Water turbine guide vane machining and clamping device

Abstract

The utility model relates to the technical field of water turbine machining and production parts, and discloses a water turbine guide vane machining and clamping device which comprises a convenient folding workbench assembly, clamping assemblies are installed on the two sides of the top of the convenient folding workbench assembly, and limiting assemblies are installed at the bottoms of the clamping assemblies. The convenient and fast folding workbench assembly is installed at the bottom of the device, when the device is used, the whole assembly can be folded and stored through the assembly when the device is not used, storage is more convenient and fast after storage, and space is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of water turbine machining production parts, concretely is water turbine guide vane processing chucking device. BACKGROUND

[0002] Hydro turbine is the power machinery that water flow's energy is converted for rotating mechanical energy, it belongs to the turbine of fluid machinery. As early as around 100 BC, China appeared the rudiment of water turbine - water wheel, is used to lift irrigation and drive food processing appliances. Modern water turbine is mostly installed in the hydropower station, is used to drive generator to generate electricity. In the hydropower station, the water in the upstream reservoir is introduced to the water turbine through the water diversion pipe, and the water turbine runner is rotated to drive the generator to generate electricity. The water that has done work is discharged to the downstream through the tail water pipe. The higher the water head, the greater the flow, the greater the output power of the water turbine, and the guide vane is the key component in centrifugal pump and some water conservancy machinery, its main function is to collect and guide liquid, reduce flow velocity, convert part of speed energy into pressure energy, and uniformly introduce into the next stage or discharge through the diffusion pipe. The design and application of guide vane are different according to the specific equipment and working condition, but the core role is to optimize liquid flow and improve energy conversion efficiency.

[0003] The utility model discloses a kind of water turbine guide vane processing chucking devices of CN202322956422.3, to provide a kind of water turbine guide vane processing chucking device that is smoothly inserted into chucking device and then implements expansion work. It includes guide vane and chucking shaft, the guide vane is equipped with shaft hole, the diameter of the shaft hole is greater than the diameter of chucking shaft, the chucking shaft is equipped with a plurality of lugs grooves, a plurality of lugs grooves are symmetrically distributed with the axis of chucking shaft as base point, the lug groove is installed with lug, the chucking shaft is equipped with buffer sleeve, the lug is in buffer sleeve, the front end of chucking shaft is placed in shaft hole, the rear end of chucking shaft is installed with control shaft, the control shaft is detachably connected with chucking shaft, the lug is connected with control shaft.The utility model has the beneficial effects that: the purpose that smoothly inserts into chucking device and then implements expansion work can be achieved;The effect that lug is stably rotated under the support effect can be achieved;It is convenient to implement the front and rear limiting work of chucking shaft.

[0004] The above-mentioned utility model can make the device reach the purpose of smoothly inserting into chucking device and then implementing expansion work by the setting of guide vane and chucking shaft etc.;The effect that lug is stably rotated under the support effect can be achieved;It is convenient to implement the front and rear limiting work of chucking shaft, but the device installed on the workbench cannot be conveniently folded and stored, so that a certain storage space is needed when storing, which is inconvenient.

[0005] Therefore, the bottom of the device is provided with a convenient folding workbench assembly, so that when the device is used, the assembly can be folded and stored when the device is not used, which is convenient for storage and saves space. Utility model content

[0006] The utility model discloses a water turbine guide vane processing chucking device, to solve the problem in the background art.

[0007] To solve the above technical problems, the utility model is realized through the following technical schemes:

[0008] The utility model discloses a water turbine guide vane processing chucking device, including convenient folding workbench assembly, the both sides of the top of convenient folding workbench assembly are installed with clamping assembly, the bottom of clamping assembly is installed with limiting component;

[0009] Convenient folding workbench assembly includes folding table top, and the bottom of folding table top is installed with support frame, and the middle of support frame is installed with convenient adjusting component.

[0010] Further, the clamping assembly includes a mounting base, the mounting base is installed on the top of the folding table, and a rotating bolt is installed on the rear side thereof, a gas pump one is installed in the middle of the rotating bolt, a push rod one is installed at the end of the gas pump one, an adjusting turn page is installed at the end of the push rod one, the adjusting turn page is installed on the top of the limiting base, and a pressing plate is installed on the outer side thereof.

[0011] Further, the limiting component includes a gas pump two, the gas pump two is installed in the middle of the limiting base, and a push rod two is installed at the end of the gas pump two, and a limiting seat is installed at the end of the push rod two.

[0012] Further, the folding table top includes a table top one, a table top two is installed on the front side of the table top one, and a hinge is installed at the middle connecting position of the table top two and the table top one.

[0013] Further, the support frame includes a rear support, struts are installed on the both sides of the rear support and at the bottom of the table top one, a front support is installed at the other end of the struts and at the bottom of the table top two.

[0014] Further, the convenient adjusting component includes a rotating groove, the rotating groove is installed on the front side top of the rear support, a fixed column is installed in the rotating groove, rotating shafts are installed on the periphery of the fixed column, and the rotating shafts are installed on the rear side of the front support.

[0015] The utility model has the following beneficial effects:

[0016] (1) The utility model discloses a water turbine guide vane processing chucking device through the bottom installation of convenient folding workstation subassembly of device, can make when using this device, through its subassembly can make when not using this device, can fold the whole subassembly and store the working effect, through the storage after storage is more convenient, and save space.

[0017] (2) The utility model discloses a water turbine guide vane processing chucking device through the bottom installation of limiting component of device, can make when using this device, through its subassembly can be in the clamping work simultaneously, through the subassembly of bottom installation provides certain limiting clamping effect, like this makes the clamping fixed effect more stable.

[0018] Of course, it is not necessary for any product embodying the utility model to achieve all the advantages mentioned above. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be needed to use the drawing of the embodiment to make a brief introduction, obviously, the drawing in the following description only some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0020] Figure 1 It is the whole structure schematic diagram of the utility model water turbine guide vane processing chucking device;

[0021] Figure 2 It is the clamping component structure schematic diagram of the utility model water turbine guide vane processing chucking device;

[0022] Figure 3 It is the bottom structure schematic diagram of the utility model water turbine guide vane processing chucking device;

[0023] Figure 4 It is Figure 3 It is the structure enlarged schematic diagram of A portion in the middle;

[0024] In the drawing, the component list represented by each sign is as follows:

[0025] As shown in the figure: 1, the folding workbench assembly; 2, the clamping assembly; 3, the limiting assembly; 101, the folding table top; 102, the support frame; 103, the convenient adjusting assembly; 201, the mounting base; 202, the rotating bolt; 203, the air pump one; 204, the push rod one; 205, the adjusting turn page; 206, the pressing plate; 207, the limiting base; 301, the air pump two; 302, the push rod two; 303, the limiting seat; 1011, the table top one; 1012, the table top two; 1013, the hinge; 1021, the rear support; 1022, the support rod; 1023, the front support; 1031, the rotating groove; 1032, the fixed column; 1033, the rotating shaft. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Please refer to Figure 1 - Figure 4 As shown in the figure, the utility model is water turbine guide vane processing clamping device, including folding workbench assembly 1 of convenience, folding workbench assembly 1's top both sides are installed with clamping assembly 2, and clamping assembly 2's bottom is installed with limiting assembly 3.

[0028] By installing the bottom of the device with folding workbench assembly 1 of convenience, when using the device, the components can be folded and stored when not in use, which is more convenient and saves space.

[0029] The folding workbench assembly 1 of convenience includes a folding table top 101, and a support frame 102 is installed at the bottom of the folding table top 101. A convenient adjusting assembly 103 is installed in the middle of the support frame 102. With the help of the convenient adjusting assembly 103, the front support 1023 is rotated and unfolded, and supported under the table top two 1012 to complete the unfolding and assembly work.

[0030] The clamping assembly 2 comprises a mounting base 201 mounted on the top of the folding table top 101 on both sides, and a rotating bolt 202 is mounted on the back side, a middle air pump 203 is mounted on the rotating bolt 202, a push rod 204 is mounted at the end of the air pump 203, and an adjusting turn page 205 is mounted at the end of the push rod 204. The adjusting turn page 205 is mounted on the top of the limiting base 207, and a pressing plate 206 is mounted on the outer side. The air pump 203 mounted in the mounting base 201 is used for braking, the push rod 204 is pushed inward under the driving of the air pump 203, and then the pressing plate 206 mounted on the other side of the adjusting turn page 205 is pressed up and down.

[0031] The limiting assembly 3 comprises an air pump 301 mounted in the middle of the limiting base 207, and a push rod 302 is mounted at the end of the air pump 301, and a limiting seat 303 is mounted at the end of the push rod 302. The air pump 301 is used for braking, the push rod 302 on the back side is driven to stretch and retract, and the limiting seat 303 on the back side is driven by the push rod 302 to stably fix the middle guide vane.

[0032] The folding table top 101 comprises a table top 1011, a table top 1012 is mounted on the front side of the table top 1011, and a hinge 1013 is mounted at the middle connecting position of the table top 1012 and the table top 1011.

[0033] The support frame 102 comprises a rear support 1021, and a support rod 1022 is mounted on both sides of the rear support 1021 and at the bottom of the table top 1011. A front support 1023 is mounted at the other end of the support rod 1022 and at the bottom of the table top 1012.

[0034] The convenient adjusting assembly 103 comprises a rotating groove 1031 mounted on the front side of the top of the rear support 1021, and a fixed column 1032 is mounted in the rotating groove 1031. A rotating shaft 1033 is mounted on the periphery of the fixed column 1032 and on the back side of the front support 1023. The folding workbench assembly 1 is used for folding and storing, the two front supports 1023 are rotated inward, and the rotating shaft 1033 is rotated on the fixed column 1032 during rotation. When the folding is completed, the table top 1012 on the top is naturally lowered and combined with the table top 1011 under the action of the middle hinge 1013, and the storage is completed.

[0035] When using the device, first, the guide vane to be processed and clamped is installed on the folding table top 101, and then clamping and limiting work is performed through the clamping assemblies 2 and the limiting assemblies 3 on both sides. When clamping, braking is performed through the air pump one 203 installed inside the mounting base 201, the push rod one 204 is pushed inward under the driving of the air pump one 203, and then the pressing plate 206 installed on the other side of the adjusting turn page 205 is pressed up and down through the adjusting turn page 205, and then limiting work is performed. When limiting, the rear push rod two 302 is driven to extend through the braking of the air pump two 301, the rear limiting seat 303 driven by the push rod two 302 can stably fix the middle guide vane, and then processing can be started. After use, the folding workbench assembly 1 is used to fold and store when limiting, the front support 1023 on both sides is rotated inward until it is perpendicular to the original position. When rotating, only the rotating shaft 1033 needs to be rotated on the fixed column 1032. When folding is completed, the desktop two 1012 on the top can be naturally lowered and combined with the desktop one 1011 under the action of the middle hinge 1013, and storage can be completed. When subsequent use is required, the front support 1023 is rotated and unfolded under the help of the convenient adjusting assembly 103, and is supported under the desktop two 1012 to complete the unfolding and assembling work.

[0036] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific implementation methods described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A clamping device for machining guide vanes of a hydraulic turbine, comprising a portable folding workbench assembly (1), characterized in that: The convenient folding workbench assembly (1) is provided with clamping assemblies (2) on both sides of the top thereof, and the bottom of each clamping assembly (2) is provided with a limiting assembly (3). The convenient folding workbench assembly (1) comprises a folding table top (101), and the bottom of the folding table top (101) is provided with a support frame (102), and the middle of the support frame (102) is provided with a convenient adjusting assembly (103).

2. The guide vane machining chucking device of the water turbine according to claim 1, characterized in that: The clamping assembly (2) comprises a mounting base (201) mounted on both sides of the top of the folding table top (101), and the rear side of the mounting base (201) is provided with a rotating bolt (202), the middle of the rotating bolt (202) is provided with a gas pump I (203), the end of the gas pump I (203) is provided with a push rod I (204), the end of the push rod I (204) is provided with an adjusting turn page (205), the adjusting turn page (205) is mounted on the top of a limiting base (207), and the outer side of the adjusting turn page (205) is provided with a pressing plate (206).

3. The guide vane machining chucking device of the water turbine according to claim 1, characterized in that: The limiting assembly (3) comprises a gas pump II (301) mounted in the middle of the limiting base (207), and the end of the gas pump II (301) is provided with a push rod II (302), and the end of the push rod II (302) is provided with a limiting seat (303).

4. The guide vane machining chucking device of the water turbine according to claim 1, characterized in that: The folding table top (101) comprises a table top I (1011), and the front side of the table top I (1011) is provided with a table top II (1012), and the middle connecting part of the table top II (1012) and the table top I (1011) is provided with a hinge (1013).

5. The guide vane machining chucking device of the water turbine according to claim 1, characterized in that: The support frame (102) comprises a rear support frame (1021), and the two sides of the rear support frame (1021) are provided with support rods (1022) mounted on both sides of the bottom of the table top I (1011), and the other ends of the support rods (1022) are provided with front support frames (1023) mounted on both sides of the bottom of the table top II (1012).

6. The guide vane machining chucking device of the water turbine according to claim 1, characterized in that: The convenient adjusting assembly (103) comprises a rotating groove (1031) mounted on the front side of the top of the rear support frame (1021), and the inside of the rotating groove (1031) is provided with a fixed column (1032), the periphery of the fixed column (1032) is provided with a rotating shaft (1033), and the rotating shaft (1033) is mounted on the rear side of the front support frame (1023).

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