CN217394492U

CN217394492U - Compact structure type measuring head

Info

Publication number: CN217394492U
Application number: CN202220796222.9U
Authority: CN
Inventors: 时小光
Original assignee: Hamoo Measurement Technology Suzhou Co ltd
Current assignee: Hamoo Measurement Technology Suzhou Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-09-09
Anticipated expiration: 2032-04-08

Abstract

A compact measurement head comprising: the battery cover comprises a semicircular body, an auxiliary battery accommodating cavity, a conductive spring, a rotary switch, a buckle assembly and a baffle, wherein the rotary switch is screwed to enable a buckle rod in the buckle assembly to rotate to change the position relation with an arc groove of the shell so as to finish the disassembly and assembly of the battery cover; the prompting lamp is arranged inside the transparent shell; the advantages are as follows: the internal structure is compact, and the total volume of the measuring head is small; the battery cover body can be assembled and disassembled step by step, the sealing performance of the battery installation space is good, the installation direction requirement is low, and the quick installation is convenient; the built-in easy discriminability that improves under the abominable operational environment of pilot lamp.

Description

Compact structure type measuring head

Technical Field

The utility model relates to a digit control machine tool processing, measurement technical field specifically are a compact structure type measuring head.

Background

A numerically controlled machine tool is an automated machine tool equipped with a program control system, which is capable of operating the machine tool and machining parts according to a programmed program. The numerical control machine tool integrates the latest technologies of machinery, automation, computers, measurement, microelectronics and the like, and uses various sensors, wherein a measuring head is combined with a three-coordinate system to realize automatic size measurement. Most of measuring heads in the prior art adopt a built-in structure of a power supply, the applicant applies for a patent of 'a trigger type three-dimensional joint' in 2019, 9/17.A patent authorization number is CN210678022U, the patent adopts the built-in structure of the power supply and installs the built-in power supply at the upper end of the measuring head through a structure of arranging a rotary switch, an external rotating plate, a semicircular sheet and a hinge, thereby bringing convenience to the automatic detection of the measuring head and simultaneously not causing the size of the measuring head to be increased; on the other hand, the inside electrical components such as a plurality of sensors that are provided with of measuring head, central processing unit, control switch, signal transmitter, receiver, a plurality of electrical components set up on the circuit board of difference, stack the setting from top to bottom between a plurality of circuit boards, say and connect through the wire between the circuit board, need set up the wire connecting seat on the circuit board, the height of wire connecting seat is 3 ~ 6mm, it is great to lead to the height of circuit board, has directly led to the increase of measuring head volume.

The utility model provides a compact structure type measuring head solves above-mentioned technical problem.

SUMMERY OF THE UTILITY MODEL

A compact measuring head comprising: the probe, the swing contact assembly, the shell, the first circuit board, the second circuit board, the battery, the probe and the battery board are connected, the swing contact assembly, the first circuit board, the second circuit board and the battery are all located inside the shell, the first circuit board and the second circuit board are connected with a power supply through the probe, the probe is connected with the battery board, the battery board is electrically connected with the battery, the shell is divided into an upper cavity and a lower cavity by arranging a partition plate inside the shell, the battery is accommodated in a battery accommodating cavity above the partition plate, the battery board is installed in the battery accommodating cavity and is electrically connected with the battery, the first circuit board and the second circuit board are located in the cavity below the partition plate, the partition plate is processed with a probe passing hole and a positioning hole, and the first circuit board is installed on the lower plate surface of the partition plate through the positioning hole, the second circuit board is fixed with the shell, and the first circuit board and the second circuit board are electrically connected with the power supply directly or indirectly through probes.

Preferably, a compact structure type measuring head, the battery of baffle top holds the chamber and holds the chamber for transversely holding, and the battery transversely inserts the battery and holds the chamber, and the battery passes through the battery lid and fixes the battery in the battery holds the chamber, the battery lid includes semicircle body, auxiliary battery and holds chamber, conductive spring, rotary switch, buckle subassembly, baffle, the inboard face processing of semicircle body has auxiliary battery holds the chamber, auxiliary battery holds the cavity bottom in chamber and has placed conductive spring, conductive spring will through the baffle conductive spring installs in the auxiliary battery holds the chamber, rotary switch rotatable formula is installed in the rotary switch of semicircle body extrados holds the chamber, the battery lid with the battery of shell holds the chamber and accomplishes the rotary type through buckle subassembly and dismantles the installation.

Preferably, the compact measurement head includes a first rotation groove and a second rotation groove which are machined on the upper and lower end faces of the semicircular body and are communicated with the rotary switch accommodating cavity, the first rotation groove and the second rotation groove are respectively located on different sides of the central cross section of the semicircular body, the compact measurement head further includes a buckle rod and arc grooves machined on the upper and lower plate faces of the battery accommodating cavity in the housing, the buckle rod is fixed with the rotary switch, the upper and lower ends of the buckle rod respectively penetrate through the first rotation groove and the second rotation groove and then respectively extend to the outer sides of the upper and lower plate faces of the semicircular body, and an inward convex clamping rib is arranged on the inner wall face of one side of the first rotation groove; when the battery cover body and the shell are installed, the upper end and the lower end of the buckling rod are respectively positioned in the upper arc-shaped groove and the lower arc-shaped groove, the upper end of the buckling rod is fixed at the end part of the first rotating groove by the inward convex clamping rib, the buckling rod can be rotated by screwing the rotating switch to enable the upper end and the lower end of the buckling rod to be separated from the arc-shaped grooves, and the battery cover body and the shell are separated.

Preferably, the measuring head with the compact structure is characterized in that the semicircular body is provided with a sealing groove adjacent to the edge of the auxiliary battery accommodating cavity, and a sealing ring is arranged in the sealing groove.

Preferably, the battery cover of the measuring head with a compact structure further comprises a positioning column provided with the surface of the semicircular body and a positioning column guide hole processed on the surface of the shell; and under the installation state of the battery cover body and the shell, the positioning column is positioned in the positioning column guide hole.

Preferably, the compact structure measuring head, the shell is divided into an upper section, a middle section and a lower section which are connected with each other, the upper section of the shell is connected with the measuring head handle, the first circuit board and the battery are both installed in the upper section space of the shell, the middle section of the shell is divided into an inner metal shell and an outer transparent shell which are fixed with the lower section of the shell, the measuring needle and the swinging contact assembly are arranged in the lower section of the shell, the second circuit board is installed in the inner metal shell, a plurality of indicator lamps connected with the second circuit board are installed on the outer wall of the inner metal shell, and the outer transparent shell seals the indicator lamps in the inner side.

The advantages are as follows:

(1) the compact structure measuring head reduces the height of the measuring head and improves the structural stability of the measuring head by replacing the lead with a probe connection mode;

(2) the compact-structure measuring head related by the utility model can complete the one-step disassembly and assembly operation of the battery cover body through the rotation of the rotary switch by improving the structure of the battery cover body;

(3) the buckle component for connecting the battery cover body and the shell in the measuring head with compact structure, which is provided by the utility model, has simple structure and low cost, and the battery cover body is provided with a sealing structure, thus improving the safety of the battery use function;

(4) the utility model relates to an indicator lamp in compact structure type measuring head is built-in improves the holistic pleasing to the eye degree of measuring head, the roughness of shell face, avoids impurity adhesion to cover the indicator lamp in the use, is difficult to differentiate

(5) The utility model relates to a compact structure type measuring head, wherein an auxiliary battery containing cavity is arranged in a battery cover body, a battery can be partially arranged in the battery cover body, the space between a shell and the battery cover body is further effectively utilized, the problem of overlarge size of the measuring head caused by the built-in battery is avoided, and the compactness of the measuring head structure is improved;

(6) the utility model relates to an installation of battery lid does not fall positive requirement among the compact structure measuring head in the battery lid, needn't worry that 180 rotatory back can't install, under the prerequisite that sets up the guide post, as long as all process at the diagonal position of shell have the reference column guiding hole can.

Drawings

The embodiments are further described with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of a compact measuring head according to the present invention;

FIG. 2 is a schematic structural view of a compact measuring head according to the present invention;

FIG. 3 is a cross-sectional view of a compact measuring head according to the present invention;

FIGS. 4-5 are schematic views of a compact head battery cover according to the present invention;

fig. 6 is a plan view of a battery cover according to the present invention;

the specific structure corresponding to the number is as follows:

the probe comprises a measuring pin 1, a swinging contact assembly 2, a shell 3, a partition plate 31, a first circuit board 4, a second circuit board 5, a probe 6, a battery panel 7, a battery cover body 8, a semicircular body 81, an auxiliary battery accommodating cavity 82, a conductive spring 83, a rotary switch 84, a buckle assembly 85, a first rotary groove 851, a second rotary groove 852, a buckle rod 853, a baffle 86, a sealing ring accommodating groove 87, a positioning column 88, a sealing ring 89 and an indicator lamp 9.

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

Specific embodiment example 1:

a compact measurement head comprising: the device comprises a measuring probe 1, a swinging contact component 2, a shell 3, a first circuit board 4, a second circuit board 5, a battery, a probe 6 and a battery board 7, wherein the measuring probe 1 is connected with the swinging contact component 2, the first circuit board 4, the second circuit board 5 and the battery are all positioned in the shell 3, the first circuit board 4 and the second circuit board 5 are connected with a power supply through the probe 6, the probe 6 is connected with the battery board 7, the battery board 7 is electrically connected with the battery, the shell 3 is divided into an upper cavity and a lower cavity by arranging a division plate 31 in the shell 3, the battery is accommodated in a battery accommodating cavity above the division plate 31, the battery board 7 is installed in the battery accommodating cavity and is electrically connected with the battery, the first circuit board 4 and the second circuit board 5 are both positioned in the cavity below the division plate 31, division board 31 processing has the probe to pass the hole, 4 locating holes of first circuit board, first circuit board 4 is installed through the locating hole face under the division board 31, second circuit board 5 with shell 3 is fixed, all through probe 6 between first circuit board 4, the second circuit board 5 with the power is direct or indirect the electricity is connected.

The probe 6 can be connected to the first circuit board 4 and the second circuit board 5 at the same time, and the probe 6 can also be a plurality of electrically connected probes instead of the electrical connection between the first circuit board 4, the second circuit board 5 and the battery.

Specific embodiment example 2:

on the basis of the specific embodiment 2, the shell 3 is divided into an upper section, a middle section and a lower section which are connected with each other, the upper section of the shell 3 is connected with the measuring head handle, the first circuit board 4 and the battery are both arranged in the upper section space of the shell 3, the middle section of the shell 3 is divided into an inner metal shell and an outer transparent shell (the outer transparent shell is not shown in the drawing) which are fixed with the lower section of the shell 3, the measuring needle 1 and the swinging contact assembly 2 are arranged in the lower section of the shell 3, the second circuit board 5 is arranged in the inner metal shell, a plurality of indicator lamps 9 connected with the second circuit board 5 are arranged on the outer wall of the inner metal shell, the indicator lamps 9 are sealed in the outer transparent shell, the indicator lamps 9 are protected, observation is facilitated while the indicator lamps 9 are protected, and the weight of the measuring head can be further reduced through different materials.

Specific embodiment example 3:

a compact measurement head comprising: the device comprises a measuring probe 1, a swinging contact component 2, a shell 3, a first circuit board 4, a second circuit board 5, a battery, a probe 6 and a battery board 7, wherein the measuring probe 1 is connected with the swinging contact component 2, the first circuit board 4, the second circuit board 5 and the battery are all positioned in the shell 3, the first circuit board 4 and the second circuit board 5 are connected with a power supply through the probe 6, the probe 6 is connected with the battery board 7, the battery board 7 is electrically connected with the battery, the shell 3 is divided into an upper cavity and a lower cavity by arranging a division plate 31 in the shell 3, the battery is accommodated in a battery accommodating cavity above the division plate 31, the battery board 7 is installed in the battery accommodating cavity and is electrically connected with the battery, the first circuit board 4 and the second circuit board 5 are both positioned in the cavity below the division plate 31, the division board 31 is processed with the probe and passes hole, 4 locating holes of first circuit board, first circuit board 4 is installed through the locating hole 31 lower plate face, second circuit board 5 with shell 3 is fixed, all through probe 6 between first circuit board 4, the second circuit board 5 with the power is directly or indirectly electrically connected.

Wherein, the battery accommodating cavity above the clapboard 31 is a transverse accommodating cavity, the battery is transversely inserted into the battery accommodating cavity, the battery is fixed in the battery accommodating cavity through the battery cover body 8, the battery cover 8 comprises a semi-circular body 81, an auxiliary battery accommodating cavity 82, a conductive spring 83, a rotary switch 84, a buckle assembly 85 and a baffle 86, the auxiliary battery accommodating cavity 82 is formed in the inner side plate surface of the semicircular body 81, a conductive spring 83 is placed at the bottom of the auxiliary battery accommodating cavity 82, the conductive spring 83 mounts the conductive spring 83 in the auxiliary battery receiving chamber 82 through a stopper 86, the rotary switch 84 is rotatably mounted in the rotary switch accommodating cavity of the outer arc surface of the semicircular body 81, the battery cover body 8 and the battery accommodating cavity of the shell 3 complete rotary disassembly and assembly through the buckle assembly 85.

Specific embodiment example 4:

the specific embodiment 3 is further refined, the fastening assembly 85 includes a first rotating groove 851 and a second rotating groove 852 which are processed on the upper and lower end surfaces of the semicircular body 81 and are communicated with the rotary switch accommodating cavity, and the first rotating groove 851 and the second rotating groove 852 are respectively located on different sides of the central cross section of the semicircular body 8, and further includes a fastening rod 853 and an arc-shaped groove 854 which is processed on the upper and lower plate surfaces of the battery accommodating cavity in the housing 3, the fastening rod 853 is fixed with the rotary switch 84, the upper and lower ends of the fastening rod 853 respectively penetrate through the first rotating groove 851 and the second rotating groove 852 and then respectively extend to the outer sides of the upper and lower plate surfaces of the semicircular body 81, and an inward convex fastening rib is arranged on the inner wall surface on one side of the first rotating groove; when the battery cover 8 and the housing 3 are mounted, the upper and lower ends of the snap rod 853 are respectively located in the upper and lower arc-shaped grooves 854, and the upper end of the snap rod 853 is fixed at the end of the first rotating groove 851 by an inwardly protruding snap rib, the snap rod 853 can be rotated by screwing the rotating switch 84 to separate the upper and lower ends of the snap rod 853 from the arc-shaped grooves 854, and a "snap" sound is heard at the same time, and the snap rod 853 goes over the inwardly protruding snap rib to separate the battery cover 8 from the housing 3.

Optionally, the semicircular body 81 is processed with a sealing ring accommodating groove 87 adjacent to the edge of the auxiliary battery accommodating cavity 82, and a sealing ring 89 is installed on the plate surface of the battery accommodating cavity of the outer shell 3, so as to improve the sealing performance of the battery accommodating cavity.

Further, the battery cover 8 further includes a positioning column 88 provided with the surface of the semicircular body 81, and a positioning column guide hole processed on the surface of the housing 3; when the battery cover 8 and the housing 3 are mounted, the positioning post 88 is located in the positioning post guide hole, and the battery cover 8 is prevented from moving during the process of reversely screwing the rotary switch 84 to complete the battery mounting.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A compact measurement head comprising: survey needle, swing contact subassembly, shell, first circuit board, second circuit board, battery, probe, panel, the survey needle with the swing contact subassembly is connected, swing contact subassembly, first circuit board, second circuit board, battery all are located inside the shell, its characterized in that: be connected with the power through the probe between first circuit board, the second circuit board, the probe is connected with the panel, the panel with the battery electricity is connected, the shell is inside will through setting up the division board the shell is separated for upper and lower two cavitys, the battery holds in the battery of division board top holds the chamber, the panel is installed in the battery holds the chamber and is connected with the battery electricity, first circuit board, second circuit board all are located in the cavity of division board below, division board processing has the probe to pass hole, locating hole, first circuit board passes through the locating hole and installs the baffle lower plate face, the second circuit board with the shell is fixed, all through the probe between first circuit board, the second circuit board with the power is direct or indirect electricity is connected.

2. A compact measuring head as claimed in claim 1, characterized in that: the battery of baffle top holds the chamber for transversely holding the chamber, and the battery transversely inserts the battery and holds the chamber, and the battery passes through the battery lid to be fixed the battery in the battery holds the chamber, the battery lid includes semicircle body, auxiliary battery holds chamber, conductive spring, rotary switch, buckle subassembly, baffle, the inboard face processing of semicircle body has auxiliary battery holds the chamber, conductive spring has been placed to auxiliary battery holds the chamber bottom in chamber, conductive spring will through the baffle conductive spring installs in the auxiliary battery holds the chamber, rotary switch rotatable formula is installed the rotary switch of semicircle body extrados holds in the chamber, the battery lid with the battery of shell holds the chamber and accomplishes the rotary type through the buckle subassembly and dismantles the installation.

3. A compact measuring head according to claim 2, wherein: the buckle assembly comprises a first rotating groove and a second rotating groove which are processed on the upper end surface and the lower end surface of the semicircular body and are communicated with the rotary switch accommodating cavity, the first rotating groove and the second rotating groove are respectively positioned on different sides of the central section of the semicircular body, the buckle assembly also comprises a buckle rod and arc-shaped grooves which are processed on the upper plate surface and the lower plate surface of the battery accommodating cavity in the shell, the buckle rod is fixed with the rotary switch, the upper end and the lower end of the buckle rod respectively penetrate through the first rotating groove and the second rotating groove and then respectively extend to the outer sides of the upper plate surface and the lower plate surface of the semicircular body, and an inward convex clamping rib is arranged on the inner wall surface of one side of the first rotating groove; when the battery cover body and the shell are installed, the upper end and the lower end of the buckling rod are respectively positioned in the upper arc-shaped groove and the lower arc-shaped groove, the upper end of the buckling rod is fixed at the end part of the first rotating groove by the inward convex clamping rib, the buckling rod can be rotated by screwing the rotating switch to enable the upper end and the lower end of the buckling rod to be separated from the arc-shaped grooves, and the battery cover body and the shell are separated.

4. A compact measuring head according to claim 2, wherein: the semicircular body is provided with a sealing groove adjacent to the edge of the auxiliary battery accommodating cavity, and a sealing ring is arranged in the sealing groove.

5. A compact measuring head according to claim 2, wherein: the battery cover body also comprises a positioning column provided with the surface of the semicircular body and a positioning column guide hole processed on the surface of the shell; and under the installation state of the battery cover body and the shell, the positioning column is positioned in the positioning column guide hole.

6. A compact measuring head as claimed in claim 1, characterized in that: the shell comprises an upper section, a middle section and a lower section which are mutually connected, the upper section of the shell is connected with the measuring head handle, the first circuit board and the battery are both arranged in the upper section space of the shell, the middle section of the shell comprises an inner side metal shell and an outer side transparent shell which are fixed with the lower section of the shell, the measuring needle and the swinging contact assembly are arranged in the lower section of the shell, the second circuit board is arranged in the inner side metal shell, a plurality of indicator lamps connected with the second circuit board are arranged on the outer wall of the inner side metal shell, and the indicator lamps are sealed inside by the outer side transparent shell.