CN216178928U

CN216178928U - Protection mechanism for drilling machine

Info

Publication number: CN216178928U
Application number: CN202122560589.9U
Authority: CN
Inventors: 彭红祥
Original assignee: Jiangmen Haoliang Die Casting Hardware Co ltd
Current assignee: Jiangmen Haoliang Die Casting Hardware Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-05
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a protection mechanism for a drilling machine, which comprises: the mounting seat is used for connecting the support body, a rotating shaft capable of rotating around the axis of the mounting seat is vertically arranged on the mounting seat in a penetrating manner, and a drill bit is fixedly connected to the bottom end of the rotating shaft; the protective cylinder is arranged at the lower end of the mounting seat through an elastic assembly, the elastic assembly is used for applying downward elastic force to the protective cylinder, an accommodating cavity with an opening at the upper end is formed in the protective cylinder, and a through hole which penetrates through the protective cylinder in the vertical direction is formed in the bottom wall of the accommodating cavity; wherein, the drill bit is located the top of via hole, and the protection section of thick bamboo can vertical elastic activity to making the drill bit pass the via hole. According to the utility model, the protection cylinder and the mounting seat are connected together by arranging the elastic component, so that the protection cylinder and the mounting seat can be controlled to synchronously lift through the lifting device under the condition that the protection cylinder is not in contact with a workpiece, the lifting device is not required to be independently arranged to control the lifting of the protection cylinder, and the structure is simpler; the protective cylinder is arranged in a lifting manner, so that the interference between the protective cylinder and the workpiece in taking and placing can be avoided, and the use is more convenient.

Description

Protection mechanism for drilling machine

Technical Field

The utility model relates to the technical field of machining, in particular to a protection mechanism for a drilling machine.

Background

A drill is a general term for machines and apparatuses that leave a cylindrical hole or hole in an object by means of rotary cutting or rotary pressing using a tool harder and sharper than the object. All unavoidable needs use the drilling machine in the product production process of many in the life, drilling machine among the prior art is in order to prevent the sweeps from hurting operating personnel, a lot has all set up protection machanism, be used for blockking the sweeps, but the protection machanism of drilling machine among the prior art or the upper end of direct mount work piece processing position is in order to keep off the sweeps, or set up a elevating system independent control protection machanism in addition and go up and down to work piece processing position in order to keep off the sweeps (another elevating gear drive drill goes up and down), the first form is unfavorable for getting of work piece and puts, it is inconvenient to use, the structure of the second form is too complicated.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the protection mechanism for the drilling machine, which is simple in structure and convenient to use.

According to the embodiment of the utility model, the protection mechanism for the drilling machine comprises: the mounting seat is used for connecting the support body, a rotating shaft capable of rotating around the axis of the mounting seat is vertically arranged on the mounting seat in a penetrating mode, and a drill bit is fixedly connected to the bottom end of the rotating shaft; the protective cylinder is mounted at the lower end of the mounting seat through an elastic assembly, the elastic assembly is used for applying downward elastic force to the protective cylinder, an accommodating cavity with an opening at the upper end is formed in the protective cylinder, and a through hole which penetrates through the protective cylinder in the vertical direction is formed in the bottom wall of the accommodating cavity; wherein, the drill bit is located the top of via hole, the protection section of thick bamboo can vertical elastic activity extremely make the drill bit pass the via hole.

According to the embodiment of the utility model, the protection mechanism for the drilling machine at least has the following technical effects: the protective cylinder and the mounting seat are connected together by the elastic component, so that the protective cylinder and the mounting seat can be controlled to synchronously lift through the lifting device under the condition that the protective cylinder is not in contact with a workpiece, the lifting device is not required to be independently arranged to control the protective cylinder to lift, and the structure is simpler; in addition, the protective cylinder is arranged in a lifting manner, so that the interference between the protective cylinder and the workpiece in taking and placing can be avoided, and the use is more convenient.

According to some embodiments of the present invention, a plurality of mounting blocks are disposed on the side wall of the mounting base, a plurality of elastic assemblies are disposed corresponding to the mounting blocks, each elastic assembly includes a guide pillar, a spring, and a limit nut, the bottom end of each guide pillar is fixedly disposed on the bottom wall of the corresponding accommodating cavity, the top end of each guide pillar vertically movably penetrates through the corresponding mounting block, the spring is sleeved on the guide pillar, two ends of each spring are respectively used for abutting against the mounting block and the bottom wall of the corresponding accommodating cavity, and the limit nut is in threaded connection with the guide pillar and is located above the mounting block.

According to some embodiments of the present invention, the guide pillar is provided with a positioning hole, the positioning hole is vertically movable with the guide pillar to be located above the mounting block, and can penetrate through the columnar structure to limit downward displacement of the guide pillar, and when the positioning hole is movable to be located above the mounting block, the drill passes through the through hole.

According to some embodiments of the utility model, the protective cylinder has a notch on the peripheral wall, and the notch is detachably connected with an inserting plate for closing the notch.

According to some embodiments of the utility model, two sides of the notch are fixedly provided with limiting blocks, two opposite side walls of the two limiting blocks are respectively provided with a vertically extending limiting groove with an opening at the upper end, two ends of the plugboard are respectively embedded into the two limiting grooves, the protection cylinder is provided with a mounting plate, and the mounting plate is connected with the plugboard through bolts.

According to some embodiments of the utility model, a magnet is fixed on a side wall of the insert plate facing the accommodating cavity.

According to some embodiments of the utility model, the protective cylinder peripheral wall is provided with a plurality of water inlet pipes communicated with the accommodating cavity.

According to some embodiments of the utility model, the bottom wall of the accommodating cavity is provided with a plurality of groups of water guide plates corresponding to the water inlet pipe, one group is provided with two water guide plates which are arranged at intervals so as to form a water passing channel, one end of the water passing channel extends to the side wall of the accommodating cavity and is communicated with the water inlet pipe, and the other end of the water passing channel extends to the edge of the through hole.

According to some embodiments of the utility model, the bottom wall of the outer side of the protective cylinder is provided with a plurality of water chutes, one end of each water chute extends to the edge of the through hole, and the other end of each water chute extends to the peripheral wall of the protective cylinder.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a protection mechanism for a drilling machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 with the insert plate removed;

FIG. 3 is a bottom view of a protective cylinder according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a protection mechanism for a drilling machine according to an embodiment of the present invention, which is mounted on a support body.

Reference numerals:

the mounting base 100, the mounting block 101, the rotating shaft 110 and the drill 120;

the water guide device comprises a protective cylinder 200, an accommodating cavity 201, a through hole 202, a notch 203, a limiting block 204, a limiting groove 205, a mounting plate 206, a water guide groove 207, an elastic component 210, a guide pillar 211, a spring 212, a limiting nut 213, a positioning hole 214, an inserting plate 220, a water inlet pipe 230, a water guide plate 240 and a water passing channel 241;

a support body 300;

a drive mechanism 400.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, a protection mechanism for a drilling machine according to an embodiment of the present invention is mounted on a drilling machine, and includes: mount 100, shield cylinder 200.

The mounting seat 100 is used for connecting the supporting body 300, and it can be understood that the supporting body 300 is a structure on a drilling machine, and the supporting body 300 can be connected with a lifting device for driving the supporting body to lift, so that the mounting seat 100 can be driven to lift; the vertical pivot 110 that wears to be equipped with and to wind self axis pivoted on the mount pad 100, and the pivot 110 top is used for connecting its rotatory actuating mechanism 400 of drive, and mount pad 100 and fixedly connected with drill bit 120 are passed to pivot 110 bottom, and is concrete, and drill bit 120 passes through the screw and is connected with pivot 110 to can make things convenient for the dismantlement of drill bit 120 to change.

The protective cylinder 200 is mounted at the lower end of the mounting seat 100 through an elastic component 210, and the elastic component 210 is used for applying a downward elastic force to the protective cylinder 200, so that the protective cylinder 200 can be prevented from moving up and down, and meanwhile, the elastic component 210 can enable the protective cylinder 200 and the mounting seat 100 to move elastically relative to each other; an accommodating cavity 201 with an opening at the upper end is formed in the protective cylinder 200, and a through hole 202 which vertically penetrates through the bottom wall of the accommodating cavity 201; specifically, in this embodiment, the mounting seat 100 and the protective cylinder 200 are both cylindrical and coaxially disposed, the accommodating cavity 201 is a cylindrical cavity, and the inner diameter of the accommodating cavity 201 is greater than the outer diameter of the mounting seat 100, so that the mounting seat 100 can vertically move in the accommodating cavity 201 relative to the protective cylinder 200, and in addition, the drill 120 and the via hole 202 are coaxially disposed.

The drill bit 120 is positioned above the through hole 202, and the protective cylinder 200 can elastically move vertically to enable the drill bit 120 to pass through the through hole 202; it should be noted that the above-mentioned description that the drill 120 is located above the through hole 202 means that the drill 120 is located above the through hole 202 in a state that the protection cylinder 200 is not in contact with the workpiece, and in this state, as shown in fig. 4, the lifting device can drive the supporting body 300 to lift and lower, so as to drive the mounting base 100 and the protection cylinder 200 to lift and lower synchronously; when the protective cylinder 200 descends to contact with the surface of the workpiece, the protective cylinder 200 is fixed, the mounting seat 100 can continue to descend and drive the drill 120 to descend to penetrate through the through hole 202, so as to drill the workpiece, and in the process, the protective cylinder 200 elastically moves upwards relative to the mounting seat 100. In this embodiment, the diapire of a protection section of thick bamboo 200 is used for pasting mutually with the work piece upper surface to enable the sweeps to enter into by via hole 202 and hold chamber 201 in, the lateral wall that holds chamber 201 can block the sweeps, the sweeps can not splash everywhere, and because elastic component 210 can apply decurrent pressure and give a protection section of thick bamboo 200, a protection section of thick bamboo 200 can also compress tightly the work piece downwards, prevents that the work piece from rocking when processing the production.

According to the protection mechanism for the drilling machine, the elastic component 210 is arranged to connect the protection cylinder 200 and the mounting seat 100 together, so that the protection cylinder 200 and the mounting seat 100 can be controlled to synchronously lift through a lifting device under the condition that the protection cylinder 200 is not in contact with a workpiece, the lifting device is not required to be independently arranged to control the protection cylinder 200 to lift on the premise that the existing lifting device controls the drill 120 to lift, and the structure is simpler; in addition, the protective cylinder 200 can be arranged in a lifting manner, so that interference between the protective cylinder 200 and a workpiece in taking and placing can be avoided, and the use is more convenient.

Referring to fig. 1 and 2, in some embodiments of the present invention, a plurality of mounting blocks 101 are disposed on a side wall of the mounting base 100, specifically, in this embodiment, three mounting blocks 101 are arranged around a peripheral wall of the mounting base 100, and are uniformly distributed; a plurality of elastic components 210 are arranged corresponding to the mounting blocks 101, specifically, the number and the position relationship correspond to each other; elastic component 210 includes the guide pillar 211, the spring 212, stop nut 213, the guide pillar 211 bottom sets firmly in holding the chamber 201 diapire, the vertical activity in guide pillar 211 top is worn to locate corresponding installation piece 101, the spring 212 cover is established on the guide pillar 211, and both ends are used for respectively keeping out with installation piece 101 and hold chamber 201 diapire, stop nut 213 threaded connection is on guide pillar 211, and be located installation piece 101 top, be used for keeping out with installation piece 101 upper end, in order to prevent that guide pillar 211 from breaking away from installation piece 101, this embodiment is through setting up spring 212 in order to exert elastic force for protection section of thick bamboo 200, moreover, the steam generator is simple in structure and with low costs, through setting up guide pillar 211 for spring 212 provides direction and spacing, so that it can be elastic deformation steadily, again through threaded connection stop nut 213 on guide pillar 211, when realizing mount pad 100 and protection section of thick bamboo 200's connection, also can make things convenient for elastic component 210's dismouting.

Referring to fig. 1 and 2, in some embodiments of the present invention, a positioning hole 214 is formed on the guide pillar 211, the positioning hole 214 transversely penetrates through the guide pillar 211, the positioning hole 214 can be vertically movable with the guide pillar 211 to be located above the mounting block 101, and can penetrate through the columnar structure to limit downward displacement of the guide pillar 211, when the positioning hole 214 is movable to be located above the mounting block 101, the drill 120 passes through the through hole 202, so that before a drilling operation is performed, the drill 120 can be aligned with a drilling position by moving the positioning hole 214 to be located above the mounting block 101 and penetrating through the columnar structure, so that the bottom end of the drill 120 protrudes out of the bottom wall of the protective cylinder 200, and then the columnar structure is removed after the drilling operation is performed.

Referring to fig. 1 and 2, in some embodiments of the present invention, a notch 203 is formed in a circumferential wall of the protective cylinder 200, and an insert plate 220 for closing the notch 203 is detachably connected to the notch 203, and in this embodiment, the notch 203 is formed in the protective cylinder 200, and the insert plate 220 is detachably connected, so that the insert plate 220 can be removed after the processing is completed, and the waste in the accommodating cavity 201 can be cleaned, which is convenient to operate.

Referring to fig. 1 and 2, in some embodiments of the present invention, two sides of the notch 203 are respectively and fixedly provided with a limiting block 204, two opposite side walls of the two limiting blocks 204 are respectively provided with a vertically extending limiting groove 205 with an opening at an upper end, two ends of the inserting plate 220 are respectively embedded into the two limiting grooves 205, and specifically, the inserting plate 220 is embedded into the two limiting grooves 205 from the upper end; the protective cylinder 200 is provided with a mounting plate 206, the mounting plate 206 is in bolt connection with the inserting plate 220, specifically, the limiting block 204 is arranged at the inner side of the protective cylinder 200, and the bottom end of the inserting plate 220 is abutted against the bottom wall of the accommodating cavity 201 to support the inserting plate 220; the limiting groove 205 is arranged, so that the inserting plate 220 can be limited when being installed, the inserting plate 220 is convenient to align with the bolt hole positions of the installing block 101, and the inserting plate 220 is not easy to loosen after the installation is completed.

Referring to fig. 1, in some embodiments of the present invention, a magnet (not shown) is fixedly disposed on a side wall of the insert plate 220 facing the accommodating chamber 201, and by disposing the magnet, when a magnetic workpiece is machined, the magnet can absorb a part of the waste chips, so that subsequent cleaning of the waste chips is facilitated.

Referring to fig. 1 and 2, in some embodiments of the present invention, the protective cylinder 200 is provided with a plurality of water inlet pipes 230 on the circumferential wall thereof, the water inlet pipes 230 being communicated with the accommodating chamber 201, so that cooling water can be supplied into the accommodating chamber 201 during drilling, and the cooling water can flow into the through holes 202 to cool the drill bit 120.

Referring to fig. 1 and 2, in some embodiments of the present invention, the bottom wall of the accommodating chamber 201 is provided with a plurality of sets of water deflectors 240 corresponding to the water inlet pipe 230, two sets of water deflectors 240 are provided and spaced apart from each other to form a water passing channel 241, one end of the water passing channel 241 extends to the side wall of the accommodating chamber 201 and communicates with the water inlet pipe 230, and the other end extends to the edge of the through hole 202, and the water passing channel 241 is provided and formed in the water passing channel 240, so that cooling water can be guided when the cooling water is input, and the cooling water can flow into the through hole 202 more smoothly, thereby cooling the drill bit 120.

Referring to fig. 3, in some embodiments of the present invention, the bottom wall of the outer side of the protective cylinder 200 is provided with a plurality of water chutes 207, one end of each water chute 207 extends to the edge of the through hole 202, the other end extends to the peripheral wall of the protective cylinder 200, both ends of the water chute 207 in the extending direction are open, and the water chutes 207 are provided for discharging the cooling water at the drilling position, so that the cooling water can be prevented from being accumulated in the accommodating cavity 201 all the time when the protective cylinder 200 is tightly attached to the surface of the workpiece for drilling operation.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A protection mechanism for drilling machine, its characterized in that includes:

the mounting seat (100) is used for connecting the support body (300), a rotating shaft (110) capable of rotating around the axis of the mounting seat (100) vertically penetrates through the mounting seat, and a drill bit (120) is fixedly connected to the bottom end of the rotating shaft (110);

the protective cylinder (200) is mounted at the lower end of the mounting seat (100) through an elastic assembly (210), the elastic assembly (210) is used for applying downward elastic force to the protective cylinder (200), an accommodating cavity (201) with an opening at the upper end is formed in the protective cylinder (200), and a through hole (202) which penetrates through the accommodating cavity (201) vertically is formed in the bottom wall of the accommodating cavity;

wherein the drill bit (120) is located above the through hole (202), the protective cylinder (200) being vertically resiliently movable to pass the drill bit (120) through the through hole (202).

2. The protection mechanism for the drilling machine according to claim 1, wherein a plurality of mounting blocks (101) are arranged on a side wall of the mounting seat (100), a plurality of elastic assemblies (210) are arranged corresponding to the mounting blocks (101), each elastic assembly (210) comprises a guide pillar (211), a spring (212) and a limit nut (213), a bottom end of each guide pillar (211) is fixedly arranged on a bottom wall of the corresponding accommodating cavity (201), a top end of each guide pillar vertically movably penetrates through the corresponding mounting block (101), the spring (212) is sleeved on the corresponding guide pillar (211), two ends of each spring respectively abut against the corresponding mounting block (101) and a bottom wall of the corresponding accommodating cavity (201), and the limit nut (213) is in threaded connection with the corresponding guide pillar (211) and is located above the corresponding mounting block (101).

3. The protection mechanism for the drilling machine according to claim 2, characterized in that a positioning hole (214) is formed in the guide pillar (211), the positioning hole (214) can vertically move with the guide pillar (211) to be located above the mounting block (101) and can penetrate through a columnar structure to limit downward displacement of the guide pillar (211), and when the positioning hole (214) moves to be located above the mounting block (101), the drill bit (120) passes through the through hole (202).

4. The protection mechanism for the drilling machine according to claim 1, characterized in that a notch (203) is arranged on the peripheral wall of the protection cylinder (200), and an inserting plate (220) used for closing the notch (203) is detachably connected to the notch (203).

5. The protection mechanism for the drilling machine according to claim 4, wherein the two sides of the notch (203) are fixedly provided with limit blocks (204), the two opposite side walls of the limit blocks (204) are respectively provided with a vertically extending limit groove (205) with an open upper end, the two ends of the inserting plate (220) are respectively embedded into the two limit grooves (205), the protection cylinder (200) is provided with a mounting plate (206), and the mounting plate (206) is connected with the inserting plate (220) through bolts.

6. The protection mechanism for the drilling machine according to claim 4, characterized in that a magnet is fixedly arranged on the side wall of the inserting plate (220) facing the accommodating cavity (201).

7. The protection mechanism for the drilling machine according to claim 1, characterized in that a plurality of water inlet pipes (230) communicated with the accommodating cavity (201) are arranged on the peripheral wall of the protection cylinder (200).

8. The protection mechanism for the drilling machine according to claim 7, characterized in that the bottom wall of the accommodating cavity (201) is provided with a plurality of sets of water deflectors (240) corresponding to the water inlet pipe (230), one set is provided with two water deflectors and is arranged at intervals to form a water passing channel (241), one end of the water passing channel (241) extends to the side wall of the accommodating cavity (201) and is communicated with the water inlet pipe (230), and the other end of the water passing channel extends to the edge of the through hole (202).

9. The protection mechanism for the drilling machine according to claim 8, characterized in that the bottom wall of the outer side of the protection cylinder (200) is provided with a plurality of water chutes (207), one end of each water chute (207) extends to the edge of the through hole (202), and the other end of each water chute extends to the peripheral wall of the protection cylinder (200).