CN212800756U - Button clamping device of button sewing machine - Google Patents

Abstract

The utility model provides a button clamping device of button sewing machine, includes the clip bottom plate, clip bottom plate one end is fixed with crosses the line piece, the bilateral symmetry of crossing line piece top is provided with left buckle arm clamp and right buckle arm clamp, the rear end that left side buckle arm clamp and right buckle arm clamp is articulated on the clip bottom plate, it is equipped with the clip spring to detain between left side buckle arm clamp and the right buckle arm clamp, clip bottom plate middle part is equipped with the linkage gleitbretter, is equipped with two oblique guide slots that are outer eight on the linkage gleitbretter, and sliding connection has a guide screw in the oblique guide slot, two guide screw presss from both sides with left buckle arm, the middle part fixed connection that right buckle arm pressed from both sides respectively, clip bottom plate one end upside is fixed with button clamp arm and button clamp plate. The utility model discloses a left side is detained the arm and is pressed from both sides and open and shut with the right side arm clamp simultaneously, and the knot clamp plate arm of back-and-forth movement on the cooperation linkage slide block carries out three point center centre gripping, can satisfy the demand of making up of the round button of equidimension not, makes production efficiency obtain very big improvement.

Description

Button clamping device of button sewing machine

Technical Field

The utility model relates to a sewing machine technical field especially relates to a button clamping device of button sewing machine.

Background

Button sewing machines (also known as snap button sewing machines, beer machines and button sewing machines) are mainly used for the sewing of various metal buttons, decorative buttons, I-shaped buttons and air holes and are widely used in clothing factories and leather bag processing enterprises. Only a pair of dies is arranged on a traditional button sewing machine frame, and in practical use, because the types of buttons are many, the buttons with different sizes generally need to be sewed, if a special die is arranged, the cost is high, and the manual binding is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that above-mentioned prior art exists, provide a button clamping device of button sewing machine, can fix a position and the centre gripping to the round button of equidimension not, improve production efficiency, practice thrift the cost

The utility model provides a technical scheme that its technical problem adopted: a button clamping device of a button sewing machine comprises a clamping and buckling bottom plate, wherein a thread passing piece is fixed at one end of the clamping and buckling bottom plate, a first thread passing notch is formed in one end of the thread passing piece, a handle or a buckling nose on the back face of a foot button can be placed in the first thread passing notch, a left buckling arm clamp and a right buckling arm clamp are symmetrically arranged on the left side and the right side above the thread passing piece, the front ends of the left buckling arm clamp and the right buckling arm clamp are positioned on two sides of the first thread passing notch, the button is placed between the left buckling arm clamp and the right buckling arm clamp, positioning inclined planes are arranged on the inner sides of the left buckling arm clamp and the right buckling arm clamp, the two positioning inclined planes are in an inner eight shape and can be used for carrying out central positioning on the button, the rear ends of the left buckling arm clamp and the right buckling arm clamp are hinged on the clamping and buckling bottom plate, a clamping and buckling spring for folding is installed between the outer side of the left buckling arm clamp and the outer side of the right buckling arm, be equipped with two oblique guide slots that are outer eight on the linkage gleitbretter, sliding connection has a guide screw in the oblique guide slot, two guide screw respectively with left buckle arm clamp, the middle part fixed connection that right buckle arm pressed from both sides, clip bottom plate one end upside is fixed with the button clamp plate arm, and the button clamp plate arm is located left buckle arm clamp and right buckle arm clamp centre, button clamp plate arm front end upside is fixed with the button clamp plate, and button clamp plate front end surpasss one section distance of button clamp plate arm terminal surface.

Through the technical scheme, cloth is pushed into the space between the button wall clamp and the thread passing piece, the left button arm clamp and the right button arm clamp are opened by hands, the distance between the two guide screws is increased in the opening process, the linkage sliding piece moves backwards through the inclined guide groove to drive the button pressing plate arm and the button pressing plate to retract backwards, then the button is placed on, a handle or a button nose on the back of the button with a foot can be placed into the first thread passing notch, then the left button arm clamp and the right button arm clamp are loosened, the two positioning inclined planes clamp two sides of the button under the action of the clamping spring, the distance between the two guide screws is reduced in the closing process to drive the button pressing plate arm and the button pressing plate to extend forwards, the end face of the button pressing plate arm is abutted against the side face, three-point clamping is formed by matching the two positioning inclined planes, the center positioning and the clamping of the button are realized, the button pressing plate can press the upper surface of the button to avoid bouncing up, the utility model discloses can fix a position the centre gripping to the button of equidimension not, adaptability is good, can improve production efficiency, reduces research and development special mould cost.

Detain sub-clamp plate arm front end and be equipped with the flexible locating piece, can improve self-adaptability, detain sub-clamp plate front end downside and be fixed with the elastic pressing block, the elastic pressing block front portion is equipped with the direction inclined plane, can laminate fixedly to the surface of the button of different thickness, and the terminal surface at elastic pressing block rear portion offsets with the anterior terminal surface of flexible locating piece, can carry on spacingly to the flexible locating piece, flexible locating piece rear end is equipped with the telescopic link, is equipped with flexible hole on detaining sub-clamp plate arm front end, is equipped with reset spring in the flexible hole, flexible hole and telescopic link clearance fit sliding connection, flexible locating piece can be changed and reform transform to the location demand of adaptation different shapes button.

Further perfection, the buckle bottom plate is fixed with the apron, is equipped with on the apron and pushes away the keyway, pushes away the keyway and goes up slidable mounting and have the key that pushes away, pushes away the key and passes through screw fixed connection with linkage gleitbretter upper surface, can remove the linkage gleitbretter through pushing away the key, conveniently realizes opening and foling two left buckle arm clamps and right buckle arm clamp.

Further perfect, clip bottom plate one side is equipped with spacing piece, is equipped with the adjustment tank on the spacing piece, is equipped with two adjusting screw in the adjustment tank, spacing piece is through two adjusting screw fixed connection clip bottom plates, spacing piece inboard is equipped with spacing lug, it is equipped with spacing post to correspond spacing lug on the linkage gleitbretter, can realize the control to linkage gleitbretter displacement through spacing piece, adjusts the centre gripping space, makes left buckle arm clamp, right buckle arm clamp and button clamp plate arm realize fixing a position the button of fixed shape size, and repeated positioning accuracy is high.

Further perfect, thread sheet mounting groove is equipped with to clip bottom plate one end, is equipped with the fixed location nail of crossing the thread sheet on crossing the thread sheet mounting groove, crosses the thread sheet and can change, first crossing thread sheet mounting groove one end of thread sheet below the thread gap and being equipped with the second and crossing the thread gap, the second is crossed the thread gap area and is greater than the first area of crossing the thread gap, cross the thread sheet other end and be equipped with the notch, the linkage gleitbretter front portion extends to have the lug that is used for supporting button clamp plate arm, and the lug can accept into the notch when the linkage gleitbretter slides forward, and the structural strength of button clamp plate arm is higher like this, is difficult to produce, and positioning performance is better, the first structure of crossing the thread gap is narrow inside and wide outside, and the first outside both sides of crossing the thread gap are equipped with the dogtooth, and inside both sides are equipped with V type groove and semicircle type groove respectively, make.

Further perfection, the sliding sheets are fixed on the two sides of the lower side of the front end of the clamping bottom plate, and the clamping bottom plate is convenient to mount on a sewing machine table board.

Further perfection, the upper side of the rear end of the clip bottom plate is fixed with a sliding block, and the sliding block is convenient to mount on a groove of a sewing machine.

Further perfection, the guide screw is sleeved with the bearing, and the outer ring of the bearing is connected with the inclined guide groove in a matched mode, so that friction force can be reduced.

Further perfection, the upper side surfaces of the left buckling arm clamp and the right buckling arm clamp are provided with friction grains.

Further perfect, the mounting groove bottom is equipped with two bar holes, and convenient equipment forms the backup pad between the bar hole.

The utility model discloses profitable effect is: the utility model discloses a left side is detained arm clamp and right side and is detained the arm clamp and can open and shut simultaneously, the button clamp plate arm of back-and-forth movement on the cooperation linkage slide, three point center centre gripping is carried out to the button head that has the foot button, can push down the button upper surface through the button clamp plate on the button clamp plate arm, avoid the button to bounce, realize omnidirectional fixed centre gripping, then the button nose that the seam needle of button sewing machine passed the foot button downwards gets into first crossing the line breach and implements the binding to having the foot button, left side is detained arm clamp and right side and is detained the arm clamp and open and shut freely simultaneously, high durability and convenient operation, the clamp is detained firmly, the binding is tight, can satisfy making up of the round button of equidimension not, make production efficiency obtain very big improvement, artifical intensity of labour greatly reduced.

Drawings

FIG. 1 is a schematic front view of the present embodiment;

FIG. 2 is a schematic structural diagram of the back side of the present embodiment;

FIG. 3 is a schematic structural diagram of a cover plate according to the present embodiment;

FIG. 4 is a side sectional view schematically illustrating the structure of the present embodiment;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 4;

FIG. 6 is a schematic view of a linked slide structure according to the present embodiment;

FIG. 7 is a schematic view of the structure of the wire-passing piece of the present embodiment;

description of reference numerals: 1. the clip bottom plate, 11, mounting grooves, 111, strip-shaped holes, 112, support plates, 12, limiting pieces, 121, adjusting grooves, 122, limiting lugs, 13, adjusting screws, 14, wire-passing piece mounting grooves, 141, positioning nails, 142, second wire-passing notches, 15, sliding pieces, 16, sliding blocks, 2, wire-passing pieces, 21, first wire-passing notches, 211, convex teeth, 212, V-shaped grooves, 213, semicircular grooves, 22, notches, 3, left buckle arm clamps, 4, right buckle arm clamps, 5, clip springs, 6, positioning inclined planes, 7, linkage sliding pieces, 71, inclined guide grooves, 72, guide screws, 721, bearings, 73, limiting columns, 74, lugs, 8, buckle pressing plate arms, 81, buckle pressing plates, 82, elastic telescopic positioning blocks, 83, elastic pressing blocks, 831, guide inclined planes, 84, telescopic rods, 85, telescopic holes, 86, reset springs, 9, cover plates, 91, push key grooves, 92, and push key grooves, And pushing the key.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the button clamping device of the button sewing machine comprises a clamping and buckling bottom plate 1, wherein a thread passing piece 2 is fixed at one end of the clamping and buckling bottom plate 1, a first thread passing notch 21 is formed in one end of the thread passing piece 2, a handle or a buckling nose on the back of a foot button can be placed in the first thread passing notch 21, a left buckling arm clamp 3 and a right buckling arm clamp 4 are symmetrically arranged on the left and right above the thread passing piece 2, the front ends of the left buckling arm clamp 3 and the right buckling arm clamp 4 are located on two sides of the first thread passing notch 21, a button is placed between the left buckling arm clamp 3 and the right buckling arm clamp 4, positioning inclined planes 6 are arranged on the inner sides of the left buckling arm clamp 3 and the right buckling arm clamp 4, the two positioning inclined planes 6 are in an eight shape and can perform center positioning on the button, the rear ends of the left buckling arm clamp 3 and the right buckling arm clamp 4 are hinged on the clamping and buckling bottom plate 1, and a clamping and buckling spring 5 for folding is installed between the outer side of the left buckling arm clamp 3 and the outer side of the, the utility model discloses a buckle clamp, including base plate, clamping and buckling bottom plate 1, mounting groove 11, sliding connection have linkage gleitbretter 7 on the mounting groove 11, are equipped with two oblique guide slots 71 that are outer eight on the linkage gleitbretter 7, and sliding connection has guide screw 72 in the oblique guide slot 71, two guide screw 72 presss from both sides 3, the right middle part fixed connection who detains arm clamp 4 with left buckle arm respectively, 1 one end upside of clamping and buckling bottom plate is fixed with buckle clamp arm 8, and buckle clamp arm 8 is located left buckle arm clamp 3 and right buckle arm clamp 4 centre, buckle clamp arm 8 front end upper side is fixed with buckle clamp plate 81, and buckle clamp plate 81 front end surpasss buckle clamp plate arm 8 terminal surface one section distance.

Through the technical scheme, firstly, cloth is pushed into a space between the button wall clamp and the thread passing piece 2, the left button arm clamp 3 and the right button arm clamp 4 are opened by hand, the distance between the two guide screws 72 is increased in the opening process, the linkage slip sheet 7 is moved backwards through the inclined guide groove 71 to drive the button pressing plate arm 8 and the button pressing plate 81 to retract backwards, then the button is placed, the handle or the button nose on the back of the button with feet can be placed into the first thread passing notch 21, then the left button arm clamp 3 and the right button arm clamp 4 are loosened, under the action of the clamping spring 5, the two positioning inclined planes 6 clamp two sides of the button, the distance between the two guide screws 72 is reduced in the closing process to drive the button pressing plate arm 8 and the button pressing plate 81 to extend forwards, the button pressing plate arm 8 abuts against the side surface, three-point clamping is formed by matching the two positioning inclined planes 6, and the center positioning and the clamping of the button are realized, button clamp plate 81 can push down the upper surface of button, avoids the button to bounce, the utility model discloses can fix a position the centre gripping to the button of equidimension not, adaptability is good, can improve production efficiency, reduces research and development special mould cost.

