CN210437637U

CN210437637U - Crankshaft packing box

Info

Publication number: CN210437637U
Application number: CN201921254987.4U
Authority: CN
Inventors: 关文海; 黄春梅; 凤建林
Original assignee: Guilin Fuda Alfin Large Crankshaft Co Ltd; Guilin Fuda Crankshaft Co ltd
Current assignee: Guilin Fuda Alfin Large Crankshaft Co Ltd; Guilin Fuda Crankshaft Co ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-05-01
Anticipated expiration: 2029-08-05

Abstract

The utility model belongs to bent axle packing and transportation field, concretely relates to bent axle packing box, including the box, before the box, back inner wall distance and bent axle length adaptation, characterized by still include a plurality of layers of bent axle support frame of continuous level range upon range of in the box, bent axle support frame comprises rectangular form bottom plate and a plurality of risers of even setting at the bottom plate top surface, the distance adaptation between bottom plate length and the box left and right inner wall, the face of riser is perpendicular with the length of bottom plate, and the synthetic ascending open-ended recess that makes progress is enclosed with the bottom plate top surface to adjacent riser face, the box inner wall is equipped with the constant head tank, and every layer is equipped with two bent axle support frames in the box, and bent axle support frame both ends are all retrained. The packing box of the utility model is simple to manufacture; the crankshaft is convenient to take and place, the operation is convenient, and the efficiency is high; the packing box can more protect the effectual of bent axle, can place a plurality of bent axles in the packing box, has practiced thrift packaging cost and cost of transportation.

Description

Crankshaft packing box

Technical Field

The utility model belongs to bent axle packing and transportation field, concretely relates to bent axle packing box.

Background

The crankshaft is used as a main part of the engine, and the protection of the crankshaft is particularly important. In order to prevent the crankshaft from being damaged by collision and facilitate transportation, a packing box is required to be packed in the transportation process from the production place to the use place of the crankshaft. Small crankshafts capable of being carried manually are generally packaged by cartons, and the packages of medium and large crankshafts are traditionally packaged by single wooden boxes or supported by paperboards.

The defects of the single packaging box are as follows: 1. the use is inconvenient, the packing box is required to be opened once when the crankshaft is packed, the packing box is required to be opened once when one crankshaft is taken, and the working efficiency is lower. 2. Each crankshaft needs a packing box, and the packing cost is high. The defects of the packing box with a plurality of pieces of paper boards placed in a supporting way are as follows: 1. the crank shaft can shake in the transportation process, and the problem that the cleanliness of the surface of the crank shaft is unqualified due to the fact that a plastic bag packaged by the crank shaft is abraded or even a paperboard is worn due to the shake of the crank shaft in the long-distance transportation process can occur; 2. when the crankshaft is packaged, the operation of assembling and placing the paper board is inconvenient, and the lifting appliance does not have enough space to pass in and out, so that the plastic film and even the crankshaft are easily scratched. Therefore, further research is necessary.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a get crankshaft packaging case of the lower of the reliable cost of putting convenient protection to overcome current packing not enough.

Realize the utility model discloses the design technical scheme of purpose does:

a crankshaft packing box comprises a box body of a hexahedral cube, the distance between the front inner wall and the rear inner wall of the box body is matched with the length of a crankshaft, and the crankshaft packing box is characterized by also comprising a plurality of layers of crankshaft supporting frames which are continuously and horizontally stacked in the box body, wherein each crankshaft supporting frame consists of a strip-shaped bottom plate and a plurality of vertical plates which are uniformly arranged on the top surface of the bottom plate, the length of the bottom plate is matched with the distance between the left inner wall and the right inner wall of the box body, the plate surfaces of the vertical plates are vertical to the length direction of the bottom plate,

the left and right inner walls of the box body are provided with four vertical positioning grooves which are opposite in pairs, the width of each positioning groove is matched with the width of a bottom plate of each crankshaft support frame, two crankshaft support frames are arranged on each layer in the box body, two ends of each crankshaft support frame are constrained in the positioning grooves, when a crankshaft is placed in the box body by axially perpendicular to the front wall and the rear wall of the box body, the balance blocks on the outermost sides of two ends of the crankshaft are accepted by the grooves of the two crankshaft support frames on the same layer, the width of each groove is matched with the horizontal width of the balance blocks in the groove in a stable state, the depth of each groove is matched with the vertical height of the balance blocks in the groove in the stable state, and the thickness of the bottom plate and the thickness of the vertical plate are in a.

