CN218764994U

CN218764994U - Length measuring instrument for measuring gauge block

Info

Publication number: CN218764994U
Application number: CN202223213831.6U
Authority: CN
Inventors: 徐天峰; 曹岩; 顾成骏
Original assignee: Shanghai Aoce Measurement And Testing Technology Co ltd
Current assignee: Shanghai Aoce Measurement And Testing Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-28
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a measurement of volume piece is measured and is used length measuring appearance relates to measuring equipment technical field, comprises a workbench, workstation right-hand member portion has the support frame through screwed connection, the support frame rotates and is connected with adjusting screw, there is the stopper under the adjusting screw through threaded connection, both sides all are equipped with the guide bar around the stopper up end, the guide bar activity is pegged graft on the support frame, adjusting screw locates between the adjacent guide bar, the workstation top is equipped with the scale strip, workstation right-hand member portion activity is pegged graft and is had the fly leaf, the fly leaf left surface is equipped with the supporting rod, the workstation below rotates and is connected with drive screw, the drive screw left side is equipped with driving motor, drive screw passes through threaded connection with the fly leaf. The coaxiality of the gauge blocks and the measuring device can be conveniently ensured, the supporting rods can be conveniently detached and replaced, and the gauge blocks with different inner diameters can be conveniently measured and used; and the measurement is accurate, the naked eye can see the result, and the operation is simple.

Description

Length measuring instrument for measuring gauge block

Technical Field

The utility model relates to a measuring equipment technical field specifically is a measuring length appearance is used in measurement of gauge block.

Background

The gauge block is a standard end face gauge without scales. The measuring block is mainly used as a middle standard measuring tool in a size transmission system or as a standard part for adjusting the zero position of an instrument during measurement by a relative method, and can also be used for directly measuring parts. A gauge block is a high-precision gauge whose working length is determined by the distance between two mutually parallel measuring surfaces. The gauge blocks vary in shape. The measuring device comprises a rectangular measuring block with a rectangular cross section, a cylindrical measuring block with a circular cross section, a rectangular tube measuring block with a round hole and a square cross section and a circular tube measuring block with a circular cross section. When the length of the circular tube gauge block with the circular ring-shaped cross section is measured, the circular tube gauge block needs to be centered with the center of the checking fixture so as to ensure the measurement accuracy of the circular tube gauge block, therefore, a limiting device for the gauge block is needed, and the conventional measuring instrument does not have the limiting device, so that the measurement of the gauge block is not accurate enough, and the accuracy is difficult to ensure; and measurements for gauge blocks of different inner diameters may not be applicable. In view of the above, we propose a length measuring instrument for measuring mass.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measuring length appearance is used in measurement of gauge block to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the length measuring instrument for measuring the mass comprises a workbench, wherein the right end part of the workbench is connected with a support frame through screws, the support frame is connected with an adjusting screw rod in a rotating mode, the lower end part of the adjusting screw rod is connected with a limiting block through threads, guide rods are arranged on the front side and the rear side of the upper end face of the limiting block respectively, the guide rods are movably inserted into the support frame in an inserting mode, the adjusting screw rod is arranged between the adjacent guide rods, a scale bar is arranged above the workbench, a movable plate is movably inserted into the right end part of the workbench, a supporting rod is arranged on the left side of the movable plate, a transmission screw rod is connected to the lower side of the workbench in a rotating mode, a driving motor is arranged on the left side of the transmission screw rod, and the transmission screw rod is connected with the movable plate through threads.

Preferably, the supporting rod is arranged between the limiting block and the workbench, and the contact surfaces of the limiting block, the workbench and the supporting rod are arc-shaped.

Preferably, the scale strip is arranged below the supporting rod, and a space is arranged between the scale strip and the supporting rod.

Preferably, a square groove for inserting the movable plate is formed in the workbench, and the movable plate is movably inserted into the square groove.

Preferably, the support rod and the drive screw are parallel to each other, and the support rod is disposed above the drive screw.

Preferably, the support rod is in a shape of a T, and the support rod is fixedly mounted with the movable plate through a screw.

Preferably, the transmission screw is arranged below the movable plate, and a baffle plate for limiting is arranged at the right end of the transmission screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the length measuring instrument for measuring the gauge block, the gauge block to be measured is sleeved on the supporting rod, and the supporting rod is connected with the movable plate through the screw, so that not only can the coaxiality of the gauge block and the measuring device be conveniently ensured, but also the supporting rod can be conveniently detached and replaced, and the gauge blocks with different inner diameters can be conveniently measured and used; during measurement, only the driving motor is needed to be started, the driving screw rod is driven to rotate under the action of the driving motor, and the movable plate can move from left to right or from right to left in the rotating process of the driving screw rod; when the fly leaf moved from the right side to the left, can drive the supporting rod motion of fixed mounting above that, the ring shape gage block that cup joints on the supporting rod, can pass through the motion of fly leaf, its and the workstation between the interval reduce gradually, can laminate until adjacent gage block, perhaps single gage block by support tightly can, correspond the position on the scale strip according to supporting rod left end face, can accurately know the length of gage block, measure accurately, naked eye is visible, easy operation.

Drawings

Fig. 1 is a schematic view of a first viewing angle of the present invention;

fig. 2 is a schematic view of a second viewing angle of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a schematic top view of the present invention;

fig. 5 is a left side view of the present invention.

In the figure: 1. a work table; 2. a support frame; 3. a limiting block; 4. a support rod; 5. adjusting the screw rod; 6. a guide bar; 7. a scale bar; 8. a movable plate; 9. a drive screw; 10. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-5, the present invention provides a technical solution: the application relates to a length measuring instrument for measuring a gauge block, which mainly aims at the problems that the existing automatic length measuring device for the gauge block has no limiting device, so that the measurement of the gauge block is not accurate enough, and the precision is difficult to guarantee; and the problem that the measurement of gauge blocks with different inner diameters cannot be applicable is improved. The scheme is as follows: comprises a workbench 1, wherein the workbench 1 is fixed on a horizontal plane and can be a ground or a placing table and the like. The right end part of the workbench 1 is connected with a support frame 2 through screws, wherein the support frame 2 is U-shaped, and the support frame 2 spans on the workbench 1.

Furthermore, the support frame 2 is rotatably connected with an adjusting screw rod 5, and the adjusting screw rod 5 is arranged at the upper right of the workbench 1. There is stopper 3 at adjusting screw 5 lower tip through threaded connection, and the material of stopper 3 can be nylon, and the nylon material can be at the fixed in-process of centre gripping, can protect the part, avoids excessive centre gripping to the damage that produces with the part. Both sides all are equipped with guide bar 6 around the up end of stopper 3, and guide bar 6 activity is pegged graft on support frame 2, and adjusting screw 5 locates between the adjacent guide bar 6. When adjusting screw 5 is rotated manually, through the guide effect of guide bar 6, at this moment, stopper 3 moves from top to bottom inside support frame 2 to be close to workstation 1 gradually. Can adjust the interval between stopper 3 and the workstation 1 as required, can conveniently measure the gage block of measurationing and take, easy operation, convenient to use through adjusting the interval between stopper 3 and the workstation 1.

In this embodiment, be equipped with scale bar 7 above workstation 1, be equipped with the scale on the scale bar 7, and scale bar 7 fixed mounting is on workstation 1, and it is the level setting in the upper and lower terminal surface parallel and level of workstation 1 to be the level.

Furthermore, a movable plate 8 is movably inserted into the right end of the workbench 1, wherein the movable plate 8 is in an L shape, a square groove for inserting the movable plate 8 is formed in the workbench 1, and the movable plate 8 is movably inserted into the square groove. After the driving force of the movable plate 8 is provided, the movable plate 8 can be inserted into the inside of the table 1 or withdrawn from the inside of the table 1. The left side surface of the movable plate 8 is provided with a support rod 4, the support rod 4 is in a T shape, and the support rod 4 is fixedly installed with the movable plate 8 through screws. The graduated strip 7 is arranged below the supporting rod 4, and a space is arranged between the graduated strip 7 and the supporting rod 4. The support rod 4 is arranged to play a role of supporting the gauge block. With supporting rod 4 through the screw fixation on fly leaf 8, can conveniently change supporting rod 4 to satisfy the gage block measurement needs of different internal diameters, ensured gage block and measuring device's axiality, improved the measuring accuracy.

Furthermore, the supporting rod 4 is arranged between the limiting block 3 and the workbench 1, and the contact surfaces of the limiting block 3, the workbench 1 and the supporting rod 4 are arc-shaped. Through the clamping action of the limiting block 3 and the workbench 1, the position of the left end part of the supporting rod 4 can be limited, the tilting condition of the left end part of the supporting rod 4 is effectively prevented, and the fixing stability of the supporting rod 4 is improved.

Referring to fig. 2, a driving screw 9 is rotatably connected below the worktable 1, and the driving screw 9 is fixedly installed on the worktable 1. Wherein the support rod 4 and the drive screw 9 are parallel to each other, and the support rod 4 is arranged above the drive screw 9. A driving motor 10 is arranged on the left side of the transmission screw 9, the driving motor 10 is connected with the control switch through a lead, and the transmission screw 9 is connected with the movable plate 8 through threads. The drive screw 9 is arranged below the movable plate 8. Under the action of the driving motor 10, the driving screw 9 rotates under the driving action of the driving motor 10, and the movable plate 8 is inserted on the workbench 1 and cannot rotate along with the driving screw 9 under the limitation of the workbench 1, so that the movable plate 8 can move from left to right or from right to left in the rotating process of the driving screw 9; when fly leaf 8 by the right-left motion, can drive the motion of the supporting rod 4 of fixed mounting above that, the ring shape gage block that cup joints on supporting rod 4 can pass through the motion of fly leaf 8, and the interval reduces gradually between, can laminate until adjacent gage block, perhaps single gage block by support tightly can, correspond the position on scale strip 7 according to supporting rod 4 left end face, can accurately know the length of gage block, measure accurately, the naked eye is visible, easy operation.

Furthermore, a baffle plate for limiting is arranged at the right end part of the transmission screw rod 9. The baffle plate and the drive screw 9 can be integrally processed. Through the setting of baffle for fly leaf 8 can not drop from drive screw 9, has ensured fly leaf 8 and drive screw 9's stability of being connected.

When the length measuring instrument for measuring the gauge block is used for measuring the length of the gauge block, the adjusting screw rod 5 is adjusted to increase the distance between the adjusting screw rod 5 and the workbench 1, the supporting rod 4 is taken out, the gauge block to be measured is sleeved on the supporting rod 4, the adjusting screw rod 5 is rotated reversely, the limiting block 3 is close to the workbench 1 and gradually matched with the workbench 1 to clamp the supporting rod 4; after the operation is finished, the driving motor 10 is started, the driving screw 9 rotates under the action of the driving motor 10, the movable plate 8 is inserted on the workbench 1 and cannot rotate along with the driving screw 9 under the limitation of the workbench 1, and the movable plate 8 can move from left to right or from right to left in the rotating process of the driving screw 9; when fly leaf 8 moved from the right side to the left, can drive the motion of the supporting rod 4 of fixed mounting above that, the ring shape gage block that cup joints on supporting rod 4, can pass through the motion of fly leaf 8, its and interval between reduce gradually, until adjacent gage block can laminate, perhaps single gage block by support tightly can, according to the position of supporting rod 4 left end face correspondence on scale strip 7, can accurately know the length of gage block.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a measuring block is length measuring appearance for measurement, includes workstation (1), its characterized in that: the utility model discloses a portable electronic device, including workstation (1), support frame (2), guide bar (6), adjusting screw (5), stopper (3) are connected with through threaded connection to the right-hand member portion of workstation (1), stopper (3) up end both sides before and after all are equipped with guide bar (6), guide bar (6) activity is pegged graft on support frame (2), adjusting screw (5) are located between adjacent guide bar (6), workstation (1) top is equipped with scale strip (7), workstation (1) right-hand member portion activity is pegged graft and is had fly leaf (8), fly leaf (8) left surface is equipped with supporting rod (4), workstation (1) below is rotated and is connected with drive screw (9), drive screw (9) left side is equipped with driving motor (10), drive screw (9) pass through threaded connection with fly leaf (8).

2. The length gauge for measuring a gauge block according to claim 1, wherein: the supporting rod (4) is arranged between the limiting block (3) and the workbench (1), and the contact surfaces of the limiting block (3), the workbench (1) and the supporting rod (4) are arc-shaped.

3. The length gauge for measuring a gauge block according to claim 1, wherein: the scale strips (7) are arranged below the supporting rod (4), and a space is arranged between the scale strips (7) and the supporting rod (4).

4. The length gauge for measuring a gauge block according to claim 1, wherein: the workbench (1) is internally provided with a square groove for inserting the movable plate (8), and the movable plate (8) is movably inserted in the square groove.

5. The length gauge for measuring a gauge block according to claim 1, wherein: the supporting rod (4) and the transmission screw rod (9) are parallel to each other, and the supporting rod (4) is arranged above the transmission screw rod (9).

6. The length gauge for measuring a gauge block according to claim 1, wherein: the supporting rod (4) is T-shaped, and the supporting rod (4) is fixedly mounted with the movable plate (8) through screws.

7. The length gauge for measuring a gauge block according to claim 1, wherein: the transmission screw rod (9) is arranged below the movable plate (8), and a baffle used for limiting is arranged at the right end part of the transmission screw rod (9).