CN218611823U - Boring equipment - Google Patents

Abstract

The utility model discloses a bore hole equipment belongs to machining equipment technical field, include: the slide carriage box is connected with the knife rest; the cutter bar is connected with the cutter rest; the cutter is connected with the cutter bar; the cross section of the cutter is of a parallelogram structure, and one end of the cutter, which is close to a workpiece, is provided with a first cutting edge and a second cutting edge; the first cutting edge and the second cutting edge are in a central symmetry structure. The utility model provides a transmission reaming need change the hole cutter arbor many times and lead to the technical problem of bore hole inefficiency, realized utilizing central symmetry's first cutting edge and second cutting edge to carry out the technological effect of bore hole in order to improve bore hole efficiency to the work piece.

Description

Boring equipment

Technical Field

The utility model relates to a machining equipment technical field, concretely relates to bore hole equipment.

Background

The boring is further processing of forged, cast or drilled holes, and can enlarge the aperture, improve the precision, reduce the surface roughness and better correct the deviation of the original hole axis.

In the prior art, the manner of processing the aperture includes: firstly, a drill bit is used for processing a bottom hole, then, an inner hole lathe tool with small diameter is used for reaming, and finally, the inner hole lathe tool with large diameter is used for continuing reaming. Adopt traditional reaming mode to need change the hole cutter arbor many times, lead to bore hole inefficiency, intensity of labour is high, in addition, also is not convenient for observe the condition of bore hole at the bore hole in-process.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a boring equipment for carry out the bore hole to the work piece, include:

a slide carriage box is arranged on the upper portion of the slide carriage,

the knife rest is connected with the slide carriage box;

the cutter bar is connected with the cutter rest;

the cutter is connected with the cutter bar;

the cross section of the cutter is of a parallelogram structure, and one end of the cutter, which is close to a workpiece, is provided with a first cutting edge and a second cutting edge;

the first cutting edge and the second cutting edge are in a central symmetry structure.

Optionally, the tool holder comprises a fixed table, and a first fixing bolt threadedly connected with the fixed table.

Optionally, the fixing table is of an i-shaped structure, and concave parts at two sides of the fixing table are first fixing grooves;

the width of the first fixing groove is larger than the thickness of the cutter bar;

the first fixing bolt is arranged above the first fixing groove and is used for fixing the cutter bar after being connected with the cutter bar arranged in the first fixing groove.

Optionally, one end of the cutter bar is connected with the fixed table, a groove is formed in the middle of the other end of the cutter bar, and the groove is a second fixed groove;

the height of the second fixing groove is larger than the thickness of the cutter.

Optionally, a threaded hole penetrating through the second fixing groove and a second fixing bolt matched with the threaded hole are arranged above the second fixing groove;

and the second fixing bolt is connected with the cutter and then used for fixing the cutter.

Optionally, the boring device further comprises a fixing piece,

the fixing piece is a chuck and is used for fixing a workpiece and driving the workpiece to rotate;

the chuck is provided with a plurality of jaws.

By adopting the technical scheme, the utility model discloses mainly have following technological effect:

the cutter is arranged on the cutter bar, and the first cutting edge and the second cutting edge which are centrosymmetric are arranged on the cutting surface of the cutter to bore the workpiece, so that the technical problem that the boring efficiency is low due to the fact that the inner hole cutter bar needs to be replaced for multiple times in transmission reaming is solved, and the technical effect of boring the workpiece by using the first cutting edge and the second cutting edge which are centrosymmetric to improve the boring efficiency is achieved.

Drawings

Fig. 1 is a schematic structural diagram of a boring device according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken along the line A-A in FIG. 1

FIG. 4 is a cross-sectional view taken along the lines B-B and C-C in FIG. 3.

Wherein the reference numerals have the following meanings:

1. a slide carriage box;

2. a tool holder; 21. a fixed table; 211. a first fixing groove; 22. a first fixing bolt;

3. a cutter bar; 31. a second fixing groove; 32. a threaded hole; 33. a second fixing bolt;

4. a cutter; 41. a first cutting edge; 42. a second cutting edge.

5. A fixing member; 51. the claw.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the drawings attached to the specification 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 efforts belong to the protection scope of the present invention.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1 to 4, the present invention provides a boring device, which comprises a carriage case 1, a tool holder 2 connected to the carriage case 1, a tool bar 3 connected to the tool holder 2, and a tool 4 connected to the tool bar 3, for boring a workpiece in practical use.

It can be understood that the slide carriage box 1 is a control box for the feeding motion of the lathe, a mechanism for changing the rotation motion of a feed bar and a lead screw into the linear motion of the tool rest is arranged in the slide carriage box, the longitudinal feeding motion, the transverse feeding motion and the rapid movement of the tool rest are realized through the transmission of the feed bar, and the tool rest is driven to make the longitudinal linear motion through the lead screw so as to facilitate the turning.

Further, knife rest 2 links to each other with carriage box 1 for fixed cutter arbor 3, wherein, knife rest 2 includes fixed station 21, and with fixed station 21 threaded connection's first fixing bolt 22, wherein, fixed station 21 is the I-shaped structure, and its both sides indent department is first fixed slot 211, just the width of first fixed slot 211 is greater than the thickness of cutter arbor 3, makes in first fixed slot 211 can be located to the one end of cutter arbor 3, first fixing bolt 22 locates the top of first fixed slot 211, is used for carrying on spacingly with the cutter arbor 3 back of linking to each other to the cutter arbor.

Further, the cutter bar 3 is a rectangular structure, and has a certain mechanical strength and rigidity, and can fix the cutter 4 on the cutter holder 2, wherein one end of the cutter bar 3 is connected with the fixing table 21 through the first fixing bolt 22, a groove is horizontally formed in the middle of the other end of the cutter bar 3 along the width direction of the rectangular cutter bar, the groove is a second fixing groove 31, and the height of the second fixing groove 31 is greater than the thickness of the cutter 4, so that the cutter 4 is arranged in the second fixing groove 31. In addition, a threaded hole 32 is formed above the second fixing groove 31, and a second fixing bolt 33 is fitted into the threaded hole 32.

It can be understood that, by providing the second fixing groove 31, providing the threaded hole 32 above the second fixing groove 31 and providing the second fixing bolt 33 adapted to the threaded hole 32, after the operator horizontally places the cutter 4 in the second fixing groove 31, the operator can fix the cutter 4 on the cutter bar 3 by screwing the second fixing bolt 33 to connect with the cutter 4.

Further, the cutter 4 has certain mechanical strength and rigidity and is used for boring a workpiece, wherein the cross section of the cutter 4 is of a parallelogram structure, and two opposite corners far away from each other are respectively abutted against the workpiece, so that the function of boring in the workpiece is achieved through the rotation of the workpiece.

Further, one end of the tool 4 close to the workpiece is of a central symmetry structure, and includes a first cutting edge 41 disposed on the upper left side and a second cutting edge 42 disposed on the lower right side, and by providing the first cutting edge 41 and the second cutting edge 42 of the central symmetry, when an operator cuts the end surface of the workpiece, the cutting forces received by the first cutting edge 41 and the second cutting edge 42 are opposite in direction, so as to cancel each other out, only the tool 4 and the tool bar 3 have sufficient mechanical strength and rigidity, the workpiece can be bored by the tool 4, and meanwhile, the distance between two opposite corners of the tool 4 that are far apart is the diameter of the bored hole.

Further, the boring device further comprises a fixing part 5, wherein the fixing part 5 is used for fixing a workpiece and driving the workpiece to rotate, so that a tool 4 is used for boring in the rotating workpiece, in a preferred embodiment, the fixing part 5 is a chuck, a plurality of jaws 51 are arranged on the fixing part 5, the jaws 51 are connected with the workpiece, so that the workpiece is fixed on the fixing part 5, and the tool is driven to rotate through the rotation of the chuck.

Finally, it should be noted that: the embodiment of the present invention is only disclosed as a preferred embodiment of the present invention, and is only used for illustrating the technical solution of the present invention, not limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (6)

1. A boring apparatus for boring a workpiece, comprising:

the slide carriage box is provided with a slide carriage box,

the knife rest is connected with the slide carriage box;

the cutter bar is connected with the cutter rest;

the cutter is connected with the cutter bar;

the cross section of the cutter is of a parallelogram structure, and one end of the cutter, which is close to a workpiece, is provided with a first cutting edge and a second cutting edge;

the first cutting edge and the second cutting edge are in a central symmetry structure.

2. A boring apparatus as claimed in claim 1, wherein the tool holder includes a fixed table, and a first fixing bolt threadedly coupled to the fixed table.

3. A boring device according to claim 2, wherein the fixing table is of an i-shaped structure, and the concave parts on two sides of the fixing table are first fixing grooves;

the width of the first fixing groove is larger than the thickness of the cutter bar;

the first fixing bolt is arranged above the first fixing groove and is used for fixing the cutter bar after being connected with the cutter bar arranged in the first fixing groove.

4. A boring device according to claim 2, wherein one end of the cutter bar is connected with the fixed table, a groove is formed in the middle of the other end of the cutter bar, and the groove is a second fixed groove;

the height of the second fixing groove is larger than the thickness of the cutter.

5. The boring device as claimed in claim 4, wherein a threaded hole is formed above the second fixing groove, and a second fixing bolt is matched with the threaded hole;

and the second fixing bolt is connected with the cutter and then used for fixing the cutter.

6. A boring apparatus as claimed in claim 1, further comprising a fixing member,

the fixing piece is a chuck and is used for fixing a workpiece and driving the workpiece to rotate;

the chuck is provided with a plurality of jaws.

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