CN220223445U - Light counterweight type clamping forklift - Google Patents

Abstract

The utility model relates to a light counterweight type clamping forklift, wherein two casters are arranged at the front end of a forklift frame assembly, an electric driving wheel is arranged at the tail part of the forklift frame assembly, a counterweight piece is also arranged in the forklift frame assembly, a handle assembly and a power box body are arranged at the tail part of the forklift frame assembly at the top of the forklift frame assembly, a lifting oil cylinder assembly is arranged between the bearing middle beams on the forklift frame assembly, the top of a lifting piston rod of the lifting oil cylinder assembly is arranged in a beam joint hole on an inner portal frame assembly, a lifting frame assembly is arranged on the inner portal frame assembly, a slewing bearing is arranged on the lifting frame assembly through a bolt, the slewing bearing is driven by a hydraulic motor, and a clamping body assembly is arranged at the outer side of the slewing bearing through a bolt. The utility model has the advantages that: 1. the electric lifting is lifted off the ground and is electrically driven to be transported to the destination, and the operation is convenient, safe and reliable. 2. The risk of rolling off the coil stock is avoided, and the safety risk of staff operation is reduced.

Description

Light counterweight type clamping forklift

Technical Field

The utility model relates to a clamp forklift, in particular to a light counterweight clamp forklift.

Background

Fork lift trucks are a common type of close range cargo-handling vehicle, also known as an industrial vehicle. The fork that is "L" is installed to the automobile body front end of most fork truck, and the position can remove the adjustment about, forges hook type fork or sleeve type cover fork as an organic whole generally, and its connection structure is simple, when fork gets a tray goods, and it is more convenient to use. However, the rolling materials or cylindrical cargoes are difficult to control during transportation, the cargoes are likely to roll off from the fork, and not only the cargoes are damaged, but also the surrounding staff are easily injured.

Disclosure of Invention

The utility model aims to solve the technical problems that: aiming at the defects and shortcomings of the existing related products, the light counterweight type holding forklift can directly hold coiled materials and clamp the coiled materials, and the electric driving vehicle is transported to a destination after the electric lifting is lifted off the ground, so that the operation is convenient, safe and reliable.

The specific technical scheme of the utility model is as follows: the utility model provides a light-duty balanced heavy type embraces and presss from both sides forklift, including frame subassembly, handle subassembly, lift cylinder subassembly, interior portal subassembly, crane subassembly and embraces clamp body subassembly, two steel core polyurethane truckles are installed to frame subassembly front end bottom both sides, the afterbody is put at the center and is installed the electricity drive wheel through a deep groove ball bearing and tapered roller bearing about respectively, make the drive wheel rotate in a flexible way, and can bear the load requirement of high strength, still be equipped with the counterweight in the frame subassembly, the automobile body does not have the gate seat, rely on the whole weight that both add of vehicle dead weight and the counterweight of installation to promote the load as the balance, frame subassembly top is equipped with handle subassembly and power box at the afterbody, be equipped with the bearing center sill in the front end both sides, be equipped with the lift cylinder subassembly on the frame subassembly between the bearing center sill, the lifting cylinder subassembly's lift piston rod top is installed in the crossbeam joint downthehole on the portal subassembly, be equipped with the crane subassembly on the crane subassembly through the bolt, the slewing bearing is driven by the hydraulic motor, the slewing bearing is equipped with embracing clamp body subassembly through the bolt in the slewing bearing outside the slewing bearing.

Furthermore, the inner portal frame assembly is also provided with a chain wheel shaft which passes through the cross beam joint and is fixedly connected by using an elastic cylindrical pin, two ends of the chain wheel shaft are respectively provided with a chain wheel, a roller chain is respectively arranged in a chain wheel groove, one end of the roller chain is fixed with a bearing middle beam on an outer portal column of the frame through a connecting bolt, and the other end of the roller chain is fixed on a chain seat of the lifting frame assembly through a locking buckle.

Still further, the embracing clamp assembly includes: the clamping device comprises a clamping body, clamping oil cylinders, clamping arms and V-shaped clamping plates, wherein the clamping body is positioned on two sides of a clamping body assembly, the clamping oil cylinders are arranged on the clamping body, the head parts of clamping piston rods of the clamping oil cylinders are fixedly connected with one ends of the clamping arms through pin shafts, the other supporting points of the clamping arms are connected with the clamping body through pin shafts, and the V-shaped clamping plates are arranged at the other ends of the clamping arms.

Furthermore, the power box body is welded at the rear half part of the car body, so that the operation and the control of operators are facilitated, the counterweight can be added, and a storage battery, a hydraulic pump station, a multi-way valve, a controller and other electrical elements are arranged in the box body. The power box body top is equipped with multiple unit valve, scram switch, switch and electric quantity meter, and it can show the residual capacity of current vehicle after switch opens, if be less than 30%, yellow pilot lamp scintillation on the electric quantity meter, warning operator should stop the timely charging of operation, begins the operation again after full charge. The multi-way valve comprises three independent valve bodies which are not affected by each other, the three independent valve bodies are respectively connected with a lifting oil cylinder assembly, two groups of clamping oil cylinder assemblies and a hydraulic motor on a slewing bearing through high-pressure oil pipes, the multi-way valve is provided with three control rods which are respectively a lifting function control rod, a clamping function control rod and a rotating function control rod, so that lifting, clamping and rotating functions of goods are realized, and an oil pressure meter is arranged on one side of a power box body.

Further, the handle assembly is provided with a rotatable handle, the vehicle is advanced when rotated forward, and is retreated when rotated backward, and the larger the rotation amplitude is, the faster the speed is. The maximum speed is based on adapting to the normal walking speed of the person, and the moving speed of the vehicle can be adjusted to be optimal by modifying parameters in the controller. The steering of the vehicle is mechanical, and the handle assembly is rotated while the vehicle slowly moves in front and back, so that the steering action of the vehicle is completed.

The beneficial effects of the utility model are as follows: 1. directly hold the coil stock and press from both sides tightly, electric lift is lifted off the ground and electric drive is transported to the destination, convenient operation safe and reliable. 2. The labor intensity is reduced, the rolling risk of coiled materials is avoided, and the operation safety risk of staff is reduced.

Drawings

Fig. 1: is a schematic view of a front view partial cutaway structure of the utility model.

Fig. 2: is a schematic drawing of a top view partially cut-away structure of the utility model.

Fig. 3: is a schematic structural diagram of the inner door frame assembly.

Detailed Description

Embodiments of the present utility model are described with reference to the accompanying drawings.

A light weight type clamping forklift comprises a forklift frame assembly 1, a handle assembly 2, a lifting oil cylinder assembly 3, an inner portal frame assembly 4, a lifting frame assembly 5 and a clamping body assembly 6, wherein two steel core polyurethane casters 8 are arranged on two sides of the bottom of the front end of the forklift frame assembly 1, an electric driving wheel 9 is arranged at the middle position of the tail of the forklift frame assembly through a deep groove ball bearing and a tapered roller bearing respectively, the driving wheel is flexible to rotate and can bear high-strength load requirements, a weight piece 11 is further arranged in the forklift frame assembly 1, a trolley body is not provided with a portal seat, the load is lifted by means of the added overall weight of the dead weight of a vehicle and the weight piece 11, a handle assembly 2 and a power box body 10 are arranged at the top of the forklift frame assembly 1 at the tail, a bearing middle beam 26 is arranged on two sides of the front end, the lifting oil cylinder assembly 3 is arranged between the bearing middle beams 26 at the bottom of the forklift frame assembly 1, a lifting piston rod 20 of the lifting oil cylinder assembly 3 is arranged in a beam joint 21 hole on the inner portal frame assembly 4, a lifting frame assembly 5 is arranged on the lifting frame assembly 5 through a bolt slewing bearing 17, the slewing bearing 17 is arranged by a hydraulic motor 18, and the clamping body 6 is arranged on the outer side of the slewing bearing assembly 6.

The inner portal frame assembly 4 is also provided with a chain wheel shaft 22 which passes through the beam joint 21 and is fixedly connected by using an elastic cylindrical pin, two ends of the chain wheel shaft 22 are respectively provided with a chain wheel 23, a roller chain 24 is respectively arranged in a chain wheel groove, one end of the roller chain 24 is fixed with a bearing center sill 26 on an outer portal column of the frame through a connecting bolt 25, and the other end of the roller chain is fixed on a chain seat 27 of the lifting frame assembly 5 through a locking buckle.

The clamp body assembly 6 includes: the clamping body 31, the clamping oil cylinder 7, the clamping arm 19 and the V-shaped clamping plate 29 are arranged on two sides of the clamping body assembly 6, the clamping oil cylinder 7 is arranged on the clamping body 31, the head of a clamping piston rod 28 of the clamping oil cylinder 7 is fixedly connected with one end of the clamping arm 19 through a pin shaft, the other fulcrum of the clamping arm 19 is connected with the clamping body 31 through a pin shaft, and the V-shaped clamping plate 29 is arranged at the other end of the clamping arm 19.

The power box 10 is welded at the rear half part of the car body, so that the operation and the control of operators are facilitated, the counterweight can be added, and a storage battery, a hydraulic pump station, a multi-way valve, a controller and other electrical elements are arranged in the box. The power box 10 is equipped with multiple unit valve 13, scram switch 14, switch 15 and electric quantity meter 16 at the top, and electric quantity meter 16 its residual capacity that can show current vehicle after switch opens, if be less than 30%, yellow pilot lamp on the electric quantity meter twinkle, warning operator should stop the timely charging of operation, begins the operation again after full charge. The multi-way valve 13 comprises three independent valve bodies which are not affected by each other, the three independent valve bodies are respectively connected with the lifting oil cylinder assembly 3, the two groups of clamping oil cylinder assemblies 7 and the hydraulic motor 18 on the slewing bearing 17 through high-pressure oil pipes, the multi-way valve 13 is provided with three control rods, namely a lifting function control rod, a clamping function control rod and a rotating function control rod, so that lifting, clamping and rotating functions of goods are realized, and an oil pressure meter 30 is arranged on one side of the power box body 10.

The handle assembly 2 is provided with a rotatable handle 12 which rotates forward and backward and which retracts with a greater range of rotation and a greater speed. The maximum speed is based on adapting to the normal walking speed of the person, and the moving speed of the vehicle can be adjusted to be optimal by modifying parameters in the controller. The steering of the vehicle is mechanical, and the handle assembly 2 is rotated while the vehicle slowly moves in front and back directions, thereby completing the steering action of the vehicle.

Working principle: the emergency stop switch 14 is turned on, the power switch 15 is turned on by a key, the acceleration knob switch on the rotatable handle 12 is turned after the power is turned on, the electric driving wheel 9 works after receiving the instruction of the controller, the whole car moves forwards or backwards, meanwhile, the handle assembly 2 is matched to shake to realize the steering action of the whole car, and the rotatable handle 12 is loosened before the whole car moves to coiled materials and cargoes.

The clamping function operating rod on the multi-way valve 13 is pushed forward, the clamping piston rod 28 on the clamping cylinder 7 extends outwards to drive the clamping arm 19 to swing, the V-shaped clamping plate 29 moves towards the center of coiled material goods until the clamping plate surface is attached to the surface of the goods, and the oil pressure gauge 30 displays that the pressure reaches the rated value of the hydraulic pump station, and the goods are clamped.

The lifting function control rod on the multi-way valve 13 is pushed forward, the electric hydraulic pump station works after receiving the instruction of the controller, and hydraulic oil flows into the lifting cylinder group 3 through the high-pressure oil pipe, so that the lifting piston rod 20 is lifted. When the lifting piston rod 20 ascends, the inner door frame group 4 is directly jacked up to ascend together, the lifting frame assembly 5 is driven to ascend together through chain transmission, the lifting frame assembly 5 drives the slewing bearing 17 and the clamping body assembly 6 to ascend together, and the goods follow the lifting frame to complete ascending movement.

The rotatable handle 12 is rotated again, the whole vehicle is moved to the position where coiled materials and cargoes are stored by being matched with the shaking handle assembly 2, the lifting function operating rod on the multi-way valve 13 is pushed backwards, the oil return path on the electro-hydraulic pump station is opened, the lifting piston rod 20 moves downwards under the action of the gravity of the inner door frame, the lifting frame and the cargoes, and the cargoes finish descending movement.

Pushing the clamping function operating lever on the multi-way valve 13 backwards, opening the oil return path on the electro-hydraulic pump station, retracting the clamping piston rod 28 inwards, moving the clamping plate towards the outer side, loosening the goods and withdrawing the forklift from the goods.

Under the condition that the clamping plate clamps the goods, the rotating function operating rod on the multi-way valve 13 is pushed forwards or backwards, the hydraulic motor 18 works, and the rotating end of the slewing bearing 17 rotates along the axis of the goods through the worm and gear mechanism in the slewing bearing 17, so that the clamping body connected with the slewing bearing 17 and the goods clamped by the clamping body are driven to rotate together.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (5)

1. A light weight type clamping forklift is characterized in that: including frame subassembly (1), handle subassembly (2), lift cylinder subassembly (3), interior portal subassembly (4), crane subassembly (5) and embrace clamp body subassembly (6), frame subassembly (1) front end bottom both sides install two steel core polyurethane truckles (8), afterbody intermediate position installs electric drive wheel (9) through a deep groove ball bearing and tapered roller bearing respectively from top to bottom, frame subassembly (1) in still be equipped with counterweight (11), frame subassembly (1) top be equipped with handle subassembly (2) and power box (10) at the afterbody, be equipped with bearing center sill (26) in front end both sides, bearing center sill (26) between be equipped with lift cylinder subassembly (3) on frame subassembly (1), lift piston rod (20) top of lift cylinder subassembly (3) install in crossbeam joint (21) downthehole on interior portal subassembly (4), interior portal subassembly (4) on be equipped with crane subassembly (5), crane subassembly (5) on be equipped with slewing bearing (17) through the bolt, slewing bearing (17) are equipped with by motor (18) and are equipped with the slewing bearing (17) and are equipped with through the slewing bearing (17) and are equipped with the slewing bearing (17) outside and are passed through the slewing bearing (17).

2. The lightweight balanced-weight pinch forklift of claim 1, wherein: the inner portal frame assembly (4) is further provided with a chain wheel shaft (22) penetrating through the cross beam joint (21) and connected and fixed through elastic cylindrical pins, two ends of the chain wheel shaft (22) are respectively provided with a chain wheel (23), a roller chain (24) is respectively arranged in a chain wheel groove, the roller chain (24) is respectively fixed with a bearing middle beam (26) on an outer portal column of the frame through a connecting bolt (25), and is fixed on a chain seat (27) of the lifting frame assembly (5) through a locking buckle.

3. The lightweight balanced-weight pinch forklift of claim 1, wherein: the holding clamp body assembly (6) comprises: the clamp comprises a clamp body (31), clamp holding cylinders (7), clamp holding arms (19) and V-shaped clamping plates (29), wherein the clamp holding bodies (31) are arranged on two sides of a clamp holding body assembly (6), the clamp holding cylinders (7) are arranged on the clamp holding bodies (31), the heads of clamping piston rods (28) of the clamp holding cylinders (7) are fixedly connected with one ends of the clamp holding arms (19) through pin shafts, the other supporting points of the clamp holding arms (19) are connected with the clamp holding bodies (31) through pin shafts, and the V-shaped clamping plates (29) are arranged at the other ends of the clamp holding arms (19).

4. The lightweight balanced-weight pinch forklift of claim 1, wherein: the power box is characterized in that a multi-way valve (13), an emergency stop switch (14), a power switch (15) and an electric quantity meter (16) are arranged at the top of the power box body (10), three operating levers are arranged on the multi-way valve (13), namely a lifting function operating lever, a clamping function operating lever and a rotating function operating lever, and an oil pressure meter (30) is arranged on one side of the power box body (10).

5. The lightweight balanced-weight pinch forklift of claim 1, wherein: the handle assembly (2) is provided with a rotatable handle (12).