CN214919475U - Numerical control arc bending machine - Google Patents
Numerical control arc bending machine Download PDFInfo
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- CN214919475U CN214919475U CN202120951357.3U CN202120951357U CN214919475U CN 214919475 U CN214919475 U CN 214919475U CN 202120951357 U CN202120951357 U CN 202120951357U CN 214919475 U CN214919475 U CN 214919475U
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Abstract
The utility model discloses a numerical control arc bending machine, which comprises a frame, the frame top is fixed with press device, press device includes main compression roller, the frame lateral wall is provided with spout one, sliding connection has slider one in the spout, rotate on the slider one and be connected with main compression roller, press device drive slider one along spout one up-and-down motion, the frame lateral wall is provided with two side rollers, the side roller rotates with the frame to be connected, and the side roller sets up in the below both sides of main compression roller, the frame lateral wall is provided with the friction roller, be provided with the friction roller under the main compression roller, be provided with adjusting part in the frame, adjusting part and slider fixed connection, adjusting part rotates with the friction roller to be connected.
Description
Technical Field
The utility model relates to a crooked mechanical equipment technical field, in particular to numerical control arc bending machine.
Background
In the assembly process of automobile assembly, the bending operation is usually performed on the section bar, that is, a straight section bar is bent into a section bar with a certain radian, and the bending operation is usually performed on the section bar by using a numerical control bending machine at present.
The utility model discloses a chinese utility model patent of current publication number CN203494962U, the patent name "numerical control machine of bowing", include the frame and locate the press device in the frame, be equipped with main compression roller and press the material motor on the press device, press the material motor to main compression roller connection, still include side roll and linkage motor, vertical press device's both sides are located to the side roll, the side roll passes through the gear train and connects the linkage motor.
The prior art has the following defects: in the process of bending, the sectional material is placed on the side roller, the side roller is driven by the motor II to rotate, so that the sectional material and the motor II generate relative motion, the frictional force of the side roller on the sectional material drives the sectional material to move on the side roller at a certain speed, and in the process of moving, both ends of the sectional material are free ends.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at overcoming prior art's defect, provide a numerical control arc bending machine that does not easily skid, have simple structure, be convenient for operation, easily processing's advantage.
The utility model discloses a realize that technical scheme that technical purpose adopted is: the automatic pressing machine comprises a frame, the frame top is fixed with press device, press device includes main compression roller, the frame lateral wall is provided with spout one, sliding connection has slider one in the spout, rotate on the slider one and be connected with main compression roller, press device drive slider one is along spout one up-and-down motion, the frame lateral wall is provided with two side rollers, the side roller rotates with the frame to be connected, and the side roller sets up in the below both sides of main compression roller, be provided with the friction roller under the main compression roller, be provided with adjusting part in the frame, adjusting part and a slider fixed connection, adjusting part rotates with the friction roller to be connected.
The utility model discloses a further set up to: the pressing device comprises a pressing motor and a hydraulic cylinder fixed to the top end of the rack, a pressing shaft seat is fixed to one side, located in the rack, of the sliding block one, a roller shaft of the main pressing roller penetrates through the sliding block one and is rotatably connected to the pressing shaft seat, the pressing motor is fixed to the pressing shaft seat, and an output shaft of the pressing motor is fixedly connected with the roller shaft of the main pressing roller.
The utility model discloses a further set up to: the piston rod of the hydraulic cylinder is arranged downwards, the piston end of the hydraulic cylinder is fixedly connected with a connecting piece, and the connecting piece is connected with the material pressing shaft seat.
The utility model discloses a further set up to: a second sliding groove is formed in the first sliding block, a second sliding block is connected with the second sliding groove in a sliding mode, a friction roller is connected to the second sliding block in a rotating mode, the adjusting assembly is connected with a roller shaft of the friction roller in a rotating mode, and the adjusting assembly drives the friction roller and the second sliding block to move up and down along the second sliding groove.
The utility model discloses a further set up to: the adjusting component comprises a gear, an expansion link and a rack, the expansion link comprises a sleeve and an inner rod inserted in the sleeve, the lower end of the sleeve is sealed, the lower end of the inner rod is connected with the lower end of the sleeve through a spring, the sleeve is fixed on a first sliding block through a connecting plate, the upper end of the sleeve is rotatably connected with a rotating shaft, the rotating shaft is fixedly provided with the gear, a first motor is arranged in the rack, an output shaft of the first motor is fixedly connected with the gear, the inner rod is provided with the rack, the gear is meshed with the rack, the inner rod is provided with a rotating hole, a roller shaft of the friction roller penetrates through the rotating hole, and the inner rod is rotatably connected with the friction roller.
The utility model discloses a further set up to: the connecting part of the lower part of the inner rod and the sleeve is provided with a plurality of elastic bulges, and the sleeve is internally provided with a concave part matched with the elastic bulges.
The utility model discloses a further set up to: the side roller is connected with a second motor through a gear set, the gear set comprises two first gears and a second gear, the side roller is connected with the first gears respectively, the second motor is connected with the second gear, and the first gears are meshed with the second gear.
The utility model discloses a further set up to: the friction roller is a rubber roller.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the process of bending, the section is placed on the side roller, the side roller is driven by the motor II to rotate so as to cause the section and the side roller to generate relative motion, the friction force of the side roller to the section drives the section to run on the side roller at a certain speed, and in the process of running, both ends of the section are free ends, and the section can slip due to insufficient friction force between the section and the side roller, so that the section is deformed and cannot reach a preset bending effect. So as to meet the requirements of the bending machine for bending sectional materials with different thicknesses and curvatures.
2. The second sliding groove is formed in the first sliding block, the second sliding block is connected with the second sliding block in a sliding mode, the second sliding block is connected with the friction roller in a rotating mode, the friction roller can move up and down along with the main compression roller under the driving of the hydraulic cylinder, only the position of the friction roller needs to be finely adjusted, large-scale position adjustment of the friction roller is not needed, the vertical distance between the friction roller and the main compression roller can be changed, the requirements of bending different thicknesses and different curvature profiles are met, and meanwhile the direct machining improvement on the basis of existing equipment is facilitated.
3. The adjusting component comprises a gear, a telescopic rod and a rack, a motor drives the rack to move up and down through driving the gear to rotate, so that the friction roller is driven to move up and down, the position of the friction roller only needs to be finely adjusted, the rack is driven by the gear to move up and down, the adjustment requirement can be met, the whole device is simple in structure, the installation is convenient, meanwhile, the friction roller can be directly adjusted through the control panel, the operation of workers is facilitated, the labor cost is reduced, and the working efficiency is improved.
4. When the telescopic link is in tensile state, the direction of force of spring to interior pole is become downwards by upwards, and interior pole keeps the atress balanced under the effect of decurrent self gravity and spring tension, ascending motor self-locking force, sets up elastic bulge at interior pole and telescopic junction, can provide an ascending holding power of interior pole when the telescopic link is tensile, avoids the motor from locking the power not enough and makes interior pole take place to fall back.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a front view of the numerical control arc bender of the present invention;
FIG. 2 is an internal structure diagram of the numerical control arc bender of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural view of the joint of the friction roller and the adjusting component of the numerical control arc bender of the present invention;
fig. 5 is an internal structure diagram of the adjusting component of the numerical control arc bending machine of the utility model.
In the figure, 1, a frame; 21. the device comprises a main compression roller 22, a material pressing motor 23, a hydraulic cylinder 24, a connecting piece 25 and a material pressing shaft seat; 3. a first sliding chute; 4. a first sliding block; 5. a side roller; 6. a rubbing roller; 7. a second chute; 8. a second sliding block; 9. an adjustment assembly, 91, a gear; 92. the gear rack 93, the sleeve 94, the inner rod 95, the spring 96, the first motor 97 and the elastic lug boss; 10. a second motor; 11. a first gear; 12. a second gear.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a numerical control arc bending machine, includes frame 1, 1 top of frame is fixed with press device, press device includes main compression roller 21, 1 lateral wall of frame is provided with spout one 3, sliding connection has slider one 4 in the spout one 3, rotate on the slider one 4 and be connected with main compression roller 21, press device drive slider one 4 along spout one 3 up-and-down motion, 1 lateral wall of frame is provided with two side rollers 5, side roller 5 rotates with frame 1 to be connected, and side roller 5 sets up in the below both sides of main compression roller 21, be provided with friction roller 6 under the main compression roller, be provided with adjusting part 9 in the frame, adjusting part 9 and 4 fixed connection of slider, adjusting part 9 rotates with friction roller 6 to be connected.
Preferably, the pressing device comprises a pressing motor 22 and a hydraulic cylinder 23 fixed at the top end of the frame 1, a pressing shaft seat 25 is fixed on one side of the first sliding block 4 located in the frame 1, a roller shaft of the main pressing roller penetrates through the first sliding block 4 and is rotatably connected to the pressing shaft seat 25, the pressing motor 22 is fixed to the pressing shaft seat 25, and an output shaft of the pressing motor 22 is fixedly connected with the roller shaft of the main pressing roller 21.
Preferably, a piston rod of the hydraulic cylinder 23 is arranged downwards, a connecting piece 24 is fixedly connected to a piston end of the hydraulic cylinder 23, and the connecting piece 24 is connected with a material pressing shaft seat 25.
Preferably, a second sliding groove 7 is formed in the first sliding block 4, a second sliding block 8 is connected with the second sliding groove 7 in a sliding mode, a friction roller 6 is connected to the second sliding block 8 in a rotating mode, the adjusting component 9 is connected with a roller shaft of the friction roller 6 in a rotating mode, and the adjusting component 9 drives the friction roller 6 and the second sliding block 8 to move up and down along the second sliding groove 7.
Preferably, the adjusting assembly 9 includes a gear 91, an expansion link and a rack 92, the expansion link includes a sleeve 93 and an inner rod 94 inserted in the sleeve 93, the lower end of the sleeve 93 is closed, the lower end of the inner rod 94 is connected with the lower end of the sleeve 93 through a spring 95, the sleeve 93 is fixed on the first slider 4 through a connecting plate, the upper end of the sleeve 93 is rotatably connected with a rotating shaft, the gear 91 is fixed on the rotating shaft, a first motor 96 is arranged in the rack 1, an output shaft of the first motor 96 is fixedly connected with the gear 91, the rack 92 is arranged on the inner rod 94, the gear 91 is meshed with the rack 92, a rotating hole is formed in the inner rod 94, a roller shaft of the friction roller 6 penetrates through the rotating hole, and the inner rod 94 is rotatably connected with the friction roller 6.
Preferably, a plurality of elastic protrusions 97 are arranged at the connection part of the lower part of the inner rod 94 and the sleeve 93, and a concave part matched with the elastic protrusions 97 is arranged inside the sleeve 93.
Preferably, the side rollers 5 are connected with a second motor 10 through a gear set, the gear set comprises two first gears 11 and one second gear 12, the side rollers 5 are respectively connected with one first gear 11, the second motor is connected with the second gear 12, and the first gear 11 is meshed with the second gear 12.
Preferably, the rubbing roller 6 is a rubber roller.
The utility model discloses a theory of operation is: the utility model discloses set up a friction roller 6 under main compression roller 21, place the section bar on two side rollers 5, the section bar is located between main compression roller 21 and the friction roller 6, motor two 10 drive two side rollers 5 synchronous revolution, make the section bar travel with the constant speed on side roller 5, adjust hydraulic cylinder 23 drive slider one 4 and reciprocate in spout one 3, thereby drive main compression roller 21 that sets up on slider one 4 up-and-down motion, make main compression roller 21 push down the section bar and make it crooked, then drive main compression roller 21 positive and negative rotation through pressing material motor 22 and make the section bar crooked into the arc, the section bar of different curvatures of position bending of main compression roller 21 can be adjusted to the pneumatic cylinder 23, when the section bar of different thickness of bending, drive gear 91 slewing motion through motor one 96 and drive the reciprocating of telescopic link, thereby adjust the position of friction roller 6 in order to laminate the lower surface of section bar, in the section bar motion process, friction roller 6 gives a frictional force to the section bar, avoid the section bar to skid in the operation, make the camber more accurate, can also avoid the section bar below to produce the crease simultaneously, when the telescopic link is in the tensile state, spring 95 is downwards by upwards becoming to the power direction of interior pole 94, set up elastic bulge 97 at the junction of interior pole 94 and sleeve 93, can provide an ascending holding power of interior pole when the telescopic link is tensile, avoid motor 96 auto-lock power not enough to make interior pole 94 take place to fall back.
Claims (8)
1. The numerical control arc bending machine is characterized in that: comprises a frame (1), a pressing device is fixed at the top end of the frame (1), the pressing device comprises a main pressing roller (21), a first sliding chute (3) is arranged on the side wall of the rack (1), a first sliding block (4) is connected in the first sliding chute (3) in a sliding manner, the main compression roller (21) is rotatably connected to the first sliding block (4), the pressing device drives the first sliding block (4) to move up and down along the first sliding groove (3), two side rollers (5) are arranged on the side wall of the frame (1), the side rollers (5) are rotatably connected with the frame (1), the side rollers (5) are arranged on two sides below the main press roller (21), a friction roller (6) is arranged under the main press roller, an adjusting component (9) is arranged in the frame, the adjusting component (9) is fixedly connected with the first sliding block (4), and the adjusting component (9) is rotatably connected with the friction roller (6).
2. The numerical control arc bending machine according to claim 1, wherein: the pressing device comprises a pressing motor (22) and a hydraulic cylinder (23) fixed to the top end of the rack (1), a first sliding block (4) is located on one side in the rack (1) and is fixed to a pressing shaft seat (25), a roller shaft of the main pressing roller penetrates through the first sliding block (4) and is rotatably connected to the pressing shaft seat (25), the pressing motor (22) is fixed to the pressing shaft seat (25), and an output shaft of the pressing motor (22) is fixedly connected with the roller shaft of the main pressing roller (21).
3. A numerically controlled arc bender as claimed in claim 2, wherein: the piston rod of the hydraulic cylinder (23) is arranged downwards, the piston end of the hydraulic cylinder (23) is fixedly connected with a connecting piece (24), and the connecting piece (24) is connected with a material pressing shaft seat (25).
4. The numerical control arc bending machine according to claim 1, wherein: the improved roller friction roller is characterized in that a sliding groove II (7) is formed in the sliding block I (4), the sliding groove II (7) is connected with a sliding block II (8) in a sliding mode, the sliding block II (8) is connected with a friction roller (6) in a rotating mode, the adjusting assembly (9) is connected with a roller shaft of the friction roller (6) in a rotating mode, and the adjusting assembly (9) drives the friction roller (6) and the sliding block II (8) to move up and down along the sliding groove II (7).
5. The numerical control arc bending machine according to claim 4, wherein: the adjusting assembly (9) comprises a gear (91), an expansion link and a rack (92), the expansion link comprises a sleeve (93) and an inner rod (94) inserted in the sleeve (93), the lower end of the sleeve (93) is closed, the lower end of the inner rod (94) is connected with the lower end of the sleeve (93) through a spring (95), the sleeve (93) is fixed on a first sliding block (4) through a connecting plate, the upper end of the sleeve (93) is rotatably connected with a rotating shaft, the gear (91) is fixed on the rotating shaft, a first motor (96) is arranged in the rack (1), an output shaft of the first motor (96) is fixedly connected with the gear (91), the rack (92) is arranged on the inner rod (94), the gear (91) is meshed with the rack (92), a rotating hole is formed in the inner rod (94), and a roll shaft of the friction roll (6) passes through the rotating hole, the inner rod (94) is rotationally connected with the friction roller (6).
6. The numerical control arc bending machine according to claim 5, wherein: the connecting part of the lower part of the inner rod (94) and the sleeve (93) is provided with a plurality of elastic bulges (97), and the sleeve (93) is internally provided with a concave part matched with the elastic bulges (97).
7. The numerical control arc bending machine according to claim 1, wherein: the side roller (5) is connected with a second motor (10) through a gear set, the gear set comprises two first gears (11) and one second gear (12), the side roller (5) is connected with the first gears (11) respectively, the second motor is connected with the second gear (12), and the first gears (11) are meshed with the second gear (12).
8. The numerical control arc bending machine according to claim 1, wherein: the friction roller (6) is a rubber roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120951357.3U CN214919475U (en) | 2021-05-06 | 2021-05-06 | Numerical control arc bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120951357.3U CN214919475U (en) | 2021-05-06 | 2021-05-06 | Numerical control arc bending machine |
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| Publication Number | Publication Date |
|---|---|
| CN214919475U true CN214919475U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120951357.3U Active CN214919475U (en) | 2021-05-06 | 2021-05-06 | Numerical control arc bending machine |
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| CN (1) | CN214919475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116511300A (en) * | 2023-05-22 | 2023-08-01 | 慈溪市先锐电热电器有限公司 | Automatic pipe bending device for electric heating pipe production |
-
2021
- 2021-05-06 CN CN202120951357.3U patent/CN214919475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116511300A (en) * | 2023-05-22 | 2023-08-01 | 慈溪市先锐电热电器有限公司 | Automatic pipe bending device for electric heating pipe production |
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