CN112066875A

CN112066875A - Spiral precision measuring device

Info

Publication number: CN112066875A
Application number: CN202010841815.8A
Authority: CN
Inventors: 裘钧; 陈瑞国; 许江浩; 严子心
Original assignee: Taizhou University
Current assignee: Taizhou University
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2020-12-11

Abstract

The invention provides a spiral precision measuring device, which comprises a base, wherein one end of the base is provided with a v-shaped supporting structure, the top of the other end of the base is provided with a lifting mechanism which can freely lift and horizontally slide and is connected with a slide rail fixedly arranged at the top of the base in a sliding way, the top end of the lifting mechanism is provided with a first v-shaped block, one side of the base is further provided with a guide rail which is parallel to the slide rail, the top of the guide rail is provided with a measuring mechanism which can be rotationally adjusted in a sliding way, the side of one end of the base is fixedly provided with a fixed frame, and the top of the fixed frame is fixedly provided with a liquid crystal touch display screen. The flexibility is high.

Description

Spiral precision measuring device

Technical Field

The invention relates to the technical field of spiral testing, in particular to a spiral precision measuring device.

Background

The thread precision measurement is measured according to the principle of spiral, the screw rod rotates for one circle, and the screw rod is tested through the testing device.

1) The existing spiral precision measurement is very slow in advancing, a screw rod is usually required to be rotated for many circles to approach a surface to be measured of a part, and when a micrometer caliper just measures the large size of a part and then measures the small size, the screw rod is required to be rotated for many circles;

2) the existing thread precision measurement cannot automatically adjust the horizontal height of a tested screw rod, so that the test result is influenced; the existing thread precision measurement structure is single, the measurement precision is low, and the flexibility is poor.

Disclosure of Invention

The invention aims to provide a spiral precision measuring device, which solves the problems that the existing measuring device is slow in progress, cannot automatically regulate and control a horizontal plane, is low in measuring precision and poor in flexibility.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a spiral precision measurement device, includes the base, the bearing structure of a v type is installed to the one end of base, slide rail sliding connection that can freely go up and down and the gliding elevating system of level and the top fixed mounting of base is installed at the top of the other end of base, elevating system's top sets up a first v type piece, install a guide rail with slide rail parallel arrangement again one side of base, the slide rail top sets up the measuring mechanism that can rotate the regulation, the avris fixed mounting of base one end has the mount, the top fixed mounting of mount has liquid crystal touch display screen, one side fixed mounting of liquid crystal touch display screen has the button, the USB interface is installed to liquid crystal touch display screen's bottom, signal transmission mechanism is installed at the top of base.

As a preferred embodiment of the present invention: the signal transmission mechanism includes and has the mount pad with inside one side sliding connection of slide rail, the middle part of fixing base alternates and is connected with the lead screw, the bottom of lead screw runs through base and driving motor's transmission end fixed connection, the post of lead screw and the screw-nut threaded connection of mounting panel bottom, measurement second v type piece is installed at the top of mounting panel, one side fixed mounting of mounting panel has infrared sensor.

As a preferred embodiment of the present invention: elevating system includes installs percentage table magnetic force seat with the top of slide rail, the top fixed mounting of percentage table magnetic force seat has two electric telescopic handle, two electric telescopic handle's flexible end runs through the bottom and the first v type piece bottom fixed connection of set casing, the bayonet socket block that dog and cap surface were seted up is passed through to one side of set casing is connected, one side fixed mounting of set casing has the test pole, the inside and the test head fixed connection of set casing are arranged in to the post of test pole, the spout has been seted up to the inside both sides of set casing, the both sides and the spout sliding connection of first v type piece, one side of first v type piece is provided with the scale, one side fixed mounting of set casing has infrared sensor.

As a preferred embodiment of the present invention: the measuring mechanism includes and has the slider with the top sliding connection of guide rail, the middle part of slider be provided with the bearing and with the swing joint of axis of rotation, one side fixed mounting of axis of rotation has the support, the friction pulley encoder is installed at the top of support, one side of friction pulley encoder is connected with the friction pulley through the pivot, one side fixed mounting of friction pulley has friction pulley angle measuring transducer, one side fixed connection of reset spring and bearing is passed through at the middle part of support.

As a preferred embodiment of the present invention: the signal transmission mechanism comprises a mounting seat fixedly mounted on one side of the top of the base, a linear displacement sensor is connected to one side of the mounting seat through threads, a signal transmitter is fixedly mounted at one end of the linear displacement sensor, and a WIFI module is fixedly mounted on one side of the mounting seat.

As a preferred embodiment of the present invention: the single-chip microcomputer is installed on one side of the top of the installing plate, a lead screw used for detecting the lead screw to be detected is fixedly installed on the tops of the first v-shaped block and the second v-shaped block, and a lead screw nut matched with the lead screw is installed on the outer portion of the lead screw.

As a preferred embodiment of the present invention: two handles are respectively installed on two sides of the top of the base.

As a preferred embodiment of the present invention: and an LED illuminating lamp is fixedly arranged on the side of the base.

As a preferred embodiment of the present invention: four corners of the bottom of the base are fixedly provided with support legs.

As a preferred embodiment of the present invention: liquid crystal touch display screen, driving motor, electric telescopic handle, encoder, signal transmitter and WIFI module, infrared scanning caliber, LED light all with singlechip electric connection, infrared sensor, friction wheel angle measurement sensor and linear displacement sensor respectively with singlechip electric connection.

Compared with the prior art, the invention provides a spiral precision measuring device, which has the following beneficial effects:

1) the dial indicator magnetic base slides on the sliding rail, the two electric telescopic rods are controlled to stretch and retract under the control of the single chip microcomputer, so that a first v-shaped block in the fixed shell is pushed to slide up and down, whether the first v-shaped block is adjusted to be horizontal through a testing head at one end of the testing rod is adjusted, a piece to be measured can be quickly and horizontally arranged on the lifting mechanism, an infrared scanning and measuring device connected with the single chip microcomputer can be arranged on the base, the piece to be measured can be placed on the base before the piece to be measured is detected, the piece to be detected can be scanned in multiple directions through the infrared scanning device, size information of the piece to be measured is acquired, and the mounting plate can be conveniently supported and adjusted to the horizontal height of the testing screw rod through the mutual matching of the screw rod and the;

2) the screw rod is driven to rotate by the rotation of the arranged driving motor pair, the screw rod and a screw rod nut at the bottom end of the mounting plate are in threaded rotation, so that the mounting plate drives the second v-shaped block to be horizontally lifted, the horizontal height of a measuring support of the testing screw rod is convenient to regulate, the two electric telescopic rods are controlled to stretch and retract under the control of a single chip microcomputer, the v-shaped block in the fixed shell 33 is pushed to slide up and down, whether the second v-shaped block is horizontally regulated by a testing head at one end of the testing rod, a piece to be measured can be rapidly and horizontally arranged on a lifting mechanism, the piece to be measured is scanned in multiple directions by an infrared scanning device, the size information of the piece to be measured is obtained, the rotating screw rod generates pulse through the matching of the arranged encoder and a linear displacement sensor, the pulse signal is recorded, and the liquid crystal display screen, and the probability data are observed, the thread precision measurement structure is complex, the measurement precision is high, and the flexibility is high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a spiral precision measuring device according to the present invention;

FIG. 2 is a schematic structural diagram of a spiral precision measuring apparatus according to the present invention;

FIG. 3 is a second schematic structural diagram of a spiral precision measuring apparatus according to the present invention;

FIG. 4 is a schematic structural diagram of a liquid crystal touch display screen of a spiral precision measuring device according to the present invention;

fig. 5 is a schematic structural diagram of a lifting mechanism of a spiral precision measuring device according to the present invention.

In the figure: 1. a base; 11. a slide rail; 12. a guide rail; 13. a fixed mount; 14. a liquid crystal touch display screen; 141. a button; 142. a USB interface; 2. a support structure; 21. a fixed seat; 22. a screw rod; 23. a drive motor; 24. mounting a plate; 241. a second v-shaped block; 3. a lifting mechanism; 31. a dial indicator magnetic base; 32. an electric telescopic rod; 33. a stationary case; 331. an infrared sensor; 34. a first v-shaped block; 35. a stopper; 36. a test rod; 37. a test head; 38. a chute; 4. a measuring mechanism; 41. a slider; 42. a rotating shaft; 43. a support; 44. an encoder; 45. a friction wheel; 46. a return spring; 5. a signal transmission mechanism; 51. a mounting seat; 52. a linear displacement sensor; 53. a signal transmitter; 6. a lead screw nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a spiral precision measurement device, including base 1, the bearing structure 2 of a v type is installed to base 1's one end, can freely go up and down and the gliding elevating system 3 of level and the slide rail 11 sliding connection of base 1's top fixed mounting of base 1 is installed at the top of base 1's the other end, elevating system 3's top sets up a first v type piece 34, one side of base 1 is installed again one and is led rail 12 with slide rail 11 parallel arrangement, the measuring mechanism 4 that can rotate the regulation is set up in the top slip of led rail 12, the avris fixed mounting of base 1 one end has mount 13, the top fixed mounting of mount 13 has liquid crystal touch display 14, one side fixed mounting of liquid crystal touch display 14 has button 141, USB interface 142 is installed to liquid crystal touch display 14's bottom, signal transmission mechanism 5 is installed at base 1's top.

