CN219083991U

CN219083991U - Portable concentric runout detection tool

Info

Publication number: CN219083991U
Application number: CN202223451757.1U
Authority: CN
Inventors: 杜昆; 王金山; 赵学东; 郑承昆
Original assignee: Yunyi Beijing Medical Devices Co ltd
Current assignee: Yunyi Beijing Medical Devices Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-05-26
Anticipated expiration: 2032-12-22

Abstract

The application relates to the technical field of detection devices and discloses a portable concentric runout detection tool which comprises a working platform, a pressing assembly, a bearing table and a detection table, wherein the pressing assembly and the bearing table are arranged on the working platform and used for fixing a detected piece; the pressing assembly comprises a supporting table arranged on the working platform, a first positioning wheel and a second positioning wheel which are rotatably arranged on the supporting table, and a driving piece arranged on the first positioning wheel and the second positioning wheel, wherein the axis of the first positioning wheel and the axis of the second positioning wheel are positioned on the same plane and are parallel. The application has the effects of being convenient in clamping and effectively improving the detection efficiency of products.

Description

Portable concentric runout detection tool

Technical Field

The application relates to the technical field of detection devices, in particular to a portable concentric runout detection tool.

Background

After the roll shaft parts are processed and formed, concentricity runout detection is needed to ensure the precision of the roll shaft parts.

The roller shaft type part is usually realized by adopting a roundness measuring instrument during detection, and the common roundness measuring instrument is that a rotatable three-jaw chuck driven by a motor is arranged on a workbench, the part is fixed through the three-jaw chuck, and the three-jaw chuck drives the part to do circular motion. An upright post is fixedly arranged on one side of the three-jaw chuck, the measuring head is arranged on the upright post, and the measuring head abutted with the part carries out concentric and runout detection on the part along with the rotation of the part.

But when using three-jaw chuck fixed part, need the staff to use the spanner to twist the bevel pinion that is located in the three-jaw chuck, just can fix the part, when tearing down, also need the staff to use the spanner again to twist the bevel pinion that is located in the three-jaw chuck, whole dismouting process is wasted time and energy, very influences work efficiency.

Disclosure of Invention

In order to effectively improve the problem that the disassembly and assembly of parts of the existing part detection instrument are inconvenient and influence the working efficiency, the application provides a portable concentric runout detection tool.

The application provides a portable concentric detection frock that beats adopts following technical scheme:

a portable concentric runout detection tool comprises a working platform, a compression assembly, a bearing table and a detection table, wherein the compression assembly and the bearing table are arranged on the working platform and used for fixing a detected piece;

the pressing assembly comprises a supporting table arranged on the working platform, a first positioning wheel and a second positioning wheel which are rotatably arranged on the supporting table, and a driving piece arranged on the first positioning wheel and the second positioning wheel, wherein the axis of the first positioning wheel and the axis of the second positioning wheel are positioned on the same plane and are parallel.

Through adopting above-mentioned technical scheme, when detecting the spare, can set up the both ends of being surveyed the spare respectively on brace table and bearing bench, with the detection end butt of detecting the table on being surveyed the spare, start the driving piece, the driving piece drives first positioning wheel and second positioning wheel rotation, pivoted first positioning wheel and second positioning wheel drive and are surveyed the spare rotation, consequently realize being surveyed the concentric, beat detection of spare. When detecting the part, only need set up the part on brace table and bearing platform can, compare in three claw dish, the operation is more simple and convenient, can effectively shorten the detection duration to effectively improve work efficiency.

Optionally, the pressing assembly further comprises a pressing plate hinged to the supporting table, a third positioning wheel is rotatably arranged at one end of the pressing plate, and the axis of the third positioning wheel is parallel to the axis of the first positioning wheel and is located above the first positioning wheel.

Through adopting above-mentioned technical scheme, when fixed measured piece, pressing the clamp plate, the clamp plate drives the third positioning wheel and lifts, and the tip of measured piece is held between first positioning wheel, second positioning wheel and third positioning wheel. The three positioning wheels are respectively abutted with the peripheral surface of the measured piece and form three different abutted points, and according to the theory that when the three points are not in the same straight line, a triangle is formed, and the triangle has and has only one circumcircle, the three positioning wheels can clamp the measured piece, so that the measured piece is rotationally more stable in the detection process.

