CN112195569A - Pattern sewing machine with high sewing efficiency - Google Patents

Abstract

The invention relates to the technical field of pattern sewing machines, in particular to a pattern sewing machine with high sewing efficiency. The invention has scientific and reasonable design and simple structure, and designs at least three sewing machine heads which sew the cloth at the same time, thus being beneficial to improving the sewing efficiency; the two sides of the sewing machine head are provided with the cloth pulling devices so as to pull the cloth, thereby improving the sewing efficiency of the sewing machine.

Description

Pattern sewing machine with high sewing efficiency

Technical Field

The invention relates to the technical field of pattern sewing machines, in particular to a pattern sewing machine with high sewing efficiency.

Background

The pattern sewing machine generally comprises a bedplate, a machine shell bottom plate, an operation table top, a machine head, a Y-direction transmission mechanism, an X-direction transmission mechanism, a template and other structures, wherein the machine shell bottom plate is fixedly arranged on the bedplate and is formed by fixedly connecting two or three parts; the X-direction transmission mechanism comprises a driving motor, a spline shaft, a synchronous wheel synchronous belt structure and a template base fixedly connected with the synchronous belt, the driving motor is fixedly arranged on the platen, and the template is fixedly arranged on the template base; the Y-direction transmission mechanism comprises a driving motor, a gear transmission structure, a synchronous belt synchronous wheel structure, a Y-direction support and a guide rail fixedly connected with the machine head, wherein the guide rail and the Y-direction support are connected in a sliding mode and are located right above the synchronous belt.

The existing Chinese patent with publication number CN206599655U discloses a pattern machine, which comprises a bedplate, a machine shell base, an operation table-board, a machine head, a template, an X-direction transmission mechanism for driving the template to transversely move and a Y-direction transmission mechanism for driving the template and the X-direction transmission mechanism to longitudinally move, wherein the machine shell base is fixedly arranged on the bedplate, the operation table-board and the machine head are fixedly arranged on the machine shell base, the Y-direction transmission mechanism is positioned below the operation table-board, and the X-direction transmission mechanism and the machine head are positioned above the operation table-board, and the pattern machine is characterized in that: the X-direction transmission mechanism comprises an X cross beam, a template support used for mounting the template and a first driving motor fixedly mounted on the X cross beam, an X guide rail is arranged on the X cross beam, an X sliding groove matched with the X guide rail is formed in the template support, and the first driving motor is connected with the template support through a first transmission structure and can drive the template support to transversely move on the X guide rail.

The above prior art solutions have the following drawbacks; the pattern sewing machine is only provided with one machine head, the sewing efficiency is low, and the machine head presses cloth by the machine head when sewing, so that the sewing quality of the machine head is poor.

Disclosure of Invention

The invention aims to provide a pattern sewing machine with high sewing efficiency and good sewing quality.

The above object of the present invention is achieved by the following technical solutions:

the pattern sewing machine with high sewing efficiency comprises a feeding device, a first sewing machine, a second sewing machine and a material receiving device which are arranged in sequence, wherein the second sewing machine comprises a frame, at least two sewing machine heads are arranged on the frame, and cloth pulling devices are arranged on two sides of each sewing machine head.

The invention is further configured to: the cloth pulling device comprises a driving roller and a driven roller, and a gap for the cloth to pass through is formed between the driving roller and the driven roller; the cloth spreading device is preferably provided with a driving device, the driving device comprises a driving motor, a speed reducer connected with the driving motor, two synchronizing wheels and a belt connected with the two synchronizing wheels, the synchronizing wheels are arranged on the speed reducer, and the other synchronizing wheel is arranged on the driving roller; the tail ends of the driving roller and the driven roller are preferably provided with gears which are meshed with each other; the cloth spreading device preferably further comprises a first air cylinder, a clamping block is mounted on the first air cylinder, and the driven roller can rotatably penetrate through the clamping block.

The invention is further configured to: a transmission device is arranged among the driving rollers and comprises a driving assembly in transmission connection with the driving rollers and a transmission assembly in transmission connection with the driving assembly; the driving assembly preferably comprises two driving wheels and a driving chain wound on the two driving wheels, one driving wheel is arranged at the tail end of the driving roller, and the other driving wheel is arranged on the rack; the transmission assembly preferably comprises a plurality of transmission wheels mutually transmitted with the driving wheel and a transmission chain wound on the plurality of transmission wheels; the transmission assembly preferably further comprises an idler wheel, the idler wheel is located between two adjacent transmission wheels, and the transmission chain is wound on the idler wheel.

The invention is further configured to: the driving wheel and the driving wheel can be synchronously and rotatably arranged on the same rotating shaft, and the rotating shaft is arranged on the rack.

The invention is further configured to: and a transverse moving device and a longitudinal moving device for moving the sewing machine head are arranged between the sewing machine head and the frame.

The invention is further configured to: the longitudinal moving device comprises a plurality of rails, sliding blocks and a bearing plate which are arranged in parallel, wherein one surface of the bearing plate is fixed with the sliding blocks, and the sliding blocks are clamped with the rails in a sliding manner; the sliding block is provided with a convex strip matched with the sliding groove, and the convex strip is clamped into the sliding groove in a sliding manner.

The invention is further configured to: the longitudinal moving device further comprises a driving mechanism, the driving mechanism comprises a stepping motor, a screw rod arranged on the stepping motor, a sliding sleeve sleeved on the screw rod and a connecting plate fixed on the sliding sleeve, and one end, far away from the sliding sleeve, of the connecting plate is fixed with the bearing plate.

The invention is further configured to: the transverse moving device comprises two parallel rails, a sliding block and a fixing seat, the rails are fixed on the bearing plate, the sliding block is connected with the rails in a clamping mode, and the sliding block is fixed with the fixing seat.

The invention is further configured to: the transverse moving device further comprises a power source, the power source comprises a servo motor, two power wheels, a power belt connected with the two power wheels and a locking block arranged on the power belt, the locking block is fixed with the fixing seat, an output shaft of the servo motor extends into the power wheels, and the other power wheel is arranged on the bearing plate.

The invention is further configured to: the cloth pressing device is arranged between the sewing machine head and the cloth drawing device and comprises a bottom plate, a compression roller, an installation block and a second cylinder, wherein the compression roller is located above the bottom plate, two ends of the compression roller are installed on the installation block, and the installation block is connected with the second cylinder.

In conclusion, the beneficial technical effects of the invention are as follows:

1. the invention has scientific and reasonable design and simple structure, and designs at least three sewing machine heads which sew the cloth at the same time, thus being beneficial to improving the sewing efficiency;

2. the two sides of the sewing machine head are provided with the cloth pulling devices so as to pull the cloth, thereby improving the sewing efficiency of the sewing machine;

3. the three cloth drawing devices are mutually transmitted through the driving assembly and the transmission assembly, so that the three cloth drawing devices are driven to work by only one driving motor, the installation of the driving motor is reduced, the manufacturing cost of a pattern sewing machine is reduced, and the power consumption of the pattern sewing machine is reduced;

4. the driving wheel and the driving wheel are rotatably arranged on the same rotating shaft to realize the mutual transmission of the driving wheel and the driving wheel, so that the mutual transmission of the driving assembly and the transmission assembly is realized, and further the mutual transmission of the three cloth spreading devices is realized;

5. the cloth pressing device is arranged between the sewing machine head and the cloth pulling device so as to press the cloth being sewn, and the sewing machine head is favorable for sewing high-quality products, so that the market competitiveness of the pattern sewing machine is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the frame and the longitudinal movement means of the present invention;

FIG. 3 is a schematic view of the structure of the frame and the longitudinal movement means of the present invention;

FIG. 4 is a schematic structural diagram of the lateral shifting apparatus of the present invention;

FIG. 5 is a schematic view of the construction of the frame, the tenter device and the transmission device of the present invention;

FIG. 6 is a schematic view of the construction of the frame, the tenter device and the transmission device of the present invention;

FIG. 7 is an enlarged partial schematic view of portion A of FIG. 6;

fig. 8 is an exploded view of the spreading device of the present invention.

