CN205088414U - Knee -control presser foot lifting device of sewing machine - Google Patents
Knee -control presser foot lifting device of sewing machine Download PDFInfo
- Publication number
- CN205088414U CN205088414U CN201520728077.0U CN201520728077U CN205088414U CN 205088414 U CN205088414 U CN 205088414U CN 201520728077 U CN201520728077 U CN 201520728077U CN 205088414 U CN205088414 U CN 205088414U
- Authority
- CN
- China
- Prior art keywords
- knee control
- presser foot
- foot lifting
- knee
- oil box
- 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
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model belongs to the technical field of sewing machine, knee -control presser foot lifting device of sewing machine especially, including fix the oil box of bottom plate baseplane with fix the set casing on the frame, the set casing is located the below of bottom plate, being equipped with on the set casing and lifting presser foot mechanism, lift presser foot mechanism and be connected with knee accuse mechanism, the oil box upper cover is equipped with the food tray, and the connection of oil box and food tray forms an inclosed space, the middle part downwards concave of food tray is provided with the oil filler point, and the hole of oil filler point forms the pump nozzle along downwardly extending, fashioned first guiding hole makes progress bottom the oil box, the last port of first guiding hole is equipped with the seal receptacle, and the cover is equipped with the spacer sleeve on the seal receptacle, and the internal diameter of spacer sleeve is greater than the external diameter of seal receptacle, the top of the hood of knee accuse mechanism is provided with the ejector pin, the ejector pin with lift presser foot mechanism and be connected, the ejector pin passes the spacer sleeve, and spacer sleeve inner edge and ejector pin week are inclined fixedly and sealed, the utility model provides a setting is in bottom plate below, and the bottom plate is dug and can not let the knee -control presser foot lifting device of sewing machine that lubricating oil is exposed or spill over.
Description
Technical field
The utility model belongs to sewing machine technique field, is related specifically to a kind of Sewing machines knee control presser foot lifting device.
Background technology
At present, the oil box for Sewing machines is the below being arranged on base plate, is provided with knee control foot lifting mechanism below oil box; This oil box is on base plate, be provided with oil box installation position, and oil box is fixed in the oil box installation position on base plate; Be separable between oil box and machine, when machine is dug, outside oil box and interior lubricating oil thereof are just exposed to, affect attractive in appearance and easily have cloth to drop to produce and pollute, and then whole oil circuit to be polluted; Also lubricating oil can be caused to overflow simultaneously, pollute tailoring cloth, cause unnecessary loss.
Summary of the invention
In order to overcome defect of the prior art, the purpose of this utility model is to provide one to be arranged on below base plate, base plate dig and can not allow lubricating oil exposed or overflow Sewing machines knee control presser foot lifting device.
The purpose of this utility model is achieved in that Sewing machines knee control presser foot lifting device, and comprise the oil box being fixed on base plate baseplane and the set casing be fixed on vehicle frame, described set casing is positioned at the below of base plate; Described set casing is provided with and is connected with presser foot device and drives the foot lifting mechanism of its presser foot lifter action, foot lifting mechanism is connected with knee control mechanism, knee control mechanism drives foot lifting mechanism action to realize presser foot lifter action, described oil box is covered with food tray, oil box and food tray be connected to form an airtight space; The middle part of described food tray is to recessed and be provided with oil filler point, and the hole of oil filler point is along extending to form pump nozzle downwards; Upwards form the first pilot hole through food tray bottom described oil box, the outer wall of the first described pilot hole and food tray seal and arrange; The upper port of the first described pilot hole is provided with seal receptacle, and described seal receptacle is arranged with interstage sleeve, and the internal diameter of interstage sleeve is greater than the external diameter of seal receptacle; The top of the top cap of knee control mechanism is provided with push rod, and described push rod passes the first pilot hole and stretches out outside base plate and is connected with foot lifting mechanism; Push rod is through described interstage sleeve, and interstage sleeve inner edge and all sides of push rod are fixed and seal.
Be set to further in the utility model: described knee control mechanism and foot lifting mechanism removably connect; Described foot lifting mechanism comprises the knee control axle, fixed axis and the connecting rod that are arranged on set casing, and described knee control axle is provided with knee control position-limited rack; Described fixed axis is provided with the Connection Block be connected with presser foot device; One end of described connecting rod is articulated with knee control position-limited rack, and the other end is articulated with Connection Block; Described fixed axis is set with the reset components that foot lifting mechanism is resetted.
Be set to further in the utility model: bottom described set casing, be upwards shaped to the second pilot hole, in the second described pilot hole, be provided with described top cap; The bottom of described top cap contacts with Connection Block and connects.
