CN214560652U - Test jig of gear box - Google Patents

Abstract

The utility model relates to a gear box processing technology field just discloses a test jig of gear box, which comprises a supporting rack, the support frame is "L" shape, and the inside of support frame is hollow structure, the first backup pad of top fixedly connected with of the horizontal board of support frame, and first shifting chute has been seted up in the left side of first backup pad, and first shifting chute is "L" shape equally, and the spout has been seted up on the right side of first backup pad, and first sliding tray has been seted up at the top of the horizontal board of support frame. This test jig of gear box upwards removes through making to place the board, after the left end of gear box slided into the inside of placing the hole, starts the second motor and makes first threaded rod rotate, and then makes the second backup pad remove left and press from both sides tight fixedly to the gear box, simultaneously through the cooperation of placing hole and spacing groove and baffle, makes the fixed more stable of gear box, reduces the gear box gliding condition to a certain extent and appears when detecting.

Description

Test jig of gear box

Technical Field

The utility model relates to a gear box processing technology field specifically is a test jig of gear box.

Background

The gearbox is an important mechanical component widely applied to a wind generating set, and has the main function of transmitting power generated by a wind wheel under the action of wind power to a generator and enabling the generator to obtain a corresponding rotating speed, usually, the rotating speed of the wind wheel is very low and can not reach the rotating speed required by the generator for generating power, and the rotating speed is realized by the speed increasing action of a gear pair of the gearbox, so the gearbox is also called as a speed increasing box; at present, when a transmission fatigue life test is carried out on some gear boxes, the gear boxes need to be placed between a pair of test frames for positioning; however, for some heavier gear boxes, a factory usually needs to lift the gear box to a position flush with the positioning hole of the test frame by means of a small forklift or a crane, so that the detection of the gear box is more troublesome, meanwhile, the small forklift or the crane is easy to generate deviation when moving the gear box, so that the detection precision of the gear box is easy to generate errors, the detection time of the gear box is prolonged, and the detection cost of the gear box is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a test jig of gear box possesses the detection data advantage such as accurate laminating reality more of gear box, has solved the problem that the error easily appears in the detection precision of gear box.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a test jig for a gear box comprises a support frame, wherein the support frame is L-shaped, the interior of the support frame is of a hollow structure, the top of a transverse plate of the support frame is fixedly connected with a first support plate, the left side of the first support plate is provided with a first moving groove, the first moving groove is also L-shaped, the right side of the first support plate is provided with a sliding groove, the top of the transverse plate of the support frame is provided with a first sliding groove, the interior of the first sliding groove is slidably connected with a second support plate, the front side of a vertical plate of the support frame is provided with a second sliding groove, the front side of the vertical plate of the support frame is fixedly connected with a fixed plate, the left sides of the second support plate and the first support plate are both provided with placing holes, one sides of the first support plate and the second support plate, which are opposite to each other, the interior of the transverse plate of the support frame is fixedly connected with a second motor, and the rotating end of the second motor is fixedly connected with a first threaded rod, the right surface of the inside of the vertical plate of the support frame is fixedly connected with a limiting shaft, and a limiting height adjusting device is arranged inside the vertical plate of the support frame.

Preferably, the inside of first shifting chute runs through the inside of first backup pad and extends to the outside of first backup pad, and the inside of spout communicates with each other with the inside of first shifting chute, and the inside of first sliding tray communicates with each other with the inside of support frame, and the inside of second sliding tray slides with the rear side sliding connection of second backup pad, and the inside of the vertical groove of first shifting chute communicates with each other with the inside of placing the hole, and the inside of spacing groove communicates with each other with the inside of placing the hole.

Preferably, the right end of the first threaded rod is rotatably connected with the inner wall of the support frame, the surface of the first threaded rod is in threaded connection with the inside of the second support plate, the right end of the first threaded rod penetrates through the inside of the second support plate and extends to the outside of the second support plate, the surface of the limiting shaft is in sliding connection with the inside of the second support plate, and the left end of the limiting shaft penetrates through the inside of the second support plate and extends to the outside of the second support plate.

Preferably, spacing high adjusting device includes the second threaded rod, the top and the bottom of second threaded rod all are connected with the inner wall rotation of the vertical board of support frame, the power groove has been seted up to the front side of the vertical board of support frame, the inside sliding connection of power groove has places the board, the inside of placing the board is hollow structure, the first motor of top fixedly connected with of the vertical board of support frame, the top fixedly connected with location axle of the horizontal board of support frame, the top of placing the board is provided with the spin, the inside sliding connection who places the board has the baffle, the rear side fixedly connected with spacing of baffle, spacing is horizontal "U" font, the second shifting chute has been seted up at the top of placing the board.

Preferably, the inside of power groove communicates with each other with the inside of the vertical board of support frame, the surface of second threaded rod with place the inside threaded connection of board, the top of second threaded rod runs through in proper order and places the inside of the vertical board of board and support frame and extend to the outside of support frame, the rotation end of first motor and the top fixed connection of second threaded rod.

Preferably, the top of location axle and the bottom fixed connection of fixed plate, the top of location axle is run through the inside of placing the board and is extended to the outside of placing the board, the surface of location axle and the inside sliding connection who places the board, the surface of spacing with place the inside sliding connection of board, the inside of second shifting chute communicates with each other with the inside of placing the board, the surface of spacing and the inside swing joint of second shifting chute, the surface of baffle and the inside sliding connection of spout.

(III) advantageous effects

Compared with the prior art, the utility model provides a test jig of gear box possesses following beneficial effect:

1. this test jig of gear box, place the board through the messenger and upwards remove, after the left end of gear box slips into the inside of placing the hole, start the second motor and make first threaded rod rotate, and then make the second backup pad remove left and press from both sides tight fixedly to the gear box, simultaneously through the cooperation of placing hole and spacing groove and baffle, make the fixed more stable of gear box, reduce the gliding condition of gear box appearance when detecting to a certain extent, and then make the staff can be more smooth detect the gear box, the accurate laminating reality that makes the detection data of gear box more simultaneously to a certain extent.

2. This test jig of gear box, upwards rotate through making the baffle, make the inside of spacing frame slip-in second shifting chute transverse groove, and then make baffle and spacing frame remove left and slip-in the inside of spout, restriction through spout and second shifting chute, the board is placing when reciprocating to the messenger, the position of baffle obtains fixing and protection, and then make the gear box obtain the restriction in the position of placing the top of board, make that the staff can be safer move the gear box and adjust, make the detection of gear box more smooth safety, make the detection of gear box more convenient to a certain extent simultaneously.

3. This test jig of gear box can make the gear box and place the frictional force between the roof portion to reduce through the spin, and then make placing that the gear box can be more smooth place on placing the board, make that the staff can be more laborsaving place the gear box, make the staff remove the regulation to the position of gear box that can be more convenient after the gear box is placed simultaneously, and then make the position of gear box laminate the detection position more, make the more accurate of detection data of gear box.

Drawings

FIG. 1 is a schematic view of a testing jig structure of a gear box according to the present invention;

FIG. 2 is a schematic diagram of a second supporting plate structure of the present invention;

FIG. 3 is a schematic diagram of the structure of the placement plate of the present invention;

fig. 4 is a schematic view of the structure of the baffle plate in front view.

In the figure: the device comprises a support frame 1, a first support plate 2, a first moving groove 3, a sliding groove 4, a baffle 5, a second moving groove 6, a placing plate 7, a second support plate 8, a first sliding groove 9, a limiting groove 10, a placing hole 11, a positioning shaft 12, a second sliding groove 13, a fixing plate 14, a first motor 15, a second motor 16, a first threaded rod 17, a limiting shaft 18, a second threaded rod 19, a power groove 20, a rolling ball 21 and a limiting frame 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a test jig for a gear box comprises a support frame 1, wherein the support frame 1 is L-shaped, the interior of the support frame 1 is of a hollow structure, the top of a transverse plate of the support frame 1 is fixedly connected with a first support plate 2, the left side of the first support plate 2 is provided with a first moving groove 3, the first moving groove 3 is also L-shaped, the interior of the first moving groove 3 penetrates through the interior of the first support plate 2 and extends to the exterior of the first support plate 2, the right side of the first support plate 2 is provided with a sliding groove 4, the interior of the sliding groove 4 is communicated with the interior of the first moving groove 3, the top of the transverse plate of the support frame 1 is provided with a first sliding groove 9, the interior of the first sliding groove 9 is communicated with the interior of the support frame 1, the interior of the first sliding groove 9 is slidably connected with a second support plate 8, the second support plate 8 can move left and right in the interior of the first sliding groove 9, the front side of a vertical plate of the support frame 1 is provided with a second sliding groove 13, the inside of the second sliding groove 13 is connected with the rear side of the second supporting plate 8 in a sliding way, the second supporting plate 8 can move left and right in the second sliding groove 13, the front side of the vertical plate of the supporting frame 1 is fixedly connected with a fixing plate 14, the fixing plate 14 is positioned above the first supporting plate 2 and the second supporting plate 8, the left sides of the second supporting plate 8 and the first supporting plate 2 are both provided with placing holes 11, the insides of the two placing holes 11 respectively penetrate through the insides of the first supporting plate 2 and the second supporting plate 8 and respectively extend to the outsides of the first supporting plate 2 and the second supporting plate 8, the inside of the vertical groove of the first moving groove 3 is communicated with the inside of the placing holes 11, the opposite close sides of the first supporting plate 2 and the second supporting plate 8 are both provided with a limiting groove 10, the inside of the limiting groove 10 is communicated with the inside of the placing holes 11, and the gear box can be limited by the two limiting grooves 10, the gear fixing is more stable and firm, the sliding of the gear box during detection is reduced, the inside of a transverse plate of the support frame 1 is fixedly connected with a second motor 16, the second motor 16 is an existing structure and is not described in detail herein, the second motor 16 is connected with an external power supply to be started, the rotating end of the second motor 16 is fixedly connected with a first threaded rod 17, the right end of the first threaded rod 17 is rotatably connected with the inner wall of the support frame 1, the surface of the first threaded rod 17 is connected with the internal thread of the second support plate 8, the right end of the first threaded rod 17 penetrates through the inside of the second support plate 8 and extends to the outside of the second support plate 8, the second support plate 8 can move left and right on the first threaded rod 17, the right surface of the inside of a vertical plate of the support frame 1 is fixedly connected with a limiting shaft 18, the surface of the limiting shaft 18 is slidably connected with the inside of the second support plate 8, the left end of the limiting shaft 18 penetrates through the inside of the second support plate 8 and extends to the outside of the second support plate 8, the second supporting plate 8 can move left and right on the surface of the limiting shaft 18, and meanwhile, the second supporting plate 8 is not easy to be stuck by deviation when moving left and right by the limitation of the limiting shaft 18 and the first sliding groove 9, so that the second supporting plate 8 can move left and right more smoothly, and a limiting height adjusting device is arranged in a vertical plate of the supporting frame 1;

the limiting height adjusting device comprises a second threaded rod 19, the top and the bottom of the second threaded rod 19 are rotatably connected with the inner wall of the vertical plate of the support frame 1, the second threaded rod 19 can rotate inside the vertical plate of the support frame 1, a power groove 20 is formed in the front side of the vertical plate of the support frame 1, the inside of the power groove 20 is communicated with the inside of the vertical plate of the support frame 1, a placing plate 7 is slidably connected inside the power groove 20, the inside of the placing plate 7 is of a hollow structure, the placing plate 7 can move up and down inside the power groove 20, the surface of the second threaded rod 19 is in threaded connection with the inside of the placing plate 7, the top of the second threaded rod 19 sequentially penetrates through the inside of the vertical plate of the support frame 1 and the placing plate 7 and extends to the outside of the support frame 1, the placing plate 7 can move up and down on the surface of the second threaded rod 19, a first motor 15 is fixedly connected with the top of the vertical plate of the support frame 1, the first motor 15 is an existing structure and not described in detail herein, the first motor 15 is connected with an external power source to start, the rotating end of the first motor 15 is fixedly connected with the top of the second threaded rod 19, the top of the transverse plate of the support frame 1 is fixedly connected with the positioning shaft 12, the top of the positioning shaft 12 is fixedly connected with the bottom of the fixed plate 14, the top of the positioning shaft 12 penetrates through the inside of the placing plate 7 and extends to the outside of the placing plate 7, the surface of the positioning shaft 12 is slidably connected with the inside of the placing plate 7, the placing plate 7 can move up and down on the surface of the positioning shaft 12, and meanwhile, through the matching of the positioning shaft 12 and the power groove 20, when the placing plate 7 moves up and down, the situation of offset clamping is not easy to occur, so that the placing plate 7 can move up and down more smoothly, the rolling ball 21 is arranged on the top of the placing plate 7, and the rolling ball 21 can roll on the top of the placing plate 7, the gear box can be placed at the top of the placing plate 7, friction between the gear box and the top of the placing plate 7 can be reduced through the rolling balls 21, and therefore the gear box can be placed on the placing plate 7 more smoothly, workers can place the gear box more easily, and can move and adjust the position of the gear box more conveniently after the gear box is placed, so that the position of the gear box can be more attached to a detection position, and detection data of the gear box are more accurate;

the inner part of the placing plate 7 is connected with a baffle 5 in a sliding way, the rear side of the baffle 5 is fixedly connected with a limiting frame 22, the limiting frame 22 is in a transverse U shape, the surface of the limiting frame 22 is connected with the inner part of the placing plate 7 in a sliding way, the top part of the placing plate 7 is provided with two second moving grooves 6, the two second moving grooves 6 are arranged on the top part of the placing plate 7 at equal intervals, the inner part of the second moving grooves 6 is communicated with the inner part of the placing plate 7, the surface of the limiting frame 22 is movably connected with the inner part of the second moving grooves 6, the limiting frame 22 can slide into and slide out of the inner part of the longitudinal grooves of the second moving grooves 6 and can move left and right in the inner part of the transverse grooves of the second moving grooves 6, meanwhile, the limiting frame 22 cannot slide out of the second moving groove 6 due to the limitation of the second moving groove 6, the surface of the baffle 5 is in sliding connection with the inside of the sliding groove 4, and the baffle 5 can move up and down in the sliding groove 4;

the gear box is placed on the top of the placing plate 7, the left end of the gear box slides into the vertical groove of the first moving groove 3, the baffle 5 moves forwards, when the limiting frame 22 moves into the vertical groove of the second moving groove 6, the baffle 5 rotates upwards, the limiting frame 22 slides into the transverse groove of the second moving groove 6, the baffle 5 and the limiting frame 22 move leftwards and slide into the sliding groove 4, the position of the baffle 5 is fixed and protected when the placing plate 7 moves up and down through the limitation of the sliding groove 4 and the second moving groove 6, the position of the gear box on the top of the placing plate 7 is limited, the gear box can be moved and adjusted more safely by workers, the detection of the gear box is more smooth and safe, the first motor 15 is started, the placing plate 7 moves upwards, after the left end of the gear box slides into the placing hole 11, start second motor 16 and make first threaded rod 17 rotate, and then make second backup pad 8 remove left and press from both sides tight fixedly to the gear box, simultaneously through the cooperation of placing hole 11 and spacing groove 10 and baffle 5, make the fixed more stable of gear box, reduce the gliding condition of gear box appearance when detecting to a certain extent, and then make that the staff can be more smooth detect the gear box, make the more accurate laminating reality of detection data of gear box simultaneously to a certain extent.

The working principle is as follows:

when the test rack of the gear box is used, the gear box is placed on the top of the placing plate 7, the end part of the left side of the gear box slides into the vertical groove of the first moving groove 3, the baffle 5 moves forwards, when the limiting frame 22 moves to the inner part of the longitudinal groove of the second moving groove 6, the baffle 5 rotates upwards, the limiting frame 22 slides into the transverse groove of the second moving groove 6, the baffle 5 and the limiting frame 22 move leftwards and slide into the sliding groove 4, the placing plate 7 is fixed and protected when moving up and down through the limitation of the sliding groove 4 and the second moving groove 6, the first motor 15 is started, the placing plate 7 moves upwards, after the left end of the gear box slides into the placing hole 11, the second motor 16 is started, the first threaded rod 17 rotates, the second supporting plate 8 moves leftwards and clamps and fixes the gear box, simultaneously through placing hole 11 and spacing groove 10 and baffle 5's cooperation, make the fixed stability more of gear box, the more accurate laminating reality of the detected data that makes the gear box to a certain extent.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a test jig of gear box, includes support frame (1), its characterized in that: the supporting frame (1) is L-shaped, the inside of the supporting frame (1) is of a hollow structure, the top of a transverse plate of the supporting frame (1) is fixedly connected with a first supporting plate (2), the left side of the first supporting plate (2) is provided with a first moving groove (3), the first moving groove (3) is also L-shaped, the right side of the first supporting plate (2) is provided with a sliding groove (4), the top of the transverse plate of the supporting frame (1) is provided with a first sliding groove (9), the inside of the first sliding groove (9) is slidably connected with a second supporting plate (8), the front side of a vertical plate of the supporting frame (1) is provided with a second sliding groove (13), the front side of the vertical plate of the supporting frame (1) is fixedly connected with a fixed plate (14), the left sides of the second supporting plate (8) and the first supporting plate (2) are both provided with placing holes (11), one side of the first supporting plate (2) opposite to the second supporting plate (8) is both provided with a limiting groove (10), the inside fixedly connected with second motor (16) of horizontal board of support frame (1), the rotation end fixedly connected with first threaded rod (17) of second motor (16), the inside spacing axle (18) of right fixed surface of support frame (1) vertical inboard portion, the inside of support frame (1) vertical board is provided with spacing high adjusting device.

2. A test rack for a gearbox according to claim 1, characterized in that: the inside of first backup pad (2) is run through to the inside of first shifting chute (3) and extends to the outside of first backup pad (2), the inside of spout (4) communicates with each other with the inside of first shifting chute (3), the inside of first sliding tray (9) communicates with each other with the inside of support frame (1), the inside of second sliding tray (13) and the rear side sliding connection of second backup pad (8), the inside of first shifting chute (3) vertical groove communicates with each other with the inside of placing hole (11), the inside of spacing groove (10) communicates with each other with the inside of placing hole (11).

3. A test rack for a gearbox according to claim 1, characterized in that: the right-hand member of first threaded rod (17) is rotated with the inner wall of support frame (1) and is connected, the inside threaded connection of the surface of first threaded rod (17) and second backup pad (8), the right-hand member of first threaded rod (17) runs through the inside of second backup pad (8) and extends to the outside of second backup pad (8), the inside sliding connection of the surface of spacing axle (18) and second backup pad (8), the left end of spacing axle (18) runs through the inside of second backup pad (8) and extends to the outside of second backup pad (8).

4. A test rack for a gearbox according to claim 1, characterized in that: spacing high adjusting device includes second threaded rod (19), the top and the bottom of second threaded rod (19) all rotate with the inner wall of support frame (1) vertical board and be connected, power groove (20) have been seted up to the front side of support frame (1) vertical board, the inside sliding connection of power groove (20) has places board (7), the inside of placing board (7) is hollow structure, the first motor of top fixedly connected with (15) of support frame (1) vertical board, the top fixedly connected with location axle (12) of support frame (1) horizontal board, the top of placing board (7) is provided with spin (21), the inside sliding connection of placing board (7) has baffle (5), the rear side fixedly connected with spacing (22) of baffle (5), spacing (22) are horizontal "U" font, place the top of board (7) and seted up second shifting chute (6).

5. A gearbox test rack according to claim 4, characterized in that: the inside of power groove (20) communicates with each other with the inside of the vertical board of support frame (1), the surface of second threaded rod (19) with place the inside threaded connection of board (7), the top of second threaded rod (19) runs through in proper order and places the inside of board (7) and the vertical board of support frame (1) and extend to the outside of support frame (1), the rotation end of first motor (15) and the top fixed connection of second threaded rod (19).

6. A gearbox test rack according to claim 4, characterized in that: the top of location axle (12) and the bottom fixed connection of fixed plate (14), the top of location axle (12) is run through the inside of placing board (7) and is extended to the outside of placing board (7), the surface of location axle (12) and the inside sliding connection who places board (7), the surface of spacing frame (22) and the inside sliding connection who places board (7), the inside of second shifting chute (6) communicates with each other with the inside of placing board (7), the surface of spacing frame (22) and the inside swing joint of second shifting chute (6), the surface of baffle (5) and the inside sliding connection of spout (4).

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