CN218801732U

CN218801732U - Coaxiality calibrating device and lower swing machine applying same

Info

Publication number: CN218801732U
Application number: CN202222984212.0U
Authority: CN
Inventors: 冯志新
Original assignee: Beijing Trans Manufacture And Trade Co ltd
Current assignee: Beijing Trans Manufacture And Trade Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-04-07
Anticipated expiration: 2032-11-09

Abstract

The utility model provides a axiality calibrating device and applied device's lower hem machine relates to and detects the correction technical field, and the main objective provides a little and convenient to use's of occupation space axiality calibration equipment. This axiality calibrating device includes: the calibration device comprises a calibration base, a calibration ball and a calibration device, wherein the calibration base is fixedly provided with the calibration ball; a connector; the calibration component comprises a connecting component and a probe, and two ends of the connecting component are respectively connected with the connecting head and the probe in a rotating manner; the probe is located the calibration base with between the connector and the free end of probe can with the surface contact of calibration ball and for the surface sliding movement of calibration ball. The utility model is used for a little and convenient to use's axiality calibrating device of occupation space is provided.

Description

Coaxiality calibrating device and lower swing machine applying same

Technical Field

The utility model belongs to the technical field of the detection and correction technique and specifically relates to a axiality calibrating device and applied device's lower hem machine is related to.

Background

After leaving the factory, a lot of large-scale equipment need to be subjected to coaxiality calibration including vertical coaxiality, horizontal coaxiality and the like, so that the processing precision of the equipment is ensured, and the equipment can normally run. The traditional equipment for coaxiality calibration is large in size, and a relatively large installation space is needed to meet the calibration requirement. When the distance between the two axes to be calibrated is small, the conventional calibration apparatus cannot be used due to lack of sufficient installation space. Such as a skirt machine, a trimming machine, a numerical control machine, and the like.

In order to solve the above problems, the coaxiality calibration can be conveniently performed by the equipment with the to-be-calibrated shaft at a short distance, and a novel calibration device needs to be developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lower hem machine of axiality calibrating device and applied device to solve the calibration equipment that exists among the prior art and restrict awkward technical problem because of the timing space. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a axiality calibrating device, include:

the calibration device comprises a calibration base, a calibration ball and a calibration device, wherein the calibration base is fixedly provided with the calibration ball;

a connector;

the calibration component comprises a connecting component and a probe, and two ends of the connecting component are respectively connected with the connecting head and the probe in a rotating manner;

the probe is located the calibration base with between the connector and the free end of probe can with the surface contact of calibration ball and for the surface sliding movement of calibration ball.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

As a further improvement of the present invention, the calibration member further includes a first fastener, the connection assembly is passed through the first fastener with the connector and the probe are connected.

As a further improvement of the present invention, the calibration member further includes a sliding assembly, the sliding assembly is rotatably connected to the connection assembly, and the probe is located on the sliding assembly and can slide relative to the connection assembly under the action of the sliding assembly.

As a further improvement of the present invention, the sliding assembly includes a fastening rail and a sliding gauge head;

the middle part of the fastening track is sunken and forms a groove for the sliding movement of the sliding gauge outfit, and two side walls of the groove are both raised along the length direction of the groove and form a strip-shaped guide rail;

the side wall of one end of the sliding gauge head inserted into the groove is sunken and forms a strip-shaped guide groove matched with the strip-shaped guide rail, and the sliding gauge head slides and moves relative to the fastening rail through the strip-shaped guide groove.

As a further improvement of the present invention, the strip-shaped guide rail is located at an outer side edge of the groove.

As a further improvement of the present invention, the sliding assembly further includes a second fastening member, a through hole and a fastening hole are provided on the side wall of the recess, and the second fastening member is connected to the fastening hole through the through hole;

rotating the second fastener can adjust the friction between the fastening rail and the sliding watch head to fix or release the sliding watch head. As a further improvement of the present invention, the calibration member further includes a calibration table fixedly connected to the probe.

As a further improvement of the present invention, the calibration member further includes a reading assembly including a reading mirror arranged in parallel with the calibration table.

As a further improvement of the utility model, the mirror surface of the reading mirror is plated with a high reflection film and/or a semipermeable film.

The utility model also provides a lower hem machine, including above-mentioned arbitrary one the axiality calibrating device.

Compared with the prior art, the utility model discloses the technical scheme that the embodiment of preferred provided has following beneficial effect:

the calibration base and the connector can be respectively connected with a shaft to be calibrated, and as the calibration ball and the probe are respectively connected with the calibration base and the connector, when the probe rotates around the calibration ball, the coaxiality of the shaft to be calibrated can be obtained according to the jumping of the probe and is calibrated; the connecting assembly can be rotatably connected with the connecting head and the probe, so that the structure can be better suitable for a shaft to be calibrated with a smaller space, and compared with the traditional calibration equipment, the structure has the advantages of smaller required space and more convenience and flexibility in use; the connecting component can be matched with the sliding component to adjust the probe to enable the probe to point to a proper position of the calibration ball, the calibration table can accurately reflect the radial runout degree between the shafts to be calibrated through the runout of the probe, so that the coaxiality error between the shafts to be calibrated can be more accurately reflected in a data form, and meanwhile, the data can also be used as the basis for coaxiality calibration to guide an operator to adjust the position of the shafts to be calibrated; the reading assembly may be reflective or transmissive to ensure that the operator is always able to view the calibration gauge reading.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the whole structure of the coaxiality calibrating device of the present invention;

fig. 2 is a schematic view of the whole structure of the coaxiality calibrating device at another angle;

fig. 3 is a schematic structural diagram of a calibration base in the coaxiality calibration apparatus according to the present invention;

FIG. 4 is a schematic view of the connection head and the alignment member of the coaxiality alignment apparatus of the present invention;

FIG. 5 is an assembled view of the connecting head, the connecting assembly, and the sliding assembly shown in FIG. 4;

fig. 6 is a schematic structural diagram of a sliding assembly in the coaxiality calibrating device of the present invention;

FIG. 7 is a schematic view of the fastening rail of FIG. 6;

FIG. 8 is a schematic view of the structure of the sliding gauge head of FIG. 6;

fig. 9 is a schematic view of the installation of the reading assembly in the coaxiality calibrating device of the present invention;

fig. 10 is a schematic view of another angle of the reading assembly of the coaxiality calibrating apparatus according to the present invention.

In the figure: 1. calibrating the base; 2. calibrating the ball; 3. a connector; 4. a connection assembly; 5. a probe; 6. a first fastener; 7. a sliding assembly; 71. fastening a rail; 711. a groove; 712. a strip-shaped guide rail; 713. perforating; 714. a fastening hole; 72. sliding the gauge outfit; 721. a strip-shaped guide groove; 73. a second fastener; 8. calibrating the table; 9. a reading assembly; 91. and a reading mirror.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of 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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but 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. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly stated 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; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

The technical solution of the present invention will be specifically described below with reference to the accompanying drawings.

The utility model provides a axiality calibrating device, the device is including the calibration base 1 and the connector 3 of mutual disposition, wherein there are calibration ball 2 and calibration ball 2's axis and calibration base 1's axis coincidence along its axis direction fixed mounting on the calibration base 1, be provided with the calibration component that can directional calibration ball 2 on the connector 3, this calibration component includes coupling assembling 4 and probe 5, wherein the connector 3 rotates with probe 5 through coupling assembling 4 to be connected, probe 5 is located between calibration base 1 and the connector 3 and probe 5's free end can with calibration ball 2's outer surface contact and for calibration ball 2's surface sliding movement.

In use, the calibration base 1 and the calibration head described above need to be connected to the shaft to be calibrated, respectively. When the position of the probe 5 is adjusted to the position that the free end of the probe 5 is contacted with the maximum diameter of the calibration sphere 2 on the plane vertical to the calibration base 1, the probe 5 can rotate relative to the calibration base 1 under the drive of the connecting head 3, and the free end of the probe 5 can slide along the surface of the calibration sphere 2. In this process, once the probe 5 has run out, it indicates that there is a deviation between the two shafts to be calibrated that does not meet the set requirements, and the position of the axis of the respective shaft needs to be adjusted.

The calibration head can be connected with the shaft to be calibrated in a rotating connection mode, or the shaft to be calibrated is set to be a rotatable shaft.

Compared with the traditional calibration device, the calibration device has the advantages that the required space is smaller, the calibration processing can be performed under the condition that the distance between the axes to be calibrated is smaller, and the calibration precision is higher.

The coaxiality calibrating device can be applied to the coaxiality calibration of an upper shaft and a lower shaft and can also be applied to the coaxiality calibration of a left shaft and a right shaft.

In this embodiment, a specific configuration will be described by taking the alignment of the vertical axis coaxiality as an example. As shown in fig. 1-2, the connecting head 3 is located above the calibration base 1.

The calibration base 1 has a structure as shown in fig. 3, on which a calibration ball 2 is fixedly mounted.

In the present embodiment, in order to observe the positional relationship between the calibration sphere 2 and the probe 5 in order to ensure that the probe 5 can always contact the calibration sphere 2, the calibration sphere 2 is made of a transparent material.

Specifically, the calibration ball 2 may be made of transparent glass, quartz, or the like.

The structure of the connector 3 and the calibration member on the connector 3 is shown in fig. 4, the calibration member includes a connection assembly 4 and a probe 5, wherein the connection assembly 4 is a strip structure, the probe 5 is rotatably connected to the connection assembly 4 and deflects a certain angle relative to the length direction of the connection assembly 4 so that the free end of the probe 5 points to the calibration sphere 2, and a V-shaped included angle exists between the two.

The size of the V-shaped included angle is limited by the space between the upper shaft and the lower shaft to be calibrated, the size of the V-shaped included angle can change along with the change of the distance between the upper shaft and the lower shaft, when the distance between the upper shaft and the lower shaft is increased, the angle of the V-shaped included angle is increased, and when the distance between the upper shaft and the lower shaft is reduced, the angle of the V-shaped included angle is reduced. The size of this contained angle can be adjusted through the mode of the contained angle between adjustment coupling assembling 4 and the connector 3 and the contained angle between coupling assembling 4 and the probe 5.

In order to facilitate the adjustment of the angle, as an alternative embodiment, the alignment member further includes a first fastening member 6, and the connection assembly 4 is connected to the connection head 3 and the probe 5 via the first fastening member 6.

In this embodiment, one end of the first fastening member 6 is a threaded cylindrical structure, and the other end is a gripping portion (which may be a cylindrical structure or a Y-shaped structure) for facilitating gripping and applying force by hand; the connecting component 4 is a strip-shaped structure with a certain thickness, and holes for the studs to pass through are formed in the two ends of the connecting component 4 in the length direction; all be provided with the screw structure that corresponds with the double-screw bolt on the connector 3 that links to each other with coupling assembling 4 and the probe 5, after the double-screw bolt part of first fastener 6 inserted corresponding screw through the hole in, can realize the fixed of relevant structure and release through threaded connection's mode to angle and relative position between convenient adjustment connector 3, coupling assembling 4 and the probe 5 are fixed coupling assembling 4 and probe 5.

In this embodiment, when this calibrating device carries out calibration work, connector 3 can be driven by the upper shaft and rotate, and probe 5 can slide on calibration ball 2 around calibration ball 2's circumference at this moment in the rotation process to the axiality of the axle that realizes arranging from top to bottom calibrates.

During calibration, if radial runout between the upper shaft and the lower shaft is detected at the probe 5 (namely, the axis deviation between the upper shaft and the lower shaft is larger than the set requirement of the equipment at the moment), the position of the upper shaft or the lower shaft in the horizontal direction can be adjusted through a corresponding adjusting mechanism, so that the radial runout degree of the upper shaft and the lower shaft meets the requirement of the equipment.

The above-mentioned adjusting mechanism is prior art and will not be described herein.

For better adjustment of the calibration accuracy, the calibration member further comprises, in this embodiment, a calibration table 8 fixedly connected to the probe 5. The coaxiality condition of the equipment can be directly shown by the straight pipe of the calibration table 8.

The calibration table 8 is able to directly reflect the degree of jitter of the probe 5 by reading changes. Therefore, a person operating the equipment can judge whether the jitter degree of the probe 5 meets the design and use requirements of the equipment or not by calibrating the reading of the table 8, and if the jitter degree does not exceed the design and use requirements of the equipment all the time, the coaxiality of the upper and lower axes meets the requirements at the moment; if the jumping degree exceeds the design and use requirements of the equipment, the relative positions of the upper shaft and the lower shaft need to be adjusted so as to meet the design and use requirements.

In this embodiment, the calibration gauge 8 is a dial gauge, the detection precision of the calibration gauge can reach 0.002mm, and the range of the detected radial runout is between 0.002mm and 0.5 mm.

When the connecting assembly 4 is adjusted, the position of the probe 5 is also moved accordingly. In order to ensure that the free end of the probe 5 is always in contact with the surface of the calibration sphere 2, the calibration member may, as an alternative embodiment, further comprise a sliding assembly 7, the sliding assembly 7 being rotatably connected to the connection assembly 4, the probe 5 being located on the sliding assembly 7 and being capable of sliding movement relative to the connection assembly 4 under the action of the sliding assembly 7.

Specifically, the sliding member 7 is provided with a screw hole structure, and the first fastening member 6 can be fixedly connected with the probe 5 through the sliding member 7, as shown in fig. 5.

The structure of the slide module 7 will be described in detail below:

as shown in fig. 6 to 8, the sliding assembly 7 includes a fastening rail 71 and a sliding gauge head 72, wherein the fastening rail 71 is connected to the connection assembly 4, the sliding gauge head 72 is connected to the fastening rail 71 by a sliding manner, and the probe 5 is fixed to the sliding gauge head 72 and can be moved synchronously with the sliding of the sliding gauge head 72.

Specifically, the fastening rail 71 has a U-shaped structure as shown in fig. 7, the middle of the fastening rail 71 is recessed to form a groove 711 for the sliding movement of the sliding gauge head 72, and both side walls of the groove 711 protrude in the length direction to form a strip-shaped guide 712; the sliding gauge head 72 is structured as shown in fig. 8, and the sliding gauge head 72 is inserted into the groove 711 with one end side wall thereof being recessed and formed with a bar-shaped guide groove 721 fitted to the bar-shaped guide rail 712, and the sliding gauge head 72 is slidably moved relative to the fastening rail 71 through the bar-shaped guide groove 721.

In the present embodiment, the above-mentioned strip rail is formed at the outer side edge of the groove 711, and in correspondence therewith, strip guide grooves 721 formed on the side walls of the slide gauge head 72 are formed at corresponding positions.

The number of the strip-shaped rails is two, at this time, the two strip-shaped rails can be symmetrically arranged, or can be arranged in tandem on two side walls, and only the strip-shaped guide grooves 721 are required to be arranged corresponding to the strip-shaped rails; alternatively, at least two strip-shaped rails may be disposed on one side wall, and the number of the strip-shaped guide slots 721 is the same as that of the strip-shaped rails and the strip-shaped guide slots are disposed in a one-to-one correspondence.

After adjusting the sliding gauge head 72 to move to a proper position relative to the fastening rail 71, the sliding gauge head 72 can be fixed by the second fastening member 73.

Specifically, at this time, the groove 711 of the fastening rail 71 is further provided with a through hole 713 and a fastening hole 714, the through hole 713 and the fastening hole 714 are respectively arranged on two opposite side walls of the groove 711, as shown in fig. 7, the second fastening member 73 is connected to the fastening hole 714 through the through hole 713, and the left and right sides of the fastening rail 71 can be in a clamped or loosened state by rotating the second fastening member 73, so that the friction between the fastening rail 71 and the sliding watch head 72 is adjusted to fix or release the sliding watch head 72.

Specifically, the structure of the second fastening member 73 is substantially the same as that of the first fastening member 6, and will not be described herein. The stud portion of the second fastening member 73 can be screwed into the fastening hole 714 through the through hole 713, and the frictional force between the fastening rail 71 and the sliding head 72 can be adjusted by rotation.

In the present embodiment, the calibration chart 8 and the probe 5 are both located on the sliding gauge head 72 and can move synchronously with the movement of the sliding gauge head 72.

This calibration device, when in use, will cause the calibration sheet 8 to rotate to a direction where the surface faces away from the operator, causing the operator to be unable to access the values displayed on the calibration sheet 8. To solve this problem, it is provided that the calibration member further comprises a reading assembly 9, the reading assembly 9 comprising a reading mirror 91 arranged in parallel with the calibration table 8.

The reading mirror 91 can show the values of the surface in reflection when the calibration chart 8 is turned away from the operator.

In addition to the reading mirror 91, the reading assembly 9 also comprises mirror frames, which are fixedly arranged on both sides of the fastening rail 71 by means of second fastening elements 73, as shown in fig. 9 to 10.

It should be noted that, in order to avoid the reading mirror 91 blocking the surface of the calibration chart 8 from the normal reading of the operator when the surface is moved to the side facing the operator, as an alternative embodiment, the reading mirror 91 is made of a light-transmitting material.

In consideration of the function of the reading mirror 91, the mirror surface (i.e., the surface) of the reading mirror 91 is coated with a high reflective film and/or a semi-permeable film, so that the reading mirror 91 has both light transmitting and reflecting functions, and a worker can normally obtain the reading on the dial plate of the calibration chart 8 under any condition.

The high-reflection film and the semi-permeable film are both in the prior art, and the material and structure thereof are not described in detail herein.

Besides the lower swing machine, the device can also be applied to edge cutting machines, numerical control machines and the like.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. Coaxiality calibrating device, characterized by comprising:

a connector;

the probe is located the calibration base with between the connector just the free end of probe can with the surface contact of calibration ball and for the surface sliding movement of calibration ball.

2. The coaxiality alignment device of claim 1, wherein the alignment member further includes a first fastener, and wherein the connection assembly is connected to the connector and the probe via the first fastener.

3. The concentricity calibration device of claim 1, wherein the calibration member further comprises a slide assembly rotatably coupled to the linkage assembly, the probe being on the slide assembly and being slidably movable relative to the linkage assembly under the action of the slide assembly.

4. The coaxiality calibration apparatus according to claim 3, wherein the slide assembly includes a fastening rail and a slide gauge head;

the side wall of one end of the sliding gauge outfit inserted into the groove is sunken and forms a strip-shaped guide groove matched with the strip-shaped guide rail, and the sliding gauge outfit slides and moves relative to the fastening rail through the strip-shaped guide groove.

5. The concentricity calibration device of claim 4, wherein the strip guide is located at an outer edge of the groove.

6. The coaxiality calibrating device according to claim 4, wherein the sliding assembly further comprises a second fastening member, a through hole and a fastening hole are formed in a side wall of the groove, and the second fastening member is connected with the fastening hole through the through hole;

rotating the second fastener can adjust the friction between the fastening rail and the sliding watch head to fix or release the sliding watch head.

7. The coaxiality calibration apparatus according to claim 1, wherein the calibration member further includes a calibration gauge fixedly attached to the probe.

8. The coaxiality calibration apparatus according to claim 7, wherein the calibration member further includes a reading assembly including a reading mirror arranged in parallel with the calibration gauge.

9. The coaxiality calibrating device according to claim 8, wherein the mirror surface of the reading mirror is coated with a high reflection film and/or a semi-permeable film.

10. A downswing machine, characterized in that it comprises a coaxiality calibration apparatus according to any one of claims 1 to 9.