CN220044887U - Cigar tobacco braiding machine - Google Patents

Abstract

The utility model provides a cigar tobacco leaf tobacco braiding machine, which comprises: a frame; the tobacco neck clamping device comprises a tobacco neck lower clamping die fixed on the frame, wherein the tobacco neck lower clamping die is provided with a plurality of clamping grooves for accommodating tobacco necks of cigar tobacco leaves, each clamping groove is provided with an upward opening, the clamping grooves are uniformly arranged along the length direction of the tobacco neck lower clamping die, the tobacco neck lower clamping die is also provided with needle penetrating holes penetrating through the length direction of the tobacco neck lower clamping die, and the needle penetrating holes penetrate through all the clamping grooves; the tobacco neck pressing device comprises a tobacco neck upper pressing die which is opposite to the tobacco neck lower clamping die up and down; the wire straddling device is wound with wires; the threading device comprises a threading crochet hook and a needle feeding device capable of driving the threading crochet hook to move, and one end of the threading crochet hook, which faces the thread gyroscope device, is provided with a crochet hook groove capable of hooking the thread. The cigar tobacco braiding machine can overcome the defects of high labor intensity, low efficiency and uneven distance between tobacco leaves in the existing manual tobacco braiding mode.

Description

Cigar tobacco braiding machine

Technical Field

The utility model relates to the field of tobacco cultivation, airing and tobacco braiding, in particular to a cigar tobacco braiding machine.

Background

Fresh cigar tobacco leaves enter a stem braiding process after picking, which is also called a tobacco braiding process, namely, a plurality of fresh tobacco leaves are strung into a string, specifically, the string of tobacco leaves are dried after passing through the neck of the tobacco leaves through a line. Fresh cigar tobacco braiding is one of the important processes in cigar tobacco production. The tobacco leaves are uniformly aired due to the fact that the tobacco leaves are required to be uniformly spaced by the braiding rods, at present, the cigar airing and braiding are generally carried out by adopting manual braiding rods, labor intensity is high, efficiency is low, and the distance between the tobacco leaves is uneven.

Disclosure of Invention

The utility model provides a cigar tobacco leaf tobacco braiding machine which can overcome the defects of high labor intensity, low efficiency and uneven distance between tobacco leaves in the existing manual tobacco braiding mode.

The cigar tobacco leaf braiding machine of the utility model comprises:

a frame;

the tobacco neck clamping device comprises a tobacco neck lower clamping die fixed on the frame, wherein the tobacco neck lower clamping die is provided with a plurality of clamping grooves for accommodating tobacco necks of cigar tobacco leaves, each clamping groove is provided with an upward opening, each clamping groove penetrates through the width direction of the tobacco neck lower clamping die, the clamping grooves are uniformly arranged along the length direction of the tobacco neck lower clamping die, the tobacco neck lower clamping die is also provided with needle penetrating holes penetrating through the length direction of the tobacco neck lower clamping die, and the needle penetrating holes penetrate through all clamping grooves;

the tobacco neck pressing device comprises a tobacco neck upper pressing die, the tobacco neck upper pressing die is vertically opposite to the tobacco neck lower clamping die and can move up and down above the tobacco neck upper pressing die, and the tobacco neck upper pressing die and the tobacco neck lower clamping die can be matched to limit the position of the tobacco neck of cigar tobacco leaves;

the line top device is positioned at one end of the cigarette neck clamping device, and a line is wound on the line top device;

the threading needle threading device is positioned at the other end of the cigarette neck clamping device and comprises a threading crochet hook and a needle feeding device capable of driving the threading crochet hook to move towards or away from the line top device in the threading hole, and a crochet hook groove capable of hooking the line is formed in one end of the threading crochet hook, which faces the line top device.

Preferably, the length of the threading crochet hook is larger than the sum of the length of the lower tobacco neck clamping die and the distance from one end of the lower tobacco neck clamping die, which is far away from the gyroscope, to the needle feeding device.

Preferably, the lower neck clamping die is provided with a positioning groove parallel to the needle threading hole, the lower part of the positioning groove is communicated with the upper part of the needle threading hole, the upper neck pressing die is provided with a positioning boss parallel to the positioning groove, the positioning boss is disconnected at a position opposite to the clamping groove to form a space for accommodating the neck of cigar tobacco, and when the upper neck pressing die is matched with the lower neck clamping die, the positioning boss is matched with the positioning groove to position the threading hook needle. The inner wall of the positioning groove and the outer wall of the positioning boss have the same taper.

Preferably, the frame is provided with a neck pressing guide rail extending up and down, the tobacco neck pressing device further comprises a neck pressing frame capable of moving up and down along the neck pressing guide rail and a neck pressing driver for driving the neck pressing frame to move up and down, and the tobacco neck upper pressing die is fixed on the neck pressing frame.

Preferably, the cable top device comprises a flat cable seat fixed with the frame, a cable fixing rod perpendicular to the cable seat and with one end fixed with the cable seat, a cable top body sleeved outside the cable fixing rod and capable of rotating relative to the cable fixing rod, a spring sleeved outside the cable fixing rod and located at the upper end of the cable top body, and a pressing piece sleeved outside the cable fixing rod and located between the spring and the cable top body, wherein the other end of the cable fixing rod is provided with threads, the cable top device further comprises a nut matched with the threads, and the nut applies downward pressure to the spring to enable the spring to press the cable top body to the cable seat. The line top device comprises a line top body, and is characterized by further comprising a take-up lever, wherein the take-up lever is horizontally arranged and is higher than the lower end of the line top body, and the take-up lever is provided with a wire slot for limiting the line.

