Multifunctional length measuring instrument
By combining grating digital display technology with various accessories, the problem of low measurement accuracy in traditional universal length measuring instruments has been solved, achieving efficient and accurate multi-functional measurement.
Patent Information
- Application Number
- CN202422975307.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-04
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-04
AI Technical Summary
Traditional universal length measuring instruments have low measurement accuracy, which cannot meet people's measurement needs for products and reduces their scope of use.
Employing grating digital display technology and various accessories, combined with lifting components, balance adjustment components, and electrical measuring devices, it improves measurement accuracy and efficiency, meeting the needs of different measurement tasks.
It greatly improves the accuracy and efficiency of measuring instruments, and adds a variety of accessories to meet the measurement needs of workpieces of different sizes.
Smart Images
Figure CN223525742U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to all -purpose length measuring instrument technical field, concretely is a multifunctional length measuring instrument. BACKGROUND
[0002] All -purpose length measuring instrument adopts high -precision measuring system, meets abbe principle, can provide high -precision measurement result, in addition, through software function, can correct the indication error, and the measurement error caused by temperature is corrected automatically, ensure the accuracy of measurement result, all -purpose length measuring instrument not only can measure the outside size, internal size, can also measure the internal diameter of thread, and the like, and the application range is wider. Through equipping with different measuring accessory and sensor, can realize multiple measuring function, satisfy the demand of different measuring task, all -purpose length measuring instrument usually has very high resolving power, can accurately measure very small length change, reaches micron even nanometer level, this makes it very reliable when measuring tiny size change or carrying out the size detection of precision machining parts, all -purpose length measuring instrument usually has larger measuring range, can satisfy the measuring demand of various different size workpieces, whether it is small precision parts or large -scale mechanical parts, can be accurately measured on all -purpose length measuring instrument.
[0003] However, the traditional all -purpose length measuring instrument has the following shortcomings:
[0004] The traditional all -purpose length measuring instrument has low measurement value accuracy, cannot satisfy people's measurement demand for products, and reduces the use range of the all -purpose length measuring instrument. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a kind of multifunctional length measuring instrument to solve the problem that traditional all -purpose length measuring instrument measurement value accuracy is low, cannot satisfy people's measurement demand for products, and reduces the use range of the all -purpose length measuring instrument as described in the above background art.
[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of multifunctional length measuring instrument, including base, the inside installation of base has lifting assembly, the top of lifting assembly one side is fixedly installed with first sliding rail, the top of lifting assembly other side is fixedly installed with second sliding rail, the top of lifting assembly middle part is fixedly installed with electric measuring device, the top of electric measuring device is fixedly installed with workbench, the inside of workbench is fixedly installed with internal measuring device, the middle part of first sliding rail is slidably connected with measuring main platform, the middle part of measuring main platform is installed with measuring main shaft, the one end of measuring main shaft is fixedly installed with abbe measuring head, the middle part of second sliding rail is slidably connected with sliding seat, the top of sliding seat is fixedly installed with installation positioning table, the middle part of positioning table is installed with tail pipe shaft, the one end of tail pipe shaft is installed with all -purpose hook, the both ends of base are installed with balance adjusting assembly.
[0007] Preferably, the lifting assembly comprises two first screws, one side of each of the two first screws is provided with a second screw, the top end of the first screw and the top end of the second screw are threadedly connected with a pushing shell, the top end of the four pushing shells is respectively connected with four corners of the bottom end of the lifting platform, the bottom end of the two first screws and the bottom end of the two second screws are rotationally connected with the base, the lifting platform is slidingly connected with the base, the surface of the two first screws is fixedly installed with a driving pulley, the surface of the two second screws is fixedly installed with a driven pulley, the two driving pulleys and the two driven pulleys are transmissionally connected with a connecting belt, one side of the top end of the lifting platform is fixedly connected with a first sliding rail, the other side of the top end of the lifting platform is fixedly connected with a second sliding rail, the first screw drives the driving pulley to rotate, the driving pulley drives the driven pulley to rotate through the connecting belt, the driven pulley drives the second screw to rotate, the threads on the surface of the second screw and the threads on the inner wall of the pushing shell are matched with each other, and the pushing shell pushes the lifting platform from the bottom to adjust the measuring height.
