CN217596612U

CN217596612U - Measuring head handle of a knife that installation accuracy is high

Info

Publication number: CN217596612U
Application number: CN202220748012.2U
Authority: CN
Inventors: 时小光
Original assignee: Hamoo Measurement Technology Suzhou Co ltd
Current assignee: Hamoo Measurement Technology Suzhou Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-10-18
Anticipated expiration: 2032-04-02

Abstract

A measurement head handle of a knife that installation accuracy is high includes: the anti-rotation component can better ensure that circumferential deviation cannot occur in the threaded connection process through angle dislocation; the advantage can not produce the difference because of operating personnel is different for the size of fastening force as follows, and four adjusting screw after the 45 integral rotation can be better on the basis that fastening force both ends distribute with centering effort evenly distributed, improve centering efficiency, centering precision, satisfy the higher digit control machine tool of required precision and use.

Description

Measuring head handle of a knife that installation accuracy is high

Technical Field

The utility model relates to a digit control machine tool processing, measure technical field, specifically be a measuring head handle of a knife that installation accuracy is high.

Background

Measuring head in the digit control machine tool combines the three-dimensional system to realize the measurement of automatic size, the measuring head generally includes the measuring needle, swing contact subassembly, the measuring head body, power supply unit, the circuit board, electronic components etc, wherein the upper end of measuring head is fixed with the digit control machine tool through the handle of a knife, handle of a knife among the prior art and measuring head upper end are connected with the blind rivet earlier, the installation centering precision of four screw adjustment measuring heads of circumferencial direction is twisted to the rethread, but because the different tight firm degree differences that lead to of the sticising of handle of a knife and measuring head of each operator of latin interlinkage in-process difference, the precision that leads to later stage centering operation is inconsistent (often can lead to 1 ~ 2um skew), only satisfy the not high digit control machine tool use of required precision.

Secondly, the traditional tool holder is provided with two planes at two ends of the diameter, and a fastening screw is arranged above the two plane precision adjusting screws, so that the total number of screws is large, and the operation is complex.

The utility model provides a measuring head handle of a knife that installation accuracy is high satisfies the digit control machine tool use of high accuracy requirement.

SUMMERY OF THE UTILITY MODEL

A measurement head handle of a knife that installation accuracy is high includes: the measuring tool comprises a tool shank body 1, an adjusting screw 2 and a fastening screw 3, wherein fastening planes 11 are symmetrically processed on two sides of the central axis of the tool shank body 1, a clearance groove 12 is processed at the lower end of each fastening plane 11, a fastening threaded hole 13 is processed on the lower plate surface of each clearance groove 12, correspondingly, a fastening threaded hole is processed on the upper plate surface of the measuring head, and the tool shank and the measuring head are fixed by the fastening screw 3 penetrating through the fastening threaded holes 13; four adjusting threaded holes 14 are processed on the circumferential surface of the knife handle body 1, the adjusting screws 2 are installed in the adjusting threaded holes 14, and the centering positions of the measuring heads are adjusted by screwing the adjusting screws 2.

Preferably, the measuring head handle of a knife that installation accuracy is high, two the both sides of 3 lines of fastening screw are all provided with two the regulation screw hole 14, be 90 and four between two adjacent regulation screw hole 14 the straight line contained angle that regulation screw hole 14 and two the line place of fastening screw 3 is 45.

Screw up handle of a knife body 1 and measuring head through both sides fastening screw 3, as long as guarantee under the handle of a knife body 1 the face the roughness of face can on the measuring head, and the roughness reaches very easily among the prior art, utilize this kind of connected mode to replace the blind rivet of circular position to connect, hold the uniformity of two structural connection firmness degrees more easily, can not produce the difference because of operating personnel, establish the basis for the precision of follow-up centering regulation.

The four adjusting threaded holes 14 are all machined in the circumferential surface of the tool shank body 1, integrally rotate 45 degrees relative to a fastening plane, and are symmetrically distributed on two sides of the connecting line of the two fastening screws 3, so that the adjusting variable of the centering position is smaller, and the centering operation can be completed in a short time.

Preferably, a measuring head handle of a knife that installation accuracy is high, the lower face of handle of a knife body 1, the face is provided with prevents changeing the subassembly on the measuring head, prevent changeing the subassembly including preventing changeing lug 4, preventing changeing the recess, prevent changeing the lug and be polygon or oval, prevent changeing the recess with prevent changeing the lug shape the same, prevent changeing the lug and be located prevent changeing in the recess.

Preferably, the measuring head handle of a knife that installation accuracy is high, including two sets of subassemblies that prevent changeing, the contained angle that two sets of subassemblies that prevent changeing is 180 and two prevent that the position of changeing the subassembly is set up the direction dislocation set.

Preferably, the measuring head handle with high installation accuracy is characterized in that the anti-rotation assemblies are oval anti-rotation lugs and anti-rotation grooves matched with the oval anti-rotation lugs, and straight lines of long axes of the oval anti-rotation lugs in the two sets of anti-rotation assemblies are perpendicular to each other.

The advantages are as follows:

(1) The utility model relates to a measuring head with high installation precision and high handle fastening force consistency;

(2) The measuring head and the tool handle with high installation accuracy of the utility model have simple centering operation and high centering accuracy, and are suitable for numerical control machine tools with high accuracy requirements;

(3) The utility model relates to a measuring head handle with high installation accuracy, which has less screw thread tightening quantity and simplifies the installation operation of the measuring head;

(4) The utility model relates to a measuring head handle of a knife that installation accuracy is high is provided with prevents changeing the subassembly, avoids handle of a knife and measuring head installation in-process to take place to rotate the skew;

drawings

The embodiments are further described with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of an assembly structure of a tool holder and a measuring head in the prior art (the structure of the measuring head is not fully drawn);

fig. 2 is a schematic view of an assembly structure of a tool holder and a measuring head (the measuring head structure is not completely drawn) related to the present invention;

fig. 3 is a schematic view of the structure of the knife handle.

The specific structure corresponding to the number is as follows:

handle of a knife body 1, fastening plane 11 keeps away a groove 12, fastening screw hole 13, adjusting screw hole 14, adjusting screw 2, and fastening screw 3 prevents changeing lug 4, as follows specific implementation will combine above-mentioned attached drawing to further explain the utility model discloses.

Detailed Description

Specific embodiment example 1:

a measurement head handle of a knife that installation accuracy is high includes: the measuring tool comprises a tool shank body 1, an adjusting screw 2 and a fastening screw 3, wherein fastening planes 11 are symmetrically processed on two sides of the central axis of the tool shank body 1, a clearance groove 12 is processed at the lower end of each fastening plane 11, a fastening threaded hole 13 is processed on the lower plate surface of each clearance groove 12, correspondingly, a fastening threaded hole is processed on the upper plate surface of the measuring head, and the tool shank and the measuring head are fixed by the fastening screw 3 through the fastening threaded hole 13; four adjusting threaded holes 14 are processed on the circumferential surface of the knife handle body 1, the adjusting screws 2 are installed in the adjusting threaded holes 14, and the centering positions of the measuring heads are adjusted by screwing the adjusting screws 2.

Screw up handle of a knife body 1 and measuring head through both sides fastening screw 3, as long as guarantee under the handle of a knife body 1 the face the roughness of face can on the measuring head, and the roughness reaches very easily in prior art, utilize this kind of connected mode to replace the blind rivet of circular position to connect, hold the uniformity of two structural connection firmness degrees more easily, can not produce the difference because of operating personnel, establish the basis for the precision of follow-up centering regulation.

Specific embodiment example 2:

on the basis of specific embodiment 1, two adjusting threaded holes 14 are symmetrically arranged on two sides of a connecting line of two fastening screws 3, and 90 degrees and four adjusting threaded holes 14 are formed between every two adjacent adjusting threaded holes 14, and the included angles of straight lines of the adjusting threaded holes 14 and the connecting line of the two fastening screws 3 are 45 degrees.

Specific embodiment example 3:

the utility model provides a measuring head handle of a knife that installation accuracy is high, on concrete embodiment case 1 or concrete embodiment case 2's basis, still include the subassembly that prevents that the lower face of handle of a knife body 1, the face set up on the measuring head, prevent changeing the subassembly including preventing changeing lug 4, preventing changeing the recess, prevent changeing the lug and be polygon or oval, prevent changeing the recess with prevent changeing the lug shape the same, prevent changeing the lug and be located prevent changeing in the recess.

Furthermore, the anti-rotation device comprises two groups of anti-rotation components, wherein the included angle of the two groups of anti-rotation components is 180 degrees, and the two anti-rotation components are arranged in a staggered manner in the direction.

The anti-rotation components are elliptical anti-rotation lugs and anti-rotation grooves matched with the elliptical anti-rotation lugs, and straight lines of long axes of the elliptical anti-rotation lugs in the two groups of anti-rotation components are perpendicular to each other, as shown in fig. 3.

Alternatively, the anti-rotation protrusions may also be in the shape of triangle, quadrangle, pentagon, kidney, etc., which are not listed here. The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A measurement head handle of a knife that installation accuracy is high includes: handle of a knife body, adjusting screw, fastening screw, its characterized in that: fastening planes are symmetrically processed on two sides of the central axis of the tool handle body, a clearance groove is processed at the lower end of the fastening plane, a fastening threaded hole is processed on the lower plate surface of the clearance groove, correspondingly, a fastening threaded hole is also processed on the upper plate surface of the measuring head, and the fastening screw penetrates through the fastening threaded hole to fix the tool handle and the measuring head; four adjusting threaded holes are processed on the peripheral surface of the knife handle body, the adjusting screws are installed in the adjusting threaded holes, and the adjusting screws are screwed to adjust the centering position of the measuring head.

2. A measuring head holder as claimed in claim 1, having a high mounting accuracy, wherein: two the both sides of fastening screw line are all symmetrically provided with two adjust the screw hole, be 90 just four between two adjacent adjust the screw hole and two the straight line contained angle at fastening screw's line place is 45.

3. A measuring head holder as claimed in claim 1, having a high mounting accuracy, wherein: the anti-rotation tool comprises a tool handle body and is characterized in that an anti-rotation component is arranged on the lower plate surface of the tool handle body and the upper plate surface of the measuring head, the anti-rotation component comprises an anti-rotation convex block and an anti-rotation groove, the anti-rotation convex block is polygonal or oval, the anti-rotation groove is the same as the anti-rotation convex block in shape, and the anti-rotation convex block is located in the anti-rotation groove.

4. A measuring head holder with high mounting accuracy as claimed in claim 3, characterized in that: the anti-rotation device comprises two groups of anti-rotation components, wherein the included angle between the two groups of anti-rotation components is 180 degrees, and the two anti-rotation components are arranged in a staggered manner in the direction.

5. The measuring head handle with high installation accuracy as claimed in claim 4, characterized in that: the anti-rotation components are elliptical anti-rotation lugs and anti-rotation grooves matched with the elliptical anti-rotation lugs, and straight lines of long axes of the elliptical anti-rotation lugs in the two groups of anti-rotation components are perpendicular to each other.