CN208089750U - A kind of movable axis - Google Patents
A kind of movable axis Download PDFInfo
- Publication number
- CN208089750U CN208089750U CN201820486270.1U CN201820486270U CN208089750U CN 208089750 U CN208089750 U CN 208089750U CN 201820486270 U CN201820486270 U CN 201820486270U CN 208089750 U CN208089750 U CN 208089750U
- Authority
- CN
- China
- Prior art keywords
- countershaft
- gear paper
- paper set
- movable axis
- hole
- 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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Abstract
The utility model discloses a kind of movable axis, including main shaft, the inside of the main shaft offers internal thread hole, the left and right ends of the main shaft are threaded with the first countershaft and the second countershaft respectively, the right end of first countershaft and the left end of the second countershaft are correspondingly provided with external screw thread, the left end of first countershaft is equipped with the first multi-diameter shaft, and the right end of second countershaft is equipped with the second multi-diameter shaft, first gear paper set and second gear paper set are respectively sleeved on first countershaft and the second countershaft.First countershaft and the second countershaft are threadedly connected to main shaft, the actual use length of axis is adjusted, in addition, first gear paper covers and second gear paper set tightens fixation by bolt respectively, first gear paper covers and the position of second gear paper set can change, the length that first gear paper covers between second gear paper set is adjusted, the applicable performance of movable axis greatly promotes.
Description
Technical field
The utility model is related to paper industry technical field, specially a kind of movable axis.
Background technology
Papermaking is the important invention of ancient china working people.Paper industry has very importantly in modern industry
Position, often needs to use movable axis in paper industry, and traditional activity axle construction is relatively more fixed, it has not been convenient to adjust, keep off paper set
Position fix, cause the applicability of movable axis poor, be not suitable for promoting the use of.
Utility model content
The purpose of this utility model is to provide a kind of movable axis, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of movable axis, including main shaft, the master
The inside of axis offers internal thread hole, and the left and right ends of the main shaft are threaded with the first countershaft and the second countershaft, institute respectively
The left end of the right end and the second countershaft of stating the first countershaft is correspondingly provided with external screw thread, and the left end of first countershaft is equipped with the first ladder
The right end of axis, second countershaft is equipped with the second multi-diameter shaft, and first gear is respectively sleeved on first countershaft and the second countershaft
Paper covers and second gear paper set.
As advanced optimizing for the technical program, a kind of movable axis of the utility model, the first gear paper set and second
It is in the form of annular discs to keep off paper set, the inside that the first gear paper covers offers first through hole, and the inside of the second gear paper set opens up
Have the second through-hole, the first through hole and the second through-hole are circular hole, the outer wall of the first through hole inner wall and the first countershaft it
Between clearance fit, clearance fit between the inner wall and the outer wall of the second countershaft of second through-hole.
As advanced optimizing for the technical program, a kind of movable axis of the utility model, first countershaft and second secondary
The specification of axis is identical, and first countershaft and the second countershaft are secured by bolts in main shaft.
As advanced optimizing for the technical program, a kind of movable axis of the utility model, the first gear paper set and second
The specification for keeping off paper set is identical, and the first gear paper set and second gear paper set tighten fixation by bolt respectively.
As advanced optimizing for the technical program, a kind of movable axis of the utility model, first multi-diameter shaft and second
The first keyway and the second keyway are respectively equipped on multi-diameter shaft, first keyway and the second keyway are flat key slot.
As advanced optimizing for the technical program, a kind of movable axis of the utility model, the right end of the first gear paper set
Face and the left side of second gear paper set are smooth flat.
Compared with prior art, the utility model has the beneficial effects that：A kind of movable axis of the utility model, structure novel,
Change the fixed structure of traditional activity axis, the inside of main shaft offers internal thread hole, and the first countershaft and the second countershaft are threadedly coupled
In main shaft so that the actual use length of axis can be adjusted, in addition, first gear paper set and second gear paper set are twisted by bolt respectively
It fastens, the position of first gear paper set and second gear paper set can change so that first gear paper covers between second gear paper set
Length can be adjusted, and the applicable performance of movable axis greatly promotes, and the first key is respectively equipped on the first multi-diameter shaft and the second multi-diameter shaft
Slot and the second keyway, facilitate connection, have very high practicability, greatly improve a kind of use functionality of movable axis, protect
Its using effect and utilization benefit are demonstrate,proved, is suitble to be widely popularized.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of movable axis of the utility model；
Fig. 2 is a kind of internal structure schematic diagram of movable axis of the utility model；
Fig. 3 is a kind of first gear paper nested structure schematic diagram of movable axis of the utility model；
Fig. 4 is a kind of second gear paper nested structure schematic diagram of movable axis of the utility model.
In figure：1 main shaft, 2 internal thread holes, 3 first countershafts, 4 second countershafts, 5 first multi-diameter shafts, 6 second multi-diameter shafts, 7
One keyway, 8 second keyways, 9 first gear paper sets, 10 second gear paper sets, 11 bolts, 12 first through hole, 13 second through-holes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for description purposes only, and is not understood to indicate or imply relative importance；In addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, can also be
It is detachably connected, or is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of movable axis, including main shaft 1, the main shaft 1
Inside offer internal thread hole 2, the left and right ends of the main shaft 1 are threaded with the first countershaft 3 and the second countershaft 4 respectively,
The left end of the right end of first countershaft 3 and the second countershaft 4 is correspondingly provided with external screw thread, and the left end of first countershaft 3 is equipped with the
The right end of one multi-diameter shaft 5, second countershaft 4 is equipped with the second multi-diameter shaft 6, is covered respectively on first countershaft, 3 and second countershaft 4
It is connected to first gear paper set 9 and second gear paper set 10.
Specifically, the first gear paper set 9 and second gear paper set 10 are in the form of annular discs, the inside of the first gear paper set 9
First through hole 12 is offered, the inside of the second gear paper set 10 offers the second through-hole 13, the first through hole 12 and second
Through-hole 13 is circular hole, clearance fit between 12 inner wall of the first through hole and the outer wall of the first countershaft 3, second through-hole 13
Inner wall and the outer wall of the second countershaft 4 between clearance fit.
Specifically, first countershaft 3 is identical with the specification of the second countershaft 4, first countershaft, 3 and second countershaft 4 is
It is fixed on main shaft 1 by bolt 11.
Specifically, the first gear paper set 9 is identical with the specification of second gear paper set 10, the first gear paper set 9 and second
Gear paper set 10 tightens fixation by bolt 11 respectively.
Specifically, being respectively equipped with the first keyway 7 and the second keyway 8, institute on first multi-diameter shaft, 5 and second multi-diameter shaft 6
It is flat key slot to state the first keyway 7 and the second keyway 8.
Specifically, the right side of the first gear paper set 9 and the left side of second gear paper set 10 are smooth flat.
Operation principle：A kind of movable axis of the utility model, in use, change the fixed structure of traditional activity axis, main shaft 1
Inside offers internal thread hole 2, and the first countershaft 3 and the second countershaft 4 are threadedly connected to main shaft 1 so that the actual use length of axis
It can adjust, in addition, first gear paper set 9 and second gear paper set 10 tighten fixation by bolt 11 respectively, first gear paper set 9 and the
The position of two gear paper sets 10 can change so that the length between first gear paper set 9 and second gear paper set 10 can be adjusted, activity
The applicable performance of axis greatly promotes, and the first keyway 7 and the second keyway 8 are respectively equipped on the first multi-diameter shaft 5 and the second multi-diameter shaft 6,
Facilitate connection, also has the characteristics that compact-sized, reasonable design.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of movable axis, including main shaft (1), it is characterised in that：The inside of the main shaft (1) offers internal thread hole (2), institute
The left and right ends for stating main shaft (1) are threaded with the first countershaft (3) and the second countershaft (4), the right side of first countershaft (3) respectively
The left end of end and the second countershaft (4) is correspondingly provided with external screw thread, and the left end of first countershaft (3) is equipped with the first multi-diameter shaft (5), institute
The right end for stating the second countershaft (4) is equipped with the second multi-diameter shaft (6), is respectively sleeved on first countershaft (3) and the second countershaft (4)
First gear paper set (9) and second gear paper set (10).
2. a kind of movable axis according to claim 1, it is characterised in that：The first gear paper set (9) and second gear paper set
(10) in the form of annular discs, the inside of the first gear paper set (9) offers first through hole (12), the second gear paper set (10)
Inside offers the second through-hole (13), and the first through hole (12) and the second through-hole (13) are circular hole, the first through hole
(12) clearance fit between inner wall and the outer wall of the first countershaft (3), the inner wall of second through-hole (13) and the second countershaft (4)
Clearance fit between outer wall.
3. a kind of movable axis according to claim 1, it is characterised in that：First countershaft (3) and the second countershaft (4)
Specification is identical, and first countershaft (3) and the second countershaft (4) are fixed on main shaft (1) by bolt (11).
4. a kind of movable axis according to claim 1, it is characterised in that：The first gear paper set (9) and second gear paper set
(10) specification is identical, and the first gear paper set (9) and second gear paper set (10) tighten fixation by bolt (11) respectively.
5. a kind of movable axis according to claim 1, it is characterised in that：First multi-diameter shaft (5) and the second multi-diameter shaft
(6) the first keyway (7) and the second keyway (8) are respectively equipped on, first keyway (7) and the second keyway (8) are flat key slot.
6. a kind of movable axis according to claim 1, it is characterised in that：The right side of the first gear paper set (9) and
The left side of two gear paper sets (10) is smooth flat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486270.1U CN208089750U (en) | 2018-04-08 | 2018-04-08 | A kind of movable axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486270.1U CN208089750U (en) | 2018-04-08 | 2018-04-08 | A kind of movable axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208089750U true CN208089750U (en) | 2018-11-13 |
Family
ID=64058276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820486270.1U Expired - Fee Related CN208089750U (en) | 2018-04-08 | 2018-04-08 | A kind of movable axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208089750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169591A (en) * | 2020-01-08 | 2020-05-19 | 左刚 | Shaft transmission structure of variable-speed bicycle |
-
2018
- 2018-04-08 CN CN201820486270.1U patent/CN208089750U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169591A (en) * | 2020-01-08 | 2020-05-19 | 左刚 | Shaft transmission structure of variable-speed bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20200408 |
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| CF01 | Termination of patent right due to non-payment of annual fee |