CN214223947U

CN214223947U - Device for detecting depth of conical hole on square workpiece

Info

Publication number: CN214223947U
Application number: CN202120497937.XU
Authority: CN
Inventors: 刘旭; 杜浩; 朱学超
Original assignee: Suzhou Vocational University
Current assignee: Suzhou Vocational University
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-09-17
Anticipated expiration: 2031-03-09

Abstract

The utility model relates to a toper hole degree of depth detection device on square workpiece, the on-line screen storage device comprises a base, the rigid coupling has the locating piece on the base, locating piece department's inarching has corresponding work piece, the vertical support that is equipped with in one side of locating piece, be connected with the removal measuring unit on the support with lateral sliding, the removal measuring unit includes toper gauge head and cylinder sleeve, the telescopic one end of cylinder is relative with the work piece, the one end of toper gauge head is relative and set up with one heart with the bell mouth of work piece for stretch into the hole bottom of bell mouth and measure, the middle part of toper gauge head and other end lateral sliding set up in the cylinder sleeve, the telescopic other end department of cylinder is equipped with first limit pin and second limit pin with longitudinal sliding, is used for whether the other end of slip detection toper gauge head is outstanding in the cylinder sleeve. The utility model discloses can detect the bell mouth degree of depth of square work piece to easy operation is efficient, judges convenient accuracy, and the mass production of suitable part detects.

Description

Device for detecting depth of conical hole on square workpiece

Technical Field

The utility model relates to a fire engine equipment technical field, concretely relates to square workpiece goes up toper hole degree of depth detection device.

Background

In the prior art, the depth detection of the taper hole is generally detected by a depth gauge or a three-coordinate mode, and the following two problems exist: (1) the depth gauge detects that the conical surface is not well positioned, the detection is greatly influenced by human factors, the error is large, the efficiency is not high, and the depth gauge is not suitable for the mass production of parts; (2) three-coordinate detection wastes time for point collection, has high cost and higher requirement on environment, is suitable for single-piece small-batch detection and is not suitable for large-batch detection on a workshop line. Therefore, the conventional measuring tool and the three-coordinate detection are not suitable for the online detection of the depth of the tapered hole of the square workpiece, and a special detection device is required for detection.

The utility model provides a square workpiece goes up toper hole degree of depth detection device satisfies above-mentioned needs, detects the toper hole degree of depth of square workpiece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that prior art exists, provide a square workpiece goes up toper hole degree of depth detection device.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

the utility model provides a toper hole degree of depth detection device on square workpiece, includes the base, the rigid coupling has the locating piece on the base, locating piece department hugs closely has corresponding work piece, the vertical support that is equipped with in one side of locating piece, be connected with the removal measuring unit on the support with transversely sliding, the removal measuring unit includes toper gauge head and cylinder sleeve, cylinder sleeve's one end is relative with the work piece, the one end of toper gauge head is relative and set up with one heart with the bell mouth of work piece for stretch into the hole bottom of bell mouth and measure, the middle part and the other end of toper gauge head set up in cylinder sleeve with transversely sliding, cylinder sleeve's other end department is equipped with first limit pin and second limit pin with longitudinally sliding, is used for whether the other end of sliding detection toper gauge head is outstanding in cylinder sleeve.

Furthermore, the mobile measuring assembly further comprises a positioning pin, a limiting groove is formed in the middle of the conical measuring head, a pin hole is formed in the cylinder wall of the cylindrical sleeve, and the positioning pin penetrates through the pin hole and extends into the limiting groove to limit the transverse sliding stroke of the conical measuring head by the transverse width of the limiting groove.

Furthermore, be equipped with low step face and high step face according to bell mouth degree of depth tolerance on the other terminal surface of cylinder sleeve, first limit pin is logical straight plate structure and sets up in low step face one side for the face and the cooperation of pasting mutually of low step face of first limit pin, second limit pin is upper and lower straight plate structure and sets up in high step face one side, makes the thin face and the cooperation of pasting mutually of high step face of second limit pin.

Furthermore, the bottoms of the first limit stop lever and the second limit stop lever are of T-shaped structures, and the first limit stop lever and the second limit stop lever are longitudinally connected to the base in a sliding mode through the matching of a sliding block base and the T-shaped structures.

Furthermore, a section of square groove is arranged on the other end face of the conical measuring head, so that the error touch and misjudgment of a boss are prevented.

Furthermore, the sliding block base is fixedly connected to the base through a third screw.

Furthermore, the locating piece is L-shaped and is fixedly connected to the base through a second screw.

Furthermore, a plurality of bottom feet are arranged at the bottom of the base, so that the support is convenient.

The utility model has the advantages that:

the utility model discloses can detect the bell mouth degree of depth of square work piece to easy operation is efficient, judges convenient accuracy, and the mass production of suitable part detects.

Drawings

Fig. 1 is a schematic view of the main viewing direction structure of the present invention;

fig. 2 is a schematic structural view of the mobile measuring assembly of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic structural view of a second limit stop lever of the present invention.

The reference numbers in the figures illustrate: 1. footing, 2, base, 3, locating block, 4, first screw, 5, second screw, 6, workpiece, 7, mobile measuring component, 71, conical measuring head, 711, limiting groove, 712, square groove, 72, cylindrical sleeve, 721, low step surface, 722, high step surface, 73, locating pin, 8, support, 9, first limit stop lever, 10, second limit stop lever, 11, slider base, 12, third screw.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 4, a device for detecting the depth of a tapered hole on a square workpiece includes a base 2, a positioning block 3 is fixedly connected to the base 2, a corresponding workpiece 6 is abutted to the positioning block 3, a support 8 is vertically arranged on one side of the positioning block 3, in this embodiment, the bottom of the support 8 is fixedly connected to the base 2 through a first screw 4, a mobile measuring component 7 is transversely slidably connected to the support 8, the mobile measuring component 7 includes a tapered measuring head 71 and a cylindrical sleeve 72, one end of the cylindrical sleeve 72 is opposite to the workpiece 6, one end of the tapered measuring head 71 is opposite to and concentrically arranged with the tapered hole of the workpiece 6 and is used for measurement at the bottom of the tapered hole, in this embodiment, the outer contour shape of the tapered measuring head 71 is matched with the tapered hole so as to facilitate the tapered hole to extend into the tapered hole, the middle part and the other end of the tapered measuring head 71 are transversely slidably arranged in the cylindrical sleeve 72, a first limit stop rod 9 and a second limit stop rod 10 are longitudinally slidably arranged at the other end of the cylindrical sleeve 72, and are used for slidably detecting whether the other end of the cone-shaped measuring head 71 protrudes out of the cylindrical sleeve 72.

As shown in fig. 2, the movement measuring assembly 7 further includes a positioning pin 73, a limiting groove 711 is disposed in the middle of the cone measuring head 71, a pin hole is disposed in the cylinder wall of the cylindrical sleeve 72, and the positioning pin 73 passes through the pin hole and extends into the limiting groove 711, so as to limit the transverse sliding stroke of the cone measuring head 71 by the transverse width of the limiting groove 711.

As shown in fig. 2 and 3, the other end surface of the cylindrical sleeve 72 is provided with a low step surface 721 and a high step surface 722 according to the depth tolerance of the tapered hole, the first limit stop lever 9 is a straight plate structure and is disposed on one side of the low step surface 721, so that the plate surface of the first limit stop lever 9 fits with the low step surface 721, the second limit stop lever 10 is a thin-upper straight plate structure and is disposed on one side of the high step surface 722, so that the thin plate surface of the second limit stop lever 10 fits with the high step surface 722, as shown in fig. 4, the thickness of the upper half portion of the second limit stop lever 10 is narrower than that of the lower half portion, and the thicker portion of the lower half portion of the second limit stop lever 10 is consistent with the first limit stop lever 9.

The bottoms of the first limit stop lever 9 and the second limit stop lever 10 are of T-shaped structures, and the first limit stop lever 9 and the second limit stop lever 10 are longitudinally connected on the base 2 in a sliding manner through the matching of a sliding block base 11 and the T-shaped structures.

The other end face of the cone-shaped measuring head 71 is provided with a section of square groove 712, so that the error touch and misjudgment of a boss are prevented.

The sliding block base 11 is fixedly connected to the base 2 through a third screw 12.

The positioning block 3 is an L-shaped positioning block and is fixedly connected to the base 2 through a second screw 5.

The bottom of base 2 is equipped with a plurality of footing 1, is convenient for support.

The utility model discloses principle and operation process

When the square workpiece positioning device is used, the first limit stop lever 9 and the second limit stop lever 10 are respectively moved to the left side and the right side so as not to interfere with the movement measuring component 7, the square workpiece 6 is leaned against the positioning block 3, and the conical hole of the workpiece 6 and the movement measuring component 7 are ensured to be concentric; integrally moving the measurement component 7 leftward, when the conical measuring head 71 contacts the bottom of the conical hole, closely contacting one end of the cylindrical sleeve 72 with the workpiece 6, moving the first limit stop lever 9, and if the first limit stop lever 9 cannot touch the other end face of the conical measuring head 71, determining that the hole depth of the conical hole is unqualified; if the first limit stop lever 9 touches the other end face of the cone measuring head 71, the second limit stop lever 10 is moved, if the second limit stop lever 10 touches the other end face of the cone measuring head 71, the hole depth of the cone-shaped hole is unqualified, and if the second limit stop lever does not touch the other end face of the cone measuring head 71, the hole depth of the cone-shaped hole is qualified; the detection method is simple in operation, high in efficiency, convenient and accurate in judgment and suitable for mass production and detection of parts.

In addition, it should be noted that the terms "first", "second", "third", and the like in the specification are used for distinguishing various components, elements, steps, and the like in the specification, and are not used for indicating a logical relationship or a sequential relationship between the various components, elements, steps, and the like, unless otherwise specified or indicated.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The device for detecting the depth of the conical hole in the square workpiece comprises a base (2) and is characterized in that a positioning block (3) is fixedly connected to the base (2), the positioning block (3) is connected to a corresponding workpiece (6) in an abutting mode, a support (8) is vertically arranged on one side of the positioning block (3), a movable measuring component (7) is connected to the support (8) in a transversely sliding mode, the movable measuring component (7) comprises a conical measuring head (71) and a cylindrical sleeve (72), one end of the cylindrical sleeve (72) is opposite to the workpiece (6), one end of the conical measuring head (71) is opposite to and concentric with the conical hole of the workpiece (6) and used for extending into the hole bottom of the conical hole for measurement, the middle portion and the other end of the conical measuring head (71) are arranged in the cylindrical sleeve (72) in a transversely sliding mode, a first limit stop rod (9) and a second limit stop rod (10) are longitudinally arranged at the other end of the cylindrical sleeve (72) in a sliding mode, and the other end of the cone-shaped measuring head (71) is used for detecting whether the other end protrudes out of the cylindrical sleeve (72) or not in a sliding manner.

2. The device for detecting the depth of the tapered hole in the square workpiece according to claim 1, wherein the movable measuring component (7) further comprises a positioning pin (73), a limit groove (711) is formed in the middle of the tapered measuring head (71), a pin hole is formed in the wall of the cylindrical sleeve (72), and the positioning pin (73) penetrates through the pin hole and extends into the limit groove (711) so as to limit the transverse sliding stroke of the tapered measuring head (71) by the transverse width of the limit groove (711).

3. The device for detecting the depth of the tapered hole in the square workpiece according to claim 2, wherein a low step surface (721) and a high step surface (722) according to the depth tolerance of the tapered hole are arranged on the other end surface of the cylindrical sleeve (72), the first limit stop lever (9) is of a straight plate structure and is arranged on one side of the low step surface (721), so that the plate surface of the first limit stop lever (9) is in fit with the low step surface (721), the second limit stop lever (10) is of a thin-upper straight plate structure and is arranged on one side of the high step surface (722), and the thin plate surface of the second limit stop lever (10) is in fit with the high step surface (722).

4. The device for detecting the depth of the tapered hole in the square workpiece is characterized in that the bottoms of the first limit stop lever (9) and the second limit stop lever (10) are of T-shaped structures, and the first limit stop lever (9) and the second limit stop lever (10) are longitudinally and slidably connected to the base (2) through the matching of a slider base (11) and the T-shaped structures.

5. The device for detecting the depth of the tapered hole in the square workpiece according to the claim 3, wherein a section of square groove (712) is arranged on the other end face of the tapered measuring head (71) to prevent the formation of boss false touch and false judgment.

6. The device for detecting the depth of the tapered hole in the square workpiece is characterized in that the sliding block base (11) is fixedly connected to the base (2) through a third screw (12).

7. The device for detecting the depth of the tapered hole in the square workpiece according to claim 1, wherein the positioning block (3) is an L-shaped positioning block and is fixedly connected to the base (2) through a second screw (5).

8. The device for detecting the depth of the tapered hole in the square workpiece is characterized in that a plurality of feet (1) are arranged at the bottom of the base (2) to facilitate supporting.