CN220685433U - Auxiliary pressing device for sewing machine and sewing machine - Google Patents
Auxiliary pressing device for sewing machine and sewing machine Download PDFInfo
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- CN220685433U CN220685433U CN202322127246.2U CN202322127246U CN220685433U CN 220685433 U CN220685433 U CN 220685433U CN 202322127246 U CN202322127246 U CN 202322127246U CN 220685433 U CN220685433 U CN 220685433U
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- 238000009958 sewing Methods 0.000 title claims abstract description 89
- 238000003825 pressing Methods 0.000 title claims abstract description 54
- 238000005096 rolling process Methods 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 230000033001 locomotion Effects 0.000 claims abstract description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The application discloses an auxiliary pressing device for a sewing machine and the sewing machine, and relates to the field of automatic sewing equipment. The auxiliary pressing device comprises: 2 oppositely arranged sewing machine body plates; lifting device: lifting devices are fixedly arranged on each sewing machine body plate respectively and used for controlling the up-and-down movement of the pressing device body; a roll axis driving motor: the device is fixedly arranged on the pressing device body, and an output shaft of the device is provided with a transmission device through a bearing positioned in the pressing device body to drive the rolling shaft to rotate; 2 rolling shafts arranged front and back: the automatic sewing machine is arranged on the pressing device body, is positioned above the sewn cut pieces, is used for pressing the cut pieces, and controls the cut pieces to synchronously move with the automatic sewing machine under the action of friction force. The utility model can effectively relieve the difficult problem of poor quality in automatic sewing operation caused by lifting the sewing thread.
Description
Technical Field
The utility model relates to the field of automatic sewing equipment, in particular to the field of automatic sewing mechanical equipment widely applied to the industries of sewing clothing, home textiles and medical/civil personal protective articles, in particular to an auxiliary pressing device for a sewing machine and the sewing machine.
Background
The flexible fabric cutting piece with different shapes generally needs to keep certain supporting strength and cannot be too small in the belt clamping or roller clamping automatic sewing operation process, so that when the roller is selected, the size of the roller is often increased in order to ensure proper supporting strength, the radius of the arc of the roller is larger, the distance between the acting point for clamping the fabric cutting piece and a sewing needle is far in the automatic sewing operation process, the acting point is easily lifted by the sewing thread, and unstable phenomena such as twisting, offset, wrinkling of the sewing thread and the like are caused, so that the product quality is influenced.
Disclosure of Invention
The utility model provides an auxiliary pressing device for a sewing machine and the sewing machine, and aims to solve the problems in the background technology. The quality defect problem in the automatic sewing operation can be effectively relieved, and the full-automatic production can be realized in part of the effective power-assisted production manufacturing industry.
In order to achieve the technical purpose, the utility model mainly adopts the following technical scheme:
the utility model discloses an auxiliary pressing device for a sewing machine, which comprises:
2 oppositely arranged sewing machine body plates;
lifting device: the lifting devices are fixedly arranged on the sewing machine body plates respectively and used for controlling the pressing device body to move up and down;
a roll axis driving motor: the device comprises a pressing device body, a rolling shaft driving motor, a transmission device and a driving device, wherein the pressing device body is fixedly arranged on the upper surface of the pressing device body;
2 rolling shafts arranged front and back: install on the press device body, be located by the cut-parts top of sewing for hold down the cut-parts, under the effect of frictional force control cut-parts and automatic sewing machine synchronous motion.
In a preferred embodiment of the present utility model, the lifting device is a driving cylinder, and an output shaft of the driving cylinder is fixedly connected with the pressing device body.
In a preferred embodiment of the utility model, a guide device is fixedly arranged on the sewing machine body plate, and the pressing device body moves up and down through the guide device.
Further, the guiding device comprises a guiding plate fixedly installed on the sewing machine body plate, a guiding groove is formed in the guiding plate, an adjusting plate is fixedly installed on one side of the pressing device body towards the guiding device, and the adjusting plate is slidably arranged in the guiding groove.
In a preferred embodiment of the utility model, the transmission device comprises a first gear connected with the output shaft of the driving motor, a second gear is arranged below the first gear in a meshed manner, a third gear is arranged below the second gear in a meshed manner, transmission shafts of the first gear and the second gear are connected with the pressing device body through bearings, and the third gear is fixedly provided with a rolling shaft through the bearings positioned in the pressing device body.
Further, the number of the third gears is 2, and the third gears are symmetrically distributed below the front side, the rear side and the lower side of the second gears and meshed with the second gears.
In a preferred embodiment of the present utility model, a through hole is provided under the bottom of the sewing machine body plate, and the rolling shaft passes through the through hole and is movable up and down within the through hole.
In a preferred embodiment of the present utility model, the outer wall of the rolling shaft is further coated with an outer layer made of elastic material.
In a preferred embodiment of the present utility model, the elevator further comprises a PLC controller, and the lifting device and the driving motor are electrically connected to the PLC controller.
The utility model also discloses a sewing machine which comprises the auxiliary pressing device for the sewing machine and a sewing machine head presser foot positioned above the rolling shafts, wherein the sewing machine head presser foot moves back and forth between the rolling shafts.
Compared with the prior art, the utility model has the following beneficial effects:
the auxiliary pressing device for the sewing machine is arranged on the automatic sewing machine with the automatic cloth feeding function, synchronously moves in the same direction with the automatic cloth feeding device of the sewing machine, cooperates with a working table to work, can realize automatic sewing processing of peripheral edge lines of cut pieces, effectively relieves the difficult problem of poor quality in the automatic sewing operation, and can effectively assist the production industry to realize full-automatic production.
Drawings
FIG. 1 is a cross-sectional view of an auxiliary presser for a sewing machine according to the present utility model;
FIG. 2 is a schematic view of a part of the structure of an auxiliary pressing device for a sewing machine according to the present utility model;
fig. 3 is a top view of an auxiliary pressing device for a sewing machine according to the present utility model.
In the figure: (101) The lifting device (102) the guiding device (103) the pressing device body (104) the rolling shaft driving motor (105) the transmission device (106) the rolling shaft (107) the sewing machine body plate (108) the sewing machine head presser foot (109) the cut piece.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. It should be understood that the embodiments described herein are for the purpose of illustrating the utility model only and are not intended to limit the scope of the utility model.
Example 1
An auxiliary presser for sewing machines as shown in fig. 1 to 3 is mainly composed of 2 main parts of a sewing machine body plate 107, a lifting device 101, a guide device 102, a presser body 103, a driving motor 104, a transmission device 105, a rolling shaft 106, etc. which are arranged oppositely. Wherein, the lifting device 101 is fixedly arranged on each sewing machine body plate 107 and is used for controlling the up-and-down movement of the pressing device body 103; the rolling shaft driving motor 104 is fixedly arranged on the material pressing device body 103, a transmission device 105 is arranged on an output shaft of the driving motor 104 through a bearing positioned in the material pressing device body 103, and the transmission device 105 drives the rolling shaft 106 to rotate; the rolling shafts 106 are arranged in a front-back mode, are installed on the pressing device body 103 and are located above the sewn cut pieces 109 and used for pressing the cut pieces 109, and the cut pieces 109 are controlled to move synchronously with the automatic sewing machine under the action of friction force.
The auxiliary pressing device is generally arranged on a sewing machine without a presser foot device, the lifting device 101 can control the pressing device body 103 to move upwards or downwards, so that the rolling shaft driving motor 104 on the pressing device body 103 can be driven to move upwards or downwards, the transmission device 105 can be synchronously driven to move upwards or downwards in the process of moving upwards or downwards by the rolling shaft driving motor 104, and the rolling shaft 106 is driven to move upwards or downwards.
In a preferred embodiment of the present utility model, the lifting device 101 is a driving cylinder, and the output shaft of the driving cylinder is fixedly connected with the pressing device body 103 to realize the up-and-down movement of the pressing device body 103, wherein the driving cylinder is electrically connected with the PLC controller, and executes the instruction of the automatic sewing controller.
In order to facilitate the up-and-down movement of the presser body 103, in the present utility model, a guide 102 is fixedly installed on the sewing machine body plate 107, and the presser body 103 moves up-and-down by the guide 102. Specifically, the guide device 102 includes a guide plate fixedly mounted on the sewing machine body plate 107, a guide groove is provided on the guide plate, and an adjusting plate is fixedly mounted on one side of the presser body 103 toward the guide device 102, and the adjusting plate is slidably disposed in the guide groove.
When the sliding type adjusting plate is used, in order to facilitate sliding, pulleys can be arranged on two sides of the adjusting plate, sliding rails are arranged on two sides of the guiding groove, or the pulleys are arranged on the guiding groove, and the sliding rails are arranged on the adjusting plate, so that the pulleys are matched with the sliding rails to slide.
In another preferred embodiment of the present utility model, the transmission device 105 includes a first gear connected to the output shaft of the rolling shaft driving motor 104, a second gear is disposed under the first gear in a meshed manner, and a third gear is disposed under the second gear in a meshed manner, preferably, the number of the third gears is 2, and the third gears are symmetrically distributed under the front and rear sides of the second gear and meshed with the second gear. The transmission shafts of the first gear and the second gear are connected with the material pressing device body 103 through bearings, and the third gear passes through the bearings positioned in the material pressing device body 103 and is provided with a rolling shaft.
The number of the third gears is 2, and two rolling shafts 106 can be arranged in a matched manner and are respectively distributed above the cutting piece 109, and as the needle of the sewing machine can pass through the cloth in a reciprocating manner up and down during sewing, the needle can lift the cloth up, and in order to press the cloth, the two rolling shafts are arranged. When the automatic sewing machine is used, the rolling shaft driving motor 104 is electrically connected with the PLC controller, an instruction of the automatic sewing controller is executed, the first gear is driven to rotate through the rolling shaft driving motor 104, the second gear, the third gear and the rolling shaft 106 are driven to rotate, the cutting piece 109 is driven to move under the action of friction force in the rotating process of the rolling shaft 106, the cutting piece 109 driven by friction force moves forwards or backwards in the same direction on a working table synchronously with the cloth feeding device of the automatic sewing machine through adjusting the rotating speed of the driving motor 106, and the sewing operation of the cutting piece 109 is completed through cooperation with the cloth feeding device of the automatic sewing machine, so that the automatic sewing processing of the peripheral edge line of the cutting piece is realized.
In addition, a through hole is provided below the bottom of the sewing machine body plate 107, through which the rolling shaft 106 passes and is movable up and down in the through hole, achieving up and down adjustment of the rolling shaft 106. And the outer wall of the rolling shaft 106 is also coated with an outer layer made of elastic materials, so that the cloth is pressed.
Example 2
The utility model also discloses a sewing machine comprising the auxiliary presser device for the sewing machine as described in embodiment 1 and the sewing machine head presser foot 108 located above the rolling shaft 106 in embodiment 1, wherein the sewing machine head presser foot 108 reciprocates between the rolling shafts 106.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (10)
1. An auxiliary presser for a sewing machine, comprising:
2 oppositely arranged sewing machine body plates;
lifting device: the lifting devices are fixedly arranged on the sewing machine body plates respectively and used for controlling the pressing device body to move up and down;
a roll axis driving motor: the device comprises a pressing device body, a rolling shaft driving motor, a transmission device and a driving device, wherein the pressing device body is fixedly arranged on the upper surface of the pressing device body;
2 rolling shafts arranged front and back: install on the press device body, be located by the cut-parts top of sewing for hold down the cut-parts, under the effect of frictional force control cut-parts and automatic sewing machine synchronous motion.
2. The auxiliary pressing device for a sewing machine of claim 1, wherein: the lifting device is a driving cylinder, and an output shaft of the driving cylinder is fixedly connected with the pressing device body.
3. The auxiliary pressing device for a sewing machine of claim 1, wherein: the sewing machine body plate is fixedly provided with a guide device, and the pressing device body moves up and down through the guide device.
4. An auxiliary presser for sewing machines as claimed in claim 3, wherein: the guide device comprises a guide plate fixedly installed on the sewing machine body plate, a guide groove is formed in the guide plate, an adjusting plate is fixedly installed on one side of the pressing device body towards the guide device, and the adjusting plate is slidably arranged in the guide groove.
5. The auxiliary pressing device for a sewing machine of claim 1, wherein: the transmission device comprises a first gear connected with an output shaft of the driving motor, a second gear is arranged below the first gear in a meshed mode, a third gear is arranged below the second gear in a meshed mode, a transmission shaft of the first gear and a transmission shaft of the second gear are connected with the pressing device body through bearings, and the third gear penetrates through bearings inside the pressing device body and is fixedly provided with a rolling shaft.
6. The auxiliary pressing device for a sewing machine of claim 5, wherein: the number of the third gears is 2, and the third gears are symmetrically distributed below the front side, the rear side and the lower side of the second gears and meshed with the second gears.
7. The auxiliary pressing device for a sewing machine of claim 1, wherein: the lower part of the bottom of the sewing machine body plate is provided with a through hole, and the rolling shaft penetrates through the through hole and can move up and down in the through hole.
8. The auxiliary pressing device for a sewing machine of claim 1, wherein: the outer wall of the rolling shaft is also coated with an outer layer made of elastic materials.
9. The auxiliary pressing device for a sewing machine of claim 1, wherein: still include the PLC controller, hoisting device with driving motor all with PLC controller electric connection.
10. A sewing machine, characterized in that: comprising an auxiliary presser device for a sewing machine as claimed in any of claims 1-9 and a sewing machine head presser foot located above the roll axis, the sewing machine head presser foot being reciprocally movable between the roll axes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322127246.2U CN220685433U (en) | 2023-08-08 | 2023-08-08 | Auxiliary pressing device for sewing machine and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322127246.2U CN220685433U (en) | 2023-08-08 | 2023-08-08 | Auxiliary pressing device for sewing machine and sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220685433U true CN220685433U (en) | 2024-03-29 |
Family
ID=90369928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322127246.2U Active CN220685433U (en) | 2023-08-08 | 2023-08-08 | Auxiliary pressing device for sewing machine and sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220685433U (en) |
-
2023
- 2023-08-08 CN CN202322127246.2U patent/CN220685433U/en active Active
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