CN113333794A - Hooke can metal surface machining clamping frock - Google Patents
Hooke can metal surface machining clamping frock Download PDFInfo
- Publication number
- CN113333794A CN113333794A CN202110656347.1A CN202110656347A CN113333794A CN 113333794 A CN113333794 A CN 113333794A CN 202110656347 A CN202110656347 A CN 202110656347A CN 113333794 A CN113333794 A CN 113333794A
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- China
- Prior art keywords
- clamping
- sleeve
- output shaft
- thimble
- fastener
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention relates to a Hooke energy metal surface machining clamping tool, which is characterized in that a front center and a rear center are abutted against center holes at two ends of an output shaft to ensure the horizontal position of a workpiece, a driven center is arranged on a tailstock of a pneumatic lathe to replace the manual tightening of a common tailstock, the installation efficiency is improved, a first fastening piece on the end surface of a first shaft sleeve is abutted against a second fastening piece on the top of a second shaft sleeve, a clamping mechanism is contacted with the end surface of the workpiece, so that the workpiece is driven to rotate to be machined, the quick clamping is realized, the clamping of the part can be realized only by hydraulically driving the center and the pneumatic center, the tool can flexibly deal with the output shafts with different specifications and sizes, and the production efficiency can be improved in a large batch.
Description
Technical Field
The invention relates to the technical field of mechanical technicians, in particular to a Hockey energy metal surface machining clamping tool.
Background
As is well known, an output shaft plays a role in outputting power and transmitting torque in a speed reducer, and in order to ensure the sealing performance of the speed reducer, an oil seal is arranged in a transparent cover, and an inner hole of the oil seal is in close contact with the output shaft. The output shaft begins to rotate when the speed reducer operates, produces the friction with the oil blanket, and the time of having of a specified duration will make oil blanket and axle produce wearing and tearing, has aggravated the ageing of oil blanket, takes place the oil leakage phenomenon.
The roughness of the surface of the output shaft needs to be ensured, and the traditional external grinding process cannot meet the requirement of the roughness. By adopting a Haokang metal surface processing technology, the surface finish of a processed workpiece is improved by more than 3 levels (the roughness Ra value is easily below 0.2); the surface microhardness of the workpiece is improved by more than 20 percent; greatly improves the surface wear resistance and corrosion resistance of the workpiece. When the Haokang metal surface machining technology is adopted, a workpiece to be machined needs to be clamped through the center, and the gravity and the cutting force of the workpiece borne by the common center to the small-specification center hole are reduced in the using process of the existing clamping tool. In the machining process, the center has slight deviation, parts are easy to slip, and the roughness of a machined surface is influenced. The clamping is also more complicated, and the processing efficiency is influenced.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a Hooke energy metal surface machining clamping tool which is not easy to slip and deviate, stable in machining and capable of improving machining efficiency aiming at the defects of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a hauk can metal surface machining clamping frock for the output shaft that has the centre bore to both ends carries out the centre gripping, its characterized in that: comprises a driving center arranged at one end of a lathe spindle, a driven center arranged at one end of a lathe tailstock, a first shaft sleeve and a second shaft sleeve, the driving center and the driven center respectively prop against two ends of the output shaft, the driving center comprises a rotating rod, a thimble, a sleeve arranged on the outer wall of the rotating rod and a clamping mechanism arranged at one end of the rotating rod corresponding to the thimble and used for clamping the outer peripheral surface of the output shaft, the first sleeve is sleeved on the rotating rod, and is fixedly connected with the sleeve through a first fastener, the second sleeve is sleeved on the peripheral surface of the output shaft, and is fixedly connected with the output shaft through a second fastening piece, the first fastening piece is intersected and abutted with the second fastening piece, and the driving center rotates to drive the first shaft sleeve and the second shaft sleeve to rotate, the contact surface of the slender output shaft is increased due to the arrangement of the second shaft sleeve, the clamping force is improved, and the processing is more stable.
By adopting the technical scheme, the center holes at the two ends of the output shaft are propped against by the front center and the rear center, so that the horizontal position of a workpiece is ensured, the driven center is arranged on the tailstock of the pneumatic lathe, the manual screwing of the common tailstock is replaced, and the installation efficiency is improved. The first fastener of first axle sleeve terminal surface and the second fastener of second axle sleeve top offset contact, fixture and work piece end face contact to drive the work piece rotation and process, realize quick clamping, the clamping of part only relies on hydraulic drive top and pneumatic top, can realize quick clamping. The second shaft sleeve and the clamping mechanism perfectly fix the part. And some output shafts with larger sizes at the processing part can cancel the installation of the second shaft sleeve, and can be clamped by a clamping mechanism to drive the workpiece to rotate. The second shaft sleeve is mainly used for reinforcing and clamping an output shaft with a small central hole and a few end face contact surfaces. The tool can flexibly deal with output shafts with different specifications and sizes, and can increase the production efficiency in a large batch.
The clamping tool for machining the hokeley metal surface can be further set as follows: the fixture includes the disk body that can dismantle the connection with the rotary rod, the one end that the disk body corresponds the thimble is equipped with a plurality of jack catch, form between the jack catch with output shaft external diameter assorted centre gripping mouth.
By adopting the technical scheme, the plurality of clamping jaws are arranged on the disc body, when the output shafts with different pipe diameters are corresponding, the output shafts to be processed can be fixed only by replacing the disc body matched with the outer diameter of the output shaft, and the workpiece is fixed on the machine tool only by the driving center and the driven center, so that the rapid clamping can be realized, the clamping force of the six clamping jaws on the workpiece is increased, and the clamping force of the workpiece is enhanced by the second shaft sleeve, so that the slipping phenomenon of the workpiece in the processing process is avoided.
The clamping tool for machining the hokeley metal surface can be further set as follows: fixture encircles the jack catch that the thimble distributes and overlaps including setting up at a plurality of that the rotary rod corresponds thimble one end and establish the regulation chuck that the rotary rod corresponds jack catch one end, the jack catch all is connected through articulated elements and rotary rod, and can rotate by relative articulated elements, the jack catch is equipped with the external screw thread towards the outer peripheral face of adjusting the chuck, it is equipped with the internal thread with external screw thread looks adaptation to adjust the chuck inner wall, it connects soon through the cooperation of internal thread and external screw thread to adjust the chuck and installs between jack catch and primary shaft cover, it is equipped with the movable slot that opens and close up that supplies the jack catch to the one end of jack catch to adjust the chuck.
Adopt above-mentioned technical scheme, through set up the jack catch on the rotary rod, set up the external screw thread outside the jack catch, and set up the regulation chuck outside the rotary rod, set up the internal thread on the regulation chuck, only need through rotating the regulation chuck, just can open and close of cooperation control jack catch through internal thread and external screw thread, and the movable slot that sets up lets the position for the jack catch, make its furthest open, when processing to the output shaft of different pipe diameters, only lean on initiative top and driven top, fix the work piece on the lathe, just can erect the work piece firmly fixedly rotating the regulation chuck, the clamp force of work piece is strengthened to deuterogamy second bushing, the phenomenon of skidding that the work piece can produce in the course of working has been avoided, the machining precision is improved.
The clamping tool for machining the hokeley metal surface can be further set as follows: the clamping mechanism comprises a clamping sleeve, a clamping fluted disc and a clamping adjusting assembly, wherein the clamping fluted disc is arranged in the clamping sleeve, corresponds to one end of a thimble through a rotary rod, and is arranged between the clamping fluted disc and the clamping sleeve, the clamping fluted disc comprises an inner circular ring, a plurality of clamping jaws which are connected with the inner circular ring and distributed around the thimble, and an outer circular ring connected with one end of the clamping jaws, the inner circular ring is fixedly arranged on one side of the inner part of the clamping sleeve, one end of each clamping jaw is rotatably connected with the inner circular ring, the other end of each clamping jaw is rotatably connected with the outer circular ring through an arc-shaped rod, one end of each clamping jaw corresponding to the thimble is provided with a clamping tooth, a clamping opening matched with the outer diameter of an output shaft is formed between the clamping teeth, one end of the clamping adjusting assembly extends out of the clamping sleeve, and the clamping opening and closing of the clamping opening are controlled through the clamping adjusting assembly.
Adopt above-mentioned technical scheme, when using, outer ring rotates, outer ring is connected with the clamping jaw transmission, the clamping jaw rotates with the central point that lies in on the inner ring, opening and shutting of control centre gripping mouth, it is fixed to be suitable for the work piece centre gripping of different external diameter size, it is fixed to utilize centre gripping adjusting part locking, make clamping jaw fixed clamping at the work surface, be difficult for relaxing, the phenomenon of skidding that the work piece can produce in the course of working has been avoided, improve the centre gripping stability, this frock can both deal with in a flexible way in the face of the output shaft that specification and size differs, in big batch, production efficiency can be increased more.
The clamping tool for machining the hokeley metal surface can be further set as follows: the clamping adjusting assembly comprises an adjusting screw rod arranged in the clamping sleeve in a penetrating mode and an adjusting seat arranged in the clamping sleeve, one end of the adjusting screw rod is connected with the adjusting seat, the other end of the adjusting screw rod extends out of the clamping sleeve and is provided with an adjusting hand wheel, the adjusting screw rod is meshed with the outer circular ring, and the clamping adjusting assembly controls the opening and closing of the clamping opening by rotating the adjusting hand wheel.
By adopting the technical scheme, when the clamping jaw is adjusted, the clamping jaw can be controlled to open and close only by rotating the adjusting hand wheel on the outer side, so that the clamping jaw can be adapted to output shafts of different specifications, the clamping force of parts is enhanced by matching the tip with the clamping mechanism, and the slipping phenomenon of workpieces in the machining process is avoided.
The clamping tool for machining the hokeley metal surface can be further set as follows: the driving center is a hydraulic driving center.
By adopting the technical scheme, the bearing of the hydraulic driving centre is arranged at the head of the centre, the outer edge of the bearing cannot be worn prematurely, and the precision of the centre is improved. The bearing seat in the tip shell has very good tolerance after fine grinding, and the bearing seat are very matched, so that the precision is high and the service life is long. The Morse taper shank has excellent tolerance control, and ensures the tight combination of the tip and the tailstock, thereby ensuring the concentric precision of the tip.
The clamping tool for machining the hokeley metal surface can be further set as follows: the first fastener and the second fastener are screws, and the number of the first fastener and the number of the second fastener are 2.
Adopt above-mentioned technical scheme, select for use the screw as the fastener, make the axle sleeve make more convenient fixed, and two screws fix the axle sleeve from top to bottom, the structure is more stable.
The invention is further described below with reference to the accompanying drawings.
Drawings
Fig. 1 is a perspective view schematically illustrating embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of a live center in embodiment 2 of the present invention.
Fig. 3 is a schematic structural view of a live center in embodiment 3 of the present invention.
Fig. 4 is a schematic structural diagram of a clamping mechanism according to embodiment 3 of the present invention.
Detailed Description
Example 1:
as shown in fig. 1, a haoke metal surface processing clamping tool is used for clamping an output shaft 1 with central holes at two ends, and comprises a hydraulic drive tip 2 installed at one end of a lathe spindle, a driven tip 3 installed at one end of a lathe tailstock, a first shaft sleeve 4 and a second shaft sleeve 5, wherein the hydraulic drive tip 2 and the driven tip 3 respectively abut against two ends of the output shaft 1, the hydraulic drive tip 1 comprises a rotating rod 21, a thimble 22, a sleeve 23 installed on the outer wall of the rotating rod 21 and a clamping mechanism arranged at one end of the rotating rod 21 corresponding to the thimble 22 and used for clamping the outer peripheral surface of the output shaft 1, the first shaft sleeve 4 is sleeved on the rotating rod 21 and fixedly connected with the sleeve 23 through a first fastener 41, the second shaft sleeve 5 is sleeved on the outer peripheral surface of the output shaft 1 and fixedly connected with the output shaft 1 through a second fastener 51, the first fastener 41 is intersected with and abutted against the second fastener 51, the hydraulic driving center 2 rotates to drive the first shaft sleeve 4 and the second shaft sleeve 5 to rotate, the clamping mechanism comprises a disc body 6 which can be detachably connected with the rotating rod 21, a plurality of clamping jaws 61 are arranged at one end of the disc body 6 corresponding to the ejector pin 22, and clamping openings matched with the outer diameter of the output shaft 1 are formed between the clamping jaws 61.
Example 2:
as shown in fig. 2, a haoke metal surface processing clamping tool is used for clamping an output shaft 1 with central holes at two ends, and includes a hydraulic drive tip 2 installed at one end of a lathe spindle, a driven tip 3 installed at one end of a lathe tailstock, a first shaft sleeve 4 and a second shaft sleeve 5, wherein the hydraulic drive tip 2 and the driven tip 3 respectively abut against two ends of the output shaft 1, the hydraulic drive tip 1 includes a rotating rod 21, a thimble 22, a sleeve 23 installed on the outer wall of the rotating rod 21 and a clamping mechanism arranged at one end of the rotating rod 21 corresponding to the thimble 22 and used for clamping the outer peripheral surface of the output shaft 1, the first shaft sleeve 4 is sleeved on the rotating rod 21 and fixedly connected with the sleeve 23 through a first fastener 41, the second shaft sleeve 5 is sleeved on the outer peripheral surface of the output shaft 1 and fixedly connected with the output shaft 1 through a second fastener 51, the first fastener 41 is intersected with and abutted against the second fastener 51, and it is rotatory with second shaft sleeve 5 to rotate to drive first shaft sleeve 4 through hydraulic drive top 2, fixture encircles jack catch 61 that thimble 22 distributes and overlaps at a plurality of that rotary rod 21 corresponds thimble 22 one end including setting up and establish at rotary rod 21 and establish the regulation chuck 7 that the rotary rod 21 corresponds jack catch 61 one end, jack catch 61 all is connected with rotary rod 21 through articulated elements 62, and can rotate relative articulated elements 62, jack catch 61 is equipped with the external screw thread towards the outer peripheral face of adjusting chuck 7, it is equipped with the internal thread with external screw thread looks adaptation to adjust chuck 7 inner wall, it connects soon through the cooperation of internal thread and external screw thread to adjust chuck 7 and installs between jack catch 61 and first shaft sleeve 4, it is equipped with the movable slot 71 that opens and close that supplies jack catch 61 to adjust chuck 7 to the one end of jack catch 61.
Example 3:
as shown in fig. 3 and 4, a hokeley metal surface machining clamping tool is used for clamping an output shaft 1 with central holes at two ends, and includes a hydraulic drive tip 2 installed at one end of a lathe spindle, a driven tip 3 installed at one end of a lathe tailstock, a first shaft sleeve 4 and a second shaft sleeve 5, wherein the hydraulic drive tip 2 and the driven tip 3 respectively abut against two ends of the output shaft 1, the hydraulic drive tip 1 includes a rotating rod 21, a thimble 22, a sleeve 23 installed on the outer wall of the rotating rod 21 and a clamping mechanism arranged at one end of the rotating rod 21 corresponding to the thimble 22 and used for clamping the outer peripheral surface of the output shaft 1, the first shaft sleeve 4 is sleeved on the rotating rod 21 and fixedly connected with the sleeve 23 through a first fastener 41, the second shaft sleeve 5 is sleeved on the outer peripheral surface of the output shaft 1 and fixedly connected with the output shaft 1 through a second fastener 51, the first fastening piece 41 and the second fastening piece 51 are intersected and abutted, and the first shaft sleeve 4 and the second shaft sleeve 5 are driven to rotate by the rotation of the hydraulic driving tip 2, the clamping mechanism comprises a clamping sleeve 8 arranged at one end of the rotating rod 21 corresponding to the thimble 22, a clamping fluted disc 81 arranged in the clamping sleeve 8 and a clamping adjusting assembly arranged between the clamping fluted disc 81 and the clamping sleeve 8, the clamping fluted disc 81 comprises an inner circular ring 82, a plurality of clamping jaws 9 connected with the inner circular ring 82 and distributed around the thimble 22 and an outer circular ring 83 connected with one end of the clamping jaws 9, the inner circular ring 82 is fixedly arranged at one side inside the clamping sleeve 8, one end of each clamping jaw 9 is rotatably connected with the inner circular ring 82, the other end of each clamping jaw 9 is rotatably connected with the outer circular ring 83 through an arc-shaped rod 84, one end of each clamping jaw 9 corresponding to the thimble 22 is provided with a clamping tooth 91, and a clamping opening a matched with the outer diameter of the output shaft 1 is formed between the clamping teeth 91, the utility model discloses a clamping device, including centre gripping sleeve pipe 8, centre gripping adjusting part, adjusting screw 85, adjusting hand wheel 87, adjusting screw 85 meshes with outer ring 83, centre gripping adjusting part one end extends outside centre gripping sleeve pipe 8 to open and close through centre gripping adjusting part control centre gripping mouth a, centre gripping adjusting part is including wearing to establish adjusting screw 85 in centre gripping sleeve pipe 8 and setting up the regulation seat 86 in the centre gripping sleeve pipe 8, adjusting screw 85 one end is connected 86 with the regulation seat, and the other end extends outside centre gripping sleeve pipe 8 and sets up adjusting hand wheel 87, adjusting screw 85 meshes with outer ring 83 mutually, centre gripping adjusting part is through rotating opening and closing of adjusting hand wheel 87 control centre gripping mouth a.
Claims (7)
1. The utility model provides a hauk can metal surface machining clamping frock for the output shaft that has the centre bore to both ends carries out the centre gripping, its characterized in that: including installing in the initiative top of lathe main shaft one end, installing in the driven top, first axle sleeve and the second axle sleeve of lathe tailstock one end, initiative top and driven top support the both ends of output shaft respectively, initiative top includes rotary rod, thimble, installs the sleeve at the rotary rod outer wall and sets up the fixture that is used for centre gripping output shaft outer peripheral face at the rotary rod corresponding thimble one end, first axle sleeve cover is established on the rotary rod to through first fastener and sleeve fixed connection, the second axle sleeve cover is established on the output shaft outer peripheral face to through second fastener and output shaft fixed connection, first fastener intersects and looks butt with the second fastener to it is rotatory with the second axle sleeve to drive first axle sleeve through initiative top rotation.
2. The hauk can metal surfacing clamping frock of claim 1, characterized by: the fixture includes the disk body that can dismantle the connection with the rotary rod, the one end that the disk body corresponds the thimble is equipped with a plurality of jack catch, form between the jack catch with output shaft external diameter assorted centre gripping mouth.
3. The hauk can metal surfacing clamping frock of claim 1, characterized by: fixture encircles the jack catch that the thimble distributes and overlaps including setting up at a plurality of that the rotary rod corresponds thimble one end and establish the regulation chuck that the rotary rod corresponds jack catch one end, the jack catch all is connected through articulated elements and rotary rod, and can rotate by relative articulated elements, the jack catch is equipped with the external screw thread towards the outer peripheral face of adjusting the chuck, it is equipped with the internal thread with external screw thread looks adaptation to adjust the chuck inner wall, it connects soon through the cooperation of internal thread and external screw thread to adjust the chuck and installs between jack catch and primary shaft cover, it is equipped with the movable slot that opens and close up that supplies the jack catch to the one end of jack catch to adjust the chuck.
4. The hauk can metal surfacing clamping frock of claim 1, characterized by: the clamping mechanism comprises a clamping sleeve, a clamping fluted disc and a clamping adjusting assembly, wherein the clamping fluted disc is arranged in the clamping sleeve, corresponds to one end of a thimble through a rotary rod, and is arranged between the clamping fluted disc and the clamping sleeve, the clamping fluted disc comprises an inner circular ring, a plurality of clamping jaws which are connected with the inner circular ring and distributed around the thimble, and an outer circular ring connected with one end of the clamping jaws, the inner circular ring is fixedly arranged on one side of the inner part of the clamping sleeve, one end of each clamping jaw is rotatably connected with the inner circular ring, the other end of each clamping jaw is rotatably connected with the outer circular ring through an arc-shaped rod, one end of each clamping jaw corresponding to the thimble is provided with a clamping tooth, a clamping opening matched with the outer diameter of an output shaft is formed between the clamping teeth, one end of the clamping adjusting assembly extends out of the clamping sleeve, and the clamping opening and closing of the clamping opening are controlled through the clamping adjusting assembly.
5. The Hooke metal surface machining clamping tool as claimed in claim 4, wherein the Hooke metal surface machining clamping tool is characterized in that: the clamping adjusting assembly comprises an adjusting screw rod arranged in the clamping sleeve in a penetrating mode and an adjusting seat arranged in the clamping sleeve, one end of the adjusting screw rod is connected with the adjusting seat, the other end of the adjusting screw rod extends out of the clamping sleeve and is provided with an adjusting hand wheel, the adjusting screw rod is meshed with the outer circular ring, and the clamping adjusting assembly controls the opening and closing of the clamping opening by rotating the adjusting hand wheel.
6. The hauk energy metal surface machining clamping tool according to any one of claims 1 to 5, characterized in that: the driving center is a hydraulic driving center.
7. The hauk energy metal surface machining clamping tool according to any one of claims 1 to 5, characterized in that: the first fastener and the second fastener are screws, and the number of the first fastener and the number of the second fastener are 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110656347.1A CN113333794A (en) | 2021-06-11 | 2021-06-11 | Hooke can metal surface machining clamping frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110656347.1A CN113333794A (en) | 2021-06-11 | 2021-06-11 | Hooke can metal surface machining clamping frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113333794A true CN113333794A (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110656347.1A Pending CN113333794A (en) | 2021-06-11 | 2021-06-11 | Hooke can metal surface machining clamping frock |
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| CN (1) | CN113333794A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799027A (en) * | 2021-09-07 | 2021-12-17 | 南京信息职业技术学院 | Quick clamping device for shaft |
| CN118143310A (en) * | 2024-04-15 | 2024-06-07 | 铭宇科技(娄底)有限公司 | Clamping center device for machining rotating surface of compressor body and application method of clamping center device |
-
2021
- 2021-06-11 CN CN202110656347.1A patent/CN113333794A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799027A (en) * | 2021-09-07 | 2021-12-17 | 南京信息职业技术学院 | Quick clamping device for shaft |
| CN118143310A (en) * | 2024-04-15 | 2024-06-07 | 铭宇科技(娄底)有限公司 | Clamping center device for machining rotating surface of compressor body and application method of clamping center device |
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