Workpiece feeding and discharging lifting device

Abstract

The utility model relates to the technical field of workpiece feeding and discharging, and discloses a workpiece feeding and discharging lifting device which comprises a supporting frame, a lifting mechanism is arranged on the supporting frame, the lifting mechanism comprises a lifting platform, supporting blocks are arranged on the two sides of the lifting platform, a lifting groove is formed in one side of each supporting block, and the supporting blocks are arranged in the lifting groove. And a rack is fixedly mounted on the inner wall of the lifting groove. The output end of the two-way motor drives the fixedly connected rotating shaft to rotate and drives the bevel gear suite to rotate, the rotating rod and the gear fixedly arranged on the outer wall of the rotating rod in a sleeving mode are driven to rotate under the action of two transmission connections which are connected in a meshed mode, and due to the meshing connection action of the gear and the rack, the transmission efficiency is improved. And one end of a limiting block is slidably connected to the inner wall of a limiting groove, the limiting purpose is achieved, and the lifting stability of the lifting platform is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece loading and unloading, in particular to a workpiece loading and unloading lifting device. Background Art

[0002] Workpiece refers to the object to be processed during machining. It can be a single part or a combination of several parts fixed together. There are many ways to process a workpiece, including turning, milling, planing, grinding, casting, forging, etc. The processing procedures of the workpiece also change with the change of the processing method.

[0003] According to the Chinese patent announcement number CN213011754U, the utility model relates to the technical field of lifting devices, and discloses a workpiece lifting mechanical device, including a vertical plate and a bottom plate, the vertical plate is fixedly connected to the middle of the upper surface of the bottom plate, a bearing plate is provided on the right side of the vertical plate, a movable plate is fixedly connected to the left side of the bearing plate, a slider 1 is fixedly connected to the left side of the bearing plate, a slide groove is provided at the position corresponding to the slider 1 on the right side of the vertical plate, the slider 1 is slidably connected to the slide groove on the right side of the vertical plate, and a pressure plate is provided at both ends of the upper surface of the bearing plate. The utility model slides and connects the slide groove on the right side of the vertical plate through the slider 1 on the left side of the movable plate, and the shape of the slider 1 is a trapezoid, so that it can fully contact with the slide groove on the vertical plate and will not fall off, so that the movable plate can always keep close contact with the vertical plate, so that the bearing plate can be very stable when rising, and will not shake, but: the above-mentioned device is not provided with a good lifting mechanism, and when the workpiece is lifted, it is easy to be lifted and lowered unstable, which makes the efficiency low and the operation inconvenient, and cannot meet the needs of modern industrial production. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a workpiece loading and unloading lifting device.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a workpiece loading and unloading lifting device includes a support frame, a lifting mechanism is arranged on the support frame, the lifting mechanism includes a lifting platform, support blocks are arranged on both sides of the lifting platform, a lifting groove is opened on one side of the support block, a rack is fixedly installed on the inner wall of the lifting groove, a gear is meshed and connected to the outer wall of the rack, a positioning plate is fixedly installed on the top of the lifting platform, a rotating rod is rotatably connected to the positioning plate through a bearing, and the gear is fixedly sleeved on the outer wall of one end of the rotating rod.

[0008] Preferably, the lifting platform is further provided with a fixing mechanism, the fixing mechanism comprising a support plate, the support plate is fixedly mounted on the lifting platform, and a hydraulic rod is fixedly mounted on one side of the support plate. According to this preference, the hydraulic rod fixedly mounted on one side of the support plate can be started.

[0009] Preferably, the fixing mechanism further comprises a fixing plate, and the fixing plate is fixedly connected to the inner rod of the hydraulic rod. According to this preference, the inner rod of the hydraulic rod pushes the fixing plate to move, and the fixing plate can clamp and fix the material.

[0010] Preferably, a bidirectional motor is fixedly mounted on the lifting platform, and a rotating shaft is fixedly connected to the output end of the bidirectional motor. According to this preference, by starting the bidirectional motor, the output end of the bidirectional motor drives the fixedly connected rotating shaft to rotate.

[0011] Preferably, the outer wall fixed sleeve of the rotating shaft is provided with a helical gear set, and another helical gear fixed sleeve of the helical gear set is arranged on the outer wall of the other end of the rotating rod. According to this preference, the helical gear set rotates, and the rotating rod is driven to rotate by the two mutually meshing transmission connections.

[0012] Preferably, the support block is further provided with a limit slot, and limit blocks are fixedly installed on both sides of the lifting platform, and one end of the limit block is slidably connected to the inner wall of the limit slot. Through this preference, one end of the limit block is slidably connected to the inner wall of the limit slot, thereby achieving the purpose of limiting and ensuring the stability of the lifting platform.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a workpiece loading and unloading lifting device, which has the following beneficial effects:

[0015] 1. This workpiece loading and unloading lifting device, through the cooperation of a lifting platform, a rack, a gear, a rotating rod, a bidirectional motor, a rotating shaft, a bevel gear kit, a limit slot, and a limit block, the output end of the bidirectional motor drives the fixedly connected rotating shaft to rotate, thereby driving the bevel gear kit to rotate, and through the action of two mutually meshing transmission connections, the rotating rod and the gear fixedly mounted on the outer wall of the rotating rod are driven to rotate, due to the meshing connection between the gear and the rack, the lifting platform is driven to rise and fall, and one end of the limit block is slidably connected to the inner wall of the limit slot, thereby achieving the purpose of limiting and ensuring the stability of the lifting platform.

[0016] 2. This workpiece loading and unloading lifting device, through the cooperation of the support plate, hydraulic rod and fixed plate, starts the hydraulic rod fixed on one side of the support plate, so that the inner rod of the hydraulic rod pushes the fixed plate to move. The fixed plate can clamp and fix the material to avoid large shaking during the lifting process, so as to facilitate subsequent lifting and transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the back structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the partial structure of the side section of the utility model.

[0021] In the figure: 1. support frame; 21. lifting mechanism; 211. lifting platform; 212. support block; 213. rack; 214. gear; 215. rotating rod; 31. fixing mechanism; 311. support plate; 312. hydraulic rod; 313. fixing plate; 4. bidirectional motor; 5. rotating shaft; 6. bevel gear kit; 7. limit slot; 8. limit block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Example 1

[0024] like Figure 1-3As shown, the utility model provides a workpiece loading and unloading lifting device including a support frame 1, a lifting mechanism 21 is arranged on the support frame 1, the lifting mechanism 21 includes a lifting platform 211, support blocks 212 are arranged on both sides of the lifting platform 211, a lifting groove is opened on one side of the support block 212, a rack 213 is fixedly installed on the inner wall of the lifting groove, a gear 214 is meshed and connected to the outer wall of the rack 213, a positioning plate is fixedly installed on the top of the lifting platform 211, a rotating rod 215 is rotatably connected to the positioning plate through a bearing, the gear 214 is fixedly sleeved on the outer wall of one end of the rotating rod 215, a bidirectional motor 4 is also fixedly installed on the lifting platform 211, and a rotating shaft 5 is fixedly connected to the output end of the bidirectional motor 4. A bevel gear set 6 is fixedly sleeved on the outer wall of the rotating shaft 5. When the rotating shaft 5 rotates, the bevel gear set 6 fixedly sleeved on the outer wall of the rotating shaft 5 is driven to rotate. Another bevel gear in the bevel gear set 6 is fixedly sleeved on the outer wall of the other end of the rotating rod 215. When the bevel gear set 6 rotates, the rotating rod 215 is driven to rotate through the action of two mutually meshing transmission connections. A limiting groove 7 is also provided on the support block 212. Limiting blocks 8 are fixedly installed on both sides of the lifting platform 211. One end of the limiting block 8 is slidably connected to the inner wall of the limiting groove 7, and one end of the limiting block 8 is slidably connected to the inner wall of the limiting groove 7, thereby achieving the purpose of limiting and ensuring the stability of the lifting platform 211.

[0025] In this embodiment, after the material is fixed, the bidirectional motor 4 is started, so that the output end of the bidirectional motor 4 drives the fixedly connected rotating shaft 5 to rotate, thereby driving the bevel gear set 6 fixedly mounted on the outer wall of the rotating shaft 5 to rotate, and through the action of two mutually meshing transmission connections, the rotating rod 215 is driven to rotate, thereby driving the gear 214 fixedly mounted on the outer wall of the rotating rod 215 to rotate, due to the meshing connection between the gear 214 and the rack 213, the lifting platform 211 is driven to rise and fall, so that one end of the limit block 8 is slidably connected to the inner wall of the limit groove 7, thereby achieving the purpose of limiting and ensuring the stability of the lifting platform 211.

[0026] Example 2

[0027] like Figure 1-3 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a fixing mechanism 31 is also provided on the lifting platform 211, and the fixing mechanism 31 includes a support plate 311, and the support plate 311 is fixedly installed on the lifting platform 211, and a hydraulic rod 312 is fixedly installed on one side of the support plate 311. The fixing mechanism 31 also includes a fixing plate 313, and the fixing plate 313 is fixedly connected to the inner rod of the hydraulic rod 312. The inner rod of the hydraulic rod 312 pushes the fixing plate 313 to move, and the fixing plate 313 can clamp and fix the material to avoid large shaking during the lifting process.

[0028] In this embodiment, the material to be lifted and transported is placed on the lifting platform 211, and then the hydraulic rod 312 fixedly installed on one side of the support plate 311 is started, so that the inner rod of the hydraulic rod 312 pushes the fixed plate 313 to move. The fixed plate 313 can clamp and fix the material to avoid large shaking during the lifting process, so as to facilitate subsequent lifting and transportation.

[0029] The working principle of this workpiece loading and unloading lifting device is described in detail below.

[0030] like Figure 1-3 As shown, when in use, the material to be lifted and transported is placed on the lifting platform 211, and then the hydraulic rod 312 fixedly installed on one side of the support plate 311 is started, so that the inner rod of the hydraulic rod 312 pushes the fixed plate 313 to move, and the fixed plate 313 can clamp and fix the material to avoid large-scale shaking during the lifting process, so as to facilitate subsequent lifting and transportation. After the material is fixed, the bidirectional motor 4 is started, so that the output end of the bidirectional motor 4 drives the fixedly connected rotating shaft 5 to rotate, thereby driving the bevel gear set 6 fixedly sleeved on the outer wall of the rotating shaft 5 to rotate, and through the action of two mutually meshing transmission connections, the driving rotating rod 215 is rotated, thereby driving the gear 214 fixedly sleeved on the outer wall of the rotating rod 215 to rotate, due to the meshing connection between the gear 214 and the rack 213, the lifting platform 211 is driven to lift, so that one end of the limit block 8 is slidably connected to the inner wall of the limit slot 7, thereby achieving the purpose of limiting, and ensuring the stability of the lifting platform 211.

Claims

1. A workpiece loading and unloading lifting device, comprising a support frame (1), characterized in that: The support frame (1) is provided with a lifting mechanism (21), the lifting mechanism (21) comprising a lifting platform (211), support blocks (212) are provided on both sides of the lifting platform (211), a lifting groove is provided on one side of the support block (212), a rack (213) is fixedly mounted on the inner wall of the lifting groove, a gear (214) is meshedly connected to the outer wall of the rack (213), a positioning plate is fixedly mounted on the top of the lifting platform (211), a rotating rod (215) is rotatably connected to the positioning plate via a bearing, and the gear (214) is fixedly sleeved on the outer wall of one end of the rotating rod (215).

2. A workpiece loading and unloading lifting device according to claim 1, characterized in that: The lifting platform (211) is also provided with a fixing mechanism (31), and the fixing mechanism (31) comprises a support plate (311). The support plate (311) is fixedly mounted on the lifting platform (211), and a hydraulic rod (312) is fixedly mounted on one side of the support plate (311).

3. A workpiece loading and unloading lifting device according to claim 2, characterized in that: The fixing mechanism (31) further comprises a fixing plate (313), wherein the fixing plate (313) is fixedly connected to the inner rod of the hydraulic rod (312).

4. A workpiece loading and unloading lifting device according to claim 1, characterized in that: A bidirectional motor (4) is also fixedly mounted on the lifting platform (211), and a rotating shaft (5) is fixedly connected to the output end of the bidirectional motor (4).

5. A workpiece loading and unloading lifting device according to claim 4, characterized in that: A bevel gear set (6) is fixedly sleeved on the outer wall of the rotating shaft (5), and another bevel gear fixed sleeve in the bevel gear set (6) is arranged on the outer wall of the other end of the rotating rod (215).

6. A workpiece loading and unloading lifting device according to claim 1, characterized in that: The support block (212) is also provided with a limit groove (7), and limit blocks (8) are fixedly installed on both sides of the lifting platform (211), and one end of the limit block (8) is slidably connected to the inner wall of the limit groove (7).

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