CN214199943U

CN214199943U - Machine part is with detecting auxiliary device

Info

Publication number: CN214199943U
Application number: CN202120377441.9U
Authority: CN
Inventors: 黄琼; 谢东; 张光祥
Original assignee: Deyang Products Quality Supervision & Inspection Institute
Current assignee: Deyang Products Quality Supervision & Inspection Institute
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-09-14
Anticipated expiration: 2031-02-19

Abstract

The utility model discloses a machine part is with detecting auxiliary device relates to mechanical detection technical field, comprises a workbench, be provided with first spout and second spout on the workstation, first spout and second spout are parallel to each other, slidable is provided with a plurality of strutting arrangement in the first spout, strutting arrangement's height-adjustable, slidable is provided with the gauge stand in the second spout. This machine part is with detecting auxiliary device, roundness, cylindricity, circle run-out, full run-out that can be continuous after carrying the percentage table detect convenient to use.

Description

Machine part is with detecting auxiliary device

Technical Field

The utility model relates to a machinery detects technical field, specifically is a machine part is with detecting auxiliary device.

Background

The mechanical parts are the basic elements constituting the machine and are the indispensable components constituting the complete machine, and the quality of the mechanical parts is crucial to the assembly of the machine and the subsequent use process. The parts with excellent quality can greatly prolong the service life of the machine, promote the improvement of the production efficiency and reduce the maintenance cost. Therefore, the machine parts, whether newly produced or repaired, need to be inspected first during assembly.

In mechanical parts, shaft parts are a particularly common part type, and when the machining quality or the repairing quality of the shaft parts is detected, whether various error ranges such as roundness, cylindricity, circular run-out and full run-out meet the precision requirements required by normal use of the parts needs to be detected.

Currently, a dial gauge is usually used to measure the above parameters. When the roundness or radial circle runout of a certain section is detected, the dial indicator is fixed firstly, the end part of the pointer of the dial indicator abuts against the cylindrical surface of the shaft part, then the shaft part is slightly rotated, and the error value is determined by reading the difference value through the dial indicator. However, when detecting cylindricity and full run-out errors, besides the shaft part needs to be rotated, the pointer of the dial indicator needs to be moved linearly along the reference axis direction of the shaft part, and the reading of the dial indicator needs to be continuously observed to detect the error value. In the prior art, a corresponding guide limiting device is not provided, manual movement of a dial indicator is difficult to ensure that the dial indicator moves along the direction of a reference axis of a part, so that when cylindricity and full run-out are detected, a shaft part is generally manually divided into a plurality of detected surfaces to detect roundness and circular run-out one by one, when each detected surface is detected, the position of the dial indicator needs to be readjusted and fixed, if the divided detected surfaces are too many, the whole detection process is extremely complicated, and if the divided detected surfaces are too few, enough detection results cannot be obtained, and the detection precision is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a machine part is with detecting auxiliary device, its combination percentage table can be continuous to roundness, cylindricity, circle of axle type part beat, beat entirely and detect convenient to use.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a machine part is with detecting auxiliary device, includes the workstation, be provided with first spout and second spout on the workstation, first spout and second spout are parallel to each other, slidable is provided with a plurality of strutting arrangement in the first spout, strutting arrangement's height-adjustable, slidable is provided with the gauge stand in the second spout.

Specifically, the supporting device comprises a sliding seat, a V-shaped supporting block and an adjusting screw rod, the bottom surface of the sliding seat is matched with the first sliding groove, the V-shaped supporting block is slidably arranged in the sliding seat, one end of the adjusting screw rod is rotatably connected with one end, far away from the V-shaped groove, of the V-shaped supporting block, the adjusting screw rod is in threaded connection with the sliding seat, a strip-shaped notch is formed in the bottom of the first sliding groove along the length direction of the first sliding groove, and one end, far away from the V-shaped supporting block, of the adjusting screw rod penetrates through the workbench through the strip-shaped notch.

Specifically, a hand wheel is fixedly arranged at one end, far away from the V-shaped supporting block, of the adjusting screw.

Specifically, the gauge stand includes pedestal and branch, the pedestal slidable set up in the second spout, branch vertical set up in on the top surface of pedestal.

Specifically, the bottoms of the two ends of the seat body are inclined planes, and the side surfaces of the two ends and the inclined planes of the two ends of the seat body are in contact fit with the second sliding grooves.

Specifically, two pull grooves are formed in the top surface of the seat body, and the two pull grooves are respectively formed in two sides of the supporting rod.

Furthermore, the two ends of the first sliding groove are provided with laser lamp caps, and the two laser lamp caps are arranged just opposite to each other.

Specifically, the both ends of first spout have been seted up the slide opening, the gliding bracing piece that is provided with from top to bottom in the slide opening, the laser lamp holder fixed set up in the top of bracing piece still includes locking screw, locking screw is used for making the bracing piece with the workstation is fixed each other.

The utility model has the advantages that:

this mechanical parts is with detecting auxiliary device, including the workstation, be provided with first spout and the second spout that is parallel to each other on the workstation, slidable is provided with a plurality of strutting arrangement in the first spout, and axle type part can be erect to this strutting arrangement, and strutting arrangement height-adjustable can deal with the erection of ladder axle type part. The slidable is provided with the gauge stand in the second spout, but the gauge stand direct mount percentage table. When the dial indicator is used, the position of the pointer of the dial indicator is well adjusted, the slowly-rotating part can directly read the section roundness and the circle run-out error corresponding to the pointer of the dial indicator, meanwhile, the sliding gauge stand can also directly read the cylindricity and the full run-out error, a plurality of sections are not required to be selected for repeated measurement, and the operation is more convenient. The two ends of the first sliding groove are provided with laser lamp caps, and the two laser lamp caps are arranged oppositely. When the part is erected, the two laser lamp caps are opened, the height of each supporting device is adjusted, light beams emitted by the two laser lamp caps are aligned to centering holes at two ends of the part respectively, the adjustment can be completed, the sliding direction of the gauge stand is parallel to the axis direction of the part to be measured, and the operation is convenient.

Drawings

Fig. 1 is a schematic structural view of the auxiliary detection device for machine parts according to the present invention;

FIG. 2 is a schematic structural view of a supporting device in the auxiliary detection device for machine parts according to the present invention;

fig. 3 is the utility model discloses a machine part is with the structure sketch map of sliding gauge stand in detecting auxiliary device.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in fig. 1 to 3, an auxiliary detection device for a mechanical part includes a workbench 10, the workbench 10 is provided with a first chute 11 and a second chute 12, the first chute 11 and the second chute 12 are parallel to each other, the first chute 11 is provided with a plurality of support devices 20 in a slidable manner, the support devices 20 are adjustable in height, and the second chute 12 is provided with a gauge stand 30 in a slidable manner. When the shaft type part reading device is used, the shaft type parts are erected on the supporting devices 20, the dial indicator is installed on the indicator base 30 through the support, the position of the pointer is adjusted, and the section roundness and the circle run-out error corresponding to the pointer of the dial indicator can be directly read by slowly rotating the parts. When cylindricity and full run-out need to be detected, can be when slowly rotating axle type part the left and right slip gauge stand 30, directly read, and need not to select a plurality of cross-sections to measure repeatedly, it is more convenient to operate.

In practical use, the shaft parts are mostly in a stepped shaft form, that is, the shaft diameters at all positions are different, so that the height of the supporting devices 20 can be adjusted, the supporting devices 20 are adjusted to proper heights to respectively support all shaft sections of the parts, and the sliding direction of the gauge stand 30 is guaranteed to be always parallel to the axes of the parts. When detecting the stepped shaft, the gauge stand 30 should be provided with a plurality of gauges, respectively install the dial indicator and calibrate the position, and respectively detect the cylindricity and the full run-out of each section of shaft.

In the specific implementation:

the supporting device 20 includes a slide 21, a V-shaped supporting block 22, and an adjusting screw 23. The bottom surface of the slide 21 is adapted to the first slide groove 11, and it can slide in the first slide groove 11 to support at different positions. The slide base 21 is provided with a V-shaped supporting block 22 in a sliding manner, one end of an adjusting screw 23 is rotatably connected with one end of the V-shaped supporting block 22 far away from the V-shaped groove, the adjusting screw 23 is in threaded connection with the slide base 21, and the V-shaped supporting block 22 can complete the lifting adjustment process in the slide base 21 by rotating the adjusting screw 23. In order to ensure the adjustment accuracy, the adjustment screw 23 preferably has a fine thread. A strip-shaped notch is formed in the bottom of the first sliding groove 11 along the length direction of the first sliding groove, one end, far away from the V-shaped supporting block 22, of the adjusting screw 23 penetrates through the workbench 10 through the strip-shaped notch, and a hand wheel 24 is fixedly arranged at the end of the adjusting screw, so that the lifting adjusting process can be conveniently operated.

The watch base 30 includes a base body 31 and a support rod 32. Pedestal 31 slidable sets up in second spout 12, and pedestal 31 is inside can adopt the magnetism of conventional percentage table to inhale formula table seat structure, when detecting the circularity of certain cross-section or circle and beating, pedestal 31 can be directly adsorb with second spout 12 to guarantee to detect the precision. The top surface of the seat body 31 is vertically provided with a supporting rod 32, the size of the supporting rod 32 is the same as that of a vertical supporting rod in a conventional dial indicator bracket, and a dial indicator can be directly installed through the existing dial indicator bracket. Two pull grooves 33 are formed in the top surface of the seat body 31, the two pull grooves 33 are respectively formed in two sides of the supporting rod 32, and when the cylindricity or the full-jump process is detected, fingers can be conveniently pressed and translated into the pull grooves 33.

