CN114622351A

CN114622351A - Fixing device is sewed up to repps convenient to quick location

Info

Publication number: CN114622351A
Application number: CN202210250577.2A
Authority: CN
Inventors: 付文龙; 胡金欣; 谢婷婷
Original assignee: Jiangsu South China Furniture Co ltd
Current assignee: Jiangsu South China Furniture Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-06-14
Anticipated expiration: 2042-03-15
Also published as: CN114622351B

Abstract

The invention is suitable for the technical field of sofa production equipment, and provides a sofa cloth sewing and fixing device convenient for quick positioning, which comprises a sewing component and a positioning component, and also comprises: the two ends of the second mounting plate are respectively hinged with the first mounting plate; the adjusting component is connected between the first mounting plate and the second mounting plate, the sewing component is mounted on the second mounting plate, the positioning component is mounted on the first mounting plate, the sewing component comprises a sewing needle and a driving component, the driving component comprises a first motor, a rotary table, a movable rod, a pin shaft, a guide rod and a mounting shell.

Description

Fixing device is sewed up to repps convenient to quick location

Technical Field

The invention belongs to the technical field of sofa production equipment, and particularly relates to a sofa cloth sewing and fixing device convenient for quick positioning.

Background

The sofa cloth is a general name of textile cloth used for manufacturing various sofas, the cloth used on the outer sides of the frame and the filler in the production process of the sofa is called the sofa cloth, the sofa cloth needs to be fixed on the outer side of the sofa frame a through sewing, and the fixing device is a device for fastening the sofa cloth;

chinese patent CN215481658U discloses a sofa cloth sewing and fixing device convenient for quick positioning, which comprises a device body and a second motor, wherein the right side of the device body is provided with a first motor, the left side of the first motor is connected with a bidirectional lead screw, the surface of the bidirectional lead screw is provided with a slider, the lower part of the slider is connected with a connecting plate, the bottom of the connecting plate is pasted with a friction pad, the left side of the slider is connected with a limiting block, the surface of the limiting block is provided with a first spring, the second motor is arranged inside the device body, the left side of the second motor is connected with a transmission shaft, the surface of the transmission shaft is provided with an extrusion block, the lower part of the extrusion block is connected with a storage plate, the left side of the storage plate is provided with a third spring, and the lower part of the storage plate is connected with a sewing needle;

in the patent, two connecting plates are arranged on two sliding blocks of a two-way screw rod and arranged side by side, so that sofa cloth on one plane of the sofa can be fixed only, and two intersected planes with angles cannot be used.

Disclosure of Invention

The invention provides a sofa cloth sewing and fixing device convenient for quick positioning, and aims to solve the problems.

The invention is realized in this way, a sofa cloth sewing and fixing device convenient for quick positioning, which comprises a sewing component and a positioning component, and also comprises:

the two ends of the second mounting plate are respectively hinged with the first mounting plate;

the adjusting assembly is connected between the first mounting plate and the second mounting plate and used for adjusting the angle between the first mounting plate and the second mounting plate;

the sewing component is arranged on the second mounting plate, and the positioning component is arranged on the first mounting plate.

Preferably, the suturing assembly comprises:

a sewing needle;

and the driving component is used for driving the sewing needle to reciprocate up and down.

Preferably, the drive assembly comprises:

the first motor is fixed on the second mounting plate, and a rotary disc is fixedly mounted on an output shaft of the first motor;

the movable rod is arranged on one side of the turntable, which is far away from the first motor, a pin shaft is eccentrically arranged on the turntable, and a movable groove for the pin shaft to insert and move is formed in the movable rod along the length direction of the movable rod;

the guide rod is fixed on the movable rod, penetrates through the second mounting plate and is fixed with a mounting shell, and the sewing needle is mounted on the mounting shell.

Preferably, the installation shell is provided with a jack for inserting a sewing needle, the two sides of the installation shell horizontally penetrate through the positioning pin, a third spring is fixedly connected between the positioning pin and the outer wall of the installation shell, the end part of the sewing needle is provided with a clamping groove for inserting the positioning pin, a plurality of elastic pieces are axially fixed on the outer side wall of the positioning pin, and the elastic pieces are abutted against the clamping groove.

Preferably, the third screw rod is rotatably installed on the rotary table along the radial direction of the rotary table, the third screw rod is connected with an installation block in a threaded mode, the installation block is connected with the rotary table in a sliding mode, and the pin shaft is fixed to the installation block.

Preferably, the positioning assembly comprises:

a second screw rod arranged on the first mounting plate in a rotating mode, a movable seat is arranged on the first screw rod in a threaded mode, and the movable seat is connected with the first mounting plate in a sliding mode;

the mounting rod is fixedly mounted on the movable seat;

the second motor is fixedly installed at one end, far away from the movable seat, of the installation rod, and a rotating roller is fixedly installed on an output shaft of the second motor.

Preferably, the installation pole includes sleeve, branch and first spring, sleeve one end and sliding seat fixed connection, sleeve other end have inserted branch, and branch slides along sleeve length direction and sets up, first spring is located in the sleeve.

Preferably, one side that branch was kept away from to the first spring that is located in the sleeve is equipped with first wedge, first wedge and sleeve sliding connection, be equipped with complex second wedge with it on the first wedge, the contact surface between first wedge and the second wedge is the inclined plane, wear to establish and threaded connection has the fourth screw rod on the sleeve lateral wall, and the fourth screw rod rotates with the second wedge lateral wall and is connected.

Preferably, the adjustment assembly comprises:

a first screw rod vertically and rotatably mounted on the second mounting plate;

the internal thread sleeve is in threaded connection with the first screw rod;

one end is articulated with the internal thread cover and the other end is articulated with first mounting panel's connecting rod.

Preferably, a protection component is further included, the protection component includes:

the telescopic rods are arranged on the outer side of the sewing needle and are fixed on the mounting shell at intervals in the circumferential direction, and the telescopic rods are sleeved with second springs;

and the annular plates are fixedly connected among the bottom ends of the telescopic rods.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

the sofa cloth sewing and fixing device convenient for quick positioning, provided by the invention, comprises a sewing component and a positioning component, and further comprises a second mounting plate, first mounting plates and an adjusting component, wherein the angle between the first mounting plate and the second mounting plate is adjusted by the adjusting component, so that the positioning components on the two first mounting plates can respectively position and tension sofa cloth on two surfaces with included angles, and then the sewing component sews, thereby meeting more use requirements and improving the adaptability;

the sewing assembly comprises a sewing needle and a driving assembly, wherein the driving assembly comprises a first motor, a rotary table, a movable rod, a pin shaft, a guide rod and a mounting shell, and is further provided with a third screw and a mounting block;

the sand-proof cloth sand-proof device is provided with an installation rod, wherein the installation rod comprises a sleeve, a support rod and a first spring, and is also provided with a first wedge block, a second wedge block and a fourth screw rod;

be equipped with the protection subassembly, the protection subassembly includes telescopic link, second spring and annular slab, forms the enclosure through setting up many telescopic links, can protect sewing needle and staff.

Drawings

FIG. 1 is a schematic structural view of an embodiment 1 of a sofa cloth sewing and fixing device convenient for quick positioning provided by the invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is an enlarged view at C in FIG. 1;

FIG. 5 is a schematic structural view of an embodiment 2 of a sofa cloth stitching and fixing device convenient for quick positioning according to the invention.

Notations for reference numerals: 1. a first mounting plate; 2. a handle; 3. a connecting rod; 4. a second mounting plate; 5. an internal thread sleeve; 6. a first screw; 7. a movable rod; 8. a pin shaft; 9. a second screw; 10. a movable seat; 11. mounting a rod; 12. a rotating roller; 13. a turntable; 14. a guide bar; 15. mounting a shell; 16. positioning pins; 17. mounting blocks; 18. a third screw; 19. a sleeve; 20. a first wedge block; 21. a second wedge block; 22. a fourth screw; 23. a first spring; 24. a strut; 25. a card slot; 26. an elastomer; 27. an annular plate; 28. a telescopic rod; 29. a second spring.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Example 1

The embodiment of the invention provides a sofa cloth sewing and fixing device convenient for quick positioning, which comprises a sewing component and a positioning component, and also comprises:

the two ends of the second mounting plate 4 are respectively hinged with the first mounting plate 1;

the adjusting assembly is connected between the first mounting plate 1 and the second mounting plate 4 and is used for adjusting the angle between the first mounting plate 1 and the second mounting plate 4;

the sewing component is arranged on the second mounting plate 4 and is used for sewing the sofa cloth; the positioning assembly is arranged on the first mounting plate 1 and used for positioning and tensioning the sofa cloth;

because in reality, probably need to sew up two sofa cloth that have between the different faces of contained angle, adjust the angle between first mounting panel 1 and the second mounting panel 4 through adjusting part for positioning component on two first mounting panels 1 can fix a position the tensioning to two sofa cloth that have on the face of contained angle respectively, then sew up the subassembly and sew up, satisfies more user demands, heightens the adaptability.