Be set to further in the utility model: described knee control mechanism includes knee control wrench assembly, the upper end of knee control wrench assembly is provided with clamp, and one end and the knee control axle of clamp are connected.
Be set to further in the utility model: described reset components is torsion spring.
Be set to further in the utility model: described knee control position-limited rack and Connection Block are separately fixed on knee control axle and fixed axis by screw.
Be set to further in the utility model: between described oil box and base plate, be provided with sealing gasket.
The utility model gives prominence to compared to existing technology and useful technique effect is:
1, the oil box in order to store lubricating oil in the utility model is fixed on baseplate of sewing machine, the food tray that oil box and oil box upper cover are established is connected to form an airtight space, lubricating oil is completely cut off at oil box inner, and the setting of pump nozzle, also can not allow when base plate is dug lubricating oil exposed or overflow, prevent lubricant pollution, and prevent the excessive pollution tailoring cloth of lubricating oil.
2, knee control mechanism of the present utility model and foot lifting mechanism removably connect, foot lifting mechanism is arranged on set casing, like this in machine carrying or do not need knee control mechanism to be unloaded during knee control mechanism, simultaneously knee control mechanism can not be needed to unload digging machine, easy to use; Meanwhile, foot lifting mechanism is arranged on fuel tank outside, and handled easily personnel, to the dismounting of foot lifting mechanism and installation, are convenient to maintenance.
Accompanying drawing explanation
Fig. 1 is generalized section of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is the generalized section of the utility model other direction.
Number in the figure implication:
1-oil box; 2-set casing; 3-knee control axle; 4-fixed axis; 5-connecting rod; 6-knee control position-limited rack; 7-Connection Block; 8-reset components; 9-food tray; 10-oil filler point; 11-pump nozzle; 12-seal receptacle; 13-first pilot hole; 14-interstage sleeve; 15-second pilot hole; 16-pushes up cap; 17-push rod; 18-knee control wrench assembly; 19-clamp; 20-screw; 21-sealing gasket; 22-container cavity; 100-base plate.
Detailed description of the invention
The utility model is further described with specific embodiment below in conjunction with accompanying drawing:
Shown in Fig. 1, Fig. 2, Fig. 3, Sewing machines knee control presser foot lifting device, comprise the oil box 1 being fixed on base plate 100 baseplane and the set casing 2 be fixed on vehicle frame, described set casing 2 is positioned at the below of base plate 100; Described set casing 2 is provided with and is connected with presser foot device and drives the foot lifting mechanism of its presser foot lifter action, foot lifting mechanism is connected with knee control mechanism, knee control mechanism drives foot lifting mechanism action to realize presser foot lifter action, carry at machine like this or do not need knee control mechanism to be unloaded during knee control mechanism, simultaneously knee control mechanism can not be needed to unload digging machine, easy to use; Described oil box 1 is covered with food tray 9, oil box 1 and food tray 9 be connected to form an airtight space; The middle part of described food tray 9 is to recessed and be provided with oil filler point 10, and the hole of oil filler point 10 is along extending to form pump nozzle 11 downwards; Be convenient to lubricating oil to completely cut off in the inside of oil box 1 like this, prevent the lubricating oil in oil box 1 from overflowing, prevent lubricant pollution, prevent the excessive pollution tailoring cloth of lubricating oil; Arranging of oil filler point 10 facilitates the collection of oil return and refuels in oil box 1, and when pump nozzle 11 can prevent oil box 1 be inverted or rock simultaneously, lubricating oil is poured out or overflows, and prevents lubricant pollution tailoring cloth.
Upwards form the first pilot hole 13 through food tray 9 bottom described oil box 1, the outer wall of the first described pilot hole 13 and food tray 9 seal and arrange; Can prevent the lubricating oil in oil box 1 from flowing out along the outer wall of the first pilot hole 13 like this, prevent lubricant pollution tailoring cloth; The upper port of the first described pilot hole 13 is provided with seal receptacle 12, and described seal receptacle 12 is arranged with interstage sleeve 14, and the internal diameter of interstage sleeve 14 is greater than the external diameter of seal receptacle 12; The top of the top cap 16 of knee control mechanism is provided with push rod 17, and described push rod 17 passes the first pilot hole 13 and stretches out outside base plate 100 and is connected with foot lifting mechanism; Push rod 17 is through described interstage sleeve 14, interstage sleeve 14 inner edge and push rod 17 weeks sides are fixed and seal, said structure can prevent the oil return being back to oil box 1 from flowing out oil box 1 along the first pilot hole 13, simultaneously, interstage sleeve 14 blocks the end of a thread of cloth or dust drops in seal receptacle 12, and the smoothness being convenient to machine is run.
Be set to further: described knee control mechanism and foot lifting mechanism removably connect; Described foot lifting mechanism comprises the knee control axle 3, fixed axis 4 and the connecting rod 5 that are arranged on set casing 2, and described knee control axle 3 is provided with knee control position-limited rack 6; Described fixed axis 4 is provided with the Connection Block 7 be connected with presser foot device; One end of described connecting rod 5 is articulated with knee control position-limited rack 6, and the other end is articulated with Connection Block 7; Described fixed axis 4 is set with the reset components 8 that foot lifting mechanism is resetted, in the present embodiment, reset components 8 is preferably torsion spring, the convenient like this reset to foot lifting mechanism, and torsion spring replaceability is strong, is convenient to change and install.
Be set to further: bottom described set casing 2, be upwards shaped to the second pilot hole 15, in the second described pilot hole 15, be provided with described top cap 16; The bottom of described top cap 16 contacts with Connection Block 7 and connects, and is convenient to Connection Block 7 like this and controls push rod 17 by top cap 16 thus drive foot lifting mechanism action to realize presser foot lifter action.
Be set to further: described knee control mechanism includes knee control wrench assembly 18, the upper end of knee control wrench assembly 18 is provided with clamp 19, one end and the knee control axle 3 of clamp 19 are connected, be convenient to knee control wrench assembly 18 like this assemble with knee control axle 3, carry at machine or do not need wrench assembly to be unloaded during knee control mechanism, simultaneously when machine is dug, knee control wrench assembly 18 can not be needed to unload, easy to use.
Be set to further: described knee control position-limited rack 6 and Connection Block 7 are separately fixed on knee control axle 3 and fixed axis 4 by screw 20, such convenient operation person carrys out adjustment screw 20 according to the distance of the presser foot lifter to presser foot device, knee control position-limited rack 6 and Connection Block 7 is adjusted to suitable angle and is separately fixed on knee control axle 3 and fixed axis 4.
Be set to further: between described oil box 1 and base plate 100, be provided with sealing gasket 21, increase the sealing between oil box 1 and base plate 100, prevent the outflow of lubrication oil in oil box 1 and on food tray 9.
Be set to further: the bottom of described oil box 1 is provided with to recessed container cavity 22, the opening of described container cavity 22 is corresponding with oil filler point 10, container cavity 22 can be directly injected by lubricating oil like this when recovery lubricating oil, making impurity in oil return or scrap collection in container cavity 22, preventing the iron filings when lubricating machine of the lubricating oil in oil box 1 from blocking lubrication channel or causing damage to lubricating component.
The operating procedure of the present embodiment: during work, knee withstands knee control wrench assembly 18 and swings, drive knee control axle 3, knee control position-limited rack 6 is made to drive Connection Block 7 by connecting rod 5, then Connection Block 7 pressed home parts 8 make top cap 16 upward sliding, top cap 16 drives push rod 17, and push rod 17 drives foot lifting mechanism action to realize presser foot lifter action, knee leaves knee control wrench assembly 18, and reset components 8 resets and drives Connection Block 7 to drive connecting rod 5 that knee control position-limited rack 6 is resetted.
When knee control function does not use and machine will carry, knee control wrench assembly 18 can unload from knee control axle 3, can be installed and go back, conveniently assemble and disassemble during use by clamp 19; When machine is dug, knee control wrench assembly 18 can not be needed to unload, handled easily.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.
Claims (7)
1. Sewing machines knee control presser foot lifting device, comprise the oil box being fixed on base plate baseplane and the set casing be fixed on vehicle frame, described set casing is positioned at the below of base plate; It is characterized in that: described set casing is provided with and is connected with presser foot device and drives the foot lifting mechanism of its presser foot lifter action, foot lifting mechanism is connected with knee control mechanism, knee control mechanism drives foot lifting mechanism action to realize presser foot lifter action, described oil box is covered with food tray, oil box and food tray be connected to form an airtight space; The middle part of described food tray is to recessed and be provided with oil filler point, and the hole of oil filler point is along extending to form pump nozzle downwards; Upwards form the first pilot hole through food tray bottom described oil box, the outer wall of the first described pilot hole and food tray seal and arrange;
The upper port of the first described pilot hole is provided with seal receptacle, and described seal receptacle is arranged with interstage sleeve, and the internal diameter of interstage sleeve is greater than the external diameter of seal receptacle;
The top of the top cap of knee control mechanism is provided with push rod, and described push rod passes the first pilot hole and stretches out outside base plate and is connected with foot lifting mechanism; Push rod is through described interstage sleeve, and interstage sleeve inner edge and all sides of push rod are fixed and seal.
