TWI228555B - Improved yarn guide device of circular knitting machine - Google Patents

Abstract

The present invention is to provide an improved a yarn guide device of a circular knitting machine, comprising a base, a cover, a rocking mechanism and a tension mechanism. The base is provided with a spindle positioning part. The cover and the base are covered and fixed to each other, and a spindle hole through the cover is provided thereon. The rocking mechanism comprises at least a spindle and a yarn guide. The spindle is positioned between the spindle positioning part of the base and the spindle hole of the cover. The spindle is provided with a bolt hole and a positioning slot transversely connected to the bolt hole. The yarn guide is imbedded in the positioning slot and is locked by a bolt in the bolt hole to make the yarn guide be hold and positioned. The tension mechanism comprises a connecting member, a tensile spring, and a tension adjusting knob. The connecting member has an end connected to the spindle and an opposite end connected to the tensile spring. The tension adjusting knob is arranged on one side of the base and the cover and is coupled to the tensile spring. With the present invention, the assembly of the yarn guide device with efficacy of speediness and convenience can be achieved, so as to enhance economic benefit of the assembling thereof.

Description

1228555 V. Description of the invention [Technical field] The present invention relates to a yarn guide rod device, especially a circle used for circular knitting machines with reliable yarn guide movement, and a rapid and convenient assembly of the yarn guide rod and the entire yarn guide rod device. Improved yarn guide rod device of knitting machine. Dry [Previously, according to its main yarn guide bar, and the outside yarn bar technology knitting machine (circular knitting machine) with the inside end of the yarn eyelet, the yarn guide rod has a deflection displacement announcement No. 542242 "Circular Set" patent case, which Including 'wherein the bracing rod system has a bent portion at the end, a predetermined slot of the seat shell is connected to the piece fixed on the cover body, and the connecting piece is slidably arranged on the side of the seat shell The combination of the cover body is used to position the tension of the entire bracing rod; a compression spring can also be provided, and the other side of the rod can be bent, so that when the circle first uses the compression spring to instantly open the bracing rod force mechanism, In order to make the yarn brace revert to the description of the device combination, the brace needs to be assembled in the seat shell first to connect the building. Generally, the circle uses a structure such as a seat to improve the pole and other component holes, and the other is inserted. When the end system is pivoted and connected with a color-changing operation to achieve the color-changing operation of the knitting machine, the related yarn feeder has a seat, a spring, and a bent portion with a bent portion at one end of the cover. Rod body, the yarn support rod and the yarn support rod and the tension spring When connected to form a force mechanism, the entire block can be adjusted and adjusted with a limit recess. The support yarn can be connected to the rear hole of the adjustment block by connecting the other end of the shaft of a shaft seat of the front housing with the wall groove. Support a tension spring, the whole piece, and 'by this adjustment, one side of the compression spring of the predetermined part on one side of the base body can be pressed against the side machine for color changing operation to generate a deflection, and then the deflection is borrowed. The bent part of the yarn rod is passed through.

Page 5 1228555 V. Description of the invention (2) The bending of the yarn brace must also take into account the lack of inconvenience in the design of the borrowing mechanism is based on the multi-assembly convenience and the time-honored research and development of the outer adjustment block of the folding part The installation of the yarn brace knot is particularly important and the circular knitting machine engaged in this industry has the invention ^, the compression spring, etc., and then the cover is combined so that the end is assembled and positioned with the shaft seat and the cover. ^ Bit, so its assembly is quite cumbersome and difficult, the installation of the 4-fold part into the seat shell is difficult, and needs to be improved. In view of the fact that the above-mentioned yarn brace holders are not ideal in terms of assembly and design, the experience in the research and development of the invention of this case is to provide a more improved yarn guide rod device to serve the industry. [Content] Good, i :, the purpose is to provide a circular knitting machine to change the yarn guide rod device ^ ΐ i § Hai guide yarn rod device assembly is quite convenient and reliable, so as to avoid. The failure of the connection of the pieces and the improvement of the economic benefits of the overall assembly Another object of the present invention is to provide a yarn guide rod assembly of a circular knitting machine, which can make the yarn guide rod in the yarn guide rod device. The assembly is complicated, and the yarn guide rod can be simply fixed at the end of assembly, so that, ', installation = significant and positive results in good design. The wheat is, 'In order to achieve the above-mentioned object and effect of the present invention, the technical technique adopted by the agency includes a base; a cover body which is fixedly connected with the base body ^' A cover body is provided therethrough. A shaft hole; a swing mechanism having a core and a yarn guide rod, the mandrel is penetrated through the shaft hole of the cover, and the mandrel is

