CN211760787U - Clamping workbench - Google Patents
Clamping workbench Download PDFInfo
- Publication number
- CN211760787U CN211760787U CN202020254412.9U CN202020254412U CN211760787U CN 211760787 U CN211760787 U CN 211760787U CN 202020254412 U CN202020254412 U CN 202020254412U CN 211760787 U CN211760787 U CN 211760787U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- main
- clamping
- rotating
- chuck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000004023 plastic welding Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Images
Landscapes
- Machine Tool Units (AREA)
Abstract
The clamping workbench of the utility model comprises a base and a rotary main shaft shell clamped on the base, wherein a rotary mechanism and a clamping mechanism connected with one end of the rotary mechanism are arranged in the rotary main shaft shell; the rotating mechanism comprises a main rotating shaft positioned in the center of the inner part of the rotating main shaft shell, a rotor sleeved outside the main rotating shaft and an electrified coil arranged between the inner wall of the rotating main shaft shell and the rotor, and the rotor is sleeved in the middle of the main rotating shaft; the clamping mechanism comprises a protective shell, an auxiliary rotating shaft positioned in the center of the inner part of the protective shell and an ER chuck positioned at one end of the auxiliary rotating shaft far away from the rotating mechanism; the utility model has the advantages that: 1. the rotation of the main rotating shaft is controlled by the electrified coil so as to drive the auxiliary rotating shaft to rotate, so that the mechanical loss caused by the rotation between a gear and a screw in the prior art is avoided, the rotating speed is increased, and the automatic axial rotation is realized; 2. by adopting the ER chuck, the optimal radial run-out error is possessed in a larger clamping range, and the clamping precision is higher.
Description
Technical Field
The utility model relates to a work piece processing centre gripping equipment especially relates to a centre gripping workstation with automatic axial rotation ability.
Background
The workbench is used for clamping a tool to be processed, and the conventional clamping workbench is divided into a base and a fixed chuck; the existing workpiece processing mode is that workpieces are clamped tightly and are ground through rotation of a grinding mechanism, a clamping workbench is mainly used for clamping the workpieces, the grinding mechanism processes the workpieces, and the existing workbench has the following defects: 1. no automatic axial rotation capability; 2. the clamping accuracy is poor.
For example, chinese patent literature discloses a movable workpiece holding table [ publication No.: CN207309470U ], the slide rail mounted on the cross bar is matched with the slide block mounted on the substrate, the slide block moves along the slide rail to realize the movement of the whole substrate along the long axis direction of the cross bar, the screw rod on the substrate is driven by the motor to rotate, the ball nut pair slides along the long axis direction of the screw rod, and the movement of the working plate on the ball nut pair of the substrate along the long axis direction of the substrate is realized. The utility model discloses a can be on the horizontal plane horizontal and fore-and-aft removal by the work piece of centre gripping only realized, and can't realize the axial rotation of work piece.
Therefore, it is very important to obtain a clamping worktable which can axially rotate and has high clamping precision.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, provide a can carry out axial rotation automatically, and the higher centre gripping workstation of centre gripping precision.
In order to achieve the above purpose, the utility model adopts the following technical proposal: a clamping workbench comprises a base and a rotary main shaft shell clamped on the base, wherein a rotary mechanism and a clamping mechanism connected with one end of the rotary mechanism are arranged in the rotary main shaft shell; the rotating mechanism comprises a main rotating shaft positioned in the center of the inner part of the rotating main shaft shell, a rotor sleeved outside the main rotating shaft and an electrified coil arranged between the inner wall of the rotating main shaft shell and the rotor, and the rotor is sleeved in the middle of the main rotating shaft; the clamping mechanism comprises a protective shell, an auxiliary rotating shaft positioned in the center of the inner part of the protective shell and an ER chuck positioned at one end of the auxiliary rotating shaft far away from the rotating mechanism; a sliding seat is further arranged below the base, the sliding seat is square, sliding rails are integrally formed on two sides of the sliding seat, a moving mechanism is integrally formed at one end of the sliding seat connected with the two sliding rails, the base is in sliding connection with the sliding rails, a screw rod is fixedly arranged at the bottom of the base in a penetrating mode, a threaded through hole is formed in the moving mechanism, and threads on the screw rod are matched with threads formed in the threaded through hole; still be equipped with a rotating electrical machines, the output shaft and the screw rod fixed connection of rotating electrical machines.
In the clamping workbench, the main rotating shaft and the auxiliary rotating shaft are connected through a coupling; the rotating main shaft shell and the protective shell are both cylinders; the protective shell is fixedly connected with the coupler through bolts.
Through above-mentioned technical scheme, rotatory main shaft shell helps protecting the inner structure fixed with being provided with of protecting sheathing.
In the above-mentioned clamping table, the bolt is provided with three, and evenly distributed on protecting sheathing.
In the clamping workbench, a bearing is arranged between one end, away from the clamping mechanism, of the main rotating shaft and the rotating main shaft shell, and the bearing is sleeved on the main rotating shaft.
Through the technical scheme, the bolts are arranged for fixing the protective shell, so that the structures such as the internal auxiliary rotating shaft and the like are protected and are not easy to age and corrode; the bearing is favorable for supporting the rotation of the main rotating shaft, the friction coefficient of the main rotating shaft in the rotating process is reduced, and the rotation precision of the main rotating shaft is ensured.
In the above clamping table, the ER collet is fixed to the sub-rotary shaft by a nut collet seat.
In the clamping workbench, the auxiliary rotating shaft is positioned on the outer wall of the end of the ER chuck and is provided with a thread and an inward cylindrical recess, the nut chuck seat is in threaded connection with the auxiliary rotating shaft through the thread, the nut chuck seat is provided with a chuck through hole, and the ER chuck is fixed in a space formed by the cylindrical recess and the chuck through hole.
Through the technical scheme, the ER chuck is fixed in the space formed by the cylindrical depression and the chuck through hole, so that the ER chuck can be replaced when damaged, the whole auxiliary rotating shaft can not be replaced, the resource utilization rate is improved, and waste is prevented.
In the clamping workbench, an electric wire through hole for an electrified joint wire which is electrified by extending an electrified coil outwards is formed in the rotary spindle shell.
Compared with the prior art, the utility model has the advantages of: 1. the rotation of the main rotating shaft is controlled by the electrified coil so as to drive the auxiliary rotating shaft to rotate, so that the mechanical loss caused by the rotation between a gear and a screw in the prior art is avoided, the rotating speed is increased, and the automatic axial rotation is realized; 2. the ER chuck is adopted, the optimal radial run-out error is possessed in a larger clamping range, and the clamping precision is higher; 3. the guide rail can be arranged so that the whole clamping workbench can move horizontally.
Drawings
FIG. 1 is a cross-sectional view of the interior of a rotating spindle housing and a protective housing of the present invention;
FIG. 2 is a disassembled perspective view of the secondary rotary shaft, the ER chuck and the nut chuck seat;
FIG. 3 is a front view of the present invention;
fig. 4 is a left side view of the present invention;
FIG. 5 is a cross-sectional view of the slider and base.
In the figure, 1-base; 2-rotating the spindle housing; 3-a main rotation axis; 4-a rotor; 5-electrifying the coil; 6-a protective housing; 7-secondary rotation axis; 8-ER clamp; 9-a coupler; 10-a bearing; 11-nut collet seat; 12-a cylindrical recess; 13-chuck piercing; 14-wire perforation; 15-sliding seat; 16-a slide rail; 17-a screw; 18-a rotating electrical machine; 19-threaded perforation; 20-bolt.
Detailed Description
Referring to the attached drawings, the clamping workbench of the utility model comprises a base 1 and a rotary spindle shell 2 clamped on the base 1, wherein a rotary mechanism and a clamping mechanism connected with one end of the rotary mechanism are arranged in the rotary spindle shell 2; the rotating mechanism comprises a main rotating shaft 3 positioned in the center of the inner part of the rotating main shaft shell, a rotor 4 sleeved outside the main rotating shaft 3 and an electrified coil 5 arranged between the inner wall of the rotating main shaft shell 2 and the rotor 4, wherein the rotor 4 is sleeved in the middle of the main rotating shaft 3; the clamping mechanism comprises a protective shell 6, a secondary rotating shaft 7 positioned in the inner center of the protective shell 6, and an ER chuck 8 positioned at one end of the secondary rotating shaft 7 far away from the rotating mechanism.
A sliding seat 15 is further arranged below the base 1, the sliding seat 15 is square, sliding rails 16 are integrally formed on two sides of the sliding seat 15, a moving mechanism is integrally formed at one end connected with the two sliding rails 16, the base 1 is in sliding connection with the sliding rails 16, a screw rod 17 is fixedly arranged at the bottom of the base 1 in a penetrating manner, a threaded through hole 19 is formed in the moving mechanism, and threads on the screw rod 17 are matched with threads formed in the threaded through hole 19; a rotating motor 18 is also arranged, and an output shaft of the rotating motor 18 is fixedly connected with the screw 17; the setting of sliding seat 15 can help the base to carry out horizontal migration on sliding seat 15, and wherein base 1 is the thermoplastic material, and screw rod 17 is direct and base 1 plastic welding, and the screw rod is deepened the base end and is located the base middle part.
The main rotating shaft 3 is connected with the auxiliary rotating shaft 7 through a coupling 9; the rotating main shaft shell 2 and the protective shell 6 are both cylinders; the protective shell 6 is fixedly connected with the coupling 9 through a bolt 20; the arrangement of the rotating spindle housing 2 and the protective housing 6 helps to protect the internal structural fixing.
Specifically, three bolts 20 are arranged and uniformly distributed on the protective shell 6; a bearing 10 is arranged between one end of the main rotating shaft 3, which is far away from the clamping mechanism, and the rotating main shaft shell 2, the bearing 10 is sleeved on the main rotating shaft 3, and the outer wall of the bearing 10 is tightly attached and fixed with the inner wall of the rotating main shaft shell 2; the arrangement of the bolt 20 is used for fixing the protective shell 6 and protecting the structures such as the inner auxiliary rotating shaft 7 and the like from aging and corrosion; the bearing 10 is arranged to support the rotation of the main rotating shaft 3, reduce the friction coefficient of the main rotating shaft 3 in the rotating process and ensure the rotation precision of the main rotating shaft.
Specifically, the ER cartridge 8 is fixed on the auxiliary rotating shaft 7 through a nut cartridge seat 11; the auxiliary rotating shaft 7 is positioned on the outer wall of the end of the ER chuck 8 and is provided with a thread and an inward cylindrical recess 12, the nut chuck seat 11 is in threaded connection with the auxiliary rotating shaft 7 through the thread, the nut chuck seat 11 is provided with a chuck through hole 13, and the ER chuck 8 is fixed in a space formed by the cylindrical recess 12 and the chuck through hole 13; an electric wire through hole 14 for an electrified joint wire for the outward extension electrification of the electrified coil 5 is formed in the rotary main shaft shell 2; the ER chuck 8 is fixed in a space formed by the cylindrical recess 12 and the chuck through hole 13, so that the ER chuck 8 can be replaced when damaged, the whole auxiliary rotating shaft 7 cannot be replaced, the resource utilization rate is improved, and waste is prevented, wherein the ER chuck is a cylindrical clamp which is used for fixing a drilling tool or a milling tool and is arranged on a machining center spindle in the prior art. The shape and size of the cylindrical recess 12 enable the ER chuck 8 to be fixedly clamped on the auxiliary rotating shaft 7, the clamping and fixing portion of the ER chuck 8 can clamp and fix a workpiece through the chuck through hole 13, and the ER chuck 8 can work normally.
The utility model discloses a working process does: after the energizing coil 5 is energized, the rotor 4 drives the main rotating shaft 3 to rotate, the main rotating shaft 3 stably rotates under the action of the bearing 10, the auxiliary rotating shaft 7 simultaneously rotates under the action of the coupler 9, the ER chuck 8 advances according to the threads in the thread through hole 19 under the action of the rotating motor 18, and one end of the screw 17 is welded on the base 1 through plastic, so that the base 1 can move in the horizontal direction.
In order to better understand the invention for those skilled in the art and to define the claimed scope more clearly, the invention will be described in detail below with respect to certain specific embodiments of the invention. It should be noted that the following description is only a few examples of the present invention, and the specific and direct descriptions of the related structures are only for the convenience of understanding the present invention, and the specific features do not naturally and directly limit the scope of the present invention. Conventional alternatives and substitutions made by those skilled in the art in light of the teachings of the present disclosure should be considered as within the scope of the present disclosure.
Claims (7)
1. The utility model provides a clamping worktable, includes base (1), joint rotation main shaft shell (2) on base (1), its characterized in that: a rotating mechanism and a clamping mechanism connected with one end of the rotating mechanism are arranged in the rotating main shaft shell (2);
the rotating mechanism comprises a main rotating shaft (3) positioned in the center of the inner part of the rotating main shaft shell (2), a rotor (4) sleeved outside the main rotating shaft (3), and an electrified coil (5) arranged between the inner wall of the rotating main shaft shell (2) and the rotor (4), wherein the rotor (4) is sleeved in the middle of the main rotating shaft (3);
the clamping mechanism comprises a protective shell (6), an auxiliary rotating shaft (7) positioned in the center of the inner part of the protective shell (6), and an ER chuck (8) positioned at one end, far away from the rotating mechanism, of the auxiliary rotating shaft (7);
the main rotating shaft (3) is connected with the auxiliary rotating shaft (7) through a coupler (9).
2. Clamping table according to claim 1, wherein the rotary spindle housing (2) and the protective housing (6) are both cylindrical; the protective shell (6) is fixedly connected with the coupler (9) through a bolt (20).
3. Clamping bench according to claim 2, characterized in that the bolts (20) are provided in three and evenly distributed over the protective housing (6).
4. Clamping worktable according to claim 1, characterized in that a bearing (10) is arranged between one end of the main rotating shaft (3) far away from the clamping mechanism and the rotating main shaft housing (2), and the bearing (10) is sleeved on the main rotating shaft (3).
5. Clamping bench according to claim 1, characterized in that the ER collet (8) is fixed on the secondary rotation axis (7) by means of a nut collet seat (11).
6. The clamping workbench according to claim 5, characterized in that the secondary rotating shaft (7) is provided with a thread and an inward cylindrical recess (12) on the outer wall of the end of the ER chuck (8), the nut chuck seat (11) is in threaded connection with the secondary rotating shaft (7) through the thread, the nut chuck seat (11) is provided with a chuck through hole (13), and the ER chuck (8) is fixed in the space formed by the cylindrical recess (12) and the chuck through hole (13).
7. The clamping workbench according to claim 1, wherein the rotary spindle housing (2) is provided with an electric wire through hole (14) for an electric connector wire for extending an electric coil (5) outwards for electrifying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254412.9U CN211760787U (en) | 2020-03-04 | 2020-03-04 | Clamping workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254412.9U CN211760787U (en) | 2020-03-04 | 2020-03-04 | Clamping workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211760787U true CN211760787U (en) | 2020-10-27 |
Family
ID=72901572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020254412.9U Active CN211760787U (en) | 2020-03-04 | 2020-03-04 | Clamping workbench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211760787U (en) |
-
2020
- 2020-03-04 CN CN202020254412.9U patent/CN211760787U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1897640B1 (en) | Machine tool | |
| CN216503388U (en) | Turning and milling combined type machine tool | |
| CN210060019U (en) | Rotary milling device | |
| CN110091179B (en) | Integrated laser cutting machine machining assembly and machining method | |
| CN212599188U (en) | Double-rotation center frame screw milling machine | |
| CN213729337U (en) | One-stop machining center for valve body | |
| CN211760787U (en) | Clamping workbench | |
| US20080066591A1 (en) | Machine tool | |
| CN217474925U (en) | Double-spindle numerical control planer type milling machine | |
| CN216176972U (en) | Machine tool for processing axial grooves of aluminum rollers | |
| CN217096749U (en) | Double-spindle numerical control lathe capable of realizing multi-process machining | |
| CN216730599U (en) | B-axis turntable structure | |
| CN214979165U (en) | Tilting double-spindle turning and milling equipment | |
| CN211277684U (en) | Two-way layout grinding machine suitable for stepped shaft type parts | |
| CN211361337U (en) | Large carriage dovetail device for numerical control lathe | |
| CN213351778U (en) | Drill chuck clamping jaw grinding machine tool | |
| CN212824098U (en) | Groove milling device for extrusion shell | |
| JP5589645B2 (en) | Workpiece machining method and machining center | |
| CN220128095U (en) | Turning and milling integrated machine | |
| CN220698815U (en) | Novel structure turning and milling composite numerical control machine tool | |
| CN111347350B (en) | Curve feeding mechanism | |
| CN214685294U (en) | Workpiece fixing device of combined machining machine tool | |
| CN213195638U (en) | Disposable multi-process turning device for forklift half shaft component | |
| CN221516911U (en) | Oblique body guiding mechanism of workpiece clamp | |
| JP5769146B2 (en) | lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 215000 west side of plant 10, Fuyang industrial square, Fuyuan Road, Chengyang street, Xiangcheng economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: SUZHOU CARROY PRECISION TOOL CO.,LTD. Address before: 215000 No. 129, Weixin Road, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee before: SUZHOU CARROY PRECISION TOOL CO.,LTD. |
|
| CP02 | Change in the address of a patent holder |