CN111332986A

CN111332986A - Fork truck with locking mechanism

Info

Publication number: CN111332986A
Application number: CN202010166059.3A
Authority: CN
Inventors: 程为高
Original assignee: Anhui Tiantang Weigao Plastic Technology Co ltd
Current assignee: Anhui Tiantang Weigao Plastic Technology Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-06-26

Abstract

The invention discloses a forklift with a locking mechanism, which belongs to the technical field of forklifts and comprises a forklift assembly and a forklift frame arranged at the bottom of the forklift assembly; the forklift frame is provided with a connecting column, and external threads are distributed on the outer wall of the connecting column; the forklift further comprises a locking mechanism for locking the goods, the locking mechanism comprises a beam and connecting sleeves symmetrically arranged at the bottoms of the beam, the connecting sleeves are rotatably connected with the beam, the connecting sleeves are bottom openings, internal threads matched with the external threads on the connecting columns are distributed on the inner walls of the connecting sleeves, and the connecting sleeves are located right above the connecting columns.

Description

Fork truck with locking mechanism

Technical Field

The invention belongs to the technical field of forklifts, and particularly relates to a forklift with a locking mechanism.

Background

Fork trucks are industrial handling vehicles, and refer to various wheeled handling vehicles that perform handling, stacking, and short-distance transport operations on piece pallet goods. The forklift is commonly used for transporting large storage objects, is usually driven by a fuel engine or a battery, is mainly used for carrying objects with high gravity in use, and is widely used in industry;

the forklift mainly comprises a forklift frame and a control system, and the forklift frame is controlled by the control system to ascend and descend, so that the forked goods are conveniently transported, but the existing forklift has the following defects in the using process;

after the fork truck frame has forked the goods, fork truck carries the goods, when fork truck turned, when the speed of turning was too fast, the goods on the fork truck frame was thrown away easily because the centrifugal force effect for easy damage goods and fork truck, there is certain difficulty in fork truck's use.

Disclosure of Invention

1. Problems to be solved

The forklift with the locking mechanism is provided with the locking mechanism, so that the problem that goods are thrown out in the turning process of the forklift can be effectively solved, and the problem in the background art is solved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A forklift with a locking mechanism comprises a forklift assembly and a forklift frame arranged at the bottom of the forklift assembly; the forklift frame is provided with a connecting column, and external threads are distributed on the outer wall of the connecting column;

foretell fork truck is still including the locking mechanism who is used for the locking goods, locking mechanism include crossbeam and symmetry and install the adapter sleeve in the crossbeam bottom, the adapter sleeve with the crossbeam rotate to be connected, and the adapter sleeve for bottom opening and inner wall go up to distribute have with the spliced pole on external screw thread matched with internal thread, the adapter sleeve is located the spliced pole directly over.

Preferably, the crossbeam include adapter sleeve and install the screw thread pivot on adapter sleeve, adapter sleeve is both ends open-ended hollow structure, and distributes on the adapter sleeve inner wall and have the internal thread, installs the screw thread pivot on the adapter sleeve, screw thread pivot one end is installed adapter sleeve inside and with adapter sleeve threaded connection, the other end of screw thread pivot extends to the adapter sleeve outside, and the screw thread pivot on install and cup joint the piece, cup joint the piece with screw thread pivot threaded connection, just cup joint the piece with the adapter sleeve rotate and connect.

Preferably, the fork truck frame one end integrated into one piece near the fork truck assembly install the mounting groove, integrated into one piece is provided with the sliding block in the mounting groove, the sliding block with fork truck assembly bottom sliding mounting connect.

Preferably, the bottom of the forklift assembly is provided with an installation part, the installation part is of a hollow structure with an opening at the bottom, an adjusting screw rod is rotatably installed in the installation part, and the directions of threads distributed on the adjusting screw rod are opposite;

the mounting groove is sleeved on the side wall of the mounting part and is in sliding connection with the mounting part; the sliding block is sleeved on the adjusting screw rod and is in threaded connection with the adjusting screw rod.

Preferably, the mounting part is provided with mounting slide rails at two sides thereof, the inner wall of the mounting groove is distributed with sliding grooves matched with the mounting slide rails, and the sliding grooves are slidably mounted on the mounting slide rails.

Preferably, the fork truck frame including fixed fork truck frame and activity fork truck frame, fixed fork truck frame be inside hollow structure fixed fork truck frame inner wall install actuating mechanism, the control system electric connection in actuating mechanism and the fork truck outside, control system control actuating mechanism work orders about the activity fork truck frame and slides along the length direction of fixed fork truck frame on fixed fork truck frame.

Preferably, the fixed forklift frame is provided with a stop block for avoiding the movable forklift frame from slipping off from the fixed forklift frame at one end far away from the forklift assembly.

Preferably, the driving mechanism is a driving air cylinder.

3. Advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

(1) the forklift comprises a locking mechanism arranged on a forklift frame, the forklift frame is also provided with a connecting column for connecting the locking mechanism, and after the locking mechanism is connected to the connecting column, the cross beam effectively prevents goods from moving in the length direction of the forklift on the forklift frame, so that the problem that the goods slide out of the forklift frame due to large centrifugal force when the forklift turns is effectively avoided.

(2) According to the forklift, the locking mechanism comprises the connecting sleeve and the threaded rotating shaft arranged on the connecting sleeve, the sleeve is arranged on the threaded rotating shaft, the connecting sleeve in the locking mechanism is rotatably connected with the sleeve, and the length of the locking mechanism can be conveniently adjusted in use, so that the locking mechanism is suitable for mounting connecting columns on forklift frames at different distances and is convenient to use;

(3) the forklift frame is provided with the mounting groove, the sliding block is arranged in the mounting groove, and the sliding block is connected with the bottom of the forklift assembly in a sliding manner, so that the distance between the forklift frames is convenient to adjust, the forklift frames are suitable for the forking work of cargo chassis with different sizes, and the practicability of the forklift is greatly improved;

(4) according to the forklift truck assembly, the adjusting screw rod is arranged at the bottom of the forklift truck assembly and is in threaded installation with the sliding block, the adjusting screw rod is driven to rotate by rotating the handle, so that the sliding block moves on the adjusting screw rod, the distance between forklift truck frames is further driven to change, the forklift truck assembly is suitable for forking different cargo chassis, the distance between forklift truck frames is adjusted by the adjusting screw rod, the forklift truck assembly is convenient to operate, and the practicability of the forklift truck is further improved;

(5) according to the invention, the side wall of the mounting part is integrally provided with the assembly slide rail, the inner wall of the mounting groove is distributed with the slide groove matched with the assembly slide rail, and the slide groove is slidably mounted on the assembly slide rail, so that the weight of goods is borne and pressed on the assembly slide rail when the forklift forks the goods, the forklift assembly bears the weight of the goods, and the problem of damage of a forklift frame is avoided;

(6) the forklift frame comprises the movable forklift frame and the fixed forklift frame, the driving mechanism is arranged in the fixed forklift frame and can drive the movable forklift frame to slide along the length direction of the fixed forklift frame, so that the length of the forklift frame is adjusted, the forklift frame is suitable for forking work of cargo chassis with different sizes, and the practicability of the forklift is further enhanced;

(7) the stop block is arranged at one end, close to the movable forklift frame, of the fixed forklift frame on the forklift frame, the stop block prevents the movable forklift frame from slipping off the fixed forklift frame, the length of the movable forklift frame can be adjusted conveniently in use, and the movable forklift frame is convenient to use.

Drawings

FIG. 1 is a schematic structural view of a forklift in embodiment 1;

FIG. 2 is a schematic structural view of a forklift attachment lock mechanism in embodiment 1;

fig. 3 is a side view of the forklift in embodiment 2;

FIG. 4 is a schematic structural view of a lock mechanism in embodiment 2;

fig. 5 is a rear view of the forklift in embodiment 2;

FIG. 6 is an assembly structural view of a fork carriage in embodiment 2;

FIG. 7 is an exploded view showing the assembly of the fork carriage in embodiment 2;

FIG. 8 is a schematic structural view of a forklift in embodiment 3;

fig. 9 is a schematic structural view of a forklift frame in embodiment 3.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

10. a forklift assembly; 11. an installation part; 111. assembling a slide rail; 12. adjusting the screw rod;

20. a forklift frame; 21. connecting columns; 22. mounting grooves; 221. a slider; 23. fixing a forklift frame; 24. a movable forklift frame; 25. a driving cylinder;

30. a locking mechanism; 31. a cross beam; 32. connecting sleeves; 33. connecting a sleeve; 34. a threaded shaft; 35. a socket.

Detailed Description

The invention is further described below in connection with specific embodiments of the invention.

Example 1

As shown in fig. 1, which is a schematic structural diagram of a forklift with a locking mechanism according to a preferred embodiment of the present invention, the forklift includes a forklift assembly 10 and a forklift frame 20 mounted at a bottom thereof, a connecting column 21 is mounted on the forklift frame 20, and external threads are distributed on an outer wall of the connecting column 21;

as shown in fig. 2, the forklift further comprises a locking mechanism 30 for locking the goods, the locking mechanism 30 comprises a cross beam 31 and connecting sleeves 32 symmetrically installed at the bottom of the cross beam 31, the connecting sleeves 32 are rotatably connected with the cross beam 31, the connecting sleeves 32 are bottom openings, inner threads matched with the outer threads on the connecting columns 21 are distributed on the inner walls of the connecting sleeves 32, and the connecting sleeves 32 are located right above the connecting columns 21;

in this embodiment, fork truck is after fork get the goods, and after fork truck frame 20 stretches out from the goods chassis, install through the adapter sleeve 32 screw thread in locking mechanism 30 spliced pole 21 on, crossbeam 31 prevents the goods and because too big centrifugal force leads to gliding problem to take place when fork truck turns, carries out the locking to the goods, has avoided the goods to drop.

Example 2

As shown in fig. 3 and 5, which are schematic structural views of a forklift with a locking mechanism according to another preferred embodiment of the present invention; on the basis of embodiment 1, the bottom of the forklift assembly 10 is provided with a mounting part 11, the mounting part 11 is a hollow structure with an opening at the bottom, an adjusting screw 12 is rotatably mounted in the mounting part 11, one end of the adjusting screw 12 is rotatably mounted on the side wall of the mounting part 11, the other end of the adjusting screw 12 extends out of the mounting part 11 and is connected with a rotating handle, the adjusting screw 12 is rotatably connected with the mounting part 11, and the directions of threads distributed on the adjusting screw 12 are opposite;

as shown in fig. 6, an installation groove 22 is integrally formed at one end of the forklift frame 20 close to the forklift assembly 10, and the installation groove 22 is sleeved on a side wall of the installation part 11 and is slidably connected with the installation part 11; a sliding block 221 is integrally formed in the mounting groove 22, the sliding block 221 is slidably mounted at the bottom of the forklift assembly 10, in this embodiment, the sliding block 221 is sleeved on the adjusting screw 12 and is in threaded connection with the adjusting screw 12;

in this embodiment, when the forklift frame 20 is used for forking a cargo, the distance between the forklift frames 20 needs to be adjusted, by rotating the adjusting screw 12, the adjusting screw 12 drives the sliding block 221 to move towards two sides or the middle of the adjusting screw 12 in the rotating process, and the sliding block 221 drives the mounting groove 22 and the forklift frame 20 to move towards two sides or the middle of the forklift assembly 10, so that the distance between the forklift frames 20 is adjusted to meet the requirements of different cargo chassis;

as shown in fig. 4, in this embodiment, in order to adjust the locking mechanism 30 to be suitable for the movably mounted forklift frame 20, the cross beam 31 includes a connection sleeve 33 and a threaded rotating shaft 34 mounted on the connection sleeve 33, the connection sleeve 33 is a hollow structure with openings at both ends, internal threads are distributed on an inner wall of the connection sleeve 33, the threaded rotating shaft 34 is mounted on the connection sleeve 33, one end of the threaded rotating shaft 34 is mounted inside the connection sleeve 33 and is in threaded connection with the connection sleeve 33, the other end of the threaded rotating shaft 34 extends to the outside of the connection sleeve 33, a socket 35 is mounted on the threaded rotating shaft 34, the socket 35 is in threaded connection with the threaded rotating shaft 34, and a connection sleeve 32 is rotatably mounted on the socket 35;

in this embodiment, after the distance between the forklift frames 20 is changed, the threaded rotating shaft 34 is rotated to screw in or screw out the connecting sleeve 33, so that the length of the threaded rotating shaft 34 outside the connecting sleeve 33 is changed, the length of the cross beam 31 is changed to be suitable for installation of the connecting column 21 on the forklift frame 20 after the distance is adjusted, and the use is convenient.

As shown in fig. 6 and 7, the installation structure of the installation groove 22 and the installation part 11 of the forklift frame 20 is that the installation slide rails 111 are integrally formed on two sides of the installation part 11, the inner wall of the installation groove 22 is distributed with slide grooves matched with the installation slide rails 111, the slide grooves are slidably installed on the installation slide rails 111, when the forklift frame 20 forks a cargo, the weight of the cargo is loaded on the installation slide rails 111, the pressure borne by the adjusting screw 12 is relieved, so that the rotation of the adjusting screw 12 is facilitated, and the adjusting screw 12 is convenient to move toward the forklift frame 20 when rotating.

Example 3

As shown in fig. 8 and 9, which are schematic structural diagrams of a forklift with a locking mechanism according to another preferred embodiment of the present invention, on the basis of example 1 or example 2, the forklift frame 20 includes a fixed forklift frame 23 and a movable forklift frame 24, the fixed forklift frame 23 is of an internal hollow structure, a driving cylinder 25 is installed on an inner wall of the fixed forklift frame 23, the driving cylinder 25 is electrically connected to a control system outside the forklift, the driving cylinder 25 is controlled to operate by the control system, the movable forklift frame 24 is slidably installed on the fixed forklift frame 23, the movable forklift frame 24 is sleeved on the fixed forklift frame 23, and a stopper is installed at one end of the fixed forklift frame 23 away from the forklift assembly 10, and the stopper prevents the movable forklift frame 24 from slipping off the fixed forklift frame 23;

the piston rod of the driving cylinder 25 is connected with the inner wall of the movable forklift frame pair 4, so that the driving cylinder 25 drives the movable forklift frame 24 to slide on the fixed forklift frame 23 when working.

It should be noted that the driving mechanism installed in the fixed forklift frame 23 includes, but is not limited to, the driving cylinder 25, as long as the movable forklift frame 24 can slide on the fixed forklift frame 23 to adjust the length of the forklift frame 20, and the driving mechanism is electrically connected to the control system outside the forklift, and the control system controls the driving mechanism to operate to drive the movable forklift frame 20 to slide on the fixed forklift frame 23 along the length direction of the fixed forklift frame 23.

While the invention has been described in further detail in connection with specific embodiments thereof, it will be understood that the invention is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention, which should be considered to be within the scope of the invention as defined by the appended claims.

Claims

1. A forklift with a locking mechanism comprises a forklift assembly (10) and a forklift frame (20) arranged at the bottom of the forklift assembly;

the method is characterized in that:

a connecting column (21) is arranged on the forklift frame (20), and external threads are distributed on the outer wall of the connecting column (21);

foretell fork truck is still including locking mechanical system (30) that are used for locking the goods, locking mechanical system (30) including crossbeam (31) and symmetry install adapter sleeve (32) in crossbeam (31) bottom, adapter sleeve (32) with crossbeam (31) rotate and connect, and adapter sleeve (32) for bottom opening and inner wall go up to distribute and go up outer thread matched with internal thread with spliced pole (21), adapter sleeve (32) are located spliced pole (21) directly over.

2. The forklift with locking mechanism according to claim 1, wherein: crossbeam (31) including adapter sleeve (33) and install screw thread pivot (34) on adapter sleeve (33), adapter sleeve (33) are both ends open-ended hollow structure, and have distributed the internal thread on adapter sleeve (33) inner wall, install screw thread pivot (34) on adapter sleeve (33), screw thread pivot (34) one end is installed adapter sleeve (33) inside and with adapter sleeve (33) threaded connection, the other end of screw thread pivot (34) extends to adapter sleeve (33) outside, and screw thread pivot (34) on install and cup joint piece (35), cup joint piece (35) with screw thread pivot (34) threaded connection, just cup joint piece (35) with adapter sleeve (32) rotate and connect.

3. The forklift with the locking mechanism as claimed in claim 1 or 2, wherein the forklift frame (20) is integrally provided with a mounting groove (22) at one end close to the forklift assembly (10), a sliding block (221) is integrally arranged in the mounting groove (22), and the sliding block (221) is slidably mounted and connected with the bottom of the forklift assembly (10).

4. The forklift with locking mechanism according to claim 3, wherein: the bottom of the forklift assembly (10) is provided with an installation part (11), the installation part (11) is of a hollow structure with an opening at the bottom, an adjusting screw rod (12) is rotatably installed in the installation part (11), and the directions of threads distributed on the adjusting screw rod (12) are opposite;

the mounting groove (22) is sleeved on the side wall of the mounting part (11) and is in sliding connection with the mounting part (11); the sliding block (221) is sleeved on the adjusting screw rod (12) and is in threaded connection with the adjusting screw rod (12).

5. The forklift with locking mechanism according to claim 4, wherein: the mounting structure is characterized in that assembly sliding rails (111) are integrally formed on two sides of the mounting portion (11), sliding grooves matched with the assembly sliding rails (111) are distributed on the inner wall of the mounting groove (22), and the sliding grooves are slidably mounted on the assembly sliding rails (111).

6. The forklift with locking mechanism according to claim 1 or 2, wherein: fork truck frame (20) including fixed fork truck frame (23) and activity fork truck frame (24), fixed fork truck frame (23) be inside hollow structure fixed fork truck frame (23) inner wall install actuating mechanism, the control system electric connection in actuating mechanism and the fork truck outside, control system control actuating mechanism work orders about the length direction slip of activity fork truck frame (20) along fixed fork truck frame (23) on fixed fork truck frame (23).

7. The forklift with locking mechanism according to claim 5, wherein: and a stop block for preventing the movable forklift frame (24) from slipping off from the fixed forklift frame (23) is arranged at one end of the fixed forklift frame (23) far away from the forklift assembly (10).

8. Forklift truck with locking mechanism according to claim 7, characterized in that the driving mechanism is a driving cylinder (25).