CN208514183U - A kind of anticollision knife system of CNC milling machine - Google Patents
A kind of anticollision knife system of CNC milling machine Download PDFInfo
- Publication number
- CN208514183U CN208514183U CN201821019004.4U CN201821019004U CN208514183U CN 208514183 U CN208514183 U CN 208514183U CN 201821019004 U CN201821019004 U CN 201821019004U CN 208514183 U CN208514183 U CN 208514183U
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- China
- Prior art keywords
- pedestal
- guide rod
- baffle
- push plate
- vertical
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Abstract
The utility model discloses a kind of anticollision knife system of CNC milling machine, it include milling machine base, milling machine base is equipped with the first guide rod, control unit, screw component, first guide rod is equipped with mill cutter assemblies, bumper assembly, mill cutter assemblies include the first pedestal, under the driving of screw component, the first pedestal can be moved axially along the first guide rod；Bumper assembly includes the second pedestal, baffle, snubber elastomeric part, and snubber elastomeric part is between the first pedestal and baffle；First guide rod runs through the second pedestal, baffle, and baffle is located at the side that the second pedestal closes on the first pedestal, and the second pedestal is fixedly connected with the first guide rod, and baffle is flexibly connected with the first guide rod；The side that baffle closes on the first pedestal is equipped with pressure inductor, and the upper side of baffle is equipped with close to inductor, and pressure inductor is controlled close to inductor, driving motor by control unit.Compared with prior art, the utility model structure is simple, has the function of anticollision knife.
Description
Technical field
The utility model relates to numerically-controlled machine tool part field more particularly to a kind of anticollision knife systems of CNC milling machine.
Background technique
For machine tooling field, hits knife and refer to since the data setting of control centre is unreasonable or numerically-controlled machine tool moves
Dynamic component breaks down and causes collision or the cutter abnormal condition on workpiece of cutter and workpiece or machine tool component generation
Cutting and severe interference phenomenon.Knife is hit, workpiece is will cause and scraps, tool damage is serious to destroy machine tool accuracy, destroying machine
Bed portions part, jeopardizes personal safety.Currently used numerically-controlled machine tool all lacks the functional device of anticollision knife, though some high-end lathes
It is so equipped with the mechanism of anticollision knife, but its structure is complicated, it is at high price.
Utility model content
The utility model is to solve existing technological deficiency, provides a kind of anticollision knife system of CNC milling machine, structure
Simply, has the function of anticollision knife.Its specific technical solution is as follows:
The utility model discloses a kind of anticollision knife system of CNC milling machine, includes milling machine base, two columns, first leads
Bar, a screw component, two bumper assemblies, mill cutter assemblies, control units；Column is fixedly arranged on the upper side of milling machine base, control
Unit processed is fixed on one of column；The end of first guide rod is fixedly connected with column, and mill cutter assemblies include first
Pedestal, the first guide rod are slidably matched through the first pedestal, with the first pedestal；Screw component includes screw rod, for driving screw rod
The driving motor of rotation, driving motor are fixedly arranged on column, pass through worm and gear mode between the shaft and screw rod of driving motor
It is drivingly connected；The length direction of screw rod is parallel with the length direction of the first guide rod, and the end of screw rod and column are rotatablely connected, screw rod
It is connect through the first pedestal, with the first base thread；Two bumper assemblies are located at the both ends of the first guide rod, and bumper assembly includes
There are the second pedestal, baffle, snubber elastomeric part, snubber elastomeric part is between the first pedestal and baffle, the elasticity of snubber elastomeric part
Telescopic direction is parallel with the length direction of the first guide rod；Baffle is vertical with the first guide rod, and the first guide rod is through the second pedestal, gear
Plate, baffle are located at the side that the second pedestal closes on the first pedestal, and the second pedestal is fixedly connected with the first guide rod, and baffle is led with first
Bar is flexibly connected；The side that baffle closes on the first pedestal is equipped with pressure inductor, and the upper side of baffle is equipped with close to inductor, pressure
Power inductor is controlled close to inductor, driving motor by control unit.
Further, snubber elastomeric part is spring, and the configuration quantity of spring is two；Baffle closes on the side of the second pedestal
If the second pedestal is equipped with the guide hole for cooperating with the second guide rod there are two the second guide rod；End of second guide rod far from baffle
Portion passes through spring and extends in guide hole.
Further, the second pedestal is equipped with adjustment component for adjusting tensioned degree, adjustment component include cross bar,
Vertical bar, push plate, between baffle and the second pedestal, push plate is parallel with baffle for push plate, and the both ends of spring are individually fixed in push plate
Side, baffle side；The end of second guide rod is flexibly connected through push plate, with push plate, and the second guide rod is located in guide hole
End in expansion shape, guide hole inner cavity aperture is greater than the port aperture of guide hole, and the second guide rod is located at the area of the end in guide hole
Greater than the area of guide hole port；Cross bar vertical push plate, one end of cross bar are arranged in the second pedestal, connect with the second base thread
It connects, the other end of cross bar extends to outside the second pedestal, to the side together in push plate；One end of vertical bar vertical cross-bar, vertical bar is worn
In in the second pedestal, with the second base thread downlink connection, the other end of vertical bar extends to outside the second pedestal；Vertical bar is located at the second base
One end outside seat is equipped with nut；It is sequentially connected by way of worm and gear between vertical bar and cross bar.
Further, the second pedestal is equipped with positioning screw, and positioning screw is connect with the second base thread, positioning screw
It is screwed into the length direction of vertical first guide rod in direction, the circumference side of the first guide rod is offered matches for the inner end with positioning screw
The hole location of conjunction.
Further, control unit is PLC controller.
The utility model has the beneficial effects that suitable position is arranged on the first guide rail in bumper assembly, work as numerically-controlled machine tool
It breaks down, when the first pedestal collides baffle, the pressure inductor stress of baffle, pressure inductor is anti-to control unit
Feedback signal, control unit issue the signal to stop working to driving motor；Snubber elastomeric part can play buffer function, avoid
When one pedestal and baffle contact, by the resistance of rigidity, prevents the screw thread of screw rod impaired, influence transmission accuracy；When the first pedestal
When close to baffle, close to inductor to control unit feedback signal, control unit issues the signal of decelerating operation to driving motor,
The mobile inertia for reducing the first pedestal to greatest extent can be convenient when the first pedestal collides with baffle to the first pedestal
It is controlled.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment；
Fig. 2 is the position the A partial enlargement structural representation of the utility model embodiment.
It is marked in figure: milling machine base 100, column 200, control unit 201, screw rod 301, driving motor 302, the second pedestal
401, push plate 402, baffle 403, pressure inductor 404, close to inductor 405, vertical bar 406, cross bar 407, spring 408, first
Guide rod 500, positioning screw 600, the first pedestal 700.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
The utility model is described in further detail below by specific embodiment combination attached drawing.Please refer to attached drawing.
The utility model discloses a kind of anticollision knife system of CNC milling machine, include 100, two columns 200 of milling machine base,
First 301 component of screw rod of guide rod 500, one, two bumper assemblies, mill cutter assemblies, control unit 201；Column 200 passes through screw
It is fixed at the upper side of milling machine base 100, control unit 201 has a cabinet shell, and cabinet shell is solid by screw
Surely it is located therein on a column 200；The laterally setting of first guide rod 500, the both ends of the first guide rod 500 respectively with two columns
200 are fixedly connected, it is preferable that the end of the first guide rod 500 is first plugged in column 200, is then screwed again.Milling cutter
Component includes the first pedestal 700, and the first pedestal 700 is used to install cutter and drives the device of cutter, due to cutter and knife
Have driving device not within scope of protection of the utility model, therefore is not detailed.First guide rod 500 through the first pedestal 700,
It is slidably matched with the first pedestal 700；301 component of screw rod includes screw rod 301, the driving motor for driving screw rod 301 to rotate
302, driving motor 302 is fixedly arranged on 200 upper side of column, and the shaft of driving motor 302 vertically extends into column 200 downward,
It is drivingly connected between the shaft and screw rod 301 of driving motor 302 by worm and gear mode, transmission accuracy can be improved in this；Silk
The length direction of bar 301 is parallel with the length direction of the first guide rod 500, and the end of screw rod 301 and column 200 are rotatablely connected, excellent
It gating bearing and realizes transmission connection, screw rod 301 is through the first pedestal 700, be threadedly coupled with the first pedestal 700, when work, drive
Dynamic motor 302 drives screw rod 301 to rotate, and screw rod 301 drives the first pedestal 700 to move along the first guide rod 500 in turn, transmission essence
Degree is high.Two bumper assemblies are located at the both ends of the first guide rod 500, and bumper assembly includes the second pedestal 401, baffle 403, delays
Elastic component is rushed, snubber elastomeric part is between the first pedestal 700 and baffle 403, the elastic telescopic direction of snubber elastomeric part and the
The length direction of one guide rod 500 is parallel, and the effect of snubber elastomeric part is to allow the moving process of baffle 403 after 403 stress of baffle
With buffering effect；The plate face of baffle 403 is vertical with the first guide rod 500, and the first guide rod 500 runs through the second pedestal 401, baffle
403, baffle 403 is located at the side that the second pedestal 401 closes on the first pedestal 700, and the second pedestal 401 and the first guide rod 500 are fixed
Connection, baffle 403 are flexibly connected with the first guide rod 500.The side that baffle 403 closes on the first pedestal 700 is equipped with multiple uniform rows
The pressure inductor 404 of cloth, stress surface the first pedestal 700 of direction of pressure inductor 404；Bumper assembly further includes having close to sense
Device 405 is answered, 401 upper side of 403 upper side of baffle or the second pedestal can be set to close to inductor 405, it is preferable that close to induction
Device 405 is set to the upper side of baffle 403, close to sensitive surface the first pedestal 700 of direction of inductor 405.Pressure sensor and solution
Certainly sensor is the related fields prior art, does not make detailed description, feeling of stress to their type, structure, working principle herein
It answers device 404, controlled close to inductor 405, driving motor 302 by control unit 201.When installation, bumper assembly setting is existed
On first guide rail in suitable section, baffle 403 is made to be in a suitable position, which is before numerically-controlled machine tool hits knife
Limiting safe position locating for first pedestal 700 will hit knife when the first pedestal 700 is moved through this position.Work as number
Control lathe breaks down, when the first pedestal 700 collides baffle 403,404 stress of pressure inductor of baffle 403, and pressure
Inductor 404 issues the signal to stop working to driving motor 302 to 201 feedback signal of control unit, control unit 201；It is slow
Buffer function can be played by rushing elastic component, when the first pedestal 700 being avoided to contact with baffle 403, by the resistance of rigidity, prevent silk
The screw thread of bar 301 is impaired, influences transmission accuracy；It is single close to inductor 405 to control when the first pedestal 700 is close to baffle 403
First 201 feedback signals, control unit 201 issue the signal of decelerating operation to driving motor 302, reduce the first pedestal to greatest extent
700 mobile inertia can be convenient and control the first pedestal 700 when the first pedestal 700 collides with baffle 403.
Further, snubber elastomeric part can be cushion pad or spring 408, the spring of the preferred vertical bar shaped of the present embodiment
408, the configuration quantity of spring 408 is two；The side that baffle 403 closes on the second pedestal 401 is plugged there are two the second guide rod, and
It is fixed on baffle 403 by the second guide rod of key screw, two the second guide rods are symmetrically positioned in the two sides of the first guide rod 500.Second
Pedestal 401 is equipped with the guide hole for cooperating with the second guide rod；Second guide rod passes through spring 408 far from the end of baffle 403 and prolongs
It extends in guide hole.Preferable buffering effect, and manufacturing cost bottom can be played as bolster using spring 408, are easy dress
Match.
Further, the second pedestal 401 is equipped with the adjustment component for adjusting 408 rate of tension of spring, adjusts component packet
Cross bar 407, vertical bar 406, push plate 402 are included, push plate 402 is located between baffle 403 and the second pedestal 401, push plate 402 and baffle
403 is parallel, and baffle 403 and push plate 402 are iron and steel material quality, and the side for being fixed on push plate 402 is respectively welded in the both ends of spring 408
Face, baffle 403 side；The end of second guide rod is flexibly connected through push plate 402, with push plate 402, and being located at for the second guide rod is led
End in hole is in expansion shape, and guide hole inner cavity aperture is greater than the port aperture of guide hole, and the second guide rod is located at the end in guide hole
Area is greater than the area of guide hole port, and such structure can allow the end of the second guide rod to be held in guide hole, specifically, Ke Yi
Weld an iron block in the end of second guide rod；Cross bar 407 is arranged two, and two cross bars 407 arrange along the vertical direction, two cross bars
407 are symmetrically positioned in the two sides of the first guide rod 500, and 407 vertical push plate 402 of cross bar, one end of cross bar 407 is arranged in the second pedestal
It is threadedly coupled in 401, with the second pedestal 401, the other end of cross bar 407 is extended to outside the second pedestal 401, supported together in push plate 402
Side；406 vertical cross-bar 407 of vertical bar, one end of vertical bar 406 is arranged in the second pedestal 401 and 401 screw thread of the second pedestal
Downlink connection, the other end of vertical bar 406 extend to outside the second pedestal 401；One end that vertical bar 406 is located at outside the second pedestal 401 is equipped with
Nut；It is sequentially connected by way of worm and gear between vertical bar 406 and two cross bars 407, when work, by rotating vertical bar 406,
To drive 407 transverse shifting of cross bar, the distance between push plate 402 and baffle 403, and then the rebound of adjustment spring 408 are adjusted
Ability, this can be convenient the induction sensitivity of control pressure sensor.
Further, the second pedestal 401 is equipped with positioning screw 600, spiral shell between positioning screw 600 and the second pedestal 401
Line connection, the length direction for being screwed into vertical first guide rod 500 in direction of positioning screw 600, the circumference side of the first guide rod 500 is opened
Equipped with the hole location for cooperating with the inner end of positioning screw 600, when needs are located in the second pedestal 401 on first guide rod 500
When face, positioning screw 600 need to only be backed out, be entrenched in the lower end of positioning screw 600 in the hole location of first guide rod 500,
When needing mobile first pedestal 700, positioning screw 600 is twisted, i.e., removable first pedestal 700.Such structure can be with
Facilitate the installation site of selection bumper assembly.
Further, control unit 201 is PLC controller, and use cost bottom, control effect is good.
The above content is combine specific embodiment further detailed description of the utility model, and it cannot be said that
The specific implementation of the utility model is only limited to these instructions.For the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made.
Claims (5)
1. a kind of anticollision knife system of CNC milling machine, which is characterized in that include milling machine base (100), two columns (200),
First guide rod (500), screw rod (301) component, two bumper assemblies, mill cutter assemblies, a control unit (201)；The column
(200) it is fixedly arranged on the upper side of the milling machine base (100), it is described vertical that described control unit (201) is fixed at one of them
On column (200)；The end of first guide rod (500) is fixedly connected with the column (200), and the mill cutter assemblies include
One pedestal (700), first guide rod (500) are matched through first pedestal (700), with first pedestal (700) sliding
It closes；Screw rod (301) component include screw rod (301), for drive the screw rod (301) rotate driving motor (302),
The driving motor (302) is fixedly arranged on the column (200), the shaft of the driving motor (302) and the screw rod (301)
Between be drivingly connected by worm and gear mode；The length of the length direction of the screw rod (301) and first guide rod (500)
Direction is parallel, and the end and the column (200) of the screw rod (301) are rotatablely connected, and the screw rod (301) runs through described first
Pedestal (700) is threadedly coupled with first pedestal (700)；Two bumper assemblies are located at first guide rod (500)
Both ends, the bumper assembly includes the second pedestal (401), baffle (403), snubber elastomeric part, snubber elastomeric part position
Between first pedestal (700) and the baffle (403), the elastic telescopic direction and described first of the snubber elastomeric part
The length direction of guide rod (500) is parallel；The baffle (403) is vertical with the first guide rod (500), first guide rod
(500) run through second pedestal (401), the baffle (403), the baffle (403) is located at second pedestal (401) and faces
The side of nearly first pedestal (700), second pedestal (401) are fixedly connected with first guide rod (500), the gear
Plate (403) is flexibly connected with first guide rod (500)；The side that the baffle (403) closes on first pedestal (700) is set
Have pressure inductor (404), the upper side of the baffle (403) is equipped with close to inductor (405), the pressure inductor
(404), described to be controlled close to inductor (405), the driving motor (302) by described control unit (201).
2. anticollision knife system as described in claim 1, which is characterized in that the snubber elastomeric part is spring (408), the bullet
The configuration quantity of spring (408) is two；The side that the baffle (403) closes on second pedestal (401) is set there are two second
Guide rod, second pedestal (401) are equipped with the guide hole for cooperating with second guide rod；Second guide rod is far from described
The end of baffle (403) passes through the spring (408) and extends in the guide hole.
3. anticollision knife system as claimed in claim 2, which is characterized in that second pedestal (401) is equipped with for adjusting
The adjustment component of spring (408) rate of tension, the adjustment component include cross bar (407), vertical bar (406), push plate (402),
The push plate (402) is between the baffle (403) and second pedestal (401), the push plate (402) and the baffle
(403) in parallel, the both ends of the spring (408) are individually fixed in the side of the side of the push plate (402), the baffle (403)
Face；The end of second guide rod is flexibly connected through the push plate (402), with the push plate (402), second guide rod
In expansion shape, guide hole inner cavity aperture is greater than the port aperture of the guide hole for end in the guide hole, and described second
The area that guide rod is located at the end in the guide hole is greater than the area of the guide hole port；It is pushed away described in the cross bar (407) is vertical
Plate (402), one end of the cross bar (407) is arranged in second pedestal (401) and the second pedestal (401) screw thread
Connection, the other end of the cross bar (407) extend to second pedestal (401) outside, support together in the push plate (402) side
Face；The vertical cross bar (407) of the vertical bar (406), one end of the vertical bar (406) is arranged in second pedestal (401)
It is interior, be threadedly coupled with second pedestal (401), the other end of the vertical bar (406) extends to second pedestal (401)
Outside；The vertical bar (406) is located at the one end of second pedestal (401) outside equipped with nut；The vertical bar (406) and the cross bar
(407) it is sequentially connected by way of worm and gear between.
4. anticollision knife system as described in claim 1, which is characterized in that second pedestal (401) is equipped with positioning screw
(600), the positioning screw (600) is threadedly coupled with second pedestal (401), the side of being screwed into of the positioning screw (600)
To the length direction of vertical first guide rod (500), the circumference side of first guide rod (500) offer for it is described
The hole location of the inner end cooperation of positioning screw (600).
5. anticollision knife system as described in claim 1, which is characterized in that described control unit (201) is PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019004.4U CN208514183U (en) | 2018-06-29 | 2018-06-29 | A kind of anticollision knife system of CNC milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019004.4U CN208514183U (en) | 2018-06-29 | 2018-06-29 | A kind of anticollision knife system of CNC milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208514183U true CN208514183U (en) | 2019-02-19 |
Family
ID=65337789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821019004.4U Expired - Fee Related CN208514183U (en) | 2018-06-29 | 2018-06-29 | A kind of anticollision knife system of CNC milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208514183U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950144A (en) * | 2019-12-24 | 2020-04-03 | 天津市旭辉恒远塑料包装股份有限公司 | A stretch cloth device for cloth folder |
| CN111571381A (en) * | 2020-06-30 | 2020-08-25 | 周书全 | Anticollision sword numerical control lathe |
| CN112405103A (en) * | 2020-11-19 | 2021-02-26 | 宁波启航船业有限公司 | Device for intelligently manufacturing cutter clamping automatic protection main shaft cutter of cutting machine tool |
-
2018
- 2018-06-29 CN CN201821019004.4U patent/CN208514183U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950144A (en) * | 2019-12-24 | 2020-04-03 | 天津市旭辉恒远塑料包装股份有限公司 | A stretch cloth device for cloth folder |
| CN111571381A (en) * | 2020-06-30 | 2020-08-25 | 周书全 | Anticollision sword numerical control lathe |
| CN112405103A (en) * | 2020-11-19 | 2021-02-26 | 宁波启航船业有限公司 | Device for intelligently manufacturing cutter clamping automatic protection main shaft cutter of cutting machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20210629 |