CN111962228A - Holding mechanism of presser foot - Google Patents
Holding mechanism of presser foot Download PDFInfo
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- CN111962228A CN111962228A CN202010862129.9A CN202010862129A CN111962228A CN 111962228 A CN111962228 A CN 111962228A CN 202010862129 A CN202010862129 A CN 202010862129A CN 111962228 A CN111962228 A CN 111962228A
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- presser foot
- mounting plate
- contact surface
- holding mechanism
- guide shaft
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- 230000007246 mechanism Effects 0.000 title claims abstract description 63
- 230000000903 blocking effect Effects 0.000 claims abstract description 8
- 238000006073 displacement reaction Methods 0.000 claims abstract description 6
- 230000033001 locomotion Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000013011 mating Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009956 embroidering Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C9/00—Appliances for holding or feeding the base fabric in embroidering machines
- D05C9/20—Movement of the base fabric controlled by the presser feet; Driving arrangements therefor
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a holding mechanism of a presser foot, which comprises a presser foot rod arranged on a needle bar frame and capable of moving along the axial direction of the needle bar frame, wherein the presser foot rod is provided with a matching structure, the needle bar frame is provided with a locking structure for blocking the forward movement of the matching structure, the needle bar frame is provided with an unlocking mechanism capable of enabling the locking structure and the matching structure to generate relative displacement so as to relieve the blocking effect of the locking structure on the matching structure, and the holding mechanism has the beneficial effects that the presser foot can be effectively held on the needle bar frame in a non-working state, and the normal embroidery work is not influenced by the fact that a frame shakes to separate from an original position, so that the quality of embroidery is improved.
Description
Technical Field
The invention relates to the field of embroidery machines, in particular to a holding mechanism of a presser foot.
Background
The stable movement of the presser foot of the computerized embroidery machine is a key factor influencing embroidery of the embroidery machine, the existing computerized embroidery machine can realize the function of independently controlling a plurality of presser feet through long-term optimization, but the interference between the working presser feet and the non-working presser feet is often caused by no effective presser foot holding mechanism in the operation process of each presser foot, so as to influence normal embroidery action, for example, the Chinese patent publication CN201921180454.6 discloses a buffer type independent presser foot mechanism, a reset spring is sleeved on a presser foot lifting rod, the reset spring is positioned between a driving seat and a lower connecting rail and used for realizing reset through elastic force after the presser foot lifting rod slides downwards, the presser foot holding function is realized by adopting the reset spring to keep the non-working presser feet at a certain position to a certain extent, but due to the limitation of spring materials, the reset spring easily causes the instability of the presser foot holding due to the vibration of a machine frame, the non-working presser foot can not be ensured to be kept in the original position, and when the independent presser foot is in the working state, the spring mechanism can provide the reaction force for the motor, so that the operation load of the motor is increased, and the high-quality embroidery is not facilitated.
Disclosure of Invention
The invention aims to provide a holding mechanism of a presser foot, in particular to a holding mechanism capable of effectively holding a non-working presser foot at an original position.
The invention is realized by the following technical scheme.
A holding mechanism of a presser foot comprises a presser foot rod arranged on a needle bar frame and capable of moving along the axial direction of the needle bar frame, wherein the presser foot rod is provided with a matching structure, the needle bar frame is provided with a locking structure used for blocking the matching structure from moving in the positive direction, and the needle bar frame is provided with an unlocking mechanism capable of enabling the locking structure and the matching structure to generate relative displacement so as to release the blocking effect of the locking structure on the matching structure.
In the present invention, the direction in which the presser foot moves to the embroidery is defined as the forward direction, and the operating principle of the present invention is as follows: when the presser foot is in a non-working state, the embroidery machine does not apply external force, the locking structure blocks the matching structure above the presser foot, so that the presser foot can be kept on the needle bar frame, when the presser foot needs to enter the working state, the embroidery machine applies acting force to the presser foot bar, the matching structure is driven to generate relative displacement with the locking structure under the action of the unlocking mechanism, the presser foot is gradually separated from the blocking state of the locking structure and falls into the working state below the locking structure, the presser foot can be well kept at a certain position in the non-working state by adopting the structure, the influence on the presser foot in the working state is avoided, the normal embroidery work is influenced, and the quality of an embroidery product is reduced.
