CN213765587U - Tool for calibrating large-scale vernier caliper - Google Patents
Tool for calibrating large-scale vernier caliper Download PDFInfo
- Publication number
- CN213765587U CN213765587U CN202022973789.2U CN202022973789U CN213765587U CN 213765587 U CN213765587 U CN 213765587U CN 202022973789 U CN202022973789 U CN 202022973789U CN 213765587 U CN213765587 U CN 213765587U
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- clamping jaw
- sliding
- clamping
- connecting rod
- fixed
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Abstract
The utility model discloses a large-scale slide caliper's of calibration frock. Which comprises a base, a slide rail groove is arranged in the base along the length direction of the base, a fixed clamping mechanism is fixedly arranged at one end of the base, a plurality of sliding clamping mechanisms are arranged in the slide rail groove in a sliding manner, the fixed clamping mechanism and the sliding clamping mechanism respectively comprise a chuck device, the chuck device comprises a chuck seat and a fixed clamping jaw, the movable clamping jaw is of a circular plate structure, the clamping jaw seat is provided with a threaded through hole, the clamping jaw adjusting rod is provided with external threads and is matched with the threaded through hole of the clamping jaw seat, one end of the clamping jaw adjusting rod is connected with the movable clamping jaw, the fixed clamping jaw is fixed on the clamping jaw seat, the other end of the clamping jaw adjusting rod is connected with a hand wheel, the lower portion of the clamping jaw seat of the fixed clamping mechanism is connected with a first connecting rod, the lower end of the first connecting rod is connected with a base, the lower portion of the clamping jaw seat of each sliding clamping mechanism is connected with a second connecting rod, and the lower end of the second connecting rod is connected with a sliding block which is arranged in the sliding rail groove in a sliding mode.
Description
Technical Field
The utility model relates to a calibration slide caliper's frock, especially a frock for calibrating large-scale slide caliper.
Background
When a large vernier caliper is calibrated, the vernier caliper is long (the length can reach 8 meters) and heavy, so that an operator is difficult to operate the large vernier caliper in the calibration process, the accuracy of a calibration result is affected, and the calibration work efficiency is low.
Disclosure of Invention
To the above-mentioned defect that exists among the prior art, the utility model provides a simple structure, can effectively carry out the large-scale slide caliper's of calibration frock to large-scale slide caliper.
The utility model discloses a realize through following technical scheme: the utility model provides a large-scale slide caliper's of calibration frock, characterized by: the clamping device comprises a base, a slide rail groove is arranged in the base along the length direction of the base, a fixed clamping mechanism is fixedly arranged at one end of the base, a plurality of sliding clamping mechanisms are arranged in the slide rail groove in a sliding manner, the fixed clamping mechanism and the sliding clamping mechanisms respectively comprise a chuck device, the chuck device comprises a chuck seat, a fixed clamping jaw, a movable clamping jaw and a clamping jaw adjusting rod, the movable clamping jaw is of a circular plate structure, the chuck seat is provided with a horizontally arranged threaded through hole, the clamping jaw adjusting rod is provided with an external thread and is matched with the threaded through hole of the chuck seat, one end of the clamping jaw adjusting rod is connected with the movable clamping jaw, the fixed clamping jaw and the movable clamping jaw are oppositely arranged and fixed on the chuck seat, the other end of the clamping jaw adjusting rod is connected with a hand wheel, and the lower part of the chuck seat of the fixed clamping mechanism is connected with a first connecting rod, the lower end of the first connecting rod is connected with the base, the lower part of the chuck seat of each sliding clamping mechanism is connected with a second connecting rod, and the lower end of the second connecting rod is connected with a sliding block which is arranged in the sliding rail groove in a sliding mode; the clamping surfaces of the fixed clamping mechanism and the fixed clamping jaw of the sliding clamping mechanism are flush.
The utility model discloses during the use, vernier caliper's fixed measurement claw end passes through the utility model discloses a fixed clamping mechanism's chuck device presss from both sides tightly, and vernier caliper's the chuck device of a plurality of slip clamping mechanism of blade part accessible presss from both sides tightly. The clamping surfaces of the fixed clamping jaws of the fixed clamping mechanism and the sliding clamping mechanism are used as the ruler body positioning surface of the vernier caliper. After the fixing is finished, the calibration operation of the vernier caliper can be carried out. In the calibration process, when the movable measuring jaw is moved and the clamping part of the sliding clamping mechanism needs to be replaced, the hand wheel of the corresponding sliding clamping mechanism can be rotated to open the movable clamping jaw, then the sliding clamping mechanism is moved to the next clamping part, and the hand wheel of the sliding clamping mechanism is rotated to clamp the ruler body by the movable clamping jaw.
Furthermore, in order to ensure the movement of the sliding clamping mechanism and the working reliability of the tool, the slide rail groove is a dovetail groove, and the slide block is a dovetail slide block. The dovetail groove is matched with the dovetail-shaped sliding block, so that the installation and the replacement of the sliding clamping mechanism are facilitated.
Further, in order to be convenient for fixing vernier calipers of different specifications, a height adjusting sleeve is fixedly arranged at the upper part of the base, the lower end of a first connecting rod of the fixed clamping mechanism is movably inserted into the height adjusting sleeve, and the first connecting rod and the height adjusting sleeve are locked through a locking mechanism; the sliding block is provided with a jack, the lower end of the second connecting rod is movably inserted into the jack of the sliding block, and the second connecting rod and the sliding block are locked through a locking mechanism. According to vernier calipers with different specifications, the heights of the fixed clamping mechanism and the sliding clamping mechanism can be properly adjusted, so that the tool can adapt to the calibration of vernier calipers with various specifications.
The utility model has the advantages that: the utility model discloses simple structure can effectively fix slide caliper through fixed clamping mechanism and slip clamping mechanism. In the calibration process, when the clamping part of the sliding clamping mechanism needs to be replaced, the corresponding sliding clamping mechanism can be conveniently loosened and then moved to the next clamping part for clamping, the clamping part of the vernier caliper is flexibly selected, and the sliding clamping mechanism is flexibly and conveniently moved. The utility model discloses fixed reliable to slide caliper, convenient operation can change the centre gripping position through removing the slip clamping mechanism in a flexible way conveniently to satisfy calibration operation demand. Utilize the utility model discloses calibrate large-scale slide caliper, easy operation, flexibility can improve calibration work efficiency greatly, improve the calibration precision.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic right-side view of FIG. 1;
in the figure, the clamping device comprises a base 1, a base 2, a fixed clamping mechanism 21, a first connecting rod 22, a height adjusting sleeve 23, a locking screw of the fixed clamping mechanism 3, a sliding clamping mechanism 31, a second connecting rod 32, a sleeve portion 33, a sliding block 34, a locking screw of the sliding clamping mechanism 4, a sliding rail groove 5, a hand wheel 6, a clamping head seat 7, a fixed clamping jaw 8, a clamping jaw adjusting rod 9 and a movable clamping jaw.
Detailed Description
The invention will now be further described by way of non-limiting examples with reference to the accompanying drawings:
as shown in the attached drawings, the tool for calibrating the large vernier caliper comprises a base 1, a slide rail groove 4 is formed in the base 1 along the length direction of the base, a fixed clamping mechanism 2 is fixedly arranged at one end of the base 1, and a plurality of sliding clamping mechanisms 3 are arranged in the slide rail groove 4 in a sliding mode. The utility model provides a fixed clamping mechanism and slip clamping mechanism all include the chuck device of isostructure, the chuck device includes chuck seat 6, fixed clamping jaw 7, activity clamping jaw 9, clamping jaw regulation pole 8, wherein, activity clamping jaw 9 is the circular slab structure, and the tight face of clamp of fixed clamping jaw 7 is the plane. The utility model discloses a clamping jaw structure, including clamping jaw seat 6, clamping jaw regulation pole 8, fixed clamping jaw 7, movable clamping jaw 9, clamping jaw seat 6 is equipped with the screw thread through-hole that the level set up, clamping jaw regulation pole 8 has the external screw thread, clamping jaw regulation pole 8 with the screw thread through-hole cooperation of clamping jaw seat 6, the both ends of clamping jaw regulation pole 8 expose at clamping jaw seat 6 outsidely, the one end of clamping jaw regulation pole 8 with the central fixed connection of movable clamping jaw 9, fixed clamping jaw 7 with movable clamping jaw 9 sets up relatively, and fixed clamping jaw 7 is fixed on clamping jaw seat 6, is connected with hand wheel 5 at the other end of clamping jaw regulation pole 8. The lower part of the clamping head seat of the fixed clamping mechanism 2 is connected with a first connecting rod 21, and the lower end of the first connecting rod 21 is connected with the base 1. Each sliding clamping mechanism comprises a chuck device, a sliding block 33 and a second connecting rod 31, wherein the sliding block 33 is arranged in a sliding rail groove 4 of the base 1 in a sliding mode, the upper end of the second connecting rod is fixedly connected with the lower portion of a chuck seat 6 of the chuck device, and the lower end of the second connecting rod 31 is connected with the sliding block 33 arranged in the sliding rail groove 4 in a sliding mode. In order to ensure that the ruler body is positioned when the vernier caliper is clamped, the clamping surfaces of the fixed clamping jaw of the fixed clamping mechanism and the fixed clamping jaw of the sliding clamping mechanism are parallel and level.
The utility model provides a slide rail groove 4 can adopt any structural style among the prior art, for the operational reliability who guarantees slide clamping mechanism's removal and frock, prefers in this embodiment slide rail groove 4 is the dovetail, slider 33 dovetail slider. Through the cooperation of dovetail groove and dovetail slider, both can guarantee the removal reliability of slider, simultaneously, also be convenient for the installation and the change of slip clamping mechanism.
In order to facilitate the fixing of vernier calipers suitable for different specifications, the fixed clamping mechanism and the sliding clamping mechanism are both set to be height-adjustable structures in the embodiment. The method specifically comprises the following steps: a height adjusting sleeve 22 is fixedly arranged at the upper part of the base 1, the lower end of a first connecting rod 21 of the fixed clamping mechanism is movably inserted into the height adjusting sleeve 22, a locking screw 23 is arranged on the height adjusting sleeve 22, and the first connecting rod 21 and the height adjusting sleeve 22 are locked through the locking screw 23. When the height is adjusted, the locking screw 23 is loosened, the height of the first connecting rod 21 can be adjusted, and then the locking screw 23 is locked. The slide block 33 is provided with an insertion hole, the lower end of the second connecting rod 31 is movably inserted into the insertion hole of the slide block 33, in order to ensure the reliable connection between the second connecting rod 31 and the slide block 33, in this embodiment, a sleeve portion 32 is provided at the insertion hole of the slide block 33, a locking screw 34 is provided on the sleeve portion 32, and the second connecting rod 31 and the slide block 33 are locked by the locking screw 34. When the height is adjusted, the locking screw 34 is loosened, the height of the second connecting rod 31 can be adjusted, and then the locking screw 34 is locked.
Utilize the utility model discloses when carrying out vernier caliper's calibration, press from both sides tight through the chuck device of fixed clamping mechanism 2 with the fixed quantity claw end of vernier caliper blade, vernier caliper's blade part presss from both sides tightly through the chuck device of a plurality of slip clamping mechanism 3. The clamping surfaces of the fixed clamping jaws of the fixed clamping mechanism and the sliding clamping mechanism are used as the ruler body positioning surface of the vernier caliper. The body of the vernier caliper is arranged between the fixed clamping jaw 7 and the movable clamping jaw 9 of the chuck device, the movable clamping jaw 9 moves towards the fixed clamping jaw 7 to clamp the body of the vernier caliper by rotating the hand wheel 5 of each chuck device, and after the body of the vernier caliper is fixed, the calibration operation of the vernier caliper can be carried out. In the calibration process, when the movable measuring jaw of the vernier caliper is moved and the clamping part of the sliding clamping mechanism 3 needs to be replaced, the hand wheel 5 of the corresponding sliding clamping mechanism can be rotated to open the movable clamping jaw 9, then the sliding clamping mechanism 3 is moved to the next clamping part, and the hand wheel 5 of the sliding clamping mechanism is rotated to enable the movable clamping jaw 9 to clamp the caliper body. And after the calibration is finished, loosening the movable clamping jaws of the clamping head devices to take down the vernier caliper.
Other parts in this embodiment are the prior art, and are not described herein again.
Claims (3)
1. The utility model provides a large-scale slide caliper's of calibration frock, characterized by: comprises a base (1), a slide rail groove (4) is arranged in the base (1) along the length direction thereof, wherein one end of the base (1) is fixedly provided with a fixed clamping mechanism, a plurality of sliding clamping mechanisms are arranged in the slide rail groove (4) in a sliding manner, the fixed clamping mechanism and the sliding clamping mechanisms comprise chuck devices, each chuck device comprises a chuck seat (6), a fixed clamping jaw (7), a movable clamping jaw (9) and a clamping jaw adjusting rod (8), the movable clamping jaw (9) is of a circular plate structure, the chuck seat (6) is provided with a threaded through hole which is horizontally arranged, the clamping jaw adjusting rod (8) is provided with external threads and is matched with the threaded through hole of the chuck seat (6), one end of the clamping jaw adjusting rod (8) is connected with the movable clamping jaw (9), the fixed clamping jaw (7) and the movable clamping jaw (9) are oppositely arranged and fixed on the chuck seat (6), the other end of the clamping jaw adjusting rod (8) is connected with a hand wheel (5), the lower part of a clamping head seat of the fixed clamping mechanism is connected with a first connecting rod (21), the lower end of the first connecting rod (21) is connected with the base (1), the lower part of the clamping head seat of each sliding clamping mechanism is connected with a second connecting rod (31), and the lower end of each second connecting rod (31) is connected with a sliding block (33) which is arranged in the sliding rail groove (4) in a sliding mode; the clamping surfaces of the fixed clamping mechanism and the fixed clamping jaw of the sliding clamping mechanism are flush.
2. The tool for calibrating the large-scale vernier caliper according to claim 1, wherein: the slide rail groove (4) is a dovetail groove, and the sliding block (33) is a dovetail-shaped sliding block.
3. A tool for calibrating a large vernier caliper according to claim 1 or 2, wherein: a height adjusting sleeve (22) is fixedly arranged at the upper part of the base (1), the lower end of a first connecting rod (21) of the fixed clamping mechanism is movably inserted into the height adjusting sleeve (22), and the first connecting rod (21) and the height adjusting sleeve (22) are locked through a locking mechanism; the sliding block (33) is provided with an insertion hole, the lower end of the second connecting rod (31) is movably inserted into the insertion hole of the sliding block (33), and the second connecting rod (31) and the sliding block (33) are locked through a locking mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022973789.2U CN213765587U (en) | 2020-12-11 | 2020-12-11 | Tool for calibrating large-scale vernier caliper |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022973789.2U CN213765587U (en) | 2020-12-11 | 2020-12-11 | Tool for calibrating large-scale vernier caliper |
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CN213765587U true CN213765587U (en) | 2021-07-23 |
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CN202022973789.2U Expired - Fee Related CN213765587U (en) | 2020-12-11 | 2020-12-11 | Tool for calibrating large-scale vernier caliper |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115042106A (en) * | 2022-06-16 | 2022-09-13 | 盐城工学院 | Positioning and clamping mechanism with double scales and capable of accurately adjusting set length |
-
2020
- 2020-12-11 CN CN202022973789.2U patent/CN213765587U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115042106A (en) * | 2022-06-16 | 2022-09-13 | 盐城工学院 | Positioning and clamping mechanism with double scales and capable of accurately adjusting set length |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210723 Termination date: 20211211 |
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CF01 | Termination of patent right due to non-payment of annual fee |