CN215413650U - High-precision three-coordinate measuring machine convenient to align - Google Patents
High-precision three-coordinate measuring machine convenient to align Download PDFInfo
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- CN215413650U CN215413650U CN202120793180.9U CN202120793180U CN215413650U CN 215413650 U CN215413650 U CN 215413650U CN 202120793180 U CN202120793180 U CN 202120793180U CN 215413650 U CN215413650 U CN 215413650U
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Abstract
The utility model belongs to the technical field of three-coordinate measuring machines, in particular to a high-precision three-coordinate measuring machine convenient for alignment, which comprises a workbench, wherein the upper surface of the workbench is provided with a chute a, the front surface and the back surface of the inner wall of the chute a are respectively and rotatably connected with one end of the front surface and one end of the back surface of a precision screw rod a through bearings, a motor a, a motor b, a screw rod, a spring, a clamping block a and a clamping block b are arranged, the motor a rotates reversely to drive a threaded sleeve a to move forwards, the threaded sleeve a moves to drive an upright post to move, the motor b is started to drive the threaded sleeve b to move rightwards, the threaded sleeve b moves rightwards to drive a measuring head to move rightwards to be parallel to the upright post for alignment, manual alignment is not needed, equipment loss is avoided, a telescopic rod and the spring on the right side surface of the clamping block b push the clamping block b to clamp a workpiece under the self elastic force of the spring, the workpiece is prevented from shaking in the measuring process, and the detection precision is improved.
Description
Technical Field
The utility model belongs to the technical field of three-coordinate measuring machines, and particularly relates to a high-precision three-coordinate measuring machine convenient to align.
Background
Composition of the three-coordinate measuring machine: the three-axis coordinate measuring machine comprises a host machine mechanical system X, Y, Z, three axes, a measuring head system, an electrical control hardware system and a data processing software system, and is widely used in the industries of machinery, electronics, instruments, plastics and the like. A three-coordinate measuring machine is one of the most efficient methods of measuring and obtaining dimensional data because it can replace many surface measuring tools and expensive combination gauges and reduce the time required for complex measurement tasks from hours to minutes, an effect that other instruments cannot achieve.
The three-coordinate measuring machine needs to be aligned to check accuracy after the three-coordinate measuring machine is assembled, the existing alignment device is a vertical adjusting mechanism which directly moves the three-coordinate measuring machine manually, the manual adjustment is high in correction speed, the manual adjustment force is unbalanced, the transmission is not stable, the manual alignment is carried out for a long time, equipment is easily damaged, and the measurement accuracy is influenced.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a high-precision three-coordinate measuring machine convenient to align, which has the characteristics of quick alignment and convenient clamping.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-precision three-coordinate measuring machine convenient for alignment comprises a workbench, wherein a chute a is formed in the upper surface of the workbench, the front and the back of the inner wall of the chute a are respectively and rotatably connected with the front end and the back end of a precision screw rod a through bearings, one end of the back of the precision screw rod a penetrates through the back of the inner wall of the chute a and is fixedly connected with an output shaft of a motor a, a thread sleeve a is sleeved on the outer surface of the precision screw rod a, the upper surface of the thread sleeve a is fixedly connected with the lower surface of an upright post, the left side surface of the upright post is fixedly connected with the right side surface of a connecting plate, the left side surface and the right side surface of the inner wall of a clamping groove formed in the front of the connecting plate are respectively and rotatably connected with the left end and the right end of a precision screw rod b, the outer surface of the precision screw rod b is in threaded connection with a thread sleeve b, and the left end of the precision screw rod b penetrates through the left side surface of the inner wall and is fixedly connected with the output shaft of a motor b, the front surface of the threaded sleeve b is fixedly connected with the back surface of the measuring head, the lower surface of the connecting plate is fixedly connected with the upper surface of the balance structure, and the lower surface of the balance structure is in sliding connection with the lower surface of the inner wall of the sliding groove b formed in the upper surface of the workbench.
