CN214010193U - Guide rail lead screw depth of parallelism detection mechanism - Google Patents
Guide rail lead screw depth of parallelism detection mechanism Download PDFInfo
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- CN214010193U CN214010193U CN202121404563.9U CN202121404563U CN214010193U CN 214010193 U CN214010193 U CN 214010193U CN 202121404563 U CN202121404563 U CN 202121404563U CN 214010193 U CN214010193 U CN 214010193U
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- guide rail
- rail pair
- lead screw
- bottom plate
- sliding block
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Abstract
The utility model relates to a guide rail lead screw depth of parallelism detection mechanism belongs to the technical field of the detection device in the lathe assembling process. The structure is that the upper surface of a bottom plate is connected with a horizontal guide rail pair through a screw, a sliding block on the horizontal guide rail pair is connected with the horizontal plane of an L-shaped connecting plate, the outer surface of the vertical surface of the L-shaped connecting plate is connected with a vertical guide rail pair, and a positioning gauge stand is arranged on the sliding block on the vertical guide rail pair; the lower surface of the bottom plate is in contact with a guide rail sliding block of the detection machine tool. The detection mechanism adopts two vertical movable guide rail structures, realizes the bidirectional parallelism detection of the bus and the side bus on the guide rail screw, not only improves the measurement efficiency, but also can improve the measurement precision.
Description
Technical Field
The utility model relates to a guide rail lead screw depth of parallelism detection mechanism belongs to the technical field of the detection device in the lathe assembling process.
Background
In the production and assembly of a machine tool, the parallelism relation between a guide rail and a lead screw is often required to be detected. The requirement is that the meter seat is adsorbed by the flat plate and the pointer is used for reciprocating the flat plate at the position of the bus on the lead screw to be detected to read the numerical value by the simple flat plate detection method at present. The simple flat plate detection method has a gap error in the moving process of a flat plate, can only detect the parallelism of an upper bus between a guide rail and a lead screw, cannot detect the parallelism relation of a side bus, and has limitation.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a guide rail lead screw depth of parallelism detection mechanism, this detection mechanism adopt two vertically to remove the guide rail structure, realize that generating line and side bus bi-directional depth of parallelism detect on the guide rail lead screw, not only improve measurement of efficiency, can improve measurement accuracy moreover.
For solving the above problems, the specific technical scheme of the utility model is as follows: a guide rail lead screw parallelism detection mechanism is characterized in that the upper surface of a bottom plate is connected with a horizontal guide rail pair through screws, a sliding block of the horizontal guide rail pair is connected with the horizontal plane of an L-shaped connecting plate, the outer surface of the vertical surface of the L-shaped connecting plate is connected with a vertical guide rail pair, and a positioning gauge stand is arranged on the sliding block of the vertical guide rail pair; the lower surface of the bottom plate is in contact with a guide rail sliding block of the detection machine tool.
The width of the bottom plate is larger than that of the horizontal guide rail pair, a plurality of groups of countersunk head positioning holes are formed in the bottom plate, and one group of countersunk head positioning holes are connected with a guide rail sliding block of the detection machine tool through bolts.
The length of the horizontal guide rail pair is greater than that of the bottom plate, one end of the horizontal guide rail pair extends out of the end face of the bottom plate, and a stop pin is arranged at the extending tail end of the horizontal guide rail pair.
And the L-shaped connecting plate is provided with a puller pin, and the bottom surface of the puller pin is pressed on the upper surface of the horizontal guide rail pair.
This application the beneficial effects of the utility model are that:
1. the parallelism between the guide rail screws is detected by adopting a guide rail reciprocating motion measurement mode, and compared with the currently widely applied simple flat plate detection method, the structural design is more reasonable, the gap error between a guide rail sliding block and a flat plate caused by artificial movement in the detection process is reduced, and the detection is more accurate;
2. adopt the design of two rolling guide rail pairs, it compares with the simple and easy dull and stereotyped detection method of present wide application has the parallelism that can realize the side generating line between the guide rail lead screw when detecting the last generating line parallelism between the guide rail lead screw and detects, it is more comprehensive to make the detection data, realize the parallelism between the guide rail lead screw and detect, guarantee reasonable precision, can make the lathe pass through the power transmission of lead screw more accurate reliable, be favorable to improving the positioning accuracy and the repeated positioning accuracy of lathe, consequently use on the digit control machine tool and have unique advantage.
Drawings
Fig. 1 is a front view of a guide rail screw parallelism detection mechanism.
Fig. 2 is a plan view of the lead screw parallelism detection mechanism.
Fig. 3 is a sectional view a-a of fig. 1.
Detailed Description
As shown in fig. 1 to 3, in the guide rail lead screw parallelism detection mechanism, the upper surface of a bottom plate 1 is connected with a horizontal guide rail pair 2 through a screw, a sliding block on the horizontal guide rail pair 2 is connected with the horizontal plane of an L-shaped connecting plate 4, the outer surface of the vertical surface of the L-shaped connecting plate 4 is connected with a vertical guide rail pair 5, and a positioning gauge stand 6 is arranged on the sliding block on the vertical guide rail pair 5; the lower surface of the bottom plate 1 is contacted with a guide rail sliding block of a detection machine tool. In order to ensure the connection stability of the bottom plate and a guide rail sliding block for detecting a machine tool, the width of the bottom plate 1 is larger than that of the horizontal guide rail pair 2, a plurality of groups of countersunk head positioning holes 11 are formed in the bottom plate 1, and due to the fact that the types of the guide rail sliding blocks of the machine tool are inconsistent, a plurality of groups of countersunk head positioning holes 11 are designed, and a group of countersunk head positioning holes 11 corresponding to the selected size is connected with a screw nut platform of a lead screw to be detected. The length of the horizontal guide rail pair 2 is greater than that of the bottom plate 1, the moving range of the horizontal guide rail pair 2 is increased, one end of the horizontal guide rail pair 2 extends out of the end face of the bottom plate 1, and a stop pin 7 is arranged at the extending tail end of the horizontal guide rail pair 2 to prevent the sliding block of the horizontal guide rail pair 2 from falling off accidentally.
When the vertical guide rail pair 5 is required to be detected, the horizontal guide rail pair is required to be fixedly positioned, the jacking pin 3 is arranged on the L-shaped connecting plate 4, and the bottom surface of the jacking pin 3 is tightly pressed on the upper surface of the horizontal guide rail pair 2.
The utility model discloses guide rail lead screw parallel detection mechanism's testing process does:
1. measuring the parallelism between the guide rail and the bus on the screw rod: the base plate 1 is positioned on a guide rail slide block of a detection machine tool and is connected and positioned through a group of bolts arranged in countersunk head positioning holes 11 with proper positions; then positioning the measuring meter at a proper position of the L-shaped connecting plate 4 to ensure that a pointer of the measuring meter is contacted with the highest point of the outer circumferential surface of the screw rod, reciprocating the horizontal guide rail pair 2 to make the pointer contacted with the upper end of the outer circumference of the screw rod and read data, sliding the bottom plate 1 for a certain distance along the rail, and reading the data after the pointer is contacted with the upper end of the outer circumference of the screw rod again to obtain the parallelism between a bus and the guide rail on the screw rod;
2. measuring the parallelism between the guide rail and the bus on the upper side of the screw rod: the bottom plate 1 is positioned on a guide rail slide block of a machine tool, a locking pin is tightly propped against a horizontal guide rail pair 2, a measuring meter is attached to a positioning meter seat 6, a vertical guide rail pair 5 is moved in a reciprocating mode to enable a meter needle to be in contact with the outer circumferential side end of a lead screw and read data, the bottom plate 1 slides for a certain distance along a track, the data after the meter needle is in contact with the outer circumferential side end of the lead screw are read again, and the parallelism between a bus on the lead screw side and the guide rail can be obtained.
Claims (4)
1. The utility model provides a guide rail lead screw depth of parallelism detection mechanism which characterized in that: the upper surface of the bottom plate (1) is connected with a horizontal guide rail pair (2) through a screw, a sliding block of the horizontal guide rail pair (2) is connected with the horizontal plane of an L-shaped connecting plate (4), the outer surface of the vertical plane of the L-shaped connecting plate (4) is connected with a vertical guide rail pair (5), and a positioning gauge stand (6) is arranged on the sliding block of the vertical guide rail pair (5); the lower surface of the bottom plate (1) is in contact with a guide rail sliding block of a detection machine tool.
2. The lead screw parallelism detection mechanism according to claim 1, characterized in that: the width of the bottom plate (1) is larger than that of the horizontal guide rail pair (2), a plurality of groups of countersunk head positioning holes (11) are formed in the bottom plate (1), and one group of countersunk head positioning holes (11) are connected with a guide rail sliding block of the detection machine tool through bolts.
3. The lead screw parallelism detection mechanism according to claim 1, characterized in that: the length of the horizontal guide rail pair (2) is greater than that of the bottom plate (1), one end of the horizontal guide rail pair (2) extends out of the end face of the bottom plate (1), and a stop pin (7) is arranged at the extending tail end of the horizontal guide rail pair (2).
4. The lead screw parallelism detection mechanism according to claim 1, characterized in that: and the L-shaped connecting plate (4) is provided with a puller pin (3), and the bottom surface of the puller pin (3) is pressed on the upper surface of the horizontal guide rail pair (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121404563.9U CN214010193U (en) | 2021-06-24 | 2021-06-24 | Guide rail lead screw depth of parallelism detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121404563.9U CN214010193U (en) | 2021-06-24 | 2021-06-24 | Guide rail lead screw depth of parallelism detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214010193U true CN214010193U (en) | 2021-08-20 |
Family
ID=77296691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121404563.9U Active CN214010193U (en) | 2021-06-24 | 2021-06-24 | Guide rail lead screw depth of parallelism detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214010193U (en) |
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2021
- 2021-06-24 CN CN202121404563.9U patent/CN214010193U/en active Active
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