CN219908081U - Auxiliary mounting mechanism of sewing machine - Google Patents
Auxiliary mounting mechanism of sewing machine Download PDFInfo
- Publication number
- CN219908081U CN219908081U CN202321696114.5U CN202321696114U CN219908081U CN 219908081 U CN219908081 U CN 219908081U CN 202321696114 U CN202321696114 U CN 202321696114U CN 219908081 U CN219908081 U CN 219908081U
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- swinging
- groove
- action
- pendulum
- output shaft
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- 238000009958 sewing Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract description 3
- 230000001427 coherent effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses an auxiliary mounting mechanism of a sewing machine, which comprises a shell, wherein a double-headed motor is arranged on the shell, the double-headed motor comprises a first output shaft and a second output shaft which are positioned at two sides of the motor, the first output shaft and the second output shaft are respectively provided with a first swinging block and a second swinging block, the first swinging blocks and the second swinging blocks respectively comprise rotating parts connected with the respective output shafts, the two swinging blocks synchronously rotate through the rotating parts, a first swinging groove and a second swinging groove are respectively arranged at the outer sides of the respective rotating parts of the first swinging blocks and the second swinging blocks, a transmission part is respectively connected in the first swinging groove and the second swinging groove in a sliding way, the first swinging groove and the second swinging groove respectively comprise an action section or/and a non-action section, the action section and the non-action section are communicated and are in smooth transition, the action section is eccentrically arranged relative to the rotating center of the rotating parts, and the non-action section is concentrically arranged relative to the rotating center of the rotating parts. The utility model has more compact structure and more coherent reaction.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to an auxiliary mounting mechanism of a sewing machine.
Background
A sewing machine is a machine that interweaves or sews one or more layers of stitching material by forming one or more stitches on the stitching material with one or more stitching threads.
Some key parts on the sewing machine need transmission mechanisms to realize intermittent linkage, such as lifting a presser foot and a needle distance component, a single motor is usually adopted when two key parts are controlled simultaneously, then the linkage can be realized only by connecting a plurality of transmission mechanisms with complicated output shafts of the motor, and particularly when the motor is required to rotate positively and negatively, the structure inside the sewing machine is very complex, so that assembly and maintenance are very difficult.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides an auxiliary mounting mechanism of a sewing machine.
The utility model designs an auxiliary mounting mechanism of a sewing machine, which comprises a shell, wherein a double-headed motor is arranged on the shell, the double-headed motor comprises a first output shaft and a second output shaft which are positioned at two sides of the motor, the first output shaft and the second output shaft are respectively provided with a first swinging block and a second swinging block, the first swinging blocks and the second swinging blocks respectively comprise rotating parts connected with the respective output shafts, the first swinging blocks and the second swinging blocks synchronously rotate through the rotating parts, a first swinging groove and a second swinging groove are respectively formed in the outer sides of the rotating parts of the first swinging blocks and the second swinging blocks, a transmission part is respectively and slidably connected in the first swinging groove and the second swinging groove, the first swinging groove and the second swinging groove respectively comprise an action section or/and a non-action section, the action section and the non-action section are communicated and are in smooth transition, the action section is arranged eccentrically relative to the rotating center of the rotating parts, and the non-action section is concentrically arranged relative to the rotating center of the rotating parts.
Further preferably, the first swing groove comprises adjacent action sections and no-action sections; the second swing groove is a non-action section.
Preferably, one end of the non-action section of the second swing groove is provided with a stop groove.
Further preferably, the first swing groove comprises adjacent action sections and no-action sections; the second pendulum groove comprises adjacent non-action sections and action sections, namely the action section of the first pendulum groove corresponds to the non-action section of the second pendulum groove, and the non-action section of the first pendulum groove corresponds to the action section of the second pendulum groove.
Preferably, the transmission member on the first swinging groove is a crank, one side of the crank is provided with a roller inserted in the first swinging groove, and the other side of the crank is connected with the presser foot through a linkage assembly.
Preferably, the transmission member on the second swing groove is a connecting rod, one side of the connecting rod is provided with a roller inserted in the second swing groove, and the other side of the connecting rod is connected with the feeding tooth through another linkage assembly.
Further preferably, the two ends of the double-headed motor are provided with brackets, and the brackets are detachably connected to the bottom of the shell.
The utility model has the technical effects that the two ends of the double-headed motor are respectively provided with the first output shaft and the second output shaft, the two output shafts can realize synchronous rotation through the double-headed motor, the two output shafts are respectively provided with the first swinging block and the second swinging block, the first swinging block and the second swinging block are respectively provided with the first swinging groove and the second swinging groove, the two swinging grooves swing along with the corresponding swinging blocks, the two swinging grooves can comprise an action section and a non-action section, the action section is arranged concentrically with the rotation center of the rotating part, the non-action section is arranged eccentrically with the rotation center of the rotating part, when the swinging blocks swing, a transmission piece connected with the action section is not driven by the swinging blocks, and when the transmission piece is driven by the swinging blocks to move, the action section and the non-action section in the two swinging grooves can be combined, so that when the two swinging blocks swing in the same direction, the synchronous or asynchronous action of the two transmission pieces can be realized, namely, the coaxial double-output technology of the motor is realized, and the motor is particularly used on a machine, and is used for connecting and driving the feed and lifting the sewing machine, and the feed-lifting structure is more compact.
Drawings
FIG. 1 is a bottom view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the structure at the first output shaft of the present utility model;
FIG. 3 is an exploded view of the structure at the second output shaft of the present utility model;
fig. 4 is a schematic structural view of a first pendulum suspension element according to the present utility model.
In the figure: 1. a housing; 2. a double-ended motor; 3. a first output shaft; 4. a second output shaft; 5. a first swing block; 6. a second swing block; 7. an action section; 8. no action section; 9. a stop groove; 10. a crank; 11. a connecting rod; 12. a bracket; 13. and a rotating part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
In this embodiment, as shown in fig. 1, the double-headed motor comprises a casing 1, a double-headed motor 2 is arranged on the casing 1, the double-headed motor 2 comprises a first output shaft 3 and a second output shaft 4 which are positioned at two sides of the motor, the first output shaft 3 and the second output shaft 4 are connected to a rotating shaft of the motor together, namely, a double-output mechanism of the same motor, and synchronous rotation of the first output shaft 3 and the second output shaft 4 is realized.
The first output shaft 3 and the second output shaft 4 are respectively provided with a first swinging block 5 and a second swinging block 6, the first swinging block 5 and the second swinging block 6 respectively comprise a rotating part 13 connected with the respective output shafts, and the first swinging block 5 and the second swinging block 6 realize synchronous rotation through the rotating part 13.
In this embodiment, through seting up the mounting hole respectively on two swinging blocks, then install on the output shaft through the mounting hole to form rotation portion 13, first swinging block 5 and second swinging block 6 are located the outside surface of each rotation portion 13 and have been seted up first pendulum groove and second pendulum groove respectively, and sliding connection has the driving medium in first pendulum groove and the second pendulum groove respectively, and the driving medium slides along the pendulum groove along swinging of swinging block.
As shown in fig. 2 and 3, the first swing groove and the second swing groove both comprise an action section 7 and a non-action section 8, the action section 7 and the non-action section 8 are communicated and the joint is in smooth transition, as shown in fig. 4, the action section 7 is arranged eccentrically relative to the rotation center of the rotation part 13, and the non-action section 8 is arranged concentrically relative to the rotation center of the rotation part 13.
Each swing groove can be provided with an action section 7 and a non-action section 8 according to actual requirements, and the following two settings are provided:
the first swing groove comprises an adjacent action section 7 and an adjacent non-action section 8, wherein the action section 7 and the non-action section 8 are mutually connected and communicated, that is, the transmission piece can slide along the two sections in sequence; the second swinging groove is a non-action section 8, when the first swinging block 5 and the second swinging block 6 synchronously swing, a transmission piece in the first swinging groove slides from the non-action section 8 to the action section 7, and when the swinging blocks synchronously swing back, the transmission piece slides from the action section 7 to the non-action section 8, and the transmission piece changes from the action state to the non-action state, so that the transmission piece realizes reciprocating intermittent action; correspondingly, the whole groove of the second swinging groove is a non-action section 8, and the transmission parts in the second swinging groove are always not actuated along with the reciprocating swinging of the second swinging block 6, so that the two swinging blocks synchronously swing, and the two transmission parts are actuated differently.
Further, one end of the non-action section 8 of the second swinging groove can be additionally provided with a stop groove 9, the stop groove 9 is a circular groove and is communicated with the second swinging groove, a transmission piece in the second swinging groove does not act along with the swinging of the second swinging block 6, the second swinging groove swings until the transmission piece enters the stop groove 9, then the second swinging groove continues to swing in the same direction, and the stop groove 9 drives the transmission piece to act.
The second, the first pendulum groove includes adjacent action section 7 and no action section 8; the second pendulum groove comprises an adjacent non-action section 8 and an action section 7, namely the action section 7 of the first pendulum groove corresponds to the non-action section 8 of the second pendulum groove, the non-action section 8 of the first pendulum groove corresponds to the action section 7 of the second pendulum groove, at the moment, a transmission piece in the first pendulum groove is switched back and forth between non-action and action, and the transmission piece in the second pendulum groove exactly acts opposite to the transmission piece in the first pendulum groove, namely the transmission piece in the first pendulum groove does not act when the transmission piece in the second pendulum groove acts; when the transmission piece in the first swinging groove does not act, the transmission piece in the second swinging groove acts, so that the two transmission pieces form intermittent action.
