CN211615059U - Digit control machine tool gauge head - Google Patents
Digit control machine tool gauge head Download PDFInfo
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- CN211615059U CN211615059U CN201922377885.8U CN201922377885U CN211615059U CN 211615059 U CN211615059 U CN 211615059U CN 201922377885 U CN201922377885 U CN 201922377885U CN 211615059 U CN211615059 U CN 211615059U
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- supporting plate
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Abstract
The utility model discloses a measuring head of a numerical control machine tool, which comprises a measuring head device, wherein the bottom of the measuring head device is provided with a measuring needle; the middle part of the bottom end of the measuring probe is provided with a chute, and a contact ball is rotatably embedded in the inner cavity of the chute; the measuring head device is also fixed on the air injection device, the air injection device comprises a supporting plate, a high-speed motor is fixed in the middle of the upper surface of the supporting plate, a main shaft of the high-speed motor is connected with a rotating shaft, and the rotating shaft vertically penetrates through the lower surface of the supporting plate; the bottom of the rotating shaft is vertically connected with the fan blades; a plurality of vent holes which are arranged in a ring shape are arranged on the supporting plate in a penetrating way, an air inlet ring pipe is covered above the vent holes, and an annular filter screen is covered at the top of the air inlet ring pipe; the fixed welding of backup pad lower surface has the jet-propelled pipe towards touching the ball, and the flabellum is located the jet-propelled pipe inner chamber. The utility model discloses at the in-process of in-service use, can effectually get rid of dust and the large granule impurity on machined part surface, the effectual error that produces when having reduced the gauge head measurement has improved measured data's the degree of accuracy.
Description
Technical Field
The utility model relates to a lathe gauge head technical field specifically is a digit control machine tool gauge head.
Background
The measuring head of the numerical control machine tool is an auxiliary tool for carrying out size positioning on a part through measurement and transmitting coordinate data to a measuring head system of the numerical control machine tool. The function classification can be divided into a workpiece detection probe and a cutter detection probe. The signal transmission method can be classified into a hard-wired connection type, an inductive type, an optical type and a wireless type.
The utility model with the Chinese patent number of CN201822235193.5 provides a measuring head of a numerical control machine tool, which comprises a connecting bolt, the connecting bolt is fixedly arranged at the upper end of the copper block, the outer side of the lower part of the copper block is fixedly provided with an annular baffle plate, the lower end of the annular baffle is fixedly provided with an installation cover body, the inner side of the installation cover body is provided with a copper sheet in a sliding way, a first limit sleeve is fixedly arranged at the upper end of the copper sheet, a limit rod is slidably arranged at the inner side of the first limit sleeve, a spring is arranged on the outer side of the first limiting sleeve, a slide rail is fixedly arranged on the outer side of the mounting cover body, the inner side of the slide rail is provided with a slide block in a sliding way, the slide block is fixedly arranged at the inner side of the movable cover body, the movable cover body is fixedly connected with the measuring probe through a fixing sleeve, the fixing sleeve is slidably connected with a second limiting sleeve through a limiting block, and a contact is arranged at the lower end of the measuring probe. The work is stable, the situation that the measuring head moves and even deflects due to the fact that the workpiece horizontally extrudes the measuring head is avoided, and the service life is longer.
However, the device has the following disadvantages in the practical use process:
1. in the actual use process of the device, if dust or large-particle impurities exist on the surface of a workpiece to be detected, the measured data is prone to be inaccurate;
2. in the actual use process of the device, the contact at the bottom of the device and a workpiece are greatly abraded, so that the measured data can deviate after a long time.
In order to solve the problem, the utility model provides a digit control machine tool gauge head.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a digit control machine tool gauge head has solved the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a numerical control machine tool measuring head comprises a measuring head device, wherein a measuring needle is arranged at the bottom of the measuring head device; the middle part of the bottom end of the measuring probe is provided with a chute, and a contact ball is rotatably embedded in the inner cavity of the chute;
the measuring head device is also fixed on the air injection device, the air injection device comprises a supporting plate, a high-speed motor is fixed in the middle of the upper surface of the supporting plate, a main shaft of the high-speed motor is connected with a rotating shaft, and the rotating shaft vertically penetrates through the lower surface of the supporting plate; the bottom of the rotating shaft is vertically connected with the fan blades;
a plurality of vent holes which are arranged in a ring shape are arranged on the supporting plate in a penetrating way, an air inlet ring pipe is covered above the vent holes, and an annular filter screen is covered at the top of the air inlet ring pipe;
the fixed welding of backup pad lower surface has the jet-propelled pipe towards touching the ball, and the flabellum is located the jet-propelled pipe inner chamber.
The high speed motor is wrapped around the center of the intake collar.
Annular magnetic stripe has all been fixed to bond with the outside round in the inboard round of annular filter bottom surface, and annular filter passes through annular magnetic stripe magnetism and adsorbs in the ring canal top of admitting air.
The measuring head device further comprises an annular baffle, the bottom of the annular baffle is fixedly welded with an installation cover body, the bottom of the installation cover body is connected with a movable cover body in a sliding mode, and the middle of the bottom end of the movable cover body is vertically connected with a measuring needle in a penetrating mode.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model relates to a digit control machine tool gauge head, high-speed motor drive the flabellum through the pivot and rotate at a high speed for the air passes annular filter, flows through the air vent, then passes the jet-propelled pipe inner chamber blowout to the machined part of touching the ball bottom on, makes this device for the comparison file, this device is at the in-process of in-service use, can effectually get rid of dust and the large granule impurity on machined part surface, the effectual error that produces when having reduced the gauge head and measuring, has improved measured data's the degree of accuracy.
2. The utility model relates to a digit control machine tool gauge head carries out the measuring in-process to the machined part at the gauge head, touches the ball and removes along with the measuring pin, when touching ball and machined part surface contact, touches the ball and takes place to rotate in the spout for this device is for the comparison file, and this device can touch the ball in the effectual reduction measurement process and the wearing and tearing that the machined part friction caused, has increased the life who touches the ball, and has ensured measured data's accuracy.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a front view of a measuring head of a numerical control machine tool according to the present invention;
fig. 2 is a front sectional view of a support plate and a gas ejector of a measuring head of a numerical control machine tool according to the present invention;
FIG. 3 is a front view cross-section connection diagram of the stylus and the contact ball of the measuring head of the numerical control machine tool of the present invention;
fig. 4 is a top view of the top of the support plate of the measuring head of the numerical control machine tool according to the present invention;
fig. 5 is a bottom view of the annular filter screen of the measuring head of the numerical control machine tool of the present invention.
In the figure, the component names + corresponding reference numerals are as follows: the device comprises an annular baffle 1, an installation cover body 2, a movable cover body 3, a measuring pin 4, a contact ball 5, an air injection pipe 6, a supporting plate 7, an air inlet ring pipe 8, a high-speed motor 9, fan blades 10, a rotating shaft 11, an air vent 12, an annular filter screen 13, a sliding groove 14 and an annular magnetic strip 15.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in the model of providing with electrical apparatus only supplies the reference, to the ordinary technical personnel in this field, can change the different models that the function is the same according to the in service use condition and use electrical apparatus, to the ordinary technical personnel in this field, can the particular case understand that above-mentioned term is in the utility model provides a concrete meaning.
Referring to fig. 1-5, the present invention provides a technical solution: a numerical control machine tool measuring head comprises a measuring head device, wherein a measuring needle 4 is arranged at the bottom of the measuring head device; the middle part of the bottom end of the measuring pin 4 is provided with a sliding chute 14, and a contact ball 5 is rotatably embedded in the inner cavity of the sliding chute 14;
the measuring head device is further fixed on an air injection device, the air injection device comprises a supporting plate 7, a high-speed motor 9 is fixed in the middle of the upper surface of the supporting plate 7, a main shaft of the high-speed motor 9 is connected to a rotating shaft 11, and the rotating shaft 11 vertically penetrates through the lower surface of the supporting plate 7; the bottom of the rotating shaft 11 is vertically connected with the fan blade 10;
a plurality of vent holes 12 which are arranged in a ring shape are arranged on the supporting plate 7 in a penetrating way, an air inlet ring pipe 8 is covered above the vent holes 12, and an annular filter screen 13 is covered at the top of the air inlet ring pipe 8;
the lower surface of the supporting plate 7 is fixedly welded with an air injection pipe 6 facing the contact ball 5, and the fan blades 10 are positioned in the inner cavity of the air injection pipe 6.
A high speed electric motor 9 is arranged around the centre of the inlet ring duct 8.
Annular magnetic stripe 15 is all fixed to bond with the outside round in the inboard round in annular filter 13 bottom surface, and annular filter 13 passes through annular magnetic stripe 15 magnetic adsorption in the 8 tops of air inlet ring pipe.
The measuring head device further comprises an annular baffle 1, the bottom of the annular baffle 1 is fixedly welded with an installation cover body 2, the bottom of the installation cover body 2 is slidably connected with a movable cover body 3, and the middle of the bottom end of the movable cover body 3 is vertically connected with a measuring needle 4 in a penetrating manner.
In this embodiment (please refer to fig. 1), through the arrangement of the high-speed motor 9, the fan blade 10 and the air injection pipe 6, the high-speed motor 9 drives the fan blade 10 to rotate at a high speed through the rotating shaft 11, so that the air passes through the annular filter screen 13, flows through the air vent 12, and then passes through the inner cavity of the air injection pipe 6 to be ejected onto the workpiece at the bottom of the contact ball 5, so that the device can effectively remove dust and large-particle impurities on the surface of the workpiece in the actual use process, thereby effectively reducing errors generated during measurement by the measuring head, and improving the accuracy of the measured data.
In the embodiment (please refer to fig. 1), through the arrangement of the contact ball 5 and the chute 14, when the contact ball 5 contacts with the surface of the workpiece, the contact ball 5 rotates in the chute 14, so that compared with the comparison document, the device can effectively reduce the abrasion caused by the friction between the contact ball 5 and the workpiece in the measurement process, increase the service life of the contact ball 5, and ensure the accuracy of the measurement data.
In this embodiment (see fig. 1), the annular filter 13 is arranged to filter air, so as to prevent dust from blowing to the workpiece at the bottom of the probe again.
In this embodiment (see fig. 1), the annular magnetic stripe 15 is arranged, and the annular filter screen 13 can be conveniently adsorbed to the top of the air inlet ring pipe 8 through the annular magnetic stripe 15, so that the annular filter screen 13 can be conveniently mounted and dismounted.
In this embodiment (see fig. 1), through the arrangement of the vent hole 12, the external air can enter the inner cavity of the gas lance 6 through the vent hole 12.
It should be noted that the utility model relates to a digit control machine tool gauge head, including annular baffle 1, the installation cover body 2, the movable cover body 3, the measuring pin 4, touch ball 5, jet-propelled pipe 6, backup pad 7, air inlet ring pipe 8, high speed motor 9, flabellum 10, pivot 11, air vent 12, annular filter screen 13, spout 14, annular magnetic stripe 15, the part is the part that general standard or technical personnel in the field know, and its structure and principle all can learn the manual or learn through conventional experimental approach for this technical personnel through the technique.
When the device is used, the high-speed motor 9 drives the fan blades 10 to rotate at a high speed through the rotating shaft 11, so that air passes through the annular filter screen 13, flows through the vent holes 12 and then passes through the inner cavity of the air jet pipe 6 to be sprayed onto a workpiece at the bottom of the contact ball 5, compared with a comparison file, the device can effectively remove dust and large-particle impurities on the surface of the workpiece in the actual use process, effectively reduces errors generated during measurement of a measuring head and improves the accuracy of measured data; carry out measuring in-process to the machined part at the gauge head, touch ball 5 and remove along with probe 4, when touch ball 5 and machined part surface contact, touch ball 5 takes place to rotate in spout 14 for this device is for the comparison file, and this device can effectually reduce the wearing and tearing that the friction of in-process touch ball 5 and machined part caused, has increased the life who touches ball 5, and has ensured measured data's accuracy.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A measuring head of a numerical control machine tool is characterized by comprising a measuring head device, wherein a measuring needle (4) is arranged at the bottom of the measuring head device; a sliding groove (14) is formed in the middle of the bottom end of the measuring needle (4), and a contact ball (5) is rotatably embedded in the inner cavity of the sliding groove (14);
the measuring head device is further fixed to an air injection device, the air injection device comprises a supporting plate (7), a high-speed motor (9) is fixed in the middle of the upper surface of the supporting plate (7), a main shaft of the high-speed motor (9) is connected to a rotating shaft (11), and the rotating shaft (11) vertically penetrates through the lower surface of the supporting plate (7); the bottom of the rotating shaft (11) is vertically connected with the fan blades (10);
a plurality of vent holes (12) which are arranged in a ring shape are formed in the supporting plate (7) in a penetrating mode, an air inlet ring pipe (8) is covered above the vent holes (12), and an annular filter screen (13) is covered on the top of the air inlet ring pipe (8);
fixed welding has the orientation in backup pad (7) lower surface the jet-propelled pipe (6) of touching ball (5), flabellum (10) are located jet-propelled pipe (6) inner chamber.
2. A numerically controlled machine tool probe according to claim 1, wherein: the high-speed motor (9) is surrounded in the center of the air inlet ring pipe (8).
3. A numerically controlled machine tool probe according to claim 1, wherein: annular magnetic stripes (15) are fixedly bonded to one circle of the inner side and one circle of the outer side of the bottom surface of the annular filter screen (13), and the annular filter screen (13) is magnetically adsorbed to the top of the air inlet ring pipe (8) through the annular magnetic stripes (15).
4. A numerically controlled machine tool probe according to claim 1, wherein: the measuring head device further comprises an annular baffle (1), the bottom of the annular baffle (1) is fixedly welded with an installation cover body (2), the bottom of the installation cover body (2) is connected with a movable cover body (3) in a sliding mode, and the middle of the bottom end of the movable cover body (3) is perpendicularly connected with the measuring needle (4) in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377885.8U CN211615059U (en) | 2019-12-26 | 2019-12-26 | Digit control machine tool gauge head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377885.8U CN211615059U (en) | 2019-12-26 | 2019-12-26 | Digit control machine tool gauge head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211615059U true CN211615059U (en) | 2020-10-02 |
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ID=72632244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922377885.8U Active CN211615059U (en) | 2019-12-26 | 2019-12-26 | Digit control machine tool gauge head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211615059U (en) |
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2019
- 2019-12-26 CN CN201922377885.8U patent/CN211615059U/en active Active
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