CN101704195B - Machine tool regulating device - Google Patents
Machine tool regulating device Download PDFInfo
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- CN101704195B CN101704195B CN2009101878205A CN200910187820A CN101704195B CN 101704195 B CN101704195 B CN 101704195B CN 2009101878205 A CN2009101878205 A CN 2009101878205A CN 200910187820 A CN200910187820 A CN 200910187820A CN 101704195 B CN101704195 B CN 101704195B
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- machine tool
- nut
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- groove
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- 230000001105 regulatory effect Effects 0.000 title abstract 7
- 239000007787 solid Substances 0.000 claims 1
- 238000004513 sizing Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The invention discloses a machine tool regulating device comprising a foot margin (12) and a vertical screw rod (9) screwed on the lower surface of a base of a machine tool through a screw thread. An upper threaded section of the screw rod (9) is screwed with a locking nut (8), and a lower conical section is matched and sleeved with a regulating nut (10) through a conical surface with a narrow upper part and a wide lower part; the lower part of the regulating nut (10) is provided with a groove, and the regulating nut (10) is connected to the inside of a threaded groove of a seat board unit through an external thread, wherein the seat board unit is arranged below the regulating nut (10); and the lower end of the screw rod (9) is arranged in a concave cavity formed by the groove at the lower part of the regulating nut (10) and the threaded groove of the seat board unit. The device enables the base of the machine tool to ensure the rigidity of the machine tool without easily deforming and being designed into a nest type structure, has the regulation function which mainly lies in the cooperation of the nut, the locking nut, the round head screw rod and a bottom board and has the advantages of artful structure, simple regulation way, high stability, convenient regulation as well as time and labor saving.
Description
Technical Field
The invention relates to a machine tool structure, in particular to a device which is arranged at the bottom of a machine tool and is used for adjusting the machine tool.
Background
At present, the parallels that the lathe location was used adopt the positioning mode of screw rod collocation wedge parallels more, as shown in fig. 1, lathe base 1 sets up nest type structure 2, and hook type screw rod 5 is worn to establish through the screw hole in nest type structure lower part plane, is fixed in on the base of lathe by nut 3 on upper portion. The hook screw 5 is buried in the ground or under the concrete ground. The height of the machine tool is adjusted by a wedge-shaped sizing block 4 arranged between the lower part of the nest-shaped structure and the ground surface; namely, the height of the inclined plane of the wedge-shaped sizing block 4 is adjusted or the heights of the two wedge-shaped iron blocks are butted. And moving the wedge-shaped sizing block to adjust the height of the lathe bed, and fastening the wedge-shaped sizing block by using a nut after the wedge-shaped sizing block is adjusted. Although the method has lower cost, the adjustment is labor-consuming and time-consuming, because the inclined surfaces are contacted and lifted or dropped slowly, the single adjustment distance is short, the efficiency is low, and the time and the labor are wasted.
And because of the characteristics of the structure and the adjustment and use mode, the lower part of the machine tool base has to be designed with a 'socket' structure (as shown in figure 2) to have the functions. Otherwise, the adjustment and the fixed locking cannot be realized, and because the 'socket' exists, the part is easy to deform, and the rigidity of the machine tool is reduced.
Disclosure of Invention
The invention aims to provide an adjusting device which is easy to adjust, difficult to deform and installed at the lower part of a machine tool base.
In order to achieve the aim, the invention provides a machine tool adjusting device, which comprises a ground foot buried under the ground and a vertical screw rod screwed on the lower surface of a machine tool base through threads; the upper part thread section of the screw is screwed with a locking nut, and the lower part conical surface section is sleeved with an adjusting nut through the matching of the conical surfaces with narrow upper part and wide lower part. The lower part of the adjusting nut is provided with a concave groove, and the adjusting nut is connected in a thread groove of the lower seat plate unit through an external thread; the bottom of the seat board unit is fixed with feet. Wherein, the lower end of the vertical screw rod is arranged in a concave cavity formed by a concave groove at the lower part of the adjusting nut and a thread groove of the seat plate unit.
Preferably, the seat plate unit comprises a first bottom plate buried in the ground with the upper surface flush with the ground surface, and a second bottom plate fixed to the first bottom plate by a bolt and nut structure. The lower part of the first bottom plate is connected with a ground pin; the upper surface of the second bottom plate is provided with a thread groove connected with the adjusting nut.
The invention also provides the improvement of the adjusting device of the machine tool, wherein the lower end of the screw rod is a spherical end part which corresponds to a spherical notch in the thread groove of the seat plate unit. In addition, in the optimal mode, the lower conical surface of the screw rod is set to be a 7-degree self-locking conical surface.
Due to the adoption of the technical scheme, the machine tool adjusting device provided by the invention has the advantages that structurally, the bolt directly props against the bottom surface from the axial direction, and the height of the base is adjusted by rotating the locking nut through the wrench each time. Compared with the prior art, the mode raises or lowers the height of the base by moving the inclined iron, is more convenient and quicker, is sensitive to lifting or falling, has high efficiency, and does not need to consume too much time and energy and physical strength. And a 7-degree self-locking conical surface is designed, so that the anti-loosening effect is achieved, and the stability after adjustment is better.
Therefore, the machine tool base does not need to be designed with a nest-shaped structure adopted in the prior art, the rigidity of the machine tool can be guaranteed, the machine tool is not easy to deform, and the adjusting function of the machine tool base is mainly embodied in the matching of nuts, locking nuts, round-head screws and bottom plates. In the actual use stage, the adjusting devices are arranged at intervals at the bottom of the machine tool, and under the optimal mode, the position of the machine tool can be integrally adjusted by 8-10 adjusting devices. In conclusion, the invention has the advantages of ingenious structure, simple adjustment mode, high stability, convenient adjustment, time saving and labor saving.
Drawings
FIG. 1 is a schematic view of a prior art adjustment device for a machine tool;
FIG. 2 is a schematic view of the configuration of the socket in the base of the machine of FIG. 1;
FIG. 3 is a schematic view of the mounting structure of the adjustment device of the present invention;
FIG. 4 is a schematic view of the adjustment device shown in FIG. 3 in an isolated configuration;
FIG. 5 is a diagram illustrating the operation of one embodiment of the adjustment device of the present invention;
FIG. 6 is a schematic diagram of the machine tool shown in FIG. 5 after the unstable state has been adjusted;
FIG. 7 is a view showing a state of use of another embodiment of the adjusting device of the present invention;
fig. 8 is a schematic diagram of the machine tool after the unstable state is adjusted as shown in fig. 7.
Detailed Description
As shown in fig. 3 and 4, the adjusting device of the machine tool of the invention comprises a ground foot 12 buried under the ground 7 and a vertical screw 9 screwed on the lower surface of the machine tool base 6. In a preferred mode, the ground foot structure is fixed by means of a concrete ground.
In addition, in the figure, a locking nut 8 is screwed on the thread section at the upper part of the screw rod 9 and used for locking at the bottom of the base of the machine tool, when the locking nut 8 is screwed, the screw rod 9 can not rotate any more to achieve the locking effect, and in a preferred mode, the conical surface at the lower part of the screw rod 9 is a 7-degree self-locking conical surface. The lower part of the screw rod 9 is arranged into a conical surface section and is sleeved in a conical hole with a narrow upper part and a wide lower part of the adjusting nut 10 in a matching way by the conical surface.
The adjusting nut 10 is connected in the thread groove of the lower seat plate unit through the thread arranged on the outer cylindrical surface. And the lower part of the adjusting nut 10 is provided with a concave groove which forms a concave cavity with the thread groove of the seat plate unit, so that the lower end of the screw rod 9 is always arranged in the concave cavity in the use stage. Preferably, the lower end of the screw 9 is a spherical end, corresponding to a spherical recess in the thread groove.
Most preferably, the seat plate unit includes a first bottom plate 21 buried in the ground with the upper surface flush with the ground surface, and a second bottom plate 11 fixed to the first bottom plate 21 by a bolt and nut structure. Wherein, the lower part of the first bottom plate 21 is connected with the ground feet 12 and is used for being buried in the concrete ground. In addition, the bolt head for bolting the second bottom plate 11 is also buried in the ground, and at the actual use stage, the first bottom plate 21 is a fixed piece, and in a stationary state, the second bottom plate 11 is fixed only by matching bolts and nuts. The arrangement mode enables the plant for placing the machine tool to be regularly provided with the ground feet and the first bottom plate 21 in the construction stage, so that the height of the machine tool can be adjusted only by directly utilizing a fixed structure on the spot in the actual installation stage of the machine tool, and the purposes of universality and simplified operation are achieved. And the upper surface of the base plate 11 is provided with a thread groove connected with the adjusting nut 10.
The method for using the adjusting device is to fix the adjustable sizing block (the device of the invention) on the base of the machine tool, and the adjustable sizing block integrally falls into the foundation, grouting, and adjusting by the adjusting nut 10 after the concrete is completely dried to reach the strength.
As shown in fig. 5 and 6, a is higher than B, and in order to achieve the adjustment of the state shown in fig. 5 and fig. 6, the lock nut 8 is firstly loosened, the adjusting nut 10 is pulled clockwise, the machine tool body is moved downwards by the pulling of the threaded connection part at the upper end of the screw rod through the matching of the lower conical surface of the screw rod 9, and the lock nut 8 is screwed after the horizontal standard is reached. In the process, the lower end of the screw 9 always abuts against the recess of the thread groove (as shown at C in fig. 5 and 6).
As shown in fig. 7 and 8, a is lower than B. At this point, the lock nut 8 is first loosened to ensure that the screw can rotate. Then, the tightening nut 10 is loosened to leave a space for pulling the round-headed screw 9. At the moment, the round-head screw 9 is pulled, the end part of the screw 9 is withdrawn from the threaded hole of the machine tool base, and the lower end of the screw 9 is always abutted against the notch of the threaded groove (C in figures 7 and 8), so that the machine tool body moves upwards, and after the horizontal standard is reached, the locking nut 8 is screwed, the adjusting nut 10 is locked, and the purpose of adjustment can be achieved. When a plurality of adjusting devices are regularly arranged at the bottom of the machine tool, the levelness of the machine tool can meet the required requirements through repeated adjustment one by one.
Claims (3)
1. A machine tool adjusting device comprises a ground foot (12) buried under the ground, and is characterized by also comprising a vertical screw rod (9) which is screwed on the lower surface of a machine tool solid base through threads; the upper part thread section of the screw rod (9) is screwed with a locking nut (8), and the lower part conical surface section is sleeved with an adjusting nut (10) through the matching of a conical surface with a narrow upper part and a wide lower part;
the lower part of the adjusting nut (10) is provided with a concave groove, and the adjusting nut (10) is connected in a thread groove of the lower seat plate unit through an external thread; the bottom of the seat plate unit is fixed with the ground feet (12);
the lower end of the screw rod (9) is arranged in a concave cavity formed by a concave groove at the lower part of the adjusting nut (10) and a threaded groove of the seat plate unit;
the seat plate unit comprises a first bottom plate (21) buried in the ground, wherein the upper surface of the ground is flush with the ground surface, and a second bottom plate (11) fixed on the first bottom plate (21) through a bolt and nut structure; wherein,
the lower part of the first bottom plate (21) is connected with the ground feet (12);
the upper surface of the second bottom plate (11) is provided with the thread groove connected with the adjusting nut (10).
2. Machine tool adjustment device according to claim 1, characterized in that the lower end of the threaded rod (9) is a spherical end, corresponding to a spherical recess in the threaded groove of the seat plate unit.
3. The machine tool adjusting device according to claim 1 or 2, characterized in that the lower conical surface of the screw (9) is provided as a 7-degree self-locking conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101878205A CN101704195B (en) | 2009-10-12 | 2009-10-12 | Machine tool regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101878205A CN101704195B (en) | 2009-10-12 | 2009-10-12 | Machine tool regulating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101704195A CN101704195A (en) | 2010-05-12 |
| CN101704195B true CN101704195B (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101878205A Active CN101704195B (en) | 2009-10-12 | 2009-10-12 | Machine tool regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101704195B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104209764A (en) * | 2014-09-16 | 2014-12-17 | 太仓市金达机械厂 | Machine tool structure |
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2009
- 2009-10-12 CN CN2009101878205A patent/CN101704195B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101704195A (en) | 2010-05-12 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: 116600 No. 8, the Yellow Sea street, Dalian economic and Technological Development Zone, Liaoning Patentee after: Dalian Guangyang Science & Technology Engineering Co., Ltd. Address before: 116000 No. 6, Longquan street, Dalian economic and Technological Development Zone, Liaoning Patentee before: Dalian Kede CNC Co., Ltd. |