CN102161178B - Workpiece dismantling and mounting structure of grinding machine - Google Patents
Workpiece dismantling and mounting structure of grinding machine Download PDFInfo
- Publication number
- CN102161178B CN102161178B CN 201010113065 CN201010113065A CN102161178B CN 102161178 B CN102161178 B CN 102161178B CN 201010113065 CN201010113065 CN 201010113065 CN 201010113065 A CN201010113065 A CN 201010113065A CN 102161178 B CN102161178 B CN 102161178B
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- rotating shaft
- fastener
- button block
- active gage
- adjusting lever
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Abstract
The invention relates to a workpiece dismantling and mounting structure of a grinding machine, which comprises a rotating shaft arranged on the grinding machine and a fastening component, wherein the fastening component comprises a fastening base, a plate and a fastener, wherein the fastener is arranged in the fastening base and be displaced; and the plate is pivoted on the fastening base and pulled to drive the fastener to move. In use, the fastening component is sleeved at the tail end of the rotating shaft; when the plate is pulled to the lockset position, the fastener fastens the rotating shaft, and thus, the fastening component is fastened on the rotating shaft to fix the workpiece; and when the plate is pulled to the unfastening position, the fastener releases the rotating shaft, and a user can take the fastening buckle from the rotating shaft to take out the workpiece. Thus, by using the workpiece dismantling and mounting structure, the workpiece can be replaced without any tool.
Description
Technical field
The present invention and power grinder have the pass, in details of the words, mean the active gage disassembly and assembly structure of a kind of grinder or abrasive machine.
Background technology
Press, rotating shaft system electronic or pneumatic lapper installs an abrasive sheet (grinding wheel), uses grinding work-piece.Abrasive sheet is running stores, often must change.
In known structure, be to be fixed at the rotating shaft end with fixing abrasive sheet with a nut.Must use two hand-held tools when wanting detachable grinding blade, a hand-held tool be entangled rotating shaft rotating shaft can't be rotated, and with the nut of another hand-held tool rotating shaft end, to finish the dismounting of abrasive sheet.
With the quite inconvenience of two hand-held tool detachable grinding blades.The inventor once proposed the design of many improvement, such as application number 03147861.1 patent of invention that " is easy to the grinder of detachable grinding blade " and application number 200410062584.1 " the easily grinder of detachable grinding blade " patent of invention etc., mainly in grinding the in-built clamping device of establishing of facility, utilizing clamping device to fix rotating shaft can not rotate rotating shaft, so, need only use the hand-held tool can detachable grinding blade.
Although aforesaid Patent Case has utilized clamping device to block rotating shaft, make the replacing of abrasive sheet more convenient, yet, still need to unscrew spiro connecting element/abrasive sheet with a hand-held tool, still to some extent inconvenience in the operation, and still need some time with the hand-held tool detachable grinding blade, not quick.
In addition, various clamping devices are to be installed in the body that grinds facility, and structure is comparatively complicated, and assembling is also inconvenient, the increase cost.
Summary of the invention
Main purpose of the present invention is, a kind of active gage disassembly and assembly structure that grinds facility is provided, and making the user need not use any hand-held tool is replaceable active gage.
Another object of the present invention is to, a kind of active gage disassembly and assembly structure that grinds facility is provided, can change rapidly active gage.
Another purpose of the present invention is, a kind of active gage disassembly and assembly structure that grinds facility is provided, and this disassembly and assembly structure need not to change the internal structure of grinding facility.
Active gage disassembly and assembly structure provided by the present invention includes: one is installed in rotating shaft and a buckle pieces that grinds facility.The side face of this rotating shaft end is arranged with an annular groove; This buckle pieces comprises that a Button Block, pulls sheet and a fastener; This Button Block has a through hole; This fastener is installed in the slideway of this Button Block, and along this slideway displacement; This is pulled sheet and is hubbed on this Button Block, when pulling this cramp, can drive this fastener displacement.
It is terminal that this buckle pieces is sheathed on this rotating shaft, this pulled sheet pull when the locked position of coupler, and this is pulled sheet and drives the annular groove that the inner of this fastener moves into the through hole of this Button Block and fastens this rotating shaft, and then the buckle pieces button is fixed in the rotating shaft, with the steady job sheet; This is pulled sheet pull when triping the position, moving this fastener of frenulum makes the inner of this fastener leave this through hole toward the outer end movement of this slideway, no longer fastens rotating shaft, and this buckle pieces can be taken off from this rotating shaft, in order to take out active gage.
By this, the present invention need not to use any instrument, i.e. replaceable active gage makes the replacing Simple fast of active gage.
Be the effect that makes the auditor further understand purpose of the present invention, feature and to reach, below hereby lift a preferred embodiment of the present invention, and after cooperating graphic being described in more detail in.
Description of drawings
The stereogram of Fig. 1 a preferred embodiment of the present invention, wherein, buckle pieces is positioned at blocking.
Fig. 2 is the exploded perspective view of Fig. 1.
Fig. 3 buckle pieces of the present invention is along the profile of the 3-3 hatching line of Fig. 1.
Fig. 4 is the profile of the 4-4 hatching line of Fig. 3.
Fig. 5 shows that buckle pieces of the present invention is unbuckled state.
Fig. 6 is the side view of buckle pieces.
The longitudinal sectional drawing of the rotating shaft of Fig. 7 a preferred embodiment of the present invention.
Fig. 8 is the profile of the 8-8 hatching line of Fig. 7.
Fig. 9 generally is same as Fig. 7, shows the mode of operation of adjusting this height regulating mechanism.
Figure 10 is the profile of the 10-10 hatching line of Fig. 9.
Figure 11 and Figure 12 show that the present invention is fixed in an installing state that grinds facility with an active gage.
Figure 13 shows the use state that grinds facility.
The specific embodiment
See also Fig. 1, Fig. 2, one preferred embodiment of the disassembly and assembly structure of active gage provided by the present invention, the present invention is applied to pneumatic or the various grinding facility such as motor-driven mill, abrasive machine, polishing machine or grinding machine on, in order to change active gage, such as grinding wheel (abrasive sheet) or polished silicon wafer etc.For ease of explanation, the rotating shaft 10 shown in the figure represents in bottom (end) mode up.
The terminal side face of this rotating shaft 10 is arranged with an annular groove 12, and apical margin 121 and the root edge 122 of this annular groove 12 all take the form of inclined plane, such as Fig. 7.
This buckle pieces 20 comprises that a Button Block 30, pulls sheet 40 and a fastener 50.
This Button Block 30 has one and runs through the through hole 32 that pushes up the bottom surface; One slideway 34 radially is located at this Button Block 30 rear sides, and this slideway 34 inner also is communicated with this through hole 32, and slideway 34 outer ends form a fluting 36, these fluting 36 perforation Button Blocks two sides.The front end of Button Block 30 is also established a recess 38.
This fastener 50 is installed in this slideway 34, such as Fig. 3, Fig. 4, can be along slideway 34 slippages, and the front end of this fastener 50 is one to be the abutment end 52 of indent arc, and the rear end is provided with a horizontal perforation 54.The apical margin 521 of this abutment end and root edge 522 be equal bevel also, such as Fig. 4.
The sheet 40 of pulling that this preferred embodiment provides has an anter 42 and a rear panel 44, this two 42,44 be articulated, form interlinked mechanism.This anter 42 has a roof 421 and two sidewalls 422, and its two sidewalls, 422 rear ends are hubbed at this Button Block 30 2 sides with pivot 45, such as Fig. 3, anter 42 is able to by switching.Two sidewalls, 442 front ends of this rear panel 44 articulate with two sidewalls 422 of this anter 42 respectively with pivot 46, and movable pivoting point (being pivot 46) is positioned at fixedly pivoting point (being pivot 45) the place ahead.The rear end of this rear panel 44 is connected with this fastener 50 via a connecting rod 48.This connecting rod 48 is arranged in the perforation 54 of this fastener 50, and its two end passes this Button Block 30 2 sides from this fluting 36, and articulates with two sidewalls 442 of this rear panel 44 respectively.
This is pulled sheet 40 and can be pulled to locked position of coupler shown in Figure 1, and abuts on the Button Block 30; Also can upwards be pulled to the position of triping shown in Figure 5.When buckle pieces 20 is in blocking, pull the anter 42 of sheet 40 and the interlock design of rear panel 44 and drive this connecting rod 48 in these 36 interior reaches of slotting, connecting rod 48 also drives this fastener 50 toward slideway 34 inner movements, and the abutment end 52 of fastener 50 is moved in the through hole 32 of Button Blocks 30; When this buckle pieces 20 was in unbuckled state, this was pulled and moves after sheet 40 drives this connecting rod 48 and fastener 50, makes fastener 50 shift out this through hole 32, such as Fig. 5.
See also Fig. 6, when blocking, the center of the fixedly pivoting point of this anter 42 (being pivot 45) and the center of this connecting rod 48 connect in line L, the center of the movable pivoting point that this anter 42 and rear panel are 44 (being pivot 46) is lower than this straight line, by this, can guarantee that this cramp 40 remains in locked position of coupler, must have external strength to begin will to pull sheet 40 pulls to the position of triping, therefore, the blocking of buckle pieces is stable state, can not unclamp.The set recess 38 of Button Block 30 front ends makes things convenient for user's finger to pull this anter 42.
In addition, the roof 421,441 of this anter 42 and rear panel 44 is respectively established a semicircular breach 423,443, and when pulling sheet 40 in locked position of coupler, this two breach 423,443 consists of the circular hole of a transmission, and over against the through hole 32 of Button Block 30, makes to pull sheet and can not hide through hole.
The present invention more is provided with a height regulating mechanism 60 in this rotating shaft 10.See also Fig. 2, Fig. 7, these rotating shaft 10 ends columned room 14 that sets to the concave vertically, these room 14 ends more are arranged with a screw 15.See also Fig. 8, the side face of this room uniformly-spaced is concaved with most longitudinally clamping grooves 16.
This height regulating mechanism 60 has an adjusting lever 70, two clamping pieces 80 and a pressing piece 90.
This adjusting lever 70 is the round bar of a step shape, and the top is a head 72, and outer peripheral face is provided with screw thread 74; One alcove 75, these adjusting lever 70 tops set to the concave certainly.Two open-works 76 radially are located at this adjusting lever 70 perisporiums, and are communicated with this alcove 75.This adjusting lever 70 is packed in the room 14 of this rotating shaft 10, and this screw 15 that is spirally connected, and this head 72 exposes to this rotating shaft 10 ends.When rotating this adjusting lever, this adjusting lever of capable of regulating protrudes out the length of rotating shaft.Aforesaid annular groove 12 is located at this head 72 side faces.One first flexible member 78 is a spring, is installed in this screw 15, and its top and elasticity are withstood this adjusting lever 70 the inners.
This two clamping piece 80, for example steel ball is installed in respectively in this two open-work 76.
This pressing piece 90 also is shaft-like, establishes a scrobicular ring 92 in side face, and in vertically establishing a stopper slot 94 that runs through the pressing piece side face.This pressing piece 90 is installed in the alcove 75 of this adjusting lever 70, and can be along the alcove displacement.One spacer pin 95 radially is arranged in the pin-and-hole 79 of this adjusting lever and penetrates the stopper slot of this pressing piece 90, makes this pressing piece one limited to intrinsic displacement, and can not deviate from adjusting lever 70.One second flexible member 96, be installed in the alcove 75 of this adjusting lever 70, and withstand this pressing piece 90, its elastic force makes pressing piece 90 remain in top dead centre under general state, at this moment, scrobicular ring 92 and these clamping pieces 80 of pressing piece have difference in height, see also Fig. 8, and the perisporium of this pressing piece 90 is outwards passed this two clamping piece 80, make clamping piece 80 expose outside adjusting lever 70, and block the clamping groove 16 of nibbling in rotating shaft 10, by this, guiding mechanism 60 cards are nibbled rotating shaft 10 and are rotated synchronously with rotating shaft.
The protruded length of this adjusting lever 70 of user's capable of regulating presses down this pressing piece 90, such as Fig. 9, the scrobicular ring 92 of pressing piece 90 is displaced downwardly to and these clamping pieces 80 contour parts, and compel on namely no longer the be pressed side face top of part of clamping piece.This scrobicular ring 92 provide clamping piece 80 can in the space moved, such as Figure 10, clip is moved in the open-work 76 of adjusting lever 70, no longer card is nibbled clamping groove 16.At this moment, the user i.e. rotatable this clamping piece 70, the head 72 of clamping piece is protruded more outward or more shifts near rotating shaft 10.
See also Figure 11, the present invention grinds on the facility 100 in order to an active gage 110 is fixed in, and this rotating shaft 10 is installed in grinds in the facility 100, turned by a drive unit (not shown), and present embodiment is take grinder as example, but not as limit.See also Fig. 2, rotating shaft 10 of the present invention is step shape, and its side face has a large-diameter portion 18, and this large-diameter portion is provided with two indents 19 towards the end face of this rotating shaft end; More include: a pad 120 is one to be the ring bodies of predetermined thickness, and one end convexes with two projections 122, and the other end is provided with a circle flange 124.This pad 120 is sheathed on this rotating shaft 10 peripheries, and this two projection 122 and these two indents, 19 clampings are so that pad and rotating shaft are rotated synchronously.
During the installation sheet, be as the criterion with the direction of Figure 11, active gage 110 is enclosed within this rotating shaft 10, the active gage bottom surface leans against on this pad 120, and the flange 124 of pad 120 penetrates in the circular hole 112 of active gage 110.Then this buckle pieces 20 is installed in rotating shaft 10 ends with the opening of Fig. 5, the through hole 32 of Button Block 30 is enclosed within the head 72 of the adjusting lever 70 of this guiding mechanism 60.Pull this and pull sheet 40 to locked position of coupler, make snapping assembly 20 become blocking, such as Figure 12, the abutment end 52 of this fastener 50 moves into the through hole 32 of Button Block 30 and buckles into the annular groove 12 of rotating shaft, so, active gage 110 is clamped between buckle pieces 20 and the pad 120.
The side face of the end face of this abutment end 52 and this annular groove 12 all is set as inclined plane shape, by these inclined-planes 121,122,521,522 guiding, one side makes abutment end 52 move into as much as possible annular groove 12 and produces the most closely snapping with annular groove 12, then can automatically buckle pieces 20 be adjusted to optimal height/position to clamp active gage on the other hand.
Because the thickness of active gage differs, the protruded length of this adjusting lever 70 of operating personnel's capable of regulating, to change the spacing of 120 on this annular groove 12 and this pad, make the active gage of the applicable different-thickness of the present invention, the mode of adjusting such as earlier figures 7 are to shown in Figure 10, pressing piece 90 is pressed down, make clamping piece 80 no longer block the clamping groove 16 of nibbling rotating shaft 10, namely rotatable adjusting lever 70 is adjusted spacing.
See also Figure 13, when use grinding facility 100 with rotating shaft 10 ends towards workpiece, make active gage 110 grind or polishing workpieces.Rotating shaft and active gage turn clockwise, and according to right-hand law, the direction of the angular momentum of active gage 110 is towards this buckle pieces 20, and therefore, the angular momentum of active gage makes active gage and buckle pieces keep contacting closely, and rotates together.As previously mentioned, buckle pieces 20 is a firm state when blocking, can not get loose by the axis of rotation.Angular momentum and buckle pieces 20 by active gage remain in the most securely state of snapping, and it is solid in rotating shaft that these two kinds of effects can firmly be detained active gage buckle pieces.
When wanting to pull down active gage, this buckle pieces 20 need only be pulled to unbuckled state, such as Figure 11, be made fastener 50 no longer fasten annular groove 12, buckle pieces and the active gage axis of rotation can be taken off Simple fast.
By design of the present invention, need not to use any instrument fully is replaceable active gage.Buckle pieces need only be fastened rotating shaft or unclasp buckle pieces and can finish when changing active gage.
Compared to known structure must be in grinding the body of facility the installing clamping device blocking rotating shaft, and with a hand-held tool disassemble and assemble work sheet; The present invention changes traditional substitute mode fully, need not fix rotating shaft by any clamping device, also need not use hand-held tool.
The present invention is through applicant's object test, can effective clamping active gage and active gage is rotated with rotating shaft, and the replacing that designs the sheet of within the several seconds, can finishing the work of the present invention, quick and convenient.
Simple structure of the present invention, and for being attached to the external structure that grinds facility, need not to change the internal structure of grinding facility, be easy to make installing, can reduce cost.
Above-described embodiment only is explanation the present invention and unrestricted, the personage of affiliated technical field is when can not deviating to be simple change under the spirit of the present invention, for example, cramp is changed system into single-piece, the anter and the rear panel that replace present embodiment, and the cramp of this single-piece can be buckled on the Button Block, and the state that can remove its buckle, also be the change of equivalence.
Claims (10)
1. active gage disassembly and assembly structure that grinds facility includes: one is installed in rotating shaft and a buckle pieces that grinds facility, wherein:
The side face of this rotating shaft end is arranged with an annular groove;
This buckle pieces comprises that a Button Block, pulls sheet and a fastener;
This Button Block has one and runs through the through hole that pushes up the bottom surface; One slideway radially is located at this Button Block rear side, and the inner of this slideway is communicated with this through hole;
This is pulled sheet and is hubbed on this Button Block, can be pulled in a locked position of coupler and a displacement between the position of triping;
The front end of this fastener has an abutment end; This fastener is installed in the slideway of this Button Block and slippage in this slideway; One connecting rod is to connect this fastener and this pulls sheet; Drive this fastener in this slideway intrinsic displacement via this connecting rod when pulling this and pulling sheet;
It is terminal that this buckle pieces is sheathed on this rotating shaft, and this rotating shaft is penetrated in the through hole of this Button Block; This is pulled sheet and is pulled when this locked position of coupler, and this is pulled sheet and drives this fastener end movement in this slideway, makes this abutment end move into this through hole and fastens the annular groove of this rotating shaft, this buckle pieces button is fixed in this rotating shaft, with the steady job sheet; This is pulled sheet pull when triping the position to this, moving this fastener of frenulum makes the abutment end of this fastener leave this rotating shaft toward the outer end movement of this slideway, this buckle pieces can be separated with this rotating shaft, in order to take off active gage.
2. active gage disassembly and assembly structure as claimed in claim 1, it is characterized in that: this is pulled sheet and has an anter and a rear panel, and this anter has two sidewalls, and is hubbed at these Button Block two sides with its two sidewall and can be by switching; This rear panel is tool two sidewalls also, and two sidewalls of its two sidewall and this anter are articulated; These connecting rod two ends are connected with two sidewall rear ends of this rear panel.
3. disassembly and assembly structure as claimed in claim 1, it is characterized in that: apical margin and the root edge of this annular groove take the form of inclined plane.
4. active gage disassembly and assembly structure as claimed in claim 2 is characterized in that: the articulated section of this anter and this Button Block is a fixing pivoting point; This anter and this rear panel place of being articulated are a movable pivoting point, and this activity pivoting point is positioned at this fixedly pivoting point the place ahead; When this buckle pieces was positioned at blocking, this fixedly connected in line at the center of the center of pivoting point and this connecting rod; The center of this activity pivoting point is lower than this straight line.
5. such as each described active gage disassembly and assembly structure of claim 1 to 4, it is characterized in that: the apical margin of this abutment end and root edge all form an inclined-plane.
6. such as claim 2 or 4 each described active gage disassembly and assembly structures, it is characterized in that: this catch rear end is established a horizontal perforation; A fluting is established in the rear end of Button Block, and this fluting is communicated with this slideway, and connects this Button Block two sides; This connecting rod is arranged in the perforation of this fastener, and these connecting rod two ends pass this Button Block two sides from this fluting, is connected with two sidewall rear ends of this rear panel.
7. such as claim 2 or 4 described active gage disassembly and assembly structures, it is characterized in that: this anter and this rear panel respectively have a roof and respectively have a breach, and this two breach is located at respectively this two roof; When this buckle pieces was positioned at this locked position of coupler, this two breach consisted of the hole of a transmission, was right against the through hole of this Button Block.
8. such as each described active gage disassembly and assembly structure of claim 1 to 4, it is characterized in that: this rotating shaft end columned room that sets to the concave vertically; More include:
One height regulating mechanism includes: an adjusting lever, and its top has a head; This adjusting lever is located in this room, and this head exposes outside this rotating shaft, and this adjusting lever is adjusted its length that exposes to this rotating shaft; This annular groove is located at the side face of the head of this adjusting lever.
9. active gage disassembly and assembly structure as claimed in claim 8 is characterized in that: more establish a screw in the room of this rotating shaft; A most clamping groove, the side face of this room is located in the compartment of terrain;
This height regulating mechanism comprises this adjusting lever, at least one clamping piece and a pressing piece; Wherein:
This adjusting lever is spirally connected and is located at the screw of this room; One alcove, this adjusting lever top sets to the concave certainly; At least one open-work radially is located at this adjusting lever perisporium, and is communicated with this alcove;
This clamping piece is installed in this open-work;
This pressing piece is shaft-like, and its side face is established a scrobicular ring, and this pressing piece is located in this alcove and along alcove displacement between a upper and lower stop; One flexible member is installed between this adjusting lever and this pressing piece, and elasticity upwards holds this pressing piece, remains in this top dead centre when making this pressing piece normality; When this pressing piece was positioned at this top dead centre, the scrobicular ring of this pressing piece and this clamping piece had difference in height; The perisporium of this pressing piece is outwards passed this clamping piece, makes this clamping piece card nibble a clamping groove in this rotating shaft; When pressing this pressing piece and making this scrobicular ring be positioned at the height of this clamping piece, be that this clamping piece is no longer outwards passed by this pressing piece, this adjusting lever can be rotated.
10. such as each described active gage disassembly and assembly structure of claim 1 to 4, it is characterized in that, more include: a pad is an annular solid, and this pad is sheathed on this rotating shaft periphery, and can rotate with rotating shaft with this rotating shaft clamping; Active gage is between this pad and this buckle pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010113065 CN102161178B (en) | 2010-02-24 | 2010-02-24 | Workpiece dismantling and mounting structure of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010113065 CN102161178B (en) | 2010-02-24 | 2010-02-24 | Workpiece dismantling and mounting structure of grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102161178A CN102161178A (en) | 2011-08-24 |
| CN102161178B true CN102161178B (en) | 2013-02-27 |
Family
ID=44462774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010113065 Expired - Fee Related CN102161178B (en) | 2010-02-24 | 2010-02-24 | Workpiece dismantling and mounting structure of grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102161178B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909435B (en) * | 2013-01-06 | 2016-06-08 | 吉生机械股份有限公司 | The cutting tool combination of fast demountable |
| CN105945726B (en) * | 2016-07-15 | 2018-02-27 | 周俐翔 | A kind of fast clip assemble mechanism of grinding wheel |
| KR102052502B1 (en) * | 2019-02-22 | 2019-12-05 | 김기찬 | Grinding machine easy to replace disk |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5042207A (en) * | 1987-01-24 | 1991-08-27 | Robert Bosch Gmbh | Clamping device for axially tightening a tool, in particular a disc |
| US5775981A (en) * | 1997-03-12 | 1998-07-07 | Yang; Maw-Chyuan | Air die grinder |
| CN1532025A (en) * | 2003-03-24 | 2004-09-29 | 吉生机械股份有限公司 | Grinder with easily detached grinding sheet |
| CN1714938A (en) * | 2004-07-02 | 2006-01-04 | 吉生机械股份有限公司 | Grinder with easy detachable grinding blade |
| TW200810877A (en) * | 2006-08-31 | 2008-03-01 | Gison Machinery Co Ltd | Grinder allowing easy replacement to grinding tools |
-
2010
- 2010-02-24 CN CN 201010113065 patent/CN102161178B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5042207A (en) * | 1987-01-24 | 1991-08-27 | Robert Bosch Gmbh | Clamping device for axially tightening a tool, in particular a disc |
| US5775981A (en) * | 1997-03-12 | 1998-07-07 | Yang; Maw-Chyuan | Air die grinder |
| CN1532025A (en) * | 2003-03-24 | 2004-09-29 | 吉生机械股份有限公司 | Grinder with easily detached grinding sheet |
| CN1714938A (en) * | 2004-07-02 | 2006-01-04 | 吉生机械股份有限公司 | Grinder with easy detachable grinding blade |
| TW200810877A (en) * | 2006-08-31 | 2008-03-01 | Gison Machinery Co Ltd | Grinder allowing easy replacement to grinding tools |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102161178A (en) | 2011-08-24 |
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Granted publication date: 20130227 Termination date: 20180224 |