Optionally, the compression assembly further comprises a driving shaft and a driven shaft, the driving shaft is installed on the supporting table, and two transmission gears are installed on the driving shaft;

the driven shafts are rotatably arranged on the supporting table, two driven shafts are respectively matched with the first positioning wheel and the second positioning wheel, and a transmission gear is arranged at one end of each driven shaft far away from the positioning wheel;

the two transmission gears arranged on the driving shaft are respectively connected with the transmission gears arranged on the two driven shafts through transmission toothed belts, and the handle is arranged on the driving shaft.

Through adopting above-mentioned technical scheme, turning handle, through the transmission of driving toothed belt and drive gear, the driven shaft drives first positioning wheel and second positioning wheel rotation. The handle rotating mode is more convenient to operate, the size of the whole detection tool can be reduced, and the carrying is convenient.

Optionally, the bearing table is arranged in parallel with the supporting table, two rotating wheels are rotatably arranged on the supporting table, and the axes of the two rotating wheels are parallel and positioned on the same plane;

one of the axes of the rotating wheels is collinear with the axis of the first positioning wheel and the other of the axes of the rotating wheels is collinear with the axis of the second positioning wheel.

Through adopting above-mentioned technical scheme, the contact between the tip of measured piece and the bearing platform is the line point contact, and the point contact can effectively reduce, rotates the in-process, the friction that produces between measured piece and the bearing platform to can effectively prolong the life of bearing platform.

Optionally, a moving plate is arranged at the lower part of the bearing table, and a guide rail for sliding the moving plate is arranged on the working platform.

By adopting the technical scheme, because the specifications of the detected pieces are different, when the detected pieces with different specifications are detected, the guide rail can be slid, so that the bearing table can be moved to a proper position, and the end part of the detected piece can be conveniently fixed.

Optionally, a supporting component for supporting the detection meter is further arranged on the working platform;

the support assembly comprises a base magnetically adsorbed on the working platform and a first support rod arranged on the base, the first support rod is a telescopic rod, the fixed end of the first support rod is fixed on the base, and the detection meter is rotatably arranged at the telescopic end of the first support rod.

Through adopting above-mentioned technical scheme, when using, the height adjustment with the detection table to suitable height earlier, rotate the detection table again can, the height and the position of the detection table that can be adjusted in good time according to the size of measured piece to make the detected data more accurate.

Optionally, an electromagnet and a control switch for controlling the electromagnet are arranged in the base, and the base can be adsorbed on the working platform.

Through adopting above-mentioned technical scheme, can control the interior electro-magnet of base through control switch and switch whether, when needs carry out the fixed to the base, can twist the control switch, make the electro-magnet switch on, the base adsorbs on work platform. The electromagnet is arranged, so that the detection meter is more convenient to move, the stability of the position of the detection meter after the movement can be effectively guaranteed, and the detection result is more accurate.

Optionally, the flexible end of first bracing piece is provided with universal bulb, universal bulb including setting up the ball seat of the flexible end of first bracing piece, and with the swivel ball of ball seat adaptation, the detection table install in the swivel ball deviates from the one end of ball seat.

Through adopting above-mentioned technical scheme, the setting of universal bulb makes the rotation of detecting table more convenient, has also enlarged the rotation scope of detecting table, facilitates the use more.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the pressing component, when detecting the parts, the parts are only required to be erected on the supporting table and the bearing table, and compared with a three-jaw disc, the operation is simpler and more convenient, the detection time can be effectively shortened, and the working efficiency is effectively improved;

2. the pressing plate and the third positioning wheel are arranged, and the third positioning wheel can be matched with the first positioning wheel and the second positioning wheel to clamp the measured piece, so that the measured piece is rotationally more stable in the detection process;

3. through setting up driving shaft, driven shaft to and the handle, handle pivoted mode is convenient for operate more, also can reduce whole detection frock's volume, the transport of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of a portable concentric runout detection tool.

Fig. 2 is a schematic structural diagram of another view angle of the portable concentric runout detection tool.

Fig. 3 is a schematic structural view of the hold-down assembly.

Fig. 4 is a schematic structural view of the support assembly.

Reference numerals illustrate: 1. a working platform; 2. a compression assembly; 21. a support table; 211. a fixed table; 22. a driving shaft; 23. a driven shaft; 24. a handle; 25. a first positioning wheel; 26. a second positioning wheel; 27. a pressing plate; 28. a third positioning wheel; 29. a positioning roller; 291. a positioning plate; 293. a positioning piece; 3. a support table; 31. a rotating shaft; 32. a rotating wheel; 33. a moving plate; 4. a guide rail; 5. a support assembly; 51. a base; 511. a control switch; 52. a first support bar; 53. a fixing nut; 54. a fixed sleeve; 55. a second support bar; 56. universal ball head; 561. a ball seat; 562. a spin ball; 57. a clamping part; 571. a fixing member; 6. and (5) detecting a table.

Detailed Description

In the description of the present application, it should be noted that the terms "horizontal," "vertical," "near," "far," "upper," "lower," "inner," and the like are based on the relative relationships shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the process or module in question must have a specific orientation, state, and operation, and thus should not be construed as limiting the present utility model. The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a portable concentric runout detects frock.

Referring to fig. 1 and 2, a portable concentric runout detection tool comprises a working platform 1, a pressing component 2 fixed on the working platform 1, a bearing table 3 matched with the pressing component 2, a guide rail 4 installed on the working platform 1, a support component 5 arranged on the working platform 1, and a detection table 6 detachably installed on the support component 5, wherein the bearing table 3 is slidably installed on the guide rail 4, the pressing component 2 is located on one side of the guide rail 4, and the pressing component 2 is located on a straight line where a center line of the guide rail 4 is located.

Referring to fig. 1 and 2, before use, the working surface of the working platform 1 is leveled by using a leveling rod, whether each functional component is normal is checked after leveling, after checking, one end of a measured piece is placed and fixed in the pressing component 2 by opening the pressing component 2, the bearing table 3 is moved, and the other end of the measured piece is placed in the bearing table 3. The pressing component 2 is driven, and the tested piece driven by the pressing component 2 rotates to realize concentric and runout detection of the tested piece.

Referring to fig. 2 and 3, the compressing assembly 2 includes a support table 21, a driving shaft 22 mounted on the support table 21, a driven shaft 23 mounted on the support table 21, and a compressing plate 27 hinged on the support table 21, one end of the driving shaft 22 protruding outside the support table 21, and the driven shaft 23.

The driven shafts 23 are arranged in two, the axes of the two driven shafts 23 are positioned in the same horizontal plane, and the axes of the two driven shafts 23 are parallel. The two driven shafts 23 are respectively sleeved with a first positioning wheel 25 and a second positioning wheel 26. A third positioning wheel 28 is rotatably arranged at one end of the pressing plate 27, and the third positioning wheel 28 is positioned above the first positioning wheel 25 and the second positioning wheel 26.

Referring to fig. 2 and 3, the centers of the first positioning wheel 25, the second positioning wheel 26, and the third positioning wheel 28 are connected to each other, and the three connecting lines form an isosceles triangle, so that the three positioning wheels can clamp the measured piece according to the theory that when three points are not in the same straight line, a triangle is formed, and the triangle has and has only one circumcircle, so that the measured piece is rotationally more stable in the detection process.

The first positioning wheel 25 and the second positioning wheel 26 are consistent in size, the first positioning wheel 25 comprises a shaft sleeve and three round wheels sequentially fixed on the shaft sleeve along the axis direction of the shaft sleeve, and the three round wheels are sleeved on the shaft sleeve at equal intervals. The third positioning wheel 28 is located between the intermediate wheel and the wheel remote from the support table 21.

Referring to fig. 3, the first positioning wheel 25 has higher detection accuracy than the conventional cylindrical wheel, and the conventional wheel has abrasion on the peripheral surface after being used for a period of time, and the abrasion at different positions is different, which is very unfavorable to the detection result after being used for a long time. When the first positioning wheel 25 and the second positioning wheel 26 detect the detected object, the contact points with the detected object are fewer, the abrasion is reduced, and the influence on the detection result is also reduced. Meanwhile, after the detection device is used for a period of time, when the three round wheels are observed from the same direction and are uneven, the round wheels can be detected, so that the accuracy of detection results is ensured.

In addition, the processing difficulty of the first positioning wheel 25 is lower than that of a traditional wheel, and the production cost of the detection tool can be effectively reduced.

Referring to fig. 3, a fixing table 211 is provided on the support table 21 at one side of the second positioning wheel 26, the fixing table 211 protrudes from the support table 21, and the pressing plate 27 is hinged to the fixing table 211. One end of the pressing plate 27, which is far away from the third positioning wheel 28, is bent into an arc shape, and the arc opening faces the direction away from the working platform 1.

Referring to fig. 2, the end of the driving shaft 22 remote from the first positioning wheel 25 extends out of the support table 21, two transmission gears are mounted on the extending end of the driving shaft 22 at intervals, and a handle 24 is fixed to the end of the extending end of the driving shaft 22. A transmission gear is arranged at the extending end of the driven shaft 23 far away from the positioning wheel, and the transmission gear on the driving shaft 22 is connected with the transmission gear on the driven shaft 23 through a transmission toothed belt. When the handle 24 is rotated, the driving shaft 22 drives the driven shaft 23 to rotate under the action of the transmission gear and the transmission toothed belt, so that the rotation of the measured piece is realized.

Referring to fig. 3, a positioning roller 29 is further mounted on the support table 21, a V-shaped groove for placing the positioning roller 29 is formed in the top surface of the support table 21, and the axis of the positioning roller 29 and the center of the third positioning wheel 28 are positioned on the same straight line. On the support table 21, a positioning plate 291 is provided on one side of the positioning roller 29, one end of the positioning plate 291 is fixed on the support table 21, the other end is pressed against the positioning roller 29, and a positioning member 293 is provided on one end of the positioning plate 291 pressing against the positioning roller 29 to prevent the positioning roller 29 from sliding at will.

Referring to fig. 2, when detecting a measured object, the pressing plate 27 is pressed to raise the third positioning wheel 28, clamp one end of the measured object between the three positioning wheels, then move the positioning roller 29 to make the positioning roller 29 abut against the end of the measured object, and the positioning member 293 fixes the positioning roller 29, thereby fixing the measured object, so as to prevent the measured object from moving randomly during the detection process and affecting the detection result.

Referring to fig. 2, the support table 3 has an L-shape, and two rotation shafts 31 are mounted in parallel on a vertical wall of the support table 3, and axes of the two rotation shafts 31 are positioned in the same horizontal plane and are parallel. One end of the rotating shaft 31, which is close to the supporting table 21, extends out of the bearing table 3, and a rotating wheel 32 is rotatably installed at the extending end of the rotating shaft 31. The center of one of the rotating wheels 32 is collinear with the center of the first positioning wheel 25 and the center of the other rotating wheel 32 is collinear with the center of the second positioning wheel 26.

The top end of the rotating wheel 32 is lower than the top end of the vertical wall of the holding table 3, so that the vertical wall of the holding table 3 can be matched with the positioning roller 29 to position the measured piece so as to prevent the measured piece from moving in the detection process.

Referring to fig. 2 and 4, the support assembly 5 includes a base 51, a first support bar 52 having one end fixed to the base 51, a fixing nut 53 installed at the other end of the first support bar 52, a fixing sleeve 54 screw-coupled with the fixing nut 53, a second support bar 55 having one end fixed to the fixing sleeve 54, a universal ball head 56 installed at the other end of the second support bar 55, and a clamping part 57 installed at the rotating end of the universal ball head 56, and the sensing gauge 6 is detachably installed at the clamping part 57.

Referring to fig. 4, a cavity is formed in the base 51, an electromagnet is disposed in the cavity of the base 51, a control switch 511 connected with the electromagnet is disposed outside the base 51, the control switch 511 can control whether the electromagnet is electrified, when the electromagnet is electrified, the base 51 is adsorbed on the working platform 1, and when the electromagnet is not electrified, the base 51 can move on the working platform 1 at will.

Referring to fig. 4, the first support rod 52 is a telescopic rod, the fixed end of the first support rod 52 is fixed on the base 51, and the fixing nut 53 is disposed at the telescopic end of the first support rod 52, and the whole support assembly 5 is convenient to detach and carry through the cooperation of the fixing nut 53 and the fixing sleeve 54.

Referring to fig. 4, the universal ball head 56 includes a ball seat 561 mounted at an end of the second support rod 55 remote from the fixed sleeve 54, and a swivel ball 562 fitted to the ball seat 561, the swivel ball 562 being rotatable within the ball seat 561. One end of clamping part 57 is fixed on swivel ball 562, has offered the centre gripping hole that supplies gauge 6 detection end to pass on clamping part 57, and one side threaded connection at clamping part 57 has mounting 571, and mounting 571 can adopt jackscrew, nut etc. can fix gauge 6 on clamping part 57 for gauge 6 is more stable when using.

The detecting meter 6 can adopt a dial indicator or a dial indicator.

The implementation principle of the portable concentric runout detection tool provided by the embodiment of the application is as follows: the pressing plate 27 is pressed to lift the third positioning wheel 28, so that one end of the measured piece is clamped between the three positioning wheels, the bearing table 3 is moved to fix the other end of the measured piece, the handle 24 is rotated, the measured piece rotates along with the rotating handle, and the detecting meter 6 detects concentricity and runout of the measured piece along with the rotating of the measured piece.

The present embodiment is merely illustrative of the present application and is not intended to be limiting, and those skilled in the art, after having read the present specification, may make modifications to the present embodiment without creative contribution as required, but is protected by patent laws within the scope of the claims of the present application.

Claims

1. Portable concentric detection frock that beats, its characterized in that: the device comprises a working platform (1), a pressing component (2) which is arranged on the working platform (1) and is used for fixing a tested piece, a bearing table (3) and a detection table (6) which is arranged on the working platform (1) and is used for detecting the tested piece;

the pressing assembly (2) comprises a supporting table (21) arranged on the working platform (1), a first positioning wheel (25) and a second positioning wheel (26) which are rotatably arranged on the supporting table (21), and a driving piece used for driving the first positioning wheel (25) and the second positioning wheel (26), wherein the axis of the first positioning wheel (25) and the axis of the second positioning wheel (26) are located on the same plane and are parallel.

2. The portable concentric runout detection tool of claim 1, wherein: the pressing assembly (2) further comprises a pressing plate (27) hinged to the supporting table (21), a third positioning wheel (28) is rotatably arranged at one end of the pressing plate (27), and the axis of the third positioning wheel (28) is parallel to the axis of the first positioning wheel (25) and is located above the first positioning wheel (25).

3. The portable concentric runout detection tool according to claim 2, wherein: the compressing assembly (2) further comprises a driving shaft (22) and a driven shaft (23), the driving shaft (22) is arranged on the supporting table (21), and two transmission gears are arranged on the driving shaft (22);

the driven shafts (23) are rotatably arranged on the supporting table (21), two driven shafts (23) are arranged, the two driven shafts (23) are respectively matched with the first positioning wheel (25) and the second positioning wheel (26), and a transmission gear is arranged at one end, far away from the positioning wheels, of each driven shaft (23);

two transmission gears arranged on the driving shaft (22) are respectively connected with transmission gears arranged on two driven shafts (23) through transmission toothed belts, and a handle (24) is arranged on the driving shaft (22).

4. A portable concentric runout detection tool according to claim 3, wherein: the bearing table (3) is arranged in parallel with the supporting table (21), two rotating wheels (32) are rotatably arranged on the supporting table (21), and the axes of the two rotating wheels (32) are parallel and positioned on the same plane;

the axis of one of the rotating wheels (32) is collinear with the axis of the first positioning wheel (25) and the axis of the other rotating wheel (32) is collinear with the axis of the second positioning wheel (26).

5. The portable concentric runout detection tool of claim 4, wherein: a movable plate (33) is arranged at the lower part of the bearing table (3), and a guide rail (4) for sliding the movable plate (33) is arranged on the working platform (1).

6. The portable concentric runout detection tool of claim 1, wherein: the working platform (1) is also provided with a supporting component (5) for supporting the detection meter (6);

the support assembly (5) comprises a base (51) magnetically adsorbed on the working platform (1) and a first support rod (52) mounted on the base (51), the first support rod (52) is a telescopic rod, the fixed end of the first support rod (52) is fixed on the base (51), and the detection meter (6) is rotatably mounted at the telescopic end of the first support rod (52).

7. The portable concentric runout detection tool of claim 6, wherein: an electromagnet and a control switch (511) for controlling the electromagnet are arranged in the base (51), and the base (51) can be adsorbed on the working platform (1).

8. The portable concentric runout detection tool of claim 6, wherein: the universal ball head (56) is arranged at the telescopic end of the first supporting rod (52), the universal ball head (56) comprises a ball seat (561) arranged at the telescopic end of the first supporting rod (52) and a rotary ball (562) matched with the ball seat (561), and the detection meter (6) is arranged at one end, deviating from the ball seat (561), of the rotary ball (562).