CN216523609U - Device for measuring roundness of mouth ring - Google Patents

Abstract

The utility model belongs to the technical field of measuring tools, and particularly relates to a device for measuring roundness of an orifice ring. This measure device of choma circularity, including the base, install the amesdial on the base, the base is provided with the installation face, still includes the measuring disk and is used for driving the mouth and encircle the rotatory drive arrangement of self rotation axis, the measuring disk is installed on the installation face, the measuring disk is provided with the reference surface that is used for with choma laminating, drive arrangement installs on the measuring disk, a plurality of measuring mechanism are installed to the measuring disk, one of them measuring mechanism installs on the slide rail, the slide rail links with the gauge head of amesdial. The device can realize automatic measurement, is trouble-saving and labor-saving, can avoid the problem that manual measurement is easy to make mistakes, and is favorable for improving the measurement precision and reducing the measurement error.

Description

Device for measuring roundness of mouth ring

Technical Field

The utility model belongs to the technical field of measuring tools, and particularly relates to a device for measuring roundness of an orifice ring.

Background

The mouth mold consists of a male die and a female die and a mouth ring. The mouth ring is installed in the mouth mold, the sealing surface of the top of the mouth is formed by the mouth ring, and the whole mouth is formed by the mouth mold. The structure of the mouth ring is shown in figures 1-3, the whole mouth ring is of a convex structure, the top and the bottom of the mouth ring are mutually parallel end surfaces, and the center of the mouth ring is a circular through hole.

An important criterion for measuring the accuracy of the orifice ring is the roundness, which belongs to one of form and position tolerances, and the roundness refers to the difference between the maximum and minimum diameters on the cross section. If the roundness of the mouth ring does not meet the technical requirements, the inner wall of the formed glass bottle mouth is not round, and the defect of 'inner double-mouth' is generated, namely, the edge of the inner wall is provided with a bulge, the sealing effect of the bottle mouth and the bottle cap is poor, and the phenomenon of air leakage occurs.

The traditional method for measuring the roundness is to measure the inner diameter of the mouth ring once by using a vernier caliper at intervals of one angle, take the maximum diameter and the minimum diameter to make difference and convert to obtain the roundness, but the manual measurement is easy to have errors, the maximum diameter and the minimum diameter are not necessarily accurate, the influence of the number of samples is large, and the roundness is inaccurate due to the combination of the reasons.

Accordingly, the prior art is in need of improvement and development.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a device of measurement choma circularity, internal diameter circularity that can accurate measurement choma.

For solving above-mentioned technical problem, the application provides a measure device of choma circularity, the on-line screen storage device comprises a base, install the amesdial on the base, the base is provided with the installation face, still includes the measuring disk and is used for driving the mouth around the rotatory drive arrangement of self rotation axis, the measuring disk is installed on the installation face, the measuring disk is provided with the reference surface that is used for with choma laminating, drive arrangement installs on the measuring disk, a plurality of measuring mechanism are installed to the measuring disk, and one of them measuring mechanism installs on the slide rail, the slide rail with the gauge head linkage of amesdial.

The mouth ring is placed and is measured at the reference surface of measuring disc, reads numerical value on the amesdial, need not use slide caliper to measure, labour saving and time saving and measure the accuracy.

Furthermore, the measuring disc is provided with a limiting groove, the plurality of measuring mechanisms are installed in the limiting groove, the measuring mechanisms can slide along the limiting direction of the limiting groove, each measuring mechanism comprises a contact head, and the contact heads extend out of the measuring disc.

The contact head is used for contacting with the inner diameter of the aperture ring and providing a fulcrum.

Further, the measuring mechanisms are provided with four. Three of which are used to provide the fulcrum and the other of which is used to impart the varying diameter of the orifice ring.

Further, measuring mechanism includes the guide bar, increases axle sleeve, locating part and fastening nut, the guide bar includes interconnect's slide and the body of rod, the body of rod is provided with the screw thread, increase the axle sleeve with the one end of locating part is cup jointed on the body of rod, fastening nut with body of rod threaded connection, the contact sets up the other end of locating part.

The measuring mechanism can be heightened, and the contact head can be adjusted to the inner diameter of the measuring opening ring at a certain height.

Furthermore, the measuring disc comprises a chassis and a positioning structure, the reference surface is arranged on the end surface of the positioning structure, the chassis is provided with first limiting grooves which are vertically crossed, the positioning structure is provided with second limiting grooves which are vertically crossed, and the first limiting grooves and the second limiting grooves are communicated with each other.

Furthermore, the first limiting groove is a T-shaped groove.

Further, drive arrangement includes casing, gyro wheel, switch and connecting portion, connecting portion with spacing groove looks adaptation, drive arrangement peg graft extremely the spacing groove, install the gyro wheel in the casing, still include drive circuit, drive circuit with the switch electricity is connected, drive circuit orders about the gyro wheel rotates.

Furthermore, the rotation direction of the roller is perpendicular to the plane where the axis of the roller is located to the circle center of the measuring disc.

Further, the rollers are provided with four rollers along the circumferential direction of the housing.

Further, the inclination angle of the installation surface and the horizontal plane is 30-60 degrees.

According to the device, the mouth ring is placed on the measuring disc, the contact heads of the three measuring mechanisms provide fulcrums to restrict the rotating position of the mouth ring during measurement, one measuring mechanism is installed on the sliding rail, the diameter change generated in the mouth ring rotating process is transmitted to the linkage mechanism and then transmitted to the dial indicator, and the roundness of the outlet ring can be obtained after conversion by reading the maximum value and the minimum value of the dial indicator. The driving device is also arranged to drive the mouth ring to rotate, so as to replace manual rotation of the mouth ring. The device can realize automatic measurement, is trouble-saving and labor-saving, can avoid the problem that manual measurement is easy to make mistakes, and is favorable for improving the measurement precision and reducing the measurement error.

Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

Fig. 1 is a perspective view of an orifice ring.

Fig. 2 is a front view of the orifice ring.

FIG. 3 is a side cross-sectional view of the orifice ring.

Fig. 4 is a perspective view of an embodiment of the present application (excluding a driving device).

Fig. 5 is a front view of an embodiment of the present application (excluding the drive device).

Fig. 6 is a left side view of an embodiment of the present application (excluding the drive device).

Fig. 7 is a view in the direction of a in fig. 6.

Fig. 8 is a perspective view of a dial indicator in the embodiment of the present application.

Fig. 9 is a perspective view of a measuring mechanism in an embodiment of the present application.

Fig. 10 is a plan view of the measuring mechanism in the embodiment of the present application.

Fig. 11 is a perspective view of a driving device in an embodiment of the present application.

Fig. 12 is a perspective view of another angle of the driving device in the embodiment of the present application.

Fig. 13 is a perspective view of a measurement process of the present application.

Fig. 14 is a left side view of the measurement process of the present application.

Description of reference numerals: 1. a base; 11. a mounting surface; 12. fixing the knob; 13. finely adjusting a knob; 14. a zero setting knob; 15. a slide rail; 16. dragging the knob; 2. a dial indicator; 21. a gauge head; 22. a watch body; 23. a measuring head; 3. a measuring disc; 31. a chassis; 311. a first limit groove; 32. a positioning structure; 321. a second limit groove; 322. a reference plane; 4. an oral ring; 5. a measuring mechanism; 51. a guide bar; 511. a slide base; 512. a rod body; 52. a height-adjusting shaft sleeve; 53. a limiting member; 531. a contact head; 54. fastening a nut; 6. a drive device; 61. a housing; 62. a roller; 63. a switch; 64. a connecting portion.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

Fig. 4 is a perspective view showing the device for measuring the roundness of the mouth ring according to the present invention (excluding the driving device 6), fig. 5 is a front view showing the device for measuring the roundness of the mouth ring according to the present invention (excluding the driving device 6), fig. 6 is a left side view showing the device for measuring the roundness of the mouth ring according to the present invention (excluding the driving device 6), and fig. 7 is a view taken in the direction of a in fig. 6. The device comprises a base 1, a measuring disc 3 and a driving device 6. The base 1 is composed of two parts, the front end is a component for fixing the measuring disc 3, and the front end of the base 1 is provided with a mounting surface 11 for mounting the measuring disc 3. The mounting surface 11 is inclined to the horizontal, typically at an angle of 30-60 degrees to the horizontal, and the user places the device on a work bench for ease of operation and viewing of readings. The rear end is a part for fixing the dial indicator 2, a fixing knob 12 and a fine adjustment knob 13 are respectively arranged on the top surface, and a zero setting knob 14 is arranged on the side surface.

The dial gauge 2 is a length measuring instrument that converts a general linear displacement (linear motion) into a rotational motion of a pointer by a gear or a lever and then performs a reading on a dial. The division value of the dial indicator 2 is 0.01mm, and the dial indicator belongs to a measuring instrument with high precision. As shown in fig. 8, the dial gauge 2 mainly includes a gauge head 21, a gauge body 22 and a measuring head 23, the dial gauge 2 is inserted into the base 1, the gauge head 21 faces the outside of the base 1, the measuring head 23 faces the inside of the base 1, after the dial gauge 2 is inserted into the base 1, the fixing knob 12 is screwed to fix the gauge body 22 of the dial gauge 2 to the base 1, at this time, the pointer of the gauge head 21 is not zero, and the pointer needs to be zeroed. The adjusting range of the fine adjusting knob 13 is longer than that of the zero adjusting knob 14, and if the pointer does not exceed a circle of measuring range of the gauge outfit 21, the pointer is directly adjusted to a zero position through the zero adjusting knob 14; if the pointer exceeds a circle of range, the pointer is adjusted to be within a circle of range through the fine adjustment knob 13, and the pointer is adjusted to be at a zero position through the zero adjustment knob 14.

The base 1 is provided with the spout, installs slide rail 15 in the spout, and slide rail 15 can be in the reciprocal slip of straight line under the restriction of spout, for the convenience of manual regulation, can drag knob 16 at the terminal installation of slide rail 15. The base 1 is also internally provided with a mechanism which is linked with the measuring head 23 of the dial indicator 2 by the slide rail 15. The linkage mechanism comprises a displacement transmission mechanism, a reset mechanism and the like. When the slide rail 15 slightly slides, the sliding direction is as shown by the arrow in fig. 7, the sliding distance is transmitted to the measuring head 23 through the linkage mechanism according to a one-to-one relationship, and the measuring head 23 reflects the sliding distance to the pointer for manual reading. The reset mechanism always pushes the slide rail 15 to the position of the center of circle of the measuring disc 3 below.

The measuring disc 3 comprises a chassis 31 and a positioning structure 32, the whole measuring disc 3 is a convex revolving body, the positioning structure 32 is arranged above the chassis 31, one surface of the positioning structure 32, which is far away from the mounting surface 11, is a reference surface 322, the diameter of the chassis 31 is larger than that of the positioning structure 32, the measuring disc 3 is provided with vertically crossed limiting grooves in a overlooking state, and the vertically crossed limiting grooves cross the circle center of the measuring disc 3. The limiting groove comprises a first limiting groove 311 and a second limiting groove 321 which are communicated with each other, the first limiting groove 311 is arranged on the chassis 31, the groove shape of the first limiting groove 311 is T-shaped, the second limiting groove 321 is arranged on the positioning structure 32, and the groove width of the joint of the first limiting groove 311 and the second limiting groove 321 is larger than that of the second limiting groove 321. The limiting groove is used for limiting the position of the measuring mechanism 5, and the measuring mechanism 5 is used for providing a fulcrum for limiting the rotating position of the mouth ring 4 during measurement.

Fig. 9 is a perspective view showing the measuring mechanism 5 of the device for measuring the roundness of the mouth ring according to the present invention, and fig. 10 is an exploded plan view showing the measuring mechanism 5 of the device for measuring the roundness of the mouth ring according to the present invention. The measuring mechanism 5 includes a guide rod 51, an elevation bush 52, a stopper 53, and a fastening nut 54. The guide rod 51 comprises a sliding seat 511 and a rod body 512 connected to the sliding seat 511, the shape of the sliding seat 511 is matched with the groove shape of the first limiting groove 311, a thread is arranged at one end of the rod body 512 far away from the sliding seat 511, the height adjusting shaft sleeves 52 are circular rings with the same outer diameter but different heights, and the height adjusting shaft sleeves 52 can be multiple and are used for flexibly combining and adjusting the positions of the limiting parts 53 according to the height of the mouth ring 4. The limiting member 53 is an L-shaped component, one end of the height-adjusting shaft sleeve 52 and one end of the limiting member 53 are sleeved on the rod body 512, the contact 531 is arranged at the other end of the limiting member 53, and after the fastening nut 54 is screwed with the thread of the rod body 512, the bottom surface of the height-adjusting shaft sleeve 52 is abutted against the top surface of the chassis 31, so that the limiting member 53 is fixed. The right-angled portion of the limiting member 53 extends into the first limiting groove 311, and the limiting member 53 provided with the contact 531 extends out of the positioning structure 32 of the measuring disk 3 so as to be attached to the inner diameter of the mouth ring 4.

In the present embodiment, four measuring mechanisms 5 are provided, one of which is mounted on the slide rail 15, and in order to ensure that the contact 531 maintains the same level due to the inconsistent distance from the slide rail 15 to the mounting surface 11, the height-adjusting bushings 52 of the measuring mechanisms 5 mounted on the slide rail 15 are also replaced to the corresponding size. The other three measuring mechanisms 5 are respectively arranged in the limit grooves of the measuring disc 3. After installation, the distance from the end of the contact 531 to the center of the measuring disc 3 is adjusted according to the inner diameter of the mouth ring 4 to be measured, and an ideal circle for measuring roundness is formed by connecting the four contacts 531.

In the detection process, the top surface or the bottom surface of the mouth ring 4 is attached to the reference surface 322, the measuring mechanism 5 is adjusted to a proper position, the contact head 531 is in good contact with the side wall of the inner diameter of the mouth ring 4, on the premise that the top surface or the bottom surface of the mouth ring 4 is always attached to the reference surface 322, the mouth ring 4 is rotated to rotate around the axis of the mouth ring 4 for one circle, the sliding rail 15 is driven to move by the size change of the inner diameter of the mouth ring 4, the sliding rail 15 acts on the dial indicator 2 through the linkage mechanism, the maximum value and the minimum value of the dial indicator 2 are recorded respectively, the roundness value is obtained through series of operations, and the roundness value meeting the technical requirements is generally less than or equal to 0.03 millimeter.

The manual rotation of the mouth ring 4 affects the reading on the one hand and may cause hand jitter and affect the measurement accuracy on the other hand. For this purpose, drive means 6 are provided for keeping the aperture ring 4 rotating at a low speed during the measurement.

Fig. 11 is a perspective view showing a driving device in the apparatus for measuring the roundness of the mouth ring according to the present invention, and fig. 12 is another perspective view showing an angle of the driving device in the apparatus for measuring the roundness of the mouth ring according to the present invention. Drive arrangement 6 includes casing 61, gyro wheel 62, switch 63 and connecting portion 64, and casing 61 is cylindric, and the bottom of casing 61 is provided with connecting portion 64, and connecting portion 64 is the cross structure with spacing groove looks adaptation, and drive arrangement 6 can peg graft to spacing groove back, keeps relatively fixed with measuring disc 3. The housing 61 is provided with a driving circuit therein, and the driving circuit is electrically connected to the switch 63 for driving the roller 62 to rotate. In the present embodiment, four rollers 62 are provided, each arranged in the circumferential direction. The rotation direction of the roller 62 is perpendicular to the plane from the axis of the roller 62 to the center of the circle of the measuring disc 3.

In order to facilitate the operation, the switch 63 is arranged ON the top surface of the shell 61, the roller 62 is installed in the shell 61, the roller 62 extends out of the bottom surface of the shell 61, the surface of the roller 62 is rough, after the switch 63 is turned to an ON gear, the roller 62 is driven to rotate at a low speed by the driving circuit, the mouth ring 4 is driven to rotate around the axis of the mouth ring 4 by the torque generated by the reaction force of the roller 62 to the friction force of the mouth ring 4, the process is stable, the rotating speed is constant, the measuring precision is favorably improved, the driving device 6 can enable the mouth ring 4 to be always attached to the reference surface 322, and the measuring error is favorably reduced. The state of the drive device 6 after installation and during the measurement process is referred to in particular in fig. 13 and 14.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a measure device of choma circularity, includes base (1), install amesdial (2) on base (1), base (1) is provided with installation face (11), its characterized in that still includes measuring dish (3) and is used for driving choma (4) around self rotary axis rotatory drive arrangement (6), it installs to measure dish (3) on installation face (11), it is provided with reference surface (322) that are used for laminating with choma (4) to measure dish (3), drive arrangement (6) are installed on measuring dish (3), a plurality of measuring mechanism (5) are installed to measuring dish (3), and one of them measuring mechanism (5) are installed on slide rail (15), slide rail (15) with gauge head (23) the linkage of amesdial (2).

2. A device for measuring the roundness of a mouth ring according to claim 1, wherein said measuring disc (3) is provided with a limit groove, a plurality of said measuring mechanisms (5) are mounted in said limit groove, said measuring mechanisms (5) are slidable in a limiting direction of said limit groove, said measuring mechanisms (5) comprise contact heads (531), and said contact heads (531) extend out of said measuring disc (3).

3. A device for measuring the roundness of a mouth ring according to claim 1, wherein said measuring means (5) is provided in four.

4. The device for measuring the roundness of the mouth ring according to claim 2, wherein the measuring mechanism (5) comprises a guide rod (51), an heightening sleeve (52), a limiting member (53) and a fastening nut (54), the guide rod (51) comprises a slide (511) and a rod body (512) which are connected with each other, the rod body (512) is provided with a thread, one end of the heightening sleeve (52) and the limiting member (53) is sleeved on the rod body (512), the fastening nut (54) is in threaded connection with the rod body (512), and the contact head (531) is arranged at the other end of the limiting member (53).

5. The device for measuring the roundness of the mouth ring according to claim 1, wherein the measuring disc (3) comprises a base disc (31) and a positioning structure (32), the reference surface (322) is disposed on an end surface of the positioning structure (32), the base disc (31) is provided with first vertically crossed limiting grooves (311), the positioning structure (32) is provided with second vertically crossed limiting grooves (321), and the first limiting grooves (311) and the second limiting grooves (321) are communicated with each other.

6. The device for measuring the roundness of the split ring as claimed in claim 5, wherein said first limit groove (311) is a T-shaped groove.

7. The device for measuring the roundness of the mouth ring according to claim 2, wherein the driving device (6) comprises a housing (61), a roller (62), a switch (63) and a connecting portion (64), the connecting portion (64) is adapted to the limiting groove, the driving device (6) is inserted into the limiting groove, the roller (62) is installed in the housing (61), and the device further comprises a driving circuit, the driving circuit is electrically connected with the switch (63), and the driving circuit drives the roller (62) to rotate.

8. A device for measuring the roundness of a mouth ring according to claim 7, wherein the rotation direction of the roller (62) is perpendicular to the plane from the axis of the roller (62) to the center of the circle of the measuring disc (3).

9. An apparatus for measuring roundness of a mouth ring according to claim 7, wherein the rollers (62) are provided in four numbers along the circumference of the housing (61).

10. The device for measuring the roundness of the mouth ring as claimed in claim 1, wherein the inclination angle of said mounting surface (11) to the horizontal plane is 30 to 60 degrees.

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