CN218466094U - Double-needle sewing module with adjustable interval and double-needle sewing machine - Google Patents
Double-needle sewing module with adjustable interval and double-needle sewing machine Download PDFInfo
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- CN218466094U CN218466094U CN202221891888.9U CN202221891888U CN218466094U CN 218466094 U CN218466094 U CN 218466094U CN 202221891888 U CN202221891888 U CN 202221891888U CN 218466094 U CN218466094 U CN 218466094U
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Abstract
The utility model discloses a double-needle sewing module with adjustable space and a double-needle sewing machine, wherein the double-needle sewing module with adjustable space comprises a first sewing needle rod component, a first take-up lever, a first rotating shuttle component, a second sewing needle rod component, a second take-up lever and a second rotating shuttle component; the first sewing needle rod component is arranged on the needle rod driving shaft, the first thread take-up lever is arranged on the thread take-up lever driving shaft, and the first rotating shuttle component is arranged on the rotating shuttle driving shaft; the integrated seat is provided with a vertical hole, the second sewing needle rod assembly can movably penetrate through the vertical hole up and down, and the second sewing needle rod assembly can be arranged on the needle rod driving shaft in a left-right displacement mode; the second take-up lever is arranged on the take-up lever driving shaft in a left-right displacement mode and rotates along with the take-up lever driving shaft, and the second take-up lever is arranged on the integration seat in a vertical rotating mode; the second rotating shuttle assembly is mounted on the rotating shuttle driving shaft in a left-right displacement mode and rotates along with the rotating shuttle driving shaft.
Description
Technical Field
The utility model belongs to the technical field of the sewing machine technique and specifically relates to indicate an interval adjustable two-needle sewing module and two-needle sewing machine, it can indicate but not be restricted to the trousers earphone.
Background
At present, a computer pattern sewing machine is widely applied to sewing and processing of various handbags, clothes, textiles, leatherware, bags, shoes, belts, sports and sports equipment and the like, and the computer pattern sewing machine is controlled by a computer, so that designed patterns can be sewn on fabrics, and various sewing stitches which are stable, attractive and complex can be usually met.
A two-needle sewing machine has two sewing modules for simultaneously performing two sewing stitch processing. In actual production, a common two-needle sewing machine is used for sewing color threads with different colors on a fabric to obtain a more vivid, attractive and visually better pattern, compared with a single-needle computer pattern sewing machine, the two-needle computer pattern sewing machine can be used for sewing the color threads with two colors at the same time, and the sewing stitch distance of the two color threads is usually smaller. And to trousers such as jeans, suit trousers, generally need make up a plurality of waist of trousers ear areas on its waist of trousers, the upper and lower end interval of waist of trousers ear area is great relatively, present with the formula mode be, sew one end of waist of trousers ear area on the waist of trousers earlier, sew the other end of waist of trousers ear area on the waist of trousers again, it is more loaded down with trivial details like this to operate, production efficiency is difficult to further promote, and the problem that the upper and lower end stitch seam uniformity of waist of trousers ear area is not ideal (for example the depth of parallelism is not good) appears easily in addition.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides an interval adjustable double needle sewing module and double needle sewing machine, it is through with a set of sewing module modularized design, and relative needle bar drive shaft, the take-up lever drive shaft, displacement about the rotating shuttle drive shaft can, so, adjust the interval of double needle sewing module as required, can sew the both ends of processing products such as waist of trousers ear area simultaneously, high machining efficiency, because the double needle sewing module is with the synchronous processing of drive, the upper and lower end sewing stitch uniformity of waist of trousers ear area is good, moreover, the interval is adjustable can satisfy the sewing processing demand of not unidimensional waist of trousers ear area.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a double-needle sewing module with adjustable spacing comprises a first sewing needle rod assembly, a first take-up lever, a first rotating shuttle assembly, a second sewing needle rod assembly, a second take-up lever and a second rotating shuttle assembly, wherein the first rotating shuttle assembly is positioned below the first sewing needle rod assembly, and the second rotating shuttle assembly is positioned below the second sewing needle rod assembly;
