CN219901882U - Sample positioning device for vertical clamp of numerical control machine tool - Google Patents

Abstract

The utility model relates to a sample positioning device for a vertical clamp of a numerical control machine tool, which comprises a supporting part and a lifting part; the support component comprises an upper base, a lower base and a support column, wherein the upper base is connected with the lower base through the support column, and scale marks are arranged at the upper end of the support column along the axial direction; two groups of lifting parts are symmetrically arranged at the upper part of the supporting part, and each lifting part comprises a supporting plate, a guide rod, a jackscrew and a scale pointer; two ends of the supporting plate are fixedly connected with one end of the guide rod, and the other end of the guide rod is matched and spliced with the upper base; the jackscrew passes the upper base to with upper base cooperation spiro union, jackscrew top and layer board bottom surface middle part top connect, rotatory jackscrew drives layer board up-and-down rectilinear motion, guide arm bottom and scale pointer fixed connection. The device can solve the problem that the positioning performance of the manual adjustment sample processing position of an operator is poor.

Description

Sample positioning device for vertical clamp of numerical control machine tool

Technical Field

The utility model relates to the technical field of sample positioning devices, in particular to a sample positioning device for a vertical clamp of a numerical control machine tool.

Background

The numerical control machine tool is widely used in the mechanical manufacturing industry and can be used for processing samples such as large flat-bulb steel, medium plate, seamless petroleum pipe and the like. When a sample is processed on the numerical control machine tool, the sample is required to be placed on a workbench, the processing position of the sample is adjusted, and then the clamp of the numerical control machine tool is used for clamping and fixing.

At present, a sample is manually placed on a machine tool workbench by an operator and the processing position of the sample is manually adjusted by the operator, so that the problems of inclination of a sample processing surface, poor positioning performance, low efficiency and great potential safety hazard exist. In addition, if the sample needs to be changed to a machined surface, the operator needs to put and adjust the machined position multiple times, so that the accumulated error is increased, and the machining precision of the sample cannot be ensured.

The Chinese patent publication No. CN215910326U discloses a device for positioning the center of an analysis sample of a spark direct-reading spectrometer, which is used for positioning a test sample between two limiting carrier plates, rotating a supporting thread cylinder, and driving a positioning plate to move upwards by a lifting threaded rod due to the threaded connection of the lifting threaded rod and the supporting thread cylinder so as to adjust the positioning height of the test sample. However, the device does not have scale marks, the height of the sample cannot be quantitatively adjusted, and the device cannot be used for samples with different thicknesses.

Disclosure of Invention

The utility model provides a sample positioning device for a vertical clamp of a numerical control machine tool, which can solve the problem of poor positioning property of manually adjusting a sample processing position by an operator.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

a sample positioning device for a vertical clamp of a numerical control machine tool comprises a supporting component and a lifting component; the support component comprises an upper base, a lower base and a support column, wherein the upper base is connected with the lower base through the support column, and scale marks are arranged at the upper end of the support column along the axial direction; two groups of lifting parts are symmetrically arranged at the upper part of the supporting part, and each lifting part comprises a supporting plate, a guide rod, a jackscrew and a scale pointer; two ends of the supporting plate are fixedly connected with one end of the guide rod, and the other end of the guide rod is matched and spliced with the upper base; the jackscrew passes the upper base to with upper base cooperation spiro union, jackscrew top and layer board bottom surface middle part top connect, rotatory jackscrew drives layer board up-and-down rectilinear motion, guide arm bottom and scale pointer fixed connection.

The scale marks are arranged on a plane for processing the column body of the column.

The scale pointer is of a triangular sheet structure and is fixedly connected with the bottom end of the guide rod through a screw.

The middle parts of the upper base and the lower base are respectively provided with a through hole.

The upper surface of the supporting plate is provided with a V-shaped groove.

The bottom end of the jackscrew is connected with a knob.

The knob is a cylinder or a flat plate.

Compared with the prior art, the utility model has the beneficial effects that:

1) The utility model can help operators to adjust the processing position of the sample, effectively improve the positioning accuracy of the sample, improve the adjustment work efficiency and the safety coefficient and avoid clamping the operators by the machine tool clamp.

2) According to the utility model, the height of the supporting plate is adjusted by rotating the jackscrews according to the scales on the support posts, so that the requirements of processing positions with different heights can be met.

3) The heights of the two groups of lifting assemblies can be adjusted differently to meet the positioning requirements of samples with different thicknesses.

4) Through holes are formed in the middle parts of the upper base and the lower base, so that the weight of the device can be reduced, and an operator can conveniently take the device; in addition, because the device is placed on the platform below the machine tool clamp, the processing miscellaneous bits can remain in the area of placing, and the through-hole is favorable to observing and adjusting the device position, guarantees to place steadily.

5) The upper surface of the supporting plate can be provided with a V-shaped groove structure, so that the positioning requirement of a pipe fitting sample or an arc bottom surface sample can be met.

6) The knob is arranged at the bottom end of the jackscrew, so that an operator can conveniently rotate the jackscrew, and the working efficiency is improved.

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 utility model. In the drawings:

fig. 1 is a schematic structural view of a sample positioning device for a vertical fixture of a numerically controlled machine tool according to the present utility model.

Fig. 2 is a schematic view of the structure of the present utility model mated with a machine tool fixture.

FIG. 3 is a schematic view of the height adjustment structure of two sets of lifting assemblies according to the present utility model.

Fig. 4 is a schematic view of the V-groove structure of the pallet of the present utility model.

Reference numerals illustrate:

in the figure: 1. support part 2, lifting part 3, sample one 4, sample two 5, clamp 11, upper base 12, lower base 13, pillar 14, scale mark 21, pallet 22, guide rod 23, jackscrew 24, scale pointer 25, knob

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:

[ example 1 ]

As shown in fig. 1 and 2, the sample positioning device for the vertical fixture of the numerical control machine tool of the present utility model comprises a supporting member 1 and a lifting member 2. The supporting component 1 comprises an upper base 11, a lower base 12 and a support column 13, wherein the upper base 11 is fixedly connected with the lower base 12 through four support columns 13, one side of the column body of the support column 13 is made into a plane, and graduation marks 14 are arranged on the plane along the axial direction. Two groups of lifting parts 2 are symmetrically arranged on the upper part of the supporting part 1, and the lifting parts 2 comprise a supporting plate 21, a guide rod 22, a jackscrew 23 and a scale pointer 24. Two ends of the supporting plate 21 are fixedly connected with one end of a guide rod 22, and the other end of the guide rod 22 is matched and spliced with the upper base 11. The top end of the jackscrew 23 is propped against the middle part of the bottom surface of the supporting plate 21, the jackscrew 23 penetrates through the upper base 11 and is matched and screwed with the upper base 11, the top end of the jackscrew 23 is propped against the middle part of the bottom surface of the supporting plate 21, the supporting plate 21 is driven to move up and down in a linear mode through rotating the jackscrew 23, and the guide rod 22 plays a role in guiding. The bottom end of the guide rod 22 is provided with a scale pointer 24, and the scale pointer 24 is fixedly connected with the bottom of the guide rod 22 and enables the scale pointer 24 to point to the scale line 14. The bottom of the jackscrew 23 is provided with a cylinder knob 25, and the jackscrew 23 and the cylinder knob 25 are fixed by welding.

In this embodiment, through holes are formed in the middle of the upper base 11 and the lower base 12. The weight of the device can be reduced, and the device is convenient for operators to take; in addition, because the device is placed on the platform below the machine tool fixture 5, the processing miscellaneous bits can remain in the area of placing, and the through-hole is favorable to observing and adjusting the device position, guarantees to place steadily.

In this embodiment, the scale pointer 24 has a triangular sheet structure, and is fixedly connected with the bottom end of the guide rod through a screw.

The utility model discloses a sample positioning device for a vertical fixture of a numerical control machine tool, which is matched with a vertical fixture 5 of the numerical control machine tool for use, and the specific working process is as follows:

1) The top screw 23 is rotated by the knob 25 according to the height between the machining position of the machine tool and the platform, so as to adjust the height between the upper surface of the pallet 21 and the lower bottom surface of the lower base 12, and the heights are consistent.

2) The first sample 3 is measured to have a dimension h, and the jackscrew 23 is rotated by the knob 25 according to the measured dimension h, and the graduation mark 14 is referenced, so that the height of the upper surface of the pallet 21 is lowered by h.

3) The device is placed on a platform below the vertical fixture 5 of the numerical control machine, and the first sample 3 is placed on the supporting plate 21 of the device, so that the upper surface of the first sample 3 is in a processing position, as shown in fig. 2. (in this case, the height of the pallet 21 may be adjusted as necessary so that the machining position of the machining surface of the first sample 3 satisfies the positioning requirement) and then the clamp 5 of the numerical control machine tool clamps the sample.

4) The knob 25 then rotates the jackscrew 23, causing the tray 21 to move downwardly, disengage from the first sample 3, and the positioning device is removed. The work of the positioning device is completed. After the positioning device is taken out, a processing sample one 3 can be processed.

5) If two samples 4 having different thicknesses are processed, the heights of the two sets of lift assemblies 2 can be adjusted differently, as shown in fig. 3.

[ example 2 ]

In this embodiment, a basic structure of a sample positioning device for a vertical jig for a numerical control machine is the same as that of embodiment 1, and a V-groove structure is provided on a pallet on the basis thereof, as shown in fig. 4.

The V-shaped groove structure in the embodiment can meet the positioning requirement of a pipe fitting sample or a sample with an arc-shaped bottom surface.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further. Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.

Claims (7)

1. The sample positioning device for the vertical clamp of the numerical control machine tool is characterized by comprising a supporting component and a lifting component; the support component comprises an upper base, a lower base and a support column, wherein the upper base is connected with the lower base through the support column, and scale marks are arranged at the upper end of the support column along the axial direction; two groups of lifting parts are symmetrically arranged at the upper part of the supporting part, and each lifting part comprises a supporting plate, a guide rod, a jackscrew and a scale pointer; two ends of the supporting plate are fixedly connected with one end of the guide rod, and the other end of the guide rod is matched and spliced with the upper base; the jackscrew passes the upper base to with upper base cooperation spiro union, jackscrew top and layer board bottom surface middle part top connect, rotatory jackscrew drives layer board up-and-down rectilinear motion, guide arm bottom and scale pointer fixed connection.

2. The sample positioning device for a vertical fixture of a numerically controlled machine tool according to claim 1, wherein the graduation marks are provided on a plane of processing of a column shaft of the column.

3. The sample positioning device for the vertical fixture of the numerical control machine tool according to claim 1, wherein the scale pointer is of a triangular sheet structure and is fixedly connected with the bottom end of the guide rod through a screw.

4. The sample positioning device for the vertical fixture of the numerical control machine tool according to claim 1, wherein through holes are formed in the middle of the upper base and the lower base.

5. The sample positioning device for the vertical fixture of the numerical control machine tool according to claim 1, wherein the upper surface of the supporting plate is provided with a V-shaped groove.

6. The sample positioning device for the vertical fixture of the numerical control machine tool according to claim 1, wherein the bottom end of the jackscrew is connected with a knob.

7. The sample positioning device for a vertical fixture of a numerically controlled machine tool according to claim 6, wherein the knob is a cylinder or a flat plate.