CN102248589A - Automatic carbon brush forming machine capable of improving uniformity of structures of carbon brushes - Google Patents

Automatic carbon brush forming machine capable of improving uniformity of structures of carbon brushes Download PDF

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Publication number
CN102248589A
CN102248589A CN2010101822170A CN201010182217A CN102248589A CN 102248589 A CN102248589 A CN 102248589A CN 2010101822170 A CN2010101822170 A CN 2010101822170A CN 201010182217 A CN201010182217 A CN 201010182217A CN 102248589 A CN102248589 A CN 102248589A
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CN
China
Prior art keywords
carbon brush
feed box
feed
driving mechanism
mould
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CN2010101822170A
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Chinese (zh)
Inventor
徐道平
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SHANGHAI JUNXIAN PRECISION EQUIPMENT CO Ltd
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SHANGHAI JUNXIAN PRECISION EQUIPMENT CO Ltd
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Priority to CN2010101822170A priority Critical patent/CN102248589A/en
Publication of CN102248589A publication Critical patent/CN102248589A/en
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Abstract

The invention discloses an automatic carbon brush forming machine capable of improving uniformity of structures of carbon brushes, which comprises a control system, a worktable, a feeding system controlled by a control system and a pressing system for pressing carbon brushes; the table top of the worktable has a feed inlet, and a carbon brush mold is arranged below the feed inlet; and a discharging hole is formed below the feed box of the feeding system. The automatic carbon brush forming machine also comprises a stirring mechanism, wherein a stirring part is positioned in the feeding box and is connected with a stirring transmission mechanism through a transmission mechanism; and the transmission mechanism of the feeding box has a shaking function, and the transmission mechanism of the feeding box drives the feeding box to shake at least for 3 times in a primary feeding process. The automatic carbon brush forming machine solves the aroused problems of nonuniform carbon brush structure, instable carbon brush performance and short service life.

Description

Help the uniformly automatic carbon brush make-up machine of carbon brush structure
Technical field
The present invention relates to the carbon brush production equipment, be specifically related to a kind of carbon brush make-up machine.
Background technology
Carbon brush is the device that transmits energy or signal between the standing part of motor, generator or other rotating machineries and the rotating part.It generally is that pure carbon adds coagulating agent and makes, and external form is a different shape, is stuck on the metallic support, and there is spring handle the inside, and it is pressed in the rotating shaft.The brush motor the inside, carbon brush withstands on the phase changer surface, when motor rotates, electric energy is flowed to coil by phase changer.
The main component of carbon brush is a carbon, and it is easy to wear, therefore adopts motor, generator or other rotating machineries of carbon brush to answer periodic maintenance to change, and the cleaning carbon distribution.Because the motor of industrial employing carbon brush, generator or other rotating machinery quantity are huge, so the carbon brush quantity that needs when equipment dispatches from the factory is huge, and because need periodic replacement, so the demand to carbon brush is totally bigger on the market.
There are problems such as production efficiency is lower, product quality is not high, automaticity is low in existing carbon brush production equipment.Good meeting the market requirement.Particularly because the carbon brush structure of being produced (material) is inhomogeneous, cause the carbon brush unstable properties, the problem that service life is short especially needs to solve.
Summary of the invention
The objective of the invention is to, provide and help the uniformly automatic carbon brush make-up machine of carbon brush structure, solve above technical problem.
Technical problem solved by the invention can realize by the following technical solutions:
Help the uniformly automatic carbon brush make-up machine of carbon brush structure, comprise a control system, workbench, and be subjected to the feed system of described control system control, the compact system of compacting carbon brush; Described workbench is provided with up a table top, and described table top is provided with charging aperture, and described charging aperture below is provided with the carbon brush mould; Described feed system comprises the feed box that holds material, and described feed box below is provided with discharging opening, and is positioned on the described table top; Described feed system comprises that also one drives the feed box driving mechanism of feed box translation, also comprise a rabbling mechanism, described rabbling mechanism comprises mixing component, transmission mechanism and stirring actuating unit, described mixing component is positioned at described feed box, and connects described stirring actuating unit by described transmission mechanism;
Described feed box driving mechanism has dither functions, and in feeding process, described feed box driving mechanism drives described feed box shake at least 3 times.
In the work of the present invention, at first adding in feed box and produce the needed material of carbon brush, generally is to add the pure carbon that contains coagulating agent, also can add other auxiliary material.Then by the feed box drive mechanism feed box translation on table top in the described feed system, when feed box moved to discharging opening and described charging aperture position overlapped, the material in the feed box fell in the die cavity of the described carbon brush mould below the described charging aperture.By the described compact system of compacting carbon brush, the material in the described carbon brush mould is exerted pressure, thereby form carbon brush.
Wherein among the present invention, be provided with described rabbling mechanism, the mixing component by described rabbling mechanism stirs the material in the feed box, makes material have good mobility.So that guarantee that material can smooth and easyly fall in the die cavity of described carbon brush mould uniformly when described discharging opening and described charging aperture position overlapped.Because the main component of material is a pure carbon powder, mobile very poor when pure carbon powder is originally experienced gravity effect is so in that not carry out the time that material fully falls in the described carbon brush mould under the condition of stirring long, influenced production efficiency.In addition, in the carbon brush mould, fills evenly because be difficult to guarantee material, and then be difficult to guarantee that the carbon brush structure that manufactures is even, and density is stable with proportion, so very difficult assurance carbon brush quality.Feed box is shaken so that feeding is even by at least 3 times, and material falls in the die cavity of carbon brush mould fully.The present invention has then solved the problems referred to above of existing equipment, has improved production efficiency, and has improved the carbon brush quality.
Described control system adopts a control system based on the PLC system, to improve the stability of system.
Described carbon brush mold bottom is provided with pressure sensor, and described pressure sensor connects described control system, and described control system connection one is used to show the display of pressure.Show pressure by display, so that pressure observation and pressure adjustment, and can observe stability in the process of producing product.
Described mixing component adopts stirrer gear, and described stirrer gear comprises rotating shaft and be arranged on projection in the rotating shaft, and described rotating shaft connects described stirring actuating unit by described transmission mechanism, and described stirring actuating unit is positioned at outside the described feed box.By the projection in the described rotating shaft, stir the material in the feed box.
Described feed box top is provided with the material loading port.The die cavity so that raw material is packed into.
Described feed system comprises that at least two described feed box and at least two covers that are used to hold different materials drive the feed box driving mechanism of feed boxes to described charging aperture place's feeding, and two described feed boxes are connected respectively to two cover feed box driving mechanisms.With the motion of finishing that guarantees that at least two described feed boxes can be relatively independent.The different material of packing at least two described feed boxes is sent into material respectively by at least two described feed boxes then in a described charging aperture, the speciality carbon brush of the material layering that can produce is to adapt to the demand of some particular devices.
The described carbon brush mould of described charging aperture below connects an oscilaltion system, and the lifting executing agency of described oscilaltion system connects described carbon brush mold bottom, the removable connection between described carbon brush mold bottom and described workbench.
By described oscilaltion system, the carbon brush that will generate by compacting is released carbon brush by the mode that described carbon brush mold bottom rises.
Be controlled to be the height of described carbon brush mold bottom and then the thickness of the carbon brush of control manufacturing by described oscilaltion system.
Under situation with two feed boxes, can earlier described carbon brush mold bottom be raised, make the material in one of them feed box fill the die cavity of expiring described carbon brush mould; Then described carbon brush mold bottom is reduced, the die cavity top of described carbon brush mould will produce certain space, fill the die cavity of completely described carbon brush mould then with the material in another feed box once more, will produce the two layers of material that is evenly distributed that constitutes by different materials like this in the die cavity of carbon brush mould.By suppressing the speciality carbon brush of the material layering that can produce, to adapt to the demand of some particular devices.
Described table top is provided with at least two charging apertures, and described charging aperture below is equipped with described carbon brush mould.Also can, below described charging aperture, be provided with described carbon brush mould, described carbon brush mould is provided with at least two die cavitys.Described charging aperture can be more than one.By above-mentioned design, can once generate at least two carbon brush, help enhancing productivity.Preferred 1~8 of the number of described carbon brush mould is so that enhance productivity and guarantee the quality of production.
Described help carbon brush structure uniformly automatically the carbon brush make-up machine also comprise a line ball system, described line ball system comprises that a described line sending mouth of thread depressing mechanism that send of thread depressing mechanism that send of carrying out line sending action and line ball action from top to down is positioned at described charging aperture top.To go between in the top-down insertion carbon brush by described line ball system.
The length controlled of the lead-in wire that described line sending mouth is sent is so that the control lead-in wire inserts the degree of depth in the carbon brush.
Described line ball system also comprises a thread cutting mechanism, described thread cutting mechanism comprises that also one carries out the shear mechanism of shear action, the scissors driving mechanism that a scissors translation mechanism, that drives described shear mechanism translation provides power, described scissors driving mechanism connects described shear mechanism and described scissors translation mechanism respectively, and described control system connects described scissors driving mechanism.
By described control system described scissors driving mechanism is controlled, and then controlled described shear mechanism and described scissors translation mechanism, realize the advance and retreat and the shearing of described shear mechanism.
Described shear mechanism is provided with 1~8 scissors mouth.So that shear 1~8 simultaneously with lead-in wire.
When two blades of described shear mechanism were in open mode, the spacing at two blade middle parts was greater than 3mm.So that amassing, the shearing section is 8mm 2, even thicker lead-in wire.
When two blades of described shear mechanism were in closure state, the spacing at two blade middle parts was less than 0.4mm.So that amassing, the shearing section is 0.5mm 2, even thinner lead-in wire.
Described blade adopts the circular-arc blade of indent, avoiding in shear history lead-in wire being caused the unnecessary stressed of other directions, and then avoids lead-in wire to rock in shear history.
Described feed box driving mechanism, scissors driving mechanism, send thread depressing mechanism all to connect a motor by a transmission mechanism, described feed box driving mechanism, scissors driving mechanism, send thread depressing mechanism to finish synchronously by the gearratio setting of described transmission mechanism, one travelling gear of described transmission mechanism is provided with an encoder, described encoder connects described control system, for described control system provides control data.
Feed box driving mechanism described in the above-mentioned design, scissors driving mechanism, send thread depressing mechanism synchronous precision, working stability.The control data of importing in control system is less, helps system stability.It is inhomogeneous to have solved the carbon brush structure of being produced (material) especially, causes the carbon brush unstable properties, the problem that service life is short.
Description of drawings
Fig. 1 is a part-structure schematic diagram of the present invention;
Fig. 2 is a feed box part-structure schematic diagram;
Fig. 3 is the thread cutting mechanism structural representation.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, further set forth the present invention below in conjunction with concrete diagram.
With reference to Fig. 1, Fig. 2, help carbon brush structure carbon brush make-up machine uniformly automatically, comprise a control system, workbench 1, and the compact system of the feed system of controlled system control, compacting carbon brush.Workbench 1 is provided with up a table top 11.Table top 11 is provided with charging aperture 12, and charging aperture 12 belows are provided with the carbon brush mould.Feed system comprises the feed box 2 that holds material, and feed box 2 belows are provided with discharging opening.Feed box 2 tops are provided with material loading port 23, so that the material of packing into.Feed box 2 is positioned on the table top 11.Feed system comprises that also one drives the feed box driving mechanism of feed box 2 translations.
With reference to Fig. 2, also comprise a rabbling mechanism, rabbling mechanism comprises mixing component 22, transmission mechanism and stirring actuating unit.Mixing component 22 is positioned at feed box 2, and connects the stirring actuating unit by transmission mechanism.
Helping at first to add in feed box 2 and produce the needed material of carbon brush in the uniformly automatic carbon brush make-up machine work of carbon brush structure, generally is to add the pure carbon that contains coagulating agent, also can add other auxiliary material.By feed box drive mechanism feed box 2 translation on table top 11 in the feed system, when feed box 2 moved to discharging opening and charging aperture 12 position overlapped, the material in the feed box 2 fell in the carbon brush mould of charging aperture 12 belows then.By the compact system of compacting carbon brush, the material in the carbon brush mould is exerted pressure, thereby form carbon brush.
Particularly be provided with rabbling mechanism among the present invention, stir, make material keep good mobility by the material in 22 pairs of feed boxes of mixing component 2 of rabbling mechanism.So that guarantee that material can smooth and easyly fall in the carbon brush mould uniformly when discharging opening and charging aperture 12 position overlapped.Because the main component of material is a pure carbon powder, mobile very poor when pure carbon powder is originally experienced gravity effect is so in that not carry out the time that material fully falls in the carbon brush mould under the condition of stirring long, influenced production efficiency.In addition, in the carbon brush mould, fill evenly because be difficult to guarantee material, and then be difficult to guarantee that the carbon brush structure that manufactures is even, therefore be difficult to guarantee the carbon brush quality.The present invention has then solved the problems referred to above of existing equipment, has improved production efficiency, and has improved the carbon brush quality.
Table top 11 is provided with at least two charging apertures 12, and charging aperture 12 belows are provided with the carbon brush mould.Also can, below a charging aperture 12, be provided with the carbon brush mould, make the carbon brush mould be provided with at least two die cavitys, charging aperture 12 also can be more than one.By above-mentioned design, can once generate at least two carbon brush, help enhancing productivity.Preferred 1~8 of the number of carbon brush mould is so that enhance productivity and guarantee the quality of production.
Mixing component 22 adopts stirrer gear, and stirrer gear comprises rotating shaft 221 and the projection 222 that is arranged in the rotating shaft 221.Rotating shaft 221 connects by transmission mechanism stirs actuating unit, stirs actuating unit and is positioned at outside the feed box 2.By the projection in the rotating shaft 221 222, stir the material in the feed box 2.The feed box driving mechanism has dither functions, and in feeding process, the feed box driving mechanism drives feed box 2 shakes at least 3 times.So that material is even, and fall into fully in the carbon brush mould.
Feed system can comprise that at least two feed box 2 and at least two covers that hold material drive the feed box driving mechanism of feed box 2 to charging aperture 12 a places feeding, and two feed boxes 2 are connected respectively to two cover feed box driving mechanisms.With the motion of finishing that guarantees that at least two feed boxes 2 can be relatively independent.The different material of packing at least two feed boxes 2 is sent into material respectively by at least two feed boxes 2 then in a charging aperture 12, the speciality carbon brush of the material layering that can produce is to adapt to the demand of some particular devices.
The carbon brush mould of charging aperture 12 belows connects an oscilaltion system, and the lifting executing agency of oscilaltion system connects carbon brush mold bottom, 1 removable connection of carbon brush mold bottom and workbench.By above-mentioned design, the carbon brush that generates by compacting can be released carbon brush by the mode that the carbon brush mold bottom is risen.
In addition, because the carbon brush mold bottom can lifting, the degree of depth of carbon brush mould can be controlled, so the thickness of the carbon brush of manufacturing can be controlled flexibly.Under situation with two feed boxes 2, can earlier the carbon brush mold bottom be raised, make the material in one of them feed box 2 fill full carbon brush mould.Then the carbon brush mold bottom is reduced, carbon brush mould top will produce certain space, fill full carbon brush mould once more with the material in another feed box 2 then, will produce the two layers of material that is evenly distributed that is made of different materials like this in the carbon brush mould.By suppressing the speciality carbon brush of the material layering that can produce, to adapt to the demand of some particular devices.
Help carbon brush structure uniformly automatically the carbon brush make-up machine also comprise a line ball system, the line ball system comprise one carry out line sending action and line ball action from top to down send thread depressing mechanism 3.Send the line sending mouth 31 of thread depressing mechanism 3 to be positioned at charging aperture 12 tops.In the insertion carbon brush under line sending mouth 31 by the line ball system will go between on 5.Lead-in wire 5 length controlled of line sending mouth 31 are so that control lead-in wire 5 degree of depth of going in the carbon brush.
The compact system of compacting carbon brush comprises the press member 32 that the interior material of die cavity of a pair of carbon brush mould is exerted pressure.Line sending mouth 31 is positioned on the press member 32.Can be positioned at the middle part, below of press member 32 such as line sending mouth 31.So that make compact equipment, intensive.
With reference to Fig. 3, the line ball system also comprises a thread cutting mechanism 4, and thread cutting mechanism 4 comprises that also one carries out the shear mechanism 41 of shear action, the scissors driving mechanism that a scissors translation mechanism 42, that drives shear mechanism 41 translations provides power.The scissors driving mechanism connects shear mechanism 41 and scissors translation mechanism 42 respectively.Control system connects the scissors driving mechanism.Shear mechanism 41 is provided with 1~8 scissors mouth.So that shear 1~8 simultaneously with lead-in wire 5.By control system the scissors driving mechanism is controlled, and then control shear mechanism 41 and scissors translation mechanism 42, the advance and retreat and the shear action of realization shear mechanism 41.
The blade 43 of shear mechanism 41 adopts the circular-arc blade 43 of indent.The radian of circular-arc blade 43 is more preferably greater than 180 degree.Avoiding in shear history 5 causing the unnecessary stressed of other directions, and then avoid going between and 5 in shear history, rock going between.
When two blades 43 of shear mechanism 41 were in open mode, the spacing at two blade 43 middle parts was greater than 3mm.So that amassing, the shearing section is 8mm 2, even thicker lead-in wire 5.When two blades 43 of shear mechanism 41 were in closure state, the spacing at two blade 43 middle parts was less than 0.4mm.So that amassing, the shearing section is 0.5mm 2, even thinner lead-in wire 5.
Control system adopts a control system based on the PLC system, to improve the stability of system.The carbon brush mold bottom is provided with pressure sensor, and pressure sensor connection control system, control system connect a display.Show pressure by display, so that pressure observation and pressure adjustment.
Feed box driving mechanism, scissors driving mechanism, send thread depressing mechanism 3 to connect a motor by a transmission mechanism.Magazine driving mechanism, scissors driving mechanism, the gearratio setting of sending thread depressing mechanism 3 to cross transmission mechanism are finished synchronously, and a travelling gear of transmission mechanism is provided with an encoder, and the encoder connection control system is for control system provides control data.Feed box driving mechanism, scissors driving mechanism in this meter, send 3 steps of thread depressing mechanism precisely, working stability.The control data of importing in control system is less, helps system stability.
Problems such as the present invention has improved automation degree of equipment, and the production efficiency that has solved original carbon brush production equipment existence is lower, product quality is not high, automaticity is low.It is inhomogeneous to have solved the carbon brush structure of being produced (material) especially, causes the carbon brush unstable properties, the problem that service life is short.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (10)

1. help the uniformly automatic carbon brush make-up machine of carbon brush structure, comprise a control system, workbench, and be subjected to the feed system of described control system control, the compact system of compacting carbon brush; Described workbench is provided with up a table top, and described table top is provided with charging aperture, and described charging aperture below is provided with the carbon brush mould; Described feed system comprises the feed box that holds material, and described feed box below is provided with discharging opening, and is positioned on the described table top; Described feed system comprises that also one drives the feed box driving mechanism of feed box translation, it is characterized in that:
Also comprise a rabbling mechanism, described rabbling mechanism comprises mixing component, transmission mechanism and stirring actuating unit, and described mixing component is positioned at described feed box, and connects described stirring actuating unit by described transmission mechanism;
Described feed box driving mechanism has dither functions, and in feeding process, described feed box driving mechanism drives described feed box shake at least 3 times;
Described help carbon brush structure uniformly automatically the carbon brush make-up machine also comprise a line ball system, described line ball system comprises that a described line sending mouth of thread depressing mechanism that send of thread depressing mechanism that send of carrying out line sending action and line ball action from top to down is positioned at described charging aperture top.
2. the uniformly automatic carbon brush make-up machine of carbon brush structure that helps according to claim 1, it is characterized in that: described carbon brush mold bottom is provided with pressure sensor, described pressure sensor connects described control system, and described control system connection one is used to show the display of pressure; Described charging aperture below is provided with described carbon brush mould, and described carbon brush mould is provided with at least two die cavitys.
3. the uniformly automatic carbon brush make-up machine of carbon brush structure that helps according to claim 1, it is characterized in that: described mixing component adopts stirrer gear, described stirrer gear comprises rotating shaft and is arranged on projection in the rotating shaft, described rotating shaft connects described stirring actuating unit by described transmission mechanism, and described stirring actuating unit is positioned at outside the described feed box.
4. the uniformly automatic carbon brush make-up machine of carbon brush structure that helps according to claim 3, it is characterized in that: described feed system comprises that at least two described feed box and at least two covers that are used to hold different materials drive the feed box driving mechanism of feed boxes to described charging aperture place's feeding, and two described feed boxes are connected respectively to two cover feed box driving mechanisms.
5. the uniformly automatic carbon brush make-up machine of carbon brush structure that helps according to claim 3, it is characterized in that: the described carbon brush mould of described charging aperture below connects an oscilaltion system, the lifting executing agency of described oscilaltion system connects described carbon brush mold bottom, the removable connection between described carbon brush mold bottom and described workbench.
6. the carbon brush structure carbon brush make-up machine uniformly automatically that helps according to claim 5 is characterized in that: be controlled to be the height of described carbon brush mold bottom and then the thickness of the carbon brush of control manufacturing by described oscilaltion system.
7. the uniformly automatic carbon brush make-up machine of carbon brush structure that helps according to claim 5, it is characterized in that: under situation with two feed boxes, earlier described carbon brush mold bottom is raised, made the material in one of them feed box fill the die cavity of expiring described carbon brush mould; Then described carbon brush mold bottom is reduced, the die cavity top of described carbon brush mould will produce certain space, fill the die cavity of completely described carbon brush mould then with the material in another feed box once more, will produce the two layers of material that is evenly distributed that constitutes by different materials like this in the die cavity of carbon brush mould.
8. according to claim 1,2,3,4,5, the 6 or 7 described carbon brush structure carbon brush make-up machines uniformly automatically that help, it is characterized in that: will go between in the top-down insertion carbon brush by described line ball system; The length controlled of the lead-in wire that described line sending mouth is sent is so that the control lead-in wire inserts the degree of depth in the carbon brush.
9. according to claim 3,4,5, the 6 or 7 described uniformly automatic carbon brush make-up machines of carbon brush structure that help, it is characterized in that: described line ball system also comprises a thread cutting mechanism, described thread cutting mechanism comprises that also one carries out the shear mechanism of shear action, the scissors driving mechanism that a scissors translation mechanism, that drives described shear mechanism translation provides power, described scissors driving mechanism connects described shear mechanism and described scissors translation mechanism respectively, and described control system connects described scissors driving mechanism; Described blade adopts the circular-arc blade of indent, avoiding in shear history lead-in wire being caused the unnecessary stressed of other directions, and then avoids lead-in wire to rock in shear history.
10. the uniformly automatic carbon brush make-up machine of carbon brush structure that helps according to claim 9, it is characterized in that: described feed box driving mechanism, scissors driving mechanism, send thread depressing mechanism all to connect a motor by a transmission mechanism, described feed box driving mechanism, scissors driving mechanism, send thread depressing mechanism to finish synchronously by the gearratio setting of described transmission mechanism, one travelling gear of described transmission mechanism is provided with an encoder, described encoder connects described control system, for described control system provides control data.
CN2010101822170A 2010-05-21 2010-05-21 Automatic carbon brush forming machine capable of improving uniformity of structures of carbon brushes Pending CN102248589A (en)

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CN2010101822170A CN102248589A (en) 2010-05-21 2010-05-21 Automatic carbon brush forming machine capable of improving uniformity of structures of carbon brushes

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Application Number Priority Date Filing Date Title
CN2010101822170A CN102248589A (en) 2010-05-21 2010-05-21 Automatic carbon brush forming machine capable of improving uniformity of structures of carbon brushes

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103264516A (en) * 2013-05-24 2013-08-28 四川省雅安茶厂有限公司 Pressing machine for tea bricks

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103264516A (en) * 2013-05-24 2013-08-28 四川省雅安茶厂有限公司 Pressing machine for tea bricks
CN103264516B (en) * 2013-05-24 2015-11-18 雅安茶厂股份有限公司 A kind of press for brick tea

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Application publication date: 20111123