CN220597825U

CN220597825U - Sewing device convenient to change syringe needle

Info

Publication number: CN220597825U
Application number: CN202322020251.3U
Authority: CN
Inventors: 王瑶
Original assignee: Taizhou Luqiao Unicom Sewing Machine Factory General Partnership
Current assignee: Taizhou Luqiao Unicom Sewing Machine Factory General Partnership
Priority date: 2023-07-29
Filing date: 2023-07-29
Publication date: 2024-03-15
Anticipated expiration: 2033-07-29

Abstract

The application relates to a sewing device convenient for replacing a needle head, which comprises a base, wherein a mounting groove for embedding the needle head is formed in the base, and a notch of the mounting groove faces downwards vertically; the base is provided with a fixing device for fixing the needle head, and the fixing device comprises two locking rods, an adjusting rod and a locking screw rod; the side wall of the mounting groove is provided with two propping holes, the depth direction of each propping hole is horizontal, the two locking rods are arranged in the corresponding propping holes in a sliding manner, and the adjusting rods are positioned outside the corresponding propping holes; the side wall of the base is fixed with an adjusting seat, the adjusting seat is provided with an accommodating cavity, the adjusting rod and the locking rod are arranged in the accommodating cavity in a sliding manner, the side wall of the accommodating cavity far away from the base is provided with an adjusting hole, the locking screw rod is in threaded connection with the adjusting hole, and the end part of the locking screw rod is rotationally connected with the adjusting rod; when the locking screw is screwed down on the adjusting seat, the two locking rods simultaneously support the needle head against the side wall of the mounting groove. The needle head is easy to incline and the use of the sewing machine is affected.

Description

Sewing device convenient to change syringe needle

Technical Field

The present application relates to the field of sewing machines, and more particularly to a sewing device with a needle convenient to replace.

Background

A sewing machine is a machine that interweaves or sews one or more layers of stitching material by forming one or more stitches on the stitching material with one or more stitching threads. The general sewing machine consists of a machine head, a machine seat, a transmission part and an accessory part.

The traditional needle head of the sewing machine is generally abutted and fastened on the machine head through the end part of the bolt, but when in use, the needle head of the sewing machine is found to be easy to incline, so that the needle head is easy to collapse, and the use of the sewing machine is affected.

Disclosure of Invention

In order to solve the problem that the needle is easy to incline to affect the use of a sewing machine, the application provides a sewing device which is convenient for replacing the needle.

The application provides a sewing device convenient to change syringe needle adopts following technical scheme:

the sewing device convenient for replacing the needle head comprises a base, wherein a mounting groove for embedding the needle head is formed in the base, and a notch of the mounting groove faces downwards vertically; the base is provided with a fixing device for fixing the needle head, the fixing device comprises two locking rods, an adjusting rod and a locking screw rod, the two locking rods are parallel to each other, and the adjusting rod is connected with the two locking rods; the side wall of the mounting groove is provided with two propping holes, the depth direction of each propping hole is horizontal, the two locking rods are arranged in the corresponding propping holes in a sliding manner, and the adjusting rods are positioned outside the corresponding propping holes; the side wall of the base is fixedly provided with an adjusting seat, the adjusting seat is provided with an accommodating cavity, the adjusting rod and the locking rod are arranged in the accommodating cavity in a sliding mode, the side wall of the accommodating cavity far away from the base is provided with an adjusting hole, the locking screw is connected in the adjusting hole in a threaded mode, the length direction of the locking screw is parallel to the length direction of the locking rod, and the end portion of the locking screw is connected to the adjusting rod in a rotating mode; when the locking screw rods are screwed on the adjusting seat, the two locking rods simultaneously support the needle heads against the side walls of the mounting grooves.

Through adopting above-mentioned technical scheme, the syringe needle supports tightly fixedly through two locking levers, and the syringe needle supports tightly through two points mode, makes the syringe needle be difficult for taking place the slope when using to make the syringe needle not fragile. Through a locking screw pole rotation, can adjust the removal of two locking levers, need not the locking lever of a pair of one-to-one and remove to make syringe needle simple to operate.

Optionally, a magnet is fixed at one end of the locking rod away from the mounting groove, and the magnet is magnetically attracted to the adjusting rod.

By adopting the technical scheme, the magnet is arranged to enable the locking rod to be fixed on the adjusting rod, when the locking of the needle is released, the adjusting rod is moved towards the direction away from the mounting rod, and the locking rod is driven to move towards the direction away from the mounting rod, so that the locking of the needle is released, and the needle is conveniently taken out when the needle is replaced; and if the locking rod or the adjusting rod is damaged and needs to be replaced, only the corresponding part needs to be replaced, and the whole fixing device does not need to be replaced.

Optionally, a positioning hole is formed in the adjusting rod, the positioning hole accommodates the magnet, and the inner wall of the positioning hole contacts the outer wall of the magnet.

Through adopting above-mentioned technical scheme, set up the locating hole and supply magnet to hold, the locating hole is fixed a position magnet position, makes magnet be difficult for sliding on adjusting the pole, makes things convenient for the installation of locking lever.

Optionally, the locking screw is close to the one end of adjusting the pole is equipped with the stopper, adjust the pole and offer the confession the spacing groove that the stopper held, be fixed with the spacing piece that is spacing in the spacing inslot with the stopper on spacing groove notch circumference inner wall.

By adopting the technical scheme, the limiting piece limits the limiting block in the limiting groove, so that the locking screw rod is connected with the adjusting rod, and the locking screw rod can rotate on the adjusting rod; when the locking screw is unscrewed, the locking screw drives the adjusting rod to move in the direction away from the mounting rod, so that the fixing device releases the locking of the needle head, and the needle head is conveniently taken out.

Optionally, one end of the locking screw far away from the adjusting rod is provided with two twisting sheets which are convenient for a person to twist the locking screw, one end of each of the two twisting sheets is fixed on the locking screw, and the other ends of the two twisting sheets incline towards the direction away from each other.

Through adopting above-mentioned technical scheme, set up to twist the piece and be convenient for personnel twist and move the locking screw rod, need not to twist with the help of the instrument and move the locking screw rod, improve the change efficiency of syringe needle.

Optionally, the base includes connecting seat and installation pole, the mounting groove set up in the bottom of installation pole, the connecting seat has seted up the confession the holding tank of installation pole embedding, the fixed orifices has been seted up on the holding tank lateral wall, fixed orifices female connection has the dead lever, the dead lever supports the fastening in the holding tank cell wall with the installation pole towards the tip of holding tank.

Through adopting above-mentioned technical scheme, set up holding tank and dead lever and install the installation pole in the mount pad, can select the installation pole of using the adaptation as required and install the syringe needle, the corresponding syringe needle embedding is supplied to different installation poles, improves sewing device's flexibility.

Optionally, one end of the fixing rod facing the mounting rod is fixed with a protection pad, and the protection pad is abutted to the side wall of the mounting rod.

Through adopting above-mentioned technical scheme, set up the protection pad and reduce the loss that the dead lever received when rotating, protection installation pole.

Optionally, the base is provided with a mounting hole for a bolt to penetrate into to fix the base and the sewing machine head.

Through adopting above-mentioned technical scheme, set up the mounting hole and be fixed in the aircraft nose with the base, can screw out the bolt when the base damages, conveniently change the base.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the needle is tightly abutted and fixed by the two locking rods, and the needle is not easy to incline when in use in a two-point abutting mode, so that the needle is not easy to damage, and the problem that the needle is easy to incline to influence the use of a sewing machine is solved;

2. the accommodating groove and the fixing rod are arranged to mount the mounting rod on the mounting seat, so that the needle head can be mounted by selecting an adaptive mounting rod according to the requirement, and the corresponding needle head can be embedded by different mounting rods, so that the flexibility of the sewing device is improved;

3. the limiting piece limits the limiting block in the limiting groove, so that the locking screw rod is connected with the adjusting rod, the locking screw rod can rotate on the adjusting rod, when the locking screw rod is screwed out, the locking screw rod drives the adjusting rod to move in the direction away from the mounting rod, and the fixing device releases the locking of the needle head, so that the needle head is conveniently taken out.

Drawings

FIG. 1 is a schematic view of the overall structure of a sewing device for facilitating needle replacement according to an embodiment of the present application.

Fig. 2 is an exploded schematic view of the sewing device.

Fig. 3 is a schematic cross-sectional view of a sewing device.

Reference numerals illustrate: 1. a base; 101. a connecting seat; 102. a mounting rod; 2. a mounting groove; 3. a fixing device; 301. a locking lever; 302. an adjusting rod; 303. locking the screw; 4. a magnet; 5. a limiting block; 6. a limiting piece; 7. twisting the moving plate; 8. a receiving groove; 9. a fixed rod; 10. a protective pad; 11. a fixing hole; 12. a locking hole; 13. a tightening hole; 14. a receiving chamber; 15. a limit groove; 16. positioning holes; 17. a rubber pad; 18. a mounting hole; 19. an adjustment aperture; 20. and (5) adjusting the seat.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a sewing device convenient to change syringe needle. Referring to fig. 1, a sewing device for facilitating needle replacement includes a base 1 mounted to a sewing machine head by bolts and a fixing device 3 provided to the base 1, the fixing device 3 being for fixing a needle by abutment. The base 1 comprises a connecting seat 101 and a mounting rod 102, wherein the mounting rod 102 is connected to the bottom of the mounting rod 102, and the side wall of the mounting rod 102 is fixed with an adjusting seat 20. The connecting seat 101 is far away from the one end of installation pole 102 and has seted up mounting hole 18, and the mounting hole 18 supplies the bolt to penetrate. The bolts can be screwed out when the base 1 is damaged, so that the base 1 can be conveniently replaced.

Referring to fig. 2, the bottom end of the connection seat 101 is provided with a receiving groove 8, the notch of the receiving groove 8 is vertically downward, and the receiving groove 8 is used for embedding the top end of the mounting rod 102. The lateral wall of holding tank 8 has seted up fixed orifices 11, and fixed orifices 11 are the screw hole, and fixed orifices 11 run through the lateral wall of installation pole 102, and connecting seat 101 has dead lever 9 through fixed orifices 11 threaded connection, and the one end that dead lever 9 is close to installation pole 102 is fixed with protection pad 10, protection pad 10 and the lateral wall butt of installation pole 102, and dead lever 9 supports the installation pole 102 to be fastened in holding tank 8 cell wall towards the tip of holding tank 8.

Referring to fig. 2, the end of the mounting rod 102 remote from the connecting seat 101 is provided with a mounting groove 2 into which the needle is inserted, and the notch of the mounting groove 2 is vertically downward.

Referring to fig. 2 and 3, the fixing device 3 includes two locking bars 301 sequentially arranged in a vertical direction, an adjusting bar 302 disposed at an end of the locking bar 301 remote from the mounting bar 102, and a locking screw 303 coupled to an end of the adjusting bar 302 remote from the locking bar 301. The two locking bars 301 are parallel to each other, the adjusting bar 302 connects the two locking bars 301, and the length direction of the locking screw 303 is parallel to the length direction of the locking bars 301. Two tight holes 13 are offered to the lateral wall of installation pole 102, and two tight holes 13 are arranged along vertical direction and are set up, and two tight holes 13 all link up mutually with mounting groove 2, and the depth direction of tight hole 13 is the horizontal direction. The two locking rods 301 are slidably disposed in the abutting hole 13, and the adjusting rod 302 is located outside the abutting hole 13. One end of each locking rod 301 close to the mounting rod 102 is fixedly provided with a rubber pad 17, the rubber pad 17 is abutted against the needle, the locking rod 301 abuts against the needle on the side wall of the mounting groove 2, and the rubber pad 17 enables the needle not to be easily worn.

Referring to fig. 2 and 3, a magnet 4 is fixed to an end of each locking lever 301 remote from the mounting lever 102, and the magnet 4 is magnetically attracted to the adjustment lever 302. One end of the adjusting rod 302, which faces the locking rod 301, is provided with positioning holes 16 which are sequentially arranged along the vertical direction, the positioning holes 16 are arranged in one-to-one correspondence with the magnets 4, the positioning holes 16 accommodate the magnets 4, and the inner wall of the positioning holes 16 contacts the outer wall of the magnets 4.

Referring to fig. 2 and 3, the adjusting seat 20 is provided with a receiving chamber 14, and the locking lever 301 and the adjusting lever 302 are slidably disposed in the receiving chamber 14, and a sliding direction of the locking lever 301 and the adjusting lever 302 is a horizontal direction. One end of the adjusting seat 20, which is far away from the mounting rod 102, is provided with an adjusting hole 19 communicated with the accommodating cavity 14, the depth direction of the adjusting hole 19 is a horizontal direction, and the adjusting hole 19 is a threaded hole. The locking screw 303 is screwed to the adjustment seat 20 through the adjustment hole 19. The end of the locking screw 303 close to the adjusting lever 302 is rotatably connected to the adjusting lever 302, and the rotation axis of the locking screw 303 is arranged in the horizontal direction. The one end that locking screw 303 is close to adjusting lever 302 is fixed with stopper 5, and the spacing groove 15 that supplies stopper 5 to hold is seted up towards the one end of locking screw 303 to adjusting lever 302, and spacing groove 15 notch circumference inner wall is fixed with spacing piece 6 that is spacing stopper 5 in spacing groove 15, spacing piece 6 and stopper 5 keep away from the terminal surface butt of adjusting lever 302 one end.

