CN217370509U

CN217370509U - Forming lathe tool for machining metal casting

Info

Publication number: CN217370509U
Application number: CN202221268365.9U
Authority: CN
Inventors: 向小龙; 张瑜; 张春元; 唐敏
Original assignee: Chongqing Jinfeng Machinery Manufacturing Co ltd
Current assignee: Chongqing Jinfeng Machinery Manufacturing Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-09-06
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses a forming lathe tool for processing metal castings, which is characterized in that a first groove and a second groove for installing a cutting knife and a clamping plate are respectively arranged on a lathe tool body, and the clamping plate is arranged above the cutting knife and used for arranging a fixing clamp of the cutting knife on the lathe tool body; the clamping plate is fixed on the lathe tool body through the spiral piece, so that the clamping plate can be taken down from the lathe tool body through the spiral piece, and the cutting knife is convenient to replace; the fixing strips extending to the rectangular grooves of the cutting knives are fixedly arranged on the two sides of the first groove, the fixing strips and the rectangular grooves are combined, the cutting knives are limited to rotate, the cutting knives are completely fixed on the turning tool body, the situation that the cutting knives deflect when the cutting knives cut a workpiece is avoided, errors are caused in machining of the workpiece, the cutting knives can be driven by the knife holder to rotate to different angles, end faces or holes can be machined on the workpiece, and machining efficiency of the workpiece is further improved.

Description

Forming lathe tool for machining metal casting

Technical Field

The utility model relates to a cutting sword technical field, in particular to shaping lathe tool is used in metal casting processing.

Background

A turning tool is a tool having a cutting portion for turning, and a turning tool is one of the most widely used tools in cutting.

In the prior art, when the operation of processing terminal surface and turning hole, need use a lathe tool earlier to the terminal surface lathe work piece out the shaping after, use another lathe tool further to the work piece turn the hole, in the course of working, need change the cutter, so, not only waste time and energy, work efficiency is lower, because need reset the tool moreover, produces the error with relatively easy man-hour adding to influence the machining precision of work piece.

In addition, in the use of some lathe tools of current, the operation that a lathe tool can only process the terminal surface or the car hole to the work piece usually, because the lathe tool that can install on the blade holder is limited, and then leads to the staff not convenient for to the use of lathe tool.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shaping lathe tool is used in metal casting processing to in the use of staff to the lathe tool, with further reduction error, improve the machining precision of work piece, the machining efficiency of further improvement work piece.

For solving the technical problem, the utility model discloses a technical scheme:

a forming lathe tool for processing metal castings comprises

The turning tool comprises a turning tool body, a first clamping piece and a second clamping piece, wherein the turning tool body is L-shaped, a first groove is formed in the end part of the turning tool body, and a second groove is formed in the head part of the turning tool body;

the cutting knife is arranged in the first groove, rectangular grooves are formed in two sides of the cutting knife, fixing strips are arranged on two sides of the first groove, and the fixing strips are inserted in the rectangular grooves and used for limiting rotation of the cutting knife;

and the clamping plate is fixedly arranged in the second groove through a spiral piece and is positioned above the cutting knife, and the clamping plate is used for fixedly clamping the cutting knife on the turning tool body.

According to some embodiments, the cutting insert is a cemented carbide insert.

According to some embodiments, the tip of the cutting blade is curved.

According to some embodiments, the screw member has a screw hole formed therein.

According to some embodiments, the turning tool body is made of an aluminum alloy.

According to some embodiments, the turning tool body comprises a tool handle and a tool bit, wherein a sliding rod is fixedly arranged on one side of the tool bit opposite to the tool handle, and the sliding rod is slidably inserted into the tool handle.

According to some embodiments, a sliding groove for sliding the sliding rod is formed in the cutter handle along the length direction of the cutter handle, and a plurality of annular grooves are formed in an inner cavity of the sliding groove along the length direction of the sliding groove;

the sliding rod is of a hollow structure, a limiting component is arranged in an inner cavity of the sliding rod, and the limiting component extends to the outside of the sliding rod and abuts against the annular groove.

According to some embodiments, the limiting assembly comprises an installation shaft and a tweezer strip, the tweezer strip is sleeved on the installation shaft, limiting heads are fixedly arranged on the upper side and the lower side of the tweezer strip, the installation shaft is radially arranged in an inner cavity of the sliding rod, and the limiting heads extend to the outside of the sliding rod and abut against the inner wall of the annular groove.

According to some embodiments, the tweezer strip is V-shaped.

Has the advantages that:

1. through having seted up first recess and second recess on the lathe tool body, be used for installing cutting sword and cardboard respectively, and the cutting sword is located between lathe tool body and the cardboard, and the cardboard is used for locating the cutting sword fixing clip on the lathe tool body for cardboard, cutting sword and lathe tool body form a cutter wholly.

2. Fix the cardboard on the lathe tool body through the spiral for the cardboard can be taken off the cardboard from the lathe tool body through the spiral, is convenient for change the cutting knife.

3. The fixing strips extending to the rectangular grooves of the cutting knives are fixedly arranged on the two sides of the first groove, the fixing strips and the rectangular grooves are combined, the cutting knives are limited to rotate, the cutting knives are completely fixed on the turning tool body, the situation that the cutting knives deflect when the cutting knives cut a workpiece is avoided, errors are caused in machining of the workpiece, the cutting knives can be driven by the knife holder to rotate to different angles, end faces or holes can be machined on the workpiece, and machining efficiency of the workpiece is further improved.

Additional aspects and advantages of the invention 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 invention.

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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A shown in FIG. 2;

FIG. 4 is an enlarged view of a portion shown at B in FIG. 3;

fig. 5 is an exploded view of the present invention;

fig. 6 is a perspective sectional view of the present invention.

In the figure, 1 turning tool body, 11 first grooves, 12 second grooves, 13 fixing strips, 14 tool holders, 15 tool bits, 16 sliding rods, 161 limiting components, 1611 mounting shafts, 1612 tweezer strips, 1613 limiting heads, 17 sliding grooves, 18 annular grooves, 2 cutting tools, 21 rectangular grooves, 3 clamping plates, 4 spiral parts and 41 spiral holes.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to 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 the description of the present invention, the terms greater than, less than, exceeding, etc. are understood to exclude the number, and the terms above, below, inside, etc. are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 6, a forming turning tool for processing a metal casting includes a turning tool body 1, a cutting tool 2, a clamping plate 3 and a screw 4.

Lathe tool body 1, lathe tool body 1 are L shape, and first recess 11 has been seted up to the tip of lathe tool body 1, and second recess 12 has been seted up to the head of lathe tool body 1, and first recess 11 is used for installing cutting sword 2, and second recess 12 is used for installing cardboard 3.

Cutting sword 2, locate in first recess 11, rectangular channel 21 has all been seted up to the both sides of cutting sword 2, the both sides of first recess 11 all are provided with fixed strip 13, fixed strip 13 is pegged graft in rectangular channel 21, a rotation for limiting cutting sword 2, make can fix cutting sword 2 on lathe tool body 1 under the effect of fixed strip 13 and rectangular channel 21, avoided cutting sword 2 when cutting the work piece, the condition that cutting sword 2 takes place to deflect, and then cause the error to the processing of work piece.

The clamping plate 3 is fixedly arranged in the second groove 12 through the spiral piece 4, the clamping plate 3 is located above the cutting knife 2 and used for fixedly clamping the cutting knife 2 on the turning tool body 1, the cutting knife 2 is located between the turning tool body 1 and the clamping plate 3, the clamping plate 3 is fixed on the turning tool body 1 through screwing the spiral piece 4, and the cutting knife 2 is completely clamped inside the turning tool body 1 under the action of the clamping plate 3; when the clamping plate 3 needs to be taken down from the turning tool body 1, the cutting tool 2 is convenient to replace, and the spiral piece 4 can be unscrewed.

In conclusion, the structure enables the cutter to carry out end face turning or hole turning operation on the workpiece under the driving action of the cutter holder when the cutter rotates to different angles; for example: after the tool finishes the operation of turning the end face of the workpiece, the tool apron drives the tool to rotate 90 degrees anticlockwise or clockwise, and at the moment, the tool can finish the operation of turning the hole on the workpiece; the cutter can be conveniently used by workers, so that the times of tool changing and the times of tool setting are reduced, the machining error of the workpiece is further reduced, the machining precision of the workpiece is improved, and the efficiency of machining the workpiece is further improved.

Further, the cutting insert 2 is a cemented carbide insert to improve the strength of the cutting insert 2.

As shown in fig. 1, 5 and 6, the nose of the cutting blade 2 is arc-shaped, so that when the cutting blade 2 collides with a workpiece or is in a machining process of the workpiece while the cutting blade 2 is in tool setting or in the machining process of the workpiece, the too large friction force between the cutting blade 2 and the workpiece is avoided, and further the nose of the cutting blade 2 is affected, so that the nose of the cutting blade 2 becomes dull, the quality of the workpiece machined by the cutting blade 2 is caused, and the service life of the cutting blade 2 can be prolonged.

With continued reference to fig. 1, 5 and 6, the spiral member 4 is provided with a spiral hole 41 to facilitate the rotation of the spiral member 4, and the clamping plate 3 is removed to replace the cutting blade 2.

Further, the turning tool body 1 is made of aluminum alloy, so that the durability of the turning tool body 1 is improved, and the corrosion resistance is good.

Referring to fig. 3, 4, 5 and 6, the turning tool body 1 includes a tool holder 14 and a tool bit 15, a slide rod 16 is fixedly disposed on a side of the tool bit 15 opposite to the tool holder 14, and the slide rod 16 is slidably inserted into the tool holder 14, so that when the tool performs deep hole turning on a workpiece, the distance between the tool holder 14 and the tool bit 15 can be adjusted according to actual conditions, so as to further ensure the processing quality of the deep hole of the workpiece.

Referring to fig. 3, 4 and 6, a sliding groove 17 for sliding the sliding rod 16 is formed in the interior of the hilt 14 along the length direction thereof, and a plurality of annular grooves 18 are formed in the inner cavity of the sliding groove 17 along the length direction thereof; the sliding rod 16 is of a hollow structure, a limiting component 161 is arranged in an inner cavity of the sliding rod 16, the limiting component 161 extends to the outside of the sliding rod 16 and abuts against the annular groove 18, when the tool bit 15 is pulled, the tool bit 15 drives the sliding rod 16 to slide in the sliding groove 17 inside the tool holder 14, and in the process that the sliding rod 16 slides along the sliding groove 17, one end of the limiting component 161 abuts against the inner wall of the annular groove 18, and at the moment, the limiting component can be used for fixing the distance between the tool holder 14 and the tool bit 15.

Referring to fig. 3, 4 and 6, the limiting assembly 161 includes an installation shaft 1611 and a tweezer strip 1612, the tweezer strip 1612 is sleeved on the installation shaft 1611, limiting heads 1613 are fixedly disposed on both upper and lower sides of the tweezer strip 1612, the installation shaft 1611 is radially disposed in an inner cavity of the sliding rod 16, the limiting heads 1613 extend to the outside of the sliding rod 16 and abut against an inner wall of the annular groove 18, when the sliding rod 16 is driven by the knife head 15 to slide in the sliding slot 17, the limiting heads 1613 do not abut against the inner wall of the annular groove 18, at this time, the corresponding limiting heads 1613 apply pressure to the upper and lower sides of the tweezer strip 1612, so that the tweezer strip 1612 is compressed inward, and when the limiting heads 1613 are just located in the annular groove 18, the upper and lower sides of the tweezer strip 1612 are both in a recovery state, and the limiting heads 1613 are pushed to abut against the inner wall of the annular groove 18, so as to facilitate movement of the sliding rod 16.

To illustrate, the tweezer bars 1612 are V-shaped, so that the tweezer bars 1612 have elastic properties, and the tweezer bars 1612 can be easily compressed inward, and have a pushing force when being reset outward, so as to drive the corresponding limiting heads 1613 to abut against the inner wall of the annular groove 18, and the sliding rod 16 cannot be moved under the effect of the combination of the limiting heads 1613 and the annular groove 18.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. The utility model provides a metal casting processing is with shaping lathe tool which characterized in that includes:

the turning tool comprises a turning tool body (1), wherein the turning tool body (1) is L-shaped, a first groove (11) is formed in the end part of the turning tool body (1), and a second groove (12) is formed in the head part of the turning tool body (1);

the cutting knife (2) is arranged in the first groove (11), rectangular grooves (21) are formed in the two sides of the cutting knife (2), fixing strips (13) are arranged on the two sides of the first groove (11), and the fixing strips (13) are inserted into the rectangular grooves (21) and used for limiting the rotation of the cutting knife (2);

the clamping plate (3) is fixedly arranged in the second groove (12) through a spiral piece (4), and the clamping plate (3) is located above the cutting knife (2) and is used for fixedly clamping the cutting knife (2) on the turning tool body (1).

2. The forming turning tool for machining metal castings according to claim 1, characterized in that the cutting blade (2) is a cemented carbide blade.

3. The forming turning tool for machining metal castings according to claim 2, characterized in that the tip of the cutting blade (2) is arc-shaped.

4. The forming turning tool for machining the metal casting according to claim 1, wherein the spiral piece (4) is provided with a spiral hole (41).

5. The forming turning tool for machining the metal casting according to claim 1, wherein the turning tool body (1) is made of an aluminum alloy.

6. The forming turning tool for machining the metal casting according to claim 1, wherein the turning tool body (1) comprises a tool holder (14) and a tool bit (15), a sliding rod (16) is fixedly arranged on one side of the tool bit (15) opposite to the tool holder (14), and the sliding rod (16) is slidably inserted into the tool holder (14).

7. The forming turning tool for machining the metal casting according to claim 6, wherein a sliding groove (17) for sliding the sliding rod (16) is formed in the tool holder (14) along the length direction of the tool holder, and a plurality of annular grooves (18) are formed in an inner cavity of the sliding groove (17) along the length direction of the sliding groove;

the sliding rod (16) is of a hollow structure, a limiting component (161) is arranged in an inner cavity of the sliding rod (16), and the limiting component (161) extends to the outside of the sliding rod (16) and abuts against the annular groove (18).

8. The forming turning tool for machining the metal casting according to claim 7, wherein the limiting assembly (161) comprises an installation shaft (1611) and a tweezer strip (1612), the tweezer strip (1612) is sleeved on the installation shaft (1611), limiting heads (1613) are fixedly arranged on the upper side and the lower side of the tweezer strip (1612), the installation shaft (1611) is radially arranged in an inner cavity of the sliding rod (16), and the limiting heads (1613) extend to the outer portion of the sliding rod (16) and abut against the inner wall of the annular groove (18).

9. The forming turning tool for machining metal castings according to claim 8, wherein the tweezer strip (1612) is V-shaped.