In this embodiment: the supporting structure 2 comprises a fixing seat 21 fixedly connected with one end of the top of the base 1, a lead screw 22 is connected to the middle of the fixing seat 21 in a penetrating mode, the bottom end of the lead screw 22 penetrates through the transmission end fixed connection between the base 1 and the driving motor 23, a rod column of the lead screw 22 is connected with the lead screw nut in the bottom end of the mounting plate 24 in a threaded mode, a second v-shaped block 241 for measuring is installed at the top of the mounting plate 24, an infrared sensor 331 is fixedly installed on one side of the mounting plate 24, and a single chip microcomputer is installed on.

During the specific use, when measuring the precession degree, at first the rotation that drives lead screw 22 through the driving motor 23 pair that sets up rotates, lead screw 22 and the screw-nut who carries out the screw thread rotation of mounting panel 24 bottom, make mounting panel 24 drive and measure second v type piece 241 level and rise, be convenient for regulate and control the level of the measurement support of test lead screw, can adopt automatic bearing structure, and elevating system 3 matches infrared sensor 331, utilize the driving motor 23 of being connected with the singlechip that the model is "FT 60F 021" to drive, the screw-nut cooperation mounting panel 24 of lead screw 22 installation and the bottom of supporting mechanism 2 are installed, the realization is to elevating system 3's horizontal slip.

In this embodiment: elevating system 3 includes and installs percentage table magnetic base 31 with the top of slide rail 11, the top fixed mounting of percentage table magnetic base 31 has two electric telescopic handle 32, the flexible end of two electric telescopic handle 32 runs through the bottom and the 34 bottom fixed connection of first v type piece of set casing 33, the bayonet socket block that dog 35 and cap surface were seted up is passed through to one side of set casing 33 is connected, one side fixed mounting of set casing 33 has test bar 36, the inside and the test head 37 fixed connection of set casing 33 are arranged in to the pole post of test bar 36, spout 38 has been seted up to the inside both sides of set casing 33, the both sides and the spout 38 sliding connection of first v type piece 34, one side of first v type piece 34 is provided with the scale, one side fixed mounting of set casing 33 has infrared sensor 331.

During specific use, for it is more simple and convenient quick to detect, carry out mutual cooperation with bearing structure 2, slide on slide rail 11 through percentage table magnetic force seat 31, control through the singlechip is controlled two electric telescopic handle 32's flexible, thereby promote the inside first v type piece 34 of set casing 33 and carry out the lifting slide, whether the test head 37 through test bar 36 one end is to first v type piece 34 adjustment level, and make to measure and to measure a piece can quick level arrange elevating system 3 in, and the singlechip that sets up on the base 1 carries out the infrared scanning caliber of connecting, before measuring the piece to be measured detects, can place to detect the piece on base 1, utilize the infrared scanner that the model is "DS 4800" to carry out diversified scanning to it, obtain its size information.

In this embodiment: measuring mechanism 4 includes and has slider 41 with the top sliding connection of guide rail 12, the middle part of slider 41 be provided with the bearing and with the swing joint of axis of rotation 42, one side fixed mounting of axis of rotation 42 has support 43, friction pulley encoder 44 is installed at the top of support 43, one side of friction pulley encoder 44 is connected with friction pulley 45 through the pivot, one side fixed mounting of friction pulley 45 has friction pulley angle measuring transducer, one side fixed connection of reset spring 46 and bearing is passed through in the middle part of support 43.

When the device is used specifically, in the process of detecting the threaded screw rod, the friction wheel 45 can be in contact with a screw rod nut outside the threaded screw rod, the friction wheel 45 rotates, the rotating friction wheel 45 rotates the detection end of the encoder 44 with the driving model of 'ADK 50L 8-A1024', the encoder 44 rotates to generate pulses, one circle of rotation generates N pulse signals, the pulse signals are recorded, after the screw rod rotates by M pulse signals, the rotating angle is M/N multiplied by 360 degrees, the encoder 44 is connected with a WIFI module through a power line and a signal line, when a measuring piece is measured, continuous measurement can be realized, artificial errors are avoided, detection data obtained in the measuring process can be sent to a PC end through the WIFI module with the model of 'HLK-RM 58S', data are convenient to store, when the piece to be measured is placed on the base 1, the size of the slide rail is measured through the side scale on one side of the slide rail 11, the single chip microcomputer control drive motor 23 is utilized to drive the screw rod 22 to rotate, the screw rod nut is matched with the mounting plate 24 to drive the lifting mechanism 3 to slide, the distance between the lifting mechanisms 3 is adjusted, the lifting mechanism 3 can be adjusted to support the pieces to be measured, the infrared sensor 331 is matched with the single chip microcomputer control automatic lifting mechanism 3 to lift, the first v-shaped block 34 on the top of the automatic lifting mechanism 3 is kept horizontal with the supporting structure 2, the quick placement of the pieces to be measured with different specifications is quickly realized, the measurement of the pieces to be measured by personnel is convenient, the friction wheel 45 of the friction wheel 45 counter is pressed through the pressure of the reset spring 46 to be tightly combined with the screw rod, the friction wheel 45 is driven to rotate by the rotary nut, and meanwhile, the friction wheel, each precision index of the screw is detected according to the rotation angle of the screw rod nut 6 and the movement displacement of the nut, so that the rotation number of the ball screw post and the angle data can be conveniently extracted, and the linear displacement sensor 52 with the model of KTC mainly extracts the distance of left and right movement of the screw nut 6 in the rotation process, and the precision reaches 0.002 mm.

In this embodiment: signal transmission mechanism 5 includes and has mount pad 51 with inside one side sliding connection of slide rail 11, and one side threaded connection of mount pad 51 has linear displacement sensor 52, and linear displacement sensor 52's one end fixed mounting has signal transmitter 53, and one side fixed mounting of mount pad 51 has the WIFI module.

During specific use, the signal emitter 53 of the model of being convenient for "LY" is fixed through the linear displacement sensor 52 that sets up, and will cooperate each other through the WIFI module that sets up and signal emitter 53 at the in-process that uses to the detection data that obtains in the measurement process can pass through WIFI module connecting network, makes signal emitter 53 send to the PC end, conveniently saves data, makes things convenient for personnel to the measurement of measuring the volume of awaiting measuring.

In this embodiment: the singlechip is installed on one side of the top of the mounting plate 24, the lead screw for detection is fixedly installed on the tops of the first v-shaped block 34 and the second v-shaped block 241, and the lead screw nut 6 matched with the lead screw is installed outside the lead screw.

When the single-chip microcomputer is used specifically, the single-chip microcomputer is convenient to wipe the equipment empty, the rotation of measurement is carried out through the rotation of the lead screw nut 6 when the pole is measured, and the data of the screw rod can be conveniently and accurately measured.

In this embodiment: two handles are respectively arranged on two sides of the top of the base 1.

During specific use, move spiral progress measuring device through setting up the handle.

In this embodiment: the side of the base 1 is fixedly provided with an LED illuminating lamp.

During specific use, the LED illuminating lamp is arranged, so that illumination can be provided for operating personnel conveniently.

In this embodiment: four corners of the bottom of the base 1 are fixedly provided with support legs.

The concrete use makes, is convenient for support base 1 through four stabilizer blades.

In this embodiment: liquid crystal touch display 14, driving motor 23, electric telescopic handle 32, encoder 44, signal transmitter 53 and WIFI module all with singlechip electric connection, infrared sensor 331, linear displacement sensor 52, friction wheel angle measuring transducer and infrared scanning caliber respectively with singlechip electric connection.

During specific use, the single chip microcomputer is convenient for control the electric equipment on the spiral progress measuring device.

It should be added that: the spiral precision measuring device can also solve the problems of parameter measurement and clearance precision detection of screw pitches, spiral angles and the like of spiral parts such as a screw rotor and a multi-thread, optimizes the step of measuring the thread pitch of the traditional thread, has simple and convenient detection method, reduces the phenomenon that the reading of a measurer in the traditional method is changed into automatic recording, avoids artificial errors, can continuously measure, improves the measurement precision, keeps high-precision measurement, is low in price, and can be optimized and improved in the later period to adapt to the detection of more products; the internet + technology can be deeply integrated with the product, so that when a plurality of devices are simultaneously measured, the measurement information can be uploaded to the Aliyun, the data can be forwarded to the upper computer software on the PC through the Aliyun platform, and the monitoring and the acquisition of the plurality of devices can be realized on an intelligent production line; and the device can also be used as a control basic teaching case or a nut auxiliary teaching instrument.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A spiral precision measuring device comprises a base (1) and is characterized in that one end of the base (1) is provided with a v-shaped supporting structure (2), the top of the other end of the base (1) is provided with a lifting mechanism (3) which can freely lift and horizontally slide and is connected with a slide rail (11) fixedly arranged at the top of the base (1) in a sliding manner, the top end of the lifting mechanism (3) is provided with a first v-shaped block (34), one side of the base (1) is provided with a guide rail (12) which is arranged in parallel with the slide rail (11), the top of the guide rail (12) is provided with a measuring mechanism (4) which can be adjusted in a rotating manner in a sliding manner, the top of one end of the base (1) is fixedly provided with a fixing frame (13), the top of the fixing frame (13) is fixedly provided with a liquid crystal touch display screen (14), one side of the liquid crystal touch display screen (14), the USB interface (142) is installed to the bottom of liquid crystal touch display screen (14), signal transmission mechanism (5) is installed at the top of base (1).

2. A helical accuracy measuring device according to claim 1, wherein: bearing structure (2) include with one end fixed connection's at base (1) top fixing base (21), the middle part of fixing base (21) alternates and is connected with lead screw (22), the transmission end fixed connection of base (1) and driving motor (23) is run through to the bottom of lead screw (22), the post of lead screw (22) and the screw-nut threaded connection of mounting panel (24) bottom, measurement second v type piece (241) is installed at the top of mounting panel (24), one side fixed mounting of mounting panel (24) has infrared sensor (331).

3. A helical accuracy measuring device according to claim 2, wherein: the lifting mechanism (3) comprises a dial indicator magnetic base (31) installed at the top of a sliding rail (11), two electric telescopic rods (32) are fixedly installed at the top of the dial indicator magnetic base (31), the telescopic ends of the two electric telescopic rods (32) penetrate through the bottom end of a fixed shell (33) and are fixedly connected with the bottom end of a first v-shaped block (34), one side of the fixed shell (33) is connected with a bayonet of the surface of a shell cover through a stop block (35) in a clamping mode, a test rod (36) is fixedly installed at one side of the fixed shell (33), a rod column of the test rod (36) is arranged inside the fixed shell (33) and is fixedly connected with a test head (37), sliding grooves (38) are formed in two sides of the inside of the fixed shell (33), two sides of the first v-shaped block (34) are slidably connected with the sliding grooves (38), and scales are arranged on one side of the first v-shaped block (34), and an infrared sensor (331) is fixedly arranged on one side of the fixed shell (33).

4. A helical accuracy measuring device according to claim 3, wherein: measuring mechanism (4) include with the top sliding connection of guide rail (12) have slider (41), the middle part of slider (41) be provided with the bearing and with the swing joint of axis of rotation (42), one side fixed mounting of axis of rotation (42) has support (43), friction pulley encoder (44) are installed at the top of support (43), one side of friction pulley encoder (44) is connected with friction pulley (45) through the pivot, one side fixed mounting of friction pulley (45) has friction pulley angle measuring transducer, one side fixed connection of reset spring (46) and bearing is passed through to the middle part of support (43).

5. A helical accuracy measuring device according to claim 4, wherein: signal transmission mechanism (5) include with slide rail (11) inside one side sliding connection have mount pad (51), one side threaded connection of mount pad (51) has linear displacement sensor (52), the one end fixed mounting of linear displacement sensor (52) has signal transmitter (53), one side fixed mounting of mount pad (51) has the WIFI module.

6. A helical accuracy measuring device according to claim 5, wherein: the single-chip microcomputer is installed on one side of the top of the installing plate (24), a lead screw used for detecting the lead screw to be detected is fixedly installed on the tops of the first v-shaped block (34) and the second v-shaped block (241), and a lead screw nut (6) matched with the lead screw is installed outside the lead screw.

7. A helical accuracy measuring device according to claim 1, wherein: two handles are respectively installed on two sides of the top of the base (1).

8. A helical accuracy measuring device according to claim 6, wherein: and an LED illuminating lamp is fixedly arranged on the side of the base (1).

9. A helical accuracy measuring device according to claim 1, wherein: four corners of the bottom end of the base (1) are fixedly provided with support legs.

10. A helical accuracy measuring device according to claim 8, wherein: the liquid crystal touch display screen (14), the driving motor (23), the electric telescopic rod (32), the encoder (44), the signal emitter (53), the WIFI module, the infrared scanning measurer and the LED illuminating lamp are all electrically connected with the single chip microcomputer, and the infrared sensor (331), the friction wheel angle measuring sensor and the linear displacement sensor (52) are respectively electrically connected with the single chip microcomputer.