CN212652708U

CN212652708U - Assembled lathe tool structure

Info

Publication number: CN212652708U
Application number: CN202021191275.5U
Authority: CN
Inventors: 郭绍帅; 徐新; 吴波
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-05
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to the technical field of turning tools, and discloses an assembled turning tool structure, which comprises a tool handle, wherein the tool handle is provided with a mounting groove, and the mounting groove runs through two adjacent surfaces on the tool handle; a tool bit including a machining portion for turning and a mounting portion; the pressing block is embedded in the mounting groove; after tool bit and handle of a knife equipment, the installation department inlays and locates in the mounting groove, the briquetting inlays and locates in the mounting groove, just briquetting extrusion installation department butt in the mounting groove inner wall, simultaneously the locking bolt who runs through mounting groove and briquetting is worn to be equipped with by the screw thread on the handle of a knife. The utility model discloses have detachable handle of a knife and tool bit, only replace the tool bit, reduce the tool setting time, promote the effect of lathe work efficiency.

Description

Assembled lathe tool structure

Technical Field

The utility model belongs to the technical field of the technique of lathe tool and specifically relates to an assembled lathe tool structure is related to.

Background

A turning tool is a tool for turning having a cutting portion.

In the existing turning process, multiple groove types are mostly needed to be processed on one workpiece, a needed cutter type is prepared before processing, and turning tools are replaced on a lathe one by one according to a processing sequence to finish turning of the workpiece.

The above prior art solutions have the following drawbacks:

in the machining process, the turning tool needs to be continuously set when being frequently replaced, and the turning machining efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide an assembled lathe tool structure adopts detachable handle of a knife and tool bit, only replaces the tool bit, reduces the tool setting time, promotes lathe work efficiency.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

an assembled turning tool structure comprises

The tool holder is provided with a mounting groove, and the mounting groove penetrates through two adjacent surfaces of the tool holder;

a tool bit including a machining portion for turning and a mounting portion;

the pressing block is embedded in the mounting groove;

after tool bit and handle of a knife equipment, the installation department inlays and locates in the mounting groove, the briquetting inlays and locates in the mounting groove, just briquetting extrusion installation department butt in the mounting groove inner wall, simultaneously the locking bolt who runs through mounting groove and briquetting is worn to be equipped with by the screw thread on the handle of a knife.

Through adopting above-mentioned technical scheme, installation department can dismantle in the tool bit and inlay the mounting groove of locating the handle of a knife, when fixed tool bit, adopts briquetting extrusion tool bit to be fixed in the mounting groove to inject the briquetting through the locking bolt, realize the fixed connection between tool bit and the handle of a knife, otherwise then realize the dismantlement of tool bit, the different tool bits of the replacement of being convenient for reduce the tool setting time, promote lathe work efficiency.

The present invention may be further configured in a preferred embodiment as: the installation department includes perpendicular connection's pole one and pole two, pole one and processing portion fixed connection, the mounting groove is including inlaying groove one and groove two of establishing pole one and pole two respectively, the briquetting is including inlaying the first and second of the stop part of locating in groove one and groove two respectively, the locking bolt runs through stop part one.

Through adopting above-mentioned technical scheme, when the installation department inlays and locates in the mounting groove, pole one corresponds with two poles and inlays respectively and locates in groove one and groove two, and pole one is connected with two poles are perpendicular, realizes the relative movement between tool bit and the handle of a knife promptly, combines the injecing of briquetting again, realizes the fixed of tool bit in the handle of a knife.

The present invention may be further configured in a preferred embodiment as: a third groove parallel to and communicated with the groove is formed in the cutter handle, the second rod is slidably mounted in the second groove and the third groove, a third blocking part extends from one end, facing the second groove, of the second blocking part, and the third blocking part is used for extruding the second rod and is fixed in the third groove.

By adopting the technical scheme, after the second rod enters the third groove, a spacing space is reserved in the second groove, the third blocking part embedded in the spacing space extends from the second blocking part, and the third blocking part extruding rod is stably embedded in the third groove, so that the positioning and fixing stability of the tool bit in the tool shank is further improved.

