CN206794978U - Eliminate the wire feeder for sending tin gap - Google Patents
Eliminate the wire feeder for sending tin gap Download PDFInfo
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- CN206794978U CN206794978U CN201720604880.2U CN201720604880U CN206794978U CN 206794978 U CN206794978 U CN 206794978U CN 201720604880 U CN201720604880 U CN 201720604880U CN 206794978 U CN206794978 U CN 206794978U
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- driven gear
- tin
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Abstract
The utility model discloses the wire feeder that tin gap is sent in a kind of elimination, including tin silk wheel, tin silk detection means, tin feeding device, block up tin detection means and send tin slack adjuster, tin feeding device includes driving shaft and driven shaft, driving shaft key connection has driving gear, driving shaft is connected with brokenly tin wheel, driven shaft is connected with tin feeding wheel, driven shaft key connects sprocket drive spindle, gear shaft is provided with the first driven gear, second driven gear and torsion spring, first driven gear is provided with first support bar, second driven gear is provided with second support bar, first torque arm of torsion spring, second torque arm is respectively supported at first support bar, in second support bar.Torsion spring drives the second driven gear to be rotated with one heart relative to the first driven gear, first driven gear, the second driven gear are engaged with driving gear simultaneously, two Involute gears being meshed engage all the time, gear drive is continuously uninterrupted, return tin and send tin precision high, improve welding precision and welding quality.
Description
Technical field
Soldering equipment technology field is the utility model is related to, specifically, is related to a kind of wire-feed motor for eliminating and sending tin gap
Structure.
Background technology
At present, during soldering, the tin feeding device in Song Xi mechanisms uses structure as shown in Figure 1 more：Driven by power set
Dynamic driving shaft 31, driving shaft 31 are provided with driving gear 32 and broken tin wheel 33, and driven shaft 34 is provided with driven gear 6 and send tin
Wheel 38, driving shaft 31 drive driving gear 32 and broken tin wheel 33 to rotate, and driving gear 32 engages with driven gear 6, driven gear 6
Rotate and then drive tin feeding wheel 38 to rotate, broken tin wheel 33 coordinates with tin feeding wheel 38, is sent out to the holes of tin silk 8, and by tin silk 8.
When returning tin, driving gear 32, the rotation of the opposite direction of driven gear 6, broken tin wheel 33, tin feeding wheel 38 is driven to reversely rotate,
Tin silk 8 is withdrawn.But during due to rotating forward, as shown in Fig. 2 tooth on driven gear 6 can not simultaneously with driving gear 32
Two adjacent teeth be meshed, i.e., can not be contacted simultaneously with the both sides of teeth groove on driving gear 32, during reversion, driving gear 32
First rotating to an angle could engage with driven gear 6, cause back transmission during tin to have interruption, and discontinuously, time tin is inaccurate, shadow
Ring welding precision.Similarly：During rotating forward, driving gear 32, which will first rotate to an angle, to be engaged with driven gear 6, cause to send tin
Shi Chuandong has interruption, discontinuously, send tin inaccurate, influences welding precision.
Further, since the diameter of different tin silk 8 is different, driving gear 32, the centre-to-centre spacing of driven gear 6 is caused to become
Change, cause the involute of driving gear 32, driven gear 6 will not be constantly in contact condition, cause driving gear 32, driven tooth
Wheel 6 can not be at a fully engaged, and transmission has gap, discontinuously, send tin precision not ensure.
The content of the invention
Technical problem to be solved in the utility model is：A kind of wire feeder that can be eliminated and send tin gap is provided, with
Improve back tin and send tin precision.
In order to solve the above technical problems, the technical solution of the utility model is：
Elimination send the wire feeder in tin gap to include：Tin silk wheel, tin feeding device and sending located at the tin feeding device side
Tin slack adjuster, the tin feeding device include the driving shaft and driven shaft be arrangeding in parallel, are fixed with the driving shaft
Driving gear, one end of the driving shaft are fixedly connected with brokenly tin wheel, and one end of the driven shaft is fixedly connected with tin feeding wheel, institute
State fixed cover on driven shaft outer wall and be provided with gear shaft, the gear shaft is provided with positioned opposite and modulus and number of teeth identical first
Driven gear and the second driven gear, first driven gear are fixedly installed on the gear shaft, second driven tooth
Wheel is placed on the gear shaft；Also include positioning transmission structure, it is relatively described for adjusting positioning second driven gear
Position after first driven gear Concentric rotation certain angle, and make first driven gear and the second driven gear can be with institute
State engaging relative to involute and rotating simultaneously always between adjacent two gear of driving gear.
Preferably, the positioning transmission structure includes the torsion spring being sheathed on the gear shaft, and the first of the torsion spring turns round
Arm is supported in first support bar, and the second torque arm of the torsion spring is supported in second support bar, and the first support bar is fixed
In first driven gear side relative with second driven gear, the second support bar be fixed on described second from
The moving gear side relative with first driven gear.
Preferably, it is recessed to be provided with the first annular for first driven gear side relative with second driven gear
Groove, the first support bar are fixed in the first toroidal cavity, second driven gear and the first driven gear phase
To side be provided with the second toroidal cavity, the second support bar is fixed in second toroidal cavity, the torsion spring
In first toroidal cavity, second toroidal cavity.
Preferably, gag lever post is fixed with first driven gear, the gag lever post is parallel with the driven shaft, institute
State the second driven gear and be provided with spacing hole, the gag lever post is stretched into the spacing hole, the gag lever post and the spacing hole
Between leave gap.
Preferably, first driven gear is wholely set with the gear shaft.
Preferably, it is described to send tin slack adjuster to include：Slide rail and slide, the slide fixed setting, the slide
The chute vertical with the driven shaft is provided with, the slide rail is slided in the chute, and the driven shaft is rotationally connected with
On the slide rail, guide rod is fixedly connected with the slide, the guide rod is vertical with the driven shaft, right on the slide rail
Answer and through hole is provided with the guide rod, the guide rod is slided in through hole, and spring, the bullet are arranged with the guide rod
The both ends of spring are respectively supported on the slide and the slide rail.
Preferably, the side of the slide is rotatably connected to differential knob, and the slide rail is connected in the differential knob.
After employing above-mentioned technical proposal, the beneficial effects of the utility model are：
Because fixed cover is provided with gear shaft on driven shaft outer wall, gear shaft is provided with positioned opposite and modulus and the number of teeth is identical
The first driven gear and the second driven gear, the first driven gear is fixedly installed on gear shaft, the second driven gear empty set
In on gear shaft, in addition to positioning transmission structure, positioning transmission structure can make the second driven gear same with respect to the first driven gear
The heart rotates to an angle, and makes the first driven gear and the second driven gear can be with driving gear between adjacent two gear teeth
It is in contact always with respect to involute, so that the first driven gear, the second driven gear engage with driving gear all the time, no matter therefore main
Moving gear rotates forward, reversion, the centre-to-centre spacing hair between the driving gear and the first driven gear, the second driven gear that are still meshed
Changing, remain able to ensure that driving gear and the first driven gear, the transmission of the second driven gear are continuous uninterrupted, improve back
Tin or the precision for sending tin, improve welding precision and welding quality.
Due to being fixed with the first driven gear on gear shaft, the second driven gear is also set with, the first driven gear is consolidated
Surely there is first support bar, the second driven gear is fixed with second support bar, and the first torque arm of torsion spring is supported in first support bar,
Second torque arm of torsion spring is supported in second support bar so that the second driven gear can rotate certain relative to the first driven gear
Angle so that the first driven gear, the second driven gear can be engaged with driving gear simultaneously, i.e. the first driven gear is gradually opened
Line is in contact with the involute of a teeth groove side on driving gear, the involute of the second driven gear and gradually opening for teeth groove opposite side
Line is in contact, even if two to be meshed gear centre away from changing, can also ensure two Involute gears being meshed
Be in contact, no matter therefore driving gear rotate forward, reversion, two gear centres being still meshed remain able to protect away from changing
It is continuously uninterrupted to demonstrate,prove two gear drives being meshed.
Brief description of the drawings
Fig. 1 is the structural representation of tin feeding device in the prior art；
Fig. 2 is structural representation when driving gear engages with driven gear in Fig. 1；
Fig. 3 is the structural representation that the utility model eliminates the wire feeder for sending tin gap；
Fig. 4 is assembling schematic diagram of the tin feeding device with sending tin slack adjuster in Fig. 3；
Fig. 5 is the structural representation of tin feeding device in Fig. 4；
Structural representation when Fig. 6 is driving gear and the first driven gear in Fig. 5, the second driven gear engages；
In figure：1- tin silk wheels；2- tin silk detection means；3- tin feeding devices；30- gag lever posts；31- driving shafts；32- driving tooths
Wheel；33- breaks tin wheel；34- driven shafts；35- gear shafts；The driven gears of 36- first；The toroidal cavities of 361- first；362- first
Support bar；The driven gears of 37- second；The toroidal cavities of 371- second；372- second support bars；373- spacing holes；38- send tin
Wheel；39- torsion springs；The torque arm of 391- first；The torque arm of 392- second；4- send tin slack adjuster；41- slides；411- chutes；42-
Slide rail；421- through holes；43- guide rods；44- springs；45- differential knobs；5- blocks up tin detection means；6- driven gears；7- motors.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, and it is not used in restriction the utility model.
As shown in figure 3, the wire feeder in tin gap is sent in a kind of elimination, including：Tin silk wheel 1, tin silk detection means 2, send tin
Device 3 and stifled tin detection means 5, the side of tin feeding device 3, which is provided with, send tin slack adjuster 4.
As Fig. 4, Fig. 5 and Fig. 6 are jointly shown, tin feeding device 3 includes the driving shaft 31 and driven shaft 34 be arrangeding in parallel, actively
Axle 31 is driven by motor 7.
The key connection of driving shaft 31 has driving gear 32, and one end of driving shaft 31 is fixedly connected with brokenly tin wheel 33, driven shaft 34
One end be fixedly connected with tin feeding wheel 38, the external key of driven shaft 34 is connected with hollow gear shaft 35, and gear shaft 35 is provided with can
The first driven gear 36, the second driven gear 37 and the torsion spring 39 engaged with driving gear 32, wherein, the first driven gear 36 with
Gear shaft 35 is wholely set, and the second driven gear 37 and torsion spring 39 are sheathed on gear shaft 35, and the first driven gear 36 is close
The side of second driven gear 37 is provided with the first toroidal cavity 361, and the first support is fixed with the first toroidal cavity 361
Bar 362 and gag lever post 30, gag lever post 30 is parallel with driven shaft 34, and the second driven gear 37 is close to the side of the first driven gear 36
Provided with the second toroidal cavity 371, second support bar 372, the second toroidal cavity are fixed with the second toroidal cavity 371
Spacing hole 373 is additionally provided with 371, one end of gag lever post 30 is stretched into spacing hole 373, stayed between spacing hole 373 and gag lever post 30
There is gap, torsion spring 39 is located in the first toroidal cavity 361 and the second toroidal cavity 371, the first torque arm 391 of torsion spring 39
Support in first support bar 362, the second torque arm 392 of torsion spring 39 is supported in second support bar 372.
As shown in figure 4, sending tin slack adjuster 4 to include slide 41 and slide rail 42, slide 41 is fixedly installed, on slide 41
Provided with the chute 411 vertical with driven shaft 34, slide rail 42 is slided in chute 411, and driven shaft 34 is rotationally connected with slide rail 42
On, guide rod 43 is fixedly connected with slide 41, guide rod 43 is vertical with driven shaft 34, corresponds on slide rail 42 and is set at guide rod 43
There is through hole 421, guide rod 43 is slided in through hole 421, spring 44 is arranged with guide rod 43, the both ends of spring 44 are propped up respectively
Support on slide 41 and slide rail 42.
The side of slide 41 is rotatably connected to differential knob 45, and slide rail 42 is connected in differential knob 45, when rotation differential
During knob 45, differential knob 45 drives slide rail 42 to be moved along chute 411, and slide rail 42 compresses or away from spring 44, adjusts spring
44 deflection.
As shown in fig. 6, torsion spring 39 can be such that the second driven gear 37 is rotated around gear shaft 35, the second driven gear 37 is relative
First driven gear 36 rotates with one heart so that the first driven gear 36, the second driven gear 37 can simultaneously with driving gear 32
Be meshed, i.e., the involute of the first driven gear 36, the second driven gear 37 involute respectively with a tooth on driving gear 32
The both sides involute of groove is in contact, and though driving gear 32 rotate forward or invert, can with the first driven gear 36, second from
Some gear teeth meshing in moving gear 37.When returning tin, if what driving gear 32 drove is the first driven gear 36, first
Driven gear 36 directly drives gear shaft 35 and rotated, and gear shaft 35 drives driven shaft 34, tin feeding wheel 38 to rotate, if driving gear
32 drivings are the second driven gears 37, then the second driven gear 37 delivers torque to the first driven gear by torsion spring 39
36, the gear shaft 35 of the first driven gear 36, driven shaft 34 and tin feeding wheel 38 rotate；Transmission will not continuously be interrupted, and ensure tin
Silk 8 returns tin precision, welding precision and welding quality.
Gag lever post 30 is used to prevent that the angle that the first driven gear 36, the second driven gear 37 rotate against is excessive.
When conveying the tin silk 8 of major diameter, slide rail 42 drives driven shaft 34 to be displaced outwardly along chute 411, and slide rail 42 compresses
Spring 44, when conveying the tin silk 8 of minor diameter, spring 44 promotes slide rail 42, driven shaft 34 to be moved inward along chute 411；Broken tin
Wheel 33, the spacing of tin feeding wheel 38 change, so that broken tin wheel 33, tin feeding wheel 38 can convey the tin silk 8 of different-diameter, and ensure tin
The holes quality of silk 8.
Differential knob 45 is adjusted, to adjust the decrement of spring 44, to adapt to the tin silk 8 of different-diameter.
When conveying the diameter of tin silk 8 change when, slide rail 42 drive driven shaft 34 moved along chute 411, driving gear 32 with
The spacing for the driven gear being meshed changes, and torsion spring 39 drives the first driven gear 36, the second driven gear 37 to rotate against, the
The involute of one driven gear 36, the second driven gear 37 involute still respectively with a teeth groove both sides on driving gear 32
Involute is in contact, and keeps contacting all the time, and therefore, driving gear 32 remains able to continuously pass with the driven gear being meshed
Dynamic, transmission will not be interrupted, and ensure that tin silk 8 send tin precision, improves welding precision and welding quality.
Citing described above for the utility model preferred forms, wherein the part do not addressed in detail is this area
The common knowledge of those of ordinary skill.The scope of protection of the utility model is defined by the content of claim, any to be based on this reality
The equivalent transformation carried out with new technical inspiration, also within the scope of protection of the utility model.
Claims (7)
1. the wire feeder for sending tin gap is eliminated, including：Tin silk wheel, tin feeding device and send tin located at the tin feeding device side
Slack adjuster, the tin feeding device include the driving shaft and driven shaft be arrangeding in parallel, master are fixed with the driving shaft
Moving gear, one end of the driving shaft are fixedly connected with brokenly tin wheel, and one end of the driven shaft is fixedly connected with tin feeding wheel, and it is special
Sign is,
Fixed cover is provided with gear shaft on the driven shaft outer wall, and the gear shaft is provided with positioned opposite and modulus and the number of teeth is identical
The first driven gear and the second driven gear, first driven gear is fixedly installed on the gear shaft, described second
Driven gear is placed on the gear shaft；
Also include positioning transmission structure, revolved with one heart for adjusting positioning relatively described first driven gear of the second driven gear
Turn position after certain angle, and make first driven gear and the second driven gear can be adjacent two with the driving gear
Engaging relative to involute and rotating simultaneously always between the gear teeth.
2. as claimed in claim 1 eliminate the wire feeder for sending tin gap, it is characterised in that the positioning transmission structure includes
The torsion spring being sheathed on the gear shaft, the first torque arm of the torsion spring are supported in first support bar, and the second of the torsion spring
Torque arm is supported in second support bar, and the first support bar is fixed on first driven gear and second driven gear
Relative side, the second support bar are fixed on second driven gear side relative with first driven gear.
3. as claimed in claim 2 eliminate the wire feeder for sending tin gap, it is characterised in that first driven gear and institute
State the relative side of the second driven gear and be provided with the first toroidal cavity, the first support bar is fixed on the first toroidal cavity
Interior, second driven gear side relative with first driven gear is provided with the second toroidal cavity, described second
Strut is fixed in second toroidal cavity, and the torsion spring is located at first toroidal cavity, second annular
In groove.
4. as claimed in claim 3 eliminate the wire feeder for sending tin gap, it is characterised in that solid on first driven gear
Surely gag lever post is provided with, the gag lever post is parallel with the driven shaft, and second driven gear is provided with spacing hole, described spacing
Bar is stretched into the spacing hole, and gap is left between the gag lever post and the spacing hole.
5. the wire feeder in tin gap is sent in the elimination as described in claim any one of 1-4, it is characterised in that：Described first is driven
Gear is wholely set with the gear shaft.
6. as claimed in claim 5 eliminate the wire feeder for sending tin gap, it is characterised in that：It is described to send tin slack adjuster
Including：Slide rail and slide, the slide fixed setting, the slide are provided with the chute vertical with the driven shaft, the cunning
Rail is slided in the chute, and the driven shaft is rotationally connected with the slide rail, and guiding is fixedly connected with the slide
Bar, the guide rod is vertical with the driven shaft, is corresponded on the slide rail and through hole is provided with the guide rod, and the guide rod is slided
It is dynamic to be located in through hole, spring is arranged with the guide rod, the both ends of the spring are respectively supported at the slide and the cunning
On rail.
7. as claimed in claim 6 eliminate the wire feeder for sending tin gap, it is characterised in that：The side of the slide, which rotates, to be connected
Differential knob is connected to, the slide rail is connected in the differential knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604880.2U CN206794978U (en) | 2017-05-26 | 2017-05-26 | Eliminate the wire feeder for sending tin gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604880.2U CN206794978U (en) | 2017-05-26 | 2017-05-26 | Eliminate the wire feeder for sending tin gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206794978U true CN206794978U (en) | 2017-12-26 |
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ID=60742107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720604880.2U Active CN206794978U (en) | 2017-05-26 | 2017-05-26 | Eliminate the wire feeder for sending tin gap |
Country Status (1)
| Country | Link |
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| CN (1) | CN206794978U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108280972A (en) * | 2018-02-12 | 2018-07-13 | 合肥联信电源有限公司 | A kind of emergency evacuation indicating lamp with detection of natural gas and warning function |
| CN109501875A (en) * | 2018-12-28 | 2019-03-22 | 尚盛世(北京)科技有限公司 | A kind of wedge type caterpillar type robot |
-
2017
- 2017-05-26 CN CN201720604880.2U patent/CN206794978U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108280972A (en) * | 2018-02-12 | 2018-07-13 | 合肥联信电源有限公司 | A kind of emergency evacuation indicating lamp with detection of natural gas and warning function |
| CN108280972B (en) * | 2018-02-12 | 2019-08-16 | 合肥联信电源有限公司 | A kind of emergency evacuation indicating lamp with detection of natural gas and warning function |
| CN109501875A (en) * | 2018-12-28 | 2019-03-22 | 尚盛世(北京)科技有限公司 | A kind of wedge type caterpillar type robot |
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| GR01 | Patent grant |