CN220907858U - Thread cutting tool apron component for sewing equipment - Google Patents
Thread cutting tool apron component for sewing equipment Download PDFInfo
- Publication number
- CN220907858U CN220907858U CN202322291690.8U CN202322291690U CN220907858U CN 220907858 U CN220907858 U CN 220907858U CN 202322291690 U CN202322291690 U CN 202322291690U CN 220907858 U CN220907858 U CN 220907858U
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- China
- Prior art keywords
- seat
- sewing machine
- tool apron
- thread cutting
- limiting seat
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- 238000009958 sewing Methods 0.000 title claims abstract description 41
- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 45
- 238000000034 method Methods 0.000 claims 1
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model relates to the technical field of sewing machines, in particular to a thread cutting tool apron assembly for sewing equipment, which comprises a tool apron table and a thread cutting mechanism arranged on the tool apron table, wherein the tool apron table is of a sleeve structure with a cross section, the tool apron table is formed with a joint surface connected with the bottom surface of the sewing machine table, and the joint surface is formed with a plurality of connecting long grooves connected with the bottom surface of the sewing machine table; the cutter seat table is provided with a first limit seat and a second limit seat at intervals along the axial direction, and the first limit seat and the second limit seat are respectively formed with coaxially aligned limit holes for the shaft sleeve to pass through; the binding face on the cutter seat platform accessible cross section is connected with sewing machine platform bottom surface, and the bolt that connects the elongated slot and supply different hole sites inserts and connect, improves the connection stability of cutter seat and sewing machine platform, and in addition, spacing arrangement's the shaping that has spacing hole first spacing seat and second spacing seat can carry out spacingly to longer axle sleeve, prevents the axle sleeve skew, improves driven stability.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to a thread cutting tool apron assembly for sewing equipment.
Background
The automatic thread cutting device is one of important parts equipped with the computer sewing machine at the present stage, realizes automatic thread cutting through the cooperation of multiple parts, reduces manual operation, and can obviously improve production efficiency. The automatic thread cutting device of the existing computer sewing machine comprises a transmission shaft, a driving cam fixed on the transmission shaft, a movable cutter assembly and a thread cutting driving mechanism for driving the movable cutter assembly to operate. However, in the above arrangement, the transmission of the movable knife assembly and the wire cutting driving mechanism is unstable, and faults or seizing easily occur. Based on this, improvements are needed for such automatic wire cutting devices.
The utility model of China with the application number of CN202220541598.5 discloses an automatic thread cutting device for a computer sewing machine, which comprises a thread cutting mechanism, a shuttle bed transmission shaft rotatably arranged on a sewing machine table and a cutter holder arranged on the sewing machine table, wherein the thread cutting mechanism comprises a thread cutting transmission shaft, a thread cutting driving shaft, a connecting rod transmission mechanism and a driving piece; one end of the wire cutting driving shaft is connected with one end of the wire cutting driving shaft through a connecting rod transmission mechanism, one end of the wire cutting driving shaft is provided with a movable cutter, a shaft sleeve is sleeved outside the wire cutting driving shaft, one end of the shaft sleeve is fixedly connected with a cutter holder, and the cutter holder is provided with a fixed cutter assembly for being meshed with the movable cutter; the thread cutting driving shaft is provided with a thread cutting driving mechanism, the shuttle bed transmission shaft is provided with a cam component matched with the thread cutting driving mechanism, and the driving piece is used for driving the thread cutting driving mechanism to axially move along the thread cutting driving shaft, so that the thread cutting driving mechanism is contacted with or separated from the cam component. The automatic wire cutting structure has the advantages of simple structure, stable driving, easy assembly and convenient maintenance.
In the above scheme, the transmission shaft axially slides at the cutter holder to realize the transmission, and the stability of the existing cutter holder when spacing the transmission shaft when moving is not good, easily skew axial, leads to driven stability not good, influences subsequent trimming quality.
Disclosure of utility model
The utility model aims to provide a thread cutting tool holder assembly for sewing equipment, which aims to overcome the defects of the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
A thread cutting tool apron component for sewing equipment comprises a tool apron table and a thread cutting mechanism arranged on the tool apron table, wherein the thread cutting mechanism comprises a shaft sleeve arranged on the tool apron table, a thread cutting transmission shaft is movably sleeved in the shaft sleeve, and a shuttle bed transmission shaft is movably sleeved in the thread cutting transmission shaft; the cutter seat table is of a sleeve structure with a cross section, the cutter seat table is formed with a joint surface connected with the bottom surface of the sewing machine table, and the joint surface is formed with a plurality of connecting long grooves connected with the bottom surface of the sewing machine table; the cutter seat table is provided with a first limiting seat and a second limiting seat which are axially arranged at intervals, and the first limiting seat and the second limiting seat are respectively provided with coaxially aligned limiting holes for the shaft sleeve to pass through.
Further: the cutter seat table is provided with a movable groove along the axial direction, the first limiting seat is formed in the movable groove, and the second limiting seat can movably adjust the distance between the second limiting seat and the first limiting seat along the length direction of the movable groove.
Further: the shaft sleeve is positioned in the movable groove of the cutter seat table, and the limiting holes of the first limiting seat and the second limiting seat are identical to the outer diameter of the shaft sleeve and are coaxially aligned.
Further: the movable groove bottom wall is provided with an adjusting groove along the axial direction, the bottom of the second limiting seat is provided with an adjusting block embedded into the adjusting groove, the outer end of the adjusting groove is provided with an adjusting seat, and the adjusting seat is provided with an adjusting rod capable of rotationally driving the second limiting seat to move.
Further: the adjusting seat is provided with a threaded hole, the adjusting rod is a threaded rod in threaded fit with the threaded hole, and the inner end of the adjusting rod is movably connected with the second limiting seat.
Further: the cutter seat table is also provided with connecting seats which are flush with the joint surface, and the connecting seats are respectively positioned at two sides of the joint surface.
Further: the connecting seat is longitudinally formed with a lifting groove, and the lifting groove is slidably provided with a connecting block.
Further: the lateral wall of the lifting groove is transversely provided with an inserting hole which is communicated outwards, and the lateral wall of the connecting block is provided with a plurality of locking holes matched with the inserting hole in an equidistant mode along the length direction.
Further: one end shaping of axle sleeve has the fixing base, and the cross-sectional area of fixing base is greater than the spacing hole of first spacing seat, and the one end of axle sleeve passes through fixing base and first spacing seat fixed connection.
The utility model has the beneficial effects that: the shuttle bed transmission shaft can rotate movably in the thread cutting transmission shaft, the thread cutting transmission shaft can rotate movably in the shaft sleeve and rotate in a mutually noninterfere manner, the joint surface on the cutter seat table accessible cross section is connected with the bottom surface of the sewing machine table, the connecting long groove can be used for inserting bolts of different hole sites for connection, the connection stability of the cutter seat and the sewing machine table is improved, in addition, the first limiting seat and the second limiting seat which are arranged at intervals and are provided with limiting holes in a forming mode can limit a longer shaft sleeve, shaft sleeve deviation is prevented, namely the thread cutting transmission shaft and the shuttle bed transmission shaft cannot deviate from an axis, and the stability of transmission is improved.
Drawings
Fig. 1 is a schematic structural view of a wire cutting blade assembly.
Fig. 2 is a schematic structural view of the tool rest.
The reference numerals include:
a 1-thread cutting mechanism,
11-Knife seat, 12-shaft sleeve, 13-wire cutting transmission shaft, 14-shuttle bed transmission shaft, 15-fixing seat,
16-Cam mechanism, 17-link member,
2-Movable groove,
21-An attaching surface, 22-a connecting long groove, 23-a first limit seat, 24-a limit hole,
25-Connecting seat, 26-lifting groove, 27-connecting block, 28-inserting hole, 29-locking hole,
3-A second limit seat,
31-Adjusting groove, 32-adjusting seat, 33-adjusting rod and 34-threaded hole.
Detailed Description
The present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-2, a thread cutting tool apron assembly for sewing equipment comprises a tool apron table 11 and a thread cutting mechanism 1 arranged on the tool apron table 11, wherein the thread cutting mechanism 1 comprises a shaft sleeve 12 arranged on the tool apron table 11, a thread cutting transmission shaft 13 is movably sleeved in the shaft sleeve 12, the thread cutting transmission shaft 13 is of a hollow structure, and a shuttle bed transmission shaft 14 is movably sleeved in the thread cutting transmission shaft 13; the shuttle bed transmission shaft 14 can be driven by a rotating cam mechanism 16 to realize reciprocating rotation, and when two rolling wheels which are arranged at intervals respectively swing, the two rolling wheels are in rolling fit with the cam mechanism 16 to drive the cam mechanism 16 nested in the shuttle bed transmission shaft 14 to rotate in a reciprocating manner. The thread cutting transmission shaft 13 can be driven by the reciprocating swinging connecting rod piece 17 to rotate, so that the shuttle bed transmission shaft 14 and the thread cutting transmission shaft 13 can respectively and movably rotate in the tool apron table 11 to realize driving output.
The cutter seat table 11 is of a sleeve structure with a cross section, the cutter seat table 11 is formed with a joint surface 21 connected with the bottom surface of the sewing machine table, and the joint surface 21 is formed with a plurality of connecting long grooves 22 connected with the bottom surface of the sewing machine table; the cutter seat table 11 is provided with a first limiting seat 23 and a second limiting seat 3 which are axially arranged at intervals, and the first limiting seat 23 and the second limiting seat 3 are respectively provided with coaxially aligned limiting holes 24 for the shaft sleeve 12 to pass through.
The shuttle bed transmission shaft 14 can rotate movably in the thread cutting transmission shaft 13, the thread cutting transmission shaft 13 can rotate movably in the shaft sleeve 12 and rotate without interference, the joint surface 21 on the cross section of the cutter seat table 11 is connected with the bottom surface of the sewing machine table, the connecting long groove 22 can be used for inserting and connecting bolts of different hole positions, the connection stability of the cutter seat and the sewing machine table is improved, in addition, the first limiting seat 23 and the second limiting seat 3 which are arranged at intervals and are formed with the limiting holes 24 can limit the longer shaft sleeve 12, the shaft sleeve 12 is prevented from shifting, namely the thread cutting transmission shaft 13 and the shuttle bed transmission shaft 14 cannot deviate from the axis, and the transmission stability is improved.
The optimized tool apron table 11 is more miniaturized and exquisite in structure, and the die sinking cost is further reduced while the transmission stability is guaranteed.
The cutter seat table 11 is provided with a movable groove 2 along the axial forming, a first limit seat 23 is formed in the movable groove 2, a second limit seat 3 can movably adjust the distance between the cutter seat table and the first limit seat 23 along the length direction of the movable groove 2, and the lengths of some cutter transmission shafts 13 and shuttle bed transmission shafts 14 are longer, so that longer shaft sleeves 12 are required to be adopted, the distance between the first limit seat 23 and the second limit seat 3 can be adjusted, the first limit seat 23 and the second limit seat 3 support the shaft sleeves 12, the axial deviation of the shaft sleeves 12 is prevented, and the transmission stability of the cutter seat is ensured.
Preferably, the shaft sleeve 12 is located in the movable groove 2 of the cutter seat table 11, the limiting holes 24 of the first limiting seat 23 and the second limiting seat 3 are identical to the outer diameter of the shaft sleeve 12 and are coaxially aligned, the shaft sleeve 12 is in clearance fit with the limiting holes 24 of the first limiting seat 23 and the second limiting seat 3, and the support and the installation of the shaft sleeve 12 can be maintained while the disassembly is convenient.
The movable groove 2 diapire along axial shaping has adjustment tank 31, and the shaping of second spacing seat 3 bottom has the regulating block (not marked in the drawing) of embedding to adjustment tank 31, and adjustment seat 32 is installed to adjustment tank 31 outer end, and adjustment seat 32 installs the regulation pole 33 that can rotationally drive the removal of second spacing seat 3, makes the gomphosis at the regulating block of adjustment tank 31 can remove along adjustment tank 31 length direction through rotating regulation pole 33, adjusts the axial position of second spacing seat 3.
Preferably, the adjusting seat 32 is formed with a threaded hole 34, the adjusting rod 33 is a threaded rod in threaded fit with the threaded hole 34, the inner end of the adjusting rod 33 is movably connected with the second limiting seat 3, the end part of the adjusting rod 33 is connected with an adjusting block of the second limiting seat 3 through a bearing seat, and the adjusting rod 33 axially slides along the threaded hole 34 of the adjusting seat 32 when rotating, so that the axial position of the second limiting seat 3 can be adjusted, and the distance between the adjusting rod and the first limiting seat 23 can be adjusted.
The cutter seat table 11 is further provided with connecting seats 25 which are flush with the joint surface 21, the connecting seats 25 are respectively positioned on two sides of the joint surface 21, the joint surface 21 of the cutter seat table 11 and the bottom surface of the sewing machine table is increased by adding the connecting seats 25, so that the installation stability of the cutter seat table 11 is further improved, and the normal operation of the cutter seat table 11 is not affected even if vibration is generated during the operation of the sewing machine table.
Embodiment one: the connecting seat 25 is longitudinally formed with a lifting groove 26, and the lifting groove 26 is slidably provided with a connecting block 27. The lateral wall of the lifting groove 26 is transversely provided with an insertion hole 28 which is communicated outwards, and the lateral wall of the connecting block 27 is equidistantly provided with a plurality of locking holes 29 which are matched with the insertion hole 28 along the length direction. In this embodiment, when the bottom surface of the sewing machine table has grooves, the connecting block 27 located in the lifting groove 26 can be longitudinally adjusted in height, so that the connecting block 27 can be embedded into the groove of the bottom surface of the sewing machine table, which can limit the lateral movement path of the cutter seat table 11 and improve the installation stability of the cutter seat table 11.
After the height of the connection block 27 is determined, one of the locking holes 29 is aligned with the insertion hole 28 in a laterally coaxial manner, and a pin or a bolt may be inserted at this time to fix the connection block 27.
Embodiment two: one end shaping of axle sleeve 12 has fixing base 15, and the cross-sectional area of fixing base 15 is greater than the spacing hole 24 of first spacing seat 23, and fixing base 15 and the spacing seat 23 fixed connection of first of fixing base 15, the fixing base 15 of axle sleeve 12 one end supports first spacing seat 23, is connected with first spacing seat 23 through the bolt, fixes the one end of axle sleeve 12, and the position along way of axle sleeve 12 accessible second spacing seat 3 supports, prevents the skew axis position of axle sleeve 12 to guarantee its transmission stability.
In view of the above, the present utility model has the above-mentioned excellent characteristics, so that it can be used to improve the performance and practicality of the prior art, and is a product with great practical value.
The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.
Claims (9)
1. A thread cutting tool apron component for sewing equipment comprises a tool apron table and a thread cutting mechanism arranged on the tool apron table, wherein the thread cutting mechanism comprises a shaft sleeve arranged on the tool apron table, a thread cutting transmission shaft is movably sleeved in the shaft sleeve, and a shuttle bed transmission shaft is movably sleeved in the thread cutting transmission shaft; the method is characterized in that: the tool apron table is of a sleeve structure with a cross section, a bonding surface connected with the bottom surface of the sewing machine table is formed on the tool apron table, and a plurality of connecting long grooves connected with the bottom surface of the sewing machine table are formed on the bonding surface; the cutter seat table is provided with a first limiting seat and a second limiting seat which are axially arranged at intervals, and the first limiting seat and the second limiting seat are respectively provided with coaxially aligned limiting holes for the shaft sleeve to pass through.
2. A thread trimmer blade assembly for a sewing machine as defined in claim 1 wherein: the tool apron table is provided with a movable groove along the axial direction, the first limiting seat is formed in the movable groove, and the second limiting seat can movably adjust the distance between the second limiting seat and the first limiting seat along the length direction of the movable groove.
3. A thread trimmer blade assembly for a sewing machine as defined in claim 2 wherein: the shaft sleeve is positioned in the movable groove of the cutter seat table, and the limiting holes of the first limiting seat and the second limiting seat are identical to the outer diameter of the shaft sleeve and are coaxially aligned.
4. A thread trimmer blade assembly for a sewing machine according to claim 3 wherein: the movable groove bottom wall is provided with an adjusting groove along the axial direction, the bottom of the second limiting seat is provided with an adjusting block embedded into the adjusting groove, the outer end of the adjusting groove is provided with an adjusting seat, and the adjusting seat is provided with an adjusting rod capable of rotationally driving the second limiting seat to move.
5. The thread trimmer blade assembly for a sewing machine of claim 4 wherein: the adjusting seat is provided with a threaded hole, the adjusting rod is a threaded rod in threaded fit with the threaded hole, and the inner end of the adjusting rod is movably connected with the second limiting seat.
6. The thread trimmer blade assembly for a sewing machine of claim 5 wherein: the tool apron table is also provided with connecting seats which are flush with the joint surface, and the connecting seats are respectively positioned at two sides of the joint surface.
7. The thread trimmer blade assembly for a sewing machine of claim 6 wherein: the connecting seat is longitudinally formed with a lifting groove, and the lifting groove is slidably provided with a connecting block.
8. The thread trimmer blade assembly for a sewing machine of claim 7 wherein: the lateral wall of the lifting groove is transversely provided with an inserting hole which is communicated outwards, and the lateral wall of the connecting block is provided with a plurality of locking holes matched with the inserting hole in an equidistant mode along the length direction.
9. The thread trimmer blade assembly for a sewing machine of claim 8 wherein: one end shaping of axle sleeve has the fixing base, and the cross-sectional area of fixing base is greater than the spacing hole of first spacing seat, and the one end of axle sleeve passes through fixing base and first spacing seat fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322291690.8U CN220907858U (en) | 2023-08-25 | 2023-08-25 | Thread cutting tool apron component for sewing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322291690.8U CN220907858U (en) | 2023-08-25 | 2023-08-25 | Thread cutting tool apron component for sewing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220907858U true CN220907858U (en) | 2024-05-07 |
Family
ID=90915528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322291690.8U Active CN220907858U (en) | 2023-08-25 | 2023-08-25 | Thread cutting tool apron component for sewing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220907858U (en) |
-
2023
- 2023-08-25 CN CN202322291690.8U patent/CN220907858U/en active Active
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