CN219869490U

CN219869490U - Parallelism gauge

Info

Publication number: CN219869490U
Application number: CN202320406639.4U
Authority: CN
Inventors: 李澎涛; 董文华; 张柯
Original assignee: Wuhu Youheng Mould Co ltd
Current assignee: Wuhu Youheng Mould Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-10-20
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to the technical field of part detection, in particular to a parallelism gauge, which comprises: the device body comprises an underframe and an upper bracket, wherein a detection meter is fixedly connected to the surface of the upper bracket, and a detection rod is movably connected to the surface of the detection meter; the diameter-changing mechanism comprises an extension rod, wherein the extension rod is fixedly connected to the surface of the underframe, a guide ring is fixedly connected to the surface of the extension rod, a movable rod is movably connected to the surface of the guide ring, a part connector is fixedly connected to the surface of the movable rod, and a clamping rod is movably connected to the surface of the guide ring. According to the utility model, through the extension rod, the guide ring, the movable rod, the part connector and the clamping rod, the hole site of the part is not required to be measured by using the vernier caliper in the process of installing the part, and a proper hole site is directly found in a sliding mode, so that the measurement of the parallelism of the hole site is performed, the complicated working process is reduced, and the detection working efficiency is improved.

Description

Parallelism gauge

Technical Field

The utility model relates to the technical field of part detection, in particular to a parallelism gauge.

Background

Some conventional detection needs to be performed on the parts before the die-cast parts are installed after the die-cast parts are machined, for example, the parallelism of parts and the aperture of the parts are detected, and only the parts meeting the specification can ensure the use safety after the die-cast parts are installed.

In the existing parallelism gauge, in the process of detecting the parallelism of the hole sites of the parts, because the sizes of the hole sites of the parts are different, the device for fixing the hole sites needs to be continuously replaced in the process of detection, and the diameter of the hole sites of the parts needs to be measured by using a vernier caliper before installation, so that the corresponding device is replaced, the process is complicated and troublesome, the measurement efficiency is seriously reduced, and therefore, the design of the parallelism gauge is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a parallelism gauge, which solves the problems that in the prior art, the sizes of hole sites of parts are different in the process of detecting the parallelism of the hole sites of the parts, devices for fixing the hole sites are required to be continuously replaced in the process of detecting, and the diameters of the hole sites of the parts are required to be measured by using vernier calipers before installation, so that the corresponding devices are replaced, the process is complicated and troublesome, and the measurement efficiency is seriously reduced.

In order to achieve the above object, the present utility model provides a parallelism gauge, including:

the device body comprises an underframe and an upper bracket, wherein a detection meter is fixedly connected to the surface of the upper bracket, and a detection rod is movably connected to the surface of the detection meter;

the diameter-changing mechanism comprises an extension rod, wherein the extension rod is fixedly connected to the surface of the underframe, a guide ring is fixedly connected to the surface of the extension rod, a movable rod is movably connected to the surface of the guide ring, a part connector is fixedly connected to the surface of the movable rod, and a clamping rod is movably connected to the surface of the guide ring.

Preferably, the lifting mechanism is arranged on the surface of the upper bracket and comprises a guide rod, the guide rod is fixedly connected on the surface of the upper bracket, a fixed block is fixedly connected on the surface of the bottom frame, a bearing is fixedly connected on the surface of the fixed block, a screw rod is fixedly connected on the surface of the bearing, and a thread pair is fixedly connected on the surface of the upper bracket.

Preferably, the surface of the underframe is provided with a guide hole, the diameter of the movable rod is smaller than that of the guide hole of the underframe, and the movable rod and the part connector can pass through the guide hole of the underframe.

Preferably, the part connector is in a step shape, and the step diameter of the part connector is gradually decreased from the big to the small from the movable rod.

Preferably, the surface of the movable rod is provided with a plurality of groups of limiting holes, the limiting holes of the movable rod are linearly and uniformly arranged, the surface of the guide ring is provided with guide holes, the clamping rod slides on the guide holes of the part connector, and the clamping rod is connected to one group of limiting holes on the surface of the movable rod in a clamping mode.

Preferably, a guide groove is formed in the surface of the bottom frame, and the upper bracket adjusts the horizontal height on the surface of the bottom frame by means of a guide rod.

Preferably, one end of the connecting screw rod is fixed on the inner ring of the bearing, a circular hole is formed in the surface of the fixed block, and the outer ring of the bearing is fixedly connected to the circular hole of the fixed block.

Preferably, the screw drives the upper bracket to change in position in the process of rotating on the screw pair, and the upper bracket drives the detection meter and the detection rod to change in position in the process of changing.

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

1. through extension rod, guide ring, movable rod, part connector and clamping rod for the part is at the in-process of installation, need not use slide caliper to measure the hole site of part, directly finds suitable hole site through gliding mode, carries out the measurement of hole site depth of parallelism, has reduced loaded down with trivial details work process, has improved the work efficiency of detection.

2. The device is enabled to enlarge the range of detection parts of the detection meter and the detection rod by adjusting the relative positions between the underframe and the upper bracket in the using process through the guide rod, the fixed block, the bearing, the screw rod and the screw thread pair, so that the parallelism measurement can still be carried out when the detection meter and the detection rod face larger parts.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic rear perspective view of the structure of the present utility model;

FIG. 3 is a schematic perspective exploded view of the structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a chassis; 11. an upper bracket; 12. a detection table; 13. a detection rod; 2. an extension rod; 21. a guide ring; 22. a movable rod; 23. a part connector; 24. a clamping rod; 3. a guide rod; 31. a fixed block; 32. a bearing; 33. a screw; 34. and a screw pair.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

a parallelism gauge, comprising:

the device body comprises a bottom frame 1 and an upper bracket 11, wherein a detection meter 12 is fixedly connected to the surface of the upper bracket 11, a detection rod 13 is movably connected to the surface of the detection meter 12, the detection rod 13 is extruded by a part to slide on the detection meter 12, and the detection meter 12 is used for detecting deviation values of hole sites of the part;

the reducing mechanism comprises an extension rod 2, wherein the extension rod 2 is fixedly connected to the surface of the underframe 1, a guide ring 21 is fixedly connected to the surface of the extension rod 2, a movable rod 22 is movably connected to the surface of the guide ring 21, a part connector 23 is fixedly connected to the surface of the movable rod 22, and a clamping rod 24 is movably connected to the surface of the guide ring 21.

Further, a lifting mechanism is arranged on the surface of the upper bracket 11, the lifting mechanism comprises a guide rod 3, the guide rod 3 is fixedly connected to the surface of the upper bracket 11, a fixed block 31 is fixedly connected to the surface of the bottom bracket 1, a bearing 32 is fixedly connected to the surface of the fixed block 31, a screw 33 is fixedly connected to the surface of the bearing 32, and a thread pair 34 is fixedly connected to the surface of the upper bracket 11.

Further, a guide hole is formed in the surface of the chassis 1, the diameter of the movable rod 22 is smaller than that of the guide hole of the chassis 1, the movable rod 22 and the part connector 23 can penetrate through the guide hole of the chassis 1, the relative position of the part connector 23 on the guide hole of the chassis 1 determines whether a part mounted on the part connector 23 can touch the detecting rod 13 in the rotating process, and the detecting meter 12 detects the measured part.

Further, the part connector 23 is in a step shape, the step diameter of the part connector 23 is gradually reduced from large to small from the movable rod 22, parts to be detected can be mounted on the part connector 23 by continuously sliding forward through the detection hole, and therefore the parts can be mounted on the underframe 1 conveniently.

Further, a plurality of groups of limiting holes are formed in the surface of the movable rod 22, the limiting holes of the movable rod 22 are linearly and uniformly arranged, the surface of the guide ring 21 is provided with guide holes, the clamping rod 24 slides on the guide holes of the part connector 23, the clamping rod 24 is clamped and connected to one group of limiting holes in the surface of the movable rod 22, the movable rod 22 cannot incline in the sliding process of the guide ring 21, and the positions of the movable rod 22 and the part connector 23 of the clamping rod 24 are limited after sliding.

Further, a guiding groove is formed in the surface of the bottom frame 1, the upper bracket 11 adjusts the horizontal height on the surface of the bottom frame 1 by means of the guiding rod 3, and the guiding rod 3 ensures that the bottom frame 1 and the upper bracket 11 always keep a corresponding relation, so that the detecting rod 13 cannot be in an inclined relation with the detected part in the sliding process.

Further, one end of the screw 33 is fixedly connected to the inner ring of the bearing 32, a circular hole is formed in the surface of the fixed block 31, the outer ring of the bearing 32 is fixedly connected to the circular hole of the fixed block 31, and the screw 33 is not limited between the fixed block 31 and the underframe 1 in the rotating process.

Further, the screw 33 drives the upper bracket 11 to change in position in the process of rotating on the screw pair 34, and the upper bracket 11 drives the detecting table 12 and the detecting rod 13 to change in position in the process of changing, so that the height changes, and the detecting rod 13 can detect larger parts on the detecting table 12.

Working principle: through the position that extension rod 2 extension guide ring 21 is located, slide movable rod 22 on the surface of guide ring 21, until movable rod 22 drives part connector 23 and runs through the guiding hole of chassis 1, the position in chassis 1 guiding hole the place ahead is used for fixed part, after adjusting part connector 23 to suitable position, pass on the guiding hole of guide ring 21 surface with clamping lever 24, on the spacing hole of clamping lever 24 block connection movable rod 22, form the fixed to movable rod 22 and part connector 23 position, make part connector 23 can let the part detect under detecting table 12 and detecting lever 13 after fixed part.

By rotating the upper end of the screw 33 on the surface of the clamping rod 24, at this time, the lower end of the screw 33 rotates on the bearing 32 on the surface of the fixed block 31, and the vertical position of the upper bracket 11 on the chassis 1 is driven by the guide rod 3 to change after the screw 33 rotates due to the fact that the positions of the fixed block 31 and the bearing 32 are unchanged, so that the vertical positions of the detection table 12 and the detection rod 13 are changed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a utensil is examined to parallelism which characterized in that includes:

the device body comprises an underframe (1) and an upper bracket (11), wherein a detection meter (12) is fixedly connected to the surface of the upper bracket (11), and a detection rod (13) is movably connected to the surface of the detection meter (12);

reducing mechanism, including extension rod (2), extension rod (2) fixed connection is on the surface of chassis (1), fixedly connected with guide ring (21) on the surface of extension rod (2), swing joint has movable rod (22) on the surface of guide ring (21), fixedly connected with part connector (23) on the surface of movable rod (22), swing joint has draw-in lever (24) on the surface of guide ring (21).

2. The parallelism gauge according to claim 1, wherein: the lifting mechanism is arranged on the surface of the upper bracket (11), the lifting mechanism comprises a guide rod (3), the guide rod (3) is fixedly connected on the surface of the upper bracket (11), a fixed block (31) is fixedly connected on the surface of the bottom bracket (1), a bearing (32) is fixedly connected on the surface of the fixed block (31), a screw (33) is fixedly connected on the surface of the bearing (32), and a screw pair (34) is fixedly connected on the surface of the upper bracket (11).

3. The parallelism gauge according to claim 1, wherein: the surface of the underframe (1) is provided with a guide hole, the diameter of the movable rod (22) is smaller than that of the guide hole of the underframe (1), and the movable rod (22) and the part connector (23) can penetrate through the guide hole of the underframe (1).

4. A parallelism gauge according to claim 3, wherein: the part connector (23) is in a step shape, and the step diameter of the part connector (23) is gradually decreased from the position of the movable rod (22) to the position of the movable rod.

5. The parallelism detecting tool according to claim 4, wherein: the surface of the movable rod (22) is provided with a plurality of groups of limiting holes, the limiting holes of the movable rod (22) are linearly and uniformly arranged, the surface of the guide ring (21) is provided with guide holes, the clamping rod (24) slides on the guide holes of the part connector (23), and the clamping rod (24) is clamped and connected to one group of limiting holes on the surface of the movable rod (22).

6. The parallelism gauge according to claim 2, wherein: the surface of the underframe (1) is provided with a guide groove, and the upper bracket (11) adjusts the horizontal height on the surface of the underframe (1) by virtue of a guide rod (3).

7. The parallelism detecting tool according to claim 6, wherein: one end of a connecting screw rod (33) is fixed on the inner ring of the bearing (32), a circular hole is formed in the surface of the fixed block (31), and the outer ring of the bearing (32) is fixedly connected to the circular hole of the fixed block (31).

8. The parallelism detecting tool according to claim 7, wherein: the screw (33) drives the upper bracket (11) to change in position in the process of rotating on the thread pair (34), and the upper bracket (11) drives the detection meter (12) and the detection rod (13) to change in position in the process of changing.