A generator concentricity detection device

Abstract

The present invention relates to the technical field of generator detection, and in particular to a generator concentricity detection device, comprising a working frame and a detection mechanism, wherein the working frame is used to install a generator to be detected, the rotor shaft of the generator is connected to a standard detection rod through a coupling, the detection mechanism comprises a displacement assembly, a first motor, a driving gear, a first screw, a first driven gear, a first adapter, a first telescopic rod, a sliding member, a detector, a second telescopic rod and a transverse movement assembly, the working frame has a through hole, the transverse movement assembly is installed on the working frame, the sliding member is connected to the transverse movement assembly through the second telescopic rod, the sliding member is slidably connected to the through hole, the detector is installed on the sliding member, and the displacement assembly is used to drive the first motor to move, thereby solving the technical problem that the generator concentricity detection device in the prior art has a low degree of automation, resulting in low detection efficiency and affecting manufacturing or maintenance efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of generator detection, and in particular to a generator concentricity detection device. Background Art

[0002] A generator is a device that converts mechanical energy into electrical energy. It works based on the principle of electromagnetic induction. When a conductor moves in a magnetic field, an electromotive force is generated in the conductor, thereby driving current through an external circuit. Generators are widely used in many fields due to their performance. Generators are one of the indispensable and important equipment in modern society. During the manufacturing and maintenance of generators, it is very important to ensure the concentricity of the rotor and its related components. Therefore, it is necessary to perform concentricity detection on the generator, which is usually performed using a generator concentricity detection device.

[0003] The existing generator concentricity detection device has a low degree of automation, resulting in low detection efficiency and affecting manufacturing or maintenance efficiency. Summary of the invention

[0004] The purpose of the present invention is to provide a generator concentricity detection device, aiming to solve the technical problem that the generator concentricity detection device in the prior art has a low degree of automation, resulting in low detection efficiency and affecting manufacturing or maintenance efficiency.

[0005] To achieve the above-mentioned purpose, the present invention adopts a generator concentricity detection device, including a working frame and a detection mechanism, wherein the working frame is used to install the generator to be detected, and the rotor shaft of the generator is connected to the standard detection rod through a coupling, and the detection mechanism includes a displacement assembly, a power assembly, a transmission assembly, a sliding member, a detector and a transverse movement assembly, the working frame has a through hole, the transverse movement assembly is installed on the working frame, the sliding member is connected to the transverse movement assembly, the sliding member is slidably connected to the through hole, the detector is installed on the sliding member, the displacement assembly is used to drive the power assembly to move, and the power assembly is connected to the sliding member through the transmission assembly.

[0006] Wherein, the power assembly includes a first motor, a driving gear, a first screw and a first driven gear, the first motor is arranged on the displacement assembly, the output end of the first motor is fixedly connected to the driving gear, the first screw is rotatably connected to the working frame, the first driven gear is fixedly connected to the first screw, and the transmission assembly is arranged between the first screw and the sliding member.

[0007] Wherein, the transmission assembly includes a first adapter and a first telescopic rod, the first adapter is threadedly matched with the first screw rod, and the first telescopic rod is arranged between the first adapter and the sliding member.

[0008] Wherein, the displacement assembly includes a second motor, a disc, a supporting rod and a sliding frame, the working frame has a slide groove, the sliding frame is slidably connected to the slide groove, the sliding frame has a supporting groove, the second motor is installed on the working frame, the output end of the second motor is fixedly connected to the disc, one end of the supporting rod is fixedly connected to the disc, and the other end of the supporting rod is placed in the supporting groove.

[0009] Wherein, the sliding frame includes a T-shaped rod and a sliding rod, the sliding rod is slidably connected to the sliding groove, the T-shaped rod is fixedly connected to the sliding rod, and the supporting groove is arranged on the T-shaped rod.

[0010] Among them, the transverse movement assembly includes a mounting rod, an electric slide rail, a sliding sleeve and a second telescopic rod. The mounting rod is fixedly connected to the work frame, the electric slide rail is installed on the electric slide rail, the sliding sleeve is adapted to the electric slide rail, and the second telescopic rod is arranged between the sliding sleeve and the detector.

[0011] Among them, the generator concentricity detection device also includes a pressing assembly, which includes a second screw, a second driven gear, a second adapter and a pressing piece, the pressing piece is slidably connected to the working frame, the second screw is rotatably connected to the working frame, the second driven gear is fixedly connected to the second screw, the second adapter is threadedly matched with the second screw, and the second adapter is fixedly connected to the pressing piece.

[0012] Wherein, the holding member comprises a guide member and a holding plate, the guide member is fixedly connected to the second adapter member, the guide member is slidably connected to the working frame, and the holding plate is fixedly connected to the guide member.

[0013] Wherein, the pressing assembly also includes two L-rods, two sliders, two connecting blocks and two abutting members, and the working frame also has two guide grooves. The two L-rods are fixedly connected to the second adapter, and the two sliders are slidably connected to the corresponding guide grooves respectively. One end of the two connecting blocks is hinged to the corresponding L-rods respectively, and the other end of the two connecting blocks is hinged to the corresponding sliders respectively, and the abutting members are arranged on the corresponding sliders.

[0014] Wherein, the supporting member comprises an elastic telescopic rod and a supporting block, and the elastic telescopic rod is arranged between the corresponding sliding block and the corresponding supporting block.

[0015] A generator concentricity detection device of the present invention, when used specifically, first fix the generator to be detected on the workbench, and connect the standard detection rod to the generator through a coupling, then measure the center of the generator, and adjust the position of the detector according to the center of the generator, specifically in the following manner: start the displacement assembly to drive the first motor to move, so that the driving gear is meshed with the first driven gear, start the first motor, the output end of the first motor drives the first driven gear to rotate through the driving gear, the first driven gear drives the first screw to rotate, the first screw drives the first adapter to move, the first adapter can drive the sliding part to move through the first telescopic rod until the detector moves to the specified position, and then drive the detector to move through the transverse displacement assembly to detect the standard detection rod, so as to detect the concentricity of the generator rotor shaft, thereby solving the technical problem that the generator concentricity detection device in the prior art has a low degree of automation, resulting in low detection efficiency and affecting the manufacturing or maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic structural diagram of the first embodiment of the present invention.

[0018] Figure 2 It is a perspective view of the first embodiment of the present invention.

[0019] Figure 3 It is a front view of the first embodiment of the present invention.

[0020] Figure 4 The present invention Figure 3 AA line structural cross-section view.

[0021] Figure 5 It is a schematic structural diagram of the second embodiment of the present invention.

[0022] Figure 6 The present invention Figure 5 Enlarged view of the local structure at point B.

[0023] Figure 7 It is a schematic structural diagram of the third embodiment of the present invention.

[0024] 101-working frame, 102-first motor, 103-driving gear, 104-first screw, 105-first driven gear, 106-adapter, 107-first telescopic rod, 108-sliding member, 109-detector, 110-second telescopic rod, 111-second motor, 112-disc, 113-holding rod, 114-T-rod, 115-sliding rod, 116-mounting rod, 117-electric slide rail, 118-sliding sleeve, 1 19-through hole, 120-slide groove, 121-coupling, 122-standard detection rod, 201-second screw rod, 202-second driven gear, 203-second adapter, 204-guide member, 205-holding plate, 206-L rod, 207-slider, 208-connecting block, 209-elastic telescopic rod, 210-holding block, 211-guide groove, 301-mounting block, 302-bolt, 303-force member, 304-mounting groove. DETAILED DESCRIPTION

[0025] Embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be construed as limiting the present invention.

[0026] The first embodiment of the present application is:

[0027] See also Figure 1~Figure 4 ,in Figure 1 is a schematic structural diagram of a first embodiment of the present invention, Figure 2 is a perspective view of a first embodiment of the present invention, Figure 3 is a front view of a first embodiment of the present invention, Figure 4 The present invention Figure 3 AA line structural cross-section view.

[0028] The present invention provides a generator concentricity detection device, including a working frame 101 and a detection mechanism, wherein the detection mechanism includes a displacement component, a power component, a transmission component, a sliding member 108, a detector 109 and a transverse movement component, wherein the power component includes a first motor 102, a driving gear 103, a first screw rod 104 and a first driven gear 105, wherein the transmission component includes a first adapter 106 and a first telescopic rod 107, wherein the displacement component includes a second motor 111, a disc 112, a supporting rod 113 and a sliding frame, wherein the sliding frame includes a T-shaped rod 114 and a sliding rod 115, wherein the transverse movement component includes a mounting rod 116, an electric slide rail 117, a sliding sleeve 118 and a second telescopic rod 110. The above scheme solves the technical problem that the generator concentricity detection device in the prior art has a low degree of automation, resulting in low detection efficiency and affecting manufacturing or maintenance efficiency.

[0029] According to this specific embodiment, the work stand 101 is used to install the generator to be tested, and the rotor shaft of the generator is connected to the standard testing rod 122 through a coupling 121 .

[0030] The work frame 101 has a through hole 119, the transverse movement assembly is installed on the work frame 101, the sliding member 108 is connected to the transverse movement assembly, the sliding member 108 is slidably connected to the through hole 119, the detector 109 is installed on the sliding member 108, the displacement assembly is used to drive the power assembly to move, and the power assembly is connected to the sliding member 108 through the transmission assembly;

[0031] The first motor 102 is disposed on the displacement assembly, the output end of the first motor 102 is fixedly connected to the driving gear 103, the first screw 104 is rotatably connected to the work frame 101, the first driven gear 105 is fixedly connected to the first screw 104, and the transmission assembly is disposed between the first screw 104 and the sliding member 108;

[0032] The first adapter 106 is threadedly matched with the first screw rod 104, and the first telescopic rod 107 is arranged between the first adapter 106 and the sliding member 108. When in use, the generator to be tested is first fixed on the workbench 101, and the standard testing rod 122 is connected to the generator through the coupling 121, and then the center of the generator is measured, and the position of the detector 109 is adjusted according to the center of the generator. The specific method is as follows: start the displacement component to drive the first motor 102 to move, so that the driving gear 103 is meshed with the first driven gear 105, start the first motor 102, and the output end of the first motor 102 is connected to the main gear 103. The driven gear 103 drives the first driven gear 105 to rotate, the first driven gear 105 drives the first screw 104 to rotate, the first screw 104 drives the first adapter 106 to move, and the first adapter 106 can drive the sliding member 108 to move through the first telescopic rod 107 until the detector 109 moves to the specified position, and then the detector 109 is driven by the transverse movement assembly to move the standard detection rod 122 to detect the concentricity of the generator rotor shaft. In this way, the technical problem that the generator concentricity detection device in the prior art has a low degree of automation, resulting in low detection efficiency and affecting manufacturing or maintenance efficiency is solved.

[0033] Secondly, the working frame 101 has a slide groove 120, and the sliding frame is slidably connected to the slide groove 120. The sliding frame has a supporting groove. The second motor 111 is installed on the working frame 101, and the output end of the second motor 111 is fixedly connected to the disc 112. One end of the supporting rod 113 is fixedly connected to the disc 112, and the other end of the supporting rod 113 is placed in the supporting groove. When in use, by starting the second motor 111, the output end of the second motor 111 drives the disc 112 to rotate, and the disc 112 drives the supporting rod 113 to slide in the supporting groove. The supporting rod 113 slides in the supporting groove and drives the sliding frame to move at the same time, and the sliding frame can drive the first motor 102 to move.

[0034] At the same time, the sliding rod 115 is slidably connected to the sliding groove 120, the T-shaped rod 114 is fixedly connected to the sliding rod 115, and the supporting groove is arranged on the T-shaped rod 114. When it is used specifically, the supporting rod 113 drives the T-shaped rod 114 to move when it rotates, and the T-shaped rod 114 drives the sliding rod 115 to slide in the sliding groove 120, thereby driving the first motor 102 to move.

[0035] In addition, the mounting rod 116 is fixedly connected to the work frame 101, the electric slide rail 117 is installed on the electric slide rail 117, the sliding sleeve 118 is adapted to the electric slide rail 117, the second telescopic rod 110 is arranged between the sliding sleeve 118 and the detector 109, and the electric slide rail 117 is fixed to the work frame 101 through the mounting rod 116. When the electric slide rail 117 is started, the electric slide rail 117 drives the sliding sleeve 118 to move, which can drive the sliding member 108 to move through the second telescopic rod 110.

[0036] When using the generator concentricity detection device of this embodiment, the generator to be detected is first fixed on the workbench 101, and the standard detection rod 122 is connected to the generator through the coupling 121. Then, the center of the generator is determined, and the position of the detector 109 is adjusted according to the center of the generator. The specific method is as follows: the displacement component is started to drive the first motor 102 to move, so that the driving gear 103 is meshed with the first driven gear 105, and the first motor 102 is started. The output end of the first motor 102 drives the first driven gear 105 to rotate through the driving gear 103. The first driven gear 105 drives the first screw 104 to rotate, and the first screw 104 drives the first adapter 106 to move. The first adapter 106 can drive the sliding member 108 to move through the first telescopic rod 107 until the detector 109 moves to the specified position, and then the detector 109 is driven by the transverse movement component to move the standard detection rod 122 to detect the concentricity of the generator rotor shaft. In this way, the technical problem that the generator concentricity detection device in the prior art has a low degree of automation, resulting in low detection efficiency and affecting the manufacturing or maintenance efficiency is solved.

[0037] The second embodiment of the present application is:

[0038] Based on the first embodiment, please refer to Figure 5 and Figure 6 , Figure 5 is a schematic structural diagram of a second embodiment of the present invention, Figure 6 The present invention Figure 5 Enlarged view of the local structure at point B.

[0039] The present invention provides a generator concentricity detection device, which also includes a pressing component, wherein the pressing component includes a second screw 201, a second driven gear 202, a second adapter 203, a pressing component, two L-rods 206, two sliders 207, two connecting blocks 208 and two abutting components, wherein the pressing component includes a guide component 204 and a pressing plate 205, and the abutting component includes an elastic telescopic rod 209 and abutting blocks 210.

[0040] According to this specific embodiment, the holding member is slidably connected to the working frame 101, the second screw rod 201 is rotatably connected to the working frame 101, the second driven gear 202 is fixedly connected to the second screw rod 201, the second adapter 203 is threadedly matched with the second screw rod 201, and the second adapter 203 is fixedly connected to the holding member. When the generator needs to be fixed, the second motor 111 rotates to indirectly drive the first motor 102 to move through the abutting rod 113 and the sliding frame, so that the driving gear 103 is meshed with the second driven gear 202, and then the first motor 102 can drive the driving gear 103 to rotate and drive the second driven gear 202 to rotate, the second driven gear 202 drives the second screw rod 201 to rotate, and the second screw 201 drives the second adapter 203 to move, which can drive the holding member to move downward to fix the generator.

[0041] Among them, the guide member 204 is fixedly connected to the second adapter member 203, and the guide member 204 is slidably connected to the work frame 101, and the holding plate 205 is fixedly connected to the guide member 204. When the second adapter member 203 moves, it drives the guide member 204 to move, and the guide member 204 drives the holding plate 205 to move downward to fix the generator.

[0042] Secondly, the working frame 101 also has two guide grooves 211, the two L rods 206 are fixedly connected to the second adapter 203, the two sliders 207 are slidably connected to the corresponding guide grooves 211, one end of the two connecting blocks 208 are hinged to the corresponding L rods 206, the other ends of the two connecting blocks 208 are hinged to the corresponding sliders 207, the supporting members are arranged on the corresponding sliders 207, and the two L rods 206 are driven to move when the second adapter 203 moves, the two L rods 206 drive one ends of the two connecting blocks 208 to rotate on the corresponding L rods 206, and drive the other ends of the two connecting blocks 208 to rotate on the corresponding sliders 207, and the two connecting blocks 208 rotate while driving the two sliders 207 to move toward each other, and the two sliders 207 drive the two supporting members to abut against the generator to fix the generator.

[0043] Again, the elastic telescopic rod 209 is arranged between the corresponding slider 207 and the corresponding abutting block 210. When the slider 207 moves, it drives the elastic telescopic rod 209 to move, and the elastic telescopic rod 209 drives the abutting block 210 to abut on the generator.

[0044] When a generator concentricity detection device according to the present embodiment is used in practice, when the generator needs to be fixed, the second motor 111 rotates to indirectly drive the first motor 102 to move through the supporting rod 113 and the sliding frame, so that the driving gear 103 is engaged with the second driven gear 202, and then the first motor 102 drives the driving gear 103 to rotate, which drives the second driven gear 202 to rotate, and the second driven gear 202 drives the second screw 201 to rotate, and the second screw 201 drives the second adapter 203 to move, which drives the holding member to move downward to fix the generator.

[0045] The second embodiment of the present application is:

[0046] Based on the first embodiment, please refer to Figure 7 , Figure 7 It is a schematic structural diagram of the third embodiment of the present invention.

[0047] The present invention provides a generator concentricity detection device, which also includes a mounting block 301 , a bolt 302 and a force applying member 303 .

[0048] According to this specific embodiment, the workbench 101 also has a mounting groove 304, the mounting block 301 is adapted to the mounting groove 304, the mounting block 301 is fixedly connected to the second motor 111, one end of the bolt 302 is inserted into the mounting groove 304, and is tightened on the mounting block 301. When installing the second motor 111, the mounting block 301 is aligned with the mounting groove 304 and pushed to a specified position, one end of the bolt 302 is inserted into the mounting groove 304, and is tightened on the mounting block 301, and the second motor 111 can be installed, otherwise it is easy to disassemble.

[0049] The force applying member 303 is fixedly connected to the mounting block 301 , and the force applying member 303 can be more conveniently applied when installing or removing the second motor 111 .

[0050] When using a generator concentricity detection device of this embodiment to install the second motor 111, align the mounting block 301 with the mounting groove 304 and push it to a specified position, insert one end of the bolt 302 into the mounting groove 304 and tighten it on the mounting block 301, and the second motor 111 can be installed, otherwise it is easy to disassemble.

[0051] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A generator concentricity detection device, comprising a work frame, the work frame is used to install the generator to be detected, the rotor shaft of the generator is connected to the standard detection rod through a coupling, and is characterized in that: It also includes testing agencies; The detection mechanism includes a displacement assembly, a power assembly, a transmission assembly, a sliding member, a detector and a transverse movement assembly, the working frame has a through hole, the transverse movement assembly is installed on the working frame, the sliding member is connected to the transverse movement assembly, the sliding member is slidably connected to the through hole, the detector is installed on the sliding member, the displacement assembly is used to drive the power assembly to move, and the power assembly is connected to the sliding member through the transmission assembly; The power assembly includes a first motor, a driving gear, a first screw and a first driven gear, the first motor is arranged on the displacement assembly, the output end of the first motor is fixedly connected to the driving gear, the first screw is rotatably connected to the working frame, the first driven gear is fixedly connected to the first screw, and the transmission assembly is arranged between the first screw and the sliding member; The transmission assembly comprises a first adapter and a first telescopic rod, the first adapter is threadedly matched with the first screw, and the first telescopic rod is arranged between the first adapter and the sliding member; The generator concentricity detection device also includes a pressing assembly, which includes a second screw, a second driven gear, a second adapter and a pressing piece. The pressing piece is slidably connected to the working frame, the second screw is rotatably connected to the working frame, the second driven gear is fixedly connected to the second screw, the second adapter is threadedly matched with the second screw, and the second adapter is fixedly connected to the pressing piece.

2. The generator concentricity detection device according to claim 1, characterized in that: The displacement assembly includes a second motor, a disc, a supporting rod and a sliding frame, the working frame has a slide groove, the sliding frame is slidably connected to the slide groove, the sliding frame has a supporting groove, the second motor is installed on the working frame, the output end of the second motor is fixedly connected to the disc, one end of the supporting rod is fixedly connected to the disc, and the other end of the supporting rod is placed in the supporting groove.

3. The generator concentricity detection device according to claim 2, characterized in that: The sliding frame comprises a T-shaped rod and a sliding rod, the sliding rod is slidably connected to the sliding groove, the T-shaped rod is fixedly connected to the sliding rod, and the abutting groove is arranged on the T-shaped rod.

4. The generator concentricity detection device according to claim 3, characterized in that: The transverse movement assembly includes a mounting rod, an electric slide rail, a sliding sleeve and a second telescopic rod. The mounting rod is fixedly connected to the work frame, the electric slide rail is installed on the electric slide rail, the sliding sleeve is adapted to the electric slide rail, and the second telescopic rod is arranged between the sliding sleeve and the detector.

5. The generator concentricity detection device according to claim 4, characterized in that: The holding member comprises a guide member and a holding plate, the guide member is fixedly connected to the second adapter member, the guide member is slidably connected to the working frame, and the holding plate is fixedly connected to the guide member.

6. The generator concentricity detection device according to claim 5, characterized in that: The pressing assembly also includes two L-rods, two sliders, two connecting blocks and two abutting members. The working frame also has two guide grooves. The two L-rods are fixedly connected to the second adapter. The two sliders are slidably connected to the corresponding guide grooves. One ends of the two connecting blocks are hinged to the corresponding L-rods, and the other ends of the two connecting blocks are hinged to the corresponding sliders. The abutting members are arranged on the corresponding sliders.

7. The generator concentricity detection device according to claim 6, characterized in that: The abutting member comprises an elastic telescopic rod and an abutting block, wherein the elastic telescopic rod is arranged between the corresponding sliding block and the corresponding abutting block.

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