CN220575261U - Workpiece positioning pedestal for roundness measuring instrument - Google Patents

Abstract

The utility model relates to the technical field of roundness measuring instruments, in particular to a workpiece positioning pedestal for a roundness measuring instrument, which comprises a roundness measuring instrument body and a rotary table, wherein the rotary table is arranged on the left side of the roundness measuring instrument body, a connecting component for connection is arranged on the rotary table, a limiting component for limiting is arranged on the right side of the connecting component, and a clamping component for clamping a workpiece is arranged at the upper end of a placing plate of the connecting component.

Description

Workpiece positioning pedestal for roundness measuring instrument

Technical Field

The utility model relates to the technical field of roundness measuring equipment, in particular to a workpiece positioning pedestal for roundness measuring equipment.

Background

The roundness measuring instrument is a measuring tool for measuring roundness errors of a workpiece by using a rotation shaft method, and is divided into a sensor rotation type and a workbench rotation type, when in measurement, a measured piece and a precise shaft are concentrically arranged, and the precise shaft carries out precise circular motion by tying an inductive length sensor or a workbench;

there is roundness measuring apparatu that has fixed work piece on the market, but original fixing device generally all is fixed mounting on the revolving stage, can not dismantle according to the user demand to some current fixing device can not closely fix the component, still destroys the position of work piece easily when the revolving stage rotates, influences measuring accuracy, for this we propose a work piece positioning pedestal for roundness measuring apparatu to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a workpiece positioning pedestal for a roundness measuring instrument, which solves the problems that a fixing device proposed in the background art is fixedly arranged on a rotary table, can not be disassembled according to the use requirement, can not tightly fix elements and is easy to damage the position of a workpiece when the rotary table rotates.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a work piece positioning pedestal for roundness measuring equipment, includes roundness measuring equipment body and revolving stage, the revolving stage is installed in the left side of roundness measuring equipment body, set up the coupling assembling who is used for connecting on the revolving stage, coupling assembling's right side is provided with the spacing subassembly that is used for spacing, coupling assembling place the board upper end and be provided with the clamping assembly who is used for pressing from both sides tight work piece.

Preferably, the connecting assembly comprises a sliding groove, the upper surface of the rotating table is provided with the sliding groove, a sliding block is connected in the sliding groove in a sliding mode, and the upper end of the sliding block is fixedly connected with a placing plate.

Preferably, the inner diameter of the sliding groove is matched with the outer diameter of the sliding block, and the longitudinal sections of the sliding groove and the sliding block are T-shaped.

Preferably, the limiting component comprises a movable groove, the right side of the sliding groove is provided with the movable groove, a spring is transversely arranged in the movable groove, the left end of the spring is fixedly connected with a limiting block, and the right side of the limiting block is fixedly connected with a pull rod.

Preferably, the clamping assembly comprises a rotating groove, the upper end of the placing plate is provided with the rotating groove, the rear end of the placing plate is fixedly connected with a motor, the front end of the motor is fixedly connected with a bidirectional screw, a threaded sleeve is sleeved on the bidirectional screw, the upper end of the threaded sleeve is fixedly connected with a clamping block, and the inner wall of the clamping block is provided with an anti-slip pad.

Preferably, the anti-slip pad is attached to the inner wall of the clamping block, and the anti-slip pad is made of rubber materials.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the connecting component is arranged, so that when the clamping component is needed to be used, the connecting component can be connected with the rotary table, the disassembly and the assembly are convenient according to the use requirement, and in addition, the limiting component is arranged, so that the connected placing plate can be limited and fixed, and the placing plate is prevented from being separated from the chute due to centrifugal force when the rotary table rotates;

through setting up clamping assembly, can press from both sides tightly fixedly the work piece that needs to measure, avoid the revolving stage when rotatory, the position of work piece changes, arouses measuring inaccuracy to through setting up the slipmat, make the clamp splice difficult slip at the in-process of pressing from both sides tightly, and can protect the surface of work piece not produce the grinding mark.

