CN105696214A - Double-color switching mechanism - Google Patents
Double-color switching mechanism Download PDFInfo
- Publication number
- CN105696214A CN105696214A CN201610168541.4A CN201610168541A CN105696214A CN 105696214 A CN105696214 A CN 105696214A CN 201610168541 A CN201610168541 A CN 201610168541A CN 105696214 A CN105696214 A CN 105696214A
- Authority
- CN
- China
- Prior art keywords
- shank
- assembly
- fixedly installed
- installing rack
- installing hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B55/00—Needle holders; Needle bars
- D05B55/14—Needle-bar drives
- D05B55/16—Needle-bar drives with provision for disengaging individual needle bars
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a double-color switching mechanism.The double-color switching mechanism is characterized by comprising an installation connecting assembly, a limiting assembly, a driving assembly and needle rod assemblies.The installation connecting assembly comprises a needle rod installation frame.The two needle rod assemblies include the left needle rod assembly and the right needle rod assembly according to the left-right positions of the two needle rod assemblies.The two needle rod assemblies are arranged on the needle rod installation frame in parallel and can vertically slide.The limiting assembly is used for limiting the non-working needle rod assembly to be in the locked state.The driving assembly comprises a driving motor, an eccentric wheel and a connecting rod.The eccentric wheel is driven by the driving motor to rotate, and then the needle rod installation frame is driven through the connecting rod to move left and right.
Description
Technical field
The present invention relates to clothing process equipment field, the double-colored switching mechanism that specifically a kind of shank for sewing machine switches。
Background technology
Existing sewing machine, is generally driven shank to move up and down by corresponding shank drive block, and shank penetrates the pin hole on needle plate when moving up and down, and makes upper thread with the bottom line being arranged on end shuttle and coordinate cloth is sewed up。Along with the raising of sewing processing request, on cloth, sewing needs to use the upper thread of different colours sometimes, so adds the artificial thread-changing of man-hour requirement, complex operation in sewing, causes that sewing working (machining) efficiency is low。Also occur in that some sewing machines have employed crosspointer bar structure now, switch over corresponding shank by cylinder or rack-and-pinion so that it is in a shank in running order, another root shank is in lockup state。The long-time high-frequency relative motion of gear & rack structure, can cause rack-and-pinion serious wear, and part is not durable。And the structure of these crosspointer bar switching mechanisms is all complex, it is big to control difficulty, processing and manufacturing is comparatively difficult, and the speed switched when using and precision are all undesirable。
Summary of the invention
It is an object of the invention to provide a kind of simple in construction, the double-colored switching mechanism that switching precisely and rapidly switches for the shank of sewing machine。
The basic technical scheme realizing the object of the invention is: a kind of double-colored switching mechanism, and it is structurally characterized in that: include installing connection assembly, limit assembly, driving assembly and shank assembly。Connection assembly is installed and includes shank installing rack。Shank assembly has 2 groups, and 2 groups of shank assemblies are divided into left side shank assembly and right side shank assembly by the difference of its residing right position。2 groups of shank assemblies are arranged in parallel on shank installing rack, and can slide up and down。Limit assembly is for by spacing at lockup state for idle shank assembly。
Assembly is driven to include drive motor, eccentric, bearing, bearing holder (housing, cover) and connecting rod。Drive motor is fixedly installed on installation along front and back to level by its motor shaft and connects on assembly, and motor shaft is towards front。Eccentric is fixedly installed on motor shaft。Eccentric front portion is provided with cylindrical stop part。Bearing is fixedly installed on eccentric by its inner ring, and bearing holder (housing, cover) is fixedly installed on the outer ring of bearing。Connecting rod left end is fixedly installed on bearing holder (housing, cover)。Rotated by drive motor band movable eccentric wheel, and then drive shank installing rack to move left and right by connecting rod。
