawing and blowing machine; Rotary drawing and blowing machine has a rotary main shaft; A plurality of Stretch and Blow Mechanisms of being made up of drawing mechanism, inflatable body and clasp mould mechanism etc. are upwards evenly installed in the footpath of rotary main shaft, thereby realize multistation (like three stations, four stations, five stations or the like) production.Its rotary main shaft is generally by driven by motor, still when motor is shut down, because inertia force is arranged; Make rotary main shaft can't be reliably, stably stop, so generally all be provided with arrestment mechanism, existing arrestment mechanism is an affixed brake disc on rotary main shaft; Adopt two relative cylinders again, the piston rod of two cylinders is affixed brake(-holder) block respectively, when need brake; The piston rod of two cylinders is stretched out, drive corresponding brake(-holder) block respectively and embrace brake disc, utilize the friction between brake(-holder) block and the brake disc that rotary main shaft is stopped operating; But because inertia force is bigger, cylinder, rotary main shaft all damage easily, and a plurality of Stretch and Blow Mechanisms are housed on the rotary main shaft; Make main shaft change trouble, the brake(-holder) block on the cylinder piston rod is prone to lose efficacy, and braking effect is poor.
Summary of the invention
The objective of the invention is provides a kind of rotary main shaft of avoiding damaging, good braking effect, the arrestment mechanism of the rotary drawing and blowing machine of long service life in order to overcome the shortcoming that prior art exists.
The technical scheme of the arrestment mechanism of rotary drawing and blowing machine of the present invention is: rotary drawing and blowing machine comprises feed mechanism, heater, Stretch and Blow Mechanism and bottle-fetching mechanism; Stretch and Blow Mechanism comprises drawing mechanism, inflatable body and clasp mould mechanism; Stretch and Blow Mechanism drives the motion that rotates in a circumferential direction by rotary main shaft; Rotary main shaft is characterized in that by driven by motor driven gear is installed in the bottom of said rotary main shaft, and described motor is with through synchronously and is connected power transmission shaft with synchronous pulley; The outer affixed driving gear of power transmission shaft; Driving gear is meshed with driven gear, affixed brake disc under the driving gear, the end face of brake disc and bottom surface respectively with brake on last brake(-holder) block and following brake(-holder) block contact.
Compared with present technology the arrestment mechanism of rotary drawing and blowing machine of the present invention, has following advantage: first; Brake disc is installed on the additional power transmission shaft, and power transmission shaft arrives rotary main shaft through gear with transmission of power, thereby avoids damaging rotary main shaft; Maintenance rate is low, thereby reduces cost; The second, adopt special-purpose brake to brake, long service life, braking effect is good.Its concrete course of work is following: motor is through the synchronous pulley of band drive synchronously; Synchronous pulley drives the driving gear rotation through power transmission shaft; Driving gear is meshed with driven gear; Thereby with transmission of power to rotary main shaft (rotation is supported in the revolution that promptly drives entire machine), to reach the purpose of whole rotary drawing and blowing machine rotation; When machine quits work, make motor outage earlier, the brake magnetic valve action on the motor forces brake work, and the upper and lower brake(-holder) block of brake rubs with the brake disc on the power transmission shaft, forces entire machine to stop the rotation to reach the purpose of brake.
The arrestment mechanism of rotary drawing and blowing machine of the present invention; Its described brake is 1 or 2 or 3, and the Stretch and Blow Mechanism of installing when rotary main shaft is many more, and promptly the station number is many more; As 10,14,16,20 etc.; Then rotary main shaft is big more, and inertia force is also big more, needs a plurality of brakes that rotary main shaft is stablized usually and stops.
Description of drawings
Fig. 1 is the structural representation of the arrestment mechanism of rotary drawing and blowing machine of the present invention.
The specific embodiment
The invention discloses a kind of arrestment mechanism of rotary drawing and blowing machine; Rotary drawing and blowing machine comprises feed mechanism, heater, Stretch and Blow Mechanism and bottle-fetching mechanism, and Stretch and Blow Mechanism comprises drawing mechanism, inflatable body and clasp mould mechanism, and Stretch and Blow Mechanism drives the motion that rotates in a circumferential direction by rotary main shaft; Rotary main shaft is by driven by motor; As shown in Figure 1, it is characterized in that driven gear 8 is installed in the bottom of said rotary main shaft 1, described motor 9 is through be with 2 to be connected power transmission shaft 4 with synchronous pulley 3 synchronously; Power transmission shaft 4 outer affixed driving gears 5; Driving gear 5 is meshed with driven gear 8,5 times affixed brake discs 6 of driving gear, the end face of brake disc 6 and bottom surface respectively with brake 7 on last brake(-holder) block 71 contact with following brake(-holder) block 72.Compared with present technology, have following advantage: the first, brake disc 6 is installed on the additional power transmission shaft 4, power transmission shaft 4 arrives rotary main shaft 1 through gear with transmission of power, thereby avoids damaging rotary main shaft, and maintenance rate is low, thereby reduces cost; The second, adopt special-purpose brake to brake, long service life, braking effect is good.The kind of brake is a lot, and like electromagnetic type brake, disc brake, comparatively commonly used is disc brake; Disc brake has multiple again, like pneumatics disc brake, oil pressure disc brake, air pressure disc brake etc., is example with the pneumatics disc brake; As shown in Figure 1, the pneumatics disc brake comprises shifting block 73 and following shifting block 74, and last shifting block 73 drives goes up brake(-holder) block 71; Following shifting block 74 drives brake(-holder) block 72 down; The concrete course of work of whole arrestment mechanism is following: motor 9 is through be with 2 to drive synchronous pulley 3 synchronously, and synchronous pulley 3 drives driving gear 5 rotations through power transmission shaft 4, and driving gear 5 is meshed with driven gear 8; Thereby to rotary main shaft 1, rotation is supported in the revolution that promptly drives complete machine with transmission of power; When machine quits work, make motor 9 outage earlier, the brake magnetic valve action on the motor 9 forces brake 7 work, and the upper and lower brake(-holder) block 71,72 of brake 7 rubs with the brake disc on the power transmission shaft 46, forces entire machine to stop the rotation to reach the purpose of brake.Its described brake 7 is 1 or 2 or 3; The Stretch and Blow Mechanism of directly upwards installing when rotary main shaft is many more; Be that the station number is many more, as 10,14,16,20 etc., then rotary main shaft is big more; Inertia force is also big more, needs a plurality of brakes that rotary main shaft is stablized usually and stops.
Claims (2)
1. the arrestment mechanism of rotary drawing and blowing machine; Rotary drawing and blowing machine comprises feed mechanism, heater, Stretch and Blow Mechanism and bottle-fetching mechanism; Stretch and Blow Mechanism comprises drawing mechanism, inflatable body and clasp mould mechanism, and Stretch and Blow Mechanism drives the motion that rotates in a circumferential direction by rotary main shaft, and rotary main shaft is by driven by motor; Driven gear (8) is installed in the bottom that it is characterized in that said rotary main shaft (1); Described motor (9) is connected power transmission shaft (4) through synchronous band (2) with synchronous pulley (3), the outer affixed driving gear (5) of power transmission shaft (4), and driving gear (5) is meshed with driven gear (8); Driving gear (5) is affixed brake disc (6) down, the end face of brake disc (6) and bottom surface respectively with brake (7) on last brake(-holder) block (71) and following brake(-holder) block (72) contact.
2. the arrestment mechanism of rotary drawing and blowing machine as claimed in claim 1 is characterized in that described brake (7) is 1 or 2 or 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810162561 CN101733923B (en) | 2008-11-25 | 2008-11-25 | Braking mechanism of rotary drawing and blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810162561 CN101733923B (en) | 2008-11-25 | 2008-11-25 | Braking mechanism of rotary drawing and blowing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101733923A CN101733923A (en) | 2010-06-16 |
| CN101733923B true CN101733923B (en) | 2012-12-05 |
Family
ID=42458196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810162561 Expired - Fee Related CN101733923B (en) | 2008-11-25 | 2008-11-25 | Braking mechanism of rotary drawing and blowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101733923B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534529B (en) * | 2010-12-24 | 2015-04-15 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Magnetron sputtering source and magnetron sputtering equipment |
| CN102672915A (en) * | 2011-03-08 | 2012-09-19 | 博创机械股份有限公司 | Motor plasticizing apparatus for injection molding machine |
| CN103624967A (en) * | 2013-11-18 | 2014-03-12 | 江苏华宇飞凌包装机械有限公司 | Braking device of revolved body in bottle blowing machine |
| CN105599277A (en) * | 2015-12-28 | 2016-05-25 | 江苏新美星包装机械股份有限公司 | Brake mechanism of rotary bottle blowing machine |
| JP6840194B2 (en) * | 2019-07-18 | 2021-03-10 | 三菱電機株式会社 | Electric braking device and vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4299549A (en) * | 1978-12-28 | 1981-11-10 | Yoshino Kogyosho Co., Ltd. | Heating blow-molding machine |
| CN201309248Y (en) * | 2008-11-25 | 2009-09-16 | 王自强 | Braking mechanism of rotary type stretch-blow machine |
-
2008
- 2008-11-25 CN CN 200810162561 patent/CN101733923B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4299549A (en) * | 1978-12-28 | 1981-11-10 | Yoshino Kogyosho Co., Ltd. | Heating blow-molding machine |
| CN201309248Y (en) * | 2008-11-25 | 2009-09-16 | 王自强 | Braking mechanism of rotary type stretch-blow machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101733923A (en) | 2010-06-16 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG EAST ZHOUQIANG PLASTIC + MOULD INDUSTRY C Free format text: FORMER OWNER: WANG ZIQIANG Effective date: 20130814 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130814 Address after: 318020 West Industrial Zone, Huangyan Economic Development Zone, Taizhou District, Zhejiang Province, four East Patentee after: Zhejiang East Zhouqiang Plastic & Mould Industry Co., Ltd. Address before: The West Industrial Park of Huangyan District of Taizhou City, Zhejiang province 318020 four Road East Zhejiang East Zhouqiang plastic mould Co. Patentee before: Wang Ziqiang |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20131125 |