Perforating device for instrument shell production

Abstract

The utility model discloses a punching device for instrument shell production, which comprises a platform, a drilling mechanism and a clamping mechanism, a turntable is rotatably mounted on the platform, the clamping mechanism comprises a plurality of bases, the bases are arranged on the turntable around the center circumference of the turntable in an array manner, the bases are provided with placing grooves, the outer sides of the bases are provided with threaded holes communicated with the placing grooves, and the threaded holes are communicated with the placing grooves. A locking screw is in threaded connection with the interior of the threaded hole, the locking screw is rotatably connected with a clamping plate, the drilling mechanism comprises a drill bit, a drilling motor and a lifting mechanism, the drill bit is vertically arranged downwards, the drilling motor drives the drill bit to rotate, and the lifting mechanism drives the drill bit to move up and down. According to the punching device for instrument shell production, the base can be conveniently replaced according to different types of instrument shells, automatic locking, fixing and unlocking of the instrument shells can be achieved, and the feeding and discharging processes of the instrument shells are facilitated. In the punching process, the instrument shell is accurately positioned, the drilling process is stable, and the punching quality is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of punching, and particularly relates to a punching device for producing instrument shells. Background Art

[0002] After the instrument shell is processed, holes need to be opened at specific positions. Due to the variety of instrument types and specifications, the existing punching devices lack effective positioning and cannot accurately position and punch instrument shells of different specifications and models. Punching manually is obviously inefficient and cannot guarantee the punching quality. Content of the Utility Model

[0003] To solve the above technical problems, the technical solution adopted by the utility model is: a punching device for producing instrument shells, including a platform, a drilling mechanism, and a clamping mechanism. A turntable is rotatably installed on the platform and is driven by a motor to rotate. The clamping mechanism includes a number of bases, which are detachably installed on the turntable. The bases are arranged in a circumferential array around the center of the turntable. A placement groove matching the shape of the instrument shell is provided on the base, and a threaded hole communicating with the placement groove is provided on the outside of the base. A locking screw is threadedly connected in the threaded hole, and a clamping plate is rotatably connected to the locking screw. The clamping plate is located in the placement groove. The drilling mechanism includes a drill bit, a drilling motor, and a lifting mechanism. The drill bit is arranged vertically downward, the drilling motor drives the drill bit to rotate, and the lifting mechanism drives the drill bit to move up and down. When the motor drives the turntable to rotate, the bases pass under the drill bit in turn.

[0004] As a preference of the above technical solution, a locking mechanism and an unlocking mechanism are installed on the platform. The locking mechanism and the unlocking mechanism have the same structure and are respectively located on both sides of the drilling mechanism. The locking mechanism includes a nut sleeve, a rotating motor, and a translation driving cylinder. A clamping groove for the nut of the locking screw to be inserted is provided at one end of the nut sleeve, and the other end is connected to the output shaft of the rotating motor. The nut sleeve is driven to move by the translation driving cylinder.

[0005] As a preference of the above technical solution, a positioning pin is installed on the platform and is driven to move by a positioning cylinder. A number of positioning holes for the positioning pin to be inserted are provided on the circumferential surface of the turntable.

[0006] As a preference of the above technical solution, the lifting mechanism includes a vertical rail, a slider, a lead screw, and a lead screw driving motor. A column is fixed on the platform, the vertical rail is installed on the column, the slider is installed on the vertical rail, a cross beam is fixedly connected to the slider, the drilling motor is installed on the cross beam, the lead screw is rotatably installed on the platform, a lead screw pair fixedly connecting the slider is provided on the lead screw, and the lead screw driving motor drives the lead screw to rotate.

[0007] Preferably, as the above technical solution, a protective cover is detachably connected to the column, and both the drill bit and the drilling motor are located inside the protective cover. The lower end of the protective cover is provided with a lower opening for the drill bit to pass through.

[0008] Preferably, as the above technical solution, the base is composed of a front base and a rear base spliced together. The locking screw, the front base, and the rear base are respectively made of plastic. The front base and the rear base are respectively connected to the turntable through connecting bolts. The threaded hole is provided on the front base, and an accommodating groove for accommodating the clamping plate is provided inside the front base. The threaded hole communicates with the accommodating groove.

[0009] The beneficial effects of the present utility model are as follows: The punching device for the instrument shell production of the present utility model is convenient to replace the base according to different models of the instrument shell, can realize automatic locking and unlocking of the instrument shell, and is convenient for the loading and unloading process of the instrument shell. During the punching process, the positioning of the instrument shell is accurate, and the drilling process is stable, ensuring the punching quality. Description of the Drawings

[0010] Figure 1 is a structural schematic diagram of the present utility model;

[0011] Figure 2 is a cross-sectional structural schematic diagram of the present utility model. Detailed Embodiments

[0012] Next, the technical solutions of the present utility model will be described clearly and completely in conjunction with the drawings. Obviously, the described embodiments are 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.

[0013] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model 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 to the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0014] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0015] As Figure 1-2 shown, a punching device for producing an instrument housing includes a platform 1, a drilling mechanism, and a clamping mechanism. A turntable 2 is rotatably installed on the platform 1, and the turntable 2 is driven to rotate by a motor 30. The clamping mechanism includes a number of bases, which are detachably installed on the turntable 2. The bases are arranged in a circumferential array around the center of the turntable 2. A placement groove 3 matching the shape of the instrument housing is provided on the base. A threaded hole 4 communicating with the placement groove 3 is provided on the outside of the base. A locking screw 5 is threadedly connected in the threaded hole 4. The locking screw 5 is rotatably connected with a clamping plate 6, and the clamping plate 6 is located in the placement groove 3. The drilling mechanism includes a drill bit 7, a drilling motor 8, and a lifting mechanism. The drill bit 7 is arranged vertically downward. The drilling motor 8 drives the drill bit 7 to rotate, and the lifting mechanism drives the drill bit 7 to move up and down. When the motor drives the turntable 2 to rotate, the bases sequentially pass below the drill bit 7.

[0016] Furthermore, a locking mechanism 9 and an unlocking mechanism 10 are installed on the platform 1. The locking mechanism 9 and the unlocking mechanism 10 have the same structure, and the locking mechanism 9 and the unlocking mechanism 10 are respectively located on both sides of the drilling mechanism. The locking mechanism 9 includes a nut sleeve 11, a rotary motor 12, and a translational driving cylinder 13. A card slot 14 for the nut 15 of the locking screw 5 to be inserted is provided at one end of the nut sleeve 11, and the other end is connected to the output shaft of the rotary motor 12. The nut sleeve 11 is driven to move by the translational driving cylinder 13. When the nut sleeve 11 in the locking mechanism 9 rotates forward, it drives the nut 15 of the locking screw 5 therein to rotate, so that the locking screw 5 gradually extends into the placement groove 3, and the clamping plate 6 is used to clamp the instrument housing in the placement groove 3. After the instrument housing is punched, it is gradually transferred in front of the unlocking mechanism 10. The nut sleeve 11 of the unlocking mechanism 10 extends out, so that the nut 15 of the locking screw 5 is inserted into the card slot 14, and the nut sleeve 11 rotates reversely, so that the locking screw 5 retracts, and the instrument housing in the placement groove 3 is released.

[0017] Furthermore, a positioning pin 15 is installed on the platform 1, and the positioning pin 15 is driven to move by a positioning cylinder 16. A number of positioning holes 17 for the positioning pin 15 to be inserted are provided on the circumferential surface of the turntable 2. After the positioning pin 15 is inserted into the positioning hole 17, the turntable 2 cannot be rotated, and at this time, punching operations and loading and unloading operations can be performed.

[0018] Furthermore, the lifting mechanism includes a vertical rail 18, a slider, a lead screw 21, and a lead screw driving motor 22. A column 19 is fixed on the platform 1. The vertical rail 18 is installed on the column 19. The slider is installed on the vertical rail 18. A cross beam 20 is fixedly connected to the slider. The drilling motor 8 is installed on the cross beam 20. The lead screw is rotatably installed on the platform 1. A lead screw pair fixedly connecting the slider is provided on the lead screw 21. The lead screw driving motor 22 drives the lead screw 21 to rotate.

[0019] Furthermore, a protective cover 23 is detachably connected to the column 19. Both the drill bit 7 and the drilling motor 8 are located inside the protective cover 23. The lower end of the protective cover 23 is provided with a lower opening for the drill bit 7 to pass through. The protective cover 23 can play a protective role during the drilling process.

[0020] Furthermore, the base is composed of a front base 24 and a rear base 25 spliced together. The locking screw 5, the front base 24, and the rear base 25 are respectively made of plastic. The front base 24 and the rear base 25 are respectively connected to the turntable 2 through connecting bolts. The threaded hole 4 is provided on the front base 24. A receiving groove 26 for receiving the clamping plate 6 is provided inside the front base 24. The threaded hole 4 communicates with the receiving groove 26. The front base 24 and the rear base 25 are processed according to the shape of the instrument shell to form a placement groove 3 with a specific shape. The locking screw 5, the front base 24, and the rear base 25 are respectively made of plastic, which is convenient for molding, has a low material cost, and is convenient for model change.

[0021] It is worth mentioning that the technical features such as the cylinder and the motor involved in the patent application of the present utility model should be regarded as the prior art. The specific structures, working principles, and possible control methods and spatial arrangement methods of these technical features can be selected conventionally in the art, and should not be regarded as the inventive points of the patent of the present utility model. The patent of the present utility model will not be further specifically elaborated.

[0022] The preferred specific embodiments of the present utility model have been described in detail above. It should be understood that those of ordinary skill in the art can make many modifications and variations according to the concept of the present utility model without creative labor. Therefore, all technical solutions that can be obtained by those skilled in the art in the technical field based on the concept of the present utility model through logical analysis, reasoning, or limited experiments on the basis of the prior art should be within the protection scope determined by the claims.

Claims

1. A punching device for instrument housing production, characterized in that: It includes a platform, a drilling mechanism, and a clamping mechanism. A turntable is rotatably installed on the platform, and the turntable is driven to rotate by a motor. The clamping mechanism includes a plurality of bases, which are detachably installed on the turntable. The bases are arranged in a row around the central circumference of the turntable. A placement groove matching the shape of the instrument housing is provided on the base. A threaded hole connecting the placement groove is provided on the outer side of the base. A locking screw is threadedly connected to the threaded hole. A clamping plate is rotatably connected to the locking screw, and the clamping plate is located in the placement groove. The drilling mechanism includes a drill bit, a drilling motor and a lifting mechanism. The drill bit is vertically arranged downward, the drilling motor drives the drill bit to rotate, and the lifting mechanism drives the drill bit to move up and down. When the motor drives the turntable to rotate, the bases pass under the drill bit in sequence.

2. The punching device for producing an instrument housing according to claim 1, characterized in that: A locking mechanism and an unlocking mechanism are installed on the platform. The locking mechanism and the unlocking mechanism have the same structure and are respectively located on both sides of the drilling mechanism. The locking mechanism includes a nut sleeve, a rotating motor and a translation driving cylinder. One end of the nut sleeve is provided with a slot for the nut of the locking screw to be inserted, and the other end is connected to the output shaft of the rotating motor. The nut sleeve is driven to move by the translation driving cylinder.

3. The punching device for producing an instrument housing according to claim 2, characterized in that: A positioning pin is installed on the platform, and the positioning pin is driven to move by a positioning cylinder. A plurality of positioning holes for inserting the positioning pins are arranged on the circumferential surface of the turntable.

4. The punching device for producing an instrument housing according to claim 1, characterized in that: The lifting mechanism includes a vertical track, a slider, a screw and a screw driving motor. A column is fixed on the platform, the vertical track is installed on the column, the slider is installed on the vertical track, a cross beam is fixedly connected to the slider, the drilling motor is installed on the cross beam, the screw is rotatably installed on the platform, a screw pair fixedly connected to the slider is provided on the screw, and the screw driving motor drives the screw to rotate.

5. The punching device for producing an instrument housing according to claim 4, characterized in that: A protective cover is detachably connected to the column, the drill bit and the drilling motor are both located in the protective cover, and a lower opening for the drill bit to pass through is provided at the lower end of the protective cover.

6. The punching device for producing an instrument housing according to claim 1, characterized in that: The base is composed of a front base and a rear base, the locking screw, the front base and the rear base are respectively made of plastic, the front base and the rear base are respectively connected to the turntable by connecting bolts, the threaded hole is arranged on the front base, and a receiving groove for receiving the splint is arranged on the inner side of the front base, and the threaded hole is connected to the receiving groove.

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