CN211071851U

CN211071851U - Tool rest for numerical control lathe

Info

Publication number: CN211071851U
Application number: CN201922067348.3U
Authority: CN
Inventors: 李耀辉; 宋凯伟
Original assignee: Hebei Yawo Machinery Manufacturing Co ltd
Current assignee: Hebei Yawo Machinery Manufacturing Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-07-24
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a knife rest for numerical control lathe, including main frame dish and a fixing bolt, open at main frame dish right-hand member middle part has connection perforation and fixed ring groove, and connects the perforation and be located fixed ring inslot, be provided with fixing device in the fixed ring inslot, and the lower part is the buffer connection device and cushions connecting device down on the fixing device right-hand member difference fixedly connected with, two sets of connecting groove have all been opened to main frame dish left end front and back portion, main frame dish right-hand member front and back portion all opens two sets of fixed slots, and has had the cut-off knife part in the connecting groove of anterior top in the joint, a fixing bolt passes the cut-off knife part screw connection in fixed slot and the connecting groove and is in the same place. A knife rest for numerical control lathe, simple structure, fixing device's setting can realize the angular adjustment of cut-off knife part in a flexible way, cushions connecting device from top to bottom and makes fixedly more firm, and has improved the effect of whole knife rest buffering for numerical control lathe.

Description

Tool rest for numerical control lathe

Technical Field

The utility model relates to a numerical control processing technology field, in particular to knife rest for numerical control lathe.

Background

The numerical control tool rest is the most common auxiliary device of the numerical control lathe, and can enable the numerical control lathe to finish various and even all machining processes in one-time clamping of a workpiece, so as to shorten the auxiliary time of machining, reduce errors caused by multiple times of workpiece installation in the machining process, and improve the machining efficiency and machining precision of a machine tool.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a knife rest for numerical control lathe can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a knife rest for numerical control lathe, includes main frame dish and a fixing bolt, open at main frame dish right-hand member middle part has connection perforation and fixed ring groove, and connects the perforation and be located the fixed ring inslot, be provided with fixing device in the fixed ring inslot, and the fixing device right-hand member upper and lower part is fixedly connected with on the difference and cushions connecting device and lower buffering connecting device, two sets of connecting slot have all been opened to main frame dish left end front and back portion, main frame dish right-hand member front and back portion all opens there are two sets of fixed slots, and the joint has the cut-off knife part in the connecting slot of anterior top, a fixing bolt passes the cut-off knife part screwed connection in fixed slot and the connecting slot and is in the same.

Preferably, fixing device includes fixed station and No. two fixing bolt, the fixed station is about the breakdown structure, and the fixed cover of fixed station inside has connect the spiral casing, the helicla flute has all been opened to the lower part on the fixed station right end, fixed station right part joint is in the fixed ring inslot, No. two fixing bolt pass body frame dish left end middle part and spiral casing spiral be in the same place.

Preferably, the upper buffering connecting device comprises a connecting sleeve, a third fixing bolt and a buffering spring, a clamping ring groove is formed in the middle of the inner wall of the connecting sleeve, the right end of the buffering spring is fixedly clamped at the left end of the clamping ring groove, the left part of the third fixing bolt sequentially penetrates through the buffering spring and the left part of the inner wall of the connecting sleeve and is in threaded connection with a spiral groove above a fixing table, and the lower buffering connecting device and the upper buffering connecting device are identical in structure.

Preferably, the cut-off knife part includes connecting block, L type fixture block and No. four fixing bolt, open at connecting block front end middle part has L type draw-in groove, open connecting screw in connecting block front end lower part, L type fixture block front end fixedly connected with sword for the numerical control, and L type fixture block front end lower part is opened and is had the location screw, L type fixture block joint is in L type draw-in groove, No. four fixing bolt spiral pass connecting screw and location screw in proper order will L type fixture block and connecting block fixed connection together, the fixed joint of connecting groove of connecting block and the anterior top of body frame dish is in the same place.

Preferably, the length of the spiral casing is less than the length of the fixed table.

Preferably, the size of the right part of the third fixing bolt is smaller than that of the clamping ring groove and larger than that of the inner pipe wall of the connecting sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the main frame disk is rotated by a proper angle to change the angle of the cutter component by arranging the fixing device, and a second fixing bolt passes through the main frame disk and is spirally connected with a spiral sleeve in the fixing table, so that the left part of the fixing table is fixedly clamped in the fixing ring groove, and the angle adjustment of the cutter component is flexibly realized;

2. an upper buffer connecting device and a lower buffer connecting device are arranged at the right end of the fixing device, and a third fixing bolt is fixedly arranged with the fixing device by utilizing the buffer action of a buffer spring, so that the fixing is more stable, and the buffer effect of the whole tool rest for the numerically controlled lathe is improved;

3. set up the cut-off knife part, utilize No. four fixing bolt to slide the L type fixture block of joint in the L type draw-in groove on the connecting block, make things convenient for the cut-off knife of cut-off knife part change different models.

Drawings

Fig. 1 is a schematic view of the overall structure of a tool rest for a numerically controlled lathe according to the present invention;

fig. 2 is a schematic view of the overall structure of a main frame disc of a tool rest for a numerically controlled lathe according to the present invention;

fig. 3 is a schematic connection diagram of the fixing device of the tool rest for the numerically controlled lathe according to the present invention;

fig. 4 is a cross-sectional view of the upper buffer connecting device of the tool rest for the numerically controlled lathe according to the present invention;

fig. 5 is a sectional view showing a cutting tool member of a tool rest for a numerically controlled lathe according to the present invention.

In the drawing, the numerical control cutting machine comprises a main frame plate 1, a fixing device 2, an upper buffer connecting device 3, a lower buffer connecting device 4, a fixing groove 5, a connecting clamping groove 6, a first fixing bolt 7, a cutter component 8, a connecting through hole 11, a fixing ring groove 12, a spiral sleeve 21, a spiral sleeve 22, a fixing table 23, a second fixing bolt 23, a spiral groove 211, a spiral groove 31, a connecting sleeve 32, a third fixing bolt 33, a buffer spring 33, a 311, a clamping ring groove 81, a connecting block 82, an L type clamping block 83, a numerical control cutter 84, a fourth fixing bolt, 811 and L type clamping grooves 812, a connecting screw hole 821 and a positioning screw hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a knife rest for a numerical control lathe comprises a main frame disc 1 and a first fixing bolt 7, wherein a connecting perforation 11 and a fixing ring groove 12 are formed in the middle of the right end of the main frame disc 1, the connecting perforation 11 is located on the inner side of the fixing ring groove 12, a fixing device 2 is arranged in the fixing ring groove 12, an upper buffering connecting device 3 and a lower buffering connecting device 4 are fixedly connected to the upper portion and the lower portion of the right end of the fixing device 2 respectively, two groups of connecting clamping grooves 6 are formed in the front portion and the rear portion of the left end of the main frame disc 1, two groups of fixing grooves 5 are formed in the front portion and the rear portion of the right end of the main frame disc 1, a cutter component 8 is clamped in the connecting clamping grooves 6 above the front portion, and the first fixing bolt 7.

The fixing device 2 comprises a fixing table 22 and a second fixing bolt 23, the fixing table 22 is of a left-right penetrating structure, a spiral sleeve 21 is fixedly sleeved inside the fixing table 22, spiral grooves 211 are formed in the upper portion and the lower portion of the right end of the fixing table 22, the right portion of the fixing table 22 is clamped in a fixing ring groove 12, the second fixing bolt 23 penetrates through the middle portion of the left end of a main frame disc 1 and is screwed with the spiral sleeve 21, the upper buffering connecting device 3 comprises a connecting sleeve 31, a third fixing bolt 32 and a buffering spring 33, a clamping ring groove 311 is formed in the middle portion of the inner wall of the connecting sleeve 31, the right end of the buffering spring 33 is fixedly clamped at the left end of the clamping ring groove 311, the left portion of the third fixing bolt 32 penetrates through the buffering spring 33 and the left portion of the inner wall of the connecting sleeve 31 in sequence and is screwed with the spiral groove 211 above the fixing table 22, the lower buffering connecting device 4 is identical in structure to the upper buffering connecting device 3, the cutter component 8 comprises a connecting block 81, a clamp block 54 type 82 and a fourth fixing bolt 84, the middle portion of the front end of the connecting block 81, a clamp block 82 is connected with a fourth fixing bolt 82, the connecting block 81, the connecting block 82 is connected with a screw hole 82, the fixing block 82, the connecting block 21 is smaller than the size of the fixing block 21, the connecting block 21 is smaller than the size of the connecting block 21, the screw hole 21, the size of the.

It should be noted that, the utility model relates to a knife rest for numerical control lathe, right-hand member middle part through at body frame dish 1 sets up fixing device 2, with body frame dish 1 rotatory suitable angle as required, change the angle of cut-off knife part 8 with this, utilize No. two fixing bolt 23 to pass the connection perforation 11 at the middle part of the left end of body frame dish 1 and with the spiral casing 21 spiral connection in the fixed station 22 together, make the fixed joint of the left part of fixed station 22 in fixed ring groove 12, thereby adjust the angle of cut-off knife part 8 in a flexible way, and do not set up buffering connecting device 3 and lower buffering connecting device 4 at the upper and lower part of the right-hand member of fixing device 2, use No. three fixing bolt 32 and utilize fixing clip to be in the same place at fixing device 2 fixed mounting of the cushioning spring 33 in the card ring groove 311, make fixed more firm, and improved the effect of whole knife rest buffering for numerical control lathe, through a fixing bolt 7 fixed mounting cut-off knife part 8 in connecting the draw-in groove 636, utilize No. four fixing bolt 84 to be in with the slip type joint L in 811 the model of reverse spiral change fixture block 82, the convenient spiral cutter removal of the fixture 82 on the draw-off block 82, the type of the reverse type of the fixture 82, the reverse type of the fixture.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a knife rest for numerically controlled lathe, includes main frame dish (1) and fixing bolt (7), its characterized in that: the utility model discloses a cutting tool, including main frame dish (1), fixed ring groove (6), buffer connecting device (3) and lower buffer connecting device (4), main frame dish (1) right-hand member middle part is opened has connection perforation (11) and fixed ring groove (12), and connects perforation (11) to be located fixed ring groove (12) inboardly, be provided with fixing device (2) in fixed ring groove (12), and fixing device (2) right-hand member upper and lower part difference fixedly connected with go up buffer connecting device (3) and buffer connecting device (4) down, main frame dish (1) left end front and back portion has all opened two sets of connecting slot (6), main frame dish (1) right-hand member front and back portion has all opened two sets of fixed slots (5), and joint has cutting tool part (8) in connecting slot (6) of anterior top, No. fixing bolt (7) pass fixed slot (5) and cutting.

2. The tool post for a numerically controlled lathe according to claim 1, wherein: fixing device (2) are including fixed station (22) and No. two fixing bolt (23), punch-through structure about fixed station (22) is, and fixed station (22) inside fixed cover has connect spiral sleeve pipe (21), spiral groove (211) have all been opened to fixed station (22) right end upper and lower part, fixed station (22) right part joint is in fixed ring groove (12), No. two fixing bolt (23) pass main frame dish (1) left end middle part and spiral sleeve pipe (21) spiral together.

3. The tool post for a numerically controlled lathe according to claim 1 or 2, wherein: go up buffering connecting device (3) including adapter sleeve (31), No. three fixing bolt (32) and buffer spring (33), open at adapter sleeve (31) inner wall middle part has snap ring groove (311), buffer spring (33) right-hand member fixed joint is in snap ring groove (311) left end, No. three fixing bolt (32) left part passes buffer spring (33) and adapter sleeve (31) inner wall left part in proper order and is in the same place with helicla flute (211) the screw connection of fixed station (22) top, lower buffering connecting device (4) and last buffering connecting device (3) structure are the same.

4. The tool rest for the numerical control lathe according to claim 1, wherein the cutter part (8) comprises a connecting block (81), an L-shaped clamping block (82) and a four-number fixing bolt (84), the middle part of the front end of the connecting block (81) is provided with a L-shaped clamping groove (811), the lower part of the front end of the connecting block (81) is provided with a connecting screw hole (812), the front end of the L-shaped clamping block (82) is fixedly connected with a numerical control cutter (83), the lower part of the front end of the L-shaped clamping block (82) is provided with a positioning screw hole (821), the L-shaped clamping block (82) is clamped in the L-shaped clamping groove (811), the four-number fixing bolt (84) sequentially penetrates through the connecting screw hole (812) and the positioning screw hole (821) to fixedly connect the L-shaped clamping block (82) and the connecting block (81), and the connecting block (81) and the connecting clamping groove (6) above the front part of the main frame.

5. The tool post for a numerically controlled lathe according to claim 2, wherein: the length of the spiral sleeve (21) is less than that of the fixed table (22).

6. The tool post for a numerically controlled lathe according to claim 3, wherein: the size of the right part of the third fixing bolt (32) is smaller than the size of the clamping ring groove (311) and larger than the size of the inner pipe wall of the connecting sleeve (31).