CN213714206U

CN213714206U - Auxiliary combined clamp of laser interferometer

Info

Publication number: CN213714206U
Application number: CN202022466627.XU
Authority: CN
Inventors: 高岩; 叶东国; 付志江
Original assignee: Dalian Lamotion Optical Co ltd
Current assignee: Dalian Lamotion Optical Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-16
Anticipated expiration: 2030-10-30

Abstract

The utility model is suitable for a machine-building detects supplementary technical field, discloses a combination anchor clamps is assisted to laser interferometer, including detecting the platform, it has the carriage to detect bench top side fixed mounting, the horizontal fixed mounting in carriage top middle part surface has the connecting rod, end surface slidable mounting has the cavity sliding block in the connecting rod, cavity sliding block bottom fixed surface installs hydraulic pressure and promotes the jar. The utility model discloses because at connecting rod surface mounting cavity sliding block, can promote the cavity sliding block at connecting rod surface horizontal migration, and then adjust the clamp plate that supports of cavity sliding block bottom and carry out horizontal migration examining test table top, and then can guarantee to support the clamp plate and can be in and wait to detect work piece top surface, can promote to support the clamp plate through the operation of hydraulic pressure propulsion jar and examine test table surface vertical migration, guarantee to support the clamp plate and can laminate and wait to detect work piece surface and carry out the centre gripping stable processing to it, comparatively practical, be fit for extensively promoting and using.

Description

Auxiliary combined clamp of laser interferometer

Technical Field

The utility model is suitable for a machine-building detects supplementary technical field, in particular to laser interferometer assists modular fixture.

Background

At present, laser interferometer products have the advantages of high measurement precision, high measurement speed, high resolution at the highest speed measurement, large measurement range and the like. The device can be combined with different optical components to realize measurement of various geometric accuracies such as linearity, verticality, angle, planeness, parallelism and the like, when a workpiece needs to be measured, an object needing to be measured needs to be stably placed in a corresponding clamp, and then a corresponding laser interferometer is used for detecting the workpiece.

However, the laser interferometer jigs used today still have some disadvantages: because the work piece that needs to detect all directly places corresponding test table surface generally, but like this when detecting, in case detect the platform and receive outside striking and rock the back, very easily lead to the work piece on its surface to take place the displacement, and then influence its testing result's accuracy to because the work piece top is when the inclined plane, when carrying out centre gripping stable treatment to it from the top, the clamping plate surface is too little with work piece top surface area of contact, then can influence the stability of work piece centre gripping, and then influence its testing result's accuracy. Therefore, we propose a laser interferometer auxiliary combination fixture.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a laser interferometer assists modular fixture can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a laser interferometer assists modular fixture, includes and examines test table, it has the carriage to examine test table top side fixed mounting, the horizontal fixed mounting in carriage top middle part surface has the connecting rod, end surface slidable mounting has the cavity sliding block in the connecting rod, cavity sliding block bottom fixed surface installs hydraulic pressure and promotes the jar, the transmission shaft bottom surface of hydraulic pressure promotion jar articulates through first pivot has the dead lever, the horizontal fixed mounting in dead lever bottom surface has the board of supporting, the vertical spacing screw of having seted up in cavity sliding block top middle part, spacing screw is inside to be twisted through the screw thread and is connect the spacing bolt.

Preferably, the inside rotatory screw that has all vertically seted up of connecting rod left and right sides, the inside rotatory screw is twisted and is connected with the rotating rod through the screw thread, the rotating rod bottom surface is connected with the hollow tube through the bearing rotation.

Preferably, the surface of the middle part of the bottom end of the hollow pipe is hinged with a rotating plate through a second rotating shaft, and the surface of the bottom end of the rotating plate is movably attached to the surface of the top of the abutting plate.

Preferably, the bottom surface of the pressing plate is bonded with an anti-skid friction pad.

Preferably, the surface of the bottom end of the limiting bolt is bonded with a damping cushion.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model relates to an auxiliary combined clamp of a laser interferometer, because the hollow sliding block is arranged on the surface of the connecting rod, the hollow sliding block can be pushed to move horizontally on the surface of the connecting rod, so as to adjust the pressing plate at the bottom of the hollow sliding block to horizontally move at the top of the detection table, thereby ensuring that the pressing plate can be positioned on the upper surface of the workpiece to be detected, the pressing plate can be pushed to vertically move on the surface of the detection table by the operation of the hydraulic pushing cylinder, so that the pressing plate can be attached to the surface of a workpiece to be detected to clamp and stabilize the workpiece, and the limit bolt is arranged in the corresponding limit screw hole, after the position of the hollow sliding block on the surface of the connecting rod is pushed and adjusted, the limit bolt is rotated until the damping soft pad at the bottom of the limit bolt is tightly attached to the surface of the connecting rod, the position of the hollow sliding block is limited, and the hollow sliding block and the pressing plate at the bottom of the hollow sliding block cannot move randomly to influence the detection processing of the object to be detected.

2. The utility model discloses a modular fixture is assisted to laser interferometer, because promote the cylinder bottom at hydraulic pressure and will support the clamp plate through first pivot and connect, can drive through the rotation of first pivot and support the clamp plate and rotate the slope, guarantee to support the clamp plate and can laminate the article top at different inclined surface, and install the rotary rod inside the rotatory screw that the connecting rod both sides were seted up, can rotate the slope back supporting the clamp plate, rotate the rotary rod, the hollow tube that drives its bottom reciprocates, the clamp plate surface laminating of until the hollow tube bottom is in corresponding clamp plate both sides of supporting, the inclination to the clamp plate is injectd, guarantee to support the clamp plate and laminate all the time and treat that the work piece surface carries out the centre gripping to it, guarantee to examine the accuracy of time measuring using laser interferometer.

Drawings

FIG. 1 is a schematic view of an overall front view cross-sectional structure of an auxiliary combination fixture of a laser interferometer according to the present invention;

fig. 2 is a schematic diagram of the overall side view structure of the laser interferometer auxiliary combined clamp of the present invention.

Reference numerals: 1. a detection table; 2. a support frame; 3. a connecting rod; 4. a hollow slider; 5. a limiting screw hole; 6. a limit bolt; 7. a damping cushion; 8. a hydraulic push cylinder; 9. a first rotating shaft; 10. fixing the rod; 11. pressing the plate; 12. rotating the screw hole; 13. rotating the rod; 14. a bearing; 15. a hollow tube; 16. a second rotating shaft; 17. a rotating plate; 18. an anti-skid friction pad.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

As shown in fig. 1-2, an auxiliary combination fixture for a laser interferometer comprises a detection table 1, wherein a support frame 2 is fixedly mounted on the side edge of the top of the detection table 1, a connecting rod 3 is transversely and fixedly mounted on the surface of the middle portion of the top of the support frame 2, a hollow sliding block 4 is slidably mounted on the surface of the middle portion of the connecting rod 3, a hydraulic pushing cylinder 8 is fixedly mounted on the surface of the bottom end of the hollow sliding block 4, a fixing rod 10 is hinged to the surface of the bottom end of a transmission shaft of the hydraulic pushing cylinder 8 through a first rotating shaft 9, a pressing plate 11 is transversely and fixedly mounted on the surface of the bottom end of the fixing rod 10, a limiting screw hole 5 is vertically formed in the middle portion of the top end of the hollow.

In the embodiment, as shown in fig. 1 and fig. 2, since the hollow sliding block 4 is installed on the surface of the connecting rod 3, the hollow sliding block 4 can be pushed to horizontally move on the surface of the connecting rod 3, and then the pressing plate 11 at the bottom of the hollow sliding block 4 is adjusted to horizontally move on the top of the detection table 1, and further the pressing plate 11 can be ensured to be located on the surface above the workpiece to be detected, the pressing plate 11 can be pushed to vertically move on the surface of the detection table 1 by the operation of the hydraulic pushing cylinder 8, and the pressing plate 11 can be ensured to be attached to the surface of the workpiece to be detected to perform clamping stabilization treatment on the workpiece to be detected, and the limit bolt 6 is installed inside the corresponding limit screw hole 5, after the position of the hollow sliding block 4 on the surface of the connecting rod 3 is pushed and adjusted, the limit bolt 6 is rotated until the damping cushion, the hollow sliding block 4 and the pressing plate 11 at the bottom of the hollow sliding block are ensured not to move randomly to influence the detection processing of the object to be detected.

Wherein, the inside rotatory screw 12 of all vertically having seted up of the left and right sides of connecting rod 3, rotatory screw 12 is inside to be screwed with the rotating rod 13 through the screw thread, rotating rod 13 bottom surface is connected with hollow tube 15 through bearing 14 rotation.

In this embodiment, as shown in fig. 1, since the pressing plate 11 is connected to the bottom of the hydraulic pushing cylinder 8 through the first rotating shaft 9, the pressing plate 11 can be driven to rotate and tilt through the rotation of the first rotating shaft 9, it is ensured that the pressing plate 11 can be attached to the tops of objects with different tilt surfaces, and the rotating rod 13 is installed inside the rotating screw holes 12 formed in the two sides of the connecting rod 3, after the pressing plate 11 rotates and tilts, the rotating rod 13 is rotated to drive the hollow tube 15 at the bottom of the hollow tube to move up and down, until the surface of the rotating plate 17 at the bottom of the hollow tube 15 is attached to the two sides of the corresponding pressing plate 11, the tilt angle of the pressing plate 11 is limited, it is ensured that the pressing plate 11 is always attached to the surface of the workpiece to be detected to clamp the workpiece, and the accuracy when the workpiece.

The surface of the middle part of the bottom end of the hollow tube 15 is hinged with a rotating plate 17 through a second rotating shaft 16, and the surface of the bottom end of the rotating plate 17 is movably attached to the surface of the top of the pressing plate 11.

In this embodiment, as shown in fig. 1 and fig. 2, the rotating plate 17 is ensured to be attached to the surface of the corresponding pressing plate 11 to limit the position thereof.

Wherein, the bottom surface of the pressing plate 11 is adhered with an anti-skid friction pad 18.

In this embodiment, as shown in fig. 1, it is ensured that the pressing plate 11 can stably clamp and stabilize a workpiece.

Wherein, the surface of the bottom end of the limit bolt 6 is adhered with a damping soft pad 7.

In this embodiment, as shown in fig. 1 and 2, the bottom of the limit bolt 6 is attached to the surface of the connecting pipe 3 to limit the position of the hollow sliding block 4.

It should be noted that the utility model relates to a laser interferometer auxiliary combined clamp, the components are all general standard components or components known by technicians in this neighborhood, the structure and principle of the clamp can be known by technical manuals or by conventional experimental methods, when in use, a workpiece to be detected is placed on the top surface of a detection table 1, a hollow sliding block 4 is pushed, the horizontal position of a pressing plate 11 is adjusted to enable the pressing plate 11 to be positioned above the workpiece, a limit bolt 6 is rotated until a damping cushion 7 at the bottom of the limit bolt is attached to the surface of a connecting rod 3, a hydraulic pushing cylinder 8 is opened through an external control switch until the pressing plate 11 is attached to the top surface of the workpiece, a rotating rod 13 is rotated until a rotating plate 17 at the bottom of the rotating rod is attached to the surfaces at two sides of the pressing plate 11 all the time, the pressing plate 11 is ensured to be attached to the surface of the workpiece in a rotating and inclining manner, the subsequent laser interferometer is used for detecting and processing the workpiece, compared with the traditional mechanical manufacturing detection auxiliary technology, the device has the advantages that the hollow sliding block 4 is arranged on the surface of the connecting rod 3, the hollow sliding block 4 can be pushed to horizontally move on the surface of the connecting rod 3, the pressing plate 11 at the bottom of the hollow sliding block 4 is adjusted to horizontally move on the top of the detection table 1, the pressing plate 11 can be ensured to be positioned on the upper surface of a workpiece to be detected, the pressing plate 11 can be pushed to vertically move on the surface of the detection table 1 through the operation of the hydraulic pushing cylinder 8, the pressing plate 11 can be ensured to be attached to the surface of the workpiece to be detected to clamp and stabilize the workpiece to be detected, the limiting bolt 6 is arranged in the corresponding limiting screw hole 5, the limiting bolt 6 can be rotated until the damping cushion 7 at the bottom of the limiting bolt is attached to the surface of the connecting rod 3 after the position of the hollow sliding block 4 on the surface, the hollow sliding block 4 and the pressing plate 11 at the bottom of the hollow sliding block are ensured not to move randomly to influence the detection processing of the object to be detected.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a laser interferometer assists modular fixture, includes detects platform (1), its characterized in that: detect platform (1) top side fixed mounting have carriage (2), the horizontal fixed mounting in carriage (2) top middle part surface has connecting rod (3), connecting rod (3) middle-end surface slidable mounting has cavity sliding block (4), cavity sliding block (4) bottom fixed surface installs hydraulic pressure and promotes jar (8), the transmission shaft bottom surface of hydraulic pressure promotion jar (8) articulates through first pivot (9) has dead lever (10), the horizontal fixed mounting in dead lever (10) bottom surface has to clamp plate (11), the vertical spacing screw (5) of having seted up in cavity sliding block (4) top middle part, spacing screw (5) inside is twisted through the screw and is connect spacing bolt (6).

2. The laser interferometer auxiliary cluster jig of claim 1, wherein: rotatory screw (12) have all vertically been seted up to connecting rod (3) left and right sides inside, rotatory screw (12) are inside to be twisted through the screw and are connected with rotating rod (13), rotating rod (13) bottom surface is rotated through bearing (14) and is connected with hollow tube (15).

3. The laser interferometer auxiliary cluster jig of claim 2, wherein: the surface of the middle part of the bottom end of the hollow pipe (15) is hinged with a rotating plate (17) through a second rotating shaft (16), and the surface of the bottom end of the rotating plate (17) is movably attached to the surface of the top of the pressing plate (11).

4. The laser interferometer auxiliary cluster jig of claim 1, wherein: and an anti-skid friction pad (18) is bonded on the bottom end surface of the pressing plate (11).

5. The laser interferometer auxiliary cluster jig of claim 1, wherein: and a damping cushion (7) is bonded on the surface of the bottom end of the limiting bolt (6).