CN211360674U

CN211360674U - Rotatable tool rest of numerical control lathe

Info

Publication number: CN211360674U
Application number: CN201921785957.6U
Authority: CN
Inventors: 贺水清
Original assignee: Hubei Taixin Precision Forging Technology Co ltd
Current assignee: Hubei Taixin Precision Forging Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-08-28
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a rotatable knife rest of numerical control lathe, including base and mounting panel, the mounting panel sets up in the top of base, and a plurality of L types fluting have been seted up at the outer wall interval of mounting panel, and a plurality of L types grooved inner chamber all rotate through the pivot and be connected with the fixed block, and pivot one end runs through the grooved inner wall of L type and extends to the fixed cup joint of inner chamber of mounting panel has the ratchet, and the top activity block of ratchet has the gag lever post, and one side on gag lever post top is provided with release mechanism. The utility model discloses the cutter that utilizes L type fluting, ratchet, gag lever post and the locking mechanism that sets up on the mounting panel can the knife rest rotates vertical position and accomodates, only fixes the cutter that uses in the horizontal plane to prevent that other cutters and part from contacting during part processing, the workman only needs to rotate the horizontal plane with the cutter that uses when changing the cutter simultaneously, and can not contact with other cutters, has improved the security of more people's change cutter.

Description

Rotatable tool rest of numerical control lathe

Technical Field

The utility model relates to a lathe tool rest field, in particular to but numerical control lathe revolving tool rest.

Background

The numerical control lathe is mainly used for cutting and processing inner and outer cylindrical surfaces, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like of shaft parts or disc parts, can perform grooving, drilling, reaming, boring and the like, and finishes the cutting, grooving, drilling and the like of the parts through different cutters arranged on a cutter frame.

The knife rest that uses on present numerical control lathe installs multiple cutter mostly to satisfy the different processing demands of part, and the cutter on the current knife rest is rigid, only can carry out the adjustment of cutter position through rotating the knife rest, nevertheless can make all cutters all in a plane like this, cause other cutters and work piece contact easily when processing large-scale part, influence processingquality, other cutters are touched easily to the workman simultaneously when changing the cutter and cause the scratch.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but numerical control lathe revolving tool rest to solve the problem that proposes 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 rotatable knife rest of numerical control lathe, includes base and mounting panel, the mounting panel sets up in the top of base, a plurality of L type flutings have been seted up at the outer wall interval of mounting panel, and is a plurality of the grooved inner chamber of L type all rotates through the pivot and is connected with the fixed block, just pivot one end runs through the grooved inner wall of L type and extends to the fixed cup joint of inner chamber of mounting panel has the ratchet, the top activity block of ratchet has the gag lever post, just the middle part of gag lever post is connected through round pin axle and mounting panel inner wall rotation, one side on gag lever post top is provided with release mechanism.

Preferably, the release mechanism includes unlocking lever and reset spring, the top of mounting panel and the top fixed connection of gag lever post are run through to the bottom of unlocking lever, the reset spring cover is equipped with the outer wall of unlocking lever, just reset spring's top and the top fixed connection of mounting panel inner wall, reset spring's bottom and the top fixed connection of gag lever post.

Preferably, the top end of the base is rotatably connected with a supporting column through a bearing, and the top end of the supporting column is fixedly connected with the bottom end of the mounting plate.

Preferably, the bottom of support column runs through the top of base and fixedly connected with drive gear, drive gear's bottom meshing is connected with the reversing gear, just one side fixedly connected with bull stick of reversing gear, the one end of bull stick runs through one side of base and has seted up the mounting hole.

Preferably, the outer wall activity cover of bull stick is equipped with the axle sleeve, just one side of axle sleeve and one side fixed connection of base, the top interlude of axle sleeve is connected with the plug, just the inner chamber that axle sleeve and bull stick and extend to the mounting hole is run through in proper order to the bottom of plug.

Preferably, a fixing hole is formed in one side of the fixing block, a fastening bolt is connected to the top end of the fixing block in an inserting mode, and the bottom end of the fastening bolt penetrates through the fixing block and extends to the inner cavity of the fixing hole.

The utility model discloses a technological effect and advantage:

1. the utility model discloses utilize L type fluting, ratchet, gag lever post and the locking mechanism that sets up on the mounting panel can rotate to vertical position on the knife rest and accomodate, only fix the cutter that uses in the horizontal plane to prevent that other cutters from contacting with the part when the part is processed, workman only need rotate the cutter that uses to the horizontal plane when changing the cutter simultaneously, and can not contact with other cutters, improved the security of more people's change cutter;

2. the utility model discloses the release mechanism who utilizes unblock pole and reset spring to constitute can be automatic locking after the block of contact limiting lever to the ratchet is fixed, has improved the convenience that workman's unblock cutter carried out the cutter and has changed.

Drawings

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

Fig. 2 is the three-dimensional structure diagram of the mounting plate of the present invention.

Fig. 3 is a schematic front sectional view of the mounting plate of the present invention.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention.

Fig. 5 is a schematic view of the front cross-sectional structure of the base of the present invention.

In the figure: 1. a base; 2. mounting a plate; 3. l-shaped grooving; 4. a fixed block; 5. a fixing hole; 6. fastening a bolt; 7. a ratchet wheel; 8. a limiting rod; 9. an unlocking lever; 10. a return spring; 11. a support pillar; 12. A transmission gear; 13. a reversing gear; 14. a rotating rod; 15. a shaft sleeve; 16. and (6) plugging.

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.

The utility model provides a rotatable tool rest of a numerical control lathe as shown in figures 1-5, which comprises a base 1 and a mounting plate 2, wherein the mounting plate 2 is arranged above the base 1 and is used for bearing a cutter, the mounting plate 2 is of a hollow structure, the top end of the mounting plate is fixed with a protective cover through bolts, the replacement and maintenance of parts inside the mounting plate 2 are convenient, a plurality of L-shaped slots 3 are arranged at intervals on the outer wall of the mounting plate 2 and are used for rotatably mounting a fixed block 4, meanwhile, a limiting function can be realized on the rotating position of the fixed block 4, the fixed block 4 can be rotated to a horizontal position and can not be rotated downwards, the inner cavities of the L-shaped slots 3 are rotatably connected with the fixed block 4 through rotating shafts, one side of the fixed block 4 is provided with a fixed hole 5, the top end of the fixed block 4 is alternately connected with a fastening bolt 6, and the bottom, utilize fixed orifices 56 and fastening bolt 6 to fix between cutter and the fixed block 4, and pivot one end runs through L type fluting 3's inner wall and extends to the fixed ratchet 7 that has cup jointed of inner chamber of mounting panel 2, the top activity block of ratchet 7 has gag lever post 8, utilize the card between ratchet 7 and the gag lever post 8 and fix and carry out spacing locking to the clockwise rotation direction of ratchet, make the unable clockwise rotation of fixed block 4, and the middle part of gag lever post 8 is connected through round pin axle and 2 inner wall rotations of mounting panel, the unlocking lever 9 in the release mechanism of being convenient for promotes gag lever post 8 downwards and rotates, one side on 8 tops of gag lever post is provided with release mechanism.

Unlocking mechanism includes unlocking lever 9 and reset spring 10, the top of mounting panel 2 and gag lever post 8's top fixed connection is run through to unlocking lever 9's bottom, reset spring 10 cover is equipped with unlocking lever 9's outer wall, and reset spring 10's top and the top fixed connection of 2 inner walls of mounting panel, reset spring 10's bottom and gag lever post 8's top fixed connection, it drives gag lever post 8 and rotates to push down unlocking lever 9, make

gag lever post

8 and 7 separation of ratchet, reset spring 10 can drive unlocking lever 9 and gag lever post 8 automatic re-setting simultaneously, realize fixed block 4's automatic locking.

The top of base 1 is connected with support column 11 through the bearing rotation, and the top of support column 11 and mounting panel 2's bottom fixed connection are convenient for mounting panel 2 to rotate to the orientation of each cutter of adjustment.

The bottom of support column 11 runs through the top of base 1 and fixedly connected with drive gear 12, the bottom meshing of drive gear 12 is connected with reversing gear 13, and one side fixedly connected with bull stick 14 of reversing gear 13, one side of base 1 is run through and the mounting hole has been seted up to the one end of bull stick 14, can insert the mounting hole of bull stick 14 with the output shaft of crank and motor, the realization is to the manual rotation or the electronic rotation of support column 11, and then be convenient for realize the different rotation modes to mounting panel 2.

The outer wall activity cover of bull stick 14 is equipped with axle sleeve 15, and one side of axle sleeve 15 and one side fixed connection of base 1, and the top interlude of axle sleeve 15 is connected with plug 16, and the top laminating of axle sleeve 15 and bull stick 14 is run through to the bottom of plug 16, realizes bull stick 14 and axle sleeve 15's relatively fixed for when manual rotation, can prescribe a limit to the position of mounting panel 2 when rotating the assigned position with mounting panel 2, keep the fixed of mounting panel 2 position.

This practical theory of operation: the method comprises the steps of respectively inserting a plurality of cutters into fixing holes 5 on a fixing block 4, screwing a fastening bolt 6, keeping the cutters and the fixing block 4 fixed, then sequentially rotating the fixing blocks 4 from a horizontal position to a vertical position, when the fixing blocks 4 are rotated, enabling the ratchets on the ratchet 7 to slide along the bottom end of a limiting rod 8 when the ratchet 7 rotates along with the fixing blocks 4 due to the fact that the directions of the ratchets on the ratchet 7 are opposite to the rotating direction, when a single cutter needs to be unlocked, only pressing an unlocking rod 9 at a corresponding position, enabling the unlocking rod 9 to drive one end portion of the limiting rod 8 to rotate downwards, enabling the other end portion of the ratchet 8 to rotate upwards to be separated from the ratchets on the ratchet 7, compressing a reset spring 10 to achieve unlocking of the ratchet 7 and the limiting rod 8, then rotating the fixing block 4 to the horizontal position in a reverse direction, and finally loosening the unlocking rod 9, enabling the reset spring 10, thereby driving the limiting rod 8 to rotate to the initial position to lock the ratchet wheel 7.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a but numerical control lathe revolving knife rest, includes base (1) and mounting panel (2), its characterized in that: mounting panel (2) set up in the top of base (1), a plurality of L type fluting (3) have been seted up at the outer wall interval of mounting panel (2), and are a plurality of the inner chamber of L type fluting (3) all rotates through the pivot and is connected with fixed block (4), just ratchet (7) have been cup jointed to the inner chamber that pivot one end runs through the inner wall of L type fluting (3) and extends to mounting panel (2), the top activity block of ratchet (7) has gag lever post (8), just the middle part of gag lever post (8) is connected through round pin axle and mounting panel (2) inner wall rotation, one side on gag lever post (8) top is provided with release mechanism.

2. A numerically controlled lathe rotatable tool post according to claim 1, wherein: unlocking mechanism includes unlocking lever (9) and reset spring (10), the top fixed connection of the top of mounting panel (2) and gag lever post (8) is run through to the bottom of unlocking lever (9), reset spring (10) cover is equipped with the outer wall of unlocking lever (9), just the top of reset spring (10) and the top fixed connection of mounting panel (2) inner wall, the bottom of reset spring (10) and the top fixed connection of gag lever post (8).

3. A numerically controlled lathe rotatable tool post according to claim 1, wherein: the top of base (1) is connected with support column (11) through the bearing rotation, the bottom fixed connection of the top of support column (11) and mounting panel (2).

4. A numerically controlled lathe rotatable tool post according to claim 3, wherein: the bottom of support column (11) runs through the top and fixedly connected with drive gear (12) of base (1), the bottom meshing of drive gear (12) is connected with reversing gear (13), just one side fixedly connected with bull stick (14) of reversing gear (13), the one end of bull stick (14) runs through one side of base (1) and has seted up the mounting hole.

5. The numerically controlled lathe rotatable tool post according to claim 4, wherein: the outer wall activity cover of bull stick (14) is equipped with axle sleeve (15), just one side of axle sleeve (15) and one side fixed connection of base (1), the top of axle sleeve (15) alternates and is connected with plug (16), just the bottom of plug (16) runs through axle sleeve (15) and bull stick (14) in proper order and extends to the inner chamber of mounting hole.

6. A numerically controlled lathe rotatable tool post according to claim 1, wherein: fixing hole (5) have been seted up to one side of fixed block (4), the top of fixed block (4) alternates and is connected with fastening bolt (6), just the inner chamber of fixed block (4) and extension to fixed hole (5) is run through to the bottom of fastening bolt (6).