Sewing thread stand convenient to take

Abstract

The utility model provides a thread stand convenient to take sewing threads, which belongs to the technical field of sewing machines and comprises a support, a connecting column and a support plate, the connecting column is fixedly connected onto the support plate, the support plate is arranged on the support, the thread stand is characterized by further comprising a telescopic mechanism and a limiting mechanism, the telescopic mechanism is arranged on the support, and the limiting mechanism is arranged on the support. The telescopic mechanism comprises a connecting block, the connecting block is fixedly connected to the supporting plate, the supporting plate moves up and down through the telescopic mechanism, the limiting mechanism comprises limiting plates and a connecting ring, the connecting ring is fixedly connected to the outer wall of the supporting column, three limiting plates are fixedly connected to the connecting ring, and the limiting plates are fixedly connected to the connecting ring. The thread stand comprises a limiting plate and a bobbin, the limiting plate is made of an elastic material, the bobbin is arranged on the limiting plate in a sleeving mode, and the thread stand is used for solving the technical problem that in the prior art, when a large number of sewing threads with different colors are used, a worker cannot conveniently use the thread stand.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sewing machine technical field, concretely relates to a kind of sewing thread rack for easy to take. BACKGROUND

[0002] Sewing machine is a kind of very common equipment in textile field, two pieces of cloth are sewn together, or the edge of a piece of cloth is folded and sewn, and the edge is collected, sewing machine works, and sewing thread is indispensable, sewing thread is wound on bobbin, and thread holder is generally provided on sewing machine for placing bobbin, in order to be beautiful, different color and style of cloth will select different sewing thread, so that the color and thickness of sewing thread are matched with the cloth to be sewn, to achieve the visual effect of beauty, so that sewing machine processes different cloth will need to replace sewing thread.The utility model discloses a kind of thread holder of adjustable height for easy to fix of sewing machine, including adjusting mechanism, first fixed block and anti-friction mechanism, the adjusting mechanism includes adjusting screw, connecting rod and adjusting hole, and connecting rod is provided with adjusting hole in its inside, the upper and lower sides of connecting rod are all installed with adjusting screw, the side of first fixed block is fixed with first horizontal arm, and first fixed block is located at the side of adjusting mechanism, the middle part of first horizontal arm is installed with second fixed block, and the upper of second fixed block is fixed with placing disc.The above-mentioned device can place the number of sewing thread bobbins is less, when the number of different color sewing thread used in work is more, the space of ordinary sewing machine operating platform is limited, cannot satisfy different color sewing thread bobbins are placed simultaneously, staff needs to replace bobbin at any time, and it is inconvenient to take sewing thread bobbin from thread holder when replacing bobbin, reduce work efficiency. CONTENT OF UTILITY MODEL

[0003] Therefore, the utility model provides a kind of sewing thread rack for easy to take, which is used to solve the technical problem that when the number of different color sewing thread used in work is more, the space of ordinary sewing machine operating platform is limited, cannot satisfy different color sewing thread bobbins are placed simultaneously, and it is inconvenient to take sewing thread bobbin from thread holder when replacing bobbin, reduce work efficiency.The utility model is realized as follows:the utility model provides a kind of sewing thread rack for easy to take, including support, support plate and connecting column, the connecting column is fixedly connected on the support plate, the support plate is arranged on the support, wherein, the support is arranged above sewing machine operating platform, further including telescopic mechanism and limiting mechanism, the telescopic mechanism is arranged on the support, the telescopic mechanism includes connecting block, the connecting block is fixedly connected on the support plate, the support plate moves up and down by the telescopic mechanism, the limiting mechanism includes limiting plate and connecting ring, the connecting ring is fixedly connected on the outer wall of the connecting column, three limiting plates are fixedly connected on the connecting ring, the limiting plate is elastic material, and bobbin is sleeved on the limiting plate.

[0004] The number of the connecting columns is set to be multiple.

