A squirrel cage hammer riveting machine

Abstract

The present invention relates to a squirrel cage hammer riveting machine, comprising a hydraulic riveting machine, a riveting pressure head, a riveting workbench, a guide rail and a movable bracket, wherein the movable bracket is provided with a flipping device, and the flipping device is provided with a positioning device, wherein the positioning device positions the squirrel cage, and one side of the squirrel cage is placed on the riveting workbench, and the riveting pressure head located above the squirrel cage completes the riveting of the squirrel cage hammer head; initially, the squirrel cage central axis is vertically arranged, the movable bracket can rotate around the squirrel cage central axis, the positioning device can be vertically flipped on the flipping device, and the movable bracket can move on the guide rail along the length direction of the guide rail to drive the squirrel cage close to or away from the riveting workbench. Beneficial effects: the squirrel cage to be riveted can be clamped as a whole, the squirrel cage can rotate freely, and can be turned up and down, so that one-time clamping can be achieved, and the riveting of all hammer heads can be completed, thereby improving work efficiency, reducing labor intensity, and improving riveting quality.

Description

Technical Field

[0001] The invention relates to a riveting machine, in particular to a squirrel cage striker riveting machine. Background Art

[0002] The main operating component of the squirrel cage crusher is the squirrel cage, which crushes materials by rotating against each other. However, the squirrel cage is a wearing part and needs to be replaced regularly, so the demand is relatively large.

[0003] In the prior art of making a rat cage, the riveting of the head of the hitting rod is done manually (hammering after heating), which has low work efficiency, high labor intensity, and is difficult to ensure quality, making it difficult to meet the needs of mass production.

[0004] Therefore, it is urgent to design a squirrel cage striker riveting machine that can clamp the squirrel cage to be riveted as a whole, the squirrel cage can rotate freely, and can be turned up and down, so as to achieve one-time clamping and complete the riveting of all striker heads, so as to improve work efficiency, reduce labor intensity, and improve riveting quality. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a squirrel cage hammer riveting machine, which has solved the above-mentioned problem.

[0006] The technical solution of the present invention to solve the above technical problems is as follows: a squirrel cage hammer riveting machine, including a hydraulic riveting machine, a riveting pressure head, a riveting workbench, a guide rail and a movable bracket, the movable bracket is provided with a flipping device, the flipping device is provided with a positioning device, the positioning device positions the squirrel cage, one side of the squirrel cage is placed on the riveting workbench, and the riveting of the squirrel cage hammer head is completed by the riveting pressure head located above the squirrel cage; initially, the central axis of the squirrel cage is vertically arranged, the movable bracket can rotate around the central axis of the squirrel cage, the positioning device can be vertically flipped on the flipping device, and the movable bracket can move on the guide rail along the length direction of the guide rail to drive the squirrel cage close to or away from the riveting workbench.

[0007] The beneficial effects of the present invention are: the squirrel cage to be riveted can be clamped as a whole, the squirrel cage can rotate freely, and can be turned upside down, so that clamping can be achieved once, the riveting of all the hammer heads can be completed, the work efficiency can be improved, the labor intensity can be reduced, and the riveting quality can be improved.

[0008] Based on the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the flipping device includes a support, a horizontal rotating shaft and a roller, wherein two supports are symmetrically arranged, and the two sides of the two supports that are away from each other are rotatably connected to the two rollers, and the outer circumferences at both ends of the horizontal rotating shaft are respectively tangent to the two rollers on the two supports, and the central axes of the horizontal rotating shaft and the rollers are both horizontally arranged and parallel to each other.

[0010] The beneficial effect of adopting the above further solution is that the horizontal rotating shaft arranged horizontally can rotate around its central axis, providing a basis for turning over the squirrel cage.

[0011] Furthermore, it also includes a card seat, which is provided with two and is fixedly connected to the top of the two supports respectively. The card seat is provided with a through hole, and the horizontal rotating shaft passes through the through hole and can rotate around its central axis in the through hole.

[0012] The beneficial effect of adopting the above further solution is that the holder can achieve circumferential positioning of the horizontal rotating shaft.

[0013] Furthermore, the horizontal rotating shaft is symmetrically provided with two annular grooves coaxially arranged with the horizontal rotating shaft, an elastic retaining ring is clamped in each of the annular grooves, and the sides of the two elastic retaining rings close to each other are in contact with the corresponding side of the clamping seat.

[0014] The beneficial effect of adopting the above further solution is that the elastic retaining ring and the annular groove can achieve axial positioning of the horizontal rotating shaft.

[0015] Furthermore, the positioning device includes a core shaft, a clamping frame, a supporting seat and a plane bearing. Initially, the core shaft is vertically arranged, the horizontal rotating shaft passes through the middle of the core shaft, the supporting seat is fixedly connected to the bottom of the core shaft, the plane bearing is sleeved outside the core shaft and its bottom is abutted against the top of the supporting seat; a groove is opened on the top of the core shaft, the clamping frame is horizontally arranged and passes through the groove and can slide in the groove along the vertical direction.

[0016] The beneficial effect of adopting the above further scheme is that the core shaft passes through the squirrel cage, the bottom of the squirrel cage abuts against the top of the plane bearing, the clamping frame abuts against the top of the squirrel cage, so that the squirrel cage is positioned, and the horizontal rotating shaft passes through the middle of the core shaft, so that the core shaft can be flipped around the central axis of the horizontal rotating shaft.

[0017] Furthermore, it also includes a locking screw, which is vertically arranged and threadedly connected to the top of the core shaft, and the bottom of the locking screw extends into the groove and abuts against the top of the clamping frame.

[0018] The beneficial effect of adopting the above further solution is that tightening the locking screw can make the bottom of the locking screw extend into the groove and abut against the top of the clamping frame, thereby ensuring that the clamping frame abuts against the squirrel cage and clamping the squirrel cage.

[0019] Furthermore, a riveting washer is fixedly connected to the top of the riveting workbench, and the squirrel cage is placed on the top of the riveting washer.

[0020] The beneficial effect of adopting the above further solution is that the squirrel cage is placed on the top of the riveted washer, which is conducive to riveting positioning.

[0021] Furthermore, the bottom of the movable bracket is fixedly connected to the top of the rotating chassis, a base is installed at the bottom of the rotating chassis, the rotating chassis can rotate around the central axis of the squirrel cage on the base, and a plurality of pulleys are installed at the bottom of the base, and the pulleys can roll on the guide rail along the length direction of the guide rail.

[0022] The beneficial effect of adopting the above further solution is that the rotation of the rotating chassis and the base allows the squirrel cage to rotate, and the rollers make the sliding smoother, more labor-saving and more durable. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The present invention provides a schematic structural diagram of a squirrel cage hammer riveting machine.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Guide rail, 2. Movable bracket, 3. Support, 4. Horizontal rotating shaft, 5. Roller, 6. Clamping seat, 7. Mandrel, 8. Clamping frame, 9. Locking screw, 10. Support seat, 11. Plane bearing, 12. Hydraulic riveting machine, 13. Riveting pressure head, 14. Riveting workbench, 15. Riveting shim, 16. Rotating chassis, 17. Base. DETAILED DESCRIPTION

[0026] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0027] like Figure 1 As shown, a squirrel cage hammer riveting machine includes a hydraulic riveting machine 12, a riveting pressure head 13, a riveting workbench 14, a guide rail 1 and a movable bracket 2, wherein the movable bracket 2 is provided with a flipping device, and the flipping device is provided with a positioning device, the positioning device positions the squirrel cage, one side of the squirrel cage is placed on the riveting workbench 14, and the riveting of the squirrel cage hammer head is completed by the riveting pressure head 13 located above the squirrel cage; initially, the central axis of the squirrel cage is vertically arranged, the movable bracket 2 can rotate around the central axis of the squirrel cage, the positioning device can be vertically flipped on the flipping device, and the movable bracket 2 can move on the guide rail 1 along the length direction of the guide rail 1 to drive the squirrel cage to approach or move away from the riveting workbench 14.

[0028] The flipping device includes a support 3, a horizontal rotating shaft 4 and a roller 5. The support 3 is symmetrically provided with two, and the two sides of the two supports 3 that are away from each other are rotatably connected to the two rollers 5. The outer peripheries of both ends of the horizontal rotating shaft 4 are respectively tangent to the two rollers 5 on the two supports 3, and the central axes of the horizontal rotating shaft 4 and the rollers 5 are both horizontally arranged and parallel to each other.

[0029] It also includes a card seat 6, which is provided with two and is fixedly connected to the top of the two supports 3 respectively. The card seat 6 is provided with a through hole, and the horizontal rotation axis 4 passes through the through hole and can rotate around its central axis in the through hole.

[0030] The horizontal rotating shaft 4 is also symmetrically provided with two annular grooves coaxially arranged with the horizontal rotating shaft 4 , and an elastic retaining ring is clamped in each of the annular grooves, and the sides of the two elastic retaining rings close to each other are in contact with the side of the corresponding clamping seat 6 .

[0031] The positioning device includes a core shaft 7, a clamping frame 8, a supporting seat 10 and a plane bearing 11. Initially, the core shaft 7 is vertically arranged, the horizontal rotating shaft 4 passes through the middle of the core shaft 7, the supporting seat 10 is fixedly connected to the bottom of the core shaft 7, and the plane bearing 11 is sleeved outside the core shaft 7 and its bottom abuts against the top of the supporting seat 10; a groove is opened at the top of the core shaft 7, the clamping frame 8 is horizontally arranged and passes through the groove and can slide in the groove along the vertical direction.

[0032] It also includes a locking screw 9 , which is vertically arranged and threadedly connected to the top of the core shaft 7 , and the bottom of the locking screw 9 extends into the groove and abuts against the top of the clamping frame 8 .

[0033] A riveting washer 15 is fixedly connected to the top of the riveting workbench 14 , and the squirrel cage is placed on the top of the riveting washer 15 .

[0034] The bottom of the movable bracket 2 is fixedly connected to the top of the rotating chassis 16, and a base 17 is installed at the bottom of the rotating chassis 16. The rotating chassis 16 can rotate around the central axis of the squirrel cage on the base 17. A plurality of pulleys are installed at the bottom of the base 17, and the pulleys can roll on the guide rail 1 along the length direction of the guide rail 1.

[0035] It should be noted that:

[0036] The outer diameter of the core shaft 7 matches the aperture of the center hole of the squirrel cage, the outer diameters of the support seat 10 and the plane bearing 11 are larger than the aperture of the center hole of the squirrel cage, the clamping frame 8 is a rectangular parallelepiped, and the length of the clamping frame 8 is larger than the aperture of the center hole of the squirrel cage.

[0037] The movable bracket 2 is of left-right expandable type and is hollow in the middle. The expansion distance thereof is greater than the outer diameter of the squirrel cage to ensure that the squirrel cage can be turned over in the hollow part of the movable bracket 2 after being clamped.

[0038] The rotating chassis 16 and the base 17 may be connected by a vertically arranged rotating shaft, and the rotating shaft may rotate around its central axis, so that the rotating chassis 16 can rotate around the central axis of the squirrel cage on the base 17. The central axis of the squirrel cage here refers to the state when the squirrel cage is clamped and riveted, that is, when the central axis is vertically arranged.

[0039] The fixed connection mentioned in the present application can be bolt connection, welding or bonding.

[0040] Working principle:

[0041] 1. Clamping

[0042] Pull the movable bracket 2 away from the riveting workbench 14, pass the mandrel 7 through the center hole of the squirrel cage, press down the clamping frame 8, tighten the locking screw 9, pass the horizontal rotating shaft 4 through the mandrel 7, place the two ends of the horizontal rotating shaft 4 on the two supports 3 and tangent to the roller 5, connect the mounting base 6 with bolts, and clamp the elastic retaining ring.

[0043] 2. One-side work

[0044] Push the movable bracket 2 close to the riveting workbench 14 until the squirrel cage to be riveted is placed on the riveting pad 15, start the hydraulic riveting machine 12, press the riveting pressure head 13 to complete the riveting, rotate the rotating chassis 16, and complete a circle of riveting work in sequence.

[0045] 3. Work on the other side

[0046] Pull the movable bracket 2 away from the riveting workbench 14, turn the squirrel cage 180 degrees, push the movable bracket 2 close to the riveting workbench 14 until the squirrel cage to be riveted is placed on the riveting pad 15, press the riveting head 13 to complete the riveting, rotate the rotating chassis 16, and complete the riveting work of one circle on the other side in turn.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A squirrel cage riveting machine, characterized in that: The invention comprises a hydraulic riveting machine (12), a riveting pressure head (13), a riveting workbench (14), a guide rail (1) and a movable bracket (2). The movable bracket (2) is provided with a flipping device. The flipping device is provided with a positioning device. The positioning device positions a squirrel cage. One side of the squirrel cage is placed on the riveting workbench (14). The riveting pressure head (13) located above the squirrel cage completes the riveting of the squirrel cage hitting stick head. Initially, the central axis of the squirrel cage is arranged vertically. The movable bracket (2) can rotate around the central axis of the squirrel cage. The positioning device can flip vertically on the flipping device. The movable bracket (2) can move on the guide rail (1) along the length direction of the guide rail (1) to drive the squirrel cage to approach or move away from the riveting workbench (14). The flipping device comprises a support (3), a horizontal rotating shaft (4) and a roller (5). The support (3) Two of the two supports (3) are symmetrically provided, and the two rollers (5) are rotatably connected to the sides away from each other of the two supports (3). The outer peripheries of both ends of the horizontal rotating shaft (4) are tangent to the two rollers (5) on the two supports (3), respectively. The central axes of the horizontal rotating shaft (4) and the rollers (5) are both arranged horizontally and parallel to each other. A riveting washer (15) is fixedly connected to the top of the riveting workbench (14), and the cage is placed on the top of the riveting washer (15). The bottom of the movable bracket (2) is fixedly connected to the top of the rotating chassis (16). A base (17) is installed at the bottom of the rotating chassis (16). The rotating chassis (16) can rotate on the base (17) around the central axis of the cage. A plurality of pulleys are installed at the bottom of the base (17), and the pulleys can roll on the guide rail (1) along the length direction of the guide rail (1).

2. A squirrel cage hammer riveting machine according to claim 1, characterized in that: It also comprises a card seat (6), wherein two card seats (6) are provided and are respectively fixedly connected to the tops of the two supports (3), and a through hole is provided on the card seat (6), and the horizontal rotation shaft (4) passes through the through hole and can rotate around its central axis in the through hole.

3. A squirrel cage hammer riveting machine according to claim 2, characterized in that: The horizontal rotating shaft (4) is also symmetrically provided with two annular grooves coaxially arranged with the horizontal rotating shaft (4), each of the annular grooves is clamped with an elastic retaining ring, and the mutually adjacent sides of the two elastic retaining rings are in contact with the corresponding side of the clamping seat (6).

4. A squirrel cage hammer riveting machine according to claim 3, characterized in that: The positioning device comprises a core shaft (7), a clamping frame (8), a supporting seat (10) and a plane bearing (11); initially, the core shaft (7) is arranged vertically, the horizontal rotating shaft (4) passes through the middle of the core shaft (7), the supporting seat (10) is fixedly connected to the bottom of the core shaft (7), and the plane bearing (11) is sleeved outside the core shaft (7) and its bottom abuts against the top of the supporting seat (10); a groove is provided at the top of the core shaft (7), the clamping frame (8) is arranged horizontally and passes through the groove and can slide in the groove along the vertical direction.

5. A squirrel cage hammer riveting machine according to claim 4, characterized in that: It also comprises a locking screw (9), which is vertically arranged and threadedly connected to the top end of the core shaft (7), and the bottom end of the locking screw (9) extends into the groove and abuts against the top end of the clamping frame (8).

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