CN106514284A - Multi-positioning rotary swelling type workbench mechanism - Google Patents
Multi-positioning rotary swelling type workbench mechanism Download PDFInfo
- Publication number
- CN106514284A CN106514284A CN201510693524.8A CN201510693524A CN106514284A CN 106514284 A CN106514284 A CN 106514284A CN 201510693524 A CN201510693524 A CN 201510693524A CN 106514284 A CN106514284 A CN 106514284A
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- China
- Prior art keywords
- workbench
- locking
- hydraulic cylinder
- expansion set
- rotary
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- 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.)
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Classifications
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a multi-positioning rotary swelling type workbench mechanism. The multi-positioning rotary swelling type workbench mechanism comprises a disc-shaped workbench. A clamping mechanism for clamping disc-shaped workpieces is mounted on the workbench. A workbench rotary shaft and a rotary drive mechanism are arranged below the workbench. The rotary drive mechanism comprises a rotary gear arranged on the workbench rotary shaft, a drive gear engaged with the rotary gear and a stepping motor and further comprises three position locking mechanisms for locking the position of the rotary gear. Each locking mechanism comprises a mounting seat fixedly mounted. A locking hydraulic cylinder is arranged on each mounting seat. A locking block is fixedly mounted on a piston rod of each locking hydraulic cylinder. Locking teeth engaged with the rotary gear are arranged on the side, facing the rotary gear, of each locking block. The included angles between the axis of one of the locking hydraulic cylinders and the axes of the other two locking hydraulic cylinders are alpha equal to 360 degrees*a/Z+360 degrees/4Z and beta equal to 360 degrees*b/Z+360 degrees/4Z, wherein Z is the number of teeth of the rotary gear, and a and b are both positive integers greater than or equal to 1.
Description
Technical field
The invention belongs to numerical control machine tool technique field, is specifically related to a kind of table mechanism for Digit Control Machine Tool.
Background technology
Building-block machine industry and enterprise provides special equipment mainly for automobile, motorcycle, internal combustion engine, agricultural machinery, engineering machinery, chemical machinery, military project, the energy, light industry and household electric appliances, and gradually starts to NC postprocessing, flexibility to change.Building-block machine and its transfer matic be integrate electromechanics be the higher manufacturing technology of comprehensive automation degree and set technique equipment.It is characterized in that efficient, high-quality, economical and practical, thus is widely used and engineering machinery, traffic, the energy, military project, light industry, household electric appliances.
For some disk-like accessories, often the heart is provided with central shaft wherein, and the card of disk like members is provided with relative to the uniform connecting hole of central shaft annular, and connecting hole can be through hole, or tapped blind hole.In the processing of this kind of disk-like accessory, prior art needs to carry out Drilling operation to these connecting holes respectively one by one, and not only caused by inefficiency, and multiple bearing, position error can cause the reduction of processing precision of products.
The content of the invention
In view of this, it is an object of the invention to provide a kind of many position rotating expansion chuck table mechanisms, can realize that the clamping of the disk like members with central shaft is fixed, and there is simple structure, the stable advantage of clamping.
For reaching above-mentioned purpose, the present invention provides following technical scheme：
A kind of many position rotating expansion chuck table mechanisms, including workbench, the workbench is provided with the clamping mechanism for clamping disk-like accessory；The clamping mechanism includes center clamping mechanism and the edge clamping mechanism for fixed disk like members edge；The center clamping mechanism includes the adapter sleeve being fixedly mounted on the workbench, the adapter sleeve inner sleeve is equiped with expansion set, central bore is provided with the expansion set, it is swelling end that the expansion set is located at the opening of the central bore, the other end is connection end, and on the swelling end of the expansion set, annular is laid with least three expanding troughs；Tapered face fit structure is provided between the inner hole wall of the swelling end periphery wall and the adapter sleeve of the expansion set, is provided with below the workbench for being connected with the connection end and the swelling hydraulic cylinder for tensing the expansion set；And below the workbench, it is provided with workbench rotating shaft and the rotary drive mechanism for driving the worktable rotary；
The drive mechanism of walking around includes the drive gear that the swing pinion being arranged in the workbench rotating shaft engaged with the swing pinion and the motor for driving the drive gear rotation；Through hole is provided with the workbench rotating shaft, and the swelling hydraulic cylinder is arranged on the bottom of the workbench rotating shaft, and the piston rod of the swelling hydraulic cylinder is connected with the connection end of the expansion set by the through hole；Also include three position locking mechanisms for locking the swing pinion position；The position locking mechanism includes hard-wired mounting seat, the mounting seat is provided with locking hydraulic cylinder, clamping block is installed with the piston rod of the locking hydraulic cylinder, the clamping block is provided with the locking teeth engaged with the swing pinion towards the side of the swing pinion；The axis of the locking hydraulic cylinder is located at the drive gear in the radial direction, it is belonging respectively in the locking hydraulic cylinder of three position locking mechanisms, angle between the axis of the axis of one of them locking hydraulic cylinder and two other locking hydraulic cylinder is respectively α=360 ° * a/Z+360 °/4Z and β=360 ° * b/Z+360 °/4Z, wherein, the numbers of teeth of the Z for swing pinion, a and b are the positive integer more than or equal to 1.
Further, be additionally provided with position-limit mechanism between the expansion set and the adapter sleeve, the position-limit mechanism includes being arranged on the wall of the expansion set side and along the stopper slot that extends of bus of expansion set, spacer pin installing hole is correspondingly provided with the stopper slot on the adapter sleeve.
Further, the edge clamping mechanism includes the radial direction slide rail being radially arranged on the workbench, it is slidably installed for being supported on the fulcrum bearing of disk like members bottom surface with which in the radial direction slide rail, the briquetting for pushing down disk like members top surface is provided with above the fulcrum bearing, it is provided with screw rod to be connected between the fulcrum bearing and briquetting, and the screw rod is provided with the spring between the fulcrum bearing and briquetting, the screw rod is provided with clamp nut.
Further, the mounting seat is provided with the guide rail positioned at the swing pinion radial direction, and the clamping block is slidably installed on the guide rail.
The beneficial effects of the present invention is：
Many position rotating expansion chuck table mechanisms of the present invention, by arranging center clamping mechanism and edge clamping mechanism on the table, during use, by in the central shaft insertion expansion set of disk like members, expansion set is pulled using swelling hydraulic cylinder, the central shaft clamping of disk like members can be fixed, the edge of disk like members is fixed using edge clamping mechanism, thus, the clamping for being capable of achieving disk like members is fixed；It is then many with exporting main shaft while carrying out Drilling operation to disk like members on axles box using being arranged on, the Drilling operation in multiple holes can be completed simultaneously, have the advantages that machining accuracy is high and high in machining efficiency；By being provided for driving the rotary drive mechanism of worktable rotary in base, by rotary table, can be used for the reworking of disk like members, you can clamped one time multiple bearing is processed, it is possible to increase the scope of application of machine tool, and improves working (machining) efficiency；In addition, by arranging three position locking mechanisms, the rotational positioning of workbench can not only be realized, and and the angle between position locking mechanism is set to into α=360 ° * a/Z+360 °/2Z and β=360 ° * b/Z+360 °/4Z, so, two position locking mechanisms can be respectively adopted to lock workbench different rotary angle, the position locking precision of workbench is each gear teeth of swing pinion and teeth groove relative to a quarter of the mechanical angle accounted for its center more, can effectively improve position locking precision.
Description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and illustrates：
Fig. 1 is the structural representation of the drilling combined vertical Digit Control Machine Tool using many position rotating expansion chuck table mechanisms of the invention；
Left views of the Fig. 2 for Fig. 1；
Structural representations of the Fig. 3 for workbench；
The structural representation of clamping mechanism centered on Fig. 4；
A detail drawings of the Fig. 5 for Fig. 2；
Fig. 6 is the location diagram between position locking mechanism and swing pinion.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in figure 1, being the structural representation of the drilling combined vertical Digit Control Machine Tool using many position rotating expansion chuck table mechanisms of the invention.The drilling combined vertical Digit Control Machine Tool, including base 1, the column being fixedly mounted on base 12, the front end of column 2 is provided with vertical hydraulic pressure slide rail 3, and hydraulic pressure slide rail 3 is provided with the hydraulic pressure slide 4 being slidably matched with which, is provided with the hydraulic drive mechanism for driving hydraulic pressure slide 4 to move in column 2.The hydraulic drive mechanism of the present embodiment includes the driving hydraulic cylinder 5 being fixedly installed in column 2, it is fixedly connected on the piston rod of driving hydraulic cylinder 5 and is provided with transmission belt 6, and the top of column 2 is provided with the fixed pulley 7 coordinated with transmission belt 6, the other end of transmission belt 6 is fixedly connected with hydraulic pressure slide 4.
The axles box 9 for being provided with unit head 8 and being connected with unit head 8 is fixedly mounted on hydraulic pressure slide 4, and axles box 9 is provided with the multiple output main shafts 10 being uniformly arranged in a ring, and output main shaft 10 is provided with the connecting rod 12 for connecting drilling tool 11.Unit head 8 includes the servomotor being fixedly mounted on hydraulic pressure slide 4.The axles box 9 of the present embodiment includes the intermediate rotary shaft being connected with the output shaft of servomotor, output main shaft 10 is uniformly arranged in a ring relative to the axis of intermediate rotary shaft, and intermediate rotary shaft is provided with the driving gear of synchronous rotation, output main shaft is provided with the driven gear engaged with driving gear.Using gear drive, all output main shafts 10 can be driven simultaneously to rotate.The axles box 9 of the present embodiment is provided with 4 output main shafts 10 being uniformly arranged in a ring.
The many position rotating expansion chuck table mechanisms being additionally provided with base 1 below axles box 9, many position rotating expansion chuck table mechanisms of the present embodiment include workbench 13, and workbench 13 is provided with the clamping mechanism for clamping disk-like accessory.The clamping mechanism of the present embodiment includes center clamping mechanism and the edge clamping mechanism for fixed disk like members edge；Center clamping mechanism includes the adapter sleeve 14 being fixedly mounted on workbench 13,14 inner sleeve of adapter sleeve is equiped with expansion set 15, central bore is provided with expansion set 15, it is swelling end that expansion set 15 is located at the opening of central bore, the other end is connection end, and on the swelling end of expansion set 15, annular is laid with least three expanding troughs 16.It is provided with tapered face fit structure 17 between the inner hole wall of the swelling end periphery wall and adapter sleeve 14 of expansion set 15, is provided with base 1 for being connected with 15 connection end of expansion set and the swelling hydraulic cylinder 18 for tensing expansion set 15.Preferably, be additionally provided with position-limit mechanism between expansion set 15 and adapter sleeve 14, position-limit mechanism includes being arranged on 15 side wall of expansion set and along the stopper slot 19 that extends of bus of expansion set, spacer pin installing hole 20 is correspondingly provided with stopper slot 19 on adapter sleeve 14.
Further, the edge clamping mechanism of the present embodiment includes the radial direction slide rail 21 being radially arranged on workbench 13, it is slidably installed for being supported on the fulcrum bearing 22 of disk like members bottom surface with which in radial direction slide rail 21, the top of fulcrum bearing 22 is provided with the briquetting 23 for pushing down disk like members top surface, it is provided with screw rod 24 to be connected between fulcrum bearing 22 and briquetting 23, and screw rod 24 is provided with the spring between fulcrum bearing 22 and briquetting 23, screw rod 24 is provided with clamp nut.
The lower section of the workbench 13 of the present embodiment is provided with workbench rotating shaft 25, is provided with the rotary drive mechanism for driving workbench 13 to rotate in base 1.Rotary drive mechanism can be realized using various ways.The rotary drive mechanism of the present embodiment includes the swing pinion 26 being arranged in the workbench rotating shaft 25, the drive gear 27 engaged with the swing pinion 26 and the motor 28 for driving the drive gear 27 to rotate.Using motor 28, workbench 13 can be driven according to the angle rotation of setting.Preferably, on base 1, annular is laid with the back-up roller wheel for supporting the workbench 13, the axis of the back-up roller wheel is respectively positioned on the workbench 13 in the radial direction, can either support works platform 13,13 in the vertical direction of work platform for placing vibrates, and can reduce the frictional resistance between workbench 13 and base 1 again.
Specifically, through hole is provided with the workbench rotating shaft 25 of the present embodiment, swelling hydraulic cylinder 18 is arranged on the bottom of workbench rotating shaft 25, and the piston rod of swelling hydraulic cylinder 18 is connected with the connection end of expansion set 15 by the through hole.
Three position locking mechanisms for locking 26 position of swing pinion are additionally provided with the base of the present embodiment.The position locking mechanism of the present embodiment includes the mounting seat 29 being fixedly mounted in base 1, mounting seat 29 is provided with locking hydraulic cylinder 30, clamping block 31 is installed with the piston rod of locking hydraulic cylinder 30, clamping block 31 is provided with the locking teeth engaged with swing pinion 26 towards the side of swing pinion 26.The axis of locking hydraulic cylinder 30 is located at swing pinion 26 in the radial direction, so, clamping block 31 is driven to engage with swing pinion 26 using locking hydraulic cylinder 30, that is the position of lockable workbench 13, can not only prevent workbench from loosening in machining process, and the positional precision of workbench can be effectively improved.In the locking hydraulic cylinder of three position locking mechanisms of the present embodiment, angle between the axis of the axis of one of locking hydraulic cylinder 30 and two other locking hydraulic cylinder is respectively α=360 ° * a/Z+360 °/4Z and β=360 ° * b/Z+360 °/4Z, wherein, the numbers of teeth of the Z for swing pinion, a and b are the positive integer more than or equal to 1, as shown in Figure 6.
Preferably, mounting seat 29 is provided with the guide rail 32 positioned at 26 radial direction of swing pinion, and clamping block 31 is slidably installed on guide rail 32, for moving guiding to clamping block 31, and is prevented from clamping block 31 in the direction vibration perpendicular to guide rail 32.
Many position rotating expansion chuck table mechanisms of the present embodiment, by arranging center clamping mechanism and edge clamping mechanism on the table, during use, by in the central shaft insertion expansion set of disk like members, expansion set is pulled using swelling hydraulic cylinder, the central shaft clamping of disk like members can be fixed, the edge of disk like members is fixed using edge clamping mechanism, thus, the clamping for being capable of achieving disk like members is fixed；It is then many with exporting main shaft while carrying out Drilling operation to disk like members on axles box using being arranged on, the Drilling operation in multiple holes can be completed simultaneously, have the advantages that machining accuracy is high and high in machining efficiency；By being provided for driving the rotary drive mechanism of worktable rotary in base, by rotary table, can be used for the reworking of disk like members, you can clamped one time multiple bearing is processed, it is possible to increase the scope of application of machine tool, and improves working (machining) efficiency；In addition, by arranging three position locking mechanisms, the rotational positioning of workbench can not only be realized, and and the angle between position locking mechanism is set to into α=360 ° * a/Z+360 °/2Z and β=360 ° * b/Z+360 °/4Z, so, two position locking mechanisms can be respectively adopted to lock workbench different rotary angle, the position locking precision of workbench is each gear teeth of swing pinion and teeth groove relative to a quarter of the mechanical angle accounted for its center more, can effectively improve position locking precision.
Embodiment described above is only the preferred embodiment lifted for absolutely proving the present invention, protection scope of the present invention not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, within protection scope of the present invention.Protection scope of the present invention is defined by claims.