Preferably, the balancing structure contains a balancing column and a balancing wheel, the upper surface of the balancing column is fixedly connected with the lower surface of the connecting plate, the lower surface of the balancing column is fixedly connected with the upper surface of the balancing wheel, and the lower surface of the balancing wheel is connected with the lower surface of the inner wall of the sliding groove b formed in the upper surface of the workbench in a sliding mode.
Preferably, four threaded holes are formed in four corners of the upper surface of the workbench respectively, and threaded columns are connected to the threaded holes in an internal thread mode.
Preferably, the left and right sides of workstation upper surface respectively with connecting block a and connecting block b's lower fixed surface connection, connecting block a and connecting block b symmetry set up, threaded hole has been seted up to connecting block a's left surface, threaded hole female connection has the screw rod, the one end on screw rod right side is rotated with clamping block a's left surface and is connected, clamping block a's lower surface and the lower surface sliding connection of spout c inner wall, the lower surface of spout c inner wall and clamping block b's lower surface sliding connection, clamping block b's right flank respectively with the left surface fixed connection of two telescopic links and spring, the spring has been cup jointed to the surface of telescopic link, the right flank of telescopic link and spring and connecting block b's left surface fixed connection.
Preferably, a level gauge is arranged on the front surface of the workbench.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the motor a, the motor b, the screw rod, the spring, the clamping block a and the clamping block b are arranged, the motor a rotates reversely to drive the threaded sleeve a to move forwards, the threaded sleeve a moves to drive the upright post to move, the motor b is started to drive the threaded sleeve b to move rightwards, the threaded sleeve b moves rightwards to drive the measuring head to move rightwards to keep parallel with the upright post for alignment, manual alignment is not needed, loss of equipment is avoided, a workpiece to be measured is placed on the upper surface of the workbench by people, the screw rod is rotated to drive the clamping block a to move towards the clamping block b, the workpiece is pushed towards the clamping block b by the clamping block a, the telescopic rod and the spring on the right side surface of the clamping block b push the clamping block b to clamp the workpiece under the self elastic force of the spring, the workpiece is prevented from shaking in the measuring process, and the detection precision is improved.
2. According to the utility model, through the arrangement of the threaded column and the level gauge, people can check whether the workbench is placed horizontally or not by observing the level gauge, and people can keep the workbench in a horizontal state by adjusting the height of the threaded column, so that the situation that the workpiece placed on the upper surface of the workbench is inclined due to the inclination of the workbench is avoided, and the detection precision of the three-coordinate measuring machine is influenced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a front view of the present invention;
in the figure: 1. a work table; 2. a column; 3. a threaded sleeve a; 4. a precision screw rod a; 5. a threaded post; 6. a motor a; 7. a connecting plate; 8. b, a precise screw rod; 9. a motor b; 10. a threaded sleeve b; 11. a measuring head; 12. a balance structure; 121. a balancing column; 122. a balance wheel; 13. connecting blocks a; 14. a screw; 15. a clamping block a; 16. a clamping block b; 17. a telescopic rod; 18. a spring; 19. connecting blocks b; 20. a level gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: a high-precision three-coordinate measuring machine convenient for alignment comprises a workbench 1, wherein a sliding groove a is formed in the upper surface of the workbench 1, the front surface and the back surface of the inner wall of the sliding groove a are respectively and rotatably connected with one end of the front surface and one end of the back surface of a precision lead screw a4 through a bearing, one end of the back surface of a precision lead screw a4 penetrates through the back surface of the inner wall of the sliding groove a and is fixedly connected with an output shaft of a motor a6, a threaded sleeve a3 is sleeved on the outer surface of the precision lead screw a4, the upper surface of a threaded sleeve a3 is fixedly connected with the lower surface of a stand column 2, the left side surface of the stand column 2 is fixedly connected with the right side surface of a connecting plate 7, the left side surface and the right side surface of the inner wall of a clamping groove formed in the front surface of the connecting plate 7 are respectively and rotatably connected with the left end and the right end of a precision lead screw b8, a threaded sleeve b10 is connected on the outer surface of the precision lead screw b8, the left end of the precision lead screw b8 penetrates through the left side surface of the inner wall and is fixedly connected with the output shaft of a motor b9, the front surface of the thread sleeve b10 is fixedly connected with the back surface of the measuring head 11, the lower surface of the connecting plate 7 is fixedly connected with the upper surface of the balance structure 12, and the lower surface of the balance structure 12 is slidably connected with the lower surface of the inner wall of the sliding groove b formed in the upper surface of the workbench 1.
Specifically, the balance structure 12 is provided to include a balance column 121 and a balance wheel 122, the upper surface of the balance column 121 is fixedly connected to the lower surface of the connecting plate 7, the lower surface of the balance column 121 is fixedly connected to the upper surface of the balance wheel 122, and the lower surface of the balance wheel 122 is slidably connected to the lower surface of the inner wall of a chute b formed in the upper surface of the workbench 1;
the motor a6 is started to drive the precision screw a4 to rotate, the precision screw a4 rotates to drive the thread bushing a3 and the upright post 2 to move back and forth, the upright post 2 moves back and forth to drive the balance post 121 and the balance wheel 122 in the balance structure 12 to move in the same direction, and the balance structure 12 can achieve balance when the z axis moves up and down and can stop at any position of a measuring range.
Specifically, four threaded holes are respectively formed in four corners of the upper surface of the workbench 1, and threaded columns 5 are connected to the threaded holes in an internal thread mode;
people can make workstation 1 keep at the horizontality through the height of adjusting screw thread post 5, avoid workstation 1 to place the slope and lead to placing at the slope of 1 upper surface work piece of workstation, influence the detection precision of three-coordinate measuring machine.
Specifically, the left side and the right side of the upper surface of the workbench 1 are respectively fixedly connected with the lower surfaces of a connecting block a13 and a connecting block b19, the connecting block a13 and the connecting block b19 are symmetrically arranged, the left side surface of the connecting block a13 is provided with a threaded hole, the threaded hole is in threaded connection with a screw 14, one end of the right side of the screw 14 is rotatably connected with the left side surface of a clamping block a15, the lower surface of a clamping block a15 is slidably connected with the lower surface of the inner wall of a sliding groove c, the lower surface of the inner wall of the sliding groove c is slidably connected with the lower surface of a clamping block b16, the right side surface of the clamping block b16 is respectively fixedly connected with the left side surfaces of two telescopic rods 17 and springs 18, the outer surface of the telescopic rod 17 is sleeved with the springs 18, and the right side surfaces of the telescopic rods 17 and the springs 18 are fixedly connected with the left side surface of the connecting block b 19;
people place the work piece that needs the measurement on the upper surface of workstation 1, rotate screw 14 and drive clamping block a15 and move to clamping block b16, clamping block a15 pushes the work piece to clamping block b16, and the telescopic link 17 and the spring 18 of clamping block b16 right flank promote clamping block b16 and carry out the centre gripping under the spring action of spring 18 self, avoid the work piece to take place to rock at the in-process of measuring.
Specifically, a level gauge 20 is arranged on the front surface of the workbench 1;
people can place whether level to workstation 1 through observing spirit level 20 and check, avoid workstation 1 to place the slope and lead to the work piece slope, influence three-coordinate measuring machine's detection precision.
In the utility model, people can check whether the workbench 1 is placed horizontally by observing the level gauge 20, people can keep the workbench 1 in a horizontal state by adjusting the height of the threaded column 5, and prevent the workpiece placed on the upper surface of the workbench 1 from being inclined due to the inclination of the workbench 1, which affects the detection precision of the three-coordinate measuring machine, the motor a6 rotates reversely to drive the threaded sleeve a3 to move forwards, the threaded sleeve a3 moves to drive the upright post 2 to move, the motor b9 starts to drive the threaded sleeve b10 to move rightwards, the threaded sleeve b10 moves rightwards to drive the measuring head 11 to move rightwards to keep parallel with the upright post 2 for alignment, people place the workpiece to be measured on the upper surface of the workbench 1, the screw 14 rotates to drive the clamping block a15 to move towards the clamping block b16, the clamping block a15 pushes the workpiece to the clamping block b16, the telescopic rod 17 and the spring 18 on the right side surface of the clamping block b16 push the clamping block b16 to clamp the workpiece under the self elastic force of the spring 18, the workpiece is prevented from shaking in the measuring process.
Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (5)
1. The utility model provides a high accuracy three-coordinate measuring machine convenient to alignment, includes workstation (1), its characterized in that: the upper surface of workstation (1) has been seted up spout an, the front and the back of spout an inner wall are passed through the bearing and are rotated with the positive one end of accurate lead screw a (4) and the one end at the back respectively and be connected, the one end at the accurate lead screw a (4) back is passed the back of spout an inner wall and is connected with the output shaft fixed connection of motor a (6), thread bush a (3) have been cup jointed to the surface of accurate lead screw a (4), the upper surface of thread bush a (3) and the lower fixed surface of stand (2) are connected, the left surface of stand (2) and the right flank fixed connection of connecting plate (7), the left and right sides face of the draw-in groove inner wall that connecting plate (7) openly seted up rotates with the left and right ends of accurate lead screw b (8) respectively and is connected, the surface threaded connection of accurate lead screw b (8) has thread bush b (10), accurate lead screw b (8) left end passes the left surface of draw-in groove inner wall and the output shaft fixed connection of motor b (9) firmly The measuring head is fixedly connected with the upper surface of the workbench (1), the front surface of the threaded sleeve b (10) is fixedly connected with the back surface of the measuring head (11), the lower surface of the connecting plate (7) is fixedly connected with the upper surface of the balance structure (12), and the lower surface of the balance structure (12) is in sliding connection with the lower surface of the inner wall of the sliding groove b formed in the upper surface of the workbench (1).
2. A high precision three coordinate measuring machine facilitating alignment as defined in claim 1 wherein: the balance structure (12) comprises a balance column (121) and a balance wheel (122), the upper surface of the balance column (121) is fixedly connected with the lower surface of the connecting plate (7), the lower surface of the balance column (121) is fixedly connected with the upper surface of the balance wheel (122), and the lower surface of the balance wheel (122) is connected with the lower surface of the inner wall of the sliding groove b formed in the upper surface of the workbench (1) in a sliding mode.
3. A high precision three coordinate measuring machine facilitating alignment as defined in claim 1 wherein: four threaded holes are formed in four corners of the upper surface of the workbench (1) respectively, and threaded columns (5) are connected to the threaded holes in an internal thread mode.
4. A high precision three coordinate measuring machine facilitating alignment as defined in claim 3 wherein: the left side and the right side of the upper surface of the workbench (1) are respectively fixedly connected with the lower surfaces of the connecting blocks a (13) and the connecting blocks b (19), the connecting block a (13) and the connecting block b (19) are symmetrically arranged, a threaded hole is formed in the left side surface of the connecting block a (13), a screw rod (14) is connected with the inner thread of the threaded hole, one end of the right side of the screw rod (14) is rotationally connected with the left side surface of the clamping block a (15), the lower surface of the clamping block a (15) is connected with the lower surface of the inner wall of the chute c in a sliding way, the lower surface of the inner wall of the sliding chute c is connected with the lower surface of the clamping block b (16) in a sliding way, the right side surface of the clamping block b (16) is respectively and fixedly connected with the left side surfaces of the two telescopic rods (17) and the spring (18), the outer surface of the telescopic rod (17) is sleeved with a spring (18), and the right side faces of the telescopic rod (17) and the spring (18) are fixedly connected with the left side face of the connecting block b (19).
5. A high precision three coordinate measuring machine facilitating alignment as set forth in claim 4 wherein: the front surface of the workbench (1) is provided with a level gauge (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120793180.9U CN215413650U (en) | 2021-04-19 | 2021-04-19 | High-precision three-coordinate measuring machine convenient to align |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120793180.9U CN215413650U (en) | 2021-04-19 | 2021-04-19 | High-precision three-coordinate measuring machine convenient to align |
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| Publication Number | Publication Date |
|---|---|
| CN215413650U true CN215413650U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120793180.9U Active CN215413650U (en) | 2021-04-19 | 2021-04-19 | High-precision three-coordinate measuring machine convenient to align |
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| CN (1) | CN215413650U (en) |
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2021
- 2021-04-19 CN CN202120793180.9U patent/CN215413650U/en active Active
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