CN205839336U - Self-localization-type sewing machine stationary knife assembly - Google Patents
Self-localization-type sewing machine stationary knife assembly Download PDFInfo
- Publication number
- CN205839336U CN205839336U CN201620833824.1U CN201620833824U CN205839336U CN 205839336 U CN205839336 U CN 205839336U CN 201620833824 U CN201620833824 U CN 201620833824U CN 205839336 U CN205839336 U CN 205839336U
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- CN
- China
- Prior art keywords
- knife rest
- adjusting knob
- sewing machine
- regulation set
- localization
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- 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.)
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Abstract
This utility model relates to sewing machine technique field, disclose a kind of self-localization-type sewing machine stationary knife assembly, including knife rest, ledger-plate, the front of knife rest is provided with adjusting knob, being rotationally connected between adjusting knob and knife rest, the back side of knife rest is provided with screw rod, and the outer sheath of screw rod is provided with thread bush, the outer end of thread bush is provided with flange, and the upper end of knife rest is provided with positive stop lug boss；The outer sheath of adjusting knob is provided with regulation set, it is provided with back-moving spring bottom regulation set and between the outer end of adjusting knob, the front of knife rest is positioned at the side of adjusting knob and is provided with reed, the periphery of adjusting knob is provided with some stopper slots, the inner of adjusting knob is provided with annular escape groove, the inner of each stopper slot all connects with annular escape groove, and the bottom surface of stopper slot is concordant with the bottom surface of annular escape groove, and the outer end of reed is provided with the spacing ball stretching in stopper slot.This utility model is automatically positioned after having the position of scalable ledger-plate, regulation, the beneficial effect of highly versatile.
Description
Technical field
This utility model relates to sewing machine technique field, particularly relates to a kind of sewing machine stationary knife assembly.
Background technology
Stationary knife assembly is a mechanism on sewing machine, at least provided with a ledger-plate in stationary knife assembly, when sewing machine stitches
After having threaded, need to coordinate cutting selvedge with cutting blade by ledger-plate, thus improve automaticity；But much computer stitches
Machine automaticity of threading is higher, sew different clothes time, different to the edge cutting status requirement of cloth, this just requires stationary knife
Sheet has regulation adaptive functions, and the ledger-plate in current common sewing machine structure is all fixed, it is impossible to meet need
Ask.
Utility model content
The deficiency that this utility model cannot regulate to overcome the ledger-plate position in stationary knife assembly of the prior art, carries
Supplied a kind of scalable ledger-plate position, regulation after be automatically positioned, the sewing machine stationary knife assembly of highly versatile.
To achieve these goals, this utility model adopts the following technical scheme that
A kind of self-localization-type sewing machine stationary knife assembly, including knife rest, the ledger-plate that is located at knife rest upper end, described knife rest is just
Face is provided with adjusting knob, is rotationally connected between described adjusting knob and knife rest, and it is same that the back side of described knife rest is provided with and regulates rotation
The screw rod that axle is fixing, the outer sheath of described screw rod is provided with thread bush, and the outer end of described thread bush is provided with flange, described knife rest upper
End is provided with positive stop lug boss；The outer sheath of described adjusting knob is provided with regulation set, axially slides between described regulation set and adjusting knob
Dynamic circumference is spacing, is provided with back-moving spring bottom described regulation set and between the outer end of adjusting knob, and the front of described knife rest is positioned at
The side of adjusting knob is provided with reed, and the periphery of described adjusting knob is provided with some Yu axially in parallel stopper slot, described
The inner of adjusting knob is provided with annular escape groove, and the inner of each stopper slot all connects with annular escape groove, described stopper slot
Bottom surface is concordant with the bottom surface of annular escape groove, and the outer end of described reed is provided with the spacing ball stretching in stopper slot.
Flange is connected with sewing machine, and positive stop lug boss snaps in the stopper slot of sewing machine end face, stopper slot and the axis of screw rod
Parallel, whole knife rest is by screw rod, this 2 spacing of positive stop lug boss, when needing to regulate ledger-plate, and pressure regulation set, regulation set
The inner be pressed in reed outer end so that the spacing ball of reed outer end in stopper slot deviate from enter annular escape groove in, the most just
Can rotary regulating sleeve smoothly, regulation set and adjusting knob synchronous axial system, adjusting knob drives between screw rod and thread bush relative
Motion, it is achieved ledger-plate inwardly, be displaced outwardly such that it is able to regulate the position of ledger-plate accurately, can be suitably used for different cloth
Cutting requirement, regulate and unclamp regulation set afterwards, regulation is enclosed within the effect of stage clip and resets, and reed outer end is owing to lacking regulation
Set spacing, the spacing ball of reed outer end automatically into spacing in stopper slot, even if touch by mistake, by mistake rotary regulating sleeve all can not drive
Dynamic screw rod rotates, can be self-align after adjusting knob regulation.
