CN114633072A - Hydraulic diameter-variable rolling head device - Google Patents
Hydraulic diameter-variable rolling head device Download PDFInfo
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- CN114633072A CN114633072A CN202210338933.6A CN202210338933A CN114633072A CN 114633072 A CN114633072 A CN 114633072A CN 202210338933 A CN202210338933 A CN 202210338933A CN 114633072 A CN114633072 A CN 114633072A
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- mandrel
- tapered
- head device
- mounting seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
- B23P9/02—Treating or finishing by applying pressure, e.g. knurling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a hydraulic diameter-variable rolling head device which comprises a mandrel (6), a support sleeve (5) and a cutter head (1) which are relatively fixed with the front end of the mandrel (6), a tapered roller path (2) which is clamped between the support sleeve (5) and the cutter head (1) and relatively fixed with the support sleeve (5), a telescopic cylinder of which a piston rod (15) is fixedly connected with the mandrel (6) and a cylinder barrel (14) of which can axially move along the mandrel (6), a retainer (4) which is relatively fixed with the cylinder barrel (14) and is provided with at least two mounting holes, and tapered balls (3) which are correspondingly arranged in each mounting hole of the retainer (4), wherein the tapered balls (3) are matched with the tapered roller path (2) and the tapered balls (3) can axially move relative to the tapered roller path (2), and the radial rolling adjustment range of the tapered balls (3) is 0-3 mm. The hydraulic reducing rolling head device effectively solves the problems that the rolling diameter size of the inner wall cannot be adjusted radially, and the size tolerance size after rolling cannot meet the technical requirement.
Description
Technical Field
The invention relates to the technical field of cylinder barrel processing, in particular to a hydraulic diameter-variable rolling head device.
Background
The surface roughness requirement of the inner hole of the hydraulic support oil cylinder after boring and rolling is below 0.4 mu m, the ball is in rigid extrusion on the cylinder barrel, the rolling surface generates elastic-plastic deformation, the inner diameter tolerance basically keeps a value, the diameter tolerance of the rolled cylinder barrel exceeds the technical requirement due to the change of the cylinder barrel material and the heat treatment mode, an anti-corrosion coating is added on the inner wall of the cylinder barrel, the machining size adjustment of the inner wall of the cylinder barrel is repaired, the sizing and rolling can not be finished, the rolling cutter can not be used, and adverse effects are brought to production.
In summary, how to effectively solve the problems that the rolling diameter of the inner wall of the cylinder barrel cannot be adjusted radially and the dimension of the dimensional tolerance after rolling cannot meet the technical requirements is a problem that needs to be solved urgently by those skilled in the art at present.
Disclosure of Invention
The invention aims to provide a hydraulic reducing rolling head device which effectively solves the problems that the rolling diameter size of the inner wall of a cylinder barrel cannot be adjusted radially, and the size tolerance size after rolling cannot meet the technical requirement.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a hydraulic pressure becomes footpath rolling head device, including the dabber, with the front end of dabber is fixed relatively support cover and blade disc, press from both sides in support the cover with between the blade disc and with support cover relatively fixed toper raceway, its piston rod with dabber fixed connection and its cylinder can follow dabber axial displacement's telescoping cylinder, with the cylinder relatively fixed just has the holder of two at least mounting holes, correspond install in toper ball in every mounting hole of holder, toper ball with toper raceway cooperatees just toper ball can be relative toper raceway axial displacement, the radial roll extrusion adjustment range of toper ball is between 0 ~ 3 mm.
Optionally, the cylinder barrel is fixedly connected with the frame, and the retainer is fixedly connected with the front end of the moving sleeve.
Optionally, the taper of the tapered balls and the tapered raceway is 2 ° to 2.5 °.
Optionally, the rear end of the movable sleeve is connected with the rear end of the cylinder barrel through a thrust ball bearing, and the front end of the movable sleeve is connected with the front end of the cylinder barrel through a deep groove ball bearing.
Optionally, the cutter head is connected with the support sleeve and the tapered roller path through screws, and the movable sleeve is connected with the holder through screws and a T-shaped frame.
Optionally, a connecting column is arranged on the end face of the mounting hole of the retainer, and the connecting column is mounted in a central hole of the conical ball.
Optionally, the end face of the mounting hole is provided with a groove, and a second spring is arranged between the end face of the groove and the connecting column.
Optionally, a guide pad is sleeved and fixed at the rear end of the mandrel.
Optionally, still include first spring and the fixed mounting seat and the movable mounting seat of mutually supporting, the rear end that removes the cover with movable mounting seat fixed connection, the rear portion of dabber with fixed mounting seat fixed connection, movable mounting seat can follow the axis direction of dabber removes, the both ends of first spring respectively with fixed mounting seat with movable mounting seat connects.
Optionally, the mandrel is provided with an external thread, the inner side of the movable mounting seat is provided with an internal thread matched with the external thread, and the mandrel is in threaded connection with the movable mounting seat.
The hydraulic reducing rolling head device provided by the invention has the advantages that the mandrel is a stepped shaft, the central hole of the supporting sleeve is sleeved on the front end small shaft of the mandrel, the inner end surface of the supporting sleeve is propped against the stepped surface of the stepped shaft, the outer end surface of the supporting sleeve is flush with the end surface of the mandrel, the supporting sleeve is provided with a stepped notch with an open tail end, the conical roller path is sleeved on the supporting sleeve, the rear end of the supporting sleeve is propped against the end surface of the stepped notch, and the front end of the supporting sleeve is flush with the end surfaces of the mandrel and the supporting sleeve. The cutter head is fixed on the outer end faces of the mandrel and the supporting sleeve, the conical raceway is clamped between the supporting sleeve and the cutter head, the supporting sleeve is clamped and fixed by the step faces of the cutter head and the mandrel, and the conical raceway is clamped and fixed by the step grooves of the cutter head and the supporting sleeve, so that the mandrel, the supporting sleeve, the conical raceway and the cutter head form a relatively fixed whole.
A piston rod of the telescopic cylinder and the mandrel are limited through a limiting block, and the piston rod is fixed on the mandrel. The tail end of the piston rod is arranged on one side close to the tapered roller path, the cylinder barrel is arranged on one side far away from the tapered roller path, and the cylinder barrel can move relative to the piston rod to one side far away from the tapered roller path. The retainer is fixed relative to the cylinder barrel and can move along with the cylinder barrel. The retainer has at least two mounting holes in the circumferential direction, and a tapered ball is mounted in each mounting hole and moves along with the cylinder.
The surfaces of the tapered roller path and the tapered ball have inclination angles, the taper is equal in size, specifically, the outer diameter of the tapered roller path at one end of the cutter head is small, the outer diameter of the tapered roller path at one end far away from the cutter head is large, the inclination angle direction of the tapered ball is opposite to that of the tapered roller path, and the tapered ball is in contact fit with the tapered roller path.
The cylinder barrel moves towards one side far away from the cutter head, the tapered ball moves towards one side far away from the cutter head under the driving of the cylinder barrel, and the radial size of the tapered ball is increased relative to the axial movement of the tapered roller path. On the contrary, the tapered ball moves towards one side close to the cutter disc under the driving of the cylinder barrel, the radial size of the tapered ball is reduced, and the radial size of the tapered ball matched with the tapered roller path is changed, so that the radial rolling size of the tapered ball is adjusted. The radial rolling adjustment range of the tapered ball is 0-3 mm, the relative positions of the inclined planes of the tapered ball and the tapered roller path are adjusted according to the size condition after boring processing, the rolling allowance suitable for the roughness of the material is obtained, the size adjustment requirement under the normal condition is met, and the rolling surface quality meets the technical requirement. The method has obvious advantages particularly in the processing and inner wall repairing of the large-diameter cylinder barrel with the inner diameter phi of 400-phi 630, can adapt to the processing requirements of different reducing tolerances, has good reducing effect, and greatly improves the processing yield of the cylinder barrel.
The hydraulic reducing rolling head device provided by the invention utilizes the matching of the conical ball and the conical roller path, the radial rolling size and the radial boring diameter size can be adjusted conveniently and manually by adjusting the radial rolling size through the axial relative movement of the conical ball and the conical roller path, and the rolling is adjustable according to the boring diameter size; and the precise positioning and size adjustment of the axially moving conical ball can be realized, so that the precision of the radial rolling size can meet the technical requirement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a hydraulic reducing rolling head device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the cage;
fig. 3 is a schematic view of the connection of the tapered raceway and the tapered ball.
The drawings are numbered as follows:
the device comprises a cutter head 1, a tapered roller path 2, a tapered ball 3, a retainer 4, a support sleeve 5, a core shaft 6, a deep groove ball bearing 7, a moving sleeve 8, a thrust ball bearing 9, a first spring 10, a guide pad 11, a gland 12, a locking sleeve 13, a cylinder 14 and a piston rod 15.
Detailed Description
The core of the invention is to provide a hydraulic reducing rolling head device which effectively solves the problems that the rolling diameter size of the inner wall of a cylinder barrel cannot be adjusted radially, and the size tolerance size after rolling cannot meet the technical requirement.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a hydraulic reducing rolling head device according to an embodiment of the present invention; FIG. 2 is a schematic structural view of the cage; fig. 3 is a schematic view of the connection of the tapered raceway and the tapered ball.
In a specific embodiment, the hydraulic reducing rolling head device provided by the invention comprises a mandrel 6, a support sleeve 5 and a cutter head 1 which are relatively fixed with the front end of the mandrel 6, a tapered roller path 2 which is clamped between the support sleeve 5 and the cutter head 1 and is relatively fixed with the support sleeve 5, a telescopic cylinder of which a piston rod 15 is fixedly connected with the mandrel 6 and a cylinder barrel 14 can axially move along the mandrel 6, a retainer 4 which is relatively fixed with the cylinder barrel 14 and is provided with at least two mounting holes, and tapered balls 3 which are correspondingly mounted in each mounting hole of the retainer 4, wherein the tapered balls 3 are matched with the tapered roller path 2, the tapered balls 3 can axially move relative to the tapered roller path 2, and the radial rolling adjustment range of the tapered balls 3 is between 0 mm and 3 mm.
In the structure, the hydraulic reducing rolling head device comprises a mandrel 6, a support sleeve 5, a cutter head 1, a tapered roller path 2, a telescopic cylinder, a retainer 4 and tapered balls 3.
The mandrel 6 is a stepped shaft, the central hole of the support sleeve 5 is sleeved on the front end small shaft of the mandrel 6, the inner end surface of the support sleeve is propped against the stepped surface of the stepped shaft, and the outer end surface of the support sleeve is flush with the end surface of the mandrel 6
The supporting sleeve 5 is provided with a step slot with an open tail end, the tapered roller path 2 is sleeved on the supporting sleeve 5, the rear end of the tapered roller path is propped against the end surface of the step slot, and the front end of the tapered roller path is flush with the end surfaces of the core shaft 6 and the supporting sleeve 5.
The cutter head 1 is fixed on the outer end faces of the mandrel 6 and the supporting sleeve 5, the conical raceway 2 is clamped between the supporting sleeve 5 and the cutter head 1, the supporting sleeve 5 is clamped and fixed by the step faces of the cutter head 1 and the mandrel 6, the conical raceway 2 is clamped and fixed by the step grooves of the cutter head 1 and the supporting sleeve 5, and the mandrel 6, the supporting sleeve 5, the conical raceway 2 and the cutter head 1 are relatively fixed.
A piston rod 15 of the telescopic cylinder and the mandrel 6 are limited through a limiting block, and the piston rod 15 is fixed on the mandrel 6. The end of the piston rod 15 is at the side close to the tapered raceway 2, the cylinder 14 is at the side far from the tapered raceway 2, and the cylinder 14 is movable relative to the piston rod 15 to the side far from the tapered raceway 2.
Optionally, the telescopic cylinder is a hydraulic cylinder, the oil duct is disposed on the mandrel 6, and the hydraulic oil port is disposed on the gland 12 at the rear end of the mandrel 6. When rolling, the tapered ball 3 moves axially, and the thrust is provided by a hydraulic system.
The holder 4 is fixed relative to the cylinder 14, and the holder 4 can move along with the cylinder 14. The cage 4 has at least two mounting holes, for example, 6 mounting holes, in the circumferential direction, and a tapered ball 3 is mounted in each mounting hole, and the tapered ball 3 follows the cylinder tube 14.
The surfaces of the tapered roller path 2 and the tapered ball 3 have inclination angles, the taper degrees are equal, specifically, the outer diameter of the tapered roller path 2 at one end of the cutter head 1 is small, the outer diameter at one end far away from the cutter head 1 is large, the inclination angle direction of the tapered ball 3 is opposite to the inclination angle of the tapered roller path 2, and the tapered ball 3 is in contact fit with the tapered roller path 2.
The cylinder 14 moves towards one side far away from the cutter disc 1, the tapered ball 3 moves towards one side far away from the cutter disc 1 under the driving of the cylinder 14, the tapered ball 3 axially moves relative to the tapered roller path 2, and the radial size of the tapered ball 3 is increased. On the contrary, the tapered ball 3 is driven by the cylinder 14 to move towards the side close to the cutter head 1, the radial size of the tapered ball 3 is reduced, and the radial size of the tapered ball 3 matched with the tapered raceway 2 is changed, so that the radial rolling size of the tapered ball 3 is adjusted. The radial rolling adjustment range of the conical ball 3 is 0-3 mm, the relative positions of the inclined planes of the conical ball 3 and the conical roller path 2 are adjusted according to the size condition after boring processing, the rolling allowance suitable for the roughness of materials is obtained, the size adjustment requirement under the normal condition is met, and the rolling surface quality meets the technical requirement. The method has obvious advantages particularly in the processing and inner wall repairing of the large-diameter cylinder barrel with the inner diameter phi of 400-phi 630, can adapt to the processing requirements of different reducing tolerances, has good reducing effect, and greatly improves the processing yield of the cylinder barrel.
According to the hydraulic reducing rolling head device, the tapered ball 3 is matched with the tapered roller path 2, the radial rolling size is adjusted through the axial relative movement of the tapered ball 3 and the tapered roller path 2, the radial boring diameter size can be conveniently adjusted and positioned manually, and the rolling is adjustable according to the boring diameter size; and the precise positioning and size adjustment of the axially moving conical ball 3 can be realized, so that the precision of the radial rolling size can meet the technical requirement.
On the basis of the specific embodiment, a person skilled in the art can perform a plurality of changes on the hydraulic reducing rolling head device according to different specific occasions, and the hydraulic reducing rolling head device further comprises a moving sleeve 8, wherein the moving sleeve 8 is sleeved on a cylinder barrel 14, the moving sleeve 8 is fixedly connected with the cylinder barrel 14, a retainer 4 is fixedly connected with the front end of the moving sleeve 8, the cylinder barrel 14 is connected with the retainer 4 through the moving sleeve 8, and the cylinder barrel 14 moves to sequentially drive the moving sleeve 8 and the retainer 4 to move.
The movable sleeve 8 is equivalent to an increasing frame of the retainer 4, namely the retainer 4 adopts a split combined structure, the movable sleeve 8 and the retainer 4 have simple structures and are separately processed, the problems of difficult processing and stress deformation of the integral retainer 4 are solved, the radial adjustment tolerance of the conical ball 3 before rolling is ensured to be below 0.005mm, and the rigidity and form and position tolerance of the conical ball 3 in a large stress state meet the rolling precision requirement.
On the basis of the above specific embodiments, the taper of the tapered ball 3 and the tapered raceway 2 is any value between 2 degrees and 2.5 degrees, including end point values, such as 2 degrees and 2.2 degrees, and the taper of the tapered ball 3 and the tapered raceway 2 is moderate, so that the overall structure is compact, the radial dimension adjustment range under normal conditions is met, and the rolling quality after diameter changing is stable and reliable; the conical ball 3 can move axially relative to the conical roller path 2 conveniently, and the adjustment is flexible.
On the basis of the above embodiments, the rear end of the moving sleeve 8 and the rear end of the cylinder 14 are connected by the thrust ball bearing 9, and can bear thrust load when the moving sleeve 8 and the cylinder 14 run at high speed.
The front end of the movable sleeve 8 is connected with the front end of the cylinder barrel 14 through the deep groove ball bearing 7, and the movable sleeve is suitable for running at high rotating speed, is very durable and does not need to be maintained frequently.
On the basis of the above specific embodiments, the cutter head 1, the support sleeve 5 and the tapered roller path 2 are connected through screws, and the movable sleeve 8 and the retainer 4 are connected with the T-shaped frame through screws, so that the movable sleeve is detachably connected, convenient to connect and easy to detach and maintain.
On the basis of the above specific embodiments, the end face of the mounting hole of the retainer 4 is provided with the connecting column, the connecting column is mounted in the central hole of the tapered ball 3 to circumferentially position the tapered ball 3, and the tapered ball 3 moves more stably when rotating around the connecting column.
On the basis of the above-mentioned embodiments, the end face of the mounting hole has a groove, and a second spring is provided between the end face of the groove and the connecting post, when the tapered ball 3 is mounted, the connecting post presses back to the groove, so that the tapered ball 3 can be smoothly mounted.
On the basis of the above embodiments, the rear end of the mandrel 6 is sleeved and fixed with the guide pad 11, optionally, the guide pad 11 is a rubber pad, and the guide pad 11 has a shock absorption and absorption effect to reduce the shock of the mandrel 6; meanwhile, the mandrel 6 can be protected, and the collision of the mandrel 6 is reduced.
On the basis of each above-mentioned specific embodiment, still include first spring 10 and the fixed mounting seat and the movable mounting seat of mutually supporting, the rear end and the movable mounting seat fixed connection of removal cover 8, the rear portion and the fixed mounting seat of dabber 6 pass through lock sleeve 13 fixed connection, and the movable mounting seat can be followed the axis direction removal of dabber 6, and the both ends of first spring 10 are connected with fixed mounting seat and movable mounting seat respectively.
When the cylinder 14 moves to a side away from the cutter head 1, that is, the cylinder 14 moves to a side close to the movable mounting seat, the cylinder 14 drives the movable mounting seat to move along the mandrel 6, and the movable mounting seat compresses the first spring 10. When the cutter exits from the machined inner wall, namely when the oil cylinder in the cutter is unloaded, the conical ball 3 is displaced under the action of the force of the first spring 10, the radial size is reduced until the conical ball 3 returns to the initial position, and the machined inner surface of a workpiece is effectively protected when the combined cutter exits.
On the basis of each specific embodiment, the relative movement distance of the mandrel 6 and the movable mounting seat is equal to the relative movement distance of the conical ball 3 relative to the conical roller path 2, the mandrel 6 is provided with an external thread, the inner side of the movable mounting seat is provided with an internal thread matched with the external thread, the mandrel 6 is in threaded connection with the movable mounting seat, the position of the conical ball 3 can be accurately adjusted through threaded connection, and the fine adjustment effect is achieved.
Optionally, the movement distance, i.e. the corresponding rolling allowance and the diameter size after rolling, is determined by the adjusting nut and locked by the locking nut.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The hydraulic reducing rolling head device provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, it is possible to make various improvements and modifications to the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A hydraulic diameter-variable rolling head device is characterized by comprising a mandrel (6), a supporting sleeve (5) and a cutter head (1) which are relatively fixed with the front end of the mandrel (6), a tapered roller path (2) which is clamped between the supporting sleeve (5) and the cutter head (1) and is relatively fixed with the supporting sleeve (5), a telescopic cylinder which is fixedly connected with the mandrel (6) and can axially move along the mandrel (6) through a cylinder barrel (14), a retainer (4) which is relatively fixed with the cylinder barrel (14) and is provided with at least two mounting holes, and tapered balls (3) which are correspondingly mounted in each mounting hole of the retainer (4), the conical ball (3) is matched with the conical raceway (2) and the conical ball (3) can axially move relative to the conical raceway (2), the radial rolling adjustment range of the conical ball (3) is 0-3 mm.
2. The hydraulic reducing rolling head device according to claim 1, further comprising a moving sleeve (8) fixedly connected with the cylinder barrel (14), wherein the retainer (4) is fixedly connected with the front end of the moving sleeve (8).
3. The hydraulic reducing rolling head device according to claim 2, characterized in that the taper of the tapered balls (3) and the tapered raceway (2) is 2 ° -2.5 °.
4. The hydraulic reducing rolling head device according to claim 2, characterized in that the rear end of the moving sleeve (8) is connected with the rear end of the cylinder barrel (14) through a thrust ball bearing (9), and the front end of the moving sleeve (8) is connected with the front end of the cylinder barrel (14) through a deep groove ball bearing (7).
5. The hydraulic reducing rolling head device according to claim 2, wherein the cutter head (1) is connected with the support sleeve (5) and the tapered roller path (2) through screws, and the movable sleeve (8) is connected with the retainer (4) through screws and a T-shaped frame.
6. The hydraulic reducing roller head device according to claim 2, characterized in that the end face of the mounting hole of the retainer (4) is provided with a connecting column which is mounted in the central hole of the conical ball (3).
7. The hydraulic reducing rolling head device according to claim 6, wherein the end face of the mounting hole is provided with a groove, and a second spring is arranged between the end face of the groove and the connecting column.
8. The hydraulic reducing rolling head device according to claim 2, characterized in that a guide pad (11) is sleeved and fixed at the rear end of the mandrel (6).
9. The hydraulic reducing rolling head device according to any one of claims 2 to 8, further comprising a first spring (10), and a fixed mounting seat and a movable mounting seat which are matched with each other, wherein the rear end of the movable sleeve (8) is fixedly connected with the movable mounting seat, the rear end of the mandrel (6) is fixedly connected with the fixed mounting seat, the movable mounting seat can move along the axial direction of the mandrel (6), and two ends of the first spring (10) are respectively connected with the fixed mounting seat and the movable mounting seat.
10. The hydraulic reducing rolling head device according to claim 9, wherein the mandrel (6) is provided with an external thread, the inner side of the movable mounting seat is provided with an internal thread matched with the external thread, and the mandrel (6) is in threaded connection with the movable mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210338933.6A CN114633072B (en) | 2022-04-01 | 2022-04-01 | Hydraulic reducing rolling head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210338933.6A CN114633072B (en) | 2022-04-01 | 2022-04-01 | Hydraulic reducing rolling head device |
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| CN114633072A true CN114633072A (en) | 2022-06-17 |
| CN114633072B CN114633072B (en) | 2023-07-28 |
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| CN202210338933.6A Active CN114633072B (en) | 2022-04-01 | 2022-04-01 | Hydraulic reducing rolling head device |
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| EP1512492A1 (en) * | 2003-09-04 | 2005-03-09 | Wenaroll GmbH Tools and Systems | Skiving and Rollburnishingtool |
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| CN202741769U (en) * | 2012-03-23 | 2013-02-20 | 李革 | Boring head integrating boring, scraping and rolling effects |
| CN203170999U (en) * | 2013-03-28 | 2013-09-04 | 李牛 | Integrated boring head for deep hole |
| CN107378008A (en) * | 2017-07-30 | 2017-11-24 | 华南理工大学 | A kind of compound tool for finishing inner hole of cylinder |
| CN111940994A (en) * | 2020-08-24 | 2020-11-17 | 镇江市高等专科学校 | Inner hole rolling tool |
| CN113714812A (en) * | 2021-09-27 | 2021-11-30 | 湘潭大学 | Adjustable boring and rolling compound cutter |
| CN113894560A (en) * | 2021-10-26 | 2022-01-07 | 德州普利森机床有限公司 | Efficient hydraulic expanding-shrinking boring scraping-rolling integrated cutter |
| CN215615174U (en) * | 2021-06-25 | 2022-01-25 | 山东能源重装集团莱芜装备制造有限公司 | Hydraulic composite boring head |
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2022
- 2022-04-01 CN CN202210338933.6A patent/CN114633072B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1512492A1 (en) * | 2003-09-04 | 2005-03-09 | Wenaroll GmbH Tools and Systems | Skiving and Rollburnishingtool |
| CN102581617A (en) * | 2012-03-16 | 2012-07-18 | 德州普利森机床有限公司 | Deep hole machining cutter |
| CN202741769U (en) * | 2012-03-23 | 2013-02-20 | 李革 | Boring head integrating boring, scraping and rolling effects |
| CN203170999U (en) * | 2013-03-28 | 2013-09-04 | 李牛 | Integrated boring head for deep hole |
| CN107378008A (en) * | 2017-07-30 | 2017-11-24 | 华南理工大学 | A kind of compound tool for finishing inner hole of cylinder |
| CN111940994A (en) * | 2020-08-24 | 2020-11-17 | 镇江市高等专科学校 | Inner hole rolling tool |
| CN215615174U (en) * | 2021-06-25 | 2022-01-25 | 山东能源重装集团莱芜装备制造有限公司 | Hydraulic composite boring head |
| CN113714812A (en) * | 2021-09-27 | 2021-11-30 | 湘潭大学 | Adjustable boring and rolling compound cutter |
| CN113894560A (en) * | 2021-10-26 | 2022-01-07 | 德州普利森机床有限公司 | Efficient hydraulic expanding-shrinking boring scraping-rolling integrated cutter |
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| Publication number | Publication date |
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| CN114633072B (en) | 2023-07-28 |
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