Further, the bottom plate and the vertical plate of the crankshaft support frame are the same in thickness.

Further, the bottom plate of the crankshaft support frame is the same as the width of the vertical plate.

Further, the side wall and the bottom wall of the groove are provided with soft rubber pads.

Furthermore, the front and rear inner walls of the box body are provided with soft rubber cushions.

Further, the bottom of the crankshaft packing box is provided with a supporting square timber used for carrying the packing box by a forklift.

When the packing box is used, firstly, the two crankshaft support frames of the first layer are placed in the box body along the positioning grooves, the crankshafts packaged by the plastic bags stretch across the two crankshaft support frames and are placed in the grooves, after the crankshafts are all placed in the grooves of the same layer, the two crankshaft support frames of the second layer are placed along the positioning grooves, the crankshafts are placed according to the same method until the box body is filled, soft fillers such as paperboards or pearl cotton can be placed above the crankshaft support frame of the uppermost layer, and finally, a box body top plate is covered.

The utility model discloses have following whole or partial technological effect:

1. the packing box is simple to manufacture;

2. the packing box takes the balance weight of the crankshaft as a supporting part and does not take the machined position of the crankshaft as a support, so that the supporting point of the crankshaft is more stable, and the packing box can protect the precision and the appearance of the crankshaft more effectively;

3. the crankshaft of the packing box is convenient to take and place, the operation is convenient, and the efficiency is high;

4. more crankshafts can be placed in the packaging box, so that the packaging cost and the transportation cost are saved;

5. the crankshaft support frame of the packing box and the soft rubber pads on the front inner wall and the rear inner wall of the box body enable the crankshaft protection effect to be better.

Drawings

FIG. 1 is a schematic view of a body of an embodiment of a crankshaft packing case;

FIG. 2 is a schematic perspective view of a crankshaft support bracket according to an embodiment;

FIG. 3 is a schematic view of the horizontal width and vertical height of the counterbalances;

FIG. 4 is a schematic top view of the crankshaft packing case in use according to the embodiment.

In the figure, 1, a box body; 11. positioning a groove; 12. supporting square timber; 2. a crankshaft support frame; 21. a base plate; 22 vertical plates; 3. a crankshaft.

Referring to fig. 3, when the crankshaft is supported and stably placed by the grooves of the two crankshaft support frames on the same layer through the two balance blocks on the outermost sides, the maximum size of the profile of the balance block in the groove, which is perpendicular to the axial direction of the crankshaft, in the horizontal direction is the horizontal width of the balance block, and the maximum size of the profile of the balance block in the vertical direction is the vertical height of the balance block;

the connecting rod axle phase place at the both ends of current most bent axle is unanimous, and two balancing piece profiles in the bent axle outside are coincidence, the utility model is suitable for a most bent axle packing.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, which are intended to be used as a crankshaft packing box for jade firewood FA100, and the crankshaft is a four-cylinder crankshaft with a total length of 608mm and a net weight of 24 kg.

Referring to fig. 1-4, a crankshaft packing box comprises a box body 1, the distance between the front inner wall and the rear inner wall of the box body 1 is matched with the length of a crankshaft 3, and the crankshaft packing box also comprises a plurality of layers of crankshaft support frames 2 which are continuously and horizontally stacked in the box body 1, each crankshaft support frame 2 consists of a strip-shaped bottom plate 21 and a plurality of vertical plates 22 which are uniformly arranged on the top surface of the bottom plate, the length of the bottom plate 2 is matched with the distance between the left inner wall and the right inner wall of the box body 1, the plate surfaces of the vertical plates 22 are vertical to the length direction of the bottom plate 21, and the,

four vertical positioning grooves 11 which are opposite in pairs are arranged on the left inner wall and the right inner wall of the box body 1, the width of each positioning groove 11 is matched with the width of a bottom plate 21 of a crankshaft support frame 2, a person skilled in the art can judge that the minimum width of the bottom plate 21 for bearing the balance weight is not less than the axial thickness of the balance weight, the widths of the bottom plate and a vertical plate of the embodiment are 120mm, the strength of the bottom plate is ensured to be convenient for manufacturing and processing, two crankshaft support frames 2 are arranged on each layer in the box body 1, two ends of each crankshaft support frame 2 are restrained in the positioning grooves 11, when the crankshaft 3 is placed in the box body 1 in a way that the crankshaft is axially vertical to the front wall and the rear wall of the box body, the grooves of the two crankshaft support frames 2 on the same layer bear the balance weights on the outermost sides of two ends of the crankshaft 3, the width of each groove is matched with, for a yuchai FA100 crankshaft, the depth of the groove is 145mm, the width of the groove is 162mm, the size setting considers the constraint of the groove on the crankshaft 3 and also considers the convenience of placing the crankshaft 3, the thickness of the bottom plate 21 and the thickness of the vertical plate 22 are equal to each other, no conflict occurs between the lower layer and the balance blocks suspended on the adjacent crankshaft 3 on the same layer, the thicknesses of the bottom plate 21 and the vertical plate 22 are both 15mm, the thickness setting considers the conflict between the balance blocks in the middle of the adjacent crankshafts 3, the left adjacent crankshaft and the right adjacent crankshaft 3, the bearing capacity of the bottom plate is also considered, the comprehensive balance is carried out by combining the space utilization rate, and the vertical plate 22 and the bottom plate 21 are provided with the same thickness so as to be;

the side wall and the bottom wall of the groove and the front and rear inner walls of the box body 1 are respectively provided with a soft rubber cushion, so that a certain gap is reserved between the crankshaft 3 and the front and rear walls of the box body 1 and in the groove in consideration of the convenience of placing the crankshaft 3, and the soft rubber cushions can buffer the impact of the crankshaft caused by bumping in the transportation process, thereby better protecting the crankshaft;

the box body 1 of the embodiment is 660mm deep and is provided with four layers of crankshaft support frames 2, after the box body is filled with crankshafts, a layer of thick paper board or some soft fillers can be added on the uppermost layer of crankshafts to reduce the upward jumping amplitude of the crankshafts;

for fork truck operation when making things convenient for bent axle packing box loading and unloading transport, the packing box bottom still is equipped with and supports square timber 12, and the 12 high 100mm of square timber is supported to this embodiment, supports the space between the square timber and is fork truck operation space.

Claims

1. A crankshaft packing box comprises a box body, the distance between the front inner wall and the rear inner wall of the box body is matched with the length of a crankshaft, and the crankshaft packing box is characterized by also comprising a plurality of layers of crankshaft supporting frames which are continuously and horizontally stacked in the box body, wherein each crankshaft supporting frame is composed of a strip-shaped bottom plate and a plurality of vertical plates which are uniformly arranged on the top surface of the bottom plate, the length of the bottom plate is matched with the distance between the left inner wall and the right inner wall of the box body, the plate surfaces of the vertical plates are vertical to the length direction of the bottom plate, and,

the left inner wall and the right inner wall of the box body are provided with four vertical positioning grooves which are opposite in pairs, the width of each positioning groove is matched with the width of a bottom plate of each crankshaft support frame, two crankshaft support frames are arranged on each layer in the box body, two ends of each crankshaft support frame are constrained in the positioning grooves, when a crankshaft is placed in the box body by axially perpendicular to the front wall and the rear wall of the box body, the grooves of the two crankshaft support frames on the same layer are used for bearing balance blocks on the outermost sides of two ends of the crankshaft, the width of each groove is matched with the horizontal width of the balance blocks in the grooves in a stable state, the depth of each groove is matched with the vertical height of the balance blocks in the grooves in the stable state, and the thickness of the bottom plate and the thickness of the lower.

2. The crankshaft packaging box of claim 1, wherein the bottom plate and the vertical plate of the crankshaft support frame are the same thickness.

3. The crankshaft packaging box of claim 1, wherein the bottom plate and the vertical plate of the crankshaft support frame have the same width.

4. The crankshaft packaging case of claim 1, wherein the side walls and bottom wall of the recess are provided with soft rubber pads.

5. The crankshaft packing case of claim 1, wherein the front and rear inner walls of the case body are provided with soft rubber pads.

6. A crankshaft packing case according to claim 1, wherein the bottom of the crankshaft packing case is provided with supporting square lumber for forklift handling of the packing case.