CN213655474U - A air supporting bearing prevents changeing structure for three-coordinate measuring machine - Google Patents
A air supporting bearing prevents changeing structure for three-coordinate measuring machine Download PDFInfo
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- CN213655474U CN213655474U CN202022696777.XU CN202022696777U CN213655474U CN 213655474 U CN213655474 U CN 213655474U CN 202022696777 U CN202022696777 U CN 202022696777U CN 213655474 U CN213655474 U CN 213655474U
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- connecting piece
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- guide rail
- air bearing
- air supporting
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- A Measuring Device Byusing Mechanical Method (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The utility model discloses a structure is prevented changeing by air supporting bearing for three-coordinate measuring machine, the support has been processed respectively at installation dull and stereotyped top, the top of support is equipped with first granite guide rail and second granite guide rail, the top of first granite guide rail and second granite guide rail is equipped with air supporting bearing, air supporting bearing's top is connected the cylinder connecting piece, jackscrew mechanism is connected to the top surface of cylinder connecting piece, air supporting bearing's inside processing has first connecting piece and second connecting piece, the left side of awaiting measuring piece is connected to the right-hand member of first connecting piece, the left end of second connecting piece links to each other with the right side of awaiting measuring piece, the inside left side processing fixed block A of awaiting measuring piece, the right side processing has fixed block B. The utility model is used for the structure is prevented changeing by air supporting bearing of three-coordinate measuring machine has solved and has measured the motion in-process because of preventing changeing the air supporting bearing and rotate, and it is not good to lead to precision stability in the motion process, the effectual precision stability who improves the measuring machine to manufacturing and effect that the maintenance cost is low have been reached.
Description
Technical Field
The utility model relates to an air supporting bearing technical field specifically is an air supporting bearing anti-rotation structure for three-coordinate measuring machine.
Background
At present, two points of the back surface of an air flotation use surface are positioned in a known anti-rotation air flotation structure applied to a three-coordinate measuring machine, additional parts and the like are arranged on the side surface of an air flotation block, and it is known that the above structures have certain requirements on installation space or the size of an installed guide rail surface when being realized, and particularly when an air flotation block is used for a guide rail with a small section size, the structural design is very difficult to realize.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a structure is prevented changeing by air supporting bearing for three-coordinate measuring machine has carries out the optimal design with air supporting bearing structure, makes it be applicable to that installation space is little, and the installation guide rail sectional area is little place, also can realize preventing the advantage of changeing moreover, has solved the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: an air bearing anti-rotation structure for a three-coordinate measuring machine is characterized in that supports are respectively machined at the left end and the right end of the top surface of an installation flat plate, a first granite guide rail and a second granite guide rail are respectively arranged at the tops of the supports, air bearings are respectively arranged at the tops of the first granite guide rail and the second granite guide rail, a cylinder connecting piece is machined on the surface of the top of each air bearing, and the top surface of each cylinder connecting piece is connected with a jackscrew mechanism;
the inside of air supporting bearing has processed first connecting piece and second connecting piece respectively, and the air supporting bearing is inserted to the left end of first connecting piece, and the left side of awaiting measuring the piece is connected to the right-hand member, and the right-hand member of second connecting piece inserts the air supporting bearing and links to each other with balanced measuring device, and the left end links to each other with the right side of awaiting measuring the piece to the inside left side processing of awaiting measuring has fixed block A, and the right side processing has fixed block B.
Preferably, the air bearing and the cylinder connecting piece at the top are connected into a whole in an adhesive mode.
Preferably, the surface of the second connecting piece is provided with a hole groove, and the balance measuring device is connected with the second connecting piece through the insertion hole groove.
Preferably, a screw hole is processed on the surface of the column connecting piece, and the jackscrew mechanism is connected with the column connecting piece through the screw hole.
Preferably, slots are respectively processed on the left side and the right side of the piece to be detected, and the first connecting piece and the second connecting piece are connected with the fixing block A and the fixing block B inside the piece to be detected through the slots.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses an air supporting bearing anti-rotation structure for three-coordinate measuring machine, the back design of air supporting bearing user plane is the cylinder connecting piece, semi-circular inslot through gluing at air supporting back processing, there is jackscrew mechanism through the mounting screw on the cylinder connecting piece, air supporting bearing user plane and guide rail surface can not produce relative rotation when removing when air supporting bearing floats, thereby can not influence the precision index because of air supporting bearing's rotation in the motion process, precision stability to the measuring machine plays important effect, thereby solved and measured the motion in-process because of preventing changeing air supporting bearing and rotating, precision stability is not good in the result in motion process, the effectual precision stability who improves the measuring machine, and because its simple structure, high durability and convenient installation, the effect that manufacturing and maintenance cost are low has been reached.
Drawings
Fig. 1 is a plan view of the present invention;
FIG. 2 is a structural connection diagram of the air bearing of the present invention;
FIG. 3 is a top view of the air bearing of the present invention;
fig. 4 is a top view of the column connector of the present invention.
In the figure: 1. installing a flat plate; 2. a support; 3. a first granite guide rail; 31. an air bearing; 32. a cylinder connecting member; 33. a screw jacking mechanism; 4. a second granite guide rail; 5. a first connecting member; 51. a second connecting member; 6. a balance measuring device; 7. a piece to be tested; 71. a fixed block A; 72. and a fixed block B.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, an air bearing anti-rotation structure for a three-coordinate measuring machine comprises a mounting plate 1, the mounting plate 1 can be used for bearing a test device and a granite guide rail, brackets 2 are respectively machined at the left and right ends of the top surface of the mounting plate 1, the brackets 2 can be used for fixing and supporting a first granite guide rail 3 and a second granite guide rail 4, the top of each bracket 2 is respectively provided with a first granite guide rail 3 and a second granite guide rail 4, the first granite guide rail 3 and the second granite guide rail 4 can enable measuring equipment of the three-coordinate measuring machine to smoothly reciprocate along the guide rails, the granite guide rails can also effectively reduce the phenomena of thermal expansion and cold contraction, air bearings 31 are respectively arranged at the tops of the first granite guide rail 3 and the second granite guide rail 4, and the air bearings 31 can play a role of supporting by utilizing the air elastic potential, the air bearing 31 has a top surface processed with a cylinder connecting piece 32, the cylinder connecting piece 32 can be used to connect the air bearing 31 and a jackscrew mechanism 33, the top surface of the cylinder connecting piece 32 is connected with the jackscrew mechanism 33, the air bearing 31 is internally processed with a first connecting piece 5 and a second connecting piece 51, the first connecting piece 5 and the second connecting piece 51 can be used to connect the air bearing 31 and the piece 7 to be measured, the left end of the first connecting piece 5 is inserted into the air bearing 31, the right end is connected with the left side of the piece 7 to be measured, the right end of the second connecting piece 51 is inserted into the air bearing 31 to be connected with a balance measuring device 6, the left end is connected with the right side of the piece 7 to be measured, the left side of the piece 7 to be measured is processed with a fixed block A71, the right side is processed with a fixed block B72, the fixed blocks A71 and B72 can fix one end of the, air bearing 31 is connected as an organic whole with the cylinder connecting piece 32 at top with sticky mode, the surface machining of second connecting piece 51 has the hole groove, balance measuring device 6 links to each other with second connecting piece 51 through the insert hole groove, balance measuring device 6 can detect unbalanced state, the surface machining of cylinder connecting piece 32 has the screw, jackscrew mechanism 33 links to each other with cylinder connecting piece 32 through the screw, the slot has been processed respectively to the left and right sides of piece 7 that awaits measuring, first connecting piece 5 and second connecting piece 51 are connected with the inside fixed block A71 and the fixed block B72 of piece 7 that awaits measuring through the slot, can make the connection more firm.
In summary, the following steps: the utility model discloses a structure is prevented changeing by air supporting bearing for three coordinate measuring machine, design for cylinder connecting piece 32 at the back of air supporting bearing 31 user face, through the semi-circular inslot of adhesive at air supporting back processing, there is jackscrew mechanism 33 through the mounting screw on cylinder connecting piece 32, air supporting bearing 31 user face can not produce relative rotation with the guide surface when removing when air supporting bearing 31 floats, thereby can not influence the precision index because air supporting bearing 31's rotation in the motion process, precision stability to the measuring machine plays important effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an air supporting bearing anti-rotation structure for three-coordinate measuring machine, includes installation flat board (1), its characterized in that: the left end and the right end of the top surface of the installation flat plate (1) are respectively provided with a support (2), the top of each support (2) is provided with a first granite guide rail (3) and a second granite guide rail (4), the tops of the first granite guide rail (3) and the second granite guide rail (4) are respectively provided with an air bearing (31), the top surface of each air bearing (31) is provided with a cylinder connecting piece (32), and the top surface of each cylinder connecting piece (32) is connected with a screw ejecting mechanism (33);
the inside of air bearing (31) is processed respectively and is had first connecting piece (5) and second connecting piece (51), air bearing (31) are inserted to the left end of first connecting piece (5), the left side of awaiting measuring piece (7) is connected to the right-hand member, the right-hand member of second connecting piece (51) is inserted air bearing (31) and is linked to each other with balance measuring device (6), and the left end links to each other with the right side of awaiting measuring piece (7), and the inside left side processing of awaiting measuring piece (7) has fixed block A (71), the right side processing has fixed block B (72).
2. An air bearing anti-rotation structure for a three-coordinate measuring machine according to claim 1, wherein the air bearing (31) is integrally connected with a top cylinder connection member (32) in an adhesive manner.
3. The air bearing anti-rotation structure for the three-coordinate measuring machine according to claim 1, wherein the second connecting member (51) is formed with a hole groove on a surface thereof, and the balance measuring device (6) is connected to the second connecting member (51) through the insertion hole groove.
4. The air bearing anti-rotation structure for the three-coordinate measuring machine according to claim 1, wherein a screw hole is formed in a surface of the cylinder connecting member (32), and the jack screw mechanism (33) is connected to the cylinder connecting member (32) through the screw hole.
5. The air bearing anti-rotation structure for the three-coordinate measuring machine as claimed in claim 1, wherein slots are respectively processed on the left and right sides of the piece to be measured (7), and the first connecting member (5) and the second connecting member (51) are connected with a fixed block A (71) and a fixed block B (72) inside the piece to be measured (7) through the slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022696777.XU CN213655474U (en) | 2020-11-18 | 2020-11-18 | A air supporting bearing prevents changeing structure for three-coordinate measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022696777.XU CN213655474U (en) | 2020-11-18 | 2020-11-18 | A air supporting bearing prevents changeing structure for three-coordinate measuring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655474U true CN213655474U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022696777.XU Active CN213655474U (en) | 2020-11-18 | 2020-11-18 | A air supporting bearing prevents changeing structure for three-coordinate measuring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655474U (en) |
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- 2020-11-18 CN CN202022696777.XU patent/CN213655474U/en active Active
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