CN217266315U

CN217266315U - Sewing machine motor rotating shaft

Info

Publication number: CN217266315U
Application number: CN202221302835.9U
Authority: CN
Inventors: 林高盘
Original assignee: Taizhou Quanzheng Machinery Co ltd
Current assignee: Taizhou Quanzheng Technology Co.,Ltd.
Priority date: 2022-05-28
Filing date: 2022-05-28
Publication date: 2022-08-23
Anticipated expiration: 2032-05-28

Abstract

The utility model discloses a sewing machine motor pivot, it includes pivot main part and lubricated subassembly, both ends are the center and have seted up the lubrication hole perpendicularly about the pivot main part, and the end-to-end connection of lubrication hole has the oil feed chamber, the left side through connection of oil feed chamber has the oil storage chamber for the pivot main part carries out the oil feed with external connection department lubricated subassembly installs inside the lubrication hole, lubricated subassembly includes the metal ball, attaches oily sponge, layer board, supporting spring and connects the sponge, the bottom of metal ball is provided with attaches oily sponge, and attaches the below of oily sponge and install the layer board, supporting spring is installed to the bottom of layer board, and supporting spring's inside interlude is equipped with the connection sponge. This sewing machine motor shaft adopts the setting of mutually supporting between a plurality of subassemblies, not only can realize automatic fuel feeding, can also be to the later stage of being convenient for to the oil storage chamber additional lubricating oil simultaneously, but also can prevent to remove when the bearing operates.

Description

Sewing machine motor rotating shaft

Technical Field

The utility model relates to a motor shaft technical field specifically is sewing machine motor shaft.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material to enable one or more layers of the sewing material to be interwoven or sewn, the sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewn stitches are neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and the sewing machine needs a motor to be matched with a motor rotating shaft to carry out transmission when in operation.

The motor rotating shaft in the market has the defect of poor lubricating effect, the traditional motor rotating shaft is seriously abraded due to the fact that the traditional motor rotating shaft runs for a long time but cannot be lubricated, and therefore the sewing machine motor rotating shaft is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewing machine motor shaft to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sewing machine motor pivot, includes pivot main part and lubricated subassembly, both ends are the center and have offered the lubrication hole perpendicularly about the pivot main part, and the end-to-end connection of lubrication hole has the fuel feeding room, the left side through connection of fuel feeding room has the oil storage room for the pivot main part carries out the fuel feeding with external connection department lubricated subassembly is installed inside the lubrication hole, lubricated subassembly includes the metal ball, attaches oily sponge, layer board, supporting spring and connection sponge, the bottom of metal ball is provided with attaches oily sponge, and attaches the below of oily sponge and install the layer board, supporting spring is installed to the bottom of layer board, and supporting spring's inside interlude is equipped with the connection sponge, the top of connecting the sponge is passed the layer board and is attached oily sponge fixedly.

Further, an oil absorption sponge is arranged inside the oil supply chamber, and the outer wall of the oil absorption sponge is attached to the inner wall of the oil supply chamber.

Furthermore, the right end of the oil absorption sponge is connected with an oil guiding sponge, and the right end of the oil guiding sponge extends into the oil storage chamber.

Furthermore, the right side top of oil storage chamber has seted up oiling mouth, and the top threaded connection of oiling mouth has set screw.

Furthermore, the bottom of the fixing screw is rotatably connected with an extrusion spring, the tail end of the extrusion spring is provided with a sealing plug, and the outer wall of the sealing plug is attached to the inner wall of the oil injection port.

Further, mounting grooves are formed in two ends of the rotating shaft main body, and limiting blocks are fixedly arranged inside the mounting grooves.

Further, the outer wall cover of mounting groove is equipped with the spacing ring, and the inside of spacing ring has seted up the draw-in groove, the draw-in groove is fixed with the mounting groove block, one side of spacing ring is rotated and is installed the ball.

The utility model provides a sewing machine motor shaft possesses following beneficial effect: this sewing machine motor shaft adopts the setting of mutually supporting between a plurality of subassemblies, not only can realize automatic fuel feeding, can also be to the later stage of being convenient for to the oil storage chamber additional lubricating oil simultaneously, but also can prevent to remove when the bearing operates.

1. The utility model discloses a setting of lubricated subassembly, motor housing extrudees the metal ball when making the pivot main part operate at a high speed after the installation, make the metal ball with the cooperation of the sponge that attaches oil of bottom contact connect the sponge with the inside absorbent lubricating oil of oil absorption sponge introduce wherein, and lubricate the metal ball of top contact, make the metal ball that has lubricating oil lubricate the outside and metal ball point of pivot main part, reduce the long-time wearing and tearing that cause of moving of pivot main part, and draw oil sponge's setting can reduce the pivot main part and rotate lubricating oil and be thrown away from the lubrication hole when, influence lubricated effect.

