CN218764975U - Inner hole center position degree checking fixture - Google Patents

Abstract

The utility model discloses an utensil is examined to hole central point position degree, including the model, adjusting part is installed to the outer wall of model, fixed plate and model fixed connection, the outer wall rigid coupling of fixed plate has the scale rod, the sliding sleeve has been cup jointed to the outer wall of scale rod, the inside threaded connection of sliding sleeve has the locating pin, the outer wall rigid coupling of sliding sleeve has the frid, the connecting pin has been cup jointed to the inside of frid, the outer wall threaded connection of connecting pin has the cassette. The utility model relates to an examine a technical field, this utensil is examined to hole central point position degree, cooperation through fixed plate, scale rod, sliding sleeve, locating pin, frid, connecting pin and cassette etc. is used, remove the sliding sleeve at the outer wall of scale rod, the sliding sleeve drives two frids and removes, the service position of dabber is confirmed to the junction of two frids of application, use connecting pin and cassette to connect, and then fixed dabber, through the service position who changes the dabber, be convenient for detect the hole position of different spare parts.

Description

Inner hole center position degree checking fixture

Technical Field

The utility model relates to an examine a technical field, specifically be an utensil is examined to hole central point puts degree of putting.

Background

The gauge is a simple tool for controlling various sizes (such as aperture, space size and the like) of products by industrial production enterprises, improves the production efficiency and control quality, is suitable for mass production products such as automobile parts to replace professional measuring tools such as smooth plug gauges, thread plug gauges, outer diameter snap gauges and the like, has the position degree which is a range allowing the position of the axis or the central plane of a body to be changed, namely a range allowing the actual position of the axis or the central plane of the body to be changed, and is an index limiting the change amount of the actual position of a detected element to an ideal position. The positional tolerance is based on the ideal position given on the pattern to assess the accuracy of the actual element position. The positional degrees include positional degrees of points, positional degrees of lines, and positional degrees of faces.

Wherein, need use when detecting the hole central point degree of putting of spare part and examine utensil, for example the application number is: CN 201920480643.9's an interior hole central point puts degree and examines utensil, the utility model relates to an examine a technical field, especially relate to an interior hole central point puts degree and examines utensil, include the sheet metal, can put into the dabber of the product center hole that awaits measuring, the dabber pass through the connecting rod with sheet metal fixed connection, the sheet metal middle part is provided with the sample hole that runs through, the shape and the size in sample hole with the product appearance that awaits measuring is to coincide, dabber central axis with the sample hole the central axis is coaxial. During measurement, the thin plate is sleeved outside the outline of the central support type product, the mandrel is placed in the central inner hole of the product, if the clearance between the outer surface of the mandrel and the inner wall of the inner hole is consistent, the central inner hole of the central support type product is in the center of the product outline, namely the position degree of the central inner hole of the product is qualified, otherwise, the central inner hole of the product is unqualified. The utility model discloses simple structure, convenient to use improves work efficiency, reduction in production cost greatly.

But the utensil is examined to current hole central point position degree for the dabber rigidity that detects the hole, the service position of the dabber of being not convenient for adjust has the limitation when detecting the hole position of different spare parts.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an utensil is examined to hole central point puts the degree, has solved current hole central point and has put the degree and examined utensil for detect the dabber rigidity of hole, the service position of the regulation dabber of being not convenient for has the problem of limitation when detecting the hole position of different spare parts.

In order to achieve the above object, the utility model provides a following technical scheme: a checking fixture for the central position of an inner hole comprises a sample plate, wherein an adjusting assembly is arranged on the outer wall of the sample plate;

the adjusting assembly comprises a fixing plate, a scale rod, a sliding sleeve, a positioning pin, a groove plate, a connecting pin and a clamping seat;

the fixed plate and the sample plate are fixedly connected, a scale rod is fixedly connected to the outer wall of the fixed plate, a sliding sleeve is sleeved on the outer wall of the scale rod, a positioning pin is connected to the inner thread of the sliding sleeve, a groove plate is fixedly connected to the outer wall of the sliding sleeve, a connecting pin is sleeved inside the groove plate, and a clamping seat is connected to the outer wall of the connecting pin in a threaded manner.

Preferably, the outer wall of the clamping seat is fixedly connected with a connecting rod, and the outer wall of the connecting rod is in threaded connection with a mandrel.

Preferably, the inside of the groove plate is processed with a sliding groove.

Preferably, the outer wall of the sample plate is fixedly connected with a supporting component;

the supporting assembly comprises a supporting rod, a threaded cylinder and a rubber pad;

the support rod is fixedly connected with the sample plate, the outer wall of the support rod is in threaded connection with a threaded cylinder, and one end, far away from the support rod, of the threaded cylinder is fixedly connected with a rubber pad.

Preferably, the support bars are symmetrically distributed about the former.

Compared with the prior art, the beneficial effects of the utility model are that: this utensil is examined to hole central point position degree has following advantage for traditional technology:

the fixed plate, the scale rod, the sliding sleeve, the positioning pin, the groove plates, the connecting pin, the clamping seat and the like are used in a matched mode, after the fixed plate and the sample plate are fixed, the sliding sleeve is moved on the outer wall of the scale rod according to the position of an inner hole in a part, the sliding sleeve drives the two groove plates to move, the using position of the mandrel is determined by the aid of the intersection point of the two groove plates, the mandrel is connected with the clamping seat through the connecting pin, the mandrel is further fixed, and the position of the inner hole of different parts can be conveniently detected by changing the using position of the mandrel;

through the cooperation use of bracing piece, a screw thread section of thick bamboo and rubber pad etc., rotate a screw thread section of thick bamboo at the outer wall of bracing piece, a screw thread section of thick bamboo drives the rubber pad and removes, through changing the position of a screw thread section of thick bamboo at the bracing piece outer wall, is favorable to adjusting the level of model, is convenient for to be surveyed spare part and places in the draw-in groove of model.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection structure of the fixing plate, the scale rod and the groove plate in FIG. 1;

FIG. 3 is a schematic view of a connection structure of the spindle, the connecting rod and the clamping seat in FIG. 1;

fig. 4 is a schematic view of a connection structure of the sample plate, the support rod and the threaded cylinder in fig. 1.

In the figure: 1. template, 2, adjusting component, 201, fixed plate, 202, graduated rod, 203, sliding sleeve, 204, locating pin, 205, frid, 206, connecting pin, 207, cassette, 3, connecting rod, 4, dabber, 5, supporting component, 501, bracing piece, 502, screw thread section of thick bamboo, 503, rubber pad.

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.

A traditional inner hole center position degree checking fixture is used for detecting the position fixing of a core shaft of an inner hole, the using position of the core shaft is not convenient to adjust, and limitation exists when the inner hole positions of different parts are detected.

In view of this, the utility model provides an utensil is examined to hole central point position degree, cooperation through fixed plate, the scale bar, the sliding sleeve, the locating pin, the frid, connecting pin and cassette etc. is used, with fixed plate and model fixed back, according to the position of the hole in the spare part, remove the sliding sleeve at the outer wall of scale bar, the sliding sleeve drives two frids and removes, the service position of dabber is confirmed to the junction of utilizing two frids, use connecting pin and cassette connection, and then fixed dabber, through the service position who changes the dabber, be convenient for detect the hole position of different spare parts.

As can be seen from fig. 1 and 2, an inner hole center position degree detection tool comprises a sample plate 1, an adjusting assembly 2 is mounted on the outer wall of the sample plate 1, the adjusting assembly 2 comprises a fixing plate 201, a scale rod 202, a sliding sleeve 203, a positioning pin 204, a groove plate 205, a connecting pin 206 and a clamping seat 207, the fixing plate 201 is fixedly connected with the sample plate 1, the scale rod 202 is fixedly connected to the outer wall of the fixing plate 201, the sliding sleeve 203 is sleeved on the outer wall of the scale rod 202, the positioning pin 204 is connected to the inner thread of the sliding sleeve 203, the groove plate 205 is fixedly connected to the outer wall of the sliding sleeve 203, the connecting pin 206 is sleeved inside the groove plate 205, and the clamping seat 207 is connected to the outer wall of the connecting pin 206;

in the specific implementation process, it is worth pointing out that a clamping groove is processed in the sample plate 1 and used for placing a part to be detected, the shape and size of the clamping groove in the sample plate 1 are specifically processed according to the shape of the part, two scale rods 202 are fixedly connected to the outer wall of the fixing plate 201, the sliding sleeve 203 can move on the outer wall of the scale rods 202, threads are processed on the outer wall of the positioning pin 204, threads are processed on the outer wall of the connecting pin 206, the groove plates 205 are arranged in a staggered manner, the clamping seat 207 is connected with the connecting pin 206, the installation position of the mandrel 4 can be determined, and the use position of the mandrel 4 can be adjusted conveniently;

further, the outer wall of the clamping seat 207 is fixedly connected with a connecting rod 3, and the outer wall of the connecting rod 3 is in threaded connection with a mandrel 4;

in the specific implementation process, it is worth particularly pointing out that the outer wall of the connecting rod 3 is processed with threads, the mandrel 4 is in the prior art, the mandrel 4 is inserted into a central hole of a part, and whether the position accuracy is accurate or not is determined by observing whether the mandrel 4 is matched with the central hole or not;

specifically, after fixing plate 201 and model 1 are fixed, according to the position of the hole in the spare part, remove sliding sleeve 203 at the outer wall of graduated rod 202, sliding sleeve 203 removes at the outer wall of graduated rod 202, sliding sleeve 203 drives two frid 205 and removes, the service position of dabber 4 is confirmed to the junction of two frid 205 of application, use connecting pin 206 and cassette 207 to connect, and then fixed dabber 4, through the service position who changes dabber 4, be convenient for detect the hole position of different spare parts.

As can be seen from fig. 1, 3 and 4, the slot plate 205 is internally provided with a sliding slot;

in the specific implementation, it is worth noting that the connecting pin 206 is facilitated by processing a sliding groove in the groove plate 205, the arrangement of which facilitates the installation of the connecting pin 206;

further, a supporting component 5 is fixedly connected to the outer wall of the sample plate 1, the supporting component 5 comprises a supporting rod 501, a threaded cylinder 502 and a rubber pad 503, the supporting rod 501 is fixedly connected with the sample plate 1, the threaded cylinder 502 is connected to the outer wall of the supporting rod 501 in a threaded manner, and the rubber pad 503 is fixedly connected to one end, far away from the supporting rod 501, of the threaded cylinder 502;

in the specific implementation process, it is worth pointing out that four support rods 501 are fixedly connected to the outer wall of the sample plate 1, threads are machined on the outer wall of each support rod 501, a thread cylinder 502 can be adjusted on the outer wall of each support rod 501, abrasive grains are machined at the bottom of a rubber pad 503, and the arrangement of the adjustable thread cylinder 502 is beneficial to ensuring the horizontal placement of the sample plate 1;

further, the support rods 501 are symmetrically distributed about the sample plate 1;

in the specific implementation process, it is worth particularly pointing out that the four support rods 501 are beneficial to adjusting four corners of the sample plate 1;

specifically, on the basis of the above-mentioned embodiment, the outer wall of the supporting rod 501 rotates the threaded cylinder 502, the threaded cylinder 502 drives the rubber pad 503 to move, and the level of the sample plate 1 can be adjusted conveniently by changing the position of the threaded cylinder 502 on the outer wall of the supporting rod 501, so that the tested parts can be placed in the clamping grooves of the sample plate 1.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 (5)

1. The utility model provides an utensil is examined to hole central point position degree, includes model (1), its characterized in that: the outer wall of the sample plate (1) is provided with an adjusting component (2);

the adjusting component (2) comprises a fixing plate (201), a graduated rod (202), a sliding sleeve (203), a positioning pin (204), a slotted plate (205), a connecting pin (206) and a clamping seat (207);

fixed plate (201) and model (1) fixed connection, the outer wall rigid coupling of fixed plate (201) has scale bar (202), sliding sleeve (203) has been cup jointed to the outer wall of scale bar (202), the internal thread connection of sliding sleeve (203) has locating pin (204), the outer wall rigid coupling of sliding sleeve (203) has frid (205), connecting pin (206) has been cup jointed to the inside of frid (205), the outer wall threaded connection of connecting pin (206) has cassette (207).

2. The inner hole center position degree gauge according to claim 1, characterized in that: the outer wall of the clamping seat (207) is fixedly connected with a connecting rod (3), and the outer wall of the connecting rod (3) is in threaded connection with a mandrel (4).

3. The inner hole center position degree gauge according to claim 1, characterized in that: the inside of the groove plate (205) is processed with a sliding groove.

4. The inner hole center position degree gauge according to claim 1, characterized in that: the outer wall of the sample plate (1) is fixedly connected with a supporting component (5);

the supporting assembly (5) comprises a supporting rod (501), a threaded cylinder (502) and a rubber pad (503);

the utility model discloses a bracing piece, including bracing piece (501) and model (1), the outer wall threaded connection of bracing piece (501) has a screw thread section of thick bamboo (502), the one end rigid coupling of keeping away from bracing piece (501) of a screw thread section of thick bamboo (502) has rubber pad (503).

5. The inner hole center position degree gauge according to claim 4, characterized in that: the support bars (501) are symmetrically distributed about the template (1).

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