CN213140231U

CN213140231U - Material conveying device for numerical control cutting machine

Info

Publication number: CN213140231U
Application number: CN202022148707.0U
Authority: CN
Inventors: 黄宇琦
Original assignee: Jiangsu Ruiteng Technology Co ltd
Current assignee: Jiangsu Ruiteng Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-07
Anticipated expiration: 2030-09-25

Abstract

The application belongs to the field of numerical control cutting machines, in particular to a material conveying device for a numerical control cutting machine, which comprises a frame, conveying roller set and conveyer belt, conveying roller set includes drive roll and driven voller, drive roll and driven voller transmission are connected in the frame, be connected with driving motor in the frame, the conveyer belt is closed loop and connects on conveying roller set, the surface of drive belt is provided with the boss, the one end fixedly connected with auxiliary feeding board of frame, it has the recess to open on the auxiliary feeding board, fixedly connected with division board in the recess, first holding tank and second holding tank are cut apart into through the division board to the recess, first holding tank internal rotation is connected with first threaded rod, second holding tank internal rotation is connected with the second threaded rod, the screw thread of first threaded rod and second threaded rod is revolved to on the contrary, threaded connection has the locating piece on first threaded rod and the second threaded rod respectively, the locating piece slides. The workpiece positioning device has the advantages that the workpiece can be guided and positioned.

Description

Material conveying device for numerical control cutting machine

Technical Field

The application relates to a numerical control cutting machine, in particular to a material conveying device for the numerical control cutting machine.

Background

The numerical control cutting machine is a mechanical and electrical integration cutting machine, a machine tool is driven to move through a digital program, and a cutting tool which is randomly provided cuts an object along with the movement of the machine tool. The numerical control cutting machine can effectively improve the efficiency and the cutting quality of the plate cutting and reduce the labor intensity of operators.

At present, chinese patent application with publication number CN109202185A discloses a steel plate numerical control cutting machine, which comprises a cutting machine body, a transverse moving mechanism, a longitudinal moving mechanism and a height adjusting mechanism. The height adjusting mechanism comprises a first motor, a first vertical plate, a first screw and a first mounting part, the transverse moving mechanism comprises a second motor, a second vertical plate, a cross beam and a transverse guiding device, and the longitudinal moving mechanism comprises a third motor and two longitudinal beams.

According to the steel plate numerical control cutting machine, the transverse moving mechanism, the longitudinal moving mechanism and the height adjusting mechanism are arranged, so that the cutting machine body can freely and accurately move transversely and longitudinally, and the cutting of the specified shape and size is completed.

However, when the steel plate numerical control cutting machine is installed in a workpiece, the position of the workpiece cannot be accurately defined due to the lack of a guiding and positioning assembly.

SUMMERY OF THE UTILITY MODEL

In order to lead and fix a position the work piece, this application provides a material transmission device for numerical control cutting machine.

The above object of the present application is achieved by the following technical solutions:

a material conveying device for a numerical control cutting machine comprises a frame, conveying roller set and conveyer belt, conveying roller set includes drive roll and driven voller, drive roll and driven voller rotate to be connected in the frame, be connected with in the frame and be used for driving drive roll pivoted driving motor, the conveyer belt is closed loop shape and connects on conveying roller set, the surface of conveyer belt is provided with the lug, the frame is close to one side fixedly connected with auxiliary feed plate of conveyer belt pay-off end, it has the recess to open on the auxiliary feed plate, fixedly connected with division board in the recess, first holding tank and second holding tank are cut apart into through the division board to the recess, first holding tank internal rotation is connected with first threaded rod, second holding tank internal rotation is connected with the second threaded rod, the screw thread of first threaded rod and second threaded rod is to revolving to opposite, threaded connection has the locating piece on first threaded rod and the second threaded rod respectively.

By adopting the technical scheme, when the operation is started, the first threaded rod and the second threaded rod are rotated to adjust the positions of the positioning blocks, then the workpiece is loaded from the auxiliary feeding plate, the positioning blocks on two sides are enabled to just clamp the workpiece, and the workpiece enters a cutting area along with the rotating conveyor belt; when the machining is finished, the conveying belt drives the workpiece to be sent out from the discharging end. This application has realized leading and location to the work piece through the setting of supplementary feeding plate and the use of locating piece.

Optionally, the edge of the groove is provided with a graduated scale capable of measuring the distance between the two positioning blocks.

Through adopting above-mentioned technical scheme, the workman can refer to the scale when adjusting the locating piece for accommodation process is more convenient.

Optionally, a roller groove is formed in the plate body of the auxiliary feeding plate, and a plurality of rollers are rotatably arranged in the roller groove.

Through adopting above-mentioned technical scheme, when packing into the work piece, reduced the friction between work piece and the supplementary feeding plate for the process of packing into is more smooth and easy.

Optionally, the bottom surface corner of frame is fixedly connected with supporting seat respectively, and the below of supporting seat is equipped with the supporting leg that supports subaerial, and the bottom surface fixedly connected with guide post of supporting seat, guide post slide and wear to locate the supporting leg, press from both sides between supporting seat and the supporting leg and be equipped with the shock attenuation pressure spring.

Through adopting above-mentioned technical scheme, when cutting the during operation, damping spring can absorb the vibrations that the during operation produced, improves the stability of device.

Optionally, an infrared sensing device is connected to the frame, the infrared sensing device includes a transmitting end and a receiving end for receiving a signal of the transmitting end, and the receiving end is electrically connected to the driving motor through a control system.

By adopting the technical scheme, when the workpiece is conveyed to the position of the infrared sensing device, the signal sent by the transmitting end is blocked by the workpiece and cannot reach the receiving end, at the moment, the control system automatically turns off the power supply of the driving motor, stops conveying and stops the workpiece at the current position, so that the error of manual shutdown can be reduced, the positions where the workpiece is conveyed and reaches are kept consistent as far as possible, the workload of the numerical control system during adjustment and alignment is reduced, and the working efficiency is improved.

Optionally, a U-shaped lock is arranged on the driving roller, two ends of the U-shaped lock are respectively connected with a locking cylinder in a sliding manner, the locking cylinders are connected to the frame, and the locking cylinders are electrically connected with the driving motor through a control system.

By adopting the technical scheme, when the driving motor operates, the U-shaped lock is in a loosening state, and when the driving motor stops operating, the control system controls the locking cylinder to pull the U-shaped lock, so that the U-shaped lock locks the driving roller, and the driving roller is braked.

Optionally, a fan is fixed to one end of the frame, and an air outlet of the fan faces the conveyor belt.

Through adopting above-mentioned technical scheme, the fan can reduce the temperature of equipment in the work, improves equipment life.

Optionally, the both sides that the frame is located the conveyer belt are fixed with respectively and hold the case, hold the incasement rotation and be connected with limit gear, slide respectively on the case that holds of both sides and wear to be equipped with the gag lever post, the gag lever post of both sides is directional conveyer belt respectively, the side of going up of gag lever post is provided with the rack with limit gear meshing, at the relative tip difference fixedly connected with baffle of gag lever post of both sides.

By adopting the technical scheme, after the workpiece is conveyed to the designated position, the staff adjusts the limiting rods to enable the baffle plates at two sides to clamp the workpiece, so that the workpiece can be kept in the original position as far as possible during cutting operation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the auxiliary feeding plate, a worker can adjust the positioning block to limit the workpiece loading position, so that the consistency of the workpiece loading position is improved;

2. through the setting of shock attenuation pressure spring for better stability when the device operation.

Drawings

Fig. 1 is a schematic structural diagram of a material conveying device for a numerically controlled cutting machine according to an embodiment of the present application.

Fig. 2 is a schematic structural view for embodying a gear and a transmission belt.

Fig. 3 is an enlarged view for embodying a portion a in fig. 2.

Fig. 4 is a top view of a material conveying device for a numerically controlled cutting machine according to an embodiment of the present application.

Fig. 5 is a schematic structural view for embodying the auxiliary feed plate.

Fig. 6 is a sectional view of the housing box of the embodiment of the present application.

Fig. 7 is an enlarged view for embodying the portion B in fig. 2.

