Auxiliary tool for calibrating vernier caliper

Abstract

The utility model discloses an auxiliary tool for vernier caliper verification, which belongs to the technical field of vernier caliper verification, and comprises two fixing mechanisms which are arranged on the surface of a support frame, each fixing mechanism comprises two fixing plates which are arranged on the surface of the support frame, and the fixing plates are arranged on the surface of the support frame. The two fixing plates are both arranged on the upper surface of the supporting frame. The number of the rubber pads is two, and the outer surfaces of the two rubber pads are fixedly connected to the opposite sides of the fixing plate; the stroke assembly is arranged on the lower surface of the fixing plate; according to the utility model, through the arrangement of the fixing mechanism, the problems that a vernier caliper and a gauge block need to be manually limited by a worker in the whole course in a common verification process, the limitation is relatively unstable, and certain errors exist if slight deviation occurs are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vernier caliper inspection technical field especially, it is related to a kind of vernier caliper inspection auxiliary tool. BACKGROUND

[0002] Vernier caliper inspection is the key process to ensure its measurement accuracy, through the appearance, the interaction of each component is checked, and the strict measurement of the index such as measurement surface flatness, parallelism, according to national metrological verification regulation, using gauge block and other standard instruments, judge whether the caliper meets the accuracy requirement, guarantee measurement result reliable.

[0003] Common vernier caliper inspection on market is by professional staff, manually take vernier caliper and gauge block, and gauge block is clamped by outer measuring claw on vernier caliper, to carry out inspection, the inspection process needs staff to manually limit vernier caliper and gauge block, it is relatively unstable, if slightly deviates, there is certain error. UTILITY MODEL CONTENTS

[0004] In view of the problems in the prior art, the utility model provides a kind of vernier caliper inspection auxiliary tool, with the advantage of limiting vernier caliper and gauge block, solve the common inspection process needs staff to manually limit vernier caliper and gauge block, it is relatively unstable, if slightly deviates, there is certain error problem.

[0005] The utility model is realized in this way, a kind of vernier caliper inspection auxiliary tool, including:

[0006] Support frame;

[0007] Fixing mechanism: the fixing mechanism is provided with two, two the fixing mechanism is all set up in the support frame surface, the fixing mechanism includes:

[0008] Fixed plate: the fixed plate is provided with two, two the fixed plate is all set up on the support frame upper surface;

[0009] Rubber pad: the rubber pad is provided with two, two the rubber pad outer surface is all fixedly connected to the fixed plate opposite side;

[0010] Stroke assembly: the stroke assembly is set up in the fixed plate lower surface;

[0011] Driving assembly: the driving assembly is set up in the stroke assembly outside.

[0012] As the utility model is preferred, the stroke assembly includes:

[0013] Stroke column: the stroke column is provided with two, two the stroke column upper end surface is fixedly connected to the fixed plate lower surface;

[0014] Support: The support is arranged inside the support frame;

[0015] Travel groove: The travel groove is provided with two, two travel grooves are opened on the upper surface of the support, and the inner wall of the travel groove is in sliding connection with the outer surface of the travel column.

[0016] As preferred by the utility model, the support frame surface is provided with a limiting groove, the limiting groove is provided with two, and the inner wall of the two limiting grooves is in sliding connection with the outer surface of the travel column.

[0017] As preferred by the utility model, the driving assembly comprises:

[0018] Driving piece: The driving piece penetrates the side wall of the support frame, and one end of the driving piece close to the support is fixedly connected to the outer surface of the support;

[0019] Extension spring: The extension spring is sleeved on the outer surface of the driving piece, one end of the extension spring close to the driving piece is fixedly connected to the outer surface of the driving piece, and one end of the extension spring close to the support frame is fixedly connected to the outer surface of the support frame.

[0020] As preferred by the utility model, the first sliding groove is arranged on the inner wall of the support frame, and the inner wall of the first sliding groove is in sliding connection with the upper surface of the right support.

[0021] As preferred by the utility model, the lower surface of the left support is provided with a transmission assembly, and the transmission assembly comprises:

[0022] Transmission block: The upper surface of the transmission block is in sliding connection with the lower surface of the left support;

[0023] Threaded rod: The outer surface of the threaded rod is rotatably connected to the inside of the transmission block through threads;

[0024] Driving rod: The rear end surface of the driving rod is fixedly connected to the front end surface of the threaded rod;

[0025] Fixing piece: The fixing piece is provided with two, the inside of the two fixing pieces is rotatably connected with the outer surface of the threaded rod through bearings, and the lower surface of the fixing piece is fixedly connected to the inner wall of the support frame.

[0026] As preferred by the utility model, the second sliding groove is arranged on the inner wall of the support frame, and the inner wall of the second sliding groove is in sliding connection with the lower surface of the transmission block.

[0027] Compared with the prior art, the utility model has the beneficial effects as follows:

[0028] 1. The utility model discloses a fixed mechanism, limit groove and first sliding groove are set up through setting, through the drive element of pushing, drive element extrusion telescopic spring, and telescopic spring produces the elasticity, simultaneously, drive element can drive support piece and move to the inside of support frame along the inner wall of first sliding groove, and support piece extrudes stroke column through the stroke groove, and stroke column can drive fixed plate and move to the outside, until the interval between fixed plate is greater than the width of vernier caliper or the length of gauge block, namely, can, and then, make fixed plate and move back, and fixed plate drives rubber pad, and makes rubber pad and vernier caliper or gauge block outer surface closely fit, reach the effect that the vernier caliper and gauge block are limited, and increase the stability when checking.

[0029] 2. The utility model discloses drive rod, drive rod can drive screw rod and rotate, and screw rod can drive transmission block and move to the front side along the inner wall of second sliding groove through thread, and transmission block can drive fixed mechanism on the upper surface and move together, until gauge block and left side's outer measuring claw fit, reached the effect that the gauge block is moved to the specified position manually, and the adhesion of gauge block and left side's outer measuring claw is increased. DRAWINGS

[0030] Figure 1 It is the three-dimensional structure schematic diagram that the utility model embodiment provides;

[0031] Figure 2 It is the three-dimensional structure schematic diagram of fixed mechanism partial that the utility model embodiment provides;

[0032] Figure 3 It is the explosion schematic diagram of stroke component and first sliding groove that the utility model embodiment provides;

[0033] Figure 4 It is the explosion schematic diagram of transmission assembly and second sliding groove that the utility model embodiment provides.

[0034] In the drawing: 1, support frame;2, fixed mechanism;210, fixed plate;220, rubber pad;230, stroke component;231, stroke column;232, support piece;233, stroke groove;240, drive assembly;241, drive element;242, telescopic spring;3, limit groove;4, first sliding groove;5, transmission assembly;501, transmission block;502, screw rod;503, drive rod;504, fixed piece;6, second sliding groove. DETAILED DESCRIPTION

[0035] In order to further understand the invention content, characteristics and efficacy of the utility model, the following examples are cited, and are described in detail as follows with the drawings.

[0036] The structure of the utility model is described in detail below in combination with the drawings.

[0037] As Figures 1 to 4 shown, the utility model discloses a vernier caliper's auxiliary tool of checking, including:

[0038] Support frame 1 is provided with two fixed mechanisms 2, and the two fixed mechanisms 2 are arranged on the surface of support frame 1, and the fixed mechanism 2 includes:

[0039] Fixed plate 210 is provided with two, and the two fixed plates 210 are arranged on the upper surface of support frame 1;

[0040] Rubber pad 220 is provided with two, and the outer surface of the two rubber pads 220 is fixedly connected to the opposite side of fixed plate 210;

[0041] Stroke assembly 230 is arranged on the lower surface of fixed plate 210;

[0042] Drive assembly 240 is arranged on the outer side of stroke assembly 230.

[0043] Reference As shown in the figure, stroke assembly 230 includes:

[0044] Figure 3 Stroke column 231 is provided with two, and the upper end surface of the two stroke columns 231 is fixedly connected to the lower surface of fixed plate 210;

[0045] Supporting piece 232 is arranged in the inside of support frame 1;

[0046] Stroke slot 233 is provided with two, and the two stroke slots 233 are arranged on the upper surface of supporting piece 232, and the inner wall of stroke slot 233 and the outer surface of stroke column 231 are in sliding connection.

[0047] The above scheme is adopted: supporting piece 232 moves to the inside of support frame 1, and supporting piece 232 extrudes stroke column 231 through stroke slot 233, so that stroke column 231 slides outward along the inner wall of stroke slot 233, and stroke column 231 can drive fixed plate 210 to move outward together until the distance between fixed plate 210 is greater than the width of vernier caliper or the length of gauge block, that is, the vernier caliper and gauge block can be placed between fixed plate 210, then fixed plate 210 is moved back, and fixed plate 210 drives rubber pad 220 to tightly fit rubber pad 220 with the outer surface of vernier caliper or gauge block, so as to realize the function of fixing vernier caliper or gauge block.

[0048] Reference

[0049] As shown in the figure, stroke assembly 230 includes: Figure 1As shown, the support frame 1 is provided with a limiting groove 3, and the two limiting grooves 3 are in sliding connection with the outer surface of the stroke column 231.

[0050] By the above scheme, the limiting groove 3 mainly provides a moving space for the stroke column 231.

[0051] Reference Figure 2 As shown, the driving assembly 240 comprises:

[0052] The driving piece 241 penetrates through the side wall of the support frame 1, and one end of the driving piece 241 close to the support piece 232 is fixedly connected to the outer surface of the support piece 232.

[0053] The telescopic spring 242 is sleeved on the outer surface of the driving piece 241, one end of the telescopic spring 242 close to the driving piece 241 is fixedly connected to the outer surface of the driving piece 241, and the other end of the telescopic spring 242 close to the support frame 1 is fixedly connected to the outer surface of the support frame 1.

[0054] By the above scheme, in order to make the support piece 232 move, the driving piece 241 is pushed to extrude the telescopic spring 242, so that the telescopic spring 242 generates elastic force, and at the same time, the driving piece 241 can drive the support piece 232 to move.

[0055] Reference Figure 3 As shown, the first sliding groove 4 is arranged in the inner wall of the support frame 1, and the inner wall of the first sliding groove 4 is in sliding connection with the upper surface of the right support piece 232.

[0056] By the above scheme, the first sliding groove 4 mainly provides a moving path for the right support piece 232.

[0057] Reference Figure 4 As shown, the lower surface of the left support piece 232 is provided with a transmission assembly 5, and the transmission assembly 5 comprises:

[0058] The transmission block 501 is in sliding connection with the lower surface of the left support piece 232.

[0059] The threaded rod 502 is in threaded rotation connection with the inside of the transmission block 501.

[0060] The driving rod 503 is fixedly connected to the front end surface of the threaded rod 502.

[0061] The fixing piece 504 is provided with two, and the inside of the two fixing pieces 504 is in bearing rotation connection with the outer surface of the threaded rod 502, and the lower surface of the fixing piece 504 is fixedly connected to the inside of the support frame 1.

[0062] Adopting the above scheme: in order to make the gauge block close to the outer measuring claw of the vernier caliper and be attached to the left outer measuring claw, the driving rod 503 can drive the threaded rod 502 to rotate, the threaded rod 502 can drive the transmission block 501 to move along the inner wall of the second sliding groove 6 to the front side through the thread, and the transmission block 501 can drive the upper surface of the fixing mechanism 2 to move together until the gauge block is attached to the left outer measuring claw.

[0063] Reference Figure 4 As shown, the inner wall of the support frame 1 is provided with a second sliding groove 6, and the inner wall of the second sliding groove 6 is in sliding connection with the lower surface of the transmission block 501.

[0064] Adopting the above scheme: the second sliding groove 6 mainly provides a moving path for the movement of the transmission block 501.

[0065] Working principle of the utility model:

[0066] In use, the driving member 241 is pushed to extrude the telescopic spring 242, so that the telescopic spring 242 generates elastic force, and simultaneously, the driving member 241 can drive the supporting member 232 to move along the inner wall of the first sliding groove 4 to the inner side of the support frame 1, the supporting member 232 extrudes the stroke column 231 through the stroke groove 233, so that the stroke column 231 slides along the inner wall of the stroke groove 233 to the outside, the stroke column 231 can drive the fixing plate 210 to move together to the outside until the distance between the fixing plate 210 is greater than the width of the vernier caliper or the length of the gauge block, that is, the vernier caliper and the gauge block can be placed between the fixing plate 210, then the fixing plate 210 is moved back, the fixing plate 210 drives the rubber pad 220, so that the rubber pad 220 is tightly attached to the outer surface of the vernier caliper or the gauge block, finally, the driving rod 503 is rotated, the driving rod 503 can drive the threaded rod 502 to rotate, the threaded rod 502 can drive the transmission block 501 to move along the inner wall of the second sliding groove 6 to the front side through the thread, and the transmission block 501 can drive the fixing mechanism 2 on the upper surface to move together until the gauge block is attached to the left outer measuring claw, so that the length value of the vernier caliper can be determined.

[0067] In summary: the auxiliary tool for vernier caliper determination is provided with the support frame 1, the fixing mechanism 2, the limiting groove 3, the first sliding groove 4, the transmission assembly 5 and the second sliding groove 6, so that the common determination process needs the staff to manually limit the vernier caliper and the gauge block, which is relatively unstable, and if there is a slight deviation, there is a certain error.

[0068] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0069] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A vernier caliper verification aid, characterized by, Include: Support frame (1); Fixing mechanism (2): the fixing mechanism (2) is provided with two, two fixing mechanisms (2) are arranged on the surface of the support frame (1), the fixing mechanism (2) comprises: Fixed plate (210): the fixed plate (210) is provided with two, two fixed plates (210) are arranged on the upper surface of the support frame (1); Rubber pad (220): the rubber pad (220) is provided with two, the outer surface of the two rubber pads (220) is fixedly connected to the opposite side of the fixed plate (210); Stroke assembly (230): the stroke assembly (230) is arranged on the lower surface of the fixed plate (210); Drive assembly (240): the drive assembly (240) is arranged on the outer side of the stroke assembly (230).

2. A vernier caliper verification aid as claimed in claim 1, wherein: The stroke assembly (230) comprises: Stroke column (231): the stroke column (231) is provided with two, and the upper end surface of the two stroke columns (231) is fixedly connected to the lower surface of the fixed plate (210); Support (232): the support (232) is arranged in the support frame (1); Stroke slot (233): the stroke slot (233) is provided with two, and the two stroke slots (233) are arranged on the upper surface of the support (232), and the inner wall of the stroke slot (233) is in sliding connection with the outer surface of the stroke column (231).

3. A vernier caliper verification aid as claimed in claim 2, wherein: The surface of the support frame (1) is provided with a limiting groove (3), the limiting groove (3) is provided with two, and the inner wall of the limiting groove (3) is in sliding connection with the outer surface of the stroke column (231).

4. A vernier caliper verification aid as claimed in claim 2, wherein: The drive assembly (240) comprises: Driving piece (241): the driving piece (241) penetrates the side wall of the support frame (1), and one end of the driving piece (241) close to the support (232) is fixedly connected to the outer surface of the support (232); Extension spring (242): the extension spring (242) is sleeved on the outer surface of the driving piece (241), one end of the extension spring (242) close to the driving piece (241) is fixedly connected to the outer surface of the driving piece (241), and the other end of the extension spring (242) close to the support frame (1) is fixedly connected to the outer surface of the support frame (1).

5. A vernier caliper verification aid as claimed in claim 2, wherein: The first sliding groove (4) is arranged on the inner wall of the support frame (1), and the inner wall of the first sliding groove (4) is in sliding connection with the upper surface of the right support (232).

6. A vernier caliper verification aid as claimed in claim 2, wherein: The lower surface of the left support (232) is provided with a transmission assembly (5), and the transmission assembly (5) comprises: Transmission block (501): the upper surface of the transmission block (501) is in sliding connection with the lower surface of the left support (232); Threaded rod (502): the outer surface of the threaded rod (502) is rotatably connected to the inside of the transmission block (501) through threads; Drive rod (503): the rear end surface of the drive rod (503) is fixedly connected to the front end surface of the threaded rod (502). The fixing piece (504) is provided with two, the inside of two fixing pieces (504) and the outer surface of the threaded rod (502) are connected through the bearing rotation, the lower surface of the fixing piece (504) is fixedly connected to the inner wall of the support frame (1).

7. A vernier caliper verification aid as claimed in claim 6, characterized in that: The inner wall of the support frame (1) is provided with a second sliding groove (6), and the inner wall of the second sliding groove (6) is in sliding connection with the lower surface of the transmission block (501).

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