CN204771962U - Blade double -end abrasive band grinding center - Google Patents

Blade double -end abrasive band grinding center Download PDF

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Publication number
CN204771962U
CN204771962U CN201520481138.8U CN201520481138U CN204771962U CN 204771962 U CN204771962 U CN 204771962U CN 201520481138 U CN201520481138 U CN 201520481138U CN 204771962 U CN204771962 U CN 204771962U
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CN
China
Prior art keywords
blade
main shaft
belt
wheel
support case
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520481138.8U
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Chinese (zh)
Inventor
黄云
杨俊峰
陈贵林
肖贵坚
刘智武
张美�
赵赟
刘秀梅
罗小龙
刘敏
张叠
李飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHONGQING SAMHIDA GRINDING MACHINE Co Ltd
Chongqing University
Xian Aviation Power Co Ltd
Original Assignee
CHONGQING SAMHIDA GRINDING MACHINE Co Ltd
Chongqing University
Xian Aviation Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHONGQING SAMHIDA GRINDING MACHINE Co Ltd, Chongqing University, Xian Aviation Power Co Ltd filed Critical CHONGQING SAMHIDA GRINDING MACHINE Co Ltd
Priority to CN201520481138.8U priority Critical patent/CN204771962U/en
Application granted granted Critical
Publication of CN204771962U publication Critical patent/CN204771962U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a blade double -end abrasive band grinding center, lathe bed (1) top surface have left stand (2) and right stand (3) side by side, and left stand (2) are upward fed the subassembly through a left side and are connected with left supporting box (4), and right stand (3) are upward fed the subassembly through the right side and are connected with right side supporting box (5), and the left and right subassembly that feeds can drive the supporting box edge Z axle and the Y axle that correspond and feeds the removal, a left side is connected with profile bistrique (6) on supporting box (4), and this profile bistrique is used for the profile of grinding blade, the right side is connected with round bistrique (7) on supporting box (5), and this yuan of bistrique is used for the blade root and the damping platform of grinding blade. The utility model discloses not only machining efficiency is high, and the surface quality of processing back blade is high moreover, and the roughness is little, and the product uniformity is good, still has advantages such as reliability height, low cost, workman low in labor strength, the engine blade of can polishing effectively.

Description

A kind of blade double end sbrasive belt grinding center
Technical field
The utility model belongs to grinding machine technical field, specifically, and particularly a kind of blade double end sbrasive belt grinding center.
Background technology
Aero-engine is aircraft " heart ", and blade is accurate complicated high-tech product, occupies critical role on the engine, has vital impact to the performance of aero-engine.The Main Function of blade is to coordinate the continuous change forming air or combustion gas cross section and direction with engine cavity, coordinate with main shaft or the turbine disk etc. and realize the high temperature compressed easy gas-flow of gas generator, the flow at high speed of combustion gas can be ensured and be converted to required airplane motion power simultaneously.Its feature shows as shape and load condition is very complicated, operates for a long time under the harsh environments of high temperature, high pressure and fast state, to meet high performance requirement, and guarantees to run safely and reliably.
For the complex work condition of aero-engine, boat foliation sheet selects GH4169 high-temperature nickel-base alloy, and GH4169 belongs to difficult-to-machine material, and grindability is poor.The complex contour of blade, according to the position of the difference of type, the feature of blade and blade, the structure of blade is different again.The complexity of blade construction determines the scrambling of the complexity of blade processing position, the changeability of size and shape.Affect the not only vaned geometry of leaf quality, also vaned presentation quality, as the radius of curvature at blade profile curve, blade surface roughness, percent ripple, intake and exhaust edge and working edge and blade are transferred round and smooth degree etc.At present, be generally first by milling tool blade, then polished by manual type.
There is following defect in existing processing mode:
1, blade profile is complex space free form surface, and require higher to the radius of curvature at the surface roughness of blade, percent ripple and intake and exhaust edge, and existing milling mode processing rear surface roughness is comparatively large, product surface quality is not high;
2, blade root and the damping relatives of Taiwan compatriots living on the Mainland are in difficult working position, and conventional method adopts manual polishing mode, and can not ensure surface quality and uniformity, and working (machining) efficiency is low, labour intensity is high.
Utility model content
Technical problem to be solved in the utility model is the blade double end sbrasive belt grinding center providing a kind of good product quality, working (machining) efficiency high.
The technical solution of the utility model is as follows: a kind of blade double end sbrasive belt grinding center, it is characterized in that: comprise lathe bed (1) and right support case (5), its medial bed (1) end face has left column (2) and right column (3) side by side, left column (2) is connected with left support case (4) by left feeder assembly, right column (3) is connected with described right support case (5) by right feeder assembly, and left and right feeder assembly can drive corresponding support box to move along Z axis and Y-axis feeding;
Described left support case (4) is connected with profile bistrique (6), this profile bistrique is used for the profile of grinding blade, and profile bistrique (6) comprises left main shaft (6a), upper backup pad (6j) and left grinding belt (6p), wherein: described left main shaft (6a) is in vertically arranging, this left main shaft is through the installing hole of left support case (4), and by bearings on left support case, and left support case (4) upper and lower end is installed with for the end cap (6b) to left main shaft (6a) axial limiting respectively; Described left main shaft (6a) top is installed with left sector gear (6c), and this left sector gear often engages with the left pinion (6e) of the first motor (6d) output shaft upper end; Described left main shaft (6a) lower end is installed with vertical left socle (6f), this left socle top is provided with rotating left transition wheel (6g), and left socle (6f) lower end is provided with rotating left contact wheel (6h);
Described upper backup pad (6j) and lower supporting plate (6k) are solidly set on left main shaft (6a) upper and lower part respectively, the rear plate face of these two pieces of gripper shoes and the left riser of same (6l) is fixed, be provided with the second motor (6m) at left riser upper level, the output shaft front end of this second motor is installed with driving wheel (6n); Described driving wheel (6n) below is provided with rotating left regulating wheel (6o), and the back shaft of this left regulating wheel is fixedly mounted on described left riser (6l); Described left grinding belt (6p) is endless abrasive belt, this left grinding belt is around described driving wheel (6n), left transition wheel (6g), left regulating wheel (6o) and left contact wheel (6h) outside, and profile that is thick when moving back and forth, fine grinding blade;
Described right support case (5) is connected with round bistrique (7), this circle bistrique is used for blade root and the damping platform of grinding blade, and circle bistrique (7) comprises right main shaft (7a), right riser (7f) and right grinding belt (7m), wherein: described right main shaft (7a) is vertically arranged, this right main shaft is through the installing hole on described right support case (5), and by bearings on this right support case, and right support case (5) upper and lower end is respectively equipped with for the spacing end cap (7b) to right main shaft axial limiting; Described right main shaft (7a) top is installed with right sector gear, and this right sector gear often engages with the right pinion of the 3rd motor output shaft upper end; Described right main shaft (7a) lower end is fixed with vertical right support (7c), be provided with rotating right transition wheel (7d) in the middle part of this right support, and right support (7c) lower end is provided with rotating right contact wheel (7e);
Described right riser (7f) bottom has a breach, and described right support case (5) is arranged in this breach, and right riser is fixedly connected with by the two ends of upper and lower Connection Block (7g, 7h) with described right main shaft (7a); There are structure and measure-alike tape feed roller (7j) side by side about described right riser (7f) top and put belt wheel (7k), these two belt wheels rotate respectively under the driven by motor of correspondence, and the rotating speed of these two belt wheels is equal, turn to contrary; Be provided with rotating right regulating wheel (7l) between two described belt wheels and upper connecting base (7g), the back shaft of this regulating wheel is fixedly mounted on described right riser (7f); One end of described right grinding belt (7m) is around on tape feed roller (7j), its other end is put on belt wheel (7k) around described, the remainder of this right grinding belt (7m) is around described right regulating wheel (7l), right transition wheel (7d) and right contact wheel (7e) outside, and thick when right grinding belt (7m) is mobile, that refine blade blade root and damping platform.
In above-mentioned this case, this case is thick by left grinding belt (6p), the profile of fine grinding blade, and thick by right grinding belt (7m), that refine blade blade root and damping platform.With traditional handicraft first by milling tool blade, then compared by manual type polishing, this case not only working (machining) efficiency is high, and product surface quality is high, roughness is little, good product consistency, also there is with low cost, that labor strength is low advantage, engine blade of can effectively polishing.
As preferably, described lathe bed (1) front surface is upper and lower horizontally disposed first line slideway (8) side by side, index dial Connection Block (9) and these two first line slideways are slidably matched, and index dial Connection Block (9) is connected with the 4th motor (10) on lathe bed (1) by the first ball screw assembly, and can move left and right along X-axis under the 4th driven by motor;
Described index dial Connection Block (9) front end is fixed with a turntable (11), and be provided with workbench (12) in the front end of turntable, the end face of this workbench can install the frock of clamping blade.
Adopt above structure, so just blade can be fixedly mounted, and blade can be allowed to move left and right along X-axis, and turntable (11) can allow blade rotate along Y-axis, thus the position of adjustment blade, to process, and only need a clamping just passable, thus avoid secondary clamping to bring the defect of accumulated error.
In the present case, the structure of described left and right feeder assembly is identical, this left feeder assembly comprises the second line slideway (13) and left lifting motor (15), wherein: described second line slideway (13) left and right also comes described left column (2) front surface, and these second line slideways and left elevating bracket (14) are slidably matched; Described left lifting motor (15) is vertically arranged on left column (2) end face, and this left lifting motor is connected with described left elevating bracket (14) by the second ball screw assembly, thus drives this left elevating bracket to be elevated along described Z axis; Described left elevating bracket (14) is horizontally installed with telescope motor (16), and this telescope motor is connected with described left support case (4) by the 3rd ball screw assembly, thus this left support case can be driven to move forward and backward along described Y-axis.
Adopt above structure, not only structure is simple, easy to implement, and can reliably drive left and right support box to move forward and backward along Y-axis.Certainly, in actual manufacture process, also can design the feeder assembly of other structures, and the structure of left and right feeder assembly also can not be identical, be not limited to the structure described in this case.
As preferably, described left elevating bracket (14) is provided with two guide pillars (17) by linear bearing, these two guide pillars divide the upper and lower being located at described telescope motor (16), and the front end of two guide pillars (17) and described left support case (4) rear surface are fixed.
Adopt above structure, described guide pillar (17) has guide function, ensures that left support case (4) moves forward and backward along Y-axis very better.
Beneficial effect: the utility model not only working (machining) efficiency is high, and the surface quality of processing rear blade is high, and roughness is little, good product consistency, also has the advantages such as reliability is high, with low cost, labor strength is low, engine blade of can effectively polishing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, 2, a kind of blade double end sbrasive belt grinding center, primarily of formations such as lathe bed 1, left column 2, right column 3, left support case 4, right support case 5, profile bistrique 6 and circle bistriques 7.Wherein, have two first line slideways 8 side by side lathe bed 1 front surface is upper and lower, these two first line slideways 8 are horizontally disposed with.Index dial Connection Block 9 and these two first line slideways 8 are slidably matched, and index dial Connection Block 9 is connected with the 4th motor 10 by the first ball screw assembly, and the 4th motor 10 level is arranged on lathe bed 1 left part, and the 4th motor 10 is servomotor.When the 4th motor 10 starts, index dial Connection Block 9 can be driven to move left and right along X-axis.Meanwhile, index dial Connection Block 9 front end is fixed with the turntable 11 of an outsourcing, is provided with workbench 12 in the front end of turntable 11, and the end face of this workbench has T-slot, can install the frock of clamping blade in this T-slot.During use, when the 4th motor 10 and turntable 11 work, moving vane can be with to move left and right along X-axis and rotate around Y-axis.
Left column 2 and right column 3 is had side by side at the end face of lathe bed 1, left column 2 is connected with left support case 4 by left feeder assembly, right column 3 is connected with right support case 5 by right feeder assembly, and left feeder assembly and right feeder assembly can drive corresponding support box to move along Z axis and Y-axis feeding.
Can find out from Fig. 1,2, left feeder assembly is identical in the present case with the structure of right feeder assembly, and this left feeder assembly is formed primarily of the second line slideway 13, left elevating bracket 14, left lifting motor 15, telescope motor 16 and guide pillar 17.Wherein, the second line slideway about 13 also comes the front surface of left column 2, and these second line slideways and left elevating bracket 14 are slidably matched.Left lifting motor 15 is vertically arranged on the end face of left column 2, and this left lifting motor 15 is connected with left elevating bracket 14 by the second ball screw assembly, thus drives this left elevating bracket 14 to be elevated along Z axis.Left elevating bracket 14 is horizontally installed with telescope motor 16, and this telescope motor 16 is connected with left support case 4 by the 3rd ball screw assembly, thus this left support case 16 can be driven to move forward and backward along Y-axis.
As preferably, left elevating bracket 14 is provided with two guide pillars 17 by linear bearing, these two guide pillars 17 points are located at the upper and lower of telescope motor 16, and the rear surface of two guide pillar 17 front ends and left support case 4 is fixed.
Can find out from Fig. 1,2, left support case 4 be connected with profile bistrique 6, this profile bistrique 6 is for the profile of grinding blade.Profile bistrique 6 is primarily of formations such as left main shaft 6a, end cap 6b, left sector gear 6c, the first motor 6d, left pinion 6e, left socle 6f and left transition wheel 6g.Wherein, left main shaft 6a is in vertically arranging, and this left main shaft 6a passes the installing hole of left support case 4, and by bearings on left support case.Further, left support case 4 top and bottom are installed with end cap 6b respectively, and this end cap 6b is used for pushing down bearing, and to left main shaft 6a axial limiting.Left main shaft 6a top is installed with a left sector gear 6c, and this left sector gear 6c often engages with the left pinion 6e of the first motor 6d output shaft upper end, and the first motor 6d is servomotor, and is vertically arranged on left support case 4.Left main shaft 6a lower end is installed with vertical left socle 6f, and the axial line of this left socle 6f and the axial line of left main shaft 6a are on same straight line.Be provided with rotating left transition wheel 6g on left socle 6f top, the support wheel of this left transition wheel 6g is fixed on left socle 6f.Left socle 6f lower end is provided with rotating left contact wheel 6h, and the support wheel of this left transition wheel 6g is fixed on left socle 6f.
Upper backup pad 6j and lower supporting plate 6k is solidly set on left main shaft 6a upper and lower respectively, and the rear plate face of these two pieces of gripper shoes and same left riser 6l is fixed.Be provided with the second motor 6m at left riser upper level, the output shaft front end of this second motor 6m is installed with driving wheel 6n.Be provided with rotating left regulating wheel 6o below driving wheel 6n, the back shaft of this left regulating wheel 6o is fixedly mounted on left riser 6l.In the present case, the axial line level of driving wheel 6n, and be parallel to each other with the axial line of left transition wheel 6g, left regulating wheel 6o and left contact wheel 6h.Left grinding belt 6p is the endless abrasive belt of outsourcing, and this left grinding belt 6p is outside driving wheel 6n, left transition wheel 6g, left regulating wheel 6o and left contact wheel 6h, and profile that is thick when moving back and forth, fine grinding blade.It should be noted that, during the profile of thick, fine grinding blade, need to change corresponding left grinding belt 6p, and the granularity of left grinding belt 6p when the granularity of left grinding belt 6p is less than corase grind blade profile during fine grinding blade profile.
Also can find out from Fig. 1,2, right support case 5 be connected with round bistrique 7, this circle bistrique 7 is for the blade root of grinding blade and damping platform.Circle bistrique 7 is primarily of the formation such as right main shaft 7a, spacing end cap 7b, right support 7c, right transition wheel 7d and right contact wheel 7e.Wherein, right main shaft 7a is vertically arranged, and this right main shaft 7a passes the installing hole on right support case 5, and by bearings on this right support case 5.The top and bottom of right support case 5 are provided with spacing end cap 7b respectively, and this spacing end cap 7b is used for pushing down bearing, thus to right main shaft 7b axial limiting.Right main shaft 7a top is installed with right sector gear (in figure unmarked go out), and this right sector gear often engages with the right pinion of the 3rd motor output shaft upper end, and the 3rd motor is arranged on right support case 5.Right main shaft 7a lower end is fixed with vertical right support 7c, and the axial line of this right support and the axial line of right main shaft 7a are on same straight line.In the middle part of right support 7c, be provided with rotating right transition wheel 7d, the back shaft of this right transition wheel 7d is fixed on right support 7c.Be provided with rotating right contact wheel 7e in right support 7c lower end, the back shaft of this right contact wheel 7e is fixed on right support 7c.
Right riser 7f bottom has a breach, and right support case 5 is arranged in this breach, right riser 7f is fixed with upper connecting base 7g and lower connecting base 7h, and upper connecting base 7g and lower connecting base 7h is solidly set on right main shaft 7a simultaneously.Tape feed roller 7j and put belt wheel 7k is had side by side, the structure of these two belt wheels and measure-alike about the top of right riser 7f.Tape feed roller 7j and put belt wheel 7k and rotate under the driven by motor of correspondence respectively, and the rotating speed of these two belt wheels is equal, turns to contrary.
Tape feed roller 7j and put between belt wheel 7k and upper connecting base 7g and be provided with rotating right regulating wheel 7l, the back shaft of this regulating wheel is fixedly mounted on right riser 7f.In the present case, right regulating wheel 7l has two groups, and these two groups right regulating wheel about 7l side by side, often organize right regulating wheel 7l and comprise again two right regulating wheel 7l, these two right regulating wheel 7l be also left and right side by side, and to abut against together.Meanwhile, the axial line level of tape feed roller 7j, and be parallel to each other with the axial line putting belt wheel 7k, right regulating wheel 7l, right transition wheel 7d and right contact wheel 7e.One end of right grinding belt 7m is around on tape feed roller 7j, and the other end of right grinding belt 7m is around putting on belt wheel 7k, and the remainder of this right grinding belt 7m is outside right regulating wheel 7l, right transition wheel 7d and right contact wheel 7e.Further, when right grinding belt 7m moves around between above-mentioned wheel, can roughly grind and refine blade root and the damping platform of blade.It should be noted that, right grinding belt 7m is thick, fine grinding blade root and damping platform time need to change corresponding right grinding belt 7m, the granularity of right grinding belt 7m when the granularity of right grinding belt 7m is less than corase grind blade root and damping platform when fine grinding blade root and damping platform.
Described fillet bistrique 7 is methods of simulation underhand polish, relies on driven by servomotor tape feed roller 7j, and under the effect of tape feed roller 7j and transition train, the grinding making right grinding belt 7m can produce given pace moves back and forth.This case adopts Siemens Simotion position control system, can realize the constant speed grinding motion of left grinding belt 6p and right grinding belt 7m and the automatic renewal of grinding belt, greatly reduces the time changing grinding belt, improves the working (machining) efficiency of blade.
The foregoing is only preferred embodiment of the present utility model; it is not restriction with the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims (4)

1. a blade double end sbrasive belt grinding center, it is characterized in that: comprise lathe bed (1) and right support case (5), its medial bed (1) end face has left column (2) and right column (3) side by side, left column (2) is connected with left support case (4) by left feeder assembly, right column (3) is connected with described right support case (5) by right feeder assembly, and left and right feeder assembly can drive corresponding support box to move along Z axis and Y-axis feeding;
Described left support case (4) is connected with profile bistrique (6), this profile bistrique is used for the profile of grinding blade, and profile bistrique (6) comprises left main shaft (6a), upper backup pad (6j) and left grinding belt (6p), wherein: described left main shaft (6a) is in vertically arranging, this left main shaft is through the installing hole of left support case (4), and by bearings on left support case, and left support case (4) upper and lower end is installed with for the end cap (6b) to left main shaft (6a) axial limiting respectively; Described left main shaft (6a) top is installed with left sector gear (6c), and this left sector gear often engages with the left pinion (6e) of the first motor (6d) output shaft upper end; Described left main shaft (6a) lower end is installed with vertical left socle (6f), this left socle top is provided with rotating left transition wheel (6g), and left socle (6f) lower end is provided with rotating left contact wheel (6h);
Described upper backup pad (6j) and lower supporting plate (6k) are solidly set on left main shaft (6a) upper and lower part respectively, the rear plate face of these two pieces of gripper shoes and the left riser of same (6l) is fixed, be provided with the second motor (6m) at left riser upper level, the output shaft front end of this second motor is installed with driving wheel (6n); Described driving wheel (6n) below is provided with rotating left regulating wheel (6o), and the back shaft of this left regulating wheel is fixedly mounted on described left riser (6l); Described left grinding belt (6p) is endless abrasive belt, this left grinding belt is around described driving wheel (6n), left transition wheel (6g), left regulating wheel (6o) and left contact wheel (6h) outside, and profile that is thick when moving back and forth, fine grinding blade;
Described right support case (5) is connected with round bistrique (7), this circle bistrique is used for blade root and the damping platform of grinding blade, and circle bistrique (7) comprises right main shaft (7a), right riser (7f) and right grinding belt (7m), wherein: described right main shaft (7a) is vertically arranged, this right main shaft is through the installing hole on described right support case (5), and by bearings on this right support case, and right support case (5) upper and lower end is respectively equipped with for the spacing end cap (7b) to right main shaft axial limiting; Described right main shaft (7a) top is installed with right sector gear, and this right sector gear often engages with the right pinion of the 3rd motor output shaft upper end; Described right main shaft (7a) lower end is fixed with vertical right support (7c), be provided with rotating right transition wheel (7d) in the middle part of this right support, and right support (7c) lower end is provided with rotating right contact wheel (7e);
Described right riser (7f) bottom has a breach, and described right support case (5) is arranged in this breach, and right riser is fixedly connected with by the two ends of upper and lower Connection Block (7g, 7h) with described right main shaft (7a); There are structure and measure-alike tape feed roller (7j) side by side about described right riser (7f) top and put belt wheel (7k), these two belt wheels rotate respectively under the driven by motor of correspondence, and the rotating speed of these two belt wheels is equal, turn to contrary; Be provided with rotating right regulating wheel (7l) between two described belt wheels and upper connecting base (7g), the back shaft of this regulating wheel is fixedly mounted on described right riser (7f); One end of described right grinding belt (7m) is around on tape feed roller (7j), its other end is put on belt wheel (7k) around described, the remainder of this right grinding belt (7m) is around described right regulating wheel (7l), right transition wheel (7d) and right contact wheel (7e) outside, and thick when right grinding belt (7m) is mobile, that refine blade blade root and damping platform.
2. blade double end sbrasive belt grinding center according to claim 1, it is characterized in that: described lathe bed (1) front surface is upper and lower horizontally disposed first line slideway (8) side by side, index dial Connection Block (9) and these two first line slideways are slidably matched, and index dial Connection Block (9) is connected with the 4th motor (10) on lathe bed (1) by the first ball screw assembly, and can move left and right along X-axis under the 4th driven by motor;
Described index dial Connection Block (9) front end is fixed with a turntable (11), and be provided with workbench (12) in the front end of turntable, the end face of this workbench can install the frock of clamping blade.
3. blade double end sbrasive belt grinding center according to claim 1, it is characterized in that: the structure of described left and right feeder assembly is identical, this left feeder assembly comprises the second line slideway (13) and left lifting motor (15), wherein: described second line slideway (13) left and right also comes described left column (2) front surface, and these second line slideways and left elevating bracket (14) are slidably matched; Described left lifting motor (15) is vertically arranged on left column (2) end face, and this left lifting motor is connected with described left elevating bracket (14) by the second ball screw assembly, thus drives this left elevating bracket to be elevated along described Z axis; Described left elevating bracket (14) is horizontally installed with telescope motor (16), and this telescope motor is connected with described left support case (4) by the 3rd ball screw assembly, thus this left support case can be driven to move forward and backward along described Y-axis.
4. blade double end sbrasive belt grinding center according to claim 3, it is characterized in that: described left elevating bracket (14) is provided with two guide pillars (17) by linear bearing, these two guide pillars divide the upper and lower being located at described telescope motor (16), and the front end of two guide pillars (17) and described left support case (4) rear surface are fixed.
CN201520481138.8U 2015-07-07 2015-07-07 Blade double -end abrasive band grinding center Expired - Fee Related CN204771962U (en)

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CN201520481138.8U CN204771962U (en) 2015-07-07 2015-07-07 Blade double -end abrasive band grinding center

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104942683A (en) * 2015-07-07 2015-09-30 重庆大学 Blade double-end abrasive belt grinding center

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104942683A (en) * 2015-07-07 2015-09-30 重庆大学 Blade double-end abrasive belt grinding center

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