CN113814746A - Splicing type lathe bed system of high-rigidity gantry machining center - Google Patents
Splicing type lathe bed system of high-rigidity gantry machining center Download PDFInfo
- Publication number
- CN113814746A CN113814746A CN202111185591.0A CN202111185591A CN113814746A CN 113814746 A CN113814746 A CN 113814746A CN 202111185591 A CN202111185591 A CN 202111185591A CN 113814746 A CN113814746 A CN 113814746A
- Authority
- CN
- China
- Prior art keywords
- lathe bed
- spliced
- bed
- common
- adjusting
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 15
- 238000003801 milling Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000010009 beating Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000003746 feather Anatomy 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 239000011438 cord wood Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
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
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/015—Frames, beds, pillars
-
- 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
- B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Turning (AREA)
Abstract
The invention discloses a spliced lathe bed system of a high-rigidity gantry machining center, and belongs to the technical field of gantry milling machines. The invention comprises a common lathe bed and a spliced lathe bed, wherein a motor mounting seat and a bearing mounting seat are respectively arranged at two sides of the common lathe bed in the length direction, and a connecting shin plate is connected between the motor mounting seat and the bearing mounting seat; the common lathe bed is connected with the spliced lathe bed through a connecting screw, key grooves are formed in the positions, corresponding to the two side walls of the joint surface of the joint of the common lathe bed and the spliced lathe bed, of the two side walls, the key grooves extend in the width direction of the lathe bed, and inclined key combinations used for adjusting the height position of the spliced lathe bed are connected in the two key grooves. The invention provides a spliced lathe bed system of a high-rigidity gantry machining center, which can improve the rigidity strength of a lathe bed and ensure the coplanarity and the assembly precision of a guide rail surface of the spliced lathe bed.
Description
Technical Field
The invention relates to the technical field of gantry milling machines, in particular to a spliced lathe bed system of a high-rigidity gantry machining center.
Background
In the existing numerical control machining technology, a gantry machining center consists of a stand column, a cross beam, a main shaft head, a workbench, a saddle, a ram and a lathe bed. The lathe body is an indispensable part of the milling machine and mainly has the function of supporting the saddle and the workbench to perform linear motion. The milling machine body on the current market has low structural strength and poor bearing capacity, and can influence the quality and precision of workpieces.
At present, the length of a lathe bed of a large gantry machining center is dozens of meters, an integral pouring mode is generally adopted, and the casting difficulty, the machining difficulty and the transportation difficulty are high. Even if the machine tool body is a spliced machine tool body more than ten meters, the coplanarity of the guide rail surfaces of the spliced machine tool body is difficult to ensure through the connection of spliced positions, so that the problems of realizing the splicing of the machine tool body of the gantry machining center and ensuring the coplanarity of the guide rail surfaces after the connection are urgently needed to be solved in the industry under the condition of ensuring the height rigidity of the machine tool.
Through retrieval, a large number of patents have been published about the bed structure of the gantry machining center, such as the Chinese patent application number: 2009201576978, the name of invention creation is: the utility model provides a large-scale longmen lathe bed structure of deciding of cordwood system concatenation, this application discloses a large-scale longmen lathe bed structure of deciding of cordwood system concatenation, including at least three sections lathe beds, the lathe bed passes through rag bolt and reliably fixes with ground, leave 8 ~ 12 mm's clearance between two adjacent lathe beds, the tip upper surface of two adjacent lathe beds is equipped with the recess, the upper end connecting plate is put into the recess and is fixed by connecting screw, the tip side of two adjacent lathe beds is protruding to be equipped with and is exposed the gusset perpendicular with the lathe bed, two adjacent gusset that expose pass through connecting bolt and fix.
Also as in chinese patent application No.: 2017219036983, the name of invention creation is: the utility model provides a horizontal five-axis composite machining center's positioning accuracy adjusts structure, this application discloses a horizontal five-axis composite machining center's positioning accuracy adjusts structure, includes: the device comprises a first high-rigidity interface, a second high-rigidity interface, a third high-rigidity interface, a first adjusting positioning block and a second adjusting positioning block; the first high-rigidity interface, the second high-rigidity interface, the third high-rigidity interface sets gradually in Z axle lathe one end and with the three interface phase-match of stand, the second high-rigidity interface sets up the locating pin hole, first high-rigidity interface and third high-rigidity interface set up the locating hole, first adjustment locating piece and second adjustment locating piece set up respectively in the front end of first high-rigidity interface and second high-rigidity interface, first high-rigidity interface and the interface fixed connection of third high-rigidity interface through fastening screw and Z axle lathe.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to solve the problems that the rigidity of the machine body of the existing large gantry machining center is poor, and the coplanarity of the guide rail surfaces of the spliced machine body is difficult to ensure through the connection of the splicing positions of the machine body, and provides a spliced machine body system of the high-rigidity gantry machining center, which can improve the rigidity strength of the machine body and ensure the coplanarity and the assembly precision of the guide rail surfaces of the spliced machine body.
