CN219495556U

CN219495556U - Paddle dynamic balance testing device

Info

Publication number: CN219495556U
Application number: CN202320276637.8U
Authority: CN
Inventors: 吴伟锋; 闻余根
Original assignee: Zhangjiagang Renda Metal Products Co ltd
Current assignee: Zhangjiagang Renda Metal Products Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-08-08
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to the technical field of blade dynamic balance testing, in particular to a blade dynamic balance testing device, which comprises a substrate, wherein two telescopic rods I are arranged on the top surface of the substrate, a supporting plate is fixed on the top surface of each telescopic rod I, supporting panels are fixed at two ends of each supporting plate, a top plate is fixed between the tops of the two supporting panels, a crimping roller is arranged at the bottom of each top plate, two ends of each crimping roller are respectively connected with a sliding column and a positioning column in a rotating mode, a photoelectric sensor is fixed at the bottom end of each sliding column, and a vibration sensor is embedded and fixed on the bottom surface of each supporting plate. According to the utility model, the two ends of the mandrel are restrained in a rolling way through the crimping roller and the supporting roller, the two clamping seats are moved close to each other to fix the mandrel and the disc together, the motor drives the disc to rotate to drive the mandrel to rotate with the blade, the photoelectric sensor measures the rotation speed of the mandrel, the vibration sensor measures the vibration data of the blade, and whether the mandrel and the blade are in dynamic balance or not is tested.

Description

Paddle dynamic balance testing device

Technical Field

The utility model relates to the technical field of blade dynamic balance test, in particular to a blade dynamic balance test device.

Background

The method is characterized in that a spindle provided with the blade is fixed on an external support to rotate, vibration data and rotation speed of the blade can be measured respectively through a vibration sensor and a photoelectric sensor, whether the dynamic balance precision of the blade can meet the use standard or not can be analyzed through the measurement data, however, the existing most of blade dynamic balance testing devices are strong in specificity, generally only one type of spindle and blade can be subjected to dynamic balance testing, the rotation space range of the blade and the length limit of the spindle are large, the blade dynamic balance testing device is not easy to flexibly adjust, and the blade dynamic balance testing device meets different sizes and performs dynamic balance testing.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide the blade dynamic balance testing device, the two ends of a mandrel are restrained in a rolling way through a crimping roller and a supporting roller, two clamping seats are moved close to each other to enable the mandrel and a disc to be fixed together, a motor drives the disc to rotate to enable the mandrel to drive the blade to rotate, a photoelectric sensor measures the rotation speed of the mandrel, a vibration sensor measures vibration data of the blade to realize the dynamic balance of the testing mandrel and the blade, wherein one telescopic rod can move transversely, the mandrel is convenient to install on the testing device, the first telescopic rod and the second telescopic rod can adjust the height longitudinally, the space requirements of the rotation of the blades with different sizes can be met conveniently, and the space between the crimping roller and the supporting roller and the space between the supporting roller and the supporting roller can be adjusted, so that the mandrels with different sizes can be installed and fixed conveniently.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a paddle dynamic balance testing arrangement, includes the base plate, the top surface of base plate is provided with two telescopic links one, wherein, one telescopic link one and base plate sliding connection, another telescopic link one and base plate fixed connection, the top surface of telescopic link one is fixed with the layer board, the both ends of layer board all are fixed with support panel, two be fixed with the roof between support panel's the top, the bottom of roof is provided with the crimping roller, the both ends of crimping roller are rotated respectively and are connected with sliding column and reference column, the bottom mounting of sliding column has photoelectric sensor, the bottom surface embedding of layer board is fixed with vibration sensor, the top surface sliding connection of layer board has two movable seats, the top rotation of movable seat is connected with the backing roll, the one end of base plate top surface is fixed with telescopic link two, the top of telescopic link two is fixed with the quick-witted case, the one end transmission of machine case is connected with and is used for taking external dabber pivoted driving medium.

The method is further characterized in that: the transmission piece comprises a disc connected with the chassis in a transmission way, two connecting blocks are fixed at the top and the bottom of the disc, a two-way screw rod II is connected between the two connecting blocks in a rotating way, a limiting shaft is fixed between the other two connecting blocks in a relative arrangement way, and two clamping seats are arranged between the two-way screw rod II and the limiting shaft.

The method is further characterized in that: the inside of machine case is fixed with the motor, the output and the disc fixed connection of motor, the one end and the two-way screw of grip slipper are close to be connected soon, the other end and the spacing axle sliding connection of grip slipper.

The method is further characterized in that: the sliding column is in sliding connection with the top plate, and the top surface of the positioning column is rotationally connected with a second screw rod which is in screwing connection with the top plate.

The method is further characterized in that: the top surface of the supporting plate is provided with a first sliding groove which is in sliding connection with the movable seat, the first sliding groove of the supporting plate is rotationally connected with a first bidirectional screw rod, and the movable seat is rotationally connected with the first bidirectional screw rod.

The method is further characterized in that: the top surface of base plate has seted up the spout two, wherein, one the bottom surface of telescopic link be fixed with spout two sliding connection's removal seat, spout two inside rotations are connected with screw rod one, screw rod one with remove the seat and spin and be connected.

The utility model has the beneficial effects that:

1. the first telescopic rod connected with the first screw rod in a screwing way is rotated to enable the supporting plate to move in a direction deviating from the other telescopic rod, so that a gap between the two supporting plates is larger than the length of the mandrel, one end of the mandrel is conveniently inserted between the two clamping seats on the transmission part, then the first telescopic rod on the first screw rod is reversely moved again to enable the two ends of the mandrel to be located at positions between the corresponding position supporting roller and the crimping roller, the crimping roller is matched with the supporting roller to restrict the positions of the two ends of the mandrel, then the motor rotates with the disc to enable the two clamping seats to rotate, the mandrel rotates with the blade, at the moment, the photoelectric sensor on the sliding column measures the rotation speed of the mandrel, the vibration sensor on the supporting plate measures the vibration data of the blade, and whether dynamic balance of the mandrel and the blade is tested is achieved;

2. through manual regulation telescopic link one with telescopic link two's supporting height, the paddle of being convenient for base plate top can allow not unidimensional rotates, rotate two bi-directional screw one and make two remove the seat and can be close to each other and remove or to the direction that deviates from each other, cooperation rotation screw two makes the crimping roller move down, realize nimble clearance between backing roll and the crimping roller, be convenient for install the dabber of different thickness, through all being connected with two bi-directional screw two soon with two grip brackets, and then realize rotating two bi-directional screw two and make two grip brackets remove the dabbers of centre gripping different sizes, be convenient for satisfy different size paddles and dabber and carry out the balanced test of action.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIGS. 1-2 are schematic views of the overall structure of the present utility model from different viewing angles;

FIG. 3 is a schematic view of the internal structure of a substrate according to the present utility model;

FIGS. 4-5 are schematic views showing the overall structure of the pallet top according to the present utility model from different angles;

fig. 6 is a schematic diagram of a transmission member structure in the present utility model.

In the figure: 100. a substrate; 110. a first telescopic rod; 120. a second telescopic rod; 130. a first screw; 200. a supporting plate; 210. a support panel; 211. a top plate; 220. a vibration sensor; 230. a bidirectional screw rod I; 300. a crimping roller; 310. a sliding column; 320. positioning columns; 321. a photoelectric sensor; 322. a second screw; 400. a movable seat; 410. a support roller; 500. a chassis; 600. a transmission member; 610. a disc; 620. a connecting block; 630. a two-way screw rod II; 640. a limiting shaft; 650. a clamping seat.

Detailed Description

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

Referring to fig. 1-6, a paddle dynamic balance testing device includes a substrate 100, two first telescopic rods 110 are disposed on the top surface of the substrate 100, wherein one first telescopic rod 110 is slidably connected with the substrate 100, the other first telescopic rod 110 is fixedly connected with the substrate 100, a supporting plate 200 is fixed on the top surface of the first telescopic rod 110, supporting plates 210 are fixed on both ends of the supporting plate 200, a top plate 211 is fixed between the tops of the two supporting plates 210, a crimping roller 300 is disposed on the bottom of the top plate 211, sliding columns 310 and positioning columns 320 are respectively rotatably connected on both ends of the crimping roller 300, a photoelectric sensor 321 is fixed on the bottom end of the sliding column 310, a vibration sensor 220 is embedded and fixed on the bottom surface of the supporting plate 200, two movable seats 400 are slidably connected on the top surface of the supporting plate 200, a supporting roller 410 is rotatably connected on the top surface of the substrate 100, a second telescopic rod 120 is fixed on one end of the top surface of the substrate 100, a chassis 500 is fixed on the top of the telescopic rod, and one end of the chassis 500 is in transmission connection with a transmission member 600 for driving an external mandrel to rotate.

The transmission piece 600 comprises a disc 610 in transmission connection with the chassis 500, two connecting blocks 620 are fixed at the top and the bottom of the disc 610, wherein a two-way screw rod II 630 is rotatably connected between the two connecting blocks 620 which are oppositely arranged, a limiting shaft 640 is fixed between the other two connecting blocks 620 which are oppositely arranged, two clamping seats 650 are arranged between the two-way screw rod II 630 and the limiting shaft 640, the two-way screw rod II 630 is rotatably convenient for the clamping seats 650 to move along the limiting shaft 640, and the two clamping seats 650 clamp and fix the mandrel; the motor is fixed in the chassis 500, the output end of the motor is fixedly connected with the disc 610, one end of the clamping seat 650 is connected with the two-way screw rod 630 in a screwing mode, the other end of the clamping seat 650 is connected with the limiting shaft 640 in a sliding mode, and the two-way screw rod 630 is convenient for adjusting the two clamping seats 650 to move close to each other or move towards the direction deviating from each other.

The sliding column 310 is in sliding connection with the top plate 211, the top surface of the positioning column 320 is rotationally connected with a second screw rod 322 which is rotationally connected with the top plate 211, and the second screw rod 322 rotates to enable the positioning column 320 to move up and down at the bottom of the top plate 211 with the crimping roller 300; the top surface of the supporting plate 200 is provided with a first sliding groove which is in sliding connection with the movable seat 400, the first sliding groove of the supporting plate 200 is rotationally connected with a first bidirectional screw 230, the movable seat 400 is rotationally connected with the first bidirectional screw 230, and the first bidirectional screw 230 rotates to enable the two movable seats 400 to move close to each other or move in directions deviating from each other, so that the distance between the two supporting rollers 410 is adjusted; a second sliding groove is formed in the top surface of the base plate 100, a moving block which is in sliding connection with the second sliding groove is fixed on the bottom surface of one first telescopic rod 110, a first screw rod 130 is rotatably connected in the second sliding groove, the first screw rod 130 is rotatably connected with the moving block, the first screw rod 130 rotates to enable the first telescopic rod 110 to move along the supporting plate 200 in a direction deviating from the first telescopic rod 110, the distance between the two supporting plates 200 is increased, and the quick mandrel installation is facilitated.

Working principle: during operation, the two moving seats 400 are moved along with the supporting rollers 410 according to the thickness of the mandrel, the gap between the two supporting rollers 410 does not allow the mandrel to pass through, the mandrel can be supported in a rolling manner, then the first screw 130 is rotated to enable the telescopic rod 110 (manually adjusting the telescopic rod) connected with the first screw to move in a rotating manner in a direction away from the first telescopic rod 110, the distance between the two supporting plates 200 is increased, then one end of the mandrel (the outer side is fixedly provided with a blade) is inserted between the two clamping seats 650, at the moment, both ends of the mandrel are placed on the two supporting rollers 410 at the corresponding positions, the second screw 322 is rotated to enable the positioning column 320 to move downwards along with the crimping rollers 300, the mandrel is located between the crimping rollers 300 and the two supporting rollers 410, the crimping rollers 300 and the supporting rollers 410 are in rotating abutment with the mandrel, then the two clamping seats 650 are moved close to each other, at the moment, the two clamping seats clamp the mandrel is fixed, a motor inside the case 500 rotates along with the disc 610, the disc 610 rotates along with the mandrel, the two clamping seats rotate, the blade 310, the two supporting plates rotate along with the spindle, and the blade 321 and the photoelectric sensor 200 are in the measuring speed of the mandrel is measured, and the vibration sensor is in the measuring data.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative and explanatory of the utility model, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the utility model or exceeding the scope of the utility model as defined in the claims.

Claims

1. The blade dynamic balance testing device comprises a substrate (100), and is characterized in that the top surface of the substrate (100) is provided with two telescopic rods (110), one telescopic rod (110) is in sliding connection with the substrate (100), the other telescopic rod (110) is fixedly connected with the substrate (100), the top surface of the telescopic rod (110) is fixedly provided with a supporting plate (200), both ends of the supporting plate (200) are fixedly provided with supporting plates (210), a top plate (211) is fixedly arranged between the tops of the two supporting plates (210), the bottom of the top plate (211) is provided with a crimping roller (300), both ends of the crimping roller (300) are respectively and rotatably connected with a sliding column (310) and a positioning column (320), the bottom end of the sliding column (310) is fixedly provided with a photoelectric sensor (321), the bottom surface of the supporting plate (200) is fixedly embedded with a vibration sensor (220), the top surface of the supporting plate (200) is fixedly provided with two movable seats (400), the top surface of the supporting plate (200) is fixedly provided with a supporting plate (400), one sliding groove (230) is rotatably connected with a sliding groove (230), one sliding groove (230) is rotatably connected with the sliding groove (230), and the sliding groove (400) is in a bidirectional sliding groove (400), the utility model discloses a flexible machine is characterized by comprising a base plate (100), a flexible rod II (120) is fixed to one end of base plate (100) top surface, organic case (500) is fixed at the top of flexible rod II (120), the one end transmission of case (500) is connected with and is used for taking external dabber pivoted driving medium (600), driving medium (600) are including disc (610) of being connected with case (500) transmission, the top and the bottom of disc (610) all are fixed with two connecting blocks (620), wherein rotate between two connecting blocks (620) of opposite arrangement and be connected with two-way lead screw II (630), be fixed with spacing axle (640) between two other connecting blocks (620) of opposite arrangement, be provided with two grip brackets (650) between two-level lead screw II (630) and the spacing axle (640).

2. The blade dynamic balance testing device according to claim 1, wherein a motor is fixed in the chassis (500), an output end of the motor is fixedly connected with the disc (610), one end of the clamping seat (650) is rotationally connected with the bi-directional screw rod (630), and the other end of the clamping seat (650) is slidably connected with the limiting shaft (640).

3. The blade dynamic balance testing device according to claim 1, wherein the sliding column (310) is slidably connected with the top plate (211), and the top surface of the positioning column (320) is rotatably connected with a second screw (322) which is screwed with the top plate (211).

4. The blade dynamic balance testing device according to claim 1, wherein a second sliding groove is formed in the top surface of the base plate (100), a moving block which is in sliding connection with the second sliding groove is fixed on the bottom surface of one telescopic rod (110), a first screw rod (130) is rotatably connected in the second sliding groove, and the first screw rod (130) is rotatably connected with the moving block.