CN203470870U - Demoulding device of furnace tube - Google Patents
Demoulding device of furnace tube Download PDFInfo
- Publication number
- CN203470870U CN203470870U CN201320551999.XU CN201320551999U CN203470870U CN 203470870 U CN203470870 U CN 203470870U CN 201320551999 U CN201320551999 U CN 201320551999U CN 203470870 U CN203470870 U CN 203470870U
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- China
- Prior art keywords
- push rod
- claw
- stripper apparatus
- sleeve
- clamping jaws
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Abstract
The utility model discloses a demoulding device of a furnace tube, wherein the demoulding device can improve demoulding efficiency and operational safety and avoid damage to a mould. The demoulding device comprises an ejector rod, a sleeve and a plurality of clamping jaws; the multiple clamping jaws are hinged to the periphery of the sleeve in a mutually spaced mode; the ejector rod penetrates through the center position of the sleeve in an axially movable mode, and the end, surrounded by the clamping jaws, of the ejector rod is provided with a strutting piece which can prop open all the clamping jaws outward so that the clamping jaws can be fixed to the inner wall of the furnace tube in a clamping mode. The ejector rod is moved backward in the axial direction, then, the strutting piece moves from the free ends of the clamping jaws towards the hinged ends of the clamping jaws so that the clamping jaws can be opened till the clamping jaws are fixed to the inner wall of the furnace tube in an abutting and clamping mode, and positioning of the demoulding device and the furnace tube is realized; the ejector rod continues to be moved backward in the axial direction to draw the furnace tube out of the mould. The whole process is completely dependent on the axial movement of the ejector rod, so that operation is simple and easy, and demoulding efficiency is high; the clamping jaws are fastened to the inner wall of the furnace tube, so that the slipping of the ejector rod and other phenomena do not occur, and operation is safer and more reliable.
Description
Technical field
The utility model relates to centrifugal casting technique field, particularly relates to a kind of stripper apparatus of boiler tube.
Background technology
At present, the boiler tube of used for industrial furnace adopts centrifugal casting to form conventionally, after boiler tube casting, need to boiler tube, carry out the demoulding by stripper apparatus.
Stripper apparatus of the prior art is pull bar or the push rod that length is greater than boiler tube.While carrying out the demoulding, first with one end of pull bar or push rod, stretch in boiler tube, until the protruding boiler tube in its end that is to say, pull bar or push rod run through boiler tube setting; Then in one end of pull bar or push rod, a pallet is installed, the diameter of this pallet is greater than the internal diameter of boiler tube and is less than the external diameter of boiler tube, so that pallet is by one end support of boiler tube; Because the external diameter of cast out boiler tube must be less than the internal diameter of mould, therefore when pull bar or push rod are applied to an axial pulling force or thrust, pull bar or push rod move axially drive pallet, and then pull or promote boiler tube and axially shift out mould, complete demoulding action.
While adopting above-mentioned stripper apparatus to carry out the demoulding, the whole operational sequence of clamping that all will carry out pallet is comparatively loaded down with trivial details, relatively wastes time and energy.
What is more important, pull bar or push rod in stretching into boiler tube after, bar wall can form and contact with the inwall of boiler tube, in the process of the demoulding, probably can oppress boiler tube, causes the local resistance between boiler tube and mould to strengthen, and then damages mould; When serious, also likely due to unbalance stress, cause the slippage of bar, have major safety risks.
Therefore, how designing a kind of stripper apparatus of boiler tube, to improve demoulding efficiency and processing safety, avoid mould to cause damage, is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of stripper apparatus of boiler tube, can improve demoulding efficiency and processing safety, avoids mould to cause damage.
For solving the problems of the technologies described above, the utility model provides a kind of stripper apparatus of boiler tube, described stripper apparatus comprises push rod, sleeve and some claws, some described claws are hinged on the circumferential of described sleeve spaced reciprocally, described push rod axially movably coaxially runs through described sleeve, and its one end being surrounded by claw described in each is provided with the support member that claw described in each outwards can be strutted, to described claw is fastened in to the inwall of described boiler tube.
Stripper apparatus of the present utility model, is provided with push rod and claw, and claw is along the circumferential distribution of push rod and by one end encirclement of push rod, and push rod arranges support member in besieged one end; During use, first the claw not opening is stretched in boiler tube, then move push rod after axially, support member is moved towards its hinged end by the free end of claw, so that the distance between each claw free end increases gradually, claw outwards opens; Along with opening of claw, the free end of claw near the inwall of boiler tube, until support fixing with the inwall of boiler tube, is realized the location of stripper apparatus and boiler tube gradually; Now, after continuation axially, move push rod, because claw can not continue to open, the axial force of push rod will be delivered to boiler tube, thereby pulls out boiler tube, and boiler tube is pulled out to mould.
In said process, whole knockout course relies on moving axially of push rod to complete completely, and operation is simple, is convenient to improve demoulding efficiency; Because claw closely fixes the inwall at boiler tube, between each claw, cooperatively interact, there is not the possibility of Joint failure, and each claw is all connected with sleeve with push rod, guarantee the validity connecting, there will not be the phenomenons such as push rod slippage, made operation safe reliable.
What is more important, claw enters in boiler tube with relaxed state, then by moving claw strutted after push rod, so that adjust the opening angle of claw, and then adjust the center of formation that each claw encloses, make as much as possible the center on the center line of boiler tube, thereby boiler tube is applied to clamping force equably, efficiently take rapidly boiler tube out of mould.
Preferably, described support member is Rotary-table or the spheroid with the coaxial setting of described push rod.
When support member and push rod coaxially arrange, on the longitudinal center line of the center that each claw encloses formation in push rod and sleeve, when ejector rob axis moves backward, the angle that support member drives claw to open is consistent, outwards uphold on each claw equal angles ground, so that each claw arrives at the inwall of boiler tube simultaneously; On the axis of the center that above-mentioned setting can make formation that claw encloses in boiler tube, boiler tube is fixed equably, improved the stability of boiler tube location, to efficiently boiler tube is taken out of from mould.
Preferably, circumferentially uniform along described sleeve of claw described in each.
Preferably, described stripper apparatus also comprises and runs through the handle that described sleeve arranges, and described handle is threaded with described push rod, and described push rod is circumferentially fixedly installed, to drive described push rod to move axially during the rotation of described handle.
Preferably, the stage casing of described push rod is provided with external screw thread, and described handle radially connects described sleeve setting, and has the axially extending bore passing for described push rod, is provided with the internal thread coordinating with described external screw thread in described axially extending bore.
The handle coordinating with push rod can be set, then use screwing of handle to drive push rod to move axially, operation is simple and reliable for it.
Preferably, described in each, claw all has the card end of protruding setting.
Preferably, the other end of described push rod is provided with for connecting the drag hook of drawing piece.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of stripper apparatus that the utility model provides in a kind of specific embodiment;
Fig. 2 is for adopting the use view that shown in Fig. 1, stripper apparatus carries out the boiler tube demoulding.
In Fig. 1-2:
1 push rod, 11 support members, 12 external screw threads, 13 drag hooks, 2 sleeves, 3 claws, 31 card ends, 4 boiler tubes, 5 handles, 6 moulds
The specific embodiment
Core of the present utility model is to provide a kind of stripper apparatus of boiler tube, and its demoulding efficiency is higher, and operation safe is reliable, and can mold damage.
In order to make those skilled in the art person understand better the utility model scheme, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 1, Fig. 1 is the Facad structure schematic diagram of stripper apparatus that the utility model provides in a kind of specific embodiment.
Stripper apparatus of the present utility model is for the demoulding of boiler tube, described stripper apparatus comprises push rod 1, sleeve 2 and some claws 3, some claws 3 spaces arrange, and each claw 3 is all hinged on sleeve 2 with its one end, on the same circumference of the pin joint of each claw 3 in sleeve 2; Push rod 1 runs through sleeve 2 setting coaxially, and push rod 1 relatively sleeve 2 move axially; Push rod 1 runs through after sleeve 2, along being circumferentially distributed in sleeve 2 each claw 3 around, one end of push rod 1 is enclosed, push rod 1 is provided with support member 11 at this end, support member 11 can with the inner edge butt of each claw 3, to claw 3 is outwards strutted, and then claw 3 is fastened in to the inwall (please refer to Fig. 2) of boiler tube 4.
It should be noted that, described herein inside and outside to wait the noun of locality to take the axis of push rod 1 or sleeve 2 be reference, near the direction of described axis, be in, away from the direction of described axis, be outside.
Boiler tube 4 be take as reference in the front and back of indication herein, in stripper apparatus of the present utility model, near the direction at boiler tube 4 centers, is the place ahead, correspondingly, away from the direction at boiler tube 4 centers, is rear.
Certainly, support member 11 can also adopt the disc structure coaxial with push rod 1 or be set to the structure of umbrella stand type, to claw 3 is outwards pushed open equably; Support member 11 can also adopt and the non-coaxial structure of push rod 1, that is to say, every structure that claw 3 can be strutted all can form support member 11 as herein described.
Please refer to further Fig. 2, Fig. 2 is for adopting the use view that shown in Fig. 1, stripper apparatus carries out the boiler tube demoulding.
Each claw 3 can be along being circumferentially uniformly distributed of sleeve 2, so that the active force of 3 pairs of boiler tubes 4 of claw is distributed in equably, it is circumferential, avoids local stress excessive and mold damage 6 and boiler tube 4.
On the basis of the above, stripper apparatus of the present utility model can also comprise handle 5, and handle 5 runs through sleeve 2 setting, and handle 5 is threaded with push rod 1, being circumferentially fixedly installed of push rod 1, and, when turning handle 5, handle 5 driving push rods 1 move vertically.
Particularly, can external screw thread 12 be set in the stage casing of push rod 1, handle 5 is radially connected to sleeve 2, handle 5 setting vertical with push rod 1, can arrange axially extending bore on handle 5, so that push rod 1 passes; In described axially extending bore, the internal thread coordinating with external screw thread 12 can be set, push rod 1 threadably accesses in the axially extending bore of handle 5, and when turning handle 5, the external screw thread 12 of axial distribution on push rod 1 can drive whole push rod 1 to move axially.
In said structure, push rod 1 is equivalent to screw mandrel, and the structure of handle 5 is equivalent to screw, by the structure of screw mandrel screw, realizes axial driving and the control to push rod 1.
Can expect, handle 5 also can not arrange axially extending bore, for example, external screw thread 12 can be set in the stage casing of push rod 1, push rod 1 is now equivalent to screw mandrel, handle 5 is arranged on to a side of push rod 1, the one section of helicitic texture that bar setting coordinates with external screw thread 12 then handle 5 being made progress in push rod 1 footpath, this helicitic texture circumferential hoop, on the outer wall of handle 5, can drive push rod 1 to move axially when turning handle 5.
It will also be appreciated that, handle 5 is various with the connected mode of push rod 1, is not limited to above-mentioned screw thread screw and connects and externally threaded cooperation, is threaded connection to realize the mode axially driving and be all applicable to being connected of handle 5 and push rod 1 herein in prior art.
Those skilled in the art are to be understood that, when handle 5 is set, operating personnel can act on handle 5 more easily, then the rotation of handle 5 are converted into the axially-movable of push rod 1, and then drive support member 11 axially retreat or move forward, to realize, the subtended angle of claw 3 is controlled.
When handle 5 adopts the above-mentioned structure being threaded with push rod 1, guaranteed the reliability that both connect, can realize the fine setting to push rod 1 axial displacement by the progressively rotation to handle 5, improved the precision of controlling.
Certainly, operating personnel also can directly axially pull push rod 1 to realize moving axially of push rod 1, or in one end of push rod 1, the mechanisms such as push rod or drag hook are set, and realize the axial driving to push rod 1.
In addition, each claw 3 can arrange card end 31, the free end of card end 31 in claw 3, and the 31 protruding settings of card end, fix for the inwall with boiler tube 4.
By reference to the accompanying drawings 2, the knockout course of stripper apparatus of the present utility model is elaborated.
While carrying out the demoulding, first clockwise or rotate counterclockwise handle 5, support member 11 is moved towards the free-ended direction near claw 3, to reduce the softened angle of claw 3, make circumference external diameter that the outer end of each claw 3 surrounds be less than the internal diameter of boiler tube 4, or claw 3 is discharged completely, make it in relaxed state, claw 3 can successfully stretch in boiler tube 4;
Then counterclockwise or clockwise rotate handle 5, after making push rod 1 axially, move, after driving support member 11, move, and then support member 11 is supported on to the inner edge of claw 3, claw 3 is outwards strutted, the card end 31 that makes claw 3 is gradually near the inwall of boiler tube 4, until card end 31 is fastened in the inwall of boiler tube 4, as shown in Figure 2;
After continuing axially, move push rod 1, because support member 11 is subject to supporting of claw 3, after can not continuing, move, push rod 1 moves after can driving claw 3, and then drives boiler tube 4 outwards to move by claw 3, to boiler tube 4 is pulled out to mould 6 gradually.
When support member 11 is fastened in claw 3 after the inwall of boiler tube 4, because handle 5 is mainly used in realizing the fine setting to push rod 1 axial location, for ease of push rod 1 fast after move, make boiler tube 4 break away from moulds 6 efficiently, can drag hook 13 be set at the other end of push rod 1, as shown in Figure 1, can adopt connection drawing piece, direct tractive push rod 1 backward, to drive boiler tube 4 to detach mould 6.
It is to be noted, when support member 11 is set to the structure coaxial with push rod 1, can claw 3 equal angles ground outwards can be strutted, make on the axis in boiler tube 4, center that claw 3 surrounds, and the axis of the axis of push rod 1 and boiler tube 4 coincides, at push rod 1 backward during pull, active force can be distributed in the circumferential of boiler tube 4 comparatively equably, can not produce skew, just can the relative position between boiler tube 4 and mould 6 not exerted an influence, and then can in the situation that not damaging mould 6, complete the demoulding yet.
Meanwhile, fixing of 3 pairs of boiler tubes 4 of claw is comparatively reliable, can not produce the security incidents such as slippage, has improved the safety and reliability of the demoulding.
Stripper apparatus of the present utility model can be realized fixing to boiler tube 4 fast, and operation is simple, can efficiently complete the demoulding.
Above the stripper apparatus of boiler tube that the utility model provides is described in detail.Applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand core concept of the present utility model.Should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (7)
1. the stripper apparatus of a boiler tube, it is characterized in that, described stripper apparatus comprises push rod (1), sleeve (2) and some claws (3), some described claws (3) are hinged on the circumferential of described sleeve (2) spaced reciprocally, described push rod (1) axially movably coaxially runs through described sleeve (2), and its one end being surrounded by claw described in each (3) is provided with the support member (11) that claw described in each (3) outwards can be strutted, to described claw (3) is fastened in to the inwall of described boiler tube (4).
2. stripper apparatus as claimed in claim 1, is characterized in that, described support member (11) is Rotary-table or the spheroid with the coaxial setting of described push rod (1).
3. stripper apparatus as claimed in claim 1, is characterized in that, claw described in each (3) is circumferentially uniform along described sleeve (2).
4. the stripper apparatus as described in claim 1-3 any one, it is characterized in that, described stripper apparatus also comprises the handle (5) that runs through described sleeve (2) setting, described handle (5) is threaded with described push rod (1), described push rod (1) is circumferentially fixedly installed, so that described handle (5) drives described push rod (1) to move axially while rotating.
5. stripper apparatus as claimed in claim 4, it is characterized in that, the stage casing of described push rod (1) is provided with external screw thread (12), described handle (5) radially connects described sleeve (2) setting, and there is the axially extending bore passing for described push rod (1), in described axially extending bore, be provided with the internal thread coordinating with described external screw thread (12).
6. stripper apparatus as claimed in claim 4, is characterized in that, claw described in each (3) all has the card end (31) of protruding setting.
7. stripper apparatus as claimed in claim 4, is characterized in that, the other end of described push rod (1) is provided with the drag hook (13) for connecting drawing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320551999.XU CN203470870U (en) | 2013-09-05 | 2013-09-05 | Demoulding device of furnace tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320551999.XU CN203470870U (en) | 2013-09-05 | 2013-09-05 | Demoulding device of furnace tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203470870U true CN203470870U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320551999.XU Expired - Lifetime CN203470870U (en) | 2013-09-05 | 2013-09-05 | Demoulding device of furnace tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203470870U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106807905A (en) * | 2016-12-30 | 2017-06-09 | 浙江天赋实业有限公司 | One kind rice huller paddy roller stripper apparatus |
| CN109465210A (en) * | 2018-11-13 | 2019-03-15 | 王蒙蒙 | A kind of automatic intelligent sorting system based on textile strand spool |
| CN110744026A (en) * | 2019-12-10 | 2020-02-04 | 安徽省岳西缸套有限公司 | Cylinder sleeve centrifugal casting machine |
| CN111014609A (en) * | 2019-12-10 | 2020-04-17 | 安徽省岳西缸套有限公司 | Demoulding device |
| CN112264588A (en) * | 2020-10-22 | 2021-01-26 | 柯建伟 | Casting mould suitable for engine production |
| CN112846125A (en) * | 2021-01-08 | 2021-05-28 | 王水生 | Large-scale ironcasting drawing of patterns assists ejecting instrument |
| CN113583827A (en) * | 2021-07-23 | 2021-11-02 | 南通润迪医疗科技有限公司 | Novel virus sampling tube and forming device |
-
2013
- 2013-09-05 CN CN201320551999.XU patent/CN203470870U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106807905A (en) * | 2016-12-30 | 2017-06-09 | 浙江天赋实业有限公司 | One kind rice huller paddy roller stripper apparatus |
| CN106807905B (en) * | 2016-12-30 | 2019-03-19 | 浙江天赋实业有限公司 | A kind of husking roller stripper apparatus |
| CN109465210A (en) * | 2018-11-13 | 2019-03-15 | 王蒙蒙 | A kind of automatic intelligent sorting system based on textile strand spool |
| CN110744026A (en) * | 2019-12-10 | 2020-02-04 | 安徽省岳西缸套有限公司 | Cylinder sleeve centrifugal casting machine |
| CN111014609A (en) * | 2019-12-10 | 2020-04-17 | 安徽省岳西缸套有限公司 | Demoulding device |
| CN112264588A (en) * | 2020-10-22 | 2021-01-26 | 柯建伟 | Casting mould suitable for engine production |
| CN112846125A (en) * | 2021-01-08 | 2021-05-28 | 王水生 | Large-scale ironcasting drawing of patterns assists ejecting instrument |
| CN113583827A (en) * | 2021-07-23 | 2021-11-02 | 南通润迪医疗科技有限公司 | Novel virus sampling tube and forming device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200335 Shanghai city Changning District road 268 Lane 3, facing the new Co-patentee after: SUPEZET (JINGJIANG) EQUIPMENT MANUFACTURING Co.,Ltd. Patentee after: SHANGHAI SUPEZET ENGINEERING TECHNOLOGY Co.,Ltd. Address before: 200335 Shanghai city Changning District road 268 Lane 3, facing the new Co-patentee before: SUPEZET (JINGJIANG) EQUIPMENT MANUFACTURING Co.,Ltd. Patentee before: SHANGHAI ZUORAN ENGINEERING TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
|
| CX01 | Expiry of patent term |