CN217647560U - Manual drilling propelling device - Google Patents

Abstract

The utility model discloses a device for manually propelling drilling, a first main body comprises a central drill chuck and a movable rod fixedly connected on the central drill chuck, and one end of the movable rod, which is far away from the central drill chuck, is provided with a first connecting hole; the second main body comprises a drill bit sleeve tail end and a fixed sleeve fixedly connected with the drill bit sleeve tail end, a first through groove is formed in the wall of the fixed sleeve, and a part of the movable rod is movably arranged in the fixed sleeve; the transmission mechanism comprises a driving rod, the driving rod penetrates through the first through groove and is fixedly connected with the first connecting hole, the driving rod moves in the first through groove, and the first main body is driven to move in the fixed sleeve through the first connecting hole; the utility model can control the feeding force and timely find the chip clamping phenomenon of the drill bit and timely remove chips when drilling through the manual driving force with uniform speed; the device has the advantages of simple structure, more stable processed small holes, improved processing precision of the hole diameter, prolonged service life of the drill bit and saved production cost.

Description

Manual drilling propelling device

Technical Field

The utility model belongs to the technical field of lathe drilling, especially, relate to a device of manual propulsion drilling.

Background

It has been difficult to machine small diameter holes on a common lathe, particularly for holes smaller than 2.5 mm. One of the existing processing methods is to use the torsion of a center rotary chuck clamping drill bit to head a person to rotate a tailstock runner for processing; secondly, a ratchet wheel is additionally arranged on a tailstock of the common lathe, so that the original torque force is changed into the driving force of the ratchet wheel; thirdly, a connecting device is additionally arranged between a lathe large carriage and a tailstock or a drill bit fixing seat is additionally arranged on the large carriage to process through the self-feeding function of the lathe, and fourthly, a tail cone matched with the drill bit is additionally arranged on a lathe tool rest to process by utilizing the automatic feeding of the lathe. The four machining methods cannot control the feeding force of drilling and solve the chip removal problem of machining holes, so that the drill bit is easy to break and break, the drill bit is damaged, parts to be machined are damaged in different degrees, time is wasted, and cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual device that impels drilling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a device for manually propelling a borehole, comprising:

the drill chuck comprises a first main body and a second main body, wherein the first main body comprises a central drill chuck and a movable rod fixedly connected to the central drill chuck, and one end of the movable rod, which is far away from the central drill chuck, is provided with a first connecting hole;

the second main body comprises a drill bit sleeve tail end and a fixed sleeve fixedly connected with the drill bit sleeve tail end, a first through groove is formed in the wall of the fixed sleeve, and part of the moving rod is movably arranged in the fixed sleeve;

drive mechanism, drive mechanism includes the actuating lever, the actuating lever is worn to establish first logical groove with first connecting hole fixed connection, the actuating lever is in first logical inslot removes, through first connecting hole drives first main part removes in fixed sleeve.

Further, drive mechanism still includes the action bars, the action bars is provided with the second and leads to the groove, the actuating lever wears to locate the second leads to the inslot, action bars one end with but fixed sleeve pivot ground is connected.

Furthermore, the transmission mechanism further comprises a connecting shaft, a connecting seat is arranged on the fixing sleeve, a second connecting hole is formed in the connecting seat, a third connecting hole is formed in one end, capable of being pivotally connected with the fixing sleeve, of the operating rod, and the connecting shaft penetrates through the third connecting hole and the second connecting hole.

Further, drive mechanism still includes first cushion and second cushion, first cushion is provided with first through-hole, the second cushion is provided with the second through-hole, first cushion set up in the connecting seat with between the action bars, the connecting axle is worn to establish first through-hole, the second cushion set up in the action bars with between the fixed sleeve, the actuating lever is worn to establish the second through-hole.

Further, the operating rod comprises a working portion and an operating portion, the second through groove is formed in the working portion, one end of the working portion is connected with the fixed sleeve in a pivoted mode, the other end of the working portion is connected with the operating portion, a handle is arranged at one end, far away from the working portion, of the operating portion, and the handle is used for holding.

Further, the working portion is of a plate-shaped structure, the first cushion block and the second cushion block are of a cylindrical structure, two end faces of the first cushion block are respectively abutted to the connecting seat and the bottom face of the working portion, and the second cushion block is respectively abutted to the fixing sleeve and the bottom face of the working portion.

Further, the first connection hole is threadedly connected with the driving rod.

Further, the connecting shaft is in threaded connection with the connecting seat.

Furthermore, the central drill chuck is used for fixing a drill, and the tail end of the drill sleeve is fixed at the lathe tailstock.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a drilling device for manually propelling and processing a central drill, which can control the feeding force and can timely find the chip clamping phenomenon of a drill bit and timely remove chips during drilling by a manual uniform driving force; the device has the advantages of simple structure, more stable processed small holes, easy removal of scrap iron, improvement of the processing precision of the hole diameter, prolongation of the service life of the drill bit and saving of the production cost.

Drawings

Fig. 1 is a schematic structural view of a device for manually propelling drilling according to the present invention;

fig. 2 is an exploded view of a manual drill device according to the present invention;

FIG. 3 is a schematic view of a first main structure of the present invention;

FIG. 4 is a schematic view of a second main structure of the present invention;

FIG. 5 is a schematic view of the structure of the operation rod of the present invention;

fig. 6 is a side view of the structure of a device for manually propelling drilling according to the present invention;

in the figure: 10. a first body; 20. a second body; 30. a transmission mechanism; 11. a central drill chuck; 12. a travel bar; 21. the tail end of the drill bit sleeve; 22. fixing the sleeve; 31. a drive rod; 32. an operating lever; 33. A connecting shaft; 34. a first cushion block; 35. a second cushion block; 121. a first connection hole; 221. a first through groove; 222. a connecting seat; 223. a second connection hole; 321. a second through groove; 322. a working part; 323. an operation section; 324. a handle; 325. a third connection hole; 341. a first through hole; 351. a second via.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to the attached drawings of the specification, the utility model provides a technical scheme: a device for manually propelling a borehole, comprising: a first body 10, a second body 20 and a transmission mechanism 30; the first body 10 comprises a drill chuck 11 and a movable rod 12 fixedly connected to the drill chuck 11, wherein a first connection hole 121 is formed in one end of the movable rod 12, which is far away from the drill chuck 11; the second main body 20 comprises a drill bit sleeve tail end 21 and a fixed sleeve 22 fixedly connected with the drill bit sleeve tail end, a first through groove 221 is formed in the wall of the fixed sleeve 22, and a part of the movable rod 12 is movably arranged in the fixed sleeve 22; the transmission mechanism 30 includes a driving rod 31, the driving rod 31 penetrates through the first through groove 221 and is fixedly connected to the first connection hole 121, the driving rod 31 moves in the first through groove 221, and the first body 10 is driven by the first connection hole 121 to move in the fixing sleeve 22.

In this embodiment, it is preferable that a cylinder with a diameter of 25mm is welded at the rear of the central drill chuck 11 as the moving rod 12, the rear end 21 of the drill bit sleeve is preferably a morse 5 drill bit sleeve for fitting with the lathe tailstock, and a fixing sleeve 22 for fitting with the moving rod is welded at the front part of the rear end 21 of the drill bit sleeve.

Preferably, the transmission mechanism 30 further includes an operating rod 32, the operating rod 32 is provided with a second through groove 321, the driving rod 31 is inserted into the second through groove 321, and one end of the operating rod 32 is pivotally connected to the fixing sleeve 22.

Preferably, the transmission mechanism 30 further includes a connecting shaft 33, the fixing sleeve 22 is provided with a connecting seat 222, the connecting seat 222 is provided with a second connecting hole 223, one end of the operating rod 32 pivotally connected to the fixing sleeve 22 is provided with a third connecting hole 325, and the connecting shaft 33 is inserted through the third connecting hole 325 and the second connecting hole 223.

Preferably, the transmission mechanism 30 further includes a first pad block 34 and a second pad block 35, the first pad block 34 is provided with a first through hole 341, the second pad block 35 is provided with a second through hole 351, the first pad block 34 is disposed between the connecting seat 222 and the operating rod 32, the connecting shaft 33 is disposed through the first through hole 341, the second pad block 35 is disposed between the operating rod 32 and the fixing sleeve 22, and the driving rod 31 is disposed through the second through hole 351.

Preferably, the operating lever 32 includes a working portion 322 and an operating portion 323, the second through-slot 321 is disposed on the working portion 322, one end of the working portion 322 is pivotally connected to the fixing sleeve 22, the other end of the working portion 322 is connected to the operating portion 323, one end of the operating portion 323 away from the working portion 322 is disposed with a handle 324, and the handle 324 is used for holding by hand.

Preferably, the working portion 322 is a plate-shaped structure, the first cushion block 34 and the second cushion block 35 are cylindrical structures, two end surfaces of the first cushion block 34 are respectively abutted against the bottom surfaces of the connecting seat 222 and the working portion 322, and the second cushion block 35 is respectively abutted against the bottom surfaces of the fixing sleeve 22 and the working portion 322.

Preferably, the first connection hole 121 is threadedly connected with the driving rod 31.

Preferably, the connecting shaft 33 is threadedly connected with the connecting seat 222.

Preferably, the center drill chuck 11 is used for fixing a drill, and the tail end 21 of the drill sleeve is fixed at the tail seat of the lathe.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A device for manually propelling a borehole, comprising:

the drill chuck comprises a first main body and a second main body, wherein the first main body comprises a central drill chuck and a movable rod fixedly connected to the central drill chuck, and one end of the movable rod, which is far away from the central drill chuck, is provided with a first connecting hole;

the second main body comprises a drill bit sleeve tail end and a fixing sleeve fixedly connected with the drill bit sleeve tail end, a first through groove is formed in the wall of the fixing sleeve, and part of the moving rod is movably arranged in the fixing sleeve;

drive mechanism, drive mechanism includes the actuating lever, the actuating lever is worn to establish first logical groove with first connecting hole fixed connection, the actuating lever is in first logical inslot removes, through first connecting hole drives first main part removes in fixed sleeve.

2. The device for manually propelling a drill hole according to claim 1, wherein the transmission mechanism further comprises an operating rod, the operating rod is provided with a second through groove, the driving rod penetrates through the second through groove, and one end of the operating rod is pivotally connected with the fixing sleeve.

3. The device for manually propelling drilling according to claim 2, wherein the transmission mechanism further comprises a connecting shaft, the fixing sleeve is provided with a connecting seat, the connecting seat is provided with a second connecting hole, one end of the operating rod pivotally connected with the fixing sleeve is provided with a third connecting hole, and the connecting shaft is inserted into the third connecting hole and the second connecting hole.

4. A device for manually propelling a drill hole according to claim 3, wherein the transmission mechanism further comprises a first pad and a second pad, the first pad is provided with a first through hole, the second pad is provided with a second through hole, the first pad is disposed between the connecting seat and the operating rod, the connecting shaft is disposed through the first through hole, the second pad is disposed between the operating rod and the fixed sleeve, and the driving rod is disposed through the second through hole.

5. A device for manually propelling a drill hole according to claim 4, wherein the operating lever comprises a working portion and an operating portion, the second through slot is disposed on the working portion, one end of the working portion is pivotally connected to the fixing sleeve, the other end of the working portion is connected to the operating portion, and a handle is disposed at an end of the operating portion away from the working portion and used for holding by hand.

6. A device for manually driving a drill hole according to claim 5 wherein said working portion is of a plate-like configuration, said first and second pads are of a cylindrical configuration, said first pad having opposite end faces abutting said attachment socket and said working portion bottom surface, respectively, and said second pad abutting said attachment socket and said working portion bottom surface, respectively.

7. A hand-propelled drilling apparatus according to claim 1 and wherein said first connection aperture is threadably connected to said drive shaft.

8. A device for manually propelling a borehole according to claim 3, wherein the connecting shaft is threadedly connected to the connecting socket.

9. The hand-propelled drilling device as claimed in claim 1, wherein the drill chuck is used for fixing a drill bit, and the tail end of the drill bit sleeve is fixed at a lathe tailstock.

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