CN108955475B - Arrow measuring device - Google Patents
Arrow measuring device Download PDFInfo
- Publication number
- CN108955475B CN108955475B CN201810985780.8A CN201810985780A CN108955475B CN 108955475 B CN108955475 B CN 108955475B CN 201810985780 A CN201810985780 A CN 201810985780A CN 108955475 B CN108955475 B CN 108955475B
- Authority
- CN
- China
- Prior art keywords
- arrow
- locking structure
- bottom plate
- sliding
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005259 measurement Methods 0.000 description 15
- 238000006073 displacement reaction Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000000691 measurement method Methods 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000011179 visual inspection Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241001061076 Melanonus zugmayeri Species 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Details Of Measuring And Other Instruments (AREA)
Abstract
The application discloses an arrow measuring device, which comprises a base, wherein a chute is arranged on the base, the base is connected with a sliding block through the chute in a sliding way, a measuring mechanism is arranged on the sliding block, a first baffle plate structure for pushing the tail end of an arrow is arranged at one end, far away from the measuring mechanism, of the base, an arrow placing frame for placing the arrow is arranged between the baffle plate and the measuring mechanism, the arrow placing frame is connected onto the chute in a sliding way, a first locking structure for preventing the arrow placing frame from sliding is arranged on the arrow placing frame, a second baffle plate structure for preventing the sliding block from sliding is also arranged between the arrow placing frame and the sliding block, the second baffle plate structure is connected onto the chute in a sliding way, and a second locking structure for preventing the arrow placing frame from sliding is arranged on the second baffle plate structure.
Description
Technical Field
The application relates to the technical field of arrow length accurate side measuring devices, in particular to an arrow measuring device.
Background
The performances of the length, the overall balance and the like of the arrow ensure important indexes of the accuracy of the arrow; whether the arrow length is accurate or not directly relates to whether the person can deviate in accuracy during arrow shooting or not; in the past, the length detection of every arrow is that the people passes through the visual inspection, and such detection mode precision is lower, and the accuracy nature of arrow length can't obtain fully assurance.
Disclosure of Invention
The application aims to solve the technical problem of providing the arrow measuring device which is simple in structure, strong in stability, high in measurement precision and simple and convenient in measurement mode.
The application solves the problems by adopting the following technical scheme: the utility model provides an amount arrow ware, including a base, be equipped with the spout on the base, the base passes through a spout sliding connection slider, be equipped with measuring mechanism on the slider, measuring mechanism one end is kept away from to the base is equipped with the first baffle structure that is used for pushing away the arrow tail end, be equipped with between baffle and the measuring mechanism and be used for placing the arrow and put the arrow frame, put arrow frame sliding connection on the spout, and put and be equipped with on the arrow frame and prevent to put the gliding first locking structure of arrow frame, put still be equipped with between arrow frame and the slider and be used for preventing slider gliding second baffle structure, second baffle structure sliding connection is on the spout, and be equipped with on the second baffle structure and prevent to put the gliding second locking structure of arrow frame.
After adopting the structure, compared with the existing structure, the application has the following advantages:
according to the arrow measuring device, the length of an arrow is accurately measured through the measuring function of the motion dial indicator, so that inaccuracy in the traditional measurement of the length of the arrow through visual inspection is avoided, and the length of each arrow is ensured to be consistent with that of a standard arrow; the tail end of the standard arrow is propped against a first baffle structure on the base, then the standard arrow is placed on an arrow placing frame on the base, the outer side wall of the standard arrow is attached to a first groove at the upper end of the arrow placing frame, at the moment, the standard arrow is in a horizontal static state, a sliding block on the base slides towards the arrow direction, when a third baffle on the side wall of a measuring mechanism on the sliding block is propped against the arrow, the sliding block stops sliding, a pointer on the measuring mechanism points to 0mm, a second baffle structure on the base slides towards the sliding block direction, and after the second baffle structure is propped against the side wall of the sliding block, the second locking structure is tightly clamped in a sliding groove by screwing a second locking structure positioned on the upper end surface of the second baffle structure, and at the moment, the positioning effect of the second baffle structure on the sliding block is completed; taking down the previous standard arrow, repeating the previous steps, placing the arrow to be detected on an arrow placing frame, sliding the sliding block on the base again, and checking the numerical value displayed by the pointer on the measuring mechanism after the side wall of the sliding block is propped against the second baffle structure, wherein the numerical value displayed on the measuring mechanism is the length of the measured arrow which is more than that of the standard arrow; if the pointer on the measuring mechanism indicates 0mm, the arrow in the test can be slid horizontally and transversely to see whether the arrow is slidable, if so, that is, the length of the arrow is smaller than the length of a standard arrow. Therefore, compared with the traditional manual target test method, the arrow measuring device provided by the application has the advantages that the measurement result is very accurate, the efficiency is higher, and the measurement method is more convenient.
As a preference: the measuring mechanism is a dial indicator, and a third baffle plate for propping against the arrow is arranged at one end of the measuring head on the side wall of the dial indicator; the dial indicator is a gauge type universal length measuring tool manufactured by a precise rack and pinion mechanism and is commonly used for measuring the length of shape and position errors and small displacement; in the application, the applicant improves the measurement accuracy of the whole arrow measuring device through the small displacement length test characteristic of the dial indicator, and reduces the possibility of error in the measuring process.
As a preference: the first baffle structure comprises a bottom plate and a first baffle vertically and fixedly connected with the center of the upper end surface of the bottom plate, and the bottom plate is locked with the chute through threads; the first baffle structure is detachably arranged on the base through threads; in daily measurement, the first baffle structure is fixedly connected with the base through threads, so that the function of pushing, positioning and measuring an arrow is achieved in detection, and the placement position of the tail end of the arrow in measurement is unified.
As a preference: the arrow rest consists of a first bottom plate, a first bump arranged in the center of the upper end surface of the first bottom plate and a second bump arranged on the lower end surface of the first bottom plate and used for being clamped with the chute, and a first groove for embedding and attaching the outer side wall of an arrow is formed in the upper end of the first bump; the first convex blocks and the first grooves in the first convex blocks ensure that the measuring arrow does not slide when measuring the length, and also prevent the measuring arrow from bending due to gravity when measuring, fix the placing position of the measuring arrow, and facilitate the user to measure the measuring arrow; the second bulge is arranged on the lower end face of the first bottom plate, so that the second bulge can be attached to the inner side wall of the chute to slide when the arrow rest slides on the chute, and displacement and other phenomena are prevented when the arrow rest slides on the chute, and the accuracy of the whole measuring process is guaranteed.
As a preference: the left side and the right side of the upper end surface of the first bottom plate are respectively provided with a first locking structure, the first locking structure vertically penetrates through the second bulge to be in locking connection with a chute positioned below the first bottom plate, and the first locking structure is a detachable thread locking structure; the effect of the first locking structure is that when a user does not need to slide the arrow rest, the user only needs to rotate the first locking structure, the lower end of the first locking structure passes through the second bulge to be propped against the inner side wall of the sliding groove, the arrow rest can be propped against the sliding groove because of the first locking structure, the phenomenon that the arrow rest is difficult to displace and the like is caused, and the first locking structure is designed into a threaded locking structure, so that the user can conveniently adjust the first locking structure.
As a preference: the second baffle structure comprises a second bottom plate and a third bulge which is arranged on the lower end surface of the second bottom plate and is used for being clamped with the chute; the second baffle structure is used for positioning the sliding block, after the measuring mechanism carries out standard measurement on a standard arrow, the second baffle structure can be propped against the outer side wall of the sliding block, and the second baffle structure can be fixedly clamped on the sliding groove by rotating the second locking structure on the second baffle structure.
As a preference: the left side and the right side of the upper end surface of the second bottom plate are respectively provided with a second locking structure, the second locking structure vertically penetrates through the third bulge to be in locking connection with a chute positioned below the second bottom plate, and the second locking structure is a detachable thread locking structure; the second locking structure has the advantages that when the second baffle structure is not needed to slide by a user, the second locking structure is only needed to rotate, the lower end of the second locking structure passes through the third bulge to be propped against the inner side wall of the sliding groove, the arrow rest can be propped against the sliding groove to hardly generate displacement and other phenomena due to the second locking structure, and the second locking structure is designed into the threaded locking structure, so that the second locking structure can be adjusted by the user conveniently.
Drawings
FIG. 1 is a schematic view of an arrow measuring device according to the present application.
FIG. 2 is a schematic view of the arrow measuring device according to the present application after arrow removal.
Fig. 3 is a side view of an arrow measuring device according to the application.
In the figure, 1, a base, 2, a chute, 3, an arrow, 101, a sliding block, 102, a measuring mechanism, 103, a first baffle structure, 104, an arrow rest, 105, a first locking structure, 106, a second baffle structure, 107, a second locking structure, 1021, a third baffle, 1031, a bottom plate, 1032, a first baffle, 1041, a first bottom plate, 1042, a first lug, 1043, a second lug, 1044, a first groove, 1061, a second bottom plate, 1062 and a third lug.
Detailed Description
A specific embodiment of the present application will be described below with reference to the accompanying drawings.
Example 1: referring to fig. 1 and 2, the applicant offsets the tail end of the standard arrow with a first baffle structure on the base, then places the standard arrow on an arrow placing frame on the base, then attaches the outer side wall of the standard arrow with a first groove at the upper end of the arrow placing frame, at the moment, slides a sliding block on the base towards the arrow direction, stops sliding when a third baffle on the side wall of a measuring mechanism on the sliding block offsets with the arrow, and makes a pointer on the measuring mechanism point to 0mm, slides a second baffle structure on the base towards the sliding block direction, and after the second baffle structure offsets with the side wall of the sliding block, tightly clamps the second locking structure in a sliding groove by screwing a second locking structure positioned on the upper end surface of the second baffle structure, and the second baffle structure finishes the positioning function of the sliding block at the moment; taking down the previous standard arrow, repeating the previous steps, placing the arrow to be detected on an arrow placing frame, sliding the sliding block on the base again, and checking the numerical value displayed by the pointer on the measuring mechanism after the side wall of the sliding block is propped against the second baffle structure, wherein the numerical value displayed on the measuring mechanism is the length of the measured arrow which is more than that of the standard arrow; if the pointer on the measuring mechanism indicates 0mm, the arrow in the test can be slid horizontally and transversely to see whether the arrow is slidable, if so, that is, the length of the arrow is smaller than the length of a standard arrow. Therefore, compared with the traditional manual target test method, the arrow measuring device provided by the application has the advantages that the measurement result is very accurate, the efficiency is higher, and the measurement method is more convenient.
Referring to fig. 1, the technical scheme adopted by the application for solving the problems is as follows: the arrow measuring device comprises a base 1, wherein a chute 2 and an arrow 3 are arranged on the base 1, the base 1 is connected with a sliding block 101 in a sliding manner through the chute 2, a measuring mechanism 102 is arranged on the sliding block 101, one end, away from the measuring mechanism 102, of the base 1 is provided with a first baffle structure 103 used for pushing the tail end 303 of the arrow 3, an arrow placing frame 104 used for placing the arrow 3 is arranged between the first baffle structure 103 and the measuring mechanism 102, the arrow placing frame 104 is connected onto the chute 2 in a sliding manner, a first locking structure 105 used for preventing the arrow placing frame 104 from sliding is arranged on the arrow placing frame 104, a second baffle structure 106 used for preventing the sliding of the sliding block 101 is further arranged between the arrow placing frame 104 and the sliding block 101, the second baffle structure 106 is connected onto the chute 2 in a sliding manner, and a second locking structure 107 used for preventing the second baffle structure 106 from sliding is arranged on the second baffle structure 106.
After adopting the structure, compared with the existing structure, the application has the following advantages:
according to the arrow measuring device, the length of an arrow is accurately measured through the measuring function of the motion dial indicator, so that inaccuracy in the traditional measurement of the length of the arrow through visual inspection is avoided, and the length of each arrow is ensured to be consistent with that of a standard arrow; the tail end of the standard arrow is propped against a first baffle structure on the base, then the standard arrow is placed on an arrow placing frame on the base, the outer side wall of the standard arrow is attached to a first groove at the upper end of the arrow placing frame, at the moment, the standard arrow is in a horizontal static state, a sliding block on the base slides towards the arrow direction, when a third baffle on the side wall of a measuring mechanism on the sliding block is propped against the arrow, the sliding block stops sliding, a pointer on the measuring mechanism points to 0mm, a second baffle structure on the base slides towards the sliding block direction, and after the second baffle structure is propped against the side wall of the sliding block, the second locking structure is tightly clamped in a sliding groove by screwing a second locking structure positioned on the upper end surface of the second baffle structure, and at the moment, the positioning effect of the second baffle structure on the sliding block is completed; taking down the previous standard arrow, repeating the previous steps, placing the arrow to be detected on an arrow placing frame, sliding the sliding block on the base again, and checking the numerical value displayed by the pointer on the measuring mechanism after the side wall of the sliding block is propped against the second baffle structure, wherein the numerical value displayed on the measuring mechanism is the length of the measured arrow which is more than that of the standard arrow; if the pointer on the measuring mechanism indicates 0mm, the arrow in the test can be slid horizontally and transversely to see whether the arrow is slidable, if so, that is, the length of the arrow is smaller than the length of a standard arrow. Therefore, compared with the traditional manual target test method, the arrow measuring device provided by the application has the advantages that the measurement result is very accurate, the efficiency is higher, and the measurement method is more convenient.
As a preference: the measuring mechanism 102 is a dial indicator, and a third baffle 1021 for propping against an arrow is arranged at one end of a measuring head on the side wall of the dial indicator; the dial indicator is a gauge type universal length measuring tool manufactured by a precise rack and pinion mechanism and is commonly used for measuring the length of shape and position errors and small displacement; in the application, the applicant improves the measurement accuracy of the whole arrow measuring device through the small displacement length test characteristic of the dial indicator, and reduces the possibility of error in the measuring process.
As a preference: the first baffle structure 103 comprises a bottom plate 1031 and a first baffle 1032 vertically and fixedly connected with the center of the upper end face of the bottom plate 1031, and the bottom plate 1031 is locked with the chute 2 through threads; the first baffle structure is detachably arranged on the base through threads; in daily measurement, the first baffle structure is fixedly connected with the base through threads, so that the function of pushing, positioning and measuring an arrow is achieved in detection, and the placement position of the tail end of the arrow in measurement is unified.
As a preference: the arrow rest 104 comprises a first bottom plate 1041, a first bump 1042 arranged in the center of the upper end surface of the first bottom plate 1041, and a second bump 1043 arranged on the lower end surface of the first bottom plate 1041 and used for being clamped with the chute 2, wherein a first groove 1044 for embedding and attaching the outer side wall of the arrow 3 is arranged at the upper end of the first bump 1042; the first convex blocks and the first grooves in the first convex blocks ensure that the measuring arrow does not slide when measuring the length, and also prevent the measuring arrow from bending due to gravity when measuring, fix the placing position of the measuring arrow, and facilitate the user to measure the measuring arrow; the second bulge is arranged on the lower end face of the first bottom plate, so that the second bulge can be attached to the inner side wall of the chute to slide when the arrow rest slides on the chute, and displacement and other phenomena are prevented when the arrow rest slides on the chute, and the accuracy of the whole measuring process is guaranteed.
As a preference: the left side and the right side of the upper end surface of the first bottom plate 1041 are respectively provided with a first locking structure 105, the first locking structure 105 passes through the second bulge 1043 in the vertical direction and is in locking connection with the chute 2 positioned under the first bottom plate 1041, and the first locking structure 105 is a detachable thread locking structure; the effect of the first locking structure is that when a user does not need to slide the arrow rest, the user only needs to rotate the first locking structure, the lower end of the first locking structure passes through the second bulge to be propped against the inner side wall of the sliding groove, the arrow rest can be propped against the sliding groove because of the first locking structure, the phenomenon that the arrow rest is difficult to displace and the like is caused, and the first locking structure is designed into a threaded locking structure, so that the user can conveniently adjust the first locking structure.
As a preference: the second baffle structure 106 comprises a second bottom plate 1061 and a third protrusion 1062 arranged on the lower end surface of the second bottom plate 1061 and used for being clamped with the chute 2; the second baffle structure is used for positioning the sliding block, after the measuring mechanism carries out standard measurement on a standard arrow, the second baffle structure can be propped against the outer side wall of the sliding block, and the second baffle structure can be fixedly clamped on the sliding groove by rotating the second locking structure on the second baffle structure.
As a preference: the left and right sides of the upper end surface of the second bottom plate 1061 are respectively provided with a second locking structure 107, the second locking structure 107 vertically penetrates through the third protrusion 1062 to be in locking connection with the chute 2 positioned under the second bottom plate 1061, and the second locking structure 107 is a detachable thread locking structure; the second locking structure has the advantages that when the second baffle structure is not needed to slide by a user, the second locking structure is only needed to rotate, the lower end of the second locking structure passes through the third bulge to be propped against the inner side wall of the sliding groove, the arrow rest can be propped against the sliding groove to hardly generate displacement and other phenomena due to the second locking structure, and the second locking structure is designed into the threaded locking structure, so that the second locking structure can be adjusted by the user conveniently.
Claims (3)
1. The utility model provides an arrow measuring device, includes a base (1), be equipped with spout (2) and arrow (3) on base (1), its characterized in that: the base (1) is slidably connected with a sliding block (101) through a sliding groove (2), a measuring mechanism (102) is arranged on the sliding block (101), a first baffle structure (103) for pushing the tail end (303) of the arrow (3) is arranged at one end, away from the measuring mechanism (102), of the base (1), an arrow placing frame (104) for placing the arrow (3) is arranged between the first baffle structure (103) and the measuring mechanism (102), the arrow placing frame (104) is slidably connected onto the sliding groove (2), a first locking structure (105) for preventing the arrow placing frame (104) from sliding is arranged on the arrow placing frame (104), a second baffle structure (106) for preventing the sliding of the sliding block (101) is further arranged between the arrow placing frame (104) and the sliding block (101), the second baffle structure (106) is slidably connected onto the sliding groove (2), and a second locking structure (107) for preventing the second baffle structure (106) from sliding is arranged on the second baffle structure (106). The arrow rest (104) consists of a first base plate (1041), a first lug (1042) arranged at the center of the upper end face of the first base plate (1041) and a second bulge (1043) arranged at the lower end face of the first base plate (1041) and used for being clamped with the sliding groove (2), and a first groove (1044) for embedding and attaching the outer side wall of the arrow (3) is formed in the upper end of the first lug (1042); the left side and the right side of the upper end face of the first bottom plate (1041) are respectively provided with a first locking structure (105), the first locking structure (105) vertically penetrates through the second bulge (1043) to be in locking connection with the chute (2) positioned under the first bottom plate (1041), and the first locking structure (105) is a detachable thread locking structure; the second baffle structure (106) comprises a second bottom plate (1061) and a third protrusion (1062) arranged on the lower end face of the second bottom plate (1061) and used for being clamped with the chute (2); the left side and the right side of the upper end face of the second bottom plate (1061) are respectively provided with a second locking structure (107), the second locking structure (107) passes through the third protrusion (1062) in the vertical direction to be in locking connection with the sliding chute (2) positioned under the second bottom plate (1061), and the second locking structure (107) is a detachable threaded locking structure.
2. The arrow measuring device according to claim 1, wherein: the measuring mechanism (102) is a dial indicator, and a third baffle plate (1021) for propping against the arrow is arranged at one end of the measuring head of the side wall of the dial indicator.
3. The arrow measuring device according to claim 1, wherein: the first baffle structure (103) comprises a bottom plate (1031) and a first baffle (1032) vertically and fixedly connected with the center of the upper end face of the bottom plate (1031), and the bottom plate (1031) is locked with the chute (2) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985780.8A CN108955475B (en) | 2018-08-28 | 2018-08-28 | Arrow measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985780.8A CN108955475B (en) | 2018-08-28 | 2018-08-28 | Arrow measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108955475A CN108955475A (en) | 2018-12-07 |
| CN108955475B true CN108955475B (en) | 2023-12-15 |
Family
ID=64474360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810985780.8A Active CN108955475B (en) | 2018-08-28 | 2018-08-28 | Arrow measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108955475B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR909955A (en) * | 1945-03-26 | 1946-05-23 | Method and device for comparative length measurement | |
| US5136909A (en) * | 1991-05-14 | 1992-08-11 | Mellick Gary D | Portable bulk arrow shaft guide, support, securement, measurement, and guided miter-like razor saw cutoff assembly |
| EP2264392A2 (en) * | 2009-06-17 | 2010-12-22 | Bernhard Mey | Arrow tester |
| CN206095149U (en) * | 2016-08-29 | 2017-04-12 | 长春工程学院 | Train wheel set size and run -out tolerance on -line measuring system |
| CN208688377U (en) * | 2018-08-28 | 2019-04-02 | 宁波城市职业技术学院 | A kind of amount arrow device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015122052B4 (en) * | 2015-12-17 | 2021-12-16 | Meik Andre Landwehr | Spin test device and measurement method |
-
2018
- 2018-08-28 CN CN201810985780.8A patent/CN108955475B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR909955A (en) * | 1945-03-26 | 1946-05-23 | Method and device for comparative length measurement | |
| US5136909A (en) * | 1991-05-14 | 1992-08-11 | Mellick Gary D | Portable bulk arrow shaft guide, support, securement, measurement, and guided miter-like razor saw cutoff assembly |
| EP2264392A2 (en) * | 2009-06-17 | 2010-12-22 | Bernhard Mey | Arrow tester |
| CN206095149U (en) * | 2016-08-29 | 2017-04-12 | 长春工程学院 | Train wheel set size and run -out tolerance on -line measuring system |
| CN208688377U (en) * | 2018-08-28 | 2019-04-02 | 宁波城市职业技术学院 | A kind of amount arrow device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108955475A (en) | 2018-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102878911B (en) | Folium equivalent weight measuring device | |
| CN210242780U (en) | Slope measuring device for engineering detection | |
| CN209820370U (en) | Flange cover depth gauge | |
| CN108955475B (en) | Arrow measuring device | |
| CN203586981U (en) | Component dimension precision measuring device | |
| CN207763617U (en) | Cylindrical component base thickness measures tooling | |
| CN210070829U (en) | Hole position detection tool to metal area lock intramedullary nail | |
| CN204269033U (en) | For single-chip measurer for thickness | |
| CN204228082U (en) | A kind of cylinder cap depth check tool | |
| CN208688377U (en) | A kind of amount arrow device | |
| CN210141828U (en) | Umbrella stick size detection device | |
| CN209043187U (en) | A kind of adjustable length detection tool | |
| CN202853534U (en) | Device for measuring attachment precision of polarizer | |
| CN205537579U (en) | Utensil is examined in special use of adjustable reading type external diameter | |
| CN206330523U (en) | A kind of new aperture inside groove calipers | |
| CN105823455A (en) | Roller pin and roller diameter detector | |
| CN205192398U (en) | Low dip formula comparator | |
| CN218628021U (en) | Air outlet detection tool with two detection modules | |
| CN202599783U (en) | Mortar consistency measuring instrument | |
| CN206248005U (en) | A kind of shallow bore hole measurement apparatus | |
| CN209655964U (en) | A kind of bearing ring linearity measurer | |
| CN219957229U (en) | Pencil sclerometer calibrating device | |
| CN213422124U (en) | Detection device for screw motor set | |
| CN219934846U (en) | Device for detecting median distance of rack teeth | |
| CN210922442U (en) | Floor thickness measuring instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |