CN215856689U - Locking-type chain type interchange integrated rotating shuttle and curved needle interchange structure of roller foot machine - Google Patents
Locking-type chain type interchange integrated rotating shuttle and curved needle interchange structure of roller foot machine Download PDFInfo
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- CN215856689U CN215856689U CN202121421770.5U CN202121421770U CN215856689U CN 215856689 U CN215856689 U CN 215856689U CN 202121421770 U CN202121421770 U CN 202121421770U CN 215856689 U CN215856689 U CN 215856689U
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- curved needle
- rotating shuttle
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- looper
- lock
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Abstract
The utility model discloses a rotating shuttle and curved needle interchange structure of a lock-type chain interchange integrated winch, which comprises a driving wheel, a lower shaft, a lock-type driving gear, a driven gear, a rotating shuttle transmission shaft, a rotating shuttle, an eccentric cam, a curved needle connecting rod, a curved needle crank, a curved needle shaft, a curved needle seat and a curved needle, wherein the lower shaft is arranged on the driving wheel; the curved needle connecting rod is connected with a curved needle crank and an eccentric cam, the curved needle crank is sleeved on a curved needle shaft, a curved needle is installed on a curved needle seat, the curved needle seat is installed on the curved needle shaft, and the eccentric cam drives the curved needle shaft to do eccentric rotation motion through the curved needle connecting rod. The utility model has the beneficial effects that: the rotating shuttle and the curved needle can be exchanged, and the exchange mode is simple and convenient and easy to operate.
Description
Technical Field
The utility model belongs to the field of sewing machine equipment, and particularly relates to a rotating shuttle and curved needle interchange structure of a lock-type chain interchange integrated rumble foot machine.
Background
A foot rumbling machine is a sewing machine for sewing the bottom of a trouser leg, and common stitches for sewing the bottom of the trouser leg are lock stitches and chain stitches. The lock stitch requires the rotating shuttle to continuously rotate to match the movement of the machine needle, and the chain stitch requires the curved needle to reciprocate to match the movement of the machine needle, so as to form the required stitch. Make the in-process, if adopt dedicated locking-type stitch seam rumble foot machine or chain stitch rumble foot machine, will lead to the increase by a wide margin of cost, and, the motion of rotating shuttle and looper is inequality, need drive through different transmission structure, consequently if want to change rotating shuttle and looper structure, satisfy the demand that different stitches were made with the cooperation eedle, the part that needs to be changed is more, complex operation, consequently, the technical problem who solves first how to design out the structure that a rotating shuttle and looper exchanged, in order to satisfy the needs that a machine made locking-type stitch seam and chain stitch seam, and the change mode is simple and convenient, easy to operate, use in being fit for the production life.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rotating shuttle and curved needle exchange structure of a lock-type chain type exchange integrated rumble foot machine, which can exchange the rotating shuttle and the curved needle, meets the requirement of sewing lock-type stitches and chain-type stitches by one machine, has simple and convenient exchange mode and easy operation, and can save manpower and time.
In order to achieve the purpose of the utility model, the utility model provides the following technical scheme:
a rotating shuttle and curved needle interchange structure of a lock-type chain interchange integrated foot rumbling machine comprises a driving wheel, a lower shaft, a lock-type driving gear, a driven gear, a rotating shuttle transmission shaft, a rotating shuttle, an eccentric cam, a curved needle connecting rod, a curved needle crank, a curved needle shaft, a curved needle seat and a curved needle, wherein the lower shaft is arranged on the driving wheel; the curved needle connecting rod is connected with a curved needle crank and an eccentric cam, the curved needle crank is sleeved on a curved needle shaft, a curved needle is installed on a curved needle seat, the curved needle seat is installed on the curved needle shaft, and the eccentric cam drives the curved needle shaft to do eccentric rotation motion through the curved needle connecting rod, so that the curved needle is driven to do eccentric rotation motion.
Preferably, the rotating shuttle transmission shaft is provided with a rotating shuttle transmission shaft supporting sleeve and a rotating shuttle transmission shaft retainer ring, the rotating shuttle transmission shaft supporting sleeve can support, fix and protect the rotating shuttle transmission shaft, and the rotating shuttle transmission shaft retainer ring can fix the hole-direction movement of the rotating shuttle transmission shaft.
