CN218026634U

CN218026634U - Feeding mechanism of sewing machine

Info

Publication number: CN218026634U
Application number: CN202222048981.XU
Authority: CN
Inventors: 董涛; 郭俊凤; 马思锋; 郭尚海
Original assignee: Shandong Taitong Textile Co ltd
Current assignee: Shandong Taitong Textile Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-12-13
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a feeding mechanism of sewing machine, relate to feeding mechanism technical field, a set of mounting panel is all installed to the both sides of push plate, rotate between two mounting panels of every group and install two-way screw rod, all set up first screw thread seat on every screw thread of every two-way screw rod, the curb plate is installed jointly to two first screw thread seat upper surfaces on every syntropy screw thread, the one end of every first screw thread seat is passed corresponding mounting panel and is installed first knob, it is rotatory to drive two-way screw rods through rotatory two first knobs, thereby it is close to each other to drive two first screw thread seats on every two-way screw rod, it is close to each other to drive two curb plates, distance between two adjustable clamp plates, the device can fix the cloth of multiple width, utilize the clamp plate to compress tightly the cloth, torsional spring hold-down mechanism before replacing, avoid the decline of torsional spring elasticity to lead to compressing tightly the effect emergence that the effect weakens, just can accomplish the work of disassembling of cloth alone simultaneously, do not need additionally to increase the staff.

Description

Feeding mechanism of sewing machine

Technical Field

The utility model relates to a feeding mechanism technical field specifically is a sewing machine's feeding mechanism.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material to enable one or more layers of sewing materials to be interwoven or sewn, most sewing machines on the market currently manually operate the sewing machine to sew the cloth, workers need to move the cloth on the sewing machine by hands to sew, the mechanical repetitive labor mode can make the body and mind of the workers feel tired, the manual operation of the sewing track is not accurate, and the production efficiency and the production effect are easily influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a sewing machine's feeding mechanism has solved the distance between two movable plates and can not adjust for the device can only fix the cloth of a width, thereby makes the very narrow and small problem of application scope of device.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a sewing machine's feeding mechanism, includes the pushing plate, a set of mounting panel is all installed to the both sides of pushing plate, every two of group rotate between the mounting panel and install two-way screw rod, every all be provided with first screw thread seat on every screw thread of two-way screw rod, every syntropy threaded two first screw thread seat upper surface installs the curb plate jointly, every the mounting panel that corresponds is passed and first knob is installed to the one end of first screw thread seat.

As a further technical scheme of the utility model, every the side of curb plate all corresponds installs two mount pads, every the mount pad surface is all seted up threaded holes, every all be provided with first one-way screw rod, every in the threaded holes the second knob, every are all installed to first one-way screw rod's upper end the clamp plate is installed to the common rotation of two first one-way screw rod's of curb plate side lower extreme.

As a further technical scheme of the utility model, the below of push plate is provided with the base, the base upper surface is provided with the recess, correspond in the recess and rotate and install two one-way screw rods of second, every all be provided with second screw thread seat, two on the one-way screw rod of second the upper surface of second screw thread seat is connected with push plate's lower surface.

As a further technical scheme of the utility model, two through-holes have been seted up in the side correspondence of base, the fixed block is installed in one side of base to the lower surface of push plate, the side correspondence of fixed block is installed two and is passed two gag lever posts that the through-hole extends to in the recess.

As a further technical scheme of the utility model, two the one end of the one-way screw rod of second all extends to the outside of base and installs the synchronizing wheel, two be provided with the hold-in range on the synchronizing wheel jointly.

As a further technical scheme of the utility model, the bar groove has been seted up at the upper surface center of push plate, the front surface mounting of base has the controller, the another side of base is close to the one-way screw rod other end of a second and installs the motor, the drive end of motor extends to in the recess and is connected with the end of the one-way screw rod of the second that is close to.

Advantageous effects

The utility model provides a feeding mechanism of sewing machine. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a sewing machine's feeding mechanism, drives two-way screw rods rotatoryly through rotatory two first knobs to two first screw thread seats on driving every two-way screw rod are close to each other, drive two curb plates and are close to each other, can adjust the distance between two clamp plates on two curb plates, make the cloth that the device can fix multiple width, increased the application scope of device.

2. The utility model provides a feeding mechanism of sewing machine, utilize the first one-way screw rod of reversal drive clamp plate to descend and make it compress tightly the cloth, torsional spring hold-down mechanism before replacing, it leads to compressing tightly the effect that the effect weakens to take place to avoid the torsional spring to use elasticity decline many times, when the cloth is disassembled, through two first one-way screw rods on the rotatory clamp plate of syntropy, thereby it rises to drive the clamp plate through the screw thread, then it rises to drive another clamp plate through above-mentioned operation, can relieve compressing tightly to the cloth, just can accomplish disassembling work of cloth alone, do not need additionally to increase the staff, and is more practical.

Drawings

FIG. 1 is a schematic view of a feed mechanism of a sewing machine;

FIG. 2 is a top view of a feed mechanism of a sewing machine;

FIG. 3 is a schematic view of a lower surface of a pushing plate of a feeding mechanism of a sewing machine;

FIG. 4 is a schematic view of the internal structure of a base of a feeding mechanism of a sewing machine;

fig. 5 is an exploded view of a hold down assembly of a feed mechanism of a sewing machine.

In the figure: 1. a push plate; 2. mounting a plate; 3. a bidirectional screw; 4. a first threaded seat; 5. a side plate; 6. a first knob; 7. a mounting base; 8. a threaded hole; 9. a first unidirectional screw; 10. pressing a plate; 11. a second knob; 12. a base; 13. a second unidirectional screw; 14. a second threaded seat; 15. a through hole; 16. a fixed block; 17. a limiting rod; 18. a synchronizing wheel; 19. a synchronous belt; 20. a strip-shaped groove; 21. a controller; 22. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a feeding mechanism for a sewing machine, comprising: the utility model provides a feeding mechanism of sewing machine, including push plate 1, a set of mounting panel 2 is all installed to push plate 1's both sides, it installs two-way screw rod 3 to rotate between two mounting panels 2 of every group, all be provided with first screw thread seat 4 on every screw thread of every two-way screw rod 3, two first screw thread seats 4 upper surfaces on every syntropy screw thread install curb plate 5 jointly, the one end of every first screw thread seat 4 is passed corresponding mounting panel 2 and is installed first knob 6, when using, two first knobs 6 of syntropy rotation drive two-way screw rods 3 syntropy rotations, and then every rotatory two-way screw rod 3 drives two first screw thread seats 4 above that and is close to each other, thereby drive two curb plates 5 and be close to each other, distance and processing cloth width looks adaptation between two curb plates 5, make the cloth that the device can fix multiple width, the application scope of device has been increased.

Please refer to fig. 1 and 5, two mounting seats 7 are correspondingly mounted on the side surface of each side plate 5, a threaded hole 8 is formed in the surface of each mounting seat 7, a first one-way screw 9 is disposed in each threaded hole 8, a second knob 11 is mounted at the upper end of each first one-way screw 9, a pressing plate 10 is mounted on the lower end of each first one-way screw 9 on the side surface of each side plate 5 in a rotating manner, a strip-shaped groove 20 is formed in the center of the upper surface of the pushing plate 1, when the device is used, cloth is laid on the upper surface of the pushing plate 1, the sewing position of the cloth is made to be right opposite to the strip-shaped groove 20, then two second knobs 11 on one side plate 5 in a rotating manner drive the corresponding two first one-way screws 9 to rotate, the two first one-way screws 9 are driven to descend through thread transmission, the corresponding pressing plate 10 is driven to descend until the pressing plate 10 tightly presses one side of the cloth, then the other pressing plate 10 tightly presses the other side of the cloth by repeating the above operation, thereby fixing the cloth on the pushing plate 1, the pushing plate, the device replaces the previous torsion spring pressing mechanism, the torsion spring is prevented from being used for multiple times, the effect of the reduction of the cloth is avoided, the extra work of the cloth, and the additional work of the cloth can be completed, and the additional work of the cloth, the cloth can be more practical use of the cloth.

Referring to fig. 1-4, a base 12 is disposed below a pushing plate 1, a groove is disposed on an upper surface of the base 12, two second unidirectional screws 13 are correspondingly rotatably mounted in the groove, a second screw seat 14 is disposed on each second unidirectional screw 13, upper surfaces of the two second screw seats 14 are connected to a lower surface of the pushing plate 1, two through holes 15 are correspondingly disposed on a side surface of the base 12, a fixing block 16 is mounted on a side surface of the pushing plate 1 on one side of the base 12, two limiting rods 17 extending into the groove through the two through holes 15 are correspondingly mounted on a side surface of the fixing block 16, one ends of the two second unidirectional screws 13 extend to the outside of the base 12 and are mounted with synchronizing wheels 18, a synchronous belt 19 is commonly disposed on the two synchronizing wheels 18, a controller 21 is mounted on a front surface of the base 12, a motor 22 is mounted on the other side surface of the base 12 close to the other end of one second unidirectional screw 13, a driving end of the motor 22 extends into the groove and is connected to an end of the second unidirectional screw 13, when the sewing machine is used, the sewing machine is controlled by the controller 21 to operate, the motor 22 to drive the second unidirectional screw 13 to move, and then drive the second unidirectional screw 13 to move, and the second unidirectional screw seat 13 to move, so as to drive the second unidirectional screw 13 to move, and to move the sewing machine, thereby to move the second unidirectional screw 13.

The utility model discloses a theory of operation: when the device is used, the device is placed on a workbench of a sewing machine, a sewing head of the sewing machine and the strip-shaped groove 20 are positioned on the same straight line, two first knobs 6 are rotated in the same direction to drive two-way screws 3 to rotate in the same direction, each rotated two-way screw 3 drives two first thread seats 4 on the two rotated two-way screws to approach each other, so that two side plates 5 are driven to approach each other until the distance between the two side plates 5 is matched with the width of a processed cloth, the cloth is laid on the upper surface of the push plate 1, the sewing position of the cloth is opposite to the strip-shaped groove 20, then two second knobs 11 on one side plate 5 are rotated in the same direction to drive two corresponding first one-way screws 9 to rotate, two first one-way screws 9 are driven to descend through thread transmission, the corresponding press plates 10 are driven to descend until the press plates 10 tightly press one side of the cloth, and then the operation is repeated to press the other side of the cloth tightly, so that the cloth is fixed on the push plate 1;

the operation of the motor 22 is controlled by the controller 21, the operating motor 22 drives the second one-way screw 13 connected with the operating motor to rotate, then the synchronous belt 19 is matched with the synchronous wheel 18 to drive the other second one-way screw 13 to rotate in the same direction, so that the two second thread seats 14 are driven to move to drive the pushing plate 1 to move and drive the cloth on the pushing plate 1 to move, the moving cloth is sewn by the sewing machine, the limiting rod 17 is matched with the through hole 15 to limit the movement of the pushing plate 1, after the sewing is completed, the two second knobs 11 on one side plate 5 are rotated in the same direction and in the reverse direction, the pressing plate 10 is driven to ascend through the operation to release the fixation of one side of the cloth, then the other pressing plate 10 ascends through repeated operation to completely release the fixation of the cloth, and the cloth can be taken down.

Claims

1. The utility model provides a feeding mechanism of sewing machine, includes push plate (1), its characterized in that, a set of mounting panel (2), every group two are all installed to the both sides of push plate (1) rotate between mounting panel (2) and install two-way screw rod (3), every all be provided with first screw thread seat (4) on every screw thread of two-way screw rod (3), two on every syntropy screw thread curb plate (5), every are installed jointly to first screw thread seat (4) upper surface the one end of first screw thread seat (4) is passed corresponding mounting panel (2) and is installed first knob (6).

2. The feeding mechanism of the sewing machine according to claim 1, wherein two mounting seats (7) are correspondingly mounted on the side surface of each side plate (5), a threaded hole (8) is formed in the surface of each mounting seat (7), a first one-way screw (9) is arranged in each threaded hole (8), a second knob (11) is mounted at the upper end of each first one-way screw (9), and a pressing plate (10) is mounted at the lower ends of the two first one-way screws (9) on the side of each side plate (5) in a rotating mode.

3. The feeding mechanism of the sewing machine according to claim 1, characterized in that a base (12) is arranged below the pushing plate (1), a groove is arranged on the upper surface of the base (12), two second one-way screws (13) are correspondingly and rotatably arranged in the groove, a second threaded seat (14) is arranged on each second one-way screw (13), and the upper surfaces of the two second threaded seats (14) are connected with the lower surface of the pushing plate (1).

4. The feeding mechanism of the sewing machine according to claim 3, wherein two through holes (15) are correspondingly formed in the side surface of the base (12), a fixing block (16) is installed on one side of the base (12) on the lower surface of the pushing plate (1), and two limiting rods (17) which penetrate through the two through holes (15) and extend into the grooves are correspondingly installed on the side surface of the fixing block (16).

5. The feeding mechanism of sewing machine according to claim 3, characterized in that one end of each of the two second one-way screws (13) extends to the outside of the base (12) and is provided with a synchronizing wheel (18), and a synchronizing belt (19) is commonly arranged on the two synchronizing wheels (18).

6. The feeding mechanism of the sewing machine according to claim 3, wherein a strip-shaped groove (20) is formed in the center of the upper surface of the pushing plate (1), a controller (21) is installed on the front surface of the base (12), a motor (22) is installed on the other side surface of the base (12) close to the other end of the second one-way screw (13), and a driving end of the motor (22) extends into the groove and is connected with the end of the second one-way screw (13) close to the motor.