Crimping device for mounting bearings at two ends of rotor

Abstract

The utility model discloses a crimping device for mounting bearings at two ends of a rotor, which comprises a rack, a crimping table is arranged in the middle of the rack, a rotor mounting table is arranged in the middle of the crimping table, a conveying assembly is arranged on one side of the rotor mounting table, and a guide assembly is arranged on the outer side of the rotor mounting table. The rotor is lapped to the top of the positioning table, and the movable plate is driven to descend along the linear optical axis by controlling the electric cylinder, so that the front bearing is connected with the outer circular wall of the other end of the rotor shaft in a sleeving manner and further descends until the front bearing and the rear bearing are crimped to the two ends of the rotor shaft, and crimping of the bearings at the two ends of the rotor shaft is quickly realized; and meanwhile, through full-automatic feeding operation on the front bearing and the rear bearing, the feeding speed of the bearings at the two ends is further increased, manual operation of assembly workers is avoided, the risk that the hands of the assembly workers are pressed is reduced, crimping positioning is achieved through a positioning table in the middle of the rotor mounting table, and then the overall crimping effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rotor bearing installation, in particular to a crimping device for installing bearings at both ends of a rotor. Background Art

[0002] A rotor refers to a rotating body supported by bearings. When installing bearings on both ends of the rotor shaft of a motor, an assembly worker generally manually places one bearing into a crimping tool first, then passes one end of the rotor shaft through the bearing on that side and places it into the crimping tool, then places the other bearing into the other end of the rotor shaft, and finally holds the side of the rotor by hand until a special tool crimps the bearings at both ends to the two ends of the rotor shaft. Manual loading and crimping by hand by workers exposes the assembly workers to the risk of hand pressure, and the efficiency of pressing the bearings at both ends of the rotor shaft is low, resulting in high labor intensity for the assembly workers. Utility Model Content

[0003] The purpose of the utility model is to provide a crimping device for installing bearings at both ends of a rotor, so as to solve the problems raised in the above background technology, such as the risk of hand pressure caused by the assembly workers loading the bearings and the rotor and crimping them manually, and the low efficiency of bearing installation.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crimping device for installing bearings at both ends of a rotor, comprising a frame, a crimping platform is provided in the middle of the frame, a rotor mounting platform is provided in the middle of the crimping platform, a conveying assembly is provided on one side of the rotor mounting platform, a guide assembly is provided on the outside of the rotor mounting platform, a movable plate is provided in the middle of the guide assembly for lifting and lowering, a loading assembly is provided on one side of the movable plate, and a driving assembly for driving the movable plate to rise and fall is provided on the top of the guide assembly.

[0005] Preferably, the sides and bottom of the frame are symmetrically hinged with door panels.

[0006] Preferably, a positioning platform is provided on the top of the rotor mounting platform, a positioning hole is provided through the bottom of the rotor mounting platform, and a material guide hole is provided on the side wall of the rotor mounting platform.

[0007] Preferably, the conveying assembly includes a conveying frame provided on the side of the rotor mounting platform, a slide groove is provided on the top of the conveying frame, a rear bearing push rod is slidingly provided in the slide groove, and a conveying cylinder with a telescopic end fixedly connected to the end of the rear bearing push rod is provided at the bottom of the conveying frame.

[0008] Preferably, a connecting block is provided in the middle of the conveying frame, a hook rod is provided directly above the connecting block, a cross bar for installing the hook rod is provided in the middle of the frame, a plurality of rear bearings are sleeved on the outer circular wall of the hook rod from top to bottom, a pin hole is provided at the bottom of the hook rod, and a pin rod is inserted into the pin hole.

[0009] Preferably, the guide assembly includes a linear optical axis provided at the four corners of the movable plate through the crimping table. The four corners of the movable plate are raised and lowered along the corresponding linear optical axis through linear bearings. A fixed plate is connected to the top of the linear optical axis, and U-shaped grooves are symmetrically provided on the sides of the fixed plate and the movable plate.

[0010] Preferably, the feeding assembly includes a second connecting block provided on one side of the bottom of the movable plate, a feeding rack is provided at the bottom of the second connecting block, a second slide groove is provided on the top of the feeding rack, a front bearing push rod is provided for sliding in the middle of the second slide groove, a feeding cylinder fixedly connected to the front bearing push rod is provided at the bottom of the feeding rack, and a crimping block is provided at the bottom of the movable plate and the front bearing push rod.

[0011] Preferably, the movable plate is located on the support rod symmetrically provided on the top of the second connecting block, and a cross bar two is commonly connected to the top of the support rods on both sides. A hook rod two is located directly above the second connecting block and is hung with the second cross bar. Several front bearings are sleeved on the outer circular wall of the second hook rod from top to bottom, and a pin hole two is opened at the bottom of the second hook rod, and a pin rod two is inserted into the second pin hole.

[0012] Preferably, the driving assembly includes an electric cylinder having an output end provided at the top center of the fixed plate and fixedly connected to the movable plate.

[0013] Preferably, the side wall of the movable plate is provided with a reflective plate, an adjustment slot is opened on one side of the top of the crimping table, a guide shaft is provided in the adjustment slot, the side wall of the frame is provided with a mounting block for fixing the guide shaft, and the outer circular wall of the guide shaft is provided with a photoelectric switch.

[0014] Beneficial effects of the utility model:

[0015] 1. First, by controlling the conveying cylinder and / or the loading cylinder respectively, the rear bearing and / or the front bearing are pushed into the rotor mounting table and / or the bottom of the crimping block respectively. Then, the assembler passes one end of the rotor shaft through the rear bearing and overlaps the rotor to the top of the positioning table. Then, the movable plate is driven down along the linear optical axis by controlling the electric cylinder, so that the front bearing is sleeved with the outer circular wall of the other end of the rotor shaft, and further descends until the front bearing and the rear bearing are crimped to both ends of the rotor shaft, quickly realizing the crimping of the bearings at both ends of the rotor shaft. At the same time, the fully automatic loading operation of the front bearing and the rear bearing further speeds up the loading rate of the bearings at both ends, avoids manual operation of the assembler, reduces the risk of the assembler's hand pressure, and realizes the crimping positioning through the positioning table in the middle of the rotor mounting table, thereby improving the overall crimping effect.

[0016] 2. By setting linear bearings at the four corners of the movable plate and driving them to slide along the corresponding linear optical axis through the electric cylinder, the movable plate is driven to rise and fall, thereby reducing the resistance during the lifting process of the movable plate, improving the stability of the lifting process of the movable plate, and improving the accuracy of the connection between the front bearing and the top end of the rotor shaft, thereby facilitating the convenient crimping of the bearings at both ends of the rotor shaft.

[0017] 3. By controlling the loading cylinder to drive the front bearing push rod to move back and forth along the second slide groove, the front bearing sleeved on the outer wall of the second hook rod is pushed to the bottom of the crimping block in turn, making it convenient for the assembly workers to replace different rotor shafts in turn, and cooperate with the corresponding rear bearing for loading, thereby realizing the crimping of the bearings at both ends of different rotor shafts in turn. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the embodiment of the present invention with the top cover plate on the front of the frame removed;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the embodiment of the utility model with the side door panels of the frame removed;

[0021] Figure 4 This is a schematic diagram of the three-dimensional structure of the rotor mounting platform in an embodiment of the present utility model;

[0022] Figure 5 This is a schematic diagram of the three-dimensional structure of the conveying assembly in the embodiment of the present utility model;

[0023] Figure 6 This is a schematic diagram of the three-dimensional structure of the feeding assembly in the embodiment of the present utility model;

[0024] Figure 7 This is a schematic diagram of the three-dimensional structure of the hook rod in the embodiment of the present utility model;

[0025] Figure 8 This is an enlarged structural diagram of point A in an embodiment of the present utility model.

[0026] In the figure: 1, frame; 101, door panel; 2, crimping table; 3, rotor mounting table; 31, positioning table; 32, positioning hole; 33, guide hole; 4, conveying assembly; 41, conveying frame; 411, connecting block 1; 412, hook rod 1; 413, cross bar 1; 414, rear bearing; 415, pin hole 1; 416, pin rod 1; 42, slide 1; 43, rear bearing push rod; 44, conveying cylinder; 5, guide assembly; 51, linear axis; 52, linear bearing; 53, fixed Fixed plate; 6. Movable plate; 7. Feeding assembly; 71. Connecting block 2; 711. Support rod; 712. Cross bar 2; 713. Hook bar 2; 714. Front bearing; 715. Pin hole 2; 716. Pin bar 2; 72. Feeding rack; 73. Slide 2; 74. Front bearing push rod; 75. Feeding cylinder; 76. Crimp block; 8. Drive assembly; 81. Electric cylinder; 9. U-shaped groove; 10. Reflector; 11. Adjustment groove; 12. Guide shaft; 13. Mounting block; 14. Photoelectric switch. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] See also Figures 1 to 8 The utility model provides a crimping device for mounting bearings at both ends of a rotor, comprising a frame 1, a crimping platform 2 being provided in the middle of the frame 1, a rotor mounting platform 3 being provided in the middle of the crimping platform 2, a conveying assembly 4 being provided on one side of the rotor mounting platform 3, a guide assembly 5 being provided on the outer side of the rotor mounting platform 3, a movable plate 6 being provided in the middle of the guide assembly 5 for lifting, a feeding assembly 7 being provided on one side of the movable plate 6, and a driving assembly 8 being provided on the top of the guide assembly 5 for driving the movable plate 6 to rise and fall;

[0029] First, by controlling the conveying component 4 and / or the loading component 7 respectively, the conveying cylinder 44 and / or the loading cylinder 75 push the rear bearing 414 and / or the front bearing 714 to the inside of the rotor mounting platform 3 and / or the bottom of the crimping block 76 respectively. Then, the assembler passes one end of the rotor shaft through the rear bearing 414 and overlaps the rotor to the top of the positioning platform 31 of the rotor mounting platform 3. Then, by controlling the driving component 8, the movable plate 6 is driven to descend along the linear optical axis 51 in the guide component 5, so that the front bearing 714 is sleeved with the outer circular wall of the other end of the rotor shaft, and further descends until the front bearing 714 and the rear bearing 414 are crimped to the two ends of the rotor shaft, quickly realizing the crimping of the bearings at both ends of the rotor shaft. At the same time, through the fully automatic loading operation of the front bearing 714 and the rear bearing 414, the loading rate of the bearings at both ends is further accelerated, while avoiding manual operation of the assembler, reducing the risk of the assembler's hand being pressed, and the crimping positioning is achieved through the positioning platform 31 in the middle of the rotor mounting platform 3, thereby improving the overall crimping effect.

[0030] like Figure 2 As shown, specifically, the side and bottom of the frame 1 are symmetrically hinged with door panels 101, and the door panels 101 hinged on the side of the frame 1 facilitate installation or maintenance of components on the top of the crimping table 2.

[0031] Specifically, the frame 1 is located at the bottom of the crimping station 2 and is provided with electrical equipment for controlling the operation of the device. The door panel 101 hinged at the bottom of the frame 1 facilitates the installation and maintenance of the electrical equipment at the bottom of the crimping station 2.

[0032] like Figure 4 As shown, specifically, a positioning platform 31 is provided on the top of the rotor mounting platform 3, a positioning hole 32 is provided through the bottom of the rotor mounting platform 3, and a guide hole 33 is provided on the side wall of the rotor mounting platform 3. The guide hole 33 is used to guide the rear bearing 414 to the inside of the rotor mounting platform 3, so that the assembler can pass one end of the rotor shaft through the rear bearing 414 and the positioning hole 32 respectively, and then overlap and install the rotor on the top of the positioning platform 31. Through the cooperation between the step of the rotor shaft and the rotor mounting platform 3, the front bearing 714 and the rear bearing 414 are accurately and quickly pressed onto the outer cylindrical walls at both ends of the rotor shaft, thereby improving the efficiency of pressing the bearings at both ends of the rotor shaft.

[0033] like Figure 5 and Figure 7As shown, specifically, the conveying assembly 4 includes a conveying frame 41 provided on the side of the rotor mounting platform 3, a slide groove 42 is provided on the top of the conveying frame 41, and a rear bearing push rod 43 is slidably provided in the slide groove 42, and a conveying cylinder 44 is provided at the bottom of the conveying frame 41 with a telescopic end fixedly connected to the end of the rear bearing push rod 43. The rear bearing push rod 43 is driven to move back and forth along the slide groove 42 by controlling the conveying cylinder 44, and then the rear bearing 414 sleeved on the outer circular wall of the hook rod 412 is pushed into the rotor mounting platform 3 in turn, so that the assembly workers can replace different rotor shaft ends in turn, pass through the corresponding rear bearing 414 and insert it into the top of the positioning platform 31, thereby realizing the crimping of the bearings at both ends of different rotor shafts in turn.

[0034] Specifically, a connecting block 411 is provided in the middle of the conveying frame 41, a hook rod 412 is provided just above the connecting block 411, a cross bar 413 for installing the hook rod 412 is provided in the middle of the frame 1, and a plurality of rear bearings 414 are sleeved on the outer circular wall of the hook rod 412 from top to bottom, a latch hole 415 is provided at the bottom of the hook rod 412, a pin rod 416 is inserted into the latch hole 415, and by sleeveing ​​a plurality of rear bearings 414 on the outer circular wall of the hook rod 412 and inserting the pin rod 416 into the latch hole 415, it is convenient to transport the rear bearing 414 sleeved on the outer circular wall of the hook rod 412, or to hang and install the hook rod 412 and the cross bar 413, thereby improving the convenience of filling the rear end cover.

[0035] like Figure 8 As shown, specifically, the guide assembly 5 includes the crimping table 2 and the linear optical axes 51 respectively provided at the four corners of the movable plate 6. The four corners of the movable plate 6 are lifted and lowered along the corresponding linear optical axes 51 through linear bearings 52. The top of the linear optical axis 51 is commonly connected with a fixed plate 53. The fixed plate 53 and the side of the movable plate 6 are symmetrically provided with U-shaped grooves 9. By arranging linear bearings 52 at the four corners of the movable plate 6 and driving it to slide along the corresponding linear optical axis 51 through the electric cylinder 81, the movable plate 6 is driven to rise and fall, thereby reducing the resistance of the movable plate 6 during the lifting process, improving the stability of the movable plate 6 during the lifting process, and improving the accuracy of the sleeve connection between the front bearing 714 and the top end of the rotor shaft, thereby facilitating and conveniently realizing the crimping of the bearings at both ends of the rotor shaft.

[0036] like Figure 6 As shown, specifically, the U-shaped groove 9 facilitates the guidance of the movable plate 6 along the hook rod 1 412 and the hook rod 2 713 on both sides during the lifting process, thereby improving the compactness of the overall equipment.

[0037] Specifically, the feeding assembly 7 includes a connecting block 2 71 provided on one side of the bottom of the movable plate 6, a feeding rack 72 is provided at the bottom of the connecting block 2 71, a slide groove 2 73 is provided on the top of the feeding rack 72, a front bearing push rod 74 is slidably provided in the middle of the slide groove 2 73, and a feeding cylinder 75 fixedly connected to the front bearing push rod 74 is provided at the bottom of the feeding rack 72. A crimping block 76 is provided at the bottom of the movable plate 6 and docked with the front bearing push rod 74. By controlling the feeding cylinder 75, the front bearing push rod 74 is driven to move back and forth along the slide groove 2 73, and then the front bearing 714 sleeved on the outer circular wall of the hook rod 2 713 is pushed to the bottom of the crimping block 76 in sequence, so that the assembly workers can replace different rotor shafts in sequence and cooperate with the corresponding loading rear bearing 414, thereby realizing the crimping of the bearings at both ends of different rotor shafts in sequence.

[0038] Specifically, the bottom of the crimping block 76 and the end of the front bearing push rod 74 are both provided with a slot for supporting or clamping the front bearing 714, and a through hole for guiding one end of the top of the rotor shaft is opened in the middle of the crimping block 76.

[0039] Specifically, the movable plate 6 is located on the top of the connecting block 2 71 with a support rod 711 symmetrically provided, and the tops of the support rods 711 on both sides are commonly connected with a cross bar 2 712, and a hook rod 2 713 is located directly above the connecting block 2 71 and is hung with the cross bar 2 712, and the outer circular wall of the hook rod 2 713 is sleeved with a plurality of front bearings 714 from top to bottom, and a pin hole 2 715 is opened at the bottom of the hook rod 2 713, and a pin rod 2 716 is inserted into the pin hole 2 715. By sleeveing ​​a plurality of front bearings 714 on the outer circular wall of the hook rod 2 713 and inserting the pin rod 2 716 into the pin hole 2 715, it is convenient to transport the front bearing 714 sleeved on the outer circular wall of the hook rod 2 713, or to install the hook rod 2 713 to the middle of the cross bar 2 712, thereby improving the convenience of filling the front end cover.

[0040] Specifically, the driving assembly 8 includes an electric cylinder 81 with an output end fixedly connected to the movable plate 6 at the top center of the fixed plate 53. The movable plate 6 is driven to rise and fall along the linear optical axis 51 by controlling the electric cylinder 81, thereby fitting the front bearing 714 with one end of the top of the rotor shaft, and further descending to press the front bearing 714 and the rear bearing 414 to both ends of the rotor shaft.

[0041] Specifically, a reflector 10 is provided on the side wall of the movable plate 6, an adjustment slot 11 is provided on one side of the top of the crimping table 2, a guide shaft 12 is provided in the adjustment slot 11, and a mounting block 13 is provided on the side wall of the frame 1 for fixing the guide shaft 12. A photoelectric switch 14 is provided on the outer circular wall of the guide shaft 12. The photoelectric switch 14 is a prior art and is therefore not described in detail. By sliding the guide shaft 12 along the adjustment slot 11, the distance between the reflector 10 and the photoelectric switch 14 is adjusted to an appropriate distance, and the guide shaft 12 is fixed by the mounting block 13, so that the reflector 10 and the photoelectric switch 14 can cooperate with each other, so that the electric cylinder 81 drives the movable plate 6 to quickly rise and fall to the origin position along the linear optical axis 51, which is convenient for the inspection and maintenance of the equipment.

[0042] The working principle of the present invention is as follows: when in use, first, by controlling the conveying cylinder 44 and / or the loading cylinder 75 respectively, the rear bearing 414 and / or the front bearing 714 are pushed to the inside of the rotor mounting platform 3 and / or the bottom of the crimping block 76, and then the assembler passes one end of the rotor shaft through the rear bearing 414 and overlaps the rotor to the top of the positioning platform 31, and then controls the electric cylinder 81 to drive the movable plate 6 to descend along the linear optical axis 51, so that the front bearing 714 is sleeved with the outer circular wall of the other end of the rotor shaft, and further descends until the front bearing 714 and the rear bearing 414 are crimped to the two ends of the rotor shaft, quickly realizing the crimping of the bearings at both ends of the rotor shaft, and at the same time, through the fully automatic loading operation of the front bearing 714 and the rear bearing 414, the loading rate of the bearings at both ends is further accelerated, while avoiding manual operation of the assembler, reducing the risk of the assembler's hand pressure, and realizing crimping positioning through the positioning platform 31 in the middle of the rotor mounting platform 3, thereby improving the overall crimping effect.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements or improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A crimping device for mounting bearings at both ends of a rotor, comprising a frame (1), characterized in that; A crimping platform (2) is provided in the middle of the frame (1), a rotor mounting platform (3) is provided in the middle of the crimping platform (2), a conveying assembly (4) is provided on one side of the rotor mounting platform (3), a guide assembly (5) is provided on the outside of the rotor mounting platform (3), a movable plate (6) is provided in the middle of the guide assembly (5) for lifting, a feeding assembly (7) is provided on one side of the movable plate (6), and a driving assembly (8) for driving the movable plate (6) to lift is provided on the top of the guide assembly (5).

2. A crimping device for mounting bearings at both ends of a rotor according to claim 1, characterized in that: Door panels (101) are symmetrically hingedly provided on the sides and bottom of the frame (1).

3. A crimping device for mounting bearings at both ends of a rotor according to claim 1, characterized in that: A positioning platform (31) is provided on the top of the rotor mounting platform (3), a positioning hole (32) is provided through the bottom of the rotor mounting platform (3), and a material guide hole (33) is provided on the side wall of the rotor mounting platform (3).

4. A crimping device for mounting bearings at both ends of a rotor according to claim 1, characterized in that: The conveying assembly (4) includes a conveying frame (41) provided on the side of the rotor mounting platform (3), a slide groove (42) is provided on the top of the conveying frame (41), a rear bearing push rod (43) is slidably provided in the slide groove (42), and a conveying cylinder (44) is provided at the bottom of the conveying frame (41) with a telescopic end fixedly connected to the end of the rear bearing push rod (43).

5. A crimping device for mounting bearings at both ends of a rotor according to claim 4, characterized in that: A connecting block (411) is provided in the middle of the conveying frame (41), a hook rod (412) is provided just above the connecting block (411), a cross bar (413) for mounting the hook rod (412) is provided in the middle of the frame (1), a plurality of rear bearings (414) are sleeved on the outer circular wall of the hook rod (412) from top to bottom, a pin hole (415) is provided at the bottom of the hook rod (412), and a pin rod (416) is inserted into the pin hole (415).

6. The crimping device for mounting bearings at both ends of a rotor according to claim 1, characterized in that: The guide assembly (5) includes a linear optical axis (51) provided at each of the four corners of the crimping table (2) and passing through the movable plate (6). The four corners of the movable plate (6) are lifted and lowered along the corresponding linear optical axis (51) via linear bearings (52). A fixed plate (53) is provided at the top of the linear optical axis (51). The fixed plate (53) and the side of the movable plate (6) are symmetrically provided with U-shaped grooves (9).

7. The crimping device for mounting bearings at both ends of a rotor according to claim 1, characterized in that: The feeding assembly (7) includes a second connecting block (71) provided on one side of the bottom of the movable plate (6), a feeding rack (72) is provided at the bottom of the second connecting block (71), a second slide groove (73) is provided on the top of the feeding rack (72), a front bearing push rod (74) is slidably provided in the middle of the second slide groove (73), a feeding cylinder (75) fixedly connected to the front bearing push rod (74) is provided at the bottom of the feeding rack (72), and a crimping block (76) is provided at the bottom of the movable plate (6) to connect with the front bearing push rod (74).

8. A crimping device for mounting bearings at both ends of a rotor according to claim 7, characterized in that: The movable plate (6) is symmetrically provided with a support rod (711) on the top of the second connecting block (71), and the tops of the support rods (711) on both sides are commonly connected with a second cross rod (712). A second hook rod (713) is provided just above the second connecting block (71) and is connected to the second cross rod (712). The outer circular wall of the second hook rod (713) is sleeved with a plurality of front bearings (714) from top to bottom. The bottom of the second hook rod (713) is provided with a second pin hole (715), and a second pin rod (716) is inserted into the second pin hole (715).

9. The crimping device for mounting bearings at both ends of a rotor according to claim 6, characterized in that: The driving assembly (8) includes an electric cylinder (81) having an output end fixedly connected to the movable plate (6) and provided at the top center of the fixed plate (53).

10. The crimping device for mounting bearings at both ends of a rotor according to claim 1, characterized in that: A reflective plate (10) is provided on the side wall of the movable plate (6), an adjustment slot (11) is provided on one side of the top of the crimping table (2), a guide shaft (12) is provided in the adjustment slot (11), a mounting block (13) for fixing the guide shaft (12) is provided on the side wall of the frame (1), and a photoelectric switch (14) is provided on the outer circular wall of the guide shaft (12).

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