CN213530785U - Knife rest - Google Patents

Abstract

The utility model relates to the technical field of tool holders and discloses a tool holder, which comprises a tool holder, a tool shank and a tool holder main body, the right end of the knife handle is provided with a knife holder, the upper end of the knife handle is provided with a knife rest main body, the left upper end of the knife handle is provided with a lower stroke limiting screw, the right upper end of the knife handle is provided with a pressure adjusting screw, the upper end of the knife holder is provided with a left and right fine adjustment fastening screw, the left upper end of the knife rest main body is provided with an adjustable fastening handle, the left end of the knife handle is provided with a circular knife moving seat, the preceding terminal surface lower extreme intermediate position of handle of a knife is fixed with the separation blade through the fixed pin, the utility model discloses adjust around the separable realization of handle of a knife main part and handle of a knife, fine setting about handle of a knife and the separable realization of cutter holder, the tight piece of clamp of tool rest main part is furnished with the tight piece of clamp of different thickness and adapts to the arbor of more models, and two spring pockets are opened on handle of a knife upper portion, and the location and the automation of two positions in the front and back are conveniently.

Description

Knife rest

Technical Field

The utility model relates to a knife rest technical field specifically is the knife rest.

Background

The tool rest is an important part on the numerical control lathe, and although the tool rest is of various types, the tool rest still cannot meet the requirements of users.

When the existing tool rest is used, the tool rest main body and the tool shank can not be separated to realize front and back adjustment, the tool shank and the tool holder can not be separated to realize left and right fine adjustment, the clamping block of the tool rest main body cannot be provided with clamping blocks with different thicknesses to adapt to tool shafts of more models, the tool holder is inconvenient to position and automatically lift the tool in front and back two positions, the tool holder is low in fixing efficiency, and therefore the defects are overcome by the aid of the tool rest which is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a knife rest has solved current knife rest, and when using, knife rest main part and handle of a knife inseparable regulation around realizing, fine setting about handle of a knife and the inseparable realization of cutter holder, the tight piece of clamp of knife rest main part can't be furnished with the tight piece of clamp of different thickness and adapt to the arbor of more models, inconvenient location and the automatic sword that lifts in two positions in the front and back on the handle of a knife, the problem that the fixed efficiency of cutter holder is low.

The utility model provides a following technical scheme: the knife rest comprises a knife rest body, a knife handle and a knife rest body, wherein the right end of the knife handle is provided with the knife rest body, the upper end of the knife handle is provided with a lower stroke limiting screw, the upper right end of the knife handle is provided with a pressure adjusting screw, the upper end of the knife rest body is provided with a left fine-adjustment fastening screw and a right fine-adjustment fastening screw, the upper left end of the knife rest body is provided with an adjustable fastening handle, the left end of the knife handle is provided with a circular knife moving seat, the middle position of the lower end of the front end face of the knife handle is fixed with a separation blade through a fixing pin, two spring grooves are formed in the upper part of the knife handle, a blade adjusting combination is arranged at the axis center of the knife rest body, one end of the blade adjusting combination is sleeved with a locking block combination, and the blade adjusting combination is composed of a, The utility model provides a cutter holder, locking piece combination, blade locking piece, blade locating pin and locating pin, the second hole is with circlip, second bearing, axle circlip, circular knife, blade fixed axle, blade locating pin and locating pin are constituteed, turn right from a left side and have set gradually blade regulating wheel, blade regulating shaft, lock nut, lock washer, first bearing, first hole with circlip, second bearing, axle circlip, circular knife, blade locating pin and locating pin on the blade fixed axle, the blade fixed axle is connected with the cutter holder, the latch segment combination comprises blade holder latch segment and forced locating ball, a plurality of locating holes have been seted up on the blade holder latch segment, forced locating ball inserts in the locating hole, the axle center department of blade holder latch segment cup joints mutually with the blade fixed axle.

Preferably, the number of the press-in positioning beads is six, and the press-in positioning beads are distributed annularly.

Preferably, a limit screw positioning pin is arranged on the rear end face of the cutter handle close to the lower stroke limit screw.

Preferably, the adjusting wheel gasket is positioned on the left side of the blade adjusting wheel.

Preferably, the lower end of the pressure adjusting screw is provided with a circular knife spring.

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

the utility model discloses adjust around knife rest main part and the separable realization of handle of a knife, fine setting about handle of a knife and the separable realization of cutter holder, the tight piece of clamp of knife rest main part is furnished with the arbor of the tight piece adaptation of clamp of different thickness more models, and two spring grooves are opened on handle of a knife upper portion, and the location of two positions in the front and back is convenient and automatic lift the sword, and the fixed mode of cutter holder adopts the three key grooves to add spring ball interlocking mode fast fixed.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic diagram of the right-side view structure of the present invention;

fig. 4 is a schematic sectional view of a portion of fig. 3 according to the present invention;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4 according to the present invention;

FIG. 6 is a schematic structural view of the connection between the press-in type positioning ball and the locking piece of the tool holder;

FIG. 7 is a schematic view of the detachable structure of the connection between the press-in type positioning ball and the locking piece of the tool holder;

FIG. 8 is a schematic structural view of the blade adjusting assembly of the present invention;

fig. 9 is an exploded view of the blade adjustment assembly of the present invention.

In the figure: 1. a tool holder; 2. a knife handle; 3. a tool holder main body; 4. a lower stroke limiting screw; 5. a pressure adjusting screw; 6. fine-tuning the fastening screw left and right; 7. a fastening handle capable of being adjusted; 8. a circular knife moving seat; 9. a circular knife spring; 10. a fixing pin; 11. a baffle plate; 12. positioning pins; 13. a blade adjustment shaft; 14. a blade adjustment wheel; 15. adjusting wheel gaskets; 16. locking the nut; 17. a lock washer; 18. a first bearing; 19. a circlip for the first hole; 20. a circlip for the second hole; 21. a second bearing; 22. a circlip for the shaft; 23. a circular knife; 24. pressing-in type positioning beads; 25. a blade holder locking piece; 26. a blade fixing shaft; 27. a blade positioning pin; 29. adjusting and combining the blades; 30. and locking block combination.

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. 1-9, the knife rest comprises a knife holder 1, a knife handle 2 and a knife rest main body 3, the knife holder 1 is arranged at the right end of the knife handle 2, the knife rest main body 3 is arranged at the upper end of the knife handle 2, a lower stroke limit screw 4 is arranged at the left upper end of the knife handle 2, a pressure adjusting screw 5 is arranged at the right upper end of the knife handle 2, a left and right fine-tuning fastening screw 6 is arranged at the upper end of the knife holder 1, a position-adjustable fastening handle 7 is arranged at the left upper end of the knife rest main body 3, a circular knife moving seat 8 is arranged at the left end of the knife handle 2, a baffle plate 11 is fixed at the middle position of the lower end of the front end face of the knife handle 2 through a fixing pin 10, two spring grooves are formed in the upper portion of the knife handle 2, a blade adjusting combination 29 is arranged at the axis of the, The cutter head assembly comprises a first bearing 18, a first hole elastic retainer ring 19, a second hole elastic retainer ring 20, a second bearing 21, a shaft elastic retainer ring 22, a circular cutter 23, a cutter fixing shaft 26, a cutter positioning pin 27 and a positioning pin 12, wherein the cutter fixing shaft 26 is sequentially provided with a cutter adjusting wheel 14, a cutter adjusting shaft 13, a locking nut 16, a locking washer 17, the first bearing 18, the first hole elastic retainer ring 19, the second hole elastic retainer ring 20, the second bearing 21, the shaft elastic retainer ring 22, the circular cutter 23, the cutter positioning pin 27 and the positioning pin 12 from left to right, the cutter fixing shaft 26 is connected with the cutter holder 1, a locking block assembly 30 comprises a cutter holder locking sheet 25 and a press-in type positioning ball 24, the cutter holder locking sheet 25 is provided with a plurality of positioning holes, the press-in type positioning ball 24 is inserted into the positioning holes, the shaft center of the cutter holder locking sheet 25 is sleeved with the cutter fixing shaft 26, the number of the press-in, the cutter holder is annularly distributed, a position close to a lower stroke limiting screw 4 on the rear end face of the cutter handle 2 is provided with a limiting screw positioning pin, a regulating wheel gasket 15 is positioned on the left side of a blade regulating wheel 14, the lower end of a pressure regulating screw 5 is provided with a circular cutter spring 9, the cutter holder main body 3 and the cutter handle 2 can be separated to realize front and back regulation, the cutter handle 2 and the cutter holder 1 can be separated to realize left and right fine regulation, the cutter holder 1 is fixed quickly by adopting a three-key groove and spring ball interlocking mode, a clamping block of the cutter holder main body 3 is provided with clamping blocks with different thicknesses to adapt to more types of cutter shafts, the lower cutter pressure can be adjusted by manually pressing the screw or pneumatically, a limiting nut is arranged at the rear part of the cutter holder main body 3 to adjust the lower stroke, a pin shaft is arranged at the middle part of the cutter holder main body 3, the positioning and automatic knife lifting at the front position and the rear position are convenient.

The utility model discloses a theory of operation and use flow: when the fixed cutter, fix through cutter holder 1, when needing to adjust the knife rest, then through rotatory lower stroke stop screw 4, pressure adjusting screw 5 with control fine setting fastening screw 6 and realize jointly that knife rest main part 3 and handle of a knife 2 front and back are adjusted, the fine setting is adjusted about handle of a knife 2 and cutter holder 1, two spring pockets are opened on 2 upper portions of handle of a knife, convenient location and the automation in two positions in front and back lift the sword, cutter holder 1 fixed mode adopts three key grooves to add spring ball interlocking mode and fixes fast.

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 (5)

1. The tool rest comprises a tool holder (1), a tool shank (2) and a tool rest main body (3), and is characterized in that; the tool holder is characterized in that a tool holder (1) is arranged at the right end of the tool holder (2), a tool holder main body (3) is arranged at the upper end of the tool holder (2), a lower stroke limit screw (4) is arranged at the upper left end of the tool holder (2), a pressure adjusting screw (5) is arranged at the upper right end of the tool holder (2), a left and right fine-adjustment fastening screw (6) is arranged at the upper end of the tool holder (1), a position-adjustable fastening handle (7) is arranged at the upper left end of the tool holder main body (3), a circular knife moving seat (8) is arranged at the left end of the tool holder (2), a separation blade (11) is fixed at the middle position of the lower end of the front end face of the tool holder (2) through a fixing pin (10), two spring grooves are formed in the upper part of the tool holder (2), a blade adjusting combination (29) is arranged at, the blade adjusting combination (29) consists of a blade adjusting shaft (13), a blade adjusting wheel (14), an adjusting wheel gasket (15), a locking nut (16), a locking washer (17), a first bearing (18), a first hole elastic retainer ring (19), a second hole elastic retainer ring (20), a second bearing (21), a shaft elastic retainer ring (22), a circular knife (23), a blade fixing shaft (26), a blade positioning pin (27) and a positioning pin (12), wherein the blade adjusting wheel (14), the blade adjusting shaft (13), the locking nut (16), the locking washer (17), the first bearing (18), the first hole elastic retainer ring (19), the second hole elastic retainer ring (20), the second bearing (21), the shaft elastic retainer ring (22), the circular knife (23), the blade positioning pin (27) and the positioning pin (12) are sequentially arranged on the blade fixing shaft (26) from left to right, the cutter blade fixing shaft (26) is connected with the cutter holder (1), the locking block combination (30) is composed of a cutter holder locking sheet (25) and a press-in type positioning bead (24), a plurality of positioning holes are formed in the cutter holder locking sheet (25), the press-in type positioning bead (24) is inserted into the positioning holes, and the axis of the cutter holder locking sheet (25) is sleeved with the cutter blade fixing shaft (26).

2. The toolholder according to claim 1, wherein: the number of the press-in type positioning beads (24) is six, and the press-in type positioning beads are distributed annularly.

3. The toolholder according to claim 1, wherein: and a limiting screw positioning pin is arranged on the rear end face of the cutter handle (2) and close to the lower stroke limiting screw (4).

4. The toolholder according to claim 1, wherein: the adjusting wheel gasket (15) is positioned on the left side of the blade adjusting wheel (14).

5. The toolholder according to claim 1, wherein: and a circular knife spring (9) is arranged at the lower end of the pressure adjusting screw (5).

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