TWM638078U - Vertical and horizontal cutter locking holder and cutter bar assembly with the cutter locking holder - Google Patents

Abstract

This creation is a knife rod assembly, which includes a knife rod and a lock knife seat. The knife lock seat includes a vertical support block and a horizontal support block, and the knife bar can be set on any support block. The vertical support block has a set of joint holes extending up and down, the sleeve hole can be used for the shank of the knife rod to pass through, and both the sleeve hole and the handle of the knife bar are non-circular. The top surface of the horizontal support block is recessed downward to form a handle groove and a flange groove, which can respectively accommodate the handle and the flange of the cutter bar. There are two clamping parts formed in the flange groove, which respectively protrude from two opposite groove walls of the flange groove, and each clamping part extends in a straight line. The two clamping parts can respectively fit into the two clamping grooves on the flange part of the knife rod. In this way, this invention can improve the fixing effect and ensure that the tool holder will not shake when disassembling and installing the tool.

Description

Vertical and horizontal dual-purpose locking tool holder and the tool bar assembly with the locking tool holder

The invention relates to a device for replacing processing tools of a machine tool, in particular to a tool lock seat capable of stably placing a tool bar and a tool bar assembly with the tool bar lock.

The lock tool holder is a device that assists in changing the tool at the front end of the knife bar. It can separate the vertical knife lock seat and the horizontal knife lock seat. When using the vertical knife lock seat, place the knife bar upright on the knife lock seat. When the horizontal knife lock seat is used, the knife rod is placed horizontally on the knife lock seat. After the knife rod is placed in the lock tool holder, the user loosens a nut on the front end of the knife rod with a tool such as a hook wrench to remove the original knife, and then installs a new knife on the knife rod and tightens the nut , to complete the tool replacement operation.

The existing horizontal knife lock seat mainly has a support block, and the support block is concavely provided with a semicircular groove from the top, so that the knife rod can be horizontally placed in the groove, and the bottom of the groove is protruded. There is a locating piece, and the locating piece and the locating groove on the periphery of the knife bar are engaged with each other so as to prevent the knife bar from rotating relative to each other when locking or dismounting the nut connected to the knife bar.

However, because the existing horizontal knife lock seat only utilizes a positioning piece to be locked in the positioning groove of the outer periphery of the knife bar, the fixing effect is not good. Vibration occurs, making it difficult to replace the tool.

Therefore, the horizontal knife lock seat of the prior art really needs to be improved.

In view of the above-mentioned shortcomings and deficiencies of the prior art, the present invention provides a dual-purpose locking tool holder for vertical and horizontal use and a knife bar assembly with the knife lock seat to prevent the knife bar from shaking when the nut is turned.

In order to achieve the above-mentioned creative purpose, the technical means adopted in this creation is to design a dual-purpose lock knife seat for vertical and horizontal purposes, which is used to fix a knife rod. The knife rod has a handle and a flange. The flange part is arranged along the axial direction of the cutter bar, the shank is a non-circular rod body, the flange part has at least one clamping groove set, and the clamping groove set includes two clamping grooves, the two clamping grooves The holding groove is recessed on the outer peripheral surface of the flange part, and the two holding grooves are respectively located on the radially opposite sides of the knife rod; the locking knife seat includes: a base; A vertical support block is arranged on the base, and the vertical support block has a socket hole extending up and down and passing through the vertical support block; the socket hole is used for the handle of the knife rod to pass through It is provided that the socket hole is non-circular and has a shape corresponding to the handle of the knife rod so that the handle cannot rotate relative to the vertical support block; A horizontal support block, which is arranged on the base, a top surface of the horizontal support block is recessed downward to form a handle groove and a flange groove, wherein: the shank groove is used for accommodating the shank of the tool holder; The flange groove is used for accommodating the flange part of the knife rod, and two clamping parts are formed in the flange groove, and the two clamping parts are used to respectively fit one of the clamping groove groups of the knife rod The two clamping grooves; when the two clamping parts respectively fit the two clamping grooves of one of the clamping groove groups of the knife rod, the two clamping parts make the knife rod unable to rotate; the two clamping parts The holding parts protrude from two opposite groove walls of the flange groove respectively, and each holding part extends linearly from the opening of the flange groove toward the groove bottom of the flange groove; Wherein, the cutter bar is selectively arranged on the vertical support block or the horizontal support block.

In order to achieve the above creation purpose, this creation further provides a tool holder assembly, including: A tool bar, which has a handle and a flange, the handle and the flange are arranged along the axial direction of the tool bar; the handle is a non-circular rod body, and the flange has at least one clip A holding groove group, the holding groove group includes two holding grooves, the two holding grooves are recessed on the outer peripheral surface of the flange part, and the two holding grooves are respectively located on the radially opposite sides of the knife rod; A locking tool holder, which includes: a base; A vertical support block, which is arranged on the base, the vertical support block has a socket hole extending up and down and passing through the vertical support block; the socket hole can be used for the handle of the knife rod to pass through ; The socket hole is non-circular and its shape corresponds to the handle of the cutter bar so that the handle cannot rotate relative to the vertical support block; A horizontal support block, which is arranged on the base, a top surface of the horizontal support block is recessed downward to form a handle groove and a flange groove, wherein: the shank groove accommodates the shank of the tool holder; Two clamping parts are formed in the flange groove, and the two clamping parts can respectively fit the two clamping grooves of one of the clamping groove groups of the cutter bar; when the two clamping parts respectively fit the knife When the two clamping grooves of one of the clamping groove groups of the rod, the two clamping parts make the tool bar unable to rotate; the two clamping parts respectively protrude from the two opposite groove walls of the flange groove, and each The clamping portion extends straight from the opening of the flange groove toward the groove bottom of the flange groove; Wherein, the cutter bar is selectively arranged on the vertical support block or the horizontal support block.

The advantage of this creation is that when the cutter bar is set on the horizontal support block, the flange part and the handle of the cutter bar are respectively located in the flange groove and the handle groove of the horizontal support block, wherein the flange part of the cutter bar It is clamped and fixed by the two clamping parts from opposite directions, and the clamping part is elongated, which can provide a better fixing effect. The part can also ensure that the tool holder will not shake.

And when the knife bar is arranged on the vertical support block, the socket hole on the vertical support block is non-circular and the shape is corresponding to the knife bar so that the handle cannot rotate, whereby the knife bar can be firmly placed upright on the on a vertical support block for tool replacement.

Further, in the above-mentioned knife lock seat, two opposite slopes are formed on each clamping portion of the horizontal support block, and the two slopes are inclined in opposite directions so that the width of the clamping portion moves away from the corresponding The direction of the groove wall of the flange groove is tapered, and the two slopes are respectively used to abut against two opposite groove walls of the corresponding clamping groove.

Furthermore, in the said knife lock seat, each clamping portion of the horizontal support block extends along the vertical direction.

Further, in the above-mentioned knife lock seat, the knife rod is a triangular-conical knife rod.

The technical means adopted by this creation to achieve the predetermined creation purpose are further described below in conjunction with the drawings and the preferred embodiments of this creation.

Please refer to FIGS. 1 to 4 and shown in FIGS. 7 and 8 , the knife rod assembly of the present invention includes a knife rod 10 and a lock knife seat 20 .

The aforesaid knife bar 10 has a main body, a collet 13 and a nut 14, and a handle portion 11 and a flange portion 12 are formed on the main body. Axially aligned. The handle 11 is a non-circular rod body, and specifically, the shape of the handle 11 is a triangular cone conforming to the ISO26623-1 standard, that is to say, the cross section of the handle 11 is roughly triangular (as shown in Figure 8) , and the width of the shank 11 is tapered along the axial direction of the tool holder 10 (as shown in FIG. 7 ).

The flange part 12 has at least one clamping groove group, each clamping groove group includes two clamping grooves 121, and the two clamping grooves 121 are recessed on the outer peripheral surface of the flange part 12, and the two clamping grooves 121 are respectively located Radially opposite sides of the tool holder 10 . In this embodiment, the number of at least one clamping groove group is two, so there are four clamping grooves 121 on the outer peripheral surface of the flange part 12, and the four clamping grooves 121 are arranged at equal angular intervals, and the four clamping grooves Any two opposing clamping grooves 121 in 121 belong to the same clamping groove group. The bottom of each clamping groove 121 is an elongated plane.

The collet 13 and the nut 14 are standard components of the prior art. The collet 13 can hold a cutter 91 , and the nut 14 is screwed into the main body and sheathed outside the collet 13 . When the nut 14 is not tightened, the tool 91 can be easily inserted or withdrawn into the collet 13 , and when the nut 14 is tightened, the collet 13 is pushed by the nut 14 to securely hold the tool 91 .

The aforementioned knife lock seat 20 includes a base 21 , a vertical support block 22 and a horizontal support block 23 . The base 21 is preferably fixed on a workbench or a device with a vise or a pressing plate. The vertical support block 22 is disposed on the base 21 and has a set of connecting holes 221 . The sleeve hole 221 extends up and down and passes through the vertical support block 22 , and can be passed through by the handle 11 of the tool holder 10 . The socket hole 221 is non-circular and has a shape corresponding to the handle 11 of the tool holder 10 so that the handle 11 cannot rotate relative to the vertical support block 22 .

Please refer to FIG. 4 and FIG. 8. In this embodiment, the shape of the sleeve hole 221 corresponds to the handle 11, which means that the shape of the sleeve hole 221 and the handle 11 are the same as a triangular pyramid (as shown in FIG. 8 ), whereby, when the handle 11 passes through the socket hole 221, the hole wall of the socket hole 221 abuts against the outer peripheral surface of the handle 11 so that the handle 11 cannot be rotated, but the shape of the socket hole 221 is not like this As a limitation, it is only necessary that the sleeve hole 221 is non-circular and that the handle 11 cannot rotate relative to the vertical support block 22 .

Please refer to Fig. 5 to Fig. 7 and Fig. 10, the horizontal support block 23 is arranged on the base 21, and a top surface of the horizontal support block 23 is recessed downward to form a handle groove 231 and a flange groove 232 . The handle groove 231 can accommodate the handle 11 of the knife holder 10 . In this embodiment, the width of the shank groove 231 tapers away from the flange groove 232 to match the taper of the shank 11 , and the bottom of the shank 231 abuts against the shank 11 so that the tool holder 10 Connect the horizontal support block 23 stably.

Please refer to Fig. 5 to Fig. 7 and Fig. 9, the flange groove 232 can accommodate the flange part 12 of the tool holder 10, and there are two clamping parts 233 formed in the flange groove 232, and the two clamping parts 233 respectively protrude Formed on two opposite groove walls of the flange groove 232, each clamping portion 233 extends straight from the opening of the flange groove 232 toward the groove bottom of the flange groove 232, and specifically, each clamping portion 233 extends along the vertical direction , but not limited thereto, the extending direction of the clamping portion 233 may also be inclined to the vertical direction. When the two clamping parts 233 respectively fit into the two clamping grooves 121 of the knife rod 10 , the two clamping parts 233 prevent the knife rod from rotating and ensure that the knife rod 10 does not shake.

In this embodiment, each clamping portion 233 is formed with two opposite slopes 2331, and the two slopes 2331 are inclined in opposite directions so that the width of the clamping portion 233 tapers away from the groove wall of the corresponding flange groove 232. , that is to say, the two slopes 2331 make the cross section of the clamping portion 233 roughly trapezoidal. The two inclined surfaces 2331 of each clamping portion 233 can respectively abut against two opposite groove walls of the corresponding clamping groove 121 to further ensure that the tool holder 10 will not shake.

When this creation is in use, the knife bar 10 can be arranged on the vertical support block 22 or the horizontal support block 23 as the case may be, that is to say, the knife lock seat 20 is dual-purpose for vertical and horizontal purposes. When the knife bar 10 is arranged on the vertical support block 22, the handle 11 of the knife bar 10 passes through the socket hole 221 of the vertical support block 22; when the knife bar 10 is arranged on the horizontal support block 23, the handle of the knife bar 10 The handle portion 11 and the flange portion 12 are respectively arranged in the handle groove 231 and the flange groove 232 of the horizontal support block 23, and the two clamping grooves 121 of the knife bar 10 are respectively fitted by the two clamping portions 233 of the lock knife seat 20. To ensure that the tool bar 10 does not shake when the nut 14 is rotated.

To sum up, when the tool bar 10 is arranged on the horizontal support block 23, the flange portion 12 and the handle 11 of the tool bar 10 are located in the flange groove 232 and the handle groove 231 of the horizontal support block 23 respectively, wherein The flange part 12 is clamped and fixed by the two clamping parts 233 from opposite directions, and the clamping parts 233 are elongated, which can provide a better fixing effect, even if the user forcibly turns the nut when the knife bar 10 is placed horizontally 14. The two clamping parts 233 can also ensure that the tool holder 10 will not shake. And when the knife bar 10 is arranged on the vertical support block 22, the socket hole 221 on the vertical support block 22 is non-circular and shaped corresponding to the knife bar 10 so that the handle 11 cannot rotate, whereby the knife bar 10 can be firmly placed upright on the vertical support block 22 for changing the cutter 91 .

The above description is only a preferred embodiment of this creation, and does not impose any formal restrictions on this creation. Although this creation has been disclosed as above with a preferred embodiment, it is not used to limit this creation. Anyone in the technical field has Ordinary knowledgeable persons, without departing from the scope of this creative technical solution, may use the technical content disclosed above to make some changes or modify them into equivalent embodiments with equivalent changes. The technical essence of the creation Any simple modification, equivalent change and modification made to the above embodiments still belong to the scope of the technical solution of the creation.

10: Arbor 11: handle 12: Flange 121: clamping groove 13: collet 14: Nut 20: lock knife seat 21: base 22: vertical support block 221: socket hole 23: Horizontal support block 231: handle groove 232: flange groove 233: clamping part 2331: Bevel 91: Knife

Fig. 1 is the three-dimensional appearance diagram of the cutter bar assembly of this creation. Fig. 2 is the three-dimensional appearance diagram of the lock knife seat of the knife bar assembly of this creation. Fig. 3 is the exploded view of the three-dimensional components of the lock knife seat of the knife bar assembly of this creation. Fig. 4 is the schematic diagram of the vertical support block in which the knife bar of the knife bar assembly of this invention is arranged on the knife lock seat. Fig. 5 is the schematic diagram of the knife bar of the knife bar assembly of this invention being arranged on the horizontal support block of the knife lock seat. Fig. 6 is the front view of the knife bar assembly of this creation. Fig. 7 is a schematic cross-sectional view of the cutter bar assembly of the invention along the A-A section line of Fig. 6 . Fig. 8 is a schematic cross-sectional view of the cutter bar assembly of the invention along the line B-B of Fig. 6 . Fig. 9 is a schematic cross-sectional view of the cutter bar assembly of the invention along the line C-C of Fig. 7 . Fig. 10 is a schematic cross-sectional view of the cutter bar assembly of the invention along the line D-D of Fig. 7 .

10: Arbor

11: handle

12: Flange

121: clamping groove

20: lock knife seat

22: vertical support block

23: Horizontal support block

231: handle groove

232: flange groove

233: clamping part

Claims (5)

A knife holder for both vertical and horizontal purposes is used to fix a knife bar. The knife bar has a handle and a flange. The handle and the flange are arranged along the axial direction of the knife bar. The handle It is a non-circular rod body, the flange part has at least one clamping groove group, and the clamping groove group includes two clamping grooves, and the two clamping grooves are recessed on the outer peripheral surface of the flange part, and the The two clamping grooves are respectively located on the radially opposite sides of the knife rod; the lock knife seat includes: a base; A vertical support block is arranged on the base, and the vertical support block has a socket hole extending up and down and passing through the vertical support block; the socket hole is used for the handle of the knife rod to pass through It is provided that the socket hole is non-circular and has a shape corresponding to the handle of the knife rod so that the handle cannot rotate relative to the vertical support block; A horizontal support block, which is arranged on the base, a top surface of the horizontal support block is recessed downward to form a handle groove and a flange groove, wherein: the shank groove is used for accommodating the shank of the tool holder; The flange groove is used for accommodating the flange part of the knife rod, and two clamping parts are formed in the flange groove, and the two clamping parts are used to respectively fit one of the clamping groove groups of the knife rod The two clamping grooves; when the two clamping parts respectively fit the two clamping grooves of one of the clamping groove groups of the knife rod, the two clamping parts make the knife rod unable to rotate; the two clamping parts The holding parts protrude from two opposite groove walls of the flange groove respectively, and each holding part extends linearly from the opening of the flange groove toward the groove bottom of the flange groove; Wherein, the cutter bar is selectively arranged on the vertical support block or the horizontal support block. The knife lock seat according to claim 1, wherein two opposite slopes are formed on each clamping part of the horizontal support block, and the two slopes are inclined in opposite directions so that the width of the clamping part is away from the corresponding The direction of the groove wall of the flange groove is tapered, and the two slopes are respectively used to abut against two opposite groove walls of the corresponding clamping groove. The knife lock seat according to claim 1 or 2, wherein each clamping portion of the horizontal support block extends along a vertical direction. The knife holder according to claim 1 or 2, wherein the knife holder is a triangular cone knife holder. A tool holder assembly comprising: A tool bar, which has a handle and a flange, the handle and the flange are arranged along the axial direction of the tool bar; the handle is a non-circular rod body, and the flange has at least one clip A holding groove set, the holding groove set includes two holding grooves, the two holding grooves are recessed on the outer peripheral surface of the flange part, and the two holding grooves are respectively located on the radially opposite sides of the cutter bar; A locking tool holder, which includes: a base; A vertical support block, which is arranged on the base, the vertical support block has a socket hole extending up and down and passing through the vertical support block; the socket hole can be used for the handle of the knife rod to pass through ; The socket hole is non-circular and its shape corresponds to the handle of the cutter bar so that the handle cannot rotate relative to the vertical support block; A horizontal support block, which is arranged on the base, a top surface of the horizontal support block is recessed downward to form a handle groove and a flange groove, wherein: the shank groove accommodates the shank of the tool holder; Two clamping parts are formed in the flange groove, and the two clamping parts can respectively fit the two clamping grooves of one of the clamping groove groups of the cutter bar; when the two clamping parts respectively fit the knife When the two clamping grooves of one of the clamping groove groups of the rod, the two clamping parts make the tool bar unable to rotate; the two clamping parts respectively protrude from the two opposite groove walls of the flange groove, and each The clamping portion extends straight from the opening of the flange groove toward the groove bottom of the flange groove; Wherein, the cutter bar is selectively arranged on the vertical support block or the horizontal support block.

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