CN114260478A - Adjustable deep hole boring rod and deep hole boring machine - Google Patents
Adjustable deep hole boring rod and deep hole boring machine Download PDFInfo
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- CN114260478A CN114260478A CN202111442125.6A CN202111442125A CN114260478A CN 114260478 A CN114260478 A CN 114260478A CN 202111442125 A CN202111442125 A CN 202111442125A CN 114260478 A CN114260478 A CN 114260478A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 238000007789 sealing Methods 0.000 claims description 12
- 239000002173 cutting fluid Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention provides an adjustable deep hole boring rod and a deep hole boring machine, which comprise a push-pull rod and an adjusting part for adjusting the position of the push-pull rod; the adjusting part comprises a transmission slide block and a fine adjuster; the micro-adjuster adjusts the push-pull rod to reach a proper position for working by driving the transmission slide block to move, and the adjusting part adjusts the push-pull tower rod, so that the distance from an adjusting mechanism to a cutter is shortened while the rigidity of the boring rod is realized, the influence of overlong deformation of the push-pull rod on the sensitivity and precision of a system is reduced, and the problem that a flow channel is easy to block is solved.
Description
Technical Field
The invention relates to the field of machine tool machining, in particular to an adjustable deep hole boring rod and a deep hole boring machine.
Background
The deep hole boring machine is also called a deep hole drilling and boring machine, and mainly relates to a machine tool for boring the existing prefabricated holes of a workpiece by a boring cutter, but the existing boring machines are fixed cutters which cannot be adjusted in the machining process, so that deep holes with variable apertures cannot be machined, and the machined objects are single.
On the other hand, the deep hole boring machine with the adjustable cutter and the boring rod seat is modified, and the adjusting mechanism is generally arranged on the boring rod seat at the tail end of the boring rod, so that the push-pull rod is too long and is extremely easy to bend or deform in a torsional mode, the adjusting sensitivity and the transmission precision of the boring rod are greatly reduced, the action precision of the cutter is further influenced, the precision of the reducing boring hole exceeds the budget finally, and the cutting fluid channel is blocked.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide an adjustable deep hole boring rod, which is characterized in that an adjusting mechanism is arranged in the middle of the boring rod, the diameter of a push-pull rod is reduced, the torque is further reduced, and the adjusting sensitivity and the transmission precision of the boring rod are improved.
The second purpose of the invention is to provide a deep hole boring machine, which is provided with the deep hole boring rod, and the processing precision is greatly improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an adjustable deep hole boring rod, which comprises a push-pull rod and an adjusting part, wherein the adjusting part is used for adjusting the position of the push-pull rod;
the adjusting part comprises a transmission slide block and a fine adjuster;
the micro-adjuster drives the transmission slide block to move, and adjusts the push-pull rod to reach a proper position to work. The distance of the transmission sliding block is controlled through the fine adjuster, the fine adjuster enables the fine adjuster to be matched with the transmission sliding block through changing transmission efficiency, the fine adjuster is guaranteed to be capable of adjusting the push-pull rod to a proper position, and the position can be changed in the moving process.
Preferably, the fine adjuster is an adjusting ring, an inner transmission thread is arranged in the adjusting ring, an outer transmission thread is arranged outside the transmission slider, and the inner transmission thread is meshed with the outer transmission thread to realize rotation of the adjusting ring and control linear motion of the transmission slider.
Preferably, the deep hole boring bar further includes a frame, a sliding groove is formed in the frame, the transmission slider is disposed in the sliding groove, and the external transmission thread is disposed on a portion of the transmission slider extending out of the sliding groove and used for limiting rotation of the transmission slider.
Preferably, the outer circumferential surface of the framework is uniformly and circumferentially provided with scale marks, and the adjusting ring is uniformly and circumferentially provided with scale marks matched with the scale marks and used for observing and adjusting the rotation amount of the adjusting ring.
Preferably, a sealing ring is arranged at the end part of the push-pull rod, and the sealing ring and a shaft neck of the transmission sliding block form a sealing structure so as to isolate fluid pressure at two sides of the sealing ring and ensure smooth passing of high-pressure cutting fluid.
Preferably, the end of the push-pull rod is provided with a connecting hole for connecting a cutter assembly to work.
Preferably, the adjusting ring is composed of two half rings, the two half rings are connected through a positioning cylindrical pin and fixed through a locking screw.
Preferably, the transmission slide block is an elongated block.
Preferably, the push-pull rod is internally provided with an inner hole for flowing high-pressure cutting fluid.
The invention also provides a deep hole boring machine which comprises the adjustable deep hole boring rod.
Compared with the prior art, the invention has at least the following advantages:
(1) the adjustable deep-hole boring rod has the advantages that the push-pull rod in the boring rod is quantitatively observed and adjusted by adjusting the adjusting ring on the framework, the action of a cutter is accurately controlled, the cutter can be replaced at any time during operation, the available range of a boring machine is enlarged, the problems of poor adjusting sensitivity, low boring precision, easy blockage of a flow channel and the like in the prior art are perfectly solved, and the adjustable deep-hole boring rod with simple structure, reliable performance and good economy is provided.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a sectional view of the whole structure of a deep hole boring bar provided by an embodiment;
FIG. 2 is a schematic view of an external connection structure of the deep hole boring bar provided by the embodiment;
fig. 3 is a schematic view of an internal connection structure of the deep hole boring bar provided by the embodiment.
Wherein,
1-a push-pull rod; 2-a first joint; 3-an adjusting ring; 4-a framework; 5-a second linker; 6-a transmission slide block; 7-a set screw; 8-sealing ring; 9-locking screw; 10-positioning a cylindrical pin; 11-connecting cylindrical pins; 12-a first inner bore; 13-a second bore; 14-external drive threads; 15-internal drive screw; 16-a third bore; 17-connecting hole.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and the detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. 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. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "connected," and "in communication" are to be construed broadly, e.g., as meaning either fixed or removable communication, or integral communication; either mechanically or electrically; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to more clearly illustrate the technical solution of the present invention, the following description is made in the form of specific embodiments.
Examples
As shown in fig. 1-3, the invention provides an adjustable deep hole boring rod, which mainly comprises a push-pull rod 1, a first joint 2, an adjusting ring 3, a framework 4, a second joint 5, a transmission slide block 6, a fixing screw 7, a sealing ring 8, a locking screw 9, a positioning cylindrical pin 10, a connecting cylindrical pin 11, a first inner hole 12, a second inner hole 13, an outer transmission thread 14, an inner transmission thread 15, a third inner hole 16 and a connecting hole 17.
The two ends of the framework 4 are provided with a first joint 2 and a second joint 5 which have the same structure, are connected through a cylindrical pin and are fixed through the fixing screw 7 to form a whole body so as to transmit the torque of the boring bar, meanwhile, the first inner hole 12 is formed by the second joint 5, the second inner hole 13 is arranged on the transmission slide block 6, and the third inner hole 16 is arranged on the push-pull bar 1.
The transmission slider 6 is located in the spout of seting up on the skeleton 4, can slide, transmission slider 6 passes through connect the cylindric lock 11 with push-and-pull rod 1 is even as an organic whole, transmission slider 6 the axle journal with first joint 2 in the second connects 5 hole annular sealing washer 8 constitutes seal structure, completely cuts off 8 both sides fluidic pressure of sealing washer, guarantees first hole 12 second hole 13 the sealed fluid passage that third hole 16 constitutes can be by the smooth and easy high-pressure cutting fluid that passes through forward backward to do not reveal.
The adjusting ring 3 is installed on the framework 4, the adjusting ring 3 is composed of two half rings, the locking screw 9 is fixed through the connection of the positioning cylindrical pin 10, meanwhile, the inner transmission thread 15 is formed in the inner hole of the adjusting ring 3, and the inner transmission thread 15 is meshed with the outer transmission thread 14 formed on the transmission slide block 6 and extending out of two grooves in the middle of the framework 4. The framework 4 is used as a rotating shaft, the adjusting ring 3 can drive the transmission slide block 6 to move back and forth through rotation, the adjusting ring 3 and the outer circumferential surface of the framework 4 can be uniformly provided with scale marks, the rotation amount of the adjusting ring 3 relative to the framework 4 can be observed and adjusted quantitatively, the displacement amount of the transmission slide block 6 is further obtained, and the displacement amount of the push-pull rod 1 can also be obtained.
As shown in fig. 3, the external transmission screw 14 cannot rotate due to the sliding groove limitation, and thus can only slide in the sliding groove of the framework 4. When the internal transmission thread 15 rotates, the helix angle changes the force in the rotating direction into the force sliding along the sliding groove, and the transmission slide block 6 is pushed to slide.
The end part of the thrust rod is provided with the connecting hole 17, and the connecting hole 17 can be connected with different cutter assemblies according to different requirements.
When the quantitative measuring device is used, the purpose of quantitatively observing and adjusting the push-pull rod 1 in the boring rod is achieved by rotating the adjusting ring 3, the rigidity of the boring rod is not reduced, the distance from an adjusting mechanism to a cutter assembly is shortened, the influence of overlong deformation of the push-pull rod 1 on the sensitivity and precision of a system is reduced, the problem that a flow channel is easy to block is solved, and the existing problem is perfectly solved.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not intended to be limiting. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as within the scope of the invention.
Claims (10)
1. The adjustable deep hole boring rod is characterized by comprising a push-pull rod and an adjusting component for adjusting the position of the push-pull rod;
the adjusting part comprises a transmission slide block and a fine adjuster;
the micro-adjuster drives the transmission slide block to move, and adjusts the push-pull rod to reach a proper position to work.
2. The deep-hole boring bar of claim 1, wherein the fine-adjustment device is an adjusting ring, an inner transmission thread is arranged in the adjusting ring, an outer transmission thread is arranged outside the transmission slide block, and the inner transmission thread is meshed with the outer transmission thread to realize rotation of the adjusting ring and control linear motion of the transmission slide block.
3. The deep-hole boring bar of claim 2, further comprising a frame, wherein the frame is provided with a sliding slot, the transmission slide block is disposed in the sliding slot, and the external transmission thread is disposed on a portion of the transmission slide block extending out of the sliding slot to limit rotation of the transmission slide block.
4. The deep hole boring bar of claim 3, wherein the outer circumferential surface of the frame is uniformly and circumferentially provided with scale marks, and the adjusting ring is uniformly and circumferentially provided with scale marks matched with the scale marks for observing and adjusting the rotation amount of the adjusting ring.
5. The deep hole boring rod according to claim 1, wherein a sealing ring is arranged at the end of the push-pull rod, and the sealing ring and the shaft neck of the transmission slide block form a sealing structure for isolating fluid pressure at two sides of the sealing ring and ensuring smooth passing of high-pressure cutting fluid.
6. The deep-hole boring bar of claim 1, wherein the end of the push-pull rod is provided with a coupling hole for coupling a tool assembly for operation.
7. The deep-hole boring bar of claim 1, wherein the adjusting ring is formed of two half rings that are connected by a locating cylindrical pin and fixed by a locking screw.
8. The deep-hole boring bar of any one of claims 1 to 7, wherein the drive shoe is an elongate block.
9. The deep-hole boring rod as claimed in claim 5, wherein the push-pull rod has an inner bore for flowing high-pressure cutting fluid.
10. A deep-hole boring machine comprising the deep-hole boring bar according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111442125.6A CN114260478A (en) | 2021-11-30 | 2021-11-30 | Adjustable deep hole boring rod and deep hole boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111442125.6A CN114260478A (en) | 2021-11-30 | 2021-11-30 | Adjustable deep hole boring rod and deep hole boring machine |
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| Publication Number | Publication Date |
|---|---|
| CN114260478A true CN114260478A (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111442125.6A Pending CN114260478A (en) | 2021-11-30 | 2021-11-30 | Adjustable deep hole boring rod and deep hole boring machine |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB692836A (en) * | 1951-05-30 | 1953-06-17 | English Steel Corp Ltd | Improvements in or relating to boring and like machines |
| US4004858A (en) * | 1974-05-03 | 1977-01-25 | Apritogepgyar | Adjustable boring bar provided with hard metal shifting tip for metal working |
| CN2040821U (en) * | 1988-11-25 | 1989-07-12 | 邢春普 | Precision floating boring-tool |
| CN201086138Y (en) * | 2007-07-31 | 2008-07-16 | 罗堃锜 | Cam type vernier regulation boring structure |
| CN203664750U (en) * | 2013-12-31 | 2014-06-25 | 南京六合煤矿机械有限责任公司 | Device for boring inner groove |
| CN104227048A (en) * | 2014-09-02 | 2014-12-24 | 西安万威刀具有限公司 | Far-end fine-adjustment deep hole inverse boring cutter |
| CN104923814A (en) * | 2015-07-13 | 2015-09-23 | 南京理工大学 | Damping boring rod with supporting segmented composite structure |
| CN105945313A (en) * | 2016-06-23 | 2016-09-21 | 鞍钢重型机械有限责任公司 | Adjustable deep hole boring tool and adjusting method thereof |
| CN109290593A (en) * | 2018-11-07 | 2019-02-01 | 江苏曙光石油钻采设备有限公司 | Vibration reducing boring cutter for deep hole boring |
| CN109332755A (en) * | 2018-10-17 | 2019-02-15 | 中北大学 | A kind of the internal screw thread borer and its boring process of reducing |
-
2021
- 2021-11-30 CN CN202111442125.6A patent/CN114260478A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB692836A (en) * | 1951-05-30 | 1953-06-17 | English Steel Corp Ltd | Improvements in or relating to boring and like machines |
| US4004858A (en) * | 1974-05-03 | 1977-01-25 | Apritogepgyar | Adjustable boring bar provided with hard metal shifting tip for metal working |
| CN2040821U (en) * | 1988-11-25 | 1989-07-12 | 邢春普 | Precision floating boring-tool |
| CN201086138Y (en) * | 2007-07-31 | 2008-07-16 | 罗堃锜 | Cam type vernier regulation boring structure |
| CN203664750U (en) * | 2013-12-31 | 2014-06-25 | 南京六合煤矿机械有限责任公司 | Device for boring inner groove |
| CN104227048A (en) * | 2014-09-02 | 2014-12-24 | 西安万威刀具有限公司 | Far-end fine-adjustment deep hole inverse boring cutter |
| CN104923814A (en) * | 2015-07-13 | 2015-09-23 | 南京理工大学 | Damping boring rod with supporting segmented composite structure |
| CN105945313A (en) * | 2016-06-23 | 2016-09-21 | 鞍钢重型机械有限责任公司 | Adjustable deep hole boring tool and adjusting method thereof |
| CN109332755A (en) * | 2018-10-17 | 2019-02-15 | 中北大学 | A kind of the internal screw thread borer and its boring process of reducing |
| CN109290593A (en) * | 2018-11-07 | 2019-02-01 | 江苏曙光石油钻采设备有限公司 | Vibration reducing boring cutter for deep hole boring |
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Application publication date: 20220401 |