CN221094499U - Oil return device for needle bar of sewing machine - Google Patents
Oil return device for needle bar of sewing machine Download PDFInfo
- Publication number
- CN221094499U CN221094499U CN202322818531.9U CN202322818531U CN221094499U CN 221094499 U CN221094499 U CN 221094499U CN 202322818531 U CN202322818531 U CN 202322818531U CN 221094499 U CN221094499 U CN 221094499U
- Authority
- CN
- China
- Prior art keywords
- oil return
- sewing machine
- needle bar
- return device
- sides
- 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.)
- Active
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 38
- 238000009434 installation Methods 0.000 claims abstract description 29
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 64
- 230000007246 mechanism Effects 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005461 lubrication 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
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses an oil return device for a needle bar of a sewing machine, which belongs to the technical field of sewing machines and comprises an oil return piece for oil return of the needle bar of the sewing machine, wherein one end of the oil return piece is provided with a connecting rod, the upper end and the lower end of the front surface of the connecting rod are respectively provided with a through groove, and the inner walls of the two through grooves are respectively provided with a connecting block. This an oil return device for sewing machine needle bar benefits from the design of installation pole, clamping lever, connecting rod and connecting block, when the oil return spare needs to maintain, remove the installation pole to one end, the installation pole passes through the connecting rod and drives another installation pole reverse movement, to clamping lever and installation piece separation on one side of the installation pole, then take off the oil return spare, detect after maintaining when the oil return spare, the same reason is fixed to the installation piece with the oil return spare, make things convenient for dismouting oil return spare through this kind of mode, and whole dismouting process is laborsaving, need not with the help of appurtenance, thereby improve the convenience that the oil return spare was maintained.
Description
Technical Field
The utility model belongs to the technical field of sewing machines, and particularly relates to an oil return device for a needle bar of a sewing machine.
Background
The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on cloth, interweaves or sews one or more layers of the sewing materials, is widely applied to various clothing workshops due to the high-speed production advantages of the overedger along with the development of clothing industry, and a main shaft of the overedger which runs at high speed transmits power to mechanisms involved in sewing such as thorn materials, hook threads, thread taking-up, feeding and the like through a transmission mechanism, so that the machine needs to timely supplement lubricating oil to avoid abrasion or seizure of a mechanical mechanism, excessive lubricating oil can pollute the sewing materials, and the supply of a proper amount of lubricating oil to the mechanisms involved in sewing is completed through cooperation of an oil supply mechanism and an oil return mechanism.
The Chinese patent document (application publication number CN 217781428U) relates to an oil return device for a needle bar of a sewing machine, which comprises an oil distributor I, an oil distributor II, a relay screw I, an oil pipe connector, a nozzle pipe fitting, a plugging screw, a relay screw II and an oil pump, wherein an oil return cavity is formed at the end part of the oil distributor I, the plugging screw is filled at the end part of the oil return cavity, an oil injection pipe fitting is arranged on the oil distributor I, the oil distributor II is in a Venturi structure, and a hose is connected between the oil distributor II and a lower sleeve ring of the needle bar of the sewing machine.
It can be seen that although the above cited patent document optimizes the oil return design of the needle bar position of the sewing machine, effectively solves the problem of needle bar oil seepage, the oil return device is fixed on the sewing machine through screws, and when the oil return device needs to be maintained, the oil return device needs to be disassembled and assembled by aid of auxiliary tools, and the whole disassembly and assembly process is labor-consuming and labor-consuming, so that the convenience of maintenance of the oil return device is reduced.
Disclosure of utility model
The utility model aims to provide an oil return device for a needle bar of a sewing machine, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil return device for sewing machine needle bar, is including the oil return spare that is used for sewing machine needle bar oil return, the one end of oil return spare is equipped with the connecting rod, logical groove has all been seted up at the positive upper and lower both ends of connecting rod, two the inner wall that leads to the groove all is equipped with the connecting block, two the back of connecting block all is equipped with the installation pole, two the spring is all installed to one side of installation pole, and the clamping bar is all installed to two opposite one side of installation pole, two the outer wall of clamping bar is equipped with the installation piece jointly, two one side of installation pole one end in opposite directions all is equipped with the auxiliary fixation subassembly that is used for the oil return spare to install.
As a preferred embodiment, the auxiliary fixing component comprises an auxiliary block, one side of the auxiliary block is provided with a screw rod, one end of the screw rod is provided with a rotary knob, and the other end of the screw rod is connected with one side of the installation block in a clamping manner.
As a preferred embodiment, two opposite sides of the mounting rod are provided with placing grooves, and the inner sides of the two placing grooves are slidably provided with pull rings.
As a preferable implementation scheme, the upper end and the lower end of the oil return piece are both provided with fixed blocks, and one side of each fixed block is fixedly connected with one end of each spring.
As a preferred embodiment, the other side of the opposite ends of the two mounting rods is provided with a sliding strip.
As a preferred embodiment, the two sides of the connecting block are provided with sliding blocks.
As a preferred embodiment, half the length of the tab inner diameter is greater than the depth of the placement groove.
Compared with the prior art, the utility model has the technical effects and advantages that:
According to the oil return device for the needle bar of the sewing machine, due to the design of the mounting bar, the clamping bar, the connecting bar and the connecting block, when the oil return piece needs to be maintained, the mounting bar is moved to one end, the mounting bar drives the other mounting bar to move reversely through the connecting bar, the clamping bar at one side of the mounting bar is separated from the mounting block, then the oil return piece is taken down, after the oil return piece is detected and maintained, the oil return piece is fixed to the mounting block in the same way, the oil return piece is conveniently dismounted in the mode, the whole dismounting process is labor-saving, no auxiliary tool is needed, and therefore the convenience of maintenance of the oil return piece is improved;
Through being equipped with turn round and lead screw, after the installation of the installation piece in oil return spare and sewing machine frame, turn round and move and drive the lead screw and remove to the installation piece orientation, to lead screw and installation piece one side block, can further fix oil return spare through this kind of mode to increase its bulk connection's steadiness.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a mounting mechanism according to the present utility model;
FIG. 3 is a schematic view of an auxiliary fixing assembly according to the present utility model;
Fig. 4 is an enlarged schematic view of the structure of fig. 2a according to the present utility model.
Reference numerals illustrate:
In the figure: 1. an oil return member; 2. a connecting rod; 201. a through groove; 3. a connecting block; 4. a mounting rod; 401. a placement groove; 402. a pull ring; 5. a spring; 6. a clamping rod; 7. a mounting block; 8. an auxiliary block; 9. a screw rod; 10. a turning button; 11. a fixed block; 12. a slide bar; 13. a sliding block.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
Unless defined otherwise, all directions, up, down, left, right, front, back, interior, and exterior, etc., referred to herein are relative to the directions, up, down, left, right, front, back, interior, and exterior, etc., in the drawings shown in the present utility model, and are described herein.
The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.
The embodiment provides an oil return device for sewing machine needle bar as shown in fig. 1 to 4, including the oil return piece 1 that is used for sewing machine needle bar oil return, oil return piece 1 is joined in marriage the distributor by the oil, the oil return interface, the oil supply interface, the oil return passageway, oil supply passageway, confluence through-hole and oil pump constitute, oil supply interface on the oil return piece 1 is connected through connecting hose and between the lantern ring under the sewing machine needle bar, not only can carry out oil feeding lubrication to sewing machine needle bar, can also absorb unnecessary lubricating oil on the needle bar simultaneously, avoid taking place the needle bar oil seepage condition, prevent the pollution sewing material, the one end of oil return piece 1 is equipped with connecting rod 2, the middle part at the connecting rod 2 back is connected with the one end bearing of oil return piece 1, the logical groove 201 has all been seted up at the positive upper and lower both ends of connecting rod 2, the inner wall of two logical groove 201 all is equipped with connecting block 3, connecting block 3 and logical groove 201 sliding connection, the back of two connecting block 3 all is equipped with installation pole 4, installation pole 4 and connecting block 3 bearing connection, spring 5 is all installed to one side of two installation pole 4, the opposite one side of two installation pole 4 all installs block 6 and installs block 7, the joint 7 is equipped with 7 on two side 7 and installs the fixed assembly 7 to both sides, the side 7 is equipped with the mutual installation hole 7.
The oil pump in the oil return member 1 is a conventional instrument, the working principle, size and model are irrelevant to the functions of the present utility model, so that the control mode of the present utility model is controlled by a controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to the common knowledge in the art, and the present utility model is mainly used for protecting mechanical devices, so that the present utility model does not explain the control mode and circuit connection in detail.
This embodiment provides supplementary fixed subassembly including supplementary piece 8, one side of supplementary piece 8 is equipped with lead screw 9, the outer wall of lead screw 9 runs through supplementary piece 8, and with the inside threaded connection of supplementary piece 8, turn round 10 is installed to the one end of lead screw 9, the outer wall of turn round 10 is equipped with anti-skidding screw thread, so that increase the frictional force between staff and the turn round 10 outer wall, the convenience rotates turn round 10, the other end and the one side block of installation piece 7 are connected of lead screw 9, the installation hole has all been seted up near the top of card hole in installation piece 7 both sides, lead screw 9 is connected with installation piece 7 block through the mounting hole, can be further installed fixedly to oil return spare 1 through supplementary fixed subassembly, thereby increase the steadiness of its connection.
The embodiment provides that standing groove 401 has all been seted up to opposite one side of two installation poles 4, the inboard slip of two standing grooves 401 is equipped with pull ring 402, standing groove 401 is convenient to be used for accomodating pull ring 402, pull ring 402 is the semicircle ring, one side of two fixed blocks 11 respectively with the one end fixed connection of two springs 5, slider 12 is all installed to the opposite side of two installation poles 4 one end in opposite directions, slider 12 shape is T shape, the guide way with slider 12 looks adaptation is all seted up at the upper and lower both ends of return piece 1, slider 12 and guide way sliding connection, slider 13 is all installed to the both sides of connecting block 3, slider 13 is the rectangle, also can be other shapes, mainly play limiting displacement to connecting block 3, the spout with slider 13 looks adaptation is all seted up to the both sides of logical groove 201, slider 13 and spout sliding connection, the half length of pull ring 402 internal diameter is slightly greater than the degree of standing groove 401, can accomodate pull ring 402 behind the standing groove 401 conveniently take out.
Principle of operation
When the oil return piece 1 needs to be maintained, the rotary knob 10 is rotated firstly, the rotary knob 10 rotates to drive the screw rod 9 to move outwards until the screw rod 9 is separated from the mounting block 7, then the pull ring 401 is pulled outwards, the pull ring 401 moves outwards to drive the mounting rod 4 to move outwards, the mounting rod 4 moves outwards to drive the connecting rod 2 to rotate through the connecting block 3, the connecting rod 2 rotates to drive the other mounting rod 4 to move reversely through the other connecting block 3 until the clamping rods 6 on one side of the two mounting rods 4 are separated from clamping holes on two sides of the mounting block 7 respectively, the oil return piece 1 is taken out from the sewing machine frame, after the oil return piece is detected and maintained, the oil return piece 1 is fixed on the mounting block 7 of the sewing machine frame in the same way, the oil return piece 1 is conveniently dismounted in a labor-saving mode, and the whole dismounting process is labor-saving without auxiliary tools, so that the convenience of maintenance of the oil return piece 1 is improved.
It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an oil return device for sewing machine needle bar, is including being used for oil return spare (1) of sewing machine needle bar oil return, the one end of oil return spare (1) is equipped with connecting rod (2), its characterized in that: through grooves (201) are formed in the upper end and the lower end of the front face of the connecting rod (2), connecting blocks (3) are arranged on the inner walls of the two through grooves (201), mounting rods (4) are arranged on the back faces of the two connecting blocks (3), springs (5) are arranged on one sides of the two mounting rods (4), clamping rods (6) are arranged on opposite sides of the two mounting rods (4), mounting blocks (7) are arranged on the outer walls of the clamping rods (6) together, and auxiliary fixing assemblies for mounting the oil return pieces (1) are arranged on one sides of opposite ends of the mounting rods (4).
2. An oil return device for a needle bar of a sewing machine according to claim 1, wherein: the auxiliary fixing assembly comprises an auxiliary block (8), a screw rod (9) is assembled on one side of the auxiliary block (8), a rotary knob (10) is installed at one end of the screw rod (9), and the other end of the screw rod (9) is connected with one side of the installation block (7) in a clamping mode.
3. An oil return device for a needle bar of a sewing machine according to claim 1, wherein: the opposite sides of the two mounting rods (4) are provided with placing grooves (401), and pull rings (402) are slidably arranged on the inner sides of the two placing grooves (401).
4. An oil return device for a needle bar of a sewing machine according to claim 1, wherein: the upper end and the lower end of the oil return piece (1) are respectively provided with a fixed block (11), and one sides of the two fixed blocks (11) are respectively fixedly connected with one ends of the two springs (5).
5. An oil return device for a needle bar of a sewing machine according to claim 3, wherein: the other sides of the opposite ends of the two mounting rods (4) are provided with sliding strips (12).
6. An oil return device for a needle bar of a sewing machine according to claim 1, wherein: both sides of the connecting block (3) are provided with sliding blocks (13).
7. An oil return device for a needle bar of a sewing machine according to claim 3, wherein: the half length of the inner diameter of the pull ring (402) is larger than the depth of the placing groove (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322818531.9U CN221094499U (en) | 2023-10-20 | 2023-10-20 | Oil return device for needle bar of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322818531.9U CN221094499U (en) | 2023-10-20 | 2023-10-20 | Oil return device for needle bar of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221094499U true CN221094499U (en) | 2024-06-07 |
Family
ID=91318295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322818531.9U Active CN221094499U (en) | 2023-10-20 | 2023-10-20 | Oil return device for needle bar of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221094499U (en) |
-
2023
- 2023-10-20 CN CN202322818531.9U patent/CN221094499U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221094499U (en) | Oil return device for needle bar of sewing machine | |
| CN203583157U (en) | Auxiliary feeding driving device for special sewing machine | |
| CN204112025U (en) | A kind of embroidery machine tabouret governor motion | |
| CN107161792B (en) | A kind of convenient adjustable weaving winding mechanism | |
| CN204138891U (en) | A kind of overlock machine with automatic tangent function | |
| CN215516167U (en) | Yarn tension adjusting device for computerized flat knitting machine | |
| CN212640837U (en) | Hook line suspension rotating shuttle | |
| CN208776950U (en) | A kind of dual-needle-bar mechanism | |
| CN201024280Y (en) | Yarn moving regulation device for computerized flat knitting machine | |
| CN212175197U (en) | Sewing machine with internal wiring | |
| CN207984028U (en) | A kind of reciprocating pultrusion draft gear of novel hydraulic driving | |
| CN206173575U (en) | Knitting needle orbit intelligent regulation formula triangle mechanism | |
| CN109399360A (en) | A kind of knitted apparel production and processing yarn wrap-up | |
| CN206486669U (en) | A kind of feeding device of quilting machine of convenient regulation | |
| CN205046300U (en) | Double needle bar warp machine sley bar actuating mechanism | |
| CN209668498U (en) | A kind of knitted apparel production and processing yarn wrap-up | |
| CN105620020A (en) | Circular screen printer device with rotary type magnetic device | |
| CN212714044U (en) | Hook line suspension rotating shuttle | |
| CN213804303U (en) | Hook line suspension rotating shuttle | |
| CN216473876U (en) | Thread supply device of sewing machine | |
| CN221142072U (en) | Upward moving device of flat car sewing machine | |
| CN211771906U (en) | Pattern sewing machine capable of switching sewing modes to perform sewing | |
| CN212533365U (en) | Hook line suspension rotating shuttle | |
| CN212560684U (en) | Hook line suspension rotating shuttle | |
| CN203741539U (en) | Feed dog swing mechanism of sewing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |