Casting hoisting mechanism

Abstract

The utility model discloses a casting hoisting mechanism. The casting hoisting mechanism comprises a hoisting frame, slings are connected to the four corners of the top of the lifting frame, two first guide rails are fixedly connected to the top of the lifting frame, the bottom of the lifting frame is fixedly connected to the outer wall of the electric push rod, second V-shaped rolling wheels are used on the upper portions of the first guide rails in a matched mode, the second V-shaped rolling wheels are rotatably connected to the interior of a connecting piece, and the bottom of the connecting piece is fixedly connected to the top of a pressing plate. The top of the pressing plate is fixedly connected with a driving device, the pressing plate is movably connected with a plurality of regularly-arranged pressing mechanisms in a penetrating mode, and the output end of the driving device is fixedly connected with a locking device. The equipment is started, the electric push rod pushes the pressing plate to move, then the pressing mechanism limits the casting, the locking device is started to lock the pressing mechanism, and finally hoisting of the casting is completed in cooperation with hoisting equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting, in particular to a casting hoisting mechanism. Background Art

[0002] With the rapid development of industry, the hoisting industry has become a relatively mature sector. Hoisting services are widely used in various fields, including but not limited to engineering construction and casting handling. The development of these fields has directly driven an increase in hoisting demand, and at the same time, the requirements for hoisting equipment are becoming increasingly higher. In the field of casting hoisting, most hoisting equipment on the market uses slings combined with manual lashing. Before hoisting, safe and reliable lifting points must be determined. Improper lifting point positioning can lead to hoisting accidents. Therefore, it is particularly important to develop a highly efficient and versatile hoisting mechanism to improve the safety and reliability of equipment. Utility Model Content

[0003] The purpose of the utility model is to provide a casting hoisting mechanism to improve hoisting efficiency and reliability.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a casting hoisting mechanism, comprising a hoisting frame. The four corners of the top of the hoisting frame are connected to slings, the top of the hoisting frame is fixedly connected to two first guide rails, the bottom of the hoisting frame is fixedly connected to the outer wall of the electric push rod, the upper part of the first guide rail is used in conjunction with a second V-shaped roller, the second V-shaped roller is rotatably connected to the inside of the connecting member, the bottom of the connecting member is fixedly connected to the top of the pressure plate, the top of the pressure plate is fixedly connected to a driving device, the pressure plate is movably connected to multiple regularly arranged clamping mechanisms, the output end of the driving device is fixedly connected to a locking device, the device is started, the electric push rod pushes the pressure plate to move, and then the clamping mechanism limits the casting, the locking device is started to lock the clamping mechanism, and finally the lifting of the casting is completed in conjunction with the lifting equipment.

[0005] Preferably, a T-slot is provided at the bottom of the pressing plate, and a T-slot and a T-head are provided at the front and rear of the pressing plate respectively. The pressing plate can be expanded and extended by using the T-slot and the T-head in combination to facilitate the lifting of castings of different sizes.

[0006] Preferably, the upper outer portion of the pressure plate is fixedly connected to the output end of the electric push rod, and starting the electric push rod can drive the pressure plate to move inward.

[0007] Preferably, a reinforcement is fixed to the outside of the pressure plate, and a first V-shaped roller is fixed to the top of the reinforcement. The first V-shaped roller is connected to the lifting frame through a second guide rail. When the electric push rod is started and the clamping mechanism is in a clamping state, the reinforcement can provide inward support to the middle and lower part of the pressure plate.

[0008] Preferably, the clamping mechanism 1 includes a clamping rod, the extrusion end of the clamping rod is fixed with an end ear, the extrusion end of the clamping rod is rotatably connected to a universal contact, the middle part of the clamping rod is sleeved with a first spring, one end of the first spring is fixed to the end ear of the clamping rod, and the other end is fixed to the outer wall of the pressure plate, the tail of the clamping rod is fixed with a first limiting ring, the electric push rod is started, and the two pressure plates are driven to move inward, the universal contact contacts the outer wall of the casting, and is passively rotated to fit the surface of the casting according to the external contour of the casting, thereby compressing the first spring to wrap and clamp various parts of the casting.

[0009] Preferably, the locking device includes a locking rod, the locking end of the locking rod extends into the interior of the slotted sleeve and leaves a gap with the pressing mechanism, the lower portion of the locking end of the locking rod contacts and is connected to a limiting roller, the other end of the locking rod is rotatably connected to the transmission rod, the top of the transmission rod passes through the outer wall of the pressure plate and is fixedly connected to the driving device, the bottom of the transmission rod is fixedly connected to a second limiting ring, the bottom of the second limiting ring is connected to a second spring, the bottom of the second spring is fixed to the inner wall of the pressure plate, the locking device is started, the driving device drives the transmission rod to move downward, and then the locking rod moves toward the interior of the slotted sleeve and is in close contact with the pressing mechanism, so that the pressing mechanism cannot move freely, thereby ultimately achieving the purpose of locking the pressing mechanism.

[0010] Preferably, both ends of the transmission rod pass through the interior of the pressure plate and are aligned with the outer wall of the pressure plate, and the ends of the transmission rods inside other expanded pressure plates are all in the same corresponding position. When extending downward to connect multiple pressure plates, the driving device drives the transmission rod to move downward to pass through the outer wall of the pressure plate, and then drives the transmission rods inside other expanded pressure plates to move downward and lock synchronously.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0012] The utility model improves the lifting structure. With the cooperation of the lifting frame, the clamping mechanism, the locking mechanism, the pressure plate, etc., it can lift castings of different sizes and shapes, eliminating the previous process of finding different lifting points for different castings, greatly improving work efficiency. Moreover, under the wrapping limit of the clamping mechanism, the swaying and shaking of the castings during lifting is reduced, which can basically ensure the horizontal transportation of the castings and reduce the incidence of lifting accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the compacting mechanism of the utility model;

[0016] Figure 3 This is a schematic diagram of the locking device of the utility model;

[0017] Figure 4 This is a schematic diagram of the top connection structure of the reinforcement member of the utility model;

[0018] Figure 5 This is a front view of the utility model with a pressure plate connection structure installed;

[0019] Figure 6 This is the left view of the utility model with the pressure plate connection structure installed.

[0020] In the figure: 1 clamping mechanism, 101 clamping rod, 102 first spring, 103 universal contact, 104 first limiting ring, 105 end ear, 2 pressure plate, 201 T-type head, 202 T-type groove, 3 reinforcement, 4 first V-shaped roller, 5 electric push rod, 6 lifting frame, 7 first guide rail, 8 second guide rail, 9 second V-shaped roller, 10 connecting part, 11 locking device, 1101 driving device, 1102 locking rod, 1103 transmission rod, 1104 limiting roller, 1105 second limiting ring, 1106 second spring, 1107 slotted sleeve, 12 lifting rope. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0022] See also Figure 1-6 A casting hoisting mechanism includes a hoisting frame 6, with slings 12 connected to the four corners of the top of the hoisting frame 6, two first guide rails 7 fixedly connected to the top of the hoisting frame 6, the bottom of the hoisting frame 6 is fixed to the outer wall of the electric push rod 5, the upper part of the first guide rail 7 is used in conjunction with a second V-shaped roller 9, the second V-shaped roller 9 is rotatably connected to the inside of the connecting member 10, the bottom of the connecting member 10 is fixed to the top of the pressure plate 2, the top of the pressure plate 2 is fixed to a driving device 1101, the pressure plate 2 is movably connected with a plurality of regularly arranged clamping mechanisms 1, and the output end of the driving device 1101 is fixed to a locking device 11. The device is started, the electric push rod 5 pushes the pressure plate 2 to move, and then the clamping mechanism 1 limits the casting, the locking device is started to lock the clamping mechanism 1, and finally the lifting of the casting is completed in conjunction with the lifting equipment.

[0023] The bottom of the pressing plate 2 is provided with a T-slot 202, and the front and rear of the pressing plate 2 are respectively provided with a T-slot 202 and a T-head 201. The pressing plate 2 can be extended by cooperating with the T-slot 202 and the T-head 201 to facilitate the lifting of castings of different sizes.

[0024] The upper outer portion of the pressing plate 2 is fixedly connected to the output end of the electric push rod 5. When the electric push rod 5 is started, the pressing plate 2 can be driven to move inward.

[0025] A reinforcement member 3 is fixedly connected to the outside of the pressure plate 2, and a first V-shaped roller 4 is fixedly connected to the top of the reinforcement member 3. The first V-shaped roller 4 is connected to the hanging frame 6 via a second guide rail 8. When the electric push rod 5 is activated and the clamping mechanism 1 is in the clamping state, the reinforcement member 3 can provide inward support for the lower and middle part of the pressure plate 2.

[0026] The clamping mechanism 1 includes a clamping rod 101, the extrusion end of which is fixedly connected to an end ear 105. The extrusion end of the clamping rod 101 is rotatably connected to a universal contact 103. A first spring 102 is sleeved in the middle of the clamping rod 101. One end of the first spring 102 is fixedly connected to the end ear 105 of the clamping rod 101, and the other end is fixedly connected to the outer wall of the pressure plate 2. The tail of the clamping rod 101 is fixedly connected to a first limiting ring 104. When the electric push rod 5 is activated, the two pressure plates 2 move inward, and the universal contact 103 contacts the outer wall of the casting and passively rotates to fit the casting surface according to the external contour of the casting, thereby compressing the first spring 102 and wrapping and clamping various parts of the casting.

[0027] The locking device 11 includes a locking rod 1102, the locking end of which penetrates into the slotted sleeve 1107 and leaves a gap with the pressing mechanism 1. The lower portion of the locking end of the locking rod 1102 contacts and is connected to a limiting roller 1104. The other end of the locking rod 1102 is rotatably connected to a transmission rod 1103. The top of the transmission rod 1103 passes through the outer wall of the pressure plate 2 and is fixedly connected to the driving device 1101. The bottom of the transmission rod 1103 is fixedly connected to a second limiting ring 1105. The bottom of the second limiting ring 1105 is connected to a second spring 1106. The bottom of the second spring 1106 is fixed to the inner wall of the pressure plate 2. When the locking device 11 is activated, the driving device 1101 drives the transmission rod 1103 to move downward, and then the locking rod 1102 moves into the slotted sleeve 1107 and is in close contact with the pressing mechanism 1, preventing the pressing mechanism 1 from moving freely, thereby achieving the purpose of locking the pressing mechanism 1.

[0028] The ends of the transmission rod 1103 pass through the interior of the pressure plate 2 and are aligned with the outer wall of the pressure plate 2. The ends of the transmission rods 1103 in other expanded pressure plates 2 are all in the same corresponding position. When extending downward to connect multiple pressure plates 2, the driving device 1101 drives the transmission rod 1103 to move downward and pass through the outer wall of the pressure plate 2, thereby driving the transmission rods 1103 in other expanded pressure plates 2 to move downward and lock synchronously.

[0029] Working principle: Place the casting on the inner side of the two pressure plates 2 of the lifting mechanism, start the electric push rod 5, the pressure plate 2 moves inward along the first guide rail 7, the universal contact 103 contacts the outer wall of the casting, and passively rotates according to the outer contour of the casting to fit the surface of the casting, thereby compressing the first spring 102, wrapping and clamping various parts of the casting, starting the locking device 11, and the driving device 1101 drives the transmission rod 1103 to move downward, and then the locking rod 1102 moves toward the inside of the slotted sleeve 1107 and is in close contact with the clamping mechanism 1, causing the clamping mechanism 1 to be in a locked state, and finally the casting is lifted by other transfer equipment to complete the transportation of the casting.

[0030] In the description of the present invention, it should be noted that, unless otherwise specified, “multiple” means two or more; the terms “upper”, “lower”, “left”, “right”, “inside”, “outside”, “top”, “bottom”, etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0031] Although the present invention has been described in detail through the above preferred embodiments, it should be understood that the above description should not be considered as limiting the present invention. After reading the above description, various modifications and alternatives to the present invention will be readily apparent to those skilled in the art. Therefore, the scope of protection of the present invention shall be defined by the appended claims.

Claims

1. A casting lifting mechanism, comprising a lifting frame (6), wherein the four corners of the top of the lifting frame (6) are connected with lifting ropes (12), the top of the lifting frame (6) is fixedly connected with two first guide rails (7), the bottom of the lifting frame (6) is fixedly connected to the outer wall of the electric push rod (5), the upper part of the first guide rail (7) is used in conjunction with a second V-shaped roller (9), the second V-shaped roller (9) is rotatably connected to the inside of a connecting member (10), the bottom of the connecting member (10) is fixedly connected to the top of a pressure plate (2), the top of the pressure plate (2) is fixedly connected with a driving device (1101), the pressure plate (2) is movably connected with a plurality of regularly arranged clamping mechanisms (1), and the output end of the driving device (1101) is fixedly connected with a locking device (11).

2. A casting lifting mechanism according to claim 1, characterized in that: The bottom of the pressing plate (2) is provided with a T-shaped slot (202), and the front and rear of the pressing plate (2) are respectively provided with a T-shaped slot (202) and a T-shaped head (201).

3. A casting hoisting mechanism according to claim 1, characterized in that: The upper outer portion of the pressing plate (2) is fixedly connected to the output end of the electric push rod (5).

4. A casting hoisting mechanism according to claim 1, characterized in that: A reinforcement member (3) is fixedly connected to the outside of the pressure plate (2), a first V-shaped roller (4) is fixedly connected to the top of the reinforcement member (3), and the first V-shaped roller (4) is connected to the hanging frame (6) via a second guide rail (8).

5. A casting hoisting mechanism according to claim 1, characterized in that: The clamping mechanism (1) comprises a clamping rod (101), the extrusion end of the clamping rod (101) is fixedly connected to an end ear (105), the extrusion end of the clamping rod (101) is rotatably connected to a universal contact (103), a first spring (102) is sleeved on the middle part of the clamping rod (101), one end of the first spring (102) is fixedly connected to the end ear (105) of the clamping rod (101), and the other end is fixedly connected to the outer wall of the pressure plate (2), and the tail of the clamping rod (101) is fixedly connected to a first limiting ring (104).

6. A casting hoisting mechanism according to claim 1, characterized in that: The locking device (11) comprises a locking rod (1102), the locking end of the locking rod (1102) protrudes into the interior of the slotted sleeve (1107) and leaves a gap with the clamping mechanism (1), the lower portion of the locking end of the locking rod (1102) contacts and is connected to a limiting roller (1104), the other end of the locking rod (1102) is rotatably connected to a transmission rod (1103), the top of the transmission rod (1103) passes through the outer wall of the pressure plate (2) and is fixedly connected to the driving device (1101), the bottom of the transmission rod (1103) is fixedly connected to a second limiting ring (1105), the bottom of the second limiting ring (1105) is connected to a second spring (1106), and the bottom of the second spring (1106) is fixedly connected to the inner wall of the pressure plate (2).

7. A casting hoisting mechanism according to claim 6, characterized in that: The two ends of the transmission rod (1103) pass through the interior of the pressure plate (2) and are aligned with the outer wall of the pressure plate (2), and the ends of the transmission rods (1103) inside the other expanded pressure plates (2) are all in the same corresponding position.

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