Tool clamp for forklift frame welding

Abstract

The utility model discloses a work fixture for forklift frame welding, which comprises a support frame and a rotary table, the rotary table is arranged at the top end of the support frame, sliding frames are symmetrically arranged on the outer wall of the support frame on one side of the rotary table, connecting arms are arranged at the top ends of the sliding frames, clamping blocks are arranged on the outer walls of the connecting arms, and the clamping blocks are connected with the rotary table. First motors are symmetrically mounted on the outer walls of the sliding frames below the connecting arms, movable shafts are movably mounted in the sliding frames on one sides of the first motors, the output ends of the first motors are connected with the movable shafts, and driving wheels are symmetrically mounted on the surfaces of the movable shafts. According to the tool clamp, opposite moving clamping and fixing are achieved conveniently, forklift frames of different sizes can be clamped conveniently, rotary adjusting welding of the tool clamp is facilitated conveniently, and the adjusting convenience and the welding efficiency of the tool clamp are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a tooling fixture for welding a forklift frame. Background Art

[0002] A forklift is an industrial handling vehicle, which refers to various wheeled handling vehicles for loading and unloading, stacking and short-distance transportation of palletized goods. The forklift frame is the base of the entire vehicle. All the accessories of the forklift are directly or indirectly installed on the frame. The forklift frame supports the weight of each forklift accessory and the weight of the goods, and bears various forces, moments and loads, such as the torque of the engine, the support reaction force of the forklift wheels, lateral force, braking and inertia force, various impact forces, etc. The forklift frame ensures that the various accessories have the correct relative position. The structure of the forklift frame ensures the wheelbase of the forklift. In order to ensure the stability of the forklift and balance the overturning moment generated by the weight of the goods, a counterweight is installed at the rear end of the frame.

[0003] For example, a positioning welding tool for a forklift frame disclosed in the authorization announcement number CN217529762U includes a first mounting assembly for mounting a fork leg assembly, the first mounting assembly is further provided with a plurality of first positioning members, and a second mounting assembly connected to the first mounting assembly and used for mounting a column assembly, the second mounting assembly is further provided with a plurality of second positioning members;

[0004] Although it realizes that both the column assembly and the fork leg assembly can be installed on the same tooling, avoiding the use of multiple clamps to clamp the column assembly and the fork leg assembly, making the welding process of the frame simpler, improving efficiency and reducing welding difficulty, it does not solve the problem that the existing tooling clamps are not conducive to convenient relative movement clamping and fixing during use, are not conducive to clamping forklift frames of different sizes, and are not conducive to convenient rotation adjustment welding of the tooling clamps, which affects the convenience of tooling clamp adjustment and welding efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a tooling fixture for forklift frame welding, so as to solve the problems proposed in the above-mentioned background technology that the tooling fixture is not convenient for convenient relative movement, clamping and fixing, clamping forklift frames of different sizes, and convenient rotation adjustment and welding of the tooling fixture, which affects the convenience of tooling fixture adjustment and welding efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tooling fixture for welding a forklift frame, comprising a support frame and a rotating table, a rotating table is arranged at the top of the support frame, a sliding frame is symmetrically installed on the outer wall of the support frame on one side of the rotating table, a connecting arm is installed on the top of the sliding frame, a clamping block is installed on the outer wall of the connecting arm, a first motor is symmetrically installed on the outer wall of the sliding frame below the connecting arm, a movable shaft is movably installed inside the sliding frame on one side of the first motor, and the output end of the first motor is connected to the movable shaft, driving wheels are symmetrically installed on the surface of the movable shaft, and the driving wheels are slidably connected to the support frame, a connecting shaft is movably installed on the side of the sliding frame away from the movable shaft, and driven wheels are symmetrically installed on the surface of the connecting shaft, and the driven wheels are slidably connected to the support frame.

[0007] Preferably, the first cylinder is symmetrically installed on the outer wall of the sliding frame on one side of the support frame, and the output end of the first cylinder extends to the inside of the sliding frame. The output end of the first cylinder is installed with a telescopic rod, and the end of the telescopic rod away from the first cylinder is installed with a connecting block.

[0008] Preferably, three groups of support seats with equal spacing are installed at the bottom end of the rotating table, and support wheels are installed at the bottom ends of the support seats, and the support wheels are movably connected to the support seats.

[0009] Preferably, two sets of legs are symmetrically installed on the top of the support frame below the rotating table, a connecting platform is provided on the outside of the legs, and the connecting platforms are all slidably connected to the support wheels, and two sets of support shafts are symmetrically installed on the bottom end of the connecting platform, and the support shafts are all slidably connected to the legs, and the support shafts extend to the inside of the legs.

[0010] Preferably, a second motor is installed at the bottom end of the connecting platform on one side of the support shaft, and the output end of the second motor extends to the outside of the connecting platform, and a first gear is installed at the output end of the second motor.

[0011] Preferably, a rotating shaft is movably mounted on the top of the connecting platform on one side of the first gear, and the rotating shaft is connected to the rotating platform. A second gear is mounted on the surface of the rotating shaft, and the second gear is meshed with the first gear.

[0012] Preferably, a second cylinder is installed inside each of the legs, an adjusting rod is installed at the output end of each of the second cylinders, and the top end of the adjusting rod is connected to the support shaft.

[0013] Preferably, a control panel is installed on the outer wall of the support frame, and the output end of the control panel is electrically connected to the input ends of the first motor, the first cylinder, the second motor, and the second cylinder.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the fixture not only realizes convenient opposite-movement clamping and fixing, but also facilitates the clamping of forklift frames of different sizes, and facilitates convenient rotational adjustment welding of the fixture, thereby improving the convenience of fixture adjustment and welding efficiency;

[0015] (1) The movable shaft is driven to rotate by the first motor, and the active wheel is driven to rotate by the movable shaft, and the sliding frame is driven to move as a whole by the driving wheel, and the sliding frame is driven by the driving wheel and the driven wheel to slide on the surface of the support frame, and the connecting arm is driven by the sliding frame to move laterally, and the clamping block is driven by the connecting arm to move laterally, and the forklift frame on the top of the rotating table is clamped and fixed by two groups of clamping blocks in a mutually movable manner, which is convenient for clamping forklift frames of different sizes, and the telescopic rod is driven to move by the first cylinder, and the connecting block is driven to move by the telescopic rod, and the connecting block is contacted with the support frame to facilitate the fixing of the sliding frame, thereby realizing convenient mutually movable clamping and fixing of the tooling fixture, which is convenient for clamping forklift frames of different sizes and improving the convenience of movement and adjustment of the tooling fixture;

[0016] (2) The second cylinder drives the adjusting rod to move, the adjusting rod drives the support shaft to move, the support shaft drives the connecting table to adjust the height, the connecting table drives the rotating shaft and the rotating table to adjust the height, the rotating table drives the forklift frame to adjust the height, the second motor drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the rotating shaft to rotate, the rotating shaft drives the rotating table to rotate, and the rotating table drives the forklift frame to rotate, so as to facilitate the rotation adjustment welding of different positions of the forklift frame, realize the convenient rotation adjustment welding of the fixture, facilitate the height control adjustment, and improve the welding efficiency of the fixture. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a front view structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of an enlarged front cross-sectional structure of the second cylinder of the utility model;

[0020] Figure 4 It is a side view structural diagram of the movable shaft of the utility model;

[0021] Figure 5 It is a three-dimensional enlarged structural schematic diagram of the driving wheel of the utility model;

[0022] Figure 6 It is a three-dimensional enlarged structural schematic diagram of the first motor of the utility model.

[0023] In the figure: 1, support frame; 2, rotating table; 3, sliding frame; 4, connecting arm; 5, clamping block; 6, first motor; 7, movable shaft; 8, driving wheel; 9, connecting shaft; 10, driven wheel; 11, first cylinder; 12, telescopic rod; 13, connecting block; 14, supporting wheel; 15, supporting seat; 16, connecting table; 17, second motor; 18, first gear; 19, rotating shaft; 20, second gear; 21, supporting leg; 22, supporting shaft; 23, control panel; 24, second cylinder; 25, adjusting rod. DETAILED DESCRIPTION

[0024] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0025] See also Figure 1-6 , the utility model provides an embodiment: a forklift frame welding fixture, including a support frame 1 and a rotating table 2, the top of the support frame 1 is provided with a rotating table 2, a sliding frame 3 is symmetrically slidably installed on the outer wall of the support frame 1 on one side of the rotating table 2, a connecting arm 4 is installed on the top of the sliding frame 3, a clamping block 5 is installed on the outer wall of the connecting arm 4, a first motor 6 is symmetrically installed on the outer wall of the sliding frame 3 below the connecting arm 4, the first motor 6 plays a role in power output, a movable shaft 7 is movably installed inside the sliding frame 3 on one side of the first motor 6, and the output end of the first motor 6 is connected to the movable shaft 7, a driving wheel 8 is symmetrically installed on the surface of the movable shaft 7, and the driving wheel 8 is slidably connected to the support frame 1, a connecting shaft 9 is movably installed on the side of the sliding frame 3 away from the movable shaft 7, a driven wheel 10 is symmetrically installed on the surface of the connecting shaft 9, and the driven wheel 10 is slidably connected to the support frame 1;

[0026] A first cylinder 11 is symmetrically mounted on the outer wall of the sliding frame 3 on one side of the support frame 1. The first cylinder 11 plays a role of power output, and the output ends of the first cylinder 11 extend to the inside of the sliding frame 3. A telescopic rod 12 is mounted on the output ends of the first cylinder 11, and a connecting block 13 is mounted on the ends of the telescopic rod 12 away from the first cylinder 11.

[0027] When in use, an external power supply is connected. First, the forklift frame is placed on the top of the rotating table 2, and the first motor 6 is turned on by operating the control panel 23. The first motor 6 drives the movable shaft 7 to rotate, and the movable shaft 7 drives the driving wheel 8 to rotate. Under the sliding support of the driving wheel 8 and the support frame 1, the driving wheel 8 drives the sliding frame 3 to move as a whole. Under the support of the driven wheel 10, the driving wheel 8 and the driven wheel 10 drive the sliding frame 3 to slide on the surface of the support frame 1, and the sliding frame 3 drives the connecting arm 4 to move horizontally, and the connecting arm 4 drives the clamping block 5 to move horizontally. The two groups of clamping blocks 5 hold the rotating table 2. The forklift frame at the top of the forklift frame is clamped and fixed in a mutually movable manner, which is convenient for clamping forklift frames of different sizes. The first cylinder 11 is turned on by operating the control panel 23. Under the support of the sliding frame 3, the telescopic rod 12 is driven by the first cylinder 11 to move, and the telescopic rod 12 drives the connecting block 13 to move. The connecting block 13 contacts the support frame 1 to facilitate the fixing of the sliding frame 3 and prevent the sliding frame 3 from shaking during welding. The convenient mutually movable clamping and fixing of the tooling fixture is realized, which is convenient for clamping forklift frames of different sizes and improves the convenience of moving and adjusting the tooling fixture;

[0028] The bottom end of the rotating platform 2 is equipped with three groups of support seats 15 with equal spacing, and the bottom ends of the support seats 15 are all equipped with support wheels 14, and the support wheels 14 are all movably connected to the support seats 15. Two groups of legs 21 are symmetrically installed on the top of the support frame 1 below the rotating platform 2, and a connecting platform 16 is arranged outside the legs 21, and the connecting platforms 16 are all slidably connected to the support wheels 14. Two groups of support shafts 22 are symmetrically installed at the bottom end of the connecting platform 16, and the support shafts 22 are all slidably connected to the legs 21, and the support shafts 22 extend to the inside of the legs 21. A second motor 17 is installed at the bottom end of the connecting platform 16 on one side of the support shaft 22, and the second motor 17 plays a role in power output;

[0029] The output end of the second motor 17 extends to the outside of the connecting platform 16, and the output end of the second motor 17 is installed with a first gear 18. A rotating shaft 19 is movably installed at the top of the connecting platform 16 on one side of the first gear 18, and the rotating shaft 19 is connected to the rotating platform 2. The surface of the rotating shaft 19 is covered with a second gear 20, and the second gear 20 and the first gear 18 are meshed with each other. The inside of the supporting legs 21 is installed with a second cylinder 24, and the second cylinder 24 plays a role in power output. The output end of the second cylinder 24 is installed with an adjusting rod 25, and the top of the adjusting rod 25 is connected to the supporting shaft 22. A control panel 23 is installed on the outer wall of the support frame 1, and the output end of the control panel 23 is electrically connected to the input end of the first motor 6, the first cylinder 11, the second motor 17, and the second cylinder 24;

[0030] When in use, the second cylinder 24 is turned on by operating the control panel 23. Under the support of the support leg 21, the second cylinder 24 drives the adjusting rod 25 to move. Under the sliding support of the support leg 21 and the support shaft 22, the adjusting rod 25 drives the support shaft 22 to move. The support shaft 22 drives the connecting platform 16 to adjust the height. The connecting platform 16 drives the rotating shaft 19 and the rotating platform 2 to adjust the height. The rotating platform 2 drives the forklift frame to adjust the height. The second motor 17 is turned on by operating the control panel 23. Under the support of the connecting platform 16, the second motor 17 drives the first gear 18 to rotate. Under the meshing action of the first gear 18 and the second gear 20, the first gear 18 is rotated. 18 drives the second gear 20 to rotate, and the second gear 20 drives the rotating shaft 19 to rotate. Under the support of the support seat 15 on the supporting wheel 14, under the sliding support of the supporting wheel 14 and the connecting platform 16, the rotating shaft 19 drives the rotating platform 2 to rotate, and the rotating platform 2 drives the forklift frame to rotate, so as to facilitate the rotation adjustment welding of different positions of the forklift frame. When the rotation adjustment is performed, the first motor 6 drives the connecting arm 4 to move. At this time, the connecting arm 4 does not contact the forklift frame. When the adjustment is completed, the connecting arm 4 contacts the forklift frame again, realizing the convenient rotation adjustment welding of the fixture, facilitating the height control adjustment, and improving the efficiency of the fixture welding;

[0031] Working principle: When in use, an external power source is connected, and the movable shaft 7 is first driven to rotate by the first motor 6, and the movable shaft 7 drives the driving wheel 8 to rotate, and the driving wheel 8 drives the sliding frame 3 to move as a whole, and the driving wheel 8 and the driven wheel 10 drive the sliding frame 3 to slide on the surface of the support frame 1, and the sliding frame 3 drives the connecting arm 4 to move horizontally, and the connecting arm 4 drives the clamping block 5 to move horizontally, and the two groups of clamping blocks 5 clamp and fix the forklift frame on the top of the rotating table 2 in a mutually movable manner, which is convenient for clamping forklift frames of different sizes, and the telescopic rod 12 is driven by the first cylinder 11 to move, and the telescopic rod 12 drives the connecting block 13 to move, and the connecting block 13 contacts the support frame 1, to It is convenient to fix the sliding frame 3, the second cylinder 24 drives the adjusting rod 25 to move, the adjusting rod 25 drives the support shaft 22 to move, the support shaft 22 drives the connecting platform 16 to adjust the height, the connecting platform 16 drives the rotating shaft 19 and the rotating table 2 to adjust the height, the rotating table 2 drives the forklift frame to adjust the height, the second motor 17 drives the first gear 18 to rotate, the first gear 18 drives the second gear 20 to rotate, the second gear 20 drives the rotating shaft 19 to rotate, the rotating shaft 19 drives the rotating table 2 to rotate, and the rotating table 2 drives the forklift frame to rotate, so as to facilitate the rotation adjustment welding of different positions of the forklift frame to complete the use of the tooling fixture.

[0032] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A forklift frame welding fixture, comprising a support frame (1) and a rotating table (2), characterized in that: A rotating platform (2) is arranged at the top of the support frame (1), a sliding frame (3) is symmetrically mounted on the outer wall of the support frame (1) on one side of the rotating platform (2), a connecting arm (4) is mounted on the top of the sliding frame (3), a clamping block (5) is mounted on the outer wall of the connecting arm (4), a first motor (6) is symmetrically mounted on the outer wall of the sliding frame (3) below the connecting arm (4), a movable shaft (7) is movably mounted inside the sliding frame (3) on one side of the first motor (6), and the output end of the first motor (6) is connected to the movable shaft (7), a driving wheel (8) is symmetrically mounted on the surface of the movable shaft (7), and the driving wheel (8) is slidably connected to the support frame (1), a connecting shaft (9) is movably mounted on the side of the sliding frame (3) away from the movable shaft (7), a driven wheel (10) is symmetrically mounted on the surface of the connecting shaft (9), and the driven wheel (10) is slidably connected to the support frame (1).

2. A forklift frame welding fixture according to claim 1, characterized in that: A first cylinder (11) is symmetrically mounted on the outer wall of the sliding frame (3) on one side of the support frame (1), and the output end of the first cylinder (11) extends into the interior of the sliding frame (3). A telescopic rod (12) is mounted on the output end of the first cylinder (11), and a connecting block (13) is mounted on one end of the telescopic rod (12) away from the first cylinder (11).

3. The forklift frame welding fixture according to claim 1, characterized in that: The bottom end of the rotating platform (2) is equipped with three groups of support seats (15) at equal intervals, and the bottom ends of the support seats (15) are all equipped with support wheels (14), and the support wheels (14) are all movably connected to the support seats (15).

4. A forklift frame welding fixture according to claim 3, characterized in that: Two groups of legs (21) are symmetrically mounted on the top of the support frame (1) below the rotating platform (2), a connecting platform (16) is arranged outside the legs (21), and the connecting platform (16) is slidably connected to the supporting wheel (14), and two groups of support shafts (22) are symmetrically mounted on the bottom of the connecting platform (16), and the support shafts (22) are slidably connected to the legs (21), and the support shafts (22) extend to the inside of the legs (21).

5. The forklift frame welding fixture according to claim 4, characterized in that: A second motor (17) is installed at the bottom end of the connecting platform (16) on one side of the support shaft (22), and the output end of the second motor (17) extends to the outside of the connecting platform (16), and a first gear (18) is installed at the output end of the second motor (17).

6. The forklift frame welding fixture according to claim 5, characterized in that: A rotating shaft (19) is movably mounted on the top of the connecting platform (16) on one side of the first gear (18), and the rotating shaft (19) is connected to the rotating platform (2). A second gear (20) is mounted on the surface of the rotating shaft (19), and the second gear (20) and the first gear (18) are meshed with each other.

7. The forklift frame welding fixture according to claim 4, characterized in that: A second cylinder (24) is installed inside each of the supporting legs (21), an adjusting rod (25) is installed at the output end of each of the second cylinders (24), and the top end of each of the adjusting rods (25) is connected to the supporting shaft (22).

8. The forklift frame welding fixture according to claim 1, characterized in that: A control panel (23) is installed on the outer wall of the support frame (1), and an output end of the control panel (23) is electrically connected to input ends of the first motor (6), the first cylinder (11), the second motor (17), and the second cylinder (24).

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