CN213356562U - Automatic threading machine - Google Patents
Automatic threading machine Download PDFInfo
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- CN213356562U CN213356562U CN202021274058.2U CN202021274058U CN213356562U CN 213356562 U CN213356562 U CN 213356562U CN 202021274058 U CN202021274058 U CN 202021274058U CN 213356562 U CN213356562 U CN 213356562U
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Abstract
The utility model is suitable for a building decoration field provides an automatic threading machine, including: a ratchet wheel wound with a cable, the ratchet wheel and the winding wheel being coaxial and relatively rotatable; the pawl is mounted on the winding wheel, is meshed with the ratchet wheel, and has an end facing the direction opposite to the unwinding direction of the winding wheel; and the elastic piece provides a holding force for the pawl to be meshed with the ratchet wheel. The embodiment of the utility model provides a through setting up ratchet and pawl, twine the cable on the ratchet, when the unwrapping wire cable is redundant, the winding wheel continues to rotate, and the ratchet does not rotate, does not unwrapping wire yet, waits that pay-off has put the redundant cable after, under the drive of winding wheel and cable, the ratchet rotates the unwrapping wire once more to eliminate because of the asynchronous redundant problem of cable that produces of unwrapping wire.
Description
Technical Field
The utility model belongs to the building decoration field especially relates to an automatic threading machine.
Background
At present, in the building decoration construction, pleasing to the eye for safety, the electric wire generally passes from installing in the spool in the wall body, because the spool buries underground in the wall body and the spool has the corner, however the electric wire is softer relatively for the electric wire is difficult for passing through when meetting the corner, so the mode that the constructor generally adopted is: one end of tying up the electric wire with iron wire or steel wire is as the pull wire, and the spool is passed earlier to the free end of iron wire or steel wire, then pulls the electric wire into in the spool again, adopts the corner that this kind of artifical mode back electric wire can pass the spool, nevertheless consumes manpower and work efficiency low, and iron wire or steel wire still are difficult to pass whole spool under the spool circumstances of complicacy simultaneously, can't pass even.
In order to solve the problems, an automatic threading machine appears in the market, and comprises two rolling wheels which are mutually abutted and arranged side by side and a sleeve positioned between the two rolling wheels, wherein the two rolling wheels are in transmission connection with a driving motor, the rolling wheels are driven to roll by the driving motor, and the purpose of putting or pulling a lead is achieved by a forward and reverse rotating motor.
However, the paying-off speed of the rolling wheel is inconsistent with that of the rolling wheel, and the paying-off speed of the rolling wheel is greater than that of the roller, so that the problem of cable redundancy caused by asynchronism in paying-off is solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic threading machine aims at solving the despooling time asynchronous problem that produces the cable redundancy.
The utility model discloses a realize like this, an automatic threading machine, include:
a frame;
a drive motor mounted on the frame;
the pay-off device is arranged on the rack and driven by the driving motor;
the winding wheel is rotatably arranged on the rack and driven by the driving motor to rotate so as to pay off or take up wires;
a ratchet wheel wound with a cable, the ratchet wheel and the winding wheel being coaxial and relatively rotatable;
the pawl is mounted on the winding wheel, is meshed with the ratchet wheel, and has an end facing the direction opposite to the unwinding direction of the winding wheel;
and the elastic piece provides a holding force for the pawl to be meshed with the ratchet wheel.
Further, the toothed surface of the ratchet wheel is provided on an inner edge of the ratchet wheel.
Furthermore, a first positioning column for mounting the pawl is arranged on the winding wheel.
Furthermore, the elastic part is a torsion spring, a second positioning column is arranged on the winding wheel, a baffle is arranged beside the second positioning column, one end of the torsion spring abuts against the pawl, and the other end of the torsion spring abuts against the baffle.
Furthermore, an output shaft of the driving motor is provided with a driving gear, and the outer edge of the winding wheel is provided with ring teeth meshed with the driving gear.
Furthermore, the pay-off device comprises a driving pay-off wheel and a driven pay-off wheel which are rotatably mounted on the rack, the driving pay-off wheel and the driven pay-off wheel are arranged side by side, and a gap for a cable to pass through is reserved between the driving pay-off wheel and the driven pay-off wheel.
Furthermore, a first driven gear which synchronously rotates is arranged on the driving pay-off wheel, a second moving gear is arranged between the first driven gear and the driving gear, and the second moving gear is respectively meshed with the first driven gear and the driving gear.
Furthermore, the automatic threading machine further comprises an adjusting device for adjusting a gap between the driving pay-off wheel and the driven pay-off wheel.
Further, adjusting device includes that the tip sets up the screwed regulation pole and cover and establishes the epaxial axle sleeve of rotation of driven actinobacillus wheel, outwards extend threaded hole on the circumference of axle sleeve, be provided with the via hole in the frame, the other end of adjusting the pole is provided with the regulation handle, it passes behind the via hole with the screw hole spiro union of axle sleeve.
Furthermore, the winding wheel comprises an upper shell and a lower shell, wherein convex rings are arranged on two sides of the machine frame, annular grooves are formed in the upper shell and the lower shell, and the annular grooves are clamped on the convex rings.
The embodiment of the utility model discloses through setting up ratchet and pawl, twine the cable on the ratchet, when the unwrapping wire appears the cable redundancy, the winding wheel continues to rotate, the ratchet does not rotate, also does not unwrapping wire, wait after the pay-off device has put the redundant cable, under the drive of winding wheel and cable, the ratchet rotates the unwrapping wire once more, thereby eliminate because of the asynchronous problem that produces the cable redundancy of unwrapping wire; when the wire is wound, the ratchet wheel and the winding wheel rotate synchronously under the action of the pawl, so that the wire is wound.
Drawings
FIG. 1 is a perspective view of the automatic threader provided by the present invention;
FIG. 2 is a plan view of the automatic threader of the present invention during thread releasing;
FIG. 3 is a plan view of the internal structure of FIG. 2;
FIG. 4 is an enlarged schematic view of section A of FIG. 3;
FIG. 5 is a perspective view of FIG. 3;
FIG. 6 is a plan view of the automatic threader of the present invention during winding;
FIG. 7 is a plan view of the internal structure of FIG. 6;
FIG. 8 is an assembled structural view of the pay-off device and the adjusting device;
fig. 9 is an exploded view of the frame and reel.
In the figure, 1, a frame; 11. a main support; 111. a via hole; 112. a convex ring; 12. an upper cover of the handle; 121. a shaft hole; 122. a chute; 13. a handle lower cover; 2. a drive motor; 3. a driving gear; 4. a pay-off device; 41. a driving paying-off wheel; 42. a driven paying-off wheel; 5. a first driven gear; 6. a second driven gear; 7. a winding wheel; 71. ring teeth; 72. a first positioning post; 73. a second positioning column; 74. a baffle plate; 75. a ring groove; 81. a ratchet wheel; 82. a pawl; 83. an elastic member; 9. an adjustment device; 91. adjusting a rod; 911. adjusting the handle; 92. a shaft sleeve; 921. a socket joint part; 922. a position avoiding part; 923. a threaded portion.
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.
The embodiment of the utility model provides an including: a ratchet wheel wound with a cable, the ratchet wheel and the winding wheel being coaxial and relatively rotatable; the pawl is mounted on the winding wheel, is meshed with the ratchet wheel, and has an end facing the direction opposite to the unwinding direction of the winding wheel; and the elastic piece provides a holding force for the pawl to be meshed with the ratchet wheel. The embodiment of the utility model discloses through setting up ratchet and pawl, twine the cable on the ratchet, when the unwrapping wire appears the cable redundancy, the winding wheel continues to rotate, the ratchet does not rotate, also does not unwrapping wire, wait after the pay-off device has put the redundant cable, under the drive of winding wheel and cable, the ratchet rotates the unwrapping wire once more, thereby eliminate because of the asynchronous problem that produces the cable redundancy of unwrapping wire; when the wire is wound, the ratchet wheel and the winding wheel rotate synchronously under the action of the pawl, so that the wire is wound.
Example one
As shown in fig. 1-5, the utility model provides an automatic threading machine, include:
a frame 1;
a driving motor 2 mounted on the frame 1;
a pay-off device 4 mounted on the frame 1, the pay-off device 4 being driven by the drive motor 2;
a winding wheel 7 rotatably mounted on the frame 1, wherein the winding wheel 7 is driven by the driving motor 2 to rotate so as to pay off or take up wires;
a ratchet 81 for winding the cable, the ratchet 81 being coaxial with the reel 7 and being relatively rotatable;
a pawl 82 mounted on the reel 7, wherein the pawl 82 is engaged with the ratchet wheel 81, and the end of the pawl 82 faces to the direction opposite to the paying-off direction of the reel 7;
and an elastic member 83 for providing a holding force for the pawl 82 to engage with the ratchet 81.
Specifically, the elastic member 83 may be a spring or a torsion spring, an inner ring is disposed in the winding wheel 7, the ratchet 81 is sleeved on the inner ring and can rotate relative to the winding wheel 7, and the ratchet 81 is used for winding a cable.
For convenience of description, the embodiments of the present invention are illustrated with the directions of the drawings as examples. The counterclockwise direction and the clockwise direction in the embodiments may be adjusted according to the winding direction of the cable, and are not limited thereto.
As shown in fig. 3, when paying off, the paying off device 4 pays off, pulls the cable, the winding wheel 7 rotates counterclockwise, the rotation of the winding wheel 7 and the pulling force of the cable jointly act to drive the ratchet wheel 81 to rotate, and because the end of the pawl 82 faces the direction opposite to the paying off direction of the winding wheel 7, when the cable between the paying off device 4 and the winding wheel 7 is redundant, the pulling force of the cable does not act on the ratchet wheel 81, the pawl 82 also does not act on the ratchet wheel 81, the ratchet wheel 81 does not rotate, at this time, the ratchet wheel 81 and the winding wheel 7 are coaxial and can rotate relatively, the winding wheel 7 can continue to rotate, the paying off device 4 continues paying off, and when the cable redundancy is cleared, the pulling force of the cable acts on the ratchet wheel 81 to rotate the ratchet wheel 81, and the winding wheel 7 rotates, so that the paying off acting force of the. When the wire is wound, under the action of the pawl 82, the ratchet 81 and the winding wheel 7 synchronously rotate along the clockwise direction, so that the wire winding is realized.
Therefore, when the cable between the pay-off device 4 and the winding wheel 7 is redundant during paying off, the ratchet wheel 81 and the winding wheel 7 are coaxial and can rotate relatively, at the moment, the winding wheel 7 can idle, the ratchet wheel 81 does not rotate and pay off, the redundant cable is paid off by the pay-off device 4, when the redundant cable is not available, the cable is straightened, the winding wheel 7 and the cable pull the ratchet wheel 81 to rotate, and the ratchet wheel 81 rotates again to pay off; when the wire is wound, under the action of the pawl 82, the ratchet 81 and the winding wheel 7 synchronously rotate along the clockwise direction, so that the wire winding is realized.
Of course, the pawls 82 may be provided in plural, and when the reel 7 is rotated counterclockwise to reel out the wire, the ends of the plural pawls 82 face clockwise. When the reel 7 and the cable pulling ratchet 81 are rotated by providing the plurality of pawls 82, the plurality of pawls 82 apply force from a plurality of positions, and the ratchet 81 rotates more smoothly.
According to the embodiment of the utility model, the ratchet 81 and the pawl 82 are arranged, the cable is wound on the ratchet 81, when the redundant cable is paid off, the winding wheel 7 continues to rotate, the ratchet 81 does not rotate, the cable is not paid off, after the paying-off device 4 finishes paying off the redundant cable, the ratchet 81 rotates for paying off again under the driving of the winding wheel 7 and the cable, and therefore the problem of cable redundancy caused by asynchronous paying-off is solved; when the wire is wound, under the action of the pawl 82, the ratchet 81 and the winding wheel 7 rotate synchronously to realize the wire winding.
Example two
In an alternative embodiment of the present invention, as shown in fig. 3, 5 and 9, the tooth-shaped surface of the ratchet 81 is disposed on the inner edge of the ratchet 81.
The pawl 82 is meshed with the ratchet 81 on the inner edge, so that the outer edge of the ratchet 81 can be free, a larger space for winding the cable can be provided, and the cable can be prevented from winding on the tooth-shaped surface of the ratchet 81 in the winding process to influence the meshing of the pawl 82 and the ratchet 81.
EXAMPLE III
As shown in fig. 3, 4, 5 and 9, in an alternative embodiment of the present invention, the reel 7 is provided with a first positioning column 72 for mounting the pawl 82.
The pawl 82 is provided with a mounting hole, the pawl 82 is sleeved on the first positioning column 72 and can rotate, in order to enable the pawl 82 to be difficult to fall off from the first positioning column 72, the diameter of the first positioning column 72 can be close to that of the mounting hole, and transition fit is adopted, so that small friction force is generated between the first positioning column 72 and the mounting hole, and the pawl 82 cannot easily fall off from the first positioning column 72.
Example four
As shown in fig. 3, 4, 5, and 9, in an optional embodiment of the present invention, the elastic member 83 is a torsion spring, the second positioning column 73 for installing the torsion spring is disposed on the winding wheel 7, a baffle 74 is further disposed beside the second positioning column 73, one end of the torsion spring abuts against the pawl 82, and the other end of the torsion spring abuts against the baffle 74. The torsion spring biases the pawl 82 to maintain the pawl 82 in engagement with the ratchet 81.
The torsion spring and the second positioning column 73 are in transition fit or interference fit, so that a large friction force is generated between the torsion spring and the second positioning column 73, and the torsion spring cannot easily fall off from the second positioning column 73.
EXAMPLE five
As shown in fig. 5, in an alternative embodiment of the present invention, the output shaft of the driving motor 2 is provided with a driving gear 3, and the outer edge of the winding wheel 7 is provided with a ring gear 71 engaged with the driving gear 3.
The rotation of the driving gear 3 is driven by the rotation of the output shaft of the driving motor 2, so that the winding wheel 7 is driven to rotate. The meshing between the gears is reliable and stable, and the synchronism is good. As shown in fig. 3 and 7, when the driving gear 3 rotates clockwise, the winding wheel 7 rotates counterclockwise to pay off, and when the driving gear 3 rotates counterclockwise, the winding wheel 7 rotates clockwise to take up wire. Of course, the reverse is also possible, for example, the driving gear 3 rotates counterclockwise to pay out, and rotates clockwise to take up, which is not limited herein. In a word, the wire winding and the wire releasing are realized through the positive rotation and the negative rotation of the driving motor 2.
Of course, the drive motor 2 and the winding wheel 7 can also be driven by a belt drive, a chain drive or the like.
EXAMPLE six
As shown in fig. 3 and 8, in an optional embodiment of the present invention, the paying-off device 4 includes a driving paying-off wheel 41 and a driven paying-off wheel 42 rotatably installed on the frame 1, the driving paying-off wheel 41 and the driven paying-off wheel 42 are arranged side by side, and a gap for a cable to pass through is left between them.
The driving payout roller 41 is driven by the driving motor 2 to rotate, and the driven payout roller 42 is driven by the driving payout roller 41 and the cable to rotate. The gap between the driving paying-off wheel 41 and the driven paying-off wheel 42 is slightly larger than the diameter of the cable, the cable penetrates through the gap between the driving paying-off wheel 41 and the driven paying-off wheel 42, friction force exists between the cable and the driving paying-off wheel 41 and between the cable and the driven paying-off wheel 42, and when the driving paying-off wheel 41 rotates, the cable can be driven to move and the driven paying-off wheel 42 rotates, so that paying-off is achieved.
EXAMPLE seven
As shown in fig. 3, in an optional embodiment of the present invention, a first driven gear 5 which rotates synchronously is disposed on the driving paying-off wheel 41, a second moving gear is disposed between the first driven gear 5 and the driving gear 3, and the second moving gear is engaged with the first driven gear 5 and the driving gear 3 respectively.
The rotation of the output shaft of the driving motor 2 drives the driving gear 3 to rotate, so as to drive the second driven gear to rotate, and further drive the first driven gear 5 and the driving paying-off wheel 41 to rotate. The meshing between the gears is reliable and stable, and the synchronism is good. As shown in fig. 3 and 7, when the driving gear 3 rotates clockwise, the driving payout wheel 41 rotates clockwise, and for paying off, when the driving gear 3 rotates counterclockwise, the driving payout wheel 41 rotates counterclockwise, and for taking up. Of course, the reverse is also possible, for example, the driving gear 3 rotates counterclockwise to pay out, and rotates clockwise to take up, which is not limited herein. In a word, the wire winding and the wire releasing are realized through the positive rotation and the negative rotation of the driving motor 2.
Of course, the driving motor 2 and the driving paying-off wheel 41 can also be driven by a belt drive, a chain drive, etc.
Example eight
As shown in fig. 3 and 8, in an optional embodiment of the present invention, the automatic threading machine further includes an adjusting device 9 for adjusting a gap between the driving paying-off wheel 41 and the driven paying-off wheel 42.
The adjusting device 9 is used for adjusting the size of a gap between the driving paying-off wheel 41 and the driven paying-off wheel 42, so that the friction force between the cable and the driving paying-off wheel 41 and the driven paying-off wheel 42 is adjusted, and the smoothness of the movement of the cable during the wire reeling-off or the wire unreeling is adjusted. The size of the gap between the driving pay-off wheel 41 and the driven pay-off wheel 42 can be adjusted, so that cables with different wire diameters can be used by the automatic threading machine.
Example nine
As shown in fig. 8, in an optional embodiment of the present invention, the adjusting device 9 includes an adjusting rod 91 whose end is provided with a thread and whose sleeve is provided on the rotating shaft sleeve 92 of the driven paying-off wheel 42, a threaded hole extends outwards on the circumference of the shaft sleeve 92, a via hole 111 is provided on the frame 1, the other end of the adjusting rod 91 is provided with an adjusting handle 911, and the adjusting rod 91 passes through the via hole 111 and then is screwed with the threaded hole of the shaft sleeve 92.
Specifically, axle sleeve 92 includes cup joint portion 921, keeps away position portion 922 and screw portion 923, and the cover joint portion 921 is established in driven actinobacillus wheel 42's pivot, keeps away position portion 922 connection portion 921 and screw portion 923, and can avoid the pivot of initiative actinobacillus wheel 41, and the screw hole setting is at screw portion 923, with adjusting pole 91 spiro union.
Adjust pole 91 one end and be provided with the screw thread, with the screw hole spiro union of axle sleeve 92, the other end is provided with adjusts handle 911, adjusts the overall dimension of handle 911 and is greater than the size of via hole 111, adjusts handle 911 through rotating, can adjust the position of driven actinobacillus wheel 42, and then adjusts the size in gap between initiative actinobacillus wheel 41 and the driven actinobacillus wheel 42.
Example ten
As shown in fig. 9, in an alternative embodiment of the present invention, the winding wheel 7 comprises an upper shell and a lower shell, the two sides of the frame 1 are provided with protruding rings 112, the upper shell and the lower shell are provided with ring grooves 75, and the ring grooves 75 are clamped on the protruding rings 112.
In this embodiment, epitheca and inferior valve are symmetrical structure, and epitheca and inferior valve can be the same part of the same structure, reduce the part kind. The convex rings 112 on both sides of the frame 1 can also be arranged symmetrically. The convex ring 112 may be a complete circular ring or may be an interrupted approximate circular ring structure. The structure of annular groove 75 and bulge loop 112's structure looks adaptation, cooperation each other, bulge loop 112's thickness can slightly be lighter than the width of annular groove 75, when making bulge loop 112 and the cooperation of annular groove 75, has a small amount of clearances, makes the winding wheel 7 rotatable when installing in frame 1 to, bulge loop 112 is equivalent to the pivot, uses bulge loop 112, has used the pivot that the diameter is big mutually in other words, enables winding wheel 7 and rotates more steadily.
EXAMPLE eleven
As shown in fig. 1-7, the utility model provides an automatic threading machine, include:
the device comprises a machine frame 1, wherein a shaft hole 121 and a sliding groove 122 communicated with the shaft hole 121 are formed in the machine frame 1;
a driving motor 2 arranged on the frame 1, wherein a driving gear 3 is arranged on an output shaft of the driving motor 2;
a winding wheel 7 rotatably mounted on the frame 1, wherein the winding wheel 7 is driven by the driving motor 2 to rotate;
a pay-off device 4 mounted on the frame 1;
a first driven gear 5 for driving the pay-off device 4 to pay off;
a second driven gear 6 engaged with the drive gear 3;
when paying off, the rotating shaft of the second driven gear 6 is arranged in the shaft hole 121, and the second driven gear 6 is meshed with the first driven gear 5;
when the wire is wound, under the driving of the driving gear 3, the rotating shaft of the second driven gear 6 slides to the chute 122, and the second driven gear 6 and the first driven gear 5 are gradually separated.
The meshing between the gears is reliable and stable, and the synchronism is good.
For convenience of description, the embodiment of the present invention is exemplified by the direction shown in the drawings. The counterclockwise direction and the clockwise direction in the embodiments may be adjusted according to the winding direction of the cable, and are not limited thereto.
As shown in fig. 3, the driving gear 3 rotates clockwise under the driving of the driving motor 2, the winding wheel 7 rotates counterclockwise under the action of the driving gear 3, the second driven gear 6 is held in the shaft hole 121, and rotates counterclockwise to drive the first driven gear 5 to rotate clockwise, and at this time, the pay-off device 4 pays off.
As shown in fig. 7, under the driving of the driving motor 2, the driving gear 3 rotates counterclockwise, the winding wheel 7 rotates clockwise under the action of the driving gear 3, the winding wheel 7 winds up the wire, the second driven gear 6 slides into the sliding groove 122 in the rotating process and is gradually separated from the first driven gear 5, at this time, the first driven gear 5 does not rotate, and the paying-off device 4 does not work. Therefore, only the winding wheel 7 works independently when the wire is wound.
The embodiment of the utility model provides a through setting up the spout 122 that is linked together with shaft hole 121, during the unwrapping wire, second driven gear 6's pivot sets up in shaft hole 121, second driven gear 6 with first driven gear 5 meshes, and then the drive pay-off 4 unwrapping wires, when receiving the line the drive of driving gear 3 is down, second driven gear 6's pivot slides to spout 122, second driven gear 6 with first driven gear 5 separates gradually, independently receives the line by reel 7, has avoided producing the emergence of the problem of dragging the cable each other because of the rate nonconformity that pay-off 4 and reel 7 received the line simultaneously and produced, has consequently avoided the emergence of the problem that the cable dragged when receiving the line.
Example twelve
As shown in fig. 2 and 6, in an optional embodiment of the present invention, the central line of the chute 122 is arc-shaped, and the axis of the output shaft of the driving motor 2 is used as a circle center.
In this embodiment, the second driven gear 6 can be rotated about the axis of the output shaft of the driving motor 2, so that the second driven gear 6 and the driving gear 3 can be kept engaged with each other, and the driving gear 3 can smoothly push the rotating shaft of the second driven gear 6 into the shaft hole 121 during the unwinding.
EXAMPLE thirteen
As shown in fig. 2 and 6, in an alternative embodiment of the present invention, the width of the sliding groove 122 is equal to the diameter of the shaft hole 121.
Example fourteen
As shown in fig. 9, in an alternative embodiment of the present invention, the frame 1 includes a main support 11, an upper handle cover 12 and a lower handle cover 13, the driving motor 2 and the winding wheel 7 are mounted on the main support 11, and the shaft hole 121 and the sliding groove 122 are disposed on the upper handle cover 12. In the present invention, the shaft hole 121 and the sliding groove 122 can also be disposed on the handle lower cover 13. The main support 11 is a main body support of the automatic threader and is used for bearing gravity and mounting various parts. The handle upper cover 12 and the handle lower cover 13 are used to cover the gears, the motor, and the like.
The embodiment of the utility model discloses through setting up ratchet and pawl, twine the cable on the ratchet, when the unwrapping wire appears the cable redundancy, the winding wheel continues to rotate, the ratchet does not rotate, also does not unwrapping wire, wait after the pay-off device has put the redundant cable, under the drive of winding wheel and cable, the ratchet rotates the unwrapping wire once more, thereby eliminate because of the asynchronous problem that produces the cable redundancy of unwrapping wire; when the wire is wound, the ratchet wheel and the winding wheel rotate synchronously under the action of the pawl, so that the wire is wound. The pawl is meshed with the ratchet wheel on the inner edge, so that the outer edge of the ratchet wheel can be left, a larger space for winding the cable is provided, and the cable can be prevented from being wound on the tooth-shaped surface of the ratchet wheel in the winding process to influence the meshing of the pawl and the ratchet wheel. Adjusting device is used for adjusting the size in gap between initiative actinobacillus wheel and the driven actinobacillus wheel to the frictional force between adjustment cable and initiative actinobacillus wheel and the driven actinobacillus wheel, thereby the smooth degree that the cable removed when adjusting receipts or unwrapping wire. The size of the gap between the driving paying-off wheel and the driven paying-off wheel can be adjusted, so that the automatic threading machine can use cables with different wire diameters.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An automatic threader, comprising:
a frame;
a drive motor mounted on the frame;
the pay-off device is arranged on the rack and driven by the driving motor;
the winding wheel is rotatably arranged on the rack and driven by the driving motor to rotate so as to pay off or take up wires;
a ratchet wheel wound with a cable, the ratchet wheel and the winding wheel being coaxial and relatively rotatable;
the pawl is mounted on the winding wheel, is meshed with the ratchet wheel, and has an end facing the direction opposite to the unwinding direction of the winding wheel;
and the elastic piece provides a holding force for the pawl to be meshed with the ratchet wheel.
2. The automatic threader of claim 1 wherein the toothed surface of the ratchet wheel is disposed on an inner edge of the ratchet wheel.
3. The automatic threader of claim 1 wherein the reel has a first positioning post disposed thereon for mounting the pawl.
4. The automatic threading machine of claim 3, wherein the elastic member is a torsion spring, a second positioning column is disposed on the winding wheel for mounting the torsion spring, a baffle is disposed beside the second positioning column, and one end of the torsion spring abuts against the pawl and the other end abuts against the baffle.
5. The automatic threader of any one of claims 1 to 4, wherein an output shaft of the drive motor is provided with a drive gear, and an outer periphery of the reel is provided with a ring gear engaged with the drive gear.
6. The automatic threader of claim 5 wherein the payout device comprises a drive payout wheel and a driven payout wheel rotatably mounted on the frame, the drive payout wheel and the driven payout wheel being positioned side-by-side with a gap therebetween for the cable to pass through.
7. The automatic threading machine of claim 6 wherein the driving payout wheel is provided with a first driven gear rotating synchronously, a second driven gear is provided between the first driven gear and the driving gear, and the second driven gear is engaged with the first driven gear and the driving gear respectively.
8. The automatic threader of claim 6 further comprising an adjustment device to adjust a gap between the driving payout wheel and the driven payout wheel.
9. The automatic threading machine of claim 8, wherein the adjusting device comprises an adjusting rod with a thread at an end and a shaft sleeve sleeved on a rotating shaft of the driven paying-off wheel, a threaded hole extends outwards from the circumference of the shaft sleeve, a through hole is formed in the rack, an adjusting handle is arranged at the other end of the adjusting rod, and the adjusting rod is in threaded connection with the threaded hole of the shaft sleeve after passing through the through hole.
10. The automatic threader of any one of claims 1 to 4, wherein the reel comprises an upper shell and a lower shell, the frame is provided with a protruding ring at both sides, and the upper shell and the lower shell are provided with a ring groove, and the ring groove is clamped on the protruding ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021274058.2U CN213356562U (en) | 2020-07-02 | 2020-07-02 | Automatic threading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021274058.2U CN213356562U (en) | 2020-07-02 | 2020-07-02 | Automatic threading machine |
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| Publication Number | Publication Date |
|---|---|
| CN213356562U true CN213356562U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021274058.2U Active CN213356562U (en) | 2020-07-02 | 2020-07-02 | Automatic threading machine |
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| CN (1) | CN213356562U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116942234A (en) * | 2023-09-20 | 2023-10-27 | 泓欣科创(北京)科技有限公司 | Tension controller for automatic wire winding |
-
2020
- 2020-07-02 CN CN202021274058.2U patent/CN213356562U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116942234A (en) * | 2023-09-20 | 2023-10-27 | 泓欣科创(北京)科技有限公司 | Tension controller for automatic wire winding |
| CN116942234B (en) * | 2023-09-20 | 2023-12-19 | 泓欣科创(北京)科技有限公司 | Tension controller for automatic wire winding |
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