CN219670805U - Adjusting screw of linking machine - Google Patents
Adjusting screw of linking machine Download PDFInfo
- Publication number
- CN219670805U CN219670805U CN202321280935.0U CN202321280935U CN219670805U CN 219670805 U CN219670805 U CN 219670805U CN 202321280935 U CN202321280935 U CN 202321280935U CN 219670805 U CN219670805 U CN 219670805U
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- screw
- rod
- take
- telescopic rod
- lever
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- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009958 sewing Methods 0.000 abstract description 23
- 238000005299 abrasion Methods 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241001433879 Camarea Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model belongs to the technical field of linking machines, in particular to an adjusting screw of a linking machine, which comprises a screw main body; the utility model discloses a sewing machine thread take-up mechanism, including screw rod main part, screw rod main part one end is provided with adjustment mechanism, adjustment mechanism one end is equipped with positioning mechanism, the screw rod main part other end is connected with take-up mechanism, take-up mechanism includes the support arm, support arm one end is fixed with the mount pad, the inboard rotatory piece of installing of rotation of mount pad, the locating hole has been seted up to rotatory piece side, the fixed orifices has been seted up to the mount pad both sides, it has the dead lever to alternate in fixed orifices and the locating hole, open threaded hole on the rotatory piece periphery, the take-up lever is installed to the screw hole internal rotation, takes out the dead lever, rotates rotatory piece to suitable angle, makes the perpendicular slide bar that points to the sewing machine thread take-up structure of take-up lever, then rotatory take-up lever makes its telescopic movement to suitable position to reduce the wearing and tearing of take-up lever, solved in the current adjustment screw rod, lead to wearing and tearing increase because of position offset.
Description
Technical Field
The utility model relates to the technical field of linking machines, in particular to an adjusting screw of a linking machine.
Background
The sewing machine is a machine for efficiently sewing sweater sleeve openings, and can be divided into a curved needle sewing machine, a straight needle sewing machine, a full-automatic sewing machine and a straight strip sewing machine, so that the sewing machine has high sewing efficiency, is widely applied to the field of sweater production, is used for sewing sweater pieces, and needs to use an adjusting screw for thread picking in the sewing process.
The utility model provides an adjusting screw of linking machine of bulletin number CN216608489U to the screw rod is the main part, and the screw rod rotates to be installed in the frame, and screw rod one end is connected with the take-up subassembly through the support arm, and the take-up subassembly includes take-up pole and take-up pole slip interlude in support arm one end, is located and adjusts line pole top side and is provided with adjusting nut, and screw rod main part one side is installed the alignment jig main part through screw and rotation projection cooperation, and the gyro wheel is installed to the inboard mounting groove internal rotation of alignment jig, makes the take-up pole wearing and tearing after, can rotate the length of adjusting the take-up pole through adjusting nut, adjusts it to suitable length again, makes the inboard gyro wheel of adjusting subassembly can with cam surface furthest's contact through adjusting screw rod main part rotation angle simultaneously to reduce the wearing and tearing between gyro wheel and the cam during the use, extension screw rod's life.
The above-mentioned still has the problem in the adjusting screw of linking machine, its gyro wheel and cam area of contact are still less, and the wearing and tearing are great during the use, and take-up lever can only carry out rectilinear movement, if take-up lever and slide bar contact position non-central point when putting, take-up lever downside when using because wearing and tearing are inhomogeneous, lead to its life shorter, need often change take-up lever, improve manufacturing cost, and then put forward the adjusting screw of linking machine.
Disclosure of Invention
In order to overcome the defects in the prior art, the contact area between the roller and the cam of the adjusting screw in the market is still small, the abrasion is large during the use, the thread take-up lever can only move linearly, if the thread take-up lever and the sliding rod are in a non-central position, the service life of the thread take-up lever is short due to uneven abrasion at the bottom side of the thread take-up lever during the use, and the thread take-up lever needs to be replaced frequently, so that the production cost is increased.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an adjusting screw of a linking machine, which comprises a screw main body; the novel thread take-up device comprises a screw body, and is characterized in that one end of the screw body is provided with an adjusting mechanism, one end of the adjusting mechanism is provided with a positioning mechanism, the other end of the screw body is connected with a thread take-up mechanism, and the other end of the screw body is penetrated with a supporting arm.
