CN210506766U - Rotary mounting structure of rotary template sewing machine - Google Patents
Rotary mounting structure of rotary template sewing machine Download PDFInfo
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- CN210506766U CN210506766U CN201921253967.5U CN201921253967U CN210506766U CN 210506766 U CN210506766 U CN 210506766U CN 201921253967 U CN201921253967 U CN 201921253967U CN 210506766 U CN210506766 U CN 210506766U
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Abstract
The utility model discloses a rotary mounting structure of a rotary template sewing machine, which comprises a rotary gear seat, wherein a rotatable annular outer gear and an annular bearing for guiding the rotation of the annular outer gear are arranged inside the rotary gear seat, and the bottom of the rotary gear seat is provided with a rotary control motor for driving the rotation of the annular outer gear; the rotating gear seat is provided with a bottom shuttle mounting seat which is linked with the annular outer gear, and the bottom shuttle mounting seat is provided with a bobbin case and a bottom shuttle driving motor which is used for driving the bobbin case to work.
Description
Technical Field
The utility model relates to an industrial sewing machine, specifically speaking are rotary template sewing machine's rotatory mounting structure.
Background
Industrial sewing machines for sewing patterns often sew in various directions when sewing patterns. The head of a common pattern sewing machine is fixed, and a machine needle moves up and down in the same vertical direction. When a feeding mechanism of the pattern sewing machine feeds the cloth in all directions, some stitches are forward stitches and some backward stitches, which causes inconsistency of stitch quality in different directions, seriously leads to loosening and twisting of upper threads, reduction of sewing strength and reduction of sewing quality.
The invention patent with the patent application number of 201410197700.4 discloses an upper machine head of an independently-driven rotary type automatic sewing device, which comprises a machine head lifting assembly, a machine head rotating assembly and a machine head assembly, wherein the machine head rotating assembly is fixed on the machine head lifting assembly, the machine head assembly is fixed on the lower part of the machine head rotating assembly, the machine head rotating assembly comprises a conductive sliding ring, a sliding ring fixing seat, a machine head mounting plate, a machine head rotating motor, a gearbox and a rotating shaft, and the upper end of the rotating shaft is connected with the conductive sliding ring to drive the conductive sliding ring to rotate; the rotation axis can drive the head assembly clockwise or anticlockwise 360 degrees rotations, and head lifting assembly drives the head assembly through head rotation assembly and reciprocates. The patent adapts to the feeding direction of cloth by driving the upper machine head to rotate, so that the sewing stitches of the pattern patterns are all along the stitches, but the patent technology has the defects of large machine head volume and unstable rotating structure.
Disclosure of Invention
The utility model aims to solve the technical problem to provide a rotatory template sewing machine's rotatory mounting structure to above-mentioned prior art current situation, make end shuttle subassembly can rotate work with head assembly is synchronous, improve end shuttle subassembly rotation control stability and accuracy nature.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a rotary mounting structure of a rotary template sewing machine comprises a rotary gear seat, wherein a rotatable annular outer gear and an annular bearing for guiding the annular outer gear to rotate are arranged in the rotary gear seat, and a rotary control motor for driving the annular outer gear to rotate is arranged at the bottom of the rotary gear seat; the rotating gear seat is provided with a bottom shuttle mounting seat which is linked with the annular outer gear, and the bottom shuttle mounting seat is provided with a bobbin case and a bottom shuttle driving motor which is used for driving the bobbin case to work.
In order to optimize the technical proposal, the utility model discloses still include following modified technical proposal.
The bottom shuttle mounting seat is internally provided with an oil duct for discharging bottom shuttle oil, and an outlet of the oil duct is connected with an oil outlet pipe.
And an electric slip ring is arranged at the center of the rotary gear seat, and the rotating output end of the electric slip ring rotates together with the bottom shuttle mounting seat.
The bottom of the rotary gear seat is provided with a motor fixed installation part, the rotary control motor is fixed on the motor fixed installation part, the power output shaft of the rotary control motor is connected with a gear shaft, and the end part of the gear shaft is provided with a gear part matched with the annular outer gear.
The rotary gear seat has an outer wall portion and a circular inner wall portion, and an installation space is formed between the outer wall portion and the inner wall portion; the annular external gear and the annular bearing are coaxially connected and are installed in the installation space.
The rotary gear seat is fixed on the rotary mounting seat; the rotary mounting seat is fixedly connected with the machine seat support through the mounting block.
The mounting block is provided with a first side wall and a second side wall which are mutually at right angles; the first side wall is connected with the side wall of the rotary mounting seat through a screw; the second side wall is connected with the end surface of the stand bracket through a screw.
Compared with the prior art, the utility model discloses a rotary template sewing machine's rotatory mounting structure adopts the rotary drive structure of optimizing, improves bottom shuttle mount pad rotation control stability and accuracy nature. The gear shaft connected with the rotation control motor can avoid bearing leaping, and meanwhile, the position of the axis is convenient to adjust, and the installation and maintenance are convenient.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is an exploded view of the embodiment of the present invention.
Fig. 3 is a schematic sectional structure diagram of an embodiment of the present invention.
Fig. 4 is an exploded view of the rotary gear seat of the present embodiment.
FIG. 5 is an exploded view of the bobbin thread trimmer configuration of this embodiment.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 5 are schematic structural views of the present invention.
Wherein the reference numerals are: the base frame 1, the rotary mounting seat 2, the bottom plate part 2a, the side wall part 2b, the mounting block 21, the oil storage tank 22, the rotary gear seat 3, the motor fixing mounting part 3a, the outer wall part 3b, the inner wall part 3c, the annular outer gear 31, the annular bearing 32, the electric slip ring 33, the rotary control motor 4, the gear shaft 41, the annular step 41a, the sleeve part 41b, the gear part 41c, the bearing sleeve 42, the circular outer wall 42a, the circular inner wall 42b, the first drive bearing 43, the second drive bearing 44, the bottom shuttle mounting seat 5, the oil outlet pipe 51, the bottom shuttle drive motor mounting part 52, the cavity wall 52a, the thread trimming motor mounting part 53, the cavity wall bending part 53a, the second partition plate 53b, the cover plate 54, the bottom shuttle mounting part 55, the shuttle sleeve 6, the bottom shuttle drive motor 61, the bottom shuttle shaft 62, the thread trimming drive motor 63, the bottom shuttle drive synchronous belt 64, the movable knife rest 7, the, A trimming crank 72 and a trimming connecting rod 73.
The utility model discloses a rotary template sewing machine, including frame support 1, install rotatory mount pad 2 at the front end of frame support 1. The rotary mounting base 2 is fixedly provided with a rotary gear base 3, a rotatable annular outer gear 31 and an annular bearing 32 for guiding the rotation of the annular outer gear 31 are arranged inside the rotary gear base 3, and a rotary control motor 4 for driving the rotation of the annular outer gear 31 is arranged at the bottom of the rotary gear base 3. The rotating gear seat 3 is provided with a bottom shuttle installation seat 5 which is linked with the annular outer gear 31, and the bottom shuttle installation seat 5 is provided with a bobbin case 6 and a bottom shuttle driving motor 61 which is used for driving the bobbin case 6 to work. The rotary control motor 4 adopts a servo motor, and accurately controls the rotation angle of the bottom shuttle mounting seat 5 relative to the rotary gear seat 3, so that the bottom shuttle and the rotary head component on the upper part of the rotary template sewing machine synchronously rotate.
The rotary mount 2 has a bottom plate 2a for fixing the rotary gear seat 3, and the bottom plate 2a has a side wall 2b constituting the oil reservoir 22 on the periphery. The rotary gear seat 3 is provided with a rotatable bottom shuttle mounting seat 5. An oil duct is formed in the bottom shuttle mounting seat 5, one end of the oil duct collects oil discharged by the bottom shuttle, and the other end of the oil duct is connected with an oil outlet pipe 51 positioned above the oil storage tank 22.
An electric slip ring 33 is arranged at the center of the bottom plate part 2a, a mounting part of the electric slip ring 33 is fixedly connected with the rotary gear seat 3, and a rotating output end of the electric slip ring 33 rotates together with the bottom shuttle mounting seat 5, so that power can be conveniently supplied to a driver on the bottom shuttle mounting seat 5.
The rotary mounting seat 2 is fixedly connected with the machine seat support 1 through a mounting block 21, and the mounting block 21 is provided with a first side wall and a second side wall which are mutually at right angles. The first side wall is connected with the side wall of the rotary mounting seat 2 through screws. The second side wall is connected with the end surface of the engine base bracket 1 through a screw. The structure can conveniently adjust the mounting position of the rotary mounting seat 2 by adjusting the mounting positions of the first side wall and the second side wall of the mounting block 21, so that the bottom shuttle and the needle can be conveniently and concentrically mounted.
The rotary mount 2 has a bottom plate 2a for fixing the rotary gear seat 3, and the bottom plate 2a has a side wall 2b constituting the oil reservoir 22 on the periphery. An oil channel for discharging oil of the bottom shuttle is formed in the bottom shuttle mounting seat 5, an outlet of the oil channel is connected with an oil outlet pipe 51, and an outlet of the oil outlet pipe 51 is positioned above the oil storage tank 22. In the working process of the rotary template sewing machine, oil discharged by the bottom shuttle is discharged into the oil storage tank 22 through the oil duct and the oil outlet pipe 51, and the structure can collect oil and cannot influence the rotating work of the bottom shuttle mounting seat 5.
The bottom shuttle mounting structure comprises a bottom shuttle mounting 5 capable of rotary motion. The bottom shuttle mounting seat 5 has a bottom portion connected to the rotary gear seat 3, a bottom shuttle driving motor mounting portion 52 for mounting the bottom shuttle driving motor 61, a thread cutting motor mounting portion 53 for mounting the thread cutting driving motor 63, and a bottom shuttle mounting portion 55 for mounting the bottom shuttle shaft 62 and the bobbin case 6.
The bottom shuttle drive motor mounting portion 52 includes a cavity wall 52a located above the floor of the bottom shuttle mounting seat 5 and a first partition plate that mates with the front end cap of the bottom shuttle drive motor 61. The trimming motor mounting portion 53 includes a cavity wall bending portion 53a and a second partition 53b fitted to a front end cover of the trimming drive motor 63. The first and second partitions 53b are externally provided with a cover plate 54.
The bottom shuttle mounting portion 55 has a third partition, and the third partition and the outer cover plate 54 are respectively formed with mounting holes for mounting the bottom shuttle shaft 62. The bottom shuttle driving motor 61 drives the bottom shuttle shaft 62 to rotate through a synchronous belt transmission structure.
The power output shaft of the bottom shuttle driving motor 61 is connected with a first synchronizing wheel, the bottom shuttle shaft 62 is connected with a second synchronizing wheel, and a bottom shuttle driving synchronous belt 64 is arranged between the first synchronizing wheel and the second synchronizing wheel. The first timing pulley, second timing pulley and bottom shuttle drive timing belt 64 are located inside the cover plate 54.
The third partition of the bottom shuttle mounting seat 5 is provided with a bearing sleeve which is provided with a first bearing and a second bearing which are in running fit with the bottom shuttle shaft 62. The circular ring convex body on the bottom shuttle shaft 62 is made by the bottom shuttle shaft 62, and the circular ring convex body on the bottom shuttle shaft 62 is clamped by the inner rings of the first bearing and the second bearing, so that the bottom shuttle shaft 62 can be prevented from shifting in the axial direction, and the stability is improved.
The movable tool rest 7 comprises a circular hole part, one side of the circular hole part is provided with a connecting part, and the other side of the circular hole part is provided with a blade mounting part. The circular bore portion is rotatably engaged with the bottom shuttle shaft 62 by a bearing. The connecting portion is rotatably connected with the thread trimming link 73.
In the bottom shuttle thread cutting structure, a movable knife rest 7 capable of rotating independently is sleeved on a bottom shuttle shaft 62, and a movable knife blade 71 for cutting the bottom thread on the bottom shuttle is fixed on the movable knife rest 7. The bottom shuttle mounting seat 5 is provided with a thread trimming driving motor 63, and a power output shaft of the thread trimming driving motor 63 drives the movable tool holder 7 to rotate through a thread trimming crank 72 and a thread trimming connecting rod 73. The upper part of the bottom shuttle mounting seat 5 is provided with a needle plate, the bottom of the needle plate is fixedly provided with a fixed knife, and the movable blade 71 can be matched with the fixed knife to cut off the bottom line in the rotating motion process.
The bottom shuttle mounting seat 5 is provided with a thread trimming motor mounting part 53, and the thread trimming drive motor 63 is mounted on the thread trimming motor mounting part 53.
The movable tool rest 7 comprises a circular hole part, one side of the circular hole part is provided with a connecting part, and the other side of the circular hole part is provided with a blade mounting part. The circular bore portion is rotatably engaged with the bottom shuttle shaft 62 by a bearing. The connecting portion is rotatably connected with the thread trimming link 73.
The bottom of the rotary gear seat 3 is provided with a motor fixing mounting part 3a, the rotary control motor 4 is fixed on the motor fixing mounting part 3a, the power output shaft of the rotary control motor 4 is connected with a gear shaft 41, and the end part of the gear shaft 41 is provided with a gear part 41c matched with the annular external gear 31.
The rotary gear seat 3 has an outer wall portion 3b and a circular inner wall portion 3c, and an installation space is formed between the outer wall portion 3b and the inner wall portion 3 c. The external ring gear 31 and the ring bearing 32 are coaxially connected and are installed in the installation space.
The outer ring of the annular bearing 32 is arranged on the side surface of the annular external gear 31, and the annular external gear 31 is fixedly connected with the outer ring of the annular bearing 32 and the bottom shuttle mounting seat 5 through an adapter plate. The inner ring of the annular bearing 32 is fixedly connected to the inner wall 3c of the rotation mount 2.