The front end of the button pressing plate arm 8 is provided with an elastic telescopic positioning block 82, the self-adaptive capacity can be improved, an elastic pressing block 83 is fixed on the lower side of the front end of the button pressing plate 81, a guide inclined plane 831 is arranged on the front portion of the elastic pressing block 83, the surface of the button with different thicknesses can be attached and fixed, the end face of the rear portion of the elastic pressing block 83 is abutted to the front end face of the elastic telescopic positioning block 82, the elastic telescopic positioning block 82 can be limited, a telescopic rod 84 is arranged at the rear end of the elastic telescopic positioning block 82, a telescopic hole 85 is formed in the front end face of the button pressing plate arm 8, a reset spring 86 is arranged in the telescopic hole 85, the telescopic hole 85 is in clearance fit sliding connection with the telescopic rod 86, and the elastic telescopic positioning.

The buckle bottom plate 1 is fixed with the apron 9, is equipped with on the apron 9 and pushes away keyway 91, pushes away slidable mounting on keyway 91 and has a push key 92, pushes away key 92 and passes through screw fixed connection with linkage gleitbretter 7 upper surface, can remove linkage gleitbretter 7 through pushing away key 92, conveniently realizes opening and foling two left buckle arm presss from both sides 3 and right buckle arm presss from both sides 4.

The utility model discloses a button fixing device, including linkage gleitbretter 7, button clamp, clamping buckle bottom plate 1, spacing piece 12, spacing lug 122, it is equipped with two adjusting screw 13 to correspond spacing lug 122 on the adjusting groove 121, spacing piece 12 is through two adjusting screw 13 fixed connection clamping buckle bottom plate 1, spacing piece 12 inboard is equipped with spacing lug 122, it is equipped with spacing post 73 to correspond spacing lug 122 on the linkage gleitbretter 7, can realize fixing a position the button of fixed shape size through spacing piece 12, adjusts the centre gripping space, makes left side detain arm clamp 3, right side detain arm clamp 4 and button clamp arm 8 realization, and repeated positioning accuracy is.

One end of the clip bottom plate 1 is provided with a thread passing piece mounting groove 14, the thread passing piece mounting groove 14 is provided with a positioning nail 141 for fixing the thread passing piece 2, the thread passing piece 2 can be replaced, a second wire passing notch 142 is arranged at one end of the wire passing sheet installation groove 14 below the first wire passing notch 21, the area of the second wire passing notch 142 is larger than that of the first wire passing notch 21, the other end of the wire passing sheet 2 is provided with a notch 22, the front part of the linkage sliding sheet 7 extends to form a lug 74 for supporting the button press plate arm 8, the lug 74 can be accommodated in the notch 22 when the linkage sliding sheet 7 slides forwards, the structural strength of button clamp arm 8 is higher like this, is difficult to produce, and positioning performance is better, the first structure of crossing line breach 21 is narrow interior wide outward, and the first outside both sides of crossing line breach 21 are equipped with dogtooth 211, and inside both sides are equipped with V type groove 212 and semicircle type groove 523 respectively, conveniently fix the lock nose or the button handle at the button back of different shapes.

The sliding sheets 15 are fixed on two sides of the lower side of the front end of the clamping bottom plate 1 and are convenient to mount on a sewing machine table board. The upper side of the rear end of the clip bottom plate 1 is fixed with a slide block 16 which is convenient to be arranged on a groove of a sewing machine. The guide screw 72 is sleeved with a bearing 721, and the outer ring of the bearing 721 is matched and connected with the inclined guide groove 71, so that the friction force can be reduced. The upper side surfaces of the left buckling arm clamp 3 and the right buckling arm clamp 4 are provided with friction grains 31. The mounting groove 11 bottom is equipped with two bar holes 111, and convenient equipment forms backup pad 112 between the bar hole 111.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (10)

1. The utility model provides a button clamping device of button sewing machine, includes clip bottom plate (1), characterized by: the cable clip is characterized in that a line passing piece (2) is fixed at one end of the clip bottom plate (1), a first line passing notch (21) is formed in one end of the line passing piece (2), a left buckle arm clamp (3) and a right buckle arm clamp (4) are symmetrically arranged on the left side and the right side above the line passing piece (2), the front ends of the left buckle arm clamp (3) and the right buckle arm clamp (4) are located on two sides of the first line passing notch (21), positioning inclined planes (6) are arranged on the inner sides of the left buckle arm clamp (3) and the right buckle arm clamp (4), the two positioning inclined planes (6) are in an inner eight shape, the rear ends of the left buckle arm clamp (3) and the right buckle arm clamp (4) are hinged to the clip bottom plate (1), a clip spring (5) for folding is installed between the outer side of the left buckle arm clamp (3) and the outer side of the right buckle arm clamp (4), a mounting groove (11) is formed in the middle of the clip bottom plate (1), and a linkage slip sheet (7) is connected, be equipped with two oblique guide slot (71) that are outer eight on linkage gleitbretter (7), sliding connection has guide screw (72) in oblique guide slot (71), two guide screw (72) detain the middle part fixed connection that arm clamp (3), right side detained arm clamp (4) with a left side respectively, it is fixed with button clamp plate arm (8) to press from both sides knot bottom plate (1) one end upside, and button clamp plate arm (8) are located a left side and detain the arm clamp (3) and detain the arm clamp (4) in the middle of, button clamp plate arm (8) front end upside is fixed with button clamp plate (81), and button clamp plate (81) front end surpasss a section distance of button clamp plate arm (8) terminal surface.

2. The button holding device of a button sewing machine according to claim 1, characterized in that: the buckle pressing plate comprises a buckle pressing plate arm (8), and is characterized in that an elastic telescopic positioning block (82) is arranged at the front end of the buckle pressing plate arm (8), an elastic pressing block (83) is fixed on the lower side of the front end of the buckle pressing plate (81), a guide inclined plane (831) is arranged at the front part of the elastic pressing block (83), the rear end of the elastic pressing block (83) is abutted to the front end face of the elastic telescopic positioning block (82), a telescopic rod (84) is arranged at the rear end of the elastic telescopic positioning block (82), a telescopic hole (85) is formed in the front end face of the buckle pressing plate arm (8), a reset spring (86) is arranged in the telescopic hole (85).

3. The button holding device of a button sewing machine according to claim 1, characterized in that: the clamping buckle bottom plate (1) is fixed with a cover plate (9), a push key groove (91) is formed in the cover plate (9), a push key (92) is slidably mounted on the push key groove (91), and the push key (92) is fixedly connected with the upper surface of the linkage sliding piece (7) through screws.

4. The button holding device of a button sewing machine according to claim 1, characterized in that: the clamping buckle is characterized in that a limiting piece (12) is arranged on one side of the clamping buckle bottom plate (1), an adjusting groove (121) is formed in the limiting piece (12), two adjusting screws (13) are arranged in the adjusting groove (121), the limiting piece (12) is fixedly connected with the clamping buckle bottom plate (1) through the two adjusting screws (13), a limiting convex block (122) is arranged on the inner side of the limiting piece (12), and a limiting column (73) is arranged on the linkage sliding piece (7) corresponding to the limiting convex block (122).

5. The button holding device of a button sewing machine according to claim 1, characterized in that: one end of the clip bottom plate (1) is provided with a thread passing sheet mounting groove (14), the thread passing sheet mounting groove (14) is provided with a positioning nail (141) for fixing the thread passing sheet (2), a second wire passing notch (142) is arranged at one end of the wire passing sheet installation groove (14) below the first wire passing notch (21), the area of the second wire passing notch (142) is larger than that of the first wire passing notch (21), a notch (22) is arranged at the other end of the wire passing sheet (2), a convex block (74) for supporting the button pressing plate arm (8) extends from the front part of the linkage sliding sheet (7), the convex block (74) can be accommodated into the notch (22) when the linkage sliding sheet (7) slides forwards, the first line passing notch (21) is narrow in structure and wide in structure, convex teeth (211) are arranged on two sides of the outer portion of the first line passing notch (21), and a V-shaped groove (212) and a semicircular groove (523) are arranged on two sides of the inner portion of the first line passing notch respectively.

6. The button holding device of a button sewing machine according to claim 1, characterized in that: and sliding sheets (15) are fixed on two sides of the lower side of the front end of the clamping bottom plate (1).

7. The button holding device of a button sewing machine according to claim 1, characterized in that: a sliding block (16) is fixed on the upper side of the rear end of the clip bottom plate (1).

8. The button holding device of a button sewing machine according to claim 1, characterized in that: the guide screw (72) is sleeved with a bearing (721), and the outer ring of the bearing (721) is matched and connected with the inclined guide groove (71).

9. The button holding device of a button sewing machine according to claim 1, characterized in that: and friction grains (31) are arranged on the upper side surfaces of the left buckling arm clamp (3) and the right buckling arm clamp (4).

10. The button holding device of a button sewing machine according to claim 1, characterized in that: the mounting groove (11) bottom is equipped with two bar holes (111), forms backup pad (112) between bar hole (111).

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