CN210657404U - Hasp stroke control device of brassiere hasp machine - Google Patents
Hasp stroke control device of brassiere hasp machine Download PDFInfo
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- CN210657404U CN210657404U CN201921319348.1U CN201921319348U CN210657404U CN 210657404 U CN210657404 U CN 210657404U CN 201921319348 U CN201921319348 U CN 201921319348U CN 210657404 U CN210657404 U CN 210657404U
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- hasp
- buckle
- control device
- photoelectric detection
- pressing block
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Abstract
A pressing mechanism is arranged below an auxiliary plate and provided with a pressing block capable of pressing a hasp on an auxiliary plate table, the pressing mechanism drives the hasp to move from an initial positioning position to a feeding position, the device further comprises a photoelectric detection device and a controller, the photoelectric detection device can send corresponding electric signals to the controller along with opposite side edges of the hasp in the width direction sequentially passing through the photoelectric detection device, and the controller can obtain the width of the hasp according to the received electric signals and correspondingly control the movement distance of the hasp from the initial positioning position to the feeding position. The controller of the buckle stroke control device of the bra buckle machine can obtain the actual width of the buckle according to the received electric signals, determine the actual moving distance of the buckle from the actual width of the buckle, and enable the center position of the actual feeding position to coincide with the theoretical center position.
Description
Technical Field
The utility model relates to a brassiere buckle machine especially relates to a hasp stroke control device and control method of brassiere buckle machine.
Background
In the manufacturing process of the bra, the belt piece provided with the hasp and the back belt of the bra need to be sewn together. At present, the strap pieces are connected with the braces through manual work, and then the braces are placed on a sewing machine for manual sewing, the processing mode is low in efficiency and high in labor cost, the quality of the processed bra braces is not uniform enough, and defective products are easily formed. In order to improve the working efficiency and the product quality, people invent a bra hasp sewing machine. The bra fastener sewing machine generally comprises a pressing mechanism, a fastener positioning mechanism, a feeding mechanism and a sewing machine head, wherein the pressing mechanism is used for pressing a strap piece and a back strap to be sewn, so that the feeding mechanism of the sewing machine can conveniently feed the back strap and the strap piece to the sewing mechanism together.
The processing quality of the bra hasp sewing machine is mainly reflected on the quality of the sewing thread. Although the conventional bra fastener sewing machine can position the fastener by the fastener positioning mechanism and position the fastener at the initial position, when the positioned fastener is sent to the feeding position, the driving mechanism can only send the fastener to the theoretical central position, and under the condition that the actual width of the fastener is consistent with the preset width, the theoretical central position is ensured to be the central position of the actual feeding position. However, the actual widths of all the fasteners cannot be guaranteed to be equal to the standard widths preset by the machine, that is, the widths of the fasteners often have certain deviation, so that the center position of actual feeding cannot coincide with the theoretical center position, and in the sewing process, the sewing of the sewing thread on the left side and the right side of the fastener is easy to be asymmetrical, so that the quality of the sewing thread is reduced, the appearance of the product is influenced by light persons, and waste products are generated by heavy persons, so that the material waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the first technical problem to provide a hasp stroke control device that can carry the hasp to the brassiere hasp machine of actual pay-off position according to the hasp width to above-mentioned prior art current situation.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the hasp stroke control device of the bra hasp machine comprises an auxiliary plate, wherein a pressing mechanism is arranged below the auxiliary plate, the pressing mechanism is provided with a pressing block which can upwards extend out of the auxiliary plate and press a hasp on the table top of the auxiliary plate, the pressing mechanism drives the hasp to move from an initial positioning position to a feeding position, and the bra hasp stroke control device is characterized in that: the automatic feeding device is characterized by further comprising a photoelectric detection device and a controller electrically connected with the photoelectric detection device, wherein the photoelectric detection device is arranged between the initial positioning position and the feeding position and can send corresponding electric signals to the controller along with the opposite side edges of the hasp in the width direction sequentially passing through the photoelectric detection device, and the controller can obtain the hasp width according to the received electric signals and correspondingly control the movement distance of the hasp from the initial positioning position to the feeding position.
The controller can calculate the actual width of the hasp in various ways, preferably, the material pressing mechanism comprises a driving motor for driving the material pressing block to reciprocate along the hasp stroke direction, and the controller can obtain the corresponding motor pulse number of the driving motor according to the time difference that the opposite side edges of the hasp in the width direction successively pass through the photoelectric detection device, and further obtain the actual width of the hasp. The width of the hasp is calculated by adopting the number of pulses of the motor, so that the calculation is more accurate, and the follow-up more accurate control of the hasp stroke is facilitated.
In order to represent the actual width of the hasp, the auxiliary plate is provided with strip-shaped through holes for the pressing block to extend out of the auxiliary plate upwards, the strip-shaped through holes are distributed along the moving direction of the hasp, scale marks and scale values for marking the width of the hasp are arranged on the edge of each strip-shaped through hole, the left side of the hasp is aligned with the zero scale mark when the hasp is in the initial positioning position, and the scale value corresponding to the right side of the hasp is the width value of the hasp.
The photoelectric detection device can be arranged at a plurality of positions on the hasp travel path, and is preferably positioned between the scale mark and the feeding position and close to the zero scale mark.
In order to further avoid the relative hasp of brassiere braces to take place to remove, the bar through-hole includes first bar through-hole and the second bar through-hole that is parallel to each other, and first bar through-hole is located the front side of second bar through-hole, the front side border of first bar through-hole is located to the scale mark, press the material piece to include that first main presses material piece, second main material piece and supplementary material piece of pressing, first main material piece and second main material piece of pressing are located distribute about and in the first bar through-hole, supplementary material piece of pressing is located in the second bar through-hole. During operation, first main pressure material piece and second main pressure material piece compress tightly respectively in the left and right sides of hasp, and supplementary pressure material piece pushes down the brassiere braces of treating sewing to further prevent that brassiere braces from removing.
In order to enable the main material pressing block to press the buckles with different widths, the first main material pressing block, the second main material pressing block and the auxiliary material pressing block can integrally move along the movement direction of the buckles under the driving of the driving motor, and the first main material pressing block can move back and forth relative to the second main material pressing block under the driving of the second motor.
Preferably, the photoelectric detection device is an optical fiber sensor or a photoelectric sensor.
In order to prevent the press foot arm from pressing the buckle, a feeding device matched with the pressing mechanism is arranged at the feeding position, the feeding device comprises the press foot arm, and the center line of the buckle in the left-right direction is aligned with the center line of the press foot arm in the left-right direction in the state that the buckle is at the feeding position.
Preferably, the presser foot arms comprise a first presser foot arm and a second presser foot arm which are identical in size and are arranged side by side in the left-right direction, a scale mark line is arranged above the root parts of the first presser foot arm and the second presser foot arm, and the alignment line of the first presser foot arm and the second presser foot arm aligns with a zero scale line of the scale mark line.
Compared with the prior art, the utility model has the advantages of: the photoelectric detection device of the hasp stroke control device of the bra hasp machine can enable the hasp to generate a corresponding electric signal to the controller when passing, the controller can obtain the actual width of the hasp according to the received electric signal, further can determine the actual moving position of the hasp according to the obtained actual width, and enables the central position of the actual feeding position to coincide with the theoretical central position.
Drawings
FIG. 1 is a schematic view of the structure of a bra fastener machine according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a buckle stroke control device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of fig. 2 with the auxiliary plate removed.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 3, the direction of arrow a in fig. 2 is left, the buckle stroke control device of the brassiere buckle machine of the present embodiment includes an auxiliary plate 1 disposed on the frame 10, a pressing mechanism 2 is mounted below the auxiliary plate 1, the pressing mechanism 2 has a pressing block capable of extending upward from the auxiliary plate 1 and pressing the buckle on the table surface of the auxiliary plate, and the pressing mechanism 2 drives the buckle to move from an initial positioning position to a feeding position. The control device also comprises a photoelectric detection device 3 and a controller (shown in the figure) electrically connected with the photoelectric detection device, the photoelectric detection device 3 is arranged between the initial positioning position and the feeding position and can send corresponding electric signals to the controller along with the opposite side edges of the hasp in the width direction sequentially passing through the photoelectric detection device, and the controller can obtain the hasp width according to the received electric signals and correspondingly control the movement distance of the hasp from the initial positioning position to the feeding position.
In this embodiment, the pressing mechanism 2 includes a driving motor 21 for driving the pressing block to move back and forth along the buckle stroke direction, and the controller can obtain the corresponding motor pulse number of the driving motor 21 according to the time difference that the opposite side edges of the buckle in the width direction successively pass through the photoelectric detection device, and further obtain the actual width of the buckle.
In this embodiment, the auxiliary plate 1 is provided with a strip-shaped through hole for the pressing material block to extend upwards out of the auxiliary plate 1. Specifically, the bar-shaped through-holes include a first bar-shaped through-hole 11 and a second bar-shaped through-hole 12 which are parallel to each other and distributed along the movement direction of the buckle, and the first bar-shaped through-hole 11 is located at the front side of the second bar-shaped through-hole 12. The front side edge of the first strip-shaped through hole 11 is provided with scale marks 13 and scale values 14 for marking the width of the hasp, the left side edge of the hasp is aligned with the zero scale lines in the state that the hasp is at the initial positioning position, and the scale value corresponding to the right side edge of the hasp is the width value of the hasp. The photoelectric detection device 3 of the present embodiment is located between the scale mark and the feeding position 4 and close to the zero scale mark. The photoelectric detection device 3 may employ an optical fiber sensor or a photoelectric sensor.
The briquettes of this embodiment include a first main briquette 22, a second main briquette 23, and an auxiliary briquette 24. The first main pressing block 22 and the second main pressing block 23 are arranged in the first strip-shaped through hole 11 and distributed left and right, and the auxiliary pressing block 24 is arranged in the second strip-shaped through hole 12. Under the drive of the driving motor 21, the first main material pressing block 22, the second main material pressing block 23 and the auxiliary material pressing block 24 can integrally move along the hasp moving direction, namely the left-right direction, and under the drive of the second motor 25, the first main material pressing block 22 can move back and forth relative to the second main material pressing block 23. The structure of the driving motor 21 and the second motor 25 for driving the pressing block to move can refer to the pressing mechanism of the prior bra fastener machine, and will not be described herein.
The frame 10 is further provided with a feeding device 4 for cooperating with the pressing mechanism 2, and the specific structure of the feeding device 4 of the embodiment can refer to the existing bra fastener machine, and will not be described herein.
When the buckle is at the feeding position, the center line of the buckle in the left-right direction is aligned with the center line of the presser foot arm of the feeding device 4 in the left-right direction. In this embodiment, the presser foot arm includes a first presser foot arm 41 and a second presser foot arm 42 which have the same size and are arranged side by side in the left-right direction, a scale mark 43 is arranged above the root portions of the first presser foot arm 41 and the second presser foot arm 42, and the alignment line of the first presser foot arm 41 and the second presser foot arm 42 aligns with the zero scale mark of the scale mark 43. In addition, in order to match the auxiliary material pressing block 24, the presser arm of the feeding device 4 further includes an auxiliary presser arm 44, the auxiliary presser arm 44 is provided at the rear side of the first presser arm 41 and the second presser arm 42, and the auxiliary presser arm 44 is rod-shaped and distributed in the left-right direction.
The hasp travel control method of the hasp travel control device comprises the following two steps: firstly, according to the detection of the photoelectric detection device 3, the number of pulses of the motor is accumulated and counted to obtain the actual width of the hasp; then, based on the detected actual width of the hook, the controller determines the actual moving distance of the hook, and makes the center position of the actual feeding position coincide with the theoretical center position.
When the pressing mechanism 2 works, firstly, under the driving of the second motor 25, the first main pressing block 22 and the second main pressing block 23 are separated to a distance which is matched with the width of the hasp tape piece and the bra piece to be processed; then, the first main swage block 22 and the second main swage block 23 press the buckles; finally, the auxiliary material pressing block 24 presses the bra piece, the driving motor 21 drives the first main material pressing block 22, the second main material pressing block 23 and the auxiliary material pressing block 24 to move integrally, and the pressed bra buckles and the bra piece move synchronously.
When the hasp is moved to the center line of the width direction to be aligned with the zero scale mark of the scale mark line 43 under the driving of the driving motor 21, the hasp is considered to be moved to the actual feeding position. Suppose the hasp is compressed tightly and is in initial position before the removal by swager constructs to the distance between the zero scale mark of hypothesis hasp left side and scale mark 43 is L, and the width of hasp is W, and the displacement of hasp is L +1/2W so, because L keeps unchangeable, and every hasp width W has certain deviation, the utility model discloses an actual width of hasp that detects, the actual displacement of hasp can be confirmed to the controller, makes the central point of actual pay-off position put and puts coincidence mutually with theoretical central point to it is more accurate to be favorable to subsequent sewing process sewing, promotes the sewing quality, avoids appearing substandard product and waste product.
Claims (9)
1. A hasp stroke control device of a bra hasp machine comprises an auxiliary plate (1) arranged on a rack (10), a material pressing mechanism (2) is arranged below the auxiliary plate (1), the material pressing mechanism (2) is provided with a material pressing block which can extend upwards out of the auxiliary plate (1) and press a hasp on a table top of the auxiliary plate, the material pressing mechanism (2) drives the hasp to move from an initial positioning position to a feeding position, and the hasp stroke control device is characterized in that: the automatic feeding device is characterized by further comprising a photoelectric detection device (3) and a controller electrically connected with the photoelectric detection device, wherein the photoelectric detection device (3) is arranged between the initial positioning position and the feeding position and can send corresponding electric signals to the controller along with opposite side edges of the buckle in the width direction sequentially passing through the photoelectric detection device, and the controller can obtain the width of the buckle according to the received electric signals and correspondingly control the movement distance of the buckle from the initial positioning position to the feeding position.
2. The buckle stroke control device of a brassiere buckle machine according to claim 1, characterized in that: the pressing mechanism (2) comprises a driving motor (21) for driving the pressing block to move in a reciprocating mode along the buckle stroke direction, and the controller can obtain the corresponding motor pulse number of the driving motor according to the time difference that the opposite side edges of the buckle in the width direction successively pass through the photoelectric detection device (3) and further obtain the actual width of the buckle.
3. The buckle stroke control device of a brassiere buckle machine according to claim 2, characterized in that: the auxiliary plate (1) is provided with strip-shaped through holes for the pressing block to extend out of the auxiliary plate (1) upwards, the strip-shaped through holes are distributed along the moving direction of the hasp, scale marks (13) and scale values (14) for marking the width of the hasp are arranged on the edge of the strip-shaped through holes, the left side of the hasp is aligned with the zero scale lines when the hasp is in the initial positioning position, and the scale value corresponding to the right side of the hasp is the width value of the hasp.
4. The buckle stroke control device of a brassiere buckle machine according to claim 3, characterized in that: the photoelectric detection device (3) is positioned between the scale mark and the feeding position and is close to the zero scale mark.
5. The buckle stroke control device of a brassiere buckle machine according to claim 3, characterized in that: the bar through-hole is including first bar through-hole (11) and second bar through-hole (12) that are parallel to each other, and first bar through-hole (11) are located the front side of second bar through-hole (12), the front side border of first bar through-hole (11) is located in scale mark (13), press the material piece to include that first main presses material piece (22), second main material piece (23) and supplementary material piece (24) of pressing, first main material piece (22) and second main material piece (23) of pressing are located distribute about and in first bar through-hole (11), supplementary material piece (24) of pressing are located in second bar through-hole (12).
6. The buckle stroke control device of a brassiere buckle machine according to claim 5, characterized in that: the first main pressing block (22), the second main pressing block (23) and the auxiliary pressing block (24) can integrally move along the hasp moving direction under the driving of the driving motor (21), and the first main pressing block (22) can move back and forth relative to the second main pressing block (23) under the driving of the second motor (25).
7. The buckle stroke control device of a brassiere buckle machine according to claim 1, characterized in that: the photoelectric detection device (3) is an optical fiber sensor or a photoelectric sensor.
8. A bra fastener travel control device of any one of claims 1-7, wherein: the feeding device (4) matched with the material pressing mechanism (2) is arranged at the feeding position, the feeding device (4) comprises a presser foot arm, and the central line of the left and right directions of the hasp aligns with the central line of the left and right directions of the presser foot arm in the state that the hasp is located at the feeding position.
9. The buckle stroke control device of a brassiere buckle machine according to claim 8, characterized in that: the pressure foot arm comprises a first pressure foot arm (41) and a second pressure foot arm (42) which are the same in size and are arranged side by side in the left-right direction, a scale mark line (43) is arranged above the root parts of the first pressure foot arm (41) and the second pressure foot arm (42), and the alignment line of the first pressure foot arm (41) and the second pressure foot arm (42) is aligned with a zero scale line of the scale mark line (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319348.1U CN210657404U (en) | 2019-08-14 | 2019-08-14 | Hasp stroke control device of brassiere hasp machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319348.1U CN210657404U (en) | 2019-08-14 | 2019-08-14 | Hasp stroke control device of brassiere hasp machine |
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| CN210657404U true CN210657404U (en) | 2020-06-02 |
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| CN201921319348.1U Active CN210657404U (en) | 2019-08-14 | 2019-08-14 | Hasp stroke control device of brassiere hasp machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528178A (en) * | 2019-08-14 | 2019-12-03 | 宁波传祺缝纫科技有限公司 | A kind of the hasp travel control device and control method of Corset fastener machine |
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2019
- 2019-08-14 CN CN201921319348.1U patent/CN210657404U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528178A (en) * | 2019-08-14 | 2019-12-03 | 宁波传祺缝纫科技有限公司 | A kind of the hasp travel control device and control method of Corset fastener machine |
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