CN215209931U

CN215209931U - Cloth clamping device of computer flat car sewing machine

Info

Publication number: CN215209931U
Application number: CN202120595426.1U
Authority: CN
Inventors: 宋汶钊
Original assignee: Chongqing Yuanyang Medical Supplies Co ltd
Current assignee: Chongqing Yuanyang Medical Supplies Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-12-17
Anticipated expiration: 2031-03-24

Abstract

The utility model belongs to the technical field of sewing machines, and discloses a cloth clamping device of a computer flat car sewing machine, which comprises a first workbench, a second workbench and a fixed seat, wherein the fixed seat, the second workbench and the first workbench are sequentially contacted and distributed, the surfaces of the second workbench and the first workbench are positioned on the same horizontal plane, and a controller is arranged on one side wall of the fixed seat, the utility model discloses a second workbench is fixed with the first workbench, and horizontally movable clamping mechanisms are arranged on the two workbenches, and the clamping mechanisms suck the clamping plates through electromagnets, so that the clamping plates and an L-shaped plate jointly clamp the edge of the cloth, the clamping mechanisms clamp the cloth to move horizontally through the rotation of a motor control screw rod, so that the cloth is sewn, the cloth can move at constant speed in the sewing process, and the moving direction of the cloth is ensured not to deviate, the quality and the qualification rate of the cloth strip sewing are improved.

Description

Cloth clamping device of computer flat car sewing machine

Technical Field

The utility model belongs to the technical field of the sewing machine, concretely relates to computer flatcar sewing machine cloth clamping device.

Background

A sewing machine is a machine that uses one or more sewing threads to form one or more stitches in a material to be sewn, thereby interweaving or stitching one or more layers of material. Most of the industrial sewing machines are general-purpose sewing machines, including a flat-bed sewing machine, a chain sewing machine, a quilting machine, a overedger, a flat-bed sewing machine, etc., and the flat-bed sewing machine has the highest utilization rate. The computerized flat sewing machine is characterized in that a computer program is added on a common flat sewing machine, and the flat sewing machine is controlled through the computer program to perform sewing work.

Present computer flatcar sewing machine cloth adopts artifical pulling to move the cloth and sews when sewing, there is the uneven problem with cloth moving line skew of cloth translation speed, make the sewing position of cloth take place to deviate, the sewing quality and the qualification rate that lead to the cloth reduce, still consume the labour, degree of automation is low, and the cloth is when the limit is removed the limit sewing, can take place the fold below the sewing machine syringe needle, lead to the sewing department unevenness, reduce the aesthetic property of sewing back cloth, thereby reduce cloth sewing quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a computer flatcar sewing machine cloth clamping device to artifical moving speed is inhomogeneous when solving current computer flatcar sewing machine cloth sewing, and the migration route takes place to squint, and the cloth easily takes place the problem of fold.

In order to achieve the above object, the utility model provides a following technical scheme: a cloth strip clamping device of a computer flat car sewing machine comprises a first workbench, a second workbench and a fixed seat, wherein the fixed seat, the second workbench and the first workbench are sequentially in contact distribution, the surfaces of the second workbench and the first workbench are positioned on the same horizontal plane, one side wall of the fixed seat is provided with a controller, a sewing mechanism is arranged on the first workbench and comprises a needle head, a clamping mechanism capable of moving horizontally is arranged above the first workbench and the second workbench, and the clamping mechanism is positioned at one side of the sewing mechanism and comprises an L-shaped plate and a clamping plate, and the clamping plate can be installed on the side wall of the L-shaped plate in a vertically sliding manner, a convex edge with a semicircular cross section is fixed at the top of the transverse edge of the L-shaped plate, a first groove is formed in the bottom of the clamping plate, and the first groove can be matched with the convex edge.

Preferably, the top of the transverse edge of the L-shaped plate is embedded with an electromagnet, the bottom of the clamping plate is provided with a second groove, and the second groove can be matched with the top end of the electromagnet.

Preferably, the first workbench is fixed with two supporting side plates, a cloth pressing roller is rotatably arranged between the two supporting side plates through a rotating shaft, and the cloth pressing roller is positioned on one side of the needle head of the sewing mechanism close to the clamping mechanism.

Preferably, a rubber pad is bonded on the inner wall of the first groove, when the clamping plate is matched with the L-shaped plate, the rubber pad is in close contact with the surface of the convex edge, a second sliding groove is formed in the side wall of the vertical edge of the L-shaped plate, one end of the clamping plate is slidably embedded in the second sliding groove, and a spring is connected between the clamping plate and the bottom of the second sliding groove.

Preferably, first spout and mounting groove have been seted up in proper order from top to bottom on first workstation and the second workstation, and the both ends of first spout and mounting groove are located first workstation second workstation respectively, install gag lever post and rotatable lead screw on the first spout inner wall, and the outside cover of gag lever post and lead screw is equipped with the slider, the top of slider is fixed with the connecting block, and the connecting block can slide in first spout, clamping mechanism is fixed in the top of connecting block.

Preferably, the top of the fixed seat is fixed with a motor, and the output end of the motor is rotatably connected with the screw rod.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses a it is fixed with first workstation to set up the second workstation, and but set up horizontal migration's clamping mechanism on two workstations, clamping mechanism holds the clamp plate through the electro-magnet, thereby make clamp plate and L template press from both sides the edge of tight cloth jointly, through the rotation of motor control lead screw, make clamping mechanism press from both sides tight cloth horizontal migration, make the cloth sew, can make the cloth at the uniform velocity of sewing in-process and remove, and guarantee that cloth moving direction does not take place the skew, improve cloth sewing's quality and qualification rate.

(2) The utility model discloses a needle head one side at sewing mechanism rotates and sets up the compress roller to flatten the cloth, avoid the cloth to take place the fold at the removal in-process, guarantee that the cloth of needle head below is in the temper grade, the sewing of being convenient for, and improve the aesthetic property of sewing back cloth, thereby improve cloth sewing quality.

Drawings

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

fig. 2 is a top view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

fig. 4 is a sectional view of a second table of the present invention;

in the figure: the cloth pressing machine comprises a first workbench-1, a second workbench-2, a fixed seat-3, a controller-4, a motor-5, a clamping mechanism-6, a sliding block-7, a screw rod-8, a limiting rod-9, a mounting groove-10, a first sliding groove-11, an L-shaped plate-12, a clamping plate-13, a second sliding groove-14, a convex edge-15, a first groove-16, an electromagnet-17, a second groove-18, a connecting block-19, a rubber pad-20 and a cloth pressing roller-21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-4, the present invention provides the following technical solutions: a cloth strip clamping device of a computer flat car sewing machine comprises a first workbench 1, a second workbench 2 and a fixed seat 3, wherein the fixed seat 3, the second workbench 2 and the first workbench 1 are sequentially in contact distribution, the surfaces of the second workbench 2 and the first workbench 1 are positioned on the same horizontal plane, a controller 4 is arranged on one side wall of the fixed seat 3, a sewing mechanism is arranged on the first workbench 1 and comprises a needle head, a clamping mechanism 6 capable of horizontally moving is arranged above the first workbench 1 and the second workbench 2, the clamping mechanism 6 is positioned on one side of the sewing mechanism and used for clamping the end part of a cloth strip, the clamping mechanism 6 comprises an L-shaped plate 12 and a clamping plate 13, the clamping plate 13 is arranged on the side wall of the L-shaped plate 12 in a vertically sliding manner, a convex ridge 15 with a semicircular cross section is fixed at the top of the transverse edge of the L-shaped plate 12, a first groove 16 is formed at the bottom of the clamping plate 13, and the first groove 16 can be matched with the convex edge 15, so that the end part of the cloth strip can be clamped tightly, and the sewing can be carried out while moving.

Furthermore, an electromagnet 17 is embedded in the top of the transverse edge of the L-shaped plate 12, a second groove 18 is formed in the bottom of the clamping plate 13, the second groove 18 can be matched with the top end of the electromagnet 17, the electromagnet 17 generates magnetism after being electrified, the clamping plate 13 is attracted, and the clamping plate moves downwards to be matched with the L-shaped plate 12, so that the clamping process of the end portion of the cloth strip is achieved.

Furthermore, two supporting side plates are fixed on the first workbench 1, a cloth pressing roller 21 is rotatably installed between the two supporting side plates through a rotating shaft, the cloth pressing roller 21 is located on one side, close to the clamping mechanism 6, of the needle head of the sewing mechanism and used for pressing cloth strips, the cloth strips are prevented from being folded in the moving process, and the cloth strips below the needle head are guaranteed to be in a flat state and convenient to sew.

Specifically, rubber pad 20 has been bonded on the inner wall of first recess 16, and when clamp plate 13 and L template 12 cooperated, rubber pad 20 and protruding stupefied 15's surface in close contact with, the increase friction, thereby guarantee to press from both sides the cloth strip tip tightly, second spout 14 has been seted up on the lateral wall on L template 12 perpendicular limit, and clamp plate 13's one end slidable inlays to be located in second spout 14, and be connected with the spring between the bottom of second spout 14, electro-magnet 17 outage back, clamp plate 13 upwards plays under the effect of spring, thereby with the release of cloth strip tip.

It is worth explaining that, first spout 11 and mounting groove 10 have been seted up in proper order from top to bottom on first workstation 1 and the second workstation 2, and the both ends of first spout 11 and mounting groove 10 are located first workstation 1 second workstation 2 respectively, install gag lever post 9 and rotatable lead screw 8 on the 11 inner walls of first spout, and the outside cover of gag lever post 9 and lead screw 8 is equipped with slider 7, the top of slider 7 is fixed with connecting block 19, and connecting block 19 can slide in first spout 11, clamping mechanism 6 is fixed in the top of connecting block 19, through the rotation control to lead screw 8, and under the effect of gag lever post 9, make slider 7 drive clamping mechanism 6 horizontal migration at the uniform velocity, and guarantee that the cloth moving direction does not take place the skew, thereby guarantee the sewing quality.

Further, the top of fixing base 3 is fixed with motor 5, and the output of motor 5 rotates with lead screw 8 to be connected.

The motor 5 and the electromagnet 17 are both electrically connected with the controller 4, the model of the motor 5 is Y-160M-4, the rated power is 11KW, the rated voltage is 380V, the model of the electromagnet 17 is BY-1403018H, and the model of the controller 4 is AC-247 ELS.

The utility model discloses a theory of operation and use flow: when the utility model is used, a worker firstly passes one end of a cloth strip to be sewn through a cloth pressing roller 21 from the lower part of a needle head of a sewing mechanism and places the cloth strip on a convex edge 15 of an L-shaped plate 12, the electromagnet 17 is electrified to generate magnetism and firmly suck a clamping plate 13, so that the electromagnet 17 is matched with a second groove 18, a first groove 16 is matched with the convex edge 15, and a rubber pad 20 is tightly attached to the cloth strip, thereby clamping the end part of the cloth strip, starting the sewing machine to start sewing through computer programming, and simultaneously starting a motor 5 to drive a screw rod 8 to rotate, thereby driving a clamping mechanism 6 to move towards the direction far away from a first workbench 1 by a slide block 7, realizing moving and sewing while realizing uniform movement of the cloth strip in the sewing process, ensuring that the moving direction of the cloth strip does not deviate, and improving the quality and the qualification rate of the sewing of the cloth strip;

the cloth strip is pressed by cloth pressing roller 21 all the time at the removal in-process, avoids the cloth strip at the removal in-process to take place the fold, guarantees that the cloth strip of syringe needle below is in the leveling condition, and the sewing of being convenient for to improve the aesthetic property of sewing back cloth strip, thereby improve the cloth strip sewing quality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a computer flatcar sewing machine cloth clamping device, includes first workstation (1), second workstation (2) and fixing base (3), its characterized in that: the sewing machine is characterized in that the fixed seat (3), the second workbench (2) and the first workbench (1) are sequentially in contact distribution, the surfaces of the second workbench (2) and the first workbench (1) are positioned on the same horizontal plane, a controller (4) is arranged on one side wall of the fixed seat (3), a sewing mechanism is arranged on the first workbench (1) and comprises a needle head, a clamping mechanism (6) capable of horizontally moving is arranged above the first workbench (1) and the second workbench (2), the clamping mechanism (6) is positioned on one side of the sewing mechanism, the clamping mechanism (6) comprises an L-shaped plate (12) and a clamping plate (13), the clamping plate (13) can be vertically slidably arranged on the side wall of the L-shaped plate (12), a convex rib (15) with a semicircular cross section is fixed at the top of the transverse edge of the L-shaped plate (12), a first groove (16) is formed in the bottom of the clamping plate (13), and the first groove (16) can be matched with the convex edge (15).

2. The cloth strip clamping device of the computer flat car sewing machine according to claim 1, characterized in that: the top of the transverse edge of the L-shaped plate (12) is embedded with an electromagnet (17), the bottom of the clamping plate (13) is provided with a second groove (18), and the second groove (18) can be matched with the top end of the electromagnet (17).

3. The cloth strip clamping device of the computer flat car sewing machine according to claim 1, characterized in that: two supporting side plates are fixed on the first workbench (1), a cloth pressing roller (21) is installed between the two supporting side plates in a rotating mode through a rotating shaft, and the cloth pressing roller (21) is located on one side, close to the clamping mechanism (6), of the sewing mechanism needle.

4. The cloth strip clamping device of the computer flat car sewing machine according to claim 1, characterized in that: rubber pad (20) is bonded on the inner wall of the first groove (16), and when clamping plate (13) is matched with L-shaped plate (12), rubber pad (20) is in close contact with the surface of convex edge (15), second sliding groove (14) is formed in the side wall of the vertical edge of L-shaped plate (12), one end of clamping plate (13) is slidably embedded in second sliding groove (14), and a spring is connected between the clamping plate and the bottom of second sliding groove (14).

5. The cloth strip clamping device of the computer flat car sewing machine according to claim 1, characterized in that: first spout (11) and mounting groove (10) have been seted up from top to bottom in proper order on first workstation (1) and second workstation (2), and the both ends of first spout (11) and mounting groove (10) are located first workstation (1) second workstation (2) respectively, install gag lever post (9) and rotatable lead screw (8) on first spout (11) inner wall, and the outside cover of gag lever post (9) and lead screw (8) is equipped with slider (7), the top of slider (7) is fixed with connecting block (19), and connecting block (19) can slide in first spout (11), clamping mechanism (6) are fixed in the top of connecting block (19).

6. The cloth strip clamping device of the computer flat car sewing machine according to claim 5, characterized in that: the top of fixing base (3) is fixed with motor (5), and the output of motor (5) rotates with lead screw (8) and is connected.