CN114633072B - Hydraulic reducing rolling head device - Google Patents
Hydraulic reducing rolling head device Download PDFInfo
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- CN114633072B CN114633072B CN202210338933.6A CN202210338933A CN114633072B CN 114633072 B CN114633072 B CN 114633072B CN 202210338933 A CN202210338933 A CN 202210338933A CN 114633072 B CN114633072 B CN 114633072B
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- conical
- mandrel
- head device
- rolling
- sleeve
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a hydraulic reducing rolling head device which comprises a mandrel (6), a supporting sleeve (5) and a cutter disc (1) which are relatively fixed with the front end of the mandrel (6), a conical rollaway nest (2) which is clamped between the supporting sleeve (5) and the cutter disc (1) and is relatively fixed with the supporting 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 conical balls (3) which are correspondingly arranged in each mounting hole of the retainer (4), wherein the conical balls (3) are matched with the conical rollaway nest (2) and can axially move relative to the conical rollaway nest (2), and the radial rolling adjustment range of the conical balls (3) is between 0 mm and 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 dimensional tolerance size after rolling cannot meet the technical requirements.
Description
Technical Field
The invention relates to the technical field of cylinder barrel machining, in particular to a hydraulic reducing rolling head device.
Background
The surface roughness requirement of the inner hole of the hydraulic support cylinder is below 0.4 mu m after boring and rolling, the rolling balls are rigidly extruded on the cylinder barrel, the rolling surface is elastically and plastically deformed, the inner diameter tolerance is basically kept on a numerical value, the diameter tolerance of the rolled cylinder barrel exceeds the technical requirement due to the change of cylinder barrel materials and heat treatment modes, the anti-corrosion coating is added on the inner wall of the cylinder barrel, the processing size of the inner wall of the cylinder barrel is regulated, sizing and rolling cannot be finished, and a rolling cutter cannot be used, so that adverse effects are brought to production.
In summary, how to effectively solve the problem that the rolling diameter size of the inner wall of the cylinder cannot be adjusted radially, and the dimensional tolerance size after rolling cannot meet the technical requirements is a problem that needs to be solved by those skilled in the art.
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 dimensional tolerance size after rolling cannot meet the technical requirements.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a hydraulic pressure reducing rolling head device, includes dabber, with the front end relatively fixed's of dabber support cover and blade disc, press from both sides in support cover with between the blade disc and with support the toper raceway of cover relatively fixed, its piston rod with dabber fixed connection and its cylinder can be followed dabber axial displacement's telescopic cylinder, with the cylinder relatively fixed just has at least two mounting hole's holder, correspond install in the toper ball in every mounting hole of holder, the toper ball with toper raceway cooperatees just toper ball can be relative toper raceway axial displacement, the radial roll extrusion adjustment scope of toper ball is between 0 ~ 3 mm.
Optionally, the device further comprises a moving sleeve fixedly connected with the cylinder barrel, 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 ° -2.5 °.
Optionally, the rear end of the moving sleeve is connected with the rear end of the cylinder barrel through a thrust ball bearing, and the front end of the moving 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 supporting sleeve and the tapered roller path through screws, and the moving sleeve is connected with the retainer through screws and the T-shaped retainer.
Optionally, an end face of the mounting hole of the retainer is provided with a connecting column, and the connecting column is mounted in the 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, the movable mounting device further comprises a first spring, a fixed mounting seat and a movable mounting seat which are matched with each other, wherein the rear end of the movable sleeve is fixedly connected with the movable mounting seat, the rear part of the mandrel is fixedly connected with the fixed mounting seat, the movable mounting seat can move along the axis direction of the mandrel, and two ends of the first spring are respectively connected with the fixed mounting seat and the movable mounting seat.
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 small shaft at the front end of the mandrel, the inner end surface is propped against the stepped surface of the stepped shaft, the supporting sleeve with the outer end surface and the end surface of the mandrel level is provided with a stepped slot with the tail end open, the conical raceway is sleeved on the supporting sleeve, the rear end is propped against the end surface of the stepped slot, and the front end is level with the end surfaces of the mandrel and the supporting sleeve. The cutter head is fixed on the outer end surfaces of the mandrel and the supporting sleeve, the conical roller path is clamped between the supporting sleeve and the cutter head, the step surfaces of the cutter head and the mandrel clamp and fix the supporting sleeve, the step grooves of the cutter head and the supporting sleeve clamp and fix the conical roller path, and the mandrel, the supporting sleeve, the conical roller path and the cutter head form a relatively fixed whole.
The piston rod of the telescopic cylinder and the mandrel are limited by a limiting block, and the piston rod is fixed on the mandrel. The end of the piston rod is at the side close to the conical raceway, the cylinder barrel is at the side far away from the conical raceway, and the cylinder barrel can move towards the side far away from the conical raceway relative to the piston rod. The retainer is fixed relative to the cylinder barrel, and the retainer can move along with the cylinder barrel. The retainer has at least two mounting holes in the circumferential direction, and tapered balls are mounted in each mounting hole and move along with the cylinder barrel.
The surfaces of the conical roller path and the conical ball are provided with inclination angles, the taper sizes are equal, the outer diameter of the conical roller path at one end of the cutter feeding disc is small, the outer diameter of the conical roller path at one end far away from the cutter disc is large, the inclination angle direction of the conical ball is opposite to the inclination angle of the conical roller path, and the conical ball is in contact fit with the conical roller path.
The cylinder barrel moves to one side far away from the cutterhead, the conical ball moves to one side far away from the cutterhead under the drive of the cylinder barrel, the conical ball axially moves relative to the conical roller path, and the radial size of the conical ball is increased. On the contrary, the conical ball moves to one side close to the cutter head under the drive of the cylinder barrel, the radial size of the conical ball is reduced, and the radial size of the conical ball matched with the conical roller path is changed, so that the radial rolling size of the conical ball is adjusted. The radial rolling adjustment range of the conical ball is between 0 and 3mm, the relative positions of the inclined planes of the conical ball and the conical roller path are adjusted according to the size condition after boring processing, rolling allowance suitable for the roughness of the material is obtained, the size adjustment requirement under the normal condition is met, and the quality of the rolling surface meets the technical requirement. Particularly, the method has obvious advantages in the processing and inner wall repairing of the cylinder with the large diameter from phi 400 to phi 630, can meet the processing requirements of different reducing tolerances, has good reducing effect, and greatly improves the processing yield of the cylinder.
According to the hydraulic reducing rolling head device provided by the invention, the conical ball is matched with the conical roller way, the radial rolling size and the radial boring diameter size are adjusted through the axial relative movement of the conical ball and the conical roller way, so that manual adjustment and positioning can be facilitated, and the rolling is adjustable according to the boring diameter size; and the precise positioning and size adjustment of the axially movable conical ball can be realized, so that the precision of the radial rolling size can be ensured to meet the technical requirements.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a hydraulic reducing rolling head device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a cage;
fig. 3 is a schematic view of the connection of the tapered raceway and the tapered balls.
The figures are marked as follows:
the cutter head 1, a conical roller path 2, conical balls 3, a retainer 4, a supporting sleeve 5, a mandrel 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 invention provides 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 dimensional tolerance size after rolling cannot meet the technical requirements.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the 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 a cage; fig. 3 is a schematic view of the connection of the tapered raceway and the tapered balls.
In a specific embodiment, the hydraulic reducing rolling head device provided by the invention comprises a mandrel 6, a supporting sleeve 5 and a cutter disc 1 which are relatively fixed with the front end of the mandrel 6, a conical roller path 2 which is clamped between the supporting sleeve 5 and the cutter disc 1 and is relatively fixed with the supporting sleeve 5, a telescopic cylinder of which a piston rod 15 is fixedly connected with the mandrel 6 and of which a cylinder 14 can axially move along the mandrel 6, a retainer 4 which is relatively fixed with the cylinder 14 and is provided with at least two mounting holes, and conical balls 3 which are correspondingly arranged in each mounting hole of the retainer 4, wherein the conical balls 3 are matched with the conical roller path 2, the conical balls 3 can axially move relative to the conical roller path 2, and the radial rolling adjustment range of the conical balls 3 is between 0 and 3 mm.
In the structure, the hydraulic reducing rolling head device comprises a mandrel 6, a supporting sleeve 5, a cutter disc 1, a conical roller path 2, a telescopic cylinder, a retainer 4 and conical balls 3.
The mandrel 6 is a stepped shaft, the central hole of the supporting sleeve 5 is sleeved on the small shaft at the front end of the mandrel 6, the inner end surface is propped against the step surface of the stepped shaft, and the outer end surface is flush with the end surface of the mandrel 6
The support sleeve 5 is provided with a step groove with an open tail end, the conical roller path 2 is sleeved on the support sleeve 5, the rear end of the conical roller path is propped against the end face of the step groove, and the front end of the conical roller path is flush with the end faces of the mandrel 6 and the support sleeve 5.
The cutter head 1 is fixed on the outer end surfaces of the mandrel 6 and the supporting sleeve 5, the conical roller path 2 is clamped between the supporting sleeve 5 and the cutter head 1, the step surfaces of the cutter head 1 and the mandrel 6 clamp and fix the supporting sleeve 5, and the conical roller path 2 is clamped and fixed by the step grooves of the cutter head 1 and the supporting sleeve 5, so that the mandrel 6, the supporting sleeve 5, the conical roller path 2 and the cutter head 1 form a relatively fixed whole.
The piston rod 15 of the telescopic cylinder and the mandrel 6 are limited by a limiting block, and the piston rod 15 is fixed on the mandrel 6. The end of the piston rod 15 is on the side closer to the conical raceway 2 and the cylinder 14 is on the side farther from the conical raceway 2, the cylinder 14 being movable relative to the piston rod 15 to the side farther from the conical raceway 2.
Optionally, the telescopic cylinder is a hydraulic cylinder, the oil duct is arranged on the mandrel 6, and the hydraulic oil port is arranged on the gland 12 at the rear end of the mandrel 6. The axial movement of the tapered balls 3 during rolling 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 in the circumferential direction, for example 6 mounting holes, each of which has a tapered ball 3 mounted therein, the tapered ball 3 moving with the cylinder 14.
The surfaces of the conical roller path 2 and the conical ball 3 have inclination angles, the taper sizes are equal, and the conical roller path 2 has small outer diameter at one end of the cutter feeding disc 1, and has large outer diameter at one end far away from the cutter disc 1, the inclination angle direction of the conical ball 3 is opposite to the inclination angle of the conical roller path 2, and the conical ball 3 is in contact fit with the conical roller path 2.
The cylinder 14 moves to the side far away from the cutterhead 1, the conical balls 3 move to the side far away from the cutterhead 1 under the drive of the cylinder 14, and the radial size of the conical balls 3 is increased due to the axial movement of the conical ball tracks 2. On the contrary, the conical ball 3 moves to the side close to the cutter head 1 under the drive of the cylinder 14, the radial dimension of the conical ball 3 is reduced, and the radial dimension of the conical ball 3 matched with the conical roller path 2 is changed, so that the radial rolling dimension of the conical ball 3 is adjusted. The radial rolling adjustment range of the conical ball 3 is between 0 and 3mm, 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, rolling allowance suitable for the roughness of materials is obtained, the size adjustment requirement under normal conditions is met, and the quality of the rolling surface meets the technical requirement. Particularly, the method has obvious advantages in the processing and inner wall repairing of the cylinder with the large diameter from phi 400 to phi 630, can meet the processing requirements of different reducing tolerances, has good reducing effect, and greatly improves the processing yield of the cylinder.
According to the hydraulic reducing rolling head device provided by the invention, the conical ball 3 is matched with the conical roller path 2, the radial rolling size is adjusted through the axial relative movement of the conical ball 3 and the conical roller path 2, the radial boring diameter size can be conveniently and manually adjusted and positioned, and the rolling is adjustable according to the boring diameter size; and can realize the accurate positioning and size adjustment of the axially moving conical ball 3 so as to ensure that the precision of the radial rolling size meets the technical requirements.
Based on the above specific embodiment, a person skilled in the art can change 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 the cylinder 14, the moving sleeve 8 is fixedly connected with the cylinder 14, the retainer 4 is fixedly connected with the front end of the moving sleeve 8, the cylinder 14 is connected with the retainer 4 through the moving sleeve 8, and the cylinder 14 moves to sequentially drive the moving sleeve 8 and the retainer 4 to move.
The movable sleeve 8 is equivalent to the growth frame of the retainer 4, namely the retainer 4 adopts a split combined structure, the movable sleeve 8 and the retainer 4 are simple in structure and are independently processed, the problems of difficult processing and stress deformation of the whole 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 the form and position tolerance of the conical ball 3 under a larger stress state can meet the rolling precision requirement.
On the basis of the specific embodiments, the taper angles of the conical ball 3 and the conical roller path 2 are any value between 2 degrees and 2.5 degrees, including end point values, such as 2 degrees and 2.2 degrees, the taper angles of the conical ball 3 and the conical roller path 2 are moderate, the whole structure is compact, the radial dimension adjustment range under normal conditions is met, and the rolling quality is stable and reliable after reducing; 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 is connected with the rear end of the cylinder 14 through the thrust ball bearing 9, and thrust load can be borne 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 14 through the deep groove ball bearing 7, so that the movable sleeve is suitable for high-rotation-speed operation, is very durable, and does not need frequent maintenance.
On the basis of the specific embodiments, the cutter head 1 is connected with the supporting sleeve 5 and the conical roller path 2 through screws, the movable sleeve 8 is connected with the retainer 4 through screws and the T-shaped frame, so that the cutter head is detachably connected, and the cutter head is convenient to connect and easy to detach and maintain.
On the basis of the above-mentioned embodiments, the end face of the mounting hole of the retainer 4 is provided with a connecting post, the connecting post is mounted in the center hole of the tapered ball 3, circumferential positioning is performed on the tapered ball 3, and the tapered ball 3 moves more stably when rotating around the connecting post.
On the basis of the above-described respective 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, and when the tapered ball 3 is mounted, the connecting post is pressed back into the groove, so that the tapered ball 3 is mounted smoothly.
On the basis of the specific embodiments, the rear end of the mandrel 6 is sleeved and fixed with a guide pad 11, optionally, the guide pad 11 is a rubber pad, and the guide pad 11 has the effects of damping and shock absorption, so that the shock of the mandrel 6 is reduced; meanwhile, the mandrel 6 can be protected, and the collision of the mandrel 6 is reduced.
On the basis of the above-mentioned each embodiment, the device further comprises a first spring 10, 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 part of the mandrel 6 is fixedly connected with the fixed mounting seat through a locking sleeve 13, 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.
When the cylinder 14 moves to the side far away from the cutterhead 1, that is, the cylinder 14 moves to the 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 is withdrawn from the processed inner wall, namely when the oil cylinder in the cutter is unloaded, the conical ball 3 is shifted under the action of the first spring 10, the radial size is reduced until the conical ball 3 returns to the initial position, and the inner surface of the processed workpiece is effectively protected when the cutter is withdrawn from the combined cutter.
On the basis of the above-mentioned specific embodiments, the relative movement distance of the mandrel 6 and the movable mounting seat is equal to the relative movement distance of the tapered ball 3 relative to the tapered raceway 2, the mandrel 6 is provided with external threads, the inner side of the movable mounting seat is provided with internal threads matched with the external threads, the mandrel 6 is in threaded connection with the movable mounting seat, and the position of the tapered ball 3 can be accurately adjusted through threaded connection, so that the fine adjustment function is achieved.
Optionally, the moving distance, i.e. the corresponding rolling allowance and the rolled diameter size, is determined by the adjusting nut and locked by the locking nut.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer 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 have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims. 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 (7)
1. The hydraulic reducing rolling head device is characterized by comprising a mandrel (6), a supporting sleeve (5) and a cutter disc (1) which are relatively fixed with the front end of the mandrel (6), a conical rolling way (2) which is clamped between the supporting sleeve (5) and the cutter disc (1) and is relatively fixed with the supporting sleeve (5), a telescopic cylinder which is fixedly connected with the mandrel (6) through a piston rod (15) and is fixedly connected with a cylinder barrel (14) of the telescopic cylinder along the axial direction of the mandrel (6), a retainer (4) which is relatively fixed with the cylinder barrel (14) and is provided with at least two mounting holes, conical balls (3) which are correspondingly mounted in each mounting hole of the retainer (4), the conical balls (3) are matched with the conical rolling way (2) and are axially moved relative to the conical rolling way (2), a radial rolling adjustment range of the conical balls (3) is between 0 mm and 3mm, a moving sleeve (8) which is fixedly connected with the mandrel (14), the retainer (4) is fixedly connected with the front end of the moving sleeve (8) through a spring, the fixed seat (8) is fixedly connected with the front end of the first sleeve (6) and the fixed seat (10) through the moving sleeve, the movable mounting seat moves along the axis direction of the mandrel (6), two ends of the first spring (10) are respectively connected with the fixed mounting seat and the movable mounting seat, the mandrel (6) is provided with external threads, the inner side of the movable mounting seat is provided with internal threads matched with the external threads, and the mandrel (6) is in threaded connection with the movable mounting seat.
2. Hydraulic reducing rolling head device according to claim 1, characterized in that the taper of the conical balls (3) to the conical raceway (2) is 2 ° -2.5 °.
3. The hydraulic reducing rolling head device according to claim 1, characterized in that the rear end of the moving sleeve (8) is connected with the rear end of the cylinder tube (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 tube (14) through a deep groove ball bearing (7).
4. Hydraulic reducing rolling head device according to claim 1, characterized in that the cutterhead (1) is connected with the supporting sleeve (5) and the conical raceway (2) by screws, and the moving sleeve (8) is connected with the retainer (4) by screws.
5. The hydraulic reducing rolling head device according to claim 1, characterized in that the end face of the mounting hole of the cage (4) is provided with a connecting post which is mounted in the central hole of the conical ball (3).
6. The hydraulic variable diameter rolling head device according to claim 5, wherein 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 column.
7. Hydraulic reducing rolling head device according to claim 1, characterized in that the rear end of the mandrel (6) is fitted with a guiding pad (11).
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114633072A CN114633072A (en) | 2022-06-17 |
| CN114633072B true CN114633072B (en) | 2023-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210338933.6A Active CN114633072B (en) | 2022-04-01 | 2022-04-01 | Hydraulic reducing rolling head device |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1512492B1 (en) * | 2003-09-04 | 2007-01-10 | Wenaroll GmbH Tools and Systems | Skiving and Rollburnishingtool |
| CN102581617B (en) * | 2012-03-16 | 2013-11-13 | 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 |
| CN113714812B (en) * | 2021-09-27 | 2022-10-21 | 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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- 2022-04-01 CN CN202210338933.6A patent/CN114633072B/en active Active
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