Automatic conveying and positioning hydraulic clamp for forklift portal frame channel steel

Abstract

The utility model discloses an automatic transmission and positioning hydraulic clamp for channel steel of a forklift portal frame, which comprises a clamp platform, a plurality of channel steel transmission roller ways are arranged on the clamp platform, and guide devices are arranged on two sides of the clamp platform. The fixture platform is provided with a channel steel positioning device used for positioning channel steel of a forklift portal frame, positioning, guiding and conveying components are arranged on the fixture platform, power is provided for automatic conveying of the channel steel through a channel steel power roller way, and the guiding devices on the two sides are used for roughly guiding the left channel steel and the right channel steel in the conveying process. The channel steel positioning device is used for positioning after the left channel steel and the right channel steel are conveyed in place, the forklift portal frame channel steel can be automatically conveyed and positioned, the manual workload is reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a hydraulic fixture for automatic transmission and positioning of forklift mast channel steel. Background Art

[0002] With the application of automated equipment for forklift mast channel steel, the traditional manual pushing and transmission of channel steel and manual positioning can no longer meet the needs of automated processing. For the above reasons, considering the automated transmission and positioning of forklift mast channel steel for subsequent processing, it is necessary to provide a hydraulic fixture for automated transmission and positioning of forklift mast channel steel. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a hydraulic fixture for automatic transmission and positioning of forklift mast channel steel.

[0004] To achieve the above purpose, the technical solution of the utility model is as follows:

[0005] A hydraulic fixture for automatic transmission and positioning of forklift mast channel steel, comprising: a fixture platform, on which a plurality of channel steel transmission roller paths are arranged, guiding devices are arranged on both sides of the fixture platform, and a channel steel positioning device for positioning the forklift mast channel steel is installed on the fixture platform.

[0006] The channel steel transmission roller path includes: a shaft seat installed on the fixture platform, a rotating shaft is installed on the shaft seat, a transmission roller path is sleeved on the rotating shaft, and a power oil cylinder for power transmission is installed at the other end of the rotating shaft.

[0007] The guiding device includes: guiding mounting seats symmetrically installed on both sides of the fixture platform, a mounting shaft is vertically installed on the guiding mounting seat, and a rotating body is installed on the mounting shaft through a bearing.

[0008] A retaining ring is installed on the upper side of the bearing.

[0009] The channel steel positioning device includes: a channel steel height positioning seat installed in the middle of the fixture platform, and an upper pressing device for pressing down the forklift mast channel steel is arranged in a matching manner on the upper part of the channel steel height positioning seat; a channel steel front end positioning device is installed at one end of the fixture platform, upper pressing devices are installed on both sides of the fixture platform, and a channel steel middle positioning device is installed in the middle of both ends of the fixture platform.

[0010] The channel steel front end positioning device includes: a front end positioning oil cylinder, guide sleeves are installed on both sides of the front end positioning oil cylinder, and guide posts are installed on the guide sleeves; the output end of the front end positioning oil cylinder is installed with a T-shaped block, a front end positioning block is installed on the T-shaped block, and both ends of the bottom surface of the front end positioning block are connected to the guide posts; a protective cover is installed on the top of the positioning block, and an induction switch is installed on the side of the positioning block.

[0011] The intermediate positioning device for the channel steel includes: a base for the intermediate positioning device of the channel steel, on which an intermediate positioning block is installed.

[0012] The upper pressing device includes: side mounting seats symmetrically installed, on which side oil cylinders are installed, and a clamping block for clamping the side of the forklift mast channel steel is installed at the output end of the side oil cylinders.

[0013] The upper pressing device includes: an upper base, on which a mounting plate is installed, and a lower pressing oil cylinder and are symmetrically installed on the mounting plate. A guiding pin and a pressing block are installed at the output end of the lower pressing oil cylinder.

[0014] A guiding pin is installed at the bottom of the mounting plate, a guiding hole is provided on the guiding pin, and the output end of the lower pressing oil cylinder passes through the guiding hole and is connected to the pressing block.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] The patent of the present utility model provides an automatic transmission and positioning hydraulic fixture for forklift mast channel steel. Since positioning, guiding, and transmission components are provided on the fixture platform, power is provided for the automatic transmission of the channel steel through the channel steel power roller path. The two side guiding devices are used for the rough guiding of the two channel steels on the left and right during the transmission process, and the channel steel positioning device is used for the positioning of the two channel steels on the left and right after they are transmitted in place. It can enable the automatic transmission and positioning of the forklift mast channel steel, reduce the manual workload, and improve the production efficiency. Description of the Drawings

[0017] Figure 1 is the overall schematic diagram of the automatic transmission and positioning hydraulic fixture for forklift mast channel steel of the present utility model;

[0018] Figure 2 is the front view schematic diagram of the automatic transmission and positioning hydraulic fixture for forklift mast channel steel of the present utility model;

[0019] Figure 3 is the top view schematic diagram of the automatic transmission and positioning hydraulic fixture for forklift mast channel steel of the present utility model;

[0020] Figure 4 is the left view schematic diagram of the automatic transmission and positioning hydraulic fixture for forklift mast channel steel of the present utility model;

[0021] Figure 5 is the schematic diagram of the channel steel front-end positioning device of the automatic transmission and positioning hydraulic fixture for forklift mast channel steel of the present utility model.

[0022] In the figure, 1 is a fixture platform, 2 is a channel steel transmission roller path, 2-1 is a driving roller path, 2-2 is a shaft seat, 2-3 is a power oil cylinder, 2-4 is a rotating shaft, 3 is a guiding device on both sides of the channel steel, 3-1 is a guiding mounting seat, 3-2 is a mounting shaft, 3-3 is a bearing, 3-4 is a rotating body, 3-5 is a retaining ring, 4 is a channel steel positioning device, 4-1 is a channel steel height positioning seat, 4-2 is a front-end positioning device for the channel steel, 4-2-1 is a front-end positioning oil cylinder, 4-2-2 is a guide sleeve, 4-2-3 is a guide post, 4-2-4 is a T-shaped block, 4-2-5 is a front-end positioning block, 4-2-6 is a protective cover, 4-2-7 is an induction switch, 4-3 is a middle positioning device for the channel steel, 4-3-1 is a base for the middle positioning device of the channel steel, 4-3-2 is a middle positioning block, 4-4 is a tightening device on both sides, 4-4-1 is a side mounting seat, 4-4-2 is a side oil cylinder, 4-4-3 is a clamping block, 4-5 is an upper pressing device, 4-5-1 is an upper base, 4-5-2 is a mounting plate, 4-5-3 is a lower oil cylinder, 4-5-4 is a guiding pin, 4-5-5 is a pressing block; 5 is a forklift mast channel steel. Detailed implementation manners

[0023] The following will describe the present utility model in detail with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of them. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] As Figure 1 shown, the patent of the present utility model provides an automatic transmission and positioning hydraulic fixture for forklift mast channel steel, including: a fixture platform 1, on which a plurality of channel steel transmission roller paths 2 are arranged, guiding devices 3 are arranged on both sides of the fixture platform 1, and a channel steel positioning device 4 for positioning the forklift mast channel steel 5 is installed on the fixture platform 1.

[0025] Specifically, as Figure 3 shown, the channel steel transmission roller path 2 includes: a shaft seat 2-2 installed on the fixture platform 1, a rotating shaft 2-4 is installed on the shaft seat 2-2, a driving roller path 2-1 is sleeved on the rotating shaft 2-4, and a power oil cylinder 2-3 for power transmission is installed at the other end of the rotating shaft 2-4 to provide power for the automatic transmission of the channel steel.

[0026] As Figure 2 shown, the guiding device 3 includes: guiding mounting seats 3-1 symmetrically installed on both sides of the fixture platform 1, a mounting shaft 3-2 is vertically installed on the guiding mounting seat 3-1, and a rotating body 3-4 is installed on the mounting shaft 3-2 through a bearing 3-3. In addition, a retaining ring 3-5 is installed on the upper side of the bearing 3-3 for rough positioning during the transmission of the workpiece.

[0027] The channel steel positioning device 4 includes: a channel steel height positioning seat 4-1 installed in the middle of the fixture platform 1, and an upper end pressing device 4-5 for pressing down the upper end of the forklift mast channel steel 5 is arranged in a matching manner on the upper part of the channel steel height positioning seat 4-1; a channel steel front end positioning device 4-2 is installed at one end of the fixture platform 1, two side pressing devices 4-4 are installed on both sides of the fixture platform 1, and a channel steel middle positioning device 4-3 is installed in the middle of both ends of the fixture platform 1. Among them: the channel steel height positioning seat 4-1 is used for positioning in the height direction. The channel steel front end positioning device 4-2 is used for positioning the front end of the channel steel after it is transferred to the processing position. The channel steel middle positioning device 4-3 is used for longitudinal positioning of the workpieces on the left and right, the two side pressing devices 4-4 are used for longitudinal positioning and pushing after the workpieces are in place, and the upper end pressing device 4-5 is used for pressing after the workpieces are positioned.

[0028] Specifically, as Figure 5 shown, the channel steel front end positioning device 4-2 includes: a front end positioning oil cylinder 4-2-1, guide sleeves 4-2-2 are installed on both sides of the front end positioning oil cylinder 4-2-1, and guide posts 4-2-3 are installed on the guide sleeves 4-2-2; a T-shaped block 4-2-4 is installed at the output end of the front end positioning oil cylinder 4-2-1, a front end positioning block 4-2-5 is installed on the T-shaped block 4-2-4, and both ends of the bottom surface of the front end positioning block 4-2-5 are connected to the guide posts 4-2-3; a protective cover 4-2-6 is installed on the top of the positioning block 4-2-5, and an induction switch 4-2-7 is installed on the side of the positioning block 4-2-5; after the front end positioning oil cylinder 4-2-1 is connected to the T-shaped block 4-2-4, it drives the positioning block 4-2-5 to move up and down. The guide sleeve 4-2-2 is used for guiding the movement of the front end positioning oil cylinder 4-2-1, and the induction switch 4-2-7 is used for sensing whether the workpiece is positioned in place on the fixture.

[0029] As Figure 2 、 3 shown, the channel steel middle positioning device 4-3 includes: a channel steel middle positioning device base 4-3-1, and a middle positioning block 4-3-2 is installed on the channel steel middle positioning device base 4-3-1, which is used for longitudinally positioning the forklift mast channel steel 5 on the left and right on the fixture.

[0030] As Figure 3 shown, the two side pressing devices 4-4 include: symmetrically installed side mounting seats 4-4-1, side oil cylinders 4-4-2 are installed on the side mounting seats 4-4-1, and a clamping block 4-4-3 for clamping the side of the forklift mast channel steel 5 is installed at the output end of the side oil cylinders 4-4-2, which is used for longitudinal positioning and pushing after the forklift mast channel steel 5 is in place.

[0031] As Figure 4As shown in the figure, the upper pressing device 4-5 includes: an upper base 4-5-1, on which a mounting plate 4-5-2 is installed. Symmetrically mounted on the upper part of the mounting plate 4-5-2 are downward pressing oil cylinders 4-5-3. The output ends of the downward pressing oil cylinders 4-5-3 are equipped with a guiding pin 4-5-4 and a pressing block 4-5-5. The guiding pin 4-5-4 is installed on the mounting plate 4-5-2, and the pressing block 4-5-5 is connected to the downward pressing oil cylinder 4-5-3. A guiding hole is provided on the guiding pin 4-5-4, and the output end of the downward pressing oil cylinder 4-5-3 passes through the guiding hole and is connected to the pressing block 4-5-5, which is used for pressing after the workpiece is positioned.

[0032] The working process of the present utility model is as follows:

[0033] The portal frame channel steel enters the hydraulic fixture. The power oil cylinder 2-3 drives the channel steel conveying roller path 2 to rotate, so that the channel steel is conveyed forward. The guiding devices 3 on both sides of the channel steel roughly limit the channel steel entering the roller path from left and right. The workpiece is positioned in the height direction on the channel steel height positioning seat 4-1. When the channel steel reaches the front end of the channel steel front-end positioning device 4-2, after the inductive switch 4-2-7 senses the positioning of the channel steel, the channel steel stops rotating. The sensor of the channel steel front-end positioning device 4-2 gives a signal to the PLC, and the channel steel stops automatic transmission. The PLC gives a signal to the upper pressing device 4-5. After the oil cylinder on the upper pressing device receives the signal, the oil cylinder extends, and the channel steel is respectively pushed tightly towards the channel steel middle positioning device 4-3. After the channel steel is positioned in place, the two-side pressing devices 4-4 act to press the channel steel from left and right. After the pressing is completed, a signal is given to the PLC, and the channel steel front-end positioning device 4-2 drops, and the machine tool starts processing. After the channel steel from left and right is processed, the PLC gives a signal to the channel steel upper pressing device 4-5, and the channel steel upper pressing device 4-5 loosens. Subsequently, the two-side pressing devices 4-4 loosen. Then the PLC gives a signal, and the power oil cylinder 2-3 drives the channel steel conveying roller path 2 to rotate, and the channel steel is output from the hydraulic fixture.

[0034] For channel steels of different sizes, the positioning of channel steels with different width sizes of 14#, 16#, and 18# is achieved by replacing the middle positioning block 4-3-2 in the groove of the channel steel middle positioning device base 4-3-1.

[0035] The present utility model provides a hydraulic fixture for automatic transmission and positioning of forklift portal frame channel steel, which can realize the automatic transmission and positioning of workpieces, hydraulic clamping. The hydraulic fixture for automatic transmission and positioning of channel steel is connected with the processing machine tool platform. The signal transmission between the machine tool and the positioning fixture is realized through the PLC, and the automatic transmission of C-shaped channel steel, JA-shaped channel steel, and JB-shaped channel steel is completed.

[0036] For those skilled in the art, it is obvious that the above specific factual examples are only the preferred solutions of the present utility model. Therefore, any improvements and changes that those skilled in the art may make to some parts of the present utility model still embody the principle of the present utility model and achieve the purpose of the present utility model, and all fall within the scope protected by the present utility model.

Claims

1. An automatic transmission and positioning hydraulic fixture for forklift mast channel steel, characterized in that Comprising: A fixture platform (1) is provided with a plurality of channel steel transfer roller paths (2) thereon. Guide devices (3) are arranged on both sides of the fixture platform (1), and a channel steel positioning device (4) for positioning the forklift mast channel steel (5) is installed on the fixture platform (1).

2. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 1, characterized in that, The channel steel transfer roller path (2) includes: a shaft seat (2-2) installed on the fixture platform (1), a rotating shaft (2-4) is installed on the shaft seat (2-2), a driving roller path (2-1) is sleeved on the rotating shaft (2-4), and a power oil cylinder (2-3) for power transmission is installed at the other end of the rotating shaft (2-4).

3. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 1 or 2, characterized in that, The guide device (3) includes: guide mounting seats (3-1) symmetrically installed on both sides of the fixture platform (1), a mounting shaft (3-2) is vertically installed on the guide mounting seat (3-1), and a rotating body (3-4) is installed on the mounting shaft (3-2) through a bearing (3-3).

4. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 3, wherein A retaining ring (3-5) is installed on the upper side of the bearing (3-3).

5. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 1, characterized in that, The channel steel positioning device (4) includes: a channel steel height positioning seat (4-1) installed in the middle of the fixture platform (1), and an upper end pressing device (4-5) for pressing down the forklift mast channel steel (5) is provided in a matching manner on the upper part of the channel steel height positioning seat (4-1); a channel steel front end positioning device (4-2) is installed at one end of the fixture platform (1), side pressing devices (4-4) are installed on both sides of the fixture platform (1), and a channel steel middle positioning device (4-3) is installed in the middle of both ends of the fixture platform (1).

6. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 1, characterized in that, The channel steel front end positioning device (4-2) includes: a front end positioning oil cylinder (4-2-1), guide sleeves (4-2-2) are installed on both sides of the front end positioning oil cylinder (4-2-1), and guide posts (4-2-3) are installed on the guide sleeves (4-2-2); the output end of the front end positioning oil cylinder (4-2-1) is installed with a T-shaped block (4-2-4), a front end positioning block (4-2-5) is installed on the T-shaped block (4-2-4), and both ends of the bottom surface of the front end positioning block (4-2-5) are connected to the guide posts (4-2-3); a protective cover (4-2-6) is installed on the top of the positioning block (4-2-5), and an induction switch (4-2-7) is installed on the side of the positioning block (4-2-5).

7. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 5, characterized in that, The channel steel middle positioning device (4-3) includes: a channel steel middle positioning device base (4-3-1), and a middle positioning block (4-3-2) is installed on the channel steel middle positioning device base (4-3-1).

8. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 5, characterized in that The side pressing devices (4-4) include: symmetrically installed side mounting seats (4-4-1), side oil cylinders (4-4-2) are installed on the side mounting seats (4-4-1), and clamping blocks (4-4-3) for clamping the side of the forklift mast channel steel (5) are installed at the output ends of the side oil cylinders (4-4-2).

9. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 5, characterized in that, The upper pressing device (4-5) includes: an upper base (4-5-1), on which a mounting plate (4-5-2) is installed, and a downward pressing oil cylinder (4-5-3) is symmetrically installed on the upper part of the mounting plate (4-5-2), and a guide pin (4-5-4) and a pressing block (4-5-5) are installed at the output end of the downward pressing oil cylinder (4-5-3).

10. The automatic transmission and positioning hydraulic fixture for forklift mast channel steel according to claim 9, characterized in that, A guide pin (4-5-4) is installed at the bottom of the mounting plate (4-5-2), a guide hole is provided on the guide pin (4-5-4), and the output end of the downward pressing oil cylinder (4-5-3) passes through the guide hole and is connected to the pressing block (4-5-5).

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