CN209335244U - A kind of dust guard of linear motor - Google Patents
A kind of dust guard of linear motor Download PDFInfo
- Publication number
- CN209335244U CN209335244U CN201920003855.8U CN201920003855U CN209335244U CN 209335244 U CN209335244 U CN 209335244U CN 201920003855 U CN201920003855 U CN 201920003855U CN 209335244 U CN209335244 U CN 209335244U
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- connecting box
- shield
- linear motor
- sliding bar
- block
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Abstract
The utility model discloses a kind of dust guards of linear motor, linear motor is installed in carving and milling machine, the carving and milling machine includes rack, workbench is connected with by linear motor in the rack, portal frame is provided in the rack, connecting box is connected with by linear motor on the portal frame, spindle box is connected with by linear motor on the connecting box, the spindle box is located above workbench, the first shield is provided between the side and portal frame of the spindle box, the spindle box is provided with one end of the second shield close to the side of portal frame and on the position of the workbench, the other end of second shield is fixedly connected with the connecting box, the both ends of the workbench are connected separately with one end of third shield, the other end of the third shield is fixedly connected with rack；Its advantage is to prevent scrap from interfering the linear motor of equipment.
Description
Technical field
The utility model relates to protective device more particularly to a kind of dust guards of linear motor.
Background technique
With the high speed development of automatic control technology and microcomputer, the positioning accuracy of all kinds of automatic control systems is mentioned
Higher requirement is gone out, in this case, traditional rotating electric machine drives along with the linear motion of a set of mapping device composition
Dynamic device, far from the requirement for meeting modern control system, for this purpose, high-precision, high speed linear motor are more and more
Be used in process equipment, in carving and milling machine.
Carving and milling machine is one kind of numerically-controlled machine tool, and the scope of application of carving and milling machine is wider, is widely used in precision die, and mode is thick
Finishing is primary to be completed, mold red copper electrode, the processing of aluminum component product batch, and shoes molding is made, jig processing, clock and watch eye border industry.
Carving and milling machine is high with his cost performance, and process velocity is fast, and converted products finish is good, increasingly occupies importantly in machine tooling industry
Position is the essential processing link of industrial automation.In daily process, the scrap of workpiece can be splashed to respectively
At the position of a position, especially linear motor, large effect is all played to the operation and service life of linear motor.
Utility model content
The technical problem to be solved by the utility model is to provide one kind, and scrap iron from splashing can be prevented to the shadow of dynamical system
It rings.A kind of dust guard of linear motor of easy cleaning iron filings.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of dust guard of linear motor,
The linear motor is installed in carving and milling machine, and the carving and milling machine includes rack, is flexibly connected in the rack by linear motor
There is workbench, be provided with portal frame in the rack, connecting box is connected with by linear motor on the portal frame, it is described
Spindle box is connected with by linear motor on connecting box, the spindle box is located above workbench, the side of the spindle box
The first shield is provided between face and portal frame, the spindle box is close to the side of portal frame and close to the position of the workbench
The one end for being provided with the second shield is set, the other end of second shield is fixedly connected with the connecting box, the work
The both ends for making platform are connected separately with third shield, the one end of the third shield far from the workbench and the fixed company of rack
It connects.Linear motor on the portal frame is protected by first shield, prevents the interference of metal debris；The company
The linear motor connect on case is protected by second shield, and the workbench linear motor below the workbench passes through
Third shield is protected.
It is further improved compared to above scheme, first shield and the second shield are organ shield, institute
Stating third shield is organ armor shield.First, second shield is telescopic organ shield, compared to common gold
Belong to plate, occupies little space, using flexible is safer.
It is further improved compared to above scheme, the both ends of the portal frame are fixedly connected with blowning installation, described to blow
One end of device of air is connected with the connecting box, and the blowning installation includes shell, and the shell is far from the connecting box
Magnetic material is inserted on end face, the shell is provided with air inlet and air outlet on the side of connecting box, and the shell leans on
It is provided with the first chamber on the end face of the nearly connecting box, outer sliding bar, the side of the outer sliding bar are inserted on first chamber
Several perforative outer vents are provided on face, the outermost outer vent is communicated with the air inlet and air outlet, institute
State end face of the outer sliding bar far from connecting box and corresponding to the magnetic material position at be provided with Attraction block, the outer sliding bar
It is fixedly connected with the second block on the side of connecting box, the outer sliding bar is provided with second on the end face of connecting box
One end of chamber, second block is located in second chamber, and interior sliding bar, the interior cunning are connected in second chamber
The side of lever and corresponding to the second limiting slot is provided at the position of second block, far from even in second limiting slot
The one end for connecing case is fixed with the second limited block, and the side of the interior sliding bar is provided with perforative interior venthole, the interior sliding
One end of bar connects with connecting box.By the successively extraction of the interior sliding bar and interior sliding bar, the air inlet and gas outlet
Intermittence connection, the gas intermittence of the gas outlet blow first shield, and first shield is made to generate vibration, will
The scrap on first shield surface is blown off, and prevents scrap from reducing the abrasion on shield surface to shield surface
Cleaning, it is simply cooling to being carried out inside first shield.
It is further improved compared to above scheme, when the interior sliding bar slides into described to the connecting box direction
When two limited blocks are in contact with the second block, there is the interior venthole to communicate with the air inlet and air outlet.
It is further improved compared to above scheme, the shell is fixedly connected with first gear on the side of connecting box
One end of block, first block is intracavitary positioned at described first, and the side of the outer sliding bar is corresponding to first block
The first limiting slot is provided at position, first limiting slot is provided with the first limited block far from one end of connecting box, prevents institute
Outer sliding bar is stated to separate with the shell.
It is further improved compared to above scheme, when the outer sliding bar slides into described to the connecting box direction
When one limited block is in contact with the first block, there is the outer vent to communicate with the air inlet and air outlet.
It is further improved compared to above scheme, the side of the shell is simultaneously located at air inlet and the close connecting box
End face between position at be provided with the first block, reduce the amount that compressed gas is leaked out from first limiting slot.
It is further improved compared to above scheme, the side of the outer sliding bar is simultaneously located at air inlet and the close company
It connects and is provided with the second block at the position between the end face of case, reduce the amount that compressed gas is leaked out from second limiting slot.
Compared with prior art, the utility model has the advantages that, the drive system in equipment is protected by shield, prevent
Only injury of the metal fillings of high temperature to drive system keeps equipment cleaning convenient for the scrap in equipment cleaning equipment；By blowing afloat
Device blows to the intermittence of first shield, clears up the scrap of the first protection cover outer surface in time, prevents scrap
Accumulation and surface damage to first shield.
Detailed description of the invention
Fig. 1 is the front view of the utility model.
Fig. 2 is the side view of the utility model.
Fig. 3 is the structural schematic diagram of the blowning installation of the utility model.
Fig. 4 is structural schematic diagram when the interior sliding bar of the blowning installation of the utility model is acted to extreme position.
Fig. 5 is structural schematic diagram when the inside and outside sliding bar of the utility model is acted to extreme position.
Fig. 6 is the top view of the utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
Fig. 1 is a kind of dust guard of linear motor, and the linear motor is installed in carving and milling machine, and the carving and milling machine includes
Rack 7 is provided with linear motor in the rack 7.Linear motor includes stator and mover two parts, and stator is fixedly mounted, and is moved
Son is on stator along stator movement.It is fixedly connected with stator in the rack 7, workbench 3, mover band are fixedly connected on mover
It moves the workbench 3 and does branch line movement on stator.
Linear motor mainly has following several features: first is that structure is simple, not due to linear motor compared with rotating electric machine
Need rotation motion to be in line the attachment device of movement, so that the structure of system itself is greatly simplified, weight and body
Product greatly declines；Second is that positioning accuracy is high, in the place that needs move along a straight line, direct-drive is may be implemented in linear motor, because
And various position errors brought by intermediate link can be eliminated, therefore positioning accuracy is high, is such as controlled using microcomputer, then it can also be big
The earth improves the positioning accuracy of whole system；Third is that reaction speed is fast, high sensitivity, trackability is good.Linear motor is easily able to
Its mover is supported with magnetic suspension, so that remaining certain air gap between mover and stator without contacting, this is just eliminated
Contact frictional resistance between fixed and moving son, thus greatly increase sensitivity, rapidity and the trackability of system；Fourth is that work
Work is safe and reliable, the service life is long.Non contact transmission power may be implemented in linear motor, and mechanical friction loss is almost nil, so failure
It is few, freedom from repairs, thus it is safe and reliable, the service life is long.
It is fixedly connected with portal frame 1 in the rack 7, connection is connected with by linear motor on the portal frame 1
Case 8.The connecting box 8 does the horizontal of vertical 3 direction of motion of workbench by linear motor on the portal frame 1 and moves
It is dynamic.For the connecting box 8 by being connected with spindle box 2 with the identical manner of execution of the workbench 3, the spindle box 2 is located at work
Make 3 top of platform, the spindle box 2 does the movement of vertical direction, close to or far from the workbench 3.
The workbench 3, connecting box 8, spindle box 2 enable cutter opposite piece to do the movement of X, Y, Z-direction.
It is anti-that first is provided between its vertical two side for making direction of the spindle box 2 and corresponding 1 both ends of portal frame
Shield 4.The spindle box 2 is provided with the second shield 5 close to the side of portal frame 1 and on the position of the workbench 3
One end, the other end of second shield 5 is fixedly connected with the connecting box 8.First shield 4 and the second protection
Cover 5 is organ shield, and one end fixes, and the other end is connected with movable component, and be unfolded with the movement of component or
It shrinks.First shield 4 and the second shield 5 are made of high temperature resistant, anti abrasive material
It is connected separately with one end of third shield 6 in the both ends of the surface of its vertical direction of action of the workbench 3, described
The other end of three shields 6 is fixedly connected with rack 7.The third shield 6 is organ armor shield, the third shield
6 outer layer is made of metal, and the third shield 6 is made of several metal casings, can be with the movement of workbench 3, every section
It can be pulled open in parallel between backplate, it is parallel to withdraw, and certain power can be carried, stabilized structure can be with stress in maintenance of equipment.
First and second relatively described 5 smoother of shield of the outer surface of the third shield 6, convenient for the cleaning of scrap.It is described
Linear motor on portal frame 1 is protected by first shield 4, prevents the interference of metal debris；The spindle box 2
It is protected with the drive system of connecting box 8 by second shield 5, the linear motor of 3 lower section of workbench passes through
Third shield 6 is protected.
The both ends of the portal frame 1 are fixedly connected with blowning installation 40, the blowning installation 40 be located at the first shield 4 with
In the space that portal frame 1 forms, one end of the blowning installation 40 is connected with the connecting box 8.The blowning installation 40 wraps
Shell 41 is included, the lateral surface of the shell 41 is connected with the portal frame 1.End of the shell 41 far from the connecting box 8
Columned magnetic material 46 is inserted on face, the magnetic material 46 is fixed on the end face of the shell 41 by glue, described
Magnetic material 46 is strong magnetic.The shell 41 is provided with air inlet 42 and gas outlet 43 on the side of connecting box 8.The air inlet
Mouth 42 is connected with gas source, and the gas outlet 43 is communicated with the inner surface of first shield 4；When the air inlet 42 and go out
When port 43 communicates, gas impacts the inner surface of first shield 4, shakes first shield 4, by being attached to
The metal fillings for stating the first shield 4 shakes off.
The shell 41 is provided with the first chamber 45 of circular in cross-section, the magnetic on the end face of the connecting box 8
Property object 46 is in contact with the first chamber 45.Outer sliding bar 49 is slidably connected in first chamber 45, the outer sliding bar 49 is in circle
Column.The end face of the outer sliding bar 49 far from connecting box 8 and corresponding to the magnetic material 46 position at be provided with Attraction block
53, one end of the Attraction block 53 is in contact with the magnetic material 46.If being provided with trunk diameter on the side of the outer sliding bar 49
To perforative outer vent 50.When the magnetic material 46 is in contact with Attraction block 53, the outer sliding bar 49 is near connection
The outer vent 50 of case 8 is communicated with the air inlet 42 and gas outlet 43.The shell 41 is on the side of connecting box 8
It is fixedly connected with the first block 44, one end of first block 44 is located in first chamber 45.First block 44 has
Two, the gas outlet 43 is separately positioned on along axial two sides.The side of the outer sliding bar 49 corresponds to the first gear
The first limiting slot 51 is provided at the position of block 44, first limiting slot 51 is adapted with first block 44.Described
One limiting slot 51 is provided with the first limited block 52 far from one end of connecting box 8.When the outer sliding bar 49 is described along being axially disengaging
When shell 41, first limiting slot 51, first block 44 relatively is moved, and described the of 51 end of the first limiting slot
One limited block 52 is in contact with first block 44, and the outer sliding bar 49 reaches the limit of position, and the outer sliding bar 49 is most
The outer vent 50 of inside is communicated with the air inlet 42 and gas outlet 43.First block 44 is arranged in the gas outlet 43
Two sides, can prevent the gas of the gas outlet 43 from running out of out of described first limiting slot 51.
The outer sliding bar 49 is threadably secured on the side of connecting box 8 is connected with the second block 54, and described
The two sides for being parallel to axis of the outer vent 50 on the outermost side of two block 54.The outer sliding bar 49 is close to connecting box
The second chamber 55 is provided on 8 end face, one end of second block 54 is located in second chamber 55.In second chamber 55
Slidably connect columned interior sliding bar 59, the side of the interior sliding bar 59 and the position for corresponding to second block 54
Place is provided with the second limiting slot 61, and 61 shape of the second limiting slot is adapted with the second block 54, second limiting slot 61
Axially through the interior sliding bar 59.One end in second limiting slot 61 far from connecting box 8 is fixed with the second limited block
62, the side of the interior sliding bar 59 is provided with perforative interior venthole 60, one end and 8 phase of connecting box of the interior sliding bar 59
It connects.When the connecting box 8 movement, because outer sliding bar 49 passes through the magnetic material 46 and 53 phase of Attraction block with the shell 41
Connection, the connecting box 8 will first drive the interior sliding bar 59 to move, relatively described second block 54 of second limiting slot 61
Sliding, the interior venthole 60 of the different location of the interior sliding bar 59 in turn switch on the outer vent 50, make the gas outlet
43 intermittent air blowings；It is described when second limited block 62 of 61 end of the second limiting slot is contacted with second block 54
Interior sliding bar 59 reaches the limit of position, at this point, the innermost interior venthole 60 of the interior sliding bar 59 and the outer vent 50
It communicates, the gas of the air inlet 42 is communicated through the outer vent 50, interior venthole 60 with the gas outlet 43 at this time.
When the interior sliding bar 59 reaches the limit of position, second limited block 62 will drive second block 54 to make
The outer sliding bar 49 leaves shell 41, and the outer sliding bar 49 is intermittent to be connected to the air inlet 42 and gas outlet 43, makes institute
It states gas outlet 43 and achievees the effect that intermittent outlet.In outer 49 sliding process of sliding bar, the outer vent 50 with into
When port 42 communicates, the gas of the air inlet 42 is entered in first chamber 45 by the outer vent 50, and from institute
State the outer vent 50 being located at outside the shell 41, the outer vent 50 communicated with the gas outlet 43 that the first chamber 45 communicates
It leaves.Wherein, it is blown into inside first shield 4 from the gas that the outer vent 50 outside the shell 41 leaves, to
Electric machine structure inside one shield 4 plays simple cooling effect.
By the successively extraction of the interior sliding bar 59 and interior sliding bar 59, the air inlet 42 and gas outlet 43 are intermittent
Connection, the gas intermittence of the gas outlet 43 blow first shield 4, so that first shield 4 is generated vibration, by institute
The scrap for stating 4 surface of the first shield is blown off, and prevents scrap from reducing the abrasion on shield surface to the clear of shield surface
Reason.
The working principle of the utility model is simply illustrated below: the workbench 3, spindle box 2 and portal frame 1
On shield can protect respective linear motor from the damage of scrap or other impurities, guarantee the normal fortune of equipment
Row；Blowning installation 40 inside first shield 4 intermittent can blow the first shield 4, shake off the scrap on surface
And impurity, it prevents from accumulating.
Claims (8)
1. a kind of dust guard of linear motor, the linear motor are installed in carving and milling machine, the carving and milling machine includes rack
(7), it is connected with workbench (3) on the rack (7) by linear motor, is provided with portal frame on the rack (7)
(1), it is connected with connecting box (8) on the portal frame (1) by linear motor, passes through straight-line electric on the connecting box (8)
Machine is connected with spindle box (2), and the spindle box (2) is located above workbench (3), which is characterized in that the spindle box (2)
Side and portal frame (1) between be provided with the first shield (4), the spindle box (2) close to portal frame (1) side simultaneously lean on
Be provided with one end of the second shield (5) on the position of the nearly workbench (3), the other end of second shield (5) with
The connecting box (8) is fixedly connected, and the both ends of the workbench (3) are connected separately with third shield (6), the third protection
Cover (6) is fixedly connected far from the one end of workbench (3) with rack (7).
2. a kind of dust guard of linear motor as described in claim 1, which is characterized in that first shield (4) with
Second shield (5) is organ shield, and the third shield (6) is organ armor shield.
3. a kind of dust guard of linear motor as claimed in claim 2, which is characterized in that the both ends of the portal frame (1)
It is fixedly connected with blowning installation (40), one end of the blowning installation (40) is connected with the connecting box (8), the air blowing dress
Setting (40) includes shell (41), is inserted with magnetic material (46) on the end face of the shell (41) separate the connecting box (8), described
Shell (41) is provided with air inlet (42) and gas outlet (43) on the side of connecting box (8), and the shell (41) is close to institute
It states and is provided on the end face of connecting box (8) the first chamber (45), is inserted with outer sliding bar (49) on first chamber (45), it is described outer
Be provided with several perforative outer vents (50) on the side of sliding bar (49), the outermost outer vent (50) with it is described
Air inlet (42) and gas outlet (43) communicate, and end face of the outer sliding bar (49) far from connecting box (8) simultaneously corresponds to the magnetic
Property object (46) position at be provided with Attraction block (53), the outer sliding bar (49) is fixed on the side of connecting box (8) to be connected
It being connected to the second block (54), the outer sliding bar (49) is provided with the second chamber (55) on the end face of connecting box (8), and described the
One end of two blocks (54) is located in second chamber (55), is connected with interior sliding bar (59) in second chamber (55),
The side of the interior sliding bar (59) and corresponding to second block (54) position at be provided with the second limiting slot (61), institute
One end in the second limiting slot (61) far from connecting box (8) is stated to be fixed with the second limited block (62), the interior sliding bar (59)
Side is provided with perforative interior venthole (60), and one end of the interior sliding bar (59) connects with connecting box (8).
4. a kind of dust guard of linear motor as claimed in claim 3, which is characterized in that when the interior sliding bar (59) to
When connecting box (8) direction slides into second limited block (62) and is in contact with the second block (54), have one it is described in
Venthole (60) is communicated with the air inlet (42) and gas outlet (43).
5. a kind of dust guard of linear motor as claimed in claim 3, which is characterized in that the shell (41) is close to connection
It is fixedly connected on the side of case (8) the first block (44), one end of first block (44) is located at first chamber (45)
It is interior, the side of the outer sliding bar (49) corresponding to being provided with the first limiting slot (51) at the position of first block (44),
First limiting slot (51) is provided with the first limited block (52) far from the one end of connecting box (8).
6. a kind of dust guard of linear motor as claimed in claim 5, which is characterized in that when the outer sliding bar (49) to
When connecting box (8) direction slides into first limited block (52) and is in contact with the first block (44), have one it is described outer
Venthole (50) is communicated with the air inlet (42) and gas outlet (43).
7. a kind of dust guard of linear motor as claimed in claim 5, which is characterized in that the side of the shell (41) is simultaneously
The first block (44) are provided at position positioned at air inlet (42) and between the end face of the connecting box (8).
8. a kind of dust guard of linear motor as claimed in claim 5, which is characterized in that the side of the outer sliding bar (49)
The second block (54) are provided at face and the position being located between air inlet (42) and the end face of close connecting box (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920003855.8U CN209335244U (en) | 2019-01-02 | 2019-01-02 | A kind of dust guard of linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920003855.8U CN209335244U (en) | 2019-01-02 | 2019-01-02 | A kind of dust guard of linear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209335244U true CN209335244U (en) | 2019-09-03 |
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ID=67760708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920003855.8U Active CN209335244U (en) | 2019-01-02 | 2019-01-02 | A kind of dust guard of linear motor |
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| Country | Link |
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| CN (1) | CN209335244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500646A (en) * | 2019-01-02 | 2019-03-22 | 宁波德凯数控机床有限公司 | A kind of dust guard of linear motor |
-
2019
- 2019-01-02 CN CN201920003855.8U patent/CN209335244U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500646A (en) * | 2019-01-02 | 2019-03-22 | 宁波德凯数控机床有限公司 | A kind of dust guard of linear motor |
| CN109500646B (en) * | 2019-01-02 | 2024-05-14 | 宁波德凯数控机床有限公司 | Dustproof device of linear motor |
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