2. Sewing machines knee control presser foot lifting device according to claim 1, is characterized in that: described knee control mechanism and foot lifting mechanism removably connect; Described foot lifting mechanism comprises the knee control axle, fixed axis and the connecting rod that are arranged on set casing, and described knee control axle is provided with knee control position-limited rack; Described fixed axis is provided with the Connection Block be connected with presser foot device; One end of described connecting rod is articulated with knee control position-limited rack, and the other end is articulated with Connection Block; Described fixed axis is set with the reset components that foot lifting mechanism is resetted.
3. Sewing machines knee control presser foot lifting device according to claim 2, is characterized in that: be upwards shaped to the second pilot hole bottom described set casing, is provided with described top cap in the second described pilot hole; The bottom of described top cap contacts with Connection Block and connects.
4. the Sewing machines knee control presser foot lifting device according to Claims 2 or 3, it is characterized in that: described knee control mechanism includes knee control wrench assembly, the upper end of knee control wrench assembly is provided with clamp, and one end and the knee control axle of clamp are connected.
5. Sewing machines knee control presser foot lifting device according to claim 4, is characterized in that: described reset components is torsion spring.
6. Sewing machines knee control presser foot lifting device according to claim 5, is characterized in that: described knee control position-limited rack and Connection Block are separately fixed on knee control axle and fixed axis by screw.
7. Sewing machines knee control presser foot lifting device according to claim 6, is characterized in that: be provided with sealing gasket between described oil box and base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520728077.0U CN205088414U (en) | 2015-09-18 | 2015-09-18 | Knee -control presser foot lifting device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520728077.0U CN205088414U (en) | 2015-09-18 | 2015-09-18 | Knee -control presser foot lifting device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205088414U true CN205088414U (en) | 2016-03-16 |
Family
ID=55479116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520728077.0U Active CN205088414U (en) | 2015-09-18 | 2015-09-18 | Knee -control presser foot lifting device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205088414U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345341A (en) * | 2017-09-12 | 2017-11-14 | 杰克缝纫机股份有限公司 | A kind of lifting pressre of sewing machine structure and sewing machine |
| CN107858790A (en) * | 2017-11-21 | 2018-03-30 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
-
2015
- 2015-09-18 CN CN201520728077.0U patent/CN205088414U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345341A (en) * | 2017-09-12 | 2017-11-14 | 杰克缝纫机股份有限公司 | A kind of lifting pressre of sewing machine structure and sewing machine |
| CN107858790A (en) * | 2017-11-21 | 2018-03-30 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205088414U (en) | Knee -control presser foot lifting device of sewing machine | |
| CN110000868B (en) | Adjustable furniture plate drilling device with protection structure | |
| CN103938372B (en) | Sewing machines knee control presser foot lifting device | |
| CN209944452U (en) | Range hood with oil cup | |
| CN210829953U (en) | Novel hot plate upspring oil cylinder | |
| CN107377573A (en) | A kind of environmentally friendly placement mechanism of top lifting dust collecting formula | |
| CN206434941U (en) | A kind of movable filter car | |
| CN205895197U (en) | Sealing device is prevented spouting in environmental protection | |
| CN205009591U (en) | Endless conveyor belt splicer | |
| CN106151125B (en) | Hydraulic oil container | |
| CN205451686U (en) | Man -machine interface display screen | |
| CN211057573U (en) | Bituminous paving patching device for municipal works | |
| CN204004443U (en) | High-temperature exhaust air valve for Industrial Stoves | |
| CN103123039A (en) | Air pressure lubricating oil injecting device and oil injecting method thereof | |
| CN203823851U (en) | Liftable range hood | |
| CN208912739U (en) | The pressure for being suitable for four or six cylinders simultaneously blocks up wiper mechanism | |
| CN207903905U (en) | The closed unloading oil filling riser sealing device of benzene | |
| CN201626115U (en) | Thermal forming machine | |
| CN207138508U (en) | Roll change servicing unit | |
| CN101705588B (en) | Oil box for sewing machine | |
| CN205767351U (en) | The automatic centralised arrangement of injection machine oil drain pan waste oil | |
| CN221455214U (en) | Numerical control horizontal machining center with automatic lubrication function | |
| CN220949660U (en) | Coke residue case lid sealing device | |
| CN205206902U (en) | Diesel engine wet sump | |
| CN209502770U (en) | Knob rubber column gel column riveting mould jig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |