CN209890876U - Backstitch table shaft angle adjusting mechanism of sewing machine - Google Patents
Backstitch table shaft angle adjusting mechanism of sewing machine Download PDFInfo
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- CN209890876U CN209890876U CN201920143485.8U CN201920143485U CN209890876U CN 209890876 U CN209890876 U CN 209890876U CN 201920143485 U CN201920143485 U CN 201920143485U CN 209890876 U CN209890876 U CN 209890876U
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- backstitch
- sewing machine
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- shaft
- table shaft
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Abstract
The utility model discloses a backstitch platform axle angular adjustment mechanism of sewing machine, it includes: the mounting seat is detachably arranged on a bottom plate of the sewing machine; the shaft sleeve is detachably arranged on the mounting seat and is in matched connection with the backstitch table shaft; the large gear is connected with the backstitch platform shaft; the motor base is detachably arranged on a bottom plate of the sewing machine; the motor is detachably arranged on the motor base; and the motor gear is arranged on the motor and is meshed with the large gear. The utility model discloses can adjust the circumferencial direction angle of backstitch platform axle, make the size and the direction of sewing machine's pay-off all can change, it is very convenient to adjust to can support the backstitch platform axle.
Description
Technical Field
The utility model relates to an angular adjustment mechanism, concretely relates to backstitch platform axle angular adjustment mechanism of sewing machine.
Background
Referring to fig. 1 and 2, a backstitch table shaft angle adjusting mechanism of a conventional sewing machine is:
the backstitch table shaft 1 and the backstitch wrench 12 are installed on a bottom plate of the sewing machine. The crank 2 is connected with the backstitch table shaft 1 by a set screw 3, the crank 2 is hinged with a connecting rod 6 by a rotating pin 5, and the rotating pin 5 is connected with the crank 2 by a set screw 4; the crank 8 is connected with a backstitch wrench 12 by a set screw 9, the crank 8 is hinged with a connecting rod 6 by a rotating pin 11, wherein the crank 8 is connected with the rotating pin 11 by the set screw 9, and the crank 8 is connected with the backstitch wrench 12 by a set screw 10.
The backstitch table shaft angle adjusting mechanism of the traditional sewing machine has the following implementation process: the adjusting screw 7 is rotated to prop against the crank 8, so that the crank 8 rotates for an angle, the backstitch platform shaft rotates for an angle along with the four-connecting-rod motion transmissibility, and if the angle needs to be rotated quickly, the backstitch wrench 12 can be utilized to pull downwards, so that the backstitch platform shaft 1 rotates for a larger angle along with the backstitch platform shaft.
The angle adjusting mechanism is inconvenient for adjusting the circumferential direction angle of the backstitch table shaft, is manually adjusted, and cannot realize real-time accurate adjustment in the sewing process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems, thereby providing a backstitch bench axle angular adjustment mechanism of sewing machine.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a backstitch table shaft angle adjustment mechanism of a sewing machine, comprising:
the mounting seat is detachably arranged on a bottom plate of the sewing machine;
the shaft sleeve is detachably arranged on the mounting seat and is in matched connection with the backstitch table shaft;
the large gear is connected with the backstitch platform shaft;
the motor base is detachably arranged on a bottom plate of the sewing machine;
the motor is detachably arranged on the motor base;
and the motor gear is arranged on the motor and is meshed with the large gear.
In a preferred embodiment of the present invention, the mounting seat is detachably fixed to a bottom plate of the sewing machine by a plurality of first screws.
The utility model discloses a preferred embodiment, be equipped with the link on the axle sleeve, be equipped with a plurality of first through-hole on the link, be equipped with a plurality of second through-hole on the mount pad, every second through-hole corresponds the cooperation with a first through-hole, the axle sleeve passes first through-hole and second through-hole through the screw with the mount pad and carries out detachably and be connected.
In a preferred embodiment of the present invention, a driving hole is formed on the motor base, and the driving end of the motor can pass through the driving hole to be connected with the motor gear.
The utility model has the advantages that:
the utility model discloses can adjust the circumferencial direction angle of backstitch platform axle, make the size and the direction of sewing machine's pay-off all can change, it is very convenient to adjust to can support the backstitch platform axle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a backstitch table shaft angle adjusting mechanism of a conventional sewing machine
FIG. 2 is a schematic view showing the installation of a backstitch table shaft angle adjusting mechanism of a conventional sewing machine;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is an installation diagram of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Referring to fig. 3 and 4, the present invention provides a backstitch table shaft angle adjusting mechanism of a sewing machine, which includes a mounting base 100, a shaft sleeve 200, a gearwheel 300, a motor base 400, a motor 500 and a motor gear 600.
The mounting seat 100, which is detachably fixed to a base plate 700 of the sewing machine by a plurality of first screws 110, is used for mounting the shaft sleeve 200 and supporting the backstitch table shaft 800.
The shaft sleeve 200 is sleeved on the backstitch table shaft 800 and detachably fixed on the mounting seat 100, so that the backstitch table shaft 800 can be supported by matching the shaft sleeve 200 with the mounting seat 100, the rotation of the backstitch table shaft 800 is not influenced, and the use stability of the backstitch table shaft 800 is greatly improved.
Specifically, the shaft sleeve 200 may be provided with a connecting end 210, the connecting end 210 may be provided with a plurality of first through holes 211, the mounting base 100 may be provided with a plurality of second through holes 120, and each second through hole 120 may be correspondingly matched with one first through hole 211, such that the shaft sleeve 200 may be detachably mounted on the mounting base 100 by passing the screw 220 through the first through hole 211 and the second through hole 120, without affecting the passing of the backstitch table shaft 800.
The bull gear 300 is mounted on the backstitch table shaft 800 by a set screw 310, and is rotatable with the backstitch table shaft 800.
The motor base 400, which is detachably mounted on the base plate 700 of the sewing machine by means of screws 410, is used for mounting the motor 500.
The motor 500 is detachably mounted to the motor base 400 by means of screws 510, and the motor gear 600 is detachably provided to a driving shaft of the motor 500 by means of set screws 610, so that the motor 500 can drive the motor gear 600 to rotate.
Specifically, a driving hole may be formed in the motor base 400, and a driving shaft of the motor 500 may pass through the driving hole to be connected to the motor gear 600
The motor gear 600 is meshed with the large gear 300, so that the large gear 300 can be driven to rotate when the motor 500 drives the motor gear 600 to rotate, the backstitch table shaft 800 is driven to rotate, the circumferential direction angle of the backstitch table shaft 800 can be adjusted by controlling the motor 500, the size and the direction of feeding of the sewing machine can be changed, and the adjustment is very convenient.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a backstitch platform axle angle adjustment mechanism of sewing machine which characterized in that, backstitch platform axle angle adjustment mechanism includes:
the mounting seat is detachably arranged on a bottom plate of the sewing machine;
the shaft sleeve is detachably arranged on the mounting seat and is in matched connection with the backstitch table shaft;
the large gear is connected with the backstitch platform shaft;
the motor base is detachably arranged on a bottom plate of the sewing machine;
the motor is detachably arranged on the motor base;
and the motor gear is arranged on the motor and is meshed with the large gear.
2. The backstitch table shaft angle adjustment mechanism of a sewing machine of claim 1, wherein the mounting base is detachably fixed to a bed plate of the sewing machine by a plurality of first screws.
3. The backstitch table shaft angle adjusting mechanism of a sewing machine as claimed in claim 1, wherein the shaft sleeve is provided with a connecting end, the connecting end is provided with a plurality of first through holes, the mounting base is provided with a plurality of second through holes, each second through hole is correspondingly matched with one first through hole, and the shaft sleeve and the mounting base are detachably connected through screws passing through the first through holes and the second through holes.
4. The backstitch table shaft angle adjusting mechanism of a sewing machine as claimed in claim 1, wherein the motor base is provided with a driving hole, and the driving end of the motor can pass through the driving hole to be connected with the motor gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143485.8U CN209890876U (en) | 2019-01-28 | 2019-01-28 | Backstitch table shaft angle adjusting mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143485.8U CN209890876U (en) | 2019-01-28 | 2019-01-28 | Backstitch table shaft angle adjusting mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209890876U true CN209890876U (en) | 2020-01-03 |
Family
ID=69016256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920143485.8U Active CN209890876U (en) | 2019-01-28 | 2019-01-28 | Backstitch table shaft angle adjusting mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209890876U (en) |
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2019
- 2019-01-28 CN CN201920143485.8U patent/CN209890876U/en active Active
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