CN103121173A - Bolt-fixing type workpiece clamping support structure for computer numerical control (CNC) - Google Patents
Bolt-fixing type workpiece clamping support structure for computer numerical control (CNC) Download PDFInfo
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- CN103121173A CN103121173A CN2012104799442A CN201210479944A CN103121173A CN 103121173 A CN103121173 A CN 103121173A CN 2012104799442 A CN2012104799442 A CN 2012104799442A CN 201210479944 A CN201210479944 A CN 201210479944A CN 103121173 A CN103121173 A CN 103121173A
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Abstract
A bolt-fixing type workpiece clamping support structure for a computer numerical control (CNC) is fixed on a working platform (1) provided with narrow T-shaped grooves (12) and a locating hole (11), wherein an opening of each T-shaped groove is a narrow portion. The bolt-fixing type workpiece clamping support structure for the CNC comprises a technology support (2) arranged on the working platform (1). The bolt-fixing type workpiece clamping support structure for the CNC is characterized in that the technology support (2) is step-shaped, a workpiece fixing platform (21) is formed in the middle of the technology support (2), locating platforms (22) are formed at two sides of the technology support (2), the locating platforms (22) are lower than the workpiece fixing platform (23), U-shaped openings (23) are respectively formed in the locating platforms (22) arranged at two sides of the technology support (2), and the width of each U-shaped opening (23) coincides with the width of the narrow portion of each T-shaped groove (12). According to the bolt-fixing type workpiece clamping support structure for the CNC, by means of coincidence between each U-shaped opening and each T-shaped groove, a corresponding position relation between the whole technology support and a lathe can be established, and the bolt-fixing type workpiece clamping support structure for the CNC can be precisely fixed on the T-shaped working platform of the lathe.
Description
Technical field
The present invention and Digit Control Machine Tool more particularly, relate to a kind of bolt fastening CNC workpiece clamping bracket structure.Its maximum characteristics are that supporting structure is not to be fixed on the lathe workbench by the pressing plate mode, and the location is very accurate on lathe simultaneously.Belong to the auxiliary supporting field of machining center CNC, be specially adapted to adopt five axle machining centers of linkage pattern.
Background technology
CNC(computer digital control machine tool (Computer numerical control) technology is used extensively in industry manufacturing neck, and uses more extensive in Mould Machining.Need the workpiece of processing, need to link together by mounting and clamping system and platen, mounting and clamping system here face plays the effect of forming a connecting link.
This system need to satisfy following multi-functional: the one, and workpiece to be processed and mounting and clamping system fixation; The 2nd, be also tight connection between mounting and clamping system and platen.The 3rd, mounting and clamping system energy assurance program energy normal process, cutter is not interfered.
General common pressing plate clamping can be realized these targets, but, on five axle machining centers, as adopt linkage pattern to carry out complete five axles to workpiece to add man-hour, if it is incomplete that clamping is considered slightly to have, the mounting and clamping system position of setting during programming and actual clamping are located slightly variant, and adding man-hour in interlock just has the risk of collision.So it is a considerable ring that workpiece is located.
The characteristics of pressing plate location are to utilize lever principle, utilize fulcrum to keep equilibrium of forces.Its specific practice is: adopt a margin that has screw thread can regulate height, by a large pressing plate, be connected on workpiece (or plate) side channel or plane, between the platen region of margin and workpiece, install again one group of screw rod, be fixed by nut, generally in the left and right sides of workpiece (or plate), the similar fixture of two or four be installed at least, so that workpiece is fixed on T-shaped workbench.
But above-mentioned this pattern also has a weakness, that is, the location comparison of pressing plate on workbench is random, and positioning accuracy is poor, is difficult to simultaneously and the three-dimensional press plate position when programming is squared with.This deviation, it is danger close that five-axle linkage is processed.
Summary of the invention
For addressing the above problem, the invention provides a kind of bolt fastening CNC with workpiece clamping bracket structure, by rational structural design, make the positioning accuracy of mounting and clamping system on lathe improve; Simultaneously, can accurately be confirmed as other auxiliary positioning component locations such as screws; In addition, the convenience of not lost bulk cargo folder mode.
Technical scheme of the present invention is as follows.
A kind of bolt fastening CNC workpiece clamping bracket structure, be fixed on the workbench 1 that is formed with T-slot 12 that opening is narrow section and locating hole 11, comprise the technical support mount 2 that is arranged on described workbench 1, it is characterized in that: the center of described technical support mount 2 bottom surfaces is provided with locating piece 3, described locating piece 3 can with described workbench 1 on locating hole 11 couplings; Described technical support mount 2 is step, and the middle part is formed with workpiece fixed platform 21, and both sides are formed with locating platform 22, and described locating platform 22 is lower than described workpiece fixed platform 21; The locating platform of described technical support mount two sides respectively is formed with U-shaped opening 23, and narrow width of the width of described U-shaped opening 23 and described T-slot 12 coincide.
According to the present invention, be formed at the T-slot that is arranged in parallel 12 on described workbench 1, its wider T shape top is positioned at workbench 1 bottom, its narrower T shape bottom is shaft-like described workbench 1 top run through, and corresponding with position, the size of the U-shaped opening 23 of the locating platform 22 that is formed at described technical support mount 2 two sides, make described U-shaped opening 23 to coincide with described T-slot 12, be convenient to the fixing of workpiece location and screw rod.
Thus, technical support mount and workbench can be set up accurate position relationship.
A kind of bolt fastening CNC according to claim 1 workpiece clamping bracket structure, it is characterized in that: described a kind of bolt fastening CNC comprises also with workpiece clamping bracket structure that head is arranged in wide of described T-slot 12, screw rod passes narrow of described T-slot 12 and described U-shaped opening 23, be used for the bolt 4 of fixing described technical support mount 2, with the locking nut 5 that described bolt 4 is spirally connected, the screw diameter of described bolt equals narrow width of described U-shaped opening 23 and described T-slot 12.
Thus, the scope of activities by the restriction bolt can prevent the stressed displacement of fixed structure, has improved the accuracy of location.
According to a kind of bolt fastening CNC of the present invention workpiece clamping bracket structure, it is characterized in that: the locating platform of described technical support mount two sides respectively is formed with 3-5 bar U-shaped opening.
, it is characterized in that with workpiece clamping bracket structure according to a kind of bolt fastening CNC of the present invention: described locating piece is arranged at the technical support mount bottom surface with the locating piece hold-down screw.
According to a kind of bolt fastening CNC of the present invention workpiece clamping bracket structure, it is characterized in that: described locating piece is cylindrical, and the top has been formed with the oblique spigot surface of the guide effect of installing.
According to a kind of bolt fastening CNC of the present invention workpiece clamping bracket structure, it is characterized in that: described U-shaped open amount is the 3-5 bar.
According to a kind of bolt fastening CNC of the present invention workpiece clamping bracket structure, it is characterized in that: the height of described bolt and described locking nut can facilitate digital control processing lower than described workpiece fixed platform.
, it is characterized in that: be formed with equally distributed screw by hole and head of screw reaming on the workpiece fixed platform in the middle part of described technical support mount with workpiece clamping bracket structure according to a kind of bolt fastening CNC of the present invention.
Thus, can clamp workpiece.
A kind of bolt fastening CNC workpiece clamping bracket structure according to the present invention, can set up corresponding position relationship between whole technical support mount and lathe by coincideing of U-shaped opening and T-slot, whole system just can be fixed on the machine tool T-shaped workbench more accurately.
According to the invention provides a kind of bolt fastening CNC with workpiece clamping bracket structure, by rational structural design, make the positioning accuracy of mounting and clamping system on lathe improve; Simultaneously, can accurately be confirmed as other auxiliary positioning component locations such as screws.
Description of drawings
Fig. 1 is existing clamping workpiece supporting structure.
Fig. 2 is the fixed CNC of screw rod of the present invention workpiece clamping bracket structural front view.
Fig. 3 is the fixed CNC of Fig. 2 screw rod of the present invention workpiece clamping bracket structure right view.
Fig. 4 is the fixed CNC of Fig. 2 screw rod of the present invention workpiece clamping bracket structure upward view.
Fig. 5 is the structural representation of locating piece.
Wherein 1 is workbench, and 11 is locating hole, and 12 is T-slot, and 2 is technical support mount, and 21 is the workpiece fixed platform, 22 is locating platform, and 23 is the U-shaped opening, and 24 for screw passes through the hole, and 3 is locating piece, and 31 is oblique spigot surface, 4 is bolt, and 5 is locking nut, and 6 is the locating piece hold-down screw, and 7 is packing ring.
The specific embodiment
A kind of bolt fastening CNC comprises with workpiece clamping bracket structure the technical support mount that is arranged on the workbench that is formed with T-slot and locating hole.
Described technical support mount is step, and the middle part is formed with higher workpiece fixed platform, and both sides are formed with lower locating platform;
Locating piece and locating hole described workbench on the coupling of described technical support mount to be arranged at bottom center;
Respectively be formed with 3 U-shaped openings that overlap with T-slot on described workbench on the locating platform of described technical support mount both sides;
Described technical support mount is arranged at head that the bolt of narrow of T-slot and described U-shaped opening is run through in T-slot wide section, threaded shank and the locking nut that is bolted on described bolt is locked on described locating platform.
The width that the threaded portion diameter of described bolt equals T-slot narrow section also equals the width of U-shaped opening.
The base of described bolt is rectangle or oblong, and head has been attacked screw thread, and locking nut is screwed onto on described bolt, is provided with packing ring on installed surface, and the position of described bolt and lock nut is lower than described workpiece fixed platform.
Locating block body part is cylindrical, and head is formed with spigot surface; The middle part is formed with positioning threads through hole and head of screw reaming, is fixed on described technical support mount bottom with the locating piece hold-down screw.
A kind of bolt fastening CNC workpiece clamping bracket structure according to the present invention, can set up corresponding position relationship between whole technical support mount and lathe by coincideing of U-shaped opening and T-slot, whole system just can be fixed on the machine tool T-shaped workbench more accurately.
According to the invention provides a kind of bolt fastening CNC with workpiece clamping bracket structure, by rational structural design, make the positioning accuracy of mounting and clamping system on lathe improve; Simultaneously, can accurately be confirmed as other auxiliary positioning component locations such as screws.
Claims (7)
1. a bolt fastening CNC is with workpiece clamping bracket structure, be fixed on the workbench (1) that is formed with the T-slot that opening is narrow section (12) and locating hole (11), comprise the technical support mount (2) that is arranged on described workbench (1), it is characterized in that: the center of described technical support mount (2) bottom surface is provided with locating piece (3), described locating piece (3) can with described workbench (1) on locating hole (11) coupling; Described technical support mount (2) is step, and the middle part is formed with workpiece fixed platform (21), and both sides are formed with locating platform (22), and described locating platform (22) is lower than described workpiece fixed platform (21); The locating platform of described technical support mount two sides respectively is formed with U-shaped opening (23), and narrow width of the width of described U-shaped opening (23) and described T-slot (12) coincide.
2. a kind of bolt fastening CNC according to claim 1 is with workpiece clamping bracket structure, it is characterized in that: described a kind of bolt fastening CNC comprises also with workpiece clamping bracket structure that head is arranged in wide of described T-slot (12), screw rod passes narrow of described T-slot (12) and described U-shaped opening (23), be used for the bolt (4) of location, with the locking nut (5) that described bolt (4) is spirally connected, the screw diameter of described bolt equals narrow width of described U-shaped opening (23) and described T-slot (12).
3. a kind of bolt fastening CNC according to claim 1 with workpiece clamping bracket structure, is characterized in that: described locating piece (3) is arranged at technical support mount (2) bottom surface with locating piece hold-down screw (6).
4. a kind of bolt fastening CNC according to claim 1 is with workpiece clamping bracket structure, and it is characterized in that: described locating piece (3) is for cylindrical, and the top has been formed with the oblique spigot surface (31) of installation guide effect.
5. a kind of bolt fastening CNC according to claim 1 is with workpiece clamping bracket structure, and it is characterized in that: described U-shaped opening (23) quantity is the 3-5 bar.
6. a kind of bolt fastening CNC according to claim 2 with workpiece clamping bracket structure, is characterized in that: the height of described bolt (4) and described locking nut (5) is lower than described workpiece fixed platform (21).
7. a kind of bolt fastening CNC according to claim 1 with workpiece clamping bracket structure, is characterized in that: be formed with equally distributed screw on the workpiece fixed platform (21) in the middle part of described technical support mount (2) by hole (24) and head of screw reaming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104799442A CN103121173A (en) | 2012-11-22 | 2012-11-22 | Bolt-fixing type workpiece clamping support structure for computer numerical control (CNC) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104799442A CN103121173A (en) | 2012-11-22 | 2012-11-22 | Bolt-fixing type workpiece clamping support structure for computer numerical control (CNC) |
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| CN103121173A true CN103121173A (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012104799442A Pending CN103121173A (en) | 2012-11-22 | 2012-11-22 | Bolt-fixing type workpiece clamping support structure for computer numerical control (CNC) |
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| CN (1) | CN103121173A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481100A (en) * | 2013-10-10 | 2014-01-01 | 昆山纯柏精密五金有限公司 | CNC quick locating method |
| CN108481034A (en) * | 2018-04-12 | 2018-09-04 | 上海小糸车灯有限公司 | Jacking block processes special tooling and jacking block process and assemble structure |
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| EP0074565A2 (en) * | 1981-09-14 | 1983-03-23 | Firma Erwin Halder | Palet for positioning and clamping workpieces |
| CN200991821Y (en) * | 2006-12-19 | 2007-12-19 | 昌河飞机工业（集团）有限责任公司 | Quick-positioning machine tool operation table |
| CN201105379Y (en) * | 2007-07-06 | 2008-08-27 | 江西江铃底盘股份有限公司 | Integral differential case sphere machining counterboring fixture |
| CN101612706A (en) * | 2008-06-23 | 2009-12-30 | 上海工程技术大学 | Clamp for end shield of air suction valve of numerical control machining air compressor |
| CN201446429U (en) * | 2009-06-23 | 2010-05-05 | 中国西电电气股份有限公司 | General fixture for GIS housings |
| CN201792234U (en) * | 2010-09-26 | 2011-04-13 | 芜湖海螺泰森挤出装备有限公司 | Stock mold machining clamp for plastic molding extrusion die |
| CN201792233U (en) * | 2010-09-28 | 2011-04-13 | 湖南永安煤矿机械制造有限公司 | Device for machining telescopic arm guide rail of heading machine |
| CN102785102A (en) * | 2012-08-09 | 2012-11-21 | 山东华力电机集团股份有限公司 | Milling-machine adjustable-angle supporting device for milling oblique key slot |
| CN202894836U (en) * | 2012-11-22 | 2013-04-24 | 上海小糸车灯有限公司 | Bolt-fixed type computer numerical control (CNC) work piece clamping support structure |
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2012
- 2012-11-22 CN CN2012104799442A patent/CN103121173A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0074565A2 (en) * | 1981-09-14 | 1983-03-23 | Firma Erwin Halder | Palet for positioning and clamping workpieces |
| CN200991821Y (en) * | 2006-12-19 | 2007-12-19 | 昌河飞机工业（集团）有限责任公司 | Quick-positioning machine tool operation table |
| CN201105379Y (en) * | 2007-07-06 | 2008-08-27 | 江西江铃底盘股份有限公司 | Integral differential case sphere machining counterboring fixture |
| CN101612706A (en) * | 2008-06-23 | 2009-12-30 | 上海工程技术大学 | Clamp for end shield of air suction valve of numerical control machining air compressor |
| CN201446429U (en) * | 2009-06-23 | 2010-05-05 | 中国西电电气股份有限公司 | General fixture for GIS housings |
| CN201792234U (en) * | 2010-09-26 | 2011-04-13 | 芜湖海螺泰森挤出装备有限公司 | Stock mold machining clamp for plastic molding extrusion die |
| CN201792233U (en) * | 2010-09-28 | 2011-04-13 | 湖南永安煤矿机械制造有限公司 | Device for machining telescopic arm guide rail of heading machine |
| CN102785102A (en) * | 2012-08-09 | 2012-11-21 | 山东华力电机集团股份有限公司 | Milling-machine adjustable-angle supporting device for milling oblique key slot |
| CN202894836U (en) * | 2012-11-22 | 2013-04-24 | 上海小糸车灯有限公司 | Bolt-fixed type computer numerical control (CNC) work piece clamping support structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481100A (en) * | 2013-10-10 | 2014-01-01 | 昆山纯柏精密五金有限公司 | CNC quick locating method |
| CN108481034A (en) * | 2018-04-12 | 2018-09-04 | 上海小糸车灯有限公司 | Jacking block processes special tooling and jacking block process and assemble structure |
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Application publication date: 20130529 |