[0008] Preferably, a third screw is arranged between the two first screws, one end of the third screw is fixedly installed with a lifting hand wheel, one end of the lifting hand wheel is fixedly installed with a locking hand wheel, the middle part of the two first screws is fixedly installed with a bevel gear, the two bevel gears are meshingly connected with the third screw, and the middle part of the third screw is rotationally connected with the base.
[0009] Preferably, the balance adjusting assembly comprises a silica gel block and a lead screw, the top end of the silica gel block is threadedly connected with the bottom end of the lead screw, the middle part of the lead screw is fixedly installed with a driven umbrella bevel gear, one side of the lead screw is provided with a mounting shaft, one end of the mounting shaft is fixedly installed with a driving umbrella bevel gear, and the other end of the mounting shaft is fixedly installed with an adjusting wrench, the outer side of the driving umbrella bevel gear is meshingly connected with the outer side of the driven umbrella bevel gear, the user rotates the adjusting wrench, the adjusting wrench drives the mounting shaft to rotate, the mounting shaft drives the driving umbrella bevel gear to rotate, the driving umbrella bevel gear contacts the driven umbrella bevel gear, the driven umbrella bevel gear rotates, the driven umbrella bevel gear drives the lead screw to synchronously rotate, the threads on the surface of the lead screw and the threads on the inner wall of the silica gel block are matched with each other, so that the silica gel block rotates and lifts relative to the lead screw, and the leveling is performed from the bottom of the base.
[0010] Preferably, the middle part of the lead screw is rotationally connected with the base, and the mounting shaft is rotationally connected with the base.
[0011] Preferably, the four corners of the bottom end of the base are threadedly connected with foundation screws, a user twists the foundation screws, the threads on the surfaces of the foundation screws match with the threads on the inner walls of the base, and the heights of the foundation screws relative to the base are adjusted.
[0012] Preferably, the top end of the workbench is provided with a plurality of T-shaped grooves, the T-shaped grooves are provided, and the stability of products placed on the workbench is improved.
[0013] Compared with the prior art, the length measuring instrument has the advantages that, unlike the traditional universal length measuring instrument, the length measuring instrument adopts grating digital display technology and is a high-tech product integrating light, machine and electricity, greatly improves the measurement accuracy and measurement efficiency of the instrument, and meanwhile, a plurality of accessories are added, the "universality" of the length measuring instrument is improved, and the use demand of people is met. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 is a side view of the utility model;
[0015] Figure 2 is a side view of the lifting assembly of the utility model;
[0016] Figure 3 is a side view of the balance adjusting assembly of the utility model;
[0017] Figure 4 is a perspective view of the balance adjusting assembly of the utility model.
[0018] In the drawing: 1, base; 2, Abbe measuring head; 3, lifting assembly; 301, first screw rod; 302, driving pulley; 303, connecting belt; 304, driven pulley; 305, second screw rod; 306, bevel gear; 307, third screw rod; 308, lifting hand wheel; 309, locking hand wheel; 310, pushing shell; 311, lifting platform; 4, balance adjusting assembly; 41, silica gel block; 42, screw rod; 43, driven umbrella bevel gear; 44, driving umbrella bevel gear; 45, mounting shaft; 46, adjusting wrench; 5, first sliding rail; 6, second sliding rail; 7, measuring main shaft; 8, measuring main platform; 9, sliding seat; 10, positioning table; 11, tail pipe shaft; 12, foundation screw; 13, T-shaped groove; 14, universal measuring hook; 15, workbench; 16, electric measuring device; 17, internal measuring device. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model.
[0020] Please refer to Figures 1-4The utility model provides a kind of multifunctional length measuring instrument, including base 1, the inside installation of base 1 has lifting assembly 3, first sliding rail 5 is fixedly installed in one side of the top of lifting assembly 3, second sliding rail 6 is fixedly installed in the other side of the top of lifting assembly 3, electric measuring device 16 is fixedly installed in the middle part of the top of lifting assembly 3, workbench 15 is fixedly installed in the top of electric measuring device 16, inside fixed mounting of workbench 15 has internal measuring device 17, the middle part sliding connection of first sliding rail 5 has measurement main platform 8, measurement main shaft 7 is installed in the middle part of measurement main platform 8, Abbe measuring head 2 is fixedly installed in one end of measurement main shaft 7, the middle part sliding connection of second sliding rail 6 has sliding seat 9, mounting positioning table 10 is fixedly installed in the top of sliding seat 9, tail pipe shaft 11 is installed in the middle part of positioning table 10, universal measuring hook 14 is installed in one end of tail pipe shaft 11, balance adjusting assembly 4 is installed in both ends of base 1, Abbe measuring head 2 includes measurement main shaft 7 and grating measuring system, can be moved on the left guide rail of pedestal, and can be locked in any position by locking hand wheel 309, if necessary, measuring head can also be installed on the right of base, to adapt to the operation habit of "left-handed", locking screw is used to lock measurement main shaft 7 in a position, measurement main shaft 7 can be moved in 100mm measurement range, hand holds nut can push, pull measurement main shaft 7 in internal measurement, the end of force tension cable should be installed on chuck in external measurement, micro-drive hand wheel is used to make main shaft axial micro-displacement, if the red mark on conversion knob points to the upper side, this micro-drive hand wheel can be rotated, this micro-positioning system is used for hole measurement when using electric measuring device 16, when using this system, internal and external tension cable should be disconnected, measurement shaft locking screw should also be loosened, electric measuring device 16 includes a electrically insulated workbench with light emitting diode, electric eye measuring hook and ball-end measuring rod, this device is mainly used to measure the hole with diameter of 1-60mm, if universal measuring hook 14 is used, the hole with diameter of 14-112mm can be measured, and there is no measurement force, the surface of electrically insulated workbench is provided with recess, ball-end measuring rod can be inserted into the hole of measured piece from below, measured piece is directly placed on insulated workbench, small part can be installed on the surface of recess and inserted into hole, universal measuring hook 14 can be used for the measurement of external diameter micrometer, its composition includes measuring hook 68, 4mm spherical contact 70 extends into 5mm, 12mm spherical contact 72 extends into 80mm, and the contact with 100mm measuring needle, these contacts can be fixed on measuring hook in 200mm range, with 25mm interval, the maximum net distance of measuring hook along the direction of measurement main shaft 7 is 230mm, for large annular part, when large extension depth is needed, universal measuring hook 14 can be used with electric measuring device 16, internal measuring device 17 is composed of one set of big and small measuring hook, small measuring hook special mandrel and two standard ring gauges, two sets of measuring hook can be used for measuring different internal diameter and different depth respectively.
[0021] The lifting assembly 3 comprises two first screws 301, one side of each of the two first screws 301 is provided with a second screw 305, the top end of the first screw 301 and the top end of the second screw 305 are threadedly connected with a pushing shell 310, the top end of the four pushing shells 310 is connected with four corner edges of the bottom end of the lifting platform 311 respectively, the bottom end of the two first screws 301 and the bottom end of the two second screws 305 are rotationally connected with the base 1, the lifting platform 311 is slidingly connected with the base 1, the surface of each of the two first screws 301 is fixedly installed with a driving belt pulley 302, the surface of each of the two second screws 305 is fixedly installed with a driven belt pulley 304, the two driving belt pulleys 302 and the two driven belt pulleys 304 are transmissionally connected with a connecting belt 303, one side of the top end of the lifting platform 311 is fixedly connected with the first sliding rail 5, the other side of the top end of the lifting platform 311 is fixedly connected with the second sliding rail 6, the first screw 301 drives the driving belt pulley 302 to rotate, the driving belt pulley 302 drives the driven belt pulley 304 to rotate through the connecting belt 303, the driven belt pulley 304 drives the second screw 305 to rotate, the threads on the surface of the second screw 305 and the threads on the inner wall of the pushing shell 310 are matched with each other, and the pushing shell 310 pushes the lifting platform 311 from the bottom to adjust the measurement height.
[0022] A third screw 307 is arranged between the two first screws 301, one end of the third screw 307 is fixedly installed with a lifting hand wheel 308, one end of the lifting hand wheel 308 is fixedly installed with a locking hand wheel 309, the middle part of each of the two first screws 301 is fixedly installed with a helical gear 306, the two helical gears 306 are meshingly connected with the third screw 307, the middle part of the third screw 307 is rotationally connected with the base 1, the user rotates the lifting hand wheel 308, the lifting hand wheel 308 drives the third screw 307 to rotate, the third screw 307 rotates with the helical gear 306, the helical gear 306 drives the first screw 301 to rotate, and the threads on the surface of the first screw 301 and the threads on the inner wall of the pushing shell 310 are matched with each other.
[0023] The balance adjusting assembly 4 comprises a silica gel block 41 and a screw rod 42, the top end of the silica gel block 41 is threadedly connected with the bottom end of the screw rod 42, the middle part of the screw rod 42 is fixedly installed with a driven umbrella bevel gear 43, one side of the screw rod 42 is provided with a mounting shaft 45, one end of the mounting shaft 45 is fixedly installed with a driving umbrella bevel gear 44, the other end of the mounting shaft 45 is fixedly installed with an adjusting wrench 46, the outer side of the driving umbrella bevel gear 44 is meshedly connected with the outer side of the driven umbrella bevel gear 43, the user rotates the adjusting wrench 46, the adjusting wrench 46 drives the mounting shaft 45 to rotate, the mounting shaft 45 drives the driving umbrella bevel gear 44 to rotate, the driving umbrella bevel gear 44 contacts the driven umbrella bevel gear 43, the driven umbrella bevel gear 43 rotates, the driven umbrella bevel gear 43 drives the screw rod 42 to synchronously rotate, the threads on the surface of the screw rod 42 are matched with the threads on the inner wall of the silica gel block 41, so that the silica gel block 41 rotates and lifts relative to the screw rod 42, and is leveled from the bottom of the base 1.
[0024] The middle part of the screw rod 42 is rotationally connected with the base 1, the mounting shaft 45 is rotationally connected with the base 1, and the balance adjusting assembly 4 is installed on the base 1 through the mounting shaft 45.
[0025] The four corners of the bottom end of the base 1 are threadedly connected with foundation screws 12, the user twists the foundation screws 12, the threads on the surface of the foundation screws 12 are matched with the threads on the inner wall of the base 1, and the height of the foundation screws 12 relative to the base 1 is adjusted.
[0026] The top end of the workbench 15 is provided with a plurality of T-shaped grooves 13, the T-shaped grooves 13 are provided, and the stability of the product placed on the workbench 15 is improved.
[0027] In use, the user rotates the lifting hand wheel 308, which drives the third screw 307 to rotate, the third screw 307 rotates the bevel gear 306, the bevel gear 306 drives the first screw 301 to rotate, the threads on the surface of the first screw 301 match the threads on the inner wall of the push shell 310, the first screw 301 drives the driving pulley 302 to rotate, the driving pulley 302 drives the driven pulley 304 to rotate through the connecting belt 303, the driven pulley 304 drives the second screw 305 to rotate, the threads on the surface of the second screw 305 match the threads on the inner wall of the push shell 310, the push shell 310 pushes the lifting platform 311 from the bottom to adjust the measurement height, the Abbe measuring head 2 includes a measuring spindle 7 and a grating measuring system, and can move on the left guide rail of the base and be locked at any position by the locking hand wheel 309, if necessary, the measuring head can also be installed on the right side of the base to adapt to the operation habit of "left-handed people", the locking screw is used to lock the measuring spindle 7 at a position, the measuring spindle 7 can move within a range of 100 mm, and the hand-held nut can push and pull the measuring spindle 7 during internal measurement, the end of the force tension cable should be installed on the chuck during external measurement, the micro hand wheel is used to make the spindle make a small amount of axial displacement, if the red mark on the switch points upwards, the micro hand wheel can be rotated, and the micro positioning system is used for hole measurement when the electric measuring device 16 is used, when this system is used, the internal and external tension cables should be disconnected, and the measuring shaft locking screw should also be loosened.
[0028] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A multifunctional length measuring instrument comprising a base (1), characterized in that: The inside of the base (1) is mounted with a lifting assembly (3), one side of the top end of the lifting assembly (3) is fixedly installed with a first sliding rail (5), the other side of the top end of the lifting assembly (3) is fixedly installed with a second sliding rail (6), the middle of the top end of the lifting assembly (3) is fixedly installed with an electrical measuring device (16), the top end of the electrical measuring device (16) is fixedly installed with a workbench (15), the inside of the workbench (15) is fixedly installed with an internal measuring device (17), the middle of the first sliding rail (5) is slidably connected with a measuring main platform (8), the middle of the measuring main platform (8) is installed with a measuring main shaft (7), one end of the measuring main shaft (7) is fixedly installed with an Abbe measuring head (2), the middle of the second sliding rail (6) is slidably connected with a sliding seat (9), the top end of the sliding seat (9) is fixedly installed with a mounting positioning table (10), the middle of the positioning table (10) is installed with a tail pipe shaft (11), one end of the tail pipe shaft (11) is installed with a universal measuring hook (14), both ends of the base (1) are installed with a balance adjusting assembly (4).
2. The multi-functional length measuring instrument according to claim 1, wherein: The lifting assembly (3) comprises two first screws (301) and a lifting platform (311), one side of each of the two first screws (301) is provided with a second screw (305), the top end of the first screw (301) and the top end of the second screw (305) are both threadedly connected with a push shell (310), the top ends of the four push shells (310) are respectively connected with four corner edges of the bottom end of the lifting platform (311), the bottom ends of the two first screws (301) and the bottom ends of the two second screws (305) are both rotatably connected with the base (1), the lifting platform (311) is slidably connected with the base (1), the surfaces of the two first screws (301) are both fixedly installed with a driving pulley (302), the surfaces of the two second screws (305) are both fixedly installed with a driven pulley (304), the two driving pulleys (302) and the two driven pulleys (304) are both transmissionally connected with a connecting belt (303), one side of the top end of the lifting platform (311) is fixedly connected with the first sliding rail (5), the other side of the top end of the lifting platform (311) is fixedly connected with the second sliding rail (6).
3. The multi-functional length measuring instrument according to claim 2, wherein: A third screw (307) is arranged between the two first screws (301), one end of the third screw (307) is fixedly installed with a lifting hand wheel (308), one end of the lifting hand wheel (308) is fixedly installed with a locking hand wheel (309), the middle of each of the two first screws (301) is fixedly installed with a helical gear (306), the two helical gears (306) are both meshingly connected with the third screw (307), the middle of the third screw (307) is rotatably connected with the base (1).
4. The multi-functional length measuring instrument according to claim 1, wherein: The balance adjusting assembly (4) comprises a silica gel block (41) and a lead screw (42), the top end of the silica gel block (41) is threadedly connected with the bottom end of the lead screw (42), the middle part of the lead screw (42) is fixedly installed with a driven umbrella bevel gear (43), one side of the lead screw (42) is provided with a mounting shaft (45), one end of the mounting shaft (45) is fixedly installed with a driving umbrella bevel gear (44), the other end of the mounting shaft (45) is fixedly installed with an adjusting wrench (46), and the outer side of the driving umbrella bevel gear (44) is meshingly connected with the outer side of the driven umbrella bevel gear (43).
5. The multi-functional length measuring instrument according to claim 4, wherein: The middle part of the lead screw (42) is rotatably connected with the base (1), and the mounting shaft (45) is rotatably connected with the base (1).
6. The multi-functional length measuring instrument according to claim 1, wherein: The four corners of the bottom end of the base (1) are threadedly connected with foundation screws (12).
7. The multi-functional length measuring instrument according to claim 1, wherein: The top end of the workbench (15) is provided with a plurality of T-shaped grooves (13).