In the figure, 1, a discharging device; 2. a first sewing machine; 3. a second sewing machine; 31. a frame; 32. a sewing machine head; 33. a control panel; 4. a material receiving device; 5. a cloth spreading device; 51. a drive roller; 52. a driven roller; 53. a support frame; 531. a groove; 54. a drive device; 541. a drive motor; 542. a speed reducer; 543. a synchronizing wheel; 544. a belt; 545. a gear; 546. a first cylinder; 547. a clamping block; 6. a transmission device; 61. a drive assembly; 611. a drive wheel; 612. a drive chain; 62. a transmission assembly; 621. a driving wheel; 622. a drive chain; 623. an idler pulley; 7. a lateral movement device; 71. a fixed seat; 72. a power source; 721. a servo motor; 722. a power wheel; 723. a power belt; 724. a locking block; 73. a lateral inductor; 8. a longitudinal moving device; 81. a track; 811. a sliding groove; 82. a slider; 821. a convex strip; 83. a carrier plate; 84. a drive mechanism; 841. a stepping motor; 842. a screw rod; 843. a sliding sleeve; 844. a connecting plate; 85. a longitudinal sensor; 9. a cloth pressing device; 91. a support; 911. a card slot; 92. a base plate; 93. a compression roller; 94. mounting blocks; 95. a second cylinder.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the pattern sewing machine with high sewing efficiency disclosed by the invention comprises a feeding device 1, a first sewing machine 2, a second sewing machine 3 and a receiving device 4 which are arranged in sequence, wherein the feeding device 1, the first sewing machine 2, the second sewing machine 3 and the receiving device 4 are positioned on the same straight line, so that after a piece of cloth discharged by the feeding device 1 is sewn by the first sewing machine 2 and the second sewing machine 3, the receiving device 4 collects the finished piece of cloth.

The second sewing machine 3 comprises a frame 31, two sewing machine heads 32 are arranged on the frame 31, cloth pulling devices 5 are arranged on two sides of the sewing machine heads 32, and the cloth pulling devices 5 are matched with the sewing machine heads 32 to facilitate the sewing of cloth by the sewing machine heads 32. The cloth pressing device 9 is arranged between the sewing machine head 32 and the cloth pulling device 5, and the cloth pressing device 9 is positioned on two sides of the sewing machine head 32 so as to press cloth conveniently, thereby being beneficial to sewing a product with better quality by the sewing machine head 32. The cloth pressing device 9 comprises a support 91, a bottom plate 92, a pressing roller 93, a mounting block 94 and a second air cylinder 95, wherein the bottom plate 92 is fixed on the support 91, the pressing roller 93 is positioned above the bottom plate 92, the pressing roller 93 is parallel to the bottom plate 92, the two ends of the pressing roller 93 are rotatably connected with the mounting block 94, the top of the support 91 is provided with a clamping groove 911, the mounting block 94 can be clamped in the clamping groove 911 in a sliding manner, the mounting block 94 is connected with the second air cylinder 95, the second air cylinder 95 is perpendicular to the pressing roller 93, the second air cylinder 95 is positioned above the pressing roller 93, and the second air cylinder 95 is mounted at; when the second cylinder 95 is shortened, the pressing roller 93 moves towards the direction far away from the bottom plate 92, and when the second cylinder 95 is extended, the pressing roller 93 moves towards the direction of the bottom plate 92, so that the pressing roller 93 can press cloth conveniently, the sewing machine head 32 can sew the cloth conveniently, and a product with better quality can be prepared. The second sewing machine 3 is provided with a control panel 33 so that the second sewing machine 3 is more intelligent to produce a product of better quality. The control panel 33 is connected to the second cylinder 95 so as to control the second cylinder 95.

Referring to fig. 1, 5, 6, 7 and 8, the cloth spreading devices 5 are provided in three, three cloth spreading devices 5 and two sewing machine heads 32 are provided at intervals. The cloth pulling device 5 comprises a support frame 53, a driving roller 51 and a driven roller 52, wherein the driving roller 51 and the driven roller 52 are connected to the support frame 53, the driven roller 52 is positioned above the driving roller 51, the driven roller 52 is parallel to the driving roller 51, and a gap is formed between the driving roller 51 and the driven roller 52 so that the cloth passes through the driving roller 51 and the driven roller 52 to form the gap. The cloth pulling device 5 is provided with a driving device 54 for driving the driving roller 51 to rotate, the driving device 54 comprises a driving motor 541, a speed reducer 542 connected to the driving motor 541, two synchronizing wheels 543 and a belt 544 connected to the two synchronizing wheels 543, the two synchronizing wheels 543 are respectively mounted on the speed reducer 542 and the driving roller 51 so that the driving motor 541 drives the driving roller 51 to rotate, and the control panel 33 is connected with the driving motor 541 so as to control the driving motor 541. The driving motor 541 is started, the driving motor 541 drives the speed reducer 542 to operate, and the speed reducer 542 drives the driving roller 51 to rotate through the two synchronizing wheels 543 and the belt 544. The ends of the drive roller 51 and the driven roller 52 are fitted with gears 545 that mesh with each other to reduce slippage of the drive roller 51 and the driven roller 52. The first cylinder 546 is installed at the top of the supporting frame 53, the groove 531 is formed in the top of the supporting frame 53, the first cylinder 546 is located above the groove 531, the fixture block 547 is installed at one end of the first cylinder 546, the fixture block 547 is slidably clamped with the groove 531, and two ends of the driven roller 52 are rotatably installed on the fixture block 547, so that the first cylinder 546 controls the driven roller 52 to reciprocate back and forth in the direction of the driving roller 51. The control panel 33 is connected to the first cylinder 546 for controlling the first cylinder 546.

The transmission device 6 is arranged between the three driving rollers 51, so that the three driving rollers 51 can be mutually transmitted, and the cloth can be pulled by the three cloth pulling devices 5 only by one driving motor 541. The transmission device 6 comprises a driving assembly 61 in transmission connection with the driving roller 51 and a transmission assembly 62 in transmission connection with the driving assembly 61, the driving assembly 61 comprises two driving wheels 611 and a driving chain 612 wound around the two driving wheels 611, one driving wheel 611 is installed at the tail end of the driving roller 51, the driving wheels 611 and the gear 545 are located at two ends of the driving roller 51, the other driving wheel 611 is installed on the frame 31, the other driving wheel 611 is located below the cloth pulling device 5, and the frame 31 is provided with a hole for the driving chain 612 to penetrate through. The transmission assembly 62 comprises a plurality of transmission wheels 621 which are mutually transmitted with the driving wheel 611 and a transmission chain 622 wound on the plurality of transmission wheels 621, the driving wheel 611 and the transmission wheels 621 can be synchronously and rotatably mounted on the same rotating shaft, so that the driving wheel 611 and the transmission wheels 621 are mutually transmitted, the driving assembly 61 and the transmission assembly 62 are mutually transmitted, and the rotating shaft is mounted on the frame 31; an idler wheel 623 is arranged between two adjacent transmission wheels 621, and the transmission chain 622 is wound on the idler wheel 623, so that the winding mode of the transmission chain 622 is changed.

Referring to fig. 2, 3 and 4, a transverse moving device 7 and a longitudinal moving device 8 for moving the sewing machine head 32 are provided between the sewing machine head 32 and the frame 31, the longitudinal moving device 8 is located between the frame 31 and the sewing machine head 32, and the transverse moving device 7 is located between the longitudinal moving device 8 and the sewing machine head 32. The longitudinal moving device 8 comprises three parallel rails 81, a sliding block 82 and a bearing plate 83, one surface of the bearing plate 83 is fixed with the sliding block 82, the sliding block 82 is arranged in a concave shape, the sliding block 82 is in sliding clamping connection with the rails 81, the rails 81 are fixed on the frame 31, and the sliding block 82 reciprocates on the rails 81 to realize the reciprocating motion of the bearing plate 83 on the rails 81; the two sides of the rail 81 are provided with long sliding grooves 811, the sliding grooves 811 are arranged in parallel with the rail 81, the slider 82 is provided with convex strips 821 matched with the sliding grooves 811, and the convex strips 821 are clamped into the sliding grooves 811 in a sliding mode so as to limit the slider 82 from being separated from the rail 81. The longitudinal moving device 8 further comprises a driving mechanism 84, the driving mechanism 84 comprises a stepping motor 841, a screw 842 installed on the stepping motor 841, a sliding sleeve 843 sleeved on the screw 842, and a connecting plate 844 fixed on the sliding sleeve 843, one end of the connecting plate 844 far away from the sliding sleeve 843 is fixed with the bearing plate 83, a hole for the connecting plate 844 to pass through is formed in the frame 31, and the screw 842 is parallel to the rail 81. The stepping motor 841 is started, the stepping motor 841 drives the lead screw 842 to rotate, and the connecting plate 844 is respectively fixed with the bearing plate 83 and the sliding sleeve 843, so that the lead screw 842 drives the sliding sleeve 843 to reciprocate in the length direction of the lead screw 842, the bearing plate 83 is driven to reciprocate back and forth along the length direction of the lead screw 842, and the longitudinal movement of the bearing plate 83 is realized. A longitudinal sensor 85 is arranged on the frame 31, the longitudinal sensor 85 faces the sliding block 82 vertically, the longitudinal sensor 85 is connected with the control panel 33, and the control panel 33 is connected with the stepping motor 841, so that the stepping motor 841 is controlled by the longitudinal sensor 85 and the control panel 33;

the frame 31 is provided with another bearing plate 83, the other bearing plate 83 is fixed with the frame 31, and both bearing plates 83 are used for bearing the sewing machine head 32.

The transverse moving device 7 comprises two parallel rails 81, a sliding block 82 and a fixed seat 71, the rails 81 are fixed on a bearing plate 83, the sliding block 82 is arranged in a concave shape, the sliding block 82 is in sliding clamping connection with the rails 81, the sliding block 82 is fixed with the fixed seat 71, and the sewing machine head 32 is installed on the fixed seat 71. The sliding block 82 reciprocates back and forth on the track 81 to realize that the fixed seat 71 reciprocates back and forth on the track 81, so that the sewing machine head 32 reciprocates back and forth on the track 81 to realize that the sewing machine head 32 moves transversely. The transverse moving device 7 further comprises a power source 72, the power source 72 comprises a servo motor 721, two power wheels 722, a power belt 723 connected to the two power wheels 722 and a locking block 724 arranged on the power belt 723, the locking block 724 is fixed with the fixed seat 71, the locking block 724 is located between the two rails 81, an output shaft of the servo motor 721 extends into the power wheels 722, the other power wheel 722 is mounted on the bearing plate 83, the servo motor 721 is started, the servo motor 721 drives the fixed seat 71 to reciprocate back along the length direction of the rails 81 through the power wheels 722, the power belt 723 and the locking block 724, and the sewing machine head 32 is driven to reciprocate back along the length direction of the rails 81. The bearing plate 83 is provided with a transverse sensor 73, the transverse sensor 73 faces the sliding block 82 vertically, the transverse sensor 73 is communicated with the control panel 33, and the control panel 33 is connected with the servo motor 721, so that the transverse sensor 73 and the control panel 33 control the servo motor 721.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. The pattern sewing machine with high sewing efficiency is characterized in that: including blowing device (1), first sewing machine (2), second sewing machine (3) and material collecting device (4) that set gradually, second sewing machine (3) are including frame (31), be equipped with two at least sewing machine aircraft noses (32) on frame (31), the both sides of sewing machine aircraft nose (32) are equipped with granny rag device (5).

2. The pattern sewing machine with high sewing efficiency as claimed in claim 1, characterized in that: the cloth pulling device (5) comprises a driving roller (51) and a driven roller (52), and a gap for the cloth to pass through is formed between the driving roller (51) and the driven roller (52); the cloth pulling device (5) is preferably provided with a driving device (54), the driving device (54) comprises a driving motor (541), a speed reducer (542) connected with the driving motor (541), two synchronizing wheels (543) and a belt (544) connected with the two synchronizing wheels (543), the synchronizing wheels (543) are installed on the speed reducer (542), and the other synchronizing wheel (543) is installed on the driving roller (51); the tail ends of the driving roller (51) and the driven roller (52) are preferably provided with gears (545) which are meshed with each other; the cloth spreading device (5) preferably further comprises a first air cylinder (546), a clamping block (547) is mounted on the first air cylinder (546), and the driven roller (52) can rotatably penetrate through the clamping block (547).

3. The pattern sewing machine with high sewing efficiency as claimed in claim 2, characterized in that: a transmission device (6) is arranged between the driving rollers (51), and the transmission device (6) comprises a driving assembly (61) in transmission connection with the driving rollers (51) and a transmission assembly (62) in transmission connection with the driving assembly (61); the driving assembly (61) preferably comprises two driving wheels (611) and a driving chain (612) wound on the two driving wheels (611), one driving wheel (611) is arranged at the tail end of the driving roller (51), and the other driving wheel (611) is arranged on the frame (31); the transmission assembly (62) preferably comprises a plurality of transmission wheels (621) which are mutually transmitted with the driving wheel (611) and a transmission chain (622) which is wound on the plurality of transmission wheels (621); the transmission assembly (62) preferably further comprises an idler wheel (623), the idler wheel (623) is located between two adjacent transmission wheels (621), and the transmission chain (622) is wound on the idler wheel (623).

4. A pattern sewing machine with high sewing efficiency as claimed in claim 3, characterized in that: the driving wheel (611) and the transmission wheel (621) can be synchronously and rotatably arranged on the same rotating shaft, and the rotating shaft is arranged on the rack (31).

5. The pattern sewing machine with high sewing efficiency as claimed in claim 1, characterized in that: a transverse moving device (7) and a longitudinal moving device (8) for moving the sewing machine head (32) are arranged between the sewing machine head (32) and the frame (31).

6. A pattern sewing machine with high sewing efficiency as claimed in claim 5, characterized in that: the longitudinal moving device (8) comprises a plurality of rails (81), sliding blocks (82) and a bearing plate (83), the rails (81), the sliding blocks (82) and the bearing plate (83) are arranged in parallel, one surface of the bearing plate (83) is fixed to the sliding blocks (82), and the sliding blocks (82) are connected with the rails (81) in a sliding and clamping mode; the sliding rail is characterized in that sliding grooves (811) which are long-strip-shaped are preferably formed in two sides of the rail (81), protruding strips (821) matched with the sliding grooves (811) are arranged on the sliding block (82), and the protruding strips (821) are clamped into the sliding grooves (811) in a sliding mode.

7. The pattern sewing machine with high sewing efficiency as claimed in claim 6, characterized in that: the longitudinal moving device (8) further comprises a driving mechanism (84), the driving mechanism (84) comprises a stepping motor (841), a screw rod (842) installed on the stepping motor (841), a sliding sleeve (843) sleeved on the screw rod (842) and a connecting plate (844) fixed on the sliding sleeve (843), and one end, far away from the sliding sleeve (843), of the connecting plate (844) is fixed with the bearing plate (83).

8. The pattern sewing machine with high sewing efficiency as claimed in claim 6, characterized in that: the transverse moving device (7) comprises two parallel rails (81), a sliding block (82) and a fixing seat (71), the rails (81) are fixed on a bearing plate (83), the sliding block (82) is connected with the rails (81) in a clamping mode, and the sliding block (82) is fixed with the fixing seat (71).

9. The pattern sewing machine with high sewing efficiency as claimed in claim 8, characterized in that: the transverse moving device (7) further comprises a power source (72), the power source (72) comprises a servo motor (721), two power wheels (722), a power belt (723) connected with the two power wheels (722) and a locking block (724) arranged on the power belt (723), the locking block (724) is fixed with the fixed seat (71), an output shaft of the servo motor (721) extends into the power wheels (722), and the other power wheel (722) is installed on the bearing plate (83).

10. The pattern sewing machine with high sewing efficiency as claimed in claim 1, characterized in that: be equipped with cloth pressing device (9) between sewing machine aircraft nose (32) and granny rag device (5), cloth pressing device (9) include bottom plate (92), compression roller (93), installation piece (94) and second cylinder (95), compression roller (93) are located the top of bottom plate (92), the both ends of compression roller (93) are installed in installation piece (94), installation piece (94) are connected with second cylinder (95).

Images