Referring to fig. 2 and 3, one end of the locking screw 303 away from the adjustment seat 20 is fixed with two screwing pieces 7 for a person to screw the locking screw 303, and the two screwing pieces 7 are fixed at one end to the locking screw 303 and at the other end are inclined in a direction away from each other and extend in a direction away from the adjustment lever 302.

The implementation principle of the sewing device convenient for replacing the needle head in the embodiment of the application is as follows: when the needle is replaced, the twisting piece 7 is twisted to enable the locking screw 303 to move in the direction away from the mounting rod 102, the adjusting rod 302 and the locking rod 301 simultaneously move in the direction away from the mounting rod 102, so that the fixation of the needle is relieved, a new needle is replaced, the locking screw 303 is twisted again to fix the needle, the needle is simultaneously fixed by the two locking rods 301, the vertical downward state is kept, and the sewing cannot be affected due to the fact that the needle is askew when the needle is sewn. The sewing device has the effect of improving the problem that the needle is easy to incline to influence the use of the sewing machine.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Sewing device convenient to change syringe needle, including base (1), its characterized in that: the base (1) is provided with a mounting groove (2) for embedding the needle head, and the notch of the mounting groove (2) is vertically downward; the needle fixing device is characterized in that a fixing device (3) for fixing a needle is arranged on the base (1), the fixing device (3) comprises two locking rods (301), an adjusting rod (302) and a locking screw (303), the two locking rods (301) are parallel to each other, and the adjusting rod (302) is connected with the two locking rods (301); two propping holes (13) are formed in the side wall of the mounting groove (2), the depth direction of the propping holes (13) is in the horizontal direction, two locking rods (301) are slidably arranged in the propping holes (13), and the adjusting rods (302) are positioned outside the propping holes (13);

the adjustable base is characterized in that an adjusting seat (20) is fixed on the side wall of the base (1), an accommodating cavity (14) is formed in the adjusting seat (20), an adjusting rod (302) and a locking rod (301) are arranged in the accommodating cavity (14) in a sliding mode, an adjusting hole (19) is formed in the side wall, far away from the base (1), of the accommodating cavity (14), a locking screw (303) is connected in the adjusting hole (19) in a threaded mode, the length direction of the locking screw (303) is parallel to the length direction of the locking rod (301), and the end portion of the locking screw (303) is connected to the adjusting rod (302) in a rotating mode; when the locking screw (303) is screwed on the adjusting seat (20), the two locking rods (301) simultaneously press the needle head against the side wall of the mounting groove (2).

2. A sewing apparatus for facilitating needle replacement as defined in claim 1 wherein: one end of the locking rod (301) far away from the mounting groove (2) is fixed with a magnet (4), and the magnet (4) is magnetically adsorbed on the adjusting rod (302).

3. A sewing apparatus for facilitating needle replacement as defined in claim 2 wherein: the adjusting rod (302) is provided with a positioning hole (16), the positioning hole (16) is used for accommodating the magnet (4), and the inner wall of the positioning hole (16) is in contact with the outer wall of the magnet (4).

4. A sewing apparatus for facilitating needle replacement as defined in claim 1 wherein: the locking screw (303) is close to one end of adjusting the pole (302) is equipped with stopper (5), adjust pole (302) offer confession spacing groove (15) that stopper (5) held, be fixed with spacing piece (6) in spacing groove (15) with stopper (5) spacing on spacing groove (15) notch circumference inner wall.

5. A sewing apparatus for facilitating needle replacement as defined in claim 1 wherein: one end of the locking screw rod (303) far away from the adjusting rod (302) is provided with two screwing sheets (7) which are convenient for a person to screw the locking screw rod (303), one end of each of the two screwing sheets (7) is fixed on the locking screw rod (303), and the other ends of the two screwing sheets (7) incline towards the direction far away from each other.

6. A sewing apparatus for facilitating needle replacement as defined in claim 1 wherein: base (1) include connecting seat (101) and installation pole (102), mounting groove (2) set up in the bottom of installation pole (102), the confession has been seted up to connecting seat (101) installation pole (102) embedded holding tank (8), fixed orifices (11) have been seted up on holding tank (8) lateral wall, fixed orifices (11) female connection has dead lever (9), dead lever (9) support the fastening in holding tank (8) cell wall with installation pole (102) towards the tip of holding tank (8).

7. A sewing apparatus for facilitating needle replacement as defined in claim 6 wherein: one end of the fixing rod (9) facing the mounting rod (102) is fixed with a protection pad (10), and the protection pad (10) is abutted with the side wall of the mounting rod (102).

8. A sewing apparatus for facilitating needle replacement as defined in claim 1 wherein: the base (1) is provided with a mounting hole (18) for a bolt to penetrate into to fix the base (1) and the sewing machine head.