2. The utility model discloses a setting of fixed screw cooperation sealing plug for take off the fixed screw and make the fixed screw shift out the oiling mouth together with the extrusion spring and the sealing plug that the bottom set up, again with lubricating oil through the needle tubing injection oil storage indoor portion back, put into oiling mouthful inside in proper order with the extrusion spring and the fixed screw that sealing plug and sealing plug top set up, and screw up the thread groove that fixed screw and oiling mouth were seted up, improve and add lubricating oil portability to the oil storage room, draw oily sponge and draw oily sponge's setting can reduce when pivot main part rotates lubricating oil and be thrown away.

3. The utility model discloses a setting of spacing ring for the mounting groove that the spacing ring was seted up through inside draw-in groove and pivot main part both ends was seted up carries out the block, makes its one side of spacing ring cooperation rotate the ball that sets up and laminate with motor housing both ends, and the back-and-forth movement when preventing the pivot main part from rotating takes place the friction with motor housing for the rotor that prevents pivot main part mid-mounting.

Drawings

FIG. 1 is a schematic view of the whole structure of the rotary shaft of the sewing machine of the present invention;

FIG. 2 is a schematic view of a cross-sectional structure of the right end of the main body of the rotating shaft of the sewing machine motor of the present invention;

FIG. 3 is an enlarged schematic view of the rotating shaft of the sewing machine of the present invention at A in FIG. 2;

fig. 4 is a schematic view of a three-dimensional structure of a limit ring of a motor shaft of the sewing machine of the present invention.

In the figure: 1. a rotating shaft main body; 2. a lubrication hole; 3. an oil supply chamber; 4. an oil storage chamber; 5. a lubrication assembly; 501. a metal ball; 502. oil-attached sponge; 503. a support plate; 504. a support spring; 505. connecting a sponge; 6. an oil absorbing sponge; 7. oil-leading sponge; 8. an oil filling port; 9. fixing screws; 10. a compression spring; 11. a sealing plug; 12. mounting grooves; 13. a limiting block; 14. a card slot; 15. a limiting ring; 16. and a ball.

Detailed Description

As shown in fig. 1-3, a rotating shaft of a sewing machine motor comprises a rotating shaft main body 1 and a lubricating assembly 5, wherein a lubricating hole 2 is vertically arranged at the center of the left end and the right end of the rotating shaft main body 1, an oil supply chamber 3 is connected with the tail end of the lubricating hole 2, an oil storage chamber 4 is connected with the left side of the oil supply chamber 3 in a penetrating way, the lubricating assembly 5 for supplying oil to the joint of the rotating shaft main body 1 and the outside is arranged in the lubricating hole 2, the lubricating assembly 5 comprises a metal ball 501, an oil-attached sponge 502, a supporting plate 503, a supporting spring 504 and a connecting sponge 505, the oil-attached sponge 502 is arranged at the bottom of the metal ball 501, the supporting plate 503 is arranged below the oil-attached sponge 502, the supporting spring 504 is arranged at the bottom of the supporting plate 503, the connecting sponge 505 is arranged in the supporting spring 504 in a penetrating way, the top of the connecting sponge 505 is fixed with the oil-attached sponge 502 through the supporting plate 503, an oil-absorbing sponge 6 is arranged in the oil supply chamber 3, and the outer wall of the oil absorption sponge 6 is attached to the inner wall of the oil supply chamber 3, the motor shell extrudes the metal ball 501 when the rotating shaft main body 1 rotates at a high speed after being installed, so that the metal ball 501 is matched with the oil attaching sponge 502 contacted with the bottom to be connected with the sponge 505, and the lubricating oil absorbed in the oil absorption sponge 6 is introduced into the metal ball 501, and the metal ball 501 contacted with the top is lubricated, so that the metal ball 501 with the lubricating oil lubricates the external part of the rotating shaft main body 1 and the point of the metal ball 501, the abrasion caused by the long-time operation of the rotating shaft main body 1 is reduced, and the arrangement of the oil leading sponge 7 and the oil leading sponge 7 can reduce the phenomenon that the lubricating oil is thrown out from the lubricating hole 2 when the rotating shaft main body 1 rotates, and the lubricating effect is influenced.

Referring to fig. 3, the right end of the oil absorption sponge 6 is connected with an oil guiding sponge 7, the right end of the oil guiding sponge 7 extends into the oil storage chamber 4, the top of the right side of the oil storage chamber 4 is provided with an oil injection port 8, the top of the oil injection port 8 is in threaded connection with a fixing screw 9, the bottom of the fixing screw 9 is rotatably connected with an extrusion spring 10, the tail end of the extrusion spring 10 is provided with a sealing plug 11, the outer wall of the sealing plug 11 is attached to the inner wall of the oil injection port 8, the fixing screw 9 is taken down to enable the fixing screw 9 to move out of the oil injection port 8 together with the extrusion spring 10 and the sealing plug 11 arranged at the bottom, then, after lubricating oil is injected into the oil storage chamber 4 through a needle tube, the sealing plug 11 and the extrusion spring 10 and the fixing screw 9 arranged at the top of the sealing plug 11 are sequentially placed into the oil injection port 8, the fixing screw 9 is screwed with a thread groove formed in the oil injection port 8, thereby improving portability of adding lubricating oil to the oil storage chamber 4, and the arrangement of the oil leading sponge 7 and the oil leading sponge 7 can reduce the throwing-out of the lubricating oil when the rotating shaft body 1 rotates.

Please refer to fig. 4, mounting grooves 12 have been seted up at the both ends of pivot main body 1, and the fixed stopper 13 that is provided with in inside of mounting groove 12, the outer wall cover of mounting groove 12 is equipped with spacing ring 15, and draw-in groove 14 has been seted up to the inside of spacing ring 15, draw-in groove 14 is fixed with mounting groove 12 block, ball 16 is installed in one side rotation of spacing ring 15, spacing ring 15 carries out the block through the draw-in groove 14 that inside was seted up and the mounting groove 12 that pivot main body 1 both ends were seted up, make spacing ring 15 cooperate its one side to rotate ball 16 and the motor housing both ends that set up and laminate, back-and-forth movement when preventing pivot main body 1 to rotate, and prevent that pivot main body 1 mid-mounting's rotor from taking place the friction with motor housing.

In conclusion, when the sewing machine motor rotating shaft is used, firstly, the fixing screw 9 is taken down to enable the fixing screw 9 together with the extrusion spring 10 and the sealing plug 11 arranged at the bottom to move out of the oil filling opening 8, then lubricating oil is injected into the oil storage chamber 4 through the needle tube, then the sealing plug 11 and the extrusion spring 10 and the fixing screw 9 arranged at the top of the sealing plug 11 are sequentially placed into the oil filling opening 8, the fixing screw 9 is screwed with the thread groove formed in the oil filling opening 8, then the metal ball 501 is matched and connected with the oil attaching sponge 502 contacted with the bottom to introduce the lubricating oil absorbed in the oil absorbing sponge 6 into the oil attaching sponge 505, and the metal ball 501 contacted with the top is lubricated, so that the metal ball 501 with the lubricating oil lubricates the point of the metal ball 501 outside the rotating shaft main body 1, the abrasion caused by the long-time running of the rotating shaft main body 1 is reduced, and the arrangement of the oil guiding sponge 7 and the oil guiding sponge 7 can reduce the lubricating oil thrown out from the lubricating hole 2 when the rotating shaft main body 1, and then the limiting ring 15 is clamped with the mounting grooves 12 formed at two ends of the rotating shaft main body 1 through the clamping grooves 14 formed in the limiting ring 15, so that the limiting ring 15 is matched with the balls 16 arranged on one side of the limiting ring in a rotating mode to be attached to two ends of the motor shell, the rotating shaft main body 1 is prevented from moving back and forth when rotating, and the rotor arranged in the middle of the rotating shaft main body 1 is prevented from rubbing against the motor shell.

Claims

1. The utility model provides a sewing machine motor rotating shaft, includes pivot main part (1) and lubricated subassembly (5), its characterized in that, both ends are the center and have offered lubrication hole (2) perpendicularly about pivot main part (1), and the end-to-end connection of lubrication hole (2) has fuel feeding chamber (3), the left side through connection of fuel feeding chamber (3) has oil storage chamber (4), be used for pivot main part (1) and external junction carry out the oil feed lubricated subassembly (5) install in lubrication hole (2) inside, lubricated subassembly (5) include metal ball (501), attach oily sponge (502), layer board (503), supporting spring (504) and connection sponge (505), the bottom of metal ball (501) is provided with attaches oily sponge (502), and attaches oily sponge (502) below and install layer board (503), supporting spring (504) are installed to the bottom of layer board (503), and a connecting sponge (505) is inserted into the supporting spring (504), and the top of the connecting sponge (505) penetrates through the supporting plate (503) to be fixed with the oil-attached sponge (502).

2. The sewing machine motor rotating shaft according to claim 1, wherein an oil absorption sponge (6) is installed inside the oil supply chamber (3), and the outer wall of the oil absorption sponge (6) is attached to the inner wall of the oil supply chamber (3).

3. The sewing machine motor rotating shaft according to claim 2, wherein an oil leading sponge (7) is connected to the right end of the oil absorbing sponge (6), and the right end of the oil leading sponge (7) extends to the inside of the oil storage chamber (4).

4. The sewing machine motor rotating shaft according to claim 1, wherein an oil filling port (8) is formed in the top of the right side of the oil storage chamber (4), and a fixing screw (9) is connected to the top of the oil filling port (8) in a threaded manner.

5. Sewing machine motor spindle according to claim 4, characterized in that the bottom of the set screw (9) is rotatably connected with an extrusion spring (10), and the end of the extrusion spring (10) is provided with a sealing plug (11), the outer wall of the sealing plug (11) is attached to the inner wall of the oil filling opening (8).

6. The sewing machine motor rotating shaft according to claim 1, characterized in that mounting grooves (12) are formed at two ends of the rotating shaft main body (1), and a limiting block (13) is fixedly arranged inside the mounting grooves (12).

7. The sewing machine motor rotating shaft according to claim 6, wherein a limiting ring (15) is sleeved on an outer wall of the mounting groove (12), a clamping groove (14) is formed in the limiting ring (15), the clamping groove (14) is fixedly clamped with the mounting groove (12), and a ball (16) is rotatably mounted on one side of the limiting ring (15).