Specifically, the sewing assembly includes:

the sewing needle can directly adopt the technology of the existing sewing machine and is not described again;

and the driving assembly is used for driving the sewing needle to reciprocate up and down.

In a specific implementation, the drive assembly includes:

the first motor fixed on the second mounting plate 4 can adopt a screw fixing mode, and the output shaft of the first motor is fixedly provided with a rotating disc 13 which can adopt a welding fixing mode;

the movable rod 7 is arranged on one side, far away from the first motor, of the rotary table 13, a pin shaft 8 is eccentrically arranged on the rotary table 13, and a movable groove for the pin shaft 8 to insert and move is formed in the movable rod 7 along the length direction of the movable rod;

the number of the guide rods 14 is preferably two, and the guide rods 14 are respectively arranged at two ends of the movable rod 7, in the embodiment, the guide rods 14 penetrate through the second mounting plate 4 and are fixedly provided with the mounting shell 15, and the sewing needle is mounted on the mounting shell 15;

during operation, first motor drive carousel 13 rotates, and carousel 13 drives round pin axle 8 revolution, and round pin axle 8 drives movable rod 7 up-and-down motion when the activity of activity inslot, and movable rod 7 drives and drives installation shell 15 up-and-down motion through guide bar 14, and installation shell 15 drives the sewing needle up-and-down motion, carries out the sewing operation, and of course, drive assembly can also be crank connecting rod 3 mechanism etc. can drive the sewing needle up-and-down reciprocating motion can, do not carry out too much restriction.

Furthermore, a jack for inserting a sewing needle is formed in the mounting shell 15, positioning pins 16 horizontally penetrate through two sides of the mounting shell 15, a third spring is fixedly connected between the positioning pins 16 and the outer wall of the mounting shell 15, a clamping groove 25 for inserting the positioning pins 16 is formed in the end portion of the sewing needle, a plurality of elastic pieces are circumferentially fixed on the outer side wall of each positioning pin 16, and the elastic pieces are abutted against the clamping groove 25;

when the sewing needle is installed, the positioning pin 16 is pulled outwards, the sewing needle is inserted into the jack, the positioning pin 16 is loosened, the positioning pin 16 is inserted into the clamping groove 25, the sewing needle is prevented from falling off, the elastic piece is arranged, the sewing needle has certain degree of freedom during working due to the fact that the elastic piece is deformed, rigid fixation is avoided, and the sewing needle is easy to break.

Furthermore, a third screw 18 is rotatably installed on the rotary table 13 along the radial direction of the rotary table, a mounting block 17 is connected to the third screw 18 in a threaded manner, the mounting block 17 is slidably connected with the rotary table 13, the pin shaft 8 is fixed on the mounting block 17, the third screw 18 drives the mounting block 17 to move by rotating the third screw 18, the mounting block 17 drives the pin shaft 8 to move, the relative position of the pin shaft 8 on the rotary table 13 is adjusted, and then the revolution diameter of the pin shaft 8 is adjusted, so that the effect of adjusting the needle-setting depth of the sewing needle is achieved.

Preferably, the positioning assembly comprises:

a second screw 9 rotatably mounted on the first mounting plate 1 can be rotatably mounted by adopting a bearing, a movable seat 10 is mounted on the first screw 6 in a threaded manner, the movable seat 10 is slidably connected with the first mounting plate 1, a sliding block is fixed at the top of the movable seat 10, and a sliding chute slidably connected with the sliding block is formed in the first mounting plate 1;

a mounting rod 11 fixedly mounted on the movable seat 10;

the second motor is fixedly arranged at one end, far away from the movable seat 10, of the mounting rod 11, a rotating roller 12 is fixedly arranged on an output shaft of the second motor, and a rubber layer is coated on the surface of the rotating roller 12 to increase friction force;

the rotating rollers 12 are attached to the sofa cloth, the rotating rollers 12 are driven to rotate through the second motor, the rotating directions of the two rotating rollers 12 are opposite, and therefore the sofa cloth is positioned and tensioned.

Specifically, the mounting rod 11 comprises a sleeve 19, a support rod 24 and a first spring 23, one end of the sleeve 19 is fixedly connected with the movable seat 10 and can be fixed by screws, the support rod 24 is inserted into the other end of the sleeve 19, the support rod 24 is arranged in a sliding manner along the length direction of the sleeve 19, the first spring 23 is arranged in the sleeve 19, and the position of the rotating roller 12 can be adjusted in a self-adaptive manner through the elastic force of the first spring 23, so that the rotating roller can be always kept in a state of being tightly attached to sofa cloth, and can be better adapted to sofas with different shapes and sizes;

further, one side that is located first spring 23 and keeps away from branch 24 in the sleeve 19 is equipped with first wedge 20, first wedge 20 and sleeve 19 sliding connection, be equipped with complex second wedge 21 with it on the first wedge 20, the contact surface between first wedge 20 and the second wedge 21 is the inclined plane, wear to establish and threaded connection has fourth screw rod 22 on the sleeve 19 lateral wall, fourth screw rod 22 rotates with second wedge 21 lateral wall to be connected, through rotating fourth screw rod 22, fourth screw rod 22 drives second wedge 21 and removes, and second wedge 21 promotes first wedge 20 downstream, and first spring 23 is extruded to first wedge 20, and the compressive capacity of first spring 23 changes, adjusts the frictional force size between rotatory roller 12 and the sofa.

Specifically, the adjusting assembly includes:

a first screw 6 vertically rotatably mounted on the second mounting plate 4;

an internal thread sleeve 5 which is in threaded connection with the first screw 6;

the connecting rod 3 is hinged with the internal thread sleeve 5 at one end and hinged with the first mounting plate 1 at the other end;

through rotating first screw rod 6, first screw rod 6 drives internal thread cover 5 and removes, and internal thread cover 5 passes through connecting rod 3 and drives first mounting panel 1 and rotate, adjusts the angle of first mounting panel 1 and second mounting panel 4, and of course, adjusting part can also be other structures, for example electric putter, hydraulic stem, can realize the function can, do not give unnecessary details.

Example 2

In this embodiment, on the basis of embodiment 1, as shown in fig. 5, the protection device further includes a protection component, where the protection component includes:

a plurality of telescopic rods 28 which are arranged outside the sewing needle and are fixed on the mounting shell 15 at intervals in the circumferential direction, and a second spring 29 is sleeved on each telescopic rod 28;

the annular plate 27 fixedly connected between the bottom ends of the plurality of telescopic rods 28 forms an enclosure by arranging the plurality of telescopic rods 28, so that the sewing needle can be prevented from being damaged by external articles or being pricked by the sewing needle by workers.

In conclusion, the sofa cloth sewing and fixing device convenient for quick positioning, provided by the invention, comprises the sewing component and the positioning component, and further comprises the second mounting plate 4, the first mounting plate 1 and the adjusting component, wherein the angle between the first mounting plate 1 and the second mounting plate 4 is adjusted through the adjusting component, so that the positioning components on the two first mounting plates 1 can respectively position and tension the sofa cloth on two surfaces with included angles, and then the sewing components are sewn, so that more use requirements are met, and the adaptability is improved; the sewing assembly comprises a sewing needle and a driving assembly, the driving assembly comprises a first motor, a rotary table 13, a movable rod 7, a pin shaft 8, a guide rod 14 and a mounting shell 15, and is further provided with a third screw 18 and a mounting block 17, the first motor drives the rotary table 13 to rotate, the rotary table 13 drives the pin shaft 8 to revolve, the pin shaft 8 drives the movable rod 7 to move up and down when moving in a movable groove, the movable rod 7 drives the mounting shell 15 to move up and down through the guide rod 14, the mounting shell 15 drives the sewing needle to move up and down for sewing operation, the third screw 18 drives the mounting block 17 to move through rotating the third screw 18, the mounting block 17 drives the pin shaft 8 to move, the relative position of the pin shaft 8 on the rotary table 13 is adjusted, the revolution diameter of the pin shaft 8 is further adjusted, and the effect of adjusting the depth of the lower needle of the sewing needle is achieved; the sand-proof cloth sand-proof device is provided with an installation rod 11, wherein the installation rod 11 comprises a sleeve 19, a support rod 24 and a first spring 23, and is further provided with a first wedge block 20, a second wedge block 21 and a fourth screw rod 22, the fourth screw rod 22 drives the second wedge block 21 to move by rotating the fourth screw rod 22, the second wedge block 21 pushes the first wedge block 20 to move downwards, the first wedge block 20 extrudes the first spring 23, the compression amount of the first spring 23 changes, and the friction force between the rotating roller 12 and the sand cloth is adjusted; be equipped with the protection subassembly, the protection subassembly includes telescopic link 28, second spring 29 and annular plate 27, forms the fencing through setting up many telescopic links 28, can protect sewing needle and staff.

It should be noted that, for simplicity of description, the above-mentioned embodiments are described as a series of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.

In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units is only one type of division of logical functions, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or communication connection may be an indirect coupling or communication connection between devices or units through some interfaces, and may be in a telecommunication or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

The above examples are only used to illustrate the technical solutions of the present invention, and do not limit the scope of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from these embodiments without making any inventive step, fall within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art may still make various combinations, additions, deletions or other modifications of the features of the embodiments of the present invention according to the situation without conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present invention, and these technical solutions also fall within the protection scope of the present invention.

Claims

1. The utility model provides a fixing device is sewed up to sofa cloth convenient to quick location, includes sewing up subassembly and locating component, its characterized in that still includes:

the adjusting component is connected between the first mounting plate and the second mounting plate and is used for adjusting the angle between the first mounting plate and the second mounting plate;

2. The sofa fabric stitching and securing device facilitating quick location of claim 1, wherein the stitching assembly comprises:

a sewing needle;

3. The sofa stitching fixture of claim 2 wherein the drive assembly comprises:

the guide rod is fixed on the movable rod, the guide rod penetrates through the second mounting plate and is fixed with the mounting shell, and the sewing needle is mounted on the mounting shell.

4. The sofa cloth stitching and fixing device convenient for quick positioning according to claim 3, wherein the mounting shell is provided with a jack for inserting a sewing needle, positioning pins horizontally penetrate through two sides of the mounting shell, a third spring is fixedly connected between the positioning pins and the outer wall of the mounting shell, a clamping groove for inserting the positioning pins is formed in the end part of the sewing needle, a plurality of elastic pieces are axially fixed on the outer side wall of each positioning pin, and the elastic pieces are abutted against the clamping groove.

5. The sofa cloth stitching and fixing device facilitating quick positioning according to claim 3, wherein the turntable is rotatably provided with a third screw rod along a radial direction thereof, the third screw rod is threadedly connected with a mounting block, the mounting block is slidably connected with the turntable, and the pin shaft is fixed on the mounting block.

6. The sofa fabric stitching fixture device facilitating quick location as recited in claim 1, wherein the locating assembly comprises:

the mounting rod is fixedly mounted on the movable seat;

7. The sofa cloth stitching and fixing device facilitating quick positioning according to claim 6, wherein the mounting rod comprises a sleeve, a supporting rod and a first spring, one end of the sleeve is fixedly connected with the movable seat, the supporting rod is inserted into the other end of the sleeve, the supporting rod is arranged in a sliding manner along the length direction of the sleeve, and the first spring is arranged in the sleeve.

8. The sofa cloth stitching and fixing device convenient for quick positioning as claimed in claim 7, wherein a first wedge block is arranged in the sleeve at the side of the first spring away from the supporting rod, the first wedge block is connected with the sleeve in a sliding manner, a second wedge block matched with the first wedge block is arranged on the first wedge block, the contact surface between the first wedge block and the second wedge block is an inclined surface, a fourth screw rod is arranged on the side wall of the sleeve in a penetrating and threaded manner, and the fourth screw rod is connected with the side wall of the second wedge block in a rotating manner.

9. The sofa stitching fixture device facilitating quick positioning of claim 6, wherein the adjustment assembly comprises:

the internal thread sleeve is in threaded connection with the first screw rod;

10. The sofa fabric stitching and securing device facilitating quick positioning of claim 3, further comprising a protective assembly, the protective assembly comprising: