CN112845897A - Servo cantilever structure heating device - Google Patents
Servo cantilever structure heating device Download PDFInfo
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- CN112845897A CN112845897A CN202011608432.2A CN202011608432A CN112845897A CN 112845897 A CN112845897 A CN 112845897A CN 202011608432 A CN202011608432 A CN 202011608432A CN 112845897 A CN112845897 A CN 112845897A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
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- General Induction Heating (AREA)
Abstract
The invention provides a servo cantilever structure heating device, and belongs to the field of local heating bending forming. The problem of current induction heating device shaping regional temperature inhomogeneous, influence the shaping quality and the shaping limit of bending piece is solved. It includes that cantilever heating mechanism and gear mount all link to each other with heating mechanism installation bedplate, sector gear and gear mount are fixed continuous, sector gear's rotatory end installation guide pin bushing, the guide pin bushing inboard is ball bush and guide pillar, the guide pillar is installed on guide pillar installation bedplate, guide pillar installation bedplate is installed on the installing support, the installing support is installed on the installation bedplate, servo motor and speed reducer fixed mounting are on speed reducer installation bedplate, speed reducer installation bedplate is installed on the installing support, the gear passes through gear installation bedplate and speed reducer installation bedplate and installs on the speed reducer, gear installation bedplate is installed on speed reducer installation bedplate, the gear links to each other with the sector gear meshing. It is mainly used for local heating bending forming.
Description
Technical Field
The invention belongs to the field of local heating bending forming, and particularly relates to a heating device for a follow-up cantilever structure.
Background
The heating mode adopted by the local heating bending forming technology is induction heating. Compared with traditional heating modes such as a gas furnace, an electric furnace and the like, the induction heating has the advantages of fast temperature rise, high heat efficiency, no naked flame, no smoke and dust, no harmful gas, no heat radiation to the surrounding environment, small volume, good safety, attractive appearance and the like. The induction coil in the induction heating device is in an annular cantilever structure. In the process of hot bending and forming the workpiece, an induction heating device is fixed, the workpiece is heated after passing through an induction coil, the distance between the inner side of the bending arc of the bending piece and the induction coil is reduced along with the progress of bending, the distance between the outer side of the bending arc of the bending piece and the induction coil is increased, the temperature of the bending and forming area of the bending piece is uneven, the forming quality and the forming limit of the bending piece are affected, and the influence on the forming quality and the forming limit of the bending piece during the simultaneous strengthening of hot bending and forming is particularly obvious.
Disclosure of Invention
The invention provides a heating device with a follow-up cantilever structure, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a follow-up cantilever structure heating device comprises a mounting support, a sector gear, a guide sleeve, a cantilever heating mechanism, a universal ball, a gear fixing frame, a gear, a speed reducer and a servo motor, wherein the cantilever heating mechanism and the gear fixing frame are both connected with a heating mechanism mounting base plate, the sector gear is fixedly connected with the gear fixing frame, the rotating end of the sector gear is provided with the guide sleeve, the inner side of the guide sleeve is provided with a ball bushing and a guide post, the guide post is arranged on the guide post mounting base plate, the guide post mounting base plate is arranged on the mounting support, the mounting support is arranged on the mounting base plate, the servo motor and the speed reducer are fixedly arranged on the speed reducer mounting base plate, the speed reducer mounting base plate is arranged on the mounting support, the gear is arranged on the speed reducer through the gear mounting base plate and the speed reducer mounting base, the gear is meshed with the sector gear and connected, the universal ball is installed on the universal ball installation base plate, a T-shaped arc-shaped groove is formed in the universal ball installation base plate, the universal ball installation base plate is fastened on the heating mechanism installation base plate through a third fixing screw and a gasket, and the third fixing screw is located at the gravity center position of the sector gear, the cantilever heating mechanism, the heating mechanism installation base plate and the gear fixing frame assembly.
Furthermore, the mounting bracket is connected with the mounting base plate through a first fixing screw, a first slider mounting plate is arranged on the inner side of the mounting bracket, the first slider mounting plate is connected with a first horizontal screw through a first screw seat, two ends of the first horizontal screw are connected with a first through hole seat and a second through hole seat, one end of the first horizontal screw is connected with a first hand wheel, the lower side of the first slider mounting plate is connected with a first slider, the first slider is in sliding connection with a first sliding rail, and the first sliding rail is fixedly mounted on the first sliding rail mounting plate.
Furthermore, the first slider mounting plate is connected with the second slide rail mounting plate through a lifting screw, and the lifting screw is connected with a fastening nut.
Further, the guide pillar installation base plate is connected with the installation support through a second fixing screw, the speed reducer installation base plate is connected with the installation support through a fourth fixing screw, a second slider installation plate is arranged on the second slide rail installation plate, the second slider installation plate is connected with the universal ball installation base plate, the second slider installation plate is connected with a second horizontal screw through a second screw base, two ends of the second horizontal screw are connected with a third through hole base and a fourth through hole base, one end of the second horizontal screw is connected with a second hand wheel, the lower side of the second slider installation plate is connected with a second slider, the second slider is connected with a second slide rail in a sliding mode, and the second slide rail is fixedly installed on the second slide rail installation plate.
Furthermore, scales are arranged on the first hand wheel and the second hand wheel.
Furthermore, a long round hole is formed in the joint of the guide pillar mounting base plate and the second fixing screw, and a long round hole is formed in the joint of the speed reducer mounting base plate and the fourth fixing screw.
Furthermore, the first horizontal screw rod is locked with the locking block through the first locking screw, and the second horizontal screw rod is locked with the locking block through the second locking screw.
Furthermore, the induction coil of the cantilever heating mechanism penetrates through a bending piece, the bending piece is connected with a bending piece pushing device, and the bending piece is connected with a bending pushing roller in a matched mode.
Furthermore, the bending part propelling device, the bending pushing roller and the gear are in control connection with a numerical control system.
Furthermore, a screw is arranged on the universal ball.
Compared with the prior art, the invention has the beneficial effects that: the invention solves the problems that the forming area of the existing induction heating device has uneven temperature and affects the forming quality and forming limit of a bent piece. The invention can be applied to the design of cantilever follow-up detection devices and other devices with similar structures. The real-time measurement of the bending radius of the bending part in the bending process is realized through the change of the gap of the bending part in the cantilever device, so that the bending parameters can be adjusted in real time, and the accurate forming of the bending part is realized. The temperature distribution of the hot bending forming area of the bending piece is uniform, the forming quality and the forming limit of the bending piece are greatly improved, and the device has the advantages of simple, compact and reliable structure, simple operation and strong practicability.
Drawings
FIG. 1 is a schematic cross-sectional view of a heating device with a servo cantilever structure according to the present invention;
FIG. 2 is a schematic view of the position of the flexure according to the present invention;
fig. 3 is a schematic perspective view of a servo cantilever structure heating device according to the present invention.
1-handwheel one, 2-locking screw one, 3-locking block one, 4-through hole seat one, 5-installation seat plate, 6-fastening nut, 7-lifting screw rod, 8-fixing screw one, 9-slide block mounting plate one, 10-screw rod seat one, 11-horizontal screw rod one, 12-slide rail one, 13-slide block one, 14-slide rail mounting plate one, 15-through hole seat two, 16-installation support, 17-universal ball mounting seat plate, 18-bending piece, 19-bending piece pushing device, 20-bending roller, 21-guide column installation seat plate, 22-fixing screw two, 23-sector gear, 24-guide sleeve, 25-ball bush, 26-guide column, 27-cantilever heating mechanism, 28-universal ball, 29-a heating mechanism mounting seat plate, 30-a gear fixing frame, 31-a through hole seat III, 32-a through hole seat IV, 33-a locking block II, 34-a fixing screw III, 35-a gasket, 36-a horizontal screw rod II, 37-a hand wheel II, 38-a locking screw II, 39-a screw rod seat II, 40-a slide rail II, 41-a slide block II, 42-a gear, 43-a gear mounting seat plate, 44-a fixing screw IV, 45-a speed reducer mounting seat plate, 46-a speed reducer, 47-a servo motor, 48-a slide block mounting plate II and 49-a slide rail mounting plate II.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely explained below with reference to the drawings in the embodiments of the present invention.
Referring to fig. 1-3 to illustrate the present embodiment, a servo cantilever structure heating device comprises a mounting bracket 16, a sector gear 23, a guide sleeve 24, a cantilever heating mechanism 27, a universal ball 28, a gear fixing bracket 30, a gear 42, a speed reducer 46 and a servo motor 47, wherein the cantilever heating mechanism 27 and the gear fixing bracket 30 are both connected to a heating mechanism mounting base plate 29, the sector gear 23 and the gear fixing bracket 30 are fixedly connected, the guide sleeve 24 is mounted at the rotating end of the sector gear 23, a ball bushing 25 and a guide post 26 are arranged inside the guide sleeve 24, the guide post 26 is mounted on a guide post mounting base plate 21, the guide post mounting base plate 21 is mounted on the mounting bracket 16, the mounting bracket 16 is mounted on a mounting base plate 5, the servo motor 47 and the speed reducer 46 are fixedly mounted on the speed reducer mounting base plate 45, the speed reducer mounting base plate 45 is mounted on the mounting bracket 16, gear 42 passes through gear installation bedplate 43 and speed reducer installation bedplate 45 and installs on speed reducer 46, gear installation bedplate 43 is installed on speed reducer installation bedplate 45, gear 42 links to each other with sector gear 23 meshing, universal ball 28 is installed on universal ball installation bedplate 17, the last T type arc wall of having seted up of universal ball installation bedplate 17, universal ball installation bedplate 17 passes through three 34 of set screw and gasket 35 fastening on heating mechanism installation bedplate 29, three 34 of set screw are located the barycenter position of sector gear 23, cantilever heating mechanism 27, heating mechanism installation bedplate 29 and gear fixing frame 30 combination.
The present embodiment first determines the center of rotation of the cantilever heating mechanism 27, typically the intersection of two vertical mid-sections of the induction coil, and then rotates the cantilever heating mechanism 27 about the center of rotation, the angle and speed of rotation being determined by the feeding speed, bending radius and bending angle of the bending member 18. The specifications of the sector gear 23, the heating mechanism mounting base plate 29, and the gear fixing frame 30 are determined according to the specifications of the cantilever heating mechanism 27. So that the sector gear 23, the cantilever heating mechanism 27, the heating mechanism mounting plate 29 and the gear fixing frame 30 form an integral body during rotation. The center of rotation of the cantilever heating mechanism 27 is guaranteed to be accurate through a precise ball guide post and guide sleeve. The rotation angle and the rotation speed of the gear 42 are controlled by the servo motor 47, and the rotation angle and the rotation speed of the cantilever heating mechanism 27 are ensured by the gear transmission between the gear 42 and the sector gear 23. The gear 42 and the gear mounting seat plate 43 are connected by a self-lubricating bearing to the heating mechanism mounting seat plate 29 and placed on the universal ball 28, so that the heating mechanism mounting seat plate 29 can smoothly slide in the horizontal direction during the rotation of the cantilever heating mechanism 27. The third fixing screw 34 is positioned at the gravity center position of the combination of the sector gear 23, the cantilever heating mechanism 27, the heating mechanism mounting base plate 29 and the gear fixing frame 30, so that the cantilever heating mechanism 27 is prevented from shaking in the rotating process and the overall mounting precision is ensured.
The mounting bracket 16 is connected with the mounting base plate 5 through a first fixing screw 8, a first slider mounting plate 9 is arranged on the inner side of the mounting bracket 16, the first slider mounting plate 9 is connected with a first horizontal screw 11 through a first screw seat 10, two ends of the first horizontal screw 11 are connected with a first through hole seat 4 and a second through hole seat 15, one end of the first horizontal screw 11 is connected with a first hand wheel 1, the lower side of the first slider mounting plate 9 is connected with a first slider 13, the first slider 13 is in sliding connection with a first slide rail 12, and the first slide rail 12 is fixedly mounted on a first slide rail mounting plate 14. The first slider mounting plate 9 is connected with the second slide rail mounting plate 49 through a lifting screw 7, and the lifting screw 7 is connected with the fastening nut 6. The guide pillar mounting base plate 21 is connected with the mounting support 16 through a second fixing screw 22, the speed reducer mounting base plate 45 is connected with the mounting support 16 through a fourth fixing screw 44, a second slider mounting plate 48 is arranged on the upper side of a second sliding rail mounting plate 49, the second slider mounting plate 48 is connected with the universal ball mounting base plate 17, the second slider mounting plate 48 is connected with a second horizontal screw 36 through a second screw seat 39, two ends of the second horizontal screw 36 are connected with a third through hole seat 31 and a fourth through hole seat 32, one end of the second horizontal screw 36 is connected with a second hand wheel 37, the lower side of the second slider mounting plate 48 is connected with a second slider 41, the second slider 41 is connected with a second sliding rail 40 in a sliding mode, and the second sliding rail 40 is fixedly mounted. Scales are arranged on the first hand wheel 1 and the second hand wheel 37, long round holes are formed in the joints of the guide pillar mounting base plates 21 and the second fixing screws 22, and long round holes are formed in the joints of the speed reducer mounting base plates 45 and the fourth fixing screws 44. The first horizontal screw 11 is locked by the first locking screw 2 and the first locking block 3, and the second horizontal screw 36 is locked by the second locking screw 38 and the second locking block 33. The induction coil of the cantilever heating mechanism 27 passes through the bending member 18, the bending member 18 is connected with the bending member propelling device 19, and the bending member 18 is connected with the bending pushing roller 20 in a matching way. The bending member pushing device 19, the bending pushing roller 20 and the gear 42 are connected with a numerical control system control. The universal ball 28 is provided with a screw.
In use, the position of the induction coil of the cantilever heating mechanism 27 is first adjusted so that the bending member 18 can smoothly pass through the induction coil. And loosening the first fixing screw 8 to enable the mounting bracket 16 to be in a movable state. The position of a first slider mounting seat plate 9 is adjusted by using a first hand wheel 1 with scales to adjust a first horizontal screw 11 which is fixedly arranged on a first through hole seat 4 and a second through hole seat 15 and penetrates through a first screw seat 10, a first slide rail 12 and a first slider 13 play a supporting role and ensure that the first slider mounting seat plate 9 smoothly moves in the horizontal direction, and after the adjustment is completed, a first locking screw 2 is fastened to enable a first locking block 3 to lock the first horizontal screw 11, so that the first horizontal screw 11 cannot rotate; and loosening the second fixing screw 22 and the fourth fixing screw 44 to enable the guide post mounting base plate 21 and the speed reducer mounting base plate 45 to be in a movable state. A second hand wheel 37 with scales is used for adjusting a second horizontal screw 36 which is fixed on a third through hole seat 31 and a fourth through hole seat 32 and penetrates through a second screw seat 39 to adjust the position of a second slider mounting seat plate 48, a second sliding rail 40 and a second slider 41 play a supporting role and guarantee that the second slider mounting seat plate 48 smoothly moves in the horizontal direction, and after the adjustment is completed, a second locking screw 38 is fastened to enable a second locking block 33 to lock the second horizontal screw 36, so that the second horizontal screw 36 cannot rotate; adjusting the position of the second slide rail installation seat plate 49 in the height direction by adjusting the fastening nut 6 and the lifting screw 7 which are connected to the first slide block installation seat plate 9 and the second slide rail installation seat plate 49, and locking the fastening nut 6 after the adjustment is finished; by the above adjustment, the position of the cantilever heating mechanism 27 is further adjusted.
Then, by adjusting the positions of the mounting bracket 16, the guide pillar mounting base plate 21 and the speed reducer mounting base plate 45, in order to facilitate adjustment, long round holes are processed in the mounting bracket 16, the guide pillar mounting base plate 21 and the speed reducer mounting base plate 45, so that the intersecting line of the axis of the guide pillar 26 and two vertical middle cross sections of the induction coil of the cantilever heating mechanism 27 is in a straight line, namely the rotation center of the cantilever heating mechanism 27 is ensured, and after adjustment is completed, a first fastening screw 8, a second fastening screw 22 and a fourth fastening screw 44 are locked.
During the bending forming process of the workpiece, the bending piece pushing device 19, the bending pushing roller 20 and the gear 42 are controlled by a numerical control system. When the bending member 18 enters the induction coil of the cantilever heating mechanism 27 under the action of the bending member pushing device 19, the cantilever heating mechanism 27 starts to work, and when the bending member 18 reaches the designated position, the bending roller 20 starts to push the bending member 18 to be bent and formed, and simultaneously the gear 42 starts to rotate, and the cantilever heating mechanism 27 starts to rotate along with the bending member 18. After the bending member 18 is bent to a designated bending radius, the gear 42 stops rotating until the bending formation is finished.
After the bending is completed, the gear 42 drives the sector gear 23 to return the cantilever heating mechanism 27 to the initial position, and the formed bent piece is taken out.
The following cantilever structure heating device provided by the invention is described in detail, and the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a follow-up cantilever structure heating device which characterized in that: the device comprises a mounting bracket (16), a sector gear (23), a guide sleeve (24), a cantilever heating mechanism (27), a universal ball (28), a gear fixing frame (30), a gear (42), a speed reducer (46) and a servo motor (47), wherein the cantilever heating mechanism (27) and the gear fixing frame (30) are both connected with a heating mechanism mounting base plate (29), the sector gear (23) is fixedly connected with the gear fixing frame (30), the guide sleeve (24) is mounted at the rotating end of the sector gear (23), a ball bushing (25) and a guide post (26) are arranged on the inner side of the guide sleeve (24), the guide post (26) is mounted on the guide post mounting base plate (21), the guide post mounting base plate (21) is mounted on the mounting bracket (16), the mounting bracket (16) is mounted on a mounting base plate (5), and the servo motor (47) and the speed reducer (46) are fixedly mounted on the speed reducer mounting base plate (45), the speed reducer mounting seat plate (45) is mounted on the mounting bracket (16), the gear (42) is mounted on the speed reducer (46) through the gear mounting seat plate (43) and the speed reducer mounting seat plate (45), the gear installation seat plate (43) is installed on the speed reducer installation seat plate (45), the gear (42) is meshed and connected with the sector gear (23), the universal ball (28) is arranged on the universal ball mounting base plate (17), a T-shaped arc-shaped groove is arranged on the universal ball mounting base plate (17), the universal ball mounting base plate (17) is fastened on the heating mechanism mounting base plate (29) through a third fixing screw (34) and a gasket (35), and the third fixing screw (34) is positioned at the gravity center position of the combination of the sector gear (23), the cantilever heating mechanism (27), the heating mechanism mounting seat plate (29) and the gear fixing frame (30).
2. A servo cantilever structure heating apparatus according to claim 1, wherein: installing support (16) link to each other with installation bedplate (5) through set screw (8), installing support (16) inboard is provided with slider mounting panel (9), slider mounting panel (9) link to each other with horizontal screw rod (11) through screw rod seat (10), horizontal screw rod (11) both ends link to each other with through-hole seat (4) and through-hole seat two (15), the one end of horizontal screw rod (11) links to each other with hand wheel (1), slider mounting panel (9) downside links to each other with slider (13), slider (13) and slide rail (12) sliding connection, slide rail (12) fixed mounting is on slide rail mounting panel (14).
3. A servo cantilever structure heating apparatus according to claim 2, wherein: the first sliding block mounting plate (9) is connected with the second sliding rail mounting plate (49) through a lifting screw (7), and the lifting screw (7) is connected with a fastening nut (6).
4. A servo cantilever structure heating apparatus according to claim 3, wherein: the guide post mounting seat plate (21) is connected with the mounting bracket (16) through a second fixing screw (22), the speed reducer mounting seat plate (45) is connected with the mounting bracket (16) through a fourth fixing screw (44), a second sliding block mounting plate (48) is arranged on the upper side of the second sliding rail mounting plate (49), the second sliding block mounting plate (48) is connected with the universal ball mounting base plate (17), the second sliding block mounting plate (48) is connected with the second horizontal screw rod (36) through a second screw rod seat (39), two ends of the horizontal screw rod II (36) are connected with the through hole seat III (31) and the through hole seat IV (32), one end of the horizontal screw rod II (36) is connected with the hand wheel II (37), the lower side of the sliding block mounting plate II (48) is connected with the sliding block II (41), the second sliding block (41) is in sliding connection with the second sliding rail (40), and the second sliding rail (40) is fixedly installed on the second sliding rail installation plate (49).
5. A servo cantilever structure heating device according to claim 4, wherein: scales are arranged on the first hand wheel (1) and the second hand wheel (37).
6. A servo cantilever structure heating device according to claim 4, wherein: the connecting part of the guide post mounting seat plate (21) and the second fixing screw (22) is provided with a long round hole, and the connecting part of the speed reducer mounting seat plate (45) and the fourth fixing screw (44) is provided with a long round hole.
7. A servo cantilever structure heating device according to claim 4, wherein: the first horizontal screw rod (11) is locked by a first locking screw (2) and a first locking block (3), and the second horizontal screw rod (36) is locked by a second locking screw (38) and a second locking block (33).
8. A servo cantilever structure heating apparatus according to claim 1, wherein: the induction coil of the cantilever heating mechanism (27) penetrates through a bending piece (18), the bending piece (18) is connected with a bending piece pushing device (19), and the bending piece (18) is connected with a bending pushing roller (20) in a matching mode.
9. A servo cantilever structure heating apparatus according to claim 8, wherein: the bending part pushing device (19), the bending pushing roller (20) and the gear (42) are connected with a numerical control system in a control mode.
10. A servo cantilever structure heating apparatus according to claim 1, wherein: the universal ball (28) is provided with a screw.
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| CN202011608432.2A CN112845897B (en) | 2020-12-29 | 2020-12-29 | Servo cantilever structure heating device |
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| CN202011608432.2A CN112845897B (en) | 2020-12-29 | 2020-12-29 | Servo cantilever structure heating device |
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| CN112845897B (en) | 2021-11-02 |
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