CN105500026B - Direct-drive type exchange workbench - Google Patents
Direct-drive type exchange workbench Download PDFInfo
- Publication number
- CN105500026B CN105500026B CN201610021622.1A CN201610021622A CN105500026B CN 105500026 B CN105500026 B CN 105500026B CN 201610021622 A CN201610021622 A CN 201610021622A CN 105500026 B CN105500026 B CN 105500026B
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- Prior art keywords
- workbench
- base
- direct
- connecting disc
- positioning
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- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0053—Devices for removing chips using the gravity force
Abstract
The invention provides a direct-drive exchange workbench with high response speed, which comprises a base and a workbench rotatably arranged above the base, wherein a direct-drive motor is arranged on the base, a connecting disc is fixed on a rotor of the direct-drive motor, the connecting disc is connected with the workbench, a turntable bearing is arranged between the connecting disc and the base, a shaft part is arranged at the bottom of the workbench, the turntable bearing comprises an outer ring and an inner ring, the outer ring is connected with the base, and the inner ring sleeves the shaft part of the workbench and the upper part of the connecting disc; the workbench is connected with the direct-drive motor through the connecting disc, so that the corresponding speed is high, the auxiliary time of the machine tool is reduced, and the machining efficiency of the machine tool is greatly improved; the support frame on the base can support the end that stretches out of workstation, reduces the workstation and warp, increases the workable work piece weight of workstation.
Description
Technical Field
The invention relates to the field of numerical control machine tools, in particular to a direct-drive type exchange workbench.
Background
Existing numerically controlled machine tools are typically of a single table construction. In order to improve the processing efficiency, the workbench is set into a rotatable direct-drive exchange workbench, one end of the direct-drive exchange workbench is used for processing workpieces, and the other end of the direct-drive exchange workbench is used for dismounting and mounting the workpieces. The rotation of a general direct-drive exchange workbench is indirectly driven by a speed reducer, a toothed belt and the like, the corresponding speed is not fast enough, and the auxiliary time of a machine tool is prolonged; and the two ends of the workbench extend out of the base and are easily pressed and deformed by the weight of the workpiece, so that the common direct-drive exchange workbench can only process the workpiece with lighter weight.
Disclosure of Invention
The invention aims to overcome the defects and provide a direct-drive exchange workbench with high response speed.
In order to achieve the purpose, the technical solution of the invention is as follows: direct-drive type exchange workbench comprises a base and a workbench which is rotatably arranged above the base, wherein a direct-drive motor is arranged on the base, a connecting disc is fixed on a rotor of the direct-drive motor and connected with the workbench, and a rotary table bearing is arranged between the connecting disc and the base. The workbench is connected with the direct-drive motor through the connecting disc, and the corresponding speed is high.
Preferably, the bottom of the workbench is provided with a shaft part, the turntable bearing comprises an outer ring and an inner ring, the outer ring is connected with the base, and the inner ring sleeves the shaft part of the workbench and the upper part of the connecting disc. And the coaxiality of the workbench and the connecting disc is increased by positioning the inner ring.
Preferably, the front side and the rear side of the base are both provided with a support frame; the support frame comprises a frame body and two support blocks arranged on the left side and the right side of the outer end portion of the frame body respectively, and cam guide bearings for abutting against the workbench are arranged at the upper ends of the support blocks. The cam guide bearing on the support frame can support two extending ends of the workbench, and the weight of a workpiece which can be machined by the workbench is increased.
Preferably, the frame body is provided with a positioning groove, and the supporting block is arranged on the positioning groove.
Preferably, the support body includes two end wall boards that the interval set up and locates two side wall boards of end wall board both sides respectively, and two end wall boards are connected respectively at the both ends of side wall board, connect through the intermediate lamella between two side wall boards, the upper end of one end wallboard is connected to the one end of intermediate lamella, the lower extreme of another end wallboard is connected to the other end. The structure is light and high in strength.
Preferably, the bottom of the workbench is provided with a convex block at a position corresponding to the cam guide bearing. The processing of the matching surface of the bottom of the workbench and the cam guide bearing is reduced, and only the position of the convex block needs to be processed.
Preferably, the bottom surface of the workbench is provided with a circle of upper guard plate, the periphery of the upper end of the base is provided with a circle of lower guard plate, the upper guard plate comprises two circles of surrounding plates which are concentric, and the upper end of the lower guard plate extends into the space between the two surrounding plates. The lower guard plate is inserted between the two enclosing plates of the upper guard plate, so that the connecting part of the workbench and the base is isolated from the outside, and the invasion of foreign matters is reduced.
Preferably, the workbench comprises table boards arranged at two ends, and slopes for discharging chips are arranged on two sides between the two table boards.
Preferably, the two sides of the rotating shaft of the workbench are both provided with positioning shaft sleeves, the base is provided with a positioning cylinder, and a piston rod of the positioning cylinder is inserted into the positioning shaft sleeve positioning workbench in an ascending manner.
Preferably, a piston rod of the positioning cylinder is provided with a magnetic strip, a cylinder body of the positioning cylinder is provided with an inductive switch matched with the magnetic strip, and the inductive switch is a switch of the direct-drive motor; and the piston rod is provided with a wear-resistant belt wrapping the magnetic strip.
By adopting the technical scheme, the invention has the beneficial effects that: the workbench is connected with the direct-drive motor through the connecting disc, so that the corresponding speed is high, the auxiliary time of the machine tool is reduced, and the machining efficiency of the machine tool is greatly improved; the support frame on the base can support the end that stretches out of workstation, reduces the workstation and warp, increases the workable work piece weight of workstation.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is an internal structural view of the present invention;
FIG. 3 is a partial block diagram of the interior of the present invention;
FIG. 4 is a side view of the present invention;
FIG. 5 is a partial block diagram of the present invention;
fig. 6 is a schematic structural view of the frame body of the present invention.
Description of the main reference numerals:
a base 1; a work table 2; a bump 21; a table top 22; a ramp 23; an upper fender 24; a positioning sleeve 25; a support frame 3; a frame body 31; a side wall panel 311; a positioning groove 3111; end wall panels 312; an intermediate plate 313; a support block 32; a lower guard plate 33; a cam guide bearing 4; a direct drive motor 5; a connecting disc 6; a turntable bearing 7; a positioning cylinder 8; a piston rod 81; a wear-resistant band 83; an inductive switch 84; and a cylinder 85.
Detailed Description
The invention is further described below with reference to the figures and the specific embodiments.
As shown in fig. 1-6, the direct-drive exchange workbench of the present invention comprises a base 1 and a workbench 2 rotatably disposed above the base 1, wherein the base 1 is provided with a direct-drive motor 5, a connecting disc 6 is fixed on a rotor of the direct-drive motor 5, the connecting disc 6 is connected with the workbench 2, and a turntable bearing 7 is disposed between the connecting disc 6 and the base 1; the bottom of the workbench 2 is provided with a shaft part, the turntable bearing 7 comprises an outer ring and an inner ring, the outer ring is connected with the base 1, the inner ring sleeves the shaft part of the workbench 2 and the upper part of the connecting disc 8, and the coaxiality of the workbench and the connecting disc 6 is increased; the direct-drive motor 5 directly drives the workbench 2 to rotate through the connecting disc 6, and the corresponding speed is high;
the front side and the rear side of the base 1 are both provided with a support frame 3; the supporting frame 3 comprises a frame body 31 and two supporting blocks 32 which are respectively arranged on the left side and the right side of the outer end part of the frame body 31, and the upper ends of the supporting blocks 32 are provided with cam guide bearings 4 which are propped against the workbench 2; the frame body 31 is provided with a positioning groove 3111, the supporting block 32 is arranged on the positioning groove 3111, and the supporting block 32 is installed and positioned more quickly; the frame body 31 comprises two end wall plates 312 arranged at intervals and two side wall plates 311 arranged at two sides of the end wall plates 312 respectively, two ends of each side wall plate 311 are connected with the two end wall plates 312 respectively, the two side wall plates 312 are connected through a middle plate 313, one end of the middle plate 313 is connected with the upper end of one end wall plate 312, and the other end of the middle plate 313 is connected with the lower end of the other end wall plate 312, so that the structure is light and high in strength; a lug 21 is arranged at the bottom of the workbench 2 at a position corresponding to the cam guide bearing 4; the support frame 3 supports the extending end of the workbench 2, and four cam guide bearings 4 arranged at four corners can stably support;
a circle of upper guard plate 24 is arranged on the bottom surface of the workbench 2, a circle of lower guard plate 33 is arranged on the periphery of the upper end of the base 1, the upper guard plate 24 comprises two circles of concentric coamings, and the upper end of the lower guard plate 33 extends into the space between the two coamings; the lower guard plate 33 is inserted between the two enclosing plates of the upper guard plate 24, so that the connecting part of the workbench 2 and the base 1 is isolated from the outside, and the invasion of foreign matters is reduced; the workbench 2 comprises table surfaces 22 arranged at two ends, and slopes 23 used for discharging chips are arranged on two sides between the two table surfaces 22.
Two sides of a rotating shaft of the workbench 2 are respectively provided with a positioning shaft sleeve 25, the base 1 is provided with a positioning cylinder 8, and a piston rod 81 of the positioning cylinder 8 is inserted into the positioning shaft sleeves 25 in a lifting manner to position the workbench 2; a magnetic strip 82 is arranged on a piston rod 81 of the positioning cylinder 8, an induction switch 84 matched with the magnetic strip 82 is arranged on a cylinder body 85 of the positioning cylinder 8, and the induction switch 84 is a switch of the direct-drive motor 5; the piston rod 81 is provided with a wear-resistant belt 83 for wrapping the magnetic strip 82; the wear strips 83 prevent the magnetic strips 82 from wearing. After the workpiece at one end of the workbench 2 is machined, the piston rod 81 of the positioning cylinder 8 descends until the inductive switch 84 senses the magnetic strip 82 on the piston rod 81, namely the piston rod 81 is separated from the positioning sleeve 25, the direct-drive motor 5 drives the workbench 2 to rotate 180 degrees, and the piston rod 81 of the positioning cylinder 8 ascends and is inserted into the positioning sleeve 25 to position the workbench 2.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the present invention, and all equivalent variations and modifications made in the claims of the present invention should be included in the scope of the present invention.
Claims (6)
1. Direct drive formula change table, including base and the workstation of rotatable setting in the base top, its characterized in that: a direct-drive motor is arranged on the base, a connecting disc is fixed on a rotor of the direct-drive motor and connected with the workbench, and a turntable bearing is arranged between the connecting disc and the base; the front side and the rear side of the base are provided with supporting frames; the supporting frame comprises a frame body and two supporting blocks which are arranged on the left side and the right side of the outer end part of the frame body respectively, and the upper ends of the supporting blocks are provided with cam guide bearings which are propped against the workbench; positioning shaft sleeves are arranged on two sides of a rotating shaft of the workbench, a positioning cylinder is arranged on the base, and a piston rod of the positioning cylinder is inserted into the positioning shaft sleeve to position the workbench; a piston rod of the positioning cylinder is provided with a magnetic strip, a cylinder body of the positioning cylinder is provided with an inductive switch matched with the magnetic strip, and the inductive switch is a switch of a direct-drive motor; the piston rod is provided with a wear-resistant belt wrapping the magnetic stripe; the workstation is including locating the mesa at both ends, and both sides between two mesas all are equipped with the slope that is used for the chip removal.
2. The direct drive exchange table of claim 1, wherein: the rotary table is characterized in that a shaft part is arranged at the bottom of the working table, the rotary table bearing comprises an outer ring and an inner ring, the outer ring is connected with the base, and the shaft part of the working table and the upper part of the connecting disc are sleeved with the inner ring.
3. The direct drive exchange table of claim 1, wherein: the support body is provided with a positioning groove, and the supporting block is arranged on the positioning groove.
4. The direct drive exchange table of claim 1, wherein: the support body includes two end wall boards that the interval set up and locates two side wall boards of end wall board both sides respectively, and two end wall boards are connected respectively at the both ends of side wall board, connect through the intermediate lamella between two side wall boards, the lower extreme of another end wall board is connected to the upper end of one end wallboard, the other end of one end connection intermediate lamella.
5. The direct drive exchange table of claim 1, wherein: and a convex block is arranged at the bottom of the workbench at the corresponding position of the cam guide bearing.
6. The direct drive exchange table of claim 1, wherein: the bottom surface of the workbench is provided with a circle of upper guard plate, the periphery of the upper end of the base is provided with a circle of lower guard plate, the upper guard plate comprises two circles of surrounding plates which are concentric, and the upper end of the lower guard plate extends into the space between the two surrounding plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021622.1A CN105500026B (en) | 2016-01-14 | 2016-01-14 | Direct-drive type exchange workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021622.1A CN105500026B (en) | 2016-01-14 | 2016-01-14 | Direct-drive type exchange workbench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105500026A CN105500026A (en) | 2016-04-20 |
| CN105500026B true CN105500026B (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610021622.1A Active CN105500026B (en) | 2016-01-14 | 2016-01-14 | Direct-drive type exchange workbench |
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| CN (1) | CN105500026B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498320A (en) * | 2017-08-17 | 2017-12-22 | 上海诺倬力机电科技有限公司 | Processing center of numerical-control machine tool |
| CN108098366B (en) * | 2018-03-05 | 2019-01-08 | 荣成华东锻压机床股份有限公司 | A kind of enclosed mechanical press rack-and-pinion Automatic Exchange Work Benche |
| CN109149111B (en) * | 2018-07-11 | 2021-07-13 | 南京智真电子科技股份有限公司 | Direct-drive radar rotary table |
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| EP1160053A2 (en) * | 2000-06-02 | 2001-12-05 | Mori Seiki Co., Ltd. | Machine tool with chip conveyor |
| JP2007007758A (en) * | 2005-06-29 | 2007-01-18 | Brother Ind Ltd | Table device and machine tool equipped with the same |
| CN201618973U (en) * | 2010-01-07 | 2010-11-03 | 上海理工大学 | Tool rotary switchboard of horizontal processing center |
| CN202411845U (en) * | 2011-11-26 | 2012-09-05 | 青海一机数控机床有限责任公司 | Direct-driven turntable device for milling-turning composite processing centers |
| CN203712288U (en) * | 2014-03-13 | 2014-07-16 | 卞佳林 | Numerical control rotary table |
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| DE20221851U1 (en) * | 2002-12-17 | 2008-07-31 | Mfs Maschinenfabrik Gmbh | Machine tool with direct drive |
| CN101480778A (en) * | 2009-01-24 | 2009-07-15 | 苏州江南电梯(集团)有限公司 | Direct driving type accurate turn plate |
| CN101554709B (en) * | 2009-05-11 | 2011-03-30 | 清华大学 | Motor built-in polishing machine turntable |
| CN101954596A (en) * | 2010-10-11 | 2011-01-26 | 烟台环球机床附件集团有限公司 | Numerical-control direct-drive turning-milling composite rotary working table |
| CN103128561B (en) * | 2013-03-12 | 2015-12-02 | 河南科技大学 | A kind of static pressure direct drive turning workbench |
| CN103737029B (en) * | 2014-01-22 | 2014-12-03 | 山东华辰重型机床有限公司 | Horizontal milling and boring equipment |
| CN203765309U (en) * | 2014-04-23 | 2014-08-13 | 山东宏康机械制造有限公司 | Direct drive type numerical control turntable |
| CN104690562A (en) * | 2015-01-29 | 2015-06-10 | 齐重数控装备股份有限公司 | Large-sized main shaft direct-drive type rotary worktable structure |
| CN205465219U (en) * | 2016-01-14 | 2016-08-17 | 嘉泰数控科技股份公司 | Directly drive formula change table |
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2016
- 2016-01-14 CN CN201610021622.1A patent/CN105500026B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1160053A2 (en) * | 2000-06-02 | 2001-12-05 | Mori Seiki Co., Ltd. | Machine tool with chip conveyor |
| JP2007007758A (en) * | 2005-06-29 | 2007-01-18 | Brother Ind Ltd | Table device and machine tool equipped with the same |
| CN201618973U (en) * | 2010-01-07 | 2010-11-03 | 上海理工大学 | Tool rotary switchboard of horizontal processing center |
| CN202411845U (en) * | 2011-11-26 | 2012-09-05 | 青海一机数控机床有限责任公司 | Direct-driven turntable device for milling-turning composite processing centers |
| CN203712288U (en) * | 2014-03-13 | 2014-07-16 | 卞佳林 | Numerical control rotary table |
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| Publication number | Publication date |
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| CN105500026A (en) | 2016-04-20 |
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