CN217579314U - Short thread end thread cutting device suitable for column type sewing machine - Google Patents

Abstract

The utility model provides a be applicable to column type sewing machine stub thread trimming device relates to sewing machine equipment technical field, include: a main body fixing member; the outer wall of the main body fixing part is provided with a fastening part, the main body fixing part is fixed on the sewing machine column through the fastening part, the main body fixing part is directly and fixedly installed on the outer wall of the sewing machine column through the fastening part, the installation part on the main body fixing part is arranged to be a telescopic structure, a cloth clamping component is installed at the top of the installation part in a hinged mode and is of a V-shaped structure, a cloth contact component is installed on the contact surface of the cloth clamping component, a thread end cutting part is connected between the cloth contact components in a position, the cloth contact component and the thread end cutting part are in reverse rotation, the thread end of cloth can be cut off by the thread end cutting part, the existing produced thread end is solved, operators need to cut one by one, and the problem of manufacturing and production efficiency of the whole clothes is influenced.

Description

Short thread end thread cutting device suitable for column type sewing machine

Technical Field

The utility model belongs to the technical field of sewing machine equipment, more specifically say, in particular to be applicable to column type sewing machine stub thread trimming device.

Background

With the continuous development and progress of society, the purely mechanical and manual sewing machine gradually exits from the life of people, only some clothes processing factories still use the sewing machine, and the existing sewing machine is gradually innovated, such as the latest electric column type sewing machine.

Column type sewing machine has the protrusion to bear the weight of the cylinder, can adapt to multiple sewing angle, and it is more convenient to let the work of sewing, and wherein column type sewing machine and some ordinary sewing machines will accomplish the back to the cloth sewing, can remain a thread end, and this type of thread end can cause unattractive usually, influences the pleasing to the eye after the clothing is made to need the independent operating personnel to tailor one by one, cause and produce some unnecessary work, influence the whole efficiency problem that the clothing was made.

Therefore, in view of the above, the present invention provides a thread cutting device for a short thread end of a column sewing machine, which is improved in view of the conventional structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a be applicable to column type sewing machine stub thread trimming device to solve the thread end that has now produced, need carry out operating personnel and tailor one by one, influence the problem of making and production efficiency of whole clothing.

The utility model is suitable for a purpose and efficiency of column type sewing machine stub thread-cutting device are reached by following specific technological means:

the short thread end cutting device suitable for the column type sewing machine comprises a main body fixing part; be provided with fastening component on main part fixed part's the outer wall, main part fixed part passes through fastening component to be fixed on the sewing machine post, main part fixed part outer wall is provided with the installing component simultaneously, the articulated cloth clamping component of installing component's top position installs, cloth clamping component sets up to symmetrical structure's two sets of, the position of two sets of cloth clamping component mutual contact adds and is equipped with cloth contact assembly, cloth contact assembly department installs the end of a thread cutting part, the end of a thread cutting wheel of part is the column structure, cutting wheel and cloth contact assembly are coaxial structure, be provided with the sanction piece on the outer wall of cutting wheel, the sanction piece is the arcuation sword structure that the array was arranged.

Further, the body fixing part includes: the fixing ring is of an annular structure and consists of two symmetrical semicircular frames, the outer wall of the fixing ring is provided with a mounting hole, and the mounting hole of the fixing ring is screwed with a fastening bolt.

Further, the fastening member includes: the fastening head, the fastening head is protruding block structure, and the fastening head setting is provided with three group's hole grooves at solid fixed ring's extreme position on the fastening head, and fastening head and solid fixed ring intersection are provided with the recess, and the chucking frame is installed to the joint on fastening head's the recess.

Further, the mounting member includes: the installation axle, the installation axle is the columnar structure, and the articulated position at main part fixed part is pegged graft to installation axle bottom, and the articulated bracing piece of installing the axle top, bracing piece adoption extending structure.

Further, the cloth clamping assembly comprises: the clamping rod, clamping rod is long rod column structure, and clamping rod is provided with two sets ofly altogether, and the articulated installation in bracing piece top of clamping rod top is connected with another a set of clamping rod through the connecting block bottom, and every group clamping rod all is provided with the teeth of a cogwheel with the hookup location of connecting block, connects the teeth of a cogwheel position intermeshing state of clamping rod.

Furthermore, the tail end of each group of clamping rods is provided with an inclined block facing the outer end, and the clamping rods and the inclined blocks are provided with chamfer structures.

Further, the cloth contact assembly comprises: the contact wheel, the contact wheel rotates to be installed in the upper and lower position of pressing from both sides tight pole, and the contact wheel outer wall is provided with anti-skidding groove, and contact wheel outer end department is fixed with fixed inner tower, rotates on the fixed inner tower to install six groups from the driving wheel, from the inboard contact with the contact wheel of driving wheel, from the contact of driving wheel outer end and end of a thread cutting part.

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

the utility model discloses in, directly pass through fastening part fixed mounting at the outer wall of sewing machine post with main part fixed part, the last installation component of main part fixed part sets up to extending structure, the articulated cloth clamping component of installing component's top is installed, cloth clamping component is "V" column structure, install cloth contact assembly on cloth clamping component's the contact surface, position between the cloth contact assembly is connected with the end of a thread cutting part, cloth contact assembly is the antiport with the end of a thread cutting part, let the end of a thread cutting part can be amputated the end of a thread of cloth.

The utility model discloses in, set up solid fixed ring into two sets of half circular symmetric structure, let solid fixed ring can articulate and open, realize that main part fixed part convenient and fast installs the effect in sewing machine column department, set up fastening bolt to twist and connect on solid fixed ring's outer wall, realized solid fixed ring setting after sewing machine column's outer wall department, let solid fixed ring pass through fastening bolt and realize the contact with the sewing machine column, let the stable fixing on sewing machine column of main part fixed part.

The utility model discloses in, set up the clamping bar to articulate at the bracing piece top, realize that the clamping bar can swing on the installation component, conveniently let cloth clamping unit be close to the top of sewing machine post, the cloth is directly pressed close to, realize cutting the convenience of end of a thread on the cloth, set up the mutual contact position of two sets of clamping bars to teeth of a cogwheel structure, let two sets of clamping bars when the reciprocal oscillation is opened, realize stable and synchronous effect, set up the sloping block with the clamping bar top, realize the effect that just the card inserts the cloth above the clamping bar, and set up the chamfer structure on the clamping bar, let the cloth when the clamping bar slides, avoid taking place the damage to the cloth in the same direction as sliding more.

The utility model discloses in, set up anti-skidding groove with the outer wall of contact wheel, let the cloth when the cloth presss from both sides tight subassembly and slides, realize letting the contact wheel carry out the pivoted effect, install six groups on fixed inner tower from the driving wheel, let with the contact wheel contact from the driving wheel, have and realize letting the end of a thread cutting part pass through from the driving wheel rotation when the contact wheel changes, let the end of a thread cutting part form reverse rotation effect with the contact wheel.

The utility model discloses in, be provided with on the outer wall of cutting wheel and cut the piece, set up the piece that cuts into multiunit arcuation sword and arrange, let the piece that cuts constitute multiunit sword groove, let the stable realization of piece that cuts carry out the effect that cuts to the end of a thread that has advanced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the main body fixing part of the present invention.

Fig. 3 is a schematic structural view of the cloth clamping assembly of the present invention.

Fig. 4 is a schematic structural view of the thread end cutting part of the present invention.

Fig. 5 is a schematic diagram of a partially enlarged structure at a in fig. 4 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body fixing member; 101. a fixing ring; 102. fastening a bolt; 2. a fastening member; 201. a fastening head; 202. a clamping frame; 3. a mounting member; 301. installing a shaft; 302. a support bar; 4. a cloth clamping assembly; 401. a clamping lever; 402. connecting blocks; 5. a cloth contact assembly; 501. a contact wheel; 502. a driven wheel; 503. fixing the inner frame; 6. a thread end cutting member; 601. a cutting wheel; 602. cutting into slices; 7. a sewing machine column.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a short thread end cutting device suitable for a column type sewing machine, which comprises a main body fixing part 1; be provided with fastening component 2 on main part fixed part 1's the outer wall, main part fixed part 1 passes through fastening component 2 to be fixed on sewing machine post 7, main part fixed part 1 outer wall is provided with installing component 3 simultaneously, the articulated cloth clamping component 4 of installing component 3's top position installs, cloth clamping component 4 sets up to two sets of symmetrical structure, the position of two sets of cloth clamping component 4 mutual contact adds and is equipped with cloth contact assembly 5, end of a thread cutting member 6 is installed to cloth contact assembly 5 department, end of a thread cutting member 6 cuts the cutting wheel 601 and is the column structure, cutting wheel 601 and cloth contact assembly 5 are coaxial structure, be provided with cutting blade 602 on cutting wheel 601's the outer wall, cutting blade 602 is the arcuation sword structure of array arrangement, set up cutting blade 602 into multiunit arcuation sword and arrange, let cutting blade 602 constitute multiunit sword groove, let cutting blade 602 stable realization cut the effect of advancing end of a thread.

Wherein, main part fixed part 1 includes: fixed ring 101, fixed ring 101 is the loop configuration, fixed ring 101 comprises the semicircle frame of two sets of symmetries, set up fixed ring 101 into two sets of half circular symmetric structure, let fixed ring 101 can articulate and open, realize the effect at sewing machine post 7 department of convenient and fast installation of main part fixed part 1, fixed ring 101 outer wall is provided with the mounting hole, screw on fixed ring 101's the mounting hole and connect and install fastening bolt 102, set up fastening bolt 102 to screw on fixed ring 101's outer wall, realized that fixed ring 101 sets up behind sewing machine post 7's outer wall department, let fixed ring 101 realize the contact with sewing machine post 7 through fastening bolt 102, let stable the fixing on sewing machine post 7 of main part fixed part 1.

Wherein, fastening member 2 includes: fastening head 201, fastening head 201 is protruding block structure, fastening head 201 sets up the end position at solid fixed ring 101, be provided with three group's hole grooves on the fastening head 201, three group's hole grooves that set up on fastening head 201, it fixes back with main part fixed part 1 to have realized that chucking frame 202 can't be stable, can fix through the hole groove of fastening head 201 additional bolt, fastening head 201 is provided with the recess with solid fixed ring 101 intersection, chucking frame 202 is installed to the joint on fastening head 201's the recess, set up chucking frame 202 into the joint and install the groove position at chucking frame 202, the effect of fixing is stabilized to main part 1 to have.

Wherein, the installation component 3 includes: installation axle 301, installation axle 301 is the columnar structure, install the articulated position of axle 301 bottom pegging graft at main part fixed part 1, set up installation axle 301 to the columnar structure, realized letting the insertion that installation axle 301 can be stable in main part fixed part 1 department, have supplementary installation part 3 whole pivoted effect of letting, the articulated bracing piece 302 of installing axle 301 top, bracing piece 302 adopts extending structure, set up bracing piece 302 to extending structure, it can be according to sewing machine's sewing machine post 7 height to have realized bracing piece 302, carry out stable regulation, play and let bracing piece 302 stabilize the effect that corresponds sewing machine post 7.

Wherein, cloth clamping component 4 is including: clamping bar 401, clamping bar 401 is long rod-shaped structure, clamping bar 401 is provided with two sets ofly altogether, the articulated installation at bracing piece 302 top in clamping bar 401 top, set up clamping bar 401 to articulate at bracing piece 302 top, it can swing on installation component 3 to realize clamping bar 401, conveniently let cloth clamping component 4 be close to the top of sewing machine post 7, directly press close to the cloth, the realization is to the convenience of cutting of end of a thread on the cloth, clamping bar 401 bottom is connected with another a set of clamping bar 401 through connecting block 402, every clamping bar 401 of group all is provided with the teeth of a cogwheel with the hookup location of connecting block 402, connect clamping bar 401's teeth of a cogwheel position intermeshing state, set up two sets of clamping bar 401's mutual contact position into teeth of a cogwheel structure, let two sets of clamping bar 401 when the reciprocal oscillation is opened, realize stable and synchronous effect.

Wherein, the end of every group's clamp bar 401 is provided with the sloping block towards the outside end, and clamp bar 401 all is provided with the chamfer structure with the sloping block position, will press from both sides the top of clamp bar 401 and set up the sloping block, realizes the effect of just blocking in the clamp bar 401 and insert the cloth, and will press from both sides and set up the chamfer structure on the clamp bar 401, lets the cloth when clamp bar 401 slides, avoid taking place the damage to the cloth in the same direction as sliding more.

Wherein, cloth contact element 5 is including: contact wheel 501, contact wheel 501 rotates and installs the upper and lower extreme position at clamping bar 401, contact wheel 501 outer wall is provided with anti-skidding groove, the outer wall with contact wheel 501 sets up anti-skidding groove, when letting the cloth slide in cloth clamping component 4, the realization lets contact wheel 501 carry out the pivoted effect, contact wheel 501 outer end department is fixed with fixed inner tower 503, rotate on the fixed inner tower 503 and install six groups from driving wheel 502, from the inboard contact with contact wheel 501 of driving wheel 502, from the contact of driving wheel 502 outer end and end of a thread cutting member 6, install on fixed inner tower 503 from driving wheel 502 with six groups, let contact wheel 501 contact from driving wheel 502, it rotates through from driving wheel 502 to have the realization when contact wheel 501 changes to let end of a thread cutting member 6, let end of a thread cutting member 6 and contact wheel 501 form reverse rotation effect.

The specific use mode and function of the embodiment are as follows:

in the utility model, the fixing rings 101 are arranged into two groups of semicircular symmetrical structures, the fixing rings 101 can be hinged and opened, the main body fixing part 1 can be conveniently and quickly arranged at the position of the sewing machine column 7, the fastening bolt 102 is arranged to be screwed on the outer wall of the fixing ring 101, the fixing ring 101 is arranged at the position of the outer wall of the sewing machine column 7, the fixing ring 101 is contacted with the sewing machine column 7 through the fastening bolt 102, the main body fixing part 1 is stably fixed on the sewing machine column 7, the supporting rod 302 is arranged into a telescopic structure, the supporting rod 302 can be stably adjusted according to the height of the sewing machine column 7 of the sewing machine, the supporting rod 302 can stably correspond to the sewing machine column 7, the clamping rod 401 is arranged to be hinged at the top of the supporting rod 302, the clamping rod 401 can swing on the mounting part 3, the cloth clamping component 4 is convenient to be close to the top of the sewing machine column 7 and is directly close to the cloth, the cutting of the thread end on the cloth is convenient, the mutual contact positions of the two groups of clamping rods 401 are set to be in a gear tooth structure, the two groups of clamping rods 401 can realize stable and synchronous action when being opened in a mutual swinging mode, the top of each clamping rod 401 is provided with an inclined block, the action of conveniently clamping and connecting the cloth above the clamping rods 401 is realized, the clamping rods 401 are provided with chamfers, the cloth can slide on the clamping rods 401 smoothly to avoid the damage to the cloth, the outer wall of the contact wheel 501 is provided with an anti-skidding groove, the contact wheel 501 can realize the rotating action when the cloth slides in the cloth clamping component 4, the six groups of driven wheels 502 are arranged on the fixed inner frame 503, the driven wheels 502 in contact with the contact wheel 501 are avoided, the thread end cutting component 6 can rotate through the driven wheels 502 when the contact wheel 501 rotates, the thread end cutting component 6 and the contact wheel 501 form a reverse rotation effect, the cutting sheets 602 are arranged into a plurality of groups of arc-shaped knife arrangements, the cutting sheets 602 form a plurality of knife grooves, and the cutting sheets 602 can stably realize the effect of cutting the advanced thread end.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. Be applicable to column type sewing machine stub thread trimming machine, its characterized in that: comprises a main body fixing part (1); be provided with fastening component (2) on the outer wall of main part fixed part (1), main part fixed part (1) is fixed on sewing machine post (7) through fastening component (2), main part fixed part (1) outer wall is provided with installing component (3) simultaneously, the articulated cloth clamping component (4) of installing component's (3) top position is installed, cloth clamping component (4) set up to symmetrical structure's two sets of, cloth contact assembly (5) are installed additional to two sets of cloth clamping component (4) mutually contacting's position, end of a thread cutting part (6) are installed to cloth contact assembly (5) department, end of a thread cutting part (6) cut round (601) and be the columnar structure, cut round (601) and cloth contact assembly (5) are coaxial structure, be provided with on the outer wall of cutting round (601) and cut piece (602), cut piece (602) are the arcuation sword structure that the array was arranged.

2. The thread spool cutting device for a pillar sewing machine as claimed in claim 1, wherein: the main body fixing member (1) includes: fixed ring (101), fixed ring (101) are the loop configuration, and fixed ring (101) comprise the semicircle frame of two sets of symmetries, and fixed ring (101) outer wall is provided with the mounting hole, connects to screw on the mounting hole of fixed ring (101) and installs fastening bolt (102).

3. The thread spool cutting device for a pillar sewing machine as claimed in claim 2, wherein: the fastening member (2) includes: fastening head (201), fastening head (201) are protruding block structure, and fastening head (201) set up the terminal position at solid fixed ring (101), are provided with three group's hole grooves on fastening head (201), and fastening head (201) and solid fixed ring (101) intersection are provided with the recess, and chucking frame (202) are installed to the joint on the recess of fastening head (201).

4. The thread spool cutting device for a pillar sewing machine as claimed in claim 1, wherein: the mounting member (3) includes: installation axle (301), installation axle (301) are column structure, and the articulated position of pegging graft in main part fixed part (1) is installed to installation axle (301) bottom, and the articulated bracing piece (302) of installing axle (301) top is installed, and bracing piece (302) adopt extending structure.

5. The thread spool cutting device for a pillar sewing machine as claimed in claim 4, wherein: the cloth clamping assembly (4) comprises: the clamping rod (401), clamping rod (401) is long rod-shaped structure, and clamping rod (401) are provided with two sets ofly altogether, and the articulated installation in bracing piece (302) top of clamping rod (401) top presss from both sides clamping rod (401) bottom and is connected with another a set of clamping rod (401) through connecting block (402), and every group presss from both sides clamping rod (401) and the hookup location of connecting block (402) all is provided with the teeth of a cogwheel, connects the teeth of a cogwheel position intermeshing state that presss from both sides clamping rod (401).

6. The thread trimmer for column sewing machines of claim 5, wherein: the tail end of each group of clamping rods (401) is provided with an inclined block towards the outer end, and the positions of the clamping rods (401) and the inclined blocks are provided with chamfer structures.

7. The thread spool cutting device for a pillar sewing machine as claimed in claim 5, wherein: the cloth contact assembly (5) comprises: contact wheel (501), contact wheel (501) rotate and install the upper and lower position at clamping bar (401), contact wheel (501) outer wall is provided with anti-skidding groove, and contact wheel (501) outer end department is fixed with fixed inner tower (503), rotates on fixed inner tower (503) and installs six groups from driving wheel (502), from inboard and contact wheel (501) contact of driving wheel (502), from driving wheel (502) outer end and end of a thread cutting member (6) contact.

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