CN106514296A - Double-engagement positioning type expansion clamping workbench mechanism - Google Patents
Double-engagement positioning type expansion clamping workbench mechanism Download PDFInfo
- Publication number
- CN106514296A CN106514296A CN201510693577.XA CN201510693577A CN106514296A CN 106514296 A CN106514296 A CN 106514296A CN 201510693577 A CN201510693577 A CN 201510693577A CN 106514296 A CN106514296 A CN 106514296A
- Authority
- CN
- China
- Prior art keywords
- workbench
- clamping
- locking
- swelling
- expansion set
- 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.)
- Pending
Links
Classifications
-
- 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
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a double-engagement positioning type expansion clamping workbench mechanism. The double-engagement positioning type expansion clamping workbench mechanism comprises a disc-shaped workbench. The workbench is provided with a clamping mechanism. The clamping mechanism comprises a center clamping mechanism and an edge clamping mechanism used for fixing the peripheral edge of a disc type workpiece. A workbench rotating shaft and a rotation driving mechanism used for driving the workbench to rotate are arranged below the workbench. The rotation driving mechanism comprises a rotation gear arranged on the workbench rotating shaft, a drive gear engaged with the rotation gear, and a stepping motor used for driving the drive gear to rotate. The double-engagement positioning type expansion clamping workbench mechanism further comprises position locking mechanisms used for locking the position of the rotation gear. Each position locking mechanism comprises an engaging gear and a locking hydraulic cylinder, wherein a lock block is arranged on a piston rod of the locking hydraulic cylinder and provided with locking teeth engaged with the engaging gear. The included angle alpha between the axes of the locking hydraulic cylinders of the two position locking mechanisms conforms to the formula: alpha=360DEG*a/Z+360DEG/2Z, wherein Z is the tooth number of the engaging gears, and a is a positive integer larger than or equal to one.
Description
Technical field
The invention belongs to numerical control machine tool technique field, is specifically related to a kind of double engagement positioning formula swelling clamping working table mechanisms.
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 double engagement positioning formula swelling clamping working table mechanisms, can realize that the clamping of the disk like members with central shaft is fixed, and have simple structure, the stable advantage of clamping.
For reaching above-mentioned purpose, the present invention provides following technical scheme：
A kind of double engagement positioning formula swelling clamping working 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 two position locking mechanisms for locking the operating position；The position locking mechanism includes the meshing gear being arranged on workbench periphery wall and is fixedly mounted on the base and is located at workbench locking hydraulic cylinder in the radial direction, 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 meshing gear towards the side of the meshing gear；The angle being belonging respectively between the axis of two locking hydraulic cylinders of two position locking mechanisms is α=360 ° * a/Z+360 °/2Z, wherein, the numbers of teeth of the Z for meshing gear, a is 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, also include the guide rail positioned at the workbench radial direction, the clamping block is slidably installed on the guide rail.
The beneficial effects of the present invention is：
Double engagement positioning formula swelling clamping working 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 two position locking mechanisms, the rotational positioning of workbench can not only be realized, and and the angle of two position locking mechanisms is set to into α=360 ° * a/Z+360 °/2Z, so, two position locking mechanisms can be respectively adopted workbench different rotary angle is locked, the position locking precision of workbench is each gear teeth of swing pinion and teeth groove relative to the half of the mechanical angle accounted for its center, can effectively improve position locking precision more.
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 the double engagement positioning formula swelling clamping working table mechanisms of the present 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.
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 the double engagement positioning formula swelling clamping working table mechanisms of the present 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 double engagement positioning formula swelling clamping working table mechanisms being additionally provided with base 1 below axles box 9, double engagement positioning formula swelling clamping working 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.
Two position locking mechanisms for locking 13 position of workbench are additionally provided with the base of the present embodiment.The position locking mechanism of the present embodiment includes the meshing gear 29 being arranged on 13 periphery wall of workbench and is fixedly mounted on base 1 and is located at the locking hydraulic cylinder 30 in the radial direction of workbench 13, 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 meshing gear 29 towards the side of meshing gear 29.Thus, driving clamping block 31 to engage with meshing gear 29 using locking hydraulic cylinder 30, you can the position of locking workbench 13, can not only prevent workbench from loosening in machining process, and the positional precision of workbench can be effectively improved.The present embodiment is belonging respectively to the angle α=360 ° * a/Z+360 °/2Z between the axis of two locking hydraulic cylinders of two position locking mechanisms, wherein, the numbers of teeth of the Z for meshing gear, a is the positive integer more than or equal to 1, as shown in Figure 5.
Preferably, base 29 is provided with the guide rail 32 positioned at 13 radial direction of workbench, 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.
Double engagement positioning formula swelling clamping working 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 two position locking mechanisms, the rotational positioning of workbench can not only be realized, and and the angle of two position locking mechanisms is set to into α=360 ° * a/Z+360 °/2Z, so, two position locking mechanisms can be respectively adopted workbench different rotary angle is locked, the position locking precision of workbench is each gear teeth of swing pinion and teeth groove relative to the half of the mechanical angle accounted for its center, can effectively improve position locking precision more.
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 pair is engaged positioning formula swelling clamping working table mechanism, 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 two position locking mechanisms for locking the operating position；The position locking mechanism includes the meshing gear being arranged on workbench periphery wall and is fixedly mounted on the base and is located at workbench locking hydraulic cylinder in the radial direction, 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 meshing gear towards the side of the meshing gear；The angle being belonging respectively between the axis of two locking hydraulic cylinders of two position locking mechanisms is α=360 ° * a/Z+360 °/2Z, wherein, the numbers of teeth of the Z for meshing gear, a is the positive integer more than or equal to 1.
2. according to claim 1 pair is engaged positioning formula swelling clamping working table mechanism, 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. according to claim 1 and 2 pair is engaged positioning formula swelling clamping working table mechanism, 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. according to claim 1 pair is engaged positioning formula swelling clamping working table mechanism, it is characterised in that：Also include the guide rail positioned at the workbench radial direction, the clamping block is slidably installed on the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510693577.XA CN106514296A (en) | 2015-10-24 | 2015-10-24 | Double-engagement positioning type expansion clamping workbench mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510693577.XA CN106514296A (en) | 2015-10-24 | 2015-10-24 | Double-engagement positioning type expansion clamping workbench mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106514296A true CN106514296A (en) | 2017-03-22 |
Family
ID=58349330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510693577.XA Pending CN106514296A (en) | 2015-10-24 | 2015-10-24 | Double-engagement positioning type expansion clamping workbench mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106514296A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454263A (en) * | 2018-12-27 | 2019-03-12 | 丽水职业技术学院 | A kind of automotive hub automatic punching device |
-
2015
- 2015-10-24 CN CN201510693577.XA patent/CN106514296A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454263A (en) * | 2018-12-27 | 2019-03-12 | 丽水职业技术学院 | A kind of automotive hub automatic punching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205414944U (en) | Two fixed position rotation compact form worktable mechenism that expands | |
| CN106513741A (en) | Multi-positioning rotary expansion drilling combined vertical numerical control machine tool | |
| CN106513747A (en) | Rotary expansion drilling combined vertical numerical control machine tool | |
| CN106514365A (en) | Multiple-meshing positioning type bulging clamping workbench mechanism | |
| CN106607598A (en) | Meshing locating hydraulic expansion type drilling combined vertical type numerical control machine tool | |
| CN106514366A (en) | Multi-engaged-positioning swelling type drilling combined vertical numerical control machine tool | |
| CN205128976U (en) | Rotatory compact form drilling combination vertical numerically -controlled machine tool that expands | |
| CN205325193U (en) | Rotatory compact form worktable mechenism that expands of more positioning | |
| CN205414465U (en) | Two fixed position rotation are bloated, and vertical numerically -controlled machine tool is made up in compact form drilling | |
| CN106514284A (en) | Multi-positioning rotary swelling type workbench mechanism | |
| CN205184275U (en) | Bloated tight clamping worktable mechenism of meshing locate mode | |
| CN205128978U (en) | Liquid expanding drilling combination vertical numerically -controlled machine tool of meshing location | |
| CN106513743A (en) | Engaged positioning expansion drilling combined vertical numerical control machine tool | |
| CN106514296A (en) | Double-engagement positioning type expansion clamping workbench mechanism | |
| CN106513748A (en) | Multi-locating expanding vertical drilling combined numerical control machine tool | |
| CN205183836U (en) | Bloated compact form drilling combination vertical numerically -controlled machine tool of meshing location | |
| CN205128975U (en) | Fixed position rotation is bloated, and vertical numerically -controlled machine tool is made up in compact form drilling | |
| CN106513755A (en) | Stepping rotating expansion type drilling combination vertical numerical control machine tool | |
| CN205497045U (en) | Bloated compact form drilling combination vertical numerically -controlled machine tool of many meshing location | |
| CN205415039U (en) | Bloated tight clamping worktable mechenism of locate mode that mesh more | |
| CN106513742A (en) | Dual-engaging positioning expanding type drilling combined vertical type numerical control machine tool | |
| CN205128980U (en) | Liquid expanding drilling combination vertical numerically -controlled machine tool of many meshing location | |
| CN205128977U (en) | Liquid expanding drilling combination vertical numerically -controlled machine tool of two meshings location | |
| CN106514285A (en) | Engaging locating type expanding clamping worktable mechanism | |
| CN205129398U (en) | Fixed position rotation compact form worktable mechenism that expands |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170322 |
|
| WD01 | Invention patent application deemed withdrawn after publication |