CN210464398U

CN210464398U - Shaft member diameter detection device

Info

Publication number: CN210464398U
Application number: CN201921730371.XU
Authority: CN
Inventors: 吴汇来; 吴前刃
Original assignee: Zhejiang Jinmu Pump Co Ltd
Current assignee: Zhejiang Jinmu Pump Co Ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-05-05
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses an axle piece diameter detection device relates to check out test set, and its technical scheme main points are: the test platform comprises a test platform body, wherein two supporting blocks are arranged on the test platform body, a first placing groove is formed in the end face, deviating from the test platform, of one supporting block, a second placing groove is formed in the end face, deviating from the test platform, of the other supporting block, the first placing groove and the second placing groove are both U-shaped grooves and are respectively matched with the two ends of a standard shaft piece, and the central shafts of the first placing groove and the second placing groove are located on the same straight line. Through setting up first standing groove and the second standing groove of contrast reference usefulness, the workman need not to reuse slide caliper rule to measure, but will wait to detect the axle spare from the top down place detection device on, make the both ends of axle spare be in first standing groove and second standing groove respectively, observe the adaptation degree between axle spare tip and corresponding first standing groove or the second standing groove for to the detection of axle spare tip diameter.

Description

Shaft member diameter detection device

Technical Field

The utility model relates to a check out test set, in particular to axle piece diameter detection device.

Background

The shaft is an abbreviation of shaft parts, the shaft parts are very common parts in the mechanical industry and very important parts, the precision of the shape error of the shaft parts directly influences the mechanical motion performance and the service life of the shaft parts, and the shaft parts have higher and higher requirements along with the development of the mechanical industry.

Because only the end parts of two ends of a general shaft part can be contacted with mechanical equipment, the middle part of the shaft part is mainly used for transmission, and the detection of the shaft part is usually only the detection of the diameters of the two ends of the shaft part. In the conventional detection, a specific caliper is manually used for detection, and a worker measures the diameters of two ends of the shaft respectively by holding the caliper.

However, in such a detection mode, a worker needs to measure the two ends of the shaft by using the caliper, and the diameters of the two ends of the shaft are different, so that the worker needs to continuously adjust the caliper, the measurement speed is low, and the overall working efficiency is not high enough.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an axle piece diameter detection device, it has the more efficient advantage of axle piece diameter detection.

The above technical purpose of the present invention can be achieved by the following technical solutions: the shaft part diameter detection device comprises a test board, wherein two support blocks are arranged on the test board, a first placing groove is formed in the end face, deviating from the test board, of one support block, a second placing groove is formed in the end face, deviating from the test board, of the other support block, the first placing groove and the second placing groove are both U-shaped grooves and are respectively matched with the two ends of a standard shaft part, and the central shafts of the first placing groove and the second placing groove are located on the same straight line.

Through above-mentioned technical scheme, the workman only need with wait that the axle piece from the top down that detects places detection device on, the both ends of axle piece are in first standing groove and second standing groove respectively. If the end part of the shaft element can not enter the corresponding placing groove, the diameter of the end part of the shaft element is over large; the end part of the shaft piece can be placed in the first placing groove or the second placing groove, and the shaft piece is easy to shake when the shaft piece is rotated, so that the diameter of the end part of the shaft piece is too small; only when both ends of the shaft member can be placed in the first placing groove and the second placing groove, respectively, and the shaft member is not easily rotated, it is indicated that both ends of the shaft member have diameters within the standard range. Through setting up first standing groove and the second standing groove that the contrast was referred to and is used, the workman need not to reuse slide caliper rule to measure, and is quicker to the detection of axle piece.

Preferably, the side walls of the two sides of the first placing groove and the second placing groove are both provided with air outlets, and the supporting block is internally provided with an inner cavity for communicating the two corresponding air outlets; the air compressor is used for supplying air through the inner cavities of the two supporting blocks of the two air delivery pipes.

Through above-mentioned technical scheme, when corresponding first standing groove or second standing groove can be put into to the tip of axle spare, the axle spare tip that accords with the standard can plug up the gas outlet at both ends simultaneously, make compressed air can't be discharged, and the axle spare tip that the size is littleer then can't plug up two gas outlets simultaneously, compressed air still can be discharged, whether the workman only needs to have the air flow with the hand response to judge whether the axle spare accords with the standard, the workman need not to rotate the axle spare again, further optimization operation, accelerate detection efficiency.

Preferably, the air compressor further comprises two air pressure instruments, and the two air conveying pipes of the air compressor are communicated with the corresponding inner cavities after passing through the two air pressure instruments respectively.

Through the technical scheme, the end part diameter of the standard shaft part allows certain errors to exist, the pneumatic measuring instrument can measure the distance from the gas outlet to the end part of the shaft part according to the flowing of gas, and is used for screening the shaft part meeting the errors, so that the shaft part meeting the error requirements can be found, the shaft part is prevented from being re-manufactured, the working efficiency is improved, and the waste of the production capacity is reduced.

Preferably, the test board is provided with two support tables, the end parts of the two gas pipes far away from the pneumatic measuring instrument are respectively fixed on the two support tables, the two support blocks are respectively connected on the two support tables through bolts, the end surfaces of the corresponding support blocks facing the support blocks are provided with openings, and when the support blocks are fixed on the corresponding support tables, the corresponding gas pipes enter the corresponding inner cavities through the openings.

Through above-mentioned technical scheme, the brace table can be changed, and the new standing groove that is different from first standing groove and second standing groove size is seted up to the brace table after the change, can realize the detection to the axle piece of different diameters sizes, makes whole detection device's detection object more, improves the utilization ratio to detection device.

Preferably, be equipped with the sliding tray on the terminal surface that the test bench back of the body leaves ground, two equal sliding connection of brace table are in the sliding tray, be equipped with the installation punch combination on the lateral wall of testboard, the installation punch combination comprises a plurality of screw holes that communicate with the sliding tray, and a plurality of screw holes distribute along the length direction of testboard, threaded connection has the bolt in the screw hole, be equipped with the joint hole that supplies the bolt joint on the lateral wall of one side of brace table towards the screw hole.

Through above-mentioned technical scheme, the length of the axle piece that detects as required, two brace tables are selected the realization of different screw holes and are fixed, change the distance between two brace tables, make the both ends homoenergetic of the axle piece of different lengths place the brace table of corresponding end better on, conveniently detect the axle piece.

Preferably, two clamping holes are formed in the supporting platform and distributed in the vertical direction, and two groups of mounting holes are formed in the side wall of the test platform.

Through above-mentioned technical scheme, fixed between brace table and the testboard need use two bolts to insert two joint holes after respectively through two screw holes in, and the brace table is fixed a position through two bolts, and the setting of guarantee brace table perpendicular to testboard makes first standing groove and the second standing groove on two brace tables can be in the horizontality.

Preferably, two placing blocks are arranged below the test board, limiting grooves for the test board to place are formed in the placing blocks, the sliding groove penetrates through the test board, and the gas pipe enters the sliding groove through an opening in the bottom of the test board and is fixed to the corresponding support table.

Through the technical scheme, when a supporting table is used for adjusting the installation position, the end part of the gas pipe connected with the supporting table can move along with the gas pipe through the sliding groove, the situation of bending deformation of the gas pipe is reduced, normal flow of compressed air in the gas pipe is guaranteed, the test table is only placed on two placing blocks, and the test table can be taken up to facilitate connection of bolts when the supporting table is installed.

Preferably, a sealing gasket is arranged between the supporting block and the supporting platform.

Through above-mentioned technical scheme, seal ring is used for blockking up the space between supporting shoe and the brace table, makes the inner chamber can only discharge compressed air through the gas outlet, improves the accurate nature that detects.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

1. the air compressor and the pneumatic measuring instrument are arranged, so that the detection result is visually displayed, observation by workers is not needed, the workload of the workers is reduced, and the observation error is avoided;

2. by arranging the replaceable supporting block, the shapes of the first placing groove and the second placing groove are changed, so that the detection device can detect different shaft pieces for detection;

3. by providing the support table, the distance between the first placing groove and the second placing groove can be changed, further increasing the types of the shaft members that can be detected by the detection device.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a partial cross-sectional view of the embodiment;

fig. 3 is a front view of the embodiment.

In the figure, 1, a test stand; 11. a sliding groove; 12. a threaded hole; 2. a support block; 21. an air outlet; 22. an inner cavity; 3. a first placing groove; 4. a second placing groove; 5. a support table; 51. a clamping hole; 52. a sealing gasket; 6. a pneumatic gauge; 7. an air compressor; 8. placing the blocks; 9. a work bench.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses an axle piece diameter detection device, including workstation 9, be fixed with two parallel arrangement on the workstation 9 place the piece 8, be in and place two air gauge 6 of 8 one sides and for the air compressor machine 7 of two air gauge 6 air supplies, place and be equipped with the spacing groove on the piece 8, two spacing grooves have seted up the opening respectively on two sides that place 8 pairs of pieces. The two placing blocks 8 are provided with the test board 1 through the limiting grooves, and a channel is formed between the test board 1 and the workbench 9. The test bench 1 is provided with two support tables 5, one support table 5 is provided with a first placing groove 3, the other support table 5 is provided with a second placing groove 4, the first placing groove 3 and the second placing groove 4 are both U-shaped grooves, and the central shafts of the first placing groove 3 and the second placing groove 4 are on the same straight line. When both ends of the shaft member are placed in the first placing groove 3 and the second placing groove 4, respectively, two air gauges 6 measure the diameters of both ends of the shaft member, respectively.

Referring to fig. 2, an inner cavity 22 is formed in the support block 2, and an opening is formed in the inner cavity 22 on the end surface of the support block 2 facing the workbench 9. The gas outlets 21 are formed in the side walls of the two sides of the first placing groove 3 and the second placing groove 4 at the tops of the two supporting blocks 2, and the two gas outlets 21 on the same supporting block 2 are oppositely arranged and are communicated with the inner cavity 22. The shape of the first placement groove 3 and the second placement groove 4 is determined according to the shape of the two ends of the shaft member, for example, when the shapes of the two ends of the shaft member are the same, the shape of the first placement groove 3 and the shape of the second placement groove 4 are also the same. Therefore, when the detection device needs to detect another shaft element, the two supporting blocks 2 need to be replaced correspondingly.

Referring to fig. 1 and 2, the test board 1 is provided with a sliding groove 11 penetrating through the upper end and the lower end of the test board 1, the test board 1 is provided with two support tables 5, each support table 5 is of a T shape, one end of each support table 5 with a small width is located in the corresponding sliding groove 11, one end of each support table 5 with a large width is connected to the top end face of the test board 1 in a sliding mode, and the two support blocks 2 are connected to the two support tables 5 through bolts respectively. The air pipes of the two pneumatic measuring instruments 6 firstly pass through a channel between the test table 1 and the workbench 9, then pass through the sliding groove 11 and the corresponding support table 5 from bottom to top and then enter the inner cavity 22 of the corresponding support block 2, a sealing gasket 52 is sleeved on the end part of each air pipe penetrating out of the support table 5, and the sealing gasket 52 is pressed in the middle by the support table 5 and the support block 2.

Referring to fig. 3, two rows of mounting hole groups are arranged on the outer side wall of the test platform 1, two groups of threaded holes 12 are arranged in a vertical direction along the height direction of the test platform 1, each group of threaded holes 12 is composed of two pairs of threaded holes 12, the two pairs of threaded holes 12 are respectively close to two ends of the test platform 1, the distance between one pair of threaded holes 12 is greater than the distance between the other pair of threaded holes 12, and the two support platforms 5 respectively correspond to the threaded holes 12 at two ends of the test platform 1. Referring to fig. 2, two clamping holes 51 are formed in a side wall of the supporting platform 5 facing the threaded hole 12, and the two clamping holes 51 are also distributed in the vertical direction. Two bolts are screwed into the sliding groove 11 from the opposite threaded holes 12 respectively, and the bolts can penetrate into the clamping holes 51 with corresponding heights at the position of the movable supporting platform 5, so that the supporting platform 5 and the test platform 1 are fixed. According to the difference of the respective selected fixing positions of the two support tables 5, the two support tables 5 can form four different distances, so that the shaft members with four lengths can be conveniently detected.

Before the detection, firstly, two proper supporting blocks 2 are selected according to the end part of the shaft piece to be detected, and then the length of the shaft piece to be detected is further detected, and the position between the two supporting tables 5 is adjusted. After the two support blocks 2 are mounted on the two support tables 5, respectively, the air compressor 7 and the air gauge 6 are activated. In the detection process, whether the shaft piece to be detected can be placed into the first placing groove 3 and the second placing groove 4 or not is judged, and the shaft piece with the overlarge partial diameter is eliminated. And then according to the data displayed by the air gauge 6, shaft parts with smaller diameters are eliminated, and the rest shaft parts are qualified products meeting the standard.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a shaft member diameter detection device which characterized by: the test bench comprises a test bench (1), wherein two supporting blocks (2) are arranged on the test bench (1), a first placing groove (3) is formed in the end face, deviating from the test bench (1), of one supporting block (2), a second placing groove (4) is formed in the end face, deviating from the test bench (1), of the other supporting block (2), the first placing groove (3) and the second placing groove (4) are both U-shaped grooves and are respectively matched with two ends of a standard shaft piece, and central shafts of the first placing groove (3) and the second placing groove (4) are located on the same straight line.

2. The shaft member diameter detection device according to claim 1, wherein: air outlets (21) are formed in the side walls of the two sides of the first placing groove (3) and the second placing groove (4), and an inner cavity (22) for communicating the two corresponding air outlets (21) is formed in the supporting block (2); the air compressor further comprises an air compressor (7), and the air compressor (7) supplies air through inner cavities (22) in the two supporting blocks (2) respectively through the two air conveying pipes.

3. The shaft member diameter detection device according to claim 2, wherein: the air compressor is characterized by further comprising two air-gauge instruments (6), and two air conveying pipes of the air compressor (7) are communicated with the corresponding inner cavities (22) after passing through the two air-gauge instruments (6) respectively.

4. The shaft member diameter detection device according to claim 3, wherein: be equipped with two brace tables (5) on testboard (1), the tip that pneumatic measurement appearance (6) were kept away from to two gas-supply pipes is fixed respectively on two brace tables (5), two supporting shoes (2) are respectively through bolted connection on two brace tables (5), and inner chamber (22) open on the terminal surface of corresponding supporting shoe (2) orientation supporting shoe (2) has the opening, when supporting shoe (2) are fixed to corresponding brace table (5) on, corresponding gas-supply pipe enters into in corresponding inner chamber (22) through the opening.

5. The shaft member diameter detection device according to claim 4, wherein: be equipped with sliding tray (11) on testboard (1) the terminal surface that deviates from ground, two equal sliding connection of brace table (5) are in sliding tray (11), be equipped with the installation punch combination on the lateral wall of testboard (1), the installation punch combination comprises screw hole (12) a plurality of and sliding tray (11) intercommunication, and the length direction of testboard (1) is followed in a plurality of screw holes (12) distributes, threaded connection has the bolt in screw hole (12), be equipped with joint hole (51) that supply the bolt joint on brace table (5) towards one side lateral wall of screw hole (12).

6. The shaft member diameter detection device according to claim 5, wherein: the test bench is characterized in that two clamping holes (51) are formed in the support bench (5), the two clamping holes (51) are distributed along the vertical direction, and two sets of mounting holes are formed in the side wall of the test bench (1).

7. The shaft member diameter detection device according to claim 5, wherein: the gas pipe test platform is characterized in that two placing blocks (8) are arranged below the test platform (1), sliding grooves (11) for the test platform (1) to place are formed in the placing blocks (8), the sliding grooves (11) penetrate through the test platform (1), and gas pipes enter the sliding grooves (11) through openings in the bottom of the test platform (1) through the sliding grooves (11) and are fixed to corresponding support platforms (5).

8. The shaft member diameter detection device according to claim 4, wherein: and a sealing washer (52) is arranged between the supporting block (2) and the supporting platform (5).