CN114275513A

CN114275513A - Automatic feeding device of cloth paving machine

Info

Publication number: CN114275513A
Application number: CN202111604932.3A
Authority: CN
Inventors: 唐学安; 李洁雄; 陈旸; 潘婉欣
Original assignee: Foshan Shunde Hongying Garment Co ltd
Current assignee: Foshan Shunde Hongying Garment Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-04-05

Abstract

The application relates to an automatic feeding device of shop's cloth machine, it includes chassis and elevating platform, first lift track and second lift track are installed perpendicularly respectively to the chassis both sides, elevating platform both ends difference sliding connection is in first lift track and second lift track, the elevating platform extending direction is unanimous with the horizontal direction, first lift track bottom is provided with and is used for driving the elevating platform and carries out the elevating system who goes up and down. This application has the effect that reduces workman's operation intensity.

Description

Automatic feeding device of cloth paving machine

Technical Field

The application relates to the technical field of auxiliary feeding equipment, in particular to an automatic feeding device of a cloth paving machine.

Background

A cloth laying machine is a machine that lays rolled pieces of cloth layer by layer in alignment on a cutting table for cutting. Specifically, after loosening the cloth of lapping and aligning layer by layer and stacking, place the cloth of lapping on putting the flitch, for the convenience of unifying the continuity of operation in unison, need lay a plurality of cloth simultaneously and place one by one on the flitch of putting of difference, will put the flitch again and put into along the vertical direction from low to high and put on the work or material rest. The material placing frame is also beneficial to placing the rolled cloth for a certain time, and the deformation generated when the cloth is rolled is recovered. When the cloth spreading machine works, the material placing plate needs to be lifted down from the material placing frame and placed on the cutting table of the cloth spreading machine for the cloth spreading machine to cut.

Because the height of the feeding platform of the cloth paving machine is fixed, and the material placing frame is provided with supporting pieces for placing the material placing plate at different heights, when feeding, cloth which is paved layer by layer has certain weight, two workers need to combine the force to lift the material placing plate to the feeding position of the cloth paving machine for feeding, the operation intensity of the workers is increased by different height differences and material weights, and long-time stoop lifting or arm lifting support easily causes overstrain damage to the workers, which needs to be further improved.

Disclosure of Invention

In order to reduce the working strength of workman's shop cloth machine pan feeding operation, this application provides an automatic feeding device of shop cloth machine.

The application provides an automatic feeding device of shop's cloth machine adopts following technical scheme:

the utility model provides an automatic feeding device of shop's cloth machine, includes chassis and elevating platform, first lift track and second lift track are installed perpendicularly respectively to the chassis both sides, elevating platform both ends are sliding connection respectively in first lift track and second lift track, the elevating platform extending direction is unanimous with the horizontal direction, first lift track bottom is provided with and is used for driving the elevating platform and carries out the elevating system who goes up and down.

Through adopting above-mentioned technical scheme, when needs carry out the material loading, rise the elevating platform to the high position that needs got the material, will put the flitch level and drag to the elevating platform on, lower elevating platform keeps on level with shop's cloth machine pan feeding department afterwards, will put the flitch level and drag to pan feeding department, accomplish the material loading to cloth, holistic material loading operation is more convenient, effectively reduce the working strength of workman shop's cloth machine pan feeding operation, reduce the injury damage that needs to lift the weight for a long time and cause the health, also effectively improved the security of pan feeding operation process.

Optionally, elevating system includes drive box, lift driving piece, first lead screw and second lead screw, the drive box is installed and is close to first lift track department in the chassis, first lift track mounting is in drive box top, the lift driving piece is installed in drive box bottom, first lead screw vertical rotation connect in first lift track and the bottom with the lift driving piece is connected, the lift driving piece is used for driving first lead screw and carries out positive reverse rotation, the second lead screw vertical rotation is connected in second lift track, first lead screw and second lead screw be threaded connection in elevating platform both ends respectively, first lead screw with be provided with between the second lead screw and be used for driving second lead screw and first lead screw and carry out syntropy pivoted drive assembly.

Through adopting above-mentioned technical scheme, start the lift driving piece and drive first lead screw and carry out forward and reverse rotation to drive the second lead screw through drive assembly and carry out forward and reverse rotation, and then realized that the drive elevating platform goes up and down, simple structure, it is not redundant, easily realize, and can effective reduce cost.

Optionally, a steering assembly for switching the first screw rod to perform forward and reverse rotation is arranged between the lifting driving piece and the first screw rod, the steering assembly comprises a driving gear, a supporting shaft, a driven gear, a rotating shaft, a connecting shaft sleeve, a forward gear, a reverse gear and a steering ring, the driving gear is connected with the output shaft of the lifting driving piece, the supporting shaft is vertically and fixedly connected with the bottom wall inside the driving box, the driven gear is rotatably connected with the top of the supporting shaft, the lower end of the driving gear is meshed with the intersection of the upper end of the driven gear, one end of the rotating shaft is rotatably connected with the bottom wall inside the driving box and positioned between the driving gear and the driven gear, the other end of the rotating shaft is fixedly connected with the bottom end of the first screw rod, the connecting shaft sleeve is sleeved and is slidably connected outside the rotating shaft along the extending direction of the rotating shaft, the driving box is provided with a driving box, a connecting shaft sleeve is arranged on the driving box, a driving shaft is arranged on the driving shaft, and a driving shaft is arranged on the driving shaft.

Through adopting above-mentioned technical scheme, the slip subassembly that sets up can drive to turn to the ring and slide along the vertical direction to drive and connect the axle sleeve and descend or rise the slip along axis of rotation extending direction. When the connecting shaft sleeve descends, the forward gear is meshed with the upper end of the driving gear, so that the connecting shaft sleeve is driven to rotate forward under the action of the flat key; when the connecting shaft sleeve rises, the reverse gear can be meshed with the lower end of the driven gear, so that the connecting shaft sleeve is driven to enable the first screw rod to rotate reversely under the action of the flat key, the structure is ingenious, and the lifting stability is stronger by the aid of the screw rod.

Optionally, the sliding assembly comprises a fixed block, supporting blocks, a transmission shaft, a rocker arm and a clamping block, the fixed block is mounted at the position, close to the side wall of the connecting shaft sleeve, of the driving box through the supporting blocks, the transmission shaft is horizontally and rotatably connected into the fixed block, one end of the rocker arm is fixedly connected to one side, close to the fixed block, of the transmission shaft, the other end of the rocker arm is rotatably connected with the clamping block, the clamping block is provided with a rotating groove for inserting and rotating the steering ring wall, and a driving assembly for driving the transmission shaft to rotate is arranged in the driving box.

Through adopting above-mentioned technical scheme, the drive assembly who sets up can drive limit transmission shaft and rocking arm and rotate to under the cooperation that rotates the groove, rotate the joint piece, and then drive steering ring and connecting axle sleeve and go up and down along axis of rotation extending direction, this mode makes lift drive only need same direction to rotate, its forward and reverse drive output shaft that need not control rotates, effectively improve the life-span of lift driving piece, and simultaneously, because the function reduces, the equipment cost of purchase is corresponding reduction also.

Optionally, the driving assembly includes a rotary driving member, a driving cone pulley, a rotating rod, a driven cone pulley, a limiting plate, a rack, a clip rotating track and a rotary gear, the rotary driving member is installed at the bottom wall of the driving box, the driving cone pulley is installed at the output shaft of the rotary driving member, one end of the rotating rod is rotatably connected with the side wall of the driving box near one side of the transmission shaft and deviates from the driving box and is fixedly connected with the driven cone pulley, the driven cone pulley is engaged with the driving cone pulley, the limiting plate is vertically installed at the side wall of the driving box near one side of the rotating rod, the limiting plate is provided with a sliding groove for the insertion of the rack in a sliding manner along the extending direction thereof, the bottom end of the rack is fixedly connected with the middle part of the top side of the clip rotating track, the rotating rod is installed at the end far from the driven cone pulley and is provided with a clamping block, the clip rotating track is provided with a mouth-shaped sliding groove for the insertion of the clamping block in a sliding manner, the rotating gear is sleeved on the outer wall of the transmission shaft and meshed with the rack.

Through adopting above-mentioned technical scheme, start to rotate driving piece drive initiative cone pulley and drive driven cone pulley and rotate, thereby drive the dwang and rotate, the shape of returning runner slides along the vertical direction under the restriction of the drive of dwang and sliding tray, the rack is followed the shape of returning runner and is slided along the vertical direction, and then drive the running gear and rotate, make the rocking arm take place to rotate, effectively to connecting the axle sleeve along the slip of vertical direction, effectively realize automatic drive forward gear and driving gear meshing or reverse gear driven gear meshing.

Optionally, the sum of the thicknesses of the driving gear and the driven gear is smaller than the length of the connecting shaft, the transmission shaft abuts against the inside of the rotating gear, an opening through which the transmission shaft penetrates is formed in the side wall of the driving box, and the transmission shaft is detachably provided with a rotating handle.

Through adopting above-mentioned technical scheme, after rotating the driving piece and breaking down, the workman usable is greater than the power rotation handle of the static friction between running gear and the transmission shaft to drive the transmission shaft and rotate, change into the slip of manual regulation connecting shaft sleeve by the slip of automatically regulated connecting shaft sleeve, increased the application scope of this application, keep the normal operating of assembly line.

Optionally, the transmission assembly includes a transmission rail, a first chain wheel, a second chain wheel and a chain, the transmission rail is horizontally installed between the top end of the first lifting rail and the top end of the second lifting rail, the first chain wheel is horizontally installed at the top of the first screw rod, the second chain wheel is horizontally installed at the top of the second screw rod, and the chain is connected between the first chain wheel and the second chain wheel.

Through adopting above-mentioned technical scheme, first lead screw rotates and drives first sprocket and rotate to drive the chain and rotate, further drive the second sprocket and carry out the syntropy and rotate, simple structure easily realizes.

Optionally, a plurality of pulleys are uniformly installed at the top end of the lifting platform.

Through adopting above-mentioned technical scheme, the pulley that sets up is convenient for the workman to slide the lifter mesa put the flitch, effectively reduces work load.

Optionally, a limit switch electrically connected to the lifting driving member is installed on the top side of the bottom frame, and the limit switch is used for receiving a signal to stop rotation triggered by the lifting platform to stop driving of the lifting driving member.

Through adopting above-mentioned technical scheme, the limit switch who sets up can be fallen too low at the elevating platform, and when the workman is not noticed, the timely control elevating platform reduces, reduces the lifter plate and hits the lift driving piece continuation drive behind the chassis to the condition emergence that causes the damage to drive incasement part.

Optionally, the two sides of the lifting platform are rotatably connected with a protection frame.

Through adopting above-mentioned technical scheme, the protection frame of setting is favorable to going up and down when carrying too high cloth at the elevating platform, through rotating the butt in the cloth side that piles up to the realization is to the fixed of cloth, reduces the cloth and takes place the condition that collapses and drop because of too high.

To sum up, the beneficial technical effects that this application includes are as follows:

when the material loading is needed, the lifting platform is lifted to the height position where the material needs to be taken, the material placing plate is horizontally dragged to the lifting platform, then the lifting platform is lowered to be level with the material feeding position of the cloth spreading machine, the material placing plate is horizontally dragged to the material feeding position, the material loading of the cloth is completed, the overall material loading operation is more convenient, the working strength of the material feeding operation of the cloth spreading machine of a worker is effectively reduced, the damage to bodies caused by the fact that heavy objects need to be lifted for a long time is reduced, and the safety of the operation process of the material feeding operation is also effectively improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of the internal section of the transmission rail in the embodiment of the application.

Fig. 3 is a schematic sectional structure view of the inside of the drive box in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a part of a driving assembly in an embodiment of the present application.

Description of reference numerals: 1. a chassis; 10. a lifting platform; 100. connecting blocks; 101. a triangular fixing plate; 12. a first lifting rail; 13. a second lifting rail; 14. a universal wheel; 2. a drive box; 20. a lifting drive member; 21. a first lead screw; 22. a second lead screw; 3. a driving gear; 30. a support shaft; 31. a driven gear; 32. a rotating shaft; 33. connecting the shaft sleeve; 34. a forward gear; 35. a reverse gear; 36. a steering ring; 37. a flat bond; 4. a fixed block; 40. a support block; 41. a drive shaft; 42. a rocker arm; 43. a clamping block; 44. a rotating groove; 5. rotating the driving member; 50. a driving cone pulley; 51. rotating the rod; 52. a driven cone pulley; 53. a limiting plate; 54. a rack; 55. performing clip transfer; 56. a rotating gear; 57. a mouth-shaped chute; 6. a first inductor; 60. a second inductor; 61. a control box; 62. a lift start button; 63. a stop button; 7. rotating the handle; 70. a square opening; 8. a drive rail; 80. a first sprocket; 81. a second sprocket; 82. a chain; 9. a pulley; 90. a limit switch; 91. a buffer block; 92. a protective frame.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses automatic feeding device of cloth paving machine. Referring to fig. 1 and 2, the automatic feeding device of the cloth spreading machine comprises an underframe 1 and a lifting table 10, wherein a first lifting rail 12 and a second lifting rail 13 are respectively vertically installed on two sides of the underframe 1 in the width direction, and universal wheels 14 are installed at the foot positions of the underframe 1 to facilitate movement. The lifting platform 10 is horizontally disposed, and two ends of the lifting platform 10 in the width direction are respectively connected in the first lifting rail 12 and the second lifting rail 13 in a sliding manner. Be provided with elevating system in first lift track 12 bottom, elevating system can drive elevating platform 10 and go up and down, when carrying out the material loading, rise elevating platform 10 to the position that needs got the material, again will put the flitch level and draw to elevating platform 10 on, lower elevating platform 10 is to keeping level with shop's cloth machine pan feeding department again, will put the flitch level and draw to pan feeding department, thereby accomplish the material loading to cloth, the material loading operation is more convenient, the working strength of workman's pan feeding operation in the past has greatly been reduced, the security of pan feeding operation has also effectively been improved.

Referring to fig. 2 and 3, in the present embodiment, the lifting mechanism includes a driving box 2, a lifting driving member 20, a first lead screw 21 and a second lead screw 22, wherein the driving box 2 is mounted on the chassis 1 near the top of the first lifting rail 12, the first lifting rail 12 is vertically mounted on the top of the driving box 2, and the lifting driving member 20 is mounted on the bottom of the driving box 2, in the present embodiment, the lifting driving member 20 can be a motor. The first screw rod 21 is rotatably connected in the first lifting track 12 along the vertical direction, the first screw rod 21 is rotatably connected through a bearing, the bottom end of the first screw rod 21 is connected with an output shaft of the lifting driving part 20, and the lifting driving part 20 can drive the first screw rod 21 to rotate forward and backward. Meanwhile, the second lead screw 22 is vertically and rotatably connected in the second lifting track 13, the first lead screw 21 and the second lead screw 22 are respectively in threaded connection with two ends of the lifting table 10, specifically, the first lead screw 21 and the second lead screw 22 are in threaded connection with connecting blocks 100, the two connecting blocks 100 are respectively in sliding connection with the first lifting track 12 and the second lifting track 13, a triangular fixing plate 101 is vertically installed on one side, close to the connecting blocks 100, of the lifting table 10, and the triangular fixing plate 101 is fixedly connected with the connecting blocks 100. In addition, a transmission assembly is arranged between the first screw rod 21 and the second screw rod 22, and the transmission assembly can drive the second screw rod 22 to rotate in the same direction as the first screw rod 21. The lifting driving part 20 is started to drive the first screw rod 21 to rotate in the forward and reverse directions, so that the transmission assembly drives the second screw rod 22 to rotate in the forward and reverse directions, and the lifting platform 10 is driven to lift.

Referring to fig. 2, in the present embodiment, the provided transmission assembly includes a transmission rail 8, a first sprocket 80, a second sprocket 81 and a chain 82, wherein the transmission rail 8 is installed between the top end of the first lifting rail 12 and the top end of the second lifting rail 13 along the horizontal direction, the inside of the transmission rail 8 is respectively communicated with the inside of the first lifting rail 12 and the inside of the second lifting rail 13, the first sprocket 80 is installed on the top of the first lead screw 21 along the horizontal direction, the second sprocket 81 is installed on the top of the second lead screw 22 along the horizontal direction, the chain 82 is connected between the first sprocket 80 and the second sprocket 81, and the chain 82 is in a tensioned state. When the first lead screw 21 rotates, the first chain wheel 80 is driven to rotate, and then the chain 82 is driven to pull the second chain wheel 81 to rotate, so that the second lead screws 22 rotate in the same direction.

In addition, referring to fig. 2 and 3, a steering assembly is disposed between the lifting driving member 20 and the first lead screw 21, and the steering assembly can switch the first lead screw 21 to rotate in forward and reverse directions, specifically, the steering assembly includes a driving gear 3, a supporting shaft 30, a driven gear 31, a rotating shaft 32, a connecting sleeve 33, a forward gear 34, a reverse gear 35 and a steering ring 36, wherein the center of the driving gear 3 is fixedly connected to the output shaft of the lifting driving member 20, the supporting shaft 30 is fixedly connected to the bottom wall of the driving box 2 along the vertical direction, the center of the driven gear 31 is rotatably connected to the top of the supporting shaft 30, in this embodiment, the height of the supporting shaft 30 is smaller than the height of the lifting driving member 20, the thickness of the driving gear 3 is the same as that of the driven gear 31, the lower end of the driving gear 3 is engaged with the upper end of the driven gear 31, the driving gear 3 and the driven gear 31 are driven by the same lifting driving member 20, and the direction of rotation is opposite.

Referring to fig. 3, further, one end of the rotating shaft 32 is rotatably connected to the bottom wall of the interior of the driving box 2, the rotating shaft 32 is disposed along the vertical direction and the rotating shaft 32 is located between the driving gear 3 and the driven gear 31, and the other end of the rotating shaft 32 is fixedly connected to the bottom end of the first lead screw 21. The connecting shaft sleeve 33 is sleeved outside the rotating shaft 32, the connecting shaft sleeve 33 is slidably connected outside the rotating shaft 32 along the extending direction of the rotating shaft 32, specifically, a flat key 37 is integrally formed on the outer wall of the rotating shaft 32 along the extending direction, and a flat key 37 groove (not marked in the figure) for the flat key 37 to slidably penetrate is formed in the connecting shaft sleeve 33, so that the sliding connection of the connecting shaft sleeve 33 is realized. The center of the forward gear 34 is installed at the top end of the connecting shaft sleeve 33, the forward gear 34 is movably connected outside the rotating shaft 32, meanwhile, the center of the reverse gear 35 is installed at the bottom end of the connecting shaft sleeve 33, the reverse gear 35 is movably connected outside the rotating shaft 32, the forward gear 34 is parallel to the reverse gear 35, the fixing ring of the steering ring 36 is arranged at the middle of the connecting shaft sleeve 33, a sliding assembly is further arranged in the driving box 2, the sliding assembly can drive the steering ring 36 to slide along the vertical direction, and therefore the connecting shaft sleeve 33 is driven to descend or ascend and slide along the extending direction of the rotating shaft 32. When the connecting shaft sleeve 33 descends, the forward gear 34 can be meshed with the upper end of the driving gear 3, and the reverse gear 35 is separated from the driven gear 31, so that the connecting shaft sleeve 33 is driven to enable the first screw rod 21 to rotate in the forward direction under the action of the flat key 37; when the connecting sleeve 33 is lifted, the reverse gear 35 can be meshed with the lower end of the driven gear 31, and the forward gear 34 is disengaged from the driving gear 3, so that the connecting sleeve 33 is driven to enable the first lead screw 21 to rotate reversely under the action of the flat key 37.

Referring to fig. 3, in the present embodiment, the sliding assembly includes a fixed block 4, a supporting block 40, a transmission shaft 41, a rocker arm 42 and a clamping block 43, wherein the fixed block 4 is installed at a side wall of the driving box 2 near the connecting shaft sleeve 33 through a plurality of supporting blocks 40, the fixed block 4 is provided with a rotating hole (not labeled in the figure) for the transmission shaft 41 to penetrate through, the transmission shaft 41 is rotatably connected in the fixed block 4, an extending direction of the transmission shaft 41 is the same as a horizontal direction, one end of the rocker arm 42 is fixedly connected to a side of the rotating shaft 32 near the fixed block 4, and the other end of the rocker arm 42 is rotatably connected with the clamping block 43, in the present embodiment, a rotating groove 44 is formed at a side of the clamping block 43 away from the rocker arm 42, the rotating groove 44 is formed for the annular wall of the steering ring 36 to penetrate through and rotate, in addition, a driving assembly is further provided in the driving box 2, and the driving assembly can drive the transmission shaft 41 and the rocker arm 42 to rotate, therefore, the clamping block 43 is rotated under the cooperation of the rotating groove 44, and the steering ring 36 and the connecting shaft sleeve 33 are driven to lift along the extending direction of the rotating shaft 32.

Referring to fig. 3 and 4, in the present embodiment, a driving assembly is provided, which includes a rotary driving member 5, a driving cone pulley 50, a rotary rod 51, a driven cone pulley 52, a limit plate 53, a rack 54, a return track 55 and a rotary gear 56, wherein the rotary driving member 5 is installed at the bottom wall inside the driving box 2, the center of the driving cone pulley 50 is fixedly connected to the output shaft of the rotary driving member 5, the rotary driving member 5 can drive the driving cone pulley 50 to rotate, and in this embodiment, the rotary driving member 5 can be selected as a motor. One end of the rotating rod 51 is rotatably connected with the side wall of the driving box 2 close to the transmission shaft 41, and meanwhile, the end of the rotating rod departs from the driving box 2 and is fixedly connected with the center of the driven cone pulley 52, and the driven cone pulley 52 is meshed with the driving cone pulley 50. Install limiting plate 53 along the vertical direction in the lateral wall department that drive case 2 is close to dwang 51 one side, limiting plate 53 has seted up the sliding tray (not marked in the picture) along its extending direction, the sliding tray of setting supplies rack 54 to slide and alternates, rack 54 bottom and return shape runner 55 top side middle part integrated into one piece to keep away from driven cone pulley 52 one end at dwang 51 and install the fixture block, return shape runner 55 and seted up and supply mouthful shape spout 57, the mouthful shape spout 57 of setting can supply the fixture block to alternate and slide. In this embodiment, the top and bottom sides of the clip-shaped rotating track 55 are horizontally disposed, and the two sides of the clip-shaped rotating track are vertically curved with a radius consistent with the length of the rotating rod 51. The rotating gear 56 is sleeved on the outer wall of the transmission shaft 41, and the rotating gear 56 is meshed with one side of the rack 54 with the insections. In addition, a first sensor 6 is arranged on the inner wall of the middle opening-shaped sliding groove 57 on the top side of the clip-shaped rotating rail 55, the first sensor 6 is electrically connected with the lifting driving member 20, and water is supplied, a second sensor 60 is arranged on the inner wall of the middle opening-shaped sliding groove 57 on the bottom side of the clip-shaped rotating rail, the second sensor 60 is electrically connected with the lifting driving member 20, and the first sensor 6 and the second sensor 60 are both used for sensing whether the clip abuts against the clip, so that a rotation stopping signal is generated and sent to the lifting driving member 20 in a triggering mode.

As described above, the driving cone pulley 50 is driven to rotate the driven cone pulley 52 by starting the rotation driving member 5, so that the rotating lever 51 is driven to rotate, and the clip 55 slides in the vertical direction under the driving of the rotating lever 51 and the restriction action of the sliding groove.

Specifically, when the fixture block slides to the top side of the clip-shaped rotating rail 55 and approaches one side of the driven gear 31, the clip-shaped rotating rail 55 and the rack 54 are pushed to slide upwards; when the fixture block slides to the middle of the top side of the clip-shaped rotating rail 55, the fixture block abuts against the first sensor 6, the lifting driving member 20 stops rotating, the clip-shaped rotating rail 55 and the rack 54 slide upwards to the highest position, and at the moment, the rotating gear 56 rotates to drive the rocker arm 42 to rotate downwards, so that the forward gear 34 is meshed with the driving gear 3; when the latch block slides from the top middle portion of the clip track 55 to the side close to the pinion 3, the clip track 55 and the rack 54 are pushed to slide downward, and at this time, the forward gear 34 gradually disengages from the pinion 3. When the fixture block slides to the bottom side of the clip-shaped rotating rail 55 and approaches one side of the driving gear 3, the clip-shaped rotating rail 55 and the rack 54 are pushed to slide downwards on the basis of the initial position; when the fixture block slides to the middle of the bottom side of the clip-shaped rotating rail 55, the fixture block abuts against the second sensor 60, the lifting driving member 20 stops rotating, the clip-shaped rotating rail 55 and the rack 54 slide downwards to the highest position, and at this time, the rotating gear 56 rotates to drive the rocker arm 42 to rotate upwards, so that the counter gear 35 is meshed with the driven gear 31; when the latch slides from the bottom middle of the clip 55 to the side close to the driven gear 31, the clip pushes the clip 55 and the rack 54 to slide upward, and at this time, the reverse gear 35 gradually disengages from the driven gear 31. In summary, a cycle switching between the forward gear 34 and the reverse gear 35 is integrally formed, the ascending or descending height of the lifting platform 10 is determined by the time when the forward gear 34 is engaged with the driving gear 3 or the reverse gear 35 is engaged with the driven gear 31, and the visual operation of the worker can control the lifting driving member 20 to stop driving according to the actual situation by observing the ascending height of the lifting platform 10.

Specifically, referring to fig. 1 and 4, a control box 61 is further disposed at one side of the first lifting rail 12, a lifting start button 62 and a stop button 63 are disposed in the control box 61, the lifting start button 62 sequentially controls the lifting and lowering of the lifting platform 10 in a cycle, the lifting start button 62 can control the lifting or lowering of the lifting platform 10 to be started, and the stop button 63 can control the lifting platform 10 to be stopped. Specifically, the lifting start button 62 is electrically connected with the rotary driving member 5 and the lifting driving member 20, the stop button 63 is electrically connected with the rotary driving member 5, when the lifting start button 62 is pressed, the rotary driving member 5 and the lifting driving member 20 can be started to rotate successively, when the lifting platform 10 ascends or descends to a required height, the lifting driving member 20 can be immediately controlled to stop driving by pressing the stop button 63, and at this time, the rotary driving member 5 is already sensed by the first sensor 6 or the second sensor 60 to stop driving after the lifting platform 10 starts ascending and descending.

In addition, referring to fig. 3 and 4, the sum of the thicknesses of the driving gear 3 and the driven gear 31 is smaller than the length of the connecting shaft, the transmission shaft 41 is abutted to the inside of the rotating gear 56, an opening through which the transmission shaft 41 penetrates is formed in the side wall of the driving box 2, when the rotating gear 56 is driven to rotate, the transmission shaft 41 rotates along with the driving shaft, meanwhile, referring to fig. 1, the rotating handle 7 is detachably installed on the transmission shaft 41, specifically, a square opening 70 through which the rotating handle 7 is inserted is formed in the position where the transmission shaft 41 is exposed out of the driving box 2, the end of the rotating handle 7 is also set to be square, by inserting the rotating handle 7 to the transmission shaft 41, the rotating handle 7 can be manually rotated, specifically, a worker can rotate the rotating handle 7 by using a force larger than the static friction force between the rotating gear 56 and the transmission shaft 41, thereby driving the transmission shaft 41 to rotate, and after the rotating driving member 5 fails, by manually adjusting the sliding movement of the coupling sleeve 33, the forward gear 34 is engaged with the driving gear 3 or the reverse gear 35 is engaged with the driven gear 31.

Referring to fig. 1, in the present embodiment, a limit switch 90 is installed on the top side of the driving box 2, the limit switch 90 is electrically connected to the lifting driving member 20, and the limit switch 90 can receive a signal which is abutted by the lifting platform 10 and triggers the stop of rotation to stop the driving of the lifting driving member 20, so as to reduce the occurrence of damage to internal parts of the driving box 2 due to the fact that the lifting driving member 20 continues to be driven after the lifting plate collides with the driving box 2.

Further, referring to fig. 1, a plurality of buffer blocks 91 are installed at the bottom of the lifting platform 10, and the arranged buffer blocks 91 are made of rubber materials, so that the occurrence of serious damage and noise caused by direct collision between the lifting platform 10 and the driving box 2 can be reduced.

In addition, referring to fig. 1, a plurality of pulleys 9 are uniformly installed at the top end of the lifting platform 10, so that a worker can conveniently slide the material placing plate on the table surface of the lifting platform 10, and the workload of the worker is reduced.

In addition, referring to fig. 1, the protection frames 92 are further rotatably connected to two sides of the lifting platform 10, and the protection frames 92 are arranged to be beneficial to supporting and fixing the cloth when the lifting platform 10 lifts and carries the cloth which is too high, so that the falling and falling situations are reduced.

The implementation principle of the embodiment of the application is as follows: when the material loading is needed, the lifting platform 10 is lifted to the height position corresponding to the material loading needed through the lifting mechanism, the material placing plate is horizontally pulled to the lifting platform 10, then the lifting platform 10 is lowered to the height position which is level to the material loading position of the cloth paving machine, and the material placing plate is horizontally pulled to the material loading position again, so that the material loading of the cloth is completed, the material loading operation is more convenient, the working strength of the material loading operation of the cloth paving machine of a worker is effectively reduced, and meanwhile, the condition that the damage of the body is caused due to the fact that the heavy object needs to be lifted for a long time is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic feeding device of shop cloth machine, its characterized in that, includes chassis (1) and elevating platform (10), first lift track (12) and second lift track (13) are installed perpendicularly respectively to chassis (1) both sides, sliding connection is in first lift track (12) and second lift track (13) respectively in elevating platform (10) both ends, elevating platform (10) extending direction is unanimous with the horizontal direction, first lift track (12) bottom is provided with and is used for driving elevating platform (10) to carry out the elevating system who goes up and down.

2. The automatic feeding device of a cloth paving machine according to claim 1, characterized in that: elevating system includes drive case (2), lifting drive spare (20), first lead screw (21) and second lead screw (22), install in chassis (1) and be close to first lift track (12) department drive case (2), first lift track (12) are installed in drive case (2) top, bottom in drive case (2) is installed in lifting drive spare (20), first lead screw (21) vertical rotation connect in first lift track (12) and bottom with lifting drive spare (20) are connected, lifting drive spare (20) are used for driving first lead screw (21) and carry out the forward rotation, second lead screw (22) vertical rotation connect in second lift track (13), threaded connection is respectively in elevating platform (10) both ends in first lead screw (21) and second lead screw (22), first lead screw (21) with be provided with between second lead screw (22) and be used for driving second lead screw (22) and first lead screw (22) (21) And the transmission assemblies rotate in the same direction.

3. The automatic feeding device of a cloth paving machine according to claim 2, characterized in that: be provided with between lift driving piece (20) and first lead screw (21) and be used for switching that first lead screw (21) carries out forward reverse pivoted and turn to the subassembly, turn to the subassembly and include driving gear (3), back shaft (30), driven gear (31), axis of rotation (32), connecting sleeve (33), forward gear (34), reverse gear (35) and turn to ring (36), driving gear (3) with lift driving piece (20) output shaft, back shaft (30) vertical fixation connects in the inside diapire department of drive case (2), driven gear (31) rotate to be connected in back shaft (30) top department, driving gear (3) lower extreme with the crossing department meshes in driven gear (31) upper end, axis of rotation (32) one end is rotated and is connected in the inside diapire of drive case (2) and is located between driving gear (3) and driven gear (31), the other end of the rotating shaft (32) is fixedly connected with the bottom end of the first screw rod (21), the connecting shaft sleeve (33) is sleeved with the connecting shaft sleeve (33) and is slidably connected to the outside of the rotating shaft (32) along the extending direction of the rotating shaft (32), the forward gear (34) is installed at the top end of the connecting shaft sleeve (33) and is movably connected to the outside of the rotating shaft (32), the reverse gear (35) is installed at the bottom end of the connecting shaft sleeve (33) and is movably connected to the outside of the rotating shaft (32), the fixing ring of the steering ring (36) is arranged at the middle part of the connecting shaft sleeve (33), and a sliding assembly used for driving the steering ring (36) to slide along the vertical direction is arranged in the driving box (2).

4. The automatic feeding device of a cloth paving machine according to claim 3, characterized in that: the sliding assembly comprises a fixed block (4), supporting blocks (40), a transmission shaft (41), a rocker arm (42) and a clamping block (43), the fixed block (4) is installed at the position, close to the side wall of the connecting shaft sleeve (33), of the driving box (2) through the supporting blocks (40), the transmission shaft (41) is horizontally connected in the fixed block (4) in a rotating mode, one end of the rocker arm (42) is fixedly connected to the position, close to one side of the fixed block (4) and the other end of the transmission shaft (41), of the transmission shaft (41) in a rotating mode, the clamping block (43) is provided with a rotating groove (44) for inserting and rotating the annular wall of the steering ring (36), and a driving assembly used for driving the transmission shaft (41) to rotate is arranged in the driving box (2).

5. The automatic feeding device of a cloth paving machine according to claim 4, characterized in that: the driving assembly comprises a rotating driving part (5), a driving cone pulley (50), a rotating rod (51), a driven cone pulley (52), a limiting plate (53), a rack (54), a square-shaped rotating rail (55) and a rotating gear (56), the rotating driving part (5) is installed at the inner bottom wall of the driving box (2), the driving cone pulley (50) is installed at the output shaft of the rotating driving part (5), one end of the rotating rod (51) is rotatably connected with the side wall of the driving box (2) close to one side of the transmission shaft (41) and deviates from the driving box (2) while being fixedly connected with the driven cone pulley (52), the driven cone pulley (52) is meshed with the driving cone pulley (50), the limiting plate (53) is vertically installed at the side wall of the driving box (2) close to one side of the rotating rod (51), and the limiting plate (53) is provided with a sliding groove in which the rack (54) is slidably inserted along the extending direction, rack (54) bottom with it changes shape revolving rail (55) top side middle part fixed connection to return, the fixture block is installed to driven cone pulley (52) one end is kept away from in dwang (51), it changes shape revolving rail (55) and has seted up confession fixture block and alternate gliding mouth shape spout (57), transmission shaft (41) outer wall department is located to rotating gear (56) cover, rotating gear (56) with rack (54) mesh mutually.

6. The automatic feeding device of a cloth paving machine according to claim 5, characterized in that: the thickness sum of the driving gear (3) and the driven gear (31) is smaller than the length of the connecting shaft, the transmission shaft (41) is abutted to the inside of the rotating gear (56), an opening for the transmission shaft (41) to penetrate out is formed in the side wall of the driving box (2), and the rotating handle (7) is detachably mounted on the transmission shaft (41).

7. The automatic feeding device of a cloth paving machine according to claim 2, characterized in that: the transmission assembly comprises a transmission rail (8), a first chain wheel (80), a second chain wheel (81) and a chain (82), the transmission rail (8) is horizontally arranged between the top end of the first lifting rail (12) and the top end of the second lifting rail (13), the first chain wheel (80) is horizontally arranged at the top of the first screw rod (21), the second chain wheel (81) is horizontally arranged at the top of the second screw rod (22), and the chain (82) is connected between the first chain wheel (80) and the second chain wheel (81).

8. The automatic feeding device of a cloth paving machine according to claim 1, characterized in that: a plurality of pulleys (9) are uniformly arranged at the top end of the lifting platform (10).

9. The automatic feeding device of a cloth paving machine according to claim 2, characterized in that: and a limit switch (90) electrically connected with the lifting driving piece (20) is installed at the top side of the driving box (2), and the limit switch (90) is used for receiving the driving of the lifting driving piece (20) which is abutted by the lifting platform (10) to trigger a rotation stopping signal to stop the lifting driving piece (20).

10. The automatic feeding device of a cloth paving machine according to claim 1, characterized in that: two sides of the lifting platform (10) are rotatably connected with a protective frame (92).