Machine head assembly of pile cutting and looping equipment

Abstract

The utility model provides a machine head assembly of pile cutting and looping equipment. The machine head assembly comprises a supporting plate, a rotating sleeve, a conductive sliding ring, a servo motor, a transmission assembly, a wire conduit and a machine head assembly. Two supports which are vertically arranged at intervals are fixed to the front side of the supporting plate, the rotating sleeve is arranged between the two supports, and the upper end and the lower end of the rotating sleeve are rotationally connected with one support respectively; the servo motor is fixed to the front side of the supporting plate, and the rotating sleeve is in transmission connection with the servo motor through the transmission assembly. The machine head assembly is coaxially fixed at the lower end of the rotating sleeve; an outer ring in the conductive slip ring is fixed to the supporting plate, the upper end of the rotating sleeve is fixed to an inner ring of the conductive slip ring, a connecting wire in the machine head assembly penetrates through the rotating sleeve and then is electrically connected with the inner ring of the conductive slip ring, and the lower end of the wire tube coaxially penetrates through the conductive slip ring and the rotating sleeve, then extends into the machine head assembly and is connected with the machine head assembly. The orientation of the machine head assembly in the knitting wool planting machine can be adaptively adjusted according to the knitting wool planting direction.

Description

Technical Field

[0001] The utility model relates to the technical field of cut pile and loop pile equipment, in particular to a head assembly of cut pile and loop pile equipment. Background Art

[0002] The cut pile loop pile equipment is a device used to root the pile yarn into the base cloth. In the process of rooting the pile yarn into the base cloth, the cut pile loop pile equipment currently on the market relies on the head component in the head assembly of the cut pile loop pile equipment to root the pile yarn into the base cloth; however, in the cut pile loop pile equipment currently on the market, in the process of the head component rooting the pile yarn into the base cloth, the direction of the head component cannot be adaptively adjusted according to the rooting direction of the pile yarn, thereby resulting in the disadvantage of poor rooting quality of the pile yarn. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a head assembly of a pile loop cutting device, the orientation of the head assembly inside the equipment can be adaptively adjusted according to the rooting direction of the pile yarn, thereby improving the rooting quality of the pile yarn and improving the firmness of the pile yarn and the base cloth after rooting.

[0004] The utility model provides a head assembly of a pile loop cutting device, comprising a support plate, a rotating sleeve, a conductive slip ring, a servo motor, a transmission component, a wire tube for wool thread to pass through, and a head assembly for rooting the wool thread into a base cloth; two brackets arranged at vertical intervals are fixed on the front side of the support plate, the rotating sleeve is arranged between the two brackets, and the upper and lower ends of the rotating sleeve are respectively rotatably connected with one of the brackets; the servo motor is fixed on the front side of the support plate and is used to drive the rotating sleeve to rotate, and the rotating sleeve is transmission-connected to the servo motor through the transmission component; the head assembly is coaxially fixed to the lower end of the rotating sleeve; the outer ring in the conductive slip ring is fixed to the support plate, the upper end of the rotating sleeve is fixed to the inner ring of the conductive slip ring, the connecting wire in the head assembly passes through the rotating sleeve and is electrically connected to the inner ring of the conductive slip ring, and the lower end of the wire tube coaxially passes through the conductive slip ring and the rotating sleeve and then extends to the head assembly and is connected to the head assembly.

[0005] After the utility model adopts the above structure, when the rooting direction of the wool thread changes, the servo motor can drive the rotating sleeve and the head assembly to rotate through the transmission assembly, so that the front side of the head assembly can always face the rooting direction of the wool thread, that is, the direction of the head assembly can be adaptively adjusted according to the rooting direction of the wool thread, thereby improving the rooting quality of the wool thread and improving the firmness of the wool thread and the base cloth after rooting.

[0006] In a possible implementation, the transmission assembly includes a driving pulley, a transmission belt and a driven pulley; the driving pulley is coaxially fixed on the output shaft of the servo motor, the driven pulley is coaxially sleeved on the outside of the rotating sleeve and fixed to the rotating sleeve, and the transmission belt is sleeved on the driving pulley and the driven pulley; by adopting this transmission assembly, when the servo motor drives the driving pulley to rotate, under the action of the transmission belt, it can drive the driven pulley to rotate, and the driven pulley can drive the rotating sleeve to rotate, so that the servo motor can reliably drive the rotating sleeve to rotate.

[0007] In a possible embodiment, the head assembly includes a support sleeve, a support disk, scissors, a needle, a driving mechanism and two sliders; the upper end of the support sleeve is coaxially fixed with the lower end of the rotating sleeve; the support disk is located below the support sleeve and fixed to the support sleeve, the wire tube is passed through the support sleeve and the support disk, the two sliders are horizontally spaced and distributed and both sliders are vertically slidably connected between the support sleeve and the support disk, the driving mechanism is connected to the support sleeve and is used to drive the two sliders to alternately slide back and forth vertically, the connecting wire of the driving mechanism passes through the rotating sleeve and is electrically connected to the inner ring of the conductive slip ring, the upper end of the needle is fixed to one of the sliders, and a through hole is provided on the needle for the wool thread from the wire tube to pass through, a guide frame is fixed on the support disk, the scissors are vertically slidably connected to the guide frame, and the other ends of the scissors are connected to the guide frame. One of the rotating arms is fixed to the inner side of the other slider, and a protrusion is provided on the side wall of the guide frame. When the slider drives the scissors to move downward, the protrusion is used to squeeze the other rotating arm of the scissors inward to close the scissors and make the scissors cut the wool thread between the base cloth and the needle. A presser foot for pressing the base cloth is also fixed to the lower end of the support plate. After adopting this head assembly, it drives the two sliders to slide vertically alternately through a single driving mechanism, so that the needle and the scissors move vertically alternately, thereby simplifying the structure of the head assembly, so as to facilitate the production and manufacturing of the head assembly. In addition, adopting a single driving mechanism to drive the movement of the needle and the scissors can facilitate the driving of the needle and the scissors, and has the advantage of high synchronization of the movement of the needle and the scissors.

[0008] In a possible embodiment, four guide rods are arranged between the support plate and the support sleeve and are distributed at circumferential intervals, the upper end of each guide rod is fixed to the lower end of the support sleeve, and the lower end of each guide rod is fixed to the upper end of the support plate; one of the sliders can be vertically slidably mounted on two of the guide rods, and the other slider can be vertically slidably mounted on the other two guide rods; after adopting this structure, since the upper end of each guide rod is fixed to the lower end of the support sleeve, and the lower end of each guide rod is fixed to the upper end of the support plate, the support plate can be reliably fixed under the support sleeve; in addition, since one of the sliders can be vertically slidably mounted on two of the guide rods, and the other slider can be vertically slidably mounted on the other two guide rods, the two sliders can be reliably vertically slidably connected between the support sleeve and the support plate.

[0009] In a possible implementation, the driving mechanism includes a driving motor, a rotating shaft, two connecting rods and two transmission rods; the driving motor is fixed on the supporting sleeve, the connecting wire of the driving motor passes through the rotating sleeve and is electrically connected to the inner ring of the conductive slip ring, the rotating shaft is horizontally inserted in the supporting sleeve and is rotatably connected to the supporting sleeve, the middle part of the rotating shaft is transmission-connected to the output shaft of the driving motor through a bevel gear set, one end of each connecting rod is respectively fixed to one end of the rotating shaft, the two connecting rods are centrally symmetrically arranged relative to the rotating shaft, and one end of each transmission rod is respectively rotatably connected to the outer wall of one of the sliders The other end of each transmission rod is rotationally connected with the other end of the connecting rod on the corresponding side; by adopting this driving mechanism, when the driving motor is working, the driving motor can reliably drive the rotating shaft to rotate through the bevel gear set. Since one end of each connecting rod is respectively fixed to one end of the rotating shaft, and the two connecting rods are centrally symmetrically arranged relative to the rotating shaft, the angle difference between the two connecting rods can be kept at 180 degrees. Therefore, when the two connecting rods drive the two sliders to slide via the two transmission rods, the two sliders can slide vertically back and forth alternately.

[0010] In a possible embodiment, the driving mechanism also includes an encoder and a controller; the encoder is fixed on the support sleeve, the encoder is coaxially connected to the output shaft of the driving motor, and the driving motor and the encoder are electrically connected to the controller through a conductive slip ring; through the setting of the encoder, under the action of the encoder, when the driving motor needs to stop rotating, the controller can control the driving motor to stop after each rotation to a specific angle, so that the driving motor stops working after the needle moves to the bottom, so that the staff can pass the wool thread through the through hole on the needle. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0012] Figure 2 This is the first three-dimensional structural schematic diagram of the utility model after removing some structures;

[0013] Figure 3 for Figure 2 The schematic diagram of the structure after the enlargement of A in the middle;

[0014] Figure 4 This is a second three-dimensional structural schematic diagram of the utility model after removing some structures;

[0015] Figure 5 This is a third three-dimensional structural schematic diagram of the utility model after removing some structures. DETAILED DESCRIPTION

[0016] First, those skilled in the art should understand that these implementations are only used to explain the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can make adjustments to them as needed to adapt to specific application scenarios.

[0017] In the description of the embodiments of the present application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0018] In the embodiments of the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0019] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0020] See also Figure 1-5As shown, the embodiment of the present application discloses a head assembly of a pile loop cutting device, comprising a support plate 1, a rotating sleeve 2, a conductive slip ring 3, a servo motor 4, a transmission assembly, a wire tube 5 for passing the wool thread, and a head assembly for rooting the wool thread into the base cloth; two brackets 6 arranged vertically at intervals are fixed on the front side of the support plate 1, the rotating sleeve 2 is arranged between the two brackets 6, and the upper and lower ends of the rotating sleeve 2 are respectively rotatably connected to one of the brackets 6; the servo motor 4 is fixed to the front side of the support plate 1 and is used to drive the rotating sleeve 2 to rotate, and the rotating sleeve 2 is transmission-connected to the servo motor 4 through the transmission assembly; the head assembly is coaxially fixed to the lower end of the rotating sleeve 2; the outer ring of the conductive slip ring 3 is fixed to the support plate 1, the upper end of the rotating sleeve 2 is fixed to the inner ring of the conductive slip ring 3, the connecting wire in the head assembly passes through the rotating sleeve 2 and is electrically connected to the inner ring of the conductive slip ring 3, and the lower end of the wire tube 5 coaxially passes through the conductive slip ring 3 and the rotating sleeve 2 and then extends into the head assembly and is connected to the head assembly.

[0021] The transmission assembly includes a driving pulley 71, a transmission belt 72 and a driven pulley 73; the driving pulley 71 is coaxially fixed on the output shaft of the servo motor 4, the driven pulley 73 is coaxially sleeved on the outside of the rotating sleeve 2 and fixed to the rotating sleeve 2, and the transmission belt 72 is sleeved on the driving pulley 71 and the driven pulley 73; by adopting this transmission assembly, when the servo motor drives the driving pulley to rotate, under the action of the transmission belt, it can drive the driven pulley to rotate, and the driven pulley can drive the rotating sleeve to rotate, so that the servo motor can reliably drive the rotating sleeve to rotate.

[0022] The head assembly includes a support sleeve 81, a support disk 82, scissors 83, a needle 84, a driving mechanism and two sliders 85; the upper end of the support sleeve 81 is coaxially fixed with the lower end of the rotating sleeve 2; the support disk 82 is located below the support sleeve 81 and is fixed to the support sleeve 81, the wire tube 5 is inserted into the support sleeve 81 and the support disk 82, the two sliders 85 are horizontally spaced and distributed, and the two sliders 85 are vertically slidably connected between the support sleeve 81 and the support disk 82, the driving mechanism is connected to the support sleeve 81 and is used to drive the two sliders 85 to slide back and forth alternately vertically, the connecting wire of the driving mechanism passes through the rotating sleeve 2 and is electrically connected to the inner ring of the conductive slip ring 3, the upper end of the needle 84 is fixed to one of the sliders 85, and the needle 84 is provided with a through hole 841 for the wool thread from the wire tube 5 to pass through, a guide frame 86 is fixed on the support disk 82, and the scissors 83 are vertically slidably connected to the guide frame On 86, one of the rotating arms of the scissors 83 is fixed to the inner side of the other slider 85, and a protrusion 861 is provided on the side wall of the guide frame 86. When the slider 85 drives the scissors 83 to move downward, the protrusion 861 is used to squeeze the other rotating arm of the scissors 83 inward to close the scissors 83 and make the scissors 83 cut the wool thread between the base cloth and the needle 84. The lower end of the support plate 82 is also fixed with a presser foot 87 for pressing the base cloth. After adopting this head assembly, it drives the two sliders to slide back and forth alternately vertically through a single driving mechanism, so that the needle and the scissors can reciprocate vertically alternately, thereby simplifying the structure of the head assembly, so as to facilitate the production and manufacturing of the head assembly. In addition, adopting a single driving mechanism to drive the movement of the needle and the scissors can facilitate the drive of the needle and the scissors, and has the advantage of high synchronization of the movement of the needle and the scissors.

[0023] When the head assembly is working, the presser foot is used to press tightly on the base cloth, and when the driving mechanism drives the slider connected to the needle to slide downward, the needle can penetrate into the base cloth and root the wool thread from the wire tube into the base cloth (at the same time, the slider connected to the scissors can slide upward and drive the scissors to move upward and reset). When the driving mechanism drives the slider connected to the scissors to slide downward, the scissors can first move downward with the slider, and when the lower end of the scissors moves to the wool thread between the base cloth and the needle, in the process of the scissors continuing to move downward, the other rotating arm of the scissors can engage with the protrusion When the two sliders are pressed against each other, the protrusion can press the other rotating arm of the scissors inward to close the scissors and cut the wool thread between the base cloth and the needle (at the same time, the slider connected to the needle can slide upward and drive the needle to move up and reset); in the process of the driving mechanism continuously driving the two sliders to slide back and forth alternately vertically, the needle and the scissors can move up and down alternately, and after the head assembly is assembled to the driving end of the moving mechanism, in the process of the moving mechanism driving the head assembly to move horizontally, the head assembly can continuously root the wool thread into the base cloth according to the pattern.

[0024] Four guide rods 88 are arranged between the support plate 82 and the support sleeve 81 and are distributed at intervals in the circumferential direction. The upper end of each guide rod 88 is fixed to the lower end of the support sleeve 81, and the lower end of each guide rod 88 is fixed to the upper end of the support plate 82. One of the sliders 85 can be vertically slidably mounted on two of the guide rods 88, and the other slider 85 can be vertically slidably mounted on the other two guide rods 88. After adopting this structure, since the upper end of each guide rod is fixed to the lower end of the support sleeve, and the lower end of each guide rod is fixed to the upper end of the support plate, the support plate can be reliably fixed under the support sleeve. In addition, since one of the sliders can be vertically slidably mounted on two of the guide rods, and the other slider can be vertically slidably mounted on the other two guide rods, the two sliders can be reliably vertically slidably connected between the support sleeve and the support plate.

[0025] The driving mechanism includes a driving motor 91, a rotating shaft 92, two connecting rods 93 and two transmission rods 94; the driving motor 91 is fixed on the support sleeve 81, the connecting wire of the driving motor 91 passes through the rotating sleeve 2 and is electrically connected to the inner ring of the conductive slip ring 3, the rotating shaft 92 is horizontally inserted in the supporting sleeve 81 and is rotatably connected to the supporting sleeve 81, the middle part of the rotating shaft 92 is connected to the output shaft of the driving motor 91 through the bevel gear set 95, one end of each connecting rod 93 is respectively fixed to one end of the rotating shaft 92, the two connecting rods 93 are centrally symmetrically arranged relative to the rotating shaft 92, and one end of each transmission rod 94 is respectively connected to the rotating shaft 92. The outer wall of one of the sliders 85 is rotatably connected, and the other end of each transmission rod 94 is rotatably connected to the other end of the connecting rod 93 on the corresponding side; by adopting this driving mechanism, when the driving motor is working, the driving motor can reliably drive the rotating shaft to rotate through the bevel gear set. Since one end of each connecting rod is respectively fixed to one end of the rotating shaft, and the two connecting rods are centrally symmetrically arranged relative to the rotating shaft, the angle difference between the two connecting rods can be kept at 180 degrees. When the two connecting rods drive the two sliders to slide via the two transmission rods, the two sliders can slide vertically back and forth alternately.

[0026] The driving mechanism also includes an encoder 96 and a controller; the encoder 96 is fixed on the support sleeve 81, and the encoder 96 is coaxially connected to the output shaft of the driving motor 91, and the driving motor 91 and the encoder 96 are electrically connected to the controller through a conductive slip ring 3; through the setting of the encoder, under the action of the encoder, when the driving motor needs to stop rotating, the controller can control the driving motor to stop after each rotation to a specific angle, so that the driving motor stops working after the needle moves to the bottom, so that the staff can pass the wool thread through the through hole on the needle.

[0027] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A head assembly of a cut pile and loop pile equipment, characterized in that: The invention comprises a support plate (1), a rotating sleeve (2), a conductive slip ring (3), a servo motor (4), a transmission assembly, a wire tube (5) for wool yarn to pass through, and a head assembly for rooting the wool yarn onto a base cloth; two brackets (6) arranged at a vertical interval are fixed on the front side of the support plate (1); the rotating sleeve (2) is arranged between the two brackets (6); the upper and lower ends of the rotating sleeve (2) are respectively rotatably connected to one of the brackets (6); the servo motor (4) is fixed on the front side of the support plate (1) and is used to drive the rotating sleeve (2) to rotate; The rotating sleeve (2) is transmission-connected to the servo motor (4) via a transmission assembly; the head assembly is coaxially fixed to the lower end of the rotating sleeve (2); the outer ring of the conductive slip ring (3) is fixed to the support plate (1), the upper end of the rotating sleeve (2) is fixed to the inner ring of the conductive slip ring (3), the connecting wire in the head assembly passes through the rotating sleeve (2) and is electrically connected to the inner ring of the conductive slip ring (3), and the lower end of the wire tube (5) coaxially passes through the conductive slip ring (3) and the rotating sleeve (2) and then extends into the head assembly and is connected to the head assembly.

2. The head assembly of the cut pile loop pile equipment according to claim 1, characterized in that: The transmission assembly comprises a driving pulley (71), a transmission belt (72) and a driven pulley (73); the driving pulley (71) is coaxially fixed on the output shaft of the servo motor (4), the driven pulley (73) is coaxially sleeved on the outside of the rotating sleeve (2) and fixed to the rotating sleeve (2), and the transmission belt (72) is sleeved on the driving pulley (71) and the driven pulley (73).

3. The head assembly of the cut pile loop pile equipment according to claim 1, characterized in that: The head assembly comprises a support sleeve (81), a support disk (82), a pair of scissors (83), a needle (84), a driving mechanism and two sliders (85); the upper end of the support sleeve (81) is coaxially fixed with the lower end of the rotating sleeve (2); the support disk (82) is located below the support sleeve (81) and is fixed to the support sleeve (81); the wire tube (5) is inserted into the support sleeve (81) and the support disk (82); the two sliders (85) are horizontally spaced and distributed, and the two sliders (85) are vertically slidably connected between the support sleeve (81) and the support disk (82); the driving mechanism is connected to the support sleeve (81) and is used to drive the two sliders (85) to slide back and forth alternately vertically; the connecting wire of the driving mechanism passes through the rotating sleeve (2) and is electrically connected to the inner ring of the conductive slip ring (3); The upper end of the needle (84) is fixed to one of the sliders (85), and the needle (84) is provided with a through hole (841) for allowing the wool thread from the wire tube (5) to pass through. A guide frame (86) is fixed to the support plate (82), and the scissors (83) are vertically slidably connected to the guide frame (86). One of the rotating arms of the scissors (83) is fixed to the inner side of another slider (85). A protrusion (861) is provided on the side wall of the guide frame (86). When the slider (85) drives the scissors (83) to move downward, the protrusion (861) is used to press the other rotating arm of the scissors (83) inward to close the scissors (83) and enable the scissors (83) to cut the wool thread between the base cloth and the needle (84). A presser foot (87) for pressing the base cloth is also fixed to the lower end of the support plate (82).

4. The head assembly of the cut pile loop pile equipment according to claim 3, characterized in that: Four guide rods (88) are arranged between the support plate (82) and the support sleeve (81) and are spaced apart in the circumferential direction. The upper end of each guide rod (88) is fixed to the lower end of the support sleeve (81), and the lower end of each guide rod (88) is fixed to the upper end of the support plate (82). One of the sliders (85) can be vertically slidably mounted on two of the guide rods (88), and the other slider (85) can be vertically slidably mounted on the other two guide rods (88).

5. The head assembly of the cut pile loop pile equipment according to claim 3 or 4, characterized in that: The driving mechanism comprises a driving motor (91), a rotating shaft (92), two connecting rods (93) and two transmission rods (94); the driving motor (91) is fixed on the supporting sleeve (81); the connecting wire of the driving motor (91) passes through the rotating sleeve (2) and is electrically connected to the inner ring of the conductive slip ring (3); the rotating shaft (92) is horizontally arranged in the supporting sleeve (81) and is rotationally connected to the supporting sleeve (81); the middle part of the rotating shaft (92) is transmission-connected to the output shaft of the driving motor (91) through a bevel gear set (95); one end of each connecting rod (93) is respectively fixed to one end of the rotating shaft (92); the two connecting rods (93) are centrally symmetrically arranged relative to the rotating shaft (92); one end of each transmission rod (94) is rotationally connected to the outer wall of one of the sliders (85); and the other end of each transmission rod (94) is rotationally connected to the other end of the connecting rod (93) on the corresponding side.

6. The head assembly of the cut pile loop pile equipment according to claim 5, characterized in that: The drive mechanism further comprises an encoder (96) and a controller; the encoder (96) is fixed on the support sleeve (81), the encoder (96) is coaxially connected to the output shaft of the drive motor (91), and the drive motor (91) and the encoder (96) are both electrically connected to the controller via a conductive slip ring (3).

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