CN218469808U - Thickness and diameter measuring instrument - Google Patents

Abstract

The utility model discloses a thickness measuring and diameter measuring instrument, which comprises a frame, be provided with central point O in the frame, be provided with driving motor and first proximity switch in the frame, driving motor's output shaft has the lead screw, the cooperation has the screw seat on the lead screw, the screw seat is fixed on outside propulsion pole, be fixed with the support on outside propulsion pole, it has a fluid pipe to peg graft in the support, be provided with the inlet after the fluid pipe top stretches out the support, fluid pipe below and support outside intercommunication, be provided with adjustable angle gauge in the both sides of support, install a piece of the tight baffle of card that hugs closely with the pipe fitting lateral wall that awaits measuring in the below of each adjustable angle gauge, be provided with ultrasonic sensor in the bottom of support, and the position of first proximity switch is as initial position, still be fixed with second proximity switch in the top of support, be provided with angle sensor on each adjustable angle gauge; this structure improves and detects the precision.

Description

Thickness and diameter measuring instrument

Technical Field

The utility model relates to a technical field that plastics tubular product detected specifically is a thickness measurement, calibrator.

Background

In the machining process, a measuring ruler (such as a vernier caliper or a micrometer) is generally used to measure the inner diameter of the machined hole or groove, so as to determine whether the machining size requirement is met. However, there is a limitation when using a measuring ruler to measure a hole or a groove with a smaller aperture or a larger depth, along with the continuous development of science and technology, a more convenient handheld thickness gauge appears on the market, which uses ultrasonic ranging to measure, but in the measuring process, because the ultrasonic sensor needs to be measured by liquid as a medium in the ranging process, the current ultrasonic ranging instrument must place the product to be measured in the medium, and then an ultrasonic probe of the ultrasonic ranging instrument is beneficial to extending into the medium to detect the product to be measured in the medium, but the detection of this way is inconvenient, difficult to detect, and needs to be put into the medium, so that the highest point of the pipe to be measured is difficult to find accurately in the measuring process, resulting in the limitation of the measuring accuracy, and therefore needs to be improved.

Disclosure of Invention

An object of the utility model is to provide a thickness measuring, diameter gauge to there is the problem that detects difficulty, accurate measurement precision receive the influence, can't accurately find the peak of the tubular product that awaits measuring simultaneously in solving the current ultrasonic ranging instrument that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a thickness measuring, calibrator, includes the frame, is provided with the central point O that is used for fixing a position pipe fitting central point that awaits measuring and puts in the frame, its characterized in that: be provided with driving motor and first proximity switch in the frame, first proximity switch installs in the frame and apart from the position of the L length of central point O, driving motor's output shaft have the lead screw, the cooperation has the screw seat on the lead screw, the screw seat is fixed on external propulsion pole, is fixed with the support on external propulsion pole it has a fluid pipe to peg graft in the support, be provided with the inlet after the support is stretched out to fluid pipe top, fluid pipe below and the outside intercommunication of support the both sides of support are provided with adjustable angle ware, and the adjustable angle ware of both sides uses the central axis of support to set up as central bilateral symmetry, and central point O is located on the extension position of the central axis of support, install a tight baffle of hugging closely with the pipe fitting lateral wall that awaits measuring in the below of each adjustable angle ware the bottom of support is provided with the ultrasonic sensor who is used for detecting the pipe fitting pipe wall thickness that awaits measuring, just first proximity switch's position as initial position the top of support still is fixed with the second proximity switch that cooperates with first proximity switch, is provided with adjustable angle sensor on each angle ware.

Preferably, for convenience of fixation, a driving motor base is fixed on the frame, and the driving motor is fixed on the driving motor base.

Preferably, an output shaft of the driving motor is connected with a coupling sleeve, and the coupling sleeve is connected with one end of the screw rod.

Preferably, in order to facilitate movement without displacement or deviation to affect the detection effect, the rack is further provided with two guide rails, two sides of the nut seat are both fixed with a sliding block, and the sliding blocks are connected to the corresponding guide rails in a sliding manner.

Preferably, in order to avoid damaging the surface of the product in the detection process, the tight baffle is wrapped with a silica gel layer.

Preferably, in order to visually check the data, a controller and a display screen electrically connected with the controller are further arranged on the rack.

Preferably, in order to transmit data to the background wirelessly in the later period, the controller is connected with a wireless transmitter.

Compared with the prior art, the beneficial effects of the utility model are as follows: can calculate the diameter and the thickness value of the pipe fitting that awaits measuring fast through this structure, need not to insert it into the medium moreover, only need with liquid medium slowly flow in the pipe fitting surface that awaits measuring can, detect in addition outside the realizing of equipment, can further more accurately find the peak of the pipe fitting that awaits measuring, further improve and detect the precision, operate simpler moreover.

Drawings

Fig. 1 is a schematic top view of a thickness and diameter measuring instrument in this embodiment 1;

fig. 2 is a schematic top view of the thickness and diameter measuring instrument of this embodiment 1 with a pipe to be measured;

fig. 3 is a schematic top view of the thickness and diameter measuring instrument of this embodiment 2 with a pipe to be measured;

FIG. 4 is an enlarged view of FIG. 3 at A;

fig. 5 is a schematic top view of the thickness and diameter measuring instrument of this embodiment 3 with a pipe to be measured mounted thereon.

In the figure: the device comprises a rack 1, a driving motor 2, a first proximity switch 3, a screw rod 4, a screw seat 5, an external pushing rod 6, a support 7, a fluid pipe 8, a fluid inlet 9, an adjustable angle device 10, an adjusting seat 10-1, a rotating shaft 10-2, an adjusting rod 10-3, a clamping baffle 11, an ultrasonic sensor 12, a second proximity switch 13, an angle sensor 14, a driving motor seat 15, a connecting sleeve 16, a guide rail 17, a sliding block 18, a silica gel layer 19, a controller 20, a display screen 21, a wireless transmitter 22 and a pipe fitting 23 to be detected.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," 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 be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-2, the present invention provides an embodiment: the utility model provides a thickness measuring, calibrator, includes frame 1, is provided with the central point O that is used for fixing a position 23 central points of awaiting measuring pipe fitting in frame 1, its characterized in that: the technical scheme includes that a driving motor 2 and a first proximity switch 3 are arranged on a rack 1, the first proximity switch 3 is installed on the rack 1 and is away from a position of L1 length of a central point O, an output shaft of the driving motor 2 is connected with a screw rod 4, a screw seat 5 is matched on the screw rod 4, the screw seat 5 is fixed on an external pushing rod 6, a support 7 is fixed on the external pushing rod 6, a fluid pipe 8 is inserted into the support 7, a liquid inlet 9 is formed in the position, above the fluid pipe 8, of the support 7, the lower portion of the fluid pipe 8 is communicated with the external portion of the support 7, adjustable angle devices 10 are arranged on two sides of the support 7, the adjustable angle devices 10 on two sides are symmetrically arranged left and right by taking the central axis of the support 7 as the center, the central point O is located on an extending portion of the central axis of the support 7, a tight baffle 11 tightly attached to a side wall of a pipe 23 to be detected is installed below each adjustable angle device 10, an ultrasonic sensor 12 used for detecting the pipe 23 to be detected is arranged at the bottom of the support 7, the position of the first proximity switch 3 serves as an initial position, a second proximity switch 3 is fixed above the support 7, and a second proximity switch 13 is fixed above the proximity switch, and a second proximity switch 14 is used for obtaining data, and a second proximity switch 14 and a second proximity switch 13 is used for obtaining process is used for obtaining data which is used for obtaining the ultrasonic sensor and describing a second proximity switch.

Preferably, for convenience of fixing, a driving motor base 15 is fixed on the frame 1, and the driving motor 2 is fixed on the driving motor base 15.

Preferably, the output shaft of the driving motor 2 is connected with a connecting sleeve 16, the connecting sleeve 16 is connected with one end of the screw rod 4, the screw rod 4 is installed on the driving motor 2 through the connecting sleeve 16, rapid installation is achieved, and it is ensured that the driving motor 2 rotates to drive the connecting sleeve 16 to rotate.

As preferred, for the convenience can not appear displacement or deviation and influence the detection effect when removing still be provided with two guide rails 17 in the frame 1 the screw seat 5 both sides all be fixed with a slider 18, slider 18 sliding connection is on the guide rail 17 that corresponds, and this structure setting realizes moving along guide rail 17's direction all the time when screw seat 5 removes through setting up guide rail 17 cooperation slider 18, avoids appearing the displacement phenomenon in carrying out the testing process to the pipe fitting 23 that awaits measuring, and influences and detect the precision.

Preferably, in order to visually check the data, a controller 20 and a display screen 21 electrically connected with the controller 20 are further disposed on the rack 1, and the controller 20 is electrically connected with the second proximity switch 13, the first proximity switch 3, the angle sensor 14, the ultrasonic sensor 12 and the driving motor 2 to acquire the data, obtain the detection data after calculation, and then pass through the display screen 21. The adjustable angle device 10 in this embodiment includes an adjusting seat 10-1, a rotating shaft 10-2 and an adjusting rod 10-3, the adjusting rod 10-3 is rotatably connected to the adjusting seat 10-1 through the rotating shaft 10-2, the angle sensor 14 is located on the adjusting rod 10-3, an initial position of the angle sensor 14, i.e., a 0-degree position, is on a central axis of the support 7, and a 90-degree position of the angle sensor 14 is on a position where the adjusting rod 10-3 is perpendicular to the central axis of the support 7.

The specific working principle of the structure is as follows: firstly, a pipe fitting 23 to be tested is placed on a rack 1, meanwhile, the center point of the pipe fitting 23 to be tested is ensured to be symmetrical to a center point O, at the moment, a driving motor 2 is driven to work to drive a screw rod 4 to rotate, a nut seat 5 on the screw rod 4 is ensured to reciprocate along the screw rod 4, and finally two front adjustable angle devices 10 are pushed to be opened or closed to realize pressing on the surface of the pipe fitting 23 to be tested, the driving motor 2 rotates to enable a connecting sleeve 16 to rotate, the connecting sleeve 16 drives the screw rod 4 to rotate, threads on the screw rod 4 push the nut seat 5 to move, in order to ensure that the nut seat 5 moves linearly, the nut seat 5 is arranged on an external pushing rod 6, so that the whole external pushing rod 6 can move linearly, position deviation cannot occur, a sliding block 18 is arranged on the external pushing rod 6, the sliding block 18 is connected with a guide rail 17 and moves linearly on the guide rail 17, at the moment, the external pushing rod 6 moves linearly from an original position (namely the position of the first proximity switch 3) to approach or leave the pipe fitting 23 to be detected concentric with the center O, when the external pushing rod 6 slowly approaches the pipe fitting 23 to be detected until the clamping baffles 11 on the two sides press the pipe fitting 23 to be detected, the first proximity switch 3 controls to stop driving the motor 2 to work, the second proximity switch 13 works to obtain a displacement distance L2, the distance L3 is calculated according to the obtained L2 and the known L1, meanwhile, the angle expansion (contraction) of the angle-adjustable devices 10 on the two sides is stopped, the angle sensor 14 obtains a value beta, finally, after the radius of the plastic pipe D is obtained according to the L3 and the angle beta, the diameter D of the pipe fitting 23 to be detected can be measured, meanwhile, the liquid inlet 9 is connected with an external liquid supply device to ensure that the liquid flows onto the surface of the pipe fitting 23 to be detected through the liquid pipe 8, and the clamping baffles 11 on the two sides stop slowing down the flow rate of the liquid, guarantee to be full of the surface of being surveyed of pipe fitting 23 that awaits measuring, ultrasonic sensor 12 detects out the thickness T of pipe fitting 23 that awaits measuring through the body that can flow is done the coal medium, consequently can calculate the diameter and the thickness value of pipe fitting 23 that awaits measuring fast through this structure, and need not to insert it into the medium, only need with liquid medium slowly flow in pipe fitting 23 surface that awaits measuring can, detect in addition outside the equipment and realize, can further find the peak of pipe fitting 23 that awaits measuring more accurately, further improve and detect the precision, and the operation is simpler.

Example 2:

referring to fig. 3 and 4, the present invention provides an embodiment: the utility model provides a rough structure is the same with embodiment 1 of thickness measuring, diameter gauge, the difference is, as preferred, in order to avoid damaging the product surface in the testing process, the outer parcel of post tight baffle 11 has one deck silica gel layer 19, avoids damaging the product surface that awaits measuring because post tight baffle 11 is too hard when post 23 pipe fitting that awaits measuring of post tight baffle 11 pressfitting through setting up silica gel layer 19.

Example 3:

referring to fig. 5, the present invention provides an embodiment: the utility model provides a thickness measuring, diameter measuring instrument's approximate structure is the same with embodiment 1, the difference is, for the convenience later stage is wireless with data transmission for the backstage controller 20 on be connected with wireless transmitter 22, be connected with the backstage through setting up wireless transmitter 22, can be directly with the detection data transmission backstage that obtains, just wireless transmitter 22 can also realize through bluetooth transmission or other transmission modes.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a thickness measuring, calibrator, includes frame (1), is provided with the central point O that is used for fixing a position the pipe fitting central point that awaits measuring and puts on frame (1), its characterized in that: the ultrasonic detection device is characterized in that a driving motor (2) and a first proximity switch (3) are arranged on a rack (1), the first proximity switch (3) is installed on the rack (1) and is away from the L1 length position of a central point O, an output shaft of the driving motor (2) is connected with a lead screw (4), a screw seat (5) is matched on the lead screw (4), the screw seat (5) is fixed on an external pushing rod (6), a support (7) is fixed on the external pushing rod (6), a fluid pipe (8) is inserted in the support (7), a fluid inlet (9) is arranged above the fluid pipe (8) after the support (7) is extended out, the lower part of the fluid pipe (8) is communicated with the outside of the support (7), adjustable angle devices (10) are arranged on two sides of the support (7), the adjustable angle devices (10) on two sides are symmetrically arranged left and right by taking the central axis of the support (7) as the center, the central point O is located on the extending part of the central axis of the support (7), an adjustable angle device (10) is installed below the side wall of each adjustable angle device (10), a pipe fitting and is tightly attached to the position of a pipe fitting (7) to be detected, and a baffle (12) is arranged at the bottom of the ultrasonic detection device (3), a second proximity switch (13) matched with the first proximity switch (3) is further fixed above the support (7), and an angle sensor (14) is arranged on each adjustable angle device (10).

2. The thickness and diameter measuring instrument according to claim 1, wherein: a driving motor base (15) is fixed on the frame (1), and the driving motor (2) is fixed on the driving motor base (15).

3. A thickness and diameter gauge according to claim 1 or 2, wherein: an output shaft of the driving motor (2) is connected with a coupling sleeve (16), and the coupling sleeve (16) is connected with one end of the screw rod (4).

4. A thickness and diameter measuring instrument according to claim 3, wherein: the machine frame (1) is further provided with two guide rails (17), two sliding blocks (18) are fixed on two sides of the nut seat (5), and the sliding blocks (18) are connected to the corresponding guide rails (17) in a sliding mode.

5. A thickness and diameter gauge according to claim 4, wherein: the sticking baffle (11) is wrapped with a silica gel layer (19).

6. The thickness and diameter measuring instrument according to claim 4, wherein: the rack (1) is also provided with a controller (20) and a display screen (21) electrically connected with the controller (20).

7. A thickness and diameter gauge according to claim 6, wherein: the controller (20) is connected with a wireless transmitter (22).

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