CN209945258U

CN209945258U - Dimension measuring device

Info

Publication number: CN209945258U
Application number: CN201920605175.3U
Authority: CN
Inventors: 肖建平; 毛黎明
Original assignee: Jiangxi Zhengwo Information Technology Co Ltd
Current assignee: Jiangxi Zhengwo Information Technology Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-14
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a size measuring device relates to size measurement technical field, which comprises a base, two transmission boxes of last fixed surface of base are connected with, and two transmission boxes are the cross form, and the spout has all been seted up at the middle part of every transmission box upper surface, and the equal joint in inside of every spout has two sliders, and slider and spout looks adaptation, and the equal fixed bearing of two symmetries of inlaying of the inside wall of every spout, and positive and negative threaded rod has all been placed to the inside of every spout, and the surface at both ends respectively with the inner circle fixed connection of two bearings about the positive and negative threaded rod. The utility model discloses a set up positive reverse motor, under the effect of positive and negative threaded rod, slider and push rod, can promote between two parties to the box that awaits measuring, make the box that awaits measuring be located the positive middle part of placing the bench surface to improve the measuring accuracy, through setting up the light curtain sensor, can carry out length, width and height measurement to the box that awaits measuring, and the box position can reach accurate measuring purpose between two parties.

Description

Dimension measuring device

Technical Field

The utility model relates to a size measurement technical field, more specifically relates to a size measurement device.

Background

The measurement is to describe the observed phenomenon by data according to a certain rule, namely, to quantitatively describe things, and the measurement is to quantify non-quantitative objects.

Chinese patent publication No. CN201820820822.8 discloses a dimension measuring instrument, which uses a camera to shoot the appearance of a measured object and transmit the shot image to an image processor, and then outputs the dimension measurement data to a display for display through the image processor. Therefore, it is necessary to invent a dimension measuring apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a size measuring device, solved the great problem of current box external dimension measuring device measuring error.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a size measuring device, includes the base, two transmission boxes of last fixed surface of base are connected with, and two transmission boxes are the cross, every the spout has all been seted up at the middle part of transmission box upper surface, every the equal joint in inside of spout has two sliders, and slider and spout looks adaptation, every the inside wall of spout is all fixed to be inlayed and is had two symmetrical bearings, every positive and negative threaded rod has all been placed to the inside of spout, and the surface at both ends respectively with the inner circle fixed connection of two bearings about the positive and negative threaded rod, every the equal fixed spiral ring of inlaying in inside of slider, and the inner circle of spiral ring respectively with the surface threaded connection at both ends about the positive and negative threaded rod, every the equal fixedly connected with positive and negative motor of lateral surface of transmission box, and positive and negative motor's output and positive and negative threaded rod fixed connection.

The upper surface of each sliding block is provided with a universal groove, a universal ball matched with the universal groove is clamped in the universal groove, one end of each universal ball far away from the universal groove is fixedly connected with an inclined push rod, the upper surface of each sliding block is fixedly connected with a baffle, one side surface of each baffle close to the push rod is fixedly connected with a spring, and one end of the spring far away from the baffle is fixedly connected with the outer side surface of the push rod, the upper parts of the two slide blocks close to one side surface of the other side surface are respectively and fixedly connected with a limit switch and a compensation block, the middle parts of four edges of the upper surface of the base are fixedly connected with light columns, one side surface of each light column close to the sliding block is fixedly embedded with a light curtain sensor, the middle part of the upper surface of the base is fixedly connected with a placing table, and the placing table is positioned right above the transmission case, and the middle part of the upper surface of the placing table is fixedly embedded with a weight measuring device.

Preferably, the horizontal plane of light curtain sensor bottom surface place and the horizontal plane of weighing device upper surface place are located same horizontal plane, and the bottom of light column can realize going up and down.

Preferably, the thickness value of the limit switch is equal to that of the compensation block.

Preferably, each light column is respectively located at the left side and the right side of the transmission case, and the two light columns are symmetrical about the central axis of the transmission case.

Preferably, two of said gear boxes do not cross each other, wherein one gear box is located at the upper part of the other gear box.

Preferably, the horizontal planes where the upper surfaces of the four sliding blocks are located on the same horizontal plane, and the four limit switches are located at the same horizontal height.

The utility model has the advantages that:

(1) the utility model discloses a set up positive reverse motor, under the effect of positive and negative threaded rod, slider and push rod, can promote between two parties to the box that awaits measuring, make the box that awaits measuring be located the positive middle part of placing the bench surface to improve the measuring accuracy, through setting up the light curtain sensor, can carry out length, width and height measurement to the box that awaits measuring, and box position places between two parties and can reach accurate measuring purpose.

(2) The utility model discloses a bottom surface that sets up the light curtain sensor is located same horizontal plane with the upper surface of check weighing device, it is more accurate to enable the box height measurement result that awaits measuring, through setting up the light column liftable, can reach the purpose of adjusting light curtain sensor upper and lower position, it is inaccurate to prevent that the upper surface of check weighing device from subsiding and leading to the device measuring result, thickness value through setting up limit switch equals with the thickness value of compensation piece, can compensate in the position of box, make the box be located the middle part of placing the bench surface all the time, be located the both sides of transmission case through setting up the light column, can prevent effectively that the push rod from sheltering from the light curtain sensor and leading to the measuring result inaccurate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 inventive exercise.

Fig. 1 is a top view of the base of the present invention.

Fig. 2 is a cross-sectional view of a front view of the transmission case of the present invention.

Fig. 3 is a cross-sectional view of a front view of a light pillar according to the present invention.

Fig. 4 is an isometric view of a base according to the present invention.

In the figure: the device comprises a base 1, a light column 2, a transmission case 3, a weight measuring device 4, a placing table 5, a positive and negative threaded rod 6, a spiral ring 7, a positive and negative rotating motor 8, a sliding block 9, a bearing 10, a universal groove 11, a universal ball 12, a push rod 13, a baffle 14, a spring 15, a sliding groove 16, a limit switch 17, a compensation block 18 and a light curtain sensor 19.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description. Any feature disclosed in this specification (including any accompanying claims-abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Before describing the embodiments, some necessary terms need to be explained. For example:

if the use of the terms first, second, etc. appear in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.

The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations on the invention, except where the context clearly dictates otherwise, the singular is intended to include the plural as well.

When the terms "comprises" and/or "comprising" are used in this specification, these terms specify the presence of stated features-integers-steps-operations-elements and/or components, but do not preclude the presence and/or addition of one or more other features-integers-steps-operations-elements-components and/or groups thereof.

The utility model provides a size measuring device as shown in figures 1-4, which comprises a base 1, two transmission boxes 3 are fixedly connected with the upper surface of the base 1, the two transmission boxes 3 are in a cross shape, a sliding chute 16 is arranged at the middle part of the upper surface of each transmission box 3, two sliding blocks 9 are clamped inside each sliding chute 16, the sliding blocks 9 are matched with the sliding chutes 16, two symmetrical bearings 10 are fixedly embedded in the inner side wall of each sliding chute 16, a positive and negative threaded rod 6 is arranged inside each sliding chute 16, the outer surfaces of the left and right ends of the positive and negative threaded rod 6 are respectively and fixedly connected with the inner rings of the two bearings 10, the positive and negative threaded rod 6 is a threaded rod with opposite threads arranged at the left and right ends, the length and the rotation of the thread lines at the left and right ends are symmetrical about the vertical central plane of the threaded rod, a spiral ring 7 is fixedly embedded inside each sliding block 9, the inner ring of the spiral ring 7 is in threaded connection with the outer surfaces of the left end and the right end of the positive threaded rod 6 respectively, the outer side surface of each transmission case 3 is fixedly connected with a positive and negative rotating motor 8, the output end of the positive and negative rotating motor 8 is fixedly connected with the positive and negative threaded rod 6, the positive and negative rotating motor 8 is also called as motor positive and negative rotation, a positive and negative rotation control circuit diagram and principle analysis thereof are used for realizing the purpose that the positive and negative rotation of the motor can be realized only by connecting any two opposite connecting wires in a three-phase power supply incoming wire of the motor, the rotating speed of the positive and negative rotating motor 8 is controlled by a self-contained rotating speed controller, and the model.

The upper surface of each sliding block 9 is provided with a universal groove 11, the inside of each universal groove 11 is clamped with a universal ball 12 matched with the universal groove 11, one end of each universal ball 12 far away from the universal groove 11 is fixedly connected with an inclined push rod 13, the upper surface of each sliding block 9 is fixedly connected with a baffle plate 14, one side surface of each baffle plate 14 close to the push rod 13 is fixedly connected with a spring 15, one end of each spring 15 far away from the baffle plate 14 is fixedly connected with the outer side surface of the push rod 13, the upper parts of the two sliding blocks 9 close to one side surface and one side surface are respectively fixedly connected with a limit switch 17 and a compensation block 18, the limit switch 17 is also called a travel switch, and can be installed on a relatively static object or a moving object, when an animal is close to a static object, the contact of a connecting rod driving switch of the switch causes the closed contact or the disconnected contact to be, Close change of state and remove control circuit and motor, the equal fixedly connected with light column 2 in four marginal middle parts of 1 upper surface of base, a side that every light column 2 is close to slider 9 all is fixed to be inlayed and is had light curtain sensor 19, the model of light curtain sensor 19 is ZM100, the middle part fixedly connected with of 1 upper surface of base places platform 5, and place platform 5 and be located transmission case 3 directly over, the middle part fixedly inlayed of placing 5 upper surfaces of platform has weighing device 4, weighing device 4 is the weight measuring device that now markets is commonly used, weight feedback and external control device that this weighing device 4 measured.

Further, in above-mentioned scheme, the horizontal plane at light curtain sensor 19 bottom surface place and the horizontal plane at check weighing device 4 upper surface place are located same horizontal plane, and the bottom of light column 2 can realize going up and down, the bottom surface through setting up light curtain sensor 19 is located same horizontal plane with check weighing device 4 upper surface, it is more accurate to enable the box height measurement result that awaits measuring, through setting up light column 2 liftable, can reach the purpose of adjusting light curtain sensor 19 upper and lower position, to prevent that check weighing device 4's upper surface from subsiding and lead to the device measuring result inaccurate.

Further, in the above-mentioned solution, the thickness value of the limit switch 17 is equal to the thickness value of the compensation block 18, and by setting the thickness value of the limit switch 17 to be equal to the thickness value of the compensation block 18, the position of the box body can be compensated, so that the box body is always positioned in the middle of the upper surface of the placing table 5.

Further, in above-mentioned scheme, every light column 2 is located the left and right sides of transmission case 3 respectively, and two light columns 2 are symmetrical about the axis of transmission case 3, and through setting up the both sides that light column 2 is located transmission case 3, can prevent effectively that push rod 13 from sheltering from light curtain sensor 19 and leading to the measuring result inaccurate.

Further, in the above scheme, the two transmission boxes 3 do not intersect with each other, and one of the transmission boxes 3 is located at the upper part of the other transmission box 3, so that the transmission failure caused by the intersection of the forward and reverse threaded rods 6 is avoided.

Further, in the above scheme, the horizontal planes on which the upper surfaces of the four sliders 9 are located at the same horizontal plane, and the four limit switches 17 are located at the same horizontal height, so that the problem that the limit switches 17 cannot contact the box body due to different heights of the limit switches 17, and transmission failure of the device is caused is avoided.

The utility model discloses a theory of operation:

when the device works, the forward and reverse rotation motor 8, the light curtain sensor 19 and the limit switch 17 are all electrically connected with an external control system, a box body to be measured is placed on the upper surface of the weight measuring device 4, the two forward and reverse rotation motors 8 are started to rotate forward at the same time, the two sliding blocks 9 move mutually under the action of the spiral ring 7 and the forward and reverse threaded rod 6, the push rod 13 firstly contacts with the box body, the push rod 13 pushes the box body to move, when the two push rods 13 contact with the outer surface of the box body, the two springs 15 are pressed to contract, the two sliding blocks 9 continue to move mutually, when the compensation block 18 contacts with the outer side surface of the box body and the limit switch 17, the limit switch 17 sends a signal to the external control system to stop the forward and reverse rotation motor 8, the box body is clamped by the four sliding blocks 9, when all the forward and reverse rotation motors 8 stop rotating, the light curtain sensor 19 is started, and the light curtain sensor 19, and can detect the height of the box body, and the light curtain sensor 19 transmits the measurement result to an external control system, and the external dimension of the box body can be obtained by calculation of the external control system.

In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" - "mounted" - "connected" are used in a broad sense and should be understood broadly by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations, that is, the expression of the language and the implementation of the actual technology can flexibly correspond, and the expression of the language (including the drawings) of the specification of the present invention does not constitute any single restrictive interpretation of the claims.

Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the claims appended hereto. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.

Claims

1. A dimension measuring device comprising a base (1), characterized in that: the upper surface of the base (1) is fixedly connected with two transmission boxes (3), the two transmission boxes (3) are in a cross shape, each transmission box (3) is provided with a sliding groove (16) in the middle of the upper surface, each sliding groove (16) is clamped with two sliding blocks (9), the sliding blocks (9) are matched with the sliding grooves (16), each sliding groove (16) is fixedly embedded with two symmetrical bearings (10) in the inner side wall, each sliding groove (16) is internally provided with a positive and negative threaded rod (6), the outer surfaces of the left end and the right end of the positive and negative threaded rod (6) are respectively fixedly connected with the inner rings of the two bearings (10), each sliding block (9) is fixedly embedded with a spiral ring (7), the inner ring of the spiral ring (7) is respectively in threaded connection with the outer surfaces of the left end and the right end of the positive and negative threaded rod (6), and positive rotating motors (8) are fixedly connected with the outer side surfaces of the transmission boxes (3), the output end of the positive and negative rotation motor (8) is fixedly connected with the positive and negative threaded rod (6);

the upper surface of each sliding block (9) is provided with universal grooves (11), the inner part of each universal groove (11) is connected with a universal ball (12) matched with the universal groove (11) in a clamping manner, one end, far away from the universal groove (11), of each universal ball (12) is fixedly connected with a push rod (13) in an inclined manner, the upper surface of each sliding block (9) is fixedly connected with a baffle (14), one side face, close to the push rod (13), of each baffle (14) is fixedly connected with a spring (15), one end, far away from the baffle (14), of each spring (15) is fixedly connected with the outer side face of each push rod (13), the upper parts, close to one side face, of the two sliding blocks (9) are respectively fixedly connected with a limit switch (17) and a compensation block (18), the middles of four edges of the upper surface of the base (1) are respectively and fixedly connected with light columns (, every side that light column (2) is close to slider (9) all is fixed to be inlayed and is had light curtain sensor (19), platform (5) are placed to the middle part fixedly connected with of base (1) upper surface, and place platform (5) and be located transmission case (3) directly over, the middle part of placing platform (5) upper surface is fixed to be inlayed and is had weighing device (4).

2. A dimensional measuring device according to claim 1, characterized in that: the horizontal plane of the bottom surface of the light curtain sensor (19) and the horizontal plane of the upper surface of the weight measuring device (4) are located on the same horizontal plane, and the bottom end of the light column (2) can be lifted.

3. A dimensional measuring device according to claim 2, characterized in that: the thickness value of the limit switch (17) is equal to that of the compensation block (18).

4. A dimensional measuring device according to claim 3, characterized in that: every light column (2) is located the left and right sides of transmission case (3) respectively, and two light column (2) are symmetrical about the axis of transmission case (3).

5. A dimension measuring device according to claim 4, characterized in that: the two transmission boxes (3) do not intersect with each other, wherein one transmission box (3) is positioned at the upper part of the other transmission box (3).

6. A dimension measuring device according to claim 5, characterized in that: the four horizontal planes where the upper surfaces of the sliding blocks (9) are located on the same horizontal plane, and the four limit switches (17) are located at the same horizontal height.