CN103706534B - Glue spraying gun - Google Patents
Glue spraying gun Download PDFInfo
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- CN103706534B CN103706534B CN201210375996.5A CN201210375996A CN103706534B CN 103706534 B CN103706534 B CN 103706534B CN 201210375996 A CN201210375996 A CN 201210375996A CN 103706534 B CN103706534 B CN 103706534B
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- glue spraying
- spraying gun
- motor
- gear
- fluid sealant
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Abstract
The invention provides a kind of glue spraying gun, including fluid sealant holding part, and it is used for the fluid sealant for loading needs；Pressing device, including a biasing member, for pushing above-mentioned fluid sealant, make it be extruded from glue spraying gun；For driving the drive mechanism of pressing device, it includes being used for the motor and transmission system for providing power, the motor is via the above-mentioned pressing device of the transmission system drives by sealing glue extrusion, wherein, the motor is located at the front of the transmission system in the horizontal direction, in the vertical direction, the motor are located at the lower section of the fluid sealant holding part.
Description
Technical field
The present invention relates to a kind of glue spraying gun, according to the electric caulking gun of the present invention include fluid sealant holding part, pressing device,
Drive mechanism, release system and illuminator.
Background technology
For many years, glue spraying gun is convenient because its is simple to operate, fast, it is laborsaving the advantages that be widely used in building, indoor dress
Decorations, electronic apparatus, automobile and automobile component, in the industry such as ship and container, be implement it is very normal during gluing, sealing technology
A kind of specific purpose tool.
The fluid sealant that fluid sealant with certain viscosity such as wound packages glass cement or packed glass cement are placed in glue spraying gun holds
Put in portion, one end of cylinder or the close glue spraying gun extrusion of bag is manufactured be open first by user, and end thereof contacts glue spraying gun pushes away
Pressure device.In use, user promotes pressing device manually（Such as manual glue spraying gun）, or switch on power（Such as electricity
Dynamic glue spraying gun）Pressing device is set to be moved towards glue spraying gun extrusion, the fluid sealant in cylinder or bag is by the pressing device of glue spraying gun
Push, the fluid sealant accommodated in the inner is extruded from the opening of manufacture so that it reaches target location, such as needs to be glued
Or the small gaps of sealing.
For electric caulking gun, actuator drives are all typically passed through by motor outside its pressing device.Wherein,
Motor provides the power needed for glue spraying gun work, and the power of motor is converted into the driving force of pressing device by transmission device.
As a rule, glue spraying gun is used for needing gluing or needs to seal the narrow and small gap formed in assembling process, by
In the limitation of user operating position and use environment, the target location for being glued or sealing often is in rather dark ring
In border, such as user needs the narrow gap on hermatic door or window when carrying out interior decoration, and the gap at this moment to be sealed can
It can be under the shadow of user oneself body, cause light bad.Or user needs hand-held glue spraying gun to face up head behaviour
Make, in this way, can influence operator correctly judges target location.In these cases, sealing effectiveness may be influenceed.
A kind of electric caulking gun is presently, there are, will by reducing gear and the gear rack arrangement being connected with reducing gear
The rotational motion transmission of motor simultaneously changes into the driving force of the pressing device of glue spraying gun.It pushes fluid sealant in completion and is bonded
Or after seal operation, user disconnects the power supply of motor, the pressing device of electric caulking gun is set not continue to drive fluid sealant
Moved to extrusion.Now, still there is suitable internal pressure inside the fluid sealant in glue spraying gun, still have a certain amount of close
Sealing flow out glue spraying gun extrusion, this both polluted the environment, and also resulted in the waste of sealant material, this be user institute not
It is desired.It is desirable to use after the operation of person's stopping crush seal glue, it should which elimination as fast as possible is present in fluid sealant appearance
The pushing force received in pipe, the pressing device of glue spraying gun should be able to eliminate the pushing force as soon as possible.
In addition, the motor of above-mentioned glue spraying gun generally accommodates pipe respectively positioned at the front and rear of transmission system with the fluid sealant of glue spraying gun
Both sides so that the length of glue spraying gun is bigger, so as to which volume is larger.Correspondingly, this use environment to glue spraying gun and available
Space proposes higher requirement.
The content of the invention
The purpose of the present invention is to overcome the glue spraying gun working environment of prior art by providing lighting device for glue spraying gun
It is middle to illuminate the problem of inadequate.
According to the first aspect of the invention, there is provided a kind of glue spraying gun, including fluid sealant holding part, it is used to load needs
Fluid sealant；Pressing device, including a biasing member, for pushing above-mentioned fluid sealant, make it be extruded from glue spraying gun；For
The drive mechanism of pressing device is driven, it includes being used for the motor and transmission system for providing power, and the motor is via described
The above-mentioned pressing device of transmission system drives by sealing glue extrusion, wherein, the motor is located at the power train in the horizontal direction
The front of system, in the vertical direction, the motor are located at the lower section of the fluid sealant holding part.
According to a preferred embodiment, the transmission system includes reducing gear, and reducing gear is located in the horizontal direction
The motor rear, the output axis connection of the reducing gear and motor, and driven by its rotation.
According to a preferred embodiment, the transmission system also includes gear rack arrangement, the gear rack arrangement with
Above-mentioned reducing gear connection, and can be decelerated mechanism driving makes rack do straight reciprocating motion, the pressing device is arranged at tooth
The front end of bar, straight reciprocating motion can be done with rack.
According to a preferred embodiment, the glue spraying gun also includes the handle gripped for operator, in the vertical direction institute
The lower section that handle is located at drive mechanism is stated, forms T fonts.
According to a preferred embodiment, the handle on the center of gravity line of glue spraying gun, can be balanced and squeezed in the horizontal direction
The weight of glue rifle.
According to a preferred embodiment, the pressing device also includes dismountable second biasing member.
According to a preferred embodiment, the both sides of the rack of the gear rack arrangement are provided with ribs.
According to a preferred embodiment, the driving source is motor, preferably permanent magnet DC motor.
According to a preferred embodiment, the glue spraying gun also includes being used for the speed disk for adjusting the motor output speeds,
The speed disk is located on handle.
According to the present invention, by the way that the motor and speed reducer structure of glue spraying gun is arranged at before gear rack arrangement, sealing
The underface of part holding part so that glue spraying gun total length reduces, and volume reduces, and being advantageous to the glue spraying gun place limited in space makes
With, and can use to ensure that the housing volume of glue spraying gun reduces.
Brief description of the drawings
May be better understood from the preