CN106393652A - Mounting structure of swing arm and swing shaft of rotary bottle blowing machine - Google Patents
Mounting structure of swing arm and swing shaft of rotary bottle blowing machine Download PDFInfo
- Publication number
- CN106393652A CN106393652A CN201611062060.1A CN201611062060A CN106393652A CN 106393652 A CN106393652 A CN 106393652A CN 201611062060 A CN201611062060 A CN 201611062060A CN 106393652 A CN106393652 A CN 106393652A
- Authority
- CN
- China
- Prior art keywords
- swing arm
- piston
- expansion sleeve
- balance staff
- sleeve body
- 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
Links
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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/0031—Making articles having hollow walls
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/56—Opening, closing or clamping means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/56—Opening, closing or clamping means
- B29C2049/566—Locking means
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a mounting structure of a swing arm and a swing shaft of a rotary bottle blowing machine. According to the mounting structure, an expansion locking sleeve is arranged in a mounting hole in the mounting end of the swing arm and mounted on the swing shaft in a sleeving mode; the expansion locking sleeve structurally comprises a sleeve-shaped expansion locking sleeve body; an expansion locking cavity in the expansion locking sleeve body is filled with hydraulic oil; the bottom end of the expansion locking sleeve body protrudes out of the mounting hole to form a baffle ring; the baffle ring is clamped at the bottom of the swing arm in a baffling mode; an oil inlet in the baffle ring communicates with the expansion locking cavity; a piston and a piston locking mechanism are sequentially arranged in the oil inlet from inside to outside; a sealing ring is arranged at the head of the piston; and the piston locking mechanism can push the piston to the inside end of the oil inlet until the pressure in the expansion locking cavity is increased after the sealing ring at the head of the piston and the inner wall of the oil inlet are mutually sealed and clamped in a sealed mode, so that the inner wall and the outer wall of the expansion locking sleeve body are fixed to the swing shaft and the swing arm correspondingly. The mounting structure has the advantages that the connection reliability of the swing arm and the swing shaft is greatly improved, and the bearing capacity of the swing arm is effectively improved.
Description
Technical field
The present invention relates to rotary bottle blow-moulding machine technical field and in particular in rotary bottle blow-moulding machine swing arm and balance staff installation
Structure.
Background technology
In rotary bottle blow-moulding machine, often the folding of secondary bottle blowing mould is all to drive swing arm come back rotation by balance staff, thus driving
Linkage action and realize.Swing arm in rotary bottle blow-moulding machine is fixedly mounted on balance staff, traditional swing arm and balance staff
Mounting structure includes：The installation end of swing arm is sleeved on the bottom of balance staff by installing hole, installs in the hole and is provided with expansion sleeve, swollen
Tightly it is sleeved on balance staff, swing arm swelling can be fixed on balance staff for the screw tightening expansion sleeve bottom.
Above-mentioned swing arm is with the defect of the mounting structure of balance staff：First, in order to tighten the screw number of expansion sleeve bottom
Many, install and adjustment is wasted time and energy；2nd, the setting height(from bottom) of rotary bottle blow-moulding machine is limited, the installation gap very little below balance staff, because
This twists the working place very little of screw in expansion sleeve bottom, and this just gives installation, debugging and the periodic maintenance band in the future of swing arm
Carry out greatly inconvenience；3rd, the contact area between expansion sleeve and balance staff and swing arm is limited, and this leads to the company between swing arm and balance staff
Connect reliability poor.
Content of the invention
The technical problem to be solved in the invention is：One kind is provided can conveniently to install and debug and connection can be effectively improved
The mounting structure of swing arm and balance staff in the rotary bottle blow-moulding machine of reliability.
For solving the above problems, the technical solution used in the present invention is：The installation of swing arm and balance staff in rotary bottle blow-moulding machine
Structure, including：The installation end of swing arm is sleeved on balance staff by installing hole, and the installation in the hole of swing arm installation end is provided with swelling
Set, expansion sleeve is sleeved on balance staff, and the structure of expansion sleeve includes：The expansion sleeve body of sleeve-shaped, expansion sleeve body hollow is formed
The swelling chamber of annular, swelling intracavity is full of hydraulic grease, the bottom of expansion sleeve body downwardly projecting in installing hole and form baffle ring,
Baffle ring block, in the bottom of swing arm, baffle ring offers fuel feed hole, and fuel feed hole is connected with swelling chamber, and oil-feed in the hole is from inside to outside
It is disposed with piston and piston retaining mechanism, the head of piston is provided with sealing ring, piston retaining mechanism can be by piston to entering
The inner end direction propulsion of oilhole, until the sealing ring of piston crown seals against each other swelling intracavity after clamping with the inwall of fuel feed hole
Pressure increases, so that the inner and outer wall of expansion sleeve body is fixed with balance staff and swing arm swelling respectively.
Further, in aforesaid rotary bottle blow-moulding machine swing arm and balance staff mounting structure, wherein, piston retaining mechanism
Structure includes：Cinch bolt, threadeds between cinch bolt and the inwall of fuel feed hole, and inwardly tightening cinch bolt can be by piston
To the inner end direction propulsion of fuel feed hole, until the sealing ring of piston crown seals against each other swelling chamber after clamping with the inwall of fuel feed hole
Interior pressure increases, so that the inner and outer wall of expansion sleeve body is fixed with balance staff and swing arm swelling respectively.
Further, in aforesaid rotary bottle blow-moulding machine swing arm and balance staff mounting structure, wherein, the top of expansion sleeve body
End is flushed with the top of swing arm installation end installing hole, and swelling chamber axially extends to expansion sleeve body from the upper end of expansion sleeve body
Lower end.
Further, in aforesaid rotary bottle blow-moulding machine swing arm and balance staff mounting structure, wherein, balance staff passes through needle roller axle
Hold and be movably arranged in axle sleeve.
Further, in aforesaid rotary bottle blow-moulding machine swing arm and balance staff mounting structure, wherein, the oil-in of fuel feed hole
It is opened on the side wall of baffle ring.
It is an advantage of the invention that：By piston retaining mechanism, piston is advanced to the inner end direction of fuel feed hole, until piston
The sealing ring of head and the inwall of fuel feed hole seal against each other the pressure increase of swelling intracavity after clamping, so that expansion sleeve body
Inner and outer wall is fixed with balance staff and swing arm swelling respectively, and such swelling attachment structure makes the reliability that swing arm is connected with balance staff
Property greatly improve, thus effectively increasing the bearing capacity of swing arm, and make the installation of swing arm, dismounting and debugging all very square
Just.
Brief description
Fig. 1 is the structural representation of the mounting structure of swing arm and balance staff in rotary bottle blow-moulding machine of the present invention.
Fig. 2 is the structural representation of A-A section view direction in Fig. 1.
Specific embodiment
The present invention is described in further detail with preferred embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, in rotary bottle blow-moulding machine swing arm and balance staff mounting structure, including：The installation end of swing arm 1 leads to
Cross installing hole 11 to be sleeved on balance staff 2, balance staff 2 is movably arranged in axle sleeve 7 by needle bearing 6.The installation of swing arm 1 installation end
It is provided with expansion sleeve 3, expansion sleeve 3 is sleeved on balance staff 2 in hole 11.In the present embodiment, the structure of expansion sleeve 3 includes：Sleeve-shaped
Expansion sleeve body 31, expansion sleeve body 31 hollow forms and is full of hydraulic grease, hydraulic pressure in the swelling chamber 32 of annular, swelling chamber 32
Oils and fatss are semi-solid, namely similar to starchiness, can be generally greases, using the benefit of the hydraulic grease of semi-solid
It is：Can effective anti-leak.The bottom of expansion sleeve body 31 protrudes from the installing hole 11 of swing arm 1 installation end and expands outwardly shape
Become baffle ring 33, baffle ring 33 block is in the bottom of swing arm 1.Fuel feed hole 34, fuel feed hole 34 and swelling chamber 32 phase are offered on baffle ring 33
Connection, the oil-in 341 of fuel feed hole 34 is opened on the side wall of baffle ring 33, and the installation and removal of such expansion sleeve 3 are all without being subject to
The impact of limited setting height(from bottom) in rotary bottle blow-moulding machine, greatly facilitates the installation and removal of expansion sleeve 3 ground.In fuel feed hole 34
It is disposed with piston 4 and piston retaining mechanism from inside to outside, the head of piston 4 is provided with sealing ring 41, piston retaining mechanism
Can be by piston 4 to the inner end direction propulsion of fuel feed hole 34, until the sealing ring 41 of piston 4 head is mutual with the inwall of fuel feed hole 34
After sealing clamping, the pressure in swelling chamber 32 increases so that the inner and outer wall of expansion sleeve body 31 respectively with balance staff 2 and
Swing arm 1 swelling is fixed.In the present embodiment, the structure of piston retaining mechanism includes：Cinch bolt 5, cinch bolt 5 and fuel feed hole 34
Inwall between threaded, inwardly tighten cinch bolt 5 can by inner end direction from piston 4 to fuel feed hole 34 propulsion, until live
The pressure that the inwall of the sealing ring 41 and fuel feed hole 34 of filling in 4 heads seals against each other in swelling chamber 32 after clamping increases, so that swollen
The inner and outer wall of tight set body 31 is fixed with balance staff 32 and swing arm 31 swelling respectively.Above-mentioned piston retaining mechanism is simply real
With, during dismounting swing arm, only cinch bolt 5 being back-outed a segment distance to oil-in 341 direction of fuel feed hole 34, piston 4 will
In the presence of pressure in swelling chamber 32 oil-in 341 direction to fuel feed hole 34 mobile so that pressure release in swelling chamber 32, so
Expansion sleeve 3 and swing arm 1 just can disassemble successively from balance staff 2, very convenient.In order to improve further swing arm 1 and balance staff 2 it
Between the fixing reliability of swelling, the top of expansion sleeve body 31 flushed with the top of swing arm 1 installation end installing hole 11, and this can be effective
Increase the contact area between expansion sleeve 3 and swing arm 1 and balance staff, thus increasing swollen between expansion sleeve 3 and swing arm 1 and balance staff 2
Clamp force；Swelling chamber 32 axially extends to the lower end of expansion sleeve body 31 from the upper end of expansion sleeve body 31, by increasing swelling chamber
The length of 32 axial directions, can be effectively increased the tension force between expansion sleeve 3 and swing arm 1 and balance staff 2 further.
It is an advantage of the current invention that：Being screwed into cinch bolt 5 into fuel feed hole 34 just can be by expansion sleeve 3 swelling in swing arm 1
And balance staff 2 between, thus swing arm 1 is fixedly mounted on balance staff 2；To back-outing cinch bolt in fuel feed hole 34 oil-in 341 direction
5, you can make pressure release in swelling chamber 32, so as to expansion sleeve 3 and swing arm 1 are disassembled successively from balance staff 2；Swing arm 1 and pendulum
The reliability that axle 2 connects greatly improves, and which greatly enhances the bearing capacity of swing arm 1；In addition, the installation of swing arm 1, dismounting and debugging
It is quite convenient to.
Claims (5)
1. in rotary bottle blow-moulding machine swing arm and balance staff mounting structure, including：The installation end of swing arm is sleeved on pendulum by installing hole
On axle, the installation in the hole of swing arm installation end is provided with expansion sleeve, expansion sleeve be sleeved on balance staff it is characterised in that：Expansion sleeve
Structure includes：The expansion sleeve body of sleeve-shaped, expansion sleeve body hollow forms the swelling chamber of annular, and swelling intracavity is full of hydraulic oil
Fat, the bottom of expansion sleeve body downwardly projecting in installing hole and form baffle ring, baffle ring block, in the bottom of swing arm, baffle ring opens up
There is fuel feed hole, fuel feed hole is connected with swelling chamber, oil-feed in the hole is disposed with piston and piston retaining mechanism from inside to outside, live
The head of plug is provided with sealing ring, and piston can be advanced by piston retaining mechanism to the inner end direction of fuel feed hole, until piston crown
Sealing ring and fuel feed hole inwall seal against each other clamping after the pressure of swelling intracavity increase, so that the inwall of expansion sleeve body
Fix with balance staff and swing arm swelling respectively with outer wall.
2. in rotary bottle blow-moulding machine according to claim 1 swing arm and balance staff mounting structure it is characterised in that：Lock piston
The structure of tight mechanism includes：Cinch bolt, threadeds between cinch bolt and the inwall of fuel feed hole, inwardly tightens cinch bolt
Clamping can be sealed against each other by piston to the inner end direction propulsion of fuel feed hole up to the sealing ring of piston crown and the inwall of fuel feed hole
The pressure of swelling intracavity increases afterwards, so that the inner and outer wall of expansion sleeve body is fixed with balance staff and swing arm swelling respectively.
3. in rotary bottle blow-moulding machine according to claim 1 and 2 swing arm and balance staff mounting structure it is characterised in that：Swollen
The top of tight set body is flushed with the top of swing arm installation end installing hole, and swelling chamber axially extends to from the upper end of expansion sleeve body
The lower end of expansion sleeve body.
4. in rotary bottle blow-moulding machine according to claim 1 and 2 swing arm and power transmission shaft mounting structure it is characterised in that：
Balance staff is movably arranged in axle sleeve by needle bearing.
5. in rotary bottle blow-moulding machine according to claim 1 and 2 swing arm and power transmission shaft mounting structure it is characterised in that：
The oil-in of fuel feed hole is opened on the side wall of baffle ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611062060.1A CN106393652A (en) | 2016-11-28 | 2016-11-28 | Mounting structure of swing arm and swing shaft of rotary bottle blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611062060.1A CN106393652A (en) | 2016-11-28 | 2016-11-28 | Mounting structure of swing arm and swing shaft of rotary bottle blowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106393652A true CN106393652A (en) | 2017-02-15 |
Family
ID=58082784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611062060.1A Pending CN106393652A (en) | 2016-11-28 | 2016-11-28 | Mounting structure of swing arm and swing shaft of rotary bottle blowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106393652A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998046896A1 (en) * | 1997-04-11 | 1998-10-22 | Etp Transmission Ab | Hydraulic clamp bushing having reduced sleeve thickness |
| CN101315104A (en) * | 2007-05-30 | 2008-12-03 | 北京怡好思建筑科技发展有限公司 | Hydraulic tensioning clamper |
| CN104033502A (en) * | 2014-05-22 | 2014-09-10 | 高润 | Hydraulic expansion sleeve |
| CN205190551U (en) * | 2015-09-29 | 2016-04-27 | 北京首钢国际工程技术有限公司 | Hydraulic pressure of no key draw bail expands and overlaps |
| CN205343768U (en) * | 2015-12-25 | 2016-06-29 | 江苏新美星包装机械股份有限公司 | Mounting structure of swing arm and transmission shaft among rotary bottle blowing machine |
| CN206277648U (en) * | 2016-11-28 | 2017-06-27 | 江苏新美星液体包装工程技术研究中心有限公司 | The mounting structure of swing arm and balance staff in rotary bottle blow-moulding machine |
-
2016
- 2016-11-28 CN CN201611062060.1A patent/CN106393652A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998046896A1 (en) * | 1997-04-11 | 1998-10-22 | Etp Transmission Ab | Hydraulic clamp bushing having reduced sleeve thickness |
| CN101315104A (en) * | 2007-05-30 | 2008-12-03 | 北京怡好思建筑科技发展有限公司 | Hydraulic tensioning clamper |
| CN104033502A (en) * | 2014-05-22 | 2014-09-10 | 高润 | Hydraulic expansion sleeve |
| CN205190551U (en) * | 2015-09-29 | 2016-04-27 | 北京首钢国际工程技术有限公司 | Hydraulic pressure of no key draw bail expands and overlaps |
| CN205343768U (en) * | 2015-12-25 | 2016-06-29 | 江苏新美星包装机械股份有限公司 | Mounting structure of swing arm and transmission shaft among rotary bottle blowing machine |
| CN206277648U (en) * | 2016-11-28 | 2017-06-27 | 江苏新美星液体包装工程技术研究中心有限公司 | The mounting structure of swing arm and balance staff in rotary bottle blow-moulding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |
|
| RJ01 | Rejection of invention patent application after publication |