The motor fixing mounting portion 3a is provided with a bearing bush 42. The bearing housing 42 has a circular outer wall 42a and a circular inner wall 42 b. The axis of the circular outer wall 42a is arranged eccentrically to the axis of the circular inner wall 42 b. A drive bearing for guiding the rotation of the gear shaft 41 is provided inside the bearing housing 42. The drive bearing is fitted along the circular inner wall 42b so that the axis of the drive bearing is eccentrically arranged as is the axis of the circular outer wall 42 a. The eccentric structure can adjust the distance between the axis position of the inner gear shaft 41 and the axis of the annular outer gear 31 only by adjusting the installation angle of the bearing sleeve 42 and rotating the bearing sleeve 42, so that the adjustment of the meshing gap is facilitated.
The middle part of the gear shaft 41 is provided with a circular ring step 41a along the circumference. The drive bearing comprises a first drive bearing 43 and a second drive bearing 44 fixed within a bearing housing 42. The inner rings of the first drive bearing 43 and the second drive bearing 44 clamp the annular step 41a to each other. The outer rings of the first and second drive bearings 43 and 44 are fixed on the circular inner wall 42b of the bearing housing 42, and the ring step 41a can effectively prevent the gear shaft 41 from bouncing during operation.
The gear shaft 41 has a sleeve portion 41b, and a power output shaft is fitted in the sleeve portion 41b, and the sleeve portion 41b is fixed to the power output shaft of the rotation control motor 4 by an open-close ring. The rotary control motor 4 drives the bottom shuttle assembly on the bottom shuttle mounting seat 5 to rotate and work through the gear shaft 41 and the annular outer gear 31.
While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention.
Claims (7)
1. The utility model provides a rotatory mounting structure of rotatory template sewing machine, includes rotary gear seat (3), characterized by: a rotatable annular external gear (31) and an annular bearing (32) for guiding the annular external gear (31) to rotate are arranged in the rotary gear seat (3), and a rotary control motor (4) for driving the annular external gear (31) to rotate is arranged at the bottom of the rotary gear seat (3); the rotating gear seat (3) is provided with a bottom shuttle installation seat (5) which is linked with the annular outer gear (31), and the bottom shuttle installation seat (5) is provided with a bobbin sleeve (6) and a bottom shuttle driving motor (61) which is used for driving the bobbin sleeve (6) to work.
2. The swivel mounting structure of claim 1, wherein: an oil duct for discharging bottom shuttle oil is formed in the bottom shuttle mounting seat (5), and an outlet of the oil duct is connected with an oil outlet pipe (51).
3. The swivel mounting structure of claim 1, wherein: an electric slip ring (33) is arranged at the center of the rotary gear seat (3), and the rotating output end of the electric slip ring (33) rotates together with the bottom shuttle mounting seat (5).
4. The swivel mounting structure of claim 1, wherein: the bottom system of rotatory gear seat (3) has motor fixed mounting portion (3a), rotation control motor (4) fix on motor fixed mounting portion (3a), the power take off hub connection gear shaft (41) of rotation control motor (4), the tip of gear shaft (41) is equipped with gear portion (41c) with annular outer gear (31) complex.
5. The swivel mounting structure of claim 4, wherein: the rotary gear seat (3) is provided with an outer wall part (3b) and a circular inner wall part (3c), and an installation space is formed between the outer wall part (3b) and the inner wall part (3 c); the annular external gear (31) and the annular bearing (32) are coaxially connected and are arranged in the installation space.
6. The swivel mounting structure of claim 1, wherein: the rotary gear seat (3) is fixed on the rotary mounting seat (2); the rotary mounting seat (2) is fixedly connected with the machine seat support (1) through a mounting block (21).
7. The swivel mounting arrangement of claim 6, wherein: the mounting block (21) is provided with a first side wall and a second side wall which are mutually at right angles; the first side wall is connected with the side wall of the rotary mounting seat (2) through a screw; the second side wall is connected with the end surface of the engine base bracket (1) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921253967.5U CN210506766U (en) | 2019-08-05 | 2019-08-05 | Rotary mounting structure of rotary template sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921253967.5U CN210506766U (en) | 2019-08-05 | 2019-08-05 | Rotary mounting structure of rotary template sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210506766U true CN210506766U (en) | 2020-05-12 |
Family
ID=70587534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921253967.5U Active CN210506766U (en) | 2019-08-05 | 2019-08-05 | Rotary mounting structure of rotary template sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210506766U (en) |
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2019
- 2019-08-05 CN CN201921253967.5U patent/CN210506766U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Patentee after: Shupu Intelligent Technology Co.,Ltd. Address before: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Patentee before: NINGBO SUPREME ELECTRONIC MACHINERY Inc. |
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| CP01 | Change in the name or title of a patent holder |