Transfer lifting device for production

Abstract

The utility model relates to negative pressure lifting equipment, in particular to a transfer lifting device for production, which comprises a lifting air pipe, an operation box, a negative pressure operation handle and a sucker component, a lifting lug is fixedly mounted on the lifting air pipe, the operation box is fixedly mounted at the bottom of the lifting air pipe, and the negative pressure operation handle comprises a handle mounting seat. The handle mounting seat is fixed to one end of the operation box, the suction cup assembly is mounted at the bottom of the operation box and comprises a positioning support, an adjusting assembly and a plurality of mounting sliding blocks, the positioning support is provided with a plurality of sliding grooves in the radial direction of the positioning support, and one mounting sliding block is slidably mounted in each sliding groove. The negative pressure suction cups at the bottoms of the multiple sets of installation sliding blocks are operated through the negative pressure operation handle to conduct adsorption or loosening, and the multiple sets of negative pressure suction cups can be adjusted along with sliding of the installation sliding blocks and are used for being matched with the size of an actual fixed workpiece.

Description

Technical Field

[0001] The utility model relates to a negative pressure lifting device, in particular to a transfer hoist for production. Background Art

[0002] Transfer hoists often adopt corresponding clamping methods according to the specifications of the transferred components. Among them, the vacuum adsorption specification is widely used as a fast, safe and convenient transfer method. Using the vacuum adsorption principle, a vacuum pump or a vacuum blower is used as the vacuum source to generate a vacuum at the suction cup end, so as to firmly suck up various workpieces and transport the workpieces to the designated position through a rotatable robotic arm.

[0003] When the existing vacuum transfer hoist is in use, the suction cups of the negative pressure components on it are often fixedly arranged and cannot be adjusted according to the specifications of the actual transferred components during use. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a transfer hoist for production, which is used to solve the problem that when the existing vacuum transfer hoist is in use, the suction cups of the negative pressure components on it are often fixedly arranged and cannot be adjusted according to the specifications of the actual transferred components during use.

[0005] To achieve the above purpose, the utility model provides a transfer hoist for production, including:

[0006] A lifting air pipe, on which a lifting lug is fixedly installed, a one-way valve is installed at the top of the lifting air pipe, and the one-way valve is communicated with a corresponding negative pressure main pipe;

[0007] An operation box, which is fixedly installed at the bottom of the lifting air pipe;

[0008] A negative pressure operation handle, including a handle mounting seat, the handle mounting seat is fixed at one end of the operation box, an operation handle is arranged at the left end of the handle mounting seat, a suction / discharge lever is arranged above the handle mounting seat, the suction / discharge lever is composed of a long rod arranged in the horizontal direction and a short rod arranged at an obtuse angle to the long rod, the top end of the short rod of the suction / discharge lever is connected to the inside of the operation box, and the middle part of the long rod of the suction / discharge lever is connected to the long side of the operation handle through a connecting rod;

[0009] The suction cup assembly is installed at the bottom of the operating box, and includes a positioning bracket, an adjustment assembly and multiple groups of mounting slide blocks. The positioning bracket has multiple groups of sliding grooves along its radial direction, and a group of mounting slide blocks are slidably installed in each group of sliding grooves. Multiple groups of negative pressure suction cups are installed at the bottom of each group of mounting slide blocks. The multiple groups of mounting slide blocks are connected to the inside of the lifting air pipe through negative pressure branches. The adjustment assembly includes multiple groups of driving screws, which are rotatably installed in the corresponding sliding grooves and form a spiral transmission with the corresponding mounting slide blocks. The near ends of the multiple groups of driving screws are connected to the driving spindles in the operating box through bevel gear groups, and the driving spindles are connected to the power spindles in the operating box.

[0010] As a further solution of the utility model, the positioning bracket is a cross structure, on which four groups of mounting slide blocks are slidably mounted.

[0011] As a further solution of the utility model, the bevel gear set includes a driving bevel gear and multiple sets of transmission bevel gears. The driving bevel gear is coaxially installed on the driving main shaft, and the multiple sets of transmission bevel gears are coaxially installed on the corresponding driving screw ends and meshed with the driving bevel gear.

[0012] As a further solution of the utility model, the power spindle is horizontally rotatably connected in the operating box, one end of the power spindle extends out of the operating box, and a handle is installed at the end.

[0013] As a further solution of the utility model, a transmission worm gear is coaxially fixed on the driving main shaft, and the transmission worm gear is drivingly connected to the transmission worm on the power main shaft.

[0014] Compared with the prior art, the utility model designs a lifting air pipe, an operating box, a negative pressure operating handle and a suction cup assembly. A lifting ear is fixedly installed on the lifting air pipe and can be connected to a hanging mechanical arm. The utility model operates the lifting air pipe to work under negative pressure through the negative pressure operating handle, so that multiple groups of negative pressure suction cups at the bottom of the mounting slide block can be adsorbed or relaxed, and the multiple groups of negative pressure suction cups can be adjusted with the sliding of the mounting slide block to adapt to the size of the actual fixed workpiece, which solves the problem that the suction cup of the negative pressure assembly of the existing vacuum transfer suction lifting machine is often fixed when in use, and cannot be adjusted according to the specifications of the actual transfer components when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic structural diagram of a production transfer hoist.

[0016] Figure 2 This is a structural diagram of the temporal part of the operating box in the utility model.

[0017] Figure 3 It is a bottom schematic diagram of the suction cup assembly in the utility model.

[0018] In the attached drawings: 1. lifting air pipe; 2. lifting ear; 3. negative pressure main pipe; 4. operating box; 5. negative pressure branch pipe; 6. positioning bracket; 7. mounting slide block; 8. negative pressure suction cup; 9. suction release lever; 10. operating handle; 12. handle mounting seat; 13. power spindle; 1301, transmission worm; 14. handle; 15. driving spindle; 1501, transmission worm gear; 16. driving bevel gear; 17. driving bevel gear; 18. driving screw. DETAILED DESCRIPTION

[0019] The technical solution of the utility model is further described in detail below in conjunction with specific implementation methods.

[0020] like Figures 1 to 3 As shown, in an embodiment of the utility model, a production transport hoist comprises a lifting air pipe 1, on which a lifting ear 2 is fixedly mounted, a one-way valve is mounted on the top of the lifting air pipe 1, and the one-way valve is communicated with the corresponding negative pressure main pipe 3; an operating box 4 is fixedly mounted on the bottom of the lifting air pipe 1; a negative pressure operating handle 1410 comprises a handle 14 mounting seat 12, the handle 14 mounting seat 12 is fixed to one end of the operating box 4, the left end of the handle 14 mounting seat 12 is provided with an operating handle 1410, and a suction release lever 9 is arranged above the handle 14 mounting seat 12, the suction release lever 9 is composed of a long rod arranged in the horizontal direction and a short rod arranged at an obtuse angle to the long rod, the top end of the short rod of the suction release lever 9 is connected to the inside of the operating box 4, and the middle part of the long rod of the suction release lever 9 is connected to the inside of the operating box 4. The connecting rod is connected to the long side of the operating handle 1410; the suction cup assembly is installed at the bottom of the operating box 4, including a positioning bracket 6, an adjustment assembly and multiple groups of mounting slide blocks 7, the positioning bracket 6 has multiple groups of sliding grooves along its radial direction, and a group of mounting slide blocks 7 are slidably installed in each group of sliding grooves, and multiple groups of negative pressure suction cups 8 are installed at the bottom of each group of mounting slide blocks 7, and multiple groups of mounting slide blocks 7 are connected to the inside of the lifting air pipe 1 through the negative pressure branch pipe 5. The adjustment assembly includes multiple groups of driving screws 18, which are rotatably installed in the corresponding sliding grooves and form a spiral transmission with the corresponding mounting slide blocks 7. The near ends of the multiple groups of driving screws 18 are connected to the driving spindle 15 in the operating box 4 through a bevel gear set, and the driving spindle 15 is connected to the power spindle 13 in the operating box 4;

[0021] Specifically, the main body of the utility model adopts an air pipe connection, which can adjust the no-load and load pressures, and the workpiece is more labor-saving to carry. The lifting and transfer handling are controlled by the suction release lever 9 and the operating handle 1410. When releasing, the negative pressure of the suction cup assembly and the packaging box (bag) is released by operating the suction release lever 9 and the operating handle 1410, and the negative pressure is released naturally;

[0022] Further, before suction, by rotating the power main shaft 13, the drive main shaft 15 is driven to rotate. Through the bevel gear set, multiple drive lead screws 18 are driven to rotate. Through screw thread transmission, multiple mounting sliders 7 are driven to linearly move along the sliding grooves, so as to adjust the positions of multiple negative pressure suction cups 8.

[0023] As Figure 3 shown, in the embodiment of the present utility model, the positioning bracket 6 is of a cross structure, on which four mounting sliders 7 are slidably mounted, and thus four negative pressure suction cups 8 are correspondingly provided. Actually, the positioning bracket 6 can also be modified into a corresponding structure according to actual design requirements, such as a linear structure, etc.

[0024] As Figure 2 and Figure 3 shown, in the embodiment of the present utility model, the bevel gear set includes a driving bevel gear 16 and multiple transmission bevel gears 17. The driving bevel gear 16 is coaxially mounted on the drive main shaft 15. Multiple transmission bevel gears 17 are coaxially mounted at the ends of the corresponding drive lead screws 18 and are meshed and connected with the driving bevel gear 16. In the present utility model, by driving the drive main shaft 15 to rotate, with the cooperation of the driving bevel gear 16 and multiple transmission bevel gears 17 in transmission meshing, multiple drive lead screws 18 are driven to rotate synchronously;

[0025] Further, the power main shaft 13 is horizontally rotatably connected in the operation box 4, one end of which extends out of the operation box 4, and a handle 14 is mounted at the end. A transmission worm gear 1501 is coaxially fixed on the drive main shaft 15, and the transmission worm gear 1501 is in transmission connection with a transmission worm 1301 on the power main shaft 13. In the present utility model, the power main shaft 13 can be driven to rotate by manually driving the handle 14, and the drive main shaft 15 is driven to rotate by the transmission connection between the transmission worm 1301 and the transmission worm gear 1501. The present utility model preferably uses human power as the driving force.

[0026] To sum up, the present utility model designs a lifting air pipe 1, an operation box 4, a negative pressure operation handle 1410 and a suction cup assembly. A lifting lug 2 is fixedly mounted on the lifting air pipe 1 and can be connected with a hanging robotic arm. The present utility model operates the lifting air pipe 1 to work under negative pressure through the negative pressure operation handle 1410, so that the negative pressure suction cups 8 at the bottoms of multiple mounting sliders 7 adsorb or relax, and the multiple negative pressure suction cups 8 can be adjusted along with the sliding of the mounting sliders 7 to adapt to the size of the actual fixed workpiece, solving the problem that in the existing vacuum transfer and lifting machine, the suction cups of the negative pressure assembly thereon are often fixedly arranged and cannot be adjusted correspondingly according to the specifications of the actual transferred components during use.

[0027] The above describes in detail the preferred embodiments of the present utility model. However, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge of those of ordinary skill in the art.

Claims

1. A transfer and lifting device for production, characterized in that, include: A lifting air pipe, on which a lifting lug is fixedly installed, a one-way valve is installed on the top of the lifting air pipe, and the one-way valve is connected to the corresponding negative pressure main pipe; The operation box is fixedly installed at the bottom of the lifting air pipe; The negative pressure operating handle comprises a handle mounting seat, the handle mounting seat is fixed at one end of the operating box, the operating handle is arranged at the left end of the handle mounting seat, a suction release lever is arranged above the handle mounting seat, the suction release lever is composed of a long rod arranged in a horizontal direction and a short rod arranged at an obtuse angle to the long rod, the top end of the short rod of the suction release lever is connected to the inside of the operating box, and the middle part of the long rod of the suction release lever is connected to the long side of the operating handle through a connecting rod; The suction cup assembly is installed at the bottom of the operating box, and includes a positioning bracket, an adjustment assembly and multiple groups of mounting slide blocks. The positioning bracket has multiple groups of sliding grooves along its radial direction, and a group of mounting slide blocks are slidably installed in each group of sliding grooves. Multiple groups of negative pressure suction cups are installed at the bottom of each group of mounting slide blocks. The multiple groups of mounting slide blocks are connected to the inside of the lifting air pipe through negative pressure branches. The adjustment assembly includes multiple groups of driving screws, which are rotatably installed in the corresponding sliding grooves and form a spiral transmission with the corresponding mounting slide blocks. The near ends of the multiple groups of driving screws are connected to the driving spindles in the operating box through bevel gear groups, and the driving spindles are connected to the power spindles in the operating box.

2. The transfer and lifting device for production according to claim 1, wherein, The positioning bracket is a cross structure, on which four groups of mounting slide blocks are slidably mounted.

3. The transfer and lifting device for production according to claim 1, characterized in that, The bevel gear set includes a driving bevel gear and multiple sets of transmission bevel gears. The driving bevel gear is coaxially mounted on the driving main shaft, and the multiple sets of transmission bevel gears are coaxially mounted on the ends of the corresponding driving screw rods and meshed with the driving bevel gear.

4. A transfer and lifting device for production according to claim 1, characterized in that The power main shaft is horizontally rotatably connected in the operating box, one end of the power main shaft extends out of the operating box, and a handle is installed at the end.

5. The transfer and lifting device for production according to claim 4, characterized in that, A transmission worm gear is coaxially fixed on the driving main shaft, and the transmission worm gear is drivingly connected to the transmission worm on the power main shaft.

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