Preferably, the needle feeding device comprises at least one needle feeding group, the needle feeding group comprises a first needle feeding wheel and a second needle feeding wheel, the rotation speeds of the first needle feeding wheel and the second needle feeding wheel are the same and the rotation directions are opposite, the outer circumferential walls of the first needle feeding wheel and the second needle feeding wheel are both provided with needle feeding grooves encircling the outer circumferential wall for a circle, and the needle feeding grooves of the first needle feeding wheel and the needle feeding grooves of the second needle feeding wheel are oppositely encircling to form a needle feeding space for containing threading crochets. The needle feeding set further comprises a first rotating shaft and a second rotating shaft, the first needle feeding wheel is arranged on the first rotating shaft and rotates synchronously with the first rotating shaft, the first rotating shaft is further provided with a first gear which rotates synchronously, the second needle feeding wheel is arranged on the second rotating shaft and rotates synchronously with the second rotating shaft, the second rotating shaft is provided with a second gear which rotates synchronously, and the first gear is meshed with the second gear.

Preferably, the needle feeding device comprises a first needle feeding group and a second needle feeding group, wherein a first gear of the first needle feeding group is driven by a motor to form a driving wheel, a driving belt wheel is arranged on the second rotating shaft, a driven belt wheel is arranged on the first rotating shaft or the second rotating shaft of the second needle feeding group, and the driving belt wheel drives the driven belt wheel through a driving belt. The needle feeding device further comprises a needle feeding support fixed with the frame, the needle feeding support is provided with a first mounting hole and a second mounting hole, the first mounting hole and the second mounting hole are vertically opposite, the first rotating shaft is arranged in the first mounting hole through a first bearing to enable the first rotating shaft to rotate relative to the frame, the second rotating shaft is arranged in the second mounting hole through a second bearing to enable the second bearing to rotate relative to the frame, the size of the second mounting hole in the vertical direction is larger than the outer diameter of the second bearing, and the needle feeding set further comprises a needle pressing structure capable of adjusting and fixing the vertical position of the second bearing.

Preferably, the frame is further provided with a needle guiding nozzle, the needle guiding nozzle is located between the lower tobacco neck clamping die and the needle conveying device, the needle guiding nozzle is provided with a needle guiding hole, the needle guiding hole is aligned with the needle conveying space, and the needle guiding hole is used for the threading crochet needle to pass through and guide the threading crochet needle to enable the threading crochet needle to be aligned with a needle penetrating hole of the lower tobacco neck clamping die.

Preferably, the frame is further provided with a guide tube, the guide tube is located at one end, far away from the guide needle nozzle, of the needle feeding device, the guide tube is horizontally arranged to be aligned with the needle feeding space, and the threading crochet needle is supplied to penetrate through the guide tube and is kept horizontal.

Preferably, the tobacco braiding machine further comprises a neck removing device, the neck removing device comprises a neck removing guide rail which is arranged on the machine frame and extends vertically, the neck removing device further comprises a neck removing frame capable of moving up and down along the neck removing guide rail, a neck removing plate fixed on the neck removing frame and a neck removing driver for driving the neck removing frame to move up and down, the neck removing plate is parallel to the lower tobacco neck clamping die, and when the middle part of the tobacco neck of the cigar tobacco leaves is clamped in the clamping groove of the lower tobacco neck clamping die, the neck removing plate is located below the end part of the tobacco neck, far away from the tobacco leaves of the cigar tobacco leaves.

Preferably, the cigar tobacco braiding machine further comprises a control device, wherein the control device is connected with motors of the neck pressing driver, the neck removing driver and the needle feeding device to control the opening, closing and operation parameters of the cigar tobacco braiding machine.

Preferably, the cigar tobacco leaf tobacco braiding machine further comprises a tobacco braiding rod which can be parallel to the length direction of the lower clamping die of the tobacco neck, the frame is further provided with a tobacco rod seat for supporting the tobacco braiding rod, the tobacco braiding rod can separate the upper layer tobacco leaf from the lower layer tobacco leaf between the upper layer tobacco leaf and the lower layer tobacco leaf, and the tobacco braiding rod can be separated from the tobacco rod seat and lift the two rows of tobacco leaves after tobacco braiding is completed.

Compared with the prior art, the cigar tobacco braiding machine has the following beneficial effects:

1. according to the cigar tobacco braiding machine, as the clamping grooves which are uniformly arranged are formed in the lower clamping die of the tobacco neck, tobacco leaves can be uniformly paved, so that the braided tobacco strings are formed, and a plurality of tobacco leaves are uniformly arranged at the on-line position. Meanwhile, the needle feeding device drives the threading crochet hook to walk back and forth along the needle threading hole from the lower clamping die of the tobacco neck, so that a plurality of tobacco leaves can be threaded, the efficiency is much higher than that of manually threading the tobacco neck, and meanwhile, the whole threading process only needs to manually wind the thread in the groove of the threading crochet hook, so that the labor intensity is also reduced.

2. When the upper press mold of the tobacco neck is matched with the lower clamp mold of the tobacco neck, the positioning boss is matched with the positioning groove to position the threading crochet needle, so that the threading process of the threading needle on the tobacco neck is stable and smooth.

3. The needle feeding device comprises at least one needle feeding group, the needle group drives the threading crochet to move and return in the horizontal direction through the first needle feeding wheel, the second needle feeding wheel, the needle feeding groove arranged on the outer circumference of the needle feeding wheel and the driving device, and the driving mechanism can stably drive the threading crochet to move. The guide needle mouth aligns one end of the threading crochet needle with the hook groove sent out from the needle sending space with the threading hole of the lower tobacco neck clamping die, so that the threading crochet needle is convenient to thread into the threading hole. The guide tube can prevent the longer threading crochet needle from bending and deforming under the action of gravity or other external forces.

4. The operator only needs to move the neck removing plate of the neck removing device upwards to enable the tobacco necks of all tobacco leaves to be simultaneously removed from the clamping grooves of the lower tobacco neck clamping die, and compared with manual neck removing, the neck removing efficiency can be improved, and the labor intensity is reduced.

5. The tobacco braiding rod separates the upper layer tobacco leaf from the lower layer tobacco leaf in the tobacco braiding process, and two rows of tobacco leaves can be lifted simultaneously through the tobacco braiding rod after tobacco braiding is completed.

Drawings

Fig. 1 is a schematic perspective view of a cigar tobacco braiding machine according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a front view direction of a cigar tobacco braiding machine according to an embodiment of the present utility model.

Fig. 3 is an enlarged schematic view of the portion a in fig. 2.

Fig. 4 is a schematic structural view of a tobacco neck clamping device and a tobacco neck pressing device of a cigar tobacco leaf braiding machine according to a left-looking direction of the cigar tobacco leaf braiding machine.

Fig. 5 is an enlarged schematic view of the portion B in fig. 4.

Fig. 6 is a schematic perspective view of a neck clamping device and a neck pressing device of a cigar tobacco leaf braiding machine according to an embodiment of the present utility model.

Fig. 7 is a schematic structural view of a straddling device of a cigar tobacco braiding machine according to an embodiment of the present utility model.

Fig. 8 is a schematic structural view of a needle threading device of a cigar tobacco braiding machine according to an embodiment of the present utility model.

Fig. 9 is a schematic structural view of a needle feeding device of a cigar tobacco braiding machine according to an embodiment of the present utility model.

Fig. 10 is a schematic structural view of a neck removing device of a cigar tobacco leaf weaving machine according to an embodiment of the utility model.

Reference numerals

1 a frame, 11 a flat plate, 12 a driving bracket, 121 a cross bar, 122 a vertical bar, 123 a neck pressing guide rail and 124 a neck removing guide rail;

2, a cigarette neck clamping device, a 21 fixing piece, a 22 cigarette neck lower clamping die, a 221 clamping groove, a 222 opening, a 223 pin hole penetrating hole and a 224 positioning groove;

3, a tobacco neck pressing device, a 31 tobacco neck upper pressing die, a 311 positioning boss, a 32 neck pressing frame and a 33 neck pressing driver;

the wire drawing device comprises a 4-wire gyroscope device, a 41-wire, a 42-wire seat, a 43-wire fixing rod, a 44-wire gyroscope body, a 45 spring, a 46-pressing piece, a 47-nut, a 48-wire picking rod and a 49-wire slot;

a 5 threading device, a 51 threading crochet, a 52 needle feeding device, a 521 first needle feeding group, a 5211 first needle feeding wheel, a 5212 first needle feeding groove, a 5213 second needle feeding wheel, a 5214 second needle feeding groove, a 5215 first rotating shaft, a 5216 second rotating shaft, a 5217 first gear, a 5218 second gear, a 5219 driving pulley, a 522 second needle feeding group, a 5221 first needle feeding wheel, a 5222 second needle feeding wheel, a 5223 first rotating shaft, a 5224 second rotating shaft, a 5225 first gear, a 5226 second gear, a 5227 driven pulley, a 523 driving belt, a 524 motor, a 525 needle feeding support, a 5251 first mounting plate, a 5252 second mounting plate, a 5253 third mounting plate, a 5254 fourth mounting plate, a 5255 first mounting hole, a 5256 second mounting hole, a 526 needle pressing structure, a 527 needle guiding nozzle, and a 528 needle guiding structure;

6, a neck removing device, 61 a neck removing frame, 62 a neck removing plate and 63 a neck removing driver;

7 a control device;

8, weaving tobacco stems;

9 tobacco leaves.

Detailed Description

The utility model provides a cigar tobacco braiding machine, which uses a wire 41 to penetrate through the tobacco necks of a plurality of tobacco leaves 9, so that the tobacco leaves 9 are strung into a string, and the later airing is facilitated. As shown in fig. 1 and 2, a cigar tobacco cutter according to an embodiment of the present utility model comprises; the cigarette holder comprises a frame 1, a cigarette holder device 2, a cigarette holder device 3, a straddling device 4 and a needle threading device 5. Wherein the frame 1 has a horizontal flat plate 11 for laying the tobacco leaves 9. The neck clamping device 2 comprises a neck lower clamping die 22 directly or indirectly fixed with the frame 1, in this embodiment, the neck clamping device 2 further comprises a fixing piece 21, the fixing piece 21 is fixed with the frame 1, the neck lower clamping die 22 is fixed with the fixing piece 21, the length of the fixing piece 21 is the same as that of the neck lower clamping die 22, and the width is larger than that of the neck lower clamping die 22. The lower neck clamping die 22 is long, the lower neck clamping die 22 is provided with a plurality of neck clamping grooves 221 for accommodating cigar tobacco leaves, as shown in fig. 3, each neck clamping groove 221 is provided with an upward opening 222, each neck clamping groove 221 penetrates through the width direction of the lower neck clamping die 22, the plurality of neck clamping grooves 221 are uniformly arranged along the length direction of the lower neck clamping die 22, the lower neck clamping die 22 is also provided with needle penetrating holes 223 penetrating through the length direction of the lower neck clamping die, and the needle penetrating holes 223 penetrate through all the neck clamping grooves 221. The neck pressing device 3 comprises a neck upper die 31, the neck upper die 31 is opposite to the neck lower clamping die 22 up and down and can move up and down above the neck upper die 31, and the neck upper die 31 and the neck lower clamping die 22 can cooperate to define the position of the neck of the cigar tobacco 9. The cable drum device 4 is positioned at one end of the tobacco neck clamping device 2, and a cable 41 is wound on the cable drum device 4. The threading device 5 is located at the other end of the cigarette neck clamping device 2, and comprises a threading crochet needle 51 and a needle feeding device 52 capable of driving the threading crochet needle 51 to move towards or away from the line top device 4 in the threading hole 223, and a crochet groove (not shown) capable of hooking the line 41 is formed at one end of the threading crochet needle 51 towards the line top device 4.

When the cigar tobacco braiding machine is used for braiding cigarettes, a plurality of cigar tobacco 9 tobacco necks are firstly and evenly placed in the clamping grooves 221 of the lower tobacco neck clamping die 22 at intervals by manpower, and a tobacco neck is placed in each clamping groove 221 in which the tobacco neck is placed. The tobacco leaf 9 is fixed by pressing the neck of the cigar tobacco leaf 9 from above to below by the neck upper pressing mold 31. The threading bearded needle 51 is then made to pass through the tobacco necks of the cigar leaves 9 in sequence in parallel, one end of the wire 41 is wound on the wire rotator device 4, the other end of the wire 41 is fixed in the hooking groove of the threading bearded needle 51, and then the threading bearded needle 51 is made to withdraw from the tobacco necks of the cigar leaves 9 in sequence, so that the wire 41 strings the tobacco necks of the cigar leaves 9 in sequence. The neck upper die 31 is removed from above the neck, the strings 41 of both ends of the cigar tobacco leaves 9 are cut off, the neck is pulled out from the clamping groove 221 of the neck upper die 31, and the strings of cigar tobacco leaves 9 are taken off. According to the cigar tobacco braiding machine, as the uniformly arranged clamping grooves 221 are formed in the lower tobacco neck clamping die 22, tobacco leaves 9 can be uniformly paved, so that the braided strings of tobacco leaves 9 are uniformly arranged at the positions of a plurality of pieces of tobacco leaves 9 on a line 41, and the tobacco neck is positioned by the cooperation of the tobacco neck pressing device 3 and the lower tobacco neck clamping die 22. Meanwhile, the threading crochet hook is driven by the needle feeding device 52 to walk back and forth along the needle threading hole 223 from the lower tobacco neck clamping die 22, so that a plurality of tobacco leaves 9 can be strung, the efficiency is much higher than that of manually threading the tobacco necks one by one, and meanwhile, the whole threading process only needs to manually wind the thread 41 in the groove of the threading crochet hook 51, so that the labor intensity is also reduced.

In this embodiment, the length of the threading hook needle 51 is greater than the sum of the length of the lower neck mold 22 and the distance from the end of the lower neck mold 22 far from the bobbin to the needle feeding device 52. It is ensured that all the tobacco leaves 9 arranged in the lower neck clamping die 22 are simultaneously threaded on the needle, and one end thereof remains in the needle feeding device 52 so as to be driven by the needle feeding device 52.

As shown in fig. 5, the lower neck clamping die 22 is provided with a positioning groove 224 parallel to the needle penetrating hole 223, the lower part of the positioning groove 224 is communicated with the upper part of the needle penetrating hole 223, the upper neck pressing die 31 is provided with a positioning boss 311 parallel to the positioning groove 224, the positioning boss 311 is disconnected at a position opposite to the clamping groove 221 to form a space for accommodating the neck of the cigar tobacco leaf 9, and when the upper neck pressing die 31 is matched with the lower neck clamping die 22, the positioning boss 311 is matched with the positioning groove 224 to position the threading crochet needle 51. The inner wall of the positioning groove 224 and the outer wall of the positioning boss 311 are inclined in a vertical plane perpendicular to the horizontal plane, and the inclined angles are the same, and the inner wall of the positioning groove 224 is matched with the outer wall of the positioning boss 311.

As shown in fig. 6, the frame 1 is provided with a neck pressing rail 123 extending up and down, the neck pressing device 3 further includes a neck pressing frame 32 capable of moving up and down along the neck pressing rail 123, and a neck pressing driver 33 for driving the neck pressing frame 32 to move up and down, and the neck pressing upper die 31 is fixed on the neck pressing frame 32. In this embodiment, as shown in fig. 1, the rack 1 includes a driving frame 12, the driving frame 12 includes two vertical rods 122 and a cross rod 121 connected to the upper ends of the two vertical rods 122, the two vertical rods 122 are respectively provided with a neck pressing rail 123, and the neck pressing rails 123 of the two vertical rods 122 are parallel and opposite. The neck pressing driver 33 is a cylinder, the cylinder is connected with the cross rod 121 of the driving bracket 12, and the piston rod is connected with the neck pressing frame 32.

As shown in fig. 7, the cable drum device 4 includes a flat plate 11-shaped cable seat 42 fixed to the frame 1, a cable fixing rod 43 perpendicular to the cable seat 42 and having one end fixed to the cable seat 42, a cable drum body 44 sleeved outside the cable fixing rod 43 and rotatable relative to the cable fixing rod 43, a spring 45 sleeved outside the cable fixing rod 43 and located at an upper end of the cable drum body 44, and a pressing piece 46 sleeved outside the cable fixing rod 43, the pressing piece 46 being located between the spring 45 and the cable drum body 44, the other end of the cable fixing rod 43 having threads, the cable drum device 4 further includes a nut 47 engaged with the threads, and the nut 47 applies downward pressure to the spring 45 to press the spring 45 toward the cable drum body 44. When the line top body 44 rotates, the line 41 on the line top body 44 can be lowered, and the downward pressure generated by the spring 45 on the line top body 44 can be adjusted by adjusting the matching position of the nut 47 and the line fixing rod 43, so that the degree of tightness of the line top device 4 in paying-off can be adjusted. The lower the position of the nut 47 is, the greater the downward pressure generated by the spring 45 on the coil body 44 is, the greater the friction force of the coil seat 42 received by the coil body 44 is, the closer the coil device 4 pays out, and the higher the position of the nut 47 is, the lower the downward pressure generated by the spring 45 on the coil body 44 is, the lower the friction force of the coil seat 42 received by the coil body 44 is, and the lower the coil device 4 pays out.

The winding reel 4 further comprises a winding reel 48, in this embodiment, the winding reel 48 is horizontally disposed and is perpendicular to the lower neck clamping mold 22, the winding reel 48 is horizontally disposed and is higher than the lower end of the winding reel body 44, the winding reel 48 is provided with a wire slot 49 for limiting the wire 41, the winding reel 48 can prevent the wire 41 which is released from the winding reel 4 from hanging up on the flat plate 11-shaped wire seat 42, and the wire slot 49 can guide the wire 41.

The needle feeding device 52 includes at least one needle feeding set 521,522, as shown in fig. 8 and 9, in this embodiment, the needle feeding device 52 includes a first needle feeding set 521 and a second needle feeding set 522, the first needle feeding set 521 includes a first needle feeding wheel 5211 and a second needle feeding wheel 5213, the first needle feeding wheel 5211 and the second needle feeding wheel 5213 rotate at the same speed and in opposite directions, the outer circumferential walls of the first needle feeding wheel 5211 and the second needle feeding wheel 5213 are provided with needle feeding grooves 5121,5214 surrounding the outer circumferential wall, and the first needle feeding grooves 5212 of the first needle feeding wheel 5211 and the second needle feeding grooves 5214 of the second needle feeding wheel 5213 are oppositely surrounded to form a needle feeding space for accommodating the threading hook needle 51. When the first needle wheel 5211 and the second needle wheel 5213 rotate, frictional forces in the same direction are generated on the threading crochet needle 51 at the opposite positions, respectively, so as to drive the threading crochet needle 51 to move. When the first needle wheel 5211 in fig. 9 rotates clockwise while the second needle wheel 5213 rotates counterclockwise, a force to the left in fig. 9 will be applied to the threading hook needle 51, i.e., to power the penetration of the threading hook needle 51 into the neck of the tobacco leaf 9. When the first needle wheel 5211 in fig. 9 rotates counterclockwise while the second needle wheel 5213 rotates clockwise, a force to the right in fig. 9 will be applied to the threading hook needle 51, i.e. to power the threading hook needle 51 to exit the tobacco neck while penetrating into the tobacco neck with the thread 41.

As shown in fig. 9, the first needle feeding set 521 further includes a first rotating shaft 5215 and a second rotating shaft 5216, the first needle feeding wheel 5211 is mounted on the first rotating shaft 5215 and rotates synchronously with the first rotating shaft 5215, the first rotating shaft 5215 is further mounted with a first gear 5225 that rotates synchronously, the second needle feeding wheel 5213 is mounted on the second rotating shaft 5216 and rotates synchronously with the second rotating shaft 5216, the second rotating shaft 5216 is mounted with a second gear 5218 that rotates synchronously, and the first gear 5217 is meshed with the second gear 5218. This ensures that the rotational speed of the first needle wheel 5211 is the same as the rotational speed of the second needle wheel 5213. The second needle set 522 has exactly the same structure as the first needle set 521, and includes a first needle wheel 5221, a second needle wheel 5222, a first rotating shaft 5223, a second rotating shaft 5224, a first gear 5225, and a second gear 5226.

Wherein the first gear 5217 of the first needle feeding group 521 is driven by a motor 524 to form a driving wheel, the second rotating shaft 5216 is provided with a driving pulley 5219, the first rotating shaft 5223 or the second rotating shaft 5224 of the second needle feeding group 522 is provided with a driven pulley 5227, and the driving pulley 5219 drives the driven pulley 5227 through a driving belt 523. This allows all four spindles to be driven by the same motor 524, keeping the rotational speed of all the needle wheels the same.

As shown in fig. 9, the needle feeding device 52 further includes a needle feeding support 525 fixed to the frame 1, and in this embodiment, the needle feeding support 525 includes four mounting plates fixed to the frame 1 and disposed vertically, specifically, a first mounting plate 5251, a second mounting plate 5252, a third mounting plate 5253 and a fourth mounting plate 5254, where each mounting plate is provided with a first mounting hole 5255 and a second mounting hole 5256. The first mounting hole 5255 and the second mounting hole 5256 are vertically opposite, the first rotating shaft 5215 is mounted in the first mounting hole 5255 through a first bearing (not shown in the figure) so that the first rotating shaft 5215 can rotate relative to the frame 1, the second rotating shaft 5216 is mounted in the second mounting hole 5256 through a second bearing (not shown in the figure) so that the second bearing can rotate relative to the frame 1, the size of the second mounting hole 5256 in the vertical direction is larger than the outer diameter of the second bearing, the needle feeding set further comprises a needle pressing structure 526 capable of adjusting and fixing the vertical position of the second bearing, the needle pressing structure 526 comprises a bolt 5261 and a nut 5262, the nut 5262 is fixed with the mounting plate 5251, the axis of the nut 5262 is perpendicular to the mounting plate 5251, one end of the bolt 5261 is abutted against the bearing seat of the second bearing, the other end with external threads is provided with one end with the external threads penetrating through the hole of the nut 5262 and matching with the internal threads of the inner wall of the hole of the nut 5262. The other end of the bolt 5261 is provided with a hole, and the needle pressing structure 526 further comprises a handle 5263, wherein the handle 5263 passes through the hole of the bolt 5261 and is fixed with the hole. The bolt 5261 can be moved downward or upward by rotating the handle 5263, and the bolt 5261 is pressed against the bearing seat of the second bearing to adjust and fix the position of the second bearing, so that the position of the second needle feeding wheel 5222 is moved up and down, and the degree of tightness of the thread hooking needle 51 to be pressed is adjusted.

As shown in fig. 8, the frame 1 is further provided with a needle guiding nozzle 527, the needle guiding nozzle 527 is located between the lower neck mold 22 and the needle feeding device 52, the needle guiding nozzle 527 has a needle guiding hole, the needle penetrating hole 223 of the lower neck mold 22 and the needle feeding space are aligned, and the needle guiding hole is used for the threading crochet 51 to penetrate and guide the threading crochet 51, so that the end of the needle sent out from the needle feeding space with the hook groove is aligned with the needle penetrating hole 223 of the lower neck mold 22.

The frame 1 is further provided with a guide tube 528, the guide tube 528 is located at one end of the needle feeding device 52 away from the guide needle nozzle 527, the guide tube 528 is horizontally aligned with the needle feeding space, the threading crochet needle 51 is provided in the guide tube 528 to pass through and keep the threading crochet needle 51 horizontal, and the guide tube 528 can prevent the longer threading crochet needle 51 from bending and deforming under the action of gravity or other external forces.

As shown in fig. 10, the tobacco weaving machine includes a neck removing device 6, the neck removing device 6 includes a neck removing rail 124 disposed on the frame 1 and extending up and down, the neck removing device 6 further includes a neck removing frame 61 capable of moving up and down along the neck removing rail 124, a neck removing plate 62 fixed on the neck removing frame 61, and a neck removing driver 63 for driving the neck removing frame 61 to move up and down, in this embodiment, two vertical rods 122 of the driving bracket 12 are respectively provided with a neck removing rail 124, and the neck removing rails 124 of the two vertical rods 122 are parallel and opposite. The neck removing plate 62 is parallel to the lower neck clamping die 22, and when the middle part of the neck of the cigar leaf 9 is clamped in the clamping groove 221 of the lower neck clamping die 22, the neck removing plate 62 is positioned below the end part of the neck, which is far away from the leaf of the cigar leaf 9. The operator only needs to move up the neck removing plate 62 of the neck removing device 6 to enable the tobacco necks of all tobacco leaves 9 to be simultaneously removed from the clamping grooves 221 of the lower tobacco neck clamping die 22, and compared with manual neck removing, the neck removing efficiency can be improved, and the labor intensity is reduced.

As shown in fig. 1 and 2, the cigar tobacco braiding machine further comprises a control device 7, wherein the control device 7 is connected with the motor 524 of the neck pressing driver 33, the neck removing driver 63 and the needle feeding device 52 to control the opening, closing and operating parameters thereof. The control device 7 can start each driving device without operating each driving device separately, so that the operation is more convenient, and in addition, parameters such as the running time and the running speed of each driving device can be set through the control device 7, so that the automatic control of the tobacco braiding is realized.

As shown in fig. 1, the cigar tobacco leaf braiding machine further comprises a tobacco braiding rod 8 which can be parallel to the length direction of the lower neck clamping die 22, the frame 1 is further provided with a tobacco rod seat (not shown in the figure) for supporting the tobacco braiding rod 8, in this embodiment, the tobacco rod seat can support the tobacco braiding rod 8, the tobacco braiding rod 8 can separate the upper layer tobacco leaf 9 and the lower layer tobacco leaf 9 between the upper layer tobacco leaf 9 and the lower layer tobacco leaf 9, and the tobacco braiding rod 8 can be separated from the tobacco rod seat and pick up the two rows of tobacco leaves 9 after tobacco braiding is completed.

When the tobacco braiding machine does not comprise the neck removing device 6 and the tobacco braiding rod 8, the tobacco braiding method comprises the following steps:

s1, uniformly placing the tobacco necks of a plurality of cigar tobacco leaves 9 in a plurality of clamping grooves 221 of a lower tobacco neck clamping die 22 at intervals, placing a tobacco neck in each clamping groove 221 with the tobacco neck, and in the embodiment, two empty clamping grooves 221 are arranged between the adjacent clamping grooves 221 with the tobacco neck at intervals;

s2, pressing the tobacco neck of the cigar tobacco 9 from top to bottom through a tobacco neck upper pressing die 31 to position the tobacco neck, and preventing the tobacco neck from moving in the process of threading a needle or a thread;

s3, enabling the threading crochet needle 51 to pass through the tobacco necks of the cigar leaves 9 in sequence along a direction parallel to the tobacco necks of the cigar leaves 9 in sequence, fixing the wire 41 in the hook groove of the threading crochet needle 51, enabling the threading crochet needle 51 to withdraw from the tobacco necks of the cigar leaves 9 in sequence, and enabling the wire 41 to string the tobacco necks of the cigar leaves 9 in sequence;

s4, removing the neck upper pressing mould 31 from the upper part of the neck, cutting the threads 41 at the two ends of the cigar tobacco leaves 9 in a string, removing the neck from the clamping groove 221 of the neck upper pressing mould 31, and taking the cigar tobacco leaves 9 in a string.

When the tobacco braiding machine is provided with the neck removing device 6, the tobacco braiding method comprises the following steps of:

s1, uniformly placing tobacco necks of a plurality of cigar tobacco leaves 9 in a plurality of clamping grooves 221 of a lower tobacco neck clamping die 22 at intervals, placing a tobacco neck in each clamping groove 221 with the tobacco neck placed, wherein the end part of the tobacco neck far away from the leaf is positioned above a neck removing plate 62, and in the embodiment, two empty clamping grooves 221 are spaced between the adjacent clamping grooves 221 with the tobacco neck placed;

s2, enabling the neck upper pressing die 31 to move downwards along the neck pressing guide rail 123 to press the neck of the cigar tobacco 9 from top to bottom, positioning the neck, and preventing the neck from moving in the process of threading a needle or a thread;

s3, enabling the threading crochet hook 51 to pass through the tobacco necks of the cigar leaves 9 in sequence along a direction parallel to the tobacco necks of the cigar leaves 9 in sequence, fixing the wire 41 in the hook groove of the threading crochet hook 51, enabling the threading crochet hook 51 to withdraw from the tobacco necks of the cigar leaves 9 in sequence, and enabling the wire 41 to sequentially thread the tobacco necks of the cigar leaves 9 into strings;

s4, cutting the wires 41 at the two ends of the cigar tobacco 9 into strings, enabling the upper tobacco neck pressing die 31 to move upwards along the neck pressing guide rail 123, enabling the neck removing plate 62 to lift the tobacco neck upwards, enabling the tobacco neck to be removed from the clamping groove 221 of the upper tobacco neck pressing die 31, and taking the cigar tobacco 9 into strings.

When the tobacco braiding machine is provided with the neck removing device 6 and the tobacco braiding rod 8, the tobacco braiding method comprises the following steps of:

s1, uniformly placing tobacco necks of a plurality of cigar tobacco leaves 9 in a plurality of clamping grooves 221 of a tobacco neck lower clamping die 22 at intervals to form a tiled lower layer tobacco leaf 9, at least one clamping groove 221 is empty between adjacent tobacco necks, one tobacco neck of the lower layer tobacco leaf 9 is placed in each clamping groove 221 where the tobacco neck is placed, the end part of the tobacco neck far away from the leaf is positioned above a neck removing plate 62, and in the embodiment, two empty clamping grooves 221 are spaced between the adjacent clamping grooves 221 where the tobacco neck is placed;

s2, placing the tobacco braiding rods 8 to enable the tobacco braiding rods 8 to be located above the lower tobacco leaves 9;

s3, uniformly placing a plurality of cigar tobacco leaves 9 above the lower tobacco leaves at intervals to form upper tobacco leaves, wherein the leaves of the upper tobacco leaves are positioned above the tobacco braiding rods 8, one tobacco neck of the upper tobacco leaves is placed in each clamping groove 221 of the tobacco neck of the lower tobacco leaves, the tobacco necks of the upper tobacco leaves and the tobacco necks of the lower tobacco leaves are positioned on the same horizontal plane, and the tobacco necks of a plurality of upper tobacco leaves are positioned on the same side of the tobacco necks of a plurality of lower tobacco leaves in a one-to-one correspondence manner, namely, the tobacco necks of the upper tobacco leaves and the tobacco necks of the lower tobacco leaves are staggered. As shown in fig. 1, in the same slot 221, the neck of the upper tobacco is located at the left side of the neck of the lower tobacco, however, in other embodiments, in the same slot 221, the neck of the upper tobacco may also be located at the right side of the neck of the lower tobacco, and the threading of the neck of the upper tobacco and the threading of the neck of the lower tobacco are performed alternately;

s4, pressing the neck of the cigar tobacco 9 from top to bottom through the neck upper pressing mould 31;

s5, enabling the threading crochet hook 51 to pass through the tobacco necks of the cigar leaves 9 in sequence along a direction parallel to the tobacco necks of the cigar leaves 9 in sequence, fixing the wire 41 in the hook groove of the threading crochet hook 51, enabling the threading crochet hook 51 to withdraw from the tobacco necks of the cigar leaves 9 in sequence, and enabling the wire 41 to sequentially thread the tobacco necks of the cigar leaves 9 into strings;

s6, removing the neck upper pressing mould 31 from the upper part of the neck, cutting off the wires 41 at two ends of the cigar tobacco 9 in a string, enabling the neck upper pressing mould 31 to move upwards along the neck pressing guide rail 123, enabling the neck removing plate 62 to lift the neck upwards to enable the neck to be separated from the clamping groove 221 of the neck upper pressing mould 31, removing the tobacco braiding rod 8, and enabling the wires 41 to be hung on the tobacco braiding rod 8 by sliding down the upper tobacco leaf and the lower tobacco leaf in the process of removing the tobacco braiding rod 8, wherein the upper tobacco leaf and the lower tobacco leaf are respectively arranged at two sides of the tobacco braiding rod 8.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent substitutions of the utility model will occur to those skilled in the art, which are within the spirit and scope of the utility model.

Claims (16)

1. A cigar tobacco braiding machine, comprising:

a frame;

the tobacco neck clamping device comprises a tobacco neck lower clamping die fixed on the frame, wherein the tobacco neck lower clamping die is provided with a plurality of clamping grooves for accommodating tobacco necks of cigar tobacco leaves, each clamping groove is provided with an upward opening, each clamping groove penetrates through the width direction of the tobacco neck lower clamping die, the clamping grooves are uniformly arranged along the length direction of the tobacco neck lower clamping die, the tobacco neck lower clamping die is also provided with needle penetrating holes penetrating through the length direction of the tobacco neck lower clamping die, and the needle penetrating holes penetrate through all clamping grooves;

the tobacco neck pressing device comprises a tobacco neck upper pressing die, the tobacco neck upper pressing die is vertically opposite to the tobacco neck lower clamping die and can move up and down above the tobacco neck upper pressing die, and the tobacco neck upper pressing die and the tobacco neck lower clamping die can be matched to limit the position of the tobacco neck of cigar tobacco leaves;

the line top device is positioned at one end of the cigarette neck clamping device, and a line is wound on the line top device;

the threading needle threading device is positioned at the other end of the cigarette neck clamping device and comprises a threading crochet hook and a needle feeding device capable of driving the threading crochet hook to move towards or away from the line top device in the threading hole, and a crochet hook groove capable of hooking the line is formed in one end of the threading crochet hook, which faces the line top device.

2. The cigar leaf tobacco braiding machine of claim 1, wherein the length of the threading crochet is greater than the sum of the length of the lower neck clamping die and the distance from the end of the lower neck clamping die far from the upper end to the needle feeding device.

3. The cigar leaf tobacco braiding machine according to claim 1, wherein the lower tobacco neck clamping die is provided with a positioning groove parallel to the needle penetrating hole, the lower part of the positioning groove is communicated with the upper part of the needle penetrating hole, the upper tobacco neck pressing die is provided with a positioning boss parallel to the positioning groove, the positioning boss is disconnected at a position opposite to the clamping groove to form a space for accommodating a cigar leaf tobacco neck, and when the upper tobacco neck pressing die is matched with the lower tobacco neck clamping die, the positioning boss is matched with the positioning groove to position the threading crochet needle.

4. A cigar leaf tobacco cutter according to claim 3, wherein the inner wall of the locating slot and the outer wall of the locating boss have the same taper.

5. The cigar leaf tobacco braiding machine according to claim 1, wherein the frame is provided with a neck pressing guide rail extending up and down, the neck pressing device further comprises a neck pressing frame capable of moving up and down along the neck pressing guide rail and a neck pressing driver for driving the neck pressing frame to move up and down, and the neck pressing upper die is fixed on the neck pressing frame.

6. The cigar tobacco leaf tobacco braiding machine according to claim 1, wherein the wire-top device comprises a flat wire seat fixed with the frame, a wire fixing rod perpendicular to the wire seat and one end of which is fixed with the wire seat, a wire-top body sleeved outside the wire fixing rod and capable of rotating relative to the wire fixing rod, a spring sleeved outside the wire fixing rod and positioned at the upper end of the wire-top body, and a pressing sheet sleeved outside the wire fixing rod and positioned between the spring and the wire-top body, wherein the other end of the wire fixing rod is provided with a thread, the wire-top device further comprises a nut matched with the thread, and the nut applies downward pressure to the spring to enable the spring to press the wire-top body to the wire seat.

7. The cigar tobacco leaf weaving machine according to claim 6, wherein the thread reel device comprises a thread take-up lever which is horizontally arranged and is positioned higher than the lower end of the thread reel body, and the thread take-up lever is provided with a thread groove for limiting the thread.

8. The cigar tobacco leaf tobacco braiding machine according to claim 5, wherein the needle feeding device comprises at least one needle feeding group, wherein the needle feeding group comprises a first needle feeding wheel and a second needle feeding wheel, the rotation speeds of the first needle feeding wheel and the second needle feeding wheel are the same and the rotation directions are opposite, needle feeding grooves encircling the outer circumference wall are formed in the outer circumference walls of the first needle feeding wheel and the second needle feeding wheel, and the needle feeding grooves of the first needle feeding wheel and the needle feeding grooves of the second needle feeding wheel are oppositely surrounded to form a needle feeding space for accommodating threading crochets.

9. The cigar leaf tobacco cutter of claim 8, wherein the needle set further comprises a first shaft and a second shaft, the first needle wheel is mounted on the first shaft and rotates synchronously with the first shaft, the first shaft further comprises a first gear that rotates synchronously, the second needle wheel is mounted on the second shaft and rotates synchronously with the second shaft, the second shaft comprises a second gear that rotates synchronously, and the first gear is meshed with the second gear.

10. The cigar tobacco leaf tobacco braiding machine according to claim 9, wherein the needle feeding device comprises a first needle feeding group and a second needle feeding group, wherein a first gear of the first needle feeding group is driven by a motor to form a driving wheel, the second rotating shaft is provided with a driving pulley, the first rotating shaft or the second rotating shaft of the second needle feeding group is provided with a driven pulley, and the driving pulley drives the driven pulley through a transmission belt.

11. The cigar tobacco cutter of claim 10, further comprising a needle carrier fixed to the frame, the needle carrier having a first mounting hole and a second mounting hole, the first and second mounting holes being vertically opposed, the first shaft being mounted in the first mounting hole by a first bearing such that the first shaft is rotatable relative to the frame, the second shaft being mounted in the second mounting hole by a second bearing such that the second bearing is rotatable relative to the frame, the second mounting hole having a dimension in an up-down direction greater than an outer diameter of the second bearing, the needle carrier further comprising a needle pressing structure that is adjustable and fixes an up-down position of the second bearing.

12. The cigar leaf tobacco braiding machine of claim 8, wherein the frame is further provided with a needle guide nozzle, the needle guide nozzle is positioned between the lower tobacco neck clamping die and the needle feeding device, the needle guide nozzle is provided with a needle guide hole, the needle guide hole is aligned with the needle feeding space, and the needle guide hole is used for the threading crochet needle to pass through and guide the threading crochet needle to align with a needle penetrating hole of the lower tobacco neck clamping die.

13. The cigar tobacco leaf tobacco braiding machine of claim 12, wherein the frame is further provided with a guide tube, the guide tube is located at one end of the needle feeding device away from the guide tube mouth, the guide tube is horizontally arranged to be aligned with the needle feeding space, and a threading crochet needle is provided inside the guide tube to pass through and keep the threading crochet needle horizontal.

14. The cigar leaf tobacco machine of claim 10, further comprising a neck removing device comprising a neck removing rail provided on the frame and extending up and down, a neck removing frame movable up and down along the neck removing rail, a neck removing plate fixed to the neck removing frame and a neck removing driver for driving the neck removing frame to move up and down, wherein the neck removing plate is parallel to the lower neck clamping die, and is positioned below the end of the neck away from the leaf of cigar leaf when the middle part of the neck of cigar leaf is clamped in the clamping groove of the lower neck clamping die.

15. The cigar leaf tobacco cutter of claim 14, further comprising a control device coupled to the motors of the neck pressing drive, the neck removing drive and the needle feeding device to control the opening, closing and operating parameters thereof.

16. The cigar leaf tobacco cutter according to any one of claims 1-15, further comprising a tobacco rod parallel to the length of the lower neck clamping die, wherein the frame further comprises a tobacco rod seat for supporting the tobacco rod, wherein the tobacco rod separates the upper and lower layers of tobacco leaves between the upper and lower layers of tobacco leaves, and wherein the tobacco rod is detachable from the tobacco rod seat and picks up the two rows of tobacco leaves after the tobacco is cut.