Variable pitch motor butt joint tool

Abstract

The utility model relates to a variable pitch motor butt joint tool, which comprises a plurality of splicing modules, the plurality of splicing modules are spliced along an annular track, each splicing module comprises a first splicing piece, a second splicing piece and a connecting piece, and the second splicing piece and the first splicing piece are arranged at an interval in a first direction; the connecting piece extends in the first direction and is connected between the first splicing piece and the second splicing piece, and the connecting piece has a moving freedom degree in the first direction; wherein the first splicing pieces of the multiple splicing modules define a first butt joint hole along the annular track, the second splicing pieces of the multiple splicing modules define a second butt joint hole along the annular track, and the first butt joint hole and the second butt joint hole are coaxially arranged in the first direction in a spaced mode. According to the scheme, the variable-pitch motor and the variable-pitch speed reducer can be directly in butt joint, supporting force is provided for the butt joint process of equipment, the workload of installation personnel is relieved, and the overall installation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind power generation technical field especially is involved in a kind of variable pitch motor butt joint tool. BACKGROUND

[0002] When the variable pitch motor in wind turbine is damaged, dismounting operation needs to be carried out on the variable pitch motor when replacing new variable pitch motor, so that the operation of the butt joint of the variable pitch motor and the variable pitch reducer will be involved.

[0003] In the prior art, the lifting sling is usually fixed on the variable pitch drive support on the impeller hub. Due to the shape limitation of the drive support, the lifting hook of the lifting sling cannot be directly opposite to the variable pitch motor when lifting the variable pitch motor, and the lifting hook is in an inclined state.

[0004] At this time, the installer needs to slightly push the motor to the installation center of the reducer. When the lifting sling is lowered, the variable pitch motor pin shaft contacts the variable pitch reducer. Since there is no other support, the installer needs to use a lot of force to support the motor to keep it vertical. Moreover, repeated attempts are needed to successfully install the motor, which has a high installation difficulty, increases the workload of the installer, and has a low installation efficiency. SUMMARY

[0005] The utility model embodiment provides a kind of variable pitch motor butt joint tool, can directly the butt joint of variable pitch motor and variable pitch reducer, provides support force for the butt joint process of equipment, reduces the workload of installer, improves the overall installation efficiency.

[0006] According to the utility model embodiment, a variable pitch motor butt joint tool is provided. The butt joint tool includes a plurality of assembly modules. The plurality of assembly modules are arranged along a circular trajectory. Each assembly module includes a first assembly piece, a second assembly piece, and a connecting piece. The second assembly piece is spaced apart from the first assembly piece in a first direction. The connecting piece extends along the first direction and is connected between the first assembly piece and the second assembly piece. The connecting piece has a degree of freedom of movement in the first direction to adjust the distance between the first assembly piece and the second assembly piece in the first direction. The first assembly pieces of the plurality of assembly modules form a first butt joint hole around the circular trajectory. The second assembly pieces of the plurality of assembly modules form a second butt joint hole around the circular trajectory and form a receiving space for receiving the variable pitch motor. The first butt joint hole and the second butt joint hole are spaced apart and coaxially arranged in the first direction.

[0007] According to an aspect of the embodiment of the utility model, the first splicing piece and the second splicing piece comprise arc-shaped body structures, the first butt joint hole formed by the plurality of first splicing pieces along the annular track comprises a hole type structure for engaging with the flange of the variable pitch reducer, and the second butt joint hole formed by the plurality of second splicing pieces along the annular track comprises a hole type structure for the pin shaft of the variable pitch motor to pass through.

[0008] According to an aspect of the embodiment of the utility model, each assembly module further comprises a transmission member, the transmission member is arranged on the second splicing piece and rotationally connected with the second splicing piece, the transmission member can rotate along the annular track relative to the second splicing piece, the transmission member can drive the variable pitch motor to rotate until the protruding key on the pin shaft of the variable pitch motor corresponds to the gap at the shaft hole of the variable pitch reducer.

[0009] According to an aspect of the embodiment of the utility model, the transmission member comprises a plurality of rolling parts distributed along the same ring line at intervals, the ring line is coaxially arranged with the second butt joint hole, each rolling part is rotationally connected with the second splicing piece, and the rotation axis of the rolling part extends along the radial direction of the second butt joint hole.

[0010] According to an aspect of the embodiment of the utility model, the plurality of assembly modules comprise a first assembly module and a second assembly module, the first assembly module and the second assembly module are arranged in abutment and form the first butt joint hole and the second butt joint hole by being enclosed;

[0011] The end of the first assembly module and the second assembly module in abutment is rotationally connected with each other, and the other end is arranged to be openable to each other.

[0012] According to an aspect of the embodiment of the utility model, the first splicing piece of the first assembly module and the first splicing piece of the second assembly module are respectively hingedly connected at one end facing each other and detachably connected at the other end facing each other.

[0013] And / or, the second splicing piece of the first assembly module and the second splicing piece of the second assembly module are respectively hingedly connected at one end facing each other and detachably connected at the other end facing each other.

[0014] According to an aspect of the embodiment of the utility model, the connecting member comprises a telescopic cylinder, one of the cylinder body and the cylinder rod of the telescopic cylinder is connected with the first splicing piece and the other is connected with the second splicing piece.

[0015] Alternatively, the connecting member comprises a screw rod, a screw nut and a nut, the screw rod extends along the first direction and passes through the first splicing piece and the second splicing piece, the screw nut is connected to one end of the screw rod in the first direction and is located on the side of the second splicing piece away from the first splicing piece, and the nut is sleeved on the screw rod and located between the first splicing piece and the second splicing piece.

[0016] According to an aspect of the embodiment of the utility model, each assembling module further includes a support piece, the support piece extends along the first direction and is connected with the first splicing piece at one end in the first direction and connected with the second splicing piece at the other end, and the support piece has elasticity in the first direction.

[0017] According to an aspect of the embodiment of the utility model, the support piece includes a first support part and a second support part extending in the first direction, the first support part is connected with the first splicing piece and the second support part is connected with the second splicing piece, and the second support part is inserted into the first support part and can move along the first direction relative to the first support part.

[0018] According to an aspect of the embodiment of the utility model, each assembling module further includes a shielding piece, the shielding piece includes a first shielding part and a second shielding part, the first shielding part is connected to the side of the second splicing piece away from the first splicing piece and located at the edge of the second splicing piece, the second shielding part is connected to the side of the first shielding part away from the second splicing piece, and the second shielding part extends away from the side of the first splicing piece and the second splicing piece.

[0019] The embodiment of the utility model provides a kind of variable pitch motor butt joint tool, by being set to the structure form of multiple assembling modules along annular trajectory splicing, so that the first splicing piece in each assembling module is enclosed to form first butt joint hole and the second splicing piece is enclosed to form second butt joint hole, using the first splicing piece is clamped in the flange of variable pitch reducer and the shaft hole of variable pitch reducer is exposed at first butt joint hole, using the second splicing piece supports variable pitch motor and the pin shaft of variable pitch motor is exposed at second butt joint hole, since first butt joint hole and second butt joint hole are spaced apart and coaxially arranged in the first direction, therefore, using the characteristics that connecting piece can move in the first direction, the interval of first butt joint hole and second butt joint hole in the first direction can be adjusted, so that it can drive the pin shaft of variable pitch motor and the shaft hole of variable pitch reducer are automatically butt jointed in the first direction, to avoid staff manually holding variable pitch motor and variable pitch reducer to be butt jointed, save manual labor, improve the butt joint efficiency between equipment, also have higher butt joint precision. BRIEF DESCRIPTION OF DRAWINGS

[0020] The features, advantages, and technical effects of the exemplary embodiments of the utility model will be described below with reference to the drawings.

[0021] Figure 1 is the structure schematic diagram of the utility model embodiment a kind of variable pitch motor butt joint tool in locking state;

[0022] Figure 2 is the structure schematic diagram of the utility model embodiment a kind of variable pitch motor butt joint tool in open state.

[0023] Reference signs:

[0024] 100 - docking tool; 101 - assembly module; Z - first direction; 1 - first docking hole; 2 - second docking hole;

[0025] 10 - first assembly piece; 20 - second assembly piece; 30 - connecting piece; 31 - screw rod; 32 - nut; 33 - nut; 40 - transmission piece; 41 - rolling part; 50 - support piece; 51 - first support part; 52 - second support part; 60 - shielding piece; 61 - first shielding part; 62 - second shielding part.

[0026] In the drawings, the same components are designated by the same reference numerals. The drawings are not drawn to scale. DETAILED DESCRIPTION

[0027] Features and exemplary embodiments of each aspect of the present application will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, it will be apparent to one of ordinary skill in the art that the present application can be practiced without some of these specific details. The description of the embodiments is merely to provide a better understanding of the present application by showing examples of the present application. In the drawings and the following description, well-known structures and techniques are not shown in order to avoid unnecessary obscuring of the present application; and, for clarity, the dimensions of some structures can be exaggerated. In addition, the features, structures or characteristics described below can be combined in any suitable manner in one or more embodiments.

[0028] The orientation words appearing in the following description are the directions shown in the drawings, and do not limit the specific structure of the variable pitch motor docking tool of the present application. In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting" and "connecting" should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be directly connected, or indirectly connected. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0029] In order to better understand the present application, the following will be described in conjunction with Figures 1 to 2 The variable pitch motor docking tool of the present application embodiment is described in detail.

[0030] Please refer to Figure 1 and Figure 2According to the utility model embodiments, a butt joint tool 100 for a variable pitch motor is provided, the butt joint tool 100 comprises a plurality of assembly modules 101, the plurality of assembly modules 101 are arranged along an annular track, each assembly module 101 comprises a first assembly piece 10, a second assembly piece 20 and a connecting piece 30, the second assembly piece 20 is arranged at intervals with the first assembly piece 10 in a first direction Z; the connecting piece 30 extends along the first direction Z and is connected between the first assembly piece 10 and the second assembly piece 20, the connecting piece 30 has a movement freedom degree in the first direction Z to adjust the interval of the first assembly piece 10 and the second assembly piece 20 in the first direction Z; wherein the first assembly pieces 10 of the plurality of assembly modules 101 are enclosed to form a first butt joint hole 1 along the annular track, the second assembly pieces 20 of the plurality of assembly modules 101 are enclosed to form a second butt joint hole 2 along the annular track, and the first butt joint hole 1 and the second butt joint hole 2 are arranged at intervals and coaxially in the first direction Z.

[0031] In the embodiment, the variable pitch motor needs to be manually moved or rotated by a worker in the process of butt joint of the variable pitch motor and the variable pitch reducer, so that the pin shaft of the variable pitch motor is aligned with the shaft hole of the variable pitch reducer to complete the butt joint process of the two, which is time-consuming and laborious, and the worker needs to repeatedly perform alignment operation, thereby increasing the labor amount of the worker.

[0032] Therefore, the butt joint tool 100 is provided in the embodiment, which can realize automatic alignment and insertion of the variable pitch motor, the variable pitch motor is formed by a plurality of assembly modules 101 along an annular track, can form a complete annular body structure and cooperate with the variable pitch motor and the variable pitch reducer, and the assembled structure can be split into a plurality of assembly modules 101, thereby facilitating repeated use of the tool.

[0033] Optionally, the first assembly piece 10 and the second assembly piece 20 can be a plate structure, and the connecting piece 30 can be a rod structure, and the application is not limited thereto.

[0034] When the plurality of assembly modules 101 are assembled, the plurality of first assembly pieces 10 enclose to form the first butt joint hole 1, and the plurality of second assembly pieces 20 enclose to form the second butt joint hole 2, and the plurality of first assembly pieces 10 can surround the structure of the variable pitch reducer and expose the shaft hole of the variable pitch reducer at the first butt joint hole 1.

[0035] At this time, only need to hoist the variable pitch motor to the second splice piece 20 after splicing, so that the pin shaft of the variable pitch motor passes through the second interface hole 2, because the first interface hole 1 and the second interface hole 2 are coaxially arranged in the first direction Z, therefore, the pin shaft of the variable pitch motor and the shaft hole of the variable pitch reducer are coaxially corresponding at this time, thereby ensuring the butt joint accuracy of both in the first direction Z.

[0036] Because the connecting piece 30 between the upper and lower splice pieces has the freedom of movement in the first direction Z, the staff only needs to adjust the connecting piece 30, that is, to drive the second splice piece 20 and the variable pitch motor above to move downward towards the variable pitch reducer, until the butt joint of both in the first direction Z is completed. After the above butt joint process is completed, only need to split the plurality of assembly modules 101, so that the butt joint tool 100 as a whole falls off the equipment, so as to use the butt joint tool 100 next time.

[0037] It needs to be known that because the variable pitch motor and the variable pitch reducer often need to be matched in size, a variable pitch motor of a type needs to be butt jointed with a variable pitch reducer of a corresponding type, therefore, the butt joint tool 100 provided in the embodiment is also special for special machines, which can meet the butt joint of the variable pitch motor of the same type.

[0038] The utility model embodiment provides a kind of variable pitch motor butt joint tool 100, by being set to the structure form that the butt joint tool 100 is spliced to multiple assembly modules 101 along annular track, so that the first splice piece 10 in each assembly module 101 is enclosed to form the first interface hole 1 and the second splice piece 20 is enclosed to form the second interface hole 2, using the first splice piece 10 is clamped in the flange of variable pitch reducer and the shaft hole of variable pitch reducer is exposed at the first interface hole 1, using the second splice piece 20 supports variable pitch motor and the pin shaft of variable pitch motor is exposed at the second interface hole 2, because the first interface hole 1 and the second interface hole 2 are spaced apart and coaxially arranged in the first direction Z, therefore, using the characteristic that connecting piece 30 can move in the first direction Z, the interval of the first interface hole 1 and the second interface hole 2 in the first direction Z can be adjusted, so that it can drive the pin shaft of variable pitch motor and the shaft hole of variable pitch reducer in the first direction Z Automatic butt joint, thereby avoiding staff manually holding variable pitch motor and variable pitch reducer to butt joint, save manual labor, improve the butt joint efficiency between equipment, also have higher butt joint accuracy.

[0039] As an optional embodiment, please refer to Figure 1 And Figure 2 The first splice piece 10 and the second splice piece 20 include arc-shaped body structure, and the first interface hole 1 and the second interface hole 2 enclosed by the plurality of first splice pieces 10 and the plurality of second splice pieces 20 along annular track include hole-shaped structure.

[0040] Optionally, the first splicing piece 10 and the second splicing piece 20 are arranged as arc-shaped structures in the embodiment, so that two complete annular structures can be formed after the plurality of splicing pieces are spliced and enclosed, and the first connecting hole 1 and the second connecting hole 2 can be circular holes.

[0041] Of course, the structure of the splicing piece can also be adjusted according to the actual profile of the variable pitch motor and the variable pitch reducer, for example, the splicing piece can also be arranged to form a polygonal annular structure, and the present application is not limited thereto, and the structure needs to be matched according to the actual equipment.

[0042] The utility model embodiment provides a kind of variable pitch motor butt joint tool 100, by being arranged as arc-shaped structure to first splicing piece 10 and second splicing piece 20, so that butt joint tool 100 can better match more commonly used cylindrical variable pitch motor and variable pitch reducer, with better equipment applicability, simultaneously, it is also convenient to complete subsequent rotation adjustment.

[0043] As an optional embodiment, please refer to Figure 1 And Figure 2 Each assembling module 101 further includes a transmission member 40, which is arranged on the second splicing piece 20 and rotationally connected with the second splicing piece 20, and the transmission member 40 can rotate along an annular track relative to the second splicing piece 20.

[0044] In the embodiment, it is mainly considered that when the variable pitch motor is hoisted onto the plurality of enclosed second splicing pieces 20, in addition to being coaxially arranged through the first connecting hole 1 and the second connecting hole 2 to ensure the upper and lower butt joint of the two devices, the variable pitch motor also needs to be appropriately adjusted in rotation to complete more accurate butt joint.

[0045] This is because the pin shaft of the variable pitch motor often has a protruding key, and during the butt joint of the variable pitch motor and the variable pitch reducer, the protruding key needs to be corresponded to the notch at the shaft hole, so as to ensure that the variable pitch motor is inserted into the variable pitch reducer.

[0046] Therefore, in the embodiment, when the variable pitch motor is hoisted onto the second splicing piece 20, the transmission member 40 rotationally connected with the second splicing piece 20 at this time is in contact with the variable pitch motor, and since the transmission member 40 can rotate along an annular track relative to the second splicing piece 20, it can directly drive the variable pitch motor carried thereby to be adjusted in rotation until the pin shaft of the variable pitch motor can be inserted into the shaft hole on the variable pitch reducer.

[0047] The specific structure of the transmission member 40 is not specially limited in the application, and the transmission member 40 can be arranged on the second splicing member 20 and rotationally matched with the second splicing member 20, for example, the transmission member 40 can be arranged as a structure of a conveying belt, and after the plurality of second splicing members 20 are spliced, a complete ring-shaped conveying belt structure can be formed, so as to drive the rotation adjustment of the variable pitch motor on the second splicing member 20; of course, the transmission member 40 can also be a ball structure arranged on the platform, and the rotation performance of the ball itself can also drive the rotation adjustment of the variable pitch motor.

[0048] The utility model embodiment provides a kind of variable pitch motor docking tool 100, by being provided with transmission member 40 on second splicing member 20, the rotation performance of transmission member 40 on second splicing member 20 is utilized, to have the rotation adjustment ability of variable pitch motor, more sufficient adjustment can be formed to variable pitch motor, satisfy the more adjustment demand of variable pitch motor, improve the docking precision between equipment.

[0049] As an optional embodiment, please refer to Figure 1 And Figure 2 Transmission member 40 includes a plurality of rolling parts 41 distributed along the same ring line, and the ring line is coaxially arranged with the second docking hole 2. Each rolling part 41 is rotationally connected with the second splicing member 20, and the rotation axis of the rolling part 41 extends along the radial direction of the second docking hole 2.

[0050] In this embodiment, the transmission member 40 is arranged in the form of a plurality of rolling parts 41, as shown in the figure, one rolling part 41 can be arranged on each second splicing member 20. Optionally, the rolling part 41 can be a roller structure, and the rolling part 41 is rotationally connected with the second splicing member 20 through an intermediate shaft.

[0051] What needs to be met is that the plurality of rolling parts 41 are distributed on the same ring line, and the ring line is coaxially arranged with the second docking hole 2, so that the rotation adjustment of the variable pitch motor can be driven by the common rotation of the plurality of rolling parts 41, until the key on the pin shaft of the variable pitch motor corresponds to the notch on the shaft hole of the variable pitch reducer, and then the pin shaft and the shaft hole are precisely inserted by the up-down movement adjustment of the connecting member 30.

[0052] The utility model embodiment provides a kind of variable pitch motor docking tool 100, by being provided with transmission member 40 sets up the structure form of a plurality of rolling parts 41, on the basis of using rolling part 41 to form the bearing to variable pitch motor and drive the rotation adjustment of variable pitch motor, still can form the rolling friction between rolling part 41 and variable pitch motor, reduce the friction damage to variable pitch motor, have better safety performance in the adjustment process.

[0053] As an optional embodiment, please refer to Figure 1 And Figure 2The plurality of assembling modules 101 comprise a first assembling module and a second assembling module, and the first assembling module and the second assembling module are arranged in abutment and enclose to form a first abutment hole 1 and a second abutment hole 2; wherein the abutted ends of the first assembling module and the second assembling module are rotationally connected to each other and the other ends are arranged to be openable to each other.

[0054] In the embodiment, the abutment tool 100 is arranged in the form of two assembling modules 101, i.e., the form of the connection of the first assembling module and the second assembling module, and the complete abutment tool 100 structure is formed by the abutment of the first assembling module and the second assembling module on the annular track.

[0055] The two first assembling pieces 10 and the two second assembling pieces 20 are in the form of semicircular arcs, so that the first abutment hole 1 and the second abutment hole 2 formed after the abutment of the two assembling pieces are coaxial circular holes.

[0056] Optionally, the first assembling module and the second assembling module are rotationally connected at one end to enable the two to be connected to form a whole, and the other end is openable by means of detachable connection, for example, the connection by means of bolt connection, which is not limited in the application.

[0057] When the abutment of the variable pitch motor is needed, the staff first opens the detachable connection end of the first assembling module and the second assembling module, which can adopt a butterfly nut to facilitate the screwing operation of the staff; after the two assembling modules 101 are opened, they are placed at the variable pitch reducer position, and the shaft hole is exposed at the first abutment hole 1 by being clamped at the flange of the variable pitch reducer; then the opened end is connected by means of bolt to form a closed tool structure; then the variable pitch motor is hoisted to the second assembling piece 20 to expose the pin shaft at the second abutment hole 2; the connecting piece 30 is adjusted to move in the first direction Z to drive the abutment of the variable pitch motor and the variable pitch reducer; finally, the detachable connection of the two assembling modules 101 is opened, and the abutment tool 100 is taken down as a whole to complete the above abutment process.

[0058] The abutment tool 100 of the variable pitch motor is arranged in the form of the first assembling module and the second assembling module, the overall structure of the abutment tool 100 is simplified, one end of the two assembling tools is rotationally connected to form a complete annular structure, and the other end is openable to facilitate the staff to complete the installation of the abutment tool 100.

[0059] As an optional embodiment, please refer to Figure 1 and Figure 2, the first splicing piece 10 of the first assembling module and the first splicing piece 10 of the second assembling module are hinged at one end and detachably connected at the other end; and / or, the second splicing piece 20 of the first assembling module and the second splicing piece 20 of the second assembling module are hinged at one end and detachably connected at the other end.

[0060] Optionally, for the connection of the two assembling modules 101, the rotary connection therebetween can be in the form of hinging, for example, by stacking the two columnar bodies one on top of the other and then inserting the bolt, and the detachable connection can be achieved by inserting the bolt on the lug, which is not limited in the application.

[0061] Optionally, the connection of the two assembling modules 101 can be the connection between the first splicing pieces 10 or the connection between the second splicing pieces 20, or the connection of both, that is, the bolt at one end of the detachable connection is unscrewed, and then the bolt is fastened after clamping and fixing.

[0062] The utility model discloses an embodiment provides a kind of variable pitch motor butt joint tool 100, by utilizing first splicing piece 10 and / or second splicing piece 20 form connection, provide the detachable connection mode between adjacent assembling module 101, it is also ensured that the connection stability of butt joint tool 100 whole when facilitating staff to complete installation use, with higher structural strength.

[0063] As an optional embodiment, the connecting piece 30 includes a telescopic cylinder, one of the cylinder body and the cylinder rod of the telescopic cylinder is connected with the first splicing piece 10 and the other is connected with the second splicing piece 20.

[0064] Optionally, for the specific structure of the connecting piece 30, it can be set as the structure form of telescopic cylinder, for example, it can be a telescopic cylinder or a hydraulic cylinder structure, the telescopic performance of the telescopic cylinder itself in the first direction Z drives the movement adjustment of the first splicing piece 10 and the second splicing piece 20, and then drives the movement butt joint of the variable pitch motor.

[0065] Alternatively, the connecting piece 30 includes a screw rod 31, a nut 32 and a nut 33, the screw rod 31 extends along the first direction Z and passes through the first splicing piece 10 and the second splicing piece 20, the nut 32 is connected to one end of the screw rod 31 in the first direction Z and is located on the side of the second splicing piece 20 away from the first splicing piece 10, and the nut 33 is sleeved on the screw rod 31 and located between the first splicing piece 10 and the second splicing piece 20.

[0066] For the adjustment of the above structure, the worker can manually screw the nut 32, so that the screw rod 31 moves in the first direction Z, thereby adjusting the relative position between the first splice piece 10 and the second splice piece 20, and on the basis of forming a threaded connection, the spacing adjustment between the splice pieces is also met.

[0067] Alternatively, the connecting piece 30 in each of the two assembly modules 101 can be provided in the threaded matching structure form, and the screw rods 31 and the nuts 33 in the two connecting pieces 30 can form opposite screwing directions, that is, one can be provided as a right-handed thread and the other as a left-handed thread.

[0068] When the worker needs to adjust the connecting piece 30 up and down, the worker can screw the connecting pieces 30 on both sides with both hands, for example, one side is clockwise and the other side is counterclockwise. Although the screwing directions are opposite, the second splice piece 20 is driven to move in the same direction, keeping the same up and down, so that the two second splice pieces 20 can be moved up and down at the same time, ensuring the balance of the above variable pitch motor, and facilitating the worker to complete the manual operation with both hands. The screwing directions of the screw rods 31 on both sides are opposite in order to facilitate the worker's operation, to facilitate the synchronous adjustment of the second splice pieces 20 on both sides, to make the screwing process more labor-saving and accurate. If the screwing adjustment directions on both sides are consistent, it is not convenient for the worker to screw and is not conducive to the overall flatness of the second splice piece 20.

[0069] The utility model embodiment provides a variable pitch motor butt joint tool 100, provides the specific mode of connecting piece 30 in the first direction Z moves adjustment, in the convenient for worker to carry out manual operation, also has higher adjustment accuracy, ensures that multiple second splice pieces 20 are flat before and after adjustment, forms stable support to variable pitch motor.

[0070] As an optional embodiment, each assembly module 101 further comprises a support piece 50, the support piece 50 extends along the first direction Z and is connected to the first splice piece 10 at one end in the first direction Z and connected to the second splice piece 20 at the other end, and the support piece 50 has a telescopic property in the first direction Z.

[0071] In order to further improve the connection stability between the first splice piece 10 and the second splice piece 20 in each assembly module 101, and to cooperate with the connecting piece 30 to complete the movement adjustment in the first direction Z, the support piece 50 is further provided in each assembly module 101 in the embodiment, and the support piece 50 has a telescopic ability in the first direction Z.

[0072] When the worker adjusts the spacing between the first splice piece 10 and the second splice piece 20 by using the connecting piece 30 to complete the butt joint of the variable pitch motor and the variable pitch reducer, the support piece 50 at this time can follow the movement of the connecting piece 30 to complete synchronous movement, provide reliable support for the variable pitch motor, and ensure the stability in the butt joint process.

[0073] The utility model embodiment provides a kind of variable pitch motor butt joint tool 100, by being provided with support piece 50 between first splice piece 10 and second splice piece 20, on the basis of the connection of connecting piece 30, further support is formed between the two and can follow the adjustment of connecting piece 30 in the first direction Z, so that variable pitch motor has higher stability in the process of butt joint.

[0074] As an alternative embodiment, please refer to Figure 1 And Figure 2 Support piece 50 includes the first support part 51 and the second support part 52 extending in the first direction Z, the first support part 51 is connected with the first splice piece 10 and the second support part 52 is connected with the second splice piece 20, the second support part 52 is inserted into the first support part 51 and can move along the first direction Z relative to the first support part 51.

[0075] For the specific structure of support piece 50, it can be provided as the structure form of first support part 51 and second support part 52 in the embodiment, optionally, two support parts can adopt sleeve structure, and the diameters of two are different, the second support part 52 is inserted into the first support part 51, so that the second support part 52 can move up and down relative to the first support part 51.

[0076] For example, the first support part 51 is connected with the first splice piece 10, the first support part 51 is fixed section, the second support part 52 is inserted into the first support part 51 and connected with the second splice piece 20, so that the second support part 52 is moving section, thereby driving the second splice piece 20 to move relative to the first splice piece 10.

[0077] The utility model embodiment provides a kind of variable pitch motor butt joint tool 100, provides a kind of feasible support piece 50 telescopic mode, so that variable pitch motor has higher stability in the process of butt joint.

[0078] As an alternative embodiment, please refer to Figure 1 And Figure 2Each assembling module 101 further comprises a shielding piece 60, the shielding piece 60 comprises a first shielding part 61 and a second shielding part 62, the first shielding part 61 is connected to the side of the second splicing piece 20 away from the first splicing piece 10 and located at the edge of the second splicing piece 20, and the second shielding part 62 is connected to the side of the first shielding part 61 away from the second splicing piece 20, and the second shielding part 62 extends away from the side of the first splicing piece 10 and the second splicing piece 20.

[0079] Optionally, the first shielding part 61 and the second shielding part 62 of the shielding piece 60 can adopt a plate-shaped structure, which is enclosed at the edge position of the second splicing piece 20, so that a certain enclosure can be formed for the variable pitch motor, and the fixing ability of the variable pitch motor is improved.

[0080] The second shielding part 62 extends outward relative to the first shielding part 61, which mainly plays a guiding role for the variable pitch motor. When hoisting the variable pitch motor, the variable pitch motor contacts the second shielding part 62, and at this time, the variable pitch motor can be guided to gradually slide to the position of the second splicing piece 20 in the middle through the outward extension of the second shielding part 62, thereby guiding the variable pitch motor.

[0081] The utility model discloses an embodiment provides a variable pitch motor butt joint tool 100, through setting up shielding piece 60 at the edge of second splicing piece 20, the first shielding part 61 is used to form the enclosure for variable pitch motor, and the fixing ability of variable pitch motor is guaranteed, and second shielding part 62 can form the guide for the hoisting of variable pitch motor, and the hoisting process of variable pitch motor is facilitated, so that the hoisting process is more convenient and labor-saving.

[0082] The utility model discloses an embodiment provides a variable pitch motor butt joint tool, through setting up the structure form of the butt joint tool as a plurality of assembling modules along annular track, make the first splicing piece in each assembling module enclose and form first butt joint hole and the second splicing piece enclose and form second butt joint hole, the first splicing piece is used to be connected in the flange place of variable pitch reducer and first butt joint hole exposes the axle hole of variable pitch reducer, and the second splicing piece is used to support variable pitch motor and second butt joint hole exposes the pin shaft of variable pitch motor, because first butt joint hole and second butt joint hole are spaced apart and coaxially arranged in the first direction, therefore, utilize the characteristic that connecting piece can move in the first direction, can adjust the interval of first butt joint hole and second butt joint hole in the first direction, make it can drive the pin shaft of variable pitch motor and the axle hole of variable pitch reducer in the first direction automatic butt joint, thereby avoid the staff manually holding variable pitch motor and variable pitch reducer and butt joint, save manual labor, improve the butt joint efficiency between equipment, and also have higher butt joint accuracy.

[0083] Although the utility model has been described with reference to the preferred embodiments, various modifications can be made to it without departing from the scope of the utility model and equivalent replacements can be made to the components therein. In particular, the technical features mentioned in each embodiment can be combined in any manner as long as there is no structural conflict. The utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A pitch motor docking tool (100), characterized by, The docking tool (100) comprises a plurality of assembly modules (101), the plurality of assembly modules (101) are arranged in series along a ring-shaped track, each assembly module (101) comprises: a first joint piece (10); a second joint piece (20) arranged in series with the first joint piece (10) in a first direction (Z); a connecting piece (30) extending along the first direction (Z) and connected between the first joint piece (10) and the second joint piece (20), the connecting piece (30) has a movement freedom in the first direction (Z) to adjust the spacing of the first joint piece (10) and the second joint piece (20) in the first direction (Z); wherein the first joint pieces (10) of the plurality of assembly modules (101) form a first docking hole (1) enclosed along the ring-shaped track, the second joint pieces (20) of the plurality of assembly modules (101) form a second docking hole (2) enclosed along the ring-shaped track and form a containing space for accommodating a variable pitch motor, the first docking hole (1) and the second docking hole (2) are arranged in series and coaxially in the first direction (Z).

2. The pitch motor docking tool (100) according to claim 1, characterized in that The first joint piece (10) and the second joint piece (20) comprise an arc-shaped body structure, the first docking hole (1) formed by the plurality of first joint pieces (10) enclosed along the ring-shaped track comprises a hole type structure for engaging with the flange of the variable pitch reducer, and the second docking hole (2) formed by the plurality of second joint pieces (20) enclosed along the ring-shaped track comprises a hole type structure for the pin shaft of the variable pitch motor to pass through.

3. The pitch motor docking tool (100) according to claim 2, characterized in that Each assembly module (101) further comprises a transmission piece (40) arranged on the second joint piece (20) and rotatably connected with the second joint piece (20), the transmission piece (40) can rotate relative to the second joint piece (20) along the ring-shaped track, and the transmission piece (40) can drive the variable pitch motor to rotate until the protruding key on the pin shaft of the variable pitch motor corresponds to the notch at the shaft hole of the variable pitch reducer.

4. The pitch motor docking tool (100) of claim 3, wherein, The transmission piece (40) comprises a plurality of rolling parts (41) distributed in series along the same ring line, the ring line is coaxially arranged with the second docking hole (2), each rolling part (41) is rotatably connected with the second joint piece (20), and the rotation axis of the rolling part (41) extends in the radial direction of the second docking hole (2).

5. The pitch motor docking tool (100) of claim 1, wherein, The plurality of assembly modules (101) comprise a first assembly module and a second assembly module, the first assembly module and the second assembly module are arranged in series and enclose the first docking hole (1) and the second docking hole (2); wherein the ends of the first assembly module and the second assembly module opposite to each other are rotatably connected with each other and the other ends are arranged to be openable to each other.

6. The pitch motor docking tool (100) according to claim 5, characterized in that The first joint piece (10) of the first assembly module and the first joint piece (10) of the second assembly module are respectively hinged at one end facing each other and detachably connected at the other end facing each other. And / or, one end of the second splicing piece (20) of the first assembling module and the second splicing piece (20) of the second assembling module is hinged towards each other and the other end is detachably connected towards each other.

7. The pitch motor docking tool (100) of claim 1, wherein, The connecting piece (30) comprises a telescopic cylinder, one of the cylinder body and the cylinder rod of the telescopic cylinder is connected with the first splicing piece (10) and the other is connected with the second splicing piece (20); Or, the connecting piece (30) comprises a screw rod (31), a screw nut (32) and a nut (33), the screw rod (31) extends along the first direction (Z) and passes through the first splicing piece (10) and the second splicing piece (20), the screw nut (32) is connected to one end of the screw rod (31) in the first direction (Z) and located on the side of the second splicing piece (20) away from the first splicing piece (10), the nut (33) is sleeved on the screw rod (31) and located between the first splicing piece (10) and the second splicing piece (20).

8. The pitch motor docking tool (100) of claim 1, wherein, Each of the assembling modules (101) further comprises a support piece (50) extending along the first direction (Z) and connected with the first splicing piece (10) at one end and the second splicing piece (20) at the other end in the first direction (Z), the support piece (50) has telescopic property in the first direction (Z).

9. The pitch motor docking tool (100) according to claim 8, characterized in that The support piece (50) comprises a first support part (51) and a second support part (52) extending in the first direction (Z), the first support part (51) is connected with the first splicing piece (10) and the second support part (52) is connected with the second splicing piece (20), the second support part (52) is inserted into the first support part (51) and can move relative to the first support part (51) along the first direction (Z).

10. The pitch motor docking tool (100) of claim 1, wherein, Each of the assembling modules (101) further comprises a shielding piece (60), the shielding piece (60) comprises a first shielding part (61) and a second shielding part (62), the first shielding part (61) is connected to the side of the second splicing piece (20) away from the first splicing piece (10) and located at the edge of the second splicing piece (20), the second shielding part (62) is connected to the side of the first shielding part (61) away from the second splicing piece (20), the second shielding part (62) extends away from the side of the first splicing piece (10) and the second splicing piece (20).

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