CN102720940B - Direct-current electric grease gun - Google Patents
Direct-current electric grease gun Download PDFInfo
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- CN102720940B CN102720940B CN201210194494.2A CN201210194494A CN102720940B CN 102720940 B CN102720940 B CN 102720940B CN 201210194494 A CN201210194494 A CN 201210194494A CN 102720940 B CN102720940 B CN 102720940B
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- slide block
- rod hole
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- sliding rod
- eccentric
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Abstract
A direct-current electric grease gun belongs to the technical field of lubricating devices using grease, and comprises an outer packaging casing, a body, a one-way valve, a rotation and reciprocation switching mechanism, a planetary reduction mechanism, a grease storage cylinder, a driving mechanism, an operating mechanism, a vent valve, a grease charging valve, a grease discharge valve and a display screen. The body comprises a plate top, a slide rod hole seat, a grease outlet and a grease inlet. The slide rod hole seat is provided with a slide rod hole. The rotation and reciprocation switching mechanism comprises a rotary disk, an eccentric post, an eccentric post sleeve, a slider and a slide rod. The slider comprises a rear slide slot and a front connecting part, and the eccentric post sleeve and the eccentric post are disposed in the slide slot. The slide slot is in an arc shape with the front end curved and has a radian of 0.14 pi to 0.16 pi. The slider is disposed on the rotary disk. The eccentric post and the eccentric post sleeve are disposed in the arc slide slot of the slider and are connected in a floating manner. The slide rod is in clearance fit with the slide rod hole. The direct-current electric grease gun has the advantages that the direct-current electric grease gun has simple structure, the slider is low in resistance to motion, stable to move and less prone to being blocked.
Description
Technical field
The present invention is a kind of electric grease gun, particularly a kind of direct current electric grease gun, belongs to the lubricating fitting technical field using butter.
Background technique
The present invention is the instrument of butter of annotating easily and fast to automobile, tractor and various engineering machinery.The grease gun used the earliest is made up of oil nozzle, plunger case, oil storage cylinder and pressure handle etc., and structure is simple, and price is low, but due to manually-operable, there is the defect that oil injecting speed is slow, oil pump capacity is low, labor intensity is large, pressure cannot improve, in the occasion needing pressure larger, be difficult to operation.
The electric grease gun structure occurred afterwards is comparatively complicated, and slide block moves and must coordinate with the chute on body.If the patent No. is 200420081347.5, denomination of invention is that the patent of invention of direct current electric grease gun comprises body and slidercrank mechanism, and described slidercrank mechanism comprises slide block, gearwheel, eccentric shaft, and body arranges chute, and slide block matches with chute; The patent No. is 200520075764.3, denomination of invention is that the patent of invention of electric grease gun comprises pedestal, plunger, rotation and reciprocation conversion mechanism, pedestal is provided with sliding rail, reciprocation conversion mechanism comprises output gear, eccentric shaft, roller housing and slide block, eccentric shaft is arranged on output gear, roller housing is enclosed within eccentric shaft, and slide block both sides coordinate with sliding rail, and slide block one end is fixed with plunger, the other end is connected with roller housing is active.Above-mentioned electric grease gun moves around in process be easily stuck at work, slide block, causes electric grease gun normally to work.General electric grease gun is all provided with oil sealing in plunger hole (i.e. sliding rod hole) rear end, and oil sealing and plunger drive fit, which adds the resistance of plunger motion, and oil sealing hole is under plunger constantly rubs back and forth, easily produces distortion and oil leakage phenomenon.
Summary of the invention
The object of the invention is in above-mentioned prior art, electric grease gun structure is comparatively complicated, slide block moves and must coordinate with the chute on body, during work, slide block moves around in process and is easily stuck, and the defect of oil sealing solution age and leakage of oil, provide a kind of direct current electric grease gun of novelty, slide block can be reached and move around in process and be not easy to be stuck, the object that slide bar resistance to motion is little, stable, oil-proof, working efficiency is high.
The technological scheme that the present invention takes to achieve these goals is: a kind of direct current electric grease gun, comprises external package casing, body, one-way valve, rotation and reciprocation conversion mechanism, planetary gear speed reducing mechanism, oil storage cylinder, driving mechanism, operating device, connects mouth, bleed valve and priming valve; Described body comprises table top, the sliding rod hole seat of front upper place, the table top hole of back upper place, the oil storage cylinder connecting thread hole of front lower place, the planetary gear speed reducing mechanism housing section of the rear lower side and oil outlet and filler opening, and described sliding rod hole seat front portion is provided with unidirectional valve pocket, sliding rod hole seat rear portion is provided with sliding rod hole; Described oil outlet is arranged on above unidirectional valve pocket, communicates with unidirectional valve pocket; Described filler opening is arranged on below in the middle part of sliding rod hole, and filler opening lower end communicates with oil storage cylinder, and upper end communicates with sliding rod hole; Described one-way valve comprises pressure spring and steel ball; Described rotation and reciprocation conversion mechanism comprise eccentric wheel, biasing post, eccentric column sleeve, slide block and slide bar, described biasing post is arranged on eccentric wheel side, described slide block arranged on left and right sides is circular arc, slide block comprises slip slotted hole and the front end joint of rear end cross setting, and described driving mechanism comprises direct current generator, dc-battery group, circuit board; Described operating device comprises control switch, insurance knob;
Described After-Body and direct current generator can mate with external package casing, and are arranged in external package casing, and direct current generator and the external package casing with lower part form rear handle; Described sliding rod hole seat, biasing post, eccentric column sleeve, slide block and slide bar are above table top, and described eccentric wheel is in table top hole, and eccentric wheel is connected with planetary gear speed reducing mechanism; Described one-way valve is arranged in unidirectional valve pocket, and described slide bar is arranged in sliding rod hole, and described pressure spring is pressed on sliding rod hole outlet port steel ball; Be provided with bleed valve on the left of described body front upper place, body is provided with priming valve on the right side of front upper place; The described mouth that connects is connected with oil outlet; Described oil storage cylinder connecting thread hole is arranged on body front lower portion, described oil storage cylinder is arranged on body front lower place, oil storage cylinder is connected with body by oil storage cylinder connecting thread hole, and described oil storage cylinder is built with plunger and thrust spring, and described thrust spring is pushed into filler opening by plunger handle butter; Being provided with bleed valve on the left of described body front upper place, after oil storage cylinder adds butter, as having air in oil storage cylinder, releasing by bleed valve, ensure that butter is uninterrupted; Described planetary gear speed reducing mechanism is arranged in the planetary gear speed reducing mechanism housing section of body rear and low part; Described direct current generator is below planetary gear speed reducing mechanism housing section, circuit board is below direct current generator, dc-battery group is below circuit board, described direct current generator is fixedly connected with body rear and low part by screw, and described dc-battery group is connected in the slot of handle bottom, for driving direct current generator work, dc-battery group is 12 volts or 18 volts of rechargeable type dc-battery groups, the rotating speed of direct current generator to turn left the right side up to per minute 27000, is slowed down, increase output torque by planetary gear speed reducing mechanism; Described control switch is arranged on front side of direct current generator, is fixedly connected with external package casing, and insurance knob is arranged on above control switch, and working pressure is 6000psi;
The slip slotted hole of described slide block rear end is the bending arc of forward end, and the radian of described arc is 0.14 π-0.16 π; Slide block is arranged on eccentric wheel, and biasing post and biasing post are set in the arc chute hole of slide block, biasing post, eccentric column sleeve and arc chute hole composition floating connection; Described slide bar and sliding rod hole are Spielpassung, and rank is IT7; Described slide bar rear end is connected with pin with slip front joint, and slide block, by sliding rod hole, slide bar, biasing post and eccentric column sleeve, makes slider bottom contact and active connection with eccentric wheel upper surface; When eccentric wheel rotates, the biasing post on eccentric wheel laterally slides in the slip slotted hole of slide block, when band movable slider moves forward and backward, and the eccentric surfaces relative displacement of slide block and rotation; Also comprise fuel outlet valve and display screen; Described fuel outlet valve in the middle part of sliding rod hole seat above, if also there is fuel-displaced desultory phenomenon, illustrate in grease gun and also have a small amount of air to need to release, by fuel outlet valve 13, air is released, have a small amount of butter when deflating and flow out; Described display screen is arranged on top in the middle part of external package casing, for showing battery electric quantity.
The radian of the slip slotted hole arc of described slide block is 0.15 π.
Described eccentric wheel upper-end surface exceeds body table top 1.1-1.5mm, ensures that eccentric wheel operates in scope of design all the time; Described slide block is identical with the height of eccentric column sleeve, and the height of biasing post exceeds slide block and biasing post puts end face 0.5-1mm, and track is consistent and makes slide block and eccentric running.
Described eccentric wheel upper-end surface exceeds body table top 1.3mm; The height of described biasing post exceeds slide block and biasing post puts end face 0.7mm.
Described biasing post upper end is provided with stop nut, and described stop nut and biasing post are structure as a whole, and stop nut is hexagon, and the external diameter of stop nut is greater than the diameter of eccentric column sleeve.
Described unidirectional valve pocket diameter is greater than sliding rod hole diameter, and holes is on same center line, communicate by one-way valve.
Compared with prior art, the invention has the beneficial effects as follows:
(1) arc that the slip slotted hole of slide block is rational in infrastructure, bending in forward end, eccentric wheel is made to be easy to make eccentric operating, make biasing post by the resultant motion originally done along eccentric rotation and linearly slotted eye movement, become the resultant motion done along eccentric rotation and arcuately slip slotted hole movement, resistance to motion reduces, the tubing pressure produced increases, and working efficiency improves, and makes the working pressure of electric grease gun can meet the usage requirement of user.
(2) slide block does not contact with body, and slide block only contacts with eccentric wheel, and slide block movement resistance is little, and frictional force is little, and consumed energy is few.Force value is stable during use can to keep electric grease gun, guarantees electric grease gun Long-Time Service.Slide block moves with eccentric wheel in curve bath, and slide block moves not designed path, is not easy to be stuck, and slider bottom contacts and active connection with area on eccentric wheel is little, guarantees that electric grease gun normally works.
(3) be also provided with fuel outlet valve, after being exitted by bleed valve, if also there is fuel-displaced desultory phenomenon, illustrate in grease gun and also have a small amount of air to need to release, by fuel outlet valve, air is thoroughly got rid of totally, guarantee that butter is uninterrupted.
(4) slide block is connected with slide bar reliably, operates steadily, and slide block and slide bar are that rigidity connects, and with eccentric wheel running, by the rotary motion of motor, transfers linear reciprocating motion to, pushes the butter of oil storage cylinder to oil outlet continually; Slide bar is arranged in sliding rod hole, Spielpassung, and a small amount of butter in gap can also play lubrication, alleviates the resistance of slide bar motion; Because slide bar rear end is connected with pin with the joint of slip front, slide bar can only seesaw in sliding rod hole, slide bar is subject to the restriction of sliding rod hole in left and right, upper and lower position, makes slide bar stable movement, ensure that slide block steadily movement when not having track to coordinate.
Accompanying drawing explanation
Fig. 1-1 is: overall structure plan view of the present invention;
Fig. 1-2 is: the present invention opens external package casing structural front view, and (wherein circuit board is schematic diagram; Without dc-battery group, oil storage cylinder, connect mouth);
Fig. 2-1 is: the profile plan view of body of the present invention, rotation and reciprocation conversion mechanism and direct current generator combination;
Fig. 2-2 is: the profile plan view of body of the present invention, rotation and reciprocation conversion mechanism and direct current generator combination;
Fig. 3-1 is: the anterior broken section plan view of body of the present invention, rotation and reciprocation conversion mechanism and direct current generator combination;
Fig. 3-2 is: the A-A sectional view of Fig. 3-1;
Fig. 4 is: body of the present invention, rotation and reciprocation conversion mechanism and direct current generator combination rear perspective view;
Fig. 5 is: planetary gear speed reducing mechanism of the present invention and eccentric wheel combine stereo amplification figure;
Fig. 6 is: eccentric wheel of the present invention, planetary gear speed reducing mechanism and direct current generator assembling signal enlarged view;
Fig. 7 is: slide block enlarged view.
Description of reference numerals: 1 external package casing, 2 bodies, 201 table tops, 202 sliding rod hole seats, 203 table top holes, 204 oil storage cylinder connecting thread holes, 205 oil outlets, 206 filler openings, 207 planetary gear speed reducing mechanism housing section, 208 unidirectional valve pockets, 209 sliding rod holes, 3 one-way valves, 301 pressure springs, 302 steel balls, 4 rotate and reciprocation conversion mechanism, 401 eccentric wheels, 402 biasing posts, 403 eccentric column sleeves, 404 slide bars, 405 slide blocks, 406 front end joints, 407 slip slotted holes, 408 pins, 409 stop nuts, 5 planetary gear speed reducing mechanisms, 6 oil storage cylinders, 601 plungers, 7 direct current generators, 701 dc-battery groups, 702 circuit boards, 8 control switchs, 801 insurance knobs, 9 handles, 10 connect mouth, 11 bleed valves, 12 priming valves, 13 fuel outlet valves, 14 display screens.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as a limitation of the invention.
As shown in Fig. 1-1 to Fig. 7, a kind of direct current electric grease gun, comprises external package casing 1, body 2, one-way valve 3, rotation and reciprocation conversion mechanism 4, planetary gear speed reducing mechanism 5, oil storage cylinder 6, driving mechanism, operating device, connects mouth 10, bleed valve 11 and priming valve 12; Described body 2 comprises table top 201, the sliding rod hole seat 202 of front upper place, the table top hole 203 of back upper place, the oil storage cylinder connecting thread hole 204 of front lower place, the planetary gear speed reducing mechanism housing section 207 of the rear lower side and oil outlet 205 and filler opening 206, and described sliding rod hole seat 202 front portion is provided with unidirectional valve pocket 208, sliding rod hole seat 202 rear portion is provided with sliding rod hole 209; Described oil outlet 205 is arranged on above unidirectional valve pocket 208, communicates with unidirectional valve pocket 208; Described filler opening 206 is arranged on below in the middle part of sliding rod hole 209, and filler opening 206 lower end communicates with oil storage cylinder 6, and upper end communicates with sliding rod hole 209; Described one-way valve 3 comprises pressure spring 301 and steel ball 302; Described rotation and reciprocation conversion mechanism 4 comprise eccentric wheel 401, biasing post 402, eccentric column sleeve 403, slide block 405 and slide bar 404, described biasing post 402 is arranged on eccentric wheel 401 side, described slide block 405 arranged on left and right sides is circular arc, slide block 405 comprises slip slotted hole 407 and the front end joint 406 of rear end cross setting, and described driving mechanism comprises direct current generator 7, dc-battery group 701, circuit board 702; Described operating device comprises control switch 8, insurance knob 801;
Described body 2 rear portion and direct current generator 7 can mate with external package casing 1, and are arranged in external package casing 1, and direct current generator 7 and the external package casing with lower part form rear handle 9; Described sliding rod hole seat 202, biasing post 402, eccentric column sleeve 403, slide block 405 and slide bar 404 are above table top, and described eccentric wheel 401 is in table top hole 203, and eccentric wheel 401 is connected with planetary gear speed reducing mechanism 5; Described one-way valve 3 is arranged in unidirectional valve pocket 208, and described slide bar 404 is arranged in sliding rod hole 209, and described pressure spring 301 is pressed on sliding rod hole 209 outlet port steel ball 302; Be provided with bleed valve 11 on the left of described body 2 front upper place, body 2 is provided with priming valve 12 on the right side of front upper place; The described mouth 10 that connects is connected with oil outlet 205; Described oil storage cylinder connecting thread hole 204 is arranged on body 2 front lower portion, described oil storage cylinder 6 is arranged on body 2 front lower place, oil storage cylinder 6 is connected with body 2 by oil storage cylinder connecting thread hole 204, described oil storage cylinder 6 is built with plunger 601 and thrust spring (not shown), and described thrust spring is pushed into filler opening 206 by plunger 601 butter; Being provided with bleed valve 11 on the left of described body 2 front upper place, after oil storage cylinder 6 adds butter, as having air in oil storage cylinder 6, releasing by bleed valve 11; Guarantee butter is uninterrupted; Described planetary gear speed reducing mechanism 5 is arranged in the planetary gear speed reducing mechanism housing section 207 of body 2 rear and low part; Described direct current generator 7 is below planetary gear speed reducing mechanism housing section 207, circuit board 702 is below direct current generator 7, dc-battery group 701 is below circuit board 702, described direct current generator 7 is fixedly connected with body 2 rear and low part by screw, described dc-battery group 701 is connected in the slot of handle 9 bottom, for driving direct current generator work, dc-battery group 701 is 12 volts or 18 volts of rechargeable type dc-battery groups, the rotating speed of direct current generator 7 to turn left the right side up to per minute 27000, slowed down by planetary gear speed reducing mechanism 5, increase output torque; Described control switch 8 is arranged on front side of direct current generator 7, is fixedly connected with external package casing 1, and insurance knob 801 is arranged on above control switch 8, and working pressure is 6000psi;
Described planetary gear speed reducing mechanism 5 is arranged in the planetary gear speed reducing mechanism housing section 207 of body 2 rear and low part; Described direct current generator 7 is above planetary gear speed reducing mechanism housing section 207, circuit board 702 is in the below of direct current generator 7, dc-battery group 701 is below circuit board 702, described direct current generator 7 is fixedly connected with body 2 rear and low part by screw, described dc-battery group 701 is connected in the slot of handle 9 bottom, dc-battery group 701 is 18 volts of rechargeable type dc-battery groups, and the rotating speed of direct current generator 7 to turn left the right side up to per minute 10,000, is slowed down by planetary gear speed reducing mechanism 5; Described control switch 8 is arranged on front side of direct current generator 7, is fixedly connected with external package casing 1, and insurance knob 801 is arranged on above control switch 8; Working pressure 6000psi.
The slip slotted hole 407 of described slide block 405 rear end is the bending arc of forward end, and the radian of described arc is 0.15 π; Slide block 405 is arranged on eccentric wheel 401, and biasing post 402 and eccentric column sleeve 403 are arranged in the arc chute hole 407 of slide block 405, and biasing post 402, eccentric column sleeve 403 and arc chute hole 407 form floating connection; Described slide bar 404 is Spielpassung with sliding rod hole 209, and rank is IT7; Described slide bar 404 rear end is connected with pin 408 with slide block 405 front end joint 406, and slide block 405, by sliding rod hole 209, slide bar 404, biasing post 402 and eccentric column sleeve 403, makes to contact and active connection with eccentric wheel 401 upper surface bottom slide block 405; When eccentric wheel 401 rotates, the biasing post 402 on eccentric wheel 401 laterally slides in the slip slotted hole 407 of slide block 405, when band movable slider 405 moves forward and backward, and slide block 405 and the surperficial relative displacement of eccentric wheel 401 of rotating; Also comprise fuel outlet valve 13 and display screen 14; Described fuel outlet valve 13 in the middle part of sliding rod hole seat 202 above, oil storage cylinder 6 add butter and by bleed valve 11 exit after, if also there is fuel-displaced desultory phenomenon, illustrate in grease gun and also have a small amount of air to need to release, by fuel outlet valve 13, air is released, have a small amount of butter when deflating and flow out; Described display screen 14 is arranged on top in the middle part of external package casing 1, for showing battery electric quantity.
The height that described eccentric wheel 401 upper-end surface exceeds body table top 201 is 1.3mm; Described slide block 405 is identical with the height of eccentric column sleeve 403, and the height of biasing post 402 exceeds slide block 405 and eccentric column sleeve 403 upper-end surface 0.7mm.
Described biasing post 402 upper end is provided with stop nut 409, and described stop nut 409 is structure as a whole with biasing post 402, and stop nut 409 is hexagon, and the external diameter of stop nut 409 is greater than the diameter of eccentric column sleeve 403.
Described unidirectional valve pocket 208 diameter is greater than sliding rod hole 209 diameter, and holes communicates on same center line, by one-way valve 3.Working procedure:
Dc-battery group 701 is snapped fit onto in the slot of handle 9 bottom, after oil storage cylinder 6 is filled it up with butter, be screwed on body 2 by oil storage cylinder connecting thread hole 204; Press bleed valve 11, the air in oil storage cylinder 6 is discharged, insurance knob 801 is forwarded out to shelves, press control switch 8, direct current generator 7 drives planetary gear speed reducing mechanism 5 to rotate, planetary gear speed reducing mechanism 5 is with movable eccentric wheel 401 to rotate, biasing post 402 on eccentric wheel 401, while rotating with eccentric wheel 401, laterally slides again in the slip slotted hole 407 of slide block 405, thus band movable slider 405 and slide bar 404 are done longitudinally to move around.When slide bar 404 moves backward, can make to produce a negative pressure in airtight oil storage cylinder 6, in oil storage cylinder, the butter of 6 can under the effect of thrust spring (not shown) in this negative pressure and oil storage cylinder 6, through filler opening 206 to sliding rod hole 209; Slide bar 404 is when travelling forward, and the butter in sliding rod hole 209 is forced to be pushed out to unidirectional valve pocket 208 through one-way valve 3 by slide bar 404, then by connecing mouth 10 from the ejection of butter pipe (not shown), adds butter for equipment needed thereby.If also there is fuel-displaced desultory phenomenon, illustrate in grease gun and also have a small amount of air to need to release, by fuel outlet valve 13, air is released.Slide bar 404 is under continuous linear reciprocating motion, make the butter in oil storage cylinder 6 constantly by filler opening 206, sliding rod hole 209, one-way valve 3, unidirectional valve pocket 208, connect mouth 10, butter pipe (not shown) ejection, until the butter in oil storage cylinder 6 is finished.Refill butter by priming valve 12 to oil storage cylinder 6 again, reuse.After being finished, insurance knob 801 being forwarded to pass shelves, can avoid pressing control switch 8 by mistake.
Above-described embodiment, the just one of the present invention's more preferably embodiment, the usual change that those skilled in the art carries out within the scope of technical solution of the present invention and replacing all should be included in protection scope of the present invention.
Claims (5)
1. a direct current electric grease gun, comprises external package casing, body, one-way valve, rotation and reciprocation conversion mechanism, planetary gear speed reducing mechanism, oil storage cylinder, driving mechanism, operating device, connects mouth, bleed valve and priming valve; Described body comprises table top, the sliding rod hole seat of front upper place, the table top hole of back upper place, the oil storage cylinder connecting thread hole of front lower place, the planetary gear speed reducing mechanism housing section of the rear lower side and oil outlet and filler opening, and described sliding rod hole seat front portion is provided with unidirectional valve pocket, sliding rod hole seat rear portion is provided with sliding rod hole; Described oil outlet is arranged on above unidirectional valve pocket, communicates with unidirectional valve pocket; Described filler opening is arranged on below in the middle part of sliding rod hole, and filler opening lower end communicates with oil storage cylinder, and upper end communicates with sliding rod hole; Described one-way valve comprises pressure spring and steel ball; Described rotation and reciprocation conversion mechanism comprise eccentric wheel, biasing post, eccentric column sleeve, slide block and slide bar, described biasing post is arranged on eccentric wheel side, described slide block arranged on left and right sides is circular arc, slide block comprises slip slotted hole and the front end joint of rear end cross setting, and described driving mechanism comprises direct current generator, dc-battery group, circuit board; Described operating device comprises control switch, insurance knob;
Described After-Body and direct current generator are arranged in external package casing; Described sliding rod hole seat, biasing post, eccentric column sleeve, slide block and slide bar are above table top, and described eccentric wheel is in table top hole, and eccentric wheel is connected with planetary gear speed reducing mechanism; Described one-way valve is arranged in unidirectional valve pocket, and described slide bar is arranged in sliding rod hole, and described slide bar and sliding rod hole are Spielpassung; Be provided with bleed valve on the left of described body front upper place, body is provided with priming valve on the right side of front upper place; The described mouth that connects is connected with oil outlet; Described oil storage cylinder connecting thread hole is arranged on body front lower portion, and described oil storage cylinder is arranged on body front lower place, and oil storage cylinder is connected with body by oil storage cylinder connecting thread hole, and described oil storage cylinder is built with plunger and thrust spring; Described planetary gear speed reducing mechanism is arranged in the planetary gear speed reducing mechanism housing section of body rear and low part; Described direct current generator is below planetary gear speed reducing mechanism housing section, and circuit board is below direct current generator, and dc-battery group is below circuit board, and described direct current generator is fixedly connected with body rear and low part by screw; Described control switch is arranged on front side of direct current generator, is fixedly connected with external package casing, and insurance knob is arranged on above control switch;
It is characterized in that: the slip slotted hole of described slide block rear end is the bending arc of forward end, and the radian of described arc is 0.14 π-0.16 π; Slide block is arranged on eccentric wheel, and biasing post and biasing post are set in the arc chute hole of slide block, biasing post, eccentric column sleeve and arc chute hole composition floating connection; Described slide bar rear end is connected with pin with slip front joint, and slide block, by sliding rod hole, slide bar, biasing post and eccentric column sleeve, makes slider bottom contact and active connection with eccentric wheel upper surface; When eccentric wheel rotates, the biasing post on eccentric wheel laterally slides in the slip slotted hole of slide block, when band movable slider moves forward and backward, and the eccentric surfaces relative displacement of slide block and rotation; Also comprise fuel outlet valve and display screen; Described fuel outlet valve in the middle part of sliding rod hole seat above; Described display screen is arranged on top in the middle part of external package casing.
2. a kind of direct current electric grease gun according to claim 1, is characterized in that: the radian of the slip slotted hole arc of described slide block is 0.15 π.
3. a kind of direct current electric grease gun according to claim 1, is characterized in that: described eccentric wheel upper-end surface exceeds body table top 1.1-1.5mm, ensures that eccentric wheel operates in scope of design all the time; Described slide block is identical with the height of eccentric column sleeve, and the height of biasing post exceeds slide block and biasing post puts end face 0.5-1mm, and track is consistent and makes slide block and eccentric running.
4. a kind of direct current electric grease gun according to claim 3, is characterized in that: described eccentric wheel upper-end surface exceeds body table top 1.3mm; The height of described biasing post exceeds slide block and biasing post puts end face 0.7mm.
5. a kind of direct current electric grease gun according to claim 1, it is characterized in that: described biasing post upper end is provided with stop nut, described stop nut and biasing post are structure as a whole, and stop nut is hexagon, and the external diameter of stop nut is greater than the diameter of eccentric column sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210194494.2A CN102720940B (en) | 2012-06-05 | 2012-06-05 | Direct-current electric grease gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210194494.2A CN102720940B (en) | 2012-06-05 | 2012-06-05 | Direct-current electric grease gun |
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| Publication Number | Publication Date |
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| CN102720940A CN102720940A (en) | 2012-10-10 |
| CN102720940B true CN102720940B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210194494.2A Active CN102720940B (en) | 2012-06-05 | 2012-06-05 | Direct-current electric grease gun |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI582327B (en) * | 2016-05-04 | 2017-05-11 | Jelley Technology Co Ltd | Grease gun drive device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936860A (en) * | 2021-03-29 | 2021-06-11 | 江苏浩宇电子科技有限公司 | 3D printing pen with dyeing structure and color changing method thereof |
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| CN2864311Y (en) * | 2005-09-23 | 2007-01-31 | 张玲玉 | Electric grease gun |
| CN200940760Y (en) * | 2006-06-30 | 2007-08-29 | 赵宏武 | Micro electric grease gun |
| CN101327836A (en) * | 2008-05-29 | 2008-12-24 | 江苏科技大学 | Glider veneer single acting rectifying stabilizer |
| CN202613008U (en) * | 2012-06-05 | 2012-12-19 | 余姚市铭通金属制品厂 | DC (direct-current) electric grease gun |
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2012
- 2012-06-05 CN CN201210194494.2A patent/CN102720940B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6135327A (en) * | 1998-10-01 | 2000-10-24 | Mcneil (Ohio) Corporation | Battery operated grease gun |
| US20040226969A1 (en) * | 2003-05-15 | 2004-11-18 | Shew Jerry D. | Grease gun |
| CN2705690Y (en) * | 2004-06-07 | 2005-06-22 | 陈尚贤 | Lubricating oil gun |
| CN1800692A (en) * | 2004-11-24 | 2006-07-12 | 林肯工业公司 | Lubricant gun |
| CN2864311Y (en) * | 2005-09-23 | 2007-01-31 | 张玲玉 | Electric grease gun |
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| CN202613008U (en) * | 2012-06-05 | 2012-12-19 | 余姚市铭通金属制品厂 | DC (direct-current) electric grease gun |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI582327B (en) * | 2016-05-04 | 2017-05-11 | Jelley Technology Co Ltd | Grease gun drive device |
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| Publication number | Publication date |
|---|---|
| CN102720940A (en) | 2012-10-10 |
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