CN204256212U - Heat sealing machine - Google Patents
Heat sealing machine Download PDFInfo
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- CN204256212U CN204256212U CN201420753899.XU CN201420753899U CN204256212U CN 204256212 U CN204256212 U CN 204256212U CN 201420753899 U CN201420753899 U CN 201420753899U CN 204256212 U CN204256212 U CN 204256212U
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- threaded part
- interior threaded
- transfer table
- rotation axis
- gear
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Abstract
The utility model provides a kind of heat sealing machine, and it can carry out optical fiber accurately with simple structure and move axially.Mobile unit (13) is made up of motor (17), gear (15a, 15b), rotation axis (19), interior threaded part (21), transfer table (23) etc.The rotation axis of motor (17) is fixed with gear (15a).Gear (15a) engages with gear (15b).Therefore, the power of motor (17) is transmitted to the rotation axis (19) be fixed on gear (15b) by gear (15a, 15b).In addition, it is Poewr transmission mechanism as simple that gear (15a, 15b) has more than, and also can play a role as reducing gear.That is, by gear (15a, 15b), the rotating speed of the rotation axis (19) relative to motor (17) rotating speed can be reduced.By such setting, the torque of rotation axis (19) can be increased.In addition, be easy to finely tune the rotating speed of rotation axis (19).
Description
Technical field
The utility model relates to a kind of heat sealing machine being easy to carry out fiber position adjustment.
Background technology
Heat sealing machine is used when being connected to each other to optical fiber.Heat sealing machine is configured between electrode to ground connection each other by the optical fiber remained on a pair fixture, by arc welding optical fiber end each other, thus the equipment that optical fiber is connected to each other.
As such heat sealing machine, the heat sealing machine (such as patent documentation 1) that existing a kind of a pair fixture is arranged relatively.
Prior art document
Patent documentation
List of references 1: Japanese Patent Publication 2004-184543 publication
Utility model content
(1) technical matters that will solve
Usually, when Fiber connection, need the end of optical fiber to be configured in correct position.Therefore, when weld job, make the mobile device of optical fiber movement vertically.
Mobile device is the device that the fixture of maintenance optical fiber is moved axially along optical fiber.Existing in method as described below, as described mobile device, use and be formed with externally threaded motor on the rotating shaft, rotation axis and transfer table are screwed, CD-ROM drive motor, make transfer table move along rotation axis thus.
But, in the method, owing to being decided the mobile accuracy of transfer table by the external thread pitch of motor, be therefore difficult to carry out hi-Fix.In addition, the rotational torque about motor has the limit.Therefore, at the optical fiber etc. that such as diameter is large, when resistance is large, be difficult to optical fiber is moved.In addition, due to make the rotation axis of motor directly and transfer table be screwed, therefore can not use reducing gear.
The utility model completes in view of this problem, and its object is to provide a kind of can carry out with simple structure the heat sealing machine that optical fiber moves axially accurately.
(2) technical scheme
In order to achieve the above object, of the present utility modelly be characterised in that, be connected to each other by optical fiber, it possesses fixture setting unit and mobile unit, described fixture setting unit arranges the fixture keeping optical fiber, and described mobile unit can make described fixture setting unit move up at fiber axis; Described mobile unit possesses motor, multiple gear, rotation axis, interior threaded part and transfer table, and described multiple gear transmission is from the power of described motor; Described rotation axis by described pinion rotation, and has external thread part; Described interior threaded part and described external thread part are screwed; Described interior threaded part received by described transfer table, and described fixture setting unit is moved; By making described revolution, described interior threaded part moves along described rotation axis, and described transfer table is moved.
Preferably, described gear reduces the rotating speed of described motor and transmits to described rotation axis.
Preferably, the guiding mechanism that the moving direction that described mobile unit has relatively described transfer table guides described transfer table.
Preferably, described transfer table by elastomeric element from the side of the main body of described mobile unit extrude, described interior threaded part is accommodated in the interior threaded part incorporating section of described transfer table, described interior threaded part extrude by the madial wall on one side of described interior threaded part incorporating section, resist mutually with described elastomeric element, between the medial surface of the another side of described interior threaded part and described interior threaded part incorporating section, be formed with gap.
Also can also possess the test section detecting described interior threaded part position.
According to the utility model, owing to directly not forming external thread on the axle of motor, so there is no the special motor of necessary use.
In addition, due to by gear by the power of motor to transfer table transmission, therefore, it is possible to reduce the rotating speed of motor.Therefore, even if use miniature motor, also enough torques can be guaranteed.
In addition, by arranging the guiding mechanism guiding transfer table, transfer table can be made not tilt and move with straight posture relative to rotation axis when mobile.
In addition, state transfer table being in be extruded with elastomeric element, with this make interior threaded part extrude interior threaded part incorporating section medial surface, transfer table can be made to move.In addition, by forming gap between the medial surface of the another side of interior threaded part and interior threaded part incorporating section, on the position that interior threaded part can be made to be positioned at do not contact with the medial surface of interior threaded part incorporating section.Therefore, after welding optic fibre, when screening (tension test) of carrying out optical fiber, interior threaded part can be made rearward to keep out of the way in interior threaded part incorporating section, carry out utilizing the fiber-draw of elastomeric element to test.
In addition, by arranging the test section detecting interior threaded part position, interior threaded part position during position or the tension test of transfer table can accurately be controlled.
(3) beneficial effect
According to the utility model, provide a kind of can with simple structure carry out accurately fiber axis to the heat sealing machine of movement.
Accompanying drawing explanation
Fig. 1 is the stereographic map representing heat sealing machine 1.
Fig. 2 is the vertical view representing mobile unit 13.
Fig. 3 (a) is the side view representing mobile unit 13, and Fig. 3 (b) is the front view representing mobile unit 13.
Fig. 4 is the upward view representing mobile unit 13.
Fig. 5 is the A-A line cut-open view of Fig. 4.
To be the figure representing transfer table rearward fallback state, Fig. 6 (b) be Fig. 6 (a) represents the figure of transfer table forwards mobile status.
To be the figure representing fixture 35a, 35b fallback state each other, Fig. 7 (b) be Fig. 7 (a) represents the figure making fixture 35a, 35b forward travel state each other.
Fig. 8 is the figure representing the state of carrying out connecting portion tension test after fused fiber splice.
Description of reference numerals
1-heat sealing machine
3-base portion
5-holding member
7-electrode bar
9-electrode bar holding member
11-fixture mounting portion
13-mobile unit
15a, 15b-gear
17-motor
19-rotation axis
21-interior threaded part
23-transfer table
25-guiding piece
27-arm
29-spring
31-interior threaded part incorporating section
33a, 33b-medial surface
35a, 35b-fixture
37a, 37b-optical fiber
Embodiment
Below, with reference to accompanying drawing, embodiment of the present utility model is described.Fig. 1 is the stereographic map representing heat sealing machine 1.Heat sealing machine 1 possesses fixture mounting portion 11, base portion 3, holding member 5 and electrode bar holding member 9 etc., and described fixture mounting portion 1 loads the fixture keeping optical fiber; Described base portion 3 configures end and the electrode of optical fiber; Described holding member 5 keeps base portion 3; Described electrode bar holding member 9 holding electrode rod 7.In addition, in the following description, illustrate the example that base portion 3 and holding member 5 are different parts, but base portion 3 and holding member 5 also can be formed with entirety.
Heat sealing machine 1 connects a pair optical fiber by welding.Keeping optical fiber by omitting illustrated a pair fixture, fixture being positioned in fixture mounting portion 11.Under the state of docking optical fiber connector, between pair of electrodes rod 7, produce electric arc, make the terminal part melting of optical fiber thus engage.
When optical fiber is fused with one another, the location of optical fiber is important.Therefore, the base portion 3 of heat sealing machine 1 forms V-groove, optical fiber and electrode bar 7 are configured in V-groove.
In order to carry out the adjustment of optical fiber terminal position each other, fixture mounting portion 11 can moving axially along optical fiber.That is, the optical fiber remained on fixture is configured in fixture mounting portion 11 together with fixture, by the movement of fixture mounting portion 11, can adjust the terminal position of optical fiber.
Then, to making the mobile unit of fixture mounting portion 11 movement be described.Fig. 2 is the vertical view representing mobile unit 13.Fig. 3 (a) is the side view representing mobile unit 13, and Fig. 3 (b) is the front view representing mobile unit 13.Fig. 4 is the upward view representing mobile unit 13.Fig. 5 is the A-A line cut-open view of Fig. 4.In addition, in the following description, except non-specifically is recorded, then the diagram of fixture etc. is omitted.
Mobile unit 13 is made up of motor 17, gear 15a, 15b, rotation axis 19, interior threaded part 21, transfer table 23 etc.
Fixed gear 15a on the rotation axis of motor 17.Gear 15a engages with gear 15b.In addition, fixed bias circuit 19 on gear 15b.Therefore, the power of motor 17 is transmitted to the rotation axis 19 be fixed on gear 15b by gear 15a, 15b.
In the present embodiment, gear 15a, 15b have the identical number of teeth, but the relation of both numbers of teeth is not limited thereto.At this, the built-in not shown reducing gear be made up of multiple gear in the inside of motor 17, in the rotation that motor internal produces, is slowed down by reducing gear and gear 15a, 15b, rotation axis 19 is rotated.In addition, as motor 17, DC motor can be set as, also can be set as impulse motor.When using impulse motor, higher fiber orientation can be carried out.
In addition, it is Poewr transmission mechanism as simple that gear 15a, 15b have more than, and also can play a role as reducing gear.That is, by suitably selecting the number of teeth of gear 15a, 15b, the rotating speed of the rotation axis 19 relative to motor 17 rotating speed can be reduced.By such setting, the torque of rotation axis 19 can be increased.In addition, be easy to finely tune the rotating speed of rotation axis 19.
The periphery of rotation axis 19 is external thread part, is screwed with interior threaded part 21.Interior threaded part 21 is such as nut, rotates and is limited and is kept.Therefore, when rotation axis 19 rotates, then interior threaded part 21 moves along rotation axis 19.
Interior threaded part 21 is configured in the interior threaded part incorporating section 31 (Fig. 5) of transfer table 23.Transfer table 23 is fixed with the parts of fixture mounting portion 11 above being.As shown in Figure 4, transfer table 23 can be guided by guiding piece 25, to moving axially of rotation axis 19.
In addition, as guiding mechanism, providing holes in a part for transfer table 23, by making leading axle run through, can make transfer table 23 move along leading axle.In this situation, preferably form a pair leading axle at the both ends of transfer table 23.In addition, as guiding mechanism, also line slideway can be used.
Transfer table 23 is rearward extruded by the spring 29 as elastomeric element.Herein, in the utility model, the left side of Fig. 4, Fig. 5 is set to rear, right side is set to front.Front refers to the end direction (electrode bar side) of optical fiber when keeping the fixture of optical fiber to be placed in fixture mounting portion 11.
As shown in Figure 5, because transfer table 23 is rearward extruded by spring 29, therefore interior threaded part 21 contacts with the medial surface 33a of the front side in interior threaded part incorporating section 31.Now, between interior threaded part 21 and the medial surface 33b of interior threaded part incorporating section 31 rear side, gap is provided with.
Interior threaded part 21 is fixed with arm 27.Near the terminal part of arm 27, be provided with and omit illustrated sensor.Sensor plays a role as the test section of the position of detection arm 27.That is, by sensor, the position of interior threaded part 21 can be detected.
Then, the mobile status of mobile unit 13 is described.Fig. 6 (a) represents that transfer table 23 is positioned at the figure of the state at rear.As previously mentioned, transfer table 23 is rearward extruded by spring 29.In addition, because interior threaded part 21 contacts with the medial surface 33a of interior threaded part incorporating section 31, therefore transfer table 23 is positioned by interior threaded part 21 and keeps.
Fig. 7 (a) for configuring the vertical view of the state of fixture 35a, 35b in fixture mounting portion 11 under this state.A pair mobile unit 13 is configured with direction respect to one another.In addition, in the fixture mounting portion 11 that each mobile unit 13 is arranged, configure fixture 35a, 35b relative to one another.On fixture 35a, 35b, keep optical fiber 37a, 37b respectively.In addition, the end of optical fiber 37a, 37b is made to be configured relative to one another.
Under the state that transfer table 23 (fixture mounting portion 11) is positioned at rear, then it is the state of fixture 35a, 35b movement in the direction away from each other.Thus, between optical fiber 37a, 37b, gap is formed.
Then, drive mobile unit 13, optical fiber 37a, 37b are moved to mutual posetionof weld.Fig. 6 (b) represents the figure by the transfer table 23 forwards state of (in figure arrow B direction) movement.
In order to make transfer table 23 move, CD-ROM drive motor 17.Due to the rotation of motor 17 rotation axis, rotation axis 19 can be made to rotate by gear 15a, 15b.When rotation axis 19 rotates, then rotate the interior threaded part 21 be restricted and move along rotation axis 19.
As previously mentioned, transfer table 23 is extruded from front side by spring 29.Therefore, interior threaded part 21 resists the extruding force of spring 29, and extruding is formed in the medial surface 33a of the interior threaded part incorporating section 31 on transfer table 23, and transfer table 23 is forwards moved.Now, transfer table 23 directed 25 guided.Therefore, transfer table 23 keeps straight posture to move along rotation axis 19.
Fig. 7 (b) for being configured with the vertical view of the state of fixture 35a, 35b in fixture mounting portion 11 under this state.Forwards moved by the transfer table 23 of each mobile unit 13, optical fiber 37a, 37b of making to remain on fixture 35a, 35b to the axis of optical fiber 37a, 37b and direction close to each other move in (in figure arrow C direction).Mutually relative each optical fiber 37a, 37b are suitably moved respectively, thus is configured at bonding station.In addition, the terminal position of optical fiber 37a, 37b can be controlled by the image being omitted the shooting of illustrated camera.
Operate each mobile unit 13, after suitably setting the position of optical fiber 37a, 37b, produce electric arc by electrode bar 7, thus welding optic fibre 37a, 37b.
Then, as shown in Figure 8, interior threaded part 21 is made to move (in figure arrow D) slightly to rear.In order to make interior threaded part 21 rearward move, motor 17 can be made to rotate backward.Even if interior threaded part 21 moves slightly to rear in interior threaded part incorporating section 31, but engage due to optical fiber 37a, 37b, therefore fixture 35a, 35b (fixture mounting portion 11) also can not rearward move.In this condition, the state that the respective transfer table 23 of a pair mobile unit 13 is connected by optical fiber 37a, 37b is formed.
At interior threaded part 21 from the state that medial surface 33a separates, optical fiber 37a, 37b are applied to the extruding force produced by spring 29.That is, optical fiber 37a, 37b is applied tensile force by spring 29.In addition, by adjusting the elastic force of spring 29, the tensile force that optical fiber 37a, 37b after to connection apply can be adjusted.
By using spring 29 to pull optical fiber 37a, 37b with the tension force of regulation, the tension test in Fiber connection portion can be carried out.Such as, in the unsteady situation in junction surface, then can carry out tension test Fracture by spring 29.Therefore, even if also do not ruptured by the tension force confirmed optical fiber 37a, 37b apply to specify, firm connection can be confirmed to be.
Now, interior threaded part 21 does not contact with any one face in medial surface 33a, 33b in interior threaded part incorporating section 31.Therefore, it is possible to reliably only apply the power of spring 29 to optical fiber 37a, 37b.
In addition, the position of interior threaded part 21 can be controlled by sensor.Therefore, it is possible to prevent interior threaded part 21 from returning excessively and contacting with the medial surface 33b at rear, the situation that the connecting portion of optical fiber is ruptured occurs.In addition, by using sensor to control the position of interior threaded part 21, be easy to be connected the origin position before operation involutory.
Above, according to the present embodiment, due to the power transmitting motor 17 by gear 15a, 15b, special threaded motor need not therefore be used.
In addition, owing to can pass through reducing gear (not shown) in the rotation of motor 17 inside generation, gear 15a, 15b are appropriately combined and slow down thus transmit to rotation axis 19, even if therefore use small-sized motor 17, also enough torques can be obtained.At this, the appropriately combined acceleration of each gear be made up of reducing gear (not shown), gear 15a, 15b, deceleration, make rotation axis 19 rotate with the velocity of rotation of regulation.Thereby, it is possible to improve the precision of the rotational angle of rotation axis 19.Therefore, it is possible to improve the mobile accuracy of transfer table 23.
In addition, guided because transfer table 23 is directed to mechanism, therefore can control the inclination in relative movement direction.Therefore, optical fiber connector position can be adjusted accurately.
In addition, interior threaded part incorporating section 31 can arrange greatly relative to interior threaded part 21, and interior threaded part 21 is configured in the discontiguous position of medial surface 33a, 33b, front and back with interior threaded part incorporating section 31.Therefore, the power of spring 29 only can be applied to transfer table 23.By such setting, the tension test in Fiber connection portion can be carried out.
In addition, by arranging the sensor that can detect interior threaded part 21 position, the easily involutory of the origin position of transfer table 23 is made.In addition, can prevent from making interior threaded part 21 contact with medial surface 33b and the situation of fibercuts is occurred mistakenly when the tension test in Fiber connection portion.
With reference to accompanying drawing, embodiment of the present utility model is illustrated above, but technical scope of the present utility model not affected by above-mentioned embodiment.Obviously, as those skilled in the art, in the category of the technological thought described in claims of utility model, can expect various modification or modification, these also belong in technical scope of the present utility model certainly.
Claims (5)
1. a heat sealing machine, is characterized in that, is connected to each other by optical fiber,
Possess fixture setting unit and mobile unit,
Described fixture setting unit arranges the fixture keeping optical fiber,
Described mobile unit can make described fixture setting unit move up at fiber axis;
Described mobile unit possesses motor, multiple gear, rotation axis, interior threaded part and transfer table,
Described multiple gear transmission from the power of described motor,
Described rotation axis by described pinion rotation, and has external thread part,
Described interior threaded part and described external thread part are screwed,
Described interior threaded part received by described transfer table, and described fixture setting unit is moved;
By making described revolution, described interior threaded part moves along described rotation axis, and described transfer table is moved.
2. heat sealing machine according to claim 1, is characterized in that, described gear reduces the rotating speed of described motor and transmits to described rotation axis.
3. heat sealing machine according to claim 1, is characterized in that, the guiding mechanism that the moving direction that described mobile unit has relatively described transfer table guides described transfer table.
4. heat sealing machine according to claim 1, is characterized in that, described transfer table by elastomeric element from the side of the main body of described mobile unit extrude, described interior threaded part is accommodated in the interior threaded part incorporating section of described transfer table;
Described interior threaded part extrude by the madial wall on one side of described interior threaded part incorporating section, make to resist mutually with described elastomeric element, between the medial surface of the another side of described interior threaded part and described interior threaded part incorporating section, form gap.
5. heat sealing machine according to claim 4, is characterized in that, also possesses the test section detecting described interior threaded part position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013006883U JP3188934U (en) | 2013-12-04 | 2013-12-04 | Fusion machine |
| JP2013-006883U | 2013-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204256212U true CN204256212U (en) | 2015-04-08 |
Family
ID=52960505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420753899.XU Active CN204256212U (en) | 2013-12-04 | 2014-12-04 | Heat sealing machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3188934U (en) |
| CN (1) | CN204256212U (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016013300A (en) * | 2014-07-02 | 2016-01-28 | 坂本ラヂヲ株式会社 | Case for portable terminal |
| JP2018163311A (en) * | 2017-03-27 | 2018-10-18 | 古河電気工業株式会社 | Fusing machine |
-
2013
- 2013-12-04 JP JP2013006883U patent/JP3188934U/en not_active Expired - Lifetime
-
2014
- 2014-12-04 CN CN201420753899.XU patent/CN204256212U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP3188934U (en) | 2014-02-13 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |