CN214529626U - Bobbin case positioning mechanism - Google Patents
Bobbin case positioning mechanism Download PDFInfo
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- CN214529626U CN214529626U CN202022702229.3U CN202022702229U CN214529626U CN 214529626 U CN214529626 U CN 214529626U CN 202022702229 U CN202022702229 U CN 202022702229U CN 214529626 U CN214529626 U CN 214529626U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000009958 sewing Methods 0.000 abstract description 14
- 239000011435 rock Substances 0.000 abstract description 4
- 238000009987 spinning Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a spinning machine technical field, concretely relates to bobbin case positioning mechanism. The bobbin case positioning mechanism comprises a fixing piece, a positioning plate and a bobbin case; the middle part of the bobbin case is provided with a bobbin case positioning hole; the bottom end of the positioning plate is provided with a fixed end extending downwards, the outer side of the positioning plate is provided with a protruding positioning block, and the positioning plate is fixedly connected to the fixing piece through the fixed end; the side wall of the bobbin case is provided with a chute, and the outer side of the side wall is provided with a convex block; the lug is provided with a positioning groove corresponding to the positioning block, and the positioning block is embedded into the positioning groove; the lug is further provided with a wire guide hole, a groove is formed in the front side of the positioning groove of the lug, the groove is formed in the middle of the wire guide hole, and a through hole penetrating through the lug is formed in the bottom end of the groove at the tail end of the wire guide hole. The utility model provides a pair of bobbin case positioning mechanism has solved among the prior art bobbin case and has rocked and make the sewing thread rock, influences product quality's problem.
Description
Technical Field
The utility model relates to a spinning machine technical field, concretely relates to bobbin case positioning mechanism.
Background
The rotating shuttle is an important component of sewing machine, and when it is worked, the thread loop can be hooked by using shuttle tip of rotating shuttle, at the same time the thread loop can be enlarged, and the thread loop can be passed through the shuttle frame so as to form lock stitch. The existing rotating shuttle generally comprises a shuttle race, a shuttle frame and a shuttle shell, wherein the shuttle race is in a high-speed rotating state and the shuttle shell is in a static state during the operation of the rotating shuttle.
In the prior art, the bobbin case is usually provided with a chute on the side wall to complete the thread guiding, and the bobbin case is inevitably shaken under the high-speed rotation state of the shuttle race, so that the sewing thread can deviate and shake in the chute, and the product quality is influenced. Therefore, a bobbin case positioning mechanism is proposed to solve the above-mentioned problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bobbin case positioning mechanism, aim at solving prior art bobbin case and set up the chute usually on the lateral wall and accomplish the wire, and under the high-speed rotating state of shuttle bed, the bobbin case can be inevitable to produce and rock, leads to the sewing thread can produce the skew in the chute, the condition of rocking, influences product quality's problem.
In order to achieve the above object, the present invention provides a bobbin case positioning mechanism, which comprises a fixing member, a positioning plate and a bobbin case; the middle part of the bobbin case is provided with a bobbin case positioning hole;
the bottom end of the positioning plate is provided with a fixed end extending downwards, the outer side of the positioning plate is provided with a protruding positioning block, and the positioning plate is fixedly connected to the fixing piece through the fixed end; the bobbin case is arranged at the top end of the positioning plate, a chute is formed in the side wall of the bobbin case, and a convex block is arranged on the outer side of the side wall; the projection is provided with a positioning groove corresponding to the positioning block, and the positioning block of the positioning plate is embedded into the positioning groove and is connected with the bobbin case in a sliding manner; the projection is provided with a wire guide hole at one end close to the chute, the wire guide hole is arranged at the front side of the positioning groove, a groove which is radially arranged at the middle part of the wire guide hole is arranged at the front side of the positioning groove, and a through hole which penetrates through the projection is arranged at the bottom end of the groove at the tail end of the wire guide hole.
More specifically, a wire guiding groove is formed in the outer side wall of the bobbin case between the chute and the wire guiding hole.
More specifically, the fixed end is set to be a cylinder.
More specifically, a round hole is formed in the outer side of the fixing piece; the round hole is provided with an opening radially extending out of the fixing piece; the outer side of the fixing piece is provided with a thread groove penetrating through the opening; the fixed end stretches into in the round hole and through bolt embedding will in the thread groove the fixed end presss from both sides tightly.
More specifically, the cross section of the positioning block is square.
The utility model relates to a bobbin case positioning mechanism's technological effect does:
1. the positioning is firm; the bobbin case is prevented from being driven to rotate and shake by the aid of the design that the positioning block and the outer wall of the bobbin case are provided with the protruding blocks and the positioning grooves are formed in the protruding blocks.
2. Positioning the sewing thread; by adopting the design of the thread guide hole, the sewing thread led out from the inclined groove penetrates into the thread guide hole and then penetrates out from the through hole, so that the bobbin case can not influence the sewing thread even if shaking occurs; and the side wall of the bobbin case is provided with the thread guiding groove, so that the sewing thread part led to the middle of the thread guiding hole from the inclined groove can not be rubbed by other parts because of the shaking of the bobbin case.
Drawings
Fig. 1 is a schematic structural view of a bobbin case positioning mechanism according to the present invention;
fig. 2 is a schematic structural view of a fixing member in a bobbin case positioning mechanism according to the present invention;
fig. 3 is a schematic structural view of a positioning plate in a bobbin case positioning mechanism according to the present invention;
fig. 4 is a schematic structural diagram of a bobbin case in the bobbin case positioning mechanism according to the present invention.
The reference numerals include:
1-a fixing piece; 2, positioning a plate; 3, bobbin case;
101-a circular hole; 102-an opening; 103-thread groove;
201-fixed end; 202-a positioning block;
307-bobbin case positioning hole; 302-chute; 303 — a bump; 304-positioning grooves;
305-wire guides; 306-a groove; 307-through holes; 308-a wire groove;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
A preferred embodiment of the present invention is realized as described above, and referring to fig. 1 to 4, a bobbin case positioning mechanism includes a fixing member 1, a positioning plate 2, and a bobbin case 3; the middle part of the bobbin case 3 is provided with a bobbin case positioning hole 301; wherein:
a round hole 101 is arranged on the outer side of the fixing piece 1; the round hole 101 is provided with an opening 102 extending out of the fixing piece 1 in the radial direction; the outer side of the fixing piece 1 is provided with a thread groove 103 which passes through the opening 102; the bottom end of the positioning plate 2 is provided with a cylindrical fixing end 201 extending downwards, and the outer side of the positioning plate is provided with a protruding square positioning block 202; the fixing end 201 extends into the circular hole 101 and is clamped by the bolt inserted into the threaded groove 103.
The side wall of the bobbin case 3 is provided with a chute 302 for leading wires, and the outer side of the side wall is provided with a lug 303; the projection 303 is provided with a positioning groove 304 corresponding to the positioning block 202, the positioning plate 2 is embedded into the positioning groove 304 through the positioning block 202 and is in sliding connection with the bobbin case 3, and the design enables the bobbin case 3 and the positioning plate 2 to be positioned, namely the bobbin case 2 is prevented from shaking; a wire guide hole 305 is further formed in one end, close to the chute 302, of the bump 303, and the wire guide hole 305 extends to the front side of the positioning groove 304; the protrusion 303 is provided with a groove 306 opened to the middle of the thread guide 305 at the front side of the positioning groove 304, the tail end of the thread guide 305 is provided with a through hole 307 penetrating through the protrusion 303 at the bottom end of the groove 306, the through hole 307 is used for guiding out the sewing thread, and the purpose of opening the groove 306 to the middle of the thread guide 305 is to guide the sewing thread into the through hole 307 conveniently.
Further, a thread guiding groove 308 is formed on the outer side wall of the bobbin case 3 between the inclined groove 302 and the thread guiding hole 305, so that the part of the sewing thread guided from the inclined groove 302 to the middle of the thread guiding hole 305 is not rubbed by other parts due to the shaking of the bobbin case 3.
The utility model discloses a working process does:
the fixing piece 1 is fixedly arranged on the sewing machine, the positioning plate 2 is fixedly connected on the fixing piece 1 through the fixed end 201, and the bobbin case 3 is positioned through the matching between the positioning groove 304 on the projection 303 and the positioning block 202 on the positioning plate 2; when the rotating shuttle works, the bobbin is arranged in the bobbin case 3, the bobbin provides the bottom thread, is led out from the chute 302, passes through the thread guiding groove 308, penetrates through the thread guiding hole 305, and then penetrates out from the through hole 307 at the tail end of the thread guiding hole 305, so that the bottom thread is matched with the upper thread to finish sewing. In the process, the bobbin case works stably and the bottom thread can be led out better.
The utility model relates to a bobbin case positioning mechanism through reasonable structure setting, has solved prior art bobbin case and has offered the chute usually on the lateral wall and accomplish the wire, and under the high-speed rotating state of shuttle bed, the bobbin case can be inevitable to produce and rock, leads to the condition that the sewing thread can produce the skew in the chute, rock, influences product quality's problem.
The above description is only for the preferred embodiment of the present invention, and the structure is not limited to the above-mentioned shape, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A bobbin case positioning mechanism comprises a fixing piece, a positioning plate and a bobbin case; the middle part of the bobbin case is provided with a bobbin case positioning hole; the method is characterized in that:
the bottom end of the positioning plate is provided with a fixed end extending downwards, the outer side of the positioning plate is provided with a protruding positioning block, and the positioning plate is fixedly connected to the fixing piece through the fixed end; the bobbin case is arranged at the top end of the positioning plate, a chute is formed in the side wall of the bobbin case, and a convex block is arranged on the outer side of the side wall; the projection is provided with a positioning groove corresponding to the positioning block, and the positioning block of the positioning plate is embedded into the positioning groove and is connected with the bobbin case in a sliding manner; the projection is provided with a wire guide hole at one end close to the chute, the wire guide hole is arranged at the front side of the positioning groove, a groove which is radially arranged at the middle part of the wire guide hole is arranged at the front side of the positioning groove, and a through hole which penetrates through the projection is arranged at the bottom end of the groove at the tail end of the wire guide hole.
2. The bobbin case positioning mechanism of claim 1, wherein: and a wire guiding groove is formed between the chute and the wire guiding hole on the outer side of the side wall of the bobbin case.
3. The bobbin case positioning mechanism of claim 1, wherein: the fixed end is a cylinder.
4. The bobbin case positioning mechanism according to claim 3, wherein: a round hole is formed in the outer side of the fixing piece; the round hole is provided with an opening radially extending out of the fixing piece; the outer side of the fixing piece is provided with a thread groove penetrating through the opening; the fixed end stretches into in the round hole and through bolt embedding will in the thread groove the fixed end presss from both sides tightly.
5. The bobbin case positioning mechanism of claim 1, wherein: the cross section of the positioning block is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022702229.3U CN214529626U (en) | 2020-11-20 | 2020-11-20 | Bobbin case positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022702229.3U CN214529626U (en) | 2020-11-20 | 2020-11-20 | Bobbin case positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214529626U true CN214529626U (en) | 2021-10-29 |
Family
ID=78288875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022702229.3U Active CN214529626U (en) | 2020-11-20 | 2020-11-20 | Bobbin case positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214529626U (en) |
-
2020
- 2020-11-20 CN CN202022702229.3U patent/CN214529626U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 528518 No. 52 Baoying Road, Mingcheng Town, Gaoming District, Foshan City, Guangdong Province (Residence application) Patentee after: FOSHAN CITY KEHUA SMART QUILTING EQUIPMENT CO.,LTD. Address before: 528518 workshop 1, No.705, south side of Gaoming Avenue, Mingcheng Town, Gaoming District, Foshan City, Guangdong Province Patentee before: FOSHAN CITY KEHUA SMART QUILTING EQUIPMENT CO.,LTD. |