Conveying device of plate cutting machine

Abstract

The utility model relates to the field of plate cutting, and discloses a conveying device of a plate cutting machine, which comprises a cutting machine body, a pinch roll and a cutting saw, the cutting machine body is provided with a feed port and a discharge port, the feed port is rotatably connected with a driving shaft and a driven shaft, the driven shaft is sleeved outside the driving shaft, and the cutting saw is fixedly provided with a connecting frame. The inner ring of the bearing is in sliding connection with the outer ring of the driven shaft; a rack is mounted at the feeding port of the cutting machine body and rotationally connected with a rotating shaft, and the rotating shaft is in transmission connection with a transmission belt. A gear is arranged on the outer circle of the driving shaft, the driven shaft is in radial sliding connection with a connecting rod, the end, close to the driving shaft, of the connecting rod is provided with a tooth piece, the end, away from the tooth piece, of the connecting rod penetrates out of the outer ring of the driven shaft, a spring is connected between the connecting rod and the driven shaft, and the end of the connecting rod intersects with the motion trail of the inner ring of the bearing. The automatic feeding device has the effect of automatically stopping feeding when the plates are cut.

Description

Technical Field

[0001] The utility model relates to the technical field of plate cutting, in particular to a conveying device of a plate cutting machine. Background Art

[0002] In the production of composite panels for automobile interior decoration, the subsequent processing of the panels requires cutting of the entire panel, and manual cutting efficiency is low. The utility model can complete the cutting work during the panel conveying process and can adjust the cutting width.

[0003] Most of the existing plate cutting machines use a transmission belt to transport materials. The plates are transported to the cutting machine through the transmission belt. When the cutting machine needs to cut the plates perpendicular to the transmission direction of the plates, the transmission belt needs to stop transmitting the plates to prevent the plates from piling up at the cutting machine and affecting the cutting effect. In the prior art, the transmission belt is generally stopped manually or the plates are not placed on the transmission belt at this time. Both require manual observation and operation, and the work efficiency is low. In order to improve the above defects, the utility model proposes the following technical solutions. Utility Model Content

[0004] The utility model aims to provide a conveying device for a plate cutting machine, which has the effect of automatically stopping feeding when cutting the plate.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions: a conveying device of a plate cutting machine, comprising a cutting machine body, a clamping roller, and a cutting saw, wherein the cutting machine body is provided with a feed port and a discharge port, the clamping roller is rotatably connected to the discharge port, the cutting saw is slidably connected to the feed port, a driving shaft and a driven shaft are rotatably connected to the feed port, the driving shaft and the driven shaft are coaxially arranged, the driven shaft is sleeved on the driving shaft, the outer diameter of the axial section of the driven shaft is larger than the outer diameter of the axial section of the driving shaft, the driving shaft and the driven shaft span the cutting machine body, the cutting saw is fixedly provided with a connecting frame, the connecting frame is rotatably provided with a bearing, the The inner ring of the bearing is slidably connected to the outer ring of the driven shaft; a frame is installed on the cutting machine body at the feed port, the frame is rotatably connected to a rotating shaft, and the rotating shaft is connected to a transmission belt; a gear is provided on the outer circle of the driving shaft, and a connecting rod is radially slidably connected to the driven shaft, and a tooth piece is provided at the end of the connecting rod close to the driving shaft, and the end of the connecting rod away from the tooth piece passes through the outer ring of the driven shaft, and a spring is connected between the connecting rod and the driven shaft, and the end of the connecting rod intersects with the motion trajectory of the inner ring of the bearing, and the connecting rod is used to press the tooth piece against the gear surface, and the spring is used to push the tooth piece outward; the driving shaft is linked to the clamping roller, and the driven shaft is linked to the rotating shaft.

[0006] By adopting the above technical scheme, by setting the tooth piece, the above-mentioned tooth piece and gear sleeve are both located at the end of the discharge port, and the cutting saw is located at the gear when not cutting the plate, the bearing presses the connecting rod, the connecting rod is subjected to force to compress the spring and press the tooth piece against the gear, and the gear rotates continuously under the drive of the driving shaft, and the tooth piece is then meshed with the gear, the tooth piece drives the driven shaft to rotate, and the driven shaft drives the transmission belt to convey the plate, so that the purpose of continuous feeding of the cut plate can be achieved; when the cutting machine body needs to cut the plate, the cutting saw moves on the cutting machine body, and the movement of the cutting saw drives the bearing to move, the inner ring of the bearing is out of contact with the top of the connecting rod, the spring pushes the connecting rod out, and the connecting rod drives the tooth piece to disengage from the gear, the driven shaft stops rotating, the rotating shaft also stops rotating, and the transmission belt stops transmitting the plate, so that the purpose of the clamping roller continuing to rotate while the transmission belt stops rotating when cutting the plate can be achieved.

[0007] The utility model is further configured as follows: the number of the tooth pieces is several.

[0008] By adopting the above technical solution, the fault tolerance of the tooth engagement can be improved.

[0009] The utility model is further configured as follows: guide grooves are vertically opened at both ends of the feed port, a pressure rod is slidably connected to the guide groove, a cylinder is installed on the cutting machine body at the top of the feed port, and the piston end of the cylinder is connected to the pressure rod.

[0010] By adopting the above technical solution and providing a pressure rod, when the plate needs to be cut, the cylinder presses the pressure rod against the surface of the plate, thereby preventing the plate from twisting during cutting.

[0011] The utility model is further configured as follows: the cutting machine body is provided with a translation track at the feed port, a support body is slidably connected to the translation track, the cutting saw is installed on the support body, a lead screw is rotatably connected to the cutting machine body, a first motor is installed on the cutting machine body, an output end of the first motor is connected to the lead screw, and a threaded hole is opened in the support body for the lead screw to be threadedly connected and penetrated.

[0012] By adopting the above technical solution, by setting a support body, a first motor and a lead screw, when it is necessary to cut the plate, the first motor is driven, the first motor rotates forward to drive the lead screw to rotate forward, the lead screw drives the support body to move forward, the inner ring of the bearing is disengaged from the connecting rod, the spring pushes the connecting rod out, the connecting rod drives the gear piece to disengage from the gear, and the driven shaft stops rotating; after the cutting is completed, the first motor is reversed to drive the lead screw to reverse, the lead screw drives the support body to move backward, when the support body moves to the gear, the inner ring of the bearing presses down the end of the connecting rod, the connecting rod slides down and the gear piece presses against the gear surface and meshes, the driven gear continues to rotate, and the purpose of automatically stopping the transmission belt drive when cutting the plate can be achieved.

[0013] The utility model is further configured as follows: the cutting machine body is rotatably connected to a clamping shaft at the material outlet, the clamping roller is coaxially arranged on the outer ring of the clamping shaft, the cutting machine body is installed with a second motor, and the output end of the second motor is connected to the clamping shaft.

[0014] The utility model is further configured as follows: a slide rail is axially arranged on the outer ring of the driven shaft, a groove is formed on the inner ring of the bearing, and the slide rail is embedded in the groove.

[0015] By adopting the above technical solution, the inner ring of the bearing is relatively fixed to the driven shaft through the groove and the slide rail. At the gear, when the gear plate is engaged with the gear, the driven shaft rotates, and the inner ring of the bearing rotates together, so that the support body can slide on the outer ring of the driven shaft.

[0016] The utility model is further configured as follows: the driven shaft is provided with an inner ring guide hole and an outer ring guide hole for the connecting rod to pass through, an inner cavity is provided between the inner ring guide hole and the outer ring guide hole, a guide plate is fixedly provided on the connecting rod, guide blocks are provided on both sides of the guide plate, and sliding grooves are provided on both sides of the inner cavity for the guide blocks to be embedded and slide.

[0017] The utility model is further configured as follows: the spring is connected between the guide plate and the inner ring of the driven shaft.

[0018] By adopting the above technical solution, the spring is compressed when the connecting rod is squeezed, and the spring pushes the connecting rod out when the connecting rod is not squeezed by the bearing. The guide plate can be subjected to force and can also serve as a sliding guide for the connecting rod. When the tooth plate is engaged with the gear, it is equivalent to the connecting rod driving the driven shaft to rotate. The connecting rod and the inner ring guide hole and the outer ring guide hole are squeezed against each other, and the guide plate and the two sides of the cavity are subjected to force to jointly drive the driven shaft to rotate, thereby achieving the normal rotation of the driven shaft and the guiding of the connecting rod.

[0019] The utility model is further configured as follows: the clamping shaft is coaxially provided with a first driving wheel, the driving shaft is coaxially provided with a first driven wheel, and the first driving wheel and the first driven wheel are both configured as pulleys and are connected by a belt.

[0020] By adopting the above technical solution, the purpose of linkage between the driving shaft and the clamping roller can be achieved.

[0021] The utility model is further configured as follows: the driven shaft is coaxially provided with a second driving wheel, the rotating shaft is coaxially provided with a second driven wheel, and the second driving wheel and the second driven wheel are both configured as pulleys and connected by a belt.

[0022] By adopting the above technical solution, the purpose of linkage between the driven shaft and the rotating shaft can be achieved.

[0023] The beneficial effects of the utility model are as follows: the gear is fixed on the driving shaft, the tooth piece is radially slidably connected to the driven shaft, the movement of the support frame drives the bearing to move, the movement of the bearing presses the connecting rod, the connecting rod presses the tooth piece against the gear and meshes with the gear, thereby realizing automatic stopping of feeding when cutting the plate and continuing to convey the plate when cutting is finished. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0026] Figure 2 yes Figure 2 Schematic diagram of the local structure at the local power transmission point.

[0027] Figure 3 It is a schematic diagram of the overall structure of the utility model.

[0028] Figure 4 yes Figure 3 Schematic diagram of the local structure of the cutting saw.

[0029] Figure 5 It is a schematic diagram of the driving shaft, the driven shaft and the cutting saw of the utility model.

[0030] Figure 6 It is a schematic diagram of the cross-sectional structure of the driving shaft and the driven shaft of the utility model.

[0031] Figure 7 yes Figure 6 Schematic diagram of the local structure of the cavity.

[0032] In the figure, 1, cutting machine body; 11, clamping shaft; 111, clamping roller; 112, first driving wheel; 12, feeding port; 13, discharging port; 14, guide groove; 141, pressure rod; 15, cylinder; 16, translation track; 161, support body; 162, threaded hole; 17, lead screw; 18, first motor; 19, second motor; 2, driving shaft; 21, gear; 22, first driven wheel; 3, driven Drive shaft; 31, connecting rod; 311, gear; 312, guide plate; 313, guide block; 32, spring; 33, slide rail; 34, inner ring guide hole; 35, outer ring guide hole; 36, inner cavity; 361, slide groove; 37, second driving wheel; 4, frame; 41, rotating shaft; 411, second driven wheel; 42, transmission belt; 5, cutting saw; 51, connecting frame; 511, bearing; 512, groove. DETAILED DESCRIPTION

[0033] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Embodiment, a conveying device of a plate cutting machine, such as Figure 1-Figure 4 As shown, it includes a frame 4, a rotating shaft 41 is rotatably connected to the frame 4, a transmission belt 42 is arranged on the surface of the rotating shaft 41 for transmission, the frame 4 is connected to a cutting machine body 1 at the transmission end of the transmission belt 42, the end of the cutting machine body 1 close to the frame 4 is arranged as a feed port 12, and the end away from the frame 4 is arranged as a discharge port 13; vertically arranged guide grooves 14 are opened on both sides of the feed port 12, a pressure rod 141 is slidably connected in the guide groove 14, the cutting machine body 1 is installed with a cylinder 15 for driving the pressure rod 141 to move up and down, and the cutting machine body 1 is arranged horizontally at the feed port 12 A translation track 16 is provided, on which a support body 161 is slidably connected, a cutting saw 5 is provided at the bottom end of the support body 161, a lead screw 17 is rotatably connected to the cutting machine body 1, a threaded hole 162 is provided on the support body 161 for the lead screw 17 to be threadedly connected and penetrated, a first motor 18 is installed on the cutting machine body 1, and an output end of the first motor 18 is coaxially connected to the end of the lead screw 17; a clamping shaft 11 is rotatably connected at the discharge port 13, a clamping rod is coaxially provided on the clamping shaft 11, a second motor 19 is installed on the cutting machine body 1, and an output end of the second motor 19 is coaxially connected to the clamping shaft 11.

[0035] Further, such as Figure 2 , Figure 5-Figure 7As shown, a connecting frame 51 is provided at the bottom end of the support body 161, and a bearing 511 is rotatably provided on the connecting frame 51. The cutting machine body 1 is located at the bottom end of the connecting frame 51 and is rotatably connected to the driving shaft 2 and the driven shaft 3. The driven shaft 3 is hollow and the driving shaft 2 is coaxially arranged with the driven shaft 3. The inner ring diameter of the driven shaft 3 is larger than the diameter of the driving shaft 2. The driving shaft 2 is coaxially provided with a gear 21. The driven shaft 3 is radially slidably connected with a plurality of circumferentially symmetrical connecting rods 31. The connecting rods 31 are connected with tooth pieces 311 at the ends of the gears 21. The inner ring of the driven shaft 3 is provided with an inner ring guide hole 34 for the connecting rod 31 to slide, and the outer ring of the driven shaft 3 is provided with an outer ring guide hole 35 for the connecting rod 31 to slide. A cavity is provided between the inner ring and the outer ring of the driven shaft 3, and sliding grooves 361 are provided on both sides of the cavity. The connecting rod 31 is located in the cavity. A guide plate 312 is arranged at the position, sliders are arranged on both sides of the guide plate 312, the sliders are embedded in the slide groove 361, and a spring 32 is connected between the guide plate 312 and the outer ring of the driven shaft 3; a slide rail 33 is axially arranged on the outer ring of the driven shaft 3, a bearing 511 is sleeved on the driven shaft 3, a groove 512 is opened on the inner ring of the bearing 511, and the slide groove 361 is embedded in the groove 512; a first driving wheel 112 is coaxially arranged at the end of the clamping shaft 11, a first driven wheel 22 is coaxially arranged at the end of the driving shaft 2, the first driving wheel 112 and the first driven wheel 22 are both arranged as pulleys and connected by belts, a second driving wheel 37 is coaxially arranged at the end of the driven shaft 3, a second driven wheel 411 is coaxially arranged at the end of the rotating shaft 41, and the second driving wheel 37 and the second driven wheel 411 are both arranged as pulleys and connected by belts.

[0036] Its working principle is as follows: start the second motor 19, the clamping shaft 11 drives the driving shaft 2 to rotate, and when the plate needs to be loaded, the support body 161 is located in a fixed position, at this time, the inner ring of the bearing 511 squeezes the connecting rod 31, and the connecting rod 31 presses the tooth piece 311 against the gear 21, and the tooth piece 311 meshes with the gear 21. The driving shaft 2 rotates to drive the gear 21 to rotate, and the gear 21 drives the driven shaft 3 to rotate through the tooth piece 311, and the driven shaft drives the rotating shaft 41 to rotate, thereby realizing the rotation of the transmission belt 42. When the plate needs to be cut, start the first motor 18, and the first motor 18 rotates forward to drive the lead screw 17 to rotate, and the lead screw 17 rotates. The lever 17 drives the support body 161 to leave the fixed position. At this time, the bearing 511 disengages from the end of the connecting rod 31 and moves on the slide rail 33. The connecting rod 31 moves in the cavity under the action of the spring 32, and the tooth piece 311 disengages from the gear 21. At this time, the driven shaft 3 and the rotating shaft 41 stop rotating, and the transmission belt 42 no longer transmits the plate. The lead screw 17 drives the support body 161 to move to complete the cutting distance of the plate. The second motor 19 reverses to drive the lead screw 17 to reverse, and the lead screw 17 drives the support body 161 to return to its original position. The tooth piece 311 continues to engage with the gear 21, and the transmission belt 42 continues to transmit.

Claims

1. A conveying device for a plate cutting machine, comprising a cutting machine body (1), a clamping roller (111), and a cutting saw (5), characterized in that: The cutting machine body (1) is provided with a feed inlet (12) and a discharge outlet (13), the clamping roller (111) is rotatably connected to the discharge outlet (13), the cutting saw (5) is slidably connected to the feed inlet (12), the feed inlet (12) is rotatably connected to a driving shaft (2) and a driven shaft (3), the driving shaft (2) and the driven shaft (3) are coaxially arranged, the driven shaft (3) is externally mounted on the driving shaft (2), and the driven shaft ( 3) the outer diameter of the axial section is larger than the outer diameter of the axial section of the driving shaft (2); the driving shaft (2) and the driven shaft (3) span the cutting machine body (1); the cutting saw (5) is fixedly provided with a connecting frame (51); the connecting frame (51) is rotatably provided with a bearing (511); the inner ring of the bearing (511) is slidably connected to the outer ring of the driven shaft (3); the cutting machine body (1) is provided with an organic The frame (4) is rotatably connected to a rotating shaft (41), and the rotating shaft (41) is transmission-connected to a transmission belt (42); the outer circle of the driving shaft (2) is provided with a gear (21), and the driven shaft (3) is radially slidably connected to a connecting rod (31), and the end of the connecting rod (31) close to the driving shaft (2) is provided with a tooth piece (311), and the end of the connecting rod (31) away from the tooth piece (311) passes through the outer circle of the driven shaft (3), A spring (32) is connected between the connecting rod (31) and the driven shaft (3); the end of the connecting rod (31) intersects with the motion trajectory of the inner ring of the bearing (511); the connecting rod (31) is used to press the tooth plate (311) against the surface of the gear (21); and the spring (32) is used to push the tooth plate (311) outward; the driving shaft (2) is linked to the clamping roller (111); and the driven shaft (3) is linked to the rotating shaft (41).

2. A conveying device for a plate cutting machine according to claim 1, characterized in that: The number of the tooth pieces (311) is several.

3. A conveying device for a plate cutting machine according to claim 2, characterized in that: Guide grooves (14) are vertically provided at both ends of the feed port (12), and a pressure rod (141) is slidably connected to the guide groove (14). A cylinder (15) is installed on the cutting machine body (1) at the top of the feed port (12), and a piston end of the cylinder (15) is connected to the pressure rod (141).

4. A conveying device for a plate cutting machine according to claim 3, characterized in that: The cutting machine body (1) is provided with a translation track (16) at the feeding port (12), a support body (161) is slidably connected to the translation track (16), the cutting saw (5) is installed on the support body (161), the cutting machine body (1) is rotatably connected to a lead screw (17), the cutting machine body (1) is installed with a first motor (18), the output end of the first motor (18) is connected to the lead screw (17), and the support body (161) is provided with a threaded hole (162) for the lead screw (17) to be threadedly connected and penetrated.

5. A conveying device for a plate cutting machine according to claim 4, characterized in that: The cutting machine body (1) is rotatably connected to a clamping shaft (11) at the material discharge port (13); the clamping roller (111) is coaxially arranged on the outer ring of the clamping shaft (11); the cutting machine body (1) is installed with a second motor (19); and the output end of the second motor (19) is connected to the clamping shaft (11).

6. A conveying device for a plate cutting machine according to claim 5, characterized in that: The outer ring of the driven shaft (3) is axially provided with a slide rail (33), the inner ring of the bearing (511) is provided with a groove (512), and the slide rail (33) is embedded in the groove (512).

7. A conveying device for a plate cutting machine according to claim 6, characterized in that: The driven shaft (3) is provided with an inner ring guide hole (34) and an outer ring guide hole (35) for the connecting rod (31) to pass through, an inner cavity (36) is provided between the inner ring guide hole (34) and the outer ring guide hole (35), the connecting rod (31) is fixedly provided with a guide plate (312), guide blocks (313) are provided on both sides of the guide plate (312), and sliding grooves (361) are provided on both sides of the inner cavity (36) for the guide blocks (313) to be embedded and slide.

8. The conveying device of a plate cutting machine according to claim 7, characterized in that: The spring (32) is connected between the guide plate (312) and the inner ring of the driven shaft (3).

9. A conveying device for a plate cutting machine according to claim 8, characterized in that: The clamping shaft (11) is coaxially provided with a first driving wheel (112), and the driving shaft (2) is coaxially provided with a first driven wheel (22); the first driving wheel (112) and the first driven wheel (22) are both configured as pulleys and are connected via a belt.

10. The conveying device of a plate cutting machine according to claim 9, characterized in that: The driven shaft (3) is coaxially provided with a second driving wheel (37), and the rotating shaft (41) is coaxially provided with a second driven wheel (411); the second driving wheel (37) and the second driven wheel (411) are both configured as pulleys and are connected via a belt.

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