Adjustable lifting frame

Abstract

The invention discloses an adjustable lifting frame, comprising a supporting frame, a slewing device which can drive the supporting frame to slew at the top of the supporting frame, a sliding frame and a lifting device are also arranged on the supporting frame, a fork frame is connected to the bottom of the sliding frame, and an adjusting device is also arranged on the sliding frame, the adjusting device is connected to the fork frame and can adjust the inclination angle of the fork frame; the slewing device comprises a slewing gear ring and a shaft mounting seat arranged in the middle of the slewing gear ring; the lifting device comprises a roller seat, a lifting driving member, at least one transmission chain and at least one roller arranged on the roller seat, one end of the transmission chain is connected to the supporting frame, and the other end bypasses the roller and is connected to the sliding frame, so that the fork frame can be rotated, lifted and tilted, and the time of loading and unloading goods is effectively saved; it not only saves the loss of human resources, but also improves the work efficiency, making the loading and unloading of goods simpler and faster.

Description

Technical Field

[0001] The invention relates to the field of transportation equipment, and in particular to an adjustable lifting frame. Background Art

[0002] With the rapid development of social economy, the traditional method of loading and unloading goods is very time-consuming and prone to packaging damage or waste of labor costs; the efficiency of loading and unloading goods has always been the focus of everyone's attention; in order to improve the efficiency of loading and unloading goods, a rotatable, liftable and tiltable design is necessary to effectively save the time of loading and unloading goods; it can not only save the loss of human resources, but also improve efficiency, making the loading and unloading of goods simpler and faster; some existing structures have brought a lot of inconvenience to actual use, and are likely to affect efficiency and handling. Summary of the invention

[0003] The purpose of the present invention is to overcome the above-mentioned shortcomings and provide an adjustable lifting frame.

[0004] To achieve the above-mentioned purpose, the technical solution of the present invention is: an adjustable lifting frame, including a support frame, a rotating device that can drive the support frame to rotate is provided at the top of the support frame, a slide and a lifting device are also provided on the support frame, one side of the lifting device is connected to the support frame, and the other side is connected to the slide, and the lifting device can drive the slide to slide longitudinally on the support frame, a fork frame is connected to the bottom of the slide, and an adjusting device is also provided on the slide, the adjusting device is connected to the fork frame, and the inclination angle of the fork frame can be adjusted.

[0005] Preferably, the slewing device comprises a slewing gear ring and a shaft mounting seat arranged in the middle of the slewing gear ring.

[0006] Preferably, the lifting device includes a roller seat, a lifting drive component, at least one transmission chain and at least one roller arranged on the roller seat, one end of the lifting drive component is connected to the roller seat, and the other end is connected to the support frame, one end of the transmission chain is connected to the support frame, and the other end bypasses the roller and is connected to the slide.

[0007] Preferably, a chain guard plate is provided on the roller seat, and the chain guard plate is located above the roller.

[0008] Preferably, the lifting drive member is a lifting oil cylinder or a lifting air cylinder.

[0009] Preferably, the adjusting device comprises at least one slewing drive member, at least one group of connecting rod assemblies and at least one group of slewing assemblies, one end of the slewing drive member is connected to the upper part of the fork frame through the connecting rod assembly, and the other end is connected to the lower part of the fork frame through the slewing assembly, and the slewing drive member can drive and adjust the inclination angle of the fork frame through the transmission of the connecting rod assembly and the rotation of the slewing assembly.

[0010] Preferably, the connecting rod assembly includes a connecting rod and a transmission rod, one end of the connecting rod is fixedly connected to the fork frame and the other end is rotatably connected to the transmission rod, one end of the transmission rod is rotatably connected to the connecting rod and the other end is connected to the rotary drive member.

[0011] Preferably, the slewing assembly includes a first slewing rod and a second slewing rod, wherein one end of the first slewing rod is rotatably connected to the slewing driving member and the other end is rotatably connected to the slide, and one end of the second slewing rod is rotatably connected to the slewing driving member and the other end is rotatably connected to the fork frame.

[0012] Preferably, the rotary drive member is a rotary oil cylinder or a rotary air cylinder.

[0013] Preferably, slide grooves are provided on the inner walls on both sides of the support frame, and pulleys matching the slide grooves are provided on both sides of the slide frame.

[0014] By adopting the above technical solution, the beneficial effects of the present invention are:

[0015] 1. The rotation of the slewing gear ring can drive the support frame to rotate, so that the fork frame of the lifting frame can realize the rotation function and quickly dock with the cargo;

[0016] 2. The lifting drive component drives the carriage to move up and down through the transmission chain, so that the fork frame can fork load goods at different heights;

[0017] 3. The driving action of the rotary drive member controls the forward and backward tilt angle of the fork frame through the transmission of the connecting rod assembly and the joint action of the first rotating rod and the second rotating rod, adjusts the forward and backward tilt angle of the forks on the fork frame, better forks and unloads goods, and reduces the phenomenon of broken packages. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the lifting frame of the present invention;

[0019] Figure 2 It is a front view of the lifting frame of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the regulating device of the present invention;

[0021] Explanation of main figure marks: 1 support frame, 2 rotating device, 21 rotating gear ring, 22 shaft mounting seat, 3 slide, 4 lifting device, 41 roller seat, 42 lifting drive member, 43 transmission chain, 44 roller, 5 fork frame, 6 chain guard plate, 7 adjusting device, 71 rotating drive member, 72 connecting rod assembly, 721 connecting rod, 722 transmission rod, 73 rotating assembly, 731 first rotating rod, 732 second rotating rod. DETAILED DESCRIPTION

[0022] The present invention is further described below with reference to the accompanying drawings and specific embodiments.

[0023] An adjustable lifting frame includes a support frame 1, such as Figure 1 As shown, the top of the support frame 1 is provided with a slewing device 2 which can drive the support frame 1 to rotate. The slewing device 2 can be connected to the mounting frame (not shown in the figure). The slewing device 2 includes a slewing gear ring 21 and an axle mounting seat 22 arranged in the middle of the slewing gear ring 21; the mounting frame is provided with a shaft connected to the axle mounting seat 22 and a gear matched with the slewing gear ring 21, so as to realize 180° reciprocating rotation of the support frame and quickly dock with the goods; the support frame 1 is also provided with a slide 3 and a lifting device 4, and the lifting device 4 One side is connected to the support frame 1, and the other side is connected to the slide 3. Slide grooves (not shown in the figure) are provided on the inner walls of both sides of the support frame 1. Pulleys (not shown in the figure) adapted to the slide grooves are provided on both sides of the slide 3, and the lifting device 4 can drive the slide 3 to slide longitudinally on the support frame 1. A fork frame 5 is connected to the bottom of the slide 3, and a plurality of forks are installed on the fork frame 5. An adjusting device 7 is also provided on the slide 3, and the adjusting device 7 is connected to the fork frame 5, and the inclination angle of the fork frame 5 can be adjusted.

[0024] Further, such as Figure 1 As shown, the lifting device 4 includes a roller seat 41, a lifting drive member 42, at least one transmission chain 43 and at least one roller 44 arranged on the roller seat 41, and the lifting drive member 42 is a lifting cylinder or a lifting cylinder; and one end of the lifting drive member 42 is connected to the roller seat 41, and the other end is connected to the support frame 1, and one end of the transmission chain 43 is connected to the support frame 1, and the other end bypasses the roller 44 and is connected to the slide 3; a chain guard plate 6 is provided on the roller seat 41, and the chain guard plate 6 is located above the roller 44; the chain guard plate 6 is used to prevent debris from getting stuck in the transmission chain 43; as a preferred embodiment, Figure 1-Figure 2 As shown, the present application adopts two transmission chains 43 and two rollers 44, which are symmetrically distributed on both sides of the jacking drive member 42. The jacking drive member 42 adopts a jacking cylinder, through the action of the jacking cylinder, the roller seat 41 is driven to move upward (or downward), and the slide 3 is moved upward (or downward) through the transmission chain 43, so that the forks on the fork frame 5 can fork load goods of different heights. At the same time, after unloading, the height of the fork frame 5 is adjusted by the jacking cylinder to avoid collision with the flatbed truck, exit the flatbed truck, and move back to the loading area to unload the goods; two transmission chains 43 are used to make the slide 3 more stable during movement.

[0025] Further, such as Figure 3As shown, the adjusting device 7 includes at least one rotary drive member 71, at least one group of connecting rod assemblies 72 and at least one group of rotary assemblies 73. One end of the rotary drive member 71 is connected to the upper part of the fork frame 5 through the connecting rod assembly 72, and the other end is connected to the lower part of the fork frame 5 through the rotary assembly 73. The rotary drive member 71 can drive and adjust the inclination angle of the fork frame 5 through the transmission of the connecting rod assembly 72 and the rotation of the rotary assembly 73; the rotary drive member 71 is a rotary oil cylinder or a rotary cylinder. As a preferred embodiment, Figure 2-Figure 3 As shown, the adjustment device 7 in the present application is composed of two rotary drive members 71, two groups of connecting rod assemblies 72 and two groups of rotary assemblies 73, which are symmetrically distributed on both sides of the slide 3. The rotary drive member 71 adopts a rotary cylinder, so that the fork frame 5 is more stable when rotating; Figure 1 , Figure 3 As shown, the connecting rod assembly 72 includes a connecting rod 721 and a transmission rod 722, one end of the connecting rod 721 is fixedly connected to the fork frame 5, and the other end is rotatably connected to the transmission rod 722, one end of the transmission rod 722 is rotatably connected to the connecting rod 721, and the other end is connected to the rotary drive member 71; Figure 1 , Figure 3 The first and second rotating rods 731 and 732 are connected to each other to rotate the fork frame 5 so that the fork frame 5 can be tilted and rotated by the second rotating rod 732 when the rotary cylinder is in action.

[0026] In summary, the fork frame 5 can be rotated, raised, lowered and tilted, which effectively saves time for loading and unloading goods; it not only saves the loss of human resources, but also improves work efficiency, making the loading and unloading of goods simpler and faster.

[0027] The above-mentioned are only preferred embodiments of the present invention and cannot limit the scope of the present invention. All equivalent changes and decorations made according to the scope of the patent application of the present invention should still fall within the scope of the present invention.

Claims

1. An adjustable lifting frame, comprising a support frame, characterized in that: The top of the support frame is provided with a slewing device that can drive the support frame to rotate, and the support frame is also provided with a slide and a lifting device. One side of the lifting device is connected to the support frame, and the other side is connected to the slide, and the lifting device can drive the slide to slide longitudinally on the support frame. The bottom of the slide is connected to a fork frame, and an adjusting device is also provided on the slide. The adjusting device is connected to the fork frame and can adjust the inclination angle of the fork frame. The slewing device includes a slewing gear ring and an axis mounting seat arranged in the middle of the slewing gear ring. The lifting device includes a roller seat, a jacking drive member, at least one transmission chain and a shaft mounting seat arranged on the roller seat At least one roller on the fork frame, one end of the jacking drive member is connected to the roller seat, and the other end is connected to the support frame, one end of the transmission chain is connected to the support frame, and the other end bypasses the roller and is connected to the slide, the jacking drive member is a jacking cylinder or a jacking cylinder, the adjusting device includes at least one slewing drive member, at least one group of connecting rod assemblies and at least one group of slewing assemblies, one end of the slewing drive member is connected to the upper part of the fork frame through the connecting rod assembly, and the other end is connected to the lower part of the fork frame through the slewing assembly, and the slewing drive member can drive and adjust the inclination angle of the fork frame through the transmission of the connecting rod assembly and the rotation of the slewing assembly.

2. The adjustable lifting frame according to claim 1, characterized in that: The roller seat is provided with a chain protection plate, and the chain protection plate is located above the roller.

3. The adjustable lifting frame according to claim 1, characterized in that: The connecting rod assembly includes a connecting rod and a transmission rod, one end of the connecting rod is fixedly connected to the fork frame, and the other end is rotatably connected to the transmission rod, one end of the transmission rod is rotatably connected to the connecting rod, and the other end is connected to the rotary drive member.

4. The adjustable lifting frame according to claim 1, characterized in that: The slewing assembly includes a first slewing rod and a second slewing rod, wherein one end of the first slewing rod is rotatably connected to the slewing driving member, and the other end is rotatably connected to the slide, and one end of the second slewing rod is rotatably connected to the slewing driving member, and the other end is rotatably connected to the fork frame.

5. The adjustable lifting frame according to claim 1, characterized in that: The rotary drive member is a rotary oil cylinder or a rotary air cylinder.

6. The adjustable lifting frame according to claim 1, characterized in that: Slide grooves are arranged on the inner walls of both sides of the support frame, and pulleys matched with the slide grooves are arranged on both sides of the slide frame.

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