CN216688603U

CN216688603U - Stop device for sewing machine of steerable sewing width

Info

Publication number: CN216688603U
Application number: CN202220269250.5U
Authority: CN
Inventors: 韦安松
Original assignee: Liaocheng Dongchangfu Oukaier Clothing Co ltd
Current assignee: Liaocheng Dongchangfu Oukaier Clothing Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-06-07
Anticipated expiration: 2032-02-10

Abstract

The utility model relates to the technical field of sewing machines, in particular to a limiting device for a sewing machine, which can control the sewing width. The technical scheme comprises the following steps: the needle bar, sewing needle and regulating box, the go-between is installed to the periphery of needle bar, the inside of needle bar is provided with first spout, and the lower extreme of first spout is provided with the second spout, the inside movable mounting of first spout has the slider, spacing platform is installed to one side of slider, the regulating box is installed to one side of needle bar, the inside movable mounting of regulating box has the runner, and the periphery of runner installs the latch, the surface movable mounting of runner has the adjusting bolt, the inside movable mounting of second spout has the needle handle, the bottom fixed mounting of needle handle has the sewing needle, spacing seat is installed to needle bar one side of regulating box lower extreme. The utility model can adjust the width of the sewing machine according to the processing requirement when in use through the combination of various structures, thereby improving the use performance of the sewing machine.

Description

Stop device for sewing machine of steerable sewing width

Technical Field

The utility model relates to the technical field of sewing machines, in particular to a limiting device for a sewing machine, which can control the sewing width.

Background

The sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastic, paper and the like, the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and artistic forms such as hand-push embroidery computer embroidery and the like are derived.

Through search, patent publication No. CN2692179Y discloses a sewing mechanism of a sewing machine. The technical scheme is as follows: the sewing mechanism comprises an outer cover, a sewing needle assembly and a presser foot assembly, wherein the sewing needle assembly consists of a needle rod, a cross rod transversely arranged on the needle rod and fixedly integrated with the needle rod, and a sewing needle extending out from the bottom end of the needle rod, a baffle plate is arranged on one side of the outer cover opposite to the cross rod, and the baffle plate is positioned on a horizontal plane where the cross rod slides down to the lowest position.

The existing sewing mechanism of the sewing machine has the following defects:

1. the sewing mechanism of the existing sewing machine can not be adjusted according to the width required by sewing when in use, thereby reducing the usability of the device during sewing;

2. the sewing mechanism of the existing sewing machine has simple structure, is inconvenient to use and replace a sewing needle when in use, thereby reducing the working efficiency of the device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a limiting device for a sewing machine, which can control the sewing width, aiming at the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a stop device for sewing machine of steerable sewing width, includes needle bar, sewing needle and regulating box, the go-between is installed to the periphery of needle bar, the inside of needle bar is provided with first spout, and the lower extreme of first spout is provided with the second spout, the inside movable mounting of first spout has the slider, spacing platform is installed to one side of slider, the regulating box is installed to one side of needle bar, the inside movable mounting of regulating box has the runner, and the periphery of runner installs the latch, the surface activity of runner installs the adjusting bolt, the inside movable mounting of second spout has the needle handle, the bottom fixed mounting of needle handle has the sewing needle, spacing seat is installed to needle bar one side of regulating box lower extreme.

The needle bar is connected with an external sewing machine structure by the connecting ring, the needle bar can be driven to move by the connecting ring after connection, a needle handle at the top of a sewing needle required in the sewing processing process is inserted into the second chute, the length of the sewing needle is limited by the sliding block after insertion, the position of the needle handle in the second chute is limited by the limiting seat, when the sewing width is required to be adjusted, the adjusting bolt is manually rotated, the adjusting bolt drives the rotating wheel to rotate in the adjusting box, and the clamping teeth are meshed with the gear, so that the rotating wheel can drive the sliding block to move in the first chute by the limiting table through the gear in the process of forward and reverse rotation, the position of the needle handle in the second chute can be adjusted in the moving process of the sliding block, and the distance between the sewing needle and cloth can be adjusted after adjustment, thereby realize adjusting the width of sewing, improve device's performance, utilize pointer and scale mark can measure the change that the slider adjustment in-process position takes place when using at the in-process that rotates the regulation, improve device's accuracy nature.

Preferably, the surface of the connecting ring is provided with a connecting platform, and a connecting hole is arranged in the connecting platform. The connecting table and the connecting hole are utilized to more conveniently connect the connecting ring and the external sewing machine structure by a user when in use, and power is provided for the needle rod after connection.

Preferably, a limit groove is formed in the needle rod on one side of the first sliding groove, and the limit table is embedded with the limit groove. The movable position of the limiting table can be guided and limited by the limiting groove when the limiting table is used, and the stability of the limiting table in the moving process is improved.

Preferably, a gear is installed on one side of the limiting table and meshed with the clamping teeth. The adjusting bolt drives the rotating wheel to rotate in the adjusting box, and the clamping teeth are meshed with the gear, so that the rotating wheel can drive the sliding block to move in the first sliding groove through the gear in the forward and reverse rotating process.

Preferably, the inside fixed mounting of spacing seat has the screwed pipe, and the internally mounted of screwed pipe has spacing bolt. When the sewing needle is used, the limit bolt in the threaded pipe is manually rotated, so that the needle handle can be extruded and limited when the sewing needle is used, and the stability of the sewing needle when the sewing needle is used is improved.

Preferably, the surface of the adjusting bolt is provided with an indicating needle, and the surface of the adjusting box at the periphery of the adjusting bolt is provided with scale marks. The change that the position takes place can be measured to slider control in-process when using to pointer and scale mark in the in-process of rotation regulation, improves the accuracy nature of device.

Compared with the prior art, the utility model has the following beneficial technical effects:

make this device through the combination of various structures when using to rotate the adjusting bolt manually, the adjusting bolt drives the runner and rotates in the inside of regulating box, because latch and gear mesh mutually, consequently the runner is carrying out the in-process accessible gear of just reversing and utilizes spacing platform to drive the slider and remove in the inside of first spout, thereby the slider can realize adjusting the position of needle handle in the inside of second spout at the in-process that removes, can realize adjusting the interval between sewing needle and the cloth after the regulation, thereby realize adjusting the width of sewing, improve the performance of device.

The needle handle at the top of the sewing needle required in the sewing processing process is inserted into the second chute, the length of the sewing needle is limited by the sliding block after the needle handle is inserted, and the position of the needle handle in the second chute is limited by the limiting seat, so that the rapid assembly is realized.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a partial schematic view of the needle bar and regulating box of the present invention;

fig. 4 is a partial structural schematic diagram of the sliding block and the gear of the present invention.

Reference numerals: 1. a needle bar; 101. a limiting seat; 102. a first chute; 103. a second chute; 104. a limiting groove; 2. a connecting ring; 201. a connecting table; 202. connecting holes; 3. a sewing needle; 301. a needle handle; 4. an adjusting box; 401. scale marks; 5. adjusting the bolt; 501. an indicator needle; 6. a limit bolt; 7. a threaded pipe; 8. a slider; 801. a limiting table; 802. a gear; 9. a rotating wheel; 901. and (4) clamping teeth.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 2-4, the utility model provides a spacing device for a sewing machine capable of controlling a sewing width, comprising a needle bar 1, a sewing needle 3 and an adjusting box 4, wherein a connecting ring 2 is installed on the periphery of the needle bar 1, a first sliding groove 102 is installed inside the needle bar 1, a second sliding groove 103 is installed at the lower end of the first sliding groove 102, a sliding block 8 is movably installed inside the first sliding groove 102, a spacing table 801 is installed at one side of the sliding block 8, an adjusting box 4 is installed at one side of the needle bar 1, a rotating wheel 9 is movably installed inside the adjusting box 4, a latch 901 is installed on the periphery of the rotating wheel 9, a gear 802 is installed at one side of the spacing table 801, the gear 802 is engaged with the latch 901, an adjusting bolt 5 is movably installed on the surface of the rotating wheel 9, an indicating needle 501 is installed on the surface of the adjusting bolt 5, a scale mark 401 is installed on the surface of the adjusting box 4 on the periphery of the adjusting bolt 5, a needle handle 301 is movably installed inside the second sliding groove 103, the bottom of the needle handle 301 is fixedly provided with a sewing needle 3, and one side of the needle bar 1 at the lower end of the adjusting box 4 is provided with a limiting seat 101.

The working principle of the limiting device for the sewing machine capable of controlling the sewing width based on the embodiment 1 is as follows: the needle bar 1 is connected with an external sewing machine structure by using the connecting ring 2, the needle bar 1 can be driven to move by using the connecting ring 2 after connection, a needle handle 301 at the top of a sewing needle 3 required in the sewing processing process is inserted into the second chute 103, the length of the sewing needle 3 is limited by using the sliding block 8 after insertion, the position of the needle handle 301 in the second chute 103 is limited by using the limiting seat 101, when the sewing width needs to be adjusted, the adjusting bolt 5 is manually rotated, the adjusting bolt 5 drives the rotating wheel 9 to rotate in the adjusting box 4, because the latch 901 is meshed with the gear 802, the rotating wheel 9 can drive the sliding block 8 to move in the first chute 102 by using the limiting table 801 through the gear 802 in the process of forward and reverse rotation, and therefore, the sliding block 8 can realize the adjustment of the position of the needle handle 301 in the second chute 103 in the process of movement, after adjustment, the distance between the sewing needle 3 and the cloth can be adjusted, so that the sewing width is adjusted, the use performance of the device is improved, the change of the position of the sliding block 8 in the adjusting process can be measured in the rotating adjusting process by using the indicating needle 501 and the scale mark 401, and the accuracy of the device is improved.

Example two

As shown in fig. 1, 3 or 4, the spacing device for a sewing machine capable of controlling a sewing width according to the present invention further includes: the connecting table 201 is mounted on the surface of the connecting ring 2, the connecting hole 202 is formed in the connecting table 201, the limiting groove 104 is formed in the needle rod 1 on one side of the first sliding groove 102, the limiting table 801 is embedded with the limiting groove 104, the threaded pipe 7 is fixedly mounted in the limiting seat 101, and the limiting bolt 6 is mounted in the threaded pipe 7.

In this embodiment, the connecting table 201 and the connecting hole 202 can be used for more conveniently connecting the connecting ring 2 and an external sewing machine structure by a user, power is provided for the needle rod 1 after connection, the movable position of the limiting table 801 can be guided and limited by the limiting groove 104 when the sewing machine is used, the stability of the limiting table 801 in the moving process is improved, the needle handle 301 can be extruded and limited when the sewing machine is used by manually rotating the limiting bolt 6 inside the threaded pipe 7 when the sewing machine is used, and the stability of the sewing needle 3 when the sewing machine is used is improved.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.

Claims

1. The utility model provides a steerable sewing width's stop device for sewing machine, includes needle bar (1), sewing needle (3) and regulating box (4), its characterized in that: the periphery of the needle bar (1) is provided with a connecting ring (2), a first sliding chute (102) is arranged inside the needle bar (1), a second sliding chute (103) is arranged at the lower end of the first sliding chute (102), a sliding block (8) is movably arranged in the first sliding chute (102), a limiting table (801) is installed on one side of the sliding block (8), an adjusting box (4) is installed on one side of the needle rod (1), a rotating wheel (9) is movably installed inside the adjusting box (4), and the periphery of the rotating wheel (9) is provided with a latch (901), the surface of the rotating wheel (9) is movably provided with an adjusting bolt (5), a needle handle (301) is movably arranged in the second chute (103), a sewing needle (3) is fixedly arranged at the bottom of the needle handle (301), and one side of the needle rod (1) at the lower end of the adjusting box (4) is provided with a limiting seat (101).

2. The spacing device for sewing machine capable of controlling sewing width according to claim 1, characterized in that: the surface of the connecting ring (2) is provided with a connecting table (201), and a connecting hole (202) is formed in the connecting table (201).

3. The spacing device for sewing machine capable of controlling sewing width according to claim 1, characterized in that: a limit groove (104) is arranged in the needle rod (1) on one side of the first sliding groove (102), and the limit table (801) is embedded with the limit groove (104).

4. The spacing device for sewing machine capable of controlling sewing width according to claim 1, characterized in that: a gear (802) is installed on one side of the limiting table (801), and the gear (802) is meshed with the clamping teeth (901).

5. The spacing device for sewing machine capable of controlling sewing width according to claim 1, characterized in that: the inside fixed mounting of spacing seat (101) has screwed pipe (7), and the internally mounted of screwed pipe (7) has spacing bolt (6).

6. The spacing device for sewing machine capable of controlling sewing width according to claim 1, characterized in that: the surface of the adjusting bolt (5) is provided with an indicating needle (501), and the surface of the adjusting box (4) at the periphery of the adjusting bolt (5) is provided with a scale mark (401).