CN209353073U - A kind of embroidery machine Yarn taking-up mechanism and embroidery machine - Google Patents
A kind of embroidery machine Yarn taking-up mechanism and embroidery machine Download PDFInfo
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- CN209353073U CN209353073U CN201821724027.5U CN201821724027U CN209353073U CN 209353073 U CN209353073 U CN 209353073U CN 201821724027 U CN201821724027 U CN 201821724027U CN 209353073 U CN209353073 U CN 209353073U
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- embroidery machine
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- thimble
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Abstract
The utility model discloses a kind of embroidery machine Yarn taking-up mechanism and embroidery machines, including thread take-up tension lever, thread take-up cam, the take-up drive rod B swung by thread take-up cam driving, the take-up drive rod A swung, the take-up tooth connecting with thread take-up tension lever are driven by take-up drive rod B, the take-up tooth is equipped with take-up tooth socket, the head end of the take-up drive rod A is hinged with ball slider, there are two parallel driving planes for the ball slider tool, there are two parallel tooth socket wall surface, two driving planes cooperate with two tooth socket wall surface face contacts the take-up tooth socket tool respectively.Ball is changed to rotatable ball slider by the utility model, i.e., line face contact is changed to plane-plane contact, and since frictional force size is related to normal pressure and coefficient of friction, frictional force is constant.But since contact area becomes plane-plane contact from line face contact, the pressure that take-up toe joint contacting surface is subject to is greatly reduced, to reduce abrasion, improves the service life of take-up tooth.
Description
Technical field
The utility model belongs to embroidery machine technical field.
Background technique
Yarn taking-up mechanism is as depicted in figs. 1 and 2 in the prior art, and thread take-up cam 5 is rotated around center, drives take-up drive rod B4
Reciprocally swinging is done around take-up drive pin 42, since take-up drive rod A3 and take-up drive rod B4 is rigid connection, take-up is driven
Lever A3 also does reciprocally swinging around take-up drive pin 42.Take-up tooth 2 is to be fixedly connected with thread take-up tension lever 1, the A3 connection of take-up drive rod
Ball 312 be embedded in the take-up tooth socket 21 of take-up tooth 2, so that thread take-up tension lever 1 be made to do reciprocally swinging around take-up lever pin 11, realize take-up
Movement.
It is line face contact between ball 312 and take-up tooth socket 21.When embroidery machine runs at high speed, since ball rotation is ineffective
It is living, cause to do sliding friction between ball and take-up tooth.In general, lubricating grease can be added at the very start herein, to reduce friction
Power.The 1200r/min machine below used on the market at present is all made of the structure.When speed continues to lift up, due to friction
Heat after long-time service, causes take-up tooth to be worn, to generate biggish gap, leads to take-up motion distortion, influences to embroider
Precision.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of embroidery machine Yarn taking-up mechanism and embroidery machine, reduction are chosen
The abrasion of line tooth improves the embroidery precision of embroidery machine.
In order to solve the above technical problems, the utility model adopts the following technical solution: a kind of embroidery machine Yarn taking-up mechanism, including
Thread take-up tension lever, the take-up drive rod B swung by thread take-up cam driving, is driven the take-up swung drive by take-up drive rod B at thread take-up cam
Lever A, the take-up tooth connecting with thread take-up tension lever, the take-up tooth are equipped with take-up tooth socket, and the head end of the take-up drive rod A is hinged with
Ball slider, there are two parallel driving planes for the ball slider tool, and there are two parallel tooth socket walls for the take-up tooth socket tool
Face, two driving planes cooperate with two tooth socket wall surface face contacts respectively.
Ball is changed to rotatable ball slider by the utility model, i.e., by the line face between ball slider and take-up tooth socket
Contact is changed to plane-plane contact.Since frictional force size is related to normal pressure and coefficient of friction, frictional force is constant.But due to connecing
Contacting surface product becomes plane-plane contact from line face contact, therefore the pressure that take-up toe joint contacting surface is subject to greatly reduces, thus reduce abrasion,
Improve the service life of take-up tooth.
Preferably, the head end of the take-up drive rod A connects ball pin, and the ball slider is rotatablely connected ball pin.
Preferably, the ball slider is strip, and the ball pin deviates the length direction middle line of ball slider.
Preferably, the head end of the take-up drive rod A connects ball pin, and the ball slider is rotatablely connected ball pin, institute
The length direction middle line for stating ball slider deviates the corresponding lengthwise location on ball slider of ball pin.
Preferably, the head end of the take-up drive rod A is equipped with U-shaped head, and the both ends of the ball pin are connected to U-shaped head
Two sidewalls, the ball slider are connected with the first magnet, the U apart from the length one end at least one side of ball pin relatively far away from
At least one side wall of type head is connected with the second magnet, and the both ends of first magnet and the second magnet face pair are magnetic opposite.
Preferably, the inner bottom surface of the U-shaped head is connected with the elastic thimble abutted with ball slider elasticity.
Preferably, the elastic thimble includes thimble ontology and the thimble spring connecting with thimble ontology.
Preferably, the inner bottom surface of the U-shaped head is equipped with the thimble spring mounting hole of installation thimble spring.
Preferably, the thimble ontology is cylindrical, and the thimble ontology is made of major diameter section and path section and path section
Diameter is less than major diameter section diameter, and the thimble spring overcoat is in path section.
Preferably, the ball slider is equipped with the abutment plane abutted with elastic thimble elasticity in length one end, described big
The end face of diameter section is contacted with abutment plane.
The utility model additionally provides a kind of embroidery machine, including the Yarn taking-up mechanism.
The specific technical solution and its advantages of the utility model will combine attached in the following detailed description
Figure is described in detail.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and detailed description:
Fig. 1 is the structural schematic diagram of embroidery machine Yarn taking-up mechanism in the prior art；
Fig. 2 is the structural schematic diagram of take-up drive rod A connection ball in the prior art；
Fig. 3 is the structural schematic diagram of take-up drive rod A connection ball slider in the utility model；
Fig. 4 is schematic diagram of the take-up drive rod A in colour changing in the utility model；
Fig. 5 is schematic diagram (do not install elastic thimble) of the take-up drive rod A in colour changing in the utility model；
Fig. 6 is the structural schematic diagram of elastic thimble in the utility model.
Specific embodiment
Embodiment one, refering to what is shown in Fig. 1, a kind of embroidery machine Yarn taking-up mechanism, including thread take-up tension lever 1, thread take-up cam 5, by take-up
The take-up drive rod A3 of take-up drive rod B4 and take-up drive rod B4 linkage swing that the driving of cam 5 is swung, connect with thread take-up tension lever 1
The take-up tooth 2 connect, the take-up tooth 2 are equipped with take-up tooth socket 21.The knot of above structure and embroidery machine Yarn taking-up mechanism in the prior art
Structure is identical with working principle, wherein thread take-up cam 5 has thread take-up cam slot 51, and one end of take-up drive rod B4 is connected with rolling
Body 41, rolling element 41 and thread take-up cam slot 51 cooperate, thus, drive take-up drive rod B4 to swing in 5 rotation process of thread take-up cam.
Take-up drive rod B4 and take-up drive rod A3 is rotationally connected with take-up drive pin 42 and take-up drive rod B4 and take-up drive rod A3
Joint transmission, thread take-up tension lever 1 are rotatably connected on take-up lever pin 11.
It is used with Fig. 2 prior art and difference is cooperated using ball 312 and take-up tooth socket 21, refering to what is shown in Fig. 3, in this implementation
In example, take-up drive rod A3 is hinged with ball slider 32, and the ball slider 32 is flat with upper and lower two drivings being parallel to each other
Face 321, there are two the tooth socket wall surface being parallel to each other, two tooth socket wall surfaces being parallel to each other and take-up teeth for the tool of take-up tooth socket 21
The opening direction of slot 21 is parallel, and two driving planes 321 cooperate with two tooth socket wall surface face contacts respectively.In this way, ball is changed
For rotatable ball slider 32, i.e., the line face contact between ball slider and take-up tooth is changed to plane-plane contact.Due to friction
Power size is related to normal pressure and coefficient of friction, therefore frictional force is constant, but since contact area from line face contact becomes face face
Contact, therefore the pressure that take-up toe joint contacting surface is subject to greatly reduces, to reduce abrasion, improves the service life of take-up tooth 2.
Wherein, two driving planes 321 cooperate with two tooth socket wall surface face contacts respectively, ball slider when both having included colour changing
Being slidably matched when 32 translation also includes during take-up, and the up/down of ball slider 32 drives plane and corresponding tooth socket wall surface
Between the extrusion fit of face face, at this point, ball slider 32 up/down driving plane and corresponding tooth socket wall surface between active force it is vertical
In contact surface.
Certainly, it will be appreciated by persons skilled in the art that in order to guarantee ball slider 32 up/down driving plane with it is right
The tooth socket wall surface answered has plane-plane contact and avoids take-up motion distortion, while needing to guarantee the up/down driving of ball slider 32
Smooth sliding between plane and corresponding tooth socket wall surface, clamping stagnation, the up/down of ball slider 32 do not drive plane and corresponding tooth
Trough wall surface effect when, it is theoretically very close to each other or have very little gap, especially take-up during, ball slider 32
When up/down drives face face extrusion fit between plane and corresponding tooth socket wall surface, corresponding extrusion fit face is theoretically without between
Gap.
The head end of the take-up drive rod A3 connects ball pin 311, and the ball slider 32 is rotatablely connected ball pin 311.
Preferred in the present embodiment, the ball slider 32 is strip, and two parallel driving planes 321 are located at ball slider 32
Thickness two sides, so that the two has biggish face contact area.Moreover, the length of the ball pin 311 and ball slider 32
Direction middle line is parallel and deviates the length direction middle line of ball slider 32, so that ball slider 32 drives 2 rotation process of take-up tooth
In can it is smooth rotation it is not stuck.
After replacing ball using ball slider 32, when embroidery machine colour changing, swash angle position such as Fig. 4 institute of take-up drive rod A3
Show, it is known that its head end upwarps.Because ball pin 311 is not in the center of ball slider 32, when ball slider 32 is in
When free state, position can be freely sagging as shown in Figure 5, then ball slider 32 can snap into adjacent take-up tooth during colour changing
2, lead to not complete colour changing movement.
The head end of the take-up drive rod A3 is equipped with U-shaped head, and the both ends of the ball pin 311 are connected to U-shaped head two
Side wall, in order to avoid ball slider 32 in a free state freely it is sagging, the ball slider 32 apart from ball pin 311 relatively
Remote length one end at least one side is equipped with the first magnet 325, and at least one side wall of the U-shaped head is equipped with the second magnet 313, institute
It states the first magnet 325 and the magnetic opposite face of the second magnet 313 is arranged face-to-face.In this way, the first magnet 325 and the second magnet
313 attract each other, and ball slider 32 also can keep original position not sagging in a free state.Certainly, the first magnet 325 can also
To be arranged through 32 two sides of ball slider, and the second magnet 313 and the first magnet 325 are set in the two sidewalls of U-shaped head simultaneously
Both ends realize magnetic effect.
On the basis of magnet is set, in order to avoid magnet suction is too small or failure, under 32 fortuitous event of ball slider
It is freely sagging in a free state, it can also adopt the following technical scheme that, i.e., the inner bottom surface of the described U-shaped head is connected with sliding with ball
The elastic thimble that 32 elasticity of block abuts, to give the active force of 32 1 holding positions of ball slider.
With reference to shown in Fig. 4 and Fig. 6, in the present embodiment, it is described elasticity thimble include thimble ontology 314 and with thimble ontology
The thimble spring 315 of 314 connections.As a kind of simple deformation, naturally it is also possible to only setting thimble spring.Wherein, for side
Just the installation of thimble spring 315, the inner bottom surface of the U-shaped head are equipped with the thimble spring mounting hole of installation thimble spring 315.This
Ball slider 32 is lived on sample, 314 1 crown of thimble ontology, then thimble ontology 314 can do appropriate shifting along thimble spring mounting hole direction
It is dynamic, and thimble spring 315 ensure that and contact always between thimble ontology 314 and ball slider 32.Therefore, when embroidery machine colour changing
When, the magnetic attraction of two strong magnets ensures the position positioning of ball slider, and elastic thimble then provides ball slider 32
Non-oscillatory support force, so that it is guaranteed that colour changing campaign is gone on smoothly.
Wherein, the thimble ontology 314 is cylindrical, and the thimble ontology 314 is made of and small major diameter section and path section
Diameter section diameter is less than major diameter section diameter, and the thimble spring 315 is coated at path section.The ball slider 32 is apart from ball pin phase
The abutment plane 322 abutted with elastic thimble elasticity is equipped with to farther away length one end, major diameter section end face connects with abutment plane 322
Touching has biggish active area, guarantees reliability.There is arc-shaped transitional surface between abutment plane 322 and driving plane 321
323, ball slider 32 has curved head 324 with respect to one end of abutment plane 322.
Embodiment two, a kind of embroidery machine, including above-mentioned embroidery machine Yarn taking-up mechanism, for the other structures and tool of embroidery machine
Body running principle can refer to the prior art.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to retouch in specific embodiment above
The content stated.The modification of any function and structure principle without departing from the utility model is intended to be included in the range of claims
In.
Claims (10)
1. a kind of embroidery machine Yarn taking-up mechanism, including thread take-up tension lever, thread take-up cam, the take-up drive rod B swung by thread take-up cam driving,
The take-up drive rod A swung, the take-up tooth connecting with thread take-up tension lever are driven by take-up drive rod B, the take-up tooth is equipped with take-up tooth
Slot, it is characterised in that: the head end of the take-up drive rod A is hinged with ball slider, and there are two the ball slider tools in parallel
Drive plane, take-up tooth socket tool there are two parallel tooth socket wall surface, two driving planes respectively with two tooth socket wall surface faces
It is engaged.
2. a kind of embroidery machine Yarn taking-up mechanism according to claim 1, it is characterised in that: the head end of the take-up drive rod A
Ball pin is connected, the ball slider is rotatablely connected ball pin.
3. a kind of embroidery machine Yarn taking-up mechanism according to claim 2, it is characterised in that: the ball slider is strip,
The ball pin deviates the length direction middle line of ball slider.
4. a kind of embroidery machine Yarn taking-up mechanism according to claim 3, it is characterised in that: the head end of the take-up drive rod A
Equipped with U-shaped head, the both ends of the ball pin are connected to U-shaped both sides of head wall, the ball slider apart from ball pin relatively
Remote length one end at least one side is connected with the first magnet, and at least one side wall of the U-shaped head is connected with the second magnet, described
The both ends of first magnet and the second magnet face pair are magnetic opposite.
5. a kind of embroidery machine Yarn taking-up mechanism according to claim 4, it is characterised in that: the inner bottom surface of the U-shaped head connects
There is the elastic thimble abutted with ball slider elasticity.
6. a kind of embroidery machine Yarn taking-up mechanism according to claim 5, it is characterised in that: the elasticity thimble includes thimble sheet
Body and the thimble spring being connect with thimble ontology.
7. a kind of embroidery machine Yarn taking-up mechanism according to claim 6, it is characterised in that: the inner bottom surface of the U-shaped head is equipped with
The thimble spring mounting hole of thimble spring is installed.
8. a kind of embroidery machine Yarn taking-up mechanism according to claim 6, it is characterised in that: the thimble ontology is cylindrical,
The thimble ontology be made of major diameter section and path section and path section diameter be less than major diameter section diameter, the thimble spring overcoat in
Path section.
9. a kind of embroidery machine Yarn taking-up mechanism according to claim 8, it is characterised in that: the ball slider is in length one end
Equipped with the abutment plane abutted with elastic thimble elasticity, the end face of the major diameter section is contacted with abutment plane.
10. a kind of embroidery machine, it is characterised in that: including Yarn taking-up mechanism described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724027.5U CN209353073U (en) | 2018-10-23 | 2018-10-23 | A kind of embroidery machine Yarn taking-up mechanism and embroidery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724027.5U CN209353073U (en) | 2018-10-23 | 2018-10-23 | A kind of embroidery machine Yarn taking-up mechanism and embroidery machine |
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| Publication Number | Publication Date |
|---|---|
| CN209353073U true CN209353073U (en) | 2019-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821724027.5U Active CN209353073U (en) | 2018-10-23 | 2018-10-23 | A kind of embroidery machine Yarn taking-up mechanism and embroidery machine |
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| CN (1) | CN209353073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109402893A (en) * | 2018-10-23 | 2019-03-01 | 浙江信胜缝制设备有限公司 | High speed embroidery machine take-up driving device and embroidery machine |
-
2018
- 2018-10-23 CN CN201821724027.5U patent/CN209353073U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109402893A (en) * | 2018-10-23 | 2019-03-01 | 浙江信胜缝制设备有限公司 | High speed embroidery machine take-up driving device and embroidery machine |
| CN109402893B (en) * | 2018-10-23 | 2024-03-12 | 浙江信胜科技股份有限公司 | High-speed embroidery machine thread take-up driving device and embroidery machine |
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