CN110253361A - A kind of drilling holes on circuit board machine - Google Patents
A kind of drilling holes on circuit board machine Download PDFInfo
- Publication number
- CN110253361A CN110253361A CN201910409588.9A CN201910409588A CN110253361A CN 110253361 A CN110253361 A CN 110253361A CN 201910409588 A CN201910409588 A CN 201910409588A CN 110253361 A CN110253361 A CN 110253361A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- drilling holes
- slot
- fixedly installed
- wiring board
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/002—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor for travelling workpieces
Abstract
The present invention relates to drilling holes on circuit board equipment technical fields, and disclose a kind of drilling holes on circuit board machine, including body and wiring board, the body is made of fuselage, column and drill bit, the top surface of the body fuselage offers through slot, the front and rear sides face of the through slot is rotatably equipped with bottom roller, the top surface of the body and be located at through slot front and rear sides be fixedly installed with vertical plate, short axle is fixedly installed on the inside of the vertical plate, the circumferential surface movable sleeve of the short axle is connected to upper pressure wheel, and the inner wall fixing sleeve of upper pressure wheel described in the leftmost side is connected to long shaft.This kind of drilling holes on circuit board machine, motor rotation, upper pressure wheel rotation is driven by belt, wiring board is under the rubbing action of upper pressure wheel, it is moved forward along the gap between upper pressure wheel and bottom roller, it avoids existing line plate drilling machine and chucking power is unable to accurately control due to fixed hard clamping, to cause to clamp not strongly or damage the consequence of wiring board.
Description
Technical field
The present invention relates to drilling holes on circuit board equipment technical field, specially a kind of drilling holes on circuit board machine.
Background technique
Drilling holes on circuit board machine is a kind of machinery for drilling out hole on printing PCB circuit board, installing convenient for component stitch
Process equipment.
After piercing, the bottom surface of wiring board will appear rough burr to existing drilling holes on circuit board machine, directly case
The wiring board of bottom can be scratched, mostly uses sander to carry out burr greatly and polishes, the process for increasing wiring board machining, drop
The efficiency of low wiring board processing, and existing circuit board clipping are mostly fixed hard clamping, and the too small clamping of chucking power is not
Jail, chucking power is excessive to be easily damaged wiring board.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of drilling holes on circuit board machines, have roller clamping device, keep away
Exempt from excessive or too small chucking power, reversed grinding device, process, the processing efficiency for improving wiring board of saving operation sander etc.
Advantage solves common drilling holes on circuit board machine and is unable to accurately control chucking power, is easy to make that chucking power is too large or too small, needs
Operation sander carries out burr, reduces the problem of wiring board processing efficiency.
(2) technical solution
To realize above-mentioned roller clamping device, avoiding chucking power excessive or too small, reversed grinding device, save operation and beat
The process of grinding machine, improve wiring board processing efficiency purpose, the invention provides the following technical scheme: a kind of drilling holes on circuit board
Machine, including body and wiring board, the body are made of fuselage, column and drill bit, and the top surface of the body fuselage offers logical
Slot, the front and rear sides face of the through slot are rotatably equipped with bottom roller, the top surface of the body and front and rear sides for being located at through slot are equal
It is fixedly installed with vertical plate, short axle is fixedly installed on the inside of the vertical plate, the circumferential surface movable sleeve of the short axle is connected to pressure
Wheel, the inner wall fixing sleeve of upper pressure wheel described in the leftmost side are connected to long shaft, the circumferential surface of the long shaft and after being located at vertical plate
Side fixing sleeve is connected to fixed pulley, and driving motor, the driving electricity are fixedly installed at the side position of keeping right of the body top surface
Fixing sleeve is connected to driving pulley at the inner side position of machine output shaft, and the circumferential outer surface fixing sleeve of the driving pulley is connected to skin
Band, one end of the belt and the circumferential outer surface of fixed pulley are fixedly attached, the position in the outer part of the driving motor output shaft
Set and be fixedly attached with the upper pressure wheel of the rightmost side, be fixedly installed with retaining strip on the inside of the vertical plate, the inside of the body it is upper
The orientation place of setting offers cavity, and the bottom surface of the cavity is fixedly installed with polishing motor, on the output shaft of the polishing motor and
It is connected to rattler positioned at the inside fixing sleeve of through slot, is fixedly installed with Distance-sensing at the side position of keeping right of the through slot bottom surface
Device, the left side of the range sensor and the bottom surface for being located at through slot offer blind hole, and the bottom surface of the blind hole is fixedly installed with gas
Cylinder, the top surface of the cylinder are fixedly installed with limited block, and the inside of the body is fixedly installed with fixed block.
Preferably, the quantity of the bottom roller is 12, and 12 one group of bottom roller every two are divided into six groups,
The distance between bottom roller described in every group is less than the length of wiring board.
Preferably, the quantity of the vertical plate is two, and two vertical plates are symmetric centered on through slot.
Preferably, the material of the upper pressure wheel is high-damping rubber wheel.
Preferably, the long shaft penetrates vertical plate.
Preferably, the position of the installation site of the retaining strip and wiring board is horizontal, and the quantity of the retaining strip is two,
The distance between two described retaining strips are of same size with wiring board.
Preferably, the rotation direction of the polishing motor contrary, polish motor defeated mobile with wiring board
Shaft extends to the leading flank of through slot
Preferably, the material of the rattler is soft wool roller
Preferably, the surface activity of the inner wall of the fixed block and limited block is socketed.
(3) beneficial effect
Be compared with the prior art, the present invention have it is following the utility model has the advantages that
1, this kind of drilling holes on circuit board machine, motor rotation drive upper pressure wheel rotation by belt, and wiring board rubs upper pressure wheel
Under wiping effect, is moved forward along the gap between upper pressure wheel and bottom roller, avoid existing line plate drilling machine due to fixation
Formula clamps firmly and is unable to accurately control chucking power, to cause to clamp not strongly or damage the consequence of wiring board.
2, this kind of drilling holes on circuit board machine controls cylinder liter when range sensor detects that wiring board is moved to polishing position
It rises, jacks up limited block, limited block is made to rise to the position concordant with wiring board, polishing motor rotation drives rattler
It rotates towards the direction opposite with wiring board moving direction, since there are reverse speed differences between rattler and wiring board, is beating
Wiring board can be firmly against on limited block during mill burr, guarantee grinding effect, be avoided additionally using sander
Operation, improves the processing efficiency of wiring board.
Detailed description of the invention
Fig. 1 is structure of the invention overall structure diagram；
Fig. 2 is structure of the invention entirety perspective view of the explosion；
Fig. 3 is structure of the invention clamp system schematic diagram；
Fig. 4 is the schematic diagram at another visual angle Fig. 3；
Fig. 5 is structure of the invention fixed pulley structural schematic diagram.
In figure: 1, body；101, through slot；102, bottom roller；103, vertical plate；104, short axle；105, upper pressure wheel；106, long to turn
Axis；107, fixed pulley；108, retaining strip；2, driving motor；201, driving pulley；202, belt；3, wiring board；4, cavity；
401, polishing motor；402, rattler；5, range sensor；6, blind hole；601, cylinder；602, limited block；603, fixed
Block.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5, a kind of drilling holes on circuit board machine, including body 1 and wiring board 3 are please referred to, body 1 is by fuselage, column and brill
Head composition, the top surface of 1 fuselage of body offer through slot 101, and the front and rear sides face of through slot 101 is rotatably equipped with bottom roller 102, under
The quantity of idler wheel 102 is 12, and 12 one group of 102 every two of bottom roller are divided into six groups, convenient for supporting wiring board 3 to move
Dynamic, the distance between every group of bottom roller 102 is less than the length of wiring board 3, avoids wiring board 3 from falling in moving process, body 1
