CN113618173B - Stable adjustable mantle fiber machine chain wheel - Google Patents
Stable adjustable mantle fiber machine chain wheel Download PDFInfo
- Publication number
- CN113618173B CN113618173B CN202110991864.4A CN202110991864A CN113618173B CN 113618173 B CN113618173 B CN 113618173B CN 202110991864 A CN202110991864 A CN 202110991864A CN 113618173 B CN113618173 B CN 113618173B
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- chain wheel
- wheel body
- threading machine
- plate
- transmission shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G5/00—Thread-cutting tools; Die-heads
- B23G5/08—Thread-cutting tools; Die-heads with means for adjustment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/22—Machines specially designed for operating on pipes or tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention relates to a stable and adjustable threading machine chain wheel which is arranged on a transmission shaft of a threading machine and comprises: the chain wheel comprises a chain wheel body, wherein a plurality of rubber plates for connecting the chain wheel body with a transmission shaft of the threading machine are movably arranged on the chain wheel body; the power assembly is mounted on the chain wheel body and used for driving the rubber plate to move towards or depart from a transmission shaft of the threading machine; the mounting assembly is arranged on the chain wheel body, is connected with the power assembly and the rubber plate, and drives the rubber plate to move towards or away from a transmission shaft of the threading machine when the power assembly acts; inferior chain wheel, inferior chain wheel with the coaxial setting of chain wheel body, fixed mounting has the installation axle on the inferior chain wheel, installation axle and fixed mounting be in fixed sleeve adaptation on the chain wheel body to set up in the symmetry block under the effect of the last elastic component of fixed sleeve.
Description
Technical Field
The invention relates to the field of threading machine transmission, in particular to a stable and adjustable threading machine chain wheel.
Background
The threading machine is also called an electric threading machine, an electric pipe cutting threading machine, a wire twisting machine, a pipe thread threading machine and a steel bar threading machine. The threading machine electrically drives a manual pipe thread strander before 1980, so that the pipe thread processing during the pipeline installation becomes easy and quick, and the labor intensity of pipeline installation workers is reduced.
When the threading machine works, a pipe to be threaded is firstly placed into a pipe chuck, the pipe is impacted and clamped, a starting switch is pressed, the pipe rotates along with the chuck, the size of a die opening on a die head is adjusted, and the length of a thread opening is set. And then, a feed hand wheel is pulled clockwise, so that a die cutter on a die head is tightly attached to the end part of the rotating pipe with constant force, the die cutter automatically cuts the threading, meanwhile, a cooling system automatically sprays oil for the die cutter for cooling, the die cutter automatically opens when the thread opening is machined to a preset length, the power supply is turned off when the thread opening is machined, the chuck is knocked open, and the pipe is taken out.
In the transmission of mantle fiber machine, often can use the chain wheel, traditional chain wheel passes through the key and is connected with the transmission shaft of mantle fiber machine with the keyway realization, and this makes when changing the chain wheel, and is unusual troublesome, provides a stable adjustable mantle fiber machine chain wheel for this reason.
Disclosure of Invention
The invention aims to provide a stable and adjustable die head of a threading machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a stabilize adjustable mantle fiber machine chain wheel, installs on the transmission shaft of mantle fiber machine, includes:
the chain wheel comprises a chain wheel body, wherein a plurality of rubber plates for connecting the chain wheel body with a transmission shaft of the threading machine are movably arranged on the chain wheel body;
the power assembly is mounted on the chain wheel body and used for driving the rubber plate to move towards or away from a transmission shaft of the threading machine;
the mounting assembly is arranged on the chain wheel body and connected with the power assembly and the rubber plate, and drives the rubber plate to move towards or away from a transmission shaft of the threading machine when the power assembly acts;
inferior chain wheel, inferior chain wheel with the coaxial setting of chain wheel body, fixed mounting has the installation axle on the inferior chain wheel, installation axle and fixed mounting are in fixed sleeve adaptation on the chain wheel body to setting up in the symmetry block under the effect of the last elastic component of fixed sleeve.
As a further scheme of the invention: the power assembly comprises a ratchet which is coaxially and rotatably arranged with the chain wheel body and a pawl which is elastically connected with the chain wheel body through a first torsion spring and is matched with the ratchet;
wherein, the pawl rotates to be installed on the chain wheel body, just be circumference equidistance fixed mounting on the chain wheel body and have a plurality of fixed blocks, the fixed block with the hole adaptation of ratchet.
As a still further scheme of the invention: the mounting assembly comprises a plurality of groups of meshing structures symmetrically mounted between the ratchet and the chain wheel body and a telescopic assembly connected with the meshing structures and mounted on the chain wheel body;
one end of the telescopic assembly, which is far away from the meshing structure, is fixedly connected with the rubber plate.
As a still further scheme of the invention: the meshing structure comprises an annular rack plate fixedly arranged on the ratchet and a gear rotatably arranged on the chain wheel body;
wherein, fixed mounting on the chain wheel body has the baffle, gear revolve installs on the baffle, just the transmission shaft of gear is connected flexible subassembly.
As a still further scheme of the invention: the telescopic assembly comprises a screw rod rotatably mounted on the baffle, a thread bushing plate in thread fit with the screw rod, and a connecting rod, one end of the connecting rod is fixedly connected with the thread bushing plate, and the other end of the connecting rod is fixedly connected with the rubber plate;
the thread sleeve plate is connected with the chain wheel body in a sliding mode.
As a still further scheme of the invention: the elastic component comprises spring cavities symmetrically arranged in the inner wall of the fixed sleeve, springs arranged in the spring cavities, and supporting rods movably arranged through the inner wall of the fixed sleeve and connected with the springs;
wherein, rotate on the bracing piece and install the pulley, the pulley with set up the spacing groove adaptation on the locking piece, the locking piece with installation axle fixed connection.
As a still further scheme of the invention: two recesses have been seted up to the last symmetry of fixed sleeve, the recess is in with the setting installation epaxial spacing adaptation.
As a still further scheme of the invention: an elastic plate is movably arranged in the fixed sleeve and is elastically connected with the inner wall of the fixed sleeve through a second torsion spring;
the elastic plate is also symmetrically provided with the limiting strips, and the limiting strips and the elastic plate are arranged in a semicircular cone shape.
Compared with the prior art, the invention has the beneficial effects that:
by arranging the power assembly and the mounting assembly, when the chain wheel body is mounted on a transmission shaft of the threading machine, the mounting is simpler, and the chain wheel body is adapted to the transmission shafts of the threading machines with different diameters;
through setting up installation axle, fixed sleeve and elastic component and making the inferior chain wheel that can increase different diameters on the basis of chain wheel body, realize different drive ratios.
Drawings
FIG. 1 is a schematic structural view of one embodiment of a stable and adjustable die head of a threading machine.
FIG. 2 is a schematic top view of an embodiment of a stable and adjustable die head.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 1.
Fig. 4 is an enlarged schematic view of the structure at B in fig. 2.
Fig. 5 is an enlarged schematic view of the structure at C in fig. 4.
FIG. 6 is a schematic view of the connection between the fixing sleeve and the mounting shaft in one embodiment of a stable and adjustable threading machine head.
In the figure: 1-toothed disc body, 2-secondary toothed disc, 3-ratchet, 4-fixed block, 5-pawl, 6-first torsion spring, 7-annular rack plate, 8-gear, 9-lead screw, 10-thread bushing plate, 11-connecting rod, 12-rubber plate, 13-fixed sleeve, 14-mounting shaft, 15-limiting bar, 16-locking piece, 17-elastic plate, 18-second torsion spring, 19-spring cavity, 20-spring, 21-supporting rod, 22-pulley and 23-limiting groove.
Detailed description of the preferred embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1~6, in an embodiment of the present invention, a stable and adjustable die head of a threading machine is mounted on a transmission shaft of the threading machine, including:
the thread rolling die comprises a thread rolling die body 1, wherein a plurality of rubber plates 12 used for connecting the thread rolling die body 1 with a transmission shaft of a threading machine are movably arranged on the thread rolling die body;
the power assembly is arranged on the chain wheel body 1 and is used for driving the rubber plate 12 to move towards or away from a transmission shaft of the threading machine;
the mounting assembly is arranged on the chain wheel body 1 and connected with the power assembly and the rubber plate 12, and drives the rubber plate to move towards or away from a transmission shaft of the threading machine when the power assembly acts;
the secondary chain wheel 2 is coaxially arranged with the chain wheel body 1, an installation shaft 14 is fixedly installed on the secondary chain wheel 2, and the installation shaft 14 is matched with a fixed sleeve 13 fixedly installed on the chain wheel body 1 and clamped under the action of elastic components symmetrically arranged on the fixed sleeve 13;
the power assembly comprises a ratchet 3 which is coaxially and rotatably arranged with the chain wheel body 1 and a pawl 5 which is elastically connected with the chain wheel body 1 through a first torsion spring 6 and is matched with the ratchet 3;
wherein, pawl 5 rotates to be installed on the chain wheel body 1, just be circumference equidistance fixed mounting on the chain wheel body 1 and have a plurality of fixed blocks 4, fixed block 4 with the hole adaptation of ratchet 3.
In the embodiment of the invention, the power assembly and the mounting assembly are arranged, so that when the chain wheel body 1 is mounted on the transmission shaft of the threading machine, the mounting is simpler, and meanwhile, the chain wheel body 1 is suitable for the transmission shafts of the threading machines with different diameters;
make the inferior chain wheel 2 that can increase different diameters on the basis of chain wheel body 1 through setting up installation axle 14, fixed sleeve 13 and elastic component, realize different drive ratios.
The tooth direction of the ratchet 3 faces clockwise, when the ratchet 3 is rotated anticlockwise, the rubber plate 12 is driven to move towards a transmission shaft of the threading machine through the mounting assembly so as to fix the chain wheel body 1 and the transmission shaft of the threading machine, and when the chain wheel body 1 needs to be replaced, the pawl 5 is pulled to enable the chain wheel body 1 to rotate reversely so as to realize unlocking;
the rubber plate 12 has a certain supporting force, and a friction force between the surface thereof and the threading machine is large enough to drive the chain wheel body 1 to rotate when the transmission shaft of the threading machine rotates.
As an embodiment of the present invention, the mounting assembly includes a plurality of sets of engaging structures symmetrically mounted between the ratchet 3 and the chain wheel body 1, and a telescopic assembly connected to the engaging structures and mounted on the chain wheel body 1;
one end of the telescopic assembly, which is far away from the meshing structure, is fixedly connected with the rubber plate 12;
the meshing structure comprises a ring-shaped rack plate 7 fixedly arranged on the ratchet 3 and a gear 8 rotatably arranged on the chain wheel body 1;
a baffle is fixedly arranged on the chain wheel body 1, the gear 8 is rotatably arranged on the baffle, and a transmission shaft of the gear 8 is connected with the telescopic assembly;
the telescopic assembly comprises a screw rod 9 rotatably mounted on the baffle, a thread bushing plate 10 in thread fit with the screw rod 9, and a connecting rod 11, one end of the connecting rod is fixedly connected with the thread bushing plate 10, and the other end of the connecting rod is fixedly connected with the rubber plate 12;
the thread sleeve plate 10 is connected with the chain wheel body 1 in a sliding mode.
In the embodiment of the invention, when the ratchet 3 rotates anticlockwise in use, the annular rack plate 7 is driven to rotate, the annular rack plate 7 is meshed with the gear 8, the gear 8 is driven to rotate, and the screw rod 9 is driven to rotate, so that the threaded sleeve plate 10 in threaded fit with the screw rod 9 moves in the axial direction of the screw rod 9, and the rubber plate 12 is pushed to move.
The thread sleeve plate 10 and the thread plate body 1 are arranged in a sliding mode, the phenomenon that in the process of rotating the screw rod 9, the thread sleeve plate 10 rotates along with the screw rod 9 is avoided, a self-locking effect exists between the thread sleeve plate 10 and the screw rod 9, the thread sleeve plate 10 cannot drive the screw rod 9 to rotate, and the connection stability between the thread plate body 1 and a transmission shaft of a threading machine is improved.
As an embodiment of the present invention, the elastic assembly includes a spring cavity 19 symmetrically disposed in the inner wall of the fixed sleeve 13, a spring 20 disposed in the spring cavity 19, and a support rod 21 movably disposed through the inner wall of the fixed sleeve 13 and connected to the spring 20;
a pulley 22 is rotatably mounted on the support rod 21, the pulley 22 is adapted to a limit groove 23 formed in the locking member 16, and the locking member 16 is fixedly connected to the mounting shaft 14;
two grooves are symmetrically formed in the fixed sleeve 13 and are matched with the limiting strips 15 arranged on the mounting shaft 14;
an elastic plate 17 is movably arranged in the fixed sleeve 13, and the elastic plate 17 is elastically connected with the inner wall of the fixed sleeve 13 through a second torsion spring 18;
wherein, also be provided with on the elastic plate 17 the symmetry spacing 15, just spacing 15 with elastic plate 17 is the setting of semicircle cone.
In the embodiment of the invention, when in use, the mounting shaft 14 on the secondary chain wheel 2 is pushed towards the fixing sleeve 13 on the chain wheel body 1, so that the limiting groove 23 on the locking piece 16 is locked with the pulley 22, and the stable connection between the secondary chain wheel 2 and the chain wheel body 1 is realized.
In the initial state, the elastic plate 17 acts on the pulley 22 so that the spring 20 is compressed and does not interfere with the movement of the blocking member 16 when it moves towards the inside of the fixed sleeve 13.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a stabilize adjustable mantle fiber machine chain wheel, installs on the transmission shaft of mantle fiber machine, its characterized in that, stabilize adjustable mantle fiber machine chain wheel and include:
the thread rolling die comprises a thread rolling die body (1), wherein a plurality of rubber plates (12) used for connecting the thread rolling die body (1) with a transmission shaft of a threading machine are movably arranged on the thread rolling die body;
the power assembly is mounted on the chain wheel body (1) and is used for driving the rubber plate (12) to move towards or away from a transmission shaft of the threading machine;
the mounting assembly is arranged on the chain wheel body (1) and connected with the power assembly and the rubber plate (12), and the mounting assembly drives the rubber plate to move towards or away from a transmission shaft of the threading machine when the power assembly acts;
the secondary chain wheel (2) is coaxial with the chain wheel body (1), an installation shaft (14) is fixedly installed on the secondary chain wheel (2), the installation shaft (14) is matched with a fixed sleeve (13) fixedly installed on the chain wheel body (1), and the secondary chain wheel and the fixed sleeve are clamped under the action of elastic components symmetrically arranged on the fixed sleeve (13);
the power assembly comprises a ratchet (3) which is coaxially and rotatably arranged with the chain wheel body (1) and a pawl (5) which is elastically connected with the chain wheel body (1) through a first torsion spring (6) and is matched with the ratchet (3);
the pawl (5) is rotatably mounted on the chain wheel body (1), a plurality of fixing blocks (4) are fixedly mounted on the chain wheel body (1) in a circumferential equidistant mode, and the fixing blocks (4) are matched with inner holes of the ratchets (3);
the mounting assembly comprises a plurality of groups of meshing structures symmetrically mounted between the ratchet (3) and the chain wheel body (1) and telescopic assemblies connected with the meshing structures and mounted on the chain wheel body (1);
one end of the telescopic assembly, which is far away from the meshing structure, is fixedly connected with the rubber plate (12).
2. A stable and adjustable tapper chain wheel according to claim 1, characterized in that the meshing structure comprises an annular rack plate (7) fixedly mounted on the ratchet (3), a gear wheel (8) rotatably arranged on the chain wheel body (1);
wherein, fixed mounting on the chain wheel body (1) has the baffle, gear (8) rotate to be installed on the baffle, just the transmission shaft of gear (8) is connected flexible subassembly.
3. The stable and adjustable threading machine chain wheel of claim 2, characterized in that the telescopic assembly comprises a screw rod (9) rotatably mounted on the baffle, a thread bushing plate (10) in threaded fit with the screw rod (9), a connecting rod (11) with one end fixedly connected with the thread bushing plate (10) and the other end fixedly connected with the rubber plate (12);
the thread sleeve plate (10) is connected with the chain wheel body (1) in a sliding mode.
4. The stable and adjustable die head of the threading machine according to claim 1, wherein the elastic component comprises spring cavities (19) symmetrically arranged in the inner wall of the fixed sleeve (13), springs (20) arranged in the spring cavities (19), and support rods (21) movably arranged through the inner wall of the fixed sleeve (13) and connected with the springs (20);
wherein, it has pulley (22) to rotate to install on bracing piece (21), pulley (22) with set up spacing groove (23) adaptation on locking piece (16), locking piece (16) with installation axle (14) fixed connection.
5. The stable and adjustable die head of the threading machine according to claim 1, characterized in that two grooves are symmetrically formed on the fixing sleeve (13), and the grooves are matched with the limit strips (15) arranged on the mounting shaft (14).
6. The stable and adjustable die head of the threading machine according to claim 5, characterized in that an elastic plate (17) is movably arranged inside the fixed sleeve (13), and the elastic plate (17) is elastically connected with the inner wall of the fixed sleeve (13) through a second torsion spring (18);
the elastic plate (17) is also symmetrically provided with the limiting strips (15), and the limiting strips (15) and the elastic plate (17) are arranged in a manner of a semi-cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110991864.4A CN113618173B (en) | 2021-08-27 | 2021-08-27 | Stable adjustable mantle fiber machine chain wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110991864.4A CN113618173B (en) | 2021-08-27 | 2021-08-27 | Stable adjustable mantle fiber machine chain wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113618173A CN113618173A (en) | 2021-11-09 |
| CN113618173B true CN113618173B (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110991864.4A Active CN113618173B (en) | 2021-08-27 | 2021-08-27 | Stable adjustable mantle fiber machine chain wheel |
Country Status (1)
| Country | Link |
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| CN (1) | CN113618173B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101704141B (en) * | 2009-12-10 | 2011-08-10 | 杭州宏力管道机械有限公司 | Electric pipe-cutting threading machine |
| CN110340464A (en) * | 2018-04-08 | 2019-10-18 | 扬州江宇刃具有限公司 | A kind of adjustable circular die |
| CN112253722B (en) * | 2020-11-11 | 2022-06-24 | 台州金纳车桥有限公司 | Full-automatic differential transmission device |
| CN112719481A (en) * | 2020-12-21 | 2021-04-30 | 东台市双厦工具有限公司 | Adjustable round die |
| CN113231700B (en) * | 2021-04-29 | 2023-01-24 | 东莞市福华建筑工程有限公司 | Threading machine die teeth mechanism for construction |
-
2021
- 2021-08-27 CN CN202110991864.4A patent/CN113618173B/en active Active
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| Publication number | Publication date |
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| CN113618173A (en) | 2021-11-09 |
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