Page 6 1228555 V. Description of the invention (3) A positioning groove is provided; a force mechanism is provided on the base and connected with the mandrel; the yarn guide rod is embedded in the positioning groove of the mandrel, and the The yarn guide rod is positioned by a positioning member from above the shaft hole of the cover body; thereby, the yarn guide rod device of the circular knitting machine can be quickly and conveniently assembled.

In order to achieve the above-mentioned object and effect, another technical means adopted by the present invention includes a base, on which a mandrel positioning portion is provided; and a cover body is closed and consolidated with the base, and is provided with There is a shaft hole penetrating the cover body; a swing mechanism includes at least a mandrel and a yarn guide rod, the mandrel system is positioned between the mandrel positioning portion of the base and the shaft hole of the cover body, and the mandrel system There is a screw hole and a positioning slot connecting the screw hole laterally; the yarn guiding rod is embedded in the positioning slot of the mandrel, and is positioned by a positioning member from above the shaft hole of the cover; the positioning member is It is a positioning screw locked to the screw hole of the mandrel. A force mechanism includes a connecting member, a tension spring and a tension adjusting button. One end of the connecting member is connected to the mandrel, and the other end is connected to the pulling member. The spring'4 tension adjusting button is arranged on the side of the base and the cover, and is connected with the tension spring. , ^

According to the stated structure, 'wherein the front end of the base is provided with a mountain-shaped portion', the mountain-shaped portion has an inclined abutment surface; at least one side of the base is provided with a recessed portion in which the tension adjusting button is embedded, and the side of the base The upper part is provided with a plurality of positioning recesses; further, the front end of the base is provided with an arc joint, and the bottom surface of the arc joint is provided with a ring-shaped groove and a plurality of cards ^ 孑 L. The front end of the cover is provided with a recessed arc joint which is provided with the shaft hole, and the arc joint is provided with a concave fox groove and an upper part on the outside of the shaft hole.

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1228555 V. Description of the invention (4) Concave arc groove; at least one side of the cover body is provided with a recessed portion in which the tension adjusting button is embedded, and a plurality of positioning recesses are provided on the side surface of the cover body. . The mandrel system includes an upper part of the mandrel having a smaller diameter and a bottom of the mandrel having a larger diameter and abutting the bottom edge of the shaft hole. The mandrel is provided with a transverse hole groove connecting the connecting member, and the core The bottom surface of the shaft is provided with a concave portion opposite to the convex mandrel positioning portion; and one end of the yarn guide rod includes a lateral positioning rod embedded in the positioning groove and a longitudinal hook latched on the end of the spindle.

Furthermore, the swing mechanism further includes a swing adjustment button that is fastened between the base and the cover. The bottom edge of the inner side of the swing adjustment button is provided with a slider and inclined positioning teeth, and the swing adjustment button The top edge is provided with a clamping block; ^ The tension adjusting button includes an adjusting plate, an inner side of the adjusting plate is provided with a sliding block, and one side of the sliding block is connected with an abutting plate, the abutting A hook block connected to the tension spring is also provided on the plate, and at least one end of the adjusting plate is provided with a positioning card end. In order to further understand the features, technical means, and specific functions and objectives of the present invention, one of the more specific embodiments of the present invention is enumerated, and detailed descriptions are given below with reference to the drawings and numbers.

[Embodiment] π Referring to FIGS. 1 to 3, the improved yarn guide rod device 70 of the circular knitting machine of the present invention includes a base 10, a cover 30, a swinging mechanism 50, and a tension mechanism. Yi = The base 10 includes a bottom surface. 11 and convex perimeter 12, and the base of the base 10 is a circular arc joint 13, the bottom surface 11 is provided with a positioning hole U1 and a clip

1228555 V. Description of the invention (5) The groove ribs 1 1 2 and the front end of the bottom surface 11 is provided with a convex mandrel positioning portion 11 3, and the positioning portion 11 3 may be a flange or a shaft hole. The convex peripheral edge 1 2 A mountain-shaped portion 1 21 is provided at the arc joint 1 3, the mountain-shaped portion 1 2 1 has an inclined abutment surface 1 2 2, and the convex peripheral edge 12 is symmetrically provided with a top surface on both sides of the bottom surface 11. The concave portion 123 and the side grooves 124 are provided with a plurality of positioning recesses 1 2 5. The bottom surface of the arc joint 13 is provided with a ring-shaped groove 1 3 1 and a plurality of rings. The mounting holes 132 are shown in FIG. 4. The cover 30 is screwed on the base 10 correspondingly. The cover 30 is provided with a positioning hole 111 corresponding to the base 10, a countersunk positioning hole 31 and a reinforcing rib 32 corresponding to the base rib 31, and the countersunk positioning hole 31. And the positioning hole 11 1, the base 10 and the cover 30 can be screwed by the nut 311 and the screw 31 2, and the reinforcing rib 32 is embedded in the clamping groove 112, and the front end of the cover 30 A recessed portion 37 recessed from the cover body 30 and a circular arc joint 33 below the recessed portion 37 are provided. The circular arc joint 33 is provided with a shaft hole 34, a concave arc groove 35 and an upper concave arc outward from the center. Slot 36, wherein the shaft hole 34 penetrates the arc joint 33 and is located on the top surface portion of the cover 30. The cover 30 corresponds to the recess 123 and the groove 124 corresponding to the base 10, and has a recess 38 and a groove. 39, and the groove 39 is provided with a plurality of positioning recesses 391. In addition, a recessed clamping surface 313 is provided on the top surface of the rear end of the cover 30, and the bottom surface of the base 10 is also the same. The clamping surface is set (not shown in the figure), and a reinforcing clamp 3 1 4 is used to hold and lock. It should be explained here that the reinforcing clip 314 is not an essential element, because if the cover 30 and the base are strong enough, the cover 30 is more concave than the concave one. The surface 313, the base hemp 々 + 2 ,, ^ qi / 1 Λ low pressure 10 bottom surface of the clamping surface setting (not shown) and the reinforcing clip 314 can be omitted, as shown in Figure 7.

Page 9 1228555 V. Description of the invention (6) The swing mechanism 50 includes a mandrel 51, a yarn guide rod 52, and a pendulum adjusting button 5 3. The mandrel 5 1 includes an upper portion 5 1 of a smaller diameter mandrel. A and the bottom 51B of the large-diameter mandrel. The upper part 51A of the mandrel is provided with an axial screw hole 54 and a positioning groove 55 penetrating the screw hole 54 transversely. The bottom 5B of the mandrel is provided with a lateral hole. The slot 5 6, the mandrel 5 丨 is inserted through the shaft hole 34 of the cover body 3 4 and is located at the mandrel positioning portion 11 3 of the base 10, and the bottom surface is provided with the convex mandrel positioning portion 丨The recess (not shown) of i 3 is to facilitate the positioning and assembly of the mandrel 51, and the bottom 51b of the mandrel abuts against the bottom edge of the shaft hole 34, so as to prevent the mandrel 51 from disengaging upward in the shaft hole 34 Out, the yarn guiding rod 52 is a curved rod body, one end of which is provided with a yarn guiding eye 57 for positioning the yarn guiding eye 58 ', and the other end of the yarn guiding rod 52 includes a lateral positioning The rod 59 and the longitudinal end thereof abut against the rod 60. The positioning rod 59 is embedded in the positioning groove 55 'of the mandrel 51 and is screwed down from above the shaft hole to the screw hole 54 with a positioning screw 6 丨The positioning rod 59 is pressed against to position the yarn guide rod 52; the bottom edge of the inner side of the swing adjustment knob 53 is provided with a slider 6 2 and inclined positioning teeth 63, and the top edge is provided with a clamping block 64, of which The slider 62 is embedded in the groove 131 of the arc joint 丄 3 when assembled, and the clamp block 64 is embedded in the concave arc groove Μ 丄 above the arc joint 33 to position the swing adjustment. The button 53 can be slid and moved, and the positioning tooth 63 can be locked in the hole 32 of the arc joint 13. The outside surface of the swing adjustment button 53 has a protruding block 65 protruding therefrom. , To facilitate the adjustment of the swing adjustment button 53. The tension mechanism 70 includes a connecting member 71, a tension spring 72, and a tension adjusting button 73. The connecting member 71 is slightly V-shaped and includes a first connecting member lever 7ΐι and a second connecting member lever 712 ', wherein the second connection The end edge of the lever 712 is provided with

Page 10 1228555 V. Description of the invention (7) A ring hook 714 is used to connect the tension spring 72, and the connecting piece 71 is passed through the hole 56 of the mandrel 51 by its first connecting piece rod 711, and then the end The bending part 71 3 is bent to be clamped on the mandrel 51; the tension adjusting button 7 3 includes an adjusting plate 731, and a sliding block = 2 is arranged inside the adjusting plate 731, and the sliding One side of the abutment block 732 is connected with an abutment plate 733 with a top and a protruding bottom end. The abutment plate 733 is provided with a hook block 7 34 for connecting the one pull 172, and the outer side of the adjustment plate mi is connected. A dial plate 735 is provided at both ends of which are provided with positioning card ends 736. The tension adjusting button 73 is provided at the grooves 124 and 39 of the bottom 10 and the cover 30, and is made to slide into the block 732 to be embedded in The base 10 and the cover 30 can be slid between the recesses 123 and 38, and the positioning card end 736 at both ends of the adjusting plate 731 can be positioned at the positioning recess of the base 10 and the cover 30. 1 2 5 and 3 91 perform sliding adjustment and positioning to adjust the pull force of the pull-through 72 to form a force adjustment mechanism. Furthermore, 'the grooves 124 and 39 and the recesses 123 and 38 are provided on both sides of the base 10 and the cover 30, so when the circular knitting machine has a difference between a left yarn feeding and a right yarn feeding,' the tension adjusting button 73 can be selected from left and right according to the position of the yarn guide arm of the circular knitting machine (the swing mechanism 50 and the position of the yarn guide rod 52 also need to be replaced at the same time), which makes the present invention very convenient when adjusting the yarn feeding on different sides. Referring to Figures 2 to 4, when the yarn guide rod device of the circular knitting machine of the present invention is improved for assembly, its assembly sequence is: assembly mandrel 5 丨; connector 7 丨; tension spring 72; tension adjustment button 73; base 1 〇 and the cover 30 are fastened and locked; the swing adjustment knob 53 is fixed; the yarn guide rod 52 is fixed; and according to the assembly sequence, the present invention will be the most difficult to assemble the yarn guide rod 52 of a curved long rod body. Regroup at the end

