WO2021073333A1

WO2021073333A1 - Profile drilling machine providing convenient switching between drill rods

Info

Publication number: WO2021073333A1
Application number: PCT/CN2020/115183
Authority: WO
Inventors: 徐政
Original assignee: 苏州瓦泊特智能科技有限公司
Priority date: 2019-10-16
Filing date: 2020-09-15
Publication date: 2021-04-22
Also published as: CN110560744A; CN110560744B

Abstract

A profile drilling machine providing convenient switching between drill rods. The machine comprises a workbench (1), and an object holding recess (11) is provided on the workbench (1). A drilling assembly is disposed above the object holding recess (11), and comprises a base (2) driven by means of a screw drive assembly. The base (2) is provided with a cavity (21). A turnplate (51) is rotatably disposed in the cavity (21), and a positioning mechanism is provided on the base (2) and used to restrict rotation of the turnplate (51). A portion of the turnplate (51) extends out of the cavity (21). A plurality of drill rods (52) having different rod diameters are fixedly disposed on a circumferential surface of the turnplate (51) circumferentially and equidistantly. The drilling assembly composed of the base (2) and the turnplate (51) is configured to operate in coordination with the positioning mechanism, such that the drill rods (52) can be switched by means of rotating the turnplate (51) without having to repeatedly perform detachment and attachment operations, thus improving the switching efficiency.

Description

Profile drilling machine convenient for switching drill rods

Technical field

The invention relates to a drilling equipment, in particular to a profile drilling machine which is convenient for switching drill rods.

Background technique

As the name implies, a drilling machine is a device used to drill holes in objects, and it is also a device often used in the process of profile processing.

technical problem

According to different technological requirements, holes of different diameters need to be drilled during the processing of the profile, which requires the use of a variety of drill rods. When replacing the drill rods of the current drilling equipment, it is necessary to repeatedly disassemble and assemble the drill rods, which is inconvenient to use.

Technical solutions

The purpose of the present invention is to provide a profile drilling machine which is convenient to switch drill rods, so as to solve the above-mentioned problems.

In order to achieve the above objectives, the present invention provides the following technical solutions:

A profile drilling machine that is convenient to switch drill rods includes a worktable, a storage slot is opened on the worktable, and a drilling assembly is arranged above the storage slot; the drilling assembly includes a base, and the base drives the assembly by screwing Drive; The base is provided with a cavity, a turntable is rotatably installed in the cavity, and a positioning mechanism for restricting the rotation of the turntable is provided on the base; part of the turntable extends out of the cavity, and the circumference of the turntable A plurality of drill rods with different rod diameters are fixed at equal intervals in the circumferential direction.

In a further solution: the positioning mechanism includes a positioning column sliding through the base, and a positioning groove adapted to the positioning column is opened on the turntable; a connecting ring is integrally formed on the column of the positioning column located outside the base , The connecting ring and the base are connected by a return spring.

In a further solution: the precession drive assembly includes a movable block integrally formed on the top of the base and a sleeve sleeved on the periphery of the movable block, the sleeve is fixed on the workbench through a bracket, and the inner wall of the sleeve is provided with The spiral slide is arranged along its length, and the movable block is provided with a sliding piece that matches with the spiral slide; the top of the sleeve is installed with a motor, and the shaft extension end of the motor is fixed with a drive shaft. A plurality of flat keys arranged along the length direction are fixed on the periphery of the body, and the movable block is provided with a groove adapted to the drive shaft, and the groove has a key groove slidingly matched with the flat key.

In a further solution: the holding slot is further provided with a clamping assembly; the holding assembly includes a telescopic rod, one end of the telescopic rod is fixed on the side wall of the holding slot, and the other end of the telescopic rod is fixed with a pressure plate, the pressure plate A resisting spring is connected with the side wall of the storage slot, and the resisting spring is sleeved on the periphery of the telescopic rod.

In a further solution: the workbench is also provided with perforations communicating with the storage slot.

In a further solution: a collection frame is fixed at the bottom of the workbench, and the opening of the collection frame is provided with a perforated cover.

In a further solution: a protective cover is provided on the periphery of the base, and the protective cover is connected to the base through a connecting rod.

In a further solution: the protective cover includes an upper cover body and a lower cover body, and the upper part of the lower cover body is slidably inserted into the lower part of the upper cover body and is connected with the upper cover body through a connecting spring.

Beneficial effect

Compared with the prior art, the beneficial effects of the present invention are as follows:

The present invention provides a drilling assembly composed of a base and a turntable, and cooperates with the setting of the positioning mechanism. The drill rod can be switched by turning the turntable without repeated disassembly and assembly, thereby improving the switching efficiency; by providing an elastic connection As a positioning mechanism, the positioning column can conveniently fix the turntable, and the operation is simple and quick; by setting the perforation and collection frame, the waste generated during the drilling process can be collected, which is convenient for subsequent processing; by setting the periphery of the base The protective cover can effectively intercept the splashing waste and prevent the occurrence of safety accidents, and the flexible protective cover can ensure a close fit with the base, thereby ensuring the interception effect.

Description of the drawings

Figure 1 is a schematic diagram of the structure of the present invention.

Figure 2 is a schematic diagram of the external structure of the drilling assembly of the present invention.

Fig. 3 is a schematic diagram of the structure of the positioning mechanism in the present invention.

Figure 4 is a schematic diagram of the cooperation between the drive shaft and the movable block in the present invention.

Fig. 5 is a schematic structural diagram of another embodiment of the present invention.

Reference signs annotation: 1-workbench, 11-storage slot, 12-perforation, 2-base, 21-cavity, 3-movable block, 31-sliding piece, 32-groove, 321-keyway, 4- Sleeve, 41-spiral slide, 51-turntable, 511-positioning groove, 52-drill pipe, 53-positioning column, 531-connection ring, 54-return spring, 6-motor, 61-drive shaft, 611-flat Key, 71-upper cover, 72-lower cover, 73-connection spring, 81-telescopic rod, 82-press plate, 83-resistance spring, 9-collection frame.

Embodiments of the present invention

The following embodiments will describe the present invention in detail in conjunction with the accompanying drawings. In the accompanying drawings or descriptions, similar or identical parts use the same reference numerals, and in practical applications, the shape, thickness or height of each component can be expanded or reduced. The embodiments listed in the present invention are only used to illustrate the present invention, and are not used to limit the scope of the present invention. Any obvious modification or alteration made to the present invention does not depart from the spirit and scope of the present invention.

Example 1

Please refer to Figures 1 to 4, in an embodiment of the present invention, a profile drilling machine that is convenient to switch drill rods includes a worktable 1, on which a storage slot 11 is opened, and a drilling assembly is arranged above the storage slot 11 The drilling assembly includes a base 2, which is driven by a screw drive assembly; the base 2 is provided with a cavity 21, a turntable 51 is rotatably installed in the cavity 21, and the base 2 is provided for limiting The positioning mechanism for the rotation of the turntable 51, that is, the positioning mechanism can be used to fix the turntable 51 and restrict its rotation; part of the turntable 51 extends out of the cavity 21, and the circumference of the turntable 51 is fixed at equal intervals along the circumferential direction. The drill rods 52 with different rod diameters can be rotated by turning the turntable 51 so that the drill rod 52 to be used is located below, and then the positioning mechanism is used to fix the turntable 51 to complete the switching of drill rods. Repeated disassembly and assembly simplify the operation process.

Specifically, in this embodiment, the positioning mechanism includes a positioning post 53 that slidably penetrates through the base 2, and a positioning slot 511 that is adapted to the positioning post 53 is opened on the turntable 51; the positioning post 53 is located on the base 2 A connecting ring 531 is integrally formed on the outer cylinder, and the connecting ring 531 is connected to the base 2 by a return spring 54. During specific operations, the positioning column 53 is pulled outward to disengage from the positioning groove 511. At this time, the turntable 51 is restored to freedom of rotation. After the rotating rod that needs to be used is rotated to the bottom, release the positioning post 53. Under the reset elastic force of the return spring 54, the positioning post 53 re-enters the positioning groove 511 to complete the fixation of the turntable 51, and the operation is started Simple and fast.

The specific structure of the precession drive assembly is not limited. In this embodiment, the precession drive assembly includes a movable block 3 integrally formed on the top of the base 2 and a sleeve 4 sleeved on the periphery of the movable block 3. The barrel 4 is fixed on the workbench 1 by a bracket, the inner wall of the sleeve 4 is provided with a spiral slide 41 along its length, and the periphery of the movable block 3 is provided with a sliding piece 31 that is matched with the spiral slide 41; A motor 6 is installed on the top of the sleeve 4, a drive shaft 61 is fixed at the shaft extension end of the motor 6, a plurality of flat keys 611 arranged along its length are fixed on the periphery of the shaft body of the drive shaft 61, and the movable block 3 is provided with The groove 32 is adapted to the drive shaft 61. The groove 32 has a key groove 321 slidingly fitted with the flat key 611, so that the movable block 3 can move up and down along the drive shaft 61, and can be driven to rotate by the drive shaft 61. During operation, the motor 6 drives the drive shaft 61 to rotate, and the sliding piece 31 slides on the spiral slide 41, so that the movable block 3 moves downward, thereby realizing the precession movement of the movable block 3.

In order to facilitate the fixing of the profile to be processed, in this embodiment, a clamping assembly is also provided in the storage slot 11; the clamping assembly includes a telescopic rod 81, one end of which is fixed on the side wall of the storage slot 11 On the other end of the telescopic rod 81, a pressure plate 82 is fixed, and a contact spring 83 is connected between the pressure plate 82 and the side wall of the storage slot 11. The contact spring 83 is sleeved on the periphery of the telescopic rod 81. When in use, the pressure plate 82 is pushed toward After moving outside, the profile is placed between the two pressing plates 82, and under the action of the resisting spring 83, the profile is clamped and fixed.

Further, in this embodiment, the workbench 1 is also provided with a perforation 12 communicating with the storage slot 11 to facilitate the discharge of the waste generated during the drilling process.

Furthermore, a collection frame 9 is fixed at the bottom of the workbench 1, and the opening of the collection frame 9 covers the perforation 12 to facilitate the collection of waste residue.

In summary, in this embodiment, by setting the drilling assembly composed of the base 2 and the turntable 51, in conjunction with the setting of the positioning mechanism, the switch of the drill rod can be realized by turning the turntable 51 without repeated disassembly and assembly. , The switching efficiency is improved; by setting the elastically connected positioning column 53 as the positioning mechanism, the turntable 51 can be conveniently fixed, and the operation is simple and quick; by setting the perforation 12 and the collection frame 9, the waste generated in the drilling process can be Collect it for subsequent processing.

Example 2

Please refer to FIG. 5, the embodiment of the present invention is expanded on the basis of Embodiment 1. Specifically:

Part of the waste slag will splash outwards during the drilling process of the profile, which is likely to cause safety accidents. To avoid this situation, in this embodiment, a protective cover is provided on the periphery of the base 2 and the protective cover is connected to the base through a connecting rod. 2 is connected, so that it can be lifted and lowered together with the base 2, so that the splashing waste can be effectively intercepted during the drilling process.

Further, the protective cover includes an upper cover body 71 and a lower cover body 72. The upper part of the lower cover body 72 is slidably inserted into the lower part of the upper cover body 71 and is connected to the upper cover body 71 by a connecting spring 73, so as to ensure The close fit between the protective cover and the workbench 1 ensures the interception effect.

In summary, in this embodiment, by setting a protective cover on the periphery of the base 2, the splashing waste can be effectively intercepted to prevent safety accidents, and the elastic protective cover can ensure the distance between the base 2 and the base 2. Close fit to ensure interception effect.

For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description, and therefore it is intended to fall into the claims. All changes within the meaning and scope of the equivalent elements of are included in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

In addition, it should be understood that although this specification is described in accordance with the implementation manners, not each implementation manner only includes an independent technical solution. This narration in the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole The technical solutions in the various embodiments can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Industrial applicability

Type a paragraph describing industrial applicability here.

Sequence Listing Free Content

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Claims

A profile drilling machine that is convenient to switch drill rods, comprising a workbench (1), a storage slot (11) is opened on the workbench (1), and a drilling assembly is provided above the storage slot (11); it is characterized in that, The drilling assembly includes a base (2), which is driven by a screw drive assembly; the base (2) is provided with a cavity (21), and a turntable ( 51), the base (2) is provided with a positioning mechanism for restricting the rotation of the turntable (51); part of the turntable (51) extends out of the cavity (21), and the circumference of the turntable (51) is circumferentially A plurality of drill rods (52) with different rod diameters are equidistantly fixed.
The profile drilling machine for facilitating the switch of drill rods according to claim 1, characterized in that the positioning mechanism comprises a positioning column (53) sliding through the base (2), and a positioning column (53) is provided on the turntable (51). (53) A matching positioning groove (511); the positioning column (53) is located on the column outside the base (2) with a connecting ring (531) integrally formed with the connecting ring (531) and the base (2) ) Are connected by a return spring (54).
The profile drilling machine for facilitating the switch of drill rods according to claim 1, characterized in that the precession drive assembly comprises a movable block (3) integrally formed on the top of the base (2) and a movable block (3) sleeved on the movable block ( 3) The outer sleeve (4), the sleeve (4) is fixed on the worktable (1) through the bracket, and the inner wall of the sleeve (4) is provided with a spiral slide (41) along its length, which is movable The block (3) is provided with a sliding piece (31) that is matched with the spiral slide (41); the top of the sleeve (4) is installed with a motor (6), and the shaft extension end of the motor (6) is fixed with Drive shaft (61), the outer periphery of the shaft body of the drive shaft (61) is fixed with a plurality of flat keys (611) arranged along its length direction, and the movable block (3) is provided with a recess adapted to the drive shaft (61). The groove (32) is provided with a key groove (321) slidingly matched with the flat key (611).
The profile drilling machine for facilitating the switch of drill rods according to claim 1, characterized in that a clamping assembly is further provided in the storage slot (11); the clamping assembly includes a telescopic rod (81), a telescopic rod One end of (81) is fixed on the side wall of the storage slot (11), and the other end of the telescopic rod (81) is fixed with a pressure plate (82), and there is an interference between the pressure plate (82) and the side wall of the storage groove (11). The spring (83) and the resisting spring (83) are sleeved on the periphery of the telescopic rod (81).
The profile drilling machine for facilitating the switch of drill rods according to claim 1, characterized in that the workbench (1) is also provided with a perforation (12) communicating with the storage slot (11).
The profile drilling machine for facilitating the switch of drill rods according to claim 5, characterized in that a collection frame (9) is fixed at the bottom of the workbench (1), and the opening of the collection frame (9) is perforated (12) The hood is set inside.
The profile drilling machine for facilitating the switch of drill rods according to any one of claims 1-6, characterized in that a protective cover is provided on the periphery of the base (2), and the protective cover is connected to the base (2) through a connecting rod. connection.
The profile drilling machine for facilitating the switch of drill rods according to claim 7, characterized in that the protective cover comprises an upper cover (71) and a lower cover (72), and the upper part of the lower cover (72) is slidably inserted It is arranged at the lower part of the upper cover body (71) and is connected to the upper cover body (71) through a connecting spring (73).