The two arrangements described above are only exemplary embodiments thereof, but are not exhaustive, and the motion segments 7 and the non-motion segments 8 of the two pendulum grooves may be combined at will or may be arranged separately, so that the two driving members form a multiplicity of synchronous or asynchronous motions, which are not described one by one.
The first swing groove and the second swing groove are located at the same position, and when the first swing block 5 and the second swing block 6 swing synchronously, the first swing groove and the second swing groove can swing synchronously.
In the embodiment, the transmission part on the first swinging groove is a crank 10, one side of the crank 10 is provided with a roller inserted in the first swinging groove, and the other side of the crank is connected with the presser foot lifting part through the linkage assembly; the transmission part on the second swing groove is a connecting rod 11, one side of the connecting rod 11 is provided with a roller inserted in the second swing groove, and the other side of the connecting rod is connected with the feeding tooth, namely the needle gauge part through another linkage assembly, so that the continuous actions of lifting the presser foot and the needle gauge part by one motor are realized.
The two ends of the double-headed motor 2 are provided with the brackets 12, the brackets 12 are provided with mounting holes, and fasteners are arranged in the mounting holes, so that the double-headed motor 2 can be detachably mounted at the bottom of the shell 1.
The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.
Claims (7)
1. The utility model provides a sewing machine auxiliary installation mechanism, its characterized in that includes casing (1), be equipped with double-end motor (2) on casing (1), double-end motor (2) are including first output shaft (3) and second output shaft (4) that are located the motor both sides, first output shaft (3) and second output shaft (4) are equipped with first swinging block (5) and second swinging block (6) respectively, all include on first swinging block (5) and second swinging block (6) with each output shaft's rotating part (13), first swinging block (5) and second swinging block (6) realize synchronous rotation through rotating part (13), first swinging block (5) and second swinging block (6) are located the outside of each rotating part (13) and have been seted up first swinging groove and second swinging groove respectively, sliding connection has the driving medium in first swinging groove and the second swinging groove respectively, first swinging groove and second swinging groove all include action section (7) or/and no action section (8), first swinging block (5) and second swinging block (6) are the eccentric section (8) and no action section (8) are the eccentric section (13) and are set up for rotating center section (13) and are rotated and are the motion section (8) and are rotated center section (13) and are set up for the eccentric section (13).
2. A sewing machine-assisted mounting mechanism according to claim 1, wherein the first pendulum channel comprises adjacent active (7) and inactive (8) segments; the second pendulum groove is a non-action section (8).
3. A sewing machine-assisted mounting mechanism according to claim 2, wherein one end of the non-moving section (8) of the second pendulum channel is provided with a stop slot (9).
4. A sewing machine-assisted mounting mechanism according to claim 1, wherein the first pendulum channel comprises adjacent active (7) and inactive (8) segments; the second pendulum groove comprises adjacent non-action sections (8) and action sections (7), namely the action sections (7) of the first pendulum groove correspond to the non-action sections (8) of the second pendulum groove, and the non-action sections (8) of the first pendulum groove correspond to the action sections (7) of the second pendulum groove.
5. The auxiliary mounting mechanism for a sewing machine according to claim 2 or 4, wherein the transmission member on the first swinging groove is a crank (10), one side of the crank (10) is provided with a roller inserted into the first swinging groove, and the other side of the crank is connected with the presser foot lifting device through a linkage assembly.
6. The auxiliary mounting mechanism for a sewing machine according to claim 2 or 4, wherein the transmission member on the second swing groove is a connecting rod (11), one side of the connecting rod (11) is provided with a roller inserted in the second swing groove, and the other side of the connecting rod is connected with the feeding tooth through another linkage assembly.
7. The auxiliary mounting mechanism for a sewing machine according to claim 1, wherein brackets (12) are arranged at two ends of the double-headed motor (2), and the brackets (12) are detachably connected to the bottom of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321696114.5U CN219908081U (en) | 2023-06-29 | 2023-06-29 | Auxiliary mounting mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321696114.5U CN219908081U (en) | 2023-06-29 | 2023-06-29 | Auxiliary mounting mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219908081U true CN219908081U (en) | 2023-10-27 |
Family
ID=88422355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321696114.5U Active CN219908081U (en) | 2023-06-29 | 2023-06-29 | Auxiliary mounting mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219908081U (en) |
-
2023
- 2023-06-29 CN CN202321696114.5U patent/CN219908081U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |