CN102179737A - Long tube type dry wall mill - Google Patents
Long tube type dry wall mill Download PDFInfo
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- CN102179737A CN102179737A CN2011100681786A CN201110068178A CN102179737A CN 102179737 A CN102179737 A CN 102179737A CN 2011100681786 A CN2011100681786 A CN 2011100681786A CN 201110068178 A CN201110068178 A CN 201110068178A CN 102179737 A CN102179737 A CN 102179737A
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- box
- sandpaper disk
- long tube
- shaft
- dry wall
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Abstract
The invention discloses a long tube type dry wall mill, which comprises a motor assembly, a gear box, a swing arm in L-shaped connection with the rotary gear box, and a speed reducing box body, wherein the rotary gear box can rotate around the central line of the speed reducing box body; a rotary motor shaft transfers power to an output shaft through a primary pinion, a primary gearwheel, a primary transmission shaft, a secondary pinion, a secondary gearwheel, a secondary transmission shaft, a tertiary pinion and a tertiary gearwheel, and then the power is transferred to a driven wheel through a leaning wheel to drive a sand paper plate to rotate; and the sand paper plate can swing around a central fixed shaft. The long tube type dry wall mill has the advantages of flexibility in operation, reliable structure and long life.
Description
(1) technical field
The present invention relates to a kind of long tube formula dry wall face grinding machine.
(2) background technology
In the wall construction process, need a kind of flat-grinding machine to replace manually metope being polished, make the flatness of metope reach construction requirement.The patent No. is the Europatent and the Chinese invention patent Shen Qing Publication specification of EP0727281A1 and 200580040655.0, disclose a kind of long tube formula dry wall face grinding machine of German Porter-Cable company and U.S. Black ﹠ Decker Inc invention respectively, grinding machine comprises power section and the sandpaper disk that is installed in hand-held long tube.Support arm connects hand-held long tube and sandpaper disk by this way: promptly sandpaper disk can be done forward and backward upset and left and right each beat of 45 ° greater than 90 ° with respect to hand-held long tube.Driving snake one end is connected with power section, the other end is connected with sandpaper disk, because the pliability of driving snake has been guaranteed effective transmission of power under the sandpaper disk beat state.
Although flexible axle makes grinding machine have excellent flexibility, but because the moment of torsion of flexible axle transmission is directly proportional with radius of curvature, particularly under the situation of highly bending, the flexible axle own loss is very big, flexible axle and flexible pipe seriously generate heat, this has reduced the service life of flexible axle, so the fault rate height of machine.The moment of torsion of flexible axle transmission simultaneously is limited, the power of motor of its power unit configuration can only be about 500W, and during real work, the material of construction is Protean, the operating load of grinding machine also alters a great deal, the flexible axle of and construction object that material hard comparatively coarse to some shapes, grinding machine is often owing to overload goes to pot, and this is to use the existing greatest drawback of machine of flexible axle.
And the patent No. is the EP1964644A1 Europatent, a kind of metope grinding machine of German Fei Situo company invention is disclosed, have with above-mentioned two that essence is different to be: power section is set directly on the sandpaper disk, thereby do not re-use the flexible axle transferring power, avoided the mechanical disorder that causes because of the flexible axle reason.But because the sandpaper disk of grinding machine is installed in the top at long handle, after power section is arranged on the top, the metope grinding machine is top-heavy in use, operation inconvenience because of the increase of top weight makes, simultaneously for the weight that makes the top in operator's the scope of bearing, the weight of power section also is subjected to certain restriction, this has just limited the increase of power of motor.This metope grinding machine also owing to be short of power and can't carry out roughing to metope, also is not suitable for the construction that polishes of cement wall surface.
