CN212526078U - Lathe tool rest capable of realizing precision feeding - Google Patents

Abstract

The utility model discloses a can realize precision feed's lathe saddle, include tool rest seat, cutter groove and establish the fixing bolt at tool rest seat top, the bottom surface both ends of tool rest seat are equipped with and cushion shock-proof buffer to it in the cutter use, the both sides of tool rest seat all are equipped with the pressure strip that compresses tightly the side of cutter, and this kind can realize precision feed's lathe saddle has changed traditional knife rest base structure, is equipped with the buffer that reduces the vibration influence that produces the cutter in the cutter use in the bottom of knife rest base, prevents that the fixing bolt who is used for fixed cutter from taking place not hard up and making the cutter rock, and the both sides of tool rest seat all are equipped with the pressure strip that compresses tightly the side of cutter, and the pressure strip is supplementary to be reduced the removal of cutter, improves the cutter and feeds the precision.

Description

Lathe tool rest capable of realizing precision feeding

Technical Field

The utility model relates to a lathe tool rest technical field specifically is a lathe tool rest that can realize precision feed.

Background

The tool rest is an important part of the numerically controlled lathe, the number of tools which can be installed on the tool rest is generally 4, 6, 8, 10, 12, 20 and 24 according to the functions of the numerically controlled lathe, and some numerically controlled lathes can be provided with more tools.

When a lathe tool rest is used for installing a tool in a tool groove, then a fixing screw is screwed, and the tool is fixed on a tool fixing seat, but in the tool fixing mode, on one hand, a buffer device for the tool during movement is not arranged, on the other hand, auxiliary positioning devices are not arranged on two sides of the tool, and when the tool cuts a workpiece, the reaction force applied to the tool by the workpiece can act on the fixing screw, so that the fixing screw is loosened, the tool is further shaken up and down, and the machining precision is reduced. Therefore, the lathe tool rest capable of realizing precise feeding is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can realize that the reduction cutter of accurate location feeds the lathe saddle of the precision feeding of the influence of rocking that in-process cutter self produced to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can realize precision feed's lathe saddle, includes tool rest seat, tool groove and establishes the fixing bolt at tool rest seat top, and the tool is put into the tool groove, and the position of fixing the cutter through the fixing bolt at tool rest seat top again, the bottom surface both ends of tool rest seat all are equipped with and cushion shock-proof buffer to it in the cutter use, the both sides of tool rest seat all are equipped with the pressure strip that compresses tightly the side of cutter, and the pressure strip compresses tightly the both sides of cutter with assistance-localization real-time, effectively reduces the vibration influence of cutter.

Preferably, the bottom surface of the tool rest base is provided with a groove, the buffer device comprises a placing plate, the tool is placed on the placing plate after entering the tool groove, telescopic rods are fixed at two ends of the placing plate, one end of each telescopic rod, far away from the placing plate, is fixed on the bottom surface of the groove formed in the bottom surface of the tool rest base, vertical plates are fixed at two ends of each groove, a spring rod is arranged on each vertical plate, a moving block is fixed at one end, far away from the side wall of each groove, of each spring rod, the moving block is connected with the bottom surface of each groove in a sliding mode, a rotating plate is connected to each moving block in a rotating mode, one end, far away from each moving block, of each rotating plate is connected with a fixed block in a rotating mode, the fixed blocks are fixed on the bottom surface of the placing plate, when the tool is vibrated in the vertical direction in the feeding, meanwhile, the fixed block on the bottom surface of the plate is placed to enable the rotating plate fixed on the fixed block to rotate, the rotating plate enables the moving block connected with the rotating plate to move in the opposite direction in the groove, so that the spring rod is extruded, the elastic force generated by the spring rod offsets the impact force generated by part of vibration, the influence generated by vibration of the cutter in the vertical direction is reduced, and the fixing bolt is prevented from loosening.

Preferably, the two ends of the cutter groove are fixedly provided with positioning plates, the positioning plates assist the cutter to enter the cutter groove, so that the cutter can be accurately placed below a fixing bolt on the top surface of the cutter frame seat, the inner wall of the cutter groove is fixedly provided with a buffer cushion, and the buffer cushion can reduce the impact force of the cutter in the horizontal direction.

Preferably, the both ends of tool rest seat are equipped with the fixed plate, sliding connection between fixed plate and the pressure strip, the spout has been seted up to the bottom surface of fixed plate, the bottom surface of pressure strip is fixed with the slider, the one end that the tool rest seat was kept away from to the fixed plate is fixed with even board, be equipped with set screw on even board, set screw's bottom and pressure strip cooperate, rotate set screw, and the pressure strip slides on the fixed plate, and under the effect of spout, the pressure strip can not take place to overturn, and the pressure strip can be close to the cutter gradually to compress tightly the cutter.

Preferably, a rotating rod is fixed on the fixing screw, the rotating rod increases the rotating area of the fixing screw, and the rotating efficiency of the fixing screw is improved.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses changed traditional knife rest base structure, be equipped with the buffer that reduces the vibration influence that the cutter produced in the cutter use in knife rest base's bottom, prevent that the fixing bolt who is used for the stationary knife from taking place not hard up and making the cutter rock, and the both sides of knife rest base all are equipped with the pressure strip that compresses tightly the side of cutter, and the supplementary removal that reduces the cutter of pressure strip improves the cutter and feeds the precision.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the buffering device of the present invention;

fig. 4 is an enlarged view of the area a in fig. 1.

In the figure: 1-a tool rest base; 2-a cutter groove; 3-fixing the bolt; 4-a buffer device; 5-a compression plate; 6-groove; 7-placing a plate; 8, a telescopic rod; 9-vertical plates; 10-a spring rod; 11-a moving block; 12-rotating the plate; 13-fixing block; 14-positioning plate; 15-a buffer pad; 16-a fixed plate; 17-a chute; 18-a slide block; 19-connecting the plates; 20-set screws; 21-rotating the rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a lathe tool rest capable of realizing precision feeding comprises a tool rest seat 1, a tool groove 2 and a fixing bolt 3 arranged at the top of the tool rest seat 1, wherein a tool is placed in the tool groove 2, the position of the tool is fixed through the fixing bolt 3 at the top of the tool rest seat 1, positioning plates 14 are fixed at two ends of the cutter groove 2, the positioning plates 14 assist the cutter to enter the cutter groove 2, so that the cutter can be accurately placed below the fixing bolt 3 on the top surface of the cutter frame seat 1, the inner wall of the cutter groove 2 is fixed with a buffer cushion 15, the buffer cushion 15 can reduce the impact force of the cutter in the horizontal direction, two ends of the bottom surface of the tool rest seat 1 are respectively provided with a buffer device 4 for buffering and preventing vibration during the use process of the tool, the both sides of tool rest seat 1 all are equipped with the pressure strip 5 that compresses tightly the side of cutter, and pressure strip 5 compresses tightly the both sides of cutter in the assistance-localization real-time, effectively reduces the vibration influence of cutter.

The bottom surface of the tool rest base 1 is provided with a groove 6, the buffer device 4 comprises a placing plate 7, after a tool enters the tool groove 2, the tool is placed on the placing plate 7, telescopic rods 8 are fixed at two ends of the placing plate 7, one end of each telescopic rod 8 far away from the placing plate 7 is fixed at the bottom surface of the groove 6 formed in the bottom surface of the tool rest base 1, vertical plates 9 are fixed at two ends of the groove 6, a spring rod 10 is arranged on each vertical plate 9, a moving block 11 is fixed at one end of each spring rod 10 far away from the side wall of the corresponding groove 6, the moving block 11 is in sliding connection with the bottom surface of the corresponding groove 6, a rotating plate 12 is rotatably connected onto each moving block 11, a fixed block 13 is rotatably connected onto one end of each rotating plate 12 far away from the corresponding moving block 11, the fixed block 13 is fixed on the bottom surface of the placing plate 7, and when the tool, the placing plate 7 can move up and down in the groove 6 under the action of the telescopic rods 8 at the two ends of the placing plate, meanwhile, the fixing block 13 on the bottom surface of the placing plate 7 enables the rotating plate 12 fixed on the placing plate to rotate, the rotating plate 12 enables the moving block 11 connected in a rotating mode to move in the groove 6 in the opposite direction, so that the spring rod 10 is extruded, the elastic force generated by the spring rod 10 offsets the impact force generated by part of vibration, the influence generated by vibration in the vertical direction of the cutter is reduced, and the fixing bolt 3 is prevented from loosening.

Both ends of tool rest base 1 are equipped with fixed plate 16, sliding connection between fixed plate 16 and the pressure strip 5, spout 17 has been seted up to the bottom surface of fixed plate 16, the bottom surface of pressure strip 5 is fixed with slider 18, the one end that tool rest base 1 was kept away from to fixed plate 16 is fixed with even board 19, be equipped with set screw 20 on even board 19, be fixed with rotation rod 21 on the set screw 20, the rotatory area of rotation rod 21 increase set screw 20 improves set screw 20 rotation efficiency, set screw 20's bottom and pressure strip 5 cooperate, rotate set screw 20, and pressure strip 5 slides on fixed plate 16, and under spout 17's effect, pressure strip 5 can not take place the upset, and pressure strip 5 can be close to the cutter gradually to compress tightly the cutter.

In the scheme: the cutter is placed in the cutter groove 2, the cutter can be relatively accurately placed below the fixing bolt 3 under the action of the positioning plate 14, the bottom surface of the cutter is placed on the placing plate 7 at the moment, after the cutter is placed, the rotating rod 21 is rotated to enable the pressing plate 5 to gradually press the side surface of the cutter, the auxiliary pressing is carried out on the cutter, the cutter moves on the placing plate 7 when the cutter is vibrated in the vertical direction in the feeding process in the machining process of a workpiece, the placing plate 7 can move up and down in the groove 6 under the action of the telescopic rods 8 at two ends of the placing plate 7, meanwhile, the fixed block 13 at the bottom surface of the placing plate 7 enables the rotating plate 12 fixed on the placing plate to rotate, the rotating plate 12 enables the moving block 11 connected with the rotating plate to move in the opposite direction in the groove 6 to press the spring rod 10, the elastic force generated by the spring rod 10 offsets the impact force generated by a part of vibration to reduce the influence generated by the, the fixing bolt 3 can be prevented from being loosened.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a can realize precision feed's lathe saddle, includes knife rest seat (1), cutter groove (2) and establishes fixing bolt (3) at knife rest seat (1) top, its characterized in that: the tool rest is characterized in that two ends of the bottom surface of the tool rest seat (1) are respectively provided with a buffer device (4) for buffering and preventing vibration during the use process of the tool, and two sides of the tool rest seat (1) are respectively provided with a pressing plate (5) for pressing the side edge of the tool.

2. The lathe tool post capable of realizing precision feed according to claim 1, wherein: the bottom surface of the tool rest base (1) is provided with a groove (6).

3. The lathe tool post capable of realizing precision feed according to claim 2, wherein: buffer (4) are including placing board (7), the both ends of placing board (7) are fixed with telescopic link (8), telescopic link (8) are kept away from the one end of placing board (7) and are fixed in the bottom surface of recess (6) that knife rest seat (1) bottom surface was seted up, the both ends of recess (6) are fixed with vertical board (9), be equipped with spring beam (10) on vertical board (9), the one end that recess (6) lateral wall was kept away from in spring beam (10) is fixed with movable block (11), the bottom surface sliding connection of movable block (11) and recess (6), it is connected with commentaries on classics board (12) to rotate on movable block (11), the one end that movable block (11) were kept away from in commentaries on classics board (12) rotates and is connected with fixed block (13), fixed block (13) are fixed in the bottom surface of placing board (.

4. The lathe tool post capable of realizing precision feed according to claim 1, wherein: positioning plates (14) are fixed at two ends of the cutter groove (2), and a cushion pad (15) is fixed on the inner wall of the cutter groove (2).

5. The lathe tool post capable of realizing precision feed according to claim 1, wherein: the utility model discloses a cutter rest base, including cutter rest base, sliding connection between fixed plate (16) and pressure strip (5), spout (17) have been seted up to the bottom surface of fixed plate (16), the bottom surface of pressure strip (5) is fixed with slider (18), the one end that cutter rest base (1) was kept away from in fixed plate (16) is fixed with even board (19), be equipped with set screw (20) on even board (19), the bottom and the pressure strip (5) of set screw (20) cooperate.

6. The lathe tool post capable of realizing precision feed according to claim 5, wherein: and a rotating rod (21) is fixed on the fixing screw (20).

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