Description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of a rotary table according to the present utility model;

FIG. 3 is a schematic rear view of the structure of the placement plate of the present utility model;

fig. 4 is a schematic left-hand cross-sectional view of a structure for placing a board in the present utility model.

In the figure: 1. a roundness measuring instrument body; 2. a rotary table; 3. a chute; 4. a slide block; 5. placing a plate; 6. a movable groove; 7. a spring; 8. a limiting block; 9. a pull rod; 10. a rotating groove; 11. a motor; 12. a bidirectional screw; 13. a screw sleeve; 14. clamping blocks; 15. an anti-slip mat.

The specific embodiment is as follows:

the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a roundness measuring equipment is with work piece location pedestal, includes roundness measuring equipment body 1 and revolving stage 2, and revolving stage 2 is installed in roundness measuring equipment body 1's left side, sets up the coupling assembling who is used for connecting on the revolving stage 2, and coupling assembling's right side is provided with the spacing subassembly that is used for spacing, and coupling assembling's place board 5 upper end is provided with the clamping assembly that is used for pressing from both sides tight work piece;

this device is through setting up coupling assembling, can dismantle and install placing plate 5 according to the use needs, avoid placing plate 5 and revolving stage 2 fixed connection, cause the inconvenience of use, and can carry out spacing fixedly with placing plate 5 after connecting through setting up spacing subassembly, avoid leading to slider 4 to slide out from spout 3 because of revolving stage 2 is rotatory, in addition, through setting up clamping assembly, can press from both sides tightly fixedly to the work piece, avoid the work piece directly to place on placing plate 5 or revolving stage 2, take place the displacement when revolving stage 2 is rotatory, influence measuring result.

Further, coupling assembling includes spout 3, and spout 3 has been seted up to the upper surface of revolving stage 2, and sliding connection has slider 4 in spout 3, and board 5 is placed to slider 4's upper end fixedly connected with, as shown in fig. 2 and fig. 3, this structure makes can place the dismantlement and the installation of board 5 according to the user demand, avoids placing board 5 and revolving stage 2 fixed connection, inconvenient use.

Further, the inside diameter of the sliding groove 3 is matched with the outside diameter of the sliding block 4, the longitudinal sections of the sliding groove 3 and the sliding block 4 are T-shaped, as shown in fig. 2 and 3, the structure connects the rotating table 2 with the placing plate 5, and the placing plate 5 is not easy to separate from the rotating table 2.

Further, spacing subassembly includes movable groove 6, and movable groove 6 has been seted up on the right side of spout 3, transversely is provided with spring 7 in the movable groove 6, and spring 7's left end fixedly connected with stopper 8, stopper 8's right side fixedly connected with pull rod 9, as shown in fig. 2, this structure can be fixed placing plate 5 after connecting, avoids sliding out from spout 3 because of revolving stage 2 rotatory slider 4.

Further, the clamping assembly comprises a rotating groove 10, the upper end of the placing plate 5 is provided with the rotating groove 10, the rear end of the placing plate 5 is fixedly connected with a motor 11, the front end of the motor 11 is fixedly connected with a bidirectional screw rod 12, a screw sleeve 13 is sleeved on the bidirectional screw rod 12, the upper end of the screw sleeve 13 is fixedly connected with a clamping block 14, the inner wall of the clamping block 14 is provided with an anti-slip pad 15, as shown in fig. 1 and 4, the structure can clamp a workpiece to be measured, and the workpiece is prevented from being displaced when the rotating table 2 rotates, so that the measuring result is prevented from being influenced.

Further, the anti-slip pad 15 is attached to the inner wall of the clamping block 14, and the anti-slip pad 15 is made of rubber material, as shown in fig. 2 and fig. 4, the structure can increase friction between the clamping block 14 and the workpiece, and when the clamping block 14 clamps the workpiece, the surface of the workpiece can be protected from abrasion.

Working principle: when the clamping assembly is needed, the placing plate 5 can be connected with the rotating table 2 through the connecting assembly, the sliding block 4 slides into the sliding groove 3, the limiting block 8 is pushed while sliding into the sliding groove 3, the limiting block 7 is compressed and enters the movable groove 6, after the sliding block 4 completely enters the sliding groove 3, the limiting block 8 is not extruded any more, the sliding block 4 sliding into the sliding groove 3 can be fixed due to the resilience force of the spring 7, the sliding block 4 is prevented from sliding out of the sliding groove 3 when the rotating table 2 rotates, a workpiece to be measured can be placed between two groups of clamping blocks 14 after the placing plate 5 is connected, the motor 11 is started, the motor 11 drives the bidirectional screw rod 12 to rotate and perform a thread action with the screw sleeve 13, the screw sleeve 13 drives the two groups of clamping blocks 14 to approach the workpiece at the same time until the workpiece is clamped, the motor 11 can be closed, and then the measuring work can be performed through the roundness meter body 1;

after the measurement is completed, the motor 11 can be started, so that the motor 11 drives the bidirectional screw rod 12 to rotate and conduct a thread effect with the screw sleeve 13, the screw sleeve 13 drives the two groups of clamping blocks 14 to move in a direction away from a workpiece at the same time, the workpiece is not fixed, the workpiece can be taken out, if a clamping assembly is not needed, the workpiece can be detached, the limiting block 8 is subjected to tension to compress the spring 7 and enters the movable groove 6 by pulling the pull rod 9, the sliding block 4 is not fixed at the moment, and can slide out of the sliding groove 3, and when the sliding block 4 completely slides out of the sliding groove 3, the pull rod 9 can be loosened, so that the limiting block 8 is reset, and the whole working principle of the utility model is described above.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a roundness measuring equipment is with work piece location pedestal, includes roundness measuring equipment body (1) and revolving stage (2), its characterized in that: the roundness measuring instrument is characterized in that the rotary table (2) is arranged on the left side of the roundness measuring instrument body (1), a connecting component used for connection is arranged on the rotary table (2), a limiting component used for limiting is arranged on the right side of the connecting component, and a clamping component used for clamping a workpiece is arranged at the upper end of a placing plate (5) of the connecting component.

2. The workpiece positioning pedestal for roundness measuring equipment according to claim 1, wherein: the connecting assembly comprises a sliding groove (3), the sliding groove (3) is formed in the upper surface of the rotary table (2), a sliding block (4) is connected in the sliding groove (3) in a sliding mode, and a placing plate (5) is fixedly connected to the upper end of the sliding block (4).

3. The workpiece positioning pedestal for roundness measuring equipment according to claim 2, wherein: the inner diameter of the sliding groove (3) is matched with the outer diameter of the sliding block (4), and the longitudinal sections of the sliding groove (3) and the sliding block (4) are T-shaped.

4. The workpiece positioning pedestal for roundness measuring equipment according to claim 2, wherein: the limiting component comprises a movable groove (6), the right side of the sliding groove (3) is provided with the movable groove (6), a spring (7) is transversely arranged in the movable groove (6), the left end of the spring (7) is fixedly connected with a limiting block (8), and the right side of the limiting block (8) is fixedly connected with a pull rod (9).

5. The workpiece positioning pedestal for roundness measuring equipment according to claim 2, wherein: the clamping assembly comprises a rotating groove (10), the upper end of the placing plate (5) is provided with the rotating groove (10), the rear end of the placing plate (5) is fixedly connected with a motor (11), the front end of the motor (11) is fixedly connected with a bidirectional screw rod (12), a screw sleeve (13) is sleeved on the bidirectional screw rod (12), the upper end of the screw sleeve (13) is fixedly connected with a clamping block (14), and the inner wall of the clamping block (14) is provided with an anti-slip pad (15).

6. The workpiece positioning pedestal for roundness measuring equipment according to claim 5, wherein: the anti-slip pad (15) is attached to the inner wall of the clamping block (14), and the anti-slip pad (15) is made of rubber materials.