CN110790486A - Glass tube forming device - Google Patents
Glass tube forming device Download PDFInfo
- Publication number
- CN110790486A CN110790486A CN201910816719.5A CN201910816719A CN110790486A CN 110790486 A CN110790486 A CN 110790486A CN 201910816719 A CN201910816719 A CN 201910816719A CN 110790486 A CN110790486 A CN 110790486A
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- China
- Prior art keywords
- sleeve
- glass tube
- pipe
- piece
- main shaft
- 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.)
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- 239000011521 glass Substances 0.000 title claims abstract description 32
- 230000002265 prevention Effects 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims 6
- 238000000465 moulding Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 7
- 238000004880 explosion Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000006060 molten glass Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to the technical field of glass tube manufacturing, and provides a glass tube forming device, which comprises: a main shaft; the rotating pipe is sleeved at one end of the main shaft; the elastic piece is sleeved on the main shaft, and one end of the elastic piece is abutted to the rotating pipe; the fixing piece is sleeved on the main shaft and is in threaded connection with the main shaft, and the other end of the elastic piece is abutted against the fixing piece. Set up elastic component and mounting through the one end at rotatory pipe, can support the one end of rotatory pipe tightly on the one hand, guarantee the stability of rotatory pipe installation, on the other hand makes rotatory pipe can promote the elastic component when the thermal expansion to provide the expansion space for rotatory pipe, thereby guarantee that the pipe explosion phenomenon can not appear in rotatory pipe, guaranteed the life of rotatory pipe.
Description
Technical Field
The invention relates to the technical field of glass tube manufacturing, in particular to a glass tube forming device.
Background
The glass tube forming technology is that molten glass in a molten state is drained to a rotating tube which is rotating and made of refractory materials under the condition of heat preservation, the rotating tube has a certain inclination angle, the molten glass flows to the surface of the rotating tube to form a uniform glass layer, the glass layer wraps the rotating tube, flows to the lower end of the rotating tube along the surface of the rotating tube under the action of gravity, then glass bubbles are formed by blowing compressed air blown from a central hole of a main shaft in the rotating tube, and the glass tube is formed under the traction of external force.
At present, the both ends of rotatory pipe are all fixed, make the rotatory pipe like this when the glass liquid parcel of high temperature, the rotatory pipe can carry out the thermal energy rapidly, nevertheless because of the both ends of rotatory pipe are all fixed for the rotatory pipe does not have expansion space in the axial, so cause the rotatory pipe easily and appear exploding the pipe phenomenon, shortened the life of rotatory pipe greatly.
Disclosure of Invention
The invention aims to provide a glass tube forming device, and aims to solve the technical problem that the normal use of a rotary tube is influenced because the rotary tube has no expansion space in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: a glass tube forming apparatus comprising:
a main shaft;
the rotating pipe is sleeved at one end of the main shaft;
the elastic piece is sleeved on the main shaft, and one end of the elastic piece is abutted to the rotating pipe;
the fixing piece is sleeved on the main shaft and is in threaded connection with the main shaft, and the other end of the elastic piece is abutted against the fixing piece.
In one embodiment, the fixing member includes a first fixing ring screwed to the spindle, and one end of the elastic member abuts against the first fixing ring.
In one embodiment, the fixing member further includes a second fixing ring threadedly coupled to the main shaft, and the first fixing ring and the second fixing ring abut against each other.
In one embodiment, the glass tube forming apparatus further includes a connecting member having one end fixed to the first fixing ring and the other end fixed to the second fixing ring.
In one embodiment, a damage prevention member is disposed on a side of the fixing ring facing the elastic member, and one end of the elastic member abuts against the damage prevention member.
In one embodiment, the main shaft is sleeved with a shaft sleeve, the elastic element is sleeved on the shaft sleeve, and the fixing element is connected to the shaft sleeve in a threaded mode.
In one embodiment, the shaft sleeve includes first and second sleeves spaced axially therealong, and the fastener is threadably coupled to the second sleeve.
In one embodiment, a connecting pipe is slidably sleeved on the first sleeve, one end of the connecting pipe abuts against the rotating pipe, and the other end of the connecting pipe abuts against the elastic piece.
In one embodiment, the outer surface of the first sleeve is provided with a guide block along the axial extension thereof, and the inner surface of the connecting pipe is provided with a sliding groove which is in sliding fit with the guide block along the axial direction thereof; or, the outer surface of the first sleeve is provided with a sliding groove along the axial direction, and the inner surface of the connecting pipe is radially and convexly provided with a guide block in sliding fit with the sliding groove.
In one embodiment, the shaft sleeve is sleeved with a pressing ring, one side of the pressing ring is abutted to the connecting pipe, and the other side of the pressing ring is abutted to the rotating pipe.
The glass tube forming device provided by the invention at least has the following beneficial effects:
set up elastic component and mounting through the one end at rotatory pipe, can support the one end of rotatory pipe tightly on the one hand, guarantee the stability of rotatory pipe installation, on the other hand makes rotatory pipe can promote the elastic component when the thermal expansion to provide the expansion space for rotatory pipe, thereby guarantee that the pipe explosion phenomenon can not appear in rotatory pipe, guaranteed the life of rotatory pipe.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic partial sectional view showing a glass tube forming apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a position limiting assembly according to an embodiment of the present invention;
FIG. 3 is a schematic radial cross-sectional view of a first sleeve in an embodiment of the invention;
FIG. 4 is a schematic top view of the first sleeve according to the embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a connecting tube according to an embodiment of the present invention;
fig. 6 is a schematic sectional structure view of the pressure ring according to the embodiment of the present invention.
Reference numerals: 1. rotating the tube; 11. heat preservation cotton; 12. chamfering; 2. a main shaft; 21. a first shaft section; 22. a second shaft section; 3. an elastic member; 4. a fixing member; 41. a first retaining ring; 411. a first screw hole; 412. a second convex ring; 42. a second retaining ring; 421. a second screw hole; 5. a connecting member; 6. a shaft sleeve; 61. a first sleeve; 611. a guide block; 62. a second sleeve; 7. a connecting pipe; 71. a chute; 72. an external spline; 73. a first convex ring; 8. pressing a ring; 81. an internal spline; 82. a butting ring; 821. an inclined surface; 9. loss prevention parts.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, a glass tube forming apparatus according to an embodiment of the present invention will now be described in detail. This glass tube forming device includes: a rotating pipe 1, a main shaft 2, an elastic member 3 and a fixing member 4. Wherein, the rotating tube 1 is sleeved outside one end of the main shaft 2, the elastic element 3 is sleeved on the main shaft 2, the fixing element 4 is sleeved on the main shaft 2 and is in threaded connection with the main shaft 2, one end of the elastic element 3 is abutted against the rotating tube 1, and the other end of the elastic element 3 is abutted against the fixing element 4. The setting of 1 slope of rotatory pipe, the one end that elastic component 3 was kept away from to rotatory pipe 1 is the front end, and the front end is lower end, and the front end fixed connection of high temperature resistant end and rotatory pipe 1 is passed through to the one end of main shaft 2, and the rear end and the 3 butt of elastic component of rotatory pipe 1, mounting 4 are used for carrying out the elasticity size that the position was injectd and was adjusted elastic component 3 to elastic component 3.
According to the glass tube forming device provided by the embodiment of the invention, the elastic piece 3 and the fixing piece 4 are arranged at one end of the rotary tube 1, so that one end of the rotary tube 1 can be abutted tightly to ensure the installation stability of the rotary tube 1, and the rotary tube 1 can push the elastic piece 3 when being heated to expand so as to provide an expansion space for the rotary tube 1, so that the rotary tube 1 is prevented from tube explosion, and the service life of the rotary tube 1 is ensured.
In the present embodiment, as shown in fig. 1 and 2, the fixing member 4 includes at least a first fixing ring 41 screwed to the main shaft 2, and one end of the elastic member 3 abuts on one end of the first fixing ring 41. First fixed ring 41 and main shaft 2 threaded connection make things convenient for the installation of first fixed ring 41 like this, also conveniently adjust the interval between first fixed ring 41 and the rotating tube 1 simultaneously to adjust the size of elastic component 3 elasticity.
Preferably, as shown in fig. 1 and 2, the fixing member 4 further includes a second fixing ring 42 screwed with the main shaft 2, and the first fixing ring 41 and the second fixing ring 42 abut against each other. The second fixing ring 42 serves to increase the anti-loosening capability of the first fixing ring 41 by the abutting action, thus ensuring the stability of the limiting and abutting action of the fixing member 4 on the elastic member 3. In the present embodiment, the first fixing ring 41 and the second fixing ring 42 are both nuts, preferably locknuts.
After the first fixing ring 41 and the second fixing ring 42 are assembled on the spindle 2 by threads, the positions of the first fixing ring 41 and the second fixing ring 42 are fixed, the position of the elastic element 3 close to one end of the first fixing ring 41 is limited, and at this time, one end of the elastic element 3 close to the rotating tube 1 can only be compressed under the thermal expansion effect of the rotating tube 1, so that the elastic element 3 has a pressing and fixing effect on the rotating tube 1.
Preferably, as shown in fig. 1 and 2, the glass tube forming apparatus further includes a connector 5, and one end of the connector 5 is fixed to the first fixing ring 41 and the other end is fixed to the second fixing ring 42. The connecting member 5 is used to fix the first fixing ring 41 and the second fixing ring 42 together, so that the first fixing ring 41 and the second fixing ring 42 can only rotate synchronously, and thus, a large external force is required for the rotation of the first fixing ring 41 and the second fixing ring 42, and the first fixing ring 41 cannot rotate only under the abutting force of the elastic member 3, thereby further improving the anti-loosening effect of the first fixing ring 41.
Specifically, as shown in fig. 2, in the present embodiment, the connecting member 5 is a connecting piece, a first screw hole 411 is radially formed in the outer peripheral surface of the first fixing ring 41, a second screw hole 421 is radially formed in the outer peripheral surface of the second fixing ring 42, one end of the connecting piece is fixed to the outer peripheral surface of the first fixing ring 41 by screwing with the first screw hole 411 through a first screw (not shown in the figure), the other end of the connecting piece is fixed to the outer peripheral surface of the second fixing ring 42 by screwing with the second screw hole 421 through a second screw (not shown in the figure), and the connecting piece is attached to the outer peripheral surfaces of the first fixing ring 41 and the second fixing ring 42; the first screw holes 411 and the second screw holes 421 can also facilitate the rotation of the first fixing ring 41 and the second fixing ring 42 by screwing the handle, so as to improve the screwing efficiency or unscrewing efficiency of the first fixing ring 41 and the second fixing ring 42. In other embodiments, the connecting piece is a U-shaped piece, two side pieces of the connecting piece are respectively attached to an end surface of the first fixing ring 41 away from the second fixing ring 42 and an end surface of the second fixing ring 42 away from the first fixing ring 41, and at this time, the first screw hole 411 and the second screw hole 421 may be radially arranged or axially arranged. In the present embodiment, the connecting member 5 is made of a metal material such as a steel material.
In one embodiment, as shown in fig. 1 and 2, the first fixing ring 41 is provided with a damage preventing member 9 on a side facing the elastic member 3, and one end of the elastic member 3 abuts against the damage preventing member 9. The damage prevention member 9 protects the outer surface of the first fixing ring 41, and prevents the first fixing ring 41 from being worn when the elastic member 3 directly abuts against the first fixing ring 41, and the side of the damage prevention member 9 close to the first fixing ring 41 is a smooth surface, so that the friction force between the first fixing ring and the first fixing ring is further reduced. In this embodiment, the damage preventing member 9 is a gasket, and the gasket is a flat gasket, and the gasket is made of a metal material such as a steel material.
In one embodiment, as shown in fig. 1 and 3, the main shaft 2 is sleeved with a shaft sleeve 6, the elastic member 3 is sleeved on the shaft sleeve 6, and the fixing member 4 is screwed on the shaft sleeve 6. The shaft sleeve 6 is used for protecting the main shaft 2, on one hand, the installation of the elastic part 3 and the fixing part 4 is convenient, on the other hand, the processing procedures applied to the main shaft 2 are reduced, such as the procedure of processing external threads on the main shaft 2, and therefore the service performance of the main shaft 2 and the strength of the main shaft 2 are favorably guaranteed.
Preferably, in this embodiment, the shaft sleeve 6 includes a first sleeve 61 and a second sleeve 62 arranged at intervals in the axial direction thereof, and the fixing member 4 is screwed to the second sleeve 62. The first sleeve 61 and the second sleeve 62 have a gap in front, so that when the first sleeve 61 is heated, an expansion space can be provided for the first sleeve 61, the second sleeve 62 is sleeved on the spindle 2 in a welding manner, and the external thread on the outer circumferential surface of the second sleeve 62 can be a rectangular thread or a spiral thread. Preferably rectangular threads, which effectively increases the anti-loosening effect of the fixing 4.
Preferably, as shown in fig. 1, 4 and 5, a connection pipe 7 is slidably fitted over the first sleeve 61, and one end of the connection pipe 7 abuts against the rotary pipe 1 and the other end abuts against the elastic member 3. The connecting pipe 7 mainly plays a connecting role so as to enable the elastic part 3 to be far away from the rotating pipe 1, so that the elastic part 3 is far away from a higher temperature area, the service life of the elastic part 3 can be effectively guaranteed, in addition, the connecting pipe 3 can also relatively reduce the length of the elastic part 3, and the elastic stability of the elastic part 3 is effectively guaranteed.
Specifically, as shown in fig. 1 and 3 to 5, in the present embodiment, the guide block 611 is provided on the outer surface of the first sleeve 61 in an axial direction thereof, the slide groove 71 slidably fitted with the guide block 611 is provided on the inner surface of the connection pipe 7 in the axial direction thereof, and the connection pipe 7 is made to slide only in the axial direction of the first sleeve 61 through the guide block 611 and the slide groove 71, so that the connection pipe 7 and the first sleeve 61 are integrated, the friction force generated between the connection pipe 7 and the elastic member 3 when the connection pipe 7 rotates relative to the first sleeve 61 is reduced, and the abrasion prevention effect on the surfaces of the elastic member 3 and the connection pipe 7 can be achieved. Wherein, the outer peripheral surface of the first sleeve 61 is provided with a groove with an axis extending, the guide block 611 is partially embedded into the groove and fixed on the first sleeve 61 by a screw, so as to facilitate the replacement of the guide block 611, or the guide block 611 and the first sleeve 61 are integrally formed or fixed on the first sleeve 61 by welding. In other embodiments, the outer surface of the first sleeve 61 is provided with a sliding groove 71 along the axial direction thereof, and the inner surface of the connecting pipe 7 is provided with a guide block 611 protruding radially and slidably fitting with the sliding groove 71.
Preferably, as shown in fig. 1, 5 and 6, in the present embodiment, the shaft sleeve 6 is sleeved with a pressing ring 8, one end of the pressing ring 8 abuts against the connecting pipe 7, and the other end abuts against the rotating pipe 1. In the present embodiment, the pressing ring 8 is inserted into the connecting pipe 7 by a spline. Specifically, the one end that clamping ring 8 is close to connecting pipe 7 is equipped with internal spline 81, the one end that connecting pipe 7 is close to clamping ring 8 is equipped with external spline 72, internal spline 81 pegs graft with external spline 72, make clamping ring 8 and connecting pipe 7 synchronous revolution, thereby make clamping ring 8 and rotatory 1 synchronous revolution, play the location and prevent that clamping ring 8 and rotatory 1 from taking place the effect with main shaft 2 relative rotation, also reduce the frictional force between clamping ring 8 and the rotatory 1 pipe simultaneously, prevent that clamping ring 8 and connecting pipe 7 from causing wearing and tearing.
In this embodiment, the pressing ring 8 is provided with a contact ring 82 at one end close to the rotary tube 1, the outer diameter of the contact ring 82 is larger than the outer diameter of the rotary tube 1, and one end of the rotary tube 1 is in contact with the contact ring 82. Specifically, the inner surface of the abutment ring 82 is provided with an inclined surface 821 which gradually retracts towards the direction away from the rotary pipe 1 along the axis of the inner surface, the end surface of the rotary pipe 1 close to the compression ring 8 is chamfered 12 at the outer edge, and the chamfered 12 is matched and attached with the inclined surface 821. Make the radial surface of the partial protrusion rotating tube 1 of butt ring 82 like this, make things convenient for workman or other instrument to exert external force to clamping ring 8 to make clamping ring 8 slide to the direction of keeping away from rotating tube 1, thereby make rotating tube 1 break away from with clamping ring 8, make things convenient for rotating tube 1 to remove to the direction that is close to clamping ring 8, so that make rotating tube 1 keep away from the end separation of the one end of clamping ring 8 and fixed rotating tube 1, thereby make things convenient for the change of rotating tube 1.
In the present embodiment, as shown in fig. 1 and 5, a first protruding ring 73 protruding outward in the radial direction is provided at one end of the connection pipe 7 near the elastic member 3, and one end of the elastic member 3 abuts on an end surface of the first protruding ring 73. The end face of the first convex ring 73 close to the elastic part 3 has a certain distance from the end face of the connecting pipe 7 close to the elastic part 3, so that when the elastic part 3 is sleeved on the first connecting pipe 7 and abutted against the first convex ring 73, the elastic part 3 can be effectively clamped, and the installation stability of the elastic part 3 is improved.
Preferably, as shown in fig. 1 and 2, a second protruding ring 412 extending along the axis of the first fixing ring 41 is provided at an end of the first fixing ring 41 close to the elastic member 3, and the damage preventing member 9 is fitted over the second protruding ring 412. In the present embodiment, the damage preventing member 9 has an L-shaped radial cross-section, so that the elastic member 3 abuts only the damage preventing member 9, ensuring that the first fixing ring 41 is not worn. The sum of the radial thickness of the second convex ring 412 and the thickness of the damage prevention part 9 is equal to the radial thickness of the connecting pipe 7, so that after one end of the elastic part 3 is sleeved on the connecting pipe 7 and the other end of the elastic part is sleeved on the damage prevention part 9, two ends of the elastic part 3 are in a horizontal state in fig. 1, and thus, the elastic part 3 is protected to a certain extent and the installation stability of the elastic part 3 is ensured. In this embodiment, the elastic member 3 is a spring.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A glass tube forming apparatus, comprising:
a main shaft;
the rotating pipe is sleeved at one end of the main shaft;
the elastic piece is sleeved on the main shaft, and one end of the elastic piece is abutted to the rotating pipe;
the fixing piece is sleeved on the main shaft and is in threaded connection with the main shaft, and the other end of the elastic piece is abutted against the fixing piece.
2. A glass tube forming apparatus as defined in claim 1, wherein: the mounting include with spindle threaded connection's first solid fixed ring, the one end butt of elastic component in first solid fixed ring.
3. A glass tube forming apparatus as defined in claim 2, wherein: the mounting still include with spindle threaded connection's the solid fixed ring of second, first solid fixed ring with the solid fixed ring mutual butt of second.
4. A glass tube forming apparatus as defined in claim 3, wherein: the glass tube forming device further comprises a connecting piece, one end of the connecting piece is fixed with the first fixing ring, and the other end of the connecting piece is fixed with the second fixing ring.
5. A glass tube forming apparatus as defined in claim 1, wherein: the solid fixed ring orientation one side of elastic component is provided with the loss prevention piece, the one end of elastic component with loss prevention piece butt.
6. A glass tube forming apparatus according to any one of claims 1 to 5, wherein: the spindle is sleeved with a spindle sleeve, the elastic piece is sleeved on the spindle sleeve, and the fixing piece is in threaded connection with the spindle sleeve.
7. The glass tube molding apparatus as defined in claim 6, wherein: the shaft sleeve comprises a first sleeve and a second sleeve which are arranged at intervals along the axial direction of the shaft sleeve, and the fixing piece is connected to the second sleeve in a threaded mode.
8. The glass tube molding apparatus as defined in claim 7, wherein: the first sleeve is slidably sleeved with a connecting pipe, one end of the connecting pipe is abutted to the rotating pipe, and the other end of the connecting pipe is abutted to the elastic piece.
9. A glass tube forming apparatus as defined in claim 8, wherein: the outer surface of the first sleeve extends along the axial direction of the first sleeve to be provided with a guide block, and the inner surface of the connecting pipe is provided with a sliding groove which is assembled with the guide block in a sliding manner along the axial direction of the connecting pipe; or, the outer surface of the first sleeve is provided with a sliding groove along the axial direction, and the inner surface of the connecting pipe is radially and convexly provided with a guide block in sliding fit with the sliding groove.
10. A glass tube forming apparatus as defined in claim 8, wherein: the last cover of axle sleeve is equipped with the clamping ring, one side of clamping ring with the connecting pipe butt, the opposite side with the rotatory pipe butt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816719.5A CN110790486A (en) | 2019-08-30 | 2019-08-30 | Glass tube forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816719.5A CN110790486A (en) | 2019-08-30 | 2019-08-30 | Glass tube forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110790486A true CN110790486A (en) | 2020-02-14 |
Family
ID=69427104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910816719.5A Pending CN110790486A (en) | 2019-08-30 | 2019-08-30 | Glass tube forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110790486A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU30185A1 (en) * | 1930-11-12 | 1933-04-30 | Общество для ламп накаливания с ограниченной ответственностью Патент Трейганд | Apparatus for molding molten glass into cylinders |
| DE20221054U1 (en) * | 2002-01-23 | 2004-11-25 | Heraeus Tenevo Ag | Production of a cylindrical glass body, especially a quartz glass body, in a vertical drawing process comprises feeding a glass blank to a heating zone, softening the blank, and withdrawing a glass strand from the softened region |
| DE102004060409A1 (en) * | 2004-12-14 | 2006-06-29 | Schott Ag | Glass tube of reed switch used for e.g. technical applications, has inner bore and cross- sectional constriction with relationship applicable between respective cross- sectional constriction and diameter of circumference of inner bore |
| CN107848856A (en) * | 2015-08-06 | 2018-03-27 | 日本电气硝子株式会社 | Glass tube shaping sleeve |
| CN210855797U (en) * | 2019-08-30 | 2020-06-26 | 湖南旗滨医药材料科技有限公司 | Glass tube forming device |
-
2019
- 2019-08-30 CN CN201910816719.5A patent/CN110790486A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU30185A1 (en) * | 1930-11-12 | 1933-04-30 | Общество для ламп накаливания с ограниченной ответственностью Патент Трейганд | Apparatus for molding molten glass into cylinders |
| DE20221054U1 (en) * | 2002-01-23 | 2004-11-25 | Heraeus Tenevo Ag | Production of a cylindrical glass body, especially a quartz glass body, in a vertical drawing process comprises feeding a glass blank to a heating zone, softening the blank, and withdrawing a glass strand from the softened region |
| DE102004060409A1 (en) * | 2004-12-14 | 2006-06-29 | Schott Ag | Glass tube of reed switch used for e.g. technical applications, has inner bore and cross- sectional constriction with relationship applicable between respective cross- sectional constriction and diameter of circumference of inner bore |
| CN107848856A (en) * | 2015-08-06 | 2018-03-27 | 日本电气硝子株式会社 | Glass tube shaping sleeve |
| CN210855797U (en) * | 2019-08-30 | 2020-06-26 | 湖南旗滨医药材料科技有限公司 | Glass tube forming device |
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