Preferably, the thread take-up mechanism comprises a supporting arm, support arm one end is fixed with the mount pad, the mount pad inboard rotates installs the rotatory piece, the locating hole has been seted up to rotatory piece side, the fixed orifices has been seted up to the mount pad both sides, it has the dead lever to alternate in fixed orifices and the locating hole, it has the screw hole to open on the rotatory piece periphery, the take-up lever is installed to the screw hole internal rotation, the screw groove has been seted up to support arm one end top side, the support arm passes through screw groove and screw cooperation fixed mounting in screw main part one end, screw main part other end inboard slidable mounting has the telescopic link, fixes through inserted bar and fixed orifices cooperation, and dismouting process easy operation and convenient are convenient, are convenient for adjust the angle of take-up lever at any time, make the adjusting screw use more nimble.
Preferably, the adjusting mechanism comprises a telescopic rod, an adjusting frame is fixed at one end of the telescopic rod, a roller is installed on the inner side of the adjusting frame in a matched rotation mode through a rolling bearing, the circumference surface of the roller is concave, the inner side of the telescopic rod is of a hollow structure, a limit cap is slidably installed at one end of the inner side of the telescopic rod, and the contact area between the roller and a cam is greatly increased by using the concave roller, so that abrasion of the contact surface of the roller is reduced.
Preferably, the positioning mechanism comprises a limiting cap, the top side of the limiting cap is fixedly provided with a plunger rod, the plunger rod is inserted on the top side of the telescopic rod in a sliding mode, a spring is fixedly connected between the limiting cap and the inner wall of the telescopic rod and sleeved on the plunger rod, a limiting hole is formed in the top side of one end of the screw rod main body, the plunger rod penetrates through the telescopic rod to be inserted and installed in the limiting hole, and the plunger rod can be accurately moved to a proper length through cooperation of the plunger rod and the limiting hole, so that the adjusting screw rod is wider in application range.
The utility model has the advantages that:
1. according to the structure design of the adjusting screw of the linking machine, the thread taking-up mechanism is arranged, the fixing rod is pulled out, the rotating block is rotated to enable the fixing rod to rotate to a proper angle, the thread taking-up rod vertically points to the sliding rod of the thread taking-up structure of the linking machine, the thread taking-up rod is rotated to enable the thread taking-up rod to stretch and move under the cooperation of the threaded hole, the thread taking-up rod is adjusted to a proper distance for pressing the sliding rod, abrasion of the thread taking-up rod is reduced, and the problem that the service life of the adjusting screw is short due to abrasion increase caused by position deviation in the existing adjusting screw is solved.
2. According to the structure design of the adjusting screw of the linking machine, the adjusting mechanism is arranged, the telescopic rod is pushed to slide in a telescopic way at one end of the screw body, so that the telescopic rod drives the roller at the inner side of the adjusting frame to move, the area of the contact surface between the telescopic rod and the cam is increased through the concave roller, meanwhile, the friction force of the contact surface is reduced under the cooperation of the rolling bearing, the abrasion is greatly reduced, and the service life of the roller is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic overall front perspective view;
FIG. 2 is a cross-sectional view of an overall side-view three-dimensional structure;
FIG. 3 is a schematic view of a back perspective of the thread take-up mechanism;
FIG. 4 is a schematic view of a front perspective of an adjustment mechanism;
fig. 5 is a schematic overall top perspective view.
In the figure: 1. a screw body; 2. a limiting hole; 3. a telescopic rod; 4. an adjusting frame; 5. a rolling bearing; 6. a roller; 7. a limit cap; 71. a spring; 8. a rod; 9. a support arm; 10. a thread groove; 11. a screw; 12. a mounting base; 13. a fixing hole; 14. a rotating block; 15. positioning holes; 151. a fixed rod; 16. a threaded hole; 17. a thread take-up lever; 18. and a rubber pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an adjusting screw of a linking machine comprises a screw body 1; one end of the screw body 1 is provided with an adjusting mechanism, one end of the adjusting mechanism is provided with a positioning mechanism, the other end of the screw body 1 is connected with a thread take-up mechanism, and the other end of the screw body 1 is inserted with a supporting arm 9.
Referring to fig. 3, the thread take-up mechanism includes a support arm 9, one end of the support arm 9 is fixed with a mounting seat 12, a rotating block 14 is rotatably mounted on the inner side of the mounting seat 12, positioning holes 15 are formed in the side surfaces of the rotating block 14, fixing holes 13 are formed in two sides of the mounting seat 12, fixing rods 151 are inserted into the fixing holes 13 and the positioning holes 15, threaded holes 16 are formed in the circumferential surface of the rotating block 14, a thread take-up lever 17 is rotatably mounted in the threaded holes 16, a thread groove 10 is formed in the top side of one end of the support arm 9, the support arm 9 is fixedly mounted on one end of a screw body 1 in a matched manner with the screw 11 through the thread groove 10, and a telescopic rod 3 is slidably mounted on the inner side of the other end of the screw body 1; during operation, in encountering the existing adjusting screw, abrasion is increased due to position deviation, when the service life of the adjusting screw is short, through the structure of the thread taking-up mechanism, the fixing rod 151 is pulled out, then the rotating block 14 is rotated to enable the rotating block to rotate to a proper angle, then the fixing rod 151 is inserted into the fixing hole 13 and the positioning hole 15, the thread taking-up rod 17 vertically points to the sliding rod of the thread taking-up structure of the linking machine, then the thread taking-up rod 17 is rotated to enable the thread taking-up rod 17 to stretch and move under the cooperation of the threaded hole 16, and the thread taking-up rod 17 is adjusted to a proper distance for pressing the sliding rod, so that the abrasion of the thread taking-up rod 17 is reduced.
Referring to fig. 4, the adjusting mechanism includes a telescopic rod 3, one end of the telescopic rod 3 is fixed with an adjusting frame 4, the inner side of the adjusting frame 4 is provided with a roller 6 through a rolling bearing 5 in a matched rotation manner, the circumferential surface of the roller 6 is concave, the inner side of the telescopic rod 3 is of a hollow structure, and one end of the inner side of the telescopic rod 3 is slidably provided with a limit cap 7.
The positioning mechanism comprises a limiting cap 7, a plug rod 8 is fixed on the top side of the limiting cap 7, the plug rod 8 is inserted on the top side of the telescopic rod 3 in a sliding manner, a spring 71 is fixedly connected between the limiting cap 7 and the inner wall of the telescopic rod 3, the spring 71 is sleeved on the plug rod 8, a limiting hole 2 is formed in the top side of one end of the screw rod main body 1, and the plug rod 8 is installed in the limiting hole 2 in a penetrating manner through the telescopic rod 3; during operation, when running into gyro wheel 6 because wearing and tearing, lead to unable and cam contact's problem, through positioning mechanism's structure, push down inserted bar 8, make it take out spacing hole 2, but promotion telescopic link 3 at the inboard flexible slip of screw rod main part 1 to suitable length this moment, under the effect of spring 71 elasticity this moment, the pulling spacing cap 7 is with inserted bar 8 reinserted spacing hole 2 again, fix telescopic link 3, guarantee gyro wheel 6 and cam contact all the time, make the adjusting screw use more nimble.
Referring to fig. 5, a rubber pad 18 is fixedly sleeved on the circumferential surface of the roller 6; during operation, when the problem that the contact surface of the roller 6 and the cam is worn is solved, the roller 6 is wrapped through the structure of the rubber pad 18, so that the contact area between the roller 6 and the cam can be increased, and meanwhile, the rubber pad 18 is more wear-resistant than the roller 6, and the service life of the roller 6 can be prolonged.
The working principle is that the sewing machine is a machine for efficiently sewing sweater looping, which can be divided into a curved needle sewing machine, a straight needle sewing machine, a full-automatic sewing machine and a straight strip sewing machine, so that the sewing machine has high sewing efficiency, is widely applied to the sweater production field, is used for sewing sweater pieces, needs to use an adjusting screw for thread picking in the sewing process, the contact area of the existing adjusting screw and a cam is still smaller, the abrasion is larger in the use process, the abrasion is increased when the thread picking structure is in a non-central position of the contact position of the sliding rod, the service life is shorter, the abrasion part is required to be frequently replaced, the production cost is increased, in order to solve the problem, the inserting rod 8 is pressed down by arranging the thread picking mechanism and the adjusting mechanism, the inserting rod 3 can be pushed to stretch and slide to a proper length at the inner side of the screw main body 1 at the moment, the roller 6 on the inner side of the adjusting frame 4 is driven to move, the contact area between the roller 6 and the cam is increased through the concave roller 6, meanwhile, the friction force of the contact surface is reduced under the cooperation of the rolling bearing 5, so that the abrasion is greatly reduced, at the moment, under the action of the elastic force of the spring 71, the limiting cap 7 is pulled to insert the inserting rod 8 back into the limiting hole 2, the telescopic rod 3 is fixed, the roller 6 is ensured to be always contacted with the cam, the fixing rod 151 is finally pulled out, the rotating block 14 is rotated to enable the rotating block 14 to rotate to a proper angle, then the fixing rod 151 is inserted into the fixing hole 13 and the positioning hole 15, the thread take-up rod 17 is enabled to vertically point to the slide rod of the thread take-up structure of the sewing machine, then the thread take-up rod 17 is rotated to enable the thread take-up rod 17 to be stretched under the cooperation of the threaded hole 16, the distance of properly pressing the slide rod is adjusted, and the abrasion of the thread take-up rod 17 is prevented from being increased due to position deviation, the problem of in current adjusting screw rod, because the position skew leads to wearing and tearing increase, lead to the fact adjusting screw rod life shorter is solved.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. An adjusting screw of a linking machine, which is characterized in that: comprises a screw body (1); one end of the screw body (1) is provided with an adjusting mechanism, one end of the adjusting mechanism is provided with a positioning mechanism, the other end of the screw body (1) is connected with a thread take-up mechanism, and the other end of the screw body (1) is penetrated with a supporting arm (9);
the thread take-up mechanism comprises a supporting arm (9), one end of the supporting arm (9) is fixedly provided with a mounting seat (12), a rotating block (14) is rotatably mounted on the inner side of the mounting seat (12), positioning holes (15) are formed in the side faces of the rotating block (14), fixing holes (13) are formed in two sides of the mounting seat (12), fixing rods (151) are inserted into the fixing holes (13) and the positioning holes (15), threaded holes (16) are formed in the circumferential face of the rotating block (14), and thread take-up rods (17) are rotatably mounted in the threaded holes (16).
2. The adjustment screw of a stitcher as set forth in claim 1 wherein: the screw rod is characterized in that a thread groove (10) is formed in the top side of one end of the supporting arm (9), the supporting arm (9) is fixedly installed at one end of the screw rod main body (1) through the matching of the thread groove (10) and a screw (11), and a telescopic rod (3) is slidably installed at the inner side of the other end of the screw rod main body (1).
3. The adjustment screw of a stitcher as set forth in claim 2 wherein: the adjusting mechanism comprises a telescopic rod (3), an adjusting frame (4) is fixed at one end of the telescopic rod (3), and a roller (6) is installed on the inner side of the adjusting frame (4) in a matched rotation mode through a rolling bearing (5).
4. The adjustment screw of a stitcher as set forth in claim 3 wherein: the roller (6) is concave on the circumference, the inner side of the telescopic rod (3) is of a hollow structure, and a limit cap (7) is slidably arranged at one end of the inner side of the telescopic rod (3).
5. The adjustment screw of a stitcher as set forth in claim 4 wherein: the positioning mechanism comprises a limiting cap (7), an inserting rod (8) is fixed on the top side of the limiting cap (7), the inserting rod (8) is inserted on the top side of the telescopic rod (3) in a sliding mode, a spring (71) is fixedly connected between the limiting cap (7) and the inner wall of the telescopic rod (3), and the spring (71) is sleeved on the inserting rod (8).
6. The adjustment screw of a stitcher as set forth in claim 5 wherein: the top side of one end of the screw body (1) is provided with a limiting hole (2), and the inserting rod (8) penetrates through the telescopic rod (3) to be installed in the limiting hole (2) in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321280935.0U CN219670805U (en) | 2023-05-24 | 2023-05-24 | Adjusting screw of linking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321280935.0U CN219670805U (en) | 2023-05-24 | 2023-05-24 | Adjusting screw of linking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219670805U true CN219670805U (en) | 2023-09-12 |
Family
ID=87893709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321280935.0U Active CN219670805U (en) | 2023-05-24 | 2023-05-24 | Adjusting screw of linking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219670805U (en) |
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2023
- 2023-05-24 CN CN202321280935.0U patent/CN219670805U/en active Active
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