CN210313351U

CN210313351U - Fork and forklift with same

Info

Publication number: CN210313351U
Application number: CN201920795155.7U
Authority: CN
Inventors: 陈盛; 路威; 穆方波
Original assignee: Zhejiang Dahua Robot Technology Co ltd
Current assignee: Zhejiang Huaray Technology Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-14
Anticipated expiration: 2029-05-29

Abstract

The utility model relates to a mobile robot field especially relates to a fork and have fork's fork truck. A pallet fork comprising a fork body; the bearing plate is arranged on the fork body and used for bearing goods; and the adjusting mechanism is arranged between the bearing plate and the fork body and used for adjusting the relative position between the goods and the bearing plate and enabling the fork body and the goods to be mutually attached. A forklift comprises a forklift body, a cargo blocking plate, a driving device and a fork, wherein the cargo blocking plate is installed on the forklift body, the driving device is arranged in the forklift body and connected with the cargo blocking plate and used for driving the cargo blocking plate to move, and one end of the fork is fixed on the cargo blocking plate and can move along with the movement of the cargo blocking plate; the utility model has the advantages that: the goods are prevented from sliding off the pallet fork; simultaneously, when the pallet fork pushed up the pallet, can adapt to automatically the bottom surface and the laminating pallet of pallet to jack up the goods, prolonged effectively the life of pallet.

Description

Fork and forklift with same

Technical Field

The utility model relates to a mobile robot field especially relates to a fork and have fork's fork truck.

Background

The forklift is an important loading and unloading tool for automatically carrying goods, and is widely used for stations, wharfs, ports, airports and industrial and mining enterprises. Fork trucks generally include a body and forks mounted on the body for forking and carrying cargo. In the prior art, due to production and processing errors, the surface of the fork for bearing the goods is uneven, so that the goods on the fork are easy to slide off; meanwhile, because goods are generally placed on the pallet, the uneven surface of the pallet is prone to cause the pallet to be subjected to large pressure for a long time, resulting in damage to the pallet or a reduction in the service life of the pallet.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a forklift and a fork thereof, which can automatically adjust and attach a load bearing surface of the fork to a load.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

a pallet fork for carrying a load and for urging the load to a predetermined position under the action of a drive mechanism, comprising:

a fork body;

the bearing plate is arranged on the fork body and used for bearing goods;

and the adjusting mechanism is arranged between the bearing plate and the fork body and used for adjusting the relative position between the goods and the bearing plate and enabling the bearing plate and the goods to be mutually attached.

In one embodiment, the adjusting mechanism comprises an adjusting piece, an adjusting groove is formed in the bearing plate, one end of the adjusting piece is fixed to the fork body, the other end of the adjusting piece extends into the adjusting groove, and the adjusting piece is matched with the adjusting groove to enable the bearing plate to rotate relative to the adjusting piece.

In one embodiment, one end of the adjusting piece, which is far away from the fork body, is provided with a supporting part, and one surface of the supporting part, which is close to the adjusting groove, is provided with a curved surface.

In one embodiment, the adjusting mechanism further includes a limiting member, the limiting member is connected with the bearing plate, the adjusting member is inserted into the limiting member and fixed to the fork body, and a gap is formed between the adjusting member and the limiting member.

In one embodiment, the fork further comprises at least one weighing unit, the weighing unit is fixed on the fork body, one end of the adjusting piece is fixed on the weighing unit, and the other end of the adjusting piece is connected with the bearing plate, so that the weighing unit can weigh the weight of the goods on the bearing plate.

It can be understood that the weighing unit is arranged, so that the fork can jack the goods and simultaneously realize the measurement of the total amount of the goods; meanwhile, the bearing surface of the fork and the goods can be always attached to each other by combining the adjusting mechanism, and the weighing precision of the weighing unit is effectively improved.

In one embodiment, the number of the weighing units is two, the two weighing units are respectively arranged close to two ends of the fork body, each weighing unit is respectively fixed with an adjusting piece, and two ends of the bearing plate are respectively installed on the corresponding adjusting pieces.

In one embodiment, a fixing piece is arranged on one surface of the fork, which is far away from the loading plate, and the weighing unit is fixed on the fixing piece.

In one embodiment, the fork body is provided with a mounting hole, and the adjusting mechanism is mounted in the mounting hole.

In one embodiment, a bearing strip is arranged on one surface of the fork, which is far away from the bearing plate, and the bearing strip is fixed on the fork body.

The utility model discloses still provide following technical scheme:

the utility model provides a forklift, includes automobile body, fender goods board, drive arrangement and foretell fork, keep off the goods board install in the automobile body, drive arrangement install in the automobile body and can drive keep off the goods board motion, the one end fixed connection of fork in keep off the goods board and can follow the motion of fender goods board and move.

In one embodiment, the number of the forks is two, the two forks are arranged in parallel, and two weighing units are arranged on each fork.

Compared with the prior art, the fork can solve the problem of uneven fork bearing surface caused by production and processing by arranging the adjusting mechanism, so that when the fork is in contact with goods, the bearing surface of the fork and the goods can be always kept in mutual fit by adjusting the adjusting mechanism, and the goods are prevented from sliding off the fork; simultaneously, when the pallet fork pushed up the pallet, can adapt to automatically the bottom surface and the laminating pallet of pallet to jack up the goods, avoided the problem of pallet stress concentration, prolonged effectively the life of pallet.

Drawings

Fig. 1 is a schematic structural view of a forklift truck provided by the present invention;

fig. 2 is a partially exploded view of the forklift provided by the present invention;

fig. 3 is a schematic structural view of a fork according to the present invention;

fig. 4 is a schematic view of another perspective structure of the fork of the present invention;

fig. 5 is a cross-sectional view of a pallet fork provided by the present invention;

fig. 6 is an enlarged view of a point a in fig. 5 according to the present invention;

fig. 7 is a schematic structural diagram of the bearing plate according to the present invention.

In the figure, the forklift 100, the body 10, the fixed fork 11, the cargo barrier 20, the fork 30, the fork body 31, the mounting groove 311, the mounting hole 312, the loading plate 32, the adjusting groove 321, the adjusting structure 33, the adjusting piece 331, the supporting portion 331a, the curved surface 3311, the limiting member 332, the weighing unit 34, the fixing member 35, and the load-bearing bar 36 are shown.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the present invention provides a forklift 100, wherein the forklift 100 is used for forking goods and transporting the goods to a predetermined position. It will be appreciated that the goods may be pallets, items or items placed on pallets.

The forklift 100 comprises a body 10, a cargo blocking plate 20, a driving device (not shown) and a fork 30, wherein the cargo blocking plate 20 is mounted on the body 10, the driving device is arranged on the body 10 and can drive the cargo blocking plate 20 to move, the fork 30 is used for forking goods, and one end of the fork 30 is fixedly connected to the cargo blocking plate 20 and can move along with the movement of the cargo blocking plate 10, so that the goods on the fork 30 are jacked up.

A processing unit (shown in the figure) is arranged in the vehicle body 10, is in signal connection with the driving device and controls the driving device to act; meanwhile, the vehicle body 10 is also interacted with an external control terminal to control the movement of the vehicle body. It can be understood that the processing unit may be a single chip, a PLC, an FPGA, or the like, and it can be understood that the processing unit is an electronic device understood by those skilled in the art and capable of completing the above functions, and the embodiment is not particularly limited.

As shown in fig. 2, a fixed fork 11 is disposed on a front side surface of the vehicle body 10, the fixed fork 11 is fixed to the vehicle body 10, and the fixed fork 11 is configured to carry the fork 30, that is, in a state where the forklift 100 is not in operation, the fork 30 is disposed on the fixed fork 11. In the present embodiment, the front side surface of the vehicle body 10 is a surface close to the forward direction of the vehicle body 10.

The cargo barrier 20 is provided on the front side surface of the vehicle body 10. The cargo board 20 can be slidably connected with the vehicle body 10, so that the driving device drives the cargo board 20 to move.

As shown in fig. 3, the fork 30 includes a fork body 31, a loading plate 32 and an adjusting mechanism 33, the fork body 31 is mounted on the cargo baffle 20 to serve as a base, and the loading plate 32 is disposed on the fork body 31 to load a cargo; the adjusting mechanism 33 is disposed between the bearing plate 32 and the fork 31, and is used for adjusting the relative position between the cargo and the bearing plate 32 and keeping the bearing plate 32 and the cargo attached to each other.

It can be understood that the problem of uneven bearing surface of the fork 30 (the fork 30 is inclined relative to the cargo baffle 20) caused by production and processing can be solved by arranging the adjusting mechanism 33, so that when the fork 30 (the bearing plate 32) is in contact with the cargo, the bearing surface of the fork 30 (the bearing plate 32) and the cargo can be always kept in mutual fit, and the cargo is prevented from sliding off the fork 30; simultaneously, when the fork 30 pushes up the pallet, the fork 30 (loading board 32) can adapt to automatically the bottom surface of the pallet and the laminated pallet jack up the goods, effectively avoid the problem that the pallet is stressed intensively, and prolong the service life of the pallet.

As shown in fig. 4, the fork body 31 is substantially rectangular, and a guide portion is provided at a front end of the fork body 31 to prevent the fork body 31 from forking the goods. The bottom of the fork body 31 is provided with a mounting groove 311, so that the fork can be sleeved on the fixed fork 11 when the forklift is in an idle state. The fork body 31 is further provided with a mounting hole 312, and the adjusting mechanism 33 is mounted in the mounting hole 312.

As shown in fig. 3, 5-7, the adjusting mechanism 33 includes an adjusting member 331, an adjusting groove 321 is formed on the bearing plate 32, one end of the adjusting member 331 is fixed on the fork 31, and the other end of the adjusting member 331 extends into the adjusting groove 321, the adjusting member 331 is matched with the adjusting groove 321 to enable the bearing plate 32 to rotate relative to the adjusting member 331, that is, to rotate relative to the fork 31, so as to adjust the relative position between the cargo and the bearing plate 32, and enable the cargo and the bearing plate 32 to be always attached to each other.

Further, the adjusting member 331 is substantially rod-shaped, and one end of the adjusting member 331 is provided with a screw thread, so that the adjusting member 331 is fixedly connected with the fork 31 through the screw thread. The other end of the adjusting part 331 is provided with a supporting portion 331a, one surface of the supporting portion 331a close to the adjusting groove 321 is provided with a curved surface 3311, and a part of the supporting portion 331a extends into the adjusting groove 321 to form a revolute pair with the bearing plate 32.

As shown in fig. 6, the adjusting mechanism 33 further includes a limiting member 332, the limiting member 332 is connected to the bearing plate 32, the adjusting member 331 is disposed through the limiting member 332 and fixed on the fork 31, and a gap is formed between the adjusting member 331 and the limiting member 332, where the gap is L.

It can be understood that the limiting member 332 and the carrier plate 32 are connected together, so that during the rotation of the carrier plate 32 relative to the fork 31, the limiting member 332 also rotates, and the gap between the adjusting member 331 and the limiting member 332 determines the angle at which the carrier plate 32 can rotate relative to the fork 31. Therefore, the angle range of the rotation of the bearing plate 32 relative to the fork 31 can be adjusted by only changing the gap between the adjusting member 331 and the limiting member 332.

Further, as shown in fig. 3, the fork 30 further includes at least one weighing unit 34, the weighing unit 34 is fixed on the fork body 31, one end of the adjusting member 331 is fixed on the weighing unit 34, and the other end is connected to the bearing plate 32, so that the weighing unit 34 can weigh the weight of the cargo on the bearing plate 32. The limiting member 332 is disposed between the bearing plate 32 and the weighing unit 34.

It will be appreciated that the weighing unit 34 is arranged so that the fork 30 can be used to jack up the load while measuring the total weight of the load; meanwhile, the bearing surfaces of the forks and the goods can be always attached to each other by combining the adjusting mechanism 33, and the weighing precision of the weighing unit 34 is effectively improved.

Further, the number of the weighing units 34 is two, the two weighing units 34 are respectively arranged near two ends of the fork body 31, each weighing unit 34 is respectively fixed with an adjusting piece 331, and two ends of the bearing plate 32 are respectively installed on the corresponding adjusting pieces 331. Of course, in other embodiments, the number of the weighing units 34 may also be three, and three weighing units 34 are arranged on the fork 31 at intervals.

Preferably, in this embodiment, the weighing unit 34 is a load cell, the load cell is connected to the processing signal, and the load cell transmits the acquired weight information of the cargo to the processing unit. The processing unit thus receives and processes the cargo weight information and presents the processed information to the operator.

As shown in fig. 4, a fixing member 35 is disposed on a surface of the fork 30 away from the loading plate, the fixing member 35 is received in the mounting groove 311, and two ends of the fixing member 35 are respectively fixed on a groove wall of the mounting groove 311. The weighing unit 34 is fixed to the fixing member 35.

Further, a bearing strip 36 is disposed on a surface of the fork 30 away from the bearing plate 32, and the bearing strip 36 is fixed to the fork body 31 to reinforce the structural strength of the fork body 31.

Preferably, the number of the load-bearing strips 36 is at least two, two load-bearing strips 36 are arranged on the fork body 31 along the length direction of the fork body 31, and the load-bearing strips 36 are respectively connected with the fork body 31 and the cargo baffle 20 by welding. Of course, in other embodiments, the number of the load-bearing bars 36 may be other, and the example is not repeated here.

Further, the number of the fork 30 is two, two of the fork 30 are respectively welded on the cargo baffle 20, and the two fork are arranged in parallel. It will be appreciated that the specific construction of the forks 30 can be referred to in the foregoing description of the present embodiment.

As shown in fig. 3 and 4, two weighing cells 34 are respectively mounted on the fork body 31 of each fork 30. It will be appreciated that four weighing cells 34 are mounted to each of the two forks 30. And the weighing unit 34 is mounted on the fork body 31. When the carrying surfaces of the fork bodies 31 carry goods, the processor can read data of the four weighing units 34, not only can the total weight of the goods be read, but also the weight borne by each fork body 31 can be compared, so that the weight borne by each fork 30 can be judged, namely whether the goods carried on the fork 30 are eccentric or not can be judged, and the safety is improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A fork for carrying a load and ejecting the load to a predetermined position under the action of a drive, comprising:

a fork body;

the bearing plate is arranged on the fork body and used for bearing goods;

2. The fork of claim 1, wherein the adjustment mechanism includes an adjustment member, wherein the carrier plate defines an adjustment slot, wherein one end of the adjustment member is secured to the fork body and the other end extends into the adjustment slot, and wherein the adjustment member engages the adjustment slot to allow the carrier plate to rotate relative to the adjustment member.

3. The fork of claim 2, wherein the end of the adjustment member distal from the fork body is provided with a support portion, and a surface of the support portion proximal to the adjustment slot is provided with a curved surface.

4. The fork of claim 2, wherein the adjustment mechanism further comprises a stop member, the stop member is connected to the carrier plate, the adjustment member is disposed through the stop member and fixed to the fork body, and a gap is provided between the adjustment member and the stop member.

5. The fork of claim 2 or 4, further comprising at least one weighing unit secured to the fork body, wherein one end of the adjustment member is secured to the weighing unit and the other end is connected to the load carrying plate, such that the weighing unit can weigh the load on the load carrying plate.

6. The fork of claim 5, wherein the number of the weighing units is two, the two weighing units are respectively disposed near two ends of the fork body, an adjusting member is respectively fixed on each weighing unit, and two ends of the loading plate are respectively mounted on the corresponding adjusting members.

7. The fork of claim 5 wherein a securing member is provided on a side of the fork remote from the load carrying plate, the weighing cell being secured to the securing member.

8. The pallet fork of claim 1, wherein the fork body defines a mounting hole, and the adjustment mechanism is mounted in the mounting hole; and/or one surface of the fork, which is far away from the bearing plate, is provided with a bearing strip, and the bearing strip is fixed on the fork body.

9. A forklift comprising a body, a cargo barrier mounted to the body, drive means mounted to the body and capable of driving movement of the cargo barrier, and a fork as claimed in any one of claims 1 to 8 having one end fixedly connected to the cargo barrier and capable of movement with movement of the cargo barrier.

10. The lift truck of claim 9, wherein said forks are two in number, two of said forks being arranged in parallel, two weighing cells being provided on each of said forks.