CN116625189B - Vernier caliper calibrating device - Google Patents
Vernier caliper calibrating device Download PDFInfo
- Publication number
- CN116625189B CN116625189B CN202310907853.2A CN202310907853A CN116625189B CN 116625189 B CN116625189 B CN 116625189B CN 202310907853 A CN202310907853 A CN 202310907853A CN 116625189 B CN116625189 B CN 116625189B
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- China
- Prior art keywords
- gauge block
- block
- vernier caliper
- gauge
- caliper body
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- 210000000078 claw Anatomy 0.000 claims abstract description 47
- 238000001514 detection method Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 11
- 238000012937 correction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000012795 verification Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 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
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/20—Slide gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/042—Calibration or calibration artifacts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The application relates to the technical field of calibrating devices, and provides a vernier caliper calibrating device which comprises a detecting table, wherein a base is arranged at the middle part of the upper end of the detecting table, a first gauge block and a second gauge block are arranged at the middle part of the base, the bottom ends of the first gauge block and the second gauge block penetrate through the base and are connected with the same adjusting mechanism, a cushion block is arranged at one side of the detecting table, a vernier caliper body is erected on the upper surface of the cushion block, and two inner measuring claws of the vernier caliper body are respectively clamped at the inner side of the second gauge block. Through setting up first gauge block and second gauge block, aim at the second gauge block with the interior measuring jaw of slide caliper body, the first gauge block is aimed at to outer measuring jaw, whether coincide simultaneously and examine the slide caliper body between measuring jaw in through second gauge block and first gauge block and the slide caliper body, can examine and examine the slide caliper type commonly used, including width, width difference, the size deviation and the depth of parallelism of measuring jaw in the circular arc, the depth of parallelism of measuring jaw in the edge etc..
Description
Technical Field
The application relates to the technical field of calibrating devices, in particular to a vernier caliper calibrating device.
Background
The vernier caliper is a measuring tool for measuring length, inner diameter and outer diameter and depth, two pairs of movable measuring claws are arranged on a main scale and a vernier of the vernier caliper, the inner measuring claw and the outer measuring claw are respectively used for measuring the inner diameter, the outer measuring claw is usually used for measuring the length and the outer diameter, and in order to ensure the measuring precision of the vernier caliper, the inner measuring claw and the outer measuring claw of the vernier caliper are required to be detected.
The most commonly used detection tool at present is the gauge block, can detect outer measuring claw through the gauge block, and interior measuring claw needs a plurality of gauge blocks to cooperate to realize detecting, and during the detection, to the slide caliper rule of measuring range in 300mm, not less than evenly distributed 3 points, to the slide caliper rule of measuring range more than 300mm, not less than evenly distributed 6 points, current gauge block examines on the one hand and is limited to examine a self size requirement, hardly satisfies the multisize and detects, and in addition, current gauge block examines only can once detect the size of a bit, can not reach the purpose of once multiple spot detection, and the required time of measurement is longer, and work efficiency is lower.
And the measuring block is used as a standard device, the measuring block and the universal caliper are required to be well adjusted one by one, and whether parameters such as the indication value of the universal caliper are qualified or not is judged by reading the reading of the universal caliper, but the operation efficiency is low, and the precision is not high.
Therefore, we make improvements to this and propose a vernier caliper calibrating device.
Disclosure of Invention
The application aims to solve the technical problems that: the existing gauge block is limited by the size of a vernier caliper, the detection of different vernier calipers is difficult to meet, the gauge block can only detect the size of one point at a time, the purpose of multi-point detection at a time cannot be achieved, the measuring time is long, the efficiency is low, the gauge block needs to be repeatedly disassembled and replaced, the operation is complex, and the precision is not high.
In order to achieve the above object, the application provides a vernier caliper calibrating device, which comprises a detection table, wherein a base is arranged at the middle part of the upper end of the detection table, a first gauge block and a second gauge block are arranged at the middle part of the base, the bottom ends of the first gauge block and the second gauge block are connected with the same adjusting mechanism through the base, a cushion block is arranged at one side of the detection table, a vernier caliper body is erected on the upper surface of the cushion block, two inner measuring claws of the vernier caliper body are respectively clamped at the inner side of the second gauge block, two outer measuring claws of the vernier caliper body are clamped at the outer side of the first gauge block, a supporting frame is arranged at one side of the detection table, and the upper end of the supporting frame is connected with a correcting mechanism which is arranged on the supporting frame.
The base comprises a top plate and a bottom plate, the top plate is covered above the bottom plate, square grooves penetrating through the top plate are formed in two sides of the top plate, sliding grooves are formed in two sides of the bottom plate, and the sliding grooves are right opposite to the bottoms of the square grooves.
The first gauge block comprises two symmetrical O-shaped gauge blocks, a first sliding block is arranged at the bottom end of each O-shaped gauge block, the lower part of each O-shaped gauge block is sleeved in a square groove on one side, and the first sliding block is sleeved in a sliding groove on one side.
The second gauge block comprises two symmetrical L-shaped gauge blocks, the second sliding blocks are arranged at the bottom ends of the L-shaped gauge blocks, the lower parts of the L-shaped gauge blocks are sleeved in square grooves on the other side, and the second sliding blocks are sleeved in sliding grooves on the other side.
The cushion block comprises a cushion plate, and a plurality of cylinders are connected to the bottom of the cushion plate.
The support frame comprises a connecting support fixed on the detection table, the upper end of the connecting support is connected with a connecting plate, a parallel screw rod is arranged above the connecting plate, and a motor is arranged at the outer end of the screw rod.
The correcting mechanism comprises a thread sleeve, the thread sleeve is installed on the screw rod in a threaded mode, the two ends of the thread sleeve are symmetrically connected with a first clamp head and a second clamp head, and the middle portions of the first clamp head and the second clamp head are connected with a hydraulic push rod.
The adjusting mechanism comprises two first connecting shafts and two second connecting shafts, the two first connecting shafts are respectively connected to the two first gauge blocks, the second connecting shafts are respectively connected to the two second gauge blocks, the middle parts of the adjacent first connecting shafts and second connecting shafts are connected with telescopic rods, and the telescopic rods are connected with two crossed electric push rods.
The telescopic rods comprise two supporting rods which are centrally symmetrical, the two supporting rods are connected with a first connecting shaft or a second connecting shaft, the bottom ends of the supporting rods are provided with pin rods, the middle parts of the two pin rods are sleeved with the same connecting sleeve, and springs are connected between the connecting sleeve and the supporting rods.
The vernier caliper calibrating device provided by the application has the beneficial effects that:
1. through setting up first gauge block and second gauge block, aim at the second gauge block with the interior measuring jaw of slide caliper body, the first gauge block is aimed at to outer measuring jaw, whether coincide simultaneously and examine the slide caliper body between measuring jaw in through second gauge block and first gauge block and the slide caliper body, can examine and examine the slide caliper type commonly used, including width, width difference, the size deviation and the depth of parallelism of measuring jaw in the circular arc, the depth of parallelism of measuring jaw in the edge etc..
2. Through passing through adjustment mechanism with first gauge block and second gauge block and being connected, and first slider and second slider pass through the spout and carry out spacingly, make electric putter's flexible adjustment that drives the interval between two second gauge blocks and between two first gauge blocks for thereby slide caliper body obtains new detection parameter through any adjustment of first gauge block and second gauge block in the in-process that carries out the verification, in order to guarantee the precision of slide caliper body in the verification in-process.
3. Through setting up correction mechanism in the top of first gauge block and second gauge block, second binding clip and first binding clip pass through hydraulic push rod centre gripping on the interior measurement claw or the outer measurement claw of slide caliper body, correct interior measurement claw or the outer measurement claw of the unqualified slide caliper body of examination, the interior measurement claw or the outer measurement claw deformation of slide caliper body is driven in the removal of support frame drive correction mechanism, make interior measurement claw or the outer measurement claw of slide caliper body can be accurate centre gripping on first gauge block or second gauge block, reduce interior measurement claw and the error value of outer measurement claw.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the application, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
Fig. 1 is a schematic structural diagram of a vernier caliper calibrating device provided by the application;
fig. 2 is a schematic diagram of a detection table of a vernier caliper calibrating device provided by the application;
FIG. 3 is a schematic view of a base of a vernier caliper calibration device according to the present application;
fig. 4 is a schematic diagram of an adjusting mechanism of a vernier caliper calibrating device provided by the application;
fig. 5 is a schematic view of a telescopic rod of a vernier caliper calibrating device provided by the application;
fig. 6 is a schematic diagram of a supporting frame of a vernier caliper calibrating device provided by the application;
FIG. 7 is a schematic diagram of a correcting mechanism of a vernier caliper calibrating device;
fig. 8 is a schematic diagram of a spacer of a vernier caliper calibration device according to the present application.
In the figure: 1. a detection table; 2. a base; 21. a top plate; 22. a bottom plate; 23. a square groove; 24. a chute; 3. a first gauge block; 31. an O-shaped gauge block; 32. a first slider; 4. a second gauge block; 41. an L-shaped gauge block; 42. a second slider; 5. a correction mechanism; 51. a thread sleeve; 52. a first binding clip; 53. a second binding clip; 54. a hydraulic push rod; 6. a cushion block; 61. a backing plate; 62. a cylinder; 7. a support frame; 71. a connecting bracket; 72. a connecting plate; 73. a screw rod; 74. a motor; 8. an adjusting mechanism; 81. a first connecting shaft; 82. a second connecting shaft; 83. a telescopic rod; 831. a support rod; 832. a pin rod; 833. connecting sleeves; 834. a spring; 84. an electric push rod; 9. a vernier caliper body.
Detailed Description
The following detailed description of specific embodiments of the application is provided in connection with the accompanying drawings and examples. The following examples are only illustrative of the present application and are not intended to limit the scope of the application.
As shown in fig. 1-8, this embodiment provides a vernier caliper calibrating device, including detecting platform 1, detecting platform 1's upper end mid-mounting has base 2, base 2's mid-mounting has first gauge block 3 and second gauge block 4, the bottom of first gauge block 3 and second gauge block 4 all is connected with same adjustment mechanism 8 through base 2, cushion 6 is installed to detecting platform 1's one side, vernier caliper body 9 has been set up on cushion 6's upper surface, two interior measuring claw centre gripping respectively in second gauge block 4 inboard of vernier caliper body 9, two outer measuring claw centre gripping in first gauge block 3's outside of vernier caliper body 9, support frame 7 is installed to detecting platform 1's one side, the upper end of support frame 7 is connected with correction mechanism 5, correction mechanism 5 installs on support frame 7.
The base 2 comprises a top plate 21 and a bottom plate 22, the top plate 21 is covered above the bottom plate 22, square grooves 23 penetrating through are formed in two sides of the top plate 21, sliding grooves 24 are formed in two sides of the bottom plate 22, the sliding grooves 24 are opposite to the lower sides of the square grooves 23, the top plate 21 and the bottom plate 22 are separately arranged to clamp the first gauge block 3 and the second gauge block 4, the first gauge block 3 and the second gauge block 4 are enabled to stably slide along the sliding grooves 24, the distances between the two first gauge blocks 3 and between the two second gauge blocks 4 are convenient to adjust, single detection parameters of the vernier caliper body 9 are adjusted, multiple verification of the vernier caliper body 9 is conducted, and accuracy of verification results of the vernier caliper body 9 is guaranteed.
The first gauge block 3 comprises two symmetrical O-shaped gauge blocks 31, a first sliding block 32 is arranged at the bottom end of each O-shaped gauge block 31, the lower part of each O-shaped gauge block 31 is sleeved in a square groove 23 on one side, the first sliding block 32 is sleeved in a sliding groove 24 on one side, the O-shaped gauge blocks 31 detect two outer measuring claws of the vernier caliper body 9, and whether the outer measuring claws of the vernier caliper body 9 are accurate or not is judged through the coincidence degree and clamping force between the O-shaped gauge blocks 31 and the outer measuring claws.
The second gauge block 4 comprises two symmetrical L-shaped gauge blocks 41, a second sliding block 42 is arranged at the bottom end of each L-shaped gauge block 41, the lower part of each L-shaped gauge block 41 is sleeved in a square groove 23 on the other side, the second sliding block 42 is sleeved in a sliding groove 24 on the other side, the L-shaped gauge blocks 41 detect two inner measuring claws of the vernier caliper body 9, and whether the inner measuring claws of the vernier caliper body 9 are accurate or not is judged through the coincidence degree and clamping force between the L-shaped gauge blocks 41 and the inner measuring claws.
The cushion block 6 comprises a cushion plate 61, the bottom of the cushion plate 61 is connected with a plurality of air cylinders 62, the plurality of air cylinders 62 support the cushion plate 61 to lift the vernier caliper body 9 upwards, the vernier caliper body 9 is flush and fixed at the middle position of the first gauge block 3 and the second gauge block 4, and the vernier caliper body 9 is aligned with the first gauge block 3 and the second gauge block 4 conveniently, so that the inner measuring claw and the outer measuring claw of the vernier caliper body 9 are calibrated.
The support frame 7 is including fixing the linking bridge 71 on detecting platform 1, and the upper end of linking bridge 71 is connected with connecting plate 72, and the connecting plate 72 top is erect and is equipped with parallel lead screw 73, and motor 74 is installed to the outer end of lead screw 73, and motor 74 drive lead screw 73 rotates, makes lead screw 73 drive correction mechanism 5 remove, and the push-and-pull dynamics of production revises the inside and outside measuring jaw of slide caliper body 9, guarantees slide caliper body 9 accurate.
The correcting mechanism 5 comprises a thread sleeve 51, the thread sleeve 51 is arranged on a screw rod 73 in a threaded mode, two ends of the thread sleeve 51 are symmetrically connected with a first clamp head 52 and a second clamp head 53, the middle portions of the first clamp head 52 and the second clamp head 53 are connected with a hydraulic push rod 54, the first clamp head 52 and the second clamp head 53 symmetrically clamp measuring claws of the vernier caliper body 9, the screw rod 73 rotates to drive the thread sleeve 51 to walk, the first clamp head 52 is driven to move in the walking process of the thread sleeve 51, the first clamp head 52 is gradually close to the second clamp head 53, the measuring claws of the vernier caliper body 9 are broken off, and the measuring claws are corrected.
The adjusting mechanism 8 comprises two first connecting shafts 81 and two second connecting shafts 82, the two first connecting shafts 81 are respectively connected to the two first gauge blocks 3, the second connecting shafts 82 are respectively connected to the two second gauge blocks 4, the middle parts of the adjacent first connecting shafts 81 and second connecting shafts 82 are connected with telescopic rods 83, the telescopic rods 83 are connected with two crossed electric push rods 84, the telescopic rods 83 and the electric push rods 84 are used for connecting the two first gauge blocks 3 and the two second gauge blocks 4, the first gauge blocks 3 and the second gauge blocks 4 are synchronously adjusted, the positions of the first gauge blocks 3 and the second gauge blocks 4 are determined, and the widths of the vernier caliper body 9 are compared through the widths set by the first gauge blocks 3 and the second gauge blocks 4, so that the vernier caliper body 9 is verified.
The telescopic rod 83 comprises two supporting rods 831 which are symmetrical in center, the two supporting rods 831 are connected with the first connecting shaft 81 or the second connecting shaft 82, the pin rods 832 are installed at the bottom ends of the supporting rods 831, the same connecting sleeve 833 is sleeved at the middle parts of the two pin rods 832, a spring 834 is connected between the connecting sleeve 833 and the supporting rods 831, the telescopic rods 83 are convenient to move in cooperation with the first gauge block 3 and the second gauge block 4, the two telescopic rods 83 are used in parallel and equal in length, and the difference value between the front and the rear of the adjustment of the two first gauge blocks 3 and the difference value between the front and the rear of the adjustment of the second gauge block 4 are always consistent.
Specifically, this slide caliper calibrating device is when using: the inner measuring claw of the vernier caliper body 9 is aligned with the second gauge block 4, the outer measuring claw is aligned with the first gauge block 3, whether the vernier caliper body 9 is calibrated by simultaneously matching between the second gauge block 4 and the first gauge block 3 and the inner and outer measuring claws of the vernier caliper body 9 or not is judged, the bottom ends of the first gauge block 3 and the second gauge block 4 penetrate through the top plate 21 and are installed inside the bottom plate 22, the first sliding block 32 and the second sliding block 42 slide in the middle of the sliding groove 24 formed in the upper surface of the bottom plate 22, meanwhile, the first gauge block 3 and the second gauge block 4 are connected through the adjusting mechanism 8, the telescopic rod 83 connects the first gauge block 3 and the second gauge block 4 and then carries out connection of two telescopic rods 83 through the crossed electric push rod 84, the width between the two second gauge blocks 4 and the first measuring claw is adjusted in the telescopic process of the electric push rod 84, the vernier caliper body 9 is changed, the correction mechanism 5 is arranged above the first gauge block 3 and the second gauge block 4, the unqualified vernier caliper body 9 reaches one side of the measuring claw 5 through the cushion block 6 after the upward movement, the inner measuring claw and the outer measuring claw of the measuring claw is corrected, or the outer deformation of the measuring claw is reduced, and the inner measuring claw of the measuring claw is corrected, and the error of the error is measured.
The above embodiments are only for illustrating the present application, and are not limiting of the present application. While the application has been described in detail with reference to the embodiments, those skilled in the art will appreciate that various combinations, modifications, and substitutions can be made thereto without departing from the spirit and scope of the application as defined in the appended claims.
Claims (7)
1. Vernier caliper calibrating device, including detecting platform (1), its characterized in that: the detection device comprises a detection table (1), wherein a base (2) is embedded and installed on the upper end face of the detection table (1), a first gauge block (3) and a second gauge block (4) are slidably installed in the middle of the base (2), the bottom ends of the first gauge block (3) and the second gauge block (4) penetrate through the base (2) and are connected with a same adjusting mechanism (8), a cushion block (6) is installed on one side of the detection table (1), a vernier caliper body (9) is erected on the upper surface of the cushion block (6), two inner measuring claws of the vernier caliper body (9) are respectively clamped on the inner side of the second gauge block (4), two outer measuring claws of the vernier caliper body (9) are clamped on the outer side of the first gauge block (3), a supporting frame (7) is installed on one side of the detection table (1), and a correcting mechanism (5) is connected with the upper end of the supporting frame (7);
the adjusting mechanism (8) comprises two first connecting shafts (81) and two second connecting shafts (82), the two first connecting shafts (81) are respectively connected to the two first gauge blocks (3), the second connecting shafts (82) are respectively connected to the two second gauge blocks (4), telescopic rods (83) are connected to the middle parts of the adjacent first connecting shafts (81) and second connecting shafts (82), and the telescopic rods (83) are connected with two crossed electric push rods (84);
the telescopic rod (83) comprises two supporting rods (831) which are centrosymmetric, the two supporting rods (831) are connected with a first connecting shaft (81) and a second connecting shaft (82), a pin rod (832) is arranged at the bottom end of each supporting rod (831), the middle parts of the two pin rods (832) are sleeved with the same connecting sleeve (833), and a spring (834) is connected between the connecting sleeve (833) and the supporting rods (831).
2. The vernier caliper calibration device of claim 1, wherein: the base (2) comprises a top plate (21) and a bottom plate (22), the top plate (21) is covered above the bottom plate (22), square grooves (23) penetrating through are formed in two sides of the top plate (21), sliding grooves (24) are formed in two sides of the bottom plate (22), and the sliding grooves (24) are right opposite to the lower sides of the square grooves (23).
3. A vernier caliper calibration device as defined in claim 2, wherein: the first gauge block (3) comprises two symmetrical O-shaped gauge blocks (31), a first sliding block (32) is arranged at the bottom end of each O-shaped gauge block (31), the lower part of each O-shaped gauge block (31) is sleeved in a square groove (23) on one side, and the first sliding block (32) is sleeved in a sliding groove (24) on one side.
4. A vernier caliper calibration device as defined in claim 2, wherein: the second gauge block (4) comprises two symmetrical L-shaped gauge blocks (41), a second sliding block (42) is arranged at the bottom end of each L-shaped gauge block (41), the lower part of each L-shaped gauge block (41) is sleeved in a square groove (23) on the other side, and the second sliding block (42) is sleeved in a sliding groove (24) on the other side.
5. The vernier caliper calibration device of claim 1, wherein: the cushion block (6) comprises a cushion plate (61), and a plurality of air cylinders (62) are connected to the bottom of the cushion plate (61).
6. The vernier caliper calibration device of claim 1, wherein: the support frame (7) comprises a connecting support (71) fixed on the detection table (1), the upper end of the connecting support (71) is connected with a connecting plate (72), a parallel screw rod (73) is erected above the connecting plate (72), and a motor (74) is installed at the outer end of the screw rod (73).
7. The vernier caliper calibration device as defined in claim 6 wherein: the correcting mechanism (5) comprises a threaded sleeve (51), the threaded sleeve (51) is installed on a screw rod (73) in a threaded mode, a first clamp head (52) and a second clamp head (53) are symmetrically connected to two ends of the threaded sleeve (51), and a hydraulic push rod (54) is connected to the middle portions of the first clamp head (52) and the second clamp head (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310907853.2A CN116625189B (en) | 2023-07-24 | 2023-07-24 | Vernier caliper calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310907853.2A CN116625189B (en) | 2023-07-24 | 2023-07-24 | Vernier caliper calibrating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116625189A CN116625189A (en) | 2023-08-22 |
| CN116625189B true CN116625189B (en) | 2023-10-03 |
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ID=87617441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310907853.2A Active CN116625189B (en) | 2023-07-24 | 2023-07-24 | Vernier caliper calibrating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN116625189B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3505741A (en) * | 1967-12-12 | 1970-04-14 | Hans Meyer | Caliper rule |
| CN101210793A (en) * | 2006-12-29 | 2008-07-02 | 本溪钢铁(集团)有限责任公司 | Multifunctional calipers |
| CN102486363A (en) * | 2010-12-01 | 2012-06-06 | 瓦房店轴承砂轮制造有限公司 | Dedicated ruler for measuring width and position of spring clamping slots of constant-speed central fork |
| CN104259258A (en) * | 2014-09-28 | 2015-01-07 | 王松 | Simple automobile body metal plate stretching correction device |
| CN104344773A (en) * | 2014-11-17 | 2015-02-11 | 武汉市市政建设集团有限公司 | Vernier caliper |
| CN206247965U (en) * | 2016-12-01 | 2017-06-13 | 中国人民解放军第五七二一工厂 | A kind of slide measure internal measure-hand registration degree of accuracy detection tool |
| CN108500858A (en) * | 2018-04-17 | 2018-09-07 | 芜湖天梦信息科技有限公司 | A kind of bench vice of correction part |
| CN212620413U (en) * | 2020-07-31 | 2021-02-26 | 深圳市博远检测技术有限公司 | Digital display caliper calibrating device |
-
2023
- 2023-07-24 CN CN202310907853.2A patent/CN116625189B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3505741A (en) * | 1967-12-12 | 1970-04-14 | Hans Meyer | Caliper rule |
| CN101210793A (en) * | 2006-12-29 | 2008-07-02 | 本溪钢铁(集团)有限责任公司 | Multifunctional calipers |
| CN102486363A (en) * | 2010-12-01 | 2012-06-06 | 瓦房店轴承砂轮制造有限公司 | Dedicated ruler for measuring width and position of spring clamping slots of constant-speed central fork |
| CN104259258A (en) * | 2014-09-28 | 2015-01-07 | 王松 | Simple automobile body metal plate stretching correction device |
| CN104344773A (en) * | 2014-11-17 | 2015-02-11 | 武汉市市政建设集团有限公司 | Vernier caliper |
| CN206247965U (en) * | 2016-12-01 | 2017-06-13 | 中国人民解放军第五七二一工厂 | A kind of slide measure internal measure-hand registration degree of accuracy detection tool |
| CN108500858A (en) * | 2018-04-17 | 2018-09-07 | 芜湖天梦信息科技有限公司 | A kind of bench vice of correction part |
| CN212620413U (en) * | 2020-07-31 | 2021-02-26 | 深圳市博远检测技术有限公司 | Digital display caliper calibrating device |
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| Publication number | Publication date |
|---|---|
| CN116625189A (en) | 2023-08-22 |
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