As preferably, position between flange and knife rest, the outside of described thread bush is provided with stage clip.Stage clip plays pre-
Tight effect, prevents the gap between screw rod and the screw thread of swivel nut from rocking；Stage clip can increase the rotary resistance of adjusting knob simultaneously, when
Spacing inefficacy between reed and stopper slot, stage clip can play certain position-limiting action, prevents adjusting knob from being touched by mistake and leading
Cause position change.
As preferably, the inner of described regulation set stretches out and forms convex annular eaves, and the surface of described regulation set is provided with anti-
Sliding stricture of vagina.Anti-slip veins has anti-skidding effect, and convex annular eaves is easy under regulation set press.
As preferably, the upper surface of described knife rest is provided with chute, is provided with slide block, the one of described slide block in described chute
End be fixed with separated time pin, the front of described knife rest is provided with long slot bore connect with chute side, be provided with in described long slot bore and
The shifting block that slide block connects, the back side of described knife rest is provided with the breach connected with chute opposite side, is provided with spacing in described breach
Reed, the side of described slide block is provided with two limited impressions.Can stir slide block by shifting block to move in chute, slide mobile band
Dynamic separated time pin moves such that it is able to the length of regulation separated time pin.
Therefore, this utility model have scalable ledger-plate position, regulation after be automatically positioned, the useful effect of highly versatile
Really.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of tool rest.
Fig. 2 is the structure schematic diagram of tool rest.
Fig. 3 is the side view of tool rest.
Fig. 4 be slide block with chute coordinate schematic diagram.
Fig. 5 is the spacing view of reed and adjusting knob.
Fig. 6 is that reed releases spacing view with adjusting knob.
In figure: knife rest 1, ledger-plate 2, adjusting knob 3, screw rod 4, thread bush 5, flange 6, positive stop lug boss 7, stage clip 8, regulation
Set 9, back-moving spring 10, chute 11, slide block 12, separated time pin 13, long slot bore 14, shifting block 15, breach 16, position-limiting spring leaf 17, spacing
Groove 18, reed 19, stopper slot 30, annular escape groove 31, convex annular eaves 90, anti-slip veins 91, spacing ball 100.
Detailed description of the invention
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings:
A kind of self-localization-type sewing machine stationary knife assembly as shown in Figure 1, Figure 2 and Figure 3, including knife rest 1, is located at knife rest upper end
Ledger-plate 2, the front of knife rest is provided with adjusting knob 3, is rotationally connected between adjusting knob and knife rest, the back side of knife rest be provided with
The screw rod 4 that regulation rotating coaxial is fixing, the outer sheath of screw rod is provided with thread bush 5, and the outer end of thread bush is provided with flange 6, knife rest
Upper end is provided with positive stop lug boss 7, and position between flange and knife rest, the outside of thread bush is provided with stage clip 8；
As shown in Figure 3, Figure 5 and Figure 6, the outer sheath of adjusting knob 3 is provided with regulation set 9, between regulation set and adjusting knob
The circumference that slides axially is spacing, is provided with back-moving spring 10 bottom regulation set and between the outer end of adjusting knob, and the front of knife rest is positioned at
The side of adjusting knob is provided with reed 19, and the periphery of adjusting knob 3 is provided with some Yu axially in parallel stopper slot 30, regulation
The inner of knob is provided with annular escape groove 31, and the inner of each stopper slot all connects with annular escape groove, the bottom surface of stopper slot and
The bottom surface of annular escape groove is concordant, and the outer end of reed 10 is provided with the spacing ball 100 stretched in stopper slot；Regulation set 9 the inner to
Outer extension forms convex annular eaves 90, and the surface of regulation set is provided with anti-slip veins 91.
As shown in Figure 4, the upper surface of knife rest is provided with chute 11, is provided with slide block 12 in chute, and one end of slide block is fixed with
Separated time pin 13, the front of knife rest is provided with the long slot bore 14 connected with chute side, is provided with the shifting block being connected with slide block in long slot bore
15, the back side of knife rest is provided with the breach 16 connected with chute opposite side, is provided with position-limiting spring leaf 17 in breach, and the side of slide block is provided with
Two limited impressions 18.
In conjunction with accompanying drawing, using method of the present utility model is as follows: flange is connected with sewing machine, and positive stop lug boss snaps in sewing machine
In the stopper slot of end face, stopper slot is parallel with the axis of screw rod, whole knife rest by screw rod, this 2 spacing of positive stop lug boss,
When needing to regulate ledger-plate, pressure regulation set, the inner of regulation set is pressed in reed outer end so that the spacing ball of reed outer end is from limit
In in the groove of position, abjection enters annular escape groove, as shown in Figure 6, the most just can rotary regulating sleeve, regulation set and regulation rotation smoothly
Button synchronous axial system, adjusting knob drives relative motion between screw rod and thread bush, it is achieved ledger-plate inwardly, be displaced outwardly, thus
The position of ledger-plate can be regulated accurately, can be suitably used for the cutting requirement of different cloth, regulate and unclamp regulation set afterwards, adjust
Joint is enclosed within the effect of stage clip and resets, reed outer end owing to lacking the spacing of regulation set, the spacing ball of reed outer end automatically into
In stopper slot spacing, even if as it is shown in figure 5, touch by mistake, by mistake rotary regulating sleeve all can not drive screw turns, adjusting knob regulates
After can be self-align.This utility model is automatically positioned after having the position of scalable ledger-plate, regulation, the useful effect of highly versatile
Really.
Claims (4)
1. a self-localization-type sewing machine stationary knife assembly, including knife rest, the ledger-plate that is located at knife rest upper end, is characterized in that, described
The front of knife rest is provided with adjusting knob, is rotationally connected between described adjusting knob and knife rest, and the back side of described knife rest is provided with and adjusts
The screw rod that joint rotating coaxial is fixing, the outer sheath of described screw rod is provided with thread bush, and the outer end of described thread bush is provided with flange, described
The upper end of knife rest is provided with positive stop lug boss；The outer sheath of described adjusting knob be provided with regulation set, described regulation set with adjusting knob it
Between slide axially circumference spacing, described regulation set bottom and the outer end of adjusting knob between be provided with back-moving spring, described knife rest
Front is positioned at the side of adjusting knob and is provided with reed, and the periphery of described adjusting knob is provided with some with axially in parallel spacing
Groove, the inner of described adjusting knob is provided with annular escape groove, and the inner of each stopper slot all connects with annular escape groove, described limit
The bottom surface of position groove is concordant with the bottom surface of annular escape groove, and the outer end of described reed is provided with the spacing ball stretching in stopper slot.
Self-localization-type sewing machine stationary knife assembly the most according to claim 1, is characterized in that, the outside of described thread bush is positioned at
Position between flange and knife rest is provided with stage clip.
Self-localization-type sewing machine stationary knife assembly the most according to claim 1, is characterized in that, the inner of described regulation set is outwards
Extending and form convex annular eaves, the surface of described regulation set is provided with anti-slip veins.
Self-localization-type sewing machine stationary knife assembly the most according to claim 1, is characterized in that, the upper surface of described knife rest sets
Having chute, be provided with slide block in described chute, one end of described slide block is fixed with separated time pin, and the front of described knife rest is provided with sliding
The long slot bore of groove side connection, is provided with the shifting block being connected with slide block in described long slot bore, the back side of described knife rest is provided with sliding
The breach of groove opposite side connection, is provided with position-limiting spring leaf in described breach, the side of described slide block is provided with two limited impressions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833824.1U CN205839336U (en) | 2016-08-03 | 2016-08-03 | Self-localization-type sewing machine stationary knife assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833824.1U CN205839336U (en) | 2016-08-03 | 2016-08-03 | Self-localization-type sewing machine stationary knife assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205839336U true CN205839336U (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620833824.1U Expired - Fee Related CN205839336U (en) | 2016-08-03 | 2016-08-03 | Self-localization-type sewing machine stationary knife assembly |
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| Country | Link |
|---|---|
| CN (1) | CN205839336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644904A (en) * | 2018-07-27 | 2020-09-11 | 黄河科技学院 | Multi-station numerical control machining equipment |
-
2016
- 2016-08-03 CN CN201620833824.1U patent/CN205839336U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644904A (en) * | 2018-07-27 | 2020-09-11 | 黄河科技学院 | Multi-station numerical control machining equipment |
| CN111644903A (en) * | 2018-07-27 | 2020-09-11 | 黄河科技学院 | Numerical control machining device |
| CN111644903B (en) * | 2018-07-27 | 2022-03-22 | 黄河科技学院 | Numerical control machining device |
| CN111644904B (en) * | 2018-07-27 | 2022-03-22 | 黄河科技学院 | Multi-station numerical control machining equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190803 |