The present invention may be further configured in a preferred embodiment as: a first positioning hole is formed in the pressing block, and a second positioning hole is formed in the first rod; when the second extrusion rod of the third blocking part is fixed in the third groove, the first positioning hole is aligned with the second positioning hole, and a positioning pin is inserted into the first positioning hole and the second positioning hole.

By adopting the technical scheme, when the second normal extrusion rod of the blocking part III is fixed in the third groove, the first positioning hole is aligned with the second positioning hole and inserted with the positioning pin, so that the position of the cutter head in the mounting groove is further limited and locked.

The present invention may be further configured in a preferred embodiment as: one end of the positioning pin is connected in the knife handle in a threaded mode.

Through adopting above-mentioned technical scheme, the one end threaded connection of locating pin is in the handle of a knife for form two point locking between briquetting and the handle of a knife, and then guarantee the stability after the tool bit is fixed, in lathe work, avoid the tool bit to take place the shake, guarantee processingquality.

The present invention may be further configured in a preferred embodiment as: the inner wall of the groove III far away from the groove II is provided with a first embedded groove, the first embedded groove is connected with a first embedded block in a clamping mode, the first embedded block extends to form a first sliding rod which penetrates through the knife handle and is far away from one end of the knife head, the inner wall of the groove II far away from the pressing block is provided with a second embedded groove, the second embedded groove is connected with a second embedded block in a clamping mode, and the second embedded block extends to form a second sliding rod which penetrates through the knife handle and is far away from one end of the pressing block.

… … by adopting the technical scheme.

The present invention may be further configured in a preferred embodiment as: the one end of handle of a knife towards the tool bit has seted up the draw-in groove, the embedded supporting shoe that is equipped with of draw-in groove, the supporting shoe butt is in the lower extreme of processing portion.

Through adopting above-mentioned technical scheme, the draw-in groove is stretched out to the supporting shoe part, and the supporting shoe butt has further injectd the removal of processing portion in the lower extreme of processing portion for among the lathe work process, the cutter head can be more stable cutting work piece, guarantees processingquality.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the tool handle is detachably connected with the tool bit, so that standardized clamping is realized, tool setting time is reduced by only replacing the tool bit, and turning efficiency is improved;

2. the numerical control turning machine tool solves the problems of clamping of tools of various types and is convenient to clamp a plurality of tool bits of one tool handle.

Drawings

FIG. 1 is a schematic view of the assembly of the first embodiment;

FIG. 2 is a schematic half-sectional view of the internal structure of a handle in accordance with an embodiment;

FIG. 3 is a schematic view for embodying a cutter head configuration;

FIG. 4 is a schematic diagram for embodying a compact structure;

fig. 5 is a schematic half-sectional view showing the internal structure of a handle according to the second embodiment.

In the figure, 1, a knife handle; 2. mounting grooves; 21. a first groove; 22. a second groove; 23. a third groove; 24. a card slot; 25. a support block; 3. a first caulking groove; 31. embedding a first block; 32. a first sliding rod; 4. a second caulking groove; 41. a second embedded block; 42. a second sliding rod; 5. a cutter head; 6. a processing section; 7. an installation part; 71. a first rod; 72. a second rod; 73. a second positioning hole; 8. briquetting; 81. a first blocking part; 82. a second blocking part; 83. a third blocking part; 84. a first positioning hole; 9. a locking bolt; 10. and a positioning pin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1, an assembled turning tool structure includes a tool shank 1 and a tool bit 5 (see fig. 3), where the tool bit 5 is detachably mounted in the tool shank 1. Before processing, a plurality of tool bits 5 of different models are prepared, the tool shank 1 is fixed on a lathe, processing of different cutting groove types is achieved by replacing the tool bits 5 on the tool shank 1, tool setting times are reduced, and turning efficiency is greatly improved.

As shown in fig. 2-4, handle of a knife 1 is the cuboid, mounting groove 2 has been seted up on handle of a knife 1, mounting groove 2 runs through a 1 horizontal direction side of handle of a knife and length direction's a terminal surface, and mounting groove 2 includes groove one 21 and groove two 22 of perpendicular connection, tool bit 5 includes processing portion 6 and installation department 7, processing portion 6 is used for the turning work piece, installation department 7 inlays to establish and cooperates in mounting groove 2, and installation department 7 includes first pole 71 and second pole 72 of vertically, first pole 71 and second pole 72 can correspond in embedding groove one 21 and groove two 22, realize the primary positioning of tool bit 5.

As shown in fig. 2-4, a third groove 23 is formed in the tool shank 1 in parallel with the second groove 22, the third groove 23 is only communicated with the second groove 22, when the second rod 72 of the mounting portion 7 is inserted into the second groove 22, the tool bit 5 is slid, the second rod 72 can be embedded into the groove, the relative position between the tool bit 5 and the tool handle 1 is further limited, meanwhile, a pressing block 8 is embedded in the mounting groove 2, the pressing block 8 comprises a first blocking part 81 and a second blocking part 82, the first blocking part 81 is embedded in the first groove 21, the second blocking part 82 is embedded in the second groove 22, the mounting part 7 can be pressed and fixed in the mounting groove 2 through the pressing block 8, and after the second rod 72 enters the third groove 23, a spacing space is reserved in the second groove 22, a third blocking part 83 embedded in the spacing space extends on the second blocking part 82, the third blocking part 83 presses the second rod 72 to be stably embedded in the third groove 23, and the positioning and fixing stability of the cutter head 5 in the cutter handle 1 is further improved.

As shown in fig. 2-4, a locking bolt 9 is threaded through the shank 1, and the locking bolt 9 also penetrates through the first groove 21 and the first blocking portion 81, so that the movement of the pressing block 8 in the mounting groove 2 is locked, and the purpose that the pressing block 8 fixes the tool bit 5 on the shank 1 is achieved. And the pressing block 8 is also provided with a first positioning hole 84, the first positioning hole 84 is communicated with the second groove 22, the first rod 71 is provided with a second positioning hole 73, when the third blocking part 83 normally extrudes the second rod 72 to be fixed in the third groove 23, the first positioning hole 84 is aligned with the second positioning hole 73 and is inserted into the positioning pin 10, the position of the cutter head 5 in the mounting groove 2 is further limited and locked, one end of the positioning pin 10 is in threaded connection with the cutter handle 1, so that two-point locking is formed between the pressing block 8 and the cutter handle 1, the stability of the cutter head 5 after being fixed is further ensured, the cutter head 5 is prevented from shaking in the turning process, and the processing quality is ensured.

As shown in fig. 2-4, a clamping groove 24 is formed in one end of the tool holder 1 facing the machining portion 6, the clamping groove 24 is communicated with the first groove 21, a supporting block 25 is embedded in the clamping groove 24, the supporting block 25 partially extends out of the clamping groove 24, however, one end, extending out of the clamping groove 24, of the supporting block 25 is not larger than the end portion of the machining portion 6, the supporting block 25 abuts against the lower end of the machining portion 6, movement of the machining portion 6 is further limited, the tool bit 5 can cut workpieces more stably in the turning process, and machining quality is guaranteed.

The implementation principle of the embodiment is as follows:

installation of tool bit 5 and tool shank 1: firstly, embedding the mounting part 7 of the tool bit 5 into the first groove 21 and the second groove 22 of the mounting groove 2, sliding the tool bit 5 to enable the second rod 72 to enter the third groove 23, embedding the pressing block 8 into the mounting groove 2, simultaneously extruding the second rod 72 by the third blocking part 83 to be completely fixed in the third groove 23, then installing the positioning pin 10 to verify the relative position between the tool bit 5 and the tool shank 1, if the positioning pin 10 penetrates through the first positioning hole 84 and the second positioning hole 73, the position of the tool bit 5 in the tool shank 1 is accurate, otherwise, the new tool bit 5 needs to be replaced, finally installing the locking bolt 9, and enabling the locking bolt 9 to penetrate through the tool shank 1 and the pressing block 8 to realize complete fixation of the tool bit 5; if it is desired to remove the cutter head 5, the above steps are reversed.

Example two:

the difference from the first embodiment is that:

as shown in fig. 5, a first embedding groove 3 is formed in the inner wall of the third groove 23 far away from the second groove 22, a first embedding block 31 is clamped in the first embedding groove 3, and a first sliding rod 71 penetrating through one end, far away from the tool bit 5, of the tool holder 1 extends from the first embedding block 31; meanwhile, a second embedded groove 4 is formed in the inner wall, far away from the pressing block 8, of the second groove 22, a second embedded block 41 is clamped in the second embedded groove 4, and a second sliding rod 72 penetrating through one end, far away from the pressing block 8, of the knife handle 1 extends from the second embedded block 41;

when dismantling tool bit 5, mostly just processing is accomplished, tool bit 5 is in a high temperature state this moment, scald easily when directly passing through the hand and taking out the major part from handle of a knife 1, can be through promoting slide bar one 71 and slide bar two 72 in proper order this moment, slide bar one 71 makes that insert one 31 catch bar two 72 gets into in groove two 22, slide bar two 72 makes installation department 7 break away from mounting groove 2, accomplish the demolition of tool bit 5 on handle of a knife 1, be convenient for quick replacement tool bit 5 in the course of working.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an assembled lathe tool structure which characterized in that: comprises that

The tool comprises a tool handle (1), wherein a mounting groove (2) is formed in the tool handle (1), and the mounting groove (2) penetrates through two adjacent surfaces of the tool handle (1);

a tool tip (5), the tool tip (5) comprising a machining portion (6) for turning and a mounting portion (7);

the pressing block (8) is embedded in the mounting groove (2);

after tool bit (5) and handle of a knife (1) equipment, installation department (7) inlay and locate in mounting groove (2), just briquetting (8) extrusion installation department (7) butt in mounting groove (2) inner wall, simultaneously locking bolt (9) that run through mounting groove (2) and briquetting (8) are worn to be equipped with by the screw thread on handle of a knife (1).

2. The assembled lathe tool structure of claim 1, wherein: installation department (7) are including perpendicular pole one (71) and pole two (72) of connecting, pole one (71) and processing portion (6) fixed connection, mounting groove (2) are including inlaying groove one (21) and groove two (22) of establishing pole one (71) and pole two (72) respectively, briquetting (8) are including inlaying blocking portion one (81) and blocking portion two (82) of locating in groove one (21) and groove two (22) respectively, locking bolt (9) run through blocking portion one (81).

3. The assembled lathe tool structure of claim 2, wherein: a groove III (23) which is parallel to and communicated with the groove II (22) is formed in the cutter handle (1), the rod II (72) is slidably installed in the groove II (22) and the groove III (23), a blocking part III (83) extends from one end, facing the groove II (22), of the blocking part II (82), and the blocking part III (83) extrudes the rod II (72) to be fixed in the groove III (23).

4. An assembled lathe tool structure according to claim 3, wherein: a first positioning hole (84) is formed in the pressing block (8), and a second positioning hole (73) is formed in the first rod (71); when the third blocking part (83) extrudes the second rod (72) to be fixed in the third groove (23), the first positioning hole (84) is aligned with the second positioning hole (73), and the first positioning hole and the second positioning hole (73) are inserted with the positioning pin (10).

5. The assembled lathe tool structure of claim 4, wherein: one end of the positioning pin (10) is connected in the knife handle (1) in a threaded mode.

6. The assembled lathe tool structure of claim 4, wherein: the utility model discloses a cutting tool, including groove two (8), groove two (4), inlay piece two (41), it has the slide bar two (72) of the one end of briquetting (8) are kept away from in groove three (23) keep away from on the inner wall in groove two (22) seted up caulking groove one (3), the joint has run through handle of a knife (1) in caulking groove one (3), inlay piece one (71) of keeping away from tool bit (5) one end, seted up caulking groove two (4) in groove two (22) on keeping away from the inner wall of briquetting (8), the joint has inlay piece two (41) in caulking groove two (4), it has the slide bar two (72) of the one end of running through handle of a knife (1).

7. The assembled lathe tool structure of claim 1, wherein: the tool holder is characterized in that a clamping groove (24) is formed in one end, facing the tool bit (5), of the tool holder (1), a supporting block (25) is embedded in the clamping groove (24), and the supporting block (25) abuts against the lower end of the machining portion (6).