Furthermore, the bottoms of the two ends of the seat body 31 are inclined planes, and the shape of the second sliding groove 12 is matched with the shape of the seat body 31, so that the side surfaces of the two ends and the inclined planes of the two ends of the seat body 31 are both in contact fit with the second sliding groove 12. Through the contact of four faces, can effectively guarantee second spout 12 spacing to pedestal 31, avoid influencing the detection precision because of the operation carelessly.

When detecting cylindricity or circular run-out by sliding the gauge stand 30, it is important to make the sliding direction of the gauge stand 30 parallel to the axial direction of the part to be detected. Since the height of the support device 20 is adjustable, the axis is easily deviated after adjusting the support components.

Therefore, in this embodiment, the laser heads 42 are disposed at both ends of the first sliding chute 11, and the two laser heads 42 are disposed opposite to each other. When the parts are erected, the two laser lamp caps 42 are opened, the height of each supporting device 20 is adjusted, so that light beams emitted by the two laser lamp caps 42 are respectively aligned with centering holes at two ends of the parts (the shaft parts are generally machined in a turning mode, and the centering holes are formed at two ends during production and machining), and the operation is relatively convenient.

Furthermore, the two ends of the first sliding chute 11 are provided with sliding holes, the supporting rod 41 is arranged in the sliding holes in a vertically sliding manner, the laser lamp heads 42 are fixedly arranged at the tops of the supporting rods 41, and through the arrangement, the heights of the two laser lamp heads 42 can be adjusted to correspond to the detection of shaft parts with more diameters. It should be noted that, if two laser heads 42 are adjusted, the support positions of the parts must be adjusted after the two laser heads 42 are aligned. When the positions of the two laser heads 42 are adjusted, one laser head 42 can be respectively started to verify whether the light beam falls on the center of the front end of the other laser head 42. And a locking screw 43 is further arranged, the locking screw 43 is in threaded connection with the workbench 10, and when the locking screw 43 is screwed down, the end part of the locking screw can abut against the supporting rod 41, so that the adjusted supporting rod 41 and the workbench 10 are mutually fixed.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a machine part is with detecting auxiliary device, characterized in that, includes workstation (10), be provided with first spout (11) and second spout (12) on workstation (10), first spout (11) and second spout (12) are parallel to each other, slidable is provided with a plurality of strutting arrangement (20) in first spout (11), strutting arrangement's (20) height-adjustable, slidable is provided with gauge stand (30) in second spout (12).

2. The detection auxiliary device for the mechanical part according to claim 1, wherein the supporting device (20) comprises a sliding base (21), a V-shaped supporting block (22) and an adjusting screw (23), the bottom surface of the sliding base (21) is matched with the first sliding groove (11), the V-shaped supporting block (22) is slidably arranged in the sliding base (21), one end of the adjusting screw (23) is rotatably connected with one end of the V-shaped supporting block (22) far away from the V-shaped groove thereof, the adjusting screw (23) is in threaded connection with the sliding base (21), the bottom of the first sliding groove (11) is provided with a strip-shaped notch along the length direction thereof, and one end of the adjusting screw (23) far away from the V-shaped supporting block (22) passes through the workbench (10) through the strip-shaped notch.

3. The auxiliary detection device for the mechanical part as claimed in claim 2, wherein the two ends of the first chute (11) are provided with laser heads (42), and the two laser heads (42) are arranged oppositely.

4. The auxiliary detection device for the mechanical part as claimed in claim 3, wherein two ends of the first sliding groove (11) are provided with sliding holes, a support rod (41) is arranged in the sliding holes in a vertically sliding manner, the laser lamp head (42) is fixedly arranged at the top of the support rod (41), and the auxiliary detection device further comprises a locking screw (43), and the locking screw (43) is used for fixing the support rod (41) and the workbench (10) to each other.

5. The auxiliary detection device for the mechanical parts is characterized in that a hand wheel (24) is fixedly arranged at one end, far away from the V-shaped supporting block (22), of the adjusting screw rod (23).

6. The auxiliary device for detecting mechanical parts of claim 1, wherein the gauge stand (30) comprises a stand body (31) and a supporting rod (32), the stand body (31) is slidably disposed in the second sliding slot (12), and the supporting rod (32) is vertically disposed on a top surface of the stand body (31).

7. The auxiliary device for detecting mechanical parts according to claim 6, wherein the bottom of each end of the seat body (31) is an inclined surface, and the side surfaces and the inclined surfaces of each end of the seat body (31) are adapted to contact with the second sliding groove (12).

8. The auxiliary device for detecting mechanical parts according to claim 6, wherein the top surface of the seat body (31) is provided with two pull grooves (33), and the two pull grooves (33) are respectively disposed on two sides of the supporting rod (32).