CN219234153U

CN219234153U - ER floats burring handle of a knife

Info

Publication number: CN219234153U
Application number: CN202320091712.3U
Authority: CN
Inventors: 徐明俊; 王广南; 刘志强; 裴小梅
Original assignee: Jiangsu Zuoyi Precision Machinery Co ltd
Current assignee: Jiangsu Zuoyi Precision Machinery Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-06-23
Anticipated expiration: 2033-01-31

Abstract

The utility model relates to the technical field of numerical control tool shanks, in particular to an ER floating deburring tool shank; comprises a main handle, a sleeve and a floating chuck; the main handle is detachably inserted at one end of the sleeve, the floating chuck is slidably inserted at the other end of the sleeve, the floating chuck is detachably connected with the main handle, and the floating chuck axially moves relative to the main handle along the axial direction of the floating chuck. The sleeve comprises: the device comprises a jacket, a slot, a guide block and a sealing sleeve; the right end circumferential wall of the outer sleeve is provided with the slot, the guide block is inserted in the slot, and the right end of the outer sleeve is sleeved with the screwing sleeve, so that the inner wall of the sealing sleeve is abutted to the guide block. According to the utility model, the spring arranged in the cutter handle can be compressed or stretched automatically according to the contour shape on the cutter feeding track, so that the cutting depth, namely the chamfer size, on the edge needing deburring is kept consistent.

Description

ER floats burring handle of a knife

Technical Field

The utility model relates to the technical field of numerical control tool shanks, in particular to an ER floating deburring tool shank.

Background

In view of the fact that the hydraulic valve of the engineering machinery travelling mechanism is very complex in casting the inner runner, very serious burrs are generated at the intersection part of the casting surface of the inner runner and the machining hole, and the burrs are large in number and are not easy to remove manually. The traditional deburring tool handle can only feed along the edge profile needing deburring according to the set chamfer size, and programming is relatively complex. Therefore, the problem of deburring of the flow passage in the hydraulic valve is always a difficult problem for processing enterprises.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the ER floating deburring cutter handle, and the cutter is arranged on the cutter handle, and cutting edges are arranged on the upper conical surface and the lower conical surface of the deburring cutter, so that a spring arranged in the cutter handle can be automatically compressed or stretched according to the profile shape on the cutter feeding track, and the cutting depth, namely the size of a chamfer angle, on an edge needing deburring is kept consistent.

The utility model is realized by the following technical scheme:

an ER floating deburring cutter handle comprises a main handle, a sleeve and a floating chuck; the main handle is detachably inserted at one end of the sleeve, the floating chuck is slidably inserted at the other end of the sleeve, the floating chuck is detachably connected with the main handle, and the floating chuck axially moves relative to the main handle along the axial direction of the floating chuck.

Preferably, the sleeve comprises: the device comprises a jacket, a slot, a guide block and a sealing sleeve; the right end circumferential wall of the outer sleeve is provided with the slot, the guide block is inserted in the slot, and the right end of the outer sleeve is sleeved with the sealing sleeve, so that the inner wall of the sealing sleeve is abutted to the guide block.

Preferably, the floating cartridge comprises: the device comprises a mandrel, a retainer ring, a limiting ring, a spring, a chuck and a guide groove; the utility model discloses a self-locking clamping device for a floating chuck, including main handle, dabber, locking nut, spring, stop collar, main handle, dabber's one end with the screw thread is continuous can be dismantled to the right-hand member of main handle, the other end of dabber extend in the intracavity of the axle of chuck, the dabber is linearly overlapped and is equipped with two the retaining ring, two be connected with between the retaining ring the spring, the left end of chamber with the right-hand member of dabber all inlays and is equipped with the stop collar for two the retaining ring carries out spacing to block, the right-hand member of floating chuck can be dismantled through lock nut and be connected with the cutter.

Preferably, the main handle includes: an external threaded portion and an axial screw hole; the right end integrated into one piece of main handle is connected with external screw thread portion, and its axial is upwards seted up axial screw hole, through external screw thread portion with the left end screw thread of overcoat links to each other, through axial screw hole with the left end screw thread of dabber links to each other.

Preferably, the right end circumferential wall of the outer sleeve further comprises two sealing grooves and a limiting groove which are arranged at intervals, a sealing ring is embedded in the sealing grooves, the sealing grooves are arranged on the connecting surface between the outer sleeve and the sealing sleeve, and a steel wire retainer ring is embedded in the limiting groove and used for limiting the axial position of the sealing sleeve.

Preferably, the two sealing rings are respectively and symmetrically arranged at the left end and the right end of the connecting surface of the sealing sleeve, and the steel wire check ring is arranged at the right end surface of the sealing sleeve.

Preferably, the mandrel comprises a connecting part, a shoulder part and a shaft body which are connected in an integrated manner in sequence; the right end of the shoulder is abutted against the left check ring to limit the left check ring; the right end of the shaft body further comprises a clamping groove I which is arranged, one limiting ring is embedded in the clamping groove I, and the right side of the limiting ring is limited.

Preferably, the shaft cavity comprises a containing cavity and a travel cavity which are connected left and right in sequence; the inner diameter of the accommodating cavity is larger than that of the stroke cavity, and the left end of the accommodating cavity is provided with a clamping groove II for embedding and installing another limiting ring, and the connecting surface of the accommodating cavity and the stroke cavity is in butt joint with the right side of the check ring to limit.

The utility model has the following beneficial effects:

according to the utility model, the deburring cutter is arranged on the floating deburring cutter handle, and the cutting edges are arranged on the upper conical surface and the lower conical surface of the deburring cutter, so that the spring arranged in the cutter handle can be automatically compressed or stretched according to the profile shape on the cutter feeding track, and the cutting depth of the edge needing deburring, namely the size of the chamfer, is kept consistent. The floating deburring tool handle is novel in design concept and high in stability, and improves production efficiency and product qualification rate.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a structural diagram of the present utility model.

Fig. 2 is an enlarged view of a portion of the present utility model.

Fig. 3 is a structural view of the main handle in the present utility model.

Fig. 4 is a structural view of the jacket of the present utility model.

Fig. 5 is a block diagram of a chuck in accordance with the present utility model.

Fig. 6 is a block diagram of a mandrel in the present utility model.

In the figure: 1-main handle, 11-external screw thread part, 12-axial screw hole, 2-sleeve, 21-coat, 22-slot, 23-guide block, 24-seal sleeve, 25-seal groove, 26-limit groove, 3-floating chuck, 31-mandrel, 311-connecting part, 312-shoulder, 313-shaft body, 314-clamping groove I, 32-retainer ring, 33-limit ring, 34-spring, 35-chuck, 36-guide groove, 37-shaft cavity, 371-containing cavity, 372-travel cavity, 373-clamping groove II, 4-lock nut.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, an ER floating deburring tool holder comprises a main handle 1, a sleeve 2 and a floating chuck 3; the main handle 1 is detachably inserted at one end of the sleeve 2, the floating chuck 3 is slidably inserted at the other end of the sleeve, the floating chuck 3 is detachably connected with the main handle 1, the floating chuck 3 axially moves relative to the main handle 1 along the axis direction of the floating chuck, so that a connected cutter is properly lifted upwards or downwards extended, a complex inner runner environment with a narrowed or widened runner is met, the cutting depth is basically consistent, and the deburring chamfer is unchanged in size.

The sleeve 2 includes: the jacket 21, the slot 22, the guide block 23 and the sealing sleeve 24; the right end circumferential wall of the outer sleeve 21 is provided with a slot 22, a guide block 23 is inserted in the slot 22, and the right end of the outer sleeve 21 is sleeved with a sealing sleeve 24, so that the inner wall of the sealing sleeve 24 is abutted with the guide block 23. Through the arrangement of the sealing sleeve 24, the sealing sleeve can limit the installation of the guide groove blocks, avoid sliding out of the slot 22 and play a role in waterproof, dustproof and sealing.

The floating cartridge 3 includes: mandrel 31, retainer ring 32, stop collar 33, spring 34, chuck 35 and guide slot 36; one end of the mandrel 31 is detachably connected with the right end of the main handle 1 through threads, the other end of the mandrel 31 extends into a shaft cavity 37 of the chuck 35, two check rings 32 are linearly sleeved on the mandrel 31, a spring 34 is connected between the two check rings 32, a limiting ring 33 is embedded in the left end of the shaft cavity 37 and the right end of the mandrel 31 and used for limiting and blocking the two check rings 32, a cutter is detachably connected to the right end of the floating chuck 3 through a lock nut 4, the cutter uses conical deburring chamfer cutters with cutting edges on the upper side and the lower side, and burrs of most of complex inner runners are efficiently removed on a machining center in batches. The spindle 31 may provide a guiding function for the spring 34 when compressed or extended, and two retainers 32 may be used to mount and connect the spring 34 while allowing axial movement of the retainers 32 along the spindle 31.

The main handle 1 includes: an external screw portion 11 and an axial screw hole 12; the right end integrated into one piece of main handle 1 is connected with external screw thread portion 11, and its axial is upwards seted up axial screw hole 12, links to each other with the left end screw thread of overcoat 21 through external screw thread portion 11, links to each other with the left end screw thread of dabber 31 through axial screw hole 12.

The circumferential wall at the right end of the outer sleeve 21 further comprises two sealing grooves 25 and a limiting groove 26 which are arranged at intervals, a sealing ring is embedded in the sealing groove 25, meanwhile, the sealing groove 25 is arranged on a connecting surface between the outer sleeve 21 and the sealing sleeve 24, and a steel wire check ring is embedded in the limiting groove 26 and used for limiting the axial position of the sealing sleeve 24. The two sealing rings are symmetrically arranged at the left end and the right end of the connecting surface of the sealing sleeve 24 respectively, and the steel wire check ring is arranged at the right end surface of the sealing sleeve 24; further enhancing the sealing effect when the sealing sleeve 24 is connected to the outer sleeve 21.

The mandrel 31 comprises a connecting part 311, a shoulder 312 and a shaft body 313 which are connected in turn in an integrated manner; the right end of the shoulder 312 abuts against the left check ring 32 to limit the left check ring 32; the right end of the shaft body 313 further comprises a clamping groove I314, and a limiting ring 33 is embedded in the clamping groove I314 to limit the right check ring 32.

The shaft cavity 37 comprises a containing cavity 371 and a travel cavity 372 which are connected in turn left and right; the internal diameter of holding chamber 371 is greater than the internal diameter of stroke chamber 372, and holds the left end in chamber 371 and offer draw-in groove two 373 for inlay and establish another spacing ring 33 of installation, hold on the junction surface of chamber 371 and stroke chamber 372 with right side retaining ring 32 looks butt spacing.

Working principle: according to the floating deburring tool holder disclosed by the utility model, the conical deburring chamfering tool with cutting edges arranged on the upper conical surface and the lower conical surface can be used for efficiently removing burrs of most of complex inner runners in batches on a machining center. The powerful spring 34 arranged in the cutter handle can automatically adapt to the outline of the deburring part according to the shape of the casting hole on the feeding track, when the burrs at the lower part are removed, the spring 34 is compressed when the flow passage is narrowed, and the cutter is properly lifted along the axial direction; when the upper burrs are removed, the flow passage is narrowed, the spring 34 is stretched, and the cutter extends downwards along the axial direction, so that the cutting depth is basically consistent, and the size of the deburring chamfer is unchanged. The program of the feed track is relatively simple to write. The floating deburring tool handle is novel in design concept and high in stability, and improves production efficiency and product qualification rate.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An ER floating deburring tool handle is characterized by comprising a main handle (1), a sleeve (2) and a floating chuck (3); one end of the sleeve (2) is detachably inserted with the main handle (1), the other end of the sleeve is slidably inserted with the floating chuck (3), the floating chuck (3) is detachably connected with the main handle (1), and the floating chuck (3) axially moves relative to the main handle (1) along the axial direction of the floating chuck.

2. An ER floating deburring shank as claimed in claim 1, characterized in that said sleeve (2) comprises: the device comprises a jacket (21), a slot (22), a guide block (23) and a sealing sleeve (24); the right end circumferential wall of the outer sleeve (21) is provided with the slot (22), the guide block (23) is inserted into the slot (22), and the right end of the outer sleeve (21) is sleeved with the sealing sleeve (24), so that the inner wall of the sealing sleeve (24) is abutted to the guide block (23).

3. An ER floating deburring shank as claimed in claim 2, characterized in that said floating collet (3) comprises: the device comprises a mandrel (31), a retainer ring (32), a limiting ring (33), a spring (34), a chuck (35) and a guide groove (36); the utility model discloses a tool is characterized by comprising a main handle (1), a mandrel (31), a retainer ring (32), a spring (34) and a limiting ring (33), wherein one end of the mandrel (31) is detachably threaded with the right end of the main handle (1), the other end of the mandrel (31) extends in a shaft cavity (37) of the chuck (35), two retainer rings (32) are linearly sleeved on the mandrel (31), the springs (34) are connected between the two retainer rings (32), the limiting ring (33) is embedded at the left end of the shaft cavity (37) and the right end of the mandrel (31) and used for limiting and blocking the two retainer rings (32), and a tool is detachably connected with the right end of the floating chuck (3) through a locking nut (4).

4. An ER floating deburring shank as claimed in claim 3, characterised in that said main shank (1) comprises: an external thread part (11) and an axial screw hole (12); the right end integrated into one piece of main handle (1) is connected with external screw thread portion (11), and its axial is upwards seted up axial screw hole (12), through external screw thread portion (11) with the left end screw thread of overcoat (21) links to each other, through axial screw hole (12) with the left end screw thread of dabber (31) links to each other.

5. The ER floating deburring tool holder of claim 4, further comprising two sealing grooves (25) and a limiting groove (26) arranged at intervals on the circumferential wall of the right end of the outer sleeve (21), wherein a sealing ring is embedded in the sealing groove (25), meanwhile, the sealing groove (25) is arranged on a connecting surface between the outer sleeve (21) and the sealing sleeve (24), and a steel wire retainer ring is embedded in the limiting groove (26) and used for limiting the axial position of the sealing sleeve (24).

6. The ER floating deburring tool holder of claim 5, wherein two of said sealing rings are symmetrically disposed at left and right ends of said connecting surface of said sealing sleeve (24), respectively, and said wire retainer ring is disposed at right end surface of said sealing sleeve (24).

7. An ER floating deburring tool holder as claimed in claim 3, wherein said mandrel (31) comprises a connecting portion (311), a shoulder portion (312) and a shaft body (313) integrally formed in sequence from side to side; the right end of the shoulder part (312) is abutted with the left check ring (32) to limit the left check ring (32); the right end of the shaft body (313) further comprises a clamping groove I (314) which is formed in the shaft body, one limiting ring (33) is embedded in the clamping groove I (314), and the right side of the check ring (32) is limited.

8. An ER floating deburring tool holder as claimed in claim 3, wherein said shaft cavity (37) comprises a receiving cavity (371) and a travel cavity (372) connected in series; the inner diameter of the accommodating cavity (371) is larger than that of the stroke cavity (372), and a clamping groove II (373) is formed in the left end of the accommodating cavity (371) and used for embedding and mounting another limiting ring (33), and the connecting surface of the accommodating cavity (371) and the stroke cavity (372) is in butt limit with the right side of the retainer ring (32).