CN210513698U

CN210513698U - Rotor detection fixture table

Info

Publication number: CN210513698U
Application number: CN201921456009.8U
Authority: CN
Inventors: 刘凯; 楼志伟; 刘正龙; 韦炜
Original assignee: Ningbo Daer Machinery Technology Co ltd
Current assignee: Ningbo Daer Machinery Technology Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-05-12
Anticipated expiration: 2029-09-03

Abstract

The utility model relates to a rotor detects anchor clamps platform, it is including having the regulation frame of adjusting along space rectangular coordinate system X, Y, Z three-dimensional to and be located the clamping mechanism who adjusts the frame upper end and be used for pressing from both sides tight location rotor. The adjusting base comprises a base and an adjusting base, wherein bolt adjusting holes which are guided in the X direction are formed in two sides of the base, and guide sliding block grooves which are guided in the X direction are formed in the bottom of the base; the base up end is fixed to be equipped with the riser to the setting, through slider A and spout B sliding fit between riser and the regulation seat to and screw rod A, slide bar guiding hole, Y are connected the cooperation to adjust knob and are formed Y to adjusting, adjust between seat and the clamping mechanism bottom through slider B and spout B sliding fit, and Z is connected the cooperation to adjust knob, worm, turbine, screw rod B and is formed Z to adjusting. Through the adjustment in X direction, Y direction and Z direction, the centering transmission between the rotor to be detected on the fixture table and the power rotating part is reliable, and the reliability and accuracy of rotor detection are ensured.

Description

Rotor detection fixture table

Technical Field

The utility model relates to a mechanical fixture is a rotor detection fixture platform.

Background

The rotor refers to a rotating body supported by a bearing, and is mostly a main rotating part in a power machine and a working machine. With the continuous development of the field of machinery, machines running at high speed are more and more, so that the requirements on the rotor are higher and higher, and meanwhile, higher requirements on equipment for detecting the rotor are also provided. The existing method for detecting the rotor mainly judges the assembly quality of the rotor through noise and vibration tests. Before noise or vibration testing, the rotor and the rotary power part need to be in transmission connection, and transmission errors are reduced as far as possible when transmission connection is required, so that detection errors are reduced, and the reliability and accuracy of detection are guaranteed. To achieve this, a rotor fixture table with multi-axial adjustment is to be designed to accommodate testing of existing high speed rotors.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide a rotor detection fixture table for the field, which solves the technical problems of low reliability and accuracy of the existing rotor detection. The purpose is realized by the following technical scheme.

A rotor detection fixture table comprises an adjusting base and a clamping mechanism, wherein the adjusting base is adjusted in three directions along a space rectangular coordinate system X, Y, Z, the clamping mechanism is located at the upper end of the adjusting base and used for clamping and positioning a rotor, the adjustment in the X direction and the Y direction of the adjusting base refers to horizontal adjustment along the table, the X direction corresponds to the axial direction of a rotary power output shaft, and the adjustment in the Z direction of the adjusting base refers to vertical adjustment along the table; the adjusting machine base comprises a base and an adjusting base, bolt adjusting holes used for connecting adjusting bolts and forming X-direction guiding for the adjusting bolts are formed in two sides of the base, and a guide sliding block groove used for forming X-direction guiding for a sliding block on the upper end face of a machine table is formed in the bottom of the base; a vertical plate arranged in the Z direction is fixedly arranged on the upper end surface of the base, a slide bar guide hole which is arranged in a run-through manner and forms Y-direction guide is formed in the vertical plate along the X direction, a screw rod A which is positioned and rotated is arranged in the Y direction in the vertical plate, one end of the screw rod A extends into the slide bar guide hole, and the other end of the screw rod A extends out of the vertical plate to be connected with a Y-; a slide block A arranged along the Y direction is arranged on the inner side surface of the vertical plate along the X direction, a slide groove A which is matched with the slide block A and is guided along the Y direction is arranged on one side surface of the adjusting seat, a slide rod which extends into the slide rod guide hole and slides along the Y direction in a limiting way is convexly arranged at the slide groove A, and a screw hole which is arranged along the Y direction and is in threaded transmission with the screw rod A is formed in the slide rod; the other side surface of the adjusting seat, which is far away from the sliding chute A, is provided with a Z-direction sliding chute B, the bottom of the clamping mechanism is provided with a vertical support, and the inner side surface of the vertical support is provided with a sliding block B which is matched with the sliding chute B and is guided in the Z direction; an inwards concave transmission cavity is formed in one side face where the sliding groove B is located in the adjusting seat, a positioning rotating shaft rod is arranged on the adjusting seat along the Y direction, one end of the shaft rod extends into the transmission cavity and is connected with a worm, the other end of the shaft rod extends out of the outer side face of the adjusting seat and is fixedly connected with a Z-direction adjusting knob, a positioning rotating screw rod B is arranged on the adjusting seat along the Z direction, one end of the screw rod B extends into the transmission cavity and is connected with a turbine, the worm is in transmission fit with the turbine, and the other end of the screw rod B extends out of the adjusting seat and is in threaded; the top of the clamping mechanism is provided with a positioning seat, a clamping ferrule and a clamping block, namely a clamping hole for clamping the clamping ferrule is formed between the positioning seat and the clamping block, one end of the clamping block is in positioning hinge connection with the positioning seat, and the other end of the clamping block is locked and fixed with the positioning seat through a bolt. Through the structure, the X-direction, Y-direction and Z-direction adjustment of the fixture table is realized, the centering transmission connection of the rotor to be detected and the power rotating part is more stable and reliable, the transmission error is reduced, the reliability of rotor detection is ensured, and the accuracy of rotor detection is improved.

The sliding groove A and the sliding groove B are dovetail sliding grooves, the sliding block A and the sliding block B are dovetail sliding blocks correspondingly, the sliding rod and the adjusting seat are positioned in a cross-connection mode, namely, one end of the sliding rod is provided with a limiting rotation stopping block, the sliding groove B of the adjusting seat is provided with a rotation stopping limiting groove matched with the limiting rotation stopping block to form rotation stopping limiting, and the other end of the sliding rod penetrates through the adjusting seat and extends into the sliding rod guide hole. Through this structure, improve the stability that the seat was adjusted, and make things convenient for the dismouting.

The clamping mechanism comprises a connecting block A and a connecting block B, the connecting block A and the positioning seat are fixedly connected into a whole, the connecting block B and the vertical support are connected into a whole, and the connecting block A and the connecting block B are locked and fixed through bolt pieces. Through this structure, the convenient positioning seat, the tight piece of clamp of dismantling or changing clamping mechanism as required.

The adjusting seat is towards a side fixed connection limiting plate in the Y direction, the limiting plate is provided with a limiting sliding hole in the Z direction, a limiting knob in sliding fit is arranged in the limiting sliding hole, one end of the limiting knob is a knob end, the other end of the limiting knob is a threaded end, the knob end is limited outside the limiting sliding hole, and the threaded end passes through the limiting sliding hole and then is locked with the locking hole corresponding to the vertical support in a threaded mode. Through this structure, Z to adjusting to anchor clamps forms effectual spacing, prevents to appear Z to the problem of adjusting the slippage.

The screw A is positioned and rotated relative to the vertical plate by the structure that: the side of riser towards Y is through screw fixed connection has the screw rod positioning seat of spacing notch, and screw rod A's pole portion is equipped with spacing portion in the spacing notch of screw rod positioning seat, and screw rod positioning seat is worn out in screw rod A one end activity and through pin fixed connection Y to adjust knob, and Y is spacing in screw rod positioning seat lateral surface to adjust knob. The structure is simple, and the assembly and the connection are convenient.

The positioning and rotating structure of the shaft lever and the screw B relative to the adjusting seat is as follows: the shaft lever and the worm as well as the screw B and the worm wheel are fixed through pins, and the fixed worm wheel and the worm are limited in the transmission cavity. The structure is simple, and the assembly and the connection are convenient.

The utility model discloses overall structure is comparatively compact, can realize that the triaxial is adjusted in the rectangular coordinate system of space, and the operation is comparatively convenient, simple, guarantees the reliability and the accuracy that the rotor detected, is fit for the anchor clamps platform as all kinds of rotors to use, or the improvement of anchor clamps structure of the same kind.

Drawings

Fig. 1 is a schematic diagram of a partial explosion structure of the present invention.

Fig. 2 is a schematic front view of the present invention.

Fig. 3 is a schematic structural view of the surface of the sliding groove B of the adjusting seat of the present invention.

Fig. 4 is a schematic perspective view of the present invention.

The sequence numbers and names in the figure are: 1. the device comprises a base, 101, a bolt adjusting hole, 102, a guide slider groove, 2, a vertical plate, 201, a slide rod guide hole, 202, a slider A, 3, a screw rod A, 4, a screw rod positioning seat, 401, a limiting notch, 5, a Y-direction adjusting knob, 6, an adjusting seat, 601, a slide groove A, 602, a slide groove B, 603, a slide rod, 604, a screw hole, 605, a transmission cavity, 606, a rotation stopping limiting groove, 7, a Z-direction adjusting knob, 8, a screw rod B, 9, a limiting plate, 901, a limiting slide hole, 10, a limiting knob, 11, a vertical support, 1101, a slider B, 1102, a locking hole, 12, a connecting block B, 13, a connecting block A, 14, a positioning seat, 15, a clamping ring, 16, a clamping block, 17, a bolt, 1701, a bolt wrench, 18, a shaft lever, 19, a worm, 20.

Detailed Description

The invention will now be further described with reference to the accompanying drawings.

As shown in fig. 1-4, the rotor detection fixture table has horizontal adjustment in the X-direction and the Y-direction, and vertical adjustment in the Z-direction, which form a rectangular spatial coordinate system. The fixture table comprises an adjusting base and a clamping mechanism, wherein the adjusting base comprises a base 1 and an adjusting base 6.

The adjusting structure in the X direction is as follows: the two sides of the base 1 are provided with bolt adjusting holes 101 which are used for connecting adjusting bolts and forming X-direction guiding for the adjusting bolts, and the bottom of the base is provided with guide slide block grooves 102 which are used for forming X-direction guiding for slide blocks on the upper end surface of a machine table. When the adjusting device is used, the adjusting bolt is arranged in the bolt adjusting hole of the base, the base and the corresponding working table top form X-direction adjustment, the adjusting bolt is locked after adjustment, position fixing can be achieved, and the guide sliding block groove is matched with the sliding block of the working table top to form X-direction guide.

The Y-direction adjusting structure is as follows: base 1 up end is fixed with the riser 2 of Z to the setting, and the riser is equipped with to link up the setting and form Y along X to the slide bar guiding hole 201 to the direction, and the riser is followed Y to being equipped with the rotatory screw rod A3 in location, and the rotatory structure in concrete location is: the screw rod positioning seat 4 that has spacing notch 401 is passed through screw fixed connection towards Y side to the riser, and screw rod A's pole portion is equipped with spacing portion in the spacing notch of screw rod positioning seat, and screw rod positioning seat is worn out in screw rod A one end activity and to adjust knob 5 through pin fixed connection Y, and Y is spacing in screw rod positioning seat lateral surface to adjust knob, and in the slide bar guiding hole was stretched into in the activity of the screw rod A other end, realized promptly above that screw rod A is rotatory for the riser location. The riser is equipped with along Y to the slider A202 that sets up along X to the medial surface, and above-mentioned one side of adjusting the seat is equipped with and is Y to the spout A601 of direction with slider A cooperation, and spout A department arch is equipped with and stretches into in the slide bar guiding hole to form Y along the slide bar guiding hole to spacing gliding slide bar 603, the slide bar be equipped with along Y to setting up and with screw rod A screw thread drive's screw 604. When the Y-direction adjusting structure is used, the Y-direction adjusting knob is screwed to drive the screw A and the slide rod to form thread transmission, the slide rod forms Y-direction adjustment along the slide rod guide hole, and the adjusting seat drives the clamp table to form Y-direction adjustment.

The Z-direction adjusting structure is as follows: the other side of the adjusting seat 6 departing from the chute A601 is provided with a chute B602 arranged in the Z direction, the bottom of the clamping mechanism is provided with a vertical support 11, and the inner side of the vertical support is provided with a slide block B1101 which is matched with the chute B and is guided in the Z direction. A side face where the sliding groove B is located in the adjusting seat is provided with an inwards concave transmission cavity 605, the adjusting seat is provided with a shaft rod 18 for positioning and rotating along the Y direction, one end of the shaft rod extends into the transmission cavity and is fixedly connected with a worm 19 through a pin, the other end of the shaft rod extends out of the outer side face of the adjusting seat and is fixedly connected with a Z direction adjusting knob 7, the adjusting seat is provided with a screw rod B8 for positioning and rotating along the Z direction, one end of the screw rod B extends into the transmission cavity and is fixedly connected with a turbine 20 through a pin, the worm is in transmission fit. The other end of the screw B extends out of the adjusting seat and forms threaded transmission fit with a threaded hole formed in the bottom of the clamping mechanism along the Z direction. The Z-direction adjusting structure is formed, when the Z-direction adjusting structure is used, the Z-direction adjusting knob is screwed to drive the shaft rod and the worm to rotate, the worm drives the turbine and the screw B to rotate, and finally the screw B drives the clamp platform to realize Z-direction lifting adjustment.

Among the above-mentioned Z is to adjusting the structure, still include limit structure, specifically be: the adjusting seat 6 is connected with a limiting plate 9 through a screw fixedly towards one side surface in the Y direction, the limiting plate is provided with a limiting sliding hole 901 arranged in the Z direction, a limiting knob 10 in sliding fit is arranged in the limiting sliding hole, one end of the limiting knob is a knob end, the other end of the limiting knob is a threaded end, the knob end is limited outside the limiting sliding hole, and the threaded end penetrates through the limiting sliding hole and then is locked with a locking hole 1102 corresponding to the vertical support 11 in a threaded mode. The vertical support is also provided with a plurality of locking holes at intervals along the Z direction so as to adjust the sliding limit stroke.

The top of the clamping mechanism is provided with a positioning seat 14, a clamping ferrule 15 and a clamping block 16, a clamping hole for clamping the clamping ferrule is formed between the positioning seat and the clamping block, one end of the clamping block is hinged with the positioning seat in a positioning mode, the other end of the clamping block is fixedly locked with the positioning seat through a bolt, the bolt head of the bolt is a hexagon socket hole for connecting a hexagonal wrench, and the clamping block and the positioning seat are clamped tightly through operating the hexagonal wrench. The clamping ring is in sleeve joint with the outer diameter of the rotor to be measured, and when the clamping block and the positioning seat are clamped, the clamping ring clamps and positions the rotor to be measured. The positioning seat bottom is equipped with connecting block A13, and vertical support top is equipped with connecting block B12, and connecting block A passes through bolt spare with connecting block B and is connected formation detachable and be connected.

When the device is used, a rotor to be tested is clamped and positioned on the clamp table, the X direction is used as the transmission connection direction of the rotor to be tested and the transmission component, the Y direction is used as the left-right adjustment direction of the rotor to be tested, the Z direction is used as the lifting adjustment direction of the rotor to be tested, the rotor to be tested and the transmission component are stably connected in a centering mode through the adjustment of the X direction, the Y direction and the Z direction, then a detection head of detection equipment is in contact with the peripheral surface of the outer sleeve of the rotor to be tested, the stability test of the rotor can be carried out, and the quality of the rotor is judged through detecting the noise value or.

Claims

1. A rotor detection fixture table comprises an adjusting base and a clamping mechanism, wherein the adjusting base is adjusted in three directions along a space rectangular coordinate system X, Y, Z, the clamping mechanism is located at the upper end of the adjusting base and used for clamping and positioning a rotor, the adjustment in the X direction and the Y direction of the adjusting base refers to horizontal adjustment along the table, the X direction corresponds to the axial direction of a rotary power output shaft, and the adjustment in the Z direction of the adjusting base refers to vertical adjustment along the table; the adjusting machine is characterized in that the adjusting machine base comprises a base (1) and an adjusting base (6), bolt adjusting holes (101) used for connecting adjusting bolts and forming X-direction guiding for the adjusting bolts are formed in two sides of the base (1), and a guiding slide block groove (102) used for forming X-direction guiding for a slide block on the upper end face of the machine base is formed in the bottom of the base; a vertical plate (2) arranged in the Z direction is fixedly arranged on the upper end surface of the base, a slide bar guide hole (201) which is arranged in a run-through manner and forms Y direction guide is formed in the vertical plate along the X direction, a screw rod A (3) which is positioned and rotated is arranged in the Y direction in the vertical plate, one end of the screw rod A extends into the slide bar guide hole, and the other end of the screw rod A extends out of the vertical plate to be connected with a Y direction; a slide block A (202) arranged along the Y direction is arranged on the inner side surface of the vertical plate along the X direction, a slide groove A (601) which is matched with the slide block A and is guided along the Y direction is arranged on one side surface of the adjusting seat, a slide rod (603) which extends into the slide rod guide hole and slides along the Y direction in a limiting way is convexly arranged at the slide groove A, and a screw hole (604) which is arranged along the Y direction and is in threaded transmission with the screw rod A is formed in the slide rod; the other side surface of the adjusting seat, which is far away from the sliding chute A, is provided with a sliding chute B (602) arranged in the Z direction, the bottom of the clamping mechanism is provided with a vertical support (11), and the inner side surface of the vertical support is provided with a sliding block B (1101) which is matched with the sliding chute B and is guided in the Z direction; a concave transmission cavity (605) is formed in one side face where the sliding groove B is located in the adjusting seat, a positioning rotating shaft rod (18) is arranged on the adjusting seat along the Y direction, one end of the shaft rod extends into the transmission cavity and is connected with a worm (19), the other end of the shaft rod extends out of the outer side face of the adjusting seat and is fixedly connected with a Z-direction adjusting knob (7), a positioning rotating screw rod B (8) is arranged on the adjusting seat along the Z direction, one end of the screw rod B extends into the transmission cavity and is connected with a turbine (20), the worm is in transmission fit with the turbine, and the other end of the screw rod B extends out of the adjusting seat and is; the top of the clamping mechanism is provided with a positioning seat (14), a clamping ferrule (15) and a clamping block (16), namely a clamping hole for clamping the clamping ferrule is formed between the positioning seat and the clamping block, one end of the clamping block is positioned and hinged with the positioning seat, and the other end of the clamping block is locked and fixed with the positioning seat through a bolt.

2. The rotor detection fixture table according to claim 1, wherein the sliding groove a (601) and the sliding groove B (602) are both dovetail sliding grooves, and corresponding to the sliding block a (202) and the sliding block B (1101), the sliding rod (603) and the adjusting seat are positioned in a cross-connection manner, that is, one end of the sliding rod is provided with a limit rotation stop block, the surface of the sliding groove B of the adjusting seat is provided with a rotation stop limit groove (606) which is matched with the limit rotation stop block to form rotation stop limit, and the other end of the sliding rod penetrates through the adjusting seat and extends into the guiding hole of the sliding rod.

3. The rotor detection fixture table according to claim 1, wherein the clamping mechanism comprises a connecting block A (12) and a connecting block B (13), the connecting block A is fixedly connected with the positioning seat (14) into a whole, the connecting block B is connected with the vertical bracket (11) into a whole, and the connecting block A and the connecting block B are locked and fixed through bolts.

4. The rotor detection fixture table according to claim 1, wherein a lateral surface of the adjusting seat (6) facing the Y direction is fixedly connected with a limiting plate (9), the limiting plate is provided with a limiting sliding hole (901) arranged in the Z direction, a limiting knob (10) in sliding fit is arranged in the limiting sliding hole, one end of the limiting knob is a knob end, the other end of the limiting knob is a threaded end, the knob end is limited outside the limiting sliding hole, and the threaded end penetrates through the limiting sliding hole and then is in threaded locking with a locking hole (1102) corresponding to the vertical support (11).

5. The rotor detection fixture station according to claim 1, characterized in that the structure for positioning rotation of the screw a (3) with respect to the riser (2) is: the screw rod positioning seat (4) with the limiting notch (401) is fixedly connected to one side face of the vertical plate towards the Y direction through a screw, the rod portion of the screw rod A is provided with a limiting portion which is limited in the limiting notch of the screw rod positioning seat, one end of the screw rod A is movably connected with the Y direction adjusting knob (5) through a pin, and the Y direction adjusting knob is limited on the outer side face of the screw rod positioning seat.

6. The rotor detection fixture table according to claim 1, wherein the shaft (18) and the screw B (8) are positioned and rotated relative to the adjusting base (6) by a structure comprising: the shaft lever and the worm (19) as well as the screw B and the worm wheel (20) are fixed through pins, and the fixed worm wheel and worm are limited in the transmission cavity (605).