Technical scheme based on above-mentioned basic technical scheme is: also include guidance set。Described connection assembly of installing also includes head installing plate, motor mounting plate, subbolster, the first rail brackets, the second rail brackets and contiguous block。Head installing plate is provided with through the head through hole before and after it。Motor mounting plate is fixedly installed on the left, front side of head installing plate by subbolster。Subbolster is fixedly installed on on front side of the left part of head installing plate。First rail brackets is along left and right to being fixedly installed on the subbolster forward upper with head installing plate, and is positioned at the upside of subbolster。Second rail brackets is along left and right to the lower front being fixedly installed on head installing plate, and is positioned at the downside of subbolster。Shank installing rack can be slid laterally by guidance set and be arranged on the first rail brackets and the second rail brackets。Contiguous block is fixedly installed on the front side of shank installing rack, and between the first rail brackets and the second rail brackets。The right-hand member driving the connecting rod of assembly is hinged on the front side of contiguous block。Shank installing rack is opening backward U-shaped。Being provided with through its upper and lower upper shank installing hole on the rear upper end head of shank installing rack, upper shank installing hole has 2, and 2 upper shank installing holes are divided into upper left shank installing hole and upper right shank installing hole by the difference of its residing right position。The rear portion lower end of shank installing rack is provided with through its upper and lower lower needle bar installing hole, lower needle bar installing hole has 2,2 lower needle bar installing holes are divided into lower-left shank installing hole and bottom right shank installing hole by the difference of its residing right position, and lower-left shank installing hole is coaxial with upper left shank installing hole, and bottom right shank installing hole is coaxial with upper right shank installing hole。Along left and right to being sequentially provided with the first gathering sill and the second gathering sill on rear side of the middle part of shank installing rack。First gathering sill is vertically arranged backward to opening, and the axis of the axis of the upward and downward of the first gathering sill and upper left shank installing hole same along front and back to the vertical guide arranged, and be parallel to each other。Second gathering sill is vertically arranged backward to opening, and the axis of the axis of the upward and downward of the second gathering sill and upper right shank installing hole same along front and back to the vertical guide arranged, and be parallel to each other。
Left side shank assembly and right side shank assembly all include shank, shank fixture block, shank anchor ear, guide runner and needlework leading truck and pin。The axle sleeve that shank passes through to be arranged in the upper shank installing hole of shank installing rack and lower needle bar installing hole accordingly is slidably arranged on shank installing rack。Shank fixture block is enclosed within shank by its front portion。Guide runner is fixedly installed on the front side of shank fixture block。2 guide runners of 2 groups of shank assemblies lay respectively on shank installing rack in corresponding first gathering sill and the second gathering sill, and can slide up and down along it。Shank anchor ear has 2, and 2 shank anchor ears are divided into upper shank anchor ear and lower needle bar anchor ear by the difference of its residing upper-lower position。Upper shank anchor ear and lower needle bar anchor ear are all fixedly installed on shank, and lay respectively at the upper side and lower side of shank fixture block, thus by spacing for the shank fixture block required relevant position being fixed on shank。Needlework leading truck is fixed on the bottom being located at shank, and pin is arranged in the lower end central authorities of shank。
Technical scheme based on above-mentioned appropriate technical solution is: installs connection assembly and also includes auxiliary cushion block。Auxiliary cushion block is fixedly installed on in the middle part of the front side right part of head installing plate。The middle part upper back of shank installing rack sets gradually the first slot and the second slot that run through around from top to bottom。First slot and the second slot all communicate with the first gathering sill and the second gathering sill。Limit assembly includes first and inserts door bolt and the second slotting door bolt。First inserts door bolt in opening to the right U-shaped, and first inserts door bolt is fixedly installed on the front side right part of subbolster by its left part。First inserts the first slot and the second slot that door bolt is arranged in upper and lower two termination difference insertion shank installing rack from left to right by it。Second inserts door bolt in opening to the left U-shaped, and second inserts door bolt is fixedly installed on the front side of auxiliary cushion block by its right part。Second inserts the first slot and the second slot that door bolt is arranged in upper and lower two termination difference insertion shank installing rack from right to left by it。
Technical scheme based on above-mentioned appropriate technical solution is: guidance set includes the first line slideway and the second line slideway。First line slideway is along left and right to being horizontally disposed with, and the first guide rail of the first line slideway is fixedly installed on the rear side of the first rail brackets, and the first slide block of the first line slideway is fixedly installed on the forward upper of shank installing rack by the fixing plate of corresponding slide block。Second line slideway is along left and right to being horizontally disposed with, and the second guide rail of the second line slideway is fixedly installed on the rear side of the second rail brackets, and the second slide block of the second line slideway is fixedly installed on the lower front of shank installing rack by the fixing plate of corresponding slide block。The movement thus shank installing rack can horizontally slip。
The present invention has positive effect: (1) present configuration is simple, processes easy for installation, drives shank installing rack to move left and right by motor and eccentric, and not only switch speed is fast, and switching position is accurate, and service efficiency is greatly improved。(2) present invention drive assembly adopt eccentric wheel structure, more wear-resisting, be hardly damaged and, service life is greatly improved。(3) present invention is provided with limit assembly, can by spacing for corresponding idle shank assembly, it is prevented that sewing operation is produced interference by it, simple in construction and reliable。(4) present invention is provided with guidance set, and switching is steadily reliable time mobile。
Accompanying drawing explanation
Fig. 1 is the structural representation of the double-colored switching mechanism of the present invention；
Fig. 2 is the schematic rear view of Fig. 1；
Fig. 3 is the schematic diagram during front upper right observation from Fig. 1；
Fig. 4 is the schematic diagram during left anterior-superior part observation from Fig. 1；
Schematic diagram when Fig. 5 is observe from the left back top of Fig. 1；
Schematic diagram when Fig. 6 is observe from the left back lower section of Fig. 1；
Fig. 7 removes, when being and observe from the front upper right of Fig. 1, the schematic diagram installed after connecting the head installing plate of assembly, the first rail brackets and the second rail brackets；
Fig. 8 removes, when being and observe from the left back top of Fig. 1, the schematic diagram installed after connecting the head installing plate of assembly, the first rail brackets and the second rail brackets；
Fig. 9 removes, when being and observe from the left anterior-superior part of Fig. 1, the schematic diagram installed after connecting the head installing plate of assembly, the first rail brackets and the second rail brackets；
Figure 10 removes, when being and observe from the left back lower section of Fig. 1, the schematic diagram installed after connecting the head installing plate of assembly, the first rail brackets and the second rail brackets；
Figure 11 is the eccentric enlarged diagram in Fig. 8；
Figure 12 is the enlarged diagram installing the shank installing rack connecting assembly in Fig. 8；
Figure 13 is the schematic diagram installing shank installing rack and the limit assembly connecting assembly in Fig. 8；
Figure 14 is the schematic diagram of the shank assembly in Fig. 7。
Labelling in above-mentioned accompanying drawing is as follows:
Install and connect assembly 1, head installing plate 1-1, head through hole 1-1-1, motor mounting plate 1-2, subbolster 1-3, assists cushion block 1-4, the first rail brackets 1-5, second rail brackets 1-6, shank installing rack 1-7, upper shank installing hole 1-7-1, upper left shank installing hole 1-7-1a, upper right shank installing hole 1-7-1b, lower needle bar installing hole 1-7-2, lower-left shank installing hole 1-7-2a, bottom right shank installing hole 1-7-2b, first gathering sill 1-7-3, second gathering sill 1-7-4, the first slot 1-7-5, the second slot 1-7-6, contiguous block 1-8
Guidance set 2, the first line slideway 2-1, the first guide rail 2-1-1, the first slide block 2-1-2, the second line slideway 2-2, the second guide rail 2-2-1, the second slide block 2-2-2,
Limit assembly 3, first inserts door bolt 3-1, and second inserts door bolt 3-2,
Driving assembly 4, drive motor 4-1, eccentric 4-2, bearing holder (housing, cover) 4-3, connecting rod 4-4,
Shank assembly 5, left side shank assembly 5a, right side shank assembly 5b, shank 5-1, shank fixture block 5-2, shank anchor ear 5-3, upper shank anchor ear 5-3a, lower needle bar anchor ear 5-3b, guide runner 5-4, needlework leading truck 5-5, pin 5-6,
Shank drive block 100。
Detailed description of the invention
The orientation shown in Fig. 1 that describes in the orientation of the present invention carries out, namely the direction up and down shown in Fig. 1 is the direction up and down of description, and a side of court of Fig. 1 institute is front, and the side deviating from Fig. 1 is rear。
(embodiment 1)
Seeing Fig. 1 to Figure 10, the double-colored switching mechanism that the shank for sewing machine of the present invention switches includes installing connection assembly 1, guidance set 2, limit assembly 3, driving assembly 4 and shank assembly 5。
See Fig. 1 to Fig. 6, Figure 12 and Figure 13, connection assembly 1 is installed and includes head installing plate 1-1, motor mounting plate 1-2, subbolster 1-3, auxiliary cushion block 1-4, the first rail brackets 1-5, the second rail brackets 1-6, shank installing rack 1-7 and contiguous block 1-8。Head installing plate 1-1 is provided with through the head through hole 1-1-1 before and after it, and during use, head installing plate 1-1 is fixedly installed on the head of corresponding sewing machine。Motor mounting plate 1-2 is fixedly installed on the left, front side of head installing plate 1-1 by subbolster 1-3。Subbolster 1-3 is fixedly installed on on front side of the left part of head installing plate 1-1。Auxiliary cushion block 1-4 is fixedly installed on in the middle part of the front side right part of head installing plate 1-1。First rail brackets 1-5 is along left and right to the forward upper being fixedly installed on subbolster 1-3 and head installing plate 1-1, and is positioned at the upside of subbolster 1-3。Second rail brackets 1-6 is along left and right to the lower front being fixedly installed on head installing plate 1-1, and is positioned at the downside of subbolster 1-3。Shank installing rack 1-7 can be slid laterally by guidance set 2 and be arranged on the first rail brackets 1-5 and the second rail brackets 1-6。Contiguous block 1-8 is fixedly installed on the front side of shank installing rack 1-7, and between the first rail brackets 1-5 and the second rail brackets 1-6。Shank installing rack 1-7 is opening backward U-shaped。The rear upper end head of shank installing rack 1-7 is provided with through its upper and lower upper shank installing hole 1-7-1, upper shank installing hole 1-7-1 has 2, and 2 upper shank installing hole 1-7-1 are divided into upper left shank installing hole 1-7-1a and upper right shank installing hole 1-7-1b by the difference of its residing right position。The rear portion lower end of shank installing rack 1-7 is provided with through its upper and lower lower needle bar installing hole 1-7-2, lower needle bar installing hole 1-7-2 has 2,2 lower needle bar installing hole 1-7-2 are divided into lower-left shank installing hole 1-7-2a and bottom right shank installing hole 1-7-2b by the difference of its residing right position, and lower-left shank installing hole 1-7-2a is coaxial with upper left shank installing hole 1-7-1a, and bottom right shank installing hole 1-7-2b is coaxial with upper right shank installing hole 1-7-1b。Along left and right to being sequentially provided with the first gathering sill 1-7-3 and the second gathering sill 1-7-4 on rear side of the middle part of shank installing rack 1-7。First gathering sill 1-7-3 is vertically arranged backward to opening, and the axis of the axis of the upward and downward of the first gathering sill 1-7-3 and upper left shank installing hole 1-7-1a same along front and back to the vertical guide arranged, and be parallel to each other。Second gathering sill 1-7-4 is vertically arranged backward to opening, and the axis of the axis of the upward and downward of the second gathering sill 1-7-4 and upper right shank installing hole 1-7-1b same along front and back to the vertical guide arranged, and be parallel to each other。The middle part upper back of shank installing rack 1-7 sets gradually the first slot 1-7-5 and the second slot 1-7-6 that run through around from top to bottom。First slot 1-7-5 and the second slot 1-7-6 all communicates with the first gathering sill 1-7-3 and the second gathering sill 1-7-4。
See that Fig. 7, Fig. 9 and Figure 10, guidance set 2 include the first line slideway 2-1 and the second line slideway 2-2。First line slideway 2-1 is along left and right to being horizontally disposed with, the first guide rail 2-1-1 of the first line slideway 2-1 is fixedly installed on the rear side of the first rail brackets 1-5, and the first slide block 2-1-2 of the first line slideway 2-1 is fixedly installed on the forward upper of shank installing rack 1-7 by the fixing plate of corresponding slide block。Second line slideway 2-2 is along left and right to being horizontally disposed with, the second guide rail 2-2-1 of the second line slideway 2-2 is fixedly installed on the rear side of the second rail brackets 1-6, and the second slide block 2-2-2 of the second line slideway 2-2 is fixedly installed on the lower front of shank installing rack 1-7 by the fixing plate of corresponding slide block。The movement thus shank installing rack 1-7 can horizontally slip。
See that Fig. 2 to Fig. 5, Fig. 7, Fig. 8 and Figure 13, limit assembly 3 include first and insert door bolt 3-1 and the second slotting door bolt 3-2。First to insert door bolt 3-1 be opening to the right U-shaped, and first inserts and fasten 3-1 with a bolt or latch and is fixedly installed on the front side right part of subbolster 1-3 by its left part。First slotting door bolt 3-1 is arranged in upper and lower two termination by it and inserts the first slot 1-7-5 and the second slot 1-7-6 of shank installing rack 1-7 respectively from left to right。Second to insert door bolt 3-2 be opening to the left U-shaped, and second inserts door bolt 3-3 is fixedly installed on the front side assisting cushion block 1-4 by its right part。Second slotting door bolt 3-2 is arranged in upper and lower two termination by it and inserts the first slot 1-7-5 and the second slot 1-7-6 of shank installing rack 1-7 respectively from right to left。
See Fig. 1 to Figure 11, drive assembly 4 to include drive motor 4-1, eccentric 4-2, bearing, bearing holder (housing, cover) 4-3 and connecting rod 4-4。Drive motor 4-1 is fixedly installed on motor mounting plate 1-2 to level along front and back by its motor shaft, and motor shaft is towards front。Eccentric 4-2 is fixedly installed on motor shaft。Eccentric 4-2 front portion is provided with cylindrical stop part 4-2-1。Bearing is fixedly installed on eccentric 4-2 by its inner ring, and bearing holder (housing, cover) 4-3 is fixedly installed on the outer ring of bearing。Connecting rod 4-4 left end is fixedly installed on bearing holder (housing, cover) 4-3。The right-hand member of connecting rod 4-4 is hinged on the front side of contiguous block 1-8。During use, drive motor 4-1 band movable eccentric wheel 4-2 rotates, and then drives shank installing rack 1-7 to move left and right by connecting rod 4-4。
Seeing Fig. 1 to Figure 10 and Figure 14, shank assembly 5 has 2 groups, and 2 groups of shank assemblies 5 are divided into left side shank assembly 5a and right side shank assembly 5b by the difference of its residing right position。2 groups of shank assemblies (5) are arranged in parallel。2 groups of shank assemblies 5 all include shank 5-1, shank fixture block 5-2, shank anchor ear 5-3, guide runner 5-4 and needlework leading truck 5-5 and pin 5-6。Shank 5-1 is slidably arranged on shank installing rack 1-7 by the axle sleeve being arranged in the upper shank installing hole 1-7-1 and lower needle bar installing hole 1-7-2 of shank installing rack 1-7 accordingly。Shank fixture block 5-2 is enclosed within shank 5-1 by its front portion。Guide runner 5-4 is fixedly installed on the front side of shank fixture block 5-2。During use, 2 guide runner 5-4 of 2 groups of shank assemblies 5 lay respectively on shank installing rack 1-7 in corresponding first gathering sill 1-7-3 and the second gathering sill 1-7-4, and can slide up and down along it。Shank anchor ear 5-3 has 2, and 2 shank anchor ear 5-3 are divided into upper shank anchor ear 5-3a and lower needle bar anchor ear 5-3b by the difference of its residing upper-lower position。Upper shank anchor ear 5-3a and lower needle bar anchor ear 5-3b is all fixedly installed on shank 5-1, and lays respectively at the upper side and lower side of shank fixture block 5-2, thus by spacing for the shank fixture block 5-2 required relevant position being fixed on shank 5-1。Needlework leading truck 5-5 fixes on the bottom being located at shank 5-1, and pin 5-6 is arranged in the lower end central authorities of shank 5-1。
When the double-colored switching mechanism that the shank for sewing machine of the present invention switches uses, as left side shank assembly 5a need to be made in running order, then rotated by drive motor 4-1 band movable eccentric wheel 4-2, and then drive shank installing rack 1-7 to move to right side by connecting rod 4-4, now its shank fixture block 5-2 of left side shank assembly 5a matches with the shank drive block 100 of corresponding sewing machine state (see figure 8), simultaneously, second inserts the door bolt 3-2 right outside (see Figure 13) being positioned at the first gathering sill 1-7-3 of shank installing rack 1-7, the guide runner 5-4 of left side shank assembly 5a can slide up and down along the first gathering sill 1-7-3 of shank installing rack 1-7, thus shank drive block 100 can pass through shank fixture block 5-2 and drive shank 5-1 to move up and down thus carrying out sewing operation。And now the second slotting door bolt 3-2 corresponding site is arranged in the second gathering sill 1-7-4 (see Figure 13) of shank installing rack 1-7, the guide runner 5-4 of right side shank assembly 5b is inserted door bolt 3-2 by second and is limited in the second gathering sill 1-7-4, thus right side shank assembly 5b can not move up and down, it is in lockup state。As right side shank assembly 5b need to be made in running order, then rotated by drive motor 4-1 band movable eccentric wheel 4-2, and then drive shank installing rack 1-7 to move to left side by connecting rod 4-4, now its shank fixture block 5-2 of right side shank assembly 5b matches with the shank drive block 100 of corresponding sewing machine state, sewing operation can be carried out, and the guide runner 5-4 of left side shank assembly 5a is inserted door bolt 3-1 by first and is limited in the first gathering sill 1-7-3, thus left side shank assembly 5a can not move up and down, it is in lockup state。
Above example is used for illustrative purposes only; but not limitation of the present invention; person skilled in the relevant technique is without departing from the spirit and scope of the present invention; various conversion and change can also be made; can also transforming accordingly according to the inspiration of above-described embodiment in concrete application process, therefore all equivalent technical schemes all should be included within the scope of patent protection of the present invention。
Claims (4)
1. a double-colored switching mechanism, it is characterised in that: include connection assembly (1), limit assembly (3) being installed, driving assembly (4) and shank assembly (5)；Connection assembly (1) is installed and includes shank installing rack (1-7)；Shank assembly (5) has 2 groups, and 2 groups of shank assemblies (5) are divided into left side shank assembly (5a) and right side shank assembly (5b) by the difference of its residing right position；2 groups of shank assemblies (5) are arranged in parallel on shank installing rack (1-7), and can slide up and down；Limit assembly (3) is for by spacing at lockup state for idle shank assembly (5)；
Assembly (4) is driven to include drive motor (4-1), eccentric (4-2), bearing, bearing holder (housing, cover) (4-3) and connecting rod (4-4)；Drive motor (4-1) is fixedly installed on installation along front and back to level by its motor shaft and connects on assembly (1), and motor shaft is towards front；Eccentric (4-2) is fixedly installed on motor shaft；Eccentric (4-2) front portion is provided with cylindrical stop part (4-2-1)；Bearing is fixedly installed on eccentric (4-2) by its inner ring, and bearing holder (housing, cover) (4-3) is fixedly installed on the outer ring of bearing；Connecting rod (4-4) left end is fixedly installed on bearing holder (housing, cover) (4-3)；Rotated by drive motor (4-1) band movable eccentric wheel (4-2), and then drive shank installing rack (1-7) to move left and right by connecting rod (4-4)。
2. double-colored switching mechanism according to claim 1, it is characterised in that: also include guidance set (2)；Described installation connects assembly (1) and also includes head installing plate (1-1), motor mounting plate (1-2), subbolster (1-3), the first rail brackets (1-5), the second rail brackets (1-6) and contiguous block (1-8)；Head installing plate (1-1) is provided with through the head through hole (1-1-1) before and after it；Motor mounting plate (1-2) is fixedly installed on the left, front side of head installing plate (1-1) by subbolster (1-3)；Subbolster (1-3) is fixedly installed on on front side of the left part of head installing plate (1-1)；First rail brackets (1-5) is along left and right to being fixedly installed on the subbolster (1-3) forward upper with head installing plate (1-1), and is positioned at the upside of subbolster (1-3)；Second rail brackets (1-6) is along left and right to the lower front being fixedly installed on head installing plate (1-1), and is positioned at the downside of subbolster (1-3)；Shank installing rack (1-7) can be slid laterally by guidance set (2) and be arranged on the first rail brackets (1-5) and the second rail brackets (1-6)；Contiguous block (1-8) is fixedly installed on the front side of shank installing rack (1-7), and is positioned between the first rail brackets (1-5) and the second rail brackets (1-6)；The right-hand member driving the connecting rod (4-4) of assembly (4) is hinged on the front side of contiguous block (1-8)；Shank installing rack (1-7) is backward U-shaped in opening；The rear upper end head of shank installing rack (1-7) is provided with through its upper and lower upper shank installing hole (1-7-1), upper shank installing hole (1-7-1) has 2, and 2 upper shank installing holes (1-7-1) are divided into upper left shank installing hole (1-7-1a) and upper right shank installing hole (1-7-1b) by the difference of its residing right position；The rear portion lower end of shank installing rack (1-7) is provided with through its upper and lower lower needle bar installing hole (1-7-2), lower needle bar installing hole (1-7-2) has 2,2 lower needle bar installing holes (1-7-2) are divided into lower-left shank installing hole (1-7-2a) and bottom right shank installing hole (1-7-2b) by the difference of its residing right position, and lower-left shank installing hole (1-7-2a) is coaxial with upper left shank installing hole (1-7-1a), and bottom right shank installing hole (1-7-2b) is coaxial with upper right shank installing hole (1-7-1b)；Along left and right to being sequentially provided with the first gathering sill (1-7-3) and the second gathering sill (1-7-4) on rear side of the middle part of shank installing rack (1-7)；First gathering sill (1-7-3) is vertically arranged backward to opening, and the axis of the axis of the upward and downward of the first gathering sill (1-7-3) and upper left shank installing hole (1-7-1a) same along front and back to the vertical guide arranged, and be parallel to each other；Second gathering sill (1-7-4) is vertically arranged backward to opening, and the axis of the axis of the upward and downward of the second gathering sill (1-7-4) and upper right shank installing hole (1-7-1b) same along front and back to the vertical guide arranged, and be parallel to each other；
Left side shank assembly (5a) and right side shank assembly (5b) all include shank (5-1), shank fixture block (5-2), shank anchor ear (5-3), guide runner (5-4) and needlework leading truck (5-5) and pin (5-6)；The axle sleeve that shank (5-1) passes through to be arranged in the upper shank installing hole (1-7-1) of shank installing rack (1-7) and lower needle bar installing hole (1-7-2) accordingly is slidably arranged on shank installing rack (1-7)；Shank fixture block (5-2) is enclosed within shank (5-1) by its front portion；Guide runner (5-4) is fixedly installed on the front side of shank fixture block (5-2)；2 guide runners (5-4) of 2 groups of shank assemblies (5) lay respectively in upper corresponding first gathering sill (1-7-3) of shank installing rack (1-7) and the second gathering sill (1-7-4), and can slide up and down along it；Shank anchor ear (5-3) has 2, and 2 shank anchor ears (5-3) are divided into upper shank anchor ear (5-3a) and lower needle bar anchor ear (5-3b) by the difference of its residing upper-lower position；Upper shank anchor ear (5-3a) and lower needle bar anchor ear (5-3b) are all fixedly installed on shank (5-1), and lay respectively at the upper side and lower side of shank fixture block (5-2), thus by spacing for shank fixture block (5-2) the required relevant position being fixed on shank (5-1)；Needlework leading truck (5-5) is fixing to be located on the bottom of shank (5-1), and pin (5-6) is arranged in the lower end central authorities of shank (5-1)。
3. double-colored switching mechanism according to claim 2, it is characterised in that: connection assembly (1) is installed and also includes auxiliary cushion block (1-4)；Auxiliary cushion block (1-4) is fixedly installed on in the middle part of the front side right part of head installing plate (1-1)；The middle part upper back of shank installing rack (1-7) sets gradually the first slot (1-7-5) and the second slot (1-7-6) that run through around from top to bottom；First slot (1-7-5) and the second slot (1-7-6) all communicate with the first gathering sill (1-7-3) and the second gathering sill (1-7-4)；Limit assembly (3) includes first and inserts door bolt (3-1) and the second slotting door bolt (3-2)；First insert door bolt (3-1) in opening to the right U-shaped, first inserts door bolt (3-1) is fixedly installed on the front side right part of subbolster (1-3) by its left part；First inserts the first slot (1-7-5) and the second slot (1-7-6) that door bolt (3-1) is arranged in insertion shank installing rack (1-7) from left to right respectively of upper and lower two termination by it；Second insert door bolt (3-2) in opening to the left U-shaped, second inserts door bolt (3-3) is fixedly installed on the front side of auxiliary cushion block (1-4) by its right part；Second inserts the first slot (1-7-5) and the second slot (1-7-6) that door bolt (3-2) is arranged in insertion shank installing rack (1-7) from right to left respectively of upper and lower two termination by it。
4. the double-colored switching mechanism according to Claims 2 or 3, it is characterised in that: guidance set (2) includes the first line slideway (2-1) and the second line slideway (2-2)；First line slideway (2-1) is along left and right to being horizontally disposed with, first guide rail (2-1-1) of the first line slideway (2-1) is fixedly installed on the rear side of the first rail brackets (1-5), and first slide block (2-1-2) of the first line slideway (2-1) is fixedly installed on the forward upper of shank installing rack (1-7) by the fixing plate of corresponding slide block；Second line slideway (2-2) is along left and right to being horizontally disposed with, second guide rail (2-2-1) of the second line slideway (2-2) is fixedly installed on the rear side of the second rail brackets (1-6), and second slide block (2-2-2) of the second line slideway (2-2) is fixedly installed on the lower front of shank installing rack (1-7) by the fixing plate of corresponding slide block；The movement thus shank installing rack (1-7) can horizontally slip。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620176733 | 2016-03-08 | ||
| CN2016201767335 | 2016-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105696214A true CN105696214A (en) | 2016-06-22 |
| CN105696214B CN105696214B (en) | 2018-01-23 |
Family
ID=56232560
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620228802.2U Withdrawn - After Issue CN205474355U (en) | 2016-03-08 | 2016-03-23 | Double -colored switching mechanism |
| CN201610168541.4A Active CN105696214B (en) | 2016-03-08 | 2016-03-23 | Double-colored switching mechanism |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620228802.2U Withdrawn - After Issue CN205474355U (en) | 2016-03-08 | 2016-03-23 | Double -colored switching mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN205474355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424385A (en) * | 2020-03-30 | 2020-07-17 | 苏州翰德利机电科技有限公司 | Double-needle single-station sewing machine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205474355U (en) * | 2016-03-08 | 2016-08-17 | 常州智谷机电科技有限公司 | Double -colored switching mechanism |
| CN110791894A (en) * | 2019-10-18 | 2020-02-14 | 广东金悦来自动化设备有限公司 | Double-needle switching device and double-needle sewing machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6145457A (en) * | 1999-01-18 | 2000-11-14 | Brother Kogyo Kabushiki Kaisha | Sewing machine having needle bar oscillating mechanism, needle bar interrupting mechanism and thread tension releasing mechanism |
| CN1743531A (en) * | 2004-09-03 | 2006-03-08 | 兄弟工业株式会社 | Drive force transmission device of double-needle sewing machine |
| CN1776066A (en) * | 2004-11-19 | 2006-05-24 | 重机公司 | Needle stem mechanism of double-needle sewing machine |
| CN101429711A (en) * | 2008-12-10 | 2009-05-13 | 江苏大岛机械集团有限公司 | Multi-head double-row quilting and embroidering integrated machine |
| CN101435139A (en) * | 2007-11-15 | 2009-05-20 | Juki株式会社 | Single needle switching apparatus of double-needle sewing machine |
| CN103352336A (en) * | 2013-07-12 | 2013-10-16 | 宁波舒普机电科技有限公司 | Multi-needle-bar sewing machine |
| CN103526463A (en) * | 2013-09-26 | 2014-01-22 | 冯品牛 | Needle-position-fixed double-needle high-speed needle bar clutch and operation method thereof |
| CN203546368U (en) * | 2013-09-26 | 2014-04-16 | 宁波市鄞州高桥华盛机械电器厂 | Needle position fixed double-needle high-speed needle rod clutch |
| CN205474355U (en) * | 2016-03-08 | 2016-08-17 | 常州智谷机电科技有限公司 | Double -colored switching mechanism |
-
2016
- 2016-03-23 CN CN201620228802.2U patent/CN205474355U/en not_active Withdrawn - After Issue
- 2016-03-23 CN CN201610168541.4A patent/CN105696214B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6145457A (en) * | 1999-01-18 | 2000-11-14 | Brother Kogyo Kabushiki Kaisha | Sewing machine having needle bar oscillating mechanism, needle bar interrupting mechanism and thread tension releasing mechanism |
| CN1743531A (en) * | 2004-09-03 | 2006-03-08 | 兄弟工业株式会社 | Drive force transmission device of double-needle sewing machine |
| CN1776066A (en) * | 2004-11-19 | 2006-05-24 | 重机公司 | Needle stem mechanism of double-needle sewing machine |
| CN101435139A (en) * | 2007-11-15 | 2009-05-20 | Juki株式会社 | Single needle switching apparatus of double-needle sewing machine |
| CN101429711A (en) * | 2008-12-10 | 2009-05-13 | 江苏大岛机械集团有限公司 | Multi-head double-row quilting and embroidering integrated machine |
| CN103352336A (en) * | 2013-07-12 | 2013-10-16 | 宁波舒普机电科技有限公司 | Multi-needle-bar sewing machine |
| CN103526463A (en) * | 2013-09-26 | 2014-01-22 | 冯品牛 | Needle-position-fixed double-needle high-speed needle bar clutch and operation method thereof |
| CN203546368U (en) * | 2013-09-26 | 2014-04-16 | 宁波市鄞州高桥华盛机械电器厂 | Needle position fixed double-needle high-speed needle rod clutch |
| CN205474355U (en) * | 2016-03-08 | 2016-08-17 | 常州智谷机电科技有限公司 | Double -colored switching mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424385A (en) * | 2020-03-30 | 2020-07-17 | 苏州翰德利机电科技有限公司 | Double-needle single-station sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105696214B (en) | 2018-01-23 |
| CN205474355U (en) | 2016-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106112427A (en) | One returns middle positioner | |
| CN205347734U (en) | Computerized embroidery machine aircraft nose | |
| CN205474355U (en) | Double -colored switching mechanism | |
| CN204198985U (en) | Woof-laying of multiple spindle warp knitting machine device | |
| CN103361899B (en) | Multi-needle bar module for sewing machine | |
| CN206928033U (en) | New thread changing device | |
| CN203096368U (en) | X-direction feeding structure of sewing machine | |
| CN210684111U (en) | Control device for seam cam and density cam of knitting glove knitting machine | |
| CN103352336A (en) | Multi-needle-bar sewing machine | |
| CN205295673U (en) | Template sewing machine's template guiding mechanism | |
| CN214458895U (en) | Napping machine | |
| CN108265422A (en) | A kind of machine head of embroidery machine | |
| CN210394797U (en) | Combined needle bar frame driving mechanism | |
| CN207987488U (en) | Machine head of embroidery machine | |
| CN203360796U (en) | Multi-needle-rod module for sewing machine | |
| CN206052293U (en) | Vertical yarn changing device | |
| CN204982349U (en) | Automatic bottom line replacement mechanism | |
| CN206052290U (en) | The vertical yarn changing device of autocontrol | |
| CN202170420U (en) | Die assembly mechanism for two-side double-row quilting AIO machine | |
| CN204982352U (en) | Automatic back -and -forth movement device of bottom line replacement mechanism | |
| CN204982331U (en) | Bobbin case grabbing device | |
| CN213896245U (en) | Front-back row head distance adjusting device | |
| CN110387642A (en) | A kind of crosspointer longitudinal direction colour changing computer embroidery machine | |
| CN204455537U (en) | The sewing device that multi-needle bar switches | |
| JP5416608B2 (en) | Multi-needle sewing machine with sequin supply device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Double-color switching mechanism Effective date of registration: 20190401 Granted publication date: 20180123 Pledgee: Bank of China Limited Changzhou Tianning Branch Pledgor: CHANGZHOU ZHIGU ELECTROMECHANICAL TECHNOLOGY CO., LTD. Registration number: 2019320000161 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200331 Granted publication date: 20180123 Pledgee: Bank of China Limited Changzhou Tianning Branch Pledgor: CHANGZHOU ZHIGU ELECTRICAL AND MECHANICAL TECHNOLOGY Co.,Ltd. Registration number: 2019320000161 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Double-color switching mechanism Effective date of registration: 20200413 Granted publication date: 20180123 Pledgee: Bank of China Limited Changzhou Tianning Branch Pledgor: CHANGZHOU ZHIGU ELECTRICAL AND MECHANICAL TECHNOLOGY Co.,Ltd. Registration number: Y2020980001410 |