Hardware product drilling automatic positioning device

Abstract

The utility model discloses an automatic positioning device for drilling of hardware products, which relates to the technical field of hardware processing and comprises a supporting frame, a central groove is formed in the middle of the top of the supporting frame, a supporting table is inserted into the inner wall of the central groove, and supporting columns distributed at equal intervals are fixed to the middle of the inner wall of the bottom of the supporting frame. And a fixing disc is fixed to the top of the supporting column, a pressure sensor is fixedly installed between the middle position of the fixing disc and the middle position of the bottom of the supporting table, and supporting springs which are annularly distributed at equal intervals are fixedly installed at the top of the fixing disc and the bottom of the supporting table. According to the drilling positioning device, the effect of pressing and clamping the hardware product from the side is achieved, the drilling area of the hardware product is prevented from being occupied, the hardware products of different shapes can be positioned and clamped, the automatic positioning performance is achieved, the clamping head is made to fully extrude the surface of the hardware product, and the clamping and fixing performance of the whole drilling positioning device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hardware processing, in particular to an automatic positioning device for drilling holes in hardware products. Background Art

[0002] Hardware products are auxiliary and accessory products used in daily life and industrial production. In the early days, they were mostly made of metal materials such as gold, silver, copper, iron, and tin. Now, in addition to various metal materials, non-metal materials such as plastic and fiberglass are also widely used. When drilling holes in hardware products, the hardware products need to be fixed and positioned on the drilling machine.

[0003] After searching, the patent publication number is CN216227077U, which is a hardware processing drilling fixture, and relates to the field of hardware processing technology. The utility model includes a base, the top surface of the base is provided with two strip grooves, a moving block is slidably connected in the strip groove, a moving mechanism is arranged between the moving block and the side wall of the strip groove, the top surface of the moving block is hollow, and the top surface of the moving block is slidably matched with a telescopic plate, and a positioning mechanism is arranged between the telescopic plate and the moving block.

[0004] In the process of implementing the above solution, it was found that the following problems in the prior art have not been well solved: the method of applying pressure and clamping the hardware products from above in the prior art will occupy the area of ​​the top surface of the hardware products, thereby affecting the drilling operation of the drilling equipment on different areas of the top surface of the hardware products. Therefore, it is urgent to design an automatic positioning device for drilling hardware products to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and propose an automatic positioning device for drilling hardware products. Its advantages are that it can achieve the effect of applying pressure and clamping the hardware products from the side, avoiding occupying the drilling area of ​​the hardware products, and can also position and clamp hardware products of different shapes to achieve automatic positioning performance.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A hardware product drilling automatic positioning device comprises a support frame, a center groove is provided at the middle position of the top of the support frame, and a support platform is inserted into the inner wall of the center groove, support columns with equal distances are fixed at the middle position of the bottom inner wall of the support frame, and a fixed plate is fixed at the top of the support column, a pressure sensor is fixedly installed between the middle position of the fixed plate and the middle position of the bottom of the support platform, support springs with equal distances and annular distribution are fixedly installed at the top of the fixed plate and the bottom of the support platform, clamping seats are slidably provided at both ends of the top of the support frame, and extension springs are provided at the bottom of the two clamping seats. The component comprises an air cavity inside the clamping seat, and a booster component is arranged between the two air cavities, a plurality of rows of movable grooves with equal distances are arranged on the inner wall of one side of the air cavity, and inlet and outlet holes are arranged between the middle position of one end of the movable groove and the outer wall of one side of the clamping seat, the inner walls of the inlet and outlet holes are plugged with clamping rods, a movable disk plugged into the movable groove is fixed at one end of the clamping rod, an annular groove is arranged on the outer wall of the movable disk, and a sealing gasket is arranged on the inner wall of the annular groove, the sealing gasket is fitted on the circumferential inner wall of the movable groove, and a buffer spring is fixedly installed on one side of the movable disk and the inner wall of the other side of the air cavity.

[0008] Through the above technical solution: it is possible to apply pressure and clamp the hardware products from the side to avoid occupying the drilling area of ​​the hardware products, and it is also possible to position and clamp the hardware products of different shapes.

[0009] The utility model is further configured such that the extension component includes mounting holes opened at both ends of the support frame, and the inner walls of the mounting holes are rotatably connected to a bidirectional screw through a pin shaft, a forward and reverse motor for driving the bidirectional screw to rotate is fixedly installed on the outer wall of one end of the support frame, guide grooves are opened at the middle positions of both ends of the top of the support frame, and both ends of the outer wall of the bidirectional screw are threaded with movable sleeves inserted in the guide grooves, and the top of the movable sleeve is fixedly connected to the bottom of the clamping seat.

[0010] Through the above technical solution: it is convenient to adjust the distance between the two clamping seats and realize the automatic positioning function.

[0011] The utility model is further configured such that the boosting assembly includes a connecting pipe fixed at one end of the air cavity, and the same hose is fixedly installed at one end of the two connecting pipes, a boosting pump is fixedly installed at the middle position of the other end of the support frame, and a boosting pipe is fixedly installed between one end of the boosting pump and the middle position of the hose, a valve is fixedly installed on the boosting pipe, and the forward and reverse motors, the boosting pump and the pressure sensor are connected to the PLC device through wires.

[0012] Through the above technical solution: under the action of pressure, the clamping head is fully pressed against the surface of the hardware product, making the clamping process of the entire drilling positioning device more stable.

[0013] The utility model is further configured that an inspection opening is opened on one side of the support frame, and a door body is fixedly installed on the inner wall of the inspection opening.

[0014] Through the above technical solution: operations such as disassembly, assembly and replacement of components inside the support frame can be effectively performed.

[0015] The utility model is further configured such that a guide hole is provided at the middle position of one end of the clamping rod and the middle position of the movable disk, and a guide rod plugged into the inner wall of the guide hole is fixed to the inner wall of the other end of the air cavity, and a buffer spring is sleeved on the guide rod.

[0016] Through the above technical solution: the guiding performance of the movable disk is ensured by the guiding effect of the guide rod and the guide hole.

[0017] The utility model is further configured that the other end of the clamping rod is provided with a thread groove, and the inner wall of the thread groove is threadedly connected with a clamping head.

[0018] Through the above technical solution, the clamping head is made easy to disassemble and assemble.

[0019] The utility model is further configured that slide platforms are fixedly installed on both sides of the top ends of the support frame, and slide grooves that fit on the slide platforms are opened on both sides of the bottom of the clamping seat.

[0020] Through the above technical solution: the stability of the clamping seat during movement is ensured.

[0021] The beneficial effects of the utility model are:

[0022] The utility model cooperates with the extending component, clamping seat, clamping rod, clamping head, buffer spring, fixed plate, pressure sensor and support platform. The pressure sensor receives the pressure signal and cooperates with the PLC device to control the extension component to work, thereby shortening the distance between the two clamping seats, so that the clamping rod and the clamping head can adapt to the surfaces of hardware products with different shapes under the expansion and contraction action of the buffer spring. On the one hand, it can achieve the effect of applying pressure and clamping the hardware products from the side to avoid occupying the drilling area of ​​the hardware products. On the other hand, it can position and clamp hardware products of different shapes to achieve automatic positioning performance.

[0023] The utility model cooperates with the clamping seat, the air cavity and the booster component, and uses the booster component to apply pressure to the interior of the air cavity, so that the movable disk and the clamping rod are squeezed under the pressure, and the clamping head continues to move, so that the clamping head is fully squeezed on the surface of the hardware product, thereby improving the clamping and fixing performance of the entire drilling positioning device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The figure is a schematic diagram of the overall structure of an automatic positioning device for drilling holes in hardware products.

[0025] Figure 2 The figure is an overall cross-sectional view of an automatic positioning device for drilling holes in hardware products.

[0026] Figure 3 The present invention is a schematic diagram of the structure of a slide table and pressure sensor of an automatic positioning device for drilling holes in hardware products.

[0027] Figure 4 The present invention is a schematic diagram of the bidirectional screw and movable sleeve structure of an automatic positioning device for drilling holes in hardware products.

[0028] Figure 5 The present invention is a cross-sectional view of a clamping seat of an automatic positioning device for drilling holes in hardware products.

[0029] Figure 6 The present invention is a schematic diagram of the thread groove and guide hole structure of an automatic positioning device for drilling holes in hardware products.

[0030] In the figure: 1. support frame; 2. door body; 3. support platform; 4. clamping seat; 5. booster pump; 6. clamping rod; 7. hose; 8. clamping head; 9. forward and reverse motor; 10. support column; 11. fixed plate; 12. booster pipe; 13. guide groove; 14. slide; 15. center groove; 16. pressure sensor; 17. support spring; 18. bidirectional screw; 19. slide; 20. movable sleeve; 21. connecting pipe; 22. air cavity; 23. movable groove; 24. buffer spring; 25. guide rod; 26. movable plate; 27. inlet and outlet holes; 28. threaded groove; 29. ​​guide hole; 30. sealing gasket. DETAILED DESCRIPTION

[0031] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0033] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0034] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances. Example 1

[0035] Reference Figure 1-Figure 6A hardware product drilling automatic positioning device comprises a support frame 1, a center groove 15 is provided at the middle position of the top of the support frame 1, and a support platform 3 is inserted into the inner wall of the center groove 15, and support columns 10 distributed at equal distances are fixed at the middle position of the bottom inner wall of the support frame 1, and a fixed disk 11 is fixed on the top of the support column 10, a pressure sensor 16 is fixedly installed between the middle position of the fixed disk 11 and the middle position of the bottom of the support platform 3, and support springs 17 distributed in an annular shape at equal distances are fixedly installed on the top of the fixed disk 11 and the bottom of the support platform 3, clamping seats 4 are slidably provided at both ends of the top of the support frame 1, and an extension component is provided at the bottom of the two clamping seats 4, and the extension component comprises mounting holes provided at both ends of the support frame 1, and the inner walls of the mounting holes are fixed by pins. A bidirectional screw 18 is rotatably connected to the shaft, a forward and reverse motor 9 for driving the bidirectional screw 18 to rotate is fixedly installed on the outer wall of one end of the support frame 1, a guide groove 13 is provided at the middle position of both ends of the top of the support frame 1, and both ends of the outer wall of the bidirectional screw 18 are threaded with movable sleeves 20 inserted in the guide grooves 13, the top of the movable sleeve 20 is fixedly connected to the bottom of the clamping seat 4, an air cavity 22 is provided inside the clamping seat 4, and a booster component is arranged between the two air cavities 22, the booster component includes a connecting pipe 21 fixed at one end of the air cavity 22, and one end of the two connecting pipes 21 is fixedly installed with the same hose 7, a booster pump 5 is fixedly installed at the middle position of the other end of the support frame 1, and a booster is fixedly installed between one end of the booster pump 5 and the middle position of the hose 7 Tube 12, a valve is fixedly installed on the boost pipe 12, the forward and reverse motor 9, the boost pump 5 and the pressure sensor 16 are connected to the PLC device through wires, a plurality of rows of equally spaced movable grooves 23 are provided on the inner wall of one side of the air cavity 22, and an inlet and outlet hole 27 is provided between the middle position of one end of the movable groove 23 and the outer wall of one side of the clamping seat 4, a clamping rod 6 is inserted into the inner wall of the inlet and outlet hole 27, a threaded groove 28 is provided at the other end of the clamping rod 6, and a clamping head 8 is screwed on the inner wall of the threaded groove 28, a movable disk 26 inserted into the movable groove 23 is fixed at one end of the clamping rod 6, an annular groove is provided on the outer wall of the movable disk 26, and a sealing gasket 30 is provided on the inner wall of the annular groove, the sealing gasket 30 is fitted on the circumferential inner wall of the movable groove 23, and one side of the movable disk 26 A buffer spring 24 is fixedly installed on the inner wall on the other side of the air cavity 22. The bidirectional screw 18 is driven by the forward and reverse motor 9 in the extension component to rotate, shortening the distance between the two movable sleeves 20 and the two clamping seats 4, so that the clamping rod 6 and the clamping head 8 fit on the surface of hardware products of different shapes under the expansion and contraction action of the buffer spring 24, thereby realizing pressure clamping of the hardware products from the side to avoid occupying the drilling area of ​​the hardware products, and also being able to position and clamp hardware products of different shapes, and using the booster pump 5 in the booster component to apply pressure to the inside of the air cavity 22, squeezing the movable disk 26 and the clamping rod 6 and the clamping head 8 to continue to move, so that the clamping head 8 is fully squeezed on the surface of the hardware product, making the clamping process of the entire drilling positioning device more stable.

[0036] In order to facilitate the maintenance of the components in the support frame 1, refer to Figure 1 A maintenance opening is provided on one side of the support frame 1, and a door body 2 is fixedly installed on the inner wall of the maintenance opening, so that the door body 2 opens the interior of the support frame 1, and the components inside the support frame 1 can be effectively disassembled, assembled, replaced, etc.

[0037] In order to maintain the guiding property of the movable disk 26, refer to Figure 2 , Figure 5 and Figure 6 A guide hole 29 is provided at the middle position of one end of the clamping rod 6 and the middle position of the movable disk 26, and a guide rod 25 inserted into the inner wall of the guide hole 29 is fixed to the inner wall of the other end of the air cavity 22. The buffer spring 24 is sleeved on the guide rod 25. When the movable disk 26 moves, it moves on the guide rod 25 to ensure the guiding performance of the movable disk 26. Example 2

[0038] In order to maintain the stability of the clamping seat 4, refer to Figure 3 and Figure 4 Compared with Example 1, in this embodiment, slides 14 are fixedly installed on both sides of the top ends of the support frame 1, and slide grooves 19 that fit on the slides 14 are opened on both sides of the bottom of the clamping seat 4, so that the clamping seat 4 can move on the slide 14 to ensure the stability of the clamping seat 4 when it moves.

[0039] Working principle: When in use, the entire hardware product drilling automatic positioning device is fixedly installed on the drilling equipment table, and the hardware product is placed on the support table 3. The pressure sensor 16 receives the pressure signal and cooperates with the PLC device to control the forward and reverse motor 9 in the stretching component and the booster pump 5 in the booster component to work in sequence. At this time, the forward and reverse motor 9 drives the bidirectional screw 18 to rotate, shortening the distance between the two movable sleeves 20 and the two clamping seats 4, so that the clamping rod 6 and the clamping head 8 fit the hardware of different shapes under the expansion and contraction of the buffer spring 24. The surface of the product can be clamped from the side to avoid occupying the drilling area of ​​the hardware product. It can also position and clamp hardware products of different shapes to achieve automatic positioning performance. After the forward and reverse motor 9 has finished working, the boost pump 5, boost pipe 12, hose 7 and connecting pipe 21 in the boost assembly are used to apply pressure to the inside of the air cavity 22. Under the action of pressure, the movable disk 26 and the clamping rod 6 and the clamping head 8 continue to move, so that the clamping head 8 is fully squeezed on the surface of the hardware product, making the clamping process of the entire drilling positioning device more stable.

[0040] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic positioning device for drilling holes in hardware products, comprising a support frame (1), characterized in that: A central groove (15) is provided in the middle of the top of the support frame (1), and a support platform (3) is inserted into the inner wall of the central groove (15); support columns (10) are fixed at equal distances in the middle of the bottom inner wall of the support frame (1); a fixed plate (11) is fixed on the top of the support column (10); a pressure sensor (16) is fixedly installed between the middle of the fixed plate (11) and the middle of the bottom of the support platform (3); support springs (17) are fixedly installed at the top of the fixed plate (11) and the bottom of the support platform (3) at equal distances and in an annular shape; clamping seats (4) are slidably provided at both ends of the top of the support frame (1), and extension components are provided at the bottom of the two clamping seats (4); and the inside of each clamping seat (4) is provided with a An air cavity (22) is provided, and a booster assembly is arranged between the two air cavities (22). The inner wall of one side of the air cavity (22) is provided with a plurality of rows of movable grooves (23) distributed at equal distances, and an inlet and outlet hole (27) is provided between the middle position of one end of the movable groove (23) and the outer wall of one side of the clamping seat (4). A clamping rod (6) is inserted into the inner wall of the inlet and outlet hole (27), and a movable disk (26) inserted into the movable groove (23) is fixed at one end of the clamping rod (6). The outer wall of the movable disk (26) is provided with an annular groove, and a sealing gasket (30) is provided on the inner wall of the annular groove. The sealing gasket (30) is fitted on the circumferential inner wall of the movable groove (23), and a buffer spring (24) is fixedly installed on one side of the movable disk (26) and the inner wall of the other side of the air cavity (22).

2. The automatic positioning device for drilling hardware products according to claim 1, characterized in that: The extension assembly comprises mounting holes formed at both ends of the support frame (1), and the inner wall of the mounting hole is rotatably connected to a bidirectional screw (18) via a pin shaft, and a forward and reverse motor (9) for driving the bidirectional screw (18) to rotate is fixedly mounted on the outer wall of one end of the support frame (1), and guide grooves (13) are formed at the middle positions of both ends of the top of the support frame (1), and both ends of the outer wall of the bidirectional screw (18) are screwed with movable sleeves (20) inserted into the guide grooves (13), and the top of the movable sleeve (20) is fixedly connected to the bottom of the clamping seat (4).

3. The automatic positioning device for drilling hardware products according to claim 2, characterized in that: The boosting assembly comprises a connecting pipe (21) fixed at one end of the air cavity (22), and one end of the two connecting pipes (21) is fixedly mounted with a same hose (7), a boosting pump (5) is fixedly mounted at the middle position of the other end of the support frame (1), and a boosting pipe (12) is fixedly mounted between one end of the boosting pump (5) and the middle position of the hose (7), and a valve is fixedly mounted on the boosting pipe (12).

4. The automatic positioning device for drilling holes in hardware products according to claim 3 is characterized in that: The forward and reverse motor (9), the booster pump (5) and the pressure sensor (16) are connected to a PLC device via wires.

5. The automatic positioning device for drilling hardware products according to claim 1, characterized in that: An inspection opening is provided on one side of the support frame (1), and a door body (2) is fixedly mounted on the inner wall of the inspection opening.

6. The automatic positioning device for drilling holes in hardware products according to claim 1, characterized in that: A guide hole (29) is provided at the middle position of one end of the clamping rod (6) and the middle position of the movable plate (26), and a guide rod (25) inserted into the inner wall of the guide hole (29) is fixed to the inner wall of the other end of the air cavity (22), and a buffer spring (24) is sleeved on the guide rod (25).

7. The automatic positioning device for drilling hardware products according to claim 6, characterized in that: The other end of the clamping rod (6) is provided with a thread groove (28), and the inner wall of the thread groove (28) is threadedly connected with a clamping head (8).

8. The automatic positioning device for drilling hardware products according to claim 1, characterized in that: Slide tables (14) are fixedly mounted on both sides of the top ends of the support frame (1), and slide grooves (19) that fit on the slide tables (14) are provided on both sides of the bottom of the clamping seat (4).

Images