CN219798247U - Steel pipe calliper - Google Patents

Abstract

The utility model discloses a steel pipe diameter measuring instrument, and belongs to the technical field of diameter measuring instruments. The automatic control device mainly comprises a calliper body, wherein the calliper body comprises a transmitter, the transmitter is arranged on the calliper body, a receiver is arranged on the calliper body and is opposite to the transmitter, a stand is arranged on two sides of the calliper body, an adjusting rod is arranged on the stand through the stand, a bearing of the adjusting rod is connected to the stand, forward and reverse external threads are arranged on two sides of the adjusting rod, the two groups of the adjusting seats are respectively in threaded connection with the forward and reverse external threads of the adjusting rod, supporting wheels are arranged on the upper sides of the adjusting seats, a holding part is arranged at one end of the adjusting rod, a self-locking assembly is arranged on one side of the adjusting rod, the holding part drives the adjusting rod to perform forward and reverse rotation movement, and accordingly two groups of the supporting wheels are controlled to perform opposite or opposite horizontal movement, and accordingly the bearing position of a steel pipe is changed.

Description

Steel pipe calliper

Technical Field

The utility model relates to the technical field of diameter measuring instruments, in particular to a steel tube diameter measuring instrument.

Background

The laser diameter measuring instrument is a device for carrying out rapid non-contact measurement on the diameter, thickness, width, surface shape and the like based on a laser scanning measurement principle, has the characteristics of high precision, high speed, safety and reliability, and is an important measurement monitoring means in the production field.

The principle is that the left and right box bodies are provided with a laser transmitter and a laser receiver which rotate at high speed, laser beams emitted by the laser transmitter are processed into parallel light through a group of lenses, a workpiece only needs to block the light beams, a signal is generated on the receiver, the signal is transmitted to a special computer processor through a photoelectric sensor, and parameters such as measured diameter values, roundness runout and the like can be read out.

For example, the chinese patent of the disclosure is a laser calliper, which provides a compact, reasonable layout and good reliability, however, in the patent, the clamp for placing the measurement product is fixed by the L-shaped support, so that the position of the clamp cannot be moved, when measuring steel pipes with different lengths, the steel pipes are too long to make the stability of the steel pipes after being placed on the clamp worse, and the short steel pipes cannot support the center distance between the two side clamps, so that it is necessary to provide a steel pipe calliper with adjustable clamp positions to solve the above problems.

It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the problems in the prior art, the technical problems to be solved by the utility model are as follows: the steel pipe calliper is provided, reaches the effect of convenient regulation anchor clamps position.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a steel pipe calliper, includes the calliper main part, the calliper main part is used for detecting the diameter of steel pipe, the calliper main part includes the transmitter, and this transmitter sets up in the calliper main part, the transmitter is used for launching the laser beam, and the receiver sets up on the calliper main part and with the transmitter is relative, the receiver is used for receiving the optical signal, and the seat is installed to this seat the both sides of calliper main part are adjusted the pole, and this regulation pole bearing connection is in on the seat of setting up, it is provided with positive and negative external screw thread to adjust the pole both sides, and regulation seat, two sets of this regulation seat threaded connection respectively are in on the positive and negative external screw thread of regulation pole, two sets of regulation seats use the transmitter is the central symmetry setting, and the supporting wheel, this supporting wheel is installed the upside of regulation seat, the supporting wheel is used for bearing steel pipe, and the portion is installed to this portion of holding is in the one end of adjusting the pole, the portion of holding is used for controlling the regulation pole and rotates, and the auto-lock subassembly sets up in one side of adjusting the pole, the subassembly is used for not receiving the effect down the regulation pole, two sets of being suitable for carrying out the relative motion when two sets of regulation pole are adjusted the relative motion to the relative motion is in the opposite direction, and two sets of regulation poles are adjusted the relative motion are adjusted to the axis, and are thereby change the relative motion is adjusted to the relative motion, and are moved to the relative to the axis.

Further, the self-locking assembly comprises a transmission rod, the transmission rod is movably connected in the vertical seat, the transmission rod is in sliding connection with the adjusting rod, one end of the transmission rod, which is far away from the adjusting rod, is fixedly connected with the holding part, an elastic part is arranged between the holding part and the vertical seat, the elastic part is used for giving force for the holding part, which is far away from the vertical seat, one end of the vertical seat and one side of the transmission rod are respectively provided with a face gear, and the two groups of face gears are suitable for entering an engaged state when the holding part is far away from the vertical seat, so that the axial displacement of the transmission rod is limited while the circumferential rotation of the transmission rod is limited.

Further, the bearing on the calliper main body is connected with a plurality of groups of rollers, and the lower end of the adjusting seat is contacted with the surfaces of the rollers.

Further, a lifting seat is arranged between the adjusting seat and the supporting wheel, the lifting seat is in sliding connection with the adjusting seat, the lifting seat is in bearing connection with the supporting wheel, a knob is connected to the lifting seat in a threaded mode, and the knob is used for limiting the relative position between the lifting seat and the adjusting seat.

Further, the adjusting seat is provided with a scale, and the scale is used for displaying the height position of the lifting seat.

Further, a telescopic rod is connected between the two groups of lifting seats.

The beneficial effects of the utility model are as follows: according to the steel pipe diameter measuring instrument provided by the utility model, the adjusting rod is controlled to perform forward and backward rotation by the aid of the holding part through the matching of the adjusting rod and the adjusting seat, so that the two groups of adjusting seats drive the supporting wheels to perform opposite or opposite horizontal movement through threaded engagement, and the supporting position of the steel pipe is adjusted.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is an overall schematic view of a steel pipe calliper according to the utility model;

FIG. 2 is a schematic diagram of the overall side view of FIG. 1;

FIG. 3 is an enlarged schematic cross-sectional view of the area A in FIG. 1;

FIG. 4 is a schematic view showing an enlarged cross-section of the area B in FIG. 3;

wherein, each reference sign in the figure:

1. a calliper body; 2. a transmitter; 3. a support wheel; 4. a hand wheel; 5. a receiver; 6. a vertical seat; 7. an adjusting rod; 8. an adjusting seat; 9. a lifting seat; 10. a knob; 11. a telescopic rod; 12. a locking spring; 13. a transmission rod; 14. face gears.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are, for example, capable of operation in other environments. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As shown in fig. 1-2, the utility model provides a steel pipe diameter measuring instrument, which comprises a diameter measuring instrument main body 1, wherein the diameter measuring instrument main body 1 is used for detecting the diameter of a steel pipe, the diameter measuring instrument main body 1 comprises an emitter 2, the emitter 2 is arranged on the diameter measuring instrument main body 1, the emitter 2 is used for emitting laser beams, a receiver 5 is fixedly arranged on the diameter measuring instrument main body 1, the receiver 5 is arranged opposite to the emitter 2, and the receiver 5 is used for receiving the laser beam optical signals emitted by the emitter 2;

the steel tube is placed between the receiver 5 and the emitter 2 to block the light beam, a signal is generated on the receiver 5, and the signal is transmitted to a special computer processor through a photoelectric sensor, so that parameters such as the diameter value, roundness runout and the like of the measured steel tube can be read.

As shown in fig. 3-4, two sides of the calliper main body 1 are fixedly provided with stand seats 6, the bearings on the stand seats 6 on the right side are connected with adjusting rods 7, the adjusting rods 7 are arranged below the emitter 2, the axes of the adjusting rods 7 are perpendicular to the laser beams emitted by the emitter 2, two sides of the adjusting rods 7 are provided with opposite external threads, and the threads on two sides of the adjusting rods 7 are symmetrically arranged with the emitter 2 as a center;

the left side of the adjusting rod 7 is provided with a self-locking component, the self-locking component comprises a transmission rod 13, the transmission rod 13 is movably connected in the left vertical seat 6, the transmission rod 13 can rotate in the vertical seat 6 and slide along the axial direction, the right end of the transmission rod 13 is in sliding connection with the adjusting rod 7, the transmission rod 13 is connected with the adjusting rod 7 through a key, so that the transmission rod 13 can drive the adjusting rod 7 to rotate, one end of the transmission rod 13 far away from the adjusting rod 7 is fixedly provided with a hand wheel 4, namely a holding part, and the transmission rod 13 and the adjusting rod 7 can be driven to synchronously rotate positively and reversely through manual rotation of the hand wheel 4;

the front and back threads of the adjusting rod 7 are respectively connected with a group of adjusting seats 8 in a threaded manner, the two groups of adjusting seats 8 are symmetrically arranged on two sides of the emitter 2, a plurality of groups of rollers are connected to the bearing on the calliper main body 1, the rollers are arranged below the adjusting rod 7, the rolling direction of the rollers is parallel to the axis direction of the adjusting rod 7, and the lower bottom surface of the adjusting seat 8 is contacted with the surface of the rollers, so that the circumferential positions of the adjusting seats 8 are locked by the rollers to prevent the rotation of the rollers;

when the hand wheel 4 is manually rotated to drive the adjusting rod 7 to perform forward and backward movement, the two groups of adjusting seats 8 perform opposite or separated horizontal movement, and the bottom surfaces of the adjusting seats 8 are contacted with the roller, so that the friction resistance of the adjusting seats 8 during the horizontal movement is reduced through the roller;

the right end of the left vertical seat 6 is fixedly provided with the face gear 14, the right side of the transmission rod 13 is fixedly provided with the face gear 14, the teeth of the two groups of face gears 14 are oppositely arranged, the two groups of face gears 14 are in meshed state when being attached, a locking spring 12, namely an elastic part, is arranged between the vertical seat 6 and the hand wheel 4, the locking spring 12 is sleeved on the transmission rod 13, the locking spring 12 is applied to the hand wheel 4 to keep away from the force of the vertical seat 6, so that the hand wheel 4 drives the transmission rod 13 to move away from the vertical seat 6 under the influence of the elasticity of the locking spring 12 in a natural state, when the face gear 14 on the transmission rod 13 moves to a position meshed with the face gear 14 on the vertical seat 6 along with the transmission rod 13, the transmission rod 13 stops moving, and the transmission rod 13 cannot circumferentially rotate with the connected adjusting rod 7 through the meshing of the two groups of face gears 14, when the adjusting rod 7 needs to rotate, the hand wheel 4 is manually pushed to move towards the vertical seat 6, the locking spring 12 is stressed to shrink, the two groups of face gears 14 are separated from the matching, the transmission rod 13 and the adjusting rod 7 is driven to rotate, and the adjusting rod 4 cannot be loosened again, and the self-locking state cannot be achieved after the adjustment of the adjusting rod is completed.

The lifting seat 9 is slidably connected to the adjusting seat 8, the lifting seat 9 can move up and down in the height direction on the adjusting seat 8, the upper end bearing of the lifting seat 9 is connected with the supporting wheels 3, the left and right groups of supporting wheels 3 are used for bearing steel pipes needing to be measured, the lifting seat 9 is connected with the knob 10 in a threaded manner, the end part of the knob 10 is contacted with the adjusting seat 8, when the knob 10 is screwed, the knob 10 generates pressure on the adjusting seat 8, so that the height position of the lifting seat 9 is fixed, the adjusting seat 8 is provided with a scale, the direction of the scale is consistent with the moving direction of the lifting seat 9, the height positions of the supporting wheels 3 on the lifting seat 9 can be conveniently confirmed through the scale, so that the supporting height positions of the steel pipes can be adjusted according to the steel pipes with different pipe diameters, the steel pipes can be conveniently placed at the middle positions of the light beams emitted by the emitter 2, the detection accuracy is improved, and the detection range of different steel pipe diameters is improved;

the hand wheel 4 drives the adjusting rod 7 to rotate so as to conveniently control the distance between the two groups of supporting wheels 3, so that steel pipes with different lengths are supported, the stability of the support is improved, and the transverse positions of the two groups of supporting wheels 3 are locked through the self-locking assembly, so that the stability in detection is improved;

the telescopic rods 11 are fixedly connected between the two groups of lifting seats 9, the telescopic rods 11 can stretch and retract so as to adapt to the distance between the two supporting wheels 3, the height positions of the two groups of supporting wheels 3 can be conveniently and simultaneously adjusted by controlling the height positions of the telescopic rods 11, and when the supporting wheels 3 are at the highest adjustable positions, the telescopic rods 11 are still positioned at the lower sides of the emitters 2, so that the detection results are not affected.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a steel pipe calliper, includes calliper main part (1), calliper main part (1) are used for detecting the diameter of steel pipe, its characterized in that: the caliper body (1) includes:

an emitter (2), the emitter (2) being arranged on the calliper body (1), the emitter (2) being for emitting a laser beam;

a receiver (5), the receiver (5) being arranged on the calliper body (1) and opposite to the transmitter (2), the receiver (5) being arranged to receive an optical signal;

stand seats (6), wherein the stand seats (6) are arranged at two sides of the calliper main body (1);

the adjusting rod (7), the bearing of the adjusting rod (7) is connected to the vertical seat (6), and both sides of the adjusting rod (7) are provided with positive and negative external threads;

the two groups of adjusting seats (8) are respectively connected to the positive and negative external threads of the adjusting rod (7) in a threaded manner, and the two groups of adjusting seats (8) are symmetrically arranged by taking the emitter (2) as a center;

the supporting wheel (3) is arranged on the upper side of the adjusting seat (8), and the supporting wheel (3) is used for bearing a steel pipe;

a grip part mounted on one end of the adjustment lever (7), the grip part being for controlling rotation of the adjustment lever (7);

the self-locking assembly is arranged on one side of the adjusting rod (7) and is used for limiting the adjusting rod (7) to rotate under the action of no external force;

the two groups of adjusting seats (8) are suitable for performing opposite or opposite horizontal movement on the axis direction of the adjusting rod (7) when the adjusting rod (7) performs forward and reverse movement, so that the distance between the two groups of supporting wheels (3) is changed.

2. A steel pipe calliper according to claim 1, wherein: the self-locking assembly comprises a transmission rod (13), the transmission rod (13) is movably connected in the vertical seat (6), the transmission rod (13) is in sliding connection with the adjusting rod (7), one end of the transmission rod (13) away from the adjusting rod (7) is fixedly connected with the holding part, an elastic part is arranged between the holding part and the vertical seat (6), the elastic part is used for giving force for keeping away from the vertical seat (6) to the holding part, an end face gear (14) is arranged at one end of the vertical seat (6) and one side of the transmission rod (13), and the two groups of end face gears (14) are suitable for entering an engagement state when the holding part is away from the vertical seat (6), so that circumferential rotation of the transmission rod (13) is limited while axial displacement of the transmission rod is limited.

3. A steel pipe calliper according to claim 1, wherein: the upper bearing of the calliper main body (1) is connected with a plurality of groups of rollers, and the lower end of the adjusting seat (8) is contacted with the surfaces of the rollers.

4. A steel pipe calliper according to claim 1, wherein: the lifting seat (9) is arranged between the adjusting seat (8) and the supporting wheel (3), the lifting seat (9) is in sliding connection with the adjusting seat (8), the lifting seat (9) is in bearing connection with the supporting wheel (3), a knob (10) is connected to the lifting seat (9) in a threaded mode, and the knob (10) is used for limiting the relative position between the lifting seat (9) and the adjusting seat (8).

5. A steel pipe calliper according to claim 4, wherein: the adjusting seat (8) is provided with a scale which is used for displaying the height position of the lifting seat (9).

6. A steel pipe calliper according to claim 5, wherein: a telescopic rod (11) is connected between the two groups of lifting seats (9).