In the prior art, the presser foot is reset through the reset spring after finishing working and is kept at a certain position, but due to the influence of the material characteristics of the spring, in the actual production process, the frame vibrates in the operation process to drive the reset spring to bounce to a certain degree, so that the presser foot in a non-working state can move to a certain degree and cannot be kept at a fixed position, and the working presser foot is influenced.
Compared with the prior art, the presser foot device can more effectively keep the presser foot in the non-working state at the original position, avoid the influence on normal embroidery, and has remarkable beneficial effects.
As a further improvement of the present invention, the locking structure and the mating structure respectively have a first contact surface and a second contact surface that are in contact with each other, and the first contact surface and the second contact surface are arranged obliquely with respect to an axial direction of the presser foot bar.
The principle of arranging the contact surfaces obliquely is that: when the presser foot is in a non-working state, the unlocking mechanism provides a transverse acting force for the first contact surface, the first contact surface and the second contact surface are inclined surfaces which are obliquely arranged, the first contact surface and the second contact surface are tightly attached under the action of the transverse force, so that the presser foot can be always stably kept on the locking mechanism in the non-working state, the vibration phenomenon caused by the structure of the reset spring can be effectively avoided, when the matching structure receives a vertical downward acting force provided by the driving source, the matching structure receives a vertical downward driving force at the moment, the locking structure provides a supporting force vertical to the acting surface, the vertical downward driving force is decomposed into a vertical acting surface downward acting force which is counteracted with the supporting force, and an acting force parallel to the acting surface downward acting force is used for enabling the matching structure to slide down along the acting surface, and the locking structure receives a pressure vertical to the acting surface provided by the matching structure at the moment, and the vertical upward supporting force is given by the guide shaft, the vertical pressing force is decomposed into a vertical downward acting force and a horizontal acting force, the vertical downward acting force is offset with the supporting force, at the moment, the locking structure is only subjected to the horizontal acting force, the unlocking mechanism can horizontally move under the action of the unlocking mechanism, and finally the locking effect on the matching structure is relieved.
As a further improvement of the present invention, the unlocking mechanism includes a guide shaft, an installation base provided with the locking structure, and a first installation plate fixed to the needle bar frame, one end of the guide shaft is fixed to the first installation plate, the installation base is slidably fitted over the guide shaft and moves along the axial direction thereof, or the guide shaft is slidably inserted into the first installation plate and can move along the axial direction thereof, and the installation base is fixed to the guide shaft.
Preferably, the first mounting plate is additionally arranged and used for mounting the unlocking mechanism instead of directly fixing the unlocking mechanism on the needle bar frame, so that the structure of the needle bar frame is simplified, on one hand, the unlocking mechanism is independently arranged to facilitate later maintenance, on the other hand, the existing needle bar frame is not required to be modified, and the manufacturing cost is saved; in addition, the unlocking mechanism is arranged at the needle bar frame instead of the presser bar, and the invention has the advantages of simple assembly process and easy realization by adopting the structure.
As a further improvement of the invention, a section of the guide shaft between the mounting base and the first mounting plate is sleeved with a return spring.
The purpose of setting up reset spring makes whole release mechanism have certain elasticity, can make locking structure and cooperation structure take place relative displacement and break away from the back that blocks on the one hand, locking structure can the automatic recovery normal position, form a cyclic and reciprocal process, on the other hand, when the presser foot is in non-operating condition, reset spring can provide a horizontal elastic force for locking structure, make the cooperation that sets up to the first contact surface and the second contact surface on inclined plane can be inseparable, locking structure can be better with the presser foot stable maintenance in frame primary position all the time, the condition of rocking can not appear.
As a further improvement of the present invention, with reference to the direction in which the fitting structure is moved in the forward direction, a third contact surface is connected to a distal end portion of the first contact surface, the third contact surface being disposed obliquely with respect to the axial direction of the presser foot lever and being inclined in the opposite direction to the first contact surface.
The purpose of setting up the third contact surface lies in making the presser foot accomplish work back, cooperation structure can support once more to unlock the fixed knot structure and return to the initial position under the inoperative condition under the effect of same driving source, resume and be blockked the state of keeping relatively fixed on the needle bar frame by locking structure, adopt such structure, the work presser foot need not newly-increased release mechanism, use same driving source can accomplish the action of resetting, need not to increase motor control, reducible manufacturing cost, make the structure more simple simultaneously, and with the principle and the first second contact surface that its slope set up, the purpose is in order to make cooperation structure can reverse to unlock the fixed knot structure and accomplish and reset.
As a further improvement of the invention, the unlocking mechanism further comprises a second mounting plate fixed on the needle bar frame, and the other end of the guide shaft is fixedly or slidably inserted in the second mounting plate.
Set up the aim at of second mounting panel, the other end of fixed guiding axle on the one hand for the guiding axle is more stable, and on the other hand is spacing in order to reset for the guiding axle, prevents that the guiding axle from resetting excessively to lead to release mechanism to break away from the mounting panel.
As a further improvement of the invention, the first mounting plate and the second mounting plate are fixedly connected through a reinforcing plate.
Unlocking mechanism is to first mounting panel, and the second mounting panel has the impact of certain degree at the operation in-process, sets up first mounting panel of the aim at of reinforcing plate and second mounting panel better fixed for two mounting panels can not warp because of unlocking mechanism's impact.
As a further improvement of the present invention, a face of the mounting base facing the second mounting plate has a projection.
Set up the impact force that the purpose of bulge in relieving the release mechanism motion in-process produced the second mounting panel, improve the stability of needle bar frame on the one hand, on the other hand avoids the impact force too big to lead to the second mounting panel to warp, perhaps the second mounting panel is connected with the needle bar frame and is become flexible.
As a further development of the invention, the mounting base also has a guide surface in sliding contact with the mating structure.
The guide surface is arranged to prevent the matching structure from shaking perpendicular to the axial direction of the matching structure in the movement process, so that the presser foot can run more stably on the one hand, and on the other hand, the abrasion caused in the movement process of the matching structure and the locking structure can be reduced to a certain extent, and the service life of the mechanism is prolonged.
As a further improvement of the invention, the presser bar is fixedly sleeved with a transmission part, and the matching structure is arranged on the transmission part.
Preferably, the transmission mechanism is additionally arranged on the presser foot rod, the transmission mechanism is used for externally connecting a driving source, and the matching structure is arranged on the transmission mechanism, so that the manufacturing process and the manufacturing cost of the presser foot rod are reduced.
The invention has the beneficial effects that:
(1) compared with the prior art, the presser foot in the non-working state can be effectively kept on the frame by adopting the presser foot, and the phenomenon that the working presser foot is separated from the frame due to the vibration of the frame to influence the normal embroidery work and further influence the embroidery quality is avoided.
(2) Compared with the prior art, the presser foot which is in a non-working state is kept by the aid of the return spring, the return spring increases the operation load of the motor to a certain extent, high-quality embroidery is not facilitated, the operation load of the motor is effectively reduced, and embroidery quality can be improved to a certain extent.
(3) The invention can switch between the non-working state and the working state of the presser foot by adopting the same driving source without additionally arranging a separation mechanism of the working presser foot, reduces the control of a motor, saves the manufacturing cost to a certain extent, saves the space and simplifies the structure.
Drawings
The preferred embodiments of the present invention will hereinafter be described in detail to facilitate understanding of the objects and advantages of the invention, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic overall structure of one embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
FIG. 3 is a partial schematic view in another orientation of FIG. 1;
FIG. 4 is a schematic view of the specific structure of the unlocking mechanism in FIG. 1;
FIG. 5 is a schematic diagram of a detailed structure of the mating structure of FIG. 1;
FIG. 6 is a view showing the relative positions of the fitting structure and the locking structure when the presser foot is in a non-operating state;
FIG. 7 is a view of the relative positions of the engagement structure and the locking structure when the presser foot is about to be disengaged from the locked condition;
FIG. 8 is a view showing the relative positions of the fitting structure and the locking structure when the presser foot is reset after completing the operation;
the names of the parts corresponding to the numbers in the figure are respectively: 1-a presser foot component, 11-a presser foot rod, 12-a presser foot sleeve, 13-a presser foot, 2-a needle bar frame, 21-an intermediate connecting rail, 3-a matching structure, 31-a second contact surface, 4-a locking structure, 41-a first contact surface, 42-a third contact surface, 5-an unlocking mechanism, 51-a guide shaft, 52-a mounting base, 521-a guide surface, 522-a bulge, 53-a return spring, 54-a first mounting plate, 55-a second mounting plate, 56-a reinforcing plate and 6-a transmission part. The → spring is in a compressed state.
Detailed Description
The invention is explained in more detail below with reference to the drawings and exemplary embodiments.
Referring to fig. 1, 2 and 3, the holding mechanism of the presser foot comprises a presser foot assembly 1, a needle bar frame 2, a matching structure 3, a locking structure 4 and an unlocking mechanism 5, wherein the presser foot assembly 1 comprises a presser foot rod 11 arranged on the needle bar frame 2, a presser foot sleeve 12 fixed at the bottom end of the presser foot rod and a presser foot 13 sleeved on the presser foot sleeve 12 and fixedly connected with the presser foot sleeve 12;
with reference to fig. 4, the unlocking mechanism 5 includes a first mounting plate 54 and a second mounting plate 55, the needle bar frame 2 has an intermediate connecting rail 21, the first mounting plate is fixed to a rear side surface of the intermediate connecting rail 21 by a fastener, the second mounting plate 55 is fixed to another surface opposite to the above side surface by a fastener, and the first mounting plate 54 and the second mounting plate 55 are fixed by a reinforcing plate 56, the unlocking mechanism 5 further includes a guide shaft 51 and a mounting base 52, and both ends of the guide shaft 51 are slidably inserted in the first mounting plate 54 and the second mounting plate 55, respectively; the mounting base portion 52 is sleeved on one end of the guide shaft 51 and fixed by a fastener, and of course, the mounting base portion 52 can also be fixed on the guide shaft by welding or integrally forming, the guide shaft 51 is located at a section between the mounting base portion 52 and the first mounting plate 54 and is sleeved with a return spring 53, when the unlocking mechanism 5 acts, the spring compresses the spring, and the unlocking mechanism 5 is driven by the spring to recover to the original position after unlocking is completed, it should be noted that the guide shaft 51 is slidably inserted on the first mounting plate 54 and the second mounting plate 55, and the mounting base portion 52 is fixed on the guide shaft 51, but the two ends of the guide shaft 51 can also be fixed on the first mounting plate 54 and the second mounting plate 55, and the mounting base portion 52 is slidably sleeved on the guide shaft 51, so that the mounting base portion 52 can move.
With reference to fig. 3, 4 and 5, the locking structure 4 is disposed on the mounting base 52, the presser bar 11 is disposed with a transmission member 6 for externally connecting a driving source, the engaging structure 3 is disposed on a side surface of the driving member 6, with reference to fig. 4, the engaging structure 3 and the locking structure 4 have a second contact surface 31 and a first contact surface 41 which are in contact with each other, and the second contact surface 31 and the second contact surface 41 are disposed obliquely with respect to an axial direction of the presser bar 11, and the principle of the oblique disposition is that: when the matching structure 3 is subjected to a vertically downward acting force given by the driving source, the matching structure 3 is subjected to a vertically downward driving force at this time, the supporting force perpendicular to the acting surface is given by the locking structure, the vertically downward driving force is decomposed into a vertically downward acting force facing downward and counterbalancing the supporting force, and a vertically downward acting force parallel to the acting surface is used for enabling the matching structure 3 to slide downwards along the acting surface, the locking structure 4 is subjected to a pressure perpendicular to the acting surface and given by the matching structure at this time, and a vertically upward supporting force is given by the guide shaft 51, the vertically downward acting force is decomposed into a vertically downward acting force counterbalancing the supporting force, and a horizontal acting force is used for enabling the locking structure 4 to move horizontally to relieve the locking effect on the matching structure 3.
The third contact surface 42 is inclined in the same direction as the first contact surface 41, and the inclined direction of the third contact surface 42 is opposite to the first contact surface 41, and the inclined third contact surface is arranged to enable the pressure foot which finishes the work to abut against the locking structure 4 again to return to the original position in the non-working state under the driving of the driving source, and the principle of the action is the same as that of the first contact surface 41 and the second contact surface 31.
Referring to fig. 3 and 4, the mounting base 52 is further provided with a guide surface 521, the guide surface 521 is in contact with a side surface of the fitting structure 3, and is used for guiding the fitting structure 3 to slightly shake along a direction perpendicular to the axial direction of the presser bar 11, so that the operation of the presser bar is more stable, and certainly, the guide surface 521 is not provided, and the purpose of the invention can still be achieved in this embodiment; the side of the mounting base 52 facing the second mounting plate 55 is further provided with a protrusion 522, and the area of the protrusion 522 is smaller than that of the side of the mounting base 52, so that the purpose of relieving the impact force of the reset of the unlocking mechanism 5 on the second mounting plate after the action is performed is realized.
See fig. 6, for when the presser foot is in the non-operating condition, cooperation structure relative position picture, when the presser foot is in the non-operating condition, driving medium 6 does not receive the effort that the driving source was applyed, cooperation structure 3 is blockked above by locking structure 4, reset spring is in normal condition, the presser foot is kept on the needle frame this moment, even there is rocking of certain degree around the slight vibration of frame can influence the moving mechanism in actual production process, but be not enough to make cooperation structure 3 can support the barrier effect of locking structure 4, consequently, can effectually guarantee that the presser foot remains on the needle bar frame all the time when the non-operating condition, avoid influencing the presser foot of work, can effectual improvement embroidery quality.
Referring to fig. 7, which is a relative position diagram of the fitting structure when the presser foot is about to be released from the locking state, when the presser foot needs to enter the working state, the embroidery machine applies an acting force to the transmission member 6 to drive the presser foot to move downward, and at this time, the fitting structure 3 is subjected to a downward acting force, because the first contact surface 41 and the second contact surface 31 of the fitting structure 3 interacting with the locking structure 4 are inclined surfaces, the fitting structure 3 applies a downward acting force of a vertical contact surface to the locking structure 4 under the action of the driving force decomposition acting force, and the vertical pressing force is decomposed into a vertical downward acting force and a horizontal acting force, after the vertical acting force is counteracted with the supporting force given by the guide shaft 51, the whole locking structure is only subjected to the horizontal acting force, and the mounting base 52 provided with the locking structure 4 is fixed on the unlocking mechanism 5, so that the unlocking mechanism 5 drives the whole mounting base 52 to horizontally translate, thereby make locking structure 4 and cooperation structure 3 take place relative displacement to relieve the effect of blockking to cooperation structure 3, reset spring is in the state that compresses tightly this moment, and after cooperation structure 3 breaks away from locking structure 4 completely, cooperation structure 3 moves to locking structure 4 below, and reset spring 43 restores to normal conditions, and makes release mechanism 5 restore to the normal position.
Referring to fig. 8, in order to show the relative position of the fitting structure when the presser foot returns to the non-working state after completing the embroidering work, after the embroidering work of the presser foot is completed, the embroidery machine drives the transmission member 6 again, so that the fitting structure 3 is subjected to the vertically upward acting force, the third contact surface 42 is configured as a long inclined surface, and like the presser foot unlocking structure, the fitting structure 3 can reversely and again abut against the unlocking structure 4 to return to the original position of the non-working state, and the unlocking mechanism 5 is again reset under the action of the return spring 43 to realize the blocking effect thereof, so that the presser foot is again kept above the needle bar frame.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments can be modified, or some technical features can be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The holding mechanism of the presser foot comprises a presser foot rod which is arranged on a needle rod frame and can move along the axial direction of the needle rod frame, and is characterized in that the presser foot rod is provided with a matching structure, the needle rod frame is provided with a locking structure for blocking the matching structure from moving in the forward direction, and the needle rod frame is provided with an unlocking mechanism which can enable the locking structure and the matching structure to generate relative displacement so as to release the blocking effect of the locking structure on the matching structure.
2. The presser foot holding mechanism according to claim 1, wherein the locking structure and the engaging structure have a first contact surface and a second contact surface, respectively, in contact with each other, and the first contact surface and the second contact surface are arranged obliquely with respect to an axial direction of the presser bar.
3. The presser foot holding mechanism according to claim 2, wherein the unlocking mechanism includes a guide shaft, a mounting base provided with the locking mechanism, and a first mounting plate fixed to the needle bar frame, one end of the guide shaft is fixed to the first mounting plate, and the mounting base is slidably fitted over the guide shaft and axially movable along the guide shaft, or the guide shaft is slidably inserted into the first mounting plate and axially movable along the first mounting plate, and the mounting base is fixed to the guide shaft.
4. A presser foot holding mechanism according to claim 3, wherein a section of the guide shaft between the mounting base and the first mounting plate is provided with a return spring.
5. The presser foot holding mechanism according to claim 4, wherein a third contact surface is connected to a distal end portion of the first contact surface with reference to a direction in which the fitting structure is moved forward, the third contact surface being disposed obliquely with respect to an axial direction of the presser bar and being inclined in an opposite direction to the first contact surface.
6. The presser foot holding mechanism according to claim 4, wherein the unlocking mechanism further comprises a second mounting plate fixed to the needle bar frame, and the other end of the guide shaft is fixedly or slidably inserted into the second mounting plate.
7. The presser foot holding mechanism of claim 6, wherein said first mounting plate and said second mounting plate are fixedly connected by a stiffening plate.
8. The presser foot holding mechanism of claim 6, wherein a face of said mounting base facing said second mounting plate has a projection.
9. The presser foot holding mechanism of claim 3, wherein said mounting base further has a guide surface in sliding contact with said cooperating structure.
10. The presser foot holding mechanism of claim 1, wherein said presser bar retaining sleeve is provided with a drive member, said engagement structure being provided with said drive member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010862129.9A CN111962228B (en) | 2020-08-25 | 2020-08-25 | Presser foot holding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010862129.9A CN111962228B (en) | 2020-08-25 | 2020-08-25 | Presser foot holding mechanism |
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| Publication Number | Publication Date |
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| CN111962228A true CN111962228A (en) | 2020-11-20 |
| CN111962228B CN111962228B (en) | 2024-10-01 |
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| CN202010862129.9A Active CN111962228B (en) | 2020-08-25 | 2020-08-25 | Presser foot holding mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112501810A (en) * | 2020-12-25 | 2021-03-16 | 浙江越隆缝制设备有限公司 | Embroidery machine head suitable for high-speed embroidery |
| CN112501811A (en) * | 2020-12-25 | 2021-03-16 | 浙江越隆缝制设备有限公司 | Needle bar frame body of high-speed embroidery machine |
| CN112981756A (en) * | 2021-02-18 | 2021-06-18 | 马秀珍 | Presser foot drive arrangement and embroidery machine |
| CN114852215A (en) * | 2021-02-05 | 2022-08-05 | 丰田自动车株式会社 | Distribution shelf and distribution vehicle |
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| CN112501810A (en) * | 2020-12-25 | 2021-03-16 | 浙江越隆缝制设备有限公司 | Embroidery machine head suitable for high-speed embroidery |
| CN112501811A (en) * | 2020-12-25 | 2021-03-16 | 浙江越隆缝制设备有限公司 | Needle bar frame body of high-speed embroidery machine |
| CN112501810B (en) * | 2020-12-25 | 2024-10-01 | 浙江越隆缝制设备有限公司 | Embroidery machine head suitable for high-speed embroidery |
| CN114852215A (en) * | 2021-02-05 | 2022-08-05 | 丰田自动车株式会社 | Distribution shelf and distribution vehicle |
| CN114852215B (en) * | 2021-02-05 | 2024-05-28 | 丰田自动车株式会社 | Dispensing shelf and dispensing vehicle |
| CN112981756A (en) * | 2021-02-18 | 2021-06-18 | 马秀珍 | Presser foot drive arrangement and embroidery machine |
| CN112981756B (en) * | 2021-02-18 | 2022-02-01 | 马秀珍 | Presser foot drive arrangement and embroidery machine |
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| CN111962228B (en) | 2024-10-01 |
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