the first sewing needle rod component is arranged on the needle rod driving shaft, the first thread take-up lever is arranged on the thread take-up lever driving shaft, and the first rotating shuttle component is arranged on the rotating shuttle driving shaft; the needle rod driving shaft, the take-up lever driving shaft and the rotating shuttle driving shaft are arranged in a left-right extending manner;
an integrated seat is arranged for the second sewing needle rod component and the second thread take-up rod; the integrated seat is provided with a vertical hole, the second sewing needle rod assembly can movably penetrate through the vertical hole up and down, and the second sewing needle rod assembly can be arranged on the needle rod driving shaft in a left-right displacement mode; the second take-up lever can be arranged on the take-up lever driving shaft in a left-right displacement mode and rotates along with the take-up lever driving shaft, and the second take-up lever can be arranged on the integrated base in a vertically rotating mode; the second rotating shuttle assembly is mounted on the rotating shuttle driving shaft in a left-right displacement mode and rotates along with the rotating shuttle driving shaft.
As a preferred scheme, an automatic distance adjusting mechanism is arranged aiming at the integration seat, the automatic distance adjusting mechanism comprises a distance adjusting motor, a first lead screw and a second lead screw, the first lead screw and the second lead screw extend left and right, the outer end of the first lead screw is connected to the integration seat, the outer end of the second lead screw is connected to the second rotating shuttle assembly, the distance adjusting motor respectively drives the first lead screw and the second lead screw to move left and right so as to simultaneously drive the integration seat, the second sewing needle rod assembly, the second thread take-up rod and the second rotating shuttle assembly to move in the same direction along the left and right directions. The automatic spacing adjustment is convenient to set, the intelligent degree is high, the controllability is good, and the electric control part is also easy to be connected to the computer pattern sewing machine popularized at present.
As a preferable scheme, a first sliding block is arranged at the front end of the integrated base, a first sliding rail extending left and right is arranged on the handpiece, and the first sliding block can be matched with the first sliding rail in a left and right sliding manner. The first slider and the adaptation of first slide rail have promoted the stationarity of displacement about the integrated seat.
As a preferable scheme, the second rotating shuttle assembly is provided with a second sliding block, a second sliding rail extending from left to right is arranged in the machine frame, and the second sliding block can be matched with the second sliding rail in a left-right sliding manner. The second slider and the adaptation of second slide rail have promoted the stationarity of second rotating shuttle subassembly left and right sides displacement.
Preferably, the second sewing needle bar assembly includes a needle bar having a lateral hole formed therethrough, and the needle bar driving shaft passes through the lateral hole. The needle rod has an ingenious structure and is easy to produce and manufacture.
As a preferred scheme, the rear side of integrated seat dress is equipped with the cover plate, be provided with the hole of dodging that extends from top to bottom on the cover plate, the second take-up lever passes the hole of dodging, the trapper is installed to the rear side of cover plate. The cover plate which is independently arranged on the integrated seat is used for bearing the thread clamping device, so that when the group of sewing modules are adjusted, all accessories required by the group of sewing modules are synchronously adjusted in position, and the adjustment is convenient.
As a preferred scheme, be provided with the location convex part in the rear side of aircraft nose, be provided with the location breach that extends about on the cover plate, the location convex part stretches into in the location breach, when integrated seat left right shift, the location breach slides about along the location convex part relatively. The arrangement of the positioning convex part and the positioning notch is beneficial to improving the reliability of the cover plate and the whole integrated base during left-right displacement.
As a preferred scheme, the integrated seat is provided with two clamping rollers which are arranged at a left-right interval, the front end of the second take-up lever is provided with a clamping piece, and the clamping piece can be rotatably positioned between the two clamping rollers. The setting of the take-up lever on the integrated seat is skillfully realized.
Preferably, the first lead screw is located below the thread take-up lever driving shaft, and the second lead screw is located below the rotary shuttle driving shaft. The structure is compact and reasonable.
A double-needle sewing machine is provided with the double-needle sewing module with the adjustable interval.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it is mainly through with a set of sewing module modularized design, and relative needle bar drive shaft, the take-up lever drive shaft, the displacement can be controlled to the rotating shuttle drive shaft, so, adjust the interval of two-needle sewing module as required, can sew the both ends of processing products such as trousers waist ear area simultaneously, machining efficiency is high, because two-needle sewing module is with the synchronous processing of drive, the upper and lower end sewing stitch seam uniformity of trousers waist ear area is good, and, the interval is adjustable can satisfy the sewing processing demand in not unidimensional trousers waist ear area.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a partial perspective view of an embodiment of the present invention;
FIG. 2 is an exploded view of the structure shown in FIG. 1;
FIG. 3 is another exploded perspective view of the structure of FIG. 1;
FIG. 4 is an enlarged fragmentary view of FIG. 3;
FIG. 5 is a perspective view of a first sewing needle bar assembly, a first thread take-up bar, a first rotating shuttle assembly, a second sewing needle bar assembly, a second thread take-up bar, a second rotating shuttle assembly, a drive structure and an automatic spacing mechanism of an embodiment of the present invention;
fig. 6 is a partial cross-sectional view of an embodiment of the invention (which generally corresponds to the structure shown in fig. 5);
FIG. 7 is a partial structural view of a cam and an adapter according to an embodiment of the present invention;
fig. 8 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A in fig. 7.
The attached drawings indicate the following:
the sewing machine comprises a first sewing needle rod assembly 1, a first take-up lever 2, a first rotary shuttle assembly 3, a second sewing needle rod assembly 4, a second take-up lever 5, a second rotary shuttle assembly 6, a needle rod driving shaft 7, a take-up lever driving shaft 8, a rotary shuttle driving shaft 9, a driving motor 10, a rotating shaft 11, a first driving pulley 12, a cam 13, a balance wheel 14, a synchronous belt 15, a second driving pulley 16, a swing rod 17, a connecting rod 18, a first cam surface part 19, a second cam surface part 20, a transfer shaft 21, a first linkage arm 22, a second linkage arm 23, an eccentric linkage point 24, an annular groove 25, an integrated seat 26, a vertical hole 27, a needle rod 28, a transverse hole 29, a transfer seat 30, a clamping roller 31, a clamped piece 32, a special-shaped part 33, a distance adjusting motor 34, a first screw rod 35, a second screw rod 36, a machine head 37, a first driving wheel 38, a second driving wheel 39, a third driving wheel 40, a fourth driving wheel 41, a first sliding block 42, a second sliding block 43, a rack 44, a second sliding rail 45, a second slide rail hole 46, a positioning cover plate 56, a positioning hole 54, a positioning notch 52, a bevel gear 53, a positioning knob 52, a positioning hole 54 and a window 55.
Detailed Description
Fig. 1 to 8 show specific structures of embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The utility model provides an interval adjustable double needle sewing module, is including first sewing needle pole subassembly 1, first take-up lever 2, first rotating shuttle subassembly 3, second sewing needle pole subassembly 4, second take-up lever 5 and second rotating shuttle subassembly 6, first rotating shuttle subassembly 3 is located the below of first sewing needle pole subassembly 1, second rotating shuttle subassembly 6 is located the below of second sewing needle pole subassembly 4.
The first sewing needle rod assembly 1 and the second sewing needle rod assembly 4 are respectively installed on a needle rod driving shaft 7, the first take-up lever 2 and the second take-up lever 5 are respectively installed on a take-up lever driving shaft 8, and the first rotating shuttle assembly 3 and the second rotating shuttle assembly 6 are respectively installed on a rotating shuttle driving shaft 9; the needle bar driving shaft 7, the thread take-up lever driving shaft 8 and the rotating shuttle driving shaft 9 are arranged in a left-right extending mode; the thread take-up lever driving shaft 8, the needle bar driving shaft 7 and the rotating shuttle driving shaft 9 are arranged from top to bottom.
The take-up lever drive shaft 8, the needle bar drive shaft 7, and the rotating shuttle drive shaft 9 share a drive source, specifically: the output end of a driving motor 10 is connected with a rotating shaft 11, and a first driving belt wheel 12, a cam 13, a first bevel gear 53 and a balance 14 which are sequentially arranged from right to left are coaxially arranged on the rotating shaft 11; the first driving belt wheel 12 drives the rotating shuttle driving shaft 9 to rotate through a synchronous belt 15 and a second driving belt wheel 16 which are arranged in a downward extending way; the cam 13 is linked with the take-up lever driving shaft 8 to rotate so as to enable the first take-up lever 2 and the second take-up lever 5 to rotate up and down along with the rotation; a second bevel gear 54 is provided on the front side of the first bevel gear 53, and both are engaged with each other by a bevel gear surface, and an adjustment knob 55 is connected to the front side of the second bevel gear 54. The balance 14 is eccentrically connected with a swing rod 17, the swing rod 17 extends left and right and is positioned above the needle bar driving shaft 7, a connecting rod 18 is connected between the swing rod 17 and the needle bar driving shaft 7, the upper end and the lower end of the connecting rod 18 are respectively provided with a through hole which is communicated in the left and right direction, and the swing rod 17 and the needle bar driving shaft 7 penetrate through the through holes at the upper end and the lower end of the connecting rod 18 so as to enable the needle bar driving shaft 7 to move up and down along with the swing. Preferably, the two connecting rods 18 are arranged at intervals in the left-right direction, the left ends of the swing rods 17 and the needle bar driving shaft 7 penetrate through holes at the upper end and the lower end of the left connecting rod 18, and the right ends of the swing rods 17 and the needle bar driving shaft 7 penetrate through holes at the upper end and the lower end of the right connecting rod 18.
The left side of the cam 13 is provided with a cam peripheral surface arranged around the rotating shaft 11, the cam peripheral surface is provided with a first cam surface part 19 forming a first distance with the center of the rotating shaft 11 and a second cam surface part 20 forming a second distance with the center of the rotating shaft 11, the first distance is smaller than the second distance, and two sides of the first cam surface part 19 and two sides of the second cam surface part 20 are gradually transited and connected through arc-shaped surfaces; a transfer shaft 21 is arranged beside the side (front side) of the cam 13, a first linkage arm 22 and a second linkage arm 23 are arranged on the transfer shaft 21 along the axial direction of the transfer shaft 21 at intervals, the first linkage arm 22 and the second linkage arm 23 are both arranged in a radially extending mode towards the axis far away from the transfer shaft 21, and the first linkage arm 22 and the second linkage arm 23 are arranged in a staggered mode in the circumferential direction of the transfer shaft 21. So that first linkage arm 22 and second linkage arm 23 form an included angle, which is generally an acute angle. The outer end of the first linkage arm 22 is contacted with the circumferential surface of the cam to be linked by the circumferential surface of the cam, and the outer end of the second linkage arm 23 is connected with an eccentric linkage point 24 at the end part of the take-up lever driving shaft 8. Typically, the periphery of the peripheral surface of the cam is formed with an annular groove 25 for receiving the outer end of the first linkage arm 22.
An integrated seat 26 is arranged for the second sewing needle rod component 4 and the second thread take-up lever 5; a vertical hole is formed in the integrated seat 26, the second sewing needle rod assembly 4 can movably penetrate through the vertical hole 27 up and down, and the second sewing needle rod assembly 4 can be installed on the needle rod driving shaft 7 in a left-right displacement mode; here, the second sewing needle bar assembly 4 includes a needle bar 28, the needle bar 28 has a transverse hole 29 penetrating left and right, the needle bar 28 drives the shaft 7 to pass through the transverse hole 29, and the needle bar 28 is skillfully structured and easy to manufacture. Two vertical holes 27 which are opposite up and down are arranged on the integrated seat 26, and the upper side part and the lower side part of a transverse hole 29 of the needle rod 28 respectively penetrate through the two vertical holes 27. The second thread take-up lever 5 can be installed on the thread take-up lever driving shaft 8 in a left-right displacement mode and rotate along with the thread take-up lever driving shaft 8, the second thread take-up lever 5 can be installed on the integration seat 26 in an up-down rotating mode, two clamping rollers 31 arranged at left-right intervals are arranged at the front end of the integration seat 26 through an adapter seat 30 (or an adapter sheet), a clamping piece 32 is arranged at the front end of the second thread take-up lever 5, the clamping piece 32 is provided with an arc-shaped extending clamping part, the clamping piece 32 is rotatably arranged between the two clamping rollers 31 in a clamping mode, clamping force can be flexibly arranged according to needs, the clamping piece 32 can normally rotate between the two clamping rollers 31, and therefore the arrangement of the second thread take-up lever 5 on the integration seat 26 is skillfully achieved. The second rotating shuttle assembly 6 can be arranged on the rotating shuttle driving shaft 9 in a left-right displacement mode and rotate along with the rotating shuttle driving shaft 9, and the second rotating shuttle assembly 6 is adapted on the noncircular irregular part 33 of the rotating shuttle driving shaft 9, so that the action requirement that the second rotating shuttle assembly 6 can rotate along with the rotating shuttle driving shaft 9 and can be displaced left and right along the rotating shuttle driving shaft 9 can be met.
The automatic spacing adjusting mechanism is arranged on the integration seat 26, automatic spacing adjustment is achieved, the setting is convenient, the intelligent degree is high, the controllability is good, and the electric control part can be easily connected to a computer pattern machine which is popularized at present. The automatic distance adjusting mechanism comprises a distance adjusting motor 34, a first screw rod 35 and a second screw rod 36, the first screw rod 35 and the second screw rod 36 extend left and right, the first screw rod 35 is located below the take-up lever driving shaft 8, the second screw rod 36 is located below the rotating shuttle driving shaft 9, and the structure is compact and reasonable. The outer end of the first screw rod 35 is connected with the integration seat 26, the outer end of the second screw rod 36 is connected with the second rotating shuttle assembly 6, the distance adjusting motor 34 respectively drives the first screw rod 35 and the second screw rod 36 to move left and right so as to simultaneously drive the integration seat 26, the second sewing needle rod assembly 4, the second thread take-up rod 5 and the second rotating shuttle assembly 6 to move along the left and right directions in the same direction, and further change the position of the second sewing module, change the distance between the first sewing module and the second sewing module, wherein the first sewing module is arranged on the machine head 37 as a fixed module, and the second sewing module is arranged on the machine head 37 as a movably adjusting module. Here, the output end of the pitch adjusting motor 34 is connected to the second transmission wheel 39 through the first transmission wheel 38 and the first synchronous belt, the second transmission wheel 39 is coaxially transmitted with the first internal screw thread wheel, so that the first internal screw thread shaft and the second transmission wheel 39 rotate synchronously, and further, the first screw 35 is driven by the first internal screw thread shaft to extend and retract left and right relative to the first internal screw thread wheel, taking fig. 5 as an example, the left direction is an extending direction, and the right direction is a retracting direction. Similarly, the second transmission wheel 39 is coaxially connected with a third transmission wheel 40, the third transmission wheel 40 is connected to a fourth transmission wheel 41 through a second synchronous belt, the fourth transmission wheel 41 is coaxially transmitted with the second internal threaded wheel, so that the second internal threaded shaft and the fourth transmission wheel 41 synchronously rotate, and further, the second internal threaded shaft drives the second lead screw 36 to extend and retract left and right relative to the second internal threaded wheel.
The front end of the integrated seat 26 is provided with a first sliding block 42, the machine head 37 is provided with a first sliding rail extending left and right, and the first sliding block 42 can be matched with the first sliding rail in a left and right sliding manner. The first sliding block 42 is matched with the first sliding rail, so that the stability of the left and right displacement of the integration seat 26 is improved. The second rotating shuttle assembly 6 is provided with a second sliding block 43, a second sliding rail 45 extending left and right is arranged inside a machine frame 44 positioned below the machine head 37, and the second sliding block 43 can be matched with the second sliding rail in a left and right sliding manner. The adaptation of the second sliding block 43 and the second sliding rail 45 improves the stability of the left and right displacement of the second rotating shuttle component 6. The rear side of integrated seat 26 is equipped with cover plate 46, be provided with the hole 47 of dodging of extending from top to bottom on the cover plate 46, second take-up lever 5 passes the hole 47 of dodging for the line hole end of second take-up lever 5 stretches out the rear side of dodging the hole 47, the thread clamp 48 is installed to the rear side of cover plate 46. The cover plate 46 arranged on the integration seat 26 is used for bearing the thread clamping device 48, so that when the group of sewing modules are adjusted, all accessories required by the group of sewing modules are synchronously adjusted in position, and the adjustment is convenient. A positioning convex part 49 is arranged at the rear side of the machine head 37, a positioning notch 50 extending left and right is arranged on the cover plate 46, the positioning convex part 49 extends into the positioning notch 50, and when the integration seat 26 moves left and right, the positioning notch 50 slides left and right relatively along the positioning convex part 49. The left and right displacement of the cover plate 46 is guided and positioned, and the left and right distance adjustment is facilitated. And the needle plate 51 is also provided with a long strip-shaped hole 52 extending in the left-right direction, the long strip-shaped hole 52 is used for matching the requirements of the second sewing needle rod assembly 4 and the second rotating shuttle assembly 6 after changing positions left and right, and as shown in fig. 5, the hole position on the needle plate 51 corresponding to the first sewing module is a small round hole.
And, a detachable access panel is provided on the front side of the head 37, and as shown in fig. 3, after the access panel is detached, the access window 56 is exposed on the front side surface of the head 37.
Next, a two-needle sewing machine, which may refer to, but is not limited to, a pants headset, is described, which is provided with the aforementioned adjustable-pitch two-needle sewing module.
The utility model discloses a design is important to be in, it is mainly through with a set of sewing module modularized design, and relative needle bar drive shaft, take-up lever drive shaft, the displacement can be controlled to the rotating shuttle drive shaft, so, adjust the interval of two-needle sewing module as required, can sew the both ends of processing for example products such as waist of trousers ear area simultaneously, machining efficiency is high, because two-needle sewing module is with the synchronous processing of drive, the upper and lower end stitch seam sewing uniformity in waist of trousers ear area is good, moreover, the interval is adjustable can satisfy the sewing processing demand in not unidimensional waist of trousers ear area.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an interval adjustable double needle sewing module, is including first sewing needle pole subassembly, first take-up lever, first rotating shuttle subassembly, second sewing needle pole subassembly, second take-up lever and second rotating shuttle subassembly, first rotating shuttle subassembly is located the below of first sewing needle pole subassembly, second rotating shuttle subassembly is located the below of second sewing needle pole subassembly, its characterized in that:
the first sewing needle rod assembly is arranged on the needle rod driving shaft, the first thread take-up lever is arranged on the thread take-up lever driving shaft, and the first rotating shuttle assembly is arranged on the rotating shuttle driving shaft; the needle rod driving shaft, the take-up lever driving shaft and the rotating shuttle driving shaft are arranged in a left-right extending manner;
an integrated seat is arranged for the second sewing needle rod component and the second thread take-up rod; the integrated seat is provided with a vertical hole, the second sewing needle rod assembly can movably penetrate through the vertical hole up and down, and the second sewing needle rod assembly can be arranged on the needle rod driving shaft in a left-right displacement mode; the second take-up lever can be arranged on the take-up lever driving shaft in a left-right displacement mode and rotates along with the take-up lever driving shaft, and the second take-up lever can be arranged on the integrated base in a vertically rotating mode; the second rotating shuttle assembly is mounted on the rotating shuttle driving shaft in a left-right displacement mode and rotates along with the rotating shuttle driving shaft.
2. The adjustable spacing double needle sewing module of claim 1, wherein: the automatic distance adjusting mechanism is arranged aiming at the integrated base and comprises a distance adjusting motor, a first lead screw and a second lead screw, the first lead screw and the second lead screw extend left and right and are arranged, the outer end of the first lead screw is connected to the integrated base, the outer end of the second lead screw is connected to the second rotating shuttle assembly, and the distance adjusting motor drives the first lead screw and the second lead screw to move left and right respectively so as to drive the integrated base, the second sewing needle rod assembly, the second take-up rod assembly and the second rotating shuttle assembly to move in the same direction along left and right directions.
3. The adjustable spacing double needle sewing module of claim 2, wherein: the front end of the integrated seat is provided with a first sliding block, a first sliding rail extending leftwards and rightwards is arranged on the machine head, and the first sliding block can be matched with the first sliding rail in a sliding mode leftwards and rightwards.
4. The interval-adjustable double-needle sewing module according to claim 2 or 3, characterized in that: the second rotating shuttle assembly is provided with a second sliding block, a second sliding rail extending leftwards and rightwards is arranged in the rack, and the second sliding block can be matched with the second sliding rail in a leftward and rightward sliding mode.
5. The adjustable spacing double needle sewing module of claim 1, wherein: the second sewing needle rod assembly comprises a needle rod, a transverse hole which is communicated with the left and the right is formed in the needle rod, and the needle rod driving shaft penetrates through the transverse hole.
6. The adjustable spacing double needle sewing module of claim 1, wherein: the rear side of integrated seat is equipped with the cover plate, be provided with the hole of dodging that extends from top to bottom on the cover plate, the hole is dodged in the second take-up lever passes, the thread trapper is installed to the rear side of cover plate.
7. The adjustable spacing double needle sewing module of claim 6, wherein: the rear side at the aircraft nose is provided with the location convex part, be provided with the location breach that extends about on the cover plate, the location convex part stretches into in the location breach, when displacement about the integrated seat, the location breach slides about the location convex part is relative.
8. The adjustable spacing double needle sewing module of claim 1, wherein: the integrated seat is provided with two clamping rollers which are arranged at the left and right sides at intervals, the front end of the second take-up lever is provided with a clamping piece, and the clamping piece can be rotatably positioned between the two clamping rollers.
9. The adjustable spacing double needle sewing module of claim 2, wherein: the first lead screw is positioned below the take-up lever driving shaft, and the second lead screw is positioned below the rotating shuttle driving shaft.
10. A two-needle sewing machine characterized in that: which is provided with a spacing-adjustable double needle sewing module according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221891888.9U CN218466094U (en) | 2022-07-21 | 2022-07-21 | Double-needle sewing module with adjustable interval and double-needle sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221891888.9U CN218466094U (en) | 2022-07-21 | 2022-07-21 | Double-needle sewing module with adjustable interval and double-needle sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218466094U true CN218466094U (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221891888.9U Active CN218466094U (en) | 2022-07-21 | 2022-07-21 | Double-needle sewing module with adjustable interval and double-needle sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218466094U (en) |
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2022
- 2022-07-21 CN CN202221891888.9U patent/CN218466094U/en active Active
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