CN107031016A - A kind of net-changing device mandrel attachment structure and net-changing device - Google Patents
A kind of net-changing device mandrel attachment structure and net-changing device Download PDFInfo
- Publication number
- CN107031016A CN107031016A CN201710283174.7A CN201710283174A CN107031016A CN 107031016 A CN107031016 A CN 107031016A CN 201710283174 A CN201710283174 A CN 201710283174A CN 107031016 A CN107031016 A CN 107031016A
- Authority
- CN
- China
- Prior art keywords
- piston rod
- net
- changing device
- sphere
- mandrel
- 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.)
- Granted
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 49
- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/69—Filters or screens for the moulding material
Abstract
The invention discloses a kind of net-changing device mandrel attachment structure and its net-changing device, it includes mandrel, the piston rod for connecting piston, limited cover, piston rod gland, sphere Hough plate, the clamp ring of Hough plate and the piston rod lower peripheral surface seat for being used to install sieve plate；The limited cover is connected with mandrel and piston rod gland respectively, and the piston rod lower peripheral surface seat is arranged on limited cover center；The sphere Hough plate is arranged between limited cover and piston rod gland, and the Hough plate clamp ring is arranged between limited cover and piston rod gland, and positioned at sphere Hough plate excircle.The present invention is connected to mandrel and piston rod gland by limited cover, and carries out mechanical position limitation to piston rod lower peripheral surface seat, sphere Hough plate and the clamp ring of Hough plate respectively, and piston rod lower peripheral surface seat and sphere Hough plate carry out circumferential and upper and lower spacing to piston rod；Piston rod gland is enabled more uniformly to bear the pulling force from mandrel direction, and the pulling force that can be born is bigger.
Description
Technical field
The present invention relates to net-changing device field, more particularly to a kind of net-changing device mandrel attachment structure and net-changing device.
Background technology
Existing mesh changer main body and mandrel, melt flow channel is provided with mandrel, in runner built with screen pack, filters out melt
Impurity, and screen pack is arranged in the melt flow channel of mandrel.
For at present, the mandrel attachment structure of existing net-changing device generally comprises upper limit lid, piston rod gland and piston rod：
Upper limit lid connecting mandrel and piston rod gland, and the sphere end of piston rod one is carried out spacing；Piston rod gland is another to piston rod
One sphere end carries out spacing；Piston rod supports mandrel in the presence of hydraulic pressure, and can be moved up and down with moving mandrel；But it is existing
Piston rod gland make two halves structure, this structure with moving mandrel move required pulling force it is larger when（Such as mandrel card
Wait indefinitely）, two halves piston rod gland under tension and from centre up stick up, fastening piston rod gland screw may be pulled off.
Therefore, prior art has yet to be improved and developed.
The content of the invention
It is an object of the invention to provide a kind of net-changing device mandrel attachment structure and net-changing device, it is intended to solves existing net-changing device
Mandrel is in the case where pulling force is larger in mandrel attachment structure（Such as mandrel occurs stuck）, due to two halves piston rod gland tension
And upwarped toward centre, cause the technical problem easily broken for fixed screw.
Technical scheme is as follows：A kind of net-changing device mandrel attachment structure, it includes the core for being used to install sieve plate
Axle, the piston rod for connecting piston, limited cover, piston rod gland, sphere Hough plate, for limit sphere Hough plate circumferentially fortune
Dynamic Hough plate clamp ring and the piston rod lower peripheral surface seat spacing to the progress of the sphere end of piston rod one；The limited cover respectively with
Mandrel and piston rod gland connection, the piston rod lower peripheral surface seat are arranged on limited cover center；The sphere Hough plate is arranged on
Between limited cover and piston rod gland, the Hough plate clamp ring is arranged between limited cover and piston rod gland, and is located at
Sphere Hough plate excircle.
Described net-changing device mandrel attachment structure, wherein, the piston rod gland is structure as a whole.
Described net-changing device mandrel attachment structure, wherein, the sphere Hough plate is two halves structure sphere Hough panel.
Described net-changing device mandrel attachment structure, wherein, the piston rod gland by screw by the clamp ring of Hough plate and
Limited cover is fixed together.
Described net-changing device mandrel attachment structure, wherein, mandrel is fixed together by the limited cover by screw.
Described net-changing device mandrel attachment structure, wherein, the piston rod is by piston rod gland, sphere Hough plate and Hough
One end of plate clamp ring mechanical position limitation is arranged to a ball termination.
A kind of net-changing device of net-changing device mandrel attachment structure as claimed in any one of claims 1 to 6, wherein, including draping
Device mandrel attachment structure, oil cylinder, the piston for promoting piston rod, oil cylinder supporting plate, for be oriented to and support cylinder support
The oil cylinder pillar and mesh changer main body of plate；The piston is arranged in oil cylinder, the two ends of the oil cylinder pillar respectively with net-changing device
Main body is connected with oil cylinder supporting plate；The oil cylinder is arranged on above supporting plate.
The net-changing device of the net-changing device mandrel attachment structure, wherein, the mandrel upper end is provided with sieve plate.
The net-changing device of the net-changing device mandrel attachment structure, wherein, the upper end of the mandrel, which is also equipped with one, to be used to match somebody with somebody
Close the deep-slotted chip breaker that oil cylinder pillar is oriented to.
Beneficial effect：The present invention is connected to mandrel and piston rod gland by limited cover, and respectively to piston rod lower peripheral surface
Seat, sphere Hough plate and the clamp ring of Hough plate carry out mechanical position limitation, and piston rod lower peripheral surface seat and sphere Hough plate enter to piston rod
Row is circumferential and upper and lower spacing；And piston rod gland does integral, sphere Hough plate is done into two, direct by sphere Hough plate
Bear the pulling force that piston rod is brought, and Hough plate clamp ring limits the circumferential movement of sphere Hough plate, and along piston rod direction
Motion limited by piston rod gland；This structure enables to piston rod gland more uniformly to bear to come from mandrel side
To pulling force, and the pulling force that can be born is bigger.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is a kind of structural representation of A-A in figure of the present invention.
A kind of structural representation when Fig. 3 is the work of net-changing device in the present invention.
A kind of structural representation when Fig. 4 is the draping of net-changing device in the present invention.
Embodiment
To make the objects, technical solutions and advantages of the present invention clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is further described.
As Figure 1-4, the invention discloses a kind of net-changing device mandrel attachment structure, it includes being used to install sieve plate
Mandrel 1, the piston rod 2 for connecting piston, limited cover 3, piston rod gland 4, sphere Hough plate 5, for limiting sphere Hough
The Hough plate clamp ring 6 of the circumferential movement of plate 5 and the piston rod lower peripheral surface seat 7 spacing to the progress of the sphere end of piston rod one；It is described
Limited cover 3 is connected with mandrel 1 and piston rod gland 4 respectively, and the piston rod lower peripheral surface seat 7 is arranged on the center of limited cover 3；It is described
Sphere Hough plate 5 is arranged between limited cover 3 and piston rod gland 4, and the Hough plate clamp ring 6 is arranged in the He of limited cover 3
Between piston rod gland 4, and positioned at the excircle of sphere Hough plate 5.
After said structure, the present invention by limited cover connecting mandrel and piston rod gland, to piston rod lower peripheral surface seat,
Sphere Hough plate and the clamp ring of Hough plate carry out spacing；The piston rod gland is carried out to sphere Hough plate and the clamp ring of Hough plate
It is spacing then spacing to the progress of the sphere end of piston rod one by piston rod lower peripheral surface seat, stretch mandrel in piston rod so avoiding
When, pulling force is directly acted on piston rod gland, therefore piston rod gland will not be tilted when stretching, even if
Mandrel occur it is stuck need very big pulling force in the case of, piston rod gland will not also be tilted, it is to avoid fixed screw is pulled off.
Therefore, total is more consolidated, and does not result in installation trouble.
Furtherly, the piston rod gland 4 is structure as a whole, and is set by such integrative-structure so that driving
When the required pulling force of mandrel movement is larger, piston rod gland will not also be pushed up situation about must tilt.
Furtherly, the sphere Hough plate 5 is two halves structure sphere Hough panel；So that piston rod gland need not be set
Two halves are set to, piston rod can also be installed.
Furtherly, Hough plate clamp ring 6 and limited cover 3 are fixed together by the piston rod gland 4 by screw.
Furtherly, mandrel 1 is fixed together by the limited cover 3 by screw.
Furtherly, the piston rod 2 is by piston rod gland 4, sphere Hough plate 5 and the mechanical position limitation of Hough plate clamp ring 6
One end be arranged to a ball termination 21.
As shown in Fig. 1,3 and 4, the invention discloses a kind of net-changing device of use net-changing device mandrel attachment structure, wherein, bag
Include net-changing device mandrel attachment structure 8, oil cylinder 9, the piston 10 for promoting piston rod, oil cylinder supporting plate 11, for be oriented to and
The oil cylinder pillar 12 and mesh changer main body 13 of support cylinder supporting plate；The piston 10 is arranged in oil cylinder 9, the oil cylinder pillar
12 two ends are connected with mesh changer main body 13 with oil cylinder supporting plate 11 respectively；The oil cylinder 9 is arranged on above oil cylinder supporting plate 11；
The upper end of mandrel 1 is provided with sieve plate 14；The upper end of the mandrel 1, which is also equipped with one, to be used to coordinate what oil cylinder pillar was oriented to
Deep-slotted chip breaker 15.
Above-mentioned Fig. 3 and Fig. 4 are net-changing device working condition and draping state respectively.
Operation principle：Limited cover is connected to mandrel and piston rod gland, and respectively to piston rod lower peripheral surface seat, sphere Hough
Plate and the clamp ring of Hough plate carry out mechanical position limitation, piston rod lower peripheral surface seat and sphere Hough plate piston rod is carried out it is circumferential and upper,
Lower limit, piston rod gland carries out mechanical position limitation to sphere Hough plate and the clamp ring of Hough plate, and the clamp ring of Hough plate is breathed out to sphere
The progress of husband's plate is circumferential spacing, mutually spacing by these, then as long as keeping certain hydraulic pressure in oil cylinder, so that it may pass through piston
Bar supports mandrel, and is changed by regulating piston pressure at two ends, and band moving mandrel moves up and down, when reaching mandrel work and draping
Change in location.
The present invention is connected to mandrel and piston rod gland by limited cover, and piston rod lower peripheral surface seat, sphere are breathed out respectively
Husband's plate and the clamp ring of Hough plate carry out mechanical position limitation, piston rod lower peripheral surface seat and sphere Hough plate piston rod is carried out it is circumferential and
It is upper and lower spacing；And piston rod gland does integral, sphere Hough plate is done into two, and piston is directly born by sphere Hough plate
The pulling force that bar is brought, and Hough plate clamp ring limits the circumferential movement of sphere Hough plate, and along the motion quilt in piston rod direction
Piston rod gland is limited；This structure enables to piston rod gland more uniformly to bear the drawing from mandrel direction
Power, and the pulling force that can be born is bigger.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (9)
1. a kind of net-changing device mandrel attachment structure, it is characterised in that：Including the mandrel for installing sieve plate, for connecting piston
Piston rod, limited cover, piston rod gland, sphere Hough plate, for limit sphere Hough plate circumferential movement Hough plate lock
Circle and the piston rod lower peripheral surface seat spacing to the progress of the sphere end of piston rod one；The limited cover respectively with mandrel and piston rod pressure
Lid connection, the piston rod lower peripheral surface seat is arranged on limited cover center；The sphere Hough plate is arranged on limited cover and piston rod
Between gland, the Hough plate clamp ring is arranged between limited cover and piston rod gland, and cylindrical positioned at sphere Hough plate
Week.
2. net-changing device mandrel attachment structure according to claim 1, it is characterised in that the piston rod gland is integrated knot
Structure.
3. net-changing device mandrel attachment structure according to claim 2, it is characterised in that the sphere Hough plate is double half hitch
Structure sphere Hough panel.
4. net-changing device mandrel attachment structure according to claim 1, it is characterised in that the piston rod gland passes through screw
The clamp ring of Hough plate and limited cover are fixed together.
5. net-changing device mandrel attachment structure according to claim 1, it is characterised in that the limited cover is by screw by core
Axle is fixed together.
6. net-changing device mandrel attachment structure according to claim 1, it is characterised in that the piston rod is by piston rod pressure
One end of lid, sphere Hough plate and Hough plate clamp ring mechanical position limitation is arranged to a ball termination.
7. a kind of net-changing device of net-changing device mandrel attachment structure as claimed in any one of claims 1 to 6, it is characterised in that including
Net-changing device mandrel attachment structure, oil cylinder, the piston for promoting piston rod, oil cylinder supporting plate, for be oriented to and support cylinder
The oil cylinder pillar and mesh changer main body of supporting plate；The piston is arranged in oil cylinder, and the two ends of the oil cylinder pillar are respectively with changing
Wire stitcher main body is connected with oil cylinder supporting plate；The oil cylinder is arranged on above supporting plate.
8. the net-changing device of net-changing device mandrel attachment structure according to claim 7, it is characterised in that install the mandrel upper end
There is sieve plate.
9. the net-changing device of net-changing device mandrel attachment structure according to claim 7, it is characterised in that the upper end of the mandrel is also
One deep-slotted chip breaker for being used to coordinate oil cylinder pillar to be oriented to is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710283174.7A CN107031016B (en) | 2017-04-26 | 2017-04-26 | Net changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710283174.7A CN107031016B (en) | 2017-04-26 | 2017-04-26 | Net changer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107031016A true CN107031016A (en) | 2017-08-11 |
| CN107031016B CN107031016B (en) | 2024-02-27 |
Family
ID=59536817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710283174.7A Active CN107031016B (en) | 2017-04-26 | 2017-04-26 | Net changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107031016B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3984720A1 (en) * | 2020-10-15 | 2022-04-20 | BD Plast Filtering Systems S.r.l. | Filter device for filtering extruded polymers and cleaning method |
Citations (6)
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|---|---|---|---|---|
| US4564307A (en) * | 1983-11-15 | 1986-01-14 | Trw Ehrenreich Gmbh & Co. K.G. | Ball joint |
| KR100825976B1 (en) * | 2008-01-30 | 2008-04-29 | (주) 대진유압기계 | Push jack for welding work |
| CN101537693A (en) * | 2009-04-10 | 2009-09-23 | 张春华 | Double-cylinder screen-changing device |
| CN102913506A (en) * | 2012-11-09 | 2013-02-06 | 浙江大学 | Piston rod type hydraulic cylinder with internally-arranged ball hinge |
| JP2013067021A (en) * | 2011-09-20 | 2013-04-18 | Bridgestone Corp | Method for manufacturing conductive endless belt |
| CN206913658U (en) * | 2017-04-26 | 2018-01-23 | 广东仕诚塑料机械有限公司 | A kind of net-changing device mandrel attachment structure and net-changing device |
-
2017
- 2017-04-26 CN CN201710283174.7A patent/CN107031016B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4564307A (en) * | 1983-11-15 | 1986-01-14 | Trw Ehrenreich Gmbh & Co. K.G. | Ball joint |
| KR100825976B1 (en) * | 2008-01-30 | 2008-04-29 | (주) 대진유압기계 | Push jack for welding work |
| CN101537693A (en) * | 2009-04-10 | 2009-09-23 | 张春华 | Double-cylinder screen-changing device |
| JP2013067021A (en) * | 2011-09-20 | 2013-04-18 | Bridgestone Corp | Method for manufacturing conductive endless belt |
| CN102913506A (en) * | 2012-11-09 | 2013-02-06 | 浙江大学 | Piston rod type hydraulic cylinder with internally-arranged ball hinge |
| CN206913658U (en) * | 2017-04-26 | 2018-01-23 | 广东仕诚塑料机械有限公司 | A kind of net-changing device mandrel attachment structure and net-changing device |
Non-Patent Citations (3)
| Title |
|---|
| 陈列等: ""一种铁路桥梁球铰式竖向限位器的研究与应用"", "铁道建筑", vol. 1, no. 10, pages 199 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3984720A1 (en) * | 2020-10-15 | 2022-04-20 | BD Plast Filtering Systems S.r.l. | Filter device for filtering extruded polymers and cleaning method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107031016B (en) | 2024-02-27 |
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