CN212227920U

CN212227920U - Camshaft terminal surface pinhole position degree examines utensil

Info

Publication number: CN212227920U
Application number: CN202021180762.1U
Authority: CN
Inventors: 韩小宁; 邓勇
Original assignee: Shenyang Deventer Power Machinery Manufacturing Co ltd
Current assignee: Shenyang Deventer Power Machinery Manufacturing Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-12-25
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a camshaft end face pinhole position degree checking fixture, which comprises a gauge body, wherein a first groove is arranged at the upper end of an inner cavity of the gauge body, a through hole is arranged at the lower end of the inner cavity of the gauge body, the upper end of the through hole is communicated with the lower end of the first groove, a clamping sleeve is fixedly arranged at the upper end of the inner cavity of the first groove, a set screw is connected with the upper end of the right side wall of the gauge body in a threaded manner and is propped tightly, a dial indicator is movably arranged in the inner cavity of the clamping sleeve, a movable block is movably arranged at the lower end of the inner cavity of the first groove, a buffer spring is fixedly arranged at the lower surface of the clamping sleeve, the lower end of the buffer spring is contacted with the movable block, a measuring rod of the dial indicator movably penetrates through the buffer spring, a second groove is arranged at the lower end of the left side wall of the gauge body, the right end of the second groove is communicated, complex structure, low working efficiency and poor universality.

Description

Camshaft terminal surface pinhole position degree examines utensil

Technical Field

The utility model relates to a camshaft terminal surface pinhole detects technical field, and concrete field is an utensil is examined to camshaft terminal surface pinhole position degree.

Background

The camshaft product geometric characteristic project of present car detects, all relate to the detection of camshaft terminal surface to pinhole position degree project, generally can adopt special camshaft (bent axle) measuring equipment to detect. But may be limited by the measurement range of the device during detection. The data detected by a common meter making method on the platform has larger errors, and a supplier can only measure the data before assembling. The existing detection tool is inconvenient in detection operation, complex in structure, low in working efficiency and poor in universality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utensil is examined to camshaft terminal surface pinhole position degree to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a camshaft end face pin hole position degree detection tool comprises a measuring tool body, wherein a first groove is arranged at the upper end of an inner cavity of the measuring tool body, a through hole is formed in the lower end of the inner cavity of the measuring tool body, the upper end of the through hole is communicated with the lower end of the first groove, a clamping sleeve is fixedly installed at the upper end of the inner cavity of the first groove, the upper end of the right side wall of the measuring tool body is in threaded connection with a set screw to be pressed against the set screw, a dial indicator is movably arranged in the inner cavity of the clamping sleeve, a movable block is movably arranged at the lower end of the inner cavity of the first groove, a buffer spring is fixedly arranged on the lower surface of the clamping sleeve, the lower end of the buffer spring is in contact with the movable block, a measuring rod of the dial indicator movably penetrates through the buffer spring, a second groove is formed in the lower end of the left side wall of the measuring tool body, the right end of the second groove is, the specific left side wall lower extreme fixed mounting of volume has the position round pin.

Preferably, the lower fixed surface of movable block installs trapezoidal piece, the upper surface right-hand member of measuring the round pin is equipped with the dovetail groove, dovetail groove and trapezoidal piece cooperation are used.

Preferably, the left end of the measuring pin is arc-shaped in cross section.

Preferably, the diameter of the second groove is larger than the diameter of the measuring pin.

Preferably, the set screw is a socket head cap end set screw.

Preferably, the screw is a hexagon socket head cap screw.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an utensil is examined to camshaft terminal surface pinhole position degree, be equipped with the buffering spring, movable block and measuring pin, through the motion of measuring pin, drive the movable block up-and-down motion, percentage table numerical value changes, the effect of buffering spring giving cushioning effect and restoring force simultaneously, it is more accurate to ensure the numerical value of percentage table, through screw fixed connection between measuring pin and the movable block, be convenient for change the measuring pin, the commonality is strong, the realization is measured the pinhole of equidimension not, it is inconvenient to have solved current detection tool detection operation, the structure is complicated, work efficiency is low, the poor problem of commonality.

Drawings

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

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1-measuring body, 2-first groove, 3-through hole, 4-clamping sleeve, 5-dial indicator, 6-movable block, 7-buffer spring, 8-trapezoidal block, 9-second groove, 10-measuring pin, 11-trapezoidal groove, 12-screw, 13-position pin and 14-fastening screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a camshaft end face pin hole position degree detection tool please refer to figure 1, comprising a measuring body 1, wherein a first groove 2 is arranged at the upper end of an inner cavity of the measuring body 1, the first groove 2 is used for conveniently installing a dial indicator 5, a through hole 3 is arranged at the lower end of the inner cavity of the measuring body 1, the upper end of the through hole 3 is communicated with the lower end of the first groove 2, a clamping sleeve 4 is fixedly arranged at the upper end of the inner cavity of the first groove 2, a set screw 14 is connected to the upper end of the right side wall of the measuring body 1 in a threaded manner and tightly propped against the clamping sleeve 4 through the set screw 14, the dial indicator 5 is clamped by the clamping sleeve 4, the dial indicator 5 is movably arranged in the inner cavity of the clamping sleeve 4, a movable block 6 is movably arranged at the lower end of the inner cavity of the first groove 2, a measuring rod of the dial indicator 5 is pushed to move through the up and down movement of the movable block 6, namely the, the buffer spring 7 is used for providing force for restoring the initial position of the movable block 6, meanwhile, the buffer spring 7 is used for providing buffer for the movement of the movable block 6, the loss of the dial indicator 5 is avoided, the lower end of the buffer spring 7 is contacted with the movable block 6, the measuring rod of the dial indicator 5 movably penetrates through the buffer spring 7, the lower end of the left side wall of the gauge body 1 is provided with a second groove 9, the second groove 9 is used for facilitating installation of a measuring pin 10, the right end of the second groove 9 is communicated with the first groove 2, the second groove 9 is movably provided with the measuring pin 10, the measuring pin 10 is used for detecting the position degree of a pin hole, the right end of the lower surface of the measuring pin 10 is fixedly connected with the movable block 6 through a screw 12, the through hole 3 is used for facilitating operation of the screw 12, the movable block 6 is fixedly connected with the measuring pin 10 through the screw 12, and the measuring pin 10 is convenient to replace, be applicable to different pinhole positions, the commonality is strong, convenient to use, and the left side wall lower extreme fixed mounting who measures the body 1 has position round pin 13, and the effect of position round pin 13 is in the pinhole is directly pegged graft, through the up-and-down motion of removing measuring pin 10, drives the motion of movable block 6, and percentage table 5 produces the change of numerical value promptly, and easy operation realizes detecting the pinhole position degree.

Specifically, please refer to fig. 2, the trapezoidal block 8 is fixedly mounted on the lower surface of the movable block 6, the right end of the upper surface of the measuring pin 10 is provided with the trapezoidal groove 11, and the trapezoidal groove 11 and the trapezoidal block 8 are used in cooperation, so that the movable block 6 and the measuring pin 10 are prevented from being in contact with each other, and the measuring precision and accuracy are not affected.

Specifically, the left end of the measuring pin 10 has an arc-shaped cross section, which facilitates the insertion of the measuring pin 10 into the pin hole.

Specifically, the diameter of the second groove 9 is larger than that of the measuring pin 10, so that the measuring pin 10 is allowed to move up and down, and the accuracy of the value of the dial indicator 5 is realized.

Specifically, the set screw 14 is a socket head set screw.

Specifically, the screw 12 is a hexagon socket head cap screw.

The working principle is as follows: the utility model relates to an utensil is examined to camshaft terminal surface pinhole position degree, when using this device, 5 standard numerical value adjustment with the percentage table of device are accurate, insert the fixed orifices inner chamber through position round pin 13, measuring pin 10 inserts measuring pinhole inner chamber, measuring pin 10 drives 6 upward movements of movable block promptly, 6 upward movements of movable block promote the measuring stick motion of percentage table 5, the numerical value of percentage table 5 changes, contrast through standard numerical value and measuring numerical value, carry out accurate detection to the position degree of pinhole, and is simple in structure, and convenient to use, be convenient for change measuring pin 10 through screw 12, therefore, the universality is strong, therefore, the clothes hanger is strong in practicability.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a camshaft terminal surface pinhole position degree examines utensil, includes the volume body (1), its characterized in that: the upper end of the inner cavity of the gauge body (1) is provided with a first groove (2), the lower end of the inner cavity of the gauge body (1) is provided with a through hole (3), the upper end of the through hole (3) is communicated with the lower end of the first groove (2), the upper end of the inner cavity of the first groove (2) is fixedly provided with a clamping sleeve (4), the upper end of the right side wall of the gauge body (1) is in threaded connection with a set screw (14) for jacking, the inner cavity of the clamping sleeve (4) is movably provided with a dial indicator (5), the lower end of the inner cavity of the first groove (2) is movably provided with a movable block (6), the lower surface of the clamping sleeve (4) is fixedly provided with a buffer spring (7), the lower end of the buffer spring (7) is in contact with the movable block (6), a measuring rod of the dial indicator (5) movably penetrates through the buffer spring (7), the lower end of the left side wall of the gauge, the right-hand member and first recess (2) the intercommunication of second recess (9), the inner chamber activity of second recess (9) is equipped with measuring pin (10), the lower surface right-hand member of measuring pin (10) passes through screw (12) and movable block (6) fixed connection, the left side wall lower extreme fixed mounting who measures the body (1) has position round pin (13).

2. The camshaft end face pin hole location degree detection tool according to claim 1, is characterized in that: the lower surface fixed mounting of movable block (6) has trapezoidal piece (8), the upper surface right-hand member of measuring round pin (10) is equipped with trapezoidal groove (11), trapezoidal groove (11) and trapezoidal piece (8) cooperation are used.

3. The camshaft end face pin hole location degree detection tool according to claim 1, is characterized in that: the cross section of the left end of the measuring pin (10) is arc-shaped.

4. The camshaft end face pin hole location degree detection tool according to claim 1, is characterized in that: the diameter of the second groove (9) is larger than the diameter of the measuring pin (10).

5. The camshaft end face pin hole location degree detection tool according to claim 1, is characterized in that: the set screw (14) is a socket head cap end set screw.

6. The camshaft end face pin hole location degree detection tool according to claim 1, is characterized in that: the screw (12) is a hexagon socket head cap screw.