CN206346012U - Ultrahigh speed machine head of embroidery machine - Google Patents
Ultrahigh speed machine head of embroidery machine Download PDFInfo
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- CN206346012U CN206346012U CN201621437652.2U CN201621437652U CN206346012U CN 206346012 U CN206346012 U CN 206346012U CN 201621437652 U CN201621437652 U CN 201621437652U CN 206346012 U CN206346012 U CN 206346012U
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- cam
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- casing
- embroidery machine
- machine head
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Abstract
The utility model is related to embroidery machine technical field, specifically disclose a kind of ultrahigh speed machine head of embroidery machine, wherein casing has left chamber and right chamber room, dynamic balancing cam, presser feet cam and thread take-up tension lever cam are located in the region on the outside of left chamber, right chamber room and right cover plate respectively, main shaft between dynamic balancing cam and presser feet cam is connected with dividing plate rotary moveable, and presser feet cam and thread take-up tension lever cam are connected with right cover plate rotary moveable.Dynamic balancing cam, presser feet cam and thread take-up tension lever cam are isolated in three regions by dividing plate with right cover plate, and there is the support connection of main shaft and casing in two neighboring region, prevent the centrifugal force that each part is produced from producing resonance effects, the dynamic balancing cam that balance weight is integrally formed with biasing post, wherein biasing post is moved by shank drive link Component driver shank, the centrifugal force that balance weight is produced is used for the centrifugal force for offsetting miscellaneous part generation, to eliminate vibrations, realizes the high speed rotation of main shaft.
Description
Technical field
The utility model is related to embroidery machine technical field, and in particular to a kind of ultrahigh speed machine head of embroidery machine.
Background technology
The needle-bar cam, presser feet cam and thread take-up tension lever that machine head of embroidery machine of the prior art generally includes to be coaxially disposed are convex
Wheel, needle-bar cam, presser feet cam and thread take-up tension lever cam are eccentric cam,, can not due to effect of inertia in main shaft rotary course
Head can be caused to produce vibrations with avoiding, not only produce noise but also influence the life-span of head and the outage of embroidery, especially exist
In the case that rotating speed is higher, vibrations can be obvious all the more, and existing handpiece structure constrains the development of high speed machine.
Notification number discloses a kind of computer embroidering machine with needle cam machine for CN203834159U Chinese utility model patent
The dynamic balancer of structure, Publication No. CN104480653A Chinese invention patent application discloses a kind of with bascule
Computer embroidering machine with needle cam mechanism.In above-mentioned two open source literatures, added between needle-bar cam and thread take-up tension lever cam partially
The balancing weight of the heart, with the centrifugal force of the generations such as balance needle rod cam and thread take-up tension lever cam.Although the structure can offset a part
Centrifugal force produce vibrations, but increase balancing weight while, the structure for inevitably resulting in needle-bar cam changes, in order to
Balancing weight is connected, and the structure of needle-bar cam is more complicated, undoubtedly adds the material cost and processing cost of head.Meanwhile,
Increase balancing weight on the axial direction of main shaft, the width of original head casing must be increased, material cost is also resulted in
Rise.Above-mentioned breeding structure not only results in cost increase, due to being bolted between balancing weight and needle-bar cam, for a long time
The phenomenon of bolt looseness may occur under high speed rotational case, and then break the balance of inside, accordingly, it would be desirable to which periodic inspection is matched somebody with somebody
Need to open casing in the connection of pouring weight, maintenance process, maintenance process is complicated, while needing to debug machine again after adjusting balancing weight
The centrifugal force size of head system, this overhaul process is complicated, inefficiency.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of ultrahigh speed machine head of embroidery machine, to solve prior art
Defect.
In order to solve the above-mentioned technical problem, the technical scheme that the utility model is provided is as follows：A kind of ultrahigh speed embroidery machine machine
Head, at least includes：
Casing, the casing include left chamber and right chamber room, between left chamber and right chamber room be provided with dividing plate, the left chamber and
Side of the right chamber room away from dividing plate is respectively equipped with left cover and right cover plate；
Main shaft, one end of the main shaft is extend out to outside casing by right cover plate, and the other end is located in left chamber, the main shaft point
It is not connected with dividing plate and right cover plate rotary moveable；
Dynamic balancing cam, the dynamic balancing cam is located in left chamber and is fixedly connected with the end of main shaft, the dynamic balancing
Cam is provided with balance weight, and one end end face of the dynamic balancing cam away from main shaft is provided with and main axis parallel and relative main bias
The biasing post of setting, one end of the biasing post and shank drive link component is hinged；
Presser feet cam, the presser feet cam is installed on the main shaft in right chamber room；
Thread take-up tension lever cam, the thread take-up tension lever cam is fixed on the end that main shaft is stretched out on the outside of right cover plate.
Further, the shank drive link component includes drive link, support link, linking connecting rod and shank separation
Connecting seat, one end and the casing of the support link are hinged, and the free end of support link passes through between separating connecting seat with shank
It is connected connecting rod connection, one end of the drive link and bias are column articulated, the position hinge between the other end and support link two ends
Connect.
Further, one end of the drive link is connected by bearing with biasing post.
Further, the rotary motion of the drive link separates the vertical direction motion of connecting seat with shank positioned at same
In plane.
Further, one end of the drive link is provided with a pair of symmetrical connecting portions, and the support link is with driving
The position of dynamic rod hinge connection is located in the interval between a pair of connecting portion；The linking connecting rod includes the identical son of a pair of structures even
Bar, sub-link described in a pair respectively be located at support link and shank separation connecting seat both sides and symmetrically.
Further, in addition to main axis parallel and with casing the drive shaft being rotatably connected, one end of the drive shaft connects
Be connected in drive device, the drive shaft and be additionally provided with drive pulley, main shaft be provided with driven pulley, drive pulley with from
Dynamic belt pulley is connected by belt.
Further, the side of the belt, which is also abutted against, tensioner apparatus.
Further, the tensioner apparatus include be located at casing on the outside of turncap, positioned at internal side of shell rotating shaft with
And the eccentric wheel of the end face positioned at rotating shaft free end and the axle center eccentric setting relative to rotating shaft.
Further, the eccentric wheel is connected with rotating shaft rotary moveable.
Further, the eccentric wheel is bearing or roller.
The ultrahigh speed machine head of embroidery machine of the present embodiment, with following technical advantage：
（1）In the prior art, casing generally has a cavity, and the two ends of main shaft are connected with casing rotary moveable respectively,
Centrifugal force produced by the needle-bar cam, presser feet cam and the thread take-up tension lever cam that are arranged on main shaft produces resonance effects, causes head
Shake, obstacle as Developing High-speed head larger with noise.
And in the present embodiment, casing has left chamber and right chamber room, dynamic balancing cam, presser feet cam and thread take-up tension lever cam
Be located at respectively in the region on the outside of left chamber, right chamber room and right cover plate, main shaft between dynamic balancing cam and presser feet cam with
Dividing plate rotary moveable is connected, and presser feet cam and thread take-up tension lever cam are connected with right cover plate rotary moveable.Dividing plate will be dynamic flat with right cover plate
Weighing apparatus cam, presser feet cam and thread take-up tension lever cam are isolated in three regions, and there is main shaft and casing in two neighboring region
Support connection, prevents the centrifugal force that each part is produced from producing resonance effects, is that the development of high-speed handpiece lays the first stone.
（2）The dynamic balancing cam that balance weight is integrally formed with biasing post, wherein biasing post passes through shank drive link component
Shank motion is driven, the centrifugal force that balance weight is produced is used for the centrifugal force for offsetting miscellaneous part generation, to eliminate vibrations, realizes master
The high speed rotation of axle.
（3）The rotary motion of drive link separated with shank connecting seat vertical direction motion be generally aligned in the same plane in, make
The driving force loss that drive link is produced is smaller, and the balance that main shaft rotates at a high speed is more preferable.
（4）In conventional embroidery machine, drive device is directly connected with main shaft, and the present embodiment has broken this orthodox practice,
Add between drive shaft, and drive shaft and main shaft and to be connected by belt on the basis of original main shaft, this kind of connected mode has
The advantage that transmission torque is big and power transmission is stable, simultaneously because belt has certain elasticity, with shock-absorbing functions, in master
In axle high speed machine rotary course, by the shock absorption of the overwhelming majority so that the vibrations of high speed machine are smaller with noise.
（5）Eccentric wheel in tensioner apparatus is abutted against with belt, and the position of eccentric wheel can be adjusted by turncap, and then
Change the tensile force of belt pulley so that the tensile force of belt realizes quick regulation, with adapt to transmission torque in the case of different rotating speeds,
Vibrations and the regulation of noise.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment ultrahigh speed machine head of embroidery machine；
Fig. 2 is the structural representation inside the present embodiment ultrahigh speed machine head of embroidery machine casing left chamber；
Fig. 3 is the connection diagram of the present embodiment dynamic balancing cam and main shaft；
Fig. 4 is the connection diagram of the present embodiment dynamic balancing cam and shank drive link component；
Fig. 5 is the side view of structure shown in Fig. 4；
Fig. 6 is the structural representation of the present embodiment casing left chamber side；
Fig. 7 is the structural representation of the present embodiment casing right chamber room side；
Fig. 8 is the structural representation of the present embodiment ultrahigh speed machine head of embroidery machine casing right chamber chamber interior；
Fig. 9 is the structural representation of the present embodiment ultrahigh speed machine head of embroidery machine right cover plate side；
Figure 10 is the structural representation inside the present embodiment ultrahigh speed machine head of embroidery machine
Figure 11 is the structural representation of the present embodiment tensioner apparatus.
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 to explain
The utility model, is not used to limit the utility model.
As shown in Fig. 1,2,6,7, the casing 10 in the present embodiment ultrahigh speed machine head of embroidery machine includes left chamber 11 and right chamber
Room 12, is provided with dividing plate 13 between left chamber 11 and right chamber room 12, dividing plate 13 is provided with main shaft connecting hole 131.Wherein left chamber 11
Left cover is respectively equipped with side of the right chamber room 12 away from dividing plate 13（Not shown in figure）With right cover plate 14.The main shaft of the present embodiment
21 one end is extend out to outside casing 10 by right cover plate 14, the other end be located at left chamber 11 in, main shaft 21 respectively with dividing plate 13 and
The rotary moveable of right cover plate 14 is connected.
As shown in Fig. 2 one end that main shaft 21 is located in left chamber 11 in the present embodiment is connected with dynamic balancing cam, this is dynamic flat
Cam weigh as in Figure 3-5, provided with balance weight 22, one end end face of the dynamic balancing cam away from main shaft 21 is provided with and main shaft
Cut with scissors the 21 parallel and eccentric setting of relative main 21 biasing posts 23, one end of the biasing post 23 and shank drive link component 30
Connect.Wherein shank drive link component 30 includes drive link 31, support link 32, linking connecting rod 33 and shank separation connecting seat
34.Wherein one end of support link 32 is hinged by jointed shaft 321 with casing 10, and the free end of support link 32 is separated with shank
Connected between connecting seat 34 by being connected connecting rod 33, be connected the two ends of connecting rod 33 respectively by bearing pin 323 and support link 32 and
Shank separation connecting seat 34 is hinged.One end of drive link 31 is hinged by bearing with biasing post 23, the other end and support link
Position between two ends is hinged by bearing pin 322.
As the preferred embodiment of the present embodiment, the rotary motion of drive link 31 separates the perpendicular of connecting seat 34 with shank
Nogata is generally aligned in the same plane interior to motion.Specifically, one end of the drive link 31 is provided with a pair of symmetrical connecting portions
311, the position that the support link 32 and drive link 31 are hinged is located in the interval between a pair of connecting portion 311.The rank
Connective pole 33 includes the identical sub-link of a pair of structures, and sub-link described in a pair is located at support link and shank separation connecting seat respectively
Both sides and symmetrically.The purpose being arranged such is that the driving force loss for producing drive link is smaller, and main shaft revolves at a high speed
The balance turned is more preferable.
As shown in figure 8, in the present embodiment, presser feet cam 40 is installed on the main shaft 21 in right chamber room 12, presser feet cam 40
Presser foot device 42 is driven to lift by presser feet link assembly 41.
As shown in Figure 9, Figure 10, in the present embodiment, thread take-up tension lever cam 50 is fixed on main shaft 21 and stretches out in the outside of right cover plate 14
End, thread take-up tension lever cam 50 is connected by cam link 51 with thread take-up tension lever axle 52, and thread take-up tension lever axle is connected with casing rotary moveable,
Thread take-up tension lever axle 52 is provided with the line-choosing connecting rod 54 for being used for driving thread take-up tension lever 53 to swing.Mesh of the thread take-up tension lever cam 50 on the outside of casing
Be, be easy to assembling with maintenance.
To sum up, dynamic balancing cam, presser feet cam and thread take-up tension lever cam are isolated in three regions by dividing plate with right cover plate, and
The support that there is main shaft and casing in two neighboring region is connected, and is prevented the centrifugal force that each part is produced from producing resonance effects, is
The development of high-speed handpiece lays the first stone.
As shown in Figure 10, drive shaft 60 parallel and being rotatably connected with casing 10 with main shaft 21 is also included in the present embodiment,
One end of the drive shaft 60 is connected with drive device（Not shown in figure）, drive pulley 61 is additionally provided with the drive shaft 60,
Main shaft 21 is provided with driven pulley 62, and drive pulley is connected with driven pulley by belt 63.This kind of connected mode tool
There is transmission torque big and the stable advantage of power transmission, simultaneously because belt has certain elasticity, with shock-absorbing functions,
In main shaft high speed machine rotary course, by the shock absorption of the overwhelming majority so that the vibrations of high speed machine are smaller with noise.
Further, the side of belt 63, which is also abutted against, tensioner apparatus 70.As shown in figure 11, the tensioner apparatus bag
Include turncap 71, the rotating shaft 72 positioned at internal side of shell and the end face positioned at rotating shaft free end on the outside of the casing and relative to
The eccentric wheel 73 of the axle center eccentric setting of rotating shaft.Preferably, the eccentric wheel is bearing or roller.The tensioning wheel of the present embodiment
Eccentric wheel in device is abutted against with belt, the position of eccentric wheel can be adjusted by turncap, and then change the tensioning of belt pulley
Power so that the tensile force of belt realizes quick regulation, to adapt to the tune of transmission torque, vibrations and noise in the case of different rotating speeds
Section.
In summary improvements of each position so that the main shaft in the machine head of embroidery machine of the present embodiment can be in 1000rpm
Worked under high rotating speed above, and in the case where high speed rotates with the vibrations less technical advantage of smaller, noise.
In a word, preferred embodiment of the present utility model is the foregoing is only, it is all not to limit the utility model
Any modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in this practicality
Within new protection domain.
Claims (10)
1. a kind of ultrahigh speed machine head of embroidery machine, it is characterised in that at least include：
Casing, the casing includes left chamber and right chamber room, and dividing plate, the left chamber and right chamber are provided between left chamber and right chamber room
Side of the room away from dividing plate is respectively equipped with left cover and right cover plate；
Main shaft, one end of the main shaft is extend out to outside casing by right cover plate, the other end be located at left chamber in, the main shaft respectively with
Dividing plate and the connection of right cover plate rotary moveable；
Dynamic balancing cam, the dynamic balancing cam is located in left chamber and is fixedly connected with the end of main shaft, the dynamic balancing cam
Provided with balance weight, one end end face of the dynamic balancing cam away from main shaft is provided with and main axis parallel and relative main eccentric setting
Biasing post, one end of the biasing post and shank drive link component is hinged；
Presser feet cam, the presser feet cam is installed on the main shaft in right chamber room；
Thread take-up tension lever cam, the thread take-up tension lever cam is fixed on the end that main shaft is stretched out on the outside of right cover plate.
2. according to the ultrahigh speed machine head of embroidery machine described in claim 1, it is characterised in that the shank drive link component includes
Drive link, support link, linking connecting rod and shank separation connecting seat, one end and the casing of the support link are hinged, supported
The free end of connecting rod is connected between separating connecting seat with shank by being connected connecting rod, and one end and the biasing post of the drive link are cut with scissors
Connect, the position between the other end and support link two ends is hinged.
3. according to the ultrahigh speed machine head of embroidery machine described in claim 2, it is characterised in that one end of the drive link passes through axle
Hold and be connected with biasing post.
4. according to the ultrahigh speed machine head of embroidery machine described in claim 2, it is characterised in that the rotary motion of the drive link with
In the vertical direction motion of shank separation connecting seat is generally aligned in the same plane.
5. according to the ultrahigh speed machine head of embroidery machine described in claim 4, it is characterised in that one end of the drive link is provided with one
To symmetrical connecting portion, the position that the support link and drive link are hinged is located at the interval between a pair of connecting portion
It is interior；The linking connecting rod includes the identical sub-link of a pair of structures, and sub-link described in a pair is located at support link and shank point respectively
From connecting seat both sides and symmetrically.
6. according to the ultrahigh speed machine head of embroidery machine described in claim any one of 1-5, it is characterised in that also include and main axis parallel
And the drive shaft being rotatably connected with casing, one end of the drive shaft, which is connected with drive device, the drive shaft, is additionally provided with master
Dynamic belt pulley, main shaft is provided with driven pulley, and drive pulley is connected with driven pulley by belt.
7. according to the ultrahigh speed machine head of embroidery machine described in claim 6, it is characterised in that the side of the belt, which is also abutted against to have, opens
Roller unit.
8. according to the ultrahigh speed machine head of embroidery machine described in claim 7, it is characterised in that the tensioner apparatus includes being located at
Turncap on the outside of casing, the rotating shaft positioned at internal side of shell and the end face positioned at rotating shaft free end and relative to the axle center of rotating shaft
The eccentric wheel of eccentric setting.
9. according to the machine head of embroidery machine described in claim 8, it is characterised in that the eccentric wheel is connected with rotating shaft rotary moveable.
10. according to the machine head of embroidery machine described in claim 9, it is characterised in that the eccentric wheel is bearing or roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621437652.2U CN206346012U (en) | 2016-12-26 | 2016-12-26 | Ultrahigh speed machine head of embroidery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621437652.2U CN206346012U (en) | 2016-12-26 | 2016-12-26 | Ultrahigh speed machine head of embroidery machine |
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| Publication Number | Publication Date |
|---|---|
| CN206346012U true CN206346012U (en) | 2017-07-21 |
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ID=59318013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621437652.2U Active CN206346012U (en) | 2016-12-26 | 2016-12-26 | Ultrahigh speed machine head of embroidery machine |
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| Country | Link |
|---|---|
| CN (1) | CN206346012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106811880A (en) * | 2016-12-26 | 2017-06-09 | 义乌市特轩贸易有限公司 | A kind of ultrahigh speed machine head of embroidery machine |
| CN113476860A (en) * | 2021-06-30 | 2021-10-08 | 广东职业技术学院 | Garden entertainment machinery cattle |
-
2016
- 2016-12-26 CN CN201621437652.2U patent/CN206346012U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106811880A (en) * | 2016-12-26 | 2017-06-09 | 义乌市特轩贸易有限公司 | A kind of ultrahigh speed machine head of embroidery machine |
| CN113476860A (en) * | 2021-06-30 | 2021-10-08 | 广东职业技术学院 | Garden entertainment machinery cattle |
| CN113476860B (en) * | 2021-06-30 | 2023-03-07 | 广东职业技术学院 | Garden entertainment machinery cattle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190422 Address after: 311832 No. 495 Li Yi, No. 2 Village, Li Village, Huandong Street, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: Zhuji Chilong Machinery Technology Co., Ltd. Address before: 322000 No. 521 Jiangdong Middle Road, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province Patentee before: Yiwu best Trading Co., Ltd. |
|
| TR01 | Transfer of patent right |