阅读说明：本技术 应用于送料机构的自动张力控制装置 (Automatic tension control device applied to feeding mechanism ) 是由 李花 李良 丘小辉 于 2020-07-01 设计创作，主要内容包括：本申请应用于送料机构的自动张力控制装置首先于两侧设置有单丝托架以及出线端,其次单丝从单丝托架进入后先从滑动组件绕过紧接着再绕过驱动端最后从出线端穿出,由此可见,当出线端的单丝被牵引后,单丝被拉紧,此时单丝迫使滑动组件沿着导向件上升,直至到达感应器后,驱动装置开启,驱动端旋转加快单丝托架侧的单丝牵引,随着单丝的牵引,利用滑动组件的配重以使得滑动组件下移而离开感应器,如此往复,保证单丝处于拉紧状态。(The utility model provides an automatic tension control device who is applied to feeding mechanism is at first provided with monofilament bracket and leading-out terminal in both sides, the monofilament firstly walks around from the sliding assembly after getting into from the monofilament bracket and then walks around the drive end and finally wears out from the leading-out terminal, it can be seen from this, after the monofilament of leading-out terminal is drawn, the monofilament is taut, the monofilament forces the sliding assembly to rise along the guide this moment, until reaching behind the inductor, drive arrangement opens, the drive end is rotatory to accelerate the monofilament of monofilament bracket side and draw, along with the drawing of monofilament, utilize the counter weight of sliding assembly so that the sliding assembly moves down and leave the inductor, so reciprocal, guarantee that the monofilament is in taut state.)

1. Be applied to feeding mechanism's automatic tension controlling means, its characterized in that: including back plate (10), back plate (10) one side is equipped with monofilament bracket (11) that are used for the inlet wire, back plate (10) opposite side is equipped with leading-out terminal (12), be equipped with drive arrangement (13) on back plate (10), this drive arrangement (13) are located between monofilament bracket (11) and leading-out terminal (12), still are equipped with guide (14) at drive arrangement (13) downside, be equipped with sliding assembly (15) on guide (14), the monofilament is worn out from leading-out terminal behind the drive end of monofilament bracket (11) entering around sliding assembly (15) and drive arrangement (13), be equipped with on back plate (10) and be used for the break-make inductor (133) of drive arrangement (13) to open drive arrangement after making sliding assembly (15) arrive inductor (133).

2. The automatic tension control device applied to a feeding mechanism according to claim 1, wherein: the driving device (13) comprises a driver (131) arranged on the rear side of the rear plate (10) and a driving wheel (132) connected with the driver (131) to serve as a driving end.

3. The automatic tension control device applied to a feeding mechanism according to claim 2, wherein: the guide piece (14) are two guide rails, the sliding assembly (15) comprises a sliding block (151) connected to the guide rails in a sliding mode, and a driven wheel (152) opposite to the driving wheel (132) is connected to the sliding block (151) through a bearing (153).

4. The automatic tension control device applied to a feeding mechanism according to claim 3, wherein: an adjusting support (16) is arranged between the guide rail and the rear plate (10), and an adjusting block (17) is arranged between the adjusting support (16) and the guide rail.

5. The automatic tension control device applied to a feeding mechanism according to claim 3, wherein: monofilament bracket (11) one side is equipped with extension bracket (18) that the slope set up, and this extension bracket (18) one side is equipped with first wire wheel (19) of crossing, extension bracket (18) also are equipped with second wire wheel (191) with the junction of monofilament bracket (11), the department of being qualified for the next round of competitions that back plate (10) are located monofilament bracket (11) also is equipped with third wire wheel (192) to lead the monofilament to carrying on the wire winding from driving wheel (152) department, and from taking turns around out from driving wheel (152), wind into action wheel (132) again after the round of, wind out again after taking turns around action wheel (132) a week, back plate (10) are located action wheel (132) monofilament and wind out the direction and are equipped with fourth wire wheel (193) of crossing, and the monofilament is walked around from this fourth wire wheel (193) upside and down the side, back plate (10) wire end department is equipped with fifth wire wheel (194) to walk around the monofilament that fourth wire wheel (193) was walked around from the downside of this fifth wire wheel (194) and is transported to processing department to the upper side and .

6. The automatic tension control device applied to a feeding mechanism according to claim 5, wherein: the monofilament bracket (11) adopts a three-section type splicing design.

7. The automatic tension control device applied to a feeding mechanism according to claim 5, wherein: the monofilament bracket (11) is provided with a broken wire detector (20).

8. The automatic tension control device applied to a feeding mechanism according to claim 5, wherein: the convex middle parts at the two sides of the driven wheel (152) are concave.

Technical Field

The invention relates to the field of zipper machines, in particular to an automatic tension control device applied to a feeding mechanism.

Background

The nylon zipper machine mainly has the functions that nylon monofilaments and a central line are combined together to form a machine of a nylon zipper chain, the nylon zipper chain can form a plurality of intermediate teeth through a pressing wheel, the forming is realized through a forming cavity, a screw driving group is needed for driving the nylon zipper chain to move, the nylon zipper chain is placed between two screws, the screws rotate, the nylon zipper chain rotates along with the screw teeth of the screws and horizontally moves along the axial direction of the screws, a feeding mechanism is needed to be matched with the screw driving group to convey the chain in the process that the screw driving group pulls the nylon zipper chain, a threading shaft penetrates through the middle part of a second monofilament feeding frame, the central line is conveyed through the threading shaft, the monofilaments are conveyed through the monofilament feeding frame, and the monofilaments are tensioned by a tension-free device in the prior art and are easy to loosen in the monofilament conveying process, causing deformation of the workpiece as it is formed.

Disclosure of Invention

In order to solve the above problems, the present invention provides an automatic tension control device applied to a feeding mechanism, which makes a monofilament in a tensioned state by a counterweight of a slider.

In order to achieve the purpose, the technical scheme is as follows:

be applied to feeding mechanism's automatic tension control device, including the back plate, back plate one side is equipped with the monofilament bracket that is used for the inlet wire, the back plate opposite side is equipped with the leading-out terminal, the back plate is located and is equipped with drive arrangement between monofilament bracket and the leading-out terminal, is located the drive arrangement downside and still is equipped with the guide, be equipped with the slip subassembly on the guide, the monofilament gets into from the monofilament bracket and walks around the drive end that bypasses drive arrangement behind the slip subassembly again, wears out from the leading-out terminal at last, the slip direction that the back plate is located the slip subassembly is equipped with and is used for the break-make drive arrangement's inductor.

The utility model provides an automatic tension control device who is applied to feeding mechanism is at first provided with monofilament bracket and leading-out terminal in both sides, the monofilament firstly walks around from the sliding assembly after getting into from the monofilament bracket and then walks around the drive end and finally wears out from the leading-out terminal, it can be seen from this, after the monofilament of leading-out terminal is drawn, the monofilament is taut, the monofilament forces the sliding assembly to rise along the guide this moment, until reaching behind the inductor, drive arrangement opens, the drive end is rotatory to accelerate the monofilament of monofilament bracket side and draw, along with the drawing of monofilament, utilize the counter weight of sliding assembly so that the sliding assembly moves down and leave the inductor, so reciprocal, guarantee that the monofilament is in taut state.

In some embodiments, the driving device includes a driver disposed at a rear side of the rear plate and a driving wheel connected to the driver as a driving end.

In some embodiments, the guide members are two guide rails, and the sliding assembly includes a sliding block slidably connected to the guide rails, and the sliding block is further connected to a driven wheel opposite to the driving wheel through a bearing.

In some embodiments, an adjusting bracket is arranged between the guide rail and the back plate, and an adjusting block is arranged between the adjusting bracket and the guide rail.

In some embodiments, an obliquely arranged extension bracket is arranged on one side of the monofilament bracket, a first wire passing wheel is arranged on one side of the extension bracket, a second wire passing wheel is also arranged at the joint of the extension bracket and the monofilament bracket, a third wire passing wheel is also arranged at the wire outlet of the monofilament bracket on the rear plate, so that the monofilament is guided to the driven wheel for winding and is wound out from the driven wheel, and then is wound into the driving wheel and is wound out again after being wound out for one circle, a fourth wire passing wheel is arranged in the monofilament winding-out direction of the driving wheel on the rear plate, the monofilament is wound out from the upper side of the fourth wire passing wheel and is wound out from the lower side of the fourth wire passing wheel, and a fifth wire passing wheel is arranged at the wire outlet end of the rear plate, so that the monofilament wound by the fourth wire passing wheel is wound from the lower side of the fifth wire passing wheel and is conveyed to the processing.

In some embodiments, the monofilament carrier is a three-piece split design.

In some embodiments, a break detector is provided on the monofilament carriage.

In some embodiments, the raised middle portions of the two sides of the driven wheel form an inward concave shape.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.

FIG. 1 is a first schematic structural diagram;

FIG. 2 is a second schematic structural diagram;

FIG. 3 is a schematic diagram of structure III (in cross-section);

FIG. 4 is a fourth schematic structural view (tension device);

FIG. 5 is a schematic view of the structure five (balance plate);

FIG. 6 is a sixth schematic (axial set);

FIG. 7 is a schematic view of the structure seven (wire spool);

FIG. 8 is a schematic view of the structure eight (spool);

FIG. 9 is a schematic view of the structure nine (spool);

FIG. 10 is a schematic view of the structure ten (axial set exploded);

fig. 11 is a schematic structural view eleven (hidden wire spool).

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, 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.

Referring to fig. 1-11, a monofilament feeding mechanism for a zipper machine includes;

a bracket 1;

the first monofilament feeding frame 2 is movably connected to the bracket 1, a blade frame 201 which is obliquely arranged and is provided with a through hole is arranged on the first monofilament feeding frame 2, and the first monofilament feeding frame 2 is also provided with a first through hole 202 which penetrates through the middle part of the first monofilament feeding frame and is communicated with the through hole on the blade frame 201;

the second monofilament feeding frame 203 is positioned at the other side of the mechanism, is arranged opposite to the first monofilament feeding frame 2, is also provided with a blade frame 201 which is obliquely arranged, and is also provided with a second through hole 204 which is communicated with the through hole on the blade frame 201, the second through hole 204 is positioned at the non-central position of the second monofilament feeding frame 203, the monofilament passes through the first through hole 202 on the first monofilament feeding frame 2 and extends out through the through hole on the blade frame 201 at the side, and then extends into the blade frame 201 on the second monofilament feeding frame 203 and extends out from the second through hole 204, and the center of the second monofilament feeding frame 203 is also provided with a third through hole 205;

one side of the positioning device 3 is connected with the first monofilament feeding frame 2, and the other side of the positioning device is connected with the second monofilament feeding frame 203 and used for fixing the centerline bobbin so that the thread head of the centerline bobbin is opposite to the third through hole 205;

the wire passing part 5 is fixedly connected with the second monofilament feeding frame 203, a wire passing part 501 communicated with the second through hole 204 is arranged on the wire passing part 5, and monofilaments passing through the wire passing part 501 are wound on the periphery of a center line extending into the middle part during rotation;

and a driving device for driving the second filament feeding frame 203 to rotate.

The utility model provides a be applied to monofilament feeding mechanism of zip fastener machine is provided with two parts, a part is used for transporting the nylon monofilament, another part is used for transporting the central line, wherein transportation central line part is at first fixed with central line bobbin through positioner, secondly the end of a thread of bobbin is passed around from first leading wheel and second leading wheel and is stretched out from the second through-hole of second monofilament pay-off rack again, along with the pulling of material, bobbin is rotatory relative to positioner, so that the central line that twines in the bobbin is incessantly drawn, moreover first monofilament pay-off rack and second monofilament pay-off rack parallel relative setting, the end of a thread of monofilament material passes through from first through-hole, pass to the through-hole of the blade frame of second monofilament pay-off rack along the blade frame of first monofilament pay-off rack and through-hole again, wear out from the third through-hole, along with the monofilament is drawn and the rotation of second monofilament pay-off rack, first monofilament pay-off frame driven rotation, and incessantly pull the monofilament and transport, because the third through-hole setting is at the middle part, the second through-hole setting is at non-middle part, and along with the second monofilament pay-off frame is rotatory, the relative third through-hole rotation of second through-hole, the nylon monofilament passes through line spare and along with rotatory winding always in the central line periphery from the second through-hole.

First monofilament pay-off frame and the parallel relative setting of second monofilament pay-off frame for the highly uniform of two support bodies, and two blade framves are all towards inboard slope, and the barrier force is minimum when pulling the nylon monofilament.