CN110001068A - A kind of dropproof control device of Z axis of planer-type three-dimensional printer - Google Patents
A kind of dropproof control device of Z axis of planer-type three-dimensional printer Download PDFInfo
- Publication number
- CN110001068A CN110001068A CN201910360921.1A CN201910360921A CN110001068A CN 110001068 A CN110001068 A CN 110001068A CN 201910360921 A CN201910360921 A CN 201910360921A CN 110001068 A CN110001068 A CN 110001068A
- Authority
- CN
- China
- Prior art keywords
- power supply
- planer
- type
- axis
- dimensional printer
- 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
- 230000005611 electricity Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000013268 sustained release Methods 0.000 description 1
- 239000012730 sustained-release form Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Stopping Of Electric Motors (AREA)
Abstract
The present invention provides a kind of dropproof control devices of Z axis of planer-type three-dimensional printer, Switching Power Supply is by external power supply power access circuit module, it is divided into three tunnels, the first via is electrode brake power supply by a relay, and the second tunnel is powered by the Z axis motor that a unilateal conduction device is planer-type three-dimensional printer；Third road is divided into two-way after a unilateal conduction device, connects battery all the way, another way after another relay and a unilateal conduction device for Z axis motor by powering；The delay power-on time of the relay is greater than the delay contracting of Z axis motor power-off, the self-locking delay powered on also greater than Z axis motor.The present invention keeps the stable state of Z axis crossbeam when can be switched in planer-type three-dimensional printer, shut down and have a power failure suddenly, avoid damage printed product and printer.
Description
Technical field
The invention belongs to Advanced Control Techniques fields, are related to a kind of dropproof control device.
Background technique
Gantry type frame structure is widely used in medium-sized and large-scale three dimensional printer design.In this structure, printing
Head is mounted on the belt transmission module of crossbeam, and entire Z axis module contains print head, crossbeam, mould group, X to motor and attachment etc., always
Weight is in 6Kg or so.In traditional structural design, the running safety of equipment, smooth motion, precision etc. is also comprehensively considered and have wanted
Element, therefore when selecting Z-direction motor, using the motor of strap brake function, the purpose is to realize that device powers down is shut down same
When, brake locking machine shaft prevents Z axis crossbeam from falling, when being powered, after brake brake lining discharges shaft, while motor powers on
It is self-locking, only to driving signal when motor can just rotate freely.
But in practical application, for brake system in shutdown transient, holding brake action has the delay phenomenon of short time, cannot be timely
Locking machine shaft, crossbeam can decline certain altitude under Gravitative Loads.Similarly, when booting, equipment by access alternating current switch
Power supply power supply, Z axis electrical power at this time, and keep self-locking state, but actually motor from powering on to the self-locking delay for having 0.1s,
And the moment that is powered, brake release machine shaft equally also can to cause shaft in 0.1s in free state release conditions
Cause crossbeam to decline certain altitude, gently then leads to part rejection, it is heavy then lead to equipment platform and print head damage.Therefore it is designing
It should guarantee the normal operation of equipment under energized state when safety approach, guarantee that crossbeam is not when equipment is powered off or shut down suddenly again
Decline, the relevant report to solve the above problems not yet both at home and abroad at present.
Summary of the invention
For overcome the deficiencies in the prior art, it is dropproof to provide a kind of Z axis for planer-type three-dimensional printer by the present invention
Control device can satisfy the safe operation requirement of planer-type three-dimensional printer, part caused by preventing crossbeam from falling or equipment
Damage guarantees product printout rate.
The technical solution adopted by the present invention to solve the technical problems is: a kind of Z axis of planer-type three-dimensional printer is anti-to fall
Fall control device, including Switching Power Supply, battery and circuit module；The circuit module includes two relays.
The Switching Power Supply opens external power supply power access circuit module, Switching Power Supply with planer-type three-dimensional printer
Machine and connect, with planer-type three-dimensional printer shutdown and external power supply power outage and close；The external power supply power supply connects
It is divided into three tunnels after entering circuit module, wherein the first via is electrode brake power supply by a relay, and the second tunnel passes through a list
It powers to the Z axis motor that conductive devices are planer-type three-dimensional printer；Third road is divided into two after a unilateal conduction device
Road connects battery all the way, and another way after another relay and a unilateal conduction device for Z axis motor by powering；Institute
The delay power-on time for stating relay is greater than the delay contracting of Z axis motor power-off, the self-locking delay powered on also greater than Z axis motor.
A voltage reduction module and a unilateal conduction are passed through in third road after the external power supply power access circuit module
It is divided into two-way after device.
The unilateal conduction device selects diode.
The beneficial effects of the present invention are:
1) dropproof control device disclosed by the invention can make up on conventional motors brake power-off band-type brake delay and motor
The self-locking delay bring technical problem of electricity, realization planer-type three-dimensional printer is in booting, shutdown and power failure suddenly, Z axis crossbeam
Stable state is kept, Z axis caused by having a power failure due to switching on and shutting down and suddenly is avoided to decline, and causes the damage etc. of printout and platform
Problem.
2) circuit module portion in the present invention, is the Key Controlling Circuit of dropproof control device disclosed by the invention,
Nanosecond switching is powered between circuit can be achieved, and control precision is high, no security risk.
3) general safety of the present invention is reliable, at low cost, with the equipment same service life, can be used not only for planer-type 3 D-printing
Machine can also equally be applied to elevator safety protection, the big machineries such as gantry crane, purlin are hung, have very much practical promotion price
Value and social application prospect.
Detailed description of the invention
Fig. 1 is the principle of the present invention schematic diagram.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and the present invention includes but are not limited to following implementations
Example.
As shown in Figure 1, dropproof control device provided by the invention includes Switching Power Supply, battery, circuit module, can lead to
The mutually coordinated work of Switching Power Supply, battery, circuit module is crossed, realizes three-dimensional printer in booting moment, motor brake energy
Sustained release brake brake lining avoids motor from powering on self-locking delay bring Z axis crossbeam decline problem；Shutdown transient motor is by battery
Short time continues to power, and brake block is avoided to postpone the decline problem of Z axis caused by band-type brake；To guarantee that planer-type three-dimensional printer exists
When booting, shutdown and power failure suddenly, Z axis crossbeam is able to maintain stable state, Z caused by effectivelying prevent switching on and shutting down and having a power failure suddenly
Axis decline, avoids damage printed product and printer.
Wherein, Switching Power Supply is the power supply of equipment, is connected with booting, stops supplying with shutdown and mains failure
Electricity.
Wherein, voltage reduction module is a kind of device that input terminal 36V high voltage is converted to 25V low-voltage, may be implemented to set
When standby normal power supply, charging voltage is provided for battery.
Wherein, circuit module be the dropproof control device of Z axis Key Controlling Circuit, it can be achieved that: 1) equipment normal power supply
When, circuit 1,2,4 (forward direction) conducting in Fig. 1 ends circuit 3, Z motor simultaneously because diode reversely ends in circuit 3
It is powered by circuit 2.2) shutdown or when mains failure, circuit 1 is ended, motor brake band-type brake after 1s postpones, and circuit 4 is non-delay anti-
To conducting, and in circuit 3, diode is with the automatic forward conduction of nanosecond step velocity, the reversed cut-off function of diode in coincidence circuit 2
It can make the loop cutoff, disconnect Z axis motor automatically by storage battery power supply (circuit 3 as shown in figure 1), and after the 2s that is delayed.
Wherein, battery be can charge and discharge lithium battery group, device powers down moment (containing normal shutdown power off), by upper
The circuit module and delay supply relay stated, are embodied as Z axis motor and provide delay power supply (circuit 3 as shown in figure 1)；When energization,
By voltage reduction module charging voltage can be provided for battery.
The delay supply relay is time-controlling arrangement, it can be achieved that when powering off, and passes through voltage reduction module and battery
2s delay power supply is provided for equipment, is automatically powered off after 2s.
The delay cut-off relay is time-controlling arrangement, it can be achieved that when equipment is powered, and is Z by Switching Power Supply
Spindle motor brake provides 2s delay power supply.
Following control process can be achieved in the present invention:
1) after being switched on, equipment is powered by the Switching Power Supply of access alternating current, at this time Z axis electrical power, but has the delay of 0.1s；
Meanwhile power supply is powered to brake, by the supply relay that is delayed, realizes the delay 2s power supply of booting moment motor brake, in turn
Release brake brake lining, discharges machine shaft (motor has been realized self-locking at this time), to guarantee that equipment operates normally.
2) when powering off, battery (powers off) in device powers down moment containing normal shutdown, disconnected by the delay in circuit module
Electrical relay provides delay power supply for Z axis motor, and disconnects after maintaining 2s, when realizing brake power-off but non-locking machine shaft
(1s in realize holding brake action) makes motor still in self-locking state, after 2s delay, Z axis machine shaft by brake locking,
Prevent Z axis from declining.
Above-mentioned apparatus is at low cost, and control precision reaches nanosecond, and with the equipment same service life, fundamentally solve planer-type
Z axis crossbeam of the three-dimensional printer in booting, shutdown and power failure suddenly declines problem, avoids printout peace resulting from
The problems such as damage of platform.
Claims (3)
1. a kind of dropproof control device of Z axis of planer-type three-dimensional printer, including Switching Power Supply, battery and circuit module；
The circuit module includes two relays, it is characterised in that: the Switching Power Supply is by external power supply power access circuit
Module, Switching Power Supply are switched on planer-type three-dimensional printer and are connected, with the shutdown of planer-type three-dimensional printer and external power supply electricity
Source has a power failure and closes；It is divided into three tunnels after the external power supply power access circuit module, wherein the first via passes through a relay
Device is electrode brake power supply, and the second tunnel is powered by the Z axis motor that a unilateal conduction device is planer-type three-dimensional printer；The
Three tunnels are divided into two-way after a unilateal conduction device, connect battery all the way, and another way passes through another relay and one
It powers after a unilateal conduction device for Z axis motor；The band-type brake that the delay power-on time of the relay is greater than the power-off of Z axis motor prolongs
When, the self-locking delay that is powered on also greater than Z axis motor.
2. the dropproof control device of Z axis of planer-type three-dimensional printer according to claim 1, it is characterised in that: described
External power supply power access circuit module after third road be divided into two after a voltage reduction module and a unilateal conduction device
Road.
3. the dropproof control device of Z axis of planer-type three-dimensional printer according to claim 1, it is characterised in that: described
Unilateal conduction device select diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360921.1A CN110001068A (en) | 2019-04-30 | 2019-04-30 | A kind of dropproof control device of Z axis of planer-type three-dimensional printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360921.1A CN110001068A (en) | 2019-04-30 | 2019-04-30 | A kind of dropproof control device of Z axis of planer-type three-dimensional printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110001068A true CN110001068A (en) | 2019-07-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910360921.1A Pending CN110001068A (en) | 2019-04-30 | 2019-04-30 | A kind of dropproof control device of Z axis of planer-type three-dimensional printer |
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| Country | Link |
|---|---|
| CN (1) | CN110001068A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022110486A1 (en) * | 2020-11-30 | 2022-06-02 | 深圳市创想三维科技有限公司 | Automatic holding apparatus for powering off of printing platform and 3d printing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05204429A (en) * | 1992-01-27 | 1993-08-13 | Okuma Mach Works Ltd | Numerical controller |
| JPH07104811A (en) * | 1993-09-30 | 1995-04-21 | Toyoda Mach Works Ltd | Device for starting/stopping robot |
| JP2003175432A (en) * | 2001-12-07 | 2003-06-24 | Japan Control Engineering Co Ltd | Brake device for machine tool |
| JP2004009168A (en) * | 2002-06-04 | 2004-01-15 | Toshiba Mach Co Ltd | Control device and mechanical device system |
| CN205085731U (en) * | 2015-10-26 | 2016-03-16 | 福建省嘉泰数控机械有限公司 | Lathe gravity shaft protection device that cuts off power supply unusually |
| CN209971572U (en) * | 2019-04-30 | 2020-01-21 | 西安瑞特三维科技有限公司 | Z-axis anti-falling control device of gantry type three-dimensional printer |
-
2019
- 2019-04-30 CN CN201910360921.1A patent/CN110001068A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05204429A (en) * | 1992-01-27 | 1993-08-13 | Okuma Mach Works Ltd | Numerical controller |
| JPH07104811A (en) * | 1993-09-30 | 1995-04-21 | Toyoda Mach Works Ltd | Device for starting/stopping robot |
| JP2003175432A (en) * | 2001-12-07 | 2003-06-24 | Japan Control Engineering Co Ltd | Brake device for machine tool |
| JP2004009168A (en) * | 2002-06-04 | 2004-01-15 | Toshiba Mach Co Ltd | Control device and mechanical device system |
| CN205085731U (en) * | 2015-10-26 | 2016-03-16 | 福建省嘉泰数控机械有限公司 | Lathe gravity shaft protection device that cuts off power supply unusually |
| CN209971572U (en) * | 2019-04-30 | 2020-01-21 | 西安瑞特三维科技有限公司 | Z-axis anti-falling control device of gantry type three-dimensional printer |
Non-Patent Citations (2)
| Title |
|---|
| 杨海波;谭娇;宋楠;李建伟;: "FANUC系统伺服重力轴控制", 金属加工(冷加工), no. 12, pages 79 - 80 * |
| 汤彩萍: "数控机床垂直轴防下落分析与设计", 《机床电器》, pages 1 - 2 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022110486A1 (en) * | 2020-11-30 | 2022-06-02 | 深圳市创想三维科技有限公司 | Automatic holding apparatus for powering off of printing platform and 3d printing device |
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