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Page 11 1228555 V. Description of the invention (8) It can be fixed by a positioning screw 61, so it can improve the disadvantages of the complicated and difficult assembly of the conventional yarn guide rod device structure, and greatly improve its assembly economy. benefit. Referring to FIG. 4, the mandrel 51 is pulled by the tension spring 72 due to passing through the connecting member Π, and the positioning rod 59 of the yarn guide rod 52 fixed on the spindle 51 abuts the swing adjustment button 53 One side. 1 Please refer to FIG. 5. When the yarn guiding rod 5 2 is pulled by the yarn and swivels, the mandrel 51 is also linked to rotate in the shaft hole 34 and rotates to the ring of the connecting member 71. When the hook 714 abuts against the inclined abutment surface 122 of the mountain-shaped portion 1 21, the end of the rotation of the yarn guide rod 5 2 (about 105 degrees), and at this time, the tension spring 7 2 is stretched. status. When referring to the following, when the tension spring 7 2 and the yarn guide rod 52 can be returned to the original yarn guide rod 5 2-second position by transferring the sheet 52, that is to say, the unique structure and special advanced product described above are summarized. For sale, it is obvious that the application of this case is mentioned above. Please refer to Figure 6 above. When the position of the tension adjustment button 73 is shifted to the right, it will be stretched, so that the recovery action of the pull by the return spring of the tension spring 7 2 will be stronger. Therefore, when the yarn tension is changed, the position of the force adjustment button 73 is achieved, and the yarn guide lever is brought into abutment with one side of the swing adjustment button 53 to complete the reciprocating swing. Therefore, when the swing adjustment knob 53 is moved, the rotation angle of the yarn guide lever 52 can be adjusted and controlled. The "improvement of the yarn guide rod device of the circular knitting machine" of the present invention can indeed meet the requirements of the invention through its characteristics, and it has been greatly improved. However, it has not been seen that products with the same structural characteristics have been published and sold in line with the patent. The requirements for the establishment of the case, according to the law, the patent was filed as early as possible. The content and illustrations of the illustrated embodiments are only a comparison of the 1228555 of the present invention. V. Description of the Invention (9) The best implementation examples. Those who know this technology can make various changes and modifications in accordance with the spirit of the present invention. Included in the patent scope of this case. [Illustration of drawing number] 10 Base 30 Cover 50 Swing mechanism 70 Tension mechanism 11 Bottom surface 12 Convex perimeter 13 Arc joint 111 Positioning hole 112 Clamping rib 113 Mandrel positioning portion 121 Mountain-shaped portion 122 Inclined abutting surface 123 Concave portion 124 Groove 125 Positioning recess 131 Groove 132 Card hole 31 Countersunk positioning hole 32 Reinforcing rib 311 Nut 312 Screw 37 Recessed part 33 Circular joint 34 Shaft 孑 L 35 Recessed arc groove 36 Recessed arc groove 38 Recess 39 Recess 39 Recess 391 Recess Gap 313 Clamping surface 314 Reinforcing clamp 51 Mandrel 52 Yarn guide 53 Swing adjustment knob 51A Upper part 51B Lower part 54 Mandrel 54 Screw hole 55 Positioning slot 56 Hole slot 57 Guide eye hook

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1228555

Page 14 V. Description of the invention (10) 58 Yarn guide 59 Positioning rod 60 End abutment rod 61 Positioning screw 62 Slider 63 Bevel positioning teeth 64 Clamping block 65 Pivot block 71 Connection piece 72 Extension spring 73 Tension adjustment 711 Connection piece rod 712 second connecting rod 714 ring hook 713 bending portion 731 adjusting plate 732 sliding block 733 guilty plate 734 hook block 735 dial plate 736 positioning card end 1228555 The diagram is a schematic illustration of the first exploded perspective view of the present invention; Figure 2 is a schematic view of the three-dimensional combination of the present invention; Figure 3 is a schematic view of the three-dimensional assembly after the present invention is assembled; Figure 4 is a top view of the local anatomy combination of the present invention; Figure 5 is a cooperative action of the local anatomy group of the present invention A schematic view; FIG. 6 is a schematic top view of the partial anatomy combination of the present invention; FIG. 7 is a schematic three-dimensional exploded view of another preferred embodiment of the present invention.

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Claims (1)

1228555 6. Scope of patent application 1. An improvement of the yarn guide rod device of a circular knitting machine, including: a base; a cover body, which is closed and consolidated with the base, and has a shaft hole penetrating the cover body; A swing mechanism includes a mandrel and a yarn guide rod, the mandrel is passed through a shaft hole of the cover, the mandrel is provided with a positioning groove; a tension mechanism is provided on the base and connected with the core The shafts are connected; the yarn guiding rod is embedded in the positioning groove of the mandrel, and the yarn guiding rod is positioned from above the shaft hole of the cover by a positioning member; The yarn guide rod device is fast and convenient for assemblers. 2 · The yarn guide rod device of the circular knitting machine is improved as described in item 1 of the patent claim, wherein the base is provided with a mandrel positioning portion. 3. The improvement of the yarn guide rod device of the circular knitting machine according to item 2 of the scope of the patent application, wherein the mandrel is positioned between the mandrel positioning portion of the base and the shaft hole of the cover, and the mandrel is provided There is a screw hole, and the positioning member is a positioning bolt that can be screwed to the screw hole to position the yarn guide rod. 4. The improvement of the yarn guide rod device of the circular knitting machine according to item 1 of the scope of the patent application, wherein the tension mechanism includes a connecting member, a tension spring and a tension adjusting button, and one end of the connecting member is connected to the mandrel. The other end is connected to the tension spring; the tension adjusting button is disposed on the side of the base and the cover, and is connected to the tension spring. 5. The improvement of the yarn guide rod device of the circular knitting machine as described in item 1 of the scope of patent application, wherein a pediment is provided on the periphery of the front end of the base, and the pedestal 1228555 VI. Scope of Patent Application — It has an inclined surface. 6. The improvement of the yarn guide rod device of the circular knitting machine according to item 1 of the scope of the patent application, wherein at least one side of the base is provided with a recessed portion embedded with the tension adjusting button, and a side of the base is provided with There are multiple positioning recesses. 7. The improvement of the yarn guide rod device of the circular knitting machine according to item 1 of the scope of the patent application, wherein the front end of the base is provided with an arc joint, and the bottom surface of the arc joint is provided with a circular groove and a plurality of grooves. Card holes in the ring section. 8 · Improvement of the yarn guide rod device of the circular knitting machine as described in item 1 of the scope of the patent application, wherein the front end of the cover is provided with a recessed circular arc joint provided with the shaft hole. 9. The improvement of the yarn guide rod device of the circular knitting machine according to item 8 of the scope of the patent application, wherein the circular arc joint is provided with a lower concave arc groove and an upper concave arc groove outside the shaft hole. 1 · The yarn guide rod device of the circular knitting machine is improved according to item 丨 of the patent application, wherein at least one side of the cover body is provided with a recess corresponding to the base, and the cover is provided with the recess. A plurality of positioning recesses are arranged on the side of the body. π The improvement of the yarn guide rod device of the circular knitting machine as described in item 1 of the scope of the patent application, wherein the mandrel system includes a small diameter upper part of the mandrel and a larger diameter against the bottom edge of the shaft hole The bottom of the shaft. 1 2 · The yarn guide rod device of the circular knitting machine as described in item 1 of the scope of patent application is improved, wherein the mandrel is provided with a transverse hole connecting the connecting member. 1 3 · Improvement of the yarn guide rod device of the circular knitting machine as described in item 1 of the scope of patent application, wherein the bottom surface of the mandrel is provided with a recess opposite to the convex mandrel positioning portion. 1228555 VI. Scope of patent application 14. The modification of the circular knitting machine as described in item 1 of the scope of patent application ^, wherein one end of the yarn guide rod includes a cymbal embedded in the Rongxiang positioning rod and a longitudinal hook on the center. Shaft end. 15 · The round numbering device improvement as described in item 7 or 8 of the scope of patent application, wherein the swing mechanism further includes a swing adjustment button between the seat and the cover, and the swing adjustment button. There are h blocks and inclined positioning teeth, and the top edge block of the swing adjustment button. 1 6 · The improvement of the circular knitting machine as described in item 4 of the scope of the patent application, wherein the tension adjusting button includes an adjusting plate, a side is provided with a sliding block, and the sliding block is connected to the side of the sliding block. The back plate is provided with a hook block connected to the tension spring, and the adjusting end is provided with a positioning card end. Yarn guide rod device The yarn guide rod of the horizontal I of the positioning groove is fastened to the bottom edge of the inner side of the bottom. A clip yarn guide device is installed in the adjustment plate, and an abutment plate and at least one