(3) summary of the invention
Use flexible axle to exist the life-span short and can't transmit deficiency in order to overcome and to solve existing metope grinding machine, the invention provides a kind of long tube formula dry wall face grinding machine of rigid manner transferring power simple in structure and flexible, complete than high pulling torque.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of long tube formula dry wall face grinding machine comprises motor assembly, and described motor assembly is connected with gear-box, and the lower surface inner stopper of described gear-box is fixedlyed connected with the epimere end face male half coupling of swing arm; Engagement is installed with one-level pinion and one-level gear wheel in the described gear-box, and described one-level pinion is connected with motor shaft, and described one-level gear wheel is connected with one-level power transmission shaft upper end, and described one-level power transmission shaft vertically is installed in the described swing arm; Described swing arm is connected with the rotary teeth roller box is L-shaped, and described rotary teeth roller box is a horizontal positioned, the also L-shaped angle relation in the vertical centering control axis of the circular male half coupling of the end face of described rotary teeth roller box and the axis of described one-level power transmission shaft; The circular male half coupling of the end face of described rotary teeth roller box is connected with the circular inner stopper suit of the rear end face of deceleration box in the mode of loose fit, and described rotary teeth roller box can be around the center line rotation of the rear end face circle inner stopper of described deceleration box.
Further, the lower end of described one-level power transmission shaft is connected with the secondary pinion, described secondary pinion and the engagement of secondary gear wheel, described secondary gear wheel is installed on the rear end of secondary drive shaft, described secondary drive shaft is installed in the cavity of described rotary teeth roller box, the central lines of the circular inner stopper of the axis of described secondary drive shaft and the rear end face of described deceleration box.
Further, the front end of described secondary drive shaft is installed with three grades of pinions, described three grades of pinions are placed in the described deceleration box and with three grades of gear wheels and mesh, described three grades of gear wheels are installed on the output shaft, described output shaft is installed on the reduction box end cap, and described reduction box end cap is fixedlyed connected with the circular seam in described deceleration box left side.
Further again, described output shaft is connected with roller, and described roller drives driven pulley, and described driven pulley is installed on the sandpaper disk.
Further again, inlaying central fixed shaft on the shell of described deceleration box, the axis coinciding of described central fixed shaft and described output shaft, described center fixation outer shaft sleeve is being adorned the sandpaper disk gyroaxis, and described sandpaper disk gyroaxis can rotate around central fixed shaft.
Also further, described sandpaper disk gyroaxis is connected with the sandpaper disk connecting axle by bearing pin, and described sandpaper disk connecting axle can be done the left and right low-angle deflection of side direction around described bearing pin.
The present invention also has following additional technical feature:
Described sandpaper disk gyroaxis side is installed with an end of spring leaf, and the other end of described spring leaf is pressed on the described sandpaper disk connecting axle.
Described sandpaper disk is installed on the sandpaper disk connecting axle by bearing, and described sandpaper disk can rotate around the sandpaper disk connecting axle.
The present invention drives the sandpaper disk rotation by motor through the tertiary gear reducing gear in use, because gear belongs to positive drive, the moment of torsion of transmission is big, the life-span is long.Simultaneously sandpaper disk can have the anglec of rotation more than 120 ° around central fixed shaft, and the relative sandpaper disk with gear-box and sweep-up pipe of motor assembly has left and right greater than the deflection angle more than 60 °, has the flexibility equal with flexible axle in the operation.
Beneficial effect of the present invention is: 1. owing to adopted tertiary gear rigidity deceleration transmission, the moment of torsion of transmission is big, the life-span is long, has improved the transmission efficiency of long tube formula dry wall face grinding machine, has increased reliability, and the quality of machine and life-span are improved greatly.2. the long tube formula dry wall face grinding machine operating angle adjusting range of this structure is big, operation is very flexible, has improved operation quality and efficient greatly.
(4) description of drawings
Fig. 1 is the structural representation of long tube formula dry wall face grinding machine of the present invention.
Fig. 2 is a sandpaper disk partially connected architecture schematic diagram
Fig. 3 is the forward and backward flip angle schematic diagram of sandpaper disk
Fig. 4 is the left and right flip angle schematic diagram of sandpaper disk
(5) specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is further described.
Embodiment one
Shown in 4, a kind of long tube formula dry wall face grinding machine comprises motor assembly 1, and described motor assembly 1 is connected with gear-box 2, and the lower surface inner stopper of described gear-box 2 is fixedlyed connected with the epimere end face male half coupling of swing arm 3; Engagement is installed with one-level pinion 4 and one-level gear wheel 5 in the described gear-box 2, described one-level pinion 4 is connected with motor shaft 6, described one-level gear wheel 5 is connected with one-level power transmission shaft 7 upper ends, and described one-level power transmission shaft 7 vertically is installed in 3 li of described swing arms; Described swing arm 3 and 8 L-shaped connections of rotary teeth roller box, described rotary teeth roller box 8 is a horizontal positioned, the also L-shaped angle relation in the vertical centering control axis of the circular male half coupling of the end face of described rotary teeth roller box 8 and the axis of described one-level power transmission shaft 7; The circular male half coupling of the end face of described rotary teeth roller box 8 is connected with the circular inner stopper suit of the rear end face of deceleration box 9 in the mode of loose fit, and described rotary teeth roller box 8 can be around the center line rotation of the rear end face circle inner stopper of described deceleration box 9.
The lower end of described one-level power transmission shaft 7 is connected with secondary pinion 10, described secondary pinion 10 and 11 engagements of secondary gear wheel, described secondary gear wheel 11 is installed on the rear end of secondary drive shaft 12, described secondary drive shaft 12 is installed in the cavity of described rotary teeth roller box 8, the central lines of the circular inner stopper of the rear end face of the axis of described secondary drive shaft 12 and described deceleration box 9.
The front end of described secondary drive shaft 12 is installed with three grades of pinions 13, described three grades of pinions 13 are placed in the described deceleration box 9 and with three grades of gear wheels 14 and mesh, described three grades of gear wheels 14 are installed on the output shaft 15, described output shaft 15 is installed on the reduction box end cap 16, and described reduction box end cap 16 is fixedlyed connected with the circular seam in described deceleration box 9 left sides.
Described output shaft 15 is connected with roller 17, and described roller 17 drives driven pulley 18, and described driven pulley 18 is installed on the sandpaper disk 19.
Inlaying central fixed shaft 20 on the shell of described deceleration box 9, the axis coinciding of described central fixed shaft 20 and described output shaft 15, described central fixed shaft 20 outer suits sandpaper disk gyroaxis 21, and described sandpaper disk gyroaxis 21 can be around central fixed shaft 20 rotations.
Described sandpaper disk gyroaxis 21 is connected with sandpaper disk connecting axle 23 by bearing pin 22, and described sandpaper disk connecting axle 23 can be done the left and right low-angle deflection of side direction around described bearing pin 22.
Described sandpaper disk gyroaxis 21 sides are installed with an end of spring leaf 24, and the other end of described spring leaf 24 is pressed on the described sandpaper disk connecting axle 23.
Described sandpaper disk 19 is installed on the sandpaper disk connecting axle 23 by bearing 25, and described sandpaper disk 19 can be around 23 rotations of sandpaper disk connecting axle.
Connect long tube formula dry wall face grinding machine power supply, motor assembly 1 rotation and drive motor shaft 6 rotate synchronously, by motor shaft 6 be rigidly connected with one-level pinion 4,5 engagements of one-level pinion 4 and one-level gear wheel, one-level gear wheel 5 are connected with one-level power transmission shaft 7, finally making one-level power transmission shaft 7 do deceleration rotatablely moves, because one-level power transmission shaft 7 and motor shaft 6 L-shaped angle forms, so the L-shaped angle of the direction of transmission of power changes.
Connect one-level power transmission shaft 7 and secondary pinion 10, secondary pinion 10 and 11 engagements of secondary gear wheel, and secondary gear wheel 11 is installed on the secondary drive shaft 12 with the center line coaxial line of the circular inner stopper of the rear end face of deceleration box 9, so the transmission angle of one-level power transmission shaft 7 and secondary drive shaft 12 is just consistent with the L shaped installation angle of the axis of the vertical centering control axis of the end face circle male half coupling of rotary teeth roller box 8 and one-level power transmission shaft 7.
The transfer route of secondary drive shaft 12 is as follows: secondary drive shaft 12 is delivered to three grades of pinions 13, three grades of pinions 13 mesh with deceleration box 9 interior three grades of gear wheels 14, and three grades of gear wheels 14 are delivered to roller 17 to driven pulley 18 by output shaft 15 and finally are delivered to sandpaper disk 19.
Bearing 25 is being overlapped in sandpaper disk connecting axle 23 outsides, bearing 25 outer rings are being overlapped sandpaper disk 19 again can freely rotate sandpaper disk 19 around sandpaper disk connecting axle 23, accepts to drive, can form from the rotation of driven pulley 18 function of polishing metope when the sandpaper disk 19 of loading onto sand paper.
Because central fixed shaft 20 is embedded on deceleration box 9 shells and with output shaft 15 concentrics, sandpaper disk gyroaxis 21 is sleeved on central fixed shaft 20 outer rings, therefore can overturn around central fixed shaft 20 around the sandpaper disk 19 that central fixed shaft 20 is rotated, promptly is connected on the sandpaper disk connecting axle 23 with its total performance of sandpaper disk connecting axle 23 back when bearing pin 22 connects sandpaper disk gyroaxises 21, this has guaranteed that long tube formula dry wall face grinding machine sandpaper disk 19 when metope is carried out sanding with the operating type of upper and lower motion can change along with the variation of itself and metope angle.
Motor assembly 1 fixedly connected with gear-box 2 and the lower surface inner stopper of gear-box 2 with after the epimere end face male half coupling of swing arm 3 is fixedlyed connected, motor assembly 1 and swing arm 3 L-shaped installation angles, when swing arm 3 is connected with rotary teeth roller box 8, when the rear end face circle inner stopper of the circular male half coupling of the end face of rotary teeth roller box 8 and deceleration box 9 is connected in the mode of loose fit, swing arm 3 and gear-box 2 and overall after integrated of motor assembly 1 can be that the center is done 360 degree beats and rotated around the center line of the circular inner stopper of rear end face of deceleration box 9 just by rotary teeth roller box 8, this beat free degree satisfied long tube formula dry wall face grinding machine to metope with a left side, when the operating type of right motion carries out sanding, its motor assembly 1 and sweep-up pipe 26 must have a center line left side around the circular inner stopper of rear end face of deceleration box 9 for the part of handing as the operator of main body, the requirement of right swing.
Anglec of rotation vector and the left and right arbitrarily deflection angle vector of swing arm 3 are synthetic arbitrarily around central fixed shaft 20 with sandpaper disk 19, can form sandpaper disk 19 any three dimensions angles, make long tube formula dry wall face grinding machine can adapt to working face at any angle.
It is that the moment that the center produces compresses driving wheel 17 and follower 18 by sandpaper disk 19 with bearing pin 22 that the spring force effect of spring leaf 24 makes sandpaper disk connecting axle 23 stressed backs, compensates the wearing and tearing between them.
Behind the sweep-up pipe 26 external dust catchers, the powder that produces in the sand milling work is cut by the passage importing sweep-up pipe 26 of hose 27 by gear-box 2 heads, collected by dust catcher again.
Claims (8)
1. a long tube formula dry wall face grinding machine comprises motor assembly, and described motor assembly is connected with gear-box, and the lower surface inner stopper of described gear-box is fixedlyed connected with the epimere end face male half coupling of swing arm; Engagement is installed with one-level pinion and one-level gear wheel in the described gear-box, and described one-level pinion is connected with motor shaft, and described one-level gear wheel is connected with one-level power transmission shaft upper end, and described one-level power transmission shaft vertically is installed in the described swing arm;
It is characterized in that: described swing arm is connected with the rotary teeth roller box is L-shaped, and described rotary teeth roller box is a horizontal positioned, the also L-shaped angle relation in the vertical centering control axis of the circular male half coupling of the end face of described rotary teeth roller box and the axis of described one-level power transmission shaft; The circular male half coupling of the end face of described rotary teeth roller box is connected with the circular inner stopper suit of the rear end face of deceleration box in the mode of loose fit, and described rotary teeth roller box can be around the center line rotation of the rear end face circle inner stopper of described deceleration box.
2. long tube formula dry wall face grinding machine as claimed in claim 1, it is characterized in that: the lower end of described one-level power transmission shaft is connected with the secondary pinion, described secondary pinion and the engagement of secondary gear wheel, described secondary gear wheel is installed on the rear end of secondary drive shaft, described secondary drive shaft is installed in the cavity of described rotary teeth roller box, the central lines of the circular inner stopper of the axis of described secondary drive shaft and the rear end face of described deceleration box.
3. long tube formula dry wall face grinding machine as claimed in claim 2, it is characterized in that: the front end of described secondary drive shaft is installed with three grades of pinions, described three grades of pinions are placed in the described deceleration box and with three grades of gear wheels and mesh, described three grades of gear wheels are installed on the output shaft, described output shaft is installed on the reduction box end cap, and described reduction box end cap is fixedlyed connected with the circular seam in described deceleration box left side.
4. long tube formula dry wall face grinding machine as claimed in claim 3, it is characterized in that: described output shaft is connected with roller, and described roller drives driven pulley, and described driven pulley is installed on the sandpaper disk.
5. long tube formula dry wall face grinding machine as claimed in claim 4, it is characterized in that: inlaying central fixed shaft on the shell of described deceleration box, the axis coinciding of described central fixed shaft and described output shaft, described center fixation outer shaft sleeve is being adorned the sandpaper disk gyroaxis, and described sandpaper disk gyroaxis can rotate around central fixed shaft.
6. long tube formula dry wall face grinding machine as claimed in claim 5, it is characterized in that: described sandpaper disk gyroaxis is connected with the sandpaper disk connecting axle by bearing pin, and described sandpaper disk connecting axle can be done the left and right low-angle deflection of side direction around described bearing pin.
7. long tube formula dry wall face grinding machine as claimed in claim 6, it is characterized in that: described sandpaper disk gyroaxis side is installed with an end of spring leaf, and the other end of described spring leaf is pressed on the described sandpaper disk connecting axle.
8. long tube formula dry wall face grinding machine as claimed in claim 7, it is characterized in that: described sandpaper disk is installed on the sandpaper disk connecting axle by bearing, and described sandpaper disk can rotate around the sandpaper disk connecting axle.
Priority Applications (1)
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CN2011100681786A CN102179737A (en) | 2011-03-21 | 2011-03-21 | Long tube type dry wall mill |
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CN2011100681786A CN102179737A (en) | 2011-03-21 | 2011-03-21 | Long tube type dry wall mill |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103362292A (en) * | 2013-08-01 | 2013-10-23 | 郑�硕 | Long-pipe type flat-grinding machine for inner wall putty |
CN108747658A (en) * | 2017-05-05 | 2018-11-06 | 金华知产婺源信息技术有限公司 | A kind of automatically grinding wall surface machine of variable-ratio for decoration |
CN108927729A (en) * | 2018-07-03 | 2018-12-04 | 浙江大学 | A kind of multiple degrees of freedom polishing machine grinding head mechanism of adjustable angle |
CN111421440A (en) * | 2020-05-19 | 2020-07-17 | 上海汇雨实业有限公司 | Guarantee carbon cloth grinding device of turning radian uniformity |
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2011
- 2011-03-21 CN CN2011100681786A patent/CN102179737A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103362292A (en) * | 2013-08-01 | 2013-10-23 | 郑�硕 | Long-pipe type flat-grinding machine for inner wall putty |
CN108747658A (en) * | 2017-05-05 | 2018-11-06 | 金华知产婺源信息技术有限公司 | A kind of automatically grinding wall surface machine of variable-ratio for decoration |
CN108927729A (en) * | 2018-07-03 | 2018-12-04 | 浙江大学 | A kind of multiple degrees of freedom polishing machine grinding head mechanism of adjustable angle |
CN108927729B (en) * | 2018-07-03 | 2020-05-08 | 浙江大学 | Multi freedom burnishing machine of angularly adjustable head mechanism of polishing |
CN111421440A (en) * | 2020-05-19 | 2020-07-17 | 上海汇雨实业有限公司 | Guarantee carbon cloth grinding device of turning radian uniformity |
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Application publication date: 20110914 |