Claims (4)
1. a kind of many position rotating expansion chuck table mechanisms, it is characterised in that：Including workbench, the workbench is provided with the clamping mechanism for clamping disk-like accessory；The clamping mechanism includes center clamping mechanism and the edge clamping mechanism for fixed disk like members edge；The center clamping mechanism includes the adapter sleeve being fixedly mounted on the workbench, the adapter sleeve inner sleeve is equiped with expansion set, central bore is provided with the expansion set, it is swelling end that the expansion set is located at the opening of the central bore, the other end is connection end, and on the swelling end of the expansion set, annular is laid with least three expanding troughs；Tapered face fit structure is provided between the inner hole wall of the swelling end periphery wall and the adapter sleeve of the expansion set, is provided with below the workbench for being connected with the connection end and the swelling hydraulic cylinder for tensing the expansion set；And below the workbench, it is provided with workbench rotating shaft and the rotary drive mechanism for driving the worktable rotary；
The drive mechanism of walking around includes the drive gear that the swing pinion being arranged in the workbench rotating shaft engaged with the swing pinion and the motor for driving the drive gear rotation；Through hole is provided with the workbench rotating shaft, and the swelling hydraulic cylinder is arranged on the bottom of the workbench rotating shaft, and the piston rod of the swelling hydraulic cylinder is connected with the connection end of the expansion set by the through hole；Also include three position locking mechanisms for locking the swing pinion position；The position locking mechanism includes hard-wired mounting seat, the mounting seat is provided with locking hydraulic cylinder, clamping block is installed with the piston rod of the locking hydraulic cylinder, the clamping block is provided with the locking teeth engaged with the swing pinion towards the side of the swing pinion；The axis of the locking hydraulic cylinder is located at the drive gear in the radial direction, it is belonging respectively in the locking hydraulic cylinder of three position locking mechanisms, angle between the axis of the axis of one of them locking hydraulic cylinder and two other locking hydraulic cylinder is respectively α=360 ° * a/Z+360 °/4Z and β=360 ° * b/Z+360 °/4Z, wherein, the numbers of teeth of the Z for swing pinion, a and b are the positive integer more than or equal to 1.
2. many position rotating expansion chuck table mechanisms according to claim 1, it is characterised in that：Be additionally provided with position-limit mechanism between the expansion set and the adapter sleeve, the position-limit mechanism includes being arranged on the wall of the expansion set side and along the stopper slot that extends of bus of expansion set, spacer pin installing hole is correspondingly provided with the stopper slot on the adapter sleeve.
3. many position rotating expansion chuck table mechanisms according to claim 1 and 2, it is characterised in that：The edge clamping mechanism includes the radial direction slide rail being radially arranged on the workbench, it is slidably installed for being supported on the fulcrum bearing of disk like members bottom surface with which in the radial direction slide rail, the briquetting for pushing down disk like members top surface is provided with above the fulcrum bearing, it is provided with screw rod to be connected between the fulcrum bearing and briquetting, and the screw rod is provided with the spring between the fulcrum bearing and briquetting, the screw rod is provided with clamp nut.
4. many position rotating expansion chuck table mechanisms according to claim 1, it is characterised in that：The mounting seat is provided with the guide rail positioned at the swing pinion radial direction, and the clamping block is slidably installed on the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510693524.8A CN106514284A (en) | 2015-10-24 | 2015-10-24 | Multi-positioning rotary swelling type workbench mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510693524.8A CN106514284A (en) | 2015-10-24 | 2015-10-24 | Multi-positioning rotary swelling type workbench mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106514284A true CN106514284A (en) | 2017-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510693524.8A Pending CN106514284A (en) | 2015-10-24 | 2015-10-24 | Multi-positioning rotary swelling type workbench mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN106514284A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000169A (en) * | 2017-12-08 | 2018-05-08 | 桐乡胜辉精密机械有限公司 | A kind of processing platform regulating device |
| CN108303004A (en) * | 2018-01-09 | 2018-07-20 | 无锡富瑞德测控仪器股份有限公司 | A kind of rotary positioning mechanism measured applied to third gear clutch gear angle parameter |
-
2015
- 2015-10-24 CN CN201510693524.8A patent/CN106514284A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000169A (en) * | 2017-12-08 | 2018-05-08 | 桐乡胜辉精密机械有限公司 | A kind of processing platform regulating device |
| CN108303004A (en) * | 2018-01-09 | 2018-07-20 | 无锡富瑞德测控仪器股份有限公司 | A kind of rotary positioning mechanism measured applied to third gear clutch gear angle parameter |
| CN108303004B (en) * | 2018-01-09 | 2023-07-18 | 无锡富瑞德测控仪器股份有限公司 | Be applied to three shelves clutch gear angle parameter measurement's rotation positioning mechanism |
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Application publication date: 20170322 |