Top surface and be located at the front and rear sides of through slot 101 and be fixedly installed with vertical plate 103, the quantity of vertical plate 103 is two, two vertical plates
103 are symmetric centered on through slot 101, guarantee uniform force, the inside of vertical plate 103 is fixedly installed with short axle 104, short axle
104 circumferential surface movable sleeve is connected to upper pressure wheel 105, and the material of upper pressure wheel 105 is high-damping rubber wheel, guarantees and route
Friction is generated between plate 3, and drives wiring board 3 mobile using friction, and the inner wall fixing sleeve of leftmost side upper pressure wheel 105 is connected to long shaft
106, the long shaft 106 penetrates vertical plate 103, enables long shaft 106 in the inner rotation of vertical plate 103, long shaft 106
Circumferential surface and be located at vertical plate 103 rear side fixing sleeve be connected to fixed pulley 107, for receiving and exporting rotation, 1 top surface of body
Side position of keeping right at be fixedly installed with driving motor 2, the model 110ST-130ST-180ST of driving motor 2, driving motor
Fixing sleeve is connected to driving pulley 201 at the inner side position of 2 output shafts, and the circumferential outer surface fixing sleeve of driving pulley 201 is connected to
Belt 202, one end of belt 202 and the circumferential outer surface of fixed pulley 107 are fixedly attached, and the rotation of driving motor 2 is transmitted
To fixed pulley 107, the outer side position of 2 output shaft of driving motor and the upper pressure wheel 105 of the rightmost side are fixedly attached, and guarantee route
Plate 3 can continue to move forward, and the inside of vertical plate 103 is fixedly installed with retaining strip 108, the installation site and line of retaining strip 108
The position of road plate 3 is horizontal, and the quantity of retaining strip 108 is two, the width of the distance between two retaining strips 108 and wiring board 3
It is identical, guarantee that the movement of front and back will not occur in the process of moving and influence to drill and polish for wiring board 3, the inside of body 1
Top position at offer cavity 4, the bottom surface of cavity 4 is fixedly installed with polishing motor 401, the model for motor 401 of polishing
The rotation direction of ACSM130-G10015LZ, motor 401 of polishing are contrary with the movement of wiring board 3, guarantee grinding effect, beat
The output shaft of electric mill machine 401 extends to the leading flank of through slot 101, polishes on the output shaft of motor 401 and is located at the interior of through slot 101
Portion's fixing sleeve is connected to rattler 402, and the material of rattler 402 is soft wool roller, drapes over one's shoulders guaranteeing to effectively remove
The bottom surface of wiring board 3 will not be caused to damage while cutting edge of a knife or a sword, distance is fixedly installed at the side position of keeping right of 101 bottom surface of through slot and is passed
Sensor 5, for monitoring the distance between wiring board 3, to judge whether wiring board 3 moves to polishing position, the distance
The left side of sensor 5 and be located at through slot 101 bottom surface offer blind hole 6, the bottom surface of blind hole 6 is fixedly installed with cylinder 601, cylinder
601 top surface is fixedly installed with limited block 602, and wiring board 3 can be stopped when limited block 602 rises to maximum height
It moves to the left, the inside of body 1 is fixedly installed with fixed block 603, the inner wall of fixed block 603 and the surface of limited block 602
Pivot bush unit plays the role of limitation limited block 602 and arbitrarily moves.
Working principle: wiring board 3 is sent into the crack between upper pressure wheel 105 and bottom roller 102, starts driving motor 2, is driven
The dynamic rotation of motor 2 drives driving pulley 201 to rotate, and rotation is passed to fixed pulley 107 and upper pressure wheel by belt 202
105, enable wiring board 3 persistently to move right and drill, after drilling, wiring board 3 continues to move right, until Distance-sensing
Device 5 detects that wiring board 3 is moved to the position of polishing, and range sensor 5 controls cylinder 601 and rises, jacking-up spacing block
602, until limited block 602 rises to restraining position, the control polishing motor 401 of range sensor 5 starts, and drives rattler
402 are rotated with the direction opposite with 3 moving direction of wiring board, utilize the reverse speed difference pair between rattler 402 and wiring board 3
The bottom surface burr of wiring board 3 is polished, and wiring board 3 is firmly against to the right side of limited block 602, guarantees polishing effect
Fruit, polishing motor 401 stops operating after the completion of polishing, and wiring board 3 continues to move right, into next process.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.Simultaneously in the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length
Degree ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner",
The orientation or positional relationship of the instructions such as "outside", " clockwise ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, only
It is that for the convenience of describing the present invention and simplifying the description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.And in attached drawing of the invention,
Filling pattern is intended merely to difference figure layer, does not do other any restrictions.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of drilling holes on circuit board machine, including body (1) and wiring board (3), the body (1) is by fuselage, column and drill bit group
At the top surface of body (1) fuselage offers through slot (101), and the front and rear sides face of the through slot (101) is rotatably equipped with down
Idler wheel (102), the top surface of the body (1) and the front and rear sides for being located at through slot (101) are fixedly installed with vertical plate (103), institute
It states and is fixedly installed on the inside of vertical plate (103) short axle (104), the circumferential surface movable sleeve of the short axle (104) is connected to upper pressure wheel
(105), the inner wall fixing sleeve of upper pressure wheel described in the leftmost side (105) is connected to long shaft (106), the circumference of the long shaft (106)
Surface and be located at vertical plate (103) rear side fixing sleeve be connected to fixed pulley (107), the side position of keeping right of body (1) top surface
Place is fixedly installed with driving motor (2), and fixing sleeve is connected to driving pulley at the inner side position of driving motor (2) output shaft
(201), the circumferential outer surface fixing sleeve of the driving pulley (201) is connected to belt (202), one end of the belt (202) with
The circumferential outer surface of fixed pulley (107) is fixedly attached, the outer side position of driving motor (2) output shaft and the rightmost side
Upper pressure wheel (105) is fixedly attached, and is fixedly installed with retaining strip (108) on the inside of the vertical plate (103), the body (1) it is interior
It is offered at the top position in portion cavity (4), the bottom surface of the cavity (4) is fixedly installed with polishing motor (401), the polishing
Inside fixing sleeve on the output shaft of motor (401) and positioned at through slot (101) is connected to rattler (402), the through slot (101)
Be fixedly installed at the side position of keeping right of bottom surface range sensor (5), the left side of the range sensor (5) and be located at through slot
(101) bottom surface offers blind hole (6), and the bottom surface of the blind hole (6) is fixedly installed with cylinder (601), the cylinder (601)
Top surface is fixedly installed with limited block (602), and the inside of the body (1) is fixedly installed with fixed block (603).
2. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the quantity of the bottom roller (102) is
12,12 one group of every two of bottom rollers (102) are divided into six groups, between bottom roller described in every group (102) away from
From the length for being less than wiring board (3).
3. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the quantity of the vertical plate (103) is two
A, two vertical plates (103) are symmetric centered on through slot (101).
4. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the material of the upper pressure wheel (105) is
High-damping rubber wheel.
5. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the long shaft (106) penetrates vertical plate
(103)。
6. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the installation position of the retaining strip (108)
It sets and the position of wiring board (3) is horizontal, the quantity of the retaining strip (108) is two, between two retaining strips (108)
Distance is of same size with wiring board (3).
7. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the rotation of polishing motor (401)
Direction is contrary with wiring board (3) movement, and the output shaft of polishing motor (401) extends to the front side of through slot (101)
Face.
8. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the material of the rattler (402)
For soft wool roller.
9. a kind of drilling holes on circuit board machine according to claim 1, it is characterised in that: the inner wall of the fixed block (603) with
The surface activity of limited block (602) is socketed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910409588.9A CN110253361A (en) | 2019-05-17 | 2019-05-17 | A kind of drilling holes on circuit board machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910409588.9A CN110253361A (en) | 2019-05-17 | 2019-05-17 | A kind of drilling holes on circuit board machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110253361A true CN110253361A (en) | 2019-09-20 |
Family
ID=67914757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910409588.9A Pending CN110253361A (en) | 2019-05-17 | 2019-05-17 | A kind of drilling holes on circuit board machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110253361A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080082749A (en) * | 2007-03-09 | 2008-09-12 | 유병석 | The transfering device of a printed circuit board and the printed circuit board used thereof |
| CN204604032U (en) * | 2015-02-02 | 2015-09-02 | 雄昱电子（惠州）有限公司 | A kind of printed substrate polishing device |
| CN205008582U (en) * | 2015-07-16 | 2016-02-03 | 大连崇达电路有限公司 | Printed wiring board drapes over one's shoulders cutting edge of a knife or a sword polisher with copper powder recovery unit |
| CN206010654U (en) * | 2016-08-10 | 2017-03-15 | 安徽金元素复合材料有限公司 | A kind of metal composite slab grinder |
| CN206241815U (en) * | 2016-11-15 | 2017-06-13 | 珠海市航达科技有限公司 | A kind of pcb board face automatic sander |
| CN206643605U (en) * | 2017-04-21 | 2017-11-17 | 山东理工大学 | A kind of square tube cutting drilling deburring equipment |
| CN109465919A (en) * | 2018-11-26 | 2019-03-15 | 安徽吉露科技有限公司 | A kind of environment-friendly type board processing unit (plant) |
-
2019
- 2019-05-17 CN CN201910409588.9A patent/CN110253361A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080082749A (en) * | 2007-03-09 | 2008-09-12 | 유병석 | The transfering device of a printed circuit board and the printed circuit board used thereof |
| CN204604032U (en) * | 2015-02-02 | 2015-09-02 | 雄昱电子（惠州）有限公司 | A kind of printed substrate polishing device |
| CN205008582U (en) * | 2015-07-16 | 2016-02-03 | 大连崇达电路有限公司 | Printed wiring board drapes over one's shoulders cutting edge of a knife or a sword polisher with copper powder recovery unit |
| CN206010654U (en) * | 2016-08-10 | 2017-03-15 | 安徽金元素复合材料有限公司 | A kind of metal composite slab grinder |
| CN206241815U (en) * | 2016-11-15 | 2017-06-13 | 珠海市航达科技有限公司 | A kind of pcb board face automatic sander |
| CN206643605U (en) * | 2017-04-21 | 2017-11-17 | 山东理工大学 | A kind of square tube cutting drilling deburring equipment |
| CN109465919A (en) * | 2018-11-26 | 2019-03-15 | 安徽吉露科技有限公司 | A kind of environment-friendly type board processing unit (plant) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209902812U (en) | Outer cylindrical surface grinding device of motor stator casing | |
| CN111890151A (en) | Full-automatic circular saw blade double-face grinding machine and working method thereof | |
| CN110253361A (en) | A kind of drilling holes on circuit board machine | |
| CN219026898U (en) | Grinding mechanism of surface grinder | |
| CN216371552U (en) | Combined grinding wheel device | |
| CN215903067U (en) | Pipe fitting cutting machine of integration is polished in cutting | |
| CN206614350U (en) | A kind of round shape material sanding apparatus | |
| CN212824303U (en) | Polishing integrated machine for inner circle of floating oil seal | |
| CN209717245U (en) | A kind of half Round Edging Machine being ground big seamed edge | |
| CN218904853U (en) | Grinding and polishing device | |
| CN219901512U (en) | Glass double-sided edging machine | |
| CN216000813U (en) | Four-side planer machine tool with grinding device | |
| CN217394553U (en) | Double-straight-edge machine for hollow toughened glass | |
| CN220029628U (en) | Energy-saving plate burr grinding device | |
| CN220162083U (en) | High-precision polishing device | |
| CN212600741U (en) | Full-automatic circular saw blade double-side grinding machine | |
| CN214923348U (en) | Machine of throwing in numerical control | |
| CN211760561U (en) | Special-shaped curved surface grinding structure | |
| CN208961669U (en) | Grinding device is used in a kind of processing of aluminum alloy doors and windows | |
| CN219131836U (en) | Burr removing device for end part of titanium alloy blank tube | |
| CN212706082U (en) | Stone polishing device | |
| CN212497012U (en) | Grinding machine convenient to retrieve sweeps | |
| CN220296781U (en) | Double-end burnishing machine | |
| CN219170409U (en) | Leaning wheel group of bilateral grinder | |
| CN220330911U (en) | Polisher convenient to change abrasive band |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190920 |