Rapid assembly equipment for pump shaft of horizontal axially split pump

Abstract

The utility model belongs to the technical field of pump shaft assembly, and discloses a horizontal axially split pump shaft quick assembly device which comprises a bottom plate, a vertical plate fixedly connected to the rear end of the bottom plate, a base plate fixedly connected to the upper end of the bottom plate, a first guide rod fixedly connected to the upper end of the base plate, a positioning mechanism fixedly connected to the upper end of the base plate, and an assembly mechanism fixedly connected to the front end of the vertical plate. The positioning mechanism is matched with the positioning assembly, in the process of assembling the axially split pump shaft, shaft bodies of different specifications can be rapidly fixed, the equipment can be suitable for the shaft bodies of the different specifications, the assembling mechanism is matched with the two transverse moving assemblies and the assembling assembly, and the assembling efficiency is improved. According to the pump shaft assembling device, parts needed in the pump shaft assembling process can be rapidly fixed, the parts and the shaft body are in a concentric state, the adjusting time is saved, the parts can be assembled from the two sides of the shaft body at the same time, the pump shaft assembling speed is greatly increased, and the practicability of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pump shaft assembly technical field, concretely relates to a horizontal split pump pump shaft quick assembly equipment. BACKGROUND

[0002] The horizontal split pump is also called single-stage double-suction centrifugal pump, and its main feature is large flow of conveyed medium. The working principle of the horizontal split pump is that an impeller is installed in a pump shell and is fastened on a pump shaft, the pump shaft is directly driven by a motor, the impeller is driven by the shaft to rotate at high speed, and liquid between the blades must also rotate. Under the action of centrifugal force, the liquid is thrown from the center of the impeller to the outer edge and obtains energy to leave the outer edge of the impeller at high speed and enter the volute pump shell. In the volute, the liquid is decelerated due to the gradual expansion of the flow channel, and part of the kinetic energy is converted into static pressure energy, and finally flows into the discharge pipeline at a high pressure and is sent to the required place.

[0003] Chinese patent authorized announcement number: CN211761357U provides a long shaft pump production and assembly device, which can quickly support different positions according to different long shaft pump models, so that the long shaft pump parts are in the corresponding positions. Through the action of the pipeline adjusting mechanism and the horizontal sliding mechanism, the application range of the device can be improved.

[0004] However, the following defects exist in the specific implementation process: when the device is assembled during the production of the shaft pump, the assembly rate cannot be improved.

[0005] Therefore, the utility model designs a horizontal split pump pump shaft quick assembly equipment to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above-mentioned defects existing in the prior art, the utility model provides a horizontal split pump pump shaft quick assembly equipment.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme:

[0008] A horizontal split pump pump shaft quick assembly equipment, comprising a bottom plate, a vertical plate is fixedly connected to the rear end of the bottom plate, a pad plate is fixedly connected to the upper end of the bottom plate, a guide rod one is fixedly connected to the upper end of the pad plate, a positioning mechanism is fixedly connected to the upper end of the pad plate, and an assembly mechanism is fixedly connected to the front end of the vertical plate.

[0009] Furthermore, the positioning mechanism comprises two guide rods two, the two guide rods two are fixedly connected to a positioning assembly at the end close to each other, and a shaft rod is movably connected in the positioning assembly.

[0010] Further, the positioning assembly comprises a vertical rod, the lower end of the vertical rod is fixedly connected with the upper end of the base plate, the front end of the vertical rod is fixedly connected with a connecting plate, the lower end of the connecting plate is fixedly connected with a positioning plate two, the inner surface of the positioning plate two is fixedly connected with two hydraulic cylinders, the output ends of the two hydraulic cylinders are fixedly connected with positioning clamping plates one, the front end of the vertical rod is fixedly connected with a horizontal rod, the upper end of the horizontal rod is fixedly connected with a supporting plate, the upper end of the supporting plate is fixedly connected with two positioning clamping plates two, and the inner surfaces of the two positioning clamping plates two are fixedly connected with two hydraulic cylinders.

[0011] Further, the assembly mechanism comprises a positioning pipe, the outer surface of the positioning pipe is fixedly connected with a reinforcing rod one, the outer surface of the positioning pipe is fixedly connected with a reinforcing rod two, the inner surface of the positioning pipe is fixedly connected with a horizontal moving assembly, the front part of the horizontal moving assembly is fixedly connected with a cross groove plate, the upper and lower ends of the cross groove plate are both provided with guide grooves, and the inner cavity of the cross groove plate is slidably connected with four assembly assemblies.

[0012] Further, the horizontal moving assembly comprises a positioning plate one, the rear ends of the two positioning plates one are both fixedly connected with the front end of the vertical plate, the right end of the positioning plate one is fixedly connected with a supporting frame, the upper end of the supporting frame is fixedly connected with a motor one, the output end of the motor one is fixedly connected with a lead screw one through a shaft coupling, the outer surface of the lead screw one is threadedly connected with a moving block one, the front ends of the two moving blocks one are respectively fixedly connected with the rear ends of the two cross groove plates, the outer surface of the lead screw one is fixedly connected with a bearing, and the outer surface of the bearing is fixedly connected with the inner surface of the positioning pipe.

[0013] Further, the assembly assembly comprises a positioning plate three, the lower end of the positioning plate three is fixedly connected with the outer surface of the cross groove plate, the upper end of the positioning plate three is fixedly connected with a motor two, the output end of the motor two is fixedly connected with a lead screw two through a shaft coupling, the outer surface of the lead screw two is threadedly connected with a moving block two, the inner surface of the moving block two is slidably connected with two guide rods three, the upper and lower ends of the two guide rods three are both fixedly connected with the inner cavity of the cross groove plate, and the right end of the moving block two is fixedly connected with a fixing rod.

[0014] Further, the front end of the reinforcing rod one is fixedly connected with the rear end of the vertical rod, and the rear end of the reinforcing rod two is fixedly connected with the front end of the vertical plate.

[0015] Further, the inner surfaces of the two guide grooves located on the upper side are respectively slidably connected with the outer surfaces of the two guide rods two, and the inner surfaces of the two guide grooves located on the lower side are both slidably connected with the outer surface of the guide rod one. Advantages

[0016] (1) The positioning mechanism cooperates with the positioning assembly, which can quickly fix different specifications of shaft bodies during the assembly of the pump shaft of the centering pump, so that the equipment can be suitable for different specifications of shaft bodies.

[0017] (2) The scheme can position the parts required for assembling the pump shaft through the assembly mechanism cooperating with the assembly component, so that the parts are in the concentric state with the shaft body, the adjusting time is saved, and the assembly efficiency is improved.

[0018] (3) The scheme can assemble the parts from both sides of the shaft body through the two horizontal moving components and the assembly component, so that the assembly speed of the pump shaft is greatly improved, and the practicability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0020] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0021] Figure 2 It is a schematic diagram of the positioning mechanism of the present application;

[0022] Figure 3 It is a schematic diagram of the positioning component of the present application;

[0023] Figure 4 It is a schematic diagram of the assembly mechanism of the present application;

[0024] Figure 5 It is a schematic diagram of the horizontal moving component of the present application;

[0025] Figure 6 It is a schematic diagram of the assembly component of the present application.

[0026] The numbers in the drawings represent:

[0027] 1, bottom plate; 2, vertical plate; 3, pad plate; 4, guide rod one; 5, assembly mechanism; 51, positioning tube; 52, reinforcing rod one; 53, reinforcing rod two; 54, cross moving assembly; 541, positioning plate one; 542, support frame; 543, motor one; 544, lead screw one; 545, moving block one; 546, bearing; 55, cross slot plate; 56, guide slot; 57, assembly assembly; 571, positioning plate three; 572, motor two; 573, lead screw two; 574, moving block two; 575, guide rod three; 576, fixed rod; 6, positioning mechanism; 61, guide rod two; 62, positioning assembly; 621, vertical rod; 622, connecting plate; 623, positioning plate two; 624, hydraulic cylinder; 625, positioning clamping plate one; 626, cross rod; 627, support plate; 628, positioning clamping plate two; 63, shaft rod. DETAILED DESCRIPTION

[0028] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] The utility model will be further described below in combination with embodiments.

[0030] In some embodiments, referring to the drawings in the description Figures 1-6 A horizontal split pump shaft rapid assembly equipment, including bottom plate 1, the rear end of bottom plate 1 is fixedly connected with vertical plate 2, the upper end of bottom plate 1 is fixedly connected with pad plate 3, the upper end of pad plate 3 is fixedly connected with guide rod one 4, the upper end of pad plate 3 is fixedly connected with positioning mechanism 6, and the front end of vertical plate 2 is fixedly connected with assembly mechanism 5.

[0031] In the embodiments of the utility model, the vertical plate 2 and the pad plate 3 are connected together by the bottom plate 1 to form the frame of the equipment together, the position of the positioning mechanism 6 is fixed by the pad plate 3 to ensure that the positioning mechanism 6 is in a stable state during use, the shaft rod 63 can be quickly fixed by the action of the positioning mechanism 6, which is convenient for subsequent assembly, and the required spare parts of the pump shaft can be quickly installed on the shaft rod 63 by the assembly mechanism 5, so that the spare parts and the shaft rod 63 together constitute the shaft body of the pump.

[0032] In some embodiments, as Figures 2-3As shown, as a preferred embodiment of the utility model, the positioning mechanism 6 includes two guide rods two 61, the two guide rods two 61 are fixedly connected with positioning assembly 62 at the end close to each other, the positioning assembly 62 is movably connected with shaft rod 63 inside.

[0033] Positioning assembly 62 includes vertical rod 621, vertical rod 621 lower end is fixedly connected with the upper end of the backing plate 3, vertical rod 621 front end is fixedly connected with connecting plate 622, connecting plate 622 lower end is fixedly connected with locating plate two 623, locating plate two 623 inner surface is fixedly connected with two hydraulic cylinders 624, the output end of two hydraulic cylinders 624 is fixedly connected with locating clamp plate one 625, vertical rod 621 front end is fixedly connected with horizontal rod 626, horizontal rod 626 upper end is fixedly connected with support plate 627, support plate 627 upper end is fixedly connected with two locating clamp plate two 628.

[0034] In the embodiment of the utility model, the shaft rod 63 is placed above the two locating clamp plate two 628, so that the center position of the shaft rod 63 is aligned with the center line of the equipment, then the two hydraulic cylinders 624 are controlled to start simultaneously, the two locating clamp plate one 625 can be moved downward simultaneously under the action of the two hydraulic cylinders 624, cooperate with the two locating clamp plate two 628, and the shaft rod 63 is fixed.

[0035] In some embodiments, as shown, Figures 4-6 As a preferred embodiment of the utility model, the assembly mechanism 5 includes positioning pipe 51, positioning pipe 51 outer surface is fixedly connected with reinforcing rod one 52, reinforcing rod one 52 front end is fixedly connected with vertical rod 621 rear end, positioning pipe 51 outer surface is fixedly connected with reinforcing rod two 53, reinforcing rod two 53 rear end is fixedly connected with vertical plate 2 front end, positioning pipe 51 inner surface is fixedly connected with horizontal moving assembly 54, horizontal moving assembly 54 front part is fixedly connected with cross slot plate 55, the upper and lower ends of cross slot plate 55 are both provided with guide slot 56, the inner surfaces of the two guide slots 56 on the upper side are respectively slidably connected with the outer surfaces of the two guide rods two 61, the inner surfaces of the two guide slots 56 on the lower side are both slidably connected with the outer surfaces of guide rod one 4, four assembly assemblies 57 are slidably connected in the inner cavities of cross slot plate 55.

[0036] Horizontal moving assembly 54 includes locating plate one 541, the rear end of two locating plate one 541 is fixedly connected with vertical plate 2 front end, locating plate one 541 right end is fixedly connected with support frame 542, support frame 542 upper end is fixedly connected with motor one 543, the output end of motor one 543 is fixedly connected with lead screw one 544 through coupling, the outer surface of lead screw one 544 is threadedly connected with moving block one 545, the front end of two moving block one 545 is respectively fixedly connected with the rear end of two cross slot plate 55, the outer surface of lead screw one 544 is fixedly connected with bearing 546, the outer surface of bearing 546 is fixedly connected with the inner surface of positioning pipe 51.

[0037] The assembly component 57 comprises a positioning plate three 571, the lower end of the positioning plate three 571 is fixedly connected with the outer surface of the cross slot plate 55, the upper end of the positioning plate three 571 is fixedly connected with a motor two 572, the output end of the motor two 572 is fixedly connected with a lead screw two 573 through a shaft coupling, the outer surface of the lead screw two 573 is threadedly connected with a moving block two 574, the inner surface of the moving block two 574 is slidably connected with two guide rods three 575, the upper and lower ends of the two guide rods three 575 are fixedly connected with the inner cavity of the cross slot plate 55, and the right end of the moving block two 574 is fixedly connected with a fixed rod 576.

[0038] In the embodiment of the utility model, the handheld parts that need to be assembled on the shaft 63 are placed in the interiors of the four fixed rods 576, and the four motors two 572 are started simultaneously, when the motor two 572 is started, the lead screw two 573 will rotate under the action of the motor two 572, when the lead screw two 573 rotates, it will drive the moving block two 574 to slide along the inner cavity of the cross slot plate 55 and the outer surface of the two guide rods three 575, at this time, the fixed rod 576 moves inward under the leadership of the moving block two 574, and the remaining three fixed rods 576 also move inward synchronously under the action of the other three motors two 572, at this time, the four fixed rods 576 will be simultaneously abutted on the outer surface of the parts and the center point of the parts will be consistent with the center point of the shaft 63.

[0039] At this time, the parts are loosened and the motor one 543 located on the right side is started, the lead screw one 544 rotates under the action of the motor one 543 and under the cooperation of the bearing 546, when the lead screw one 544 rotates, it will drive the moving block one 545 to move left, since the front ends of the two moving blocks one 545 are fixedly connected with the rear ends of the two cross slot plates 55 respectively, when the moving block one 545 on the right side moves left, it will take the cross slot plate 55 on the right side to move left, at this time, the fixed parts will move along with the outer surface of the shaft 63, when the parts are assembled on the shaft 63, the four motors two 572 are controlled to rotate reversely, the fixation of the four fixed rods 576 on the parts is cancelled, then the motor one 543 is controlled to rotate reversely, so that the cross slot plate 55 returns to the initial position, and the above operation is repeated, so that other parts can also be assembled on the shaft 63.

[0040] It should be noted that the specific installation method of the hydraulic cylinder 624, the motor one 543 and the motor two 572, the connection mode of the circuit and the control method all belong to conventional design, and the utility model will not be described in detail.

[0041] Working principle: in the assembly process of the middle open pump, when the equipment is used for assembling the pump shaft, the shaft rod 63 can be placed above the two positioning clamping plates two 628, so that the center position of the shaft rod 63 is aligned with the center line of the equipment, then the two hydraulic cylinders 624 are controlled to start at the same time, so that the two positioning clamping plates one 625 can move downward at the same time under the action of the two hydraulic cylinders 624, cooperate with the two positioning clamping plates two 628, and fix the shaft rod 63.

[0042] When the shaft rod 63 is fixed, the hand-held parts to be assembled on the shaft rod 63 are placed in the four fixed rods 576, and the four motors two 572 are started at the same time, so that the three fixed rods 576 move inward at the same time under the action of the four motors two 572, so that the four fixed rods 576 are simultaneously pressed on the outer surface of the parts, in this process, the four fixed rods 576 adjust the center point of the parts, so that the center point of the parts is consistent with the center point of the shaft rod 63, then the parts are loosened and the motor one 543 on the right side is started, the two cross slot plates 55 move left under the action of the motor one 543, at this time, the fixed parts will move with them, and be sleeved on the outer surface of the shaft rod 63, when the parts are assembled on the shaft rod 63, control the four motors two 572 to reverse rotation, cancel the fixation of the four fixed rods 576 on the parts, and then reverse the rotation of the motor one 543, so that the cross slot plate 55 returns to the initial position, and the above operation is repeated, that is, other parts can also be assembled on the shaft rod 63, in the use process of the equipment, the above method can be used to assemble the parts from both sides of the shaft rod 63 at the same time, which greatly improves the assembly speed of the pump shaft.

[0043] The above embodiments are only used to illustrate the technical solutions of the present application, but not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalent ones; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A horizontal split pump shaft quick assembly apparatus comprising a base plate (1), characterized in that: The bottom plate (1) rear end fixedly connected with vertical plate (2), the bottom plate (1) upper end fixedly connected with backing plate (3), the backing plate (3) upper end fixedly connected with guide rod one (4), the backing plate (3) upper end fixedly connected with positioning mechanism (6), the vertical plate (2) front end fixedly connected with assembly mechanism (5).

2. The horizontal split pump shaft quick assembly apparatus of claim 1, wherein: The positioning mechanism (6) includes two guide rods two (61), two the guide rod two (61) are fixedly connected with positioning assembly (62) on the end of mutual approach, the positioning assembly (62) inside movablely connected with shaft (63).

3. The horizontal split pump shaft quick assembly apparatus of claim 2, wherein: The positioning assembly (62) includes vertical rod (621), the vertical rod (621) lower end and backing plate (3) upper end fixedly connected, the vertical rod (621) front end fixedly connected with connecting plate (622), the connecting plate (622) lower end fixedly connected with positioning plate two (623), the positioning plate two (623) inner surface fixedly connected with two hydraulic cylinders (624), two the output end of hydraulic cylinder (624) is fixedly connected with positioning clamping plate one (625), the vertical rod (621) front end fixedly connected with cross bar (626), the cross bar (626) upper end fixedly connected with support plate (627), the support plate (627) upper end fixedly connected with two positioning clamping plate two (628).

4. The horizontal split pump shaft quick assembly apparatus of claim 3, wherein: The assembly mechanism (5) includes positioning pipe (51), the positioning pipe (51) outer surface fixedly connected with reinforcing rod one (52), the positioning pipe (51) outer surface fixedly connected with reinforcing rod two (53), the positioning pipe (51) inner surface fixedly connected with horizontal shift subassembly (54), the horizontal shift subassembly (54) front fixedly connected with cross slot plate (55), the cross slot plate (55) both ends are provided with guide slot (56), the cross slot plate (55) inner chamber slidingly connected with four assembly components (57).

5. The horizontal split pump shaft quick assembly apparatus of claim 4, wherein: The horizontal shift subassembly (54) includes positioning plate one (541), two the positioning plate one (541) rear end is fixedly connected with vertical plate (2) front end, the positioning plate one (541) right end fixedly connected with support frame (542), the support frame (542) upper end fixedly connected with motor one (543), the output end of motor one (543) is fixedly connected with screw rod one (544) through coupling, the screw rod one (544) outer surface is connected with moving block one (545), two the moving block one (545) front end is fixedly connected with two cross slot plate (55) rear end respectively, the screw rod one (544) outer surface fixedly connected with bearing (546), the bearing (546) outer surface and positioning pipe (51) inner surface fixedly connected.

6. The horizontal split pump shaft quick assembly apparatus of claim 4, wherein: The assembly component (57) comprises a positioning plate three (571), the lower end of the positioning plate three (571) is fixedly connected with the outer surface of the cross slot plate (55), the upper end of the positioning plate three (571) is fixedly connected with a motor two (572), the output end of the motor two (572) is fixedly connected with a lead screw two (573) through a shaft coupling, the outer surface of the lead screw two (573) is threadedly connected with a moving block two (574), the inner surface of the moving block two (574) is slidably connected with two guide rods three (575), the upper and lower ends of the two guide rods three (575) are fixedly connected with the inner cavity of the cross slot plate (55), and the right end of the moving block two (574) is fixedly connected with a fixing rod (576).

7. The horizontal split pump shaft quick assembly apparatus of claim 4, wherein: The front end of the reinforcing rod one (52) is fixedly connected with the rear end of the vertical rod (621), and the rear end of the reinforcing rod two (53) is fixedly connected with the front end of the vertical plate (2).

8. The horizontal split pump shaft quick assembly apparatus of claim 4, wherein: The inner surfaces of the two guide grooves (56) located on the upper side are slidably connected with the outer surfaces of the two guide rods two (61) respectively, and the inner surfaces of the two guide grooves (56) located on the lower side are slidably connected with the outer surface of the guide rod one (4).

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