CN206570503U - The sewing machine error transfer factor of falling needle gage structure - Google Patents
The sewing machine error transfer factor of falling needle gage structure Download PDFInfo
- Publication number
- CN206570503U CN206570503U CN201720040803.9U CN201720040803U CN206570503U CN 206570503 U CN206570503 U CN 206570503U CN 201720040803 U CN201720040803 U CN 201720040803U CN 206570503 U CN206570503 U CN 206570503U
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- needle gage
- needle
- sewing machine
- casing
- axle
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Abstract
The utility model discloses the sewing machine error transfer factor of falling needle gage structure, belongs to sewing machine technique FIELD OF THE INVENTIONThe, and sewing machine includes casing, the needle pitch base being arranged in casing, the needle gage eccentric pendulum axle for driving needle pitch base to rotate；Square groove is provided with the cylinder cambered surface of the needle gage eccentric pendulum axle, is realized by one group of needle gage adjusting screw being arranged in groove and cam pin is additionally provided with rotation, the end face of needle gage eccentric pendulum axle, and cam pin is parallel and misaligned with needle gage eccentric pendulum axle two axial lines；Needle pitch base is provided with pin-and-hole, and cam pin inserts pin-and-hole Internal fixation pin away from seat, realizes own rotation to drive to be movably hinged with by needle gage link pin on needle pitch base, needle pitch base and backstitch connecting rod；Transmission adjusting part of the metering needle away from error is additionally provided with casing.The utility model, it is simple in construction, it is easy to operate, it is possible to achieve sewing needle distance regulating error；In addition the device reduces the cost of needle gage bidding quotation, the stability after needle gage regulation is added, the precision of regulation is effectively increased.
Description
Technical field
The present invention relates to the technical field of sewing machine, the specially a kind of sewing machine error transfer factor of falling needle gage structure.
Background technology
When we use stitching sewing machine dress material, the needle gage for being intended to seam is uniform in size attractive in appearance, and this requires behaviour
Author adjusts needle gage mechanism as needed at any time.To have thickness to have thin for the dress material sewed due to us, hard-soft, does thick material and hard material
When, must adjust needle gage larger, needle gage must be adjusted smaller when doing soft material and thin material, that is, the requirement stitch having
Long, some requirement stitch are shorter.Therefore, it is necessary to according to the property of dress material, be selected suitably using needle gage governor motion at any time
Needle gage, but will not just be achieved the goal by once adjusting during regulation.When sewing silk piece goods dress material, due to dress material very light
Sliding, it is difficult that it is sent into due position to make feed dog, thus causes needle gage phenomenon less than normal, and needle gage suitably is tuned up into a little ratios
It is more appropriate.
But using common flat seam machine when backstitching operation, it is necessary to rotate a belt pulley with hand, in addition it is also necessary to frequently tear open
Handwheel is unloaded, is even more to need while dismantling handwheel, electric control part during adjustment especially after the integrated degree more and more higher of sewing machine
Part and motor can adjust the eccentric position of needle pitch base, influence very big to efficiency of assembling, dismounting frequently even is easily damaged
Bad electric-controlled parts and motor, and after-sales service is also very inconvenient.Existing technical staff devises a kind of needle gage eccentric pendulum axle
Come realize needle gage adjust, reduce in the past need by needle gage bidding quotation come metering needle away from whole part cost.
The content of the invention
The purpose of the present invention is simple in construction, the operation there is provided the sewing machine error transfer factor of falling needle gage structure for problem above
It is convenient, it is possible to achieve sewing needle distance regulating error；In addition the device reduces the cost of needle gage bidding quotation, the work of complexity is weakened
Skill structure, adds the stability after needle gage regulation, effectively increases the precision of regulation.
