CN212793922U - Machine tool portal frame structure - Google Patents
Machine tool portal frame structure Download PDFInfo
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- CN212793922U CN212793922U CN202021557309.8U CN202021557309U CN212793922U CN 212793922 U CN212793922 U CN 212793922U CN 202021557309 U CN202021557309 U CN 202021557309U CN 212793922 U CN212793922 U CN 212793922U
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Abstract
The utility model provides a machine tool portal frame structure, which comprises a portal frame body detachably connected to a machine tool body, wherein the portal frame body is arranged on two sides of the machine tool body in a crossing manner, at least one pair of first installation blocks are fixed on two sides of the machine tool body, a second installation block which can be connected with the first installation blocks in a matching manner is fixed on the portal frame body, and a movable roller is arranged at the bottom end of the portal frame body; at least one group of mounting columns are vertically fixed on one side of the second mounting block, positioning holes are formed in the mounting columns, mounting holes capable of being matched with the mounting columns in an inserting mode are formed in the first mounting block, and positioning columns capable of vertically extending into the mounting holes are connected to the first mounting block in an inserting mode; the reference column establishes the location in the locating hole through inserting, comes lathe body and portal frame body reciprocal anchorage, the utility model discloses the erection joint is comparatively convenient, comparatively labour saving and time saving, maintenance cost are lower during the installation.
Description
Technical Field
The utility model relates to a portal frame structure, especially a lathe portal frame structure.
Background
In various gantry machine tool processing equipment, the portal frame still generally is relatively fixed connected mode with the lathe itself, and in order to reach the convenient effect of relative movement between portal frame and the lathe itself, the mode that generally can adopt lead screw or slide rail among the prior art realizes being connected between the two, but this connected mode still can not do the thorough separation effect between the two, and when portal frame and lathe body carry out erection joint, also comparatively loaded down with trivial details, and comparatively waste time and energy, consequently in case the portal frame is lost, then it is not with higher costs to maintain.
Therefore, a machine tool portal frame structure which is convenient to install and connect, time-saving and labor-saving in installation and low in maintenance cost is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lathe portal frame structure, the erection joint is comparatively convenient, comparatively labour saving and time saving, maintenance cost are lower during the installation.
The utility model provides a following technical scheme:
a machine tool portal frame structure comprises a portal frame body detachably connected to a machine tool body, wherein the portal frame body is arranged on two sides of the machine tool body in a spanning mode, at least one pair of first mounting blocks are fixed on two sides of the machine tool body, a second mounting block which can be connected with the first mounting blocks in a matched mode is fixed on the portal frame body, and movable idler wheels are mounted at the bottom end of the portal frame body; at least one group of mounting columns are vertically fixed on one side of the second mounting block, positioning holes are formed in the mounting columns, mounting holes capable of being matched with the mounting columns in an inserting mode are formed in the first mounting block, and positioning columns capable of vertically extending into the mounting holes are connected to the first mounting block in an inserting mode; the positioning columns are inserted into the positioning holes to fix the machine tool body and the portal frame body to each other.
Furthermore, a spring cavity is arranged in the first mounting block, a positioning spring sleeved outside the positioning column is arranged in the spring cavity, the bottom end of the positioning spring is connected with a limiting plate, the top end of the positioning spring is fixed at the top end of the spring cavity, and the limiting plate is annularly fixed outside the positioning column; one end of the positioning column, which extends into the mounting hole, is also provided with an inclined sliding surface, and the end part of the mounting column can push the positioning column out of the mounting hole by extruding the inclined sliding surface; and the mounting column is also provided with a positioning notch which can be matched with the end part of the positioning column.
Furthermore, the second installation block is rotatably connected to the portal frame body through a rotating shaft, shaft sleeves connected to the outside of the rotating shaft are further arranged on two sides of the second installation block body in a sleeved mode, and the length of each shaft sleeve is larger than that of each installation column.
Furthermore, the lower side surface of the second mounting block is also abutted with a crimping plate, a movable column is fixed at the bottom side of the crimping plate, the movable column penetrates through a fixed block fixed on the portal frame body, and a limiting block is fixed at the bottom end of the movable column; and a movable spring sleeved outside the movable column is connected between the crimping plate and the fixed block.
Preferably, the mounting post end is tapered.
Preferably, a cross bar is fixed at the bottom end of the portal-shaped body of the portal frame body, vertical columns are fixed at the two ends of the cross bar, and four groups of movable rollers are arranged and distributed in a rectangular shape and are respectively fixed at the bottom ends of the vertical columns.
