Alignment platform with positioning structure

Abstract

The utility model relates to the technical field of alignment platforms, and discloses an alignment platform with a positioning structure, which comprises a workpiece placing table, a driving device and a bottom plate, and further comprises a first hinge seat, a rotating rod, a pressing plate and a fixing mechanism, the driving device is arranged at the bottom of the workpiece placing table, and the bottom of the driving device is fixedly connected with the bottom plate; a fixing mechanism is arranged outside the bottom plate, a first hinge seat is slidably connected to the interior of the workpiece containing table, a rotating rod is rotatably connected to the interior of the first hinge seat, a pressing plate is fixedly connected to the exterior of the rotating rod, and a workpiece is pressed through the pressing plate to locate the position of the workpiece. The first threaded rod rotates to drive the position of the pressing plate, flexible adjustment is conducted according to the size of a workpiece, the pressing plate is driven by the rotating rod to apply downward pressure, and therefore the pressing plate is matched with the workpiece containing table through the rubber strip to press the workpiece and position the workpiece, and the workpiece is prevented from deviating during alignment.

Description

Technical Field

[0001] The utility model relates to the field of alignment platforms, in particular to an alignment platform with a positioning structure. Background Art

[0002] In many mechanical processing and product production processes, the alignment of workpieces or products is indispensable. Alignment is generally carried out on the corresponding alignment platform. It controls the movement or rotation of the platform plate, so that the product or workpiece on the platform plate can be aligned with the processing tool or other products.

[0003] According to an automatic alignment platform disclosed on the patent website (authorization announcement number: CN 208163560 U), "The present utility model discloses an automatic alignment platform, comprising a square base plate, four rotating assemblies arranged on the upper surface of the square base plate and located at its four corners, drive motors arranged on the four sides of the square base plate and adapted to the four rotating assemblies, and a workpiece table connected to the four rotating assemblies, wherein the rotating assembly includes a block, a connecting block and a turntable, the bottom surface of the block is slidably connected to the base plate via a first guide rail, the upper surface of the block is slidably connected to the connecting block via a second guide rail, the connecting block is connected to the turntable, and the turntable is connected to the workpiece table, the rotating shaft of the drive motor drives the block to slide along the first guide rail via a ball screw, and the nut of the ball screw is fixed to the block. This device has the advantages of small size and high sensitivity."

[0004] In view of the above description, the applicant believes that the following problems exist:

[0005] During use of the utility model, the device drives the turntable to cooperate with the guide rail through the driving motor to adjust the workpiece table, thereby aligning the workpiece on the surface of the workpiece table. However, the design of the workpiece table is simple. When positioning the workpiece, the workpiece is only placed on the surface of the workpiece table, and the workpiece cannot be effectively positioned. This will cause the workpiece on the surface of the workpiece table to slide during adjustment, resulting in the workpiece position offset, affecting the accuracy of alignment. Therefore, it is necessary to improve a positioning platform with a positioning structure to solve the above problems. Utility Model Content

[0006] In order to overcome the problem that the workpiece is only placed on the surface of the workpiece table and cannot be effectively positioned, the workpiece on the surface of the workpiece table will slide during adjustment, resulting in a positional deviation of the workpiece.

[0007] The technical solution of the present utility model is: a positioning platform with a positioning structure, including a workpiece placement table, a driving device and a base plate, and also including a first hinged seat, a rotating rod, a pressure plate and a fixing mechanism. The bottom of the workpiece placement table is provided with a driving device, the bottom of the driving device is fixedly connected to the base plate, and the outside of the base plate is provided with a fixing mechanism. The inside of the workpiece placement table is slidingly connected to the first hinged seat, the inside of the first hinged seat is rotatably connected to the rotating rod, and the outside of the rotating rod is fixedly connected to the pressure plate, which presses the workpiece to position the workpiece.

[0008] Preferably, the rotating nut drives the second threaded rod to rise and fall, and the second threaded rod is clamped at any position by the clamping plate and the base plate, thereby clamping the fixed position, thereby fixing the position of the base plate, thereby fixing the position of the entire device, and preventing the workpiece from shifting and shaking. The first threaded rod is rotated to drive the slider to move, thereby adjusting the position of the pressure plate according to the size of the workpiece, and the torsion spring drives the pressure plate to press down, thereby pressing the workpiece, performing simple positioning of the workpiece, and preventing the workpiece from shifting when the workpiece placement table moves.

[0009] Preferably, the internal rotation connection of the workpiece placement table is connected with a limit ring, the outer side of the limit ring is fixedly connected with an external hexagonal rotating block, the inner side of the limit ring is fixedly connected with a first threaded rod, the external thread of the first threaded rod is connected with a slider, the slider is slidably connected to the inside of the workpiece placement table, the first hinged seat is fixedly connected to the outside of the slider, the outside of the rotating rod is fixedly connected with a connecting plate, a torsion spring is fixedly connected between the connecting plate and the first hinged seat, and a rubber strip is fixedly connected to the bottom of the pressure plate. The position of the pressure plate is adjusted according to the size of the workpiece through the first threaded rod, and the workpiece is positioned by the pressure plate to ensure the accuracy of the positioning.

[0010] Preferably, the workpiece placement table is provided with a sliding groove at the corresponding positions of the slider and the first hinged seat, and the slider and the first hinged seat slide inside the sliding groove. The sliding groove limits the slider to prevent the slider from rotating when the first threaded rod drives the slider to move, so that the slider can be driven to move by the first threaded rod.

[0011] Preferably, four first threaded rods are provided, and the four first threaded rods are symmetrically arranged inside the workpiece placement table. The four pressing plates are connected by four rods, and the four pressing plates can be adjusted separately, so as to be flexibly adjusted according to the size of the workpiece.

[0012] Preferably, the fixing mechanism includes a second hinge seat, the second hinge seat is fixedly connected to the outside of the base plate, the second hinge seat is internally rotatably connected to a rotating plate, the rotating plate is internally rotatably connected to a positioning ring, the top of the positioning ring is fixedly connected to a nut, the internal thread of the nut is connected to a second threaded rod, the second threaded rod is slidably connected to the inside of the rotating plate, the bottom of the second threaded rod is fixedly connected to a splint, the inside of the splint is fixedly connected to a rubber pad, the second threaded rod is driven by the nut, and the splint is driven to rise and fall, so that the corresponding position is clamped by the splint in cooperation with the base plate, thereby fixing the entire device.

[0013] Preferably, the rotating plate has a limiting groove at the corresponding position of the second threaded rod, and the second threaded rod slides inside the limiting groove. The limiting groove allows the second threaded rod to slide inside it and prevents the second threaded rod from rotating, that is, the second threaded rod can be driven to move by the nut.

[0014] Preferably, the rotating plate opens a limiting groove at the corresponding position of the positioning ring, and the positioning ring rotates inside the limiting groove. The positioning ring is connected through the limiting groove to prevent the positioning ring from escaping from the limiting groove and locate the position of the positioning ring.

[0015] Beneficial effects of the utility model:

[0016] 1. The first threaded rod is rotated to drive the position of the pressure plate, which can be flexibly adjusted according to the size of the workpiece. The rotating rod drives the pressure plate to apply a downward pressure, so that the pressure plate presses the workpiece through the rubber strip and the workpiece placement table to position the workpiece and prevent the workpiece from shifting during alignment. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the workpiece placement table of the utility model;

[0019] Figure 3 This is a schematic diagram of the decomposition structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the fixing mechanism structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the exploded structure of the fixing mechanism of the utility model.

[0022] Explanation of the accompanying drawings: 1. Workpiece placement table; 21. Limiting ring; 22. External hexagonal rotating block; 23. First threaded rod; 24. Slider; 25. First hinge seat; 26. Rotating rod; 27. Connecting plate; 28. Torsion spring; 29. ​​Pressure plate; 210. Rubber strip; 31. Second hinge seat; 32. Rotating plate; 33. Positioning ring; 34. Nut; 35. Second threaded rod; 36. Clamp; 37. Rubber pad; 4. Driving device; 5. Base plate. DETAILED DESCRIPTION

[0023] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0024] See also Figure 1-Figure 5 The utility model provides an embodiment: a positioning platform with a positioning structure, including a workpiece placement table 1, a driving device 4 and a base plate 5, and also including a first hinge seat 25, a rotating rod 26, a pressure plate 29 and a fixing mechanism. The bottom of the workpiece placement table 1 is provided with a driving device 4, the bottom of the driving device 4 is fixedly connected to the base plate 5, and the outside of the base plate 5 is provided with a fixing mechanism. The inside of the workpiece placement table 1 is slidably connected to the first hinge seat 25, the inside of the first hinge seat 25 is rotatably connected to the rotating rod 26, and the outside of the rotating rod 26 is fixedly connected to the pressure plate 29. The plate 29 presses the workpiece to position the workpiece, and the rotating nut 34 drives the second threaded rod 35 to rise and fall. The second threaded rod 35 cooperates with the base plate 5 to clamp any position through the clamping plate 36, thereby clamping the fixed position, and fixing the position of the base plate 5, thereby fixing the position of the entire device to prevent the workpiece from shifting and shaking. The first threaded rod 23 is rotated to drive the slider 24 to move, thereby adjusting the position of the pressing plate 29 according to the size of the workpiece, and the torsion spring 28 drives the pressing plate 29 to press down, thereby pressing the workpiece, performing simple positioning of the workpiece, and preventing the workpiece from shifting when the workpiece placement table 1 moves.

[0025] See also Figure 1-Figure 3In this embodiment, the internal rotation connection of the workpiece placement table 1 is connected to a limit ring 21, the outer side of the limit ring 21 is fixedly connected to an external hexagonal rotating block 22, the inner side of the limit ring 21 is fixedly connected to a first threaded rod 23, the outer side of the first threaded rod 23 is threadedly connected to a slider 24, the slider 24 is slidably connected to the inside of the workpiece placement table 1, the first hinge seat 25 is fixedly connected to the outer side of the slider 24, the outer side of the rotating rod 26 is fixedly connected to a connecting plate 27, a torsion spring 28 is fixedly connected between the connecting plate 27 and the first hinge seat 25, and a rubber strip 210 is fixedly connected to the bottom of the pressure plate 29, and the pressure plate 29 is adjusted according to the size of the workpiece through the first threaded rod 23. The workpiece is positioned by the pressure plate 29 to ensure the accuracy of the alignment. The workpiece placement table 1 is provided with a slide groove at the corresponding position of the slider 24 and the first hinge seat 25, and the slider 24 and the first hinge seat 25 slide inside the slide groove. The slider 24 is limited by the slide groove to prevent the slider 24 from rotating when the first threaded rod 23 drives the slider 24 to move, so that the slider 24 can be driven to move by the first threaded rod 23. There are four first threaded rods 23, and the four first threaded rods 23 are symmetrically arranged inside the workpiece placement table 1. The four pressure plates 29 are connected by four, and the four pressure plates 29 can be adjusted respectively, so as to be flexibly adjusted according to the size of the workpiece.

[0026] See also Figure 1 、 Figure 4-Figure 5 In this embodiment, the fixing mechanism includes a second hinge seat 31, which is fixedly connected to the outside of the base plate 5. The second hinge seat 31 is internally rotatably connected to a rotating plate 32, and the rotating plate 32 is internally rotatably connected to a positioning ring 33. The top of the positioning ring 33 is fixedly connected to a nut 34, and the internal thread of the nut 34 is connected to a second threaded rod 35. The second threaded rod 35 is slidably connected to the inside of the rotating plate 32. The bottom of the second threaded rod 35 is fixedly connected to a clamping plate 36, and the inside of the clamping plate 36 is fixedly connected to a rubber pad 37. The second threaded rod 35 is driven by the nut 34 to drive the clamping plate 36 to rise and fall. The clamping plate 36 cooperates with the bottom plate 5 to clamp the corresponding position, thereby fixing the entire device. The rotating plate 32 has a limiting groove at the corresponding position of the second threaded rod 35, and the second threaded rod 35 slides inside the limiting groove. The second threaded rod 35 can slide inside it through the limiting groove and prevent the second threaded rod 35 from rotating. The second threaded rod 35 can be driven to move by the nut 34. The rotating plate 32 has a limiting groove at the corresponding position of the positioning ring 33, and the positioning ring 33 rotates inside the limiting groove and is connected to the positioning ring 33 through the limiting groove to prevent the positioning ring 33 from being separated from the limiting groove and positioning the positioning ring 33.

[0027] When working, the clamping plate 36 and the base plate 5 are aligned to the position where they need to be fixed, and the nut 34 is twisted. The nut 34 is positioned through the positioning ring 33, and the nut 34 drives the second threaded rod 35, and the second threaded rod 35 drives the clamping plate 36, and the clamping plate 36 cooperates with the base plate 5 to clamp the fixed position through the rubber pad 37, thereby fixing the position of the base plate 5, and the rotating plate 32 can be rotated inside the second hinge seat 31, and the angle of the rotating plate 32 and the clamping plate 36 is twisted. The outer hexagonal rotating block 22 drives the limiting ring 21, the limiting ring 21 drives the first threaded rod 23, the first threaded rod 23 drives the slider 24, the slider 24 drives the first hinge seat 25, and the first hinge seat 25 drives the pressure plate 29 to adjust the position, and the workpiece is placed between the pressure plate 29 and the workpiece placement table 1, the torsion spring 28 drives the connecting plate 27, the connecting plate 27 drives the rotating rod 26, the rotating rod 26 drives the pressure plate 29, and the pressure plate 29 drives the rubber strip 210, so that the rubber strip 210 is pressed on the surface of the workpiece to position the workpiece.

[0028] Through the above steps, the pressure plate 29 cooperates with the workpiece placement table 1 to press the workpiece through the rubber strip 210 to position the workpiece, so as to solve the problem that the workpiece is only placed on the surface of the workpiece table and cannot be effectively positioned, which will cause the workpiece on the surface of the workpiece table to slide during adjustment, resulting in the workpiece position offset.

Claims

1. A positioning platform with a positioning structure, comprising a workpiece placement platform (1), a driving device (4) and a base plate (5), characterized in that: The invention also includes a first hinge seat (25), a rotating rod (26), a pressure plate (29) and a fixing mechanism. The bottom of the workpiece placement platform (1) is provided with a driving device (4), the bottom of the driving device (4) is fixedly connected to the bottom plate (5), the outside of the bottom plate (5) is provided with a fixing mechanism, the inside of the workpiece placement platform (1) is slidably connected to the first hinge seat (25), the inside of the first hinge seat (25) is rotatably connected to the rotating rod (26), the outside of the rotating rod (26) is fixedly connected to the pressure plate (29), and the workpiece is pressed by the pressure plate (29) to locate the position of the workpiece.

2. The alignment platform with a positioning structure according to claim 1, characterized in that: The workpiece placement platform (1) is internally rotatably connected to a limiting ring (21), the outer side of the limiting ring (21) is fixedly connected to an outer hexagonal rotating block (22), the inner side of the limiting ring (21) is fixedly connected to a first threaded rod (23), the outer thread of the first threaded rod (23) is connected to a slider (24), the slider (24) is slidably connected to the inside of the workpiece placement platform (1), the first hinge seat (25) is fixedly connected to the outer side of the slider (24), the outer side of the rotating rod (26) is fixedly connected to a connecting plate (27), a torsion spring (28) is fixedly connected between the connecting plate (27) and the first hinge seat (25), and the bottom of the pressure plate (29) is fixedly connected to a rubber strip (210).

3. The alignment platform with a positioning structure according to claim 2, characterized in that: The workpiece placement platform (1) is provided with a sliding groove at the corresponding position of the slider (24) and the first hinge seat (25), and the slider (24) and the first hinge seat (25) slide inside the sliding groove.

4. The alignment platform with a positioning structure according to claim 2, characterized in that: Four first threaded rods (23) are provided, and the four first threaded rods (23) are symmetrically arranged inside the workpiece placement platform (1).

5. The alignment platform with a positioning structure according to claim 1, characterized in that: The fixing mechanism includes a second hinge seat (31), the second hinge seat (31) is fixedly connected to the outside of the base plate (5), the interior of the second hinge seat (31) is rotatably connected to a rotating plate (32), the interior of the rotating plate (32) is rotatably connected to a positioning ring (33), the top of the positioning ring (33) is fixedly connected to a nut (34), the interior of the nut (34) is threadedly connected to a second threaded rod (35), the second threaded rod (35) is slidably connected to the interior of the rotating plate (32), the bottom of the second threaded rod (35) is fixedly connected to a clamping plate (36), and the interior of the clamping plate (36) is fixedly connected to a rubber pad (37).

6. The alignment platform with a positioning structure according to claim 5, characterized in that: The rotating plate (32) is provided with a limiting groove at a position corresponding to the second threaded rod (35), and the second threaded rod (35) slides inside the limiting groove.

7. The alignment platform with a positioning structure according to claim 5, characterized in that: The rotating plate (32) is provided with a limiting groove at a corresponding position of the positioning ring (33), and the positioning ring (33) rotates inside the limiting groove.

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