[0005] The telescopic mechanism facilitates the downward movement of the supporting plate to the height at which the staff can easily take the bobbin, and the staff does not need to stand to adjust the height, the multiple connecting columns facilitate the placement of multiple bobbins of different colors, the elasticity and softness of the elastic limiting plate facilitate the clamping of the bobbin on the limiting plate to facilitate the replacement of the bobbin, the staff can directly manually pull down the bobbin at any time, and the limiting plate prevents the bobbin from sliding off, so that the replacement of the bobbin is more convenient, and the sewing machine is convenient to use. Further, the telescopic mechanism comprises a cylinder, a first gear, a second gear, a connecting rod, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a rotating rod, and a driving motor, the driving motor drives the second gear to rotate, the second gear is engaged with the connecting rod, the rotating rod is fixedly connected with the first gear, one end of the cylinder is fixedly connected with the support, and the other end of the cylinder is fixedly connected with the first connecting rod, one end of the second connecting rod is rotatably connected with the first connecting rod, the other end of the second connecting rod is rotatably connected with the fifth connecting rod, one end of the fourth connecting rod is rotatably connected with the first connecting rod, the other end of the fourth connecting rod is rotatably connected with the fifth connecting rod, the second connecting rod and the fourth connecting rod are cross-connected and rotatably connected with the third connecting rod, one end of the two fourth connecting rods is fixedly connected with the rotating rod, and the other end of the two fourth connecting rods is rotatably connected with the first connecting rod. Further, the number of the first connecting rod, the second connecting rod, the third connecting rod, the fourth connecting rod, and the fifth connecting rod is set to be multiple. Further, the connecting blocks are fixedly connected with the first connecting rod and the fifth connecting rod, and the connecting blocks are fixedly connected with the supporting plate. Further, a fourth connecting plate is fixedly connected with the support, a sixth connecting plate is fixedly connected with the fourth connecting plate, a first connecting plate is fixedly connected between the two sixth connecting plates, a limiting ring is arranged at the lower part of the first connecting plate, and the cylinder is telescopically arranged in the limiting ring.

[0006] The limiting ring facilitates the limiting of the cylinder to ensure the stability of the movement of the cylinder. Further, grooves are arranged in the sixth connecting plate, and the two ends of the first connecting rod fixedly connected with the cylinder are slidingly matched with the grooves.

[0007] Through the chute opened on the sixth connecting plate, the first connecting rod is driven to move on the chute by the air cylinder, the second connecting rod and the fourth connecting rod are driven to rotate by the movement of the first connecting rod, the first connecting rod and the fifth connecting rod on the two sides of the third connecting rod are driven to move downwards, and then the supporting plate is driven to move downwards, and the distance between the adjacent two first connecting rods and the adjacent two fifth connecting rods becomes larger in the process of gradually moving downwards. Further, the second connecting plate, the third connecting plate, the fourth connecting rod and the fifth connecting rod are arranged on the bracket, the driving motor is arranged on the second connecting plate, the first gear and the second gear are both rotationally connected to the third connecting plate, and the rotating rod is fixedly connected to the first gear by penetrating through the fifth connecting plate, the sixth connecting plate and the third connecting plate. Further, the limiting plates are arranged in a fan shape, and three limiting plates are arranged on each connecting ring. Further, the radius of the fan shape is larger than the inner wall radius of the thread cylinder. Further, four limiting plates are arranged on each connecting column. Compared with the prior art, the utility model provides a thread rack convenient to take, which has the beneficial effects that: through the arrangement of multiple connecting columns, multiple thread cylinders of different colors can be placed, and through the limiting mechanism arranged on the connecting column, the limiting plate can limit the thread cylinder to be placed, so that the thread cylinder is prevented from falling down, and a new thread cylinder can be conveniently taken and replaced; through the arrangement of the telescopic mechanism, the supporting plate can be driven to move downwards to select thread cylinders of different colors according to needs during sewing by the telescopic mechanism, and the height of the supporting plate can also be adjusted according to the height of the worker through the telescopic mechanism, so that the worker can operate conveniently, the thread rack can place multiple thread cylinders of different colors at the same time, the use space of the operation table is saved, the operator does not need to replace the thread cylinder on the thread rack at any time, and the utility model is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0008] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiments, it should be understood, the following drawings only shows some embodiments of the utility model, therefore should not be regarded as the limitation to the range, for the ordinary skilled person in the art, under the premise of not paying the creative labor, also can obtain other related drawings according to these drawings.

[0009] Figure 1 The utility model provides a kind of overall schematic diagram of convenient to take sewing thread rack for the utility model; Figure 2 The utility model provides a kind of limiting plate schematic diagram of convenient to take sewing thread rack for the utility model; Figure 3 The utility model provides a kind of second connecting rod schematic diagram of convenient to take sewing thread rack for the utility model; Figure 4The utility model provides a convenient to take sewing thread frame telescopic mechanism detail drawing of getting thread frame telescopic mechanism; in the drawing, the component list of each sign represents is as follows: 10, support; 11, first connecting plate; 12, second connecting plate; 13, third connecting plate; 14, fourth connecting plate; 15, fifth connecting plate; 20, support plate; 30, support plate; 40, limiting plate; 41, connecting ring; 50, telescopic mechanism; 51, air cylinder; 52, first gear; 53, second gear; 54, connecting rod; 55, first connecting rod; 56, second connecting rod; 57, third connecting rod; 58, fourth connecting rod; 59, fifth connecting rod; 60, sixth connecting plate; 61, sliding slot; 70, connecting block. DETAILED DESCRIPTION

[0010] For the purpose, technical scheme and advantages of the embodiments of the utility model, the technical scheme in the embodiments of the utility model will be described clearly and completely in the following by combining with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0011] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0012] As Figures 1-4As shown, the utility model provides a kind of sewing thread rack convenient to take, including support 10, support plate 20 and connecting column 30, support connecting column 30 is fixedly connected on support plate 20, support plate 20 is set on support 10, wherein, still including telescopic mechanism 50 and limiting mechanism, by setting telescopic mechanism 50, it is convenient to drive support plate 20 to move downwards, it is convenient for staff to select different color bobbin in the operation process, and bobbin placed by limiting mechanism slides off. Wherein support 10 can be fixedly connected on the crossbeam above sewing machine by fixing part, and crossbeam is usually set in sewing workshop. Second connecting plate 12, third connecting plate 13, fourth connecting plate 14 and fifth connecting plate 15 are provided on support 10, sixth connecting plate 60 is fixedly connected on fourth connecting plate 14, sliding slot 61 is opened on sixth connecting plate 60, first connecting plate 11 is fixedly connected between two sixth connecting plates 60, limiting ring is arranged in the lower portion of first connecting plate 11, and cylinder 51 telescopes in limiting ring, and first connecting rod 55 fixedly connected with cylinder 51 slides on sliding slot 61. Telescopic mechanism 50 includes cylinder 51, first gear 52, second gear 53, connecting rod 54, first connecting rod 55, second connecting rod 56, third connecting rod 57, fourth connecting rod 58, fifth connecting rod 59, rotating rod, drive motor, the number of first connecting rod 55, second connecting rod 56, third connecting rod 57, fourth connecting rod 58 and fifth connecting rod 59 are all set to multiple, first connecting rod 55, third connecting rod 57 and fifth connecting rod 59 are adjacent in horizontal direction, multiple first connecting rod 55 are adjacent in vertical direction, multiple third connecting rod 57 are adjacent in vertical direction, multiple fifth connecting rod 59 are adjacent in numerical value direction, connecting block 70 is fixedly connected on last first connecting rod 55 and last fifth connecting rod 59 in vertical direction from top to bottom respectively, and connecting block 70 is fixedly connected with support plate 20. Drive motor is arranged on second connecting plate 12, first gear 52 and second gear 53 are all rotatably connected on third connecting plate 13, rotating rod passes through fifth connecting plate 15, sixth connecting plate 60 and third connecting plate 13 and is fixedly connected first gear 52. Drive motor drives second gear 53 to rotate, second gear 53 is engaged with connecting rod 54, rotating rod is fixedly connected with first gear 52, one end of cylinder 51 is fixedly connected on support 10, and the other end is fixedly connected on first connecting rod 55, two second connecting rods 56 are a group, one end of two second connecting rods 56 is rotatably connected on both ends of first connecting rod 55 respectively, the other end of two second connecting rods 56 is rotatably connected on both ends of fifth connecting rod 59 respectively, two fourth connecting rods 58 are a group, one end of two fourth connecting rods 58 is rotatably connected on both ends of first connecting rod 55 respectively, the other end of two fourth connecting rods 58 is rotatably connected on both ends of fifth connecting rod 59 respectively, and second connecting rod 56 and fourth connecting rod 58 are cross arranged and rotatably connected by third connecting rod 57.

[0013] The first fourth connecting rod 58 is fixedly connected at one end in the vertical direction from top to bottom, and is rotatably connected at the other end to the first connecting rod 55. The other end of the second fourth connecting rod 58 to the last fourth connecting rod 58 is rotatably connected to the fifth connecting rod 59, and the other end is rotatably connected to the first connecting rod 55. The limiting mechanism includes a limiting plate 40 and four connecting rings 41. Four connecting rings 41 are arranged on each connecting column 30, and three limiting plates 40 are arranged on each connecting ring 41. The limiting plate 40 is arranged in a fan shape, and is made of elastic material. The inner wall of the wire drum can be provided with threads. When the wire drum is sleeved on the limiting plate 40, the elastic limiting plate 40 abuts against the inner wall of the wire drum, and the wire drum can be fixed outside the limiting plate 40. When the wire drum has threads, the friction between the elastic limiting plate 40 and the inner wall of the wire drum can be increased. Specifically, in use, the driving motor is driven, the output shaft of the driving motor is fixedly connected with the second gear 53 to drive the second gear 53 to rotate, the second gear 53 is engaged with the first gear 52, the first gear 52 rotates, and the first gear 52 drives the first group of fourth connecting rods 58 to move downward. At the same time, the air cylinder 51 is driven, the air cylinder 51 drives the first connecting rod 55 to move on the sliding groove 61 to the rotating rod. At this time, the fourth connecting rod 58 and the second connecting rod 56 rotate downward, drive the supporting plate 20 to move downward, and after adjusting the position, the driving motor and the air cylinder 51 are turned off. The operator selects the wire drum of the required color according to the need. When the wire on the wire drum is used up and needs to be replaced, the operator can directly pull out the wire drum with his hand. The elastic limiting plate 40 returns to its original state, the new wire drum is sleeved on the limiting plate 40 outside the connecting column 30, and the wire drum is abutted against the inner wall of the wire drum under the elastic action of the limiting plate 40, so that the wire drum is not easy to fall off, and the use is convenient.

[0014] The above only describes preferred embodiments of the present application and is not intended to limit the present application. Those skilled in the art can make various changes and modifications to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A sewing thread holder facilitating taking, comprising a support (10), a support plate (20) and a connecting column (30), the connecting column (30) being fixedly connected to the support plate (20), the support plate (20) being arranged on the support (10), characterized in that, The support (10) is arranged above the operating table of the sewing machine, further comprising a telescopic mechanism (50) and a limiting mechanism, the telescopic mechanism (50) is arranged on the support (10), the telescopic mechanism (50) comprises a connecting block (70), the connecting block (70) is fixedly connected to the support plate (20), the support plate (20) moves up and down through the telescopic mechanism (50), the limiting mechanism comprises a limiting plate (40) and a connecting ring (41), the connecting ring (41) is fixedly connected to the outer wall of the connecting column (30), three limiting plates (40) are fixedly connected to the connecting ring (41), the limiting plate (40) is made of elastic material, a bobbin is sleeved on the limiting plate (40), and the number of the connecting column (30) is multiple.

2. A spool for holding sewing thread for easy access as defined in claim 1, wherein, The telescopic mechanism (50) comprises a cylinder (51), a first gear (52), a second gear (53), a connecting rod (54), a first connecting rod (55), a second connecting rod (56), a third connecting rod (57), a fourth connecting rod (58), a fifth connecting rod (59), a rotating rod and a driving motor, the driving motor drives the second gear (53) to rotate, the second gear (53) is engaged with the connecting rod (54), the rotating rod is fixedly connected with the first gear (52), one end of the cylinder (51) is fixedly connected to the support (10), and the other end is fixedly connected to the first connecting rod (55), two second connecting rods (56) are a group, one end of each of the two second connecting rods (56) is rotatably connected to the first connecting rod (55), the other end of each of the two second connecting rods (56) is rotatably connected to the fifth connecting rod (59), two fourth connecting rods (58) are a group, one end of each of the two fourth connecting rods (58) is rotatably connected to the first connecting rod (55), and the other end of each of the two fourth connecting rods (58) is rotatably connected to the fifth connecting rod (59), the second connecting rod (56) and the fourth connecting rod (58) are cross arranged and rotatably connected through the third connecting rod (57), wherein one end of the first group of fourth connecting rods (58) in the vertical direction is fixedly connected to the rotating rod, and the other end of the first group of fourth connecting rods (58) is rotatably connected to the first connecting rod (55).

3. A spool for holding sewing thread for easy access as defined in claim 2, wherein, The number of the first connecting rod (55), the second connecting rod (56), the third connecting rod (57), the fourth connecting rod (58) and the fifth connecting rod (59) is multiple.

4. A spool for holding sewing thread for easy access as defined in claim 3, wherein, The connecting block (70) is fixedly connected to the first connecting rod (55) and the fifth connecting rod (59).

5. The spool for facilitating access to the thread according to claim 2, wherein, A fourth connecting plate (14) is fixedly connected to the support (10), a sixth connecting plate (60) is fixedly connected to the fourth connecting plate (14), a first connecting plate (11) is fixedly connected between the two sixth connecting plates (60), a limiting ring is arranged at the lower part of the first connecting plate (11), and the cylinder (51) telescopes in the limiting ring.

6. A spool for holding sewing thread for easy access as defined in claim 5, wherein, A sliding groove (61) is arranged on the sixth connecting plate (60), and the first connecting rod (55) fixedly connected with the air cylinder (51) is slidably connected at both ends of the sliding groove (61).

7. A spool for holding sewing thread for easy access as defined in claim 6, wherein, The support (10) is provided with a second connecting plate (12), a third connecting plate (13), a fourth connecting plate (14) and a fifth connecting plate (15), the driving motor is arranged on the second connecting plate (12), the first gear (52) and the second gear (53) are both rotatably connected on the third connecting plate (13), and the rotating rod is fixedly connected with the first gear (52) by penetrating through the fifth connecting plate (15), the sixth connecting plate (60) and the third connecting plate (13).

8. The spool for facilitating access to sewing thread according to claim 1, wherein, The limiting plates (40) are arranged in a fan shape, and three limiting plates (40) are arranged on each connecting ring (41).

9. A bobbin for ease of access to sewing thread according to claim 8, wherein, The radius of the fan shape is greater than the inner wall radius of the wire drum.

10. The spool for facilitating access to sewing thread according to claim 8, wherein, Four limiting plates (40) are arranged on each connecting column (30).

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