Preferably, the movable roller is a universal wheel.
The utility model has the advantages that: through portal frame body and lathe body split type connection, promptly, set up the portal frame body into lathe body split formula connected mode relatively, but need connect when fixed, only need will stride the portal frame body of establishing in lathe body both sides and move near the first installation piece of the appointed position of treating the junction in lathe body both sides, and through the cooperation of erection column and mounting hole, and the cooperation of reference column and locating hole, can realize the high-speed joint and the dismantlement between portal frame body and the lathe body fast, comparatively labour saving and time saving.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a structural cross-sectional view of the mounting post and locating post;
FIG. 3 is an enlarged view of a portion A of FIG. 1;
notation in the figure: the automatic positioning device comprises a machine tool body 1, a portal frame body 2, a first mounting block 3, a second mounting block 4, a movable roller 5, a mounting column 6, a positioning hole 7, a mounting hole 8, a positioning column 9, a positioning spring 10, a limiting plate 11, an inclined sliding surface 12, a positioning notch 13, a rotating shaft 14, a pressing plate 15, a movable column 16, a fixing block 17, a limiting block 18 and a movable spring 19, wherein the portal frame body is a portal frame body.
Detailed Description
With reference to fig. 1 to 3, in this embodiment, the gantry structure of the machine tool includes a gantry body 2 detachably connected to a machine tool body 1, the gantry body 2 is spanned on two sides of the machine tool body 1, at least one pair of first mounting blocks 3 is fixed on two sides of the machine tool body 1, a second mounting block 4 capable of being connected with the first mounting blocks 3 in a matching manner is fixed on the gantry body 2, and a movable roller 5 is installed at the bottom end of the gantry body 2; at least one group of mounting columns 6 are vertically fixed on one side of the second mounting block 4, positioning holes 7 are formed in the mounting columns 6, mounting holes 8 which can be inserted and matched with the mounting columns 6 are formed in the first mounting block 3, and positioning columns 9 which can vertically extend into the mounting holes 8 are further connected in an inserted manner; the positioning column 9 is inserted into and positioned in the positioning hole 7 to fix the machine tool body 1 and the portal frame body 2 to each other;
in order to make the installation and connection between the machine tool body 1 and the portal frame body 2 simpler and more convenient, a spring cavity is arranged in the first installation block 3, a positioning spring 10 sleeved outside the positioning column 9 is arranged in the spring cavity, the bottom end of the positioning spring 10 is connected with a limiting plate 11, the top end of the positioning spring 10 is fixed at the top end of the spring cavity, and the limiting plate 11 is annularly arranged and fixed outside the positioning column 9; an inclined sliding surface 12 is further arranged at one end, extending into the mounting hole 8, of the positioning column 9, and the end part of the mounting column 6 can push the positioning column 9 out of the mounting hole 8 by extruding the inclined sliding surface 12; the mounting column 6 is also provided with a positioning notch 13 which can be matched with the end part of the positioning column 9, so that the portal frame body 2 only needs to be pushed on a horizontal plane, after the end surface of the mounting column 6 is abutted to the inclined sliding surface 12 side of the positioning column 9, the portal frame body 2 is continuously pushed, and the positioning column 9 can be jacked until the mounting column 6 moves to the position of the positioning notch 13 below the positioning column 9, so that the positioning column 9 can descend under the elastic force of the positioning spring 10 until the positioning notch 13 is extruded, and separation can be realized until the positioning column 9 is pulled outwards;
and in order to enable the positioning of the pair of second mounting blocks 4 in cooperation with the plurality of pairs of first mounting blocks 3, that is, when the plurality of pairs of first mounting blocks 3 are provided on both sides of the machine tool body 1, therefore, the second mounting block 4 can be mounted by first rotating the second mounting block 4 outward, as shown in the second mounting block 4 configuration on the left side of fig. 1, after crossing over the first mounting blocks 3 and moving to the position to be positioned, the second mounting block 4 is rotatably connected to the portal frame body 2 through the rotating shaft 14, by rotating the second mounting block 4 towards the inner side of the portal frame body 2, the portal frame body 2 is continuously moved, the mounting holes 8 at the corresponding mounting positions of the mounting posts 6 can be inserted to complete the positioning, and the two sides of the body of the second mounting block 4 are also provided with shaft sleeves which are sleeved and connected outside the rotating shaft 14, in order to realize the smooth rotation of the second mounting block 4, the length of the shaft sleeve is greater than that of the mounting column 6; meanwhile, in order to ensure that the second mounting block 4 can realize the balance of the horizontal position, the lower side surface of the second mounting block 4 is also abutted with a crimping plate 15, a movable column 16 is fixed at the bottom side of the crimping plate 15, the movable column 16 penetrates through a fixed block 17 fixed on the portal frame body 2, and a limiting block 18 is fixed at the bottom end; a movable spring 19 sleeved outside the movable column 16 is connected between the pressure welding plate 15 and the fixed block 17;
in order to facilitate the installation column 6 to enter the installation hole 8, the end part of the installation column 6 can be provided with a cone shape;
in order to facilitate the portal frame body 2 to keep balance of the portal frame body 2, a cross bar is fixed at the bottom end of the portal body, vertical columns are fixed at two ends of the cross bar, and four groups of movable rollers 5 are arranged and distributed in a rectangular shape and are respectively fixed at the bottom ends of the vertical columns; the movable roller 5 is a universal wheel.
The utility model discloses a theory of operation is: through portal frame body 2 and 1 split type connection of lathe body, promptly, set up portal frame body 2 into 1 split formula connected mode of lathe body relatively, but when needs will connect the connection fixed, only need will stride to establish portal frame body 2 in lathe body 1 both sides and remove near the first installation piece 3 of the appointed position of treating the junction in lathe body 1 both sides, and through the cooperation of erection column 6 and mounting hole 8, and the cooperation of reference column 9 and locating hole 7, can realize the high-speed joint and the dismantlement between portal frame body 2 and the lathe body 1 fast, comparatively labour saving and time saving.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A machine tool portal frame structure is characterized by comprising a portal frame body detachably connected to a machine tool body, wherein the portal frame body is arranged on two sides of the machine tool body in a spanning mode, at least one pair of first mounting blocks are fixed on two sides of the machine tool body, a second mounting block which can be connected with the first mounting blocks in a matching mode is fixed on the portal frame body, and movable rollers are mounted at the bottom end of the portal frame body; at least one group of mounting columns are vertically fixed on one side of the second mounting block, positioning holes are formed in the mounting columns, mounting holes capable of being inserted into and matched with the mounting columns are formed in the first mounting block, and positioning columns capable of vertically extending into the mounting holes are further connected to the first mounting block in an inserted mode; the positioning columns are inserted into the positioning holes and positioned, so that the machine tool body and the portal frame body are fixed to each other.
2. The machine tool portal frame structure according to claim 1, wherein a spring cavity is arranged in the first mounting block, a positioning spring sleeved outside the positioning column is arranged in the spring cavity, a limiting plate is connected to the bottom end of the positioning spring, the top end of the positioning spring is fixed to the top end of the spring cavity, and the limiting plate is annularly fixed outside the positioning column; one end of the positioning column, which extends into the mounting hole, is also provided with an inclined sliding surface, and the end part of the mounting column can push the positioning column out of the mounting hole by extruding the inclined sliding surface; and a positioning notch matched with the end part of the positioning column is also arranged on the mounting column.
3. The machine tool portal frame structure of claim 1, wherein the second mounting block is rotatably connected to the portal frame body through a rotating shaft, shaft sleeves sleeved outside the rotating shaft are further arranged on two sides of the second mounting block body, and the length of each shaft sleeve is greater than that of each mounting column.
4. The gantry structure of claim 3, wherein a pressing plate is abutted to the lower side surface of the second mounting block, a movable column is fixed to the bottom side of the pressing plate, the movable column penetrates through a fixed block fixed to the gantry body, and a limiting block is fixed to the bottom end of the movable column; and a movable spring sleeved outside the movable column is connected between the crimping plate and the fixed block.
5. The gantry structure of claim 1, wherein the end of the mounting post is tapered.
6. The machine tool portal frame structure of claim 1, wherein a cross bar is fixed to the bottom end of the portal frame body, vertical columns are fixed to the two ends of the cross bar, and four groups of movable rollers are arranged in a rectangular distribution and are respectively fixed to the bottom ends of the vertical columns.
7. The gantry structure of claim 1, wherein said movable rollers are universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021557309.8U CN212793922U (en) | 2020-07-30 | 2020-07-30 | Machine tool portal frame structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021557309.8U CN212793922U (en) | 2020-07-30 | 2020-07-30 | Machine tool portal frame structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212793922U true CN212793922U (en) | 2021-03-26 |
Family
ID=75106744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021557309.8U Active CN212793922U (en) | 2020-07-30 | 2020-07-30 | Machine tool portal frame structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212793922U (en) |
-
2020
- 2020-07-30 CN CN202021557309.8U patent/CN212793922U/en active Active
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