Integral electric tipping fork

Abstract

The utility model discloses an integral type electric tipping fork, which relates to the technical field of electric forklifts and comprises a fixing frame arranged on a forklift portal frame, a tipping frame hinged on the fixing frame, a goods blocking frame arranged on the tipping frame, an electric push rod for driving the tipping frame and a pallet fork arranged on the tipping frame. Wherein the tip-over frame is installed on the fixing frame through a pin shaft, one end of the electric push rod is hinged to the fixing frame through the pin shaft, the other end of the electric push rod is hinged to the tip-over frame through the pin shaft, and when the electric push rod stretches out, the tip-over frame turns over upwards around the hinge point of the tip-over frame and the fixing frame. The tipping frame is driven by the electric push rod to do circular motion around the fixing frame for tipping, and the problems that in the prior art, installation and later maintenance are complex due to a traditional hydraulic driving mode, and the control view of a driver is affected due to complex pipelines and hydraulic accessories are solved through the mode.

Description

Technical Field

[0001] The utility model relates to the technical field of electric forklifts, in particular to an integral electric tilting fork used for a forklift. Background Art

[0002] In the material handling industry, in order to meet the needs of low energy consumption and high cleanliness, the electrification of attachments has become a development trend in the industry. At present, the mainstream forklift attachments in the market are mostly traditional hydraulic drive forms, which transmit hydraulic oil to the oil cylinder through hydraulic pipelines. This form involves hydraulic valves and hydraulic hoses, which are complicated to install and inconvenient to maintain later. It is not suitable for working conditions that require high cleanliness and automation. In addition, the layout of the hydraulic hose will greatly affect the driver's operating field of vision, causing inconvenience to the handling operation. In addition, the mainstream tipping attachments in the current market are mostly externally installed. Although they are easy to install and replace, they also have a larger load-loss distance, so they have an inherent disadvantage in load-bearing capacity utilization. Utility Model Content

[0003] The utility model aims to provide an integral electric tilting fork to solve the problem of inconvenience in later maintenance and affecting the driver's operating field of vision due to the influence of the hydraulic system in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an integrated electric tilting fork, comprising: a fixed frame installed on a forklift mast, a tilting frame hinged on the fixed frame, a shelf provided on the tilting frame, an electric push rod driving the tilting frame, and a cargo fork installed on the tilting frame;

[0005] The tilting frame is mounted on the fixing frame via a pin shaft, one end of the electric push rod is hinged to the fixing frame via the pin shaft and the other end is hinged to the tilting frame via the pin shaft, and when the electric push rod is extended, the tilting frame flips upward around the hinge point with the fixing frame;

[0006] A pulley block is installed at the connection between the fixing frame and the forklift door frame.

[0007] Preferably, the fixing frame includes two groups of bracket assemblies, and the bracket assembly is composed of a base plate, a vertical plate arranged close to the outer side of the base plate, and a connecting plate arranged on the other side of the base plate. The connecting plate extends to the rear of the base plate, and pads are provided at the locations where the pin shafts pass through the vertical plates and / or the connecting plates.

[0008] Preferably, the connecting plates of the two groups of the bracket assemblies are connected via a transverse support plate, and a transverse reinforcement beam is further provided above the transverse support plate and the transverse reinforcement beam is fixed to the two groups of the connecting plates.

[0009] Preferably, the transverse support plate is vertically cross-connected with a longitudinal support plate, and the transverse reinforcement beam is vertically cross-connected with a longitudinal reinforcement beam, so as to increase the longitudinal and transverse moments with the connecting plates.

[0010] Preferably, a roller shaft head is provided on the extension section of the connecting plate for installing a pulley block.

[0011] Preferably, the tipping frame includes an upper crossbeam and a lower crossbeam for mounting the fork, the upper crossbeam and the lower crossbeam are connected by two groups of columns, a rocker arm for connecting to a fixed frame is also provided between the two groups of columns, the front end of the rocker arm is hinged to a plate provided between the vertical plate and the connecting plate through the pin shaft, and the rear end of the rocker arm is hinged to the electric push rod through the pin shaft.

[0012] Preferably, the shelf baffle comprises an upper frame and a lower frame plate, a baffle is provided between the upper frame and the lower frame plate, and a connecting strip is further connected to the upper frame and the lower frame plate, a fixing plate for connecting the fixing frame is provided on the connecting strip, and the fixing plate is fixed by bolts.

[0013] Preferably, the baffles are distributed in groups at equal intervals between the upper frame and the lower frame plate.

[0014] Preferably, the pulley block is composed of two groups of main rollers and two groups of side rollers, which respectively bear the lateral load and the longitudinal load of the channel steel of the portal frame inside the forklift during movement.

[0015] Preferably, the electric push rod is a direct current electric push rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model drives the tilting frame to make a circular motion around the fixed frame to tilt by an electric push rod, thereby solving the problems of complicated installation and later maintenance caused by the traditional hydraulic drive method in the prior art and the problem of affecting the driver's operating field due to complicated pipelines and hydraulic accessories. At the same time, the electric push rod is more excellent in cleanliness and quietness than the hydraulic system. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of an integrated electric tilting fork of the utility model;

[0019] Figure 2 This is a schematic diagram of the back structure of an integrated electric tilting fork of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of an integrated electric tilting fork fixing frame of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of an integrated electric tilting fork bracket assembly of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of an integrated electric tilting fork tilting frame of the utility model;

[0023] Figure 6 The utility model is a schematic diagram of the structure of an integrated electric tilting fork shelf.

[0024] In the figure: 1. fixed frame; 11. bracket assembly; 111. bottom plate; 112. vertical plate; 113. connecting plate; 114. cushion block; 12. transverse reinforcement beam; 13. longitudinal reinforcement beam; 14. transverse support plate; 15. longitudinal support plate; 16. roller shaft head; 2. tilting frame; 21. upper crossbeam; 22. lower crossbeam; 23. column; 24. rocker arm; 3. shelf guard; 31. upper frame; 32. baffle; 33. connecting strip; 34. fixed plate; 35. lower frame plate; 4. electric push rod; 5. pin shaft; 6. pulley block; 7. fork. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example

[0027] See also Figure 1-Figure 6 , an integrated electric tilting fork, combined with Figure 1 and Figure 2 As shown, a fixed frame 1 installed on a forklift mast, a tilting frame 2 hinged on the fixed frame 1, a shelf 3 arranged on the tilting frame 2, an electric push rod 4 driving the tilting frame 2 and a fork 7 installed on the tilting frame 2 are provided.

[0028] In specific implementation, Figure 4 As shown, the fixing frame 1 is provided with two sets of bracket assemblies 11, and the bracket assembly 11 is welded by a bottom plate 111, a vertical plate 112 arranged close to the outer side of the bottom plate 111, and a connecting plate 113 arranged on the other side of the bottom plate 111. The connecting plate 113 extends to the rear of the bottom plate 111, and cushion blocks 114 are provided at the locations where the pin shaft 5 passes through the vertical plate 112 and the connecting plate 113.

[0029] like Figure 3As shown, the connecting plates 113 of the two groups of bracket assemblies 11 are welded together through a transverse support plate 14, and the transverse support plate 14 is vertically cross-welded with a longitudinal support plate 15; a transverse reinforcement beam 12 is also provided above the transverse support plate 14, and the transverse reinforcement beam 12 is fixed to the two groups of connecting plates 113 by welding, and the transverse reinforcement beam 12 is vertically cross-connected with a longitudinal reinforcement beam 13.

[0030] The extension of the connecting plate 113 is provided with a roller shaft head 16 for installing the pulley block 6. The pulley block 6 is composed of two sets of main rollers and two sets of side rollers, which respectively bear the lateral load and the longitudinal load of the forklift inner door frame channel steel during movement.

[0031] like Figure 5 As shown, the tipping frame 2 includes an upper crossbeam 21 and a lower crossbeam 22 for mounting the fork 7. The upper crossbeam 21 and the lower crossbeam 22 are welded and connected by two groups of columns 23. A rocker arm 24 for connecting to the fixed frame 1 is also provided between the two groups of columns 23. The front end of the rocker arm 24 is hinged to the vertical plate 112 and the connecting plate 113 through a pin shaft 5, and the rear end of the rocker arm 24 is hinged to the electric push rod 4 through the pin shaft 5. When the electric push rod 4 is extended, the tipping frame 2 flips upward around the hinge point with the fixed frame 1.

[0032] like Figure 6 As shown, the baffle plate 3 includes an upper frame 31 and a lower frame plate 35, and a plurality of baffle plates 32 are evenly spaced between the upper frame 31 and the lower frame plate 35. A connecting strip 33 is welded to the upper frame 31 and the lower frame plate 35, and a fixing plate 34 for connecting to the fixing frame 1 is provided on the connecting strip 33, and the fixing plate 34 is fixed by bolts.

[0033] It should be noted that: in this embodiment, the electric push rod 4 adopts a DC electric push rod, and an actuator is provided on the electric push rod 4. In real time, the control switch is used to issue a control instruction and transmit a signal through the control circuit. After receiving the control signal, the actuator moves the electric push rod 4 forward and reverse to extend or retract the telescopic rod, thereby realizing forward or backward movement.

[0034] A bushing is arranged between the pin shaft 5 and the shaft sleeve, and the smoothness of the movement of the tipping frame can be improved by adding lubricant.

[0035] At the same time, the above-mentioned connection method between components is not and is not limited to welding. Technical personnel in this field can replace it with connection methods such as clamping, bolting, etc. according to needs and actual working conditions.

[0036] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. An integrated electric tilting fork, characterized in that: include: A fixed frame (1) mounted on a forklift mast, a tilting frame (2) hinged on the fixed frame (1), a shelf (3) provided on the tilting frame (2), an electric push rod (4) driving the tilting frame (2), and a fork (7) mounted on the tilting frame (2); The tilting frame (2) is mounted on the fixing frame (1) via a pin shaft (5), one end of the electric push rod (4) is hinged to the fixing frame (1) via the pin shaft (5) and the other end is hinged to the tilting frame (2) via the pin shaft (5), and when the electric push rod (4) is extended, the tilting frame (2) flips upward around the hinge point with the fixing frame (1); A pulley block (6) is installed at the connection between the fixed frame (1) and the forklift door frame.

2. The integrated electric tilting fork according to claim 1, characterized in that: The fixing frame (1) comprises two sets of bracket assemblies (11), wherein the bracket assembly (11) comprises a bottom plate (111), a vertical plate (112) arranged close to the outside of the bottom plate (111), and a connecting plate (113) arranged on the other side of the bottom plate (111), wherein the connecting plate (113) extends to the rear of the bottom plate (111), and a cushion block (114) is provided at a position where the pin shaft (5) passes through the vertical plate (112) and / or the connecting plate (113).

3. The integrated electric tilting fork according to claim 2, characterized in that: The connecting plates (113) of the two groups of the bracket assemblies (11) are connected via a transverse support plate (14), and a transverse reinforcement beam (12) is also provided above the transverse support plate (14), and the transverse reinforcement beam (12) is fixed to the two groups of the connecting plates (113).

4. The integrated electric tilting fork according to claim 3, characterized in that: The transverse support plate (14) is vertically cross-connected with a longitudinal support plate (15), and the transverse reinforcement beam (12) is vertically cross-connected with a longitudinal reinforcement beam (13), which is used to increase the longitudinal and transverse moments with the connection plate (113).

5. The integrated electric tilting fork according to claim 4, characterized in that: The extension section of the connecting plate (113) is provided with a roller shaft head (16) for mounting the pulley block (6).

6. The integrated electric tilting fork according to claim 5, characterized in that: The tipping frame (2) comprises an upper crossbeam (21) and a lower crossbeam (22) for mounting the fork (7); the upper crossbeam (21) and the lower crossbeam (22) are connected via two groups of upright posts (23); a rocker arm (24) for connecting to the fixing frame (1) is provided between the two groups of upright posts (23); a front end of the rocker arm (24) is hingedly connected to a portion provided between the vertical plate (112) and the connecting plate (113) via the pin shaft (5); and a rear end of the rocker arm (24) is hingedly connected to the electric push rod (4) via the pin shaft (5).

7. The integrated electric tilting fork according to any one of claims 1 to 6, characterized in that: The shelf baffle (3) comprises an upper frame (31) and a lower frame plate (35), a baffle plate (32) is provided between the upper frame (31) and the lower frame plate (35), and a connecting strip (33) is connected to the upper frame (31) and the lower frame plate (35), a fixing plate (34) for connecting to the fixing frame (1) is provided on the connecting strip (33), and the fixing plate (34) is fixed by bolts.

8. The integrated electric tilting fork according to claim 7, characterized in that: The baffles (32) are distributed in groups at equal intervals between the upper frame (31) and the lower frame plate (35).

9. The integrated electric tilting fork according to claim 7, characterized in that: The pulley block (6) is composed of two sets of main rollers and two sets of side rollers, which respectively bear the lateral load and the longitudinal load of the channel steel of the portal frame in the forklift during movement.

10. The integrated electric tilting fork according to claim 9, characterized in that: The electric push rod (4) is a direct current push rod.

Images