Preferably, the looper shaft is provided with a looper shaft support sleeve and a looper shaft check ring, the looper shaft support sleeve can support, fix and protect the looper shaft, and the looper shaft check ring can fix the hole direction movement of the looper shaft.
Preferably, the curved needle connecting rod is connected with the eccentric cam through a locking screw, so that the curved needle connecting rod can be firmly fixed and is not easy to fall off.
Preferably, the looper link is provided with a hinge pin inserted into the looper crank for connecting the looper link and the looper crank.
Preferably, a needle protection sheet is arranged between the curved needle and the curved needle seat, and the needle protection sheet can protect the curved needle and avoid the curved needle from colliding with other parts and being damaged in the reciprocating motion process.
Compared with the prior art, the utility model has the following advantages:
the lower shaft is connected with the driving wheel, the locking driving gear and the eccentric cam, wherein the locking driving gear is meshed with the driven gear, the driven gear is connected with the rotating shuttle transmission shaft, the lower shaft transmits the motion of the driving wheel to the locking driving gear so as to drive the locking driving gear to rotate, the locking driving gear drives the driven gear meshed with the locking driving gear to rotate, the driven gear drives the rotating shuttle transmission shaft to rotate, and when a locking stitch needs to be sewn, the rotating shuttle only needs to be arranged on the rotating shuttle transmission shaft and rotates along with the rotating shuttle transmission shaft, so that the sewing of the locking stitch can be completed by matching with a machine needle; the looper connecting rod is connected with the eccentric cam and the looper crank, the looper crank is sleeved on the looper shaft, the lower shaft transmits the motion of the driving wheel to the eccentric cam, the eccentric cam drives the looper connecting rod to perform eccentric rotation motion, the looper connecting rod drives the looper shaft to perform reciprocating motion, when chain stitch is required to be sewn, only the looper needs to be installed on the looper shaft, the looper follows the looper shaft to perform reciprocating motion, and therefore sewing of the chain stitch can be completed by the aid of the sewing machine needle.
The utility model combines the transmission modes of the rotating shuttle and the curved needle on one transmission mechanism, thereby ensuring that the transmission mechanism does not need to be replaced when the structures of the rotating shuttle and the curved needle are switched.
Therefore, the utility model provides the rotating shuttle and curved needle exchange structure of the lock-chain type exchange integrated rumble foot machine, which can exchange the rotating shuttle and the curved needle, meets the requirement of sewing lock-chain stitches and chain stitches by one machine, has simple and convenient exchange mode, is easy to operate, and can save manpower and time.
Drawings
FIG. 1 is a schematic view of the mounting structure of the rotating shuttle and the curved needle of the present invention;
fig. 2 is a schematic view showing the overall construction of the assembled rotary hook of the present invention;
FIG. 3 is a schematic view of the overall structure of the assembled looper of the present invention;
FIG. 4 is a schematic structural view of the present invention with neither the rotating shuttle nor the looper installed;
FIG. 5 is a schematic view of the present invention showing the use structure of the rotary hook and the curved needle not installed;
FIG. 6 is a schematic view of the assembled rotary hook of the present invention in a use configuration;
fig. 7 is a schematic diagram of the structure of the assembly curved needle of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-7, fig. 1 is a schematic view of an installation structure of a rotating shuttle and a curved needle according to the present invention; fig. 2 is a schematic view showing the overall construction of the assembled rotary hook of the present invention; FIG. 3 is a schematic view of the overall structure of the assembled looper of the present invention; FIG. 4 is a schematic structural view of the present invention with neither the rotating shuttle nor the looper installed; FIG. 5 is a schematic view of the present invention showing the use structure of the rotary hook and the curved needle not installed; FIG. 6 is a schematic view of the assembled rotary hook of the present invention in a use configuration; fig. 7 is a schematic diagram of the structure of the assembly curved needle of the utility model.
The embodiment of the utility model provides a rotating shuttle and curved needle interchange structure of a lock-type chain type interchange integrated rumble foot machine, wherein the names of parts corresponding to the numbers of all reference numerals in the drawing are as follows: the device comprises a driving wheel 1, a lower shaft 2, a lock type driving gear 3, a driven gear 4, a rotating shuttle transmission shaft 5, an eccentric cam 6, a curved needle connecting rod 7, a curved needle crank 8, a curved needle shaft 9, a rotating shuttle transmission shaft supporting sleeve 10, a rotating shuttle transmission shaft retainer ring 11, a curved needle shaft supporting sleeve 12, a curved needle shaft retainer ring 13, a locking screw 14, a hinge pin 15, a rotating shuttle 16, a curved needle seat 17, a curved needle 18 and a needle protection sheet 19.
A rotating shuttle and curved needle interchange structure of a lock-chain type interchange integrated foot rumbling machine comprises a driving wheel 1, a lower shaft 2, a lock-type driving gear 3, a driven gear 4, a rotating shuttle transmission shaft 5, a rotating shuttle 16, an eccentric cam 6, a curved needle connecting rod 7, a curved needle crank 8, a curved needle shaft 9, a curved needle seat 17 and a curved needle 18, wherein the lower shaft 2 is installed on the driving wheel 1, the eccentric cam 6 and the lock-type driving gear 3 are installed on the lower shaft 2, the driven gear 4 is connected with the lock-type driving gear 3, the rotating shuttle transmission shaft 5 is installed on the driven gear 4, the rotating shuttle 16 is installed on the rotating shuttle transmission shaft 5, the driven gear 4 drives the rotating shuttle transmission shaft 5 to rotate, and the rotating shuttle 16 rotates along with the rotating shuttle transmission shaft 5; the curved needle connecting rod 7 is connected with a curved needle crank 8 and an eccentric cam 6, the curved needle crank 8 is sleeved on a curved needle shaft 9, a curved needle 18 is installed on a curved needle seat 17, the curved needle seat 17 is installed on the curved needle shaft 9, and the eccentric cam 6 drives the curved needle shaft 9 to do eccentric rotation motion through the curved needle connecting rod 7, so that the curved needle 18 is driven to do eccentric rotation motion.
The rotating shuttle transmission shaft 5 is provided with a rotating shuttle transmission shaft supporting sleeve 10 and a rotating shuttle transmission shaft retainer ring 11, the rotating shuttle transmission shaft supporting sleeve 10 can support, fix and protect the rotating shuttle transmission shaft 5, and the rotating shuttle transmission shaft retainer ring 11 can fix the hole-direction movement of the rotating shuttle transmission shaft 5.
The looper shaft 9 is provided with a looper shaft support sleeve 12 and a looper shaft retainer ring 13, the looper shaft support sleeve 12 can support, fix and protect the looper shaft 9, and the looper shaft retainer ring 13 can fix the hole direction movement of the looper shaft 9.
The curved needle connecting rod 7 is connected with the eccentric cam 6 through the locking screw 14, so that the curved needle connecting rod 7 can be firmly fixed and is not easy to fall off.
The curved needle connecting rod 7 is provided with a hinge pin 15, and the hinge pin 15 is inserted into the curved needle crank 8 and is used for connecting the curved needle connecting rod 7 and the curved needle crank 8.
A needle protection sheet 19 is arranged between the curved needle 18 and the curved needle seat 17, and the needle protection sheet 19 can protect the curved needle 18 and avoid the damage caused by collision with other parts in the reciprocating motion process.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the lower shaft 2 is connected with the driving wheel 1, the locking driving gear 3 and the eccentric cam 6, wherein the locking driving gear 3 is meshed with the driven gear 4, the driven gear 4 is connected with the rotating shuttle transmission shaft 5, the lower shaft 2 transmits the motion of the driving wheel 1 to the locking driving gear 3 so as to drive the locking driving gear 3 to rotate, the locking driving gear 3 drives the driven gear 4 meshed with the locking driving gear to rotate, the driven gear 4 drives the rotating shuttle transmission shaft 5 to rotate, when a locking stitch is required to be sewn, only the rotating shuttle 16 is required to be arranged on the rotating shuttle transmission shaft 5, and the rotating shuttle 16 rotates along with the rotating shuttle transmission shaft 5, so that the sewing of the locking stitch can be completed by matching with a machine needle; the looper connecting rod 7 is connected with the eccentric cam 6 and the looper crank 8, the looper crank 8 is connected with the looper shaft 9 in a sleeved mode, the lower shaft 2 transmits the motion of the driving wheel 1 to the eccentric cam 6, the eccentric cam 6 drives the looper connecting rod 7 to perform eccentric rotation motion, the looper connecting rod 7 drives the looper shaft 9 to perform reciprocating motion, when chain stitch is required to be sewn, only the looper 18 needs to be installed on the looper shaft 9, the looper 18 performs reciprocating motion along with the looper shaft 9, and therefore sewing of the chain stitch can be completed by the aid of the machine needle.
The utility model combines the transmission modes of the rotating shuttle 16 and the curved needle 18 on one transmission mechanism, thereby ensuring that the transmission mechanism does not need to be replaced when the structures of the rotating shuttle 16 and the curved needle 18 are switched, compared with the prior art, the utility model can carry out the sewing of the lock stitch only by installing the rotating shuttle 16 on the rotating shuttle transmission shaft 5 when the lock stitch needs to be sewn, and can carry out the sewing of the chain stitch only by detaching the rotating shuttle 16 from the rotating shuttle transmission shaft 5 and then installing the curved needle 18 on the curved needle shaft 9 when the chain stitch needs to be sewn, the switching is very simple and convenient, the interchange of the curved needle 18 and the rotating shuttle 16 can be completed without too complex operation, and the utility model is suitable for both factory and family workshop.
In conclusion, the utility model provides the rotating shuttle and curved needle exchange structure of the lock-chain type exchange integrated foot rumbling machine, which can exchange the rotating shuttle and the curved needle, meets the requirement of sewing lock-chain stitches and chain stitches by one machine, has simple and convenient exchange mode and easy operation, and can save labor and time cost.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.
Claims (6)
1. A rotating shuttle and curved needle interchange structure of a lock-type chain interchange integrated foot rumbling machine is characterized by comprising a driving wheel, a lower shaft, a lock-type driving gear, a driven gear, a rotating shuttle transmission shaft, a rotating shuttle, an eccentric cam, a curved needle connecting rod, a curved needle crank, a curved needle shaft, a curved needle seat and a curved needle, wherein the lower shaft is arranged on the driving wheel, the eccentric cam and the lock-type driving gear are arranged on the lower shaft, the driven gear is connected with the lock-type driving gear, the rotating shuttle transmission shaft is arranged on the driven gear, the rotating shuttle is arranged on the rotating shuttle transmission shaft, the driven gear drives the rotating shuttle transmission shaft to rotate, and the rotating shuttle follows the rotating shuttle transmission shaft to rotate; the curved needle connecting rod is connected the curved needle crank with the eccentric cam, the curved needle crank cup joints on the curved needle axle, the curved needle is installed on the curved needle seat, the curved needle seat is installed on the curved needle axle, the eccentric cam drives the curved needle axle through the curved needle connecting rod and is eccentric rotary motion, thereby drives the curved needle is eccentric rotary motion.
2. The interchangeable structure of the rotating shuttle and the curved needle of the lock-chain type interchangeable integrated rumble foot machine, as claimed in claim 1, wherein the rotating shuttle transmission shaft is provided with a rotating shuttle transmission shaft support sleeve and a rotating shuttle transmission shaft retainer ring.
3. The interchangeable structure of the rotating shuttle and the looper of the lock-chain interchangeable integrated rumble foot machine according to claim 1, wherein the looper shaft is provided with a looper shaft support sleeve and a looper shaft retainer ring.
4. The rotating shuttle and looper interchanging structure of a lock-chain interchanging integrated rumble foot machine as claimed in claim 1, wherein said looper link is connected to said eccentric cam by a locking screw.
5. The rotating shuttle and looper interchange structure of a lock-chain interchange integrated rumble foot machine as claimed in claim 1, wherein said looper link is provided with a hinge pin.
6. The interchangeable structure of the rotating shuttle and the bending needle of the lock-chain type interchangeable integrated rumble foot machine, according to claim 1, characterized in that a needle protection sheet is arranged between the bending needle and the bending needle seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121421770.5U CN215856689U (en) | 2021-06-24 | 2021-06-24 | Locking-type chain type interchange integrated rotating shuttle and curved needle interchange structure of roller foot machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121421770.5U CN215856689U (en) | 2021-06-24 | 2021-06-24 | Locking-type chain type interchange integrated rotating shuttle and curved needle interchange structure of roller foot machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215856689U true CN215856689U (en) | 2022-02-18 |
Family
ID=80335013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121421770.5U Active CN215856689U (en) | 2021-06-24 | 2021-06-24 | Locking-type chain type interchange integrated rotating shuttle and curved needle interchange structure of roller foot machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215856689U (en) |
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2021
- 2021-06-24 CN CN202121421770.5U patent/CN215856689U/en active Active
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