2. Technical scheme
In order to achieve the purpose, the invention provides the technical scheme that:
the spliced lathe bed system of the high-rigidity gantry machining center comprises a common lathe bed and a spliced lathe bed, wherein a motor mounting seat and a bearing mounting seat are respectively arranged on two sides of the common lathe bed in the length direction, and a connecting shin plate is connected between the motor mounting seat and the bearing mounting seat; the common lathe bed and the spliced lathe bed are connected through a connecting screw, key grooves are formed in the positions, corresponding to the two side walls of the joint surface of the joint of the common lathe bed and the spliced lathe bed, of the two side walls, the key grooves extend in the width direction of the lathe bed, and inclined key combinations used for adjusting the height position of the spliced lathe bed are connected in the two key grooves.
As a further improvement of the invention, key grooves are arranged at the positions corresponding to the width centers of the joint surfaces of the common bed body and the spliced bed body, the key grooves extend along the height direction of the bed body, and the two key grooves are internally connected with an inclined key combination for adjusting the horizontal position of the spliced bed body.
As a further improvement of the invention, the taper key combination comprises a fixed part arranged in a key groove of a common lathe bed, the fixed part comprises a bearing section embedded in the key groove, a matching section is arranged at the central position of one side of the bearing section far away from the common lathe bed, the upper side surface and the lower side surface of the matching section are symmetrically arranged inclined surfaces, matched adjusting parts are arranged at the upper inclined surface and the lower inclined surface of the matching section, and the adjusting parts and the matching section are jointly embedded in the key groove of the spliced lathe bed after being combined.
As a further improvement of the invention, the fixing piece and the adjusting piece are connected with a connecting piece at the outer sides, the connecting piece comprises a connecting section, and the inner side of the connecting section is provided with an abutting section for abutting against the end face at the outer side of the fixing piece.
As a further improvement of the invention, the connecting screw rods sequentially penetrate through the connecting holes on the connecting piece and the fixing piece to fix the connecting piece on the fixing piece.
As a further improvement of the invention, the connecting piece and the adjusting piece are provided with adjusting holes at corresponding positions, and the adjusting screw rod sequentially passes through the adjusting holes on the connecting piece and the adjusting piece to connect the connecting piece and the adjusting piece together.
As a further improvement of the invention, a pair of guide rails are symmetrically arranged at the corresponding positions on both sides of the top surfaces of the common bed body and the spliced bed body in the width direction, the guide rails extend along the length direction of the bed body, and collecting grooves are arranged on the opposite outer sides of the guide rails.
As a further improvement of the invention, A-shaped shin plates are symmetrically arranged on two sides of the inner parts of the common bed body and the spliced bed body along the width direction, and a trapezoidal shin plate is arranged between the A-shaped shin plates on the two sides.
As a further improvement of the invention, a plurality of rectangular shin plates are arranged at intervals along the length direction inside the common bed body and the spliced bed body, and a triangular shin plate is also arranged between the bottom of the collecting groove and the bed body below the collecting groove.
As a further improvement of the invention, the joint surfaces of the joint positions of the common lathe bed and the spliced lathe bed are respectively a common mounting surface and a spliced mounting surface, the spliced mounting surface is provided with a sealing groove, and a sealing ring is arranged in the sealing groove.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) according to the spliced lathe bed system of the high-rigidity gantry machining center, the common lathe beds with the same size and the spliced lathe beds with different sizes are adopted to splice the required gantry machining center lathe beds with different lengths, so that the spliced machine beds with different lengths can be used, the length of a single lathe bed is reduced, and casting and transportation are facilitated; meanwhile, the common bed body is used as a universal material, so that the stock is facilitated, and the production cost is reduced.
(2) According to the spliced lathe bed system of the high-rigidity gantry machining center, the joint of the common lathe bed and the spliced lathe bed is installed and adjusted by adopting a taper key combination structure, the installation bottom surface of a line rail of the lathe bed is convenient to install and debug, the height is equal to that of the side leaning surface, the middle taper key combination is used for adjusting the left horizontal position and the right horizontal position, and the taper key combinations on the two side walls are used for adjusting the up-down height position.
(3) According to the spliced lathe bed system of the high-rigidity gantry machining center, the upper side surface and the lower side surface of the matching section are symmetrically arranged inclined planes, the upper inclined plane and the lower inclined plane of the matching section are respectively provided with the matched adjusting piece, the adjusting piece and the matching section are combined and then embedded into the key groove of the spliced lathe bed together, and the inclined combination design of the adjusting piece and the matching section can reduce the stress of a connecting screw and keep the long-term stability between the joint surface of the common lathe bed and the spliced lathe bed.
(4) According to the spliced lathe bed system of the high-rigidity gantry machining center, the connecting shin plate is connected between the motor mounting seat and the bearing mounting seat.
(5) According to the spliced bed body system of the high-rigidity gantry machining center, A-shaped shin plates are symmetrically arranged on two sides of the interior of the bed body along the width direction, and inverted right trapezoid shin plates are arranged between the A-shaped shin plates on the two sides. The double A-shaped shin plate structure is combined into a pair of large A-shaped composite structures, has strong bending resistance, and can effectively improve the integral rigidity strength of the machine tool body
(6) According to the splicing type lathe bed system of the high-rigidity gantry machining center, the splicing installation surface is provided with the sealing groove, and the sealing ring is arranged in the sealing groove, so that the sealing performance of the joint surface can be effectively improved, the stability of the joint surface at the splicing part is ensured, and the follow-up machining precision is further guaranteed.
Drawings
FIG. 1 is a schematic front view of a splicing type lathe bed system of a high-rigidity gantry machining center according to the present invention;
FIG. 2 is a schematic top view of a split-type lathe bed system of a high rigidity gantry machining center according to the present invention;
FIG. 3 is a left side view schematic diagram of the common bed of the present invention;
FIG. 4 is a schematic diagram of a right-view structure of the spliced bed of the present invention;
FIG. 5 is a schematic side view of the skew key assembly of the present invention;
FIG. 6 is a schematic front view of the fixing member and the adjusting member of the present invention;
FIG. 7 is a schematic top view of the fixing member of the present invention;
FIG. 8 is a front view of the connector of the present invention;
FIG. 9 is a schematic perspective view of a common bed according to the present invention;
fig. 10 is a schematic top view of the common bed of the present invention;
FIG. 11 is a cross-sectional view of section D-D of FIG. 10;
FIG. 12 is a schematic cross-sectional view of section E-E of FIG. 10;
fig. 13 is a front view structural schematic diagram of the common bed in the invention.
The reference numerals in the schematic drawings illustrate:
110. a common bed; 101. a column fixing surface; 102. a bearing seat fixing surface; 103. anchor bolts; 111. a common mounting surface; 112. an A-shaped shin plate; 113. a trapezoidal shin plate; 114. a rectangular shin plate; 115. a triangular shin plate; 120. splicing the lathe bed; 121. splicing the mounting surfaces; 122. a sealing groove; 130. an oil blocking groove; 140. a keyway; 200. a diagonal key combination; 210. a fixing member; 211. a mating segment; 212. a receiving section; 213. mounting holes; 220. an adjustment member; 221. an adjustment hole; 230. a connecting member; 231. connecting holes; 232. a connecting section; 233. an abutting section; 234. adjusting the bolt; 300. a guide rail; 310. a column support; 311. connecting screw holes; 320. a motor mounting seat; 330. a bearing mount; 340. a shin plate is connected; 350. collecting tank; 360. and (4) a metal plate joint surface.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The present invention will be further described with reference to the following examples.
Example 1
With reference to fig. 1 to 7, the spliced lathe bed system of the high-rigidity gantry machining center of the present embodiment includes a common lathe bed 110 and a spliced lathe bed 120, wherein the common lathe bed 110 may have a uniform size, the spliced lathe bed 120 may have different length sizes, and the common lathe bed 110 having the same size and the spliced lathe bed 120 having different sizes may be used to splice gantry machining center lathe beds having different lengths, so as to implement splicing of machine tools having different lengths, reduce the length of a single-section lathe bed, and facilitate casting and transportation; meanwhile, the common bed body is used as a universal material, so that the stock is facilitated, and the production cost is reduced. In this embodiment, the common bed body 110 and the split bed body 120 are connected by a connecting screw, specifically, in this embodiment, the joint surfaces at the split joint of the common bed body 110 and the split bed body 120 are the common mounting surface 111 and the split mounting surface 121, a plurality of threaded holes are formed in the positions corresponding to the common mounting surface 111 and the split mounting surface 121, and the connecting screw sequentially passes through the screw holes of the common mounting surface 111 and the split mounting surface 121 to connect the common bed body 110 and the split bed body 120 together.
When the common bed body 110 and the spliced bed body 120 are connected by the connecting screw, the splicing position of the common bed body 110 and the spliced bed body 120 is deviated in the process of locking the connecting screw, so that the problem of poor coplanarity of the guide surfaces of the common bed body 110 and the spliced bed body 120 is caused, and the processing precision of the machine tool is influenced. In order to solve the above problem, in this embodiment, the key grooves 140 are formed at the positions corresponding to the two side walls of the joint surface of the common bed body 110 and the spliced bed body 120, the key grooves 140 extend along the width direction of the bed body, that is, in the orientation shown in fig. 1, and the key grooves 140 extending inwards are formed at the positions corresponding to the front and rear side walls of the joint surface of the common bed body 110 and the spliced bed body 120. The two key slots 140 are internally connected with a bevel key combination 200 for adjusting the vertical height position of the spliced lathe bed 120, and the vertical height position of the spliced lathe bed 120 is adjusted by adjusting the bevel key combination 200 on the left side wall and the right side wall, so that the common lathe bed 110 and the spliced lathe bed 120 are ensured to be finally positioned at the same height position, and the coplanarity of the guide surfaces of the common lathe bed 110 and the spliced lathe bed 120 is effectively ensured.
As shown in fig. 2, in this embodiment, key grooves 140 are formed in positions corresponding to width centers of a joint surface at a joint of the common bed body 110 and the spliced bed body 120, the key grooves 140 extend in a height direction of the bed body, and taper key combinations 200 for adjusting left and right horizontal positions of the spliced bed body 120 are connected in the two key grooves 140, so that the left and right horizontal positions of the spliced bed body 120 are adjusted by adjusting the middle taper key combination 200, thereby avoiding a problem of left and right offset of the common bed body 110 and the spliced bed body 120, further ensuring coplanarity and assembly accuracy of guide surfaces of the common bed body 110 and the spliced bed body 120, and ensuring post-processing accuracy. In this embodiment, the joint between the common bed body 110 and the spliced bed body 120 is installed and adjusted by using the structure of the feather key combination 200, so that the installation and debugging of the line rail installation bottom surface of the bed body are convenient to install and debug and the side leaning surfaces are convenient to have the same height and the same width, the middle feather key combination 200 is used for adjusting the left and right horizontal positions, and the feather key combinations 200 on the two side walls are used for adjusting the up and down height positions.
With reference to fig. 5-8, the taper key assembly 200 of the present embodiment includes a fixing member 210 disposed in the key slot 140 of the common bed 110, the fixing member 210 includes a receiving section 212 embedded in the key slot 140, and a matching section 211 is disposed at a central position of a side of the receiving section 212 away from the common bed 110, as shown in fig. 7, an extending length of the matching section 211 is consistent with an extending length of the receiving section 212 and is smaller than the extending length of the key slot 140. The upper side surface and the lower side surface of the matching section 211 are symmetrically arranged inclined surfaces, the upper inclined surface and the lower inclined surface of the matching section 211 are respectively provided with a matching adjusting piece 220, the adjusting pieces 220 and the matching section 211 are combined and then embedded into the key groove 140 of the spliced lathe bed 120, and the stress of a connecting screw can be reduced due to the inclined combination design of the adjusting pieces 220 and the matching section 211, so that the long-term stability between the joint surfaces of the common lathe bed 110 and the spliced lathe bed 120 can be kept. Specifically, as shown in fig. 7, in this embodiment, the upper and lower slopes of the matching section 211 are in an outer eight-shaped structure, and the adjusting element 220 moves on the receiving section 212, so as to conveniently adjust the upper and lower height positions of the splicing bed 120.
The specific adjusting mode is as follows: when the height position is adjusted, the upper adjusting pieces 220 above the matching sections 211 of the inclined key combinations 200 on the left side and the right side of the machine body are inwards extruded, the upper adjusting pieces 220 move inwards in the key grooves 140, and the machine body 120 is upwards abutted and spliced, so that the height position of the spliced machine body 120 is improved; the lower adjusting piece 220 below the matching section 211 is pressed inwards, the upper adjusting piece 220 moves inwards in the key groove 140, and therefore the spliced lathe bed 120 is pushed downwards, the height position of the spliced lathe bed 120 is lowered, the height position of the spliced lathe bed 120 is adjusted by adjusting the positions of the upper adjusting piece 220 and the lower adjusting piece 220 of the left-side and right-side inclined key combination 200, the spliced lathe bed 120 and the common lathe bed 110 are located at the same height, and the coplanarity of the guide surfaces of the spliced lathe bed 120 and the common lathe bed 110 is guaranteed. When horizontal position adjustment is carried out, the left adjusting piece 220 on the left side of the matching section 211 of the lathe bed center inclined key combination 200 is extruded downwards, the left adjusting piece 220 moves downwards in the key groove 140, and therefore the lathe bed 120 is spliced to the left top, and the spliced lathe bed 120 moves to the left integrally; the lower adjusting piece 220 on the right side of the matching section 211 is extruded inwards, the right adjusting piece 220 moves downwards in the key groove 140, so that the spliced lathe bed 120 is pushed to the right, the whole spliced lathe bed 120 moves rightwards, the height position of the spliced lathe bed 120 is adjusted by adjusting the positions of the left adjusting piece 220 and the right adjusting piece 220 of the center taper key combination 200, the spliced lathe bed 120 and the common lathe bed 110 are ensured to be located at the same horizontal position, and the coplanarity of the guide surfaces of the spliced lathe bed 120 and the common lathe bed 110 is further ensured.
As shown in fig. 5 and 8, in this embodiment, a connecting member 230 is connected to the outer sides of the fixing member 210 and the adjusting member 220, the connecting member 230 includes a connecting section 232, the connecting section 232 is used for connecting the upper and lower adjusting members 220 and the fixing member 210 together to form the taper key assembly 200, specifically, an abutting section 233 for abutting against the outer end face of the fixing member 210 is disposed on the inner side of the connecting section 232 in this embodiment, connecting holes 231 are disposed at positions of the connecting member 230 corresponding to the fixing member 210, and a connecting screw sequentially penetrates through the connecting holes 231 of the connecting member 230 and the fixing member 210 to fix the connecting member 230 to the fixing member 210. The connecting member 230 and the adjusting member 220 are respectively provided with a through hole and an adjusting hole 221 at corresponding positions, the adjusting screw 234 sequentially passes through the through hole on the connecting member 230 and the adjusting hole 221 on the adjusting member 220 to connect the connecting member 230 and the adjusting member 220 together, wherein the adjusting hole 221 is a threaded hole matched with a threaded section on the adjusting screw 234. As shown in fig. 5, in the present embodiment, the adjusting screw 234 is screwed into the through hole, so as to press the adjusting member 220 inward, and further push the split bed 120 upward or downward, thereby achieving height position adjustment of the split bed 120.
In this embodiment, the key groove 140 is a U-shaped groove, and the height dimension of the receiving section 212 is matched with the dimension of the U-shaped opening of the key groove 140, that is, as shown in the orientation shown in fig. 3, the upper end and the lower end of the receiving section 212 both extend to the upper end and the lower end of the U-shaped opening of the key groove 140, so as to prevent the receiving section 212 from shifting up and down in the key groove 140. As shown in fig. 6, in this embodiment, the width of the adjusting member 220 and the width of the engaging section 211 are both the same as the width of the receiving section 212, and the width dimension of the receiving section 212 is the same as the width dimension of the key groove 140, that is, the adjusting member 220 is completely supported by the receiving section 212, so as to ensure the stability of the adjusting member 220 walking on the receiving section 212. As shown in fig. 7, in the embodiment, the fixing element 210 is provided with a mounting hole 213 and a fixing hole at a position corresponding to the key slot 140 of the common bed 110, the mounting hole 213 penetrates through the sum of the thicknesses of the fitting section 211 and the receiving section 212, and the fixing bolt penetrates through the mounting hole 213 and the fixing hole in sequence and fixes the fixing element 210 in the key slot 140 of the common bed 110.
With reference to fig. 9-13, in the split bed system of the gantry machining center with high rigidity according to the embodiment, a pair of guide rails 300 is symmetrically disposed at corresponding positions on both sides of the top surfaces of the common bed 110 and the split bed 120 in the width direction, the guide rails 300 extend along the length direction of the bed, and the span between the guide rails 330 on both sides is increased, which is more beneficial to fast moving of the machine tool at a high speed, and has good stability and small vibration. When the common bed body 110 and the splicing bed body 120 are successfully spliced, the guide rail 300 on the common bed body 110 and the guide rail 300 on the splicing bed body 120 are spliced together to form a pair of complete guide rails 300 on the bed body of the gantry machining center, and the opposite outer sides of the guide rails 300 are provided with collecting grooves 350, and in particular, the collecting grooves 350 are provided on both the common bed 110 and the split bed 120 in this embodiment, wherein the collecting tank 350 is a U-shaped structure, the collecting tank 350 includes two side collecting tanks 350 arranged symmetrically, wherein the common bed body 110 and the collecting grooves 350 on the two sides of the spliced bed body 120 are spliced together, the two side collecting grooves 350 extend along the length direction of the guide rail 300, the sides of the two side collecting grooves 350 far away from the splicing position are communicated through the middle collecting groove 350, the two side collecting grooves 350 and the middle collecting groove 350 jointly form the collecting groove 350 in a U-shaped structure, and the collecting groove 350 of the common bed body 110 and the splicing bed body 120 jointly form a complete reversed-square groove structure. When the milling machine works, the collecting groove 350 can guide and collect lubricating oil and cooling liquid on the guide rail 300 in an all-around manner, so that the lubricating oil and the cooling liquid are prevented from splashing around, and the processing precision and the working environment sanitation of the milling machine are guaranteed.
In this embodiment, two sides of the common bed body 110 in the length direction are respectively provided with a motor mounting seat 320 and a bearing mounting seat 330, and a connecting shin plate 340 is connected between the motor mounting seat 320 and the bearing mounting seat 330, specifically, as shown in fig. 1 and fig. 2, two motor mounting seats 320 and two bearing mounting seats 330 are respectively provided at the left and right sides of the center of the common bed body 110 in this embodiment, the motor mounting seats 320 and the bearing mounting seats 330 are respectively used for mounting a motor seat and a bearing seat, and a pair of motor mounting seats 320 and bearing mounting seats 330 at corresponding positions are connected through the connecting shin plate 340.
As shown in fig. 11 and 12, in the present embodiment, a-shaped shin plates 112 are symmetrically arranged on both sides in the width direction inside the common bed 110 and the split bed 120, and an inverted right trapezoid shin plate 113 is arranged between the a-shaped shin plates 112 on both sides. The double-A-shaped shin plate structure is combined into a pair of large-A-shaped composite structures, the bending resistance is strong, and the integral rigidity strength of the machine tool body 100 can be effectively improved. In the present embodiment, a plurality of rectangular shin plates 114 are provided at intervals in the length direction inside the common bed 110 and the split bed 120, and the rectangular shin plates 114 can further enhance the overall rigidity strength inside the machine bed. Wherein, a triangular shin plate 115 is arranged between the bottom of the middle collecting groove 160 and the bed body below, and the triangular shin plate 115 can effectively improve the installation stability and the rigidity strength of the middle collecting groove 350, which is beneficial to improving the integral rigidity strength of the bed body.
Example 2
The splicing type lathe bed system of the high-rigidity gantry machining center is in the basic structure as in embodiment 1, furthermore, in the embodiment, the sealing groove 122 is formed in the splicing mounting surface 121, and the sealing ring is arranged in the sealing groove 122, so that the sealing performance of a joint surface can be effectively improved, the stability of the joint surface of a splicing part is ensured, and further, the follow-up machining precision is guaranteed.
As shown in fig. 2, in this embodiment, the oil blocking grooves 130 are respectively formed on both sides of the common bed body 110 and the spliced bed body 120 in the width direction near the splicing position, and the oil blocking grooves 130 can guide the lubricating oil on the linear rail into the oil drainage grooves on the bed body, so that not only can the oil and water be effectively prevented from permeating into the joint surface and affecting the stability of the joint surface, but also the oil and water can be prevented from permeating into the ground and causing environmental pollution.
With reference to fig. 1 and fig. 2, in the present embodiment, more than one set of column fixing surfaces 101 is disposed on the common bed 110, more than one set of bearing seat fixing surfaces 102 is disposed on the common bed 110, the number of the column fixing surfaces 101 is consistent with the number of the bearing seat fixing surfaces 102, and a plurality of sets of bearing seat fixing surfaces 102 and column fixing surfaces 101 are reserved on the common bed 110, so that splicing of beds of different models is facilitated, and the application range is wider.
In this embodiment, multiple sets of column supports 310 are disposed at intervals on both sides of the width direction of the common bed body 110 along the length direction of the bed body, the top of the column support 310 is a column fixing surface 101, a plurality of connection screw holes 311 are formed in the column fixing surface 101, and the plurality of connection screw holes 311 form a U-shaped structure. The wide stand faying face of width can effectively strengthen the contact rigidity with the stand, improves Z axle operating stability, and U type screw arranges simultaneously, can effectively reduce faying face stress, reinforcing faying face fastening force, further improves the holistic rigidity intensity of lathe bed.
Referring to fig. 9 and 13, in the present embodiment, a side of the bottom of pillar support 310 close to guide rail 300 is provided with an inclined section extending outward and downward, and an angle between the inclined section and a vertical line is α, where α is in a range of 120 ° to 150 °. Specifically, in the present embodiment, α is 120 °. The upright post support 310 is of a boot-shaped structure, so that the forward tilting tendency of the upright post can be reduced, and the vertical stability of the z axis is improved.
Example 3
The concatenation formula lathe bed system of high rigidity longmen machining center of this embodiment, the infrastructure is like embodiment 2, furthermore, set up a plurality of panel beating faying surfaces 360 in the collecting vat 350 on being close to the base lateral wall of guide rail 300 in this embodiment, the panel beating faying surface 360 is used for linking to each other with the metal protection shell, can wrap up guide rail 300 in the inboard, change the panel beating faying surface 300 of guide rail 300 bottom into the inboard, stopped the infiltration phenomenon of leaking, improve lathe waterproof nature, it is clean to improve user's work ground.
In this embodiment, an inclined section that extends outward and downward is disposed at a side of the bottom of pillar support 310 close to guide rail 300, and an angle α between the inclined section and the vertical line is 135 °.
Example 4
The basic structure of the spliced-type bed system of the high-rigidity gantry machining center of the present embodiment is as in embodiment 3, except that in the present embodiment, an inclined section that extends outward and downward is provided at a side, close to the guide rail 300, of the bottom of the column support 310, and an angle α between the inclined section and the vertical line is 150 °.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. The utility model provides a high rigidity longmen machining center's concatenation formula lathe bed system which characterized in that: the split type split bed comprises a common bed body (110) and a spliced bed body (120), wherein a motor mounting seat (320) and a bearing mounting seat (330) are respectively arranged on two sides of the common bed body (110) in the length direction, and a connecting shin plate (340) is connected between the motor mounting seat (320) and the bearing mounting seat (330); the common lathe bed (110) is connected with the spliced lathe bed (120) through a connecting screw, key grooves (140) are formed in the positions, corresponding to the two side walls of the joint surface of the joint of the common lathe bed (110) and the spliced lathe bed (120), of the joint, the key grooves (140) extend in the width direction of the lathe bed, and inclined key combinations (200) used for adjusting the height position of the spliced lathe bed (120) are connected in the two key grooves (140).
2. The spliced lathe bed system of the high-rigidity gantry machining center according to claim 1, wherein: key grooves (140) are formed in the positions corresponding to the width centers of the joint surfaces of the common lathe bed (110) and the spliced lathe bed (120), the key grooves (140) extend along the height direction of the lathe bed, and inclined key combinations (200) used for adjusting the horizontal position of the spliced lathe bed (120) are connected in the two key grooves (140).
3. The spliced lathe bed system of the high-rigidity gantry machining center according to claim 2, wherein: the inclined key combination (200) comprises a fixing piece (210) arranged in a key groove (140) of a common lathe bed (110), the fixing piece (210) comprises a bearing section (212) embedded in the key groove (140), a matching section (211) is arranged at the center of one side of the bearing section (212) far away from the common lathe bed (110), the upper side surface and the lower side surface of the matching section (211) are inclined planes which are symmetrically arranged, the upper inclined plane and the lower inclined plane of the matching section (211) are respectively provided with a matching adjusting piece (220), and the adjusting pieces (220) and the matching section (211) are combined and then embedded in the key groove (140) of the splicing lathe bed (120) together.
4. The spliced lathe bed system of the high-rigidity gantry machining center according to claim 3, wherein: the outer sides of the fixing piece (210) and the adjusting piece (220) are connected with a connecting piece (230), the connecting piece (230) comprises a connecting section (232), and the inner side of the connecting section (232) is provided with an abutting section (233) for abutting against the outer side end face of the fixing piece (210).
5. The spliced lathe bed system of the high-rigidity gantry machining center according to claim 4, wherein: connecting holes (231) are formed in the corresponding positions of the connecting piece (230) and the fixing piece (210), and the connecting screw penetrates through the connecting holes (231) in the connecting piece (230) and the fixing piece (210) in sequence to fix the connecting piece (230) on the fixing piece (210).
6. The spliced lathe bed system of the high-rigidity gantry machining center according to claim 5, wherein: adjusting holes (221) are formed in the corresponding positions of the connecting piece (230) and the adjusting piece (220), and adjusting screws (234) sequentially penetrate through the adjusting holes (221) in the connecting piece (230) and the adjusting piece (220) to connect the connecting piece (230) and the adjusting piece (220).
7. The spliced lathe bed system of the high-rigidity gantry machining center according to claim 1, wherein: the positions, corresponding to the two sides in the width direction, of the top surfaces of the common lathe bed (110) and the spliced lathe bed (120) are symmetrically provided with a pair of guide rails (300), the guide rails (300) extend along the length direction of the lathe bed, and collecting grooves (350) are formed in the opposite outer sides of the guide rails (300).
8. The split bed system of the high rigidity gantry machining center according to claim 7, wherein: a-shaped shin plates (112) are symmetrically arranged on the two sides of the inner parts of the public bed body (110) and the spliced bed body (120) along the width direction, and a trapezoidal shin plate (113) is arranged between the A-shaped shin plates (112) on the two sides.
9. The split-type bed system of the high-rigidity gantry machining center according to claim 8, wherein: a plurality of rectangular shin plates (114) are arranged inside the common bed body (110) and the spliced bed body (120) at intervals along the length direction, and a triangular shin plate (115) is further arranged between the bottom of the collecting groove (350) and the bed body below the collecting groove.
10. The split-bed system of the high-rigidity gantry machining center according to any one of claims 1 to 9, wherein: the joint surfaces of the joint positions of the common lathe bed (110) and the joint lathe bed (120) are respectively a common mounting surface (111) and a joint mounting surface (121), a sealing groove (122) is formed in the joint mounting surface (121), and a sealing ring is arranged in the sealing groove (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111185591.0A CN113814746B (en) | 2021-10-12 | 2021-10-12 | Spliced lathe bed system of high-rigidity gantry machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111185591.0A CN113814746B (en) | 2021-10-12 | 2021-10-12 | Spliced lathe bed system of high-rigidity gantry machining center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113814746A true CN113814746A (en) | 2021-12-21 |
| CN113814746B CN113814746B (en) | 2024-09-27 |
Family
ID=78916475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111185591.0A Active CN113814746B (en) | 2021-10-12 | 2021-10-12 | Spliced lathe bed system of high-rigidity gantry machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113814746B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211026A (en) * | 2022-01-08 | 2022-03-22 | 惠州市友成精密科技有限公司 | Double-end numerical control horizontal machining equipment |
| CN115229518A (en) * | 2022-07-28 | 2022-10-25 | 江苏普拉迪数控科技有限公司 | Splicing lathe bed suitable for large span, long stroke and high rigidity |
| CN117817753A (en) * | 2024-03-05 | 2024-04-05 | 山东华滋自动化技术股份有限公司 | Modular die-cutting machine base assembly |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007007756A (en) * | 2005-06-29 | 2007-01-18 | Brother Ind Ltd | Machine tool |
| CN101559561A (en) * | 2009-04-24 | 2009-10-21 | 无锡桥联数控机床有限公司 | Bed splicing positioning key of machining center |
| CN202344234U (en) * | 2011-12-13 | 2012-07-25 | 纽威数控装备（苏州）有限公司 | High-rigidity compact machine tool base structure |
| CN202491074U (en) * | 2012-01-30 | 2012-10-17 | 福建省威诺数控有限公司 | Connecting-face sealing structure for machine tool splicing |
| CN203380612U (en) * | 2013-06-30 | 2014-01-08 | 浙江华特数控机床有限公司 | Numerical control machine tool |
| CN203665094U (en) * | 2013-12-24 | 2014-06-25 | 武汉重型机床集团有限公司 | Fixing and adjusting mechanism of splicing positions of machine tool beds |
| CN104325299A (en) * | 2013-11-12 | 2015-02-04 | 柳州正菱重型数控机床有限公司 | Lathe bed connecting device |
| CN105773176A (en) * | 2014-12-14 | 2016-07-20 | 天津迈克科技发展有限公司 | Lathe bed of high-speed numerical control floor type boring and milling machine |
| CN207223392U (en) * | 2017-08-30 | 2018-04-13 | 深圳市创智自动化有限公司 | Split lathe bed and lathe |
| CN207494968U (en) * | 2017-11-29 | 2018-06-15 | 东莞市西尔普数控设备有限公司 | A kind of high rigidity structure of base of digital-controlled machine tool |
| CN208628873U (en) * | 2018-01-24 | 2019-03-22 | 泉州隆盛精机有限公司 | A kind of planer-type milling machine splicing pedestal and gantry type |
| CN208961483U (en) * | 2018-10-31 | 2019-06-11 | 山东威达重工股份有限公司 | The integral type lathe bed of Bridge gantry lathe |
| CN209407927U (en) * | 2019-01-25 | 2019-09-20 | 南京伟诚机械制造有限公司 | Bed piece splices micro-adjusting mechanism |
| CN211939853U (en) * | 2020-02-25 | 2020-11-17 | 阜新力劲北方机械有限公司 | Vertical machining center lathe bed |
-
2021
- 2021-10-12 CN CN202111185591.0A patent/CN113814746B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007007756A (en) * | 2005-06-29 | 2007-01-18 | Brother Ind Ltd | Machine tool |
| CN101559561A (en) * | 2009-04-24 | 2009-10-21 | 无锡桥联数控机床有限公司 | Bed splicing positioning key of machining center |
| CN202344234U (en) * | 2011-12-13 | 2012-07-25 | 纽威数控装备（苏州）有限公司 | High-rigidity compact machine tool base structure |
| CN202491074U (en) * | 2012-01-30 | 2012-10-17 | 福建省威诺数控有限公司 | Connecting-face sealing structure for machine tool splicing |
| CN203380612U (en) * | 2013-06-30 | 2014-01-08 | 浙江华特数控机床有限公司 | Numerical control machine tool |
| CN104325299A (en) * | 2013-11-12 | 2015-02-04 | 柳州正菱重型数控机床有限公司 | Lathe bed connecting device |
| CN203665094U (en) * | 2013-12-24 | 2014-06-25 | 武汉重型机床集团有限公司 | Fixing and adjusting mechanism of splicing positions of machine tool beds |
| CN105773176A (en) * | 2014-12-14 | 2016-07-20 | 天津迈克科技发展有限公司 | Lathe bed of high-speed numerical control floor type boring and milling machine |
| CN207223392U (en) * | 2017-08-30 | 2018-04-13 | 深圳市创智自动化有限公司 | Split lathe bed and lathe |
| CN207494968U (en) * | 2017-11-29 | 2018-06-15 | 东莞市西尔普数控设备有限公司 | A kind of high rigidity structure of base of digital-controlled machine tool |
| CN208628873U (en) * | 2018-01-24 | 2019-03-22 | 泉州隆盛精机有限公司 | A kind of planer-type milling machine splicing pedestal and gantry type |
| CN208961483U (en) * | 2018-10-31 | 2019-06-11 | 山东威达重工股份有限公司 | The integral type lathe bed of Bridge gantry lathe |
| CN209407927U (en) * | 2019-01-25 | 2019-09-20 | 南京伟诚机械制造有限公司 | Bed piece splices micro-adjusting mechanism |
| CN211939853U (en) * | 2020-02-25 | 2020-11-17 | 阜新力劲北方机械有限公司 | Vertical machining center lathe bed |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211026A (en) * | 2022-01-08 | 2022-03-22 | 惠州市友成精密科技有限公司 | Double-end numerical control horizontal machining equipment |
| CN115229518A (en) * | 2022-07-28 | 2022-10-25 | 江苏普拉迪数控科技有限公司 | Splicing lathe bed suitable for large span, long stroke and high rigidity |
| CN117817753A (en) * | 2024-03-05 | 2024-04-05 | 山东华滋自动化技术股份有限公司 | Modular die-cutting machine base assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113814746B (en) | 2024-09-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113814746A (en) | Splicing type lathe bed system of high-rigidity gantry machining center | |
| CN210849253U (en) | Novel axle housing processing smooths location frock | |
| CN214979214U (en) | Spliced lathe bed of gantry machining center | |
| CN218947659U (en) | Robot walking track capable of being spliced infinitely | |
| CN214979212U (en) | High-rigidity saddle structure of integrated transmission seat | |
| CN216336212U (en) | Heavy rail wiping line support mounting and positioning device | |
| CN212170428U (en) | Robot clamp | |
| CN216041166U (en) | Steel-pipe pile construction leading truck | |
| CN113814747A (en) | High-rigidity screw rod transmission and lathe bed system | |
| CN109514278B (en) | Lathe bed butt joint structure and connecting method of ultra-long gantry machining center | |
| CN210789364U (en) | Processing assembly suitable for crane beam structure and connecting plate mounting hole | |
| CN209157506U (en) | A kind of bridge generator terminal beam positioning tool | |
| CN105563122A (en) | Profile machining center | |
| CN214222611U (en) | Centrifugal process pump base for petrochemical | |
| CN218395504U (en) | Axial lifting guide rail mechanism of vertical spinning machine with four spinning wheels | |
| CN215145029U (en) | Ship accessory hole finish machining device | |
| CN215469581U (en) | Excavator processing appurtenance | |
| CN214322656U (en) | Turning and milling combined machining tool rest fixing mechanism | |
| CN212264635U (en) | Multifunctional positioning drill jig combined clamping fixture for drilling hydraulic support top beam and column cap | |
| CN214979211U (en) | High-rigidity saddle and lead screw transmission system of vertical milling machine | |
| CN219152032U (en) | Steel pipe butt joint auxiliary positioning device | |
| CN113321140B (en) | Hydraulic oil tank installation positioning structure and engineering crane | |
| CN218692983U (en) | Vertical spinning machine spinning wheel ram frame and spinning wheel ram mechanism | |
| CN219767523U (en) | Machining center saddle | |
| CN219986662U (en) | Steel arch connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |