CN113373606A - Sewing equipment - Google Patents
Sewing equipment Download PDFInfo
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- CN113373606A CN113373606A CN202110667663.9A CN202110667663A CN113373606A CN 113373606 A CN113373606 A CN 113373606A CN 202110667663 A CN202110667663 A CN 202110667663A CN 113373606 A CN113373606 A CN 113373606A
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- Prior art keywords
- cover plate
- feeding device
- guide
- hemming
- rotating shuttle
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B59/00—Applications of bobbin-winding or -changing devices; Indicating or control devices associated therewith
- D05B59/04—Devices for changing the bobbin
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- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses sewing equipment which comprises a rotating shuttle cover plate, a feeding device, at least one group of lifting devices connected with the feeding device, at least one group of translation devices connected with the lifting devices in a one-to-one correspondence manner and a control device, wherein the rotating shuttle cover plate is provided with a plurality of rotating shuttle holes; when the control device receives a rotating shuttle replacing instruction, the control device firstly controls the lifting device to drive the feeding device to lift upwards, the feeding device is far away from the rotating shuttle cover plate, then controls the translation device to drive the feeding device to translate forwards through the lifting device, and the feeding device is staggered with the rotating shuttle cover plate; when the control device receives a rotating shuttle resetting instruction, the control device firstly controls the translation device to drive the feeding device to translate backwards through the lifting device, the feeding device is aligned with the rotating shuttle cover plate, then the lifting device is controlled to drive the feeding device to descend downwards, and the feeding device is abutted against the rotating shuttle cover plate; therefore, the position of the feeding device relative to the rotating shuttle cover plate is automatically adjusted, the feeding device is prevented from pressing the rotating shuttle cover plate, the adjustment is more convenient, and the rotating shuttle is convenient to replace.
Description
Technical Field
The invention relates to the technical field of garment processing, in particular to sewing equipment.
Background
Along with the improvement of labor cost, more and more sewing equipment depends on the carried pocket hemming machine to sew the hemmed edge of the pocket in batches, and the purposes of improving sewing efficiency and sewing quality are achieved.
Taking a sewing device adopting a lock stitch machine head as an example, a rotating shuttle is arranged below a workbench of the sewing device, and the rotating shuttle can supply a bottom thread when a sewing material is sewn by a machine needle and sews the sewing material by matching with an upper thread. When the bottom thread is used up, an operator needs to open the rotating shuttle cover plate, and the rotating shuttle is placed back into the workbench after the bottom thread is replaced. The bottom thread wound by the rotating shuttle is limited, and the rotating shuttle needs to be frequently replaced in the sewing process. However, due to the limitation of the prior art, the feeding device of the sewing equipment is directly pressed on the rotating shuttle cover plate, and the feeding device is usually fixedly arranged, so that the feeding device needs to be detached to open the rotating shuttle cover plate when the rotating shuttle is replaced, otherwise, the rotating shuttle cannot be taken out smoothly, and the rotating shuttle is inconvenient to replace.
Disclosure of Invention
In view of the above, the present invention provides a sewing machine, wherein when the rotating shuttle is taken, the lifting device drives the feeding device to lift upwards, and the translation device drives the feeding device to translate forwards; after the rotating shuttle is taken out, the translation device drives the feeding device to translate backwards, and the lifting device drives the feeding device to descend downwards; the position of the feeding device is automatically adjusted, the feeding device is prevented from pressing the rotating shuttle cover plate, and the rotating shuttle is convenient to replace.
The invention provides a sewing device, comprising:
a rotating shuttle cover plate;
a feeding device;
at least one group of lifting devices connected with the feeding device;
at least one group of translation devices which are correspondingly connected with the lifting devices one by one;
the control device is respectively connected with the lifting device and the translation device;
when the control device receives a rotating shuttle replacing instruction, the control device firstly controls the lifting device to drive the feeding device to lift upwards, the feeding device is far away from the rotating shuttle cover plate, then controls the translation device to drive the feeding device to translate forwards through the lifting device, and the feeding device is staggered with the rotating shuttle cover plate;
when the control device receives a rotating shuttle resetting instruction, the control device firstly controls the translation device to drive the feeding device to translate backwards through the lifting device, the feeding device is aligned with the rotating shuttle cover plate, then the lifting device is controlled to drive the feeding device to descend downwards, and the feeding device is abutted against the rotating shuttle cover plate.
Preferably, one group of lifting devices comprises an adjusting flat plate fixedly connected with the feeding device, and the adjusting flat plate is detachably provided with at least two adjusting screws which respectively abut against two sides of the feeding device and are used for adjusting two sides of the feeding device to be kept on the same horizontal plane or the inclined angle of the feeding device.
Preferably, the top of the lifting device is fixedly provided with a fine adjustment connecting plate, the fine adjustment connecting plate can be detachably provided with a fine adjustment screw which is abutted to the translation device, and when the lifting device is disconnected with the translation device, the lifting device is adjusted to lift relative to the translation device by adjusting the extending length of the fine adjustment screw.
Preferably, the device also comprises a supporting bedplate and a mounting strut which is detachably arranged on the supporting bedplate and fixedly connected with the translation device, a position adjusting component for adjusting the relative position of the mounting strut and the supporting bedplate along the feeding direction of the feeding device is arranged between the mounting strut and the supporting bedplate, and the position adjusting component comprises an adjusting waist hole which is alternatively arranged on the mounting strut or the supporting bedplate.
Preferably, the sewing machine further comprises a sewing machine head, and a guide sliding rail and a guide sliding block which are used for guiding the sewing machine head to be close to or far away from the feeding device are arranged between the sewing machine head and the supporting table plate.
Preferably, the device further comprises a curling device fixedly arranged below the feeding device, and the curling device comprises:
the guide plate and the lower cover plate are oppositely arranged, the guide plate and the lower cover plate are respectively and correspondingly provided with a guide block and a curling block on opposite sides, a guide flanging is arranged on the side edge of the lower cover plate, a guide opening is formed by a gap between the guide flanging and the side edge of the guide plate, the curling block and the guide block are arranged in a staggered mode, and an arc-shaped curling groove is formed in one side, close to the guide block, of the curling block;
when the pocket cloth enters between the guide block and the lower cover plate from the guide port, the pocket cloth forms a pocket curled edge wound on the guide block under the combined action of the arc-shaped rolling groove and the guide block until the guide block guides the pocket curled edge to move out.
Preferably, the hemming block is slidably mounted in a guide groove of the guide plate, the hemming device further comprises a locking assembly which is arranged on the lower cover plate and fixedly connected with the hemming block, when the distance between the hemming block and the guide block reaches a preset distance, the locking assembly abuts against the lower cover plate, and the hemming block is fixed on the lower cover plate.
Preferably, the locking assembly comprises:
the adjusting plate is positioned at the bottom of the lower cover plate and fixedly connected with the hemming block;
at least one locking screw which is arranged on the adjusting plate and is propped against the lower cover plate.
Preferably, the adjusting plate is provided with an adjusting flange parallel and opposite to the guiding flange, one of the guiding flange and the adjusting flange is fixedly provided with a fine adjustment scale used for measuring the moving distance of the adjusting plate relative to the lower cover plate, and the adjusting flange is provided with a fine adjustment screw which is abutted to the guiding flange.
Preferably, the device further comprises a workbench plate, and the curling device is fixedly connected with the workbench plate.
Preferably, the hemming block comprises a hemming adjusting strip, the sewing machine head comprises a needle, a distance detection device for detecting the distance between the hemming adjusting strip and the needle and a sliding driving device for driving the sewing machine head to slide relative to the support platen are further included, and the distance detection device and the sliding driving device are respectively connected with the control device; when the distance detection device detects that the distance between the hemming adjusting strip and the needle is inconsistent with the preset distance, the control device starts the sliding driving device to drive the sewing machine head to slide according to the distance adjusting instruction fed back by the distance detection device until the distance between the hemming adjusting strip and the needle is consistent with the preset distance.
Compared with the background technology, the sewing equipment provided by the invention comprises a rotating shuttle cover plate, a feeding device, at least one group of lifting devices, at least one group of translation devices and a control device, wherein the lifting devices are connected with the feeding device, and all the translation devices are fixedly connected with the lifting devices in a one-to-one correspondence manner.
When the control device receives a rotating shuttle replacing instruction, the control device starts the lifting device firstly, controls the lifting device to drive the feeding device to lift upwards, and controls the feeding device to be far away from the rotating shuttle cover plate.
When the control device receives a rotating shuttle resetting instruction, the control device starts the translation device firstly, controls the translation device to drive the feeding device to translate backwards through the lifting device, controls the feeding device to align with the rotating shuttle cover plate, then starts the lifting device, controls the lifting device to drive the feeding device to descend downwards, and controls the feeding device to abut against the rotating shuttle cover plate.
Obviously, the sewing equipment provided by the invention can automatically adjust the position of the feeding device relative to the rotating shuttle cover plate, prevent the feeding device from pressing the rotating shuttle cover plate, does not need to disassemble and assemble the feeding device, has high automation degree and is convenient to adjust, so that the rotating shuttle is convenient to replace.
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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a block diagram of a sewing machine according to an embodiment of the present invention;
FIG. 2 is a view of FIG. 1 with the head of the sewing machine removed;
FIG. 3 is an assembly view of the feeding device, the lifting device and the translation device of FIG. 1;
FIG. 4 is an assembly view of the feeding device, the lifting device, the translation device and the curling device of FIG. 1;
FIG. 5 is a block diagram of the hemming device of FIG. 1;
FIG. 6 is another block diagram of FIG. 5;
FIG. 7 is an assembled view of the remaining components of the hemming device of FIG. 5 with the upper cover plate removed;
fig. 8 is an assembly view of the guide block and the hemming block of fig. 5.
The reference numbers are as follows:
the device comprises a rotating shuttle cover plate 1, a feeding device 2, a lifting device 3, a translation device 4, a support table plate 5, a mounting support 6, a sewing machine head 7, a guide sliding rail 8, a guide sliding block 9, a curling device 10 and a working table plate 11;
an adjusting flat plate 31, an adjusting screw 32, a fine adjustment connecting plate 33 and a fine adjustment screw 34;
the waist adjusting hole 61;
the device comprises an upper cover plate 101, a guide plate 102, a lower cover plate 103, a guide block 104, a crimping block 105, a guide opening 106, a locking assembly 107, a fine adjustment scale 108 and a fine adjustment screw 109;
a guide cuff 1031;
a hemming guide block 1041 and a removal guide bar 1042;
the device comprises an arc-shaped rolling groove 1051, a rolling edge forming block 1052, a rolling edge adjusting strip 1053 and a transition connecting plate 1054;
adjusting plate 1071, adjusting flange 1072 and locking screw 1073.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific examples.
Referring to fig. 1 to 8, fig. 1 is a structural diagram of a sewing machine according to an embodiment of the present invention; FIG. 2 is a view of FIG. 1 with the head of the sewing machine removed; FIG. 3 is an assembly view of the feeding device, the lifting device and the translation device of FIG. 1; FIG. 4 is an assembly view of the feeding device, the lifting device, the translation device and the curling device of FIG. 1; FIG. 5 is a block diagram of the hemming device of FIG. 1; FIG. 6 is another block diagram of FIG. 5; FIG. 7 is an assembled view of the remaining components of the hemming device of FIG. 5 with the upper cover plate removed; fig. 8 is an assembly view of the guide block and the hemming block of fig. 5.
The embodiment of the invention discloses sewing equipment which comprises a rotating shuttle cover plate 1, a feeding device 2, at least one group of lifting devices 3, at least one group of translation devices 4 and a control device.
When the sewing equipment is provided with a locking type double-needle sewing machine, a rotating shuttle is arranged below a bedplate of the sewing machine, a rotating shuttle cover plate 1 is arranged on the bedplate in a sliding way, and the structure and the installation mode of the rotating shuttle and the rotating shuttle cover plate 1 can refer to the prior art.
When feeding, the pocket cloth is positioned between the feeding device 2 and the edge rolling device 10, the feeding device 2 presses the pocket cloth on the edge rolling device 10, and the pocket cloth is fed into the edge rolling device 10 by means of friction force to be rolled.
Every elevating gear 3 of group all links to each other with material feeding unit 2, and material feeding unit 2 is hoisted jointly to whole elevating gear 3, makes material feeding unit 2 go up and down along the vertical, and whole elevating gear 3 all distributes along the linear stagger, makes material feeding unit 2 even atress, prevents that material feeding unit 2 from playing the in-process because of the uneven slope of atress.
All the translation devices 4 are fixedly connected with the lifting devices 3 in a one-to-one correspondence mode, so that all the translation devices 4 drive the feeding device 2 to translate along the direction perpendicular to the feeding direction through the lifting devices 3 connected with the translation devices 4, and the feeding device 2 is close to or far away from the rotating shuttle cover plate 1. The feeding direction in this context is the direction parallel to the feeding device 2.
The control device is respectively connected with the lifting device 3 and the translation device 4 and is used for controlling the sequential actions of the lifting device and the translation device.
When the control device receives a rotating shuttle replacing instruction, the rotating shuttle cover plate 1 needs to be opened, the control device starts the lifting device 3 firstly, the lifting device 3 is controlled to drive the feeding device 2 to lift upwards, the feeding device 2 is far away from the rotating shuttle cover plate 1, then the translation device 4 is started, the translation device 4 is controlled to drive the feeding device 2 to translate forwards through the lifting device 3, the feeding device 2 is staggered with respect to the rotating shuttle cover plate 1, the rotating shuttle cover plate 1 can be opened manually, and conditions are provided for taking out the rotating shuttle.
When the control device receives a rotating shuttle resetting instruction, which means that the rotating shuttle cover plate 1 needs to be covered, the control device starts the translation device 4 firstly, the translation device 4 is controlled to drive the feeding device 2 to translate backwards through the lifting device 3, the feeding device 2 is aligned with the rotating shuttle cover plate 1, then the lifting device 3 is started, the lifting device 3 is controlled to drive the feeding device 2 to descend downwards, and the feeding device 2 abuts against the rotating shuttle cover plate 1, so that the feeding device 2 provides conditions for conveying pocket cloth.
The sewing equipment provided by the invention also comprises a lifting detection device for detecting the lifting height of the feeding device 2 and a translation detection device for detecting the translation width of the translation device 4, wherein the lifting detection device and the translation detection device are both connected with the control device. The elevation detection means and the translation detection means may both be specifically distance detection sensors, but are not limited thereto.
When the lifting detection device detects that the lifting height of the feeding device 2 reaches a preset height, the control device controls the lifting device 3 to stop running according to a signal fed back by the lifting detection device, and meanwhile, the translation device 4 is started; on the contrary, when the translation detection device detects that the translation width of the translation device 4 reaches the preset width, the control device controls the translation device 4 to stop running according to a signal fed back by the translation device 4, and simultaneously starts the lifting device 3; obviously, the two detection devices, namely the lifting detection device and the translation detection device, are arranged to automatically switch the working states of the lifting device 3 and the translation device 4, so that the lifting device 3 and the translation device 4 continuously operate. Of course, the present invention may also include a timing device connected to the control device, and the timing device is used to record the action time of the lifting device 3 and the translation device 4, respectively, and the lifting device 3 and the translation device 4 can also realize continuous action.
In addition, the rotating shuttle replacing command and the rotating shuttle resetting command can be fed back to the control device through the trigger button switch, and of course, can also be fed back to the control device through the detection device, which is not limited specifically herein.
In conclusion, the sewing equipment provided by the invention can automatically adjust the position of the feeding device 2 relative to the rotating shuttle cover plate 1, prevent the feeding device 2 from pressing the rotating shuttle cover plate 1, does not need to disassemble and assemble the feeding device 2, has high automation degree and is convenient to adjust, so that the rotating shuttle is convenient to replace.
In this embodiment, two sets of lifting devices 3 and two sets of translation devices 4 are respectively provided, and the two sets of lifting devices 3 are respectively provided at two ends of the feeding device 2. One group of lifting devices 3 comprises a lifting driving cylinder and an adjusting plate 31, one side of the adjusting plate 31 is connected with a piston rod of the lifting driving cylinder, and the other side of the adjusting plate 31 is fixedly connected with the feeding device 2 through a connecting bolt. Adjusting plate 31 can be dismantled and be equipped with two piece at least adjusting screw 32 that offset with material feeding unit 2's both sides respectively, and material feeding unit 2's both sides are equipped with first belt and second belt respectively, and the adjusting screw 32 that both sides set up offsets with first belt and second belt respectively, adjusts the degree of inclination of first belt or second belt through adjusting screw 32's the length of stretching out, makes two belts keep at the coplanar, ensures that two belts evenly press on the pocket cloth. The first belt or the second belt is provided with a motor for driving the belt. In addition, one end of the lifting device 3, which is far away from the adjusting plate 31, is hinged with another group of lifting devices 3, and at the moment, the inclination angle of the feeding device 2 can be adjusted by adjusting the extension length of all the adjusting screws 32, so that pocket cloth can conveniently enter between the feeding device 2 and the curling device 10. The adjusting plate 31 may be provided with three adjusting screws 32, and the three adjusting screws 32 are distributed in a triangular shape. The other group of lifting devices 3 also comprises a lifting driving cylinder, a piston rod of the lifting driving cylinder is connected with one end of a connecting rod through a bolt, and the other end of the connecting rod is hinged with the feeding device 2. Of course, the connection manner between the lifting device 3 and the feeding device 2 is not limited thereto.
The translation device 4 specifically comprises a translation driving cylinder, a piston rod of the translation driving cylinder is connected with the lifting device 3, and a cylinder barrel of the translation driving cylinder is fixed. Of course, the structures and the installation manners of the lifting device 3 and the translation device 4 are not limited to these.
The top of the lifting device 3 is fixedly provided with a fine tuning connection plate 33, and the fine tuning connection plate 33 can be arranged on the top of all the lifting devices 3, or only on the top of the lifting device 3 including the adjusting plate 31. One end of the fine adjustment connecting plate 33 is fixed at the top of the lifting device 3 through a connecting bolt, a fine adjustment screw 34 is detachably arranged at the other end of the fine adjustment connecting plate 33, the fine adjustment screw 34 is in threaded connection with a threaded hole of the fine adjustment connecting plate 33, and the tail of the fine adjustment screw 34 abuts against the translation device 4.
The lifting device 3 and the translation device 4 are detachably connected by means of a plurality of connecting bolts. When all connecting bolts are disassembled, the lifting device 3 is disconnected with the translation device 4, the fine adjustment screw 34 is screwed, the lifting device 3 is adjusted to lift relative to the translation device 4 by adjusting the extending length of the fine adjustment screw 34, so that the translation device 4 drives the feeding device 2 to lift, and the lifting height of the fine adjustment feeding device 2 is adjusted.
The sewing equipment provided by the invention also comprises a supporting bedplate 5 and mounting pillars 6, wherein the mounting pillars 6 can be detachably fixed on the supporting bedplate 5, the top of each mounting pillar 6 is respectively fixed with a group of translation devices 4, and the translation devices 4 are supported by the mounting pillars 6. Specifically, two mounting posts 6 are mounted on the support deck 5.
A position adjusting component is arranged between the mounting support 6 and the supporting bedplate 5 and is used for adjusting the position of the mounting support 6 relative to the supporting bedplate 5 along the feeding direction of the feeding device 2, ensuring that the lifting device 3 can be aligned with the rotating shuttle cover plate 1, and enabling the position adjusting component to compensate manufacturing errors or assembly errors. The position adjusting assembly comprises an adjusting waist hole 61 alternatively arranged between the mounting support 6 or the supporting bedplate 5 and a fastening screw passing through the adjusting waist hole 61, wherein the mounting support 6 is fixed on the supporting bedplate 5 by the fastening screw, and specifically, the adjusting waist hole 61 is a long waist-shaped hole arranged on the mounting support 6.
The sewing equipment provided by the invention also comprises a sewing machine head 7, and pocket cloth is sewn by utilizing the sewing machine head 7. The sewing head 7 may be a lock-type two-needle sewing machine, a chain-type two-needle sewing machine, or a chain-type three-needle sewing machine, and the type thereof is not particularly limited herein. In order to conveniently adjust the distance between the sewing machine and the feeding device 2, a guide sliding rail 8 and a guide sliding block 9 which are matched with each other are arranged between the sewing machine head 7 and the supporting bedplate 5 and are used for guiding the sewing machine head 7 to be close to or far away from the feeding device 2. Specifically, two guide slide rails 8 are arranged on the support platen 5 in parallel, and a guide slider 9 is arranged on the base of the sewing machine head 7, however, interchanging the arrangement positions of the guide slide rails 8 and the guide slider 9 does not affect the purpose of the present invention. The sewing machine head 7 can rotate around the hinge arranged on the fixed seat, so that the sewing machine head 7 is convenient to maintain or replace.
The sewing equipment provided by the invention also comprises a curling device 10 which is fixedly arranged below the feeding device 2, and when the curling device 10 is used for curling the pocket cloth.
The curling device 10 includes an upper cover plate 101, a guide plate 102, and a lower cover plate 103, wherein the upper cover plate 101 and the lower cover plate 103 are respectively disposed at the upper and lower sides of the guide plate 102, and the three are bolted together. The guide plate 102 is opposite to the lower cover plate 103, the opposite sides of the guide plate 102 and the lower cover plate 103 are respectively and correspondingly provided with a guide block 104 and a curling block 105, the thickness of the guide block 104 is smaller than the distance between the guide plate 102 and the lower cover plate 103, and a gap for moving the pocket cloth is formed between the guide block 104 and the lower cover plate 103. The guide plate 102 is provided with a guide groove in which the hemming block 105 is slidably disposed, and a notch of the guide groove is closed by the upper cover plate 101. The guide block 104 abuts the lower cover plate 103, and the guide opening 106 of the guide block 104 is crimped.
The guide block 104 includes a curling guide block 1041 and a removing guide bar 1042 connected integrally, the curling guide block 1041 is triangular, the removing guide bar 1042 is long, and the curling of the pocket cloth is wound. The hemming block 105 includes a hemming-forming block 1052 and a hemming-adjusting strip 1053, which are arranged in a linear staggered manner, the hemming-forming block 1052 is in a right trapezoid shape, the bevel edge of the hemming-forming block is opposite to the bevel edge of the hemming-guiding block 1041, and the hemming-guiding block 1041 is installed in a guiding groove of the guiding plate 102. The hemming adjusting bar 1053 has an elongated shape, opposite to the removal guide bar 1042. The side of the hemming adjusting bar 1053 away from the moving-out guide bar 1042 is provided with a transition connecting plate 1054, the transition connecting plate 1054 slidably passes through the guide plate 102, and the transition connecting plate 1054 is perpendicular to the hemming adjusting bar 1053 and integrally connected with the hemming adjusting bar 1053.
The side of lower apron 103 has direction turn-ups 1031, and the gap formation guide mouth 106 between direction turn-ups 1031 and the side of guide board 102, the one end of direction turn-ups 1031 is buckled to the direction of keeping away from guide board 102, makes the entry of guide mouth 106 be the loudspeaker form, makes things convenient for the pocket cloth to get into guide mouth 106 fast. The hemming block 105 and the guide block 104 are arranged in a staggered mode, the thickness of the hemming block 105 is larger than that of the guide block 104, and a gap is reserved between the hemming block 105 and the guide block 104 to provide space for hemming of the pocket cloth. The hemming block 105 has an arc-shaped hemming slot 1051 on a side close to the guide block 104, and the arc-shaped hemming slot 1051 is arc-shaped. The arc-shaped rolling groove 1051 is opposite to the guide block 104, and is specifically provided on the slant edge of the roll-forming block 1052.
When the pocket cloth of the feeding device 2 is fed from the guide opening 106, the pocket cloth firstly drills into a gap between the guide block 104 and the lower cover plate 103, along with the forward movement of the pocket cloth, one side of the pocket cloth rolls along the arc-shaped rolling groove 1051, so that the pocket cloth forms a pocket rolling edge under the combined action of the arc-shaped rolling groove 1051 and the guide block 104, the pocket rolling edge winds on the moving-out guide strip 1042 of the guide block 104, the moving-out guide strip 1042 continuously moves forward along with the pocket cloth, and the pocket rolling edge moves out of the rolling edge device 10 under the guide of the moving-out guide strip 1042 of the guide block 104 by means of the extrusion of the rolling edge adjusting strip 1053. After the pocket hemming is removed, the pocket hemming is sewn by using a needle of the sewing machine head 7.
The hemming device 10 further comprises a locking assembly 107 arranged on the lower cover plate 103, the hemming block 105 is fixedly connected with the locking assembly 107, in order to adjust the width of the hemming of the pocket, the locking assembly 107 is pulled and pulled in a direction perpendicular to the cloth feeding direction, the locking assembly 107 drives the hemming block 105 to be close to or far away from the guide block 104, when the distance between the hemming block 105 and the guide block 104 reaches a preset distance, the locking assembly 107 abuts against the lower cover plate 103, and the locking assembly 107 locks the hemming block 105, so that the hemming block 105 is fixed on the lower cover plate 103. Obviously, the arrangement of the locking component 107 can adjust the width of the edge curling of the pocket, is suitable for sewing pockets with different specifications, does not need to additionally arrange a plurality of edge curling devices 10, does not need to disassemble the edge curling devices 10, is convenient to adjust, is beneficial to reducing the cost, and has good adaptability. The predetermined distance herein refers to a distance between the hemming block 105 and the guide block 104 when the width of the pocket hemming is a desired width.
The locking assembly 107 comprises an adjusting plate 1071 and at least one locking screw 1073, the adjusting plate 1071 is positioned at the bottom of the lower cover plate 103, and the curling block 105 is fixedly connected with the adjusting plate 1071. Specifically, the hemming molding block 1052 and the hemming adjusting strip 1053 are both fixedly connected with the adjusting plate 1071 through a connecting bolt. The locking screw 1073 is in threaded connection with a threaded hole of the adjusting plate 1071, and when the locking screw 1073 abuts against the lower cover plate 103, the crimping block 105 is fixed on the lower cover plate 103; when the locking screw 1073 is not in contact with the lower cover plate 103, the adjustment plate 1071 may drive the hemming block 105 to slide with respect to the lower cover plate 103. Two adjusting screws 32 are specifically arranged at the bottom of the adjusting plate 1071, and the structure of the adjusting screws 32 can be specifically referred to the prior art.
An adjusting flange 1072 is vertically arranged on the side edge of the adjusting plate 1071, the adjusting flange 1072 is parallel and opposite to the guiding flange 1031 of the lower cover plate 103, and a fine adjustment scale 108 is fixedly arranged on one of the guiding flange 1031 and the adjusting flange 1072 and used for measuring the moving distance of the adjusting plate 1071 relative to the lower cover plate 103, thereby indirectly measuring the distance between the hemming block 105 and the guiding block 104 and being convenient for deducing the width of the hemming of the pocket. Specifically, the fine adjustment scale 108 is fixedly arranged on the guide flange 1031, the fine adjustment scale 108 slidably penetrates through the adjustment flange 1072, and the fine adjustment scale 108 is provided with a scale. The adjustment flange 1072 is provided with a fine adjustment screw 109 which abuts against the guide flange 1031, and the fine adjustment screw 109 is engaged with a threaded hole of the guide flange 1031.
When the fine adjustment screw 109 is screwed in, the fine adjustment screw 109 reversely drives the adjusting plate 1071 to move outwards, the curling block 105 is close to the guide block 104, and the width of the pocket curling is reduced; conversely, when the fine adjustment screw 109 is unscrewed, the fine adjustment screw 109 drives the adjustment plate 1071 to move inward, the curling block 105 moves away from the guide block 104, and the width of the pocket curl increases. It should be noted that the locking assembly 107 is pre-loosened when the fine adjustment screw 109 is adjusted.
The sewing equipment provided by the invention also comprises a working table plate 11, and the hemming device 10 is fixedly connected with the working table plate 11. The working table plate 11 is flush with the upper cover plate 101 of the edge curling device 10, and the working table plate 11 can be used for supporting pocket cloth and facilitating sewing of the pocket cloth.
The sewing equipment provided by the invention also comprises a distance detection device and a sliding driving device which are respectively connected with the control device, wherein the distance detection device is used for detecting the distance between the hemming adjusting strip 1053 and the needle, and can be a distance detection sensor. The sliding driving device is connected with the sewing machine head 7 and is used for driving the sewing machine head 7 to slide relative to the supporting platen 5, and specifically can be a linear driving air cylinder.
When the distance detection device detects that the distance between the hemming adjusting strip 1053 and the needle is inconsistent with the preset distance, the distance detection device feeds back a distance adjusting instruction to the control device, the control device starts the sliding driving device, the sliding driving device drives the sewing machine head 7 to slide relative to the supporting table plate 5 until the distance between the hemming adjusting strip 1053 and the needle is consistent with the preset distance, the distance between the hemming adjusting strip 1053 and the needle is automatically adjusted, the automation degree is high, the adjusting precision is high, and the sewing quality is favorably improved. The preset distance is the distance between the sewing needle and the hemming adjusting strip 1053 when the sewing needle can sew the hemming of the pocket.
The sewing machine provided by the invention is described in detail, and the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (11)
1. A sewing apparatus, comprising:
a rotating shuttle cover plate (1);
a feeding device (2);
at least one group of lifting devices (3) connected with the feeding device (2);
at least one group of translation devices (4) which are connected with the lifting devices (3) in a one-to-one correspondence manner;
the control device is respectively connected with the lifting device (3) and the translation device (4);
when the control device receives a rotating shuttle replacing instruction, the control device firstly controls the lifting device (3) to drive the feeding device (2) to lift upwards, the feeding device (2) is far away from the rotating shuttle cover plate (1), then controls the translation device (4) to drive the feeding device (2) to translate forwards through the lifting device (3), and the feeding device (2) is staggered with the rotating shuttle cover plate (1);
when the control device receives a rotating shuttle resetting instruction, the control device firstly controls the translation device (4) to drive the feeding device (2) to translate backwards through the lifting device (3), the feeding device (2) is aligned to the rotating shuttle cover plate (1), then the lifting device (3) is controlled to drive the feeding device (2) to descend downwards, and the feeding device (2) abuts against the rotating shuttle cover plate (1).
2. The sewing machine according to claim 1, wherein one set of the lifting devices (3) comprises an adjusting plate (31) fixedly connected with the feeding device (2), and the adjusting plate (31) is detachably provided with at least two adjusting screws (32) which respectively abut against two sides of the feeding device (2) and are used for adjusting two sides of the feeding device (2) to be kept at the same horizontal plane or the inclined angle thereof.
3. Sewing machine as in claim 1, characterized in that a fine adjustment connection plate (33) is fixed on top of said lifting device (3), said fine adjustment connection plate (33) being removably provided with a fine adjustment screw (34) that abuts against said translation means (4), said lifting device (3) being adjusted to lift with respect to said translation means (4) by adjusting the extension of said fine adjustment screw (34) when said lifting device (3) is disconnected from said translation means (4).
4. The sewing machine according to claim 1, characterized in that it further comprises a support platen (5) and a mounting strut (6) removably arranged on the support platen (5) and fixedly connected to the translation device (4), a position adjustment assembly being arranged between the mounting strut (6) and the support platen (5) for adjusting the relative position of the two in the feeding direction of the feeding device (2), the position adjustment assembly comprising an adjustment waist hole (61) alternatively arranged on the mounting strut (6) or the support platen (5).
5. Sewing machine as in claim 4, further comprising a sewing head (7), between said sewing head (7) and said supporting platen (5) there being provided a guide slide (8) and a guide slider (9) for guiding said sewing head (7) close to or away from said feeding device (2).
6. Sewing machine as in claim 5, characterized in that it further comprises a hemming device (10) fixed under said feeding device (2), said hemming device (10) comprising:
the guide plate (102) and the lower cover plate (103) are oppositely arranged, the opposite sides of the guide plate (102) and the lower cover plate are respectively and correspondingly provided with a guide block (104) and a curling block (105), the side edge of the lower cover plate (103) is provided with a guide flanging (1031), a guide opening (106) is formed by a gap between the guide flanging (1031) and the side edge of the guide plate (102), the curling block (105) and the guide block (104) are arranged in a staggered mode, and one side, close to the guide block (104), of the curling block (105) is provided with an arc-shaped curling groove (1051);
when the pocket cloth enters between the guide block (104) and the lower cover plate (103) through the guide opening (106), the pocket cloth forms a pocket curling edge around the guide block (104) under the combined action of the arc-shaped rolling groove (1051) and the guide block (104) until the guide block (104) guides the pocket curling edge to move out.
7. The sewing machine according to claim 6, wherein the hemming block (105) is slidably mounted in a guide groove of the guide plate (102), the hemming device (10) further comprises a locking assembly (107) disposed on the lower cover plate (103) and fixedly connected to the hemming block (105), when a distance between the hemming block (105) and the guide block (104) reaches a predetermined distance, the locking assembly (107) abuts against the lower cover plate (103), and the hemming block (105) is fixed to the lower cover plate (103).
8. Sewing device as in claim 7, characterized in that said locking assembly (107) comprises:
the adjusting plate (1071) is positioned at the bottom of the lower cover plate (103) and is fixedly connected with the hemming block (105);
at least one locking screw (1073) is arranged on the adjusting plate (1071) and is propped against the lower cover plate (103).
9. Sewing machine according to claim 8, characterized in that said adjustment plate (1071) is provided with an adjustment flap (1072) parallel opposite to said guide flap (1031), one of said guide flap (1031) and said adjustment flap (1072) being fixedly provided with a fine adjustment scale (108) for measuring the movement distance of said adjustment plate (1071) with respect to said lower cover plate (103), said adjustment flap (1072) being provided with a fine adjustment screw (109) which abuts against said guide flap (1031).
10. Sewing machine as in any claim from 6 to 9, characterized in that it also comprises a work plate (11), said hemming device (10) being secured to said work plate (11).
11. Sewing device as in claim 6, characterized in that said hemming block (105) comprises a hemming adjusting bar (1053) and said sewing head (7) comprises a needle, and further comprises distance detection means for detecting the distance between said hemming adjusting bar (1053) and said needle and sliding drive means for driving said sewing head (7) to slide with respect to said supporting platen (5), said distance detection means and said sliding drive means being respectively associated with said control means; when the distance detection device detects that the distance between the hemming adjusting strip (1053) and the needle is inconsistent with the preset distance, the control device starts the sliding driving device to drive the sewing machine head (7) to slide according to the distance adjusting instruction fed back by the distance detection device until the distance between the hemming adjusting strip (1053) and the needle is consistent with the preset distance.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667663.9A CN113373606B (en) | 2021-06-16 | 2021-06-16 | Sewing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667663.9A CN113373606B (en) | 2021-06-16 | 2021-06-16 | Sewing equipment |
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| CN113373606A true CN113373606A (en) | 2021-09-10 |
| CN113373606B CN113373606B (en) | 2022-07-22 |
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| JP2010035681A (en) * | 2008-08-01 | 2010-02-18 | Juki Corp | Post bed sewing machine |
| CN106609427A (en) * | 2015-10-21 | 2017-05-03 | 于平 | An automatic bobbin thread changing device for an industrial sewing machine |
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| CN113373606B (en) | 2022-07-22 |
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