CN214769231U - Slotting machine tool bit - Google Patents
Slotting machine tool bit Download PDFInfo
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- CN214769231U CN214769231U CN202120488700.5U CN202120488700U CN214769231U CN 214769231 U CN214769231 U CN 214769231U CN 202120488700 U CN202120488700 U CN 202120488700U CN 214769231 U CN214769231 U CN 214769231U
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- cutter
- tool bit
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- slotting machine
- machine tool
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Abstract
The utility model discloses a slotting machine tool bit, which comprises a positioning part and a main tool part, wherein the positioning part is used for being connected with a tool bar; the main cutter part and the positioning part are integrally formed and connected with the cutter bar, and the positioning part and the main cutter part form an L-shaped structure. The utility model provides an slotting machine tool bit through the L type structure that location portion and main sword portion constitute, direct mounting can realize the location, reduces the tool setting operation, and the installation is more convenient, and the operation is simpler; and location portion stretches into the fixed orifices back, because the block of main sword portion and cutter arbor for location portion is fixed in the position of fixed orifices, can not produce relative slip, direct fixed locking can, need not be fixed to the tool bit all the time manually, and the replacement process of tool bit model is more simple and convenient, greatly improves work efficiency. The utility model discloses simple structure, the effect is showing, is suitable for extensive popularization.
Description
Technical Field
The utility model relates to a processing equipment technical field, in particular to, slotting machine tool bit.
Background
The slotting machine is a linear motion machine tool which utilizes the vertical reciprocating motion of a slotting tool to slotting a key groove and a profile hole, carries out metal cutting and is used for processing groove characteristics. When in machining, the workpiece on the workbench does longitudinal, transverse or rotary motion, and the slotting tool does up-and-down reciprocating motion to cut the workpiece. When the inner hole key groove without a through hole or with an obstacle shoulder is processed, only the slotting machine can be utilized. The slotting tool comprises a tool bar and a tool bit, wherein the tool bit has various types and is replaced according to the machining size.
Current tool bit is mostly cuboid upper portion and makes into the structure of specific cutting shape, because tool bit fixed position is mostly darker through-hole on the cutter arbor, when the tool bit replacement installation, needs the manual location calibration that carries out the position that the tool bit stretches into the cutter arbor, needs manual fixed tool bit always before fixed completion in addition, avoids sliding, and the installation difficulty seriously influences work efficiency. Meanwhile, the existing tool bit is easy to wear due to the structure, the service life is short, burrs are easy to generate on a workpiece in the cutting process, the production precision is influenced, and the attractiveness of the workpiece is influenced.
To above-mentioned problem, design a tool bit, when solving the tool bit replacement installation that prior art exists, need manually carry out the location calibration of the position that the tool bit stretched into the cutter arbor, the installation difficulty, very easily slides, seriously influences work efficiency's problem.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model provides a technical problem lies in, provides a slotting machine tool bit to when solving the tool bit replacement installation that prior art exists, need manually carry out the location calibration that the tool bit stretched into the position of cutter arbor, the dismouting difficulty is very easily slided, seriously influences work efficiency's problem.
The utility model provides an slotting machine tool bit, include:
the positioning part is used for being connected with the cutter bar;
the main cutter part is integrally formed with the positioning part and connected with the cutter bar, and the positioning part and the main cutter part form an L-shaped structure.
Preferably, the main blade portion includes:
a connecting part which is integrally formed with the positioning part and is connected with the cutter bar;
the cutter part is integrally formed with the connecting part, one end of the cutter part is a main cutter part, the other end of the cutter part is a rear cutter part, and the width of the rear cutter part is smaller than that of the main cutter part.
Preferably, the cutter portion is a prism, the upper surface of the cutter portion is an arc protruding upward, and the lower surface of the cutter portion is connected to the connecting portion.
Preferably, an included angle between the upper surface of the cutter portion and the rear surface of the cutter portion is an obtuse angle.
Preferably, the upper surface of the cutter portion is provided with a wear-resistant chamfer.
Preferably, the connecting part is prismatic, and a knife edge chamfer is arranged at the connecting part of the connecting part and the cutting knife part.
Preferably, the front surface of the main blade part is an inward concave cambered surface.
Preferably, the positioning portion is a prism.
Preferably, the positioning part is a rectangular parallelepiped.
According to the scheme, the slotting machine tool bit provided by the utility model can be positioned by direct installation through the L-shaped structure formed by the positioning part and the main tool part, so that the tool setting operation is reduced, the installation is more convenient, and the operation is simpler; and location portion stretches into the fixed orifices back, because the block of main sword portion and cutter arbor for location portion is fixed in the position of fixed orifices, can not produce relative slip, direct fixed locking can, need not be fixed to the tool bit all the time manually, and the replacement process of tool bit model is more simple and convenient, greatly improves work efficiency. The utility model provides a during the tool bit replacement installation that prior art exists, need manually carry out the location calibration that the tool bit stretches into the position of cutter arbor, the installation difficulty is very easily slided, seriously influences work efficiency's problem, simple structure, and the effect is showing, is suitable for extensive popularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a tool bit of an slotting machine provided in an embodiment of the present invention;
FIG. 2 is a perspective view of the cutting head of the slotting machine shown in FIG. 1 from another perspective;
fig. 3 is a schematic structural view of a connection between a tool bit and a tool bar of the slotting machine according to an embodiment of the present invention;
FIG. 4 is a front view of a cutting head of the slotting machine shown in FIG. 1;
FIG. 5 is a schematic top view of the cutting head and tool bar of the slotting machine of FIG. 3;
fig. 6 is a sectional view of the structure taken along line a-a in fig. 5.
In FIGS. 1-6:
1. a positioning part; 2. a main blade section; 3. a cutter bar; 21. a connecting portion; 22. a cutter part; 23. a front surface; 211. chamfering the knife edge; 221. a main cutter portion; 222. a rear cutter portion; 223. an upper surface; 224. a rear surface; 225. and (5) wear-resistant chamfering.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Example 1
Referring to fig. 1 to 6, an embodiment of a cutting head of an slotting machine according to the present invention will be described. The slotting machine tool bit comprises a positioning part 1 and a main tool part 2, wherein the positioning part 1 is used for being connected with a tool bar 3; the main cutter part 2 and the positioning part 1 are integrally formed and connected with the cutter bar 3, and the positioning part 1 and the main cutter part 2 form an L-shaped structure.
For convenience of explanation, please refer to fig. 1, an oxyz space rectangular coordinate system is established with any point in space as an origin, wherein an XY plane is a horizontal plane, a direction indicated on the horizontal plane is a horizontal direction, and a direction indicated on a Z axis is a vertical direction. The length direction of the main knife part 2 is parallel to the x axis, the width direction is parallel to the y axis, the thickness direction is parallel to the z axis, the height direction of the positioning part 1 is parallel to the z axis, the positive direction of the z axis is upward, and the positive direction of the x axis is forward. The size of location portion 1 and the size phase-match of the last fixed orifices of cutter arbor 3, main sword portion 2 sets up in location portion 1 top, and location portion 1 stretches into the fixed orifices, and until main sword portion 2 and the contact of cutter arbor 3 to the card is on cutter arbor 3, and modes such as rethread bolt are fixed location portion 1.
Compared with the prior art, the slotting machine tool bit can be positioned by directly installing the L-shaped structure formed by the positioning part 1 and the main tool part 2, so that the tool setting operation is reduced, the installation is more convenient, and the operation is simpler; and location portion 1 stretches into the fixed orifices after, because the block of main sword portion 2 and cutter arbor 3 for location portion 1 is fixed in the position of fixed orifices, can not produce relative slip, direct fixed locking can, need not be fixed to the tool bit all the time manually, and the replacement process of tool bit model is more simple and convenient, greatly improves work efficiency. The utility model provides a during the tool bit replacement installation that prior art exists, need manually carry out the location calibration that the tool bit stretches into the position of cutter arbor 3, the installation difficulty is very easily slided, seriously influences work efficiency's problem, simple structure, and the effect is showing, is suitable for extensive popularization.
Example 2
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6 together, the structure of the slotting machine tool bit provided in this embodiment is substantially the same as that of embodiment 1, and the difference is that the main tool part 2 includes a connecting part 21 and a cutting part 22, wherein the connecting part 21 is integrally formed with the positioning part 1 and is connected with the tool bar 3; the cutter portion 22 is integrally formed with the connecting portion 21, one end of the cutter portion 22 is a main cutter portion 221, the other end is a rear cutter portion 222, and the width of the rear cutter portion 222 is smaller than that of the main cutter portion 221. The main cutter part 221 firstly contacts with the workpiece in the cutting process to cut the workpiece, after cutting, the cutter part 22 is wholly immersed into the workpiece, and the rear cutter part 222 can contact with the cutting plane of the workpiece due to the processing precision in the recovery process of the cutter bar 3, so that burrs are generated. The width of back cutter portion 222 is less than the width of main cutter portion 221, and the size of back cutter portion 222 in the y axle direction is less than the size of main cutter portion 221 in the y axle direction promptly, and like this cutter arbor 3 retrieves the in-process, back cutter portion 222 can not contact with the work piece to effectively avoid unedged production.
In the present embodiment, the cutter portion 22 is a prism, the upper surface 223 of the cutter portion 22 is an arc shape protruding upward, and the lower surface of the cutter portion 22 is connected to the connection portion 21. The curved upper surface 223 of the cutter portion 22 provides the cutter portion 22 with a good cutting force and is not easily damaged.
In this embodiment, the included angle between the upper surface 223 of the cutter portion 22 and the rear surface 224 of the cutter portion 22 is an obtuse angle, so that the slotting machine tool bit is better in clamping and positioning effects with the cutter bar 3, and meanwhile, the cutter bar 3 provides better supporting force for the cutter portion 22, so that the cutting effect is better.
In this embodiment, the upper surface 223 of the cutter portion 22 is provided with the anti-wear chamfer 225, the transition between the upper surface 223 of the cutter portion 22 and the adjacent surface is smoother, the impact resistance effect is better, the wear of the cutter portion 22 is effectively reduced, and the service life is prolonged.
In this embodiment, the connecting portion 21 is a prism, and a knife edge chamfer 211 is provided at the connection between the connecting portion 21 and the cutter portion 22, where the knife edge chamfer 211 may be an inclined surface for transition. When the main cutter portion 2 contacts with a workpiece, the knife edge chamfer 211 is used for avoiding the connecting portion 21 from generating friction collision with the workpiece, a certain space is left between the connecting portion 21 and the workpiece, and meanwhile damage to the workpiece is avoided.
In the present embodiment, the front surface 23 of the main blade portion 2 is an inwardly concave arc surface, which can provide a good supporting force for the main blade portion 221 of the main blade portion 2, so that the cutting effect is better, and the main blade portion 2 is less prone to damage. It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the positioning portion 1 and the main blade portion 2 and the structures contained therein must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In this embodiment, the positioning portion 1 is a prism, and the prism engagement positioning effect is better. Location portion 1 is the cuboid, and the cuboid is the common shape of work piece, simple structure, and processing is convenient and the block location effect is splendid.
The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other. Details not described in the embodiments of the present invention belong to the prior art known to those skilled in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A slotting machine tool bit, comprising:
the positioning part (1) is connected with the cutter bar (3);
the main cutter part (2) is integrally formed with the positioning part (1) and connected with the cutter bar (3), and the positioning part (1) and the main cutter part (2) form an L-shaped structure.
2. A slotting machine tool head according to claim 1, wherein the main blade portion (2) comprises:
a connecting part (21) which is integrally formed with the positioning part (1) and is connected with the cutter bar (3);
the cutter part (22) is integrally formed with the connecting part (21), one end of the cutter part (22) is a main cutter part (221), the other end of the cutter part is a rear cutter part (222), and the width of the rear cutter part (222) is smaller than that of the main cutter part (221).
3. The slotting machine tool bit according to claim 2, wherein the cutter portion (22) is prismatic, the upper surface (223) of the cutter portion (22) is arc-shaped protruding upward, and the lower surface of the cutter portion (22) is connected with the connecting portion (21).
4. A slotting machine tool head according to claim 3, wherein the upper surface (223) of the cutter portion (22) forms an obtuse angle with the rear surface (224) of the cutter portion (22).
5. A slotting machine tool head according to claim 3, wherein the upper surface (223) of the cutter portion (22) is provided with a wear chamfer (225).
6. A slotting machine tool head according to claim 3, wherein the connecting part (21) is prismatic and the junction of the connecting part (21) and the cutter part (22) is provided with a cutting edge chamfer (211).
7. A slotting machine tool bit according to any one of claims 1 to 6, wherein the front surface (23) of the main cutting portion (2) is concavely curved.
8. A slotting machine tool bit according to claim 7, wherein the locating portion (1) is prismatic.
9. A slotting machine tool bit according to claim 7, wherein the locating portion (1) is a cuboid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120488700.5U CN214769231U (en) | 2021-03-08 | 2021-03-08 | Slotting machine tool bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120488700.5U CN214769231U (en) | 2021-03-08 | 2021-03-08 | Slotting machine tool bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214769231U true CN214769231U (en) | 2021-11-19 |
Family
ID=78755771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120488700.5U Active CN214769231U (en) | 2021-03-08 | 2021-03-08 | Slotting machine tool bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214769231U (en) |
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2021
- 2021-03-08 CN CN202120488700.5U patent/CN214769231U/en active Active
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