CN215328635U - Knee-protecting machine with positive yarn feeding mechanism - Google Patents
Knee-protecting machine with positive yarn feeding mechanism Download PDFInfo
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- CN215328635U CN215328635U CN202023331113.XU CN202023331113U CN215328635U CN 215328635 U CN215328635 U CN 215328635U CN 202023331113 U CN202023331113 U CN 202023331113U CN 215328635 U CN215328635 U CN 215328635U
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- yarn
- knee
- feeding mechanism
- sleeve
- yarn feeding
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Abstract
The utility model discloses a knee-pad machine with an active yarn feeding mechanism, which comprises a knee-pad machine main body, wherein the side edge of the knee-pad machine main body is provided with the active yarn feeding mechanism, the active yarn feeding mechanism comprises vertical plates which are symmetrically arranged, a rotating rod is movably connected between the vertical plates, one end of the rotating rod is connected with a motor, a reducing sleeve is fixedly sleeved on the rotating rod, yarn guide assemblies are arranged at two sides of the rotating rod between the vertical plates, cross rods are connected between the yarn guide assemblies, the side surface of the cross rod at one end is connected with a first air cylinder, the upper end surfaces of the two cross rods are connected with yarn reducing assemblies, an elastic yarn pressing assembly is arranged above the rotating rod, and the elastic yarn pressing assembly is connected with the upper end surfaces of the vertical plates through a second air cylinder; the kneepad machine has the advantages that yarns are moved back and forth from the diameter-variable sleeve through the yarn diameter-variable assemblies, the yarn feeding length is changed, the length of active yarn supply can be automatically changed in real time, the tightness of the kneepad woven by the kneepad machine is adjusted, the requirements of different people can be met, the structure is simple, the kneepad machine body is separately arranged from the kneepad machine body, and automatic control is facilitated.
Description
Technical Field
The utility model relates to the technical field of knitting machinery, in particular to a knee protector with a positive yarn feeding mechanism.
Background
In the process of knitting the kneepad, the kneepad machine mainly adopts a negative yarn feeding mechanism for conveying yarns, the knitting speed is consistent, the knitted kneepad has the same tightness, the tightness of the kneepad is different according to the requirements of a human body, and the conventional kneepad machine cannot meet the production requirements.
SUMMERY OF THE UTILITY MODEL
The main purpose of the utility model is to provide a knee protector with an active yarn feeding mechanism, yarns are positioned and led into a variable diameter sleeve through a yarn guiding assembly, and the yarns move back and forth from the variable diameter sleeve through the yarn variable diameter assembly, so that the yarn feeding length is changed, the active yarn feeding length can be automatically changed in real time, the tightness of a knee protector woven by the knee protector is adjusted, the requirements of different people can be met, the structure is simple, the knee protector is separated from a knee protector main body, the knee protector is convenient to automatically control, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the utility model adopts the technical scheme that: a kneepad machine with a positive yarn feeding mechanism comprises a main body of the kneepad machine, the side edge of the main body of the kneepad machine is provided with the positive yarn feeding mechanism, the active yarn feeding mechanism comprises vertical plates which are symmetrically arranged, a rotating rod is movably connected between the vertical plates, one end of the rotating rod is connected with a motor, a reducing sleeve which is connected with the tail is fixedly sleeved on the rotating rod, yarn guide assemblies are arranged between the vertical plates and positioned at two sides of the rotating rod, a cross rod is fixedly connected at two ends between the yarn guide assemblies and positioned below the rotating rod, the side surface of the cross rod at one end is connected with a first air cylinder, the first air cylinder is arranged on the vertical plate, the upper side and the lower side of the two end surfaces of the yarn guide assembly are connected with the vertical plate in a sliding manner through the sliding rods, the upper end surfaces of the two cross rods are positioned at the yarn feeding side of the rotating rod and are fixedly connected with the yarn reducing assembly, and an elastic line pressing assembly is arranged above the rotating rod and is connected with the upper end face of the vertical plate through a second cylinder.
Preferably, the diameter-changing sleeve comprises a large-diameter sleeve and a small-diameter sleeve, the large-diameter sleeve and the small-diameter sleeve are connected through a circular table sleeve, and the large-diameter sleeve, the circular table sleeve and the small-diameter sleeve are integrally arranged.
Preferably, the yarn guide assembly comprises an outer frame body, a plurality of yarn guide rings which are arranged at equal intervals are arranged in the outer frame body, the yarn guide rings are arranged corresponding to the diameter changing sleeves, the yarn guide rings and the outer frame body are fixedly connected through connecting rods, and two end faces of the outer frame body are connected with the sliding rods.
Preferably, the yarn reducing assembly comprises a U-shaped frame, a lower end face of the U-shaped frame is fixedly connected with a vertical block, an open slot is formed in the vertical block, the vertical block corresponds to the reducing sleeve, and two ends of the U-shaped frame are fixedly connected with the end face of the cross rod.
Preferably, the elastic line pressing assembly comprises a transverse plate and a line pressing plate, the two ends of the transverse plate are connected with the output end of the second cylinder, the line pressing plate is located below the transverse plate, the upper end face of the line pressing plate is connected with the transverse plate in a sliding mode through a polished rod, a spring is connected between the transverse plate and the line pressing plate, and the spring is sleeved on the outer side of the polished rod.
Preferably, the lower end face of the wire pressing plate is provided with a pressing groove corresponding to the reducing sleeve.
Preferably, the end face of the pressure groove is fixedly connected with the wear-resistant rubber pad at the position corresponding to the large-diameter sleeve and the small-diameter sleeve.
Compared with the prior art, the utility model has the following beneficial effects: the yarn guide assembly is used for guiding the yarns into the variable diameter sleeve in a positioning mode, and the yarns are moved back and forth from the variable diameter sleeve through the yarn variable diameter assembly, so that the yarn feeding length is changed, the length of the actively supplied yarns can be automatically changed in real time, the tightness of the knee protector woven by the knee protector is adjusted, the requirements of different people can be met, the structure is simple, the knee protector is separated from the knee protector main body, and automatic control is facilitated.
Drawings
FIG. 1 is a schematic perspective view of the positive feed mechanism of the present invention;
FIG. 2 is a perspective view of the connection between the reducing sleeve and the rotating rod according to the present invention;
FIG. 3 is a schematic perspective view of the connection between the yarn guiding assembly and the yarn reducing assembly of the present invention;
FIG. 4 is a perspective view of the elastic thread pressing assembly according to the present invention;
fig. 5 is a side view schematically showing the knee-pad machine and the positive yarn feeding mechanism of the present invention.
In the figure: 1. a vertical plate; 2. rotating the rod; 3. a motor; 4. a reducing sleeve; 41. a large diameter sleeve; 42. a small diameter sleeve; 43. a round table sleeve; 5. a yarn guide assembly; 51. an outer frame body; 52. a yarn guide ring; 53. a connecting rod; 6. a cross bar; 7. a first cylinder; 8. a slide bar; 9. a yarn reducing assembly; 91. a U-shaped frame; 92. erecting a block; 93. an open slot; 10. an elastic wire pressing component; 101. a transverse plate; 102. a wire pressing plate; 103. a polish rod; 104. a spring; 105. pressing a groove; 106. a wear-resistant rubber pad; 11. a second air cylinder; 100. a knee protector main body; 200. and a positive yarn feeding mechanism.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-5, a knee-pad machine with positive yarn feeding mechanism comprises a main body 100 of the knee-pad machine, wherein the side of the main body 100 of the knee-pad machine is provided with a positive yarn feeding mechanism 200, the positive yarn feeding mechanism 200 comprises vertical plates 1 which are symmetrically arranged, a rotary rod 2 is movably connected between the vertical plates 1, one end of the rotary rod 2 is connected with a motor 3, a reducing sleeve 4 which is connected with the rotary rod 2 in a tail-closing manner is fixedly sleeved on the rotary rod 2, yarn guiding components 5 are arranged between the vertical plates 1 and positioned at two sides of the rotary rod 2, two ends between the yarn guiding components 5 are positioned below the rotary rod 2 and fixedly connected with a cross rod 6, the lateral surface of the cross rod 6 at one end is connected with a first air cylinder 7, the first air cylinder 7 is arranged on the vertical plates 1, the upper and lower sides of two end surfaces of the yarn guiding components 5 are slidably connected with the vertical plates 1 through a slide rod 8, the upper end surfaces of the two cross rods 6 are positioned at the yarn feeding side of the rotary rod 2 and fixedly connected with a yarn reducing component 9, and an elastic line pressing assembly 10 is arranged above the rotating rod 2, and the elastic line pressing assembly 10 is connected with the upper end face of the vertical plate 1 through a second cylinder 11.
In this embodiment, the reducing sleeve 4 includes a large diameter sleeve 41 and a small diameter sleeve 42, the large diameter sleeve 41 is connected with the small diameter sleeve 42 through a circular truncated cone sleeve 43, the large diameter sleeve 41, the circular truncated cone sleeve 43 and the small diameter sleeve 42 are integrally arranged, and a plurality of large diameter sleeves 41 and a plurality of small diameter sleeves 42 can be arranged in actual production.
In this embodiment, the yarn guiding assembly 5 includes an outer frame 51, a plurality of yarn guiding rings 52 arranged at equal intervals are arranged in the outer frame 51, the yarn guiding rings 52 are arranged corresponding to the reducing sleeve 4, the yarn guiding rings 52 and the outer frame 51 are fixedly connected through a connecting rod 53, two end faces of the outer frame 51 are connected with the sliding rod 8, and yarns are positioned on the reducing sleeve 4 through the yarn guiding rings 52.
In this embodiment, yarn reducing assembly 9 includes U type frame 91, the lower terminal surface fixed connection of U type frame 91 founds piece 92, be equipped with open slot 93 on founding the piece 92, found piece 92 and reducing cover 4 and correspond the setting, the both ends and the 6 terminal surface fixed connection of horizontal pole of U type frame 91, horizontal pole 6 moves about under the effect of cylinder 7, and then drives U type frame 91 and moves about, and the yarn passes from open slot 93, changes the position of yarn at the in-process that removes.
In this embodiment, the elastic wire pressing assembly 10 includes a transverse plate 101 and a wire pressing plate 102, two ends of the transverse plate 101 are connected with an output end of the second cylinder 11, the wire pressing plate 102 is located below the transverse plate 101, an upper end surface of the wire pressing plate 102 is slidably connected with the transverse plate 101 through a polish rod 103, a spring 104 is connected between the transverse plate 101 and the wire pressing plate 102, and the spring 104 is sleeved on the outer side of the polish rod 103.
In this embodiment, the lower end surface of the line pressing plate 102 is provided with a pressing groove 105 corresponding to the reducing sleeve 4.
In this embodiment, the end face of the indent 105 is fixedly connected to the wear-resistant rubber pad 106 at the corresponding positions of the large-diameter sleeve 41 and the small-diameter sleeve 42.
When the kneepad machine is specifically implemented, yarns sequentially pass through the yarn guide ring 52 and the open groove 93 and enter the diameter-variable sleeve 4, then the yarns are wound on the diameter-variable sleeve 4 for one to two circles and then pass through the yarn guide ring 52 again, and then the yarns are connected with the yarn feeding mechanism of the main body of the kneepad machine, so that the length of the actively supplied yarns can be automatically changed in real time, the tightness of the kneepad woven by the kneepad machine can be adjusted, the structure is simple, the kneepad machine and the main body of the kneepad machine are separately arranged, and automatic control is facilitated.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (7)
1. The utility model provides a knee-pad machine with positive yarn feeding mechanism, includes knee-pad machine main part, its characterized in that: the side of knee-pad machine main part sets up positive yarn mechanism that send, positive yarn mechanism that send includes the riser that the symmetry set up, swing joint rotary rod between the riser, the motor is connected to the one end of rotary rod, the fixed reducing cover that links to each other of ending that cup joints on the rotary rod, the both sides that lie in the rotary rod between the riser are equipped with and lead the yarn subassembly, lead the below fixed connection horizontal pole that both ends between the yarn subassembly lie in the rotary rod, the horizontal pole side of one end connects cylinder one, cylinder one is installed on the riser, lead the both ends face upper and lower side of yarn subassembly and pass through slide bar and riser sliding connection, two the up end of horizontal pole lies in the yarn one side fixed connection yarn reducing subassembly that advances of rotary rod, the top of rotary rod is equipped with elasticity line ball subassembly, elasticity line ball subassembly passes through cylinder two and is connected with the up end of riser.
2. The knee-pad machine with positive yarn feeding mechanism according to claim 1, characterized in that: the reducing sleeve comprises a large-diameter sleeve and a small-diameter sleeve, the large-diameter sleeve and the small-diameter sleeve are connected through a circular table sleeve, and the large-diameter sleeve, the circular table sleeve and the small-diameter sleeve are integrally arranged.
3. The knee-pad machine with positive yarn feeding mechanism according to claim 1, characterized in that: the yarn guide assembly comprises an outer frame body, a plurality of yarn guide rings which are arranged at equal intervals are arranged in the outer frame body, the yarn guide rings are arranged corresponding to the diameter changing sleeves, the yarn guide rings and the outer frame body are fixedly connected through connecting rods, and two end faces of the outer frame body are connected with the sliding rods.
4. The knee-pad machine with positive yarn feeding mechanism according to claim 1, characterized in that: the yarn reducing assembly comprises a U-shaped frame, the lower end face of the U-shaped frame is fixedly connected with a vertical block, an open slot is formed in the vertical block, the vertical block and the reducing sleeve are correspondingly arranged, and two ends of the U-shaped frame are fixedly connected with the end face of the cross rod.
5. The knee-pad machine with positive yarn feeding mechanism according to claim 1, characterized in that: the elastic line pressing assembly comprises a transverse plate and a line pressing plate, the two ends of the transverse plate are connected with the output end of the second cylinder, the line pressing plate is located below the transverse plate, the upper end face of the line pressing plate is connected with the transverse plate in a sliding mode through a polished rod, a spring is connected between the transverse plate and the line pressing plate, and the spring is sleeved on the outer side of the polished rod.
6. The knee-pad machine with positive yarn feeding mechanism according to claim 5, characterized in that: and the lower end surface of the wire pressing plate is provided with a pressing groove corresponding to the reducing sleeve.
7. The knee-pad machine with positive yarn feeding mechanism according to claim 6, characterized in that: the end face of the pressure groove is fixedly connected with a wear-resistant rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023331113.XU CN215328635U (en) | 2020-12-30 | 2020-12-30 | Knee-protecting machine with positive yarn feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023331113.XU CN215328635U (en) | 2020-12-30 | 2020-12-30 | Knee-protecting machine with positive yarn feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215328635U true CN215328635U (en) | 2021-12-28 |
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ID=79571649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023331113.XU Active CN215328635U (en) | 2020-12-30 | 2020-12-30 | Knee-protecting machine with positive yarn feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215328635U (en) |
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2020
- 2020-12-30 CN CN202023331113.XU patent/CN215328635U/en active Active
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