To realize object above, the technical solution adopted by the present invention is：Sewing machine includes casing（1）, be arranged on casing（1）
Interior needle pitch base（8）, drive needle pitch base（8）The needle gage eccentric pendulum axle of rotation（5）；The needle gage eccentric pendulum axle（5）Cylinder
Square groove is provided with cambered surface, passes through one group of needle gage adjusting screw being arranged in groove（6）To realize rotation, the needle gage bias pendulum
Bar axle（5）End face on be additionally provided with cam pin（51）, and cam pin（51）With needle gage eccentric pendulum axle（5）Two axial lines it is parallel without
Overlap；The needle pitch base（8）It is provided with pin-and-hole, cam pin（51）Pin-and-hole Internal fixation pin is inserted away from seat（8）, realize own rotation band
Dynamic needle pitch base（8）, the needle pitch base（8）It is upper to pass through needle gage link pin（81）It is movably hinged with and backstitches connecting rod（9）；The casing
（1）Inside it is additionally provided with transmission adjusting part of the metering needle away from error.
Further, the adjusting part includes backstitching platform（3）And needle gage connecting rod（4）；The casing（1）Inside it is connected with
Upper axle（2）, the needle gage connecting rod（4）Upper end, which is hinged on, backstitches platform（3）Sidewall channels on, lower end pass through upper axle（2）To casing（1）
Base opposite side, can relatively upper axle（2）Own rotation and vertically on move back and forth.
Further, it is described to backstitch connecting rod（9）The other end, which is hinged on, backstitches platform（3）Cylinder side wall on.
Further, it is described to backstitch platform（3）The link slot that side wall is provided with, its axle center is symmetrical arranged relative to platform is backstitched；
Needle gage connecting rod（4）With backstitching platform（3）The link slot being hinged, which is provided with, to be used to prevent due to vibration occurring in motion process
What is offset backstitches platform guide plate（31）, its another link slot passes through support shaft（34）And support pivot pin（35）Connecting rod is backstitched to be hinged
（9）.
Further, it is described to backstitch platform（3）Bearing on also set up its fixation backstitch platform axle sleeve（32）, backstitch platform
Collar（33）.
Further, the needle pitch base（8）On be fixed with small extension spring frame（10）, what is played reset role backstitches manipulation extension spring
（12）It is arranged on small extension spring frame（10）On, the other end is with being fixed on casing（1）Extension spring frame on inwall（11）It is connected.
Further, the needle gage eccentric pendulum axle（5）Movable is arranged on casing（1）, can be with respect to casing on inwall（1）
Rotate.
Further, the needle gage adjusting screw（6）It is internally threaded, lock-screw（7）Screw at screw thread, and can
Promote needle gage adjusting screw（6）Realize needle gage eccentric pendulum axle（5）Counterclockwise or 0~30 degree clockwise of rotation.
Further, the lock-screw（7）Through casing（1）Outside, can be in lock-screw（7）Promotion is set to press on end face
Button.
Beneficial effects of the present invention：
1st, the end face of needle gage eccentric pendulum axle is provided with cam pin, and cam pin is parallel with needle gage eccentric pendulum axle two axial lines
And misaligned, its centre-to-centre spacing for convenience between adjustment axis and axle, while transmitting the effect of revolution eccentric shaft, realize needle pitch base
Rotation.
2nd, axle is connected with the casing, needle gage small end is hinged in the sidewall channels for backstitching platform, lower end passes through upper
Axle to chassis base opposite side, can relatively upper axle own rotation and vertically on move back and forth；Platform is backstitched on link slot
Guide plate, can protect the effect of stitching equidistantly in motion process, realize the control to needle gage connecting rod.
3rd, needle gage adjusting screw is provided with the groove of needle gage eccentric pendulum axle, solves and carried out in the past by needle gage bidding quotation
Needle gage is adjusted, and is reduced substantial amounts of cost, is facilitated operating personnel to use.
4th, backstitch to set on the bearing of platform and backstitch platform axle sleeve, backstitch platform collar, prevent the relative machine when backstitching platform in rotation
Shell is beated.
5th, the present invention realizes the adjustment for the error of falling needle gage, can make the more steady of sewing machine operation, improve leather
And the quality of clothing sewing.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present invention.
Fig. 2 is Fig. 1 schematic front view.
Fig. 3 is schematic top plan view of the present invention.
Fig. 4 is partial schematic diagram of the present invention.
Fig. 5 is installation diagram of the invention.
Fig. 6 is the dimensional structure diagram of mid-cut eccentric pendulum axle of the present invention.
Fig. 7 is that prior art carrys out dimensional structure diagram of the metering needle away from error.
Label character is expressed as described in figure：1st, casing；2nd, upper axle；3rd, platform is backstitched；4th, needle gage connecting rod；5th, needle gage bias pendulum
Bar axle；6th, needle gage adjusting screw；7th, lock-screw；8th, needle pitch base；9th, connecting rod is backstitched；10th, small extension spring frame；11st, extension spring frame；12、
Backstitch control stick extension spring；31st, platform guide plate is backstitched；32nd, platform axle sleeve is backstitched；33rd, platform collar is backstitched；34th, support shaft；35th, support
Pivot pin；51st, cam pin；81st, needle gage link pin.
Embodiment
In order that those skilled in the art more fully understand technical scheme, the present invention is entered below in conjunction with the accompanying drawings
Row is described in detail, and the description of this part is only exemplary and explanatory, should not there is any limitation to protection scope of the present invention
Effect.
As shown in figs 1 to 6, concrete structure of the invention is：Sewing machine includes casing 1, the needle gage being arranged in casing 1
Seat 8, the needle gage eccentric pendulum axle 5 for driving needle pitch base 8 to rotate；Square groove is provided with the cylinder cambered surface of the needle gage eccentric pendulum axle 5,
Realized and be additionally provided with rotation, the end face of the needle gage eccentric pendulum axle 5 by one group of needle gage adjusting screw 6 being arranged in groove
Cam pin 51, and cam pin 51 is parallel and misaligned with needle gage eccentric pendulum 5 two axial lines of axle；The needle pitch base 8 is provided with pin-and-hole, partially
Heart pin 51 inserts pin-and-hole Internal fixation pin away from seat 8, realizes own rotation and is connected to drive on needle pitch base 8, the needle pitch base 8 by needle gage
Lever pin 81, which is movably hinged with, backstitches connecting rod 9；Transmission adjusting part of the metering needle away from error is additionally provided with the casing 1.
It is preferred that, the adjusting part includes backstitching platform 3 and needle gage connecting rod 4；Axle 2, institute are connected with the casing 1
State the upper end of needle gage connecting rod 4 to be hinged in the sidewall channels for backstitching platform 3, lower end, can be relative through upper axle 2 to the base opposite side of casing 1
The upper own rotation of axle 2 and vertically on move back and forth.
It is preferred that, the other end of connecting rod 9 that backstitches is hinged on the cylinder side wall for backstitching platform 3.
It is preferred that, described to backstitch the link slot that the side wall of platform 3 is provided with, its axle center is symmetrical arranged relative to platform is backstitched；Needle gage
Connecting rod 4 and backstitch the link slot that platform 3 is hinged and be provided with falling of being used to preventing due to vibration occurring in motion process offseting
Platform guide plate 31 is stitched, its another link slot backstitches connecting rod 9 by support shaft 34 and support pivot pin 35 to be hinged.
It is preferred that, backstitching platform axle sleeve 32, backstitching platform collar for its fixation is also set up on the bearing for backstitching platform 3
33。
It is preferred that, small extension spring frame 10 is fixed with the needle pitch base 8, the manipulation extension spring 12 that backstitches played reset role is arranged on
On small extension spring frame 10, the other end is connected with the extension spring frame 11 being fixed on the inwall of casing 1.
It is preferred that, being arranged on the inwall of casing 1 for the activity of needle gage eccentric pendulum axle 5 can be rotated relative to casing 1.
It is preferred that, the needle gage adjusting screw 6 is internally threaded, and lock-screw 7 is screwed at screw thread, and can promote pin
Realize that needle gage eccentric pendulum axle 5 is counterclockwise or 0~30 degree clockwise of rotation away from adjusting screw 6.
It is preferred that, the lock-screw 7 can set promoting button outside casing 1 on the end face of lock-screw 7.
The operation principle of the present invention：
The needle gage eccentric pendulum axle 5 and the coaxial cooperation of casing 1, needle gage eccentric pendulum axle 5 is by being movably arranged in casing 1
Portion, can be with respect to the own rotation of casing 1, and needle pitch base 8 is fixed on needle gage eccentric pendulum axle 5；As shown in fig. 7, existing technology is
Needle pitch base 8 installed away from eccentric pendulum axle 5 using fixed pin, supporting for needle pitch base 8 is promoted by flexible away from bidding quotation of metering needle
By face, drive backstitches connecting rod 9 and rotated, so as to realize the regulation of needle gage, this regulative mode is due to needle gage eccentric pendulum axle 5
It is flexibly connected with needle pitch base 8, during regulation, needle pitch base 8 can be caused to occur axle position skew, its precision meeting adjusted
Reduction, in the past regulation fall along suture needle away from when, in addition it is also necessary to the detachable cover plate of casing 1 is got off, rotated by the way that hand is stretched into casing 1
Needle gage eccentric pendulum axle 5；It is adjusted using the structure of the present invention, can both saves the cost of needle gage bidding quotation, not take machine apart
In the case of shell 1, needle gage and backstitching is adjusted, the stability after regulation can be improved again, to a certain extent, is reduced
The structure of sewing machine, weakens assemble flow.
Such as Fig. 1, metering needle away from when, drive needle gage eccentric pendulum axle 5 to rotate by promoting lock-screw 7, due to needle gage
Seat 8 is fixed on cam pin 51, and is bias, together needle pitch base 8 can be driven to rotate, what is be movably hinged therewith backstitches the band of connecting rod 9
Dynamic to backstitch platform 3 and rotate, the upper end of needle gage connecting rod 4 is hinged in the sidewall channels for backstitching platform 3, and lower end is another to the base of casing 1 through upper axle 2
Side, can the relatively upper own rotation of axle 2 and vertically on move back and forth, so as to realize the regulation that needle gage is backstitched.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property is included, so that process, method, article or equipment including a series of key elements not only include those key elements, and
And also including other key elements being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.
Specific case used herein is set forth to the principle and embodiment of the present invention, the explanation of above example
It is only intended to the method and its core concept for helping to understand the present invention.Described above is only the preferred embodiment of the present invention, should
When pointing out due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, can also make it is some improve, retouching or change, can also be by
Above-mentioned technical characteristic is combined by rights；These improve retouching, change or combined, or the not improved structure by invention
Think and technical scheme directly applies to other occasions, be regarded as protection scope of the present invention.
Claims (9)
1. the sewing machine error transfer factor of falling needle gage structure, sewing machine includes casing（1）, be arranged on casing（1）Interior needle pitch base（8）、
Drive needle pitch base（8）The needle gage eccentric pendulum axle of rotation（5）；Characterized in that, the needle gage eccentric pendulum axle（5）Cylinder cambered surface
On be provided with square groove, pass through one group of needle gage adjusting screw being arranged in groove（6）To realize rotation, the needle gage eccentric pendulum axle
（5）End face on be additionally provided with cam pin（51）, and cam pin（51）With needle gage eccentric pendulum axle（5）Two axial lines are parallel without weight
Close；The needle pitch base（8）It is provided with pin-and-hole, cam pin（51）Pin-and-hole Internal fixation pin is inserted away from seat（8）, own rotation is realized to drive
Needle pitch base（8）, the needle pitch base（8）It is upper to pass through needle gage link pin（81）It is movably hinged with and backstitches connecting rod（9）；The casing（1）
Inside it is additionally provided with transmission adjusting part of the metering needle away from error.
2. the sewing machine error transfer factor of falling needle gage structure according to claim 1, it is characterised in that the adjusting part includes
Backstitch platform（3）And needle gage connecting rod（4）；The casing（1）Inside it is connected with axle（2）, the needle gage connecting rod（4）Upper end is hinged on
Backstitch platform（3）Sidewall channels on, lower end pass through upper axle（2）To casing（1）Base opposite side, can relatively upper axle（2）Own rotation
And vertically on move back and forth.
3. the sewing machine error transfer factor of falling needle gage structure according to claim 2, it is characterised in that described to backstitch connecting rod（9）
The other end, which is hinged on, backstitches platform（3）Cylinder side wall on.
4. the sewing machine error transfer factor of the falling needle gage structure according to Claims 2 or 3, it is characterised in that described to backstitch platform（3）
The link slot that side wall is provided with, its axle center is symmetrical arranged relative to platform is backstitched；Needle gage connecting rod（4）With backstitching platform（3）It is hinged
Link slot be provided be used to preventing from due to vibration occurring in motion process offseting backstitch platform guide plate（31）, its another company
Access slot passes through support shaft（34）And support pivot pin（35）Connecting rod is backstitched to be hinged（9）.
5. the sewing machine error transfer factor of falling needle gage structure according to claim 2, it is characterised in that described to backstitch platform（3）'s
Its fixation is also set up on bearing backstitches platform axle sleeve（32）, backstitch platform collar（33）.
6. the sewing machine error transfer factor of falling needle gage structure according to claim 1, it is characterised in that the needle pitch base（8）On
It is fixed with small extension spring frame（10）, what is played reset role backstitches manipulation extension spring（12）It is arranged on small extension spring frame（10）On, the other end with
It is fixed on casing（1）Extension spring frame on inwall（11）It is connected.
7. the sewing machine error transfer factor of falling needle gage structure according to claim 1, it is characterised in that the needle gage eccentric pendulum
Axle（5）Movable is arranged on casing（1）, can be with respect to casing on inwall（1）Rotate.
8. the sewing machine error transfer factor of falling needle gage structure according to claim 1, it is characterised in that the needle gage adjusting screw
（6）It is internally threaded, lock-screw（7）Screw at screw thread, and needle gage adjusting screw can be promoted（6）Realize needle gage bias pendulum
Bar axle（5）Counterclockwise or 0~30 degree clockwise of rotation.
9. the sewing machine error transfer factor of falling needle gage structure according to claim 8, it is characterised in that the lock-screw（7）
Through casing（1）Outside, can be in lock-screw（7）Promoting button is set on end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040803.9U CN206570503U (en) | 2017-01-13 | 2017-01-13 | The sewing machine error transfer factor of falling needle gage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040803.9U CN206570503U (en) | 2017-01-13 | 2017-01-13 | The sewing machine error transfer factor of falling needle gage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206570503U true CN206570503U (en) | 2017-10-20 |
Family
ID=60060936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720040803.9U Expired - Fee Related CN206570503U (en) | 2017-01-13 | 2017-01-13 | The sewing machine error transfer factor of falling needle gage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206570503U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592116A (en) * | 2017-01-13 | 2017-04-26 | 湖南兴德缝制股份有限公司 | Sewing machine backstitch stitch length error adjustment structure |
| CN110130003A (en) * | 2019-06-27 | 2019-08-16 | 廊坊市东平汽车零配件有限公司 | A kind of application method of sewing machine and sewing machine |
-
2017
- 2017-01-13 CN CN201720040803.9U patent/CN206570503U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592116A (en) * | 2017-01-13 | 2017-04-26 | 湖南兴德缝制股份有限公司 | Sewing machine backstitch stitch length error adjustment structure |
| CN110130003A (en) * | 2019-06-27 | 2019-08-16 | 廊坊市东平汽车零配件有限公司 | A kind of application method of sewing machine and sewing machine |
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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: 20171020 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |