CN217670329U

CN217670329U - Telescopic scriber tool changing tool

Info

Publication number: CN217670329U
Application number: CN202221556735.9U
Authority: CN
Inventors: 袁慧珠; 张明明
Original assignee: Suzhou Heyan Precision Technology Co ltd
Current assignee: Suzhou Heyan Precision Technology Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-10-28
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to a telescopic scriber tool changing tool, include: a housing; the inner core is arranged in the shell and coaxially arranged with the shell, and the inner core is arranged in the shell in a sliding mode along the axial extension direction; the positioning tool is arranged at the end part of the inner core, is driven by the inner core to axially slide in and out relative to the shell, and positions a flange plate on the dicing saw when the positioning tool protrudes out of the shell in a sliding manner; the flexible clamping piece is arranged between the positioning tool and the shell, one end of the flexible clamping piece is connected to the positioning tool and driven by the inner core to axially slide in and out relative to the shell, the other end of the flexible clamping piece protrudes out of the positioning tool, and when the flexible clamping piece slides in and out of the shell, the flexible clamping piece protrudes out of one end of the shell and flexibly deforms under the limiting effect, so that clamping action is realized. The utility model discloses saved the elasticity assembly structure that clamping jaw and inner core are complicated, flexible holder self can elastic deformation, difficult wearing and tearing, long service life.

Description

Telescopic scriber tool changing tool

Technical Field

The utility model belongs to the technical field of scribing machine erecting tool technique and specifically relates to indicate a telescopic scribing machine tool changing instrument.

Background

The dicing saw is a key device for semiconductor rear packaging, and has the function of cutting a wafer into single circuit units by driving a grinding wheel blade to rotate at a high speed by adopting an air static pressure spindle, wherein the grinding wheel blade is fixed on a tool apron through a tool pressing lock nut. When a tool is changed, the air cylinder of the main shaft is ventilated, the air cylinder rod is propped against the inner wall of the circumferential counter bore of the shaft core to fix the shaft core, the pressing tool locking nut is clamped by the tool changing tool, and the pressing tool locking nut is detached by the rotating tool to change the tool.

In the working process of the dicing saw, due to the abrasion of a cutter or the change of a cutting material, the cutter is frequently replaced; the existing scribing machine tool changing tool comprises two types:

1. the non-telescopic type tool for detaching the cutter has the advantages that the outer shell and the inner core are integrated, and a telescopic structure is not provided; the non-telescopic knife removing tool is completely matched and rotated and disassembled by the aid of the telescopic ejector pins, so that on one hand, the operation is inconvenient, the ejector pins are easily damaged, on the other hand, no flange clamping device is arranged, and the disassembled workpiece is easily dropped off;

2. telescopic clamping jaw formula broach instrument, reform transform non-telescopic broach instrument, solve the defect that non-telescopic broach instrument exists, by the shell, the inner core, clamping jaw etc, it is flexible to rely on shell and inner core, make the clamping jaw open or contract, centre gripping blade flange, four locating holes on through flexible thimble on the inner core and the flange cooperate, twist and move the broach instrument, dismantle the ring flange, but need clamping jaw and inner core elastic connection, the part processing degree of difficulty such as clamping jaw and inner core is great, the assembly difficulty, the cost is higher, and the clamping jaw easily wears out, short service life.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that overcome the defect that telescopic clamping jaw formula broach instrument exists among the prior art, provide a telescopic scriber tool changing instrument, improve flexible clamping jaw, adopt flexible holder to realize the centre gripping to the work piece through elastic deformation, saved the elasticity assembly structure that clamping jaw and inner core are complicated on the one hand, on the other hand, flexible holder self can elastic deformation, difficult wearing and tearing, long service life.

In order to solve the technical problem, the utility model provides a telescopic scriber tool changing tool, include:

a housing;

the inner core is arranged in the shell and coaxially arranged with the shell, and the inner core is arranged in the shell in a sliding mode along the axial extension direction;

the positioning tool is arranged at the end part of the inner core, is driven by the inner core to axially slide in and out relative to the shell, and positions a flange plate on the dicing saw when the positioning tool protrudes out of the shell in a sliding manner;

the flexible clamping piece is arranged between the positioning tool and the shell, one end of the flexible clamping piece is connected to the positioning tool, the inner core drives the flexible clamping piece to axially slide in and out relative to the shell, the other end of the flexible clamping piece protrudes out of the positioning tool, and when the flexible clamping piece slides in and out of the shell, one end of the flexible clamping piece protruding out of the shell flexibly deforms under the limiting effect, so that clamping action is realized.

In an embodiment of the present invention, the flexible clamping member is an annular rubber sleeve, a sleeve of the annular rubber sleeve is disposed outside the positioning tool, and the other end of the annular rubber sleeve is in and out of the housing and elastically deforms to change the size of the inner hole of the annular rubber sleeve.

In an embodiment of the utility model, the flexible clamping piece is a plurality of slice elasticity clamping jaws, and is a plurality of slice elasticity clamping jaw centers on location frock circumference evenly sets up be provided with the slope structure of restriction slice elasticity clamping jaw on the shell inner wall.

In an embodiment of the utility model, the location frock includes the positioning seat of being connected with the inner core and sets up the location thimble in the positioning seat, location thimble one end joint is in the positioning seat, the other end salient of location thimble is in the positioning seat.

In an embodiment of the present invention, the positioning thimble is elastically disposed in the positioning seat, and a first elastic member is disposed between the positioning seat and the positioning thimble.

In an embodiment of the present invention, at least 2 positioning thimbles are disposed on the positioning seat, a plurality of positioning thimbles are distributed on the same circumference, and a plurality of positioning thimbles are circumferentially and uniformly distributed.

In an embodiment of the present invention, the inner core, the positioning tool, and the flexible clamping member are sequentially connected in series.

In one embodiment of the present invention, the outer shell is elastically slidably connected to the inner core, and the second elastic member is disposed between the outer shell and the inner core.

The utility model discloses an in one embodiment, still include the spacer pin, the spacer pin along the shell radial direction is worn to establish in the inner core be provided with in the inner core and supply the spacing spout of spacer pin male the inner core is relative when the shell slides, the spacer pin is in slide in the spacing spout.

In an embodiment of the present invention, the outer shell, the inner core, and the positioning tool are made of aluminum material or plastic material.

Compared with the prior art, the technical scheme of the utility model have following advantage:

telescopic scribing machine toolchanger, be applicable to carry out the blade to the scribing machine that has the main shaft lock and change, can effectively prevent to screw up the nut, flange and blade slippage, it is more convenient, more swift, safer to make the sword of tearing open, the scribing machine is when dismantling the cutter, need dismantle the nut of screwing up of installing in the ring flange on the main shaft and change the blade, the utility model discloses a telescopic scribing machine toolchanger sets up shell and inner core relative slip, with location frock and flexible holder and inner core fixed connection, make the inner core, location frock, flexible holder and shell cooperation form extending structure, when the inner core slides for the shell mutually, location frock and flexible holder all can stick out in the shell, wherein, the location frock of changing the toolchanger is accomplished with the locating hole cooperation that sets up on the ring flange to the locating hole cooperation of locating tool, flexible holder realizes the centre gripping to the work piece through elastic deformation, flexible holder does not receive the spacing of shell when stretching out the shell, through self elastic deformation be in open state, flexible holder receives the spacing toolchanger of shell when retracting the shell, through self elastic deformation be in the state of self elastic deformation, thereby realize that flexible holder can not be compared the nut of the flexible holder and the clamp nut of the flexible holder in the life-changing the nut, the flexible holder, the clamp nut of the flexible holder, the clamp can be dismantled in the life-saving, the flexible holder also the flexible holder, the flexible holder of the flexible holder, the flexible holder can be compared with the simple structure after the use of the flexible holder, the clamp nut of the clamp is difficult for the clamp.

Drawings

In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which

FIG. 1 is a schematic view of the overall cross-sectional structure of a tool changing tool of a retractable scribing machine of the present invention;

fig. 2 is a schematic cross-sectional structure view of the positioning tool of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the connection between the outer shell and the inner core of the present invention.

The specification reference numbers indicate: 1. a housing; 2. an inner core; 3. positioning a tool; 31. positioning seats; 32. positioning the thimble; 33. a first elastic member; 34. tightening the screw; 4. a flexible clamping member; 5. a flange plate; 6. a second elastic member; 7. and a limiting pin.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

In the scribing machine working process, because the change of cutter wearing and tearing or cutting material, often can carry out the change of cutter, the cutter generally all is fixed on ring flange 5 through the tool holder, so need dismantle ring flange 5 from the scribing machine main shaft earlier when changing the cutter, the utility model discloses just for providing a make things convenient for the instrument of screwing up the nut on the rotary flange 5, realize the quick dismantlement to ring flange 5 of installation cutter on the scribing machine through this instrument, specifically, correspond with ring flange 5 position relation in order to realize this tool changing instrument, and can drive ring flange 5 rotatory, this tool changing instrument should possess the function of location and centre gripping, based on above-mentioned demand, design the tool changing instrument of this embodiment.

Referring to fig. 1, the utility model provides a telescopic scriber tool changing tool, include: the flexible clamping piece comprises a shell 1, an inner core 2, a positioning tool 3 and a flexible clamping piece 4, wherein the shell 1 is of a cylindrical structure with an opening at one end, the inner core 2, the positioning tool 3 and the flexible clamping piece 4 are all arranged in the opening in the shell 1, the inner core 2 and the shell 1 are coaxially arranged, the inner core 2 is arranged in the shell 1 in a sliding mode along the axial extension direction, the inner core 2, the positioning tool 3 and the flexible clamping piece 4 are sequentially connected in series, the positioning tool 3 is arranged at the end portion of the inner core 2, the flexible clamping piece 4 is arranged between the positioning tool 3 and the shell 1, one end of the flexible clamping piece 4 is connected to the positioning tool 3, the other end of the flexible clamping piece 4 protrudes out of the positioning tool 3, the inner core 2 along the shell 1 slides relative to the shell, the positioning tool 3 and the flexible clamping piece 4 synchronously drive the positioning tool 3 and the flexible clamping piece 4 to slide relative to the shell 1 along the axial direction, and in and out of the positioning tool 3 and out of the shell 1 and the flexible clamping piece 4 slide in the shell and realize the positioning action of the flexible clamping piece 1 and the flexible clamping piece 5 when the shell slides and the clamping piece 1 and the shell moves in and the clamping piece.

The utility model discloses a telescopic scribing machine tool changing instrument sets up

shell

1 and 2 relative sliding of inner core, with location frock 3 and

flexible holder

4 and 2 fixed connection of inner core, make inner core 2, location frock 3, flexible holder 4 forms extending structure with the cooperation of shell 1, when inner core 2 slides for shell 1, location frock 3 and flexible holder 4 homoenergetic are outstanding in shell 1, wherein, the location of tool changing instrument is accomplished in the cooperation of the locating hole that sets up on location frock 3 and the ring flange 5, flexible holder 4 realizes the centre gripping to the work piece through elastic deformation, flexible holder 4 does not receive shell 1's spacing when stretching out shell 1, be in open state through self elastic deformation, be located the outside of ring flange 5, flexible holder 4 receives shell 1's spacing when the retraction shell 1, be in the state of centre gripping through self elastic deformation, thereby realize the centre gripping to ring flange 5, after locating ring flange 5 and pressing from the clamp tightly through location frock 3 and flexible holder 4, dismantle the tool changing nut to the screwing up, the tool changing nut after dismantling is in flexible holder 4, also the current flexible holder 4 of tool changing instrument can not drop easily on the one hand the life-off of flexible holder, the flexible holder 4 sets up the flexible tool, the utility model, the life-time of flexible holder 4 is not easy to use of the flexible holder, the utility model.

Specifically, in this embodiment, set up flexible holder 4 is cyclic annular gum cover, flexible holder 4 is cover tube-shaped structure, flexible holder 4 is made by the rubber material, cyclic annular gum cover pot head is established outside location frock 3, the other end of cyclic annular gum cover salient in location frock 3, the other end of cyclic annular gum cover is in the business turn over because the extrusion that receives shell 1 takes place elastic deformation during shell 1, changes the size in cyclic annular gum cover hole aperture, wherein, work as cyclic annular gum cover is for stretching out under the drive of inner core 2 during shell 1, cyclic annular gum cover is not receiving the extrusion of shell 1, cyclic annular gum cover outwards opens, thereby makes cyclic annular gum cover hole aperture grow, at this moment cyclic annular gum cover can overlap the outside of screwing up the nut on ring flange 5, at this moment, promotes shell 1 makes inner core 2 slide into shell 1, cyclic annular gum cover is for retracting under the drive of inner core 2 in shell 1, receives the extrusion of shell 1, and cyclic annular gum cover is inwards deformed to the bale is in the periphery of screwing up the nut, realizes the action of screwing up the nut.

In other embodiments, the flexible clamping member 4 may be a plurality of sheet-shaped elastic clamping jaws, the sheet-shaped elastic clamping jaws are circumferentially and uniformly arranged around the positioning fixture 3, and a slope structure for limiting the sheet-shaped elastic clamping jaws is arranged on the inner wall of the housing 1, wherein when the sheet-shaped elastic clamping jaws are driven by the inner core 2 to extend out of the housing 1, the sheet-shaped elastic clamping jaws are not squeezed by the slope structure in the housing 1 any more, the sheet-shaped elastic clamping jaws are opened outward, so that the space in the plurality of sheet-shaped elastic clamping jaws is enlarged, at this time, the plurality of sheet-shaped elastic clamping jaws can be inserted into the flange 5 to tighten the exterior of the nut, at this time, the housing 1 is pushed, so that the inner core 2 slides into the housing 1, the sheet-shaped elastic clamping jaws are retracted into the housing 1 under the driving of the inner core 2, and are squeezed by the slope structure in the housing 1, the sheet-shaped elastic clamping jaws are deformed inward, so that the plurality of sheet-shaped elastic clamping jaws clamp the tightened nut together at the periphery of the tightened nut, thereby clamping action of the tightened nut is realized.

Referring to fig. 2, the positioning tool 3 includes a positioning seat 31 connected to the inner core 2 and a positioning thimble 32 disposed in the positioning seat 31, one end of the positioning thimble 32 is clamped in the positioning seat 31, the other end of the positioning thimble 32 protrudes out of the positioning seat 31, a positioning hole matched with the positioning thimble 32 is disposed on the flange 5 of the dicing saw, and only after the positioning thimble 32 is accurately inserted into the positioning hole, the fixed matching position relationship between the tool and the flange 5 can be realized, so that the flexible clamping member 4 can be accurately clamped on the periphery of the screwed nut.

Specifically, in order to ensure a stable positioning relationship between the positioning thimble 32 and the positioning hole, at least 2 positioning thimbles 32 are arranged on the positioning seat 31, and at least 2 positioning holes are arranged on the flange 5, so that a unique straight line can be determined between two points, the plurality of positioning thimbles 32 are distributed on the same circumference, the plurality of positioning thimbles 32 are uniformly distributed in the circumferential direction, and in this example, the connecting lines between the 4

positioning thimbles

32,4 and the circle center of the positioning seat 31 are 90 °.

Specifically, in order to prevent the positioning thimble 32 or the flange 5 from being damaged due to rigid collision of the positioning thimble 32 with the flange 5 when the positioning thimble 32 is in contact with and positioned on the flange 5, in this embodiment, the positioning thimble 32 is elastically connected to the positioning seat 31, the positioning thimble 32 is slidably embedded in the positioning seat 31, a sliding cavity is further provided in the positioning seat 31, a first elastic member 33 is provided in the sliding cavity, a set screw 34 in threaded connection with the positioning seat 31 is provided on an end surface of the sliding cavity, an end of the positioning thimble 32 is supported by an elastic force of the first elastic member 33 to protrude out of the positioning seat 31, and when the positioning thimble 32 needs to be replaced, the first elastic member 33 and the positioning thimble 32 can be taken out of the sliding cavity only by rotating the set screw 34.

Referring to fig. 1, the outer shell 1 and the inner core 2 of the present embodiment are elastically slidably connected, the second elastic member 6 is disposed between the outer shell 1 and the inner core 2, specifically, countersunk holes are disposed at corresponding sides of the outer shell 1 and the inner core 2, and the second elastic member 6 is fixed through the countersunk holes, and in the present embodiment, a plurality of second elastic members 6 are disposed between the outer shell 1 and the inner core 2, and the plurality of second elastic members 6 are uniformly distributed along the circumferential direction of the outer shell 1, so that the inner core 2 can be smoothly moved relative to the outer shell 1, and the inner core 2 is not jammed due to the bias of the propelling force acting on the inner core 2.

Referring to fig. 3, in particular, the present embodiment further includes a limit pin 7, the limit pin 7 penetrates through the inner core 2 along the radial direction of the outer shell 1, a limit sliding slot into which the limit pin 7 is inserted is provided in the inner core 2, when the inner core 2 slides relative to the outer shell 1, the limit pin 7 slides in the limit sliding slot, and the limit pin 7 limits the sliding stroke of the inner core 2 relative to the outer shell 1, so as to avoid excessive pushing of the inner core 2.

Specifically, the utility model discloses a tool for convenient operating personnel uses, consequently guaranteeing under the condition that structural strength can accomplish the demand, can set up shell 1, inner core 2, location frock 3 adopt aluminium system material or plastic materials to make, further save the cost of manufacture of this instrument to conveniently carry and use this instrument.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Various other modifications and alterations will occur to those skilled in the art upon reading the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a telescopic scriber tool changing instrument which characterized in that: the method comprises the following steps:

a housing;

2. The telescopic dicing saw tool changing tool of claim 1, wherein: the flexible clamping piece is an annular rubber sleeve, one end of the annular rubber sleeve is sleeved outside the positioning tool, and the other end of the annular rubber sleeve is elastically deformed when passing in and out of the shell, so that the hole diameter of an inner hole of the annular rubber sleeve is changed.

3. The telescopic dicing saw tool changing tool of claim 1, wherein: the flexible clamping piece is a plurality of sheet elastic clamping jaws, and the sheet elastic clamping jaws are circumferentially and uniformly arranged on the positioning tool, and a slope structure for limiting the sheet elastic clamping jaws is arranged on the inner wall of the shell.

4. The telescopic dicing saw tool changing tool of claim 1, wherein: the positioning tool comprises a positioning seat connected with the inner core and a positioning thimble arranged in the positioning seat, one end of the positioning thimble is clamped in the positioning seat, and the other end of the positioning thimble protrudes out of the positioning seat.

5. The telescopic dicing saw tool changing tool of claim 4, wherein: the positioning thimble is elastically arranged in the positioning seat, and a first elastic piece is arranged between the positioning seat and the positioning thimble.

6. The retractable dicing saw blade changing tool of claim 4, wherein: at least 2 positioning thimbles are arranged on the positioning seat, a plurality of positioning thimbles are distributed on the same circumference, and the plurality of positioning thimbles are uniformly distributed in the circumferential direction.

7. The telescopic dicing saw tool changing tool of claim 1, wherein: the inner core, the positioning tool and the flexible clamping piece are sequentially connected in series.

8. The telescopic dicing saw tool changing tool of claim 1, wherein: the shell is elastically and slidably connected with the inner core, and a second elastic piece is arranged between the shell and the inner core.

9. The telescopic dicing saw tool changing tool of claim 1, wherein: the limiting pin is arranged in the inner core in a penetrating mode along the radial direction of the shell, a limiting sliding groove for the limiting pin to insert is formed in the inner core, and when the inner core slides relative to the shell, the limiting pin slides in the limiting sliding groove.

10. The telescopic dicing saw tool changing tool of claim 1, wherein: the shell, the inner core and the positioning tool are made of aluminum materials or plastic materials.