CN104195611A - Novel continuous bar material chromium plating production line - Google Patents
Novel continuous bar material chromium plating production line Download PDFInfo
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- CN104195611A CN104195611A CN201410400797.4A CN201410400797A CN104195611A CN 104195611 A CN104195611 A CN 104195611A CN 201410400797 A CN201410400797 A CN 201410400797A CN 104195611 A CN104195611 A CN 104195611A
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- chromium plating
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Abstract
The invention discloses a novel continuous bar material chromium plating production line. The novel continuous bar material chromium plating production line comprises an automatic feeding device, an automatic blanking device, a rack as well as an initiative driving device and a passive driving device which are arranged on the rack, wherein the initiative driving device is composed of two roller ways arranged in parallel, each roller way is composed of a plurality of driving shafts provided with an initiative driving roller, the passive driving device is composed of passive driving rollers which are arranged above the roller ways at intervals along the direction of the roller ways, included angles are formed between the passive driving rollers and the initiative driving rollers in a vertical plane and gradually reduced along the conveying direction of a bar material, the roller ways in the automatic feeding device and the automatic blanking device are correspondingly connected to form a bar material conveying roller way; a first cathode device, an activation device, a chromium plating bath and a second cathode device are sequentially arranged along the conveying direction of the conveying roller way from left to right.
Description
Technical field
The invention belongs to chromium plating technical field, relate in particular to the continuous chromium plating production line of a kind of novel bar.
Background technology
Plating is a kind of surface processing technique, due to the premium properties of chromium coating self and the general character of electrodeposited chromium and other plating and himself exclusive characteristic, therefore electrodeposited chromium occupies extremely important status in electroplating industry, and is listed in one of three large platings.
Existing chrome plating equipment is various informative, and chrome-plated workpieces is ever-changing especially.Wherein bar chromium plating production line is normally comprised of the e Foerderanlage connecting successively, washing unit, cathode assembly, activating apparatus and plating tank.E Foerderanlage is used for the conveying of bar and lift adjustment, and cleaning and activating apparatus, for the surface treatment of bar, are provided with plating solution, anode assembly etc. in chrome-plating bath.Bar, under the effect of e Foerderanlage, when the chrome-plating bath, is realized the chrome-plating process on self surface by cathode assembly, bar, plating solution, the formed closing current of anode assembly loop.But there is following defect in this existing chromium plating production line:
(1) because bar is on e Foerderanlage in operational process, anode assembly medullary ray in its medullary ray and chrome-plating bath is not conventionally on same straight line, this just causes bar surface current density skewness in chrome-plating process, after causing chromium plating to complete thickness of coating have thick have thin, inhomogeneous, had a strong impact on the quality of coating of bar; In addition the bending that bar produces in processing and transport process, causes bar self to have certain sinuousness, thereby has further aggravated the quality of coating defect of mandrel surface;
(2) defect that bar exists during due to the running roller material of self sinuousness, e Foerderanlage and running roller altitude mixture control in operational process, the tractive force that causes bar to obtain when by different running roller there are differences, thereby the bar connecting portion in operational process that causes head and the tail to connect is easily loosening, cause this position resistance to increase very easily producing fever phenomenon and when by cathode assembly, conduct electricity bad, thereby affect workpiece surface quality of coating.
(3) conventional bar chromium plating production line is in chrome-plating process, for realize continuous electroplating and electric current continue provide, need special tooling that plug is coupled together from beginning to end.So very easily cause, because connecting portion connects insecure other chromium plating defects that cause, not only having affected quality of coating, and having greatly reduced equipment productivity, also increased chromium plating cost and staff's labour intensity simultaneously.
Summary of the invention
In order to solve problems of the prior art, the object of this invention is to provide the continuous chromium plating production line of a kind of novel bar, can greatly promote the quality of coating on bar surface, and operation of equipment is simple, level of automation is high, production cost is lower.
In order to realize foregoing invention object, the present invention adopts technical scheme as described below:
The continuous chromium plating production line of a kind of novel bar, comprise automatic charging device, the first cathode assembly, activating apparatus, chrome-plating bath, the second cathode assembly and automatic blanking device, automatic charging device and automatic blanking device comprise active driving device and the passive matrix device on frame and installation frame, active driving device is comprised of two roller-ways that be arranged in parallel, every roller-way is to be all composed in series by the drive shaft that active drive roller is installed on several its, described passive matrix device is comprised of the passive matrix roller that is arranged in roller-way top along roller-way direction interval, passive matrix roller and active drive roller are formed with angle in perpendicular, and this angle reduces successively along the throughput direction of bar, described automatic charging device is connected the rear rollgang that forms bar with the roller-way correspondence in automatic blanking device, the first described cathode assembly, activating apparatus, chrome-plating bath and the second cathode assembly configure along the throughput direction of rollgang from left to right successively.
Further, on described automatic charging device and automatic blanking device, be all connected with for driving the variable frequency reducer motor of drive shaft turns.
Further, described the first cathode assembly with in the second cathode assembly, be equipped with for contacting the brush member of bar.
Owing to adopting technique scheme, the present invention has following superiority:
(1) need not more all bars be linked together from beginning to end by special tooling, but adopt the angle of adjusting between active drive roller and passive matrix roller, make the original speed of bar when entering roller-way larger, thereby guarantee bar in the process of walking, speed is below greater than speed above, realization bar below has a thrust forward all the time to bar above, thereby has guaranteed that bar does not disconnect in the process of walking;
(2) when the effect by active drive roller and passive matrix roller moves bar on roller-way, all the time in rotating state, even if bar medullary ray and chrome-plating bath inner anode device medullary ray be not on same straight line like this, but because bar self rotation is advanced, so plug any point, surface relative position in anode assembly when operation is impartial, thereby makes the thickness of coating uniformity on bar surface;
(3) the first described cathode assembly and the second cathode assembly adopt brush power supply, and cathode assembly is fixed, and bar by contacting power supply, needs only contact with brush, just can not power-off.Cathode assembly is simple in structure, convenient operation, and cost is lower.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of automatic charging device in Fig. 1;
Fig. 3 is the structural representation of the first cathode assembly or the second cathode assembly in Fig. 1;
In figure: 1-automatic charging device; 2-variable frequency reducer motor; 3-the first cathode assembly; 4-activating apparatus; 5-chrome-plating bath; 6-the second cathode assembly; 7-automatic blanking device; 8-active drive roller; 9-passive matrix roller; 10-brush member; 11-bar.
Embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail.
As Fig. 1, shown in 2, the continuous chromium plating production line of a kind of novel bar, comprise automatic charging device 1, the first cathode assembly 3, activating apparatus 4, chrome-plating bath 5, the second cathode assembly 6 and automatic blanking device 7, automatic charging device 1 and automatic blanking device 7 comprise active driving device and the passive matrix device on frame and installation frame, active driving device is comprised of two roller-ways that be arranged in parallel, every roller-way is to be all composed in series by the drive shaft that active drive roller 8 is installed on several its, described passive matrix device is comprised of the passive matrix roller 9 that is arranged in roller-way top along roller-way direction interval, passive matrix roller 9 is formed with angle with active drive roller 8 in perpendicular, and this angle reduces successively along the throughput direction of bar, described automatic charging device 1 is connected the rear rollgang that forms bar 11 with the roller-way correspondence in automatic blanking device 7, the first described cathode assembly 3, activating apparatus 4, chrome-plating bath 5 and the second cathode assembly 6 configure along the throughput direction of rollgang from left to right successively.
On described automatic charging device 1 and automatic blanking device 7, be all connected with for driving the variable frequency reducer motor 2 of drive shaft turns, by driving drive shaft turns, and then drive the active drive roller 8 being arranged on drive shaft to rotate.
Described the first cathode assembly 3 with in the second cathode assembly 6, be equipped with for contacting the brush member 10 of bar.
Cathode assembly in the present invention adopts brush member contact bar so that it is powered, and cathode assembly is fixed, and bar and brush are abutted against and touch power supply, as long as contact, and just can not power-off; And in cathode assembly, also comprise for adjusting the setting device of brush member, according to diameter of mandrel size and rate of advance, can adjust arbitrarily brush member, simple in structure, convenient operation, greatly reduces the production cost of equipment.
The principle of work of described automatic charging device, automatic blanking device is: bar is placed between two roller-ways, bar contacts with passive matrix roller with active drive roller simultaneously, under the rotation of active drive roller, drive bar to rotate, bar can drive passive matrix roller to rotate when rotating, and owing to being formed with angle between active drive roller and passive matrix roller, make passive matrix roller and bar axis also be formed with angle, therefore, passive matrix roller is in the process of rotation, bar is produced to a thrust forward, thereby bar is travelled forward when rotating.
The chrome-plating process of this novel bar chromium plating production line is: bar enters between two roller-ways on rollgang through automatic charging device, because roller-way is in rotary state, under the effect of active drive roller and passive matrix roller, carry out the rotation of self and advancing forward, and the gait of march of bar depends on the size of rotating speed and active drive roller and the passive matrix roll axis angle of variable-frequency motor simultaneously.First bar enters in the brush member of first cathode assembly, by brush, bar is powered, during anode assembly in bar enters chrome-plating bath, by cathode assembly, bar, plating solution, anode assembly, formed the loop line of an electric current, under electrochemical action, mandrel surface forms coating gradually; When bar front end enters in the brush member of second cathode assembly, by first and second cathode assembly, to bar, powered; When bar tail end departs from the first cathode assembly, the second cathode assembly is powered to bar.So just making current circuit in electroplating process is continuous all the time, thereby realizes the continuous chromium plating of bar.
The present invention compares with existing chromium plating technology:
(1) need not more all bars be linked together from beginning to end by special tooling, but adopt the angle of adjusting between active drive roller and passive matrix roller, make the original speed of plug when entering roller-way larger, thereby guaranteed that bar in the process of walking, speed is below greater than speed above, realization bar below has a thrust forward all the time to plug above, thereby has guaranteed that plug does not disconnect in the process of walking.
(2) when the effect by active drive roller and passive matrix roller moves bar on roller-way, all the time in rotating state, even if the anode assembly medullary ray in bar medullary ray and chrome-plating bath is not on same straight line like this, but because bar self rotation is advanced, so bar any point, surface relative position in anode assembly when operation is impartial, thereby make the thickness of coating uniformity on bar surface, thoroughly solved the defect of thickness of coating inequality.
(3) cathode assembly in the present invention adopts brush member contact bar so that it is powered, and cathode assembly is fixed, and bar and brush are abutted against and touch power supply, as long as contact, and just can not power-off; And in cathode assembly, also comprise for adjusting the setting device of brush member, according to diameter of mandrel size and rate of advance, can adjust arbitrarily brush member, simple in structure, convenient operation, greatly reduces the production cost of equipment.
In addition, in activating apparatus in the present invention, be provided with burnishing device and chromium plating activator, by burnishing device, rub bar for removing the oxide film etc. on top layer, then by chromium plating activator, activation treatment is carried out in bar surface, further improved follow-up bar chromium plating quality.
Claims (3)
1. the continuous chromium plating production line of novel bar, comprise automatic charging device (1), the first cathode assembly (3), activating apparatus (4), chrome-plating bath (5), the second cathode assembly (6) and automatic blanking device (7), it is characterized in that: automatic charging device and automatic blanking device comprise active driving device and the passive matrix device on frame and installation frame, active driving device is comprised of two roller-ways that be arranged in parallel, every roller-way is to be all composed in series by the drive shaft that active drive roller (8) is installed on several its, described passive matrix device is comprised of the passive matrix roller (9) that is arranged in roller-way top along roller-way direction interval, passive matrix roller and active drive roller are formed with angle in perpendicular, and this angle reduces successively along the throughput direction of bar, described automatic charging device is connected the rear rollgang that forms bar (11) with the roller-way correspondence in automatic blanking device, described the first cathode assembly (3), activating apparatus (4), chrome-plating bath (5) and the second cathode assembly (6) configure along the throughput direction of rollgang from left to right successively.
2. the continuous chromium plating production line of novel bar according to claim 1, is characterized in that: on described automatic charging device (1) and automatic blanking device (7), be all connected with the variable frequency reducer motor (2) for driving drive shaft turns.
3. the continuous chromium plating production line of novel bar according to claim 1, is characterized in that: described the first cathode assembly (3) with in the second cathode assembly (6), be equipped with for contacting the brush member (10) of bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410400797.4A CN104195611B (en) | 2014-08-15 | 2014-08-15 | A kind of bar continuous chromium plating production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410400797.4A CN104195611B (en) | 2014-08-15 | 2014-08-15 | A kind of bar continuous chromium plating production line |
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| CN104195611A true CN104195611A (en) | 2014-12-10 |
| CN104195611B CN104195611B (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410400797.4A Active CN104195611B (en) | 2014-08-15 | 2014-08-15 | A kind of bar continuous chromium plating production line |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369313A (en) * | 2014-08-26 | 2016-03-02 | 洛阳弘洋机械有限公司 | Powering-up device for continuous chromium plating production line |
| CN107336128A (en) * | 2017-08-28 | 2017-11-10 | 浙江晋椿五金配件有限公司 | A kind of grinder passes in and out bin |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419194A (en) * | 1981-05-20 | 1983-12-06 | Brevetti Elettrogalvanici Superfiniture S.R.L. | Method and apparatus for continuously chromium-plating |
| CN1056134A (en) * | 1991-03-26 | 1991-11-13 | 中国石油天然气总公司第二石油机械厂 | Continuous chromium plating for super long shaft and equipment |
| WO2005026415A1 (en) * | 2003-09-12 | 2005-03-24 | Atotech Deutschland Gmbh | Device and method for electrolytically treating electrically insulated structures |
| CN102317509A (en) * | 2009-05-05 | 2012-01-11 | 电镀创新有限公司 | Continuous electrolytic surface finishing of bars |
| CN203199520U (en) * | 2013-03-26 | 2013-09-18 | 安徽省华久管业有限公司 | Adjustable conveyer |
| CN204058620U (en) * | 2014-08-15 | 2014-12-31 | 洛阳弘洋机械有限公司 | The continuous chromium plating production line of a kind of novel bar |
-
2014
- 2014-08-15 CN CN201410400797.4A patent/CN104195611B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419194A (en) * | 1981-05-20 | 1983-12-06 | Brevetti Elettrogalvanici Superfiniture S.R.L. | Method and apparatus for continuously chromium-plating |
| CN1056134A (en) * | 1991-03-26 | 1991-11-13 | 中国石油天然气总公司第二石油机械厂 | Continuous chromium plating for super long shaft and equipment |
| WO2005026415A1 (en) * | 2003-09-12 | 2005-03-24 | Atotech Deutschland Gmbh | Device and method for electrolytically treating electrically insulated structures |
| CN102317509A (en) * | 2009-05-05 | 2012-01-11 | 电镀创新有限公司 | Continuous electrolytic surface finishing of bars |
| CN203199520U (en) * | 2013-03-26 | 2013-09-18 | 安徽省华久管业有限公司 | Adjustable conveyer |
| CN204058620U (en) * | 2014-08-15 | 2014-12-31 | 洛阳弘洋机械有限公司 | The continuous chromium plating production line of a kind of novel bar |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369313A (en) * | 2014-08-26 | 2016-03-02 | 洛阳弘洋机械有限公司 | Powering-up device for continuous chromium plating production line |
| CN107336128A (en) * | 2017-08-28 | 2017-11-10 | 浙江晋椿五金配件有限公司 | A kind of grinder passes in and out bin |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104195611B (en) | 2016-09-14 |
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