CN110935824A - Vertical ring rolling mill capable of automatically feeding and discharging - Google Patents
Vertical ring rolling mill capable of automatically feeding and discharging Download PDFInfo
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- CN110935824A CN110935824A CN201911329548.XA CN201911329548A CN110935824A CN 110935824 A CN110935824 A CN 110935824A CN 201911329548 A CN201911329548 A CN 201911329548A CN 110935824 A CN110935824 A CN 110935824A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H9/00—Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass
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Abstract
The invention relates to a vertical ring rolling mill capable of automatically feeding and discharging, which relates to the technical field of hot forging processing and comprises a rack, wherein a rolling roller, a core roller, a guide roller and a measuring roller are arranged on the rack, an annular die groove for rolling a flange blank is arranged on the outer peripheral surface of the core roller, one end of the core roller, far away from the rack, is coaxially and fixedly connected with a connecting shaft, one end of the rack, close to the core roller, is also provided with a supporting device and a feeding and discharging device, and the supporting device comprises a base, a supporting arm, a discharging plate and a first shaft sleeve; the feeding and discharging device comprises a feeding and discharging mechanism, and the feeding and discharging mechanism comprises a first rotating rod, a second rotating rod and a feeding arm; the material placing plate is also provided with a driving device for driving the supporting device and the material loading and unloading device. The vertical ring rolling machine can directly drive the supporting device and the feeding and discharging device to operate step by step through the driving device, can automatically feed and discharge materials to the vertical ring rolling machine while protecting the mandrel, and is simple and convenient.
Description
Technical Field
The invention relates to the technical field of hot forging processing, in particular to a vertical ring rolling machine capable of automatically feeding and discharging.
Background
When a ring rolling machine, also called a ring rolling machine or a ring expanding machine, is used for processing a forged flange, a hot forging is subjected to hole expanding processing through the ring rolling machine. The ring rolling machine can be divided into a vertical type and a horizontal type according to the form of the machine frame and the position of the annular piece. Vertical ring rolling machine mainly by the frame, roll the roller, the core roller, parts such as guide roll and measuring roll are constituteed, wherein roll the roller, the core roller, the axle center of guide roll and measuring roll is all parallel to each other, the core roller, the guide roll, the measuring roll all rotates with the frame to be connected, roll the roller and slide with the frame when rotating to be connected and be connected, when processing the flange, place the flange blank at the dabber, later roll the roller and slide towards the dabber when the pivoted, and begin to roll the flange blank, when the outer peripheral face of flange blank with roll the roller, the guide roll, after the equal butt of measuring roll, the flange blank just is processed and is accomplished.
At present, the announcement date is 2019, 25 days in 06 months, chinese utility model patent that the announcement number is CN209021137U provides a ring rolling machine is used in steel ring processing, which comprises a frame, roll the roller, the dabber, the core roller, guide roll and measuring roller, fixedly connected with base is still gone back to the bottom of frame, the vertical support of fixedly connected with on the base, the horizontal support of top fixedly connected with of vertical support, the center of horizontal support is parallel with the axle center of dabber, be provided with the slip cap on the horizontal support, the slip cap slides along the length direction of horizontal support and is connected with the horizontal support, fixedly connected with installation pole on the slip cap, the round hole has been seted up on the installation pole, the round hole is coaxial with the dabber. When the flange blank needs to be rolled, the sliding sleeve slides towards the rack, the mandrel is inserted into the round hole of the mounting rod, the mandrel at the moment is changed into a simply-supported beam from a cantilever beam, the bending stress applied to the joint of the mandrel and the rack is reduced, the mandrel is not easy to bend, the mandrel is protected, and the service life of the mandrel is prolonged.
The above prior art solutions have the following drawbacks: because the setting of base, vertical support, horizontal support, slip cover and round hole, though played the effect of supporting the dabber, reduced near operation space of dabber for be difficult for giving ring rolls unloading.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the vertical ring rolling mill capable of automatically feeding and discharging, which can protect core rollers and simultaneously facilitate feeding and discharging of the core rollers.
The above object of the present invention is achieved by the following technical solutions:
a vertical ring rolling mill capable of automatically feeding and discharging comprises a rack, wherein a rolling roller, a core roller, a guide roller and a measuring roller are arranged on the rack, an annular die groove for rolling a flange blank is formed in the outer peripheral surface of the core roller, one end, far away from the rack, of the core roller is coaxially and fixedly connected with a connecting shaft, one end, close to the core roller, of the rack is further provided with a supporting device for supporting the core roller and a feeding and discharging device for automatically feeding and discharging materials to the core roller, the supporting device comprises a base, a supporting arm, a discharging plate and a first shaft sleeve, the base is fixedly connected to one end, close to the core roller, of the rack, the supporting arm is rotatably connected with the base, the discharging plate is fixedly connected to the supporting arm, the first shaft sleeve is fixedly connected to the discharging plate, when the supporting arm rotates to a vertical state, the discharging plate is; the feeding and discharging device comprises a feeding and discharging mechanism, the feeding and discharging mechanism comprises a first rotating rod, a second rotating rod and a feeding arm, the first rotating rod and the second rotating rod are equal in length, the first rotating rod and the second rotating rod are rotatably connected to the discharging plate, one ends, far away from the discharging plate, of the first rotating rod and the second rotating rod are rotatably connected with the feeding arm, the first rotating rod, the second rotating rod, the discharging plate and the feeding arm enclose a parallelogram, and a feeding groove is formed in one end, far away from the first rotating rod, of the feeding arm; the material placing plate is also provided with a driving device for driving the supporting device and the material loading and unloading device.
By adopting the technical scheme, the flange blank is placed on the material placing plate, the inner hole of the flange blank is sleeved outside the first shaft sleeve, then the supporting arm is driven to rotate by the driving device, when the supporting arm rotates to a vertical state, the first shaft sleeve is sleeved on the outer peripheral surface of the connecting shaft, the material placing plate supports the pressure borne by the core roller, the core roller is protected, and the service life of the core roller is prolonged; then, the first rotating rod and the second rotating rod are driven to rotate through the driving device, so that the feeding arm can be rotated, the flange blanks are clamped in the feeding groove and move along with the feeding arm, finally, the flange blanks are clamped in the die cavity of the core roller, feeding is completed, and at the moment, the flange blanks can be reamed; after reaming is finished, the reverse operation can be carried out, and then the blanking can be finished; according to the arrangement, during feeding, an operator only needs to place the flange blank on the material placing plate and enable the flange blank to be sleeved outside the first shaft sleeve, and the operator does not need to manually hang the flange blank in the die cavity of the core roller; when unloading, an operator takes the flange blank away from the discharging plate, and does not need to take the flange blank out of the die cavity, so that the vertical ring rolling mill can be conveniently loaded and unloaded.
The present invention in a preferred example may be further configured to: the supporting device further comprises a first transmission mechanism, the first transmission mechanism comprises a first gear, a second gear, a third gear and a fourth gear, the first gear is fixedly connected to the base, the second gear is meshed with the first gear, the second gear is rotatably connected with the supporting arm, the third gear is coaxially and fixedly connected with the second gear, the fourth gear is meshed with the third gear, and the material discharging plate is rotatably connected with the base along the axis of the first gear; the driving device comprises a driving motor, the driving motor is fixedly connected to the material discharging plate, and the fourth gear is coaxially connected with an output shaft of the driving motor.
By adopting the technical scheme, the supporting device can be driven by rotating the driving motor, so that the supporting arm rotates around the axis of the first gear, the first shaft sleeve is sleeved on the outer end face of the connecting shaft of the core roller, the core roller is protected, and meanwhile, the feeding of the feeding and discharging device is facilitated; the support arm can be rotated reversely by the reverse rotation of the driving motor, so that the first shaft sleeve is separated from the connecting shaft of the core roller, and the unloading of the loading and unloading device is facilitated.
The present invention in a preferred example may be further configured to: the feeding and discharging device further comprises a second transmission mechanism, the second transmission mechanism comprises a fifth gear and a sixth gear, the sixth gear and the first rotating rod are coaxial with the rotating shaft of the discharging plate, the sixth gear is rotationally connected with the discharging plate, the sixth gear is fixedly connected with the first rotating rod, the fifth gear is meshed with the sixth gear, and the fifth gear is coaxially connected with the output shaft of the driving motor.
By adopting the technical scheme, the driving motor can also drive the feeding and discharging device to rotate, after the first shaft sleeve is sleeved on the peripheral surface of the rotating shaft of the core roller, the driving motor drives the first rotating rod to rotate, the second rotating rod synchronously rotates along with the first rotating rod and the feeding arm slides, when the feeding arm slides, the flange blank is firstly clamped into the feeding groove of the feeding arm, and then along with the sliding of the feeding arm, the flange blank is conveyed into the die groove of the core roller to finish feeding; the drive motor rotates reversely to drive the loading and unloading device to run reversely, so that the flange blank can be unloaded from the die cavity of the core roller and conveyed to the outer peripheral surface of the first shaft sleeve.
The present invention in a preferred example may be further configured to: the driving device further comprises a control mechanism, the control mechanism comprises a second shaft sleeve and a plurality of sliding blocks, the second shaft sleeve is coaxially connected to an output shaft of the driving motor, and the second shaft sleeve is arranged between the fourth gear and the fifth gear; the outer peripheral surface of the second shaft sleeve is uniformly provided with sliding grooves which are parallel to the axial direction of the second shaft sleeve, the number of the sliding grooves is the same as that of the sliding blocks, and the sliding blocks are connected with the sliding grooves in a matched mode; first positioning grooves the number of which is the same as that of the sliding blocks are uniformly formed in the end face, close to the second shaft sleeve, of the fourth gear, second positioning grooves the number of which is the same as that of the sliding blocks are uniformly formed in the end face, close to the second shaft sleeve, of the fifth gear, the sliding blocks are clamped with the first positioning grooves in the fourth gear after sliding towards the fourth gear, and the sliding blocks are clamped with the second positioning grooves in the fifth gear after sliding towards the fifth gear.
Through adopting above-mentioned technical scheme, after in the first constant head tank of slider joint on the fourth gear, driving motor alright rotate with the drive support arm, after in the second constant head tank of slider joint on the fifth gear, driving motor alright rotate with the first rotation pole of drive unloader.
The present invention in a preferred example may be further configured to: one end of the sliding block facing the fourth gear is provided with a first guide surface, when the supporting arm rotates towards the core roller, the first guide surface is abutted to the first positioning groove, one end of the sliding block facing the fifth gear is provided with a second guide surface, and when the feeding arm slides towards the direction far away from the core roller, the second guide surface is abutted to the second positioning groove; the control mechanism further comprises a third shaft sleeve, the third shaft sleeve is fixedly connected with the second shaft sleeve in a coaxial mode, tooth teeth are formed in one end face, away from the shaft center of the second shaft sleeve, of the sliding block, the tooth teeth are perpendicular to the sliding direction of the sliding block, elastic teeth are formed in the inner circumferential surface of the third shaft sleeve, and the tooth teeth are meshed with the elastic teeth.
By adopting the technical scheme, in an initial state, the supporting arm is positioned at one end far away from the core roller, the feeding arm is also positioned at one end far away from the core roller, the flange blank is placed on the material placing plate and sleeved on the outer peripheral surface of the shaft sleeve, the driving motor rotates in a positive direction at the moment, the first guide surface is abutted against the first positioning groove, the sliding block cannot be separated from the first positioning groove under the limitation of the elastic force of the elastic teeth, and the supporting arm rotates towards the core roller under the transmission of the first transmission mechanism; when the first shaft sleeve is sleeved on the outer peripheral surface of the core roller, the supporting arm reaches the limit position, the supporting arm cannot continue to rotate, the sliding block is separated from the first positioning groove under the driving of the driving motor, and the sliding block is inserted into the second positioning groove; at the moment, under the transmission of the second transmission mechanism, the driving motor drives the first rotating rod to rotate, and then the flange blank material is placed in the die cavity of the core roller; after the flange blank is processed, the driving motor is rotated reversely, the second guide surface is abutted against the second positioning groove, the sliding block cannot be separated from the second positioning groove under the limitation of the elasticity of the elastic teeth, and the processed flange blank is taken out of the core roller and placed on the outer peripheral surface of the first shaft sleeve under the transmission of the second transmission mechanism; after the first rotating rod reaches the limit, the sliding block is separated from the second positioning groove, the sliding block is inserted into the first positioning groove again at the moment, the driving motor continues to rotate, and the supporting arm moves towards the direction far away from the core roller under the transmission of the first transmission mechanism, so that the flange blank is convenient to unload.
The present invention in a preferred example may be further configured to: the supporting device further comprises a first guide plate, the first guide plate is perpendicular to the axis of the first gear and fixedly connected with the base, a first guide groove is formed in the first guide plate along the axis of the first gear, a first guide rod is fixedly connected to the supporting arm and inserted into the first guide groove, the first guide rod is connected with the first guide plate in a sliding mode along the length direction of the first guide groove, and when the first guide rod is located at one end, far away from the base, of the first guide groove, the supporting arm is in a horizontal state; the feeding and discharging mechanism further comprises a second guide plate, the second guide plate is perpendicular to the axis of the sixth gear and fixedly connected with the discharging plate, a second guide groove is formed in the second guide plate along the axis of the sixth gear, a second guide rod is fixedly connected to the first connecting arm and inserted into the second guide groove, and the second guide rod is connected with the second guide plate in a sliding mode along the length direction of the second guide groove.
By adopting the technical scheme, when the first guide rod slides to one end of the first guide groove far away from the base, the support arm and the discharging plate are both in a horizontal state, and an operator can conveniently feed and discharge materials to and from the discharging plate; when the second guide rod slides to one end of the second guide groove far away from the core roller, the fifth gear gives a component force to the sliding block towards the fourth gear, so that the sliding block is convenient to be separated from the second positioning groove; meanwhile, the first guide groove and the second guide groove respectively guide the supporting device and the feeding and discharging mechanism, so that the supporting device and the feeding and discharging mechanism can run more stably.
The present invention in a preferred example may be further configured to: the driving device further comprises a torque limiter, an input shaft of the torque limiter is coaxially and fixedly connected with an output shaft of the driving motor, and an output shaft of the torque limiter is coaxially and fixedly connected with the second shaft sleeve.
By adopting the technical scheme, when the first guide rod slides to one end of the first guide groove far away from the base, the input shaft and the output shaft of the torque limiter are separated, and the driving motor idles; and similarly, when the second guide rod slides to one end of the second guide groove close to the core roller, the input shaft and the output shaft of the torque limiter are also separated, and the driving motor idles, so that the driving motor is prevented from being burnt.
The present invention in a preferred example may be further configured to: the two first gears, the two second gears, the two first guide plates and the two first guide rods are symmetrically arranged on two sides of the first shaft sleeve; the feeding and discharging mechanisms are also arranged into two groups, and the two groups of feeding and discharging mechanisms are also symmetrically arranged on two sides of the first shaft sleeve.
By adopting the technical scheme, when the supporting arm rotates, both sides of the supporting arm can receive power and support, so that the supporting arm runs more stably; the feeding and discharging mechanisms are arranged into two groups, so that after the flange blank is clamped in the feeding groove, the gravity center of the flange blank falls on the symmetry line of the two feeding and discharging mechanisms, the flange blank is not easy to rotate, and the feeding and discharging safety of the flange blank is improved.
The present invention in a preferred example may be further configured to: and one end of the groove bottom of the feeding groove, which is close to the first rotating rod, is provided with a round angle.
Through adopting above-mentioned technical scheme, place flange blank back in the die cavity at the material loading arm, the material loading arm need continue to slide so that flange blank deviates from the material loading inslot, and when setting up of fillet made the material loading arm continue to slide, the terminal surface that the material loading groove is close to first rotation pole is difficult for blocking the flange blank is fixed a position for flange blank when satisfying the material loading of die cavity again simultaneously.
The present invention in a preferred example may be further configured to: the supporting device further comprises a sliding bearing, the sliding bearing is coaxially and fixedly connected to the inner circumferential surface of the first shaft sleeve, when the supporting arm rotates to the vertical state, the connecting shaft and the sliding bearing are coaxial, the connecting shaft is inserted into the sliding bearing, and the sliding bearing is rotatably connected with the connecting shaft.
By adopting the technical scheme, the friction force between the core roller and the first shaft sleeve is reduced, and the energy consumption of the vertical ring rolling mill in reaming the flange blank is reduced; and simultaneously, the service life of the first shaft sleeve and the core roller can be prolonged.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the arrangement of the supporting device and the feeding and discharging device can protect the core roller and prolong the service life of the core roller, and during feeding, an operator only needs to place the flange blank on the material placing plate to enable the flange blank to be sleeved outside the first shaft sleeve, and the operator does not need to manually hang the flange blank in a die cavity of the core roller; when unloading, an operator takes the flange blank away from the discharging plate, and does not need to take the flange blank out of the die cavity, so that the vertical ring rolling mill can be conveniently loaded and unloaded.
2. Through the arrangement of the driving device, the first transmission mechanism and the second transmission mechanism, the supporting device and the feeding and discharging device are directly driven step by step through the driving device to operate, the core roller is protected, meanwhile, the vertical ring rolling mill can be automatically fed and discharged, and the feeding and discharging device is simple and convenient.
3. Through the setting of the torque limiter, when the first guide rod and the second guide rod slide to the limiting state, the input shaft and the output shaft of the torque limiter can be automatically separated, so that the driving motor idles, and the driving motor is prevented from being burnt.
Drawings
FIG. 1 is a schematic partial sectional view showing the overall structure of the present embodiment;
FIG. 2 is a schematic partial structure diagram of the present embodiment, which is for illustrating the connection relationship of the supporting device;
FIG. 3 is a partial schematic view of another perspective of the present embodiment, for illustrating the connection relationship of the supporting device;
FIG. 4 is a partial sectional view showing the configuration of the core roller and the first sleeve in the present embodiment, for the purpose of embodying the connection relationship between the first sleeve and the core roller;
FIG. 5 is an enlarged view of portion B of FIG. 3;
FIG. 6 is an enlarged view of portion A of FIG. 2;
FIG. 7 is an exploded schematic view of the control mechanism;
fig. 8 is an exploded view of another perspective of the control mechanism.
Reference numerals: 1. a frame; 11. rolling a roller; 12. a core roll; 121. a die cavity; 122. a connecting shaft; 13. a guide roller; 14. a measuring roller; 2. a support device; 21. a base; 22. a support arm; 221. a second gear carrier; 222. a first guide bar; 23. a material placing plate; 231. a drive motor support; 232. a connecting rod; 233. a feeding arm groove; 234. a rib plate; 24. a first bushing; 25. a first transmission mechanism; 251. a first gear; 252. a second gear; 253. a third gear; 254. a fourth gear; 26. a first guide plate; 261. a first guide groove; 27. a sliding bearing; 3. a loading and unloading device; 31. a feeding and discharging mechanism; 311. a first rotating lever; 3111. a second guide bar; 312. a second rotating lever; 313. a feeding arm; 314. a feeding trough; 315. round corners; 316. a second guide plate; 3161. a second guide groove; 32. a second transmission mechanism; 321. a fifth gear; 322. a sixth gear; 4. a drive device; 41. a drive motor; 42. a control mechanism; 421. a second shaft sleeve; 422. a slider; 4221. teeth; 423. a chute; 424. a first positioning groove; 425. a second positioning groove; 426. a first guide surface; 427. a second guide surface; 428. a third shaft sleeve; 4281. an elastic tooth; 43. a torque limiter; 51. a first rotating shaft; 52. a second rotating shaft; 53. a third rotation axis.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the embodiment provides a vertical ring rolling mill capable of automatically loading and unloading materials, which comprises a frame 1, wherein a rolling roller 11, a core roller 12, a guide roller 13 and a measuring roller 14 are rotatably connected to the frame 1. An annular die cavity 121 for rolling the flange blank is arranged on the outer peripheral surface of the core roller 12, and a connecting shaft 122 (shown in fig. 4) is coaxially and integrally formed at one end of the core roller 12 far away from the machine frame 1. One end of the frame 1 close to the core roller 12 is also provided with a supporting device 2 for supporting the core roller 12 and a loading and unloading device 3 for automatically loading and unloading the core roller 12.
Referring to fig. 2 and 3, the supporting device 2 includes a base 21, a supporting arm 22, a discharging plate 23, a first shaft sleeve 24, a first transmission mechanism 25, and a first guiding plate 26. The base 21 is welded to one end of the frame 1 near the core roll 12, and the bottom surface of the base 21 abuts against the ground. The first transmission mechanism 25 includes a first gear 251, a second gear 252, a third gear 253, and a fourth gear 254. The first gear 251 is a half gear ring, the first gear 251 is welded on the upper surface of the base 21, and the axis of the first gear 251 is vertical to the axis of the core roller 12; the first gears 251 are provided in two, and the two first gears 251 are symmetrically provided on both sides of the axial center of the core roller 12 (as shown in fig. 1).
The supporting arms 22 and the emptying plates 23 are welded with each other, two supporting arms 22 are arranged, and the two supporting arms 22 are symmetrically arranged on two sides of the core roller 12. Two second gear frames 221 for supporting the second gears 252 are welded on end surfaces of the two support arms 22 far away from the material discharge plate 23, the number of the second gears 252 is two, the two second gears 252 are respectively and rotatably connected to the second gear frames 221, and the two second gears 252 are respectively meshed with the two first gears 251.
The supporting arm 22 and the discharging plate 23 are driven by the second gear 252 to rotate relative to the base 21 along the axis of the first gear 251. The first guide plates 26 are also provided in two, and the two first guide plates 26 are welded to the opposite surfaces of the two first gears 251, respectively. An arc-shaped first guide groove 261 taking the axis of the first gear 251 as the axis is formed in each of the two guide plates, a first guide rod 222 is welded on one end face of the support arm 22 close to the guide plate, the first guide rod 222 is inserted into the first guide groove 261, and the first guide rod 222 is connected with the first guide plate 26 in a sliding manner along the length direction of the first guide groove 261. When the first guide bar 222 slides to the end of the first guide slot 261 far away from the base 21, the support arm 22 is in a horizontal state; when the first guide bar 222 slides to the end of the first guide groove 261 near the base 21, the support arm 22 is in the vertical state.
The first shaft sleeve 24 vertically penetrates through the material discharging plate 23 and is welded with the material discharging plate 23, in order to enhance the connection strength of the first shaft sleeve 24 and the material discharging plate 23, a rib plate 234 is arranged on one end face of the material discharging plate 23 close to the supporting arm 22, and the material discharging plate 23 and the first shaft sleeve 24 are both welded with the rib plate 234.
A sliding bearing 27 is coaxially disposed within the first bushing 24, and the sliding bearing 27 is disposed at an end of the first bushing 24 near the core roll 12 (as shown in fig. 4). The outer peripheral surface of the sliding bearing 27 is in interference fit with the inner peripheral surface of the first sleeve 24, and the inner peripheral surface of the sliding bearing 27 is in clearance fit with the outer peripheral surface of the connecting shaft 122 of the core roller 12; when the support arm 22 is in the vertical state, the sliding bearing 27 is coaxially fitted over the outer peripheral surface of the connecting shaft 122 of the core roller 12, and when the core roller 12 rotates, the connecting shaft 122 rotates coaxially with the sliding bearing 27, and the sliding bearing 27 and the first bushing 24 remain relatively stationary.
The second gear carrier 221 is further rotatably connected with the first rotating shaft 51, two second gears 252 are disposed at two ends of the first rotating shaft 51, and both the two second gears 252 are coaxially connected with the first rotating shaft 51. The third gear 253 is coaxially keyed on the first rotating shaft 51 such that the third gear 253 rotates coaxially and synchronously with the second gear 252.
Referring to fig. 3 and 5, a driving device 4 for driving the supporting device 2 is further disposed on an end surface of the material discharging plate 23 close to the supporting arm 22, and the driving device 4 includes a driving motor 41, a torque limiter 43, and a control mechanism 42. A driving motor bracket 231 for mounting the driving motor 41 is further welded on one end face of the material discharging plate 23 close to the supporting arm 22, and the driving motor 41 is fixedly connected to the driving motor bracket 231 through bolts.
The output shaft of the drive motor 41 is coaxially keyed to the input shaft of the torque limiter 43, and the output shaft of the torque limiter 43 is coaxially keyed to the second rotational shaft 52. The fourth gear 254 is coaxially rotatably connected to the second rotating shaft 52, and the fourth gear 254 is engaged with the third gear 253.
Referring to fig. 5 and 6, the loading and unloading device 3 includes a loading and unloading mechanism 31 and a second transmission mechanism 32, and the loading and unloading mechanism 31 includes a first rotating rod 311, a second rotating rod 312 and a loading arm 313. First dwang 311 is isometric with second dwang 312, and the welding has the connecting rod 232 that is used for supporting first dwang 311 and second dwang 312 on the blowing board 23 is close to driving motor 41's an end face, and first dwang 311 all articulates on connecting rod 232 with second dwang 312, and the one end that connecting rod 232 was kept away from to first dwang 311 and second dwang 312 all articulates with material loading arm 313.
The material discharging plate 23 is provided with a feeding arm groove 233 through which a feeding arm 313 passes, and one end of the feeding arm 313 far away from the first rotating rod 311 passes through the feeding arm groove 233. A feeding trough 314 is arranged at one end of the feeding arm 313 far away from the first rotating rod 311, a feeding trough 314 is arranged at one end of the feeding trough 314 far away from the first rotating rod 311, and a round corner 315 (as shown in fig. 4) is arranged between one side surface of the feeding trough 314 close to the first rotating rod 311 and the bottom of the trough.
The loading and unloading mechanism 31 further includes a second guide plate 316, the second guide plate 316 is welded to an end surface of the material discharging plate 23 close to the driving motor 41, and the second guide plate 316 is disposed on a side of the loading arm groove 233 away from the first shaft sleeve 24. An arc-shaped second guide groove 3161 taking a hinge shaft of the guide plate upper moving first rotating rod 311 hinged with the connecting rod 232 as an axis; a second guide lever 3111 is coaxially welded to a hinge shaft of the first rotation lever 311 and the loading arm 313, the second guide lever 3111 is inserted into the second guide groove 3161, and the second guide lever 3111 is slidably connected to the second guide plate 316 along a length direction of the second guide groove 3161. When the second guide lever 3111 slides to the end of the second guide groove 3161 away from the discharge plate 23, the feeding arm 313 is completely retracted to the side of the discharge plate 23 close to the driving motor 41; when the second guide lever 3111 is slid to an end of the groove of the second guide lever 3111 near the discharge plate 23, the loading groove 314 of the loading arm 313 is aligned with the cavity 121 of the core roll 12.
The second transmission mechanism 32 includes a fifth gear 321 and a sixth gear 322, the third rotation shaft 53 is coaxially connected to the hinge shaft of the first rotation rod 311 hinged to the connection rod 232, and the sixth gear 322 is coaxially connected to the third rotation shaft 53. The fifth gear 321 is coaxially and rotatably connected to the second rotating shaft 52, and the fifth gear 321 is engaged with the sixth gear 322.
Referring to fig. 7 and 8, the control mechanism 42 is disposed between the fourth gear 254 and the fifth gear 321, the control mechanism 42 includes a second shaft sleeve 421, a third shaft sleeve 428, and a plurality of sliders 422, and the second shaft sleeve 421 is coaxially keyed to the second rotating shaft 52. The outer peripheral surface of the second shaft sleeve 421 is uniformly provided with sliding grooves 423 with the same number as the sliding blocks 422 along the length direction of the second shaft sleeve, the sliding blocks 422 are inserted into the sliding grooves 423, and the sliding blocks 422 are connected with the second shaft sleeve 421 along the length direction of the sliding grooves 423 in a sliding manner. The third shaft sleeve 428 is coaxially connected with the outer peripheral surface of the second shaft sleeve 421, a plurality of teeth 4221 are arranged on the end surface of the sliding block 422 close to the third shaft sleeve 428 along the length direction of the sliding block 422, the teeth 4221 are vertical to the sliding direction of the sliding block 422, and a plurality of elastic teeth 4281 meshed with the teeth 4221 are arranged on the inner peripheral surface of the third shaft sleeve 428.
The slider 422 is close to the one end of fourth gear 254 and has seted up first spigot surface 426, and the same first constant head tank 424 of quantity with slider 422 has evenly been seted up along the axle center of self on the fourth gear 254 is close to the terminal surface of slider 422, and slider 422 is pegged graft with first constant head tank 424, and slider 422 inserts in the first constant head tank 424 back, first spigot surface 426 and first constant head tank 424 butt. The slider 422 is close to the one end of fifth gear 321 and has seted up the second guiding surface 427, and the same second constant head tank 425 with slider 422 quantity has evenly been seted up along the axle center of self on the end face that fifth gear 321 is close to slider 422, and slider 422 also pegs graft with second constant head tank 425, and back in the slider 422 inserted second constant head tank 425, second guiding surface 427 and second constant head tank 425 butt.
The implementation principle of the embodiment is as follows:
before the vertical ring rolling mill is fed, the feeding plate 23 is in a horizontal state, the second guide rod 3111 is positioned at one end of the second guide groove 3161 far away from the feeding plate 23, and the sliding block 422 is inserted into the first positioning groove 424; at this time, the flange blank is placed on the material placing plate 23 and sleeved on the outer peripheral surface of the first shaft sleeve 24; then the driving motor 41 rotates, under the driving of the second rotating shaft 52, the second shaft sleeve 421, the third shaft sleeve 428 and the sliding block 422, the fourth gear 254 and the output shaft of the driving motor 41 rotate coaxially and synchronously, the fifth gear 321 does not rotate, at this time, under the driving of the third gear 253, the second gear 252 and the first gear 251, the discharging plate 23 rotates along the axis of the first gear 251; when the first guide rod 222 slides to the end of the first guide groove 261 close to the base 21, the material discharge plate 23 is in a vertical state, and the sliding bearing 27 is sleeved on the outer peripheral surface of the connecting shaft 122 of the core roller 12; meanwhile, under the driving of the driving motor 41, the first guide surface 426 of the sliding block 422 gives a force to the sliding block 422 towards the fifth gear 321, and the sliding block 422 breaks through the resistance of the teeth 4221 and the elastic teeth 4281 and is inserted into the second positioning groove 425; under the driving of the second rotating shaft 52, the second shaft sleeve 421, the third shaft sleeve 428 and the sliding block 422, the fifth gear 321 rotates synchronously with the output shaft of the driving motor 41, the fourth gear 254 does not rotate, and at this time, under the driving of the sixth gear 322, the first rotating shaft 311 rotates; the first rotating rod 311 drives the feeding arm 313 to slide in an arc shape, the feeding groove 314 drags the flange blank and transfers the flange blank to the die cavity 121 of the core roller 12 to complete feeding; when the second guide lever 3111 is moved to the end of the second guide groove 3161 near the discharge plate 23, the input shaft and the output shaft of the torque limiter 43 are disengaged, and the driving motor 41 idles.
When the ring rolling mill is blanked, the driving motor 41 is rotated in the reverse direction, the fifth gear 321 and the output shaft of the driving motor 41 are synchronously rotated in the reverse direction under the driving of the second rotating shaft 52, the second shaft sleeve 421, the third shaft sleeve 428 and the sliding block 422, the fourth gear 254 is not rotated, and at this time, the first rotating rod 311 is rotated under the driving of the sixth gear 322; the first rotating rod 311 drives the feeding arm 313 to slide in an arc shape, the feeding groove 314 drags the flange blank and transfers the flange blank to the outer peripheral surface of the second sleeve 421 from the die cavity 121 of the core roller 12; when the second guide bar 3111 moves to the end of the second guide groove 3161 away from the material discharging plate 23, under the driving of the driving motor 41, the second guide surface 427 of the slider 422 gives the slider 422 a force toward the fourth gear 254, and the slider 422 breaks through the resistance of the teeth 4221 and the elastic teeth 4281 and is inserted into the first positioning groove 424; at this time, under the driving of the second rotating shaft 52, the second shaft sleeve 421, the third shaft sleeve 428 and the sliding block 422, the fourth gear 254 and the output shaft of the driving motor 41 synchronously rotate in the opposite direction, and the fifth gear 321 does not rotate; driven by the third gear 253, the second gear 252 and the first gear 251, the discharging plate 23 rotates reversely along the axis of the first gear 251; when the first guide rod 222 slides to the end of the first guide groove 261 far away from the base 21, the material discharge plate 23 is in a horizontal state, and the flange blank slides onto the material discharge plate 23, so that the material discharge is completed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. A vertical ring rolling mill capable of automatically feeding and discharging comprises a frame (1), wherein a rolling roller (11), a core roller (12), a guide roller (13) and a measuring roller (14) are arranged on the frame (1), an annular die groove (121) for rolling a flange blank is arranged on the outer peripheral surface of the core roller (12), one end of the core roller (12) far away from the frame (1) is coaxially and fixedly connected with a connecting shaft (122), and the vertical ring rolling mill is characterized in that,
the automatic feeding and discharging device comprises a rack (1), wherein one end of the rack (1), which is close to a core roller (12), is also provided with a supporting device (2) for supporting the core roller (12) and a feeding and discharging device (3) for automatically feeding and discharging materials to and from the core roller (12), the supporting device (2) comprises a base (21), a supporting arm (22), a discharging plate (23) and a first shaft sleeve (24), the base (21) is fixedly connected to one end of the rack (1), which is close to the core roller (12), the supporting arm (22) is rotatably connected with the base (21), the discharging plate (23) is fixedly connected to the supporting arm (22), the first shaft sleeve (24) is fixedly connected to the discharging plate (23), when the supporting arm (22) rotates to a vertical state, the discharging plate (23) is vertical to the core roller (12), a connecting shaft (122) is coaxial with the first shaft sleeve (24), and the connecting shaft (; the feeding and discharging device (3) comprises a feeding and discharging mechanism (31), the feeding and discharging mechanism (31) comprises a first rotating rod (311), a second rotating rod (312) and a feeding arm (313), the first rotating rod (311) and the second rotating rod (312) are equal in length, the first rotating rod (311) and the second rotating rod (312) are rotatably connected to the discharging plate (23), one ends, far away from the discharging plate (23), of the first rotating rod (311) and the second rotating rod (312) are rotatably connected with the feeding arm (313), the first rotating rod (311), the second rotating rod (312), the discharging plate (23) and the feeding arm (313) enclose a parallelogram, and one end, far away from the first rotating rod (311), of the feeding arm (313) is provided with a feeding groove (314); the material discharging plate (23) is also provided with a driving device (4) for driving the supporting device (2) and the material charging and discharging device (3).
2. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 1, wherein: the supporting device (2) further comprises a first transmission mechanism (25), the first transmission mechanism (25) comprises a first gear (251), a second gear (252), a third gear (253) and a fourth gear (254), the first gear (251) is fixedly connected to the base (21), the second gear (252) is meshed with the first gear (251), the second gear (252) is rotatably connected with the supporting arm (22), the third gear (253) is coaxially and fixedly connected with the second gear (252), the fourth gear (254) is meshed with the third gear (253), and the material placing plate (23) is rotatably connected with the base (21) along the axis of the first gear (251); the driving device (4) comprises a driving motor (41), the driving motor (41) is fixedly connected to the material discharging plate (23), and the fourth gear (254) is coaxially connected with an output shaft of the driving motor (41).
3. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 2, wherein: the feeding and discharging device (3) further comprises a second transmission mechanism (32), the second transmission mechanism (32) comprises a fifth gear (321) and a sixth gear (322), the sixth gear (322) and a first rotating rod (311) are coaxial with a rotating shaft of the material discharging plate (23), the sixth gear (322) is rotatably connected with the material discharging plate (23), the sixth gear (322) is fixedly connected with the first rotating rod (311), the fifth gear (321) is meshed with the sixth gear (322), and the fifth gear (321) is coaxially connected with an output shaft of the driving motor (41).
4. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 3, wherein: the driving device (4) further comprises a control mechanism (42), the control mechanism (42) comprises a second shaft sleeve (421) and a plurality of sliding blocks (422), the second shaft sleeve (421) is coaxially connected to an output shaft of the driving motor (41), and the second shaft sleeve (421) is arranged between the fourth gear (254) and the fifth gear (321); the outer peripheral surface of the second shaft sleeve (421) is uniformly provided with sliding grooves (423) which are parallel to the axial direction of the second shaft sleeve (421) and have the same number as the sliding blocks (422), and the sliding blocks (422) are connected with the sliding grooves (423) in a matched manner; first positioning grooves (424) the same as the sliding blocks (422) in number are uniformly formed in the end face, close to the second shaft sleeve (421), of the fourth gear (254), second positioning grooves (425) the same as the sliding blocks (422) in number are uniformly formed in the end face, close to the second shaft sleeve (421), of the fifth gear (321), the sliding blocks (422) are clamped with the first positioning grooves (424) in the fourth gear (254) after sliding towards the fourth gear (254), and the sliding blocks (422) are clamped with the second positioning grooves (425) in the fifth gear (321) after sliding towards the fifth gear (321).
5. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 4, wherein: a first guide surface (426) is arranged at one end of the sliding block (422) facing the fourth gear (254), when the supporting arm (22) rotates towards the core roller (12), the first guide surface (426) is abutted with the first positioning groove (424), a second guide surface (427) is arranged at one end of the sliding block (422) facing the fifth gear (321), and when the feeding arm (313) slides towards the direction far away from the core roller (12), the second guide surface (427) is abutted with the second positioning groove (425); the control mechanism (42) further comprises a third shaft sleeve (428), the third shaft sleeve (428) is coaxially and fixedly connected with the second shaft sleeve (421), one end face, away from the axis of the second shaft sleeve (421), of the sliding block (422) is provided with teeth (4221), the teeth (4221) are perpendicular to the sliding direction of the sliding block (422), the inner circumferential surface of the third shaft sleeve (428) is provided with elastic teeth (4281), and the teeth (4221) are meshed with the elastic teeth (4281).
6. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 5, wherein: the supporting device (2) further comprises a first guide plate (26), the first guide plate (26) is perpendicular to the axis of the first gear (251) and fixedly connected with the base (21), a first guide groove (261) is formed in the first guide plate (26) along the axis of the first gear (251), a first guide rod (222) is fixedly connected to the supporting arm (22), the first guide rod (222) is inserted into the first guide groove (261), the first guide rod (222) is connected with the first guide plate (26) in a sliding mode along the length direction of the first guide groove (261), and when the first guide rod (222) is located at one end, far away from the base (21), of the first guide groove (261), the supporting arm (22) is in a horizontal state; go up unloading mechanism (31) and still include second deflector (316), second deflector (316) perpendicular to sixth gear's (322) axle center and blowing board (23) fixed connection, second guide way (3161) have been seted up along the axle center of sixth gear (322) on second deflector (316), fixedly connected with second guide bar (3111) on the first link, second guide bar (3111) insert in second guide way (3161), and second guide bar (3111) slide with second deflector (316) along the length direction of second guide way (3161) and be connected.
7. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 6, wherein: the driving device (4) further comprises a torque limiter (43), an input shaft of the torque limiter (43) is coaxially and fixedly connected with an output shaft of the driving motor (41), and an output shaft of the torque limiter (43) is coaxially and fixedly connected with the second shaft sleeve (421).
8. The vertical ring rolling mill of claim 6 or 7, characterized in that: the two first gears (251), the two second gears (252), the two first guide plates (26) and the two first guide rods (222) are respectively arranged at two sides of the first shaft sleeve (24) symmetrically; the feeding and discharging mechanisms (31) are also arranged into two groups, and the two groups of feeding mechanisms are also symmetrically arranged on two sides of the first shaft sleeve (24).
9. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 1, wherein: and a round corner (315) is formed at one end, close to the first rotating rod (311), of the groove bottom of the feeding groove (314).
10. The vertical ring rolling mill capable of automatically feeding and discharging materials as claimed in claim 1, wherein: the supporting device (2) further comprises a sliding bearing (27), the sliding bearing (27) is coaxially and fixedly connected to the inner circumferential surface of the first shaft sleeve (24), when the supporting arm (22) is fully extended, the connecting shaft (122) is coaxial with the sliding bearing (27), the connecting shaft (122) is inserted into the sliding bearing (27), and the sliding bearing (27) is rotatably connected with the connecting shaft (122).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911329548.XA CN110935824B (en) | 2019-12-20 | 2019-12-20 | Vertical ring rolling mill capable of automatically feeding and discharging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329548.XA CN110935824B (en) | 2019-12-20 | 2019-12-20 | Vertical ring rolling mill capable of automatically feeding and discharging |
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| CN110935824A true CN110935824A (en) | 2020-03-31 |
| CN110935824B CN110935824B (en) | 2021-04-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115815486A (en) * | 2023-01-06 | 2023-03-21 | 诸城市圣阳机械有限公司 | Automatic feeding and discharging structure for ring rolling machine |
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| CN109396305A (en) * | 2018-12-27 | 2019-03-01 | 山东瑞烨法兰有限公司 | A kind of hubbed flange vertical ring rolling machine processing grinding tool |
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| GB877687A (en) * | 1956-10-16 | 1961-09-20 | Electro Chimie Metal | Improvements in rolling mills |
| RU2139163C1 (en) * | 1998-08-18 | 1999-10-10 | Общество с ограниченной ответственностью "Автоспецмаш" | Automatic machine for expanding rings and method for making bandages |
| CN106424489A (en) * | 2016-09-29 | 2017-02-22 | 山东伊莱特重工股份有限公司 | Vertical type grinded ring machining tool |
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| CN115815486A (en) * | 2023-01-06 | 2023-03-21 | 诸城市圣阳机械有限公司 | Automatic feeding and discharging structure for ring rolling machine |
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Address after: 250000 east of Lejia Industrial Park, Puji street, Zhangqiu District, Jinan City, Shandong Province Applicant after: Shandong Kaijie Forging Co., Ltd Address before: 250000 east of Lejia Industrial Park, Puji street, Zhangqiu District, Jinan City, Shandong Province Applicant before: Jinan Kaijie flange manufacturing Co., Ltd |
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