CN203712276U - Transverse beam structure of numerical-control gantry - Google Patents
Transverse beam structure of numerical-control gantry Download PDFInfo
- Publication number
- CN203712276U CN203712276U CN201420036036.0U CN201420036036U CN203712276U CN 203712276 U CN203712276 U CN 203712276U CN 201420036036 U CN201420036036 U CN 201420036036U CN 203712276 U CN203712276 U CN 203712276U
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- CN
- China
- Prior art keywords
- spandrel girder
- beam structure
- hydraulic lifting
- slide block
- brace summer
- 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.)
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Abstract
The utility model discloses a transverse beam structure of a numerical-control gantry. The transverse beam structure comprises a bearing beam and a supporting beam. The supporting beam is arranged above the bearing beam and is parallel to the bearing beam, a slider is slidably arranged on the bearing beam, laser receivers are arranged at two ends of the bearing beam, two laser transmitters are arranged on the slider, at least two hydraulic lifting rods are arranged on the slider, slide rails are arranged on the tops of the hydraulic lifting rods, a downwardly protruded arc is arranged at the bottom of the supporting beam, the middle point of the supporting beam is the lowermost point of the arc-shaped bottom of the supporting beam, slide grooves which are matched with the slide rails are formed in the arc-shaped bottom of the supporting beam, and the hydraulic lifting rods are clamped in the slide grooves. The transverse beam structure has the advantages that shortcomings in the prior art can be effectively overcome, deformation degrees can be further reduced; feedback regulation can be carried out according to slight deformation when machining reacting force is exerted on the transverse beam structure, and the machining precision can be improved during heavy-duty cutting and machining.
Description
Technical field
The utility model relates to a kind of milling machine accessory, especially a kind of numerical control gantry beam structure.
Background technology
In prior art, Chinese utility model patent CN202639849U discloses a kind of gantry machine tool crossbeam, by increasing leg-of-mutton floor, has improved the ability of anti-deformation of crossbeam.But this technical scheme still exists precision while being subject to larger processing reaction force easily to change, assembling difficulty, inapplicable heavy cutting processing, rigidity is poor, maintenance difficult.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of numerical control gantry beam structure, can solve the deficiencies in the prior art, can further reduce deformation degree, and the miniature deformation when being subject to processing reaction force carries out feedback regulation, at heavy cutting, add and improve machining accuracy man-hour.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of numerical control gantry beam structure, comprise spandrel girder and the brace summer that is arranged on spandrel girder top, spandrel girder and brace summer be arranged in parallel, on spandrel girder, slide and be provided with slide block, the two ends of spandrel girder are provided with laser pickoff, on slide block, be provided with two generating lasers, on slide block, be provided with at least two hydraulic lifting arms, hydraulic lifting arm top is provided with slide rail, the bottom surface of brace summer is the arc to lower convexity, the mid point of brace summer is the minimum point of lower arcuate surface, is provided with the chute matching with slide rail in lower arcuate surface, and hydraulic lifting arm is connected in chute.
As a kind of optimal technical scheme of the present utility model, described spandrel girder is divided into several equidistant parts by several vertical floors, is provided with a rice font reinforcement in each part, and rice font reinforcement center is provided with circular hole.
As a kind of optimal technical scheme of the present utility model, the below at described spandrel girder two ends is provided with oblique pull reinforcement between the mid point of spandrel girder bottom surface.
As a kind of optimal technical scheme of the present utility model, the top of described spandrel girder arranges bossed installation portion, between installation portion and spandrel girder, is provided with inclined-plane, and slide block is connected across between spandrel girder and installation portion.
The beneficial effect that adopts technique scheme to bring is: the position that the utility model projects to slide block the laser of coming by laser pickoff positions, thereby can measure the deformation quantity of spandrel girder, hydraulically extensible pole-footing is adjusted oneself height according to the size of deformation quantity, by brace summer is applied to extruding force, react on spandrel girder, offset the miniature deformation that spandrel girder brings due to heavy cutting processing.In integral body due to spandrel girder, middle part is the position that produces deformation maximum, so the lower arcuate surface of brace summer can strengthen reaction to spandrel girder in centre position, supports, and improves the uniformity that whole spandrel girder is received reaction support force.Rice font reinforcement can be strengthened the supporting role to vertical direction and horizontal direction impulsive force.Circular hole can reduce concentrating of impact stress, improves the stressed limit value of rice font reinforcement.Oblique pull reinforcement can carry out secondary reinforcement to spandrel girder centre position for the larger feature of deformation in the middle of spandrel girder.The installation portion of projection can improve the intensity being connected between slide block and spandrel girder.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a specific embodiment of the utility model.
Fig. 2 is the schematic diagram of spandrel girder and slide block cross section in specific embodiment of the utility model.
In figure: 1, spandrel girder; 2, brace summer; 3, slide block; 4, laser pickoff; 5, generating laser; 6, hydraulic lifting arm; 7, slide rail; 8, chute; 9, vertical floor; 10, rice font reinforcement; 11, circular hole; 12, oblique pull reinforcement; 13, installation portion; 14, inclined-plane; 15, rake.
The specific embodiment
Referring to accompanying drawing 1-2, the utility model comprises spandrel girder 1 and is arranged on the brace summer 2 of spandrel girder 1 top, spandrel girder 1 be arranged in parallel with brace summer 2, on spandrel girder 1, slide and be provided with slide block 3, the two ends of spandrel girder 1 are provided with laser pickoff 4, on slide block 3, be provided with two generating lasers 5, on slide block 3, be provided with three hydraulic lifting arms 6, hydraulic lifting arm 6 tops are provided with slide rail 7, the bottom surface of brace summer 1 is the arc to lower convexity, the mid point of brace summer 1 is the minimum point of lower arcuate surface, in lower arcuate surface, be provided with the chute 8 matching with slide rail 7, hydraulic lifting arm 6 is connected in chute 8.Described spandrel girder 1 is divided into several equidistant parts by several vertical floors 9, is provided with a rice font reinforcement 10 in each part, and rice font reinforcement 10 centers are provided with circular hole 11.The below at described spandrel girder 1 two ends is provided with oblique pull reinforcement 12 between the mid point of spandrel girder 1 bottom surface.The top of described spandrel girder 1 arranges bossed installation portion 13, between installation portion 13 and spandrel girder 1, is provided with inclined-plane 14, and slide block 3 is connected across between spandrel girder 1 and installation portion 13.
Wherein the lower arcuate surface minimum point of brace summer 2 and the vertical range of peak are 0.3%～0.5% of brace summer 2 length, are preferably 0.35%.Oblique pull reinforcement 12 is 20 °～45 ° with the angle of spandrel girder 1, is preferably 30 °.Between spandrel girder 1 and installation portion 13, be also preferably provided with rake 15, rake 15 is not installed the vertical lopsidedness of process tool to slide block, and angle of inclination is preferably 15 °.Above-mentioned preferred parameter adopts more than can improve order of magnitude of machining accuracy (10 times) on the basis of existing technology.
In addition, laser pickoff 4, two-way laser transmitter 5 and hydraulic lifting arm 6 are connected by single-chip microcomputer, laser pickoff 4 and generating laser 5 can (but not being unique) be selected the Trupulse200 laser range finder of U.S. LTI company production, and single-chip microcomputer can (but not being unique) be selected 8752 single-chip microcomputers in the American I ntel MCS51 of company series.Because the connection of above each device interface and description that using method provides by producer and the after-sales-service engineer of producer can obtain, belong to prior art, be not described in detail in this.The scope that the utility model is protected this technical characterictic is the overall structure of using its deformation quantity of laser measurement and compensate on the crossbeam of planer-type milling machine, is not the connected mode of certain concrete model electronic devices and components in prior art.
Operation principle of the present utility model is: the position that the utility model projects by 4 pairs of slide blocks of laser pickoff 3 laser of coming positions, thereby can measure the deformation quantity of spandrel girder 1, hydraulically extensible bar 6 is adjusted oneself height according to the size of deformation quantity, by brace summer 2 is applied to extruding force, react on spandrel girder 1, offset the miniature deformation that spandrel girder 1 brings due to heavy cutting processing.In integral body due to spandrel girder 1, middle part is the position that produces deformation maximum, so the lower arcuate surface of brace summer 2 can strengthen reaction to spandrel girder 1 in centre position, supports, and improves the uniformity that whole spandrel girder 1 is received reaction support force.The supporting role that rice font reinforcement 10 can be strengthened vertical direction and horizontal direction impulsive force.Circular hole 11 can reduce concentrating of impact stress, improves the stressed limit value of rice font reinforcement 10.Oblique pull reinforcement 12 can carry out secondary reinforcement to spandrel girder 1 centre position for the larger feature of deformation in the middle of spandrel girder 1.The installation portion 13 of projection can improve the intensity being connected between slide block 3 and spandrel girder 1.
Foregoing description only proposes as the enforceable technical scheme of the utility model, not as the Single restriction condition to its technical scheme itself.
Claims (4)
1. a numerical control gantry beam structure, it is characterized in that: comprise spandrel girder (1) and be arranged on the brace summer (2) of spandrel girder (1) top, spandrel girder (1) be arranged in parallel with brace summer (2), the upper slip of spandrel girder (1) is provided with slide block (3), the two ends of spandrel girder (1) are provided with laser pickoff (4), on slide block (3), be provided with two generating lasers (5), on slide block (3), be provided with at least two hydraulic lifting arms (6), hydraulic lifting arm (6) top is provided with slide rail (7), the bottom surface of brace summer (1) is the arc to lower convexity, the minimum point that the mid point of brace summer (1) is lower arcuate surface, in lower arcuate surface, be provided with the chute (8) matching with slide rail (7), hydraulic lifting arm (6) is connected in chute (8).
2. numerical control gantry beam structure according to claim 1, it is characterized in that: described spandrel girder (1) is divided into several equidistant parts by several vertical floors (9), in each part, be provided with a rice font reinforcement (10), rice font reinforcement (10) center is provided with circular hole (11).
3. numerical control gantry beam structure according to claim 1, is characterized in that: the below at described spandrel girder (1) two ends is provided with oblique pull reinforcement (12) between the mid point of spandrel girder (1) bottom surface.
4. numerical control gantry beam structure according to claim 1, it is characterized in that: the top of described spandrel girder (1) arranges bossed installation portion (13), between installation portion (13) and spandrel girder (1), be provided with inclined-plane (14), slide block (3) is connected across between spandrel girder (1) and installation portion (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036036.0U CN203712276U (en) | 2014-01-20 | 2014-01-20 | Transverse beam structure of numerical-control gantry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036036.0U CN203712276U (en) | 2014-01-20 | 2014-01-20 | Transverse beam structure of numerical-control gantry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203712276U true CN203712276U (en) | 2014-07-16 |
Family
ID=51151474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420036036.0U Expired - Fee Related CN203712276U (en) | 2014-01-20 | 2014-01-20 | Transverse beam structure of numerical-control gantry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203712276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549132A (en) * | 2019-09-30 | 2019-12-10 | 意特利（滁州）智能数控科技有限公司 | Double-beam bridge type five-axis machining center |
-
2014
- 2014-01-20 CN CN201420036036.0U patent/CN203712276U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549132A (en) * | 2019-09-30 | 2019-12-10 | 意特利（滁州）智能数控科技有限公司 | Double-beam bridge type five-axis machining center |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 062550 Cangzhou City, Hebei province Renqiu City Economic and Technological Development Zone Beijing North Road No. 3 Patentee after: Hebei Fana CNC Machine Tool Co.,Ltd. Address before: 062550 Cangzhou City, Hebei province Renqiu City Economic and Technological Development Zone Beijing North Road No. 3 Patentee before: HEBEI FANA CNC MACHINE TOOL LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20220120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |