CN113238327A - Optical fiber laser backstop screw tooth type QBH connector - Google Patents
Optical fiber laser backstop screw tooth type QBH connector Download PDFInfo
- Publication number
- CN113238327A CN113238327A CN202110536687.0A CN202110536687A CN113238327A CN 113238327 A CN113238327 A CN 113238327A CN 202110536687 A CN202110536687 A CN 202110536687A CN 113238327 A CN113238327 A CN 113238327A
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- qbh
- locking
- ring
- stopping
- locking seat
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- 239000013307 optical fiber Substances 0.000 title abstract description 40
- 239000000835 fiber Substances 0.000 claims description 20
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 16
- 238000003825 pressing Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000007514 turning Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention relates to the technical field of optical fiber connectors and discloses an optical fiber laser backstop screw tooth type QBH connector which comprises a locking device, wherein the locking device comprises a QBH locking seat, a QBH locking ring, a backstop tooth ring and a QBH compression screw tooth ring, three waist holes are uniformly formed in the side wall of the QBH locking seat, pin holes are formed in the side wall of the QBH locking seat, the QBH locking ring is installed on the QBH locking seat and is inserted into the inner cavity of the backstop tooth ring, and backstop pin holes are formed in the side wall of the QBH locking seat; the stopping mechanism ensures that the locking mechanism is stable and does not loosen in the using process, and the structure is simpler and thinner.
Description
Technical Field
The invention belongs to the technical field of optical fiber connectors, and particularly relates to an optical fiber laser backstop screw type QBH connector.
Background
The 1000-plus-6000-watt optical fiber laser used in the market basically adopts a QBH interface, but has the problems of large volume, high weight, complex processing technology, high requirement on processing precision, poor stability in the using process, easiness in loosening and the like, and the application of the laser on handheld equipment is greatly limited. At present, the use amount of the optical fiber laser on the handheld equipment is increased rapidly, the QBH interface is large in size, the reliability is low, and the like, so that the light weight and the reliability of the handheld equipment are seriously influenced.
The existing interface has more problems, for example, the existing part machining difficulty is large, the existing QBH optical fiber head locking device designs up to 9 grooves and arc-shaped holes for matching the locking and positioning of the optical fiber head, such parts can only be processed by a turning and milling composite processing center device, the batch production can hardly guarantee the processing precision, the manufacturing cost is increased, the installation method is complex, the existing QBH optical fiber head connection needs four steps, the installation can not be carried out once the steps are wrong, the use difficulty is improved, the training time is increased, the hidden danger that the optical fiber head can not be taken out after the locking exists, after the locking of the middle ring of the existing QBH optical fiber head locking device, if the cylindrical pin is clamped into the tail end of the optical fiber head guide groove, the outer ring does not have enough stroke and force to withdraw the cylindrical pin, so that the optical fiber head is clamped in the locking device and can not be taken out, the positioning of the QBH optical fiber head is realized by the structural conical fit of the outer conical surface on the cylinder body and the inner conical surface of the locking device, therefore, the closer the conical surface is attached, the more accurate and firm the positioning can be. And the biggest clearance of pushing down of cylinder pin is only 0.3mm among the current structure, receives the restriction of outer loop diameter simultaneously, and the turning moment is less, and the user can't be screwed hard, causes the conical surface and can not laminate completely for the optical fiber head is not hard up and influences the use, for this reason, we provide an optical fiber laser stopping screw tooth formula QBH and connect.
Disclosure of Invention
Aiming at the situation and overcoming the defects of the prior art, the invention provides an optical fiber laser backstop screw tooth type QBH connector which effectively solves the problems of more existing interfaces, such as the mechanical processing difficulty of the existing parts is high, the existing QBH optical fiber head locking device designs up to 9 grooves and arc-shaped holes for matching the locking and positioning of an optical fiber head, such parts can only be processed by a turning and milling composite processing center device, the batch production can hardly guarantee the processing precision, the manufacturing cost is increased, the installation method is complex, the existing QBH optical fiber head connection needs four steps, once the steps are wrong, the installation can not be carried out, the use difficulty is increased, the training time is increased, the hidden trouble that the optical fiber head can not be taken out after the locking is existed, if a cylindrical pin is clamped into the tail end of an optical fiber head guide groove after the locking of the existing QBH optical fiber head locking device, the outer ring has no enough stroke and force to withdraw the cylindrical pin, cause the optical fiber head card to die and can't take out in locking device, the location of QBH optical fiber head is through the structural type circular cone cooperation of the interior conical surface of the outer conical surface on the cylinder and locking device, so the conical surface laminating is inseparable more, and the location just can be more accurate firm. And the biggest push-down clearance of cylinder pin is only 0.3mm among the current structure, receives the restriction of outer loop diameter simultaneously, and the moment of rotation is less, and the user can't screw hard, causes the conical surface and can't laminate completely for the optical fiber head is not hard up and the problem that influences the use.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an optic fibre laser stopping thread formula QBH connects, includes locking device, locking device includes QBH locking seat, QBH locking ring, stopping ring gear, QBH compresses tightly the spiral shell ring gear, three waist hole has evenly been seted up to the lateral wall of QBH locking seat, the pinhole has been seted up to the lateral wall of QBH locking seat, the QBH locking ring install in on the QBH locking seat, the QBH locking ring is pegged graft in the inner chamber of stopping ring gear, stopping pin hole has been seted up to the lateral wall of QBH locking seat, the inside stopping pin that has been provided with of waist hole of QBH locking seat, the lateral wall of stopping ring gear seted up with stopping pin assorted waist hole.
Preferably, the outside of stopping ring gear is provided with reference indication mark, reference indication mark's appearance is the inverted triangle, the outside of QBH locking ring is provided with unblock reference mark and locking reference mark, unblock reference mark's appearance is triangle-shaped and the pattern of unblanking, locking reference mark's appearance is triangle-shaped and the pattern of shutting.
Preferably, the inner wall that QBH compresses tightly the spiral shell tooth circle is provided with the screw thread, the upside of QBH lock seat outer wall is provided with the screw thread, QBH compresses tightly the spiral shell tooth circle and describes QBH lock seat through the screw thread and connect.
Preferably, the upper side of QBH locking ring is provided with the draw-in groove, the outside of stopping the ring gear is provided with the fixture block.
Preferably, the outer wall of QBH locking ring evenly is provided with three group's pinholes, the downside of QBH locking ring lateral wall evenly is provided with three group spacing holes.
Preferably, the downside of QBH locking seat outer wall evenly is provided with the multiunit mounting hole, the inside screw thread that is provided with of mounting hole.
Preferably, the upside that QBH compresses tightly the spiral shell ring is the slope setting, QBH compresses tightly the spiral shell ring, the stopping ring gear is the same with the longest diameter length of QBH locking ring, the stopping ring gear cup joints in the inside of QBH locking ring, QBH compresses tightly the upside that spiral shell ring gear spiro union in the stopping ring gear.
Preferably, the top end of the QBH locking seat is provided with an optical fiber reference point, and the outer shape of the optical fiber reference point is circular.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has small volume, light weight, simple processing technology, low processing precision requirement, high stability in the using process and difficult looseness, and the thread structure ensures that the QBH size difference or the processing error of the lasers of different laser manufacturers or different batches is completely absorbed, the backstop mechanism ensures the stability and the looseness in the using process, and the structure is simpler, lighter and thinner;
2. the fiber and the laser processing head can be locked or disconnected by arranging a QBH locking seat, a QBH locking ring, a backstop toothed ring and a QBH pressing threaded ring which are matched with a backstop pin, a fiber datum point is aligned with a datum indication mark of the QBH locking seat, the fiber is vertically inserted to the bottom, the QBH locking ring is lifted upwards, the QBH locking ring is rotated clockwise until an unlocking datum mark on the QBH locking ring is aligned with a datum indication mark of the backstop toothed ring, the QBH pressing threaded ring is rotated clockwise, and the backstop toothed ring is pressed downwards to be screwed down to lock the fiber and the laser processing head through the device;
3. the reference indication mark, the unlocking reference mark and the locking reference mark are matched, so that a worker can conveniently disconnect or connect the optical fiber and the laser processing head, the protection on the optical fiber and the laser processing head can be improved by setting the reference indication mark, the unlocking reference mark and the locking reference mark, and the optical fiber and the laser processing head are prevented from being damaged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an unlocking configuration of the present invention;
FIG. 3 is a schematic view of the locking configuration of the present invention;
FIG. 4 is a cross-sectional view of the invention A-A.
In the figure: 100. a locking device; 110. a QBH locking seat; 111. a fiber reference point; 120. a QBH locking ring; 121. an unlock reference mark; 122. locking the reference mark; 130. a backstop toothed ring; 131. a baseline indicator; 140. the QBH compresses the screw ring; 150. stopping the pin.
Detailed Description
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.
Referring to fig. 1 and 2, an optical fiber laser anti-back thread type QBH connector includes a locking device 100, the locking device 100 includes a QBH locking seat 110, a QBH locking ring 120, an anti-back toothed ring 130, and a QBH pressing threaded ring 140, three waist holes are uniformly formed in a side wall of the QBH locking seat 110, a pin hole is formed in a side wall of the QBH locking seat 110, the QBH locking ring 120 is mounted on the QBH locking seat 110, the QBH locking ring 120 is inserted into an inner cavity of the anti-back toothed ring 130, an anti-back pin hole is formed in a side wall of the QBH locking seat 110, an anti-back pin 150 is connected to the inside of the waist hole of the QBH locking seat 110, and a waist hole matched with the anti-back pin 150 is formed in a side wall of the anti-back toothed ring 130.
Referring to fig. 1, 2, 3 and 4, the stopping toothed ring 130 is provided at an outer side thereof with a reference indicator 131, the reference indicator 131 is of an inverted triangle shape, the QBH locking ring 120 is provided at an outer side thereof with an unlocking reference mark 121 and a locking reference mark 122, the unlocking reference mark 121 is of a triangle shape and an unlocking pattern, the locking reference mark 122 is of a triangle shape and a locking pattern, the reference indicator 131, the unlocking reference mark 121 and the locking reference mark 122 are provided to cooperate with each other to facilitate a worker to disconnect or connect an optical fiber from a laser processing head, the QBH press screw ring 140 is provided at an inner wall thereof with threads, the QBH press screw ring 140 is provided at an upper side of an outer wall of the QBH locking base 110 with the QBH locking base 110 by being provided with the QBH press screw ring 140, the QBH press screw ring 140 is provided at the QBH locking base 110 with the threads to facilitate connection of the QBH press screw ring 140 with the QBH locking base 110, the QBH locking ring 120 and the backstop toothed ring 130 are conveniently limited, the upper side of the QBH locking ring 120 is provided with a clamping groove, the outer side of the backstop toothed ring 130 is provided with a clamping block, the position of the backstop toothed ring 130 can be limited by the matching of the clamping groove and the clamping block, the outer wall of the QBH locking ring 120 is uniformly provided with three groups of pin holes, the lower side of the side wall of the QBH locking ring 120 is uniformly provided with three groups of limiting holes, the outer wall of the QBH locking ring 120 is uniformly provided with three groups of pin holes which are matched with the lower side of the side wall of the QBH locking ring 120, the positions of the QBH locking ring 120 and the QBH locking seat 110 can be limited, the lower side of the outer wall of the QBH locking seat 110 is uniformly provided with a plurality of groups of mounting holes, the mounting holes are internally provided with threads, the device can be conveniently installed by arranging the mounting holes, the upper side of the QBH pressing threaded ring 140 is obliquely arranged, the QBH pressing threaded ring 140, the length of the longest diameter of the backstop toothed ring 130 and the QBH locking ring 120 are the same, stopping ring gear 130 cup joints in the inside of QBH locking ring 120, QBH compresses tightly the upside of spiral tooth circle 140 spiro union in stopping ring gear 130, compress tightly spiral tooth circle 140 through setting up QBH, the longest diameter length of stopping ring gear 130 and QBH locking ring 120 is the same to be convenient for improve and compress tightly spiral tooth circle 140 to QBH, stopping ring gear 130 and QBH locking ring 120 position restriction, connection performance through this device is individual with inseparable performance, the top of QBH locking seat 110 is provided with fiber datum point 111, fiber datum point 111's appearance is circular, be convenient for install and spacing fiber position through setting up fiber datum point 111.
The working principle is as follows: when the device is used, a worker aligns an optical fiber reference point 111 with a reference indication mark 131 of a QBH locking seat 110, inserts an optical fiber to the bottom vertically, lifts a QBH locking ring 120 upwards, rotates the QBH locking ring 120 clockwise, rotates an unlocking reference mark 121 on the QBH locking ring 120 to be aligned with the reference indication mark 131 of a backstop tooth ring 130, rotates a QBH pressing screw ring 140 clockwise, presses the backstop tooth ring 130 downwards to be screwed tightly to lock the optical fiber and a laser processing head through the device, rotates the QBH pressing screw ring 140 anticlockwise upwards for 2 circles when the optical fiber and the laser processing head need to be unlocked and disconnected, rotates the QBH locking ring 120 anticlockwise, enables the unlocking reference mark 121 to be aligned with the reference indication mark 131 of the backstop tooth ring 130 through rotating the QBH 120, and then the worker draws the optical fiber vertically.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an optic fibre laser stopping thread formula QBH connects which characterized in that: including locking device (100), locking device (100) compress tightly spiral shell ring (140) including QBH locking seat (110), QBH locking ring (120), stopping ring gear (130), QBH, three waist hole has evenly been seted up to the lateral wall of QBH locking seat (110), the pinhole has been seted up to the lateral wall of QBH locking seat (110), QBH locking ring (120) install in on QBH locking seat (110), QBH locking ring (120) are pegged graft in the inner chamber of stopping ring gear (130), stopping pin hole has been seted up to the lateral wall of QBH locking seat (110), the inside stopping pin (150) that has connect of waist hole of QBH locking seat (110), stopping ring gear (130) the lateral wall seted up with stopping pin (150) assorted waist hole.
2. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the outside of stopping ring gear (130) is provided with benchmark index mark (131), the appearance of benchmark index mark (131) is the inverted triangle, the outside of QBH locking ring (120) is provided with unblock benchmark mark (121) and locking benchmark mark (122), the appearance of unblock benchmark mark (121) is triangle-shaped and the pattern of unblanking, the appearance of locking benchmark mark (122) is triangle-shaped and the pattern of shutting.
3. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the inner wall that QBH compresses tightly spiral shell tooth circle (140) is provided with the screw thread, the upside of QBH locking seat (110) outer wall is provided with the screw thread, QBH compresses tightly spiral shell tooth circle (140) and describes QBH locking seat (110) through the screw thread and connects.
4. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the upper side of QBH locking ring (120) is provided with the draw-in groove, the outside of stopping ring gear (130) is provided with the fixture block.
5. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the outer wall of QBH locking ring (120) evenly is provided with three groups of pinholes, the downside of QBH locking ring (120) lateral wall evenly is provided with three groups of spacing holes.
6. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the downside of QBH locking seat (110) outer wall evenly is provided with the multiunit mounting hole, the inside screw thread that is provided with of mounting hole.
7. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the upside that QBH compresses tightly spiral shell ring of teeth (140) is the slope setting, QBH compresses tightly the longest diameter length that spiral shell ring of teeth (140), stopping ring gear (130) are the same with QBH locking ring (120), stopping ring gear (130) cup joint in the inside of QBH locking ring (120), QBH compresses tightly the upside of spiral shell ring of teeth (140) spiro union in stopping ring gear (130).
8. The fiber laser backstop screw type QBH joint according to claim 1, characterized in that: the top of QBH locking seat (110) is provided with optic fibre reference point (111), the appearance of optic fibre reference point (111) is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110536687.0A CN113238327A (en) | 2021-05-17 | 2021-05-17 | Optical fiber laser backstop screw tooth type QBH connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110536687.0A CN113238327A (en) | 2021-05-17 | 2021-05-17 | Optical fiber laser backstop screw tooth type QBH connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113238327A true CN113238327A (en) | 2021-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110536687.0A Withdrawn CN113238327A (en) | 2021-05-17 | 2021-05-17 | Optical fiber laser backstop screw tooth type QBH connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113238327A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115722796A (en) * | 2022-07-26 | 2023-03-03 | 珠海吉光科技有限公司 | Handheld welding gun, assembly method thereof and laser welding system |
-
2021
- 2021-05-17 CN CN202110536687.0A patent/CN113238327A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115722796A (en) * | 2022-07-26 | 2023-03-03 | 珠海吉光科技有限公司 | Handheld welding gun, assembly method thereof and laser welding system |
| CN115722796B (en) * | 2022-07-26 | 2023-08-29 | 珠海吉光科技有限公司 | Handheld welding gun, assembly method thereof and laser welding system |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210810 |
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| WW01 | Invention patent application withdrawn after publication |