CN216264561U - Gantry of numerical control machine - Google Patents
Gantry of numerical control machine Download PDFInfo
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- CN216264561U CN216264561U CN202121389778.8U CN202121389778U CN216264561U CN 216264561 U CN216264561 U CN 216264561U CN 202121389778 U CN202121389778 U CN 202121389778U CN 216264561 U CN216264561 U CN 216264561U
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- gantry
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Abstract
The utility model discloses a gantry of a numerical control machine, which comprises a cross beam and two stand columns, wherein the two stand columns are respectively connected to two ends of the cross beam, and the cross beam and the stand columns are of an integrated structure. In the scheme, the beam, the left stand column and the right stand column are integrated, the integrated stand column beam reduces the mounting surface for machining the stand column beam, the stand column beam and the right stand column are machined on the same mother machine, machining benchmarks of the stand column beam are completely consistent, machining precision and assembling precision of the stand column beam are improved, installation between the original stand column and the original cross beam is reduced, and machining precision and operation stability are high.
Description
Technical Field
The utility model relates to the field of numerical control machinery, in particular to a gantry of numerical control machinery.
Background
The gantry in the prior art consists of a cross beam, a left upright post and a right upright post, and three times of machine tool machining is needed during machining. Because the machining standard of the machine tool can change along with the change of parts, the distance tolerance from the beam mounting reference surface of the left and right upright columns to the slider mounting reference surface (the two are mounting surfaces required to be machined by the upright columns) during machining cannot be unified to achieve consistency, and the matching tolerance of parts is not easy to control. Therefore, the manual assembly difficulty is high, the precision of machine assembly is relatively low, and the machining precision and the running stability of the assembled machine are poor.
For example, a gantry type double-rotary-table numerically controlled milling machine disclosed in chinese patent literature, which is under the publication number CN201186387, includes a gantry type lathe bed, a double-rotary table, a vertical feed ram and a beam; the gantry type lathe bed consists of a base and upright columns arranged on two sides of the base; a double-rotating workbench is arranged in the cavity of the gantry type lathe bed; the cross beam is erected on the guide rails of the upright columns at two sides and can slide along the guide rails, and the cross beam is connected with a driving device arranged on the upright columns; the vertical feed ram is connected with and slides along a guide rail on the cross beam through a connecting plate, and the connecting plate is connected with a transverse driving device installed on the cross beam. Two revolving stage numerically controlled fraise machines of planer-type, can utilize the structural design of two revolving stages, possessed five-axis linkage's characteristic, it is excellent to show in the aspect of the arbitrary curved surface of processing die cavity to realize the meticulous processing of the polyhedron of various products. But this scheme has the processing, the assembly degree of difficulty is big, the operation stability can be poor problem.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gantry of a numerical control machine, aiming at overcoming the problems in the prior art. The gantry is high in assembly precision and stable in operation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a gantry of a numerical control machine comprises a cross beam and two stand columns, wherein the two stand columns are connected to two ends of the cross beam respectively, and the cross beam and the stand columns are of an integrated structure. In the scheme, the beam, the left stand column and the right stand column are integrated, the integrated stand column beam reduces the mounting surface for machining the stand column beam, the stand column beam and the right stand column are machined on the same mother machine, machining benchmarks of the stand column beam are completely consistent, machining precision and assembling precision of the stand column beam are improved, installation between the original stand column and the original cross beam is reduced, and machining precision and operation stability are high.
Preferably, the crossbeam is equipped with the recess that runs through its both ends along length direction, the recess bottom surface interval of crossbeam is equipped with a plurality of waist holes, the length direction of a plurality of waist holes sets up along the length direction of crossbeam, the width of a plurality of waist holes is 1/4~3/4 of crossbeam height. The weight of the cross beam is reduced due to the arrangement of the waist holes, the reinforcing ribs are formed between the adjacent waist holes, the structural strength of the cross beam is improved, and meanwhile, part of vibration can be absorbed when the machine runs.
Preferably, a plurality of reinforcing plates are arranged in the grooves of the cross beam, and the reinforcing plates are respectively arranged between the adjacent waist holes. The beam has high strength.
Preferably, the reinforcing plates are respectively provided with holes. The weight of the reinforcing plate is reduced, and the holes can be used for mounting other components.
Preferably, the upright column comprises a bottom plate and a frame-shaped pillar, one end of the frame-shaped pillar is connected to the bottom plate, the other end of the frame-shaped pillar is connected to the cross beam, and the length of the bottom plate is larger than the width of the cross beam. The frame-shaped support is hollow, the quality is low, the length of the bottom plate can be more than one time of the width of the cross beam, and the stability of the gantry operation is high.
Preferably, the upright post further comprises a reinforcing rib, and the reinforcing rib is arranged at the joint of the bottom plate and the frame-shaped support. The strength of the upright post is high.
Preferably, the side surface of the frame-shaped pillar is provided with a through hole. The through hole is used for reducing the weight of the stand column, increasing the heat dissipation of the stand column, absorbing vibration and being used for installing other components.
Therefore, the utility model has the following beneficial effects: (1) the mounting surface of the cross beam needing to be processed is reduced; (2) the gantry is processed on the same main machine, the processing reference is completely consistent, and the processing precision and the assembling precision of the gantry are improved; (3) the installation between the original upright post and the original cross beam is reduced, and the installation speed is improved; (4) light in weight, reduce the operation energy consumption, structural strength is high, can absorb the vibration during operation, and operating stability is good.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a side view of the present invention.
In the figure: 1. the structure comprises a beam 1-1, a waist hole 1-2, a reinforcing plate 1-21, a hole 2, a column 2-1, a bottom plate 2-2, a frame-shaped strut 2-21, a through hole 2-3, a reinforcing rib a, a beam length b, a beam width c and a bottom plate length.
Detailed Description
The utility model is further described with reference to the following detailed description and accompanying drawings. It should be noted that as used in the foregoing description, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
In the embodiment shown in fig. 1 and 2, the gantry of the numerical control machine comprises a cross beam 1 and two upright posts 2, wherein the two upright posts are respectively connected to two ends of the cross beam, and the cross beam and the upright posts are of an integrated structure formed by casting cast iron. The crossbeam is provided with grooves penetrating through two ends of the crossbeam along the length a direction of the crossbeam, a plurality of waist holes 1-1 are arranged on the bottom surface of the groove of the crossbeam at intervals, the length direction of the waist holes is arranged along the length direction of the crossbeam, and the width of the waist holes is half of the height of the crossbeam and can also be in other proportions. The weight of the cross beam is reduced due to the arrangement of the waist holes, the reinforcing ribs are formed between the adjacent waist holes, the structural strength of the cross beam is improved, and meanwhile, part of vibration can be absorbed when the machine runs. A plurality of reinforcing plates 1-2 are arranged in the grooves of the cross beam, the reinforcing plates are respectively arranged between adjacent waist holes, holes 1-21 are respectively formed in the reinforcing plates, the weight of the reinforcing plates is reduced through the holes, and meanwhile, the holes can provide installation space for other parts. The upright column comprises a bottom plate 2-1, a frame-shaped support 2-2 and a reinforcing rib 2-3, one end of the frame-shaped support is connected to the bottom plate, the other end of the frame-shaped support is connected to the cross beam, and the length c of the bottom plate is larger than the width b of the cross beam. The frame-shaped support is hollow and low in mass, and the side face of the frame-shaped support is provided with through holes 2-21 which are used for reducing the weight of the stand column, increasing the heat dissipation of the stand column, absorbing vibration and being used for installing other components. The length of the bottom plate can be one time of the width of the cross beam, and the gantry is high in running stability. The reinforcing ribs are triangular and arranged at the joint of the bottom plate and the frame-shaped strut, so that the strength of the upright column is improved.
In this scheme, crossbeam and two integrative castings of stand form, only need during the installation with the stand of longmen be connected with the slider can, the longmen of this integration has reduced the installation face of its processing, and process together on same female machine, and its processing benchmark is identical completely, has improved the precision and the assembly precision of its processing, has also reduced the installation of going between original stand and the crossbeam, and machining precision and operating stability are high. Therefore, the mounting surface of the beam needing to be processed is reduced; the gantry is processed on the same main machine, the processing reference is completely consistent, and the processing precision and the assembling precision of the gantry are improved; the installation between the original upright post and the original cross beam is reduced, and the installation speed is improved; light in weight, reduce the operation energy consumption, structural strength is high, can absorb the vibration during operation, and operating stability is good.
It will be appreciated by those of ordinary skill in the art that the examples provided herein are intended to assist the reader in understanding the manner in which the utility model is practiced, and it is to be understood that the scope of the utility model is not limited to such specifically recited statements and examples. Those skilled in the art can make various other specific changes and combinations based on the teachings of the present invention without departing from the spirit of the utility model, and these changes and combinations are within the scope of the utility model.
Claims (5)
1. The gantry of the numerical control machine comprises a cross beam and two stand columns, and is characterized in that the two stand columns are connected to two ends of the cross beam respectively, the cross beam and the stand columns are of an integrated structure, grooves penetrating through two ends of the cross beam are formed in the length direction of the cross beam, a plurality of waist holes are formed in the bottom surface of each groove of the cross beam at intervals, the length direction of the waist holes is formed in the length direction of the cross beam, the width of each waist hole is 1/4-3/4 of the height of the cross beam, a plurality of reinforcing plates are arranged in the grooves of the cross beam, and the reinforcing plates are arranged between the adjacent waist holes respectively.
2. The gantry of claim 1, wherein the reinforcing plates are respectively provided with holes.
3. The gantry of claim 1, wherein the column comprises a base plate and a frame-shaped support, one end of the frame-shaped support is connected to the base plate, the other end of the frame-shaped support is connected to the beam, and the length of the base plate is greater than the width of the beam.
4. The gantry of claim 3, wherein the column further comprises a rib, and the rib is disposed at a joint of the base plate and the frame-shaped support.
5. A gantry for a numerically controlled machine according to claim 3 or 4, wherein said frame-shaped support has through holes on its side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121389778.8U CN216264561U (en) | 2021-06-22 | 2021-06-22 | Gantry of numerical control machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121389778.8U CN216264561U (en) | 2021-06-22 | 2021-06-22 | Gantry of numerical control machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216264561U true CN216264561U (en) | 2022-04-12 |
Family
ID=81058345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121389778.8U Active CN216264561U (en) | 2021-06-22 | 2021-06-22 | Gantry of numerical control machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216264561U (en) |
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2021
- 2021-06-22 CN CN202121389778.8U patent/CN216264561U/en active Active
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