CN207295170U - The energy-storage type driving mechanism of machine head of embroidery machine shank - Google Patents
The energy-storage type driving mechanism of machine head of embroidery machine shank Download PDFInfo
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- CN207295170U CN207295170U CN201720808282.7U CN201720808282U CN207295170U CN 207295170 U CN207295170 U CN 207295170U CN 201720808282 U CN201720808282 U CN 201720808282U CN 207295170 U CN207295170 U CN 207295170U
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Abstract
The utility model provides a kind of energy-storage type driving mechanism of machine head of embroidery machine shank, belongs to embroidery machine technical field.It solves existing embroidery machine having needle stem and punctures hypodynamic technical problem.Including shank component, gear frame is provided with the shank component, gear frame connects driving mechanism, spring energy storage mechanism is provided with gear frame, spring energy storage mechanism includes being equipped with guiding axis in the energy-storaging spring described in energy-storaging spring, guiding axis is fixedly connected on casing, and gear frame is set on guiding axis and is flexibly connected with guiding axis, and the end of energy-storaging spring is resisted against on gear frame.The utility model uses adjustable spring energy storage mechanism, while ensureing to improve puncture force, also ensure that the service life of spring energy storage mechanism.
Description
Technical field
The utility model belongs to embroidery machine technical field, is related to embroidery machine towel head, more particularly, to a kind of embroidery machine
The energy-storage type driving mechanism of head shank.
Background technology
Computerized emboridering machine can be divided into single head and multi-head embroidery machine by head quantity, divide according to anglicanum, can be divided into flat
Embroidery machine, steils embroidery machine and towel embroidery machine, wherein towel computerized emboridering machine, are on the basis of flat embroidering machine, add
Add towel embroidery device, providing technical support for client's diversified design exists.Towel embroidery is on the basis of acupuncture treatment is embroidered by hand
A kind of mechanical embroidery method to grow up, with common maximum difference of embroidering be eedle be it is hollow, using fabric with
The friction of yarn forms looped pile so that the pattern for embroidering out has good three-dimensional sense.Plain embroidery, towel mixing embroidery, are widely used in
Fashionable dress, the finished product of sweater and various fabrics and semi-finished product embroidery.By the expansion and innovation to traditional towel embroidery machine technology, significantly
Production efficiency is improved, shows ever-changing embroidery design.In order to further improve the speed ability of embroidery machine, Ren Menjin
The long-term exploration of row, it is proposed that a variety of solutions.
For example, Chinese patent literature discloses a kind of handpiece structure [application number of towel embroidery machine：
CN2015102918351], including casing and shank, small presser bar in casing, the shank and small presser bar
Between spaced setting, the shank is connected with driving mechanism respectively with small presser bar, and driving mechanism includes line shaft and solid
The cam being scheduled on line shaft, and rocking arm, rocking bar and resetting spring, cause rocking arm to remain by the elastic force of resetting spring
It is bonded with cam, avoids cam and rocking arm high-frequency collision in the process of running, make a noise.
Although such scheme can effectively reduce the noise that head is sent, shank downlink, embroidery needle is for fabric
The energy that puncture force is discharged by resetting spring keeps rocking arm to be bonded with cam, and resetting spring is in work and the mistake of inoperative
Confined state is in journey, elastic fatigue easily occurs in spring, easily occurs puncture force deficiency in embroidery, leads to not embroider
The defects of.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of energy-storage type driving machine of machine head of embroidery machine shank
Structure；Solve embroidery machine having needle stem in the prior art and puncture hypodynamic technical problem.
To reach above-mentioned purpose, the utility model employs following technical proposal：A kind of accumulation of energy of machine head of embroidery machine shank
Formula driving mechanism, including shank component, gear frame is provided with the shank component, and gear frame connection driving mechanism is described
Gear frame on be provided with spring energy storage mechanism.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, spring energy storage mechanism is included described in energy-storaging spring
Energy-storaging spring in be equipped with guiding axis, guiding axis is fixedly connected on casing, and gear frame is set on guiding axis and guiding axis
It is flexibly connected, the end of energy-storaging spring is resisted against on gear frame.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, movable pressing board, the activity pressure are further included
Plate one end is hinged on casing, and can be rotated around hinge joint, and the both ends of the energy-storaging spring are born against in gear frame and work
On dynamic pressure plate.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, gag lever post is provided with movable pressing board, it is described
The one end of gag lever post away from movable pressing board be provided with rotary roller, be provided with limit cam component above the gag lever post.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, limit cam component includes rotation axis, described
Limit cam is arranged with rotation axis, the surface of the limit cam wheel surface curve and roller fits.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, quick change prong is provided with gear frame, it is described
Quick change prong fork-join on shank, and the clamping block for being resisted against gear frame upper and lower surface is additionally provided with shank.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, the one end of gear frame away from shank is provided with biography
Moving axis, transmission shaft are connected to driving mechanism by connecting rod, and the connecting rod two end is connected with transmission shaft and transmission mechanism respectively.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, driving mechanism is provided with eccentric shaft, described
Crank is arranged with eccentric shaft, the first rocking arm and the second rocking arm are provided with the crank, the first rocker arm end is set
Guide cam group is equipped with, roller is provided between first rocking arm and guide cam group.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, arm end and the connecting rod of the second rocking arm are hinged, institute
A liter pin column is additionally provided with the second rocking arm stated, directive wheel is provided with the liter pin column, the directive wheel is when shutting down
It is bonded with limit cam.
In the energy-storage type driving mechanism of above-mentioned machine head of embroidery machine shank, rotation axis is connected with rotating driver, described
Rotation axis on be additionally provided with gear set, the rotation axis and eccentric shaft pass through gear set engaged transmission.
Compared with prior art, the utility model has the advantage of：
1. the utility model designs limit cam component, initial compression amount of the movable pressing board to energy-storaging spring is can control, from
And regulate and control accumulation of energy elastic force according to different embroideries.
2. when shutting down, pressing plate departs from limit cam component, and energy-storaging spring is in relaxation state, avoids premature fatigue from losing
Effect, extends spring life.
3. when energy-storaging spring elastic force is insufficient, increase mutual dynamic pressure plate volume under pressure, enhancing spring continues energy so as to strengthen shank
Puncture force.
Brief description of the drawings
Fig. 1 is structure diagram provided by the utility model；
Fig. 2 is that shank provided by the utility model rotates drive mechanism schematic diagram；
In figure, shank component 1, shank 11, clamping block 12, gear frame 2, quick change prong 21, transmission shaft 22, connecting rod 23, drive
Motivation structure 3, eccentric shaft 31, crank 32, the first rocking arm 33, the second rocking arm 34, guide cam group 35, liter pin column 36, directive wheel
361st, spring energy storage mechanism 4, energy-storaging spring 41, guiding axis 42, movable pressing board 5, gag lever post 51, rotary roller 52, limit cam
Component 6, rotation axis 61, limit cam 62, rotating driver 63, gear set 64, casing a.
Embodiment
As shown in Figure 1, a kind of energy-storage type driving mechanism of machine head of embroidery machine shank, including shank component 1, its feature exist
In being provided with gear frame 2 on the shank component 1, gear frame 2 connects driving mechanism 3, is provided with the gear frame 2
Spring energy storage mechanism 4.Spring energy storage mechanism 4 includes energy-storaging spring 41, is equipped with guiding axis 42 in the energy-storaging spring 41, leads
It is fixedly connected on to axis 42 on casing a, gear frame 2 is set on guiding axis 42 and is flexibly connected with guiding axis, the end of energy-storaging spring
Portion is resisted against on gear frame 2.Movable pressing board 5 is further included, described 5 one end of movable pressing board is hinged on casing a, and can be around hinged
Point rotates, and the both ends of the energy-storaging spring 41 are born against on gear frame 2 and movable pressing board 5.
When embroidery machine carries out embroidering operation, shank component moves along a straight line about 1, drives embroidery pin puncture embroidery to be embroidered
Flower.
When shank component 1 rises, shank drives gear frame 2 to rise, and movable pressing board 5 is motionless, and energy-storaging spring 41 is compressed,
Energy-storaging spring accumulation of energy, when shank component 1 declines, and embroidery is punctured, shank decrease speed is exceedingly fast, and energy-storaging spring 41 accumulates
Accumulation of energy amount abrupt release, active force add the acceleration of shank decline on gear frame 2, and auxiliary shank punctures, and increase is embroidered
The puncture ability of pin.
When embroidery base fabric has stronger wilfulness, because when embroidery needle, which is difficult to pierce through embroidery, to be embroidered, adjusting activity
Pressing plate 5, increases the decrement of energy-storaging spring, it is discharged more powerful energy when replying decrement, to aid in embroidering
Needle-penetration embroidery.Strengthen the utilization rate of energy-storaging spring 41.
When in shutdown status, movable pressing board 5 contacts the compacting to energy-storaging spring 41, replys energy-storaging spring and loosens,
Prevent spring fatigue from reducing accumulation of energy amount or even failing, extend energy-storaging spring service life.
Specifically, as shown in Fig. 2, being provided with gag lever post 51 on movable pressing board 5, the gag lever post 51 is away from movable pressing board
One end be provided with rotary roller 52, the top of gag lever post 51 is provided with limit cam component 6.Limit cam component 6 wraps
Rotation axis 61 is included, limit cam 62 is arranged with the rotation axis 61, the limit cam 62 takes turns surface curve and rotary roller 52
Surface fit.
Limit cam group 6 drives limit cam 62 under embroidery machine normal operating conditions, drives the compacting of movable pressing board 5 to store
One end of energy spring moves downward, and compresses spring, and can control the decrement of energy-storaging spring.It is spacing when embroidery machine counts
Cam 62 rotationally disengages movable pressing board 5, loosens energy-storaging spring.
Preferably, quick change prong 21 is provided with gear frame 2,21 fork-join of quick change prong on shank 11, and in shank
The clamping block 12 for being resisted against 2 upper and lower surface of gear frame is additionally provided with 11.The one end of gear frame 2 away from shank 11 is provided with transmission
Axis 22, transmission shaft 22 are connected to driving mechanism 3 by connecting rod 23,23 both ends of connecting rod respectively with transmission shaft 22 and driving machine
Structure 3 is hinged.
Preferably, driving mechanism 3 is provided with eccentric shaft 31, and crank 32, the song are arranged with the eccentric shaft 31
The first rocking arm 33 and the second rocking arm 34 are provided with handle 32, the 33 arm end of the first rocking arm is provided with guide cam group 35, institute
Roller is provided between the first rocking arm 33 and guide cam group 35 stated.The arm end of second rocking arm 34 is hinged with connecting rod 23, described
The second rocking arm 34 on be additionally provided with a liter pin column 36, be provided with directive wheel 361, the directive wheel on the liter pin column 36
361 are bonded when shutting down with limit cam 62.One end that limit cam 62 rotates the control connection gear frame 5 of crank 32 is lifted, and is controlled
Make the control that the first rocking arm 33 departs from guide cam group 53.
Rotation axis 61 is connected with rotating driver 63, and gear set 64, the rotation are additionally provided with the rotation axis 61
Axis 61 and eccentric shaft 31 pass through the engaged transmission of gear set 64.Rotating driver 63 controls eccentric shaft rotation, controls the first of crank 32
Begin height, to adapt to the embroidery demand of different height.
The basic principle of the utility model：
When embroidery machine carries out embroidering operation, shank component moves along a straight line about 1, drives embroidery pin puncture embroidery to be embroidered
Flower.
When shank component 1 rises, shank drives gear frame 2 to rise, and movable pressing board 5 is motionless, and energy-storaging spring 41 is compressed,
Energy-storaging spring accumulation of energy, when shank component 1 declines, and embroidery is punctured, shank decrease speed is exceedingly fast, and energy-storaging spring 41 accumulates
Accumulation of energy amount abrupt release, active force add the acceleration of shank decline on gear frame 2, and auxiliary shank punctures, and increase is embroidered
The puncture ability of pin.
When embroidery base fabric has stronger wilfulness, because when embroidery needle, which is difficult to pierce through embroidery, to be embroidered, adjusting activity
Pressing plate 5, increases the decrement of energy-storaging spring, it is discharged more powerful energy when replying decrement, to aid in embroidering
Needle-penetration embroidery.Strengthen the utilization rate of energy-storaging spring 41.
The utility model has the advantage of：
Using shank transmission and pin folder transmission separation design, reduce the frictional resistance between drive link.Using shaking
Arm one end is hinged on the mechanical structure in cam path, reduces connecting rod, simplifies handpiece structure.Rocking arm by the way of hinged,
Enhancing structure flexibility.
In conclusion enhancing head bulk velocity fan-out capability, improves head operating rate.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although shank component 1, shank 11, clamping block 12, gear frame 2, quick change prong 21, transmission is used more herein
Axis 22, connecting rod 23, driving mechanism 3, eccentric shaft 31, crank 32, the first rocking arm 33, the second rocking arm 34, guide cam group 35, liter pin
Column 36, directive wheel 361, spring energy storage mechanism 4, energy-storaging spring 41, guiding axis 42, movable pressing board 5, gag lever post 51, rotary roller
52nd, the term such as limit cam component 6, rotation axis 61, limit cam 62, rotating driver 63, gear set 64, casing a, but not
Rule out the possibility of using other terms.The use of these items is only for more easily describe and explain the utility model
Essence, it is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (10)
1. a kind of energy-storage type driving mechanism of machine head of embroidery machine shank, including shank component (1), it is characterised in that the pin
Gear frame (2), gear frame (2) connection driving mechanism (3) are provided with bar assembly (1), the gear frame is provided with bullet on (2)
Property accumulating mechanism (4).
2. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 1, it is characterised in that the elasticity stores
Energy mechanism (4) includes energy-storaging spring (41), and guiding axis (42) is equipped with the energy-storaging spring (41), and guiding axis (42) is fixed
It is connected on casing (a), gear frame (2) is set on guiding axis (42) and is flexibly connected with guiding axis, and the end of energy-storaging spring is supported
Lean against on gear frame (2).
3. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 2, it is characterised in that further include activity
Pressing plate (5), the movable pressing board (5) one end is hinged on casing (a), and can be rotated around hinge joint, the energy-storaging spring
(41) both ends are born against on gear frame (2) and movable pressing board (5).
4. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 3, it is characterised in that the activity
Gag lever post (51) is provided with pressing plate (5), the one end of the gag lever post (51) away from movable pressing board is provided with rotary roller
(52), it is provided with limit cam component (6) above the gag lever post (51).
5. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 4, it is characterised in that described is spacing
Cam pack (6) includes rotation axis (61), and limit cam (62), the limit cam (62) are arranged with the rotation axis (61)
The surface of wheel surface curve and rotary roller (52) fits.
6. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 5, it is characterised in that the transmission
Quick change prong (21) is provided with frame (2), quick change prong (21) fork-join on shank (11), and also set up on shank (11)
There is the clamping block (12) for being resisted against gear frame (2) upper and lower surface.
7. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 6, it is characterised in that the transmission
The one end of frame (2) away from shank (11) is provided with transmission shaft (22), and transmission shaft (22) is connected to driving mechanism by connecting rod (23)
(3), the connecting rod (23) both ends are hinged with transmission shaft (22) and driving mechanism (3) respectively.
8. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 7, it is characterised in that the driving
Mechanism (3) is provided with eccentric shaft (31), and crank (32) is arranged with the eccentric shaft (31), and the crank is set on (32)
There are the first rocking arm (33) and the second rocking arm (34), described the first rocking arm (33) the arm end is provided with guide cam group (35), described
The first rocking arm (33) and guide cam group (35) between be provided with roller.
9. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 8, it is characterised in that described second
The arm end of rocking arm (34) is hinged with connecting rod (23), and a liter pin column (36), the liter are additionally provided with second rocking arm (34)
Directive wheel (361) is provided with pin column (36), the directive wheel (361) is bonded when shutting down with limit cam (62).
10. the energy-storage type driving mechanism of machine head of embroidery machine shank according to claim 9, it is characterised in that the rotation
Shaft (61) is connected with rotating driver (63), and gear set (64), the rotation axis are additionally provided with the rotation axis (61)
(61) and eccentric shaft (31) passes through gear set (64) engaged transmission.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808282.7U CN207295170U (en) | 2017-07-05 | 2017-07-05 | The energy-storage type driving mechanism of machine head of embroidery machine shank |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720808282.7U CN207295170U (en) | 2017-07-05 | 2017-07-05 | The energy-storage type driving mechanism of machine head of embroidery machine shank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109112737A (en) * | 2018-08-31 | 2019-01-01 | 深圳软艺电子科技有限公司 | Embroidering machine head and embroidery machine |
-
2017
- 2017-07-05 CN CN201720808282.7U patent/CN207295170U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109112737A (en) * | 2018-08-31 | 2019-01-01 | 深圳软艺电子科技有限公司 | Embroidering machine head and embroidery machine |
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