CN213438310U

CN213438310U - Tool holder device based on machining

Info

Publication number: CN213438310U
Application number: CN202020768099.0U
Authority: CN
Inventors: 竺键彬
Original assignee: Luxcase Precision Technology Yancheng Co Ltd
Current assignee: Luxcase Precision Technology Yancheng Co Ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-06-15
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a cutter holder device based on machining, including the knife rest, the left end of knife rest is provided with the cutter arbor, and the cutter arbor install alloy blade through the shim mechanism, the indent has been seted up to alloy blade's front end, the front end of knife rest installs fixed pressing plate through hold-down mechanism, and is provided with the clamp plate end on the fixed pressing plate, the inner wall of indent is supported to the left end of clamp plate end. The utility model discloses a set up locking mechanical system and come to lock the clamp plate screw that has installed for the clamp plate screw installation can not appear becoming flexible after finishing, thereby guarantees that the alloy blade can remain fastening state all the time, and locking mechanical system controls through the pull ring in the telescopic machanism, and telescopic machanism hides the pull ring in the accepting hole, makes overall structure can not stretch out outside the knife rest like this, in order to prevent to produce the influence to the outward appearance and the work of knife rest.

Description

Tool holder device based on machining

Technical Field

The utility model relates to a cutter holder technical field specifically is a cutter holder device based on machining.

Background

Cutting processing is commonly used in machining, a cutting blade used for cutting is installed and fixed through a tool holder, the existing tool holder is clamped by the pressing plate and a pressing plate screw, but the pressing plate screw is loosened due to high-frequency vibration generated during cutting operation, so that the clamping of the blade is not firm, and the blade can generate a certain amount of deviation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutter holder device based on machining to it can appear becoming flexible to solve the high frequency vibrations that the clamp plate screw that proposes among the above-mentioned background art produced when receiving cutting work, causes the problem that the skew can appear in the blade.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cutter holder device based on machining, includes the knife rest, the left end of knife rest is provided with the cutter arbor, and the cutter arbor install the alloy blade through the shim mechanism, the indent has been seted up to the front end of alloy blade, the front end of knife rest installs fixed pressing plate through hold-down mechanism, and is provided with the clamp plate end on the fixed pressing plate, the left end of clamp plate end supports the inner wall of indent.

Preferably, the shim mechanism includes the alloy shim, the shape homoenergetic of cutter arbor, alloy shim and alloy blade equals, the alloy shim is placed at the front end of cutter arbor, and the central point of cutter arbor puts and has seted up first thread groove, the central point of alloy shim puts and has seted up the jack, and the front end opening part of jack transversely inserts and be equipped with the shim screw to the lower extreme of shim screw is provided with the external screw thread with first thread groove looks adaptation, the back end of shim screw passes through the screw-thread fastening in first thread groove, the middle-end diameter of shim screw equals with the jack internal diameter of alloy shim, the front end diameter of shim screw equals with the central hole internal diameter of alloy blade, the alloy blade cup joints the front end at the shim screw through central hole, the back end of alloy blade offsets with the front end of alloy shim.

Preferably, hold-down mechanism includes the clamp plate screw, the second thread groove has been seted up to the front end of knife rest, and the front end opening internal diameter of second thread groove equals with fixed clamp plate's back end diameter, fixed clamp plate's back end inserts from the opening part of second thread groove, fixed clamp plate's central point puts and has transversely seted up the screw, and the vertical clamp plate screw that is equipped with of inserting of opening part of screw, the external screw thread of clamp plate screw and the equal adaptation of the internal thread of screw and second thread groove, the back end of clamp plate screw passes the screw and inserts through the screw and establish in the second thread groove, and is provided with locking mechanical system in the second thread groove.

Preferably, locking mechanical system includes the abaculus, the upside of second thread groove has seted up flutedly, and the opening part of recess is provided with the abaculus, the upper end diameter of abaculus equals with the internal diameter of recess, the abaculus sets up to sliding connection at the opening part of recess, the lower extreme front surface of abaculus sets up to the slope form, the caulking groove that the internal diameter equals with the diameter of abaculus is seted up to the middle-end of clamp plate screw, the vertical first spring that is provided with in inside of recess, and the lower extreme of first spring offsets with the upper end of abaculus.

Preferably, the upper end of abaculus is through changeing the vertical connecting rod of installing of cover, the downside surface of connecting rod is provided with the external screw thread, the hole of accomodating has been seted up to the upper end of recess, and the inside fixed mounting who accomodates the hole has the swivel nut, the swivel nut cup joints on the connecting rod, and the upside of connecting rod is provided with telescopic machanism.

Preferably, telescopic machanism includes the cover piece, the opening part in accomodating the hole is installed to the cover piece, square groove has been seted up to the lower extreme of cover piece, the upper end of connecting rod inserts in the cover piece from square groove's opening part, the upper end diameter of connecting rod equals with square groove's internal diameter, square groove's the vertical second spring that is provided with in inside, and the second spring cup joints on the connecting rod, the lower extreme of second spring offsets with square groove's lower extreme, the upper end of second spring offsets with the upper end lower wall of connecting rod, the fixed welding in upper end of cover piece has the pull ring, the combination length of cover piece and pull ring is less than the length of accomodating the hole.

Compared with the prior art, the beneficial effects of the utility model are that: this cutter holder device based on machining locks the clamp plate screw that will install through setting up locking mechanical system for can not appear becoming flexible after the clamp plate screw installation finishes, thereby guarantees that the alloy blade can remain fastening state throughout, and locking mechanical system controls through the pull ring in the telescopic machanism, and telescopic machanism hides the pull ring in the accommodating hole, makes whole structure can not stretch out outside the knife rest like this, in order to prevent to produce the influence to the outward appearance and the work of knife rest.

Description of the 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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic front view of the structure of the middle tool holder of the present invention;

FIG. 3 is a schematic side view of the structure of the present invention;

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

fig. 5 is a schematic structural diagram of the point B-B in fig. 1 according to the present invention.

In the figure: 1. a tool holder; 2. a cutter bar; 3. an alloy shim; 4. an alloy blade; 5. pressing a groove; 6. a first thread groove; 7. a shim screw; 8. a second thread groove; 9. fixing the pressing plate; 10. A screw hole; 11. a pressing plate screw; 12. pressing plate end heads; 13. an insert block; 14. a first spring; 15. a connecting rod; 16. a receiving hole; 17. a threaded sleeve; 18. sleeving blocks; 19. a second spring; 20. and (4) a pull ring.

The specific implementation mode is as follows:

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. 1-5, the present invention provides an embodiment: a tool holder device based on machining comprises a tool rest 1, wherein a tool bar 2 is arranged at the left end of the tool rest 1, an alloy blade 4 is arranged on the tool bar 2 through a tool pad mechanism, a pressing groove 5 is formed in the front end of the alloy blade 4, a fixed pressing plate 9 is arranged at the front end of the tool rest 1 through a pressing mechanism, a pressing plate end head 12 is arranged on the fixed pressing plate 9, and the left end of the pressing plate end head 12 abuts against the inner wall of the pressing groove 5;

as shown in fig. 5, the shim mechanism includes an alloy shim 3, the shapes of the tool bar 2, the alloy shim 3 and the alloy blade 4 are all equal, the alloy shim 3 is placed at the front end of the tool bar 2, the center of the tool bar 2 is provided with a first thread groove 6, the center of the alloy shim 3 is provided with a jack, the front opening of the jack is transversely inserted with a shim screw 7, the lower end of the shim screw 7 is provided with an external thread adapted to the first thread groove 6, the back end of the shim screw 7 is fastened in the first thread groove 6 through a thread, the middle end diameter of the shim screw 7 is equal to the inner diameter of the jack of the alloy shim 3, the front end diameter of the shim screw 7 is equal to the inner diameter of the center hole of the alloy blade 4, the alloy blade 4 is sleeved at the front end of the shim screw 7 through the center hole, the back end of the alloy blade 4 is abutted to the front end of the alloy shim 3, the structure is prior art, when the alloy knife rest is used, the alloy knife rest 3 is firstly aligned and placed at the front end of the knife bar 2, then the threaded end of the knife rest screw 7 is inserted into the central position jack of the alloy knife rest 3 and screwed into the first threaded groove 6 through the action of threads, after the alloy knife rest 3 is pressed tightly through the knife rest screw 7, the alloy blade 4 is aligned and sleeved on the knife rest screw 7 through the central hole, and then the alloy blade 4 is pressed tightly through the pressing mechanism;

as shown in fig. 5, the pressing mechanism includes a pressing plate screw 11, a second thread groove 8 is provided at the front end of the tool holder 1, the inner diameter of the front end opening of the second thread groove 8 is equal to the diameter of the back end of the fixed pressing plate 9, the back end of the fixed pressing plate 9 is inserted from the opening of the second thread groove 8, a screw hole 10 is transversely provided at the central position of the fixed pressing plate 9, the pressing plate screw 11 is vertically inserted at the opening of the screw hole 10, the external thread of the pressing plate screw 11 is matched with the internal threads of the screw hole 10 and the second thread groove 8, the back end of the pressing plate screw 11 passes through the screw hole 10 and is inserted in the second thread groove 8 through the threads, a locking mechanism is provided in the second thread groove 8, after the alloy blade 4 is installed, the fixed pressing plate 9 is inserted in alignment with the upper end opening of the second thread groove 8, then the left end of the pressing plate end 12 is ensured to be located at the upper side, until the pressing plate screw 11 is completely inserted into the second thread groove 8, the fixed pressing plate 9 is forced to drive the pressing plate end 12 to press the inner wall of the pressing groove 5;

as shown in fig. 3, the locking mechanism includes an insert 13, a groove is formed on the upper side of the second thread groove 8, the insert 13 is disposed at the opening of the groove, the diameter of the upper end of the insert 13 is equal to the inner diameter of the groove, the insert 13 is slidably connected to the opening of the groove, the front surface of the lower end of the insert 13 is inclined, the middle end of the press plate screw 11 is disposed with an insert groove having an inner diameter equal to the diameter of the insert 13, a first spring 14 is vertically disposed inside the groove, and the lower end of the first spring 14 abuts against the upper end of the insert 13, when the press plate screw 11 is inserted into the second thread groove 8, the back end of the press plate screw 11 abuts against the inclined surface of the insert 13 and pushes the insert 13 into the groove by continuous force application, when the insert 13 is in the groove, the first spring 14 is compressed until the press plate screw 11 is completely inserted into the second thread groove 8, the caulking groove on the pressing plate screw 11 is aligned with the lower end of the embedded block 13, then the first spring 14 in a compressed state pushes out the embedded block 13 through complex elasticity, so that the embedded block 13 is embedded into the caulking groove, and the embedded block 13 limits the caulking groove through a plane on the back side of the embedded block 13 at the moment, so that the pressing plate screw 11 cannot rotate and displace, and the pressing plate screw 11 can be prevented from loosening;

as shown in fig. 3 and 4, the upper end of the insert 13 is vertically provided with a connecting rod 15 through a rotating sleeve, the lower side surface of the connecting rod 15 is provided with an external thread, the upper end of the groove is provided with a receiving hole 16, a threaded sleeve 17 is fixedly installed inside the receiving hole 16, the threaded sleeve 17 is sleeved on the connecting rod 15, and the upper side of the connecting rod 15 is provided with a telescopic mechanism, when in use, the locking mechanism is opened as required, only the pull ring 20 is pulled out of the receiving hole 16, so that the receiving hole 16 drives the insert 18 and the connecting rod 15 to move upwards through the pull ring 20, so that the connecting rod 15 drives the insert 13 to leave the insert groove, then after the thread part of the connecting rod 15 contacts the threaded sleeve 17, the pull ring 20 is rotated, so that the pull ring 20 drives the connecting rod 15 to rotate through the insert 18, so that the connecting rod 15 is locked through the thread action of the thread and the threaded sleeve 17, so that, then, the pressing plate screw 11 is rotated and screwed out;

as shown in fig. 3 and 4, the telescopic mechanism includes a sleeve block 18, the sleeve block 18 is installed at the opening of the accommodating hole 16, a square groove is opened at the lower end of the sleeve block 18, the upper end of the connecting rod 15 is inserted into the sleeve block 18 from the opening of the square groove, the diameter of the upper end of the connecting rod 15 is equal to the inner diameter of the square groove, a second spring 19 is vertically arranged inside the square groove, the second spring 19 is sleeved on the connecting rod 15, the lower end of the second spring 19 abuts against the lower end of the square groove, the upper end of the second spring 19 abuts against the lower wall of the upper end of the connecting rod 15, a pull ring 20 is fixedly welded at the upper end of the sleeve block 18, the combined length of the sleeve block 18 and the pull ring 20 is smaller than the length of the accommodating hole 16, when the pull ring 20 is pulled out from the accommodating hole 16, the pull ring 20 can drive the sleeve block 18 to stretch with the connecting rod 15, and the second spring 19 can be stressed to shrink in the process, connecting rod 15 can drive the abaculus 13 and carry out the displacement, can control in the abaculus 13 income recess through this operation, and square groove and connecting rod 15's upper end structure can the conduction moment of torsion, just so make pull ring 20 when rotated, the abaculus 18 can drive connecting rod 15 and rotate, and after having operated pull ring 20, loosen pull ring 20, second spring 19 can drive the abaculus 18 through compound elasticity promptly and reset, make in the abaculus 18 and the pull ring 20 income recess, just so make pull ring 20 can not influence the outward appearance and the use of knife rest 1 in the outside of knife rest 1 in not using, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A tool holder arrangement based on machining, comprising a tool holder (1), characterized in that: the left end of knife rest (1) is provided with cutter arbor (2), and cutter arbor (2) install alloy blade (4) through the shim mechanism, indent (5) have been seted up to the front end of alloy blade (4), the front end of knife rest (1) installs holding plate (9) through hold-down mechanism, and is provided with clamp plate end (12) on holding plate (9), the left end of clamp plate end (12) supports the inner wall of indent (5).

2. A toolholder assembly based on machining according to claim 1, wherein: the shim mechanism comprises an alloy shim (3), the shapes of the cutter bar (2), the alloy shim (3) and the alloy blade (4) are all equal, the alloy shim (3) is placed at the front end of the cutter bar (2), a first thread groove (6) is formed in the center of the cutter bar (2), a jack is formed in the center of the alloy shim (3), a shim screw (7) is transversely inserted into the front end opening of the jack, an external thread matched with the first thread groove (6) is arranged at the lower end of the shim screw (7), the back end of the shim screw (7) is fastened in the first thread groove (6) through threads, the middle end diameter of the shim screw (7) is equal to the inner diameter of the jack of the alloy shim (3), the front end diameter of the shim screw (7) is equal to the inner diameter of the central hole of the alloy blade (4), and the alloy blade (4) is sleeved at the front end of the shim (7) through the central hole, the back end of the alloy blade (4) is abutted against the front end of the alloy shim (3).

3. A toolholder assembly based on machining according to claim 1, wherein: hold-down mechanism includes clamp plate screw (11), second thread groove (8) have been seted up to the front end of knife rest (1), and the front end opening internal diameter of second thread groove (8) equals with the back end diameter of fixed clamp plate (9), the back end of fixed clamp plate (9) inserts from the opening part of second thread groove (8), screw (10) have transversely been seted up to the central point of fixed clamp plate (9) position, and the opening part of screw (10) is vertical to be inserted and is equipped with clamp plate screw (11), the external screw thread of clamp plate screw (11) and the equal adaptation of internal thread of screw (10) and second thread groove (8), the back end of clamp plate screw (11) passes screw (10) and inserts through the screw and establish in second thread groove (8), and is provided with locking mechanical system in second thread groove (8).

4. A toolholder assembly based on machining according to claim 3, wherein: locking mechanical system includes abaculus (13), the upside of second thread groove (8) is seted up flutedly, and the opening part of recess is provided with abaculus (13), the upper end diameter of abaculus (13) equals with the internal diameter of recess, abaculus (13) set up to sliding connection at the opening part of recess, the lower extreme front surface of abaculus (13) sets up to the slope form, the caulking groove that the diameter of internal diameter and abaculus (13) equals is seted up to the middle-end of clamp plate screw (11), the vertical first spring (14) that is provided with in inside of recess, and the lower extreme of first spring (14) offsets with the upper end of abaculus (13).

5. A toolholder assembly based on machining according to claim 4, wherein: the upper end of abaculus (13) is through changeing the vertical connecting rod (15) of installing of cover, the downside surface of connecting rod (15) is provided with the external screw thread, hole (16) have been seted up to the upper end of recess and have been accomodate, and the inside fixed mounting who accomodates hole (16) has swivel nut (17), swivel nut (17) cup joint on connecting rod (15), and the upside of connecting rod (15) is provided with telescopic machanism.

6. A toolholder assembly based on machining according to claim 5, wherein: telescopic machanism includes cover block (18), install at the opening part of accomodating hole (16) cover block (18), square groove has been seted up to the lower extreme of cover block (18), the upper end of connecting rod (15) inserts in cover block (18) from square groove's opening part, the upper end diameter of connecting rod (15) equals with square groove's internal diameter, square groove's the inside is vertical to be provided with second spring (19), and second spring (19) cup joint on connecting rod (15), the lower extreme of second spring (19) offsets with square groove's lower extreme, the upper end of second spring (19) offsets with the upper end lower wall of connecting rod (15), the upper end fixed welding of cover block (18) has pull ring (20), the combined length of cover block (18) and pull ring (20) is less than the length of accomodating hole (16).