Description of reference numerals: 1. a frame; 11. a drive motor; 12. an infrared sensing device; 121. a transmitting end; 122. a receiving end; 13. a fan; 14. a protective cover; 15. an accommodating box; 151. a limit gear; 152. a handle; 153. a limiting rod; 154. a baffle plate; 2. a set of transport rollers; 21. a drive roll; 22. a driven roller; 23. a gear; 24. a transmission belt; 251. a U-shaped lock; 252. a locking cylinder; 3. a conveyor belt; 31. a bump; 4. an auxiliary feeding plate; 41. a groove; 411. a first accommodating groove; 412. a second accommodating groove; 42. a separator plate; 431. a first threaded rod; 432. a second threaded rod; 44. adjusting the handle; 45. positioning blocks; 46. a roller groove; 47. a cylindrical long rod; 48. a roller; 49. a graduated scale; 51. a supporting seat; 52. supporting legs; 53. a guide post; 54. damping compression spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a material conveying device for a numerical control cutting machine. Referring to fig. 1 and 2, the material transfer device for the numerical control cutting machine includes a frame 1, a conveying roller group 2, and a conveying belt 3. The conveying roller group comprises a driving roller 21 and a plurality of driving rollers 22, the driving roller 21 and the driving rollers 22 are rotatably connected to the rack 1 through bearings, the driving roller 21 is rotatably connected to one end of the rack 1 in the length direction, and the driven rollers 21 are uniformly arranged along the length direction of the rack 1. The conveyer belt 3 is connected on the conveyer roller group 2 in a closed loop shape, the material of the conveyer belt 3 is steel, referring to fig. 3, a plurality of convex blocks 31 are welded on the outer surface of the conveyer belt 3, and the convex blocks 31 are used for supporting workpieces.

Referring to fig. 2, a driving motor 11 for driving the driving roller 21 to rotate is connected to the frame 1, gears 23 are fixedly sleeved on end portions of the driving roller 21 and the driven roller 22 located on the same side of the frame 1, and a closed-loop transmission belt 24 is connected to the gears 23, when the driving motor 11 operates, the driving roller 21 is driven to rotate, the gears 23 on the driving roller 21 drive the transmission belt 24 to move, so that the driven roller 22 is driven to synchronously rotate, and the driving roller 21 and the driven roller 22 drive the transmission belt 3 to move together.

Referring to fig. 2, a U-shaped lock 251 is disposed on the driving roller 21, two ends of the U-shaped lock 251 are respectively and fixedly connected with a locking cylinder 252, and the locking cylinder 252 is detachably connected to the frame 1 through a bolt and electrically connected with the driving motor 11 through a control system. When the driving motor 11 stops working, a stop signal is sent to the control system, and after the control system receives the stop signal sent by the driving motor, the locking cylinder 252 is controlled to pull the U-shaped lock 251 downwards, so that the U-shaped lock 251 locks the driving roller 21, and the probability that the conveyor belt 3 moves in the cutting operation process is reduced; when the driving motor 11 is to be operated, a start signal is sent to the control system, and after the control system receives the start signal sent by the driving motor, the locking cylinder 252 is controlled to release the U-shaped lock 251, so that the driving roller 21 is not locked any more, and can rotate along with the driving motor 11.

Referring to fig. 4 and 5, an auxiliary feeding plate 4 is welded on one side of the frame 1 close to the feeding end of the conveyor belt 3, a groove 41 is formed in the auxiliary feeding plate 4, and the length direction of the groove 41 is perpendicular to the feeding direction of the conveyor belt. Fixedly connected with division board 42 in the recess 41, first holding tank 411 and the second holding tank 412 that length equals are cut apart into through division board 42 to recess 41, and first holding tank 411 internal rotation is connected with first threaded rod 431, and second holding tank 412 internal rotation is connected with second threaded rod 432, and the screw thread of first threaded rod 431 and second threaded rod 432 is revolved to opposite, and the tip that both deviate from each other is fixedly connected with adjustment handle 44 respectively.

Referring to fig. 5, the first threaded rod 431 and the second threaded rod 432 are respectively screwed with a positioning block 45. When a workpiece is loaded, a worker rotates the adjusting handles 44 on the first threaded rod 431 and the second threaded rod 432 to enable the positioning blocks 45 to slide in the grooves 41, so that the distance between the two positioning blocks 45 reaches the width of the workpiece.

Referring to fig. 5, a roller groove 46 is further formed on the plate body of the auxiliary feed plate 4, and the length direction of the roller groove 46 is parallel to the length direction of the groove 41. A cylindrical long rod 47 is fixedly arranged in the roller groove 46 in a penetrating way, and a plurality of rollers 48 are rotatably connected on the cylindrical long rod 47. The rollers 48 are uniformly distributed and rotate in the same direction as the conveyor belt 3. When the workpiece is loaded, the rollers 48 make the friction between the workpiece and the auxiliary feed plate 4 rolling friction, thereby reducing the resistance between the workpiece and the auxiliary feed plate 4. In addition, a graduated scale 49 is arranged at the edge of the groove 41, and the graduated scale 49 can be used as a reference, so that a worker can conveniently determine the distance between the two positioning blocks 45.

Referring to fig. 1 and 4, the two sides of the rack 1 are respectively and fixedly provided with the infrared sensing devices 12, each infrared sensing device 12 comprises a transmitting end 121 and a receiving end 122 used for receiving a signal of the transmitting end, and each receiving end 122 is electrically connected with the driving motor 11 through the control system, when a workpiece is transmitted to a position corresponding to the infrared sensing device 12, the signal transmitted by the transmitting end 121 is blocked by the workpiece, so that the receiving end 122 cannot receive the signal, the control system automatically controls the driving motor 11 to stop working, and the conveyor belt 3 stops transmitting the workpiece to stop at the current position to wait for processing.

Referring to fig. 1, protective covers 14 are respectively fixed to both outer side walls of the frame 1, and the protective covers 14 are respectively covered outside the driving motor 11 and the end portions of the conveying roller group 2, the gear 23, the driving belt 24, the U-lock 251 and the lock cylinder 252, thereby performing a protective function.

Referring to fig. 4 and 6, the two sides of the conveyor belt 3 of the rack 1 are respectively fixed with a containing box 15, the containing box 15 is rotatably connected with a limit gear 151, the containing boxes 15 on the two sides are respectively slidably provided with a limit rod 153, the limit rods 153 on the two sides respectively point to the conveyor belt 3, the upper side surface of the limit rod 153 is provided with a rack meshed with the limit gear 151, and the opposite ends of the limit rods 153 on the two sides are respectively fixedly connected with a baffle 154. When the workpiece is conveyed to a designated position, the worker rotates the handle 152, the limit gear 151 rotates and drives the limit rod 153 to slide on the accommodating box 15, so that the baffle 154 at one end of the limit rod 153 clamps the workpiece, and the probability of accidental movement of the workpiece in the cutting process is reduced.

Referring to fig. 1, a fan 13 is fixedly installed at one side of the frame 1, an air outlet of the fan 13 faces the conveyor belt 3, and the fan 13 is always in an operating state during the whole operation process to cool the conveyor belt 3.

Referring to fig. 2 and 7, in order to reduce the influence of the vibration of the device on the cutting accuracy, supporting seats 51 are welded at the corners of the bottom surface of the frame 1, supporting legs 52 supported on the ground are arranged below the supporting seats 51, guide columns 53 are welded at the bottom surface of the supporting seats 51, the guide columns 53 are slidably arranged on the supporting legs 52, and damping compression springs 54 are clamped between the supporting seats 51 and the supporting legs 52. When the conveying and cutting work is performed, a part of the shock is absorbed by the deformation of the damper compression spring 54.

The implementation principle of the material conveying device for the numerical control cutting machine is as follows: when the work is started, the worker turns on the switch of the fan 13 and controls the driving motor 11 to run through the control system, so that the conveyor belt 3 starts to work. Meanwhile, the worker limits the loading position by adjusting the position of the positioning block 45, the workpiece is conveyed to the auxiliary feeding plate 4 and is gradually loaded under the assistance of the roller 48, and the workpiece enters the working area under the driving of the conveyor belt 3 after contacting the conveyor belt 3. When the workpiece reaches the position 12 of the infrared sensing device, the signal sent by the transmitting end 121 is blocked, so that the receiving end 122 cannot receive the signal, the control system controls the driving motor 11 to stop working, meanwhile, the locking cylinder 252 tensions the U-shaped lock 251 to lock the driving roller 21, at the moment, the workpiece stays at the current position, the worker rotates the handle 152 on the accommodating box 15, adjusts the limiting rod 153 to enable the baffle 154 to clamp the workpiece, and after the adjustment is completed, the numerical control cutting machine is controlled to cut the workpiece. After the cutting operation is completed, the stop rod 153 is adjusted to enable the baffle 154 to loosen the workpiece, when the driving motor 11 starts to work, the locking cylinder 252 simultaneously loosens the U-shaped lock 251 to unlock the driving roller 21, the control system controls the driving motor 11 to operate, so that the conveyor belt 3 drives the workpiece to move to the discharging end, and the processed workpiece is taken down.

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 a material transmission device for numerical control cutting machine which characterized in that: comprises a rack (1), a conveying roller group (2) and a conveying belt (3), wherein the conveying roller group (2) comprises a driving roller (21) and a driven roller (22), the driving roller (21) and the driven roller (22) are rotatably connected to the rack (1), the rack (1) is connected with a driving motor (11) for driving the driving roller (21) to rotate, the conveying belt (3) is connected to the conveying roller group (2) in a closed loop shape, a convex block (31) is arranged on the outer surface of the conveying belt (24), one side of the rack (1) close to the conveying end of the conveying belt (3) is fixedly connected with an auxiliary feeding plate (4), a groove (41) is formed in the auxiliary feeding plate (4), a partition plate (42) is fixedly connected in the groove (41), the groove (41) is divided into a first accommodating groove (411) and a second accommodating groove (412) through the partition plate (42), a first threaded rod (431) is rotatably connected in, second threaded rod (432) is connected with in second holding tank (412) internal rotation, and the screw thread of first threaded rod (431) and second threaded rod (432) is revolved to opposite, and threaded connection has locating piece (45) respectively on first threaded rod (431) and second threaded rod (432), and locating piece (45) slide in recess (41).

2. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: the edge of the groove (41) is provided with a graduated scale (49) for measuring the distance between the two positioning blocks (45).

3. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: the plate body of the auxiliary feeding plate (4) is provided with a roller groove (46), and a plurality of rollers (48) are rotatably arranged in the roller groove (46).

4. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: the supporting device comprises a rack (1), wherein supporting seats (51) are fixedly connected to corners of the bottom surface of the rack (1) respectively, supporting legs (52) supported on the ground are arranged below the supporting seats (51), guide columns (53) are fixedly connected to the bottom surface of the supporting seats (51), the guide columns (53) slide to penetrate through the supporting legs (52), and damping compression springs (54) are clamped between the supporting seats (51) and the supporting legs (52).

5. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: the frame (1) is connected with an infrared sensing device (12), the infrared sensing device (12) comprises a transmitting end (121) and a receiving end (122) used for receiving signals of the transmitting end (121), and the receiving end (122) is electrically connected with the driving motor (11) through a control system.

6. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: the driving roller (21) is provided with a U-shaped lock (251), two ends of the U-shaped lock (251) are respectively connected with a locking cylinder (252), the locking cylinder (252) is connected to the rack (1), and the locking cylinder (252) is electrically connected with the driving motor (11) through a control system.

7. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: a fan (13) is fixed at one end of the frame (1), and an air outlet of the fan (13) faces the conveyor belt (3).

8. The material conveying device for the numerical control cutting machine according to claim 1, characterized in that: frame (1) is located the both sides of conveyer belt (3) and is fixed with respectively and holds case (15), holds case (15) internal rotation and is connected with limit gear (151), and the case (15) of holding of both sides are gone up and are slided respectively and are worn to be equipped with gag lever post (153), and directional conveyer belt (3) respectively in gag lever post (153) of both sides, and the side of going up of gag lever post (153) is provided with the rack with limit gear (151) meshing, and there is baffle (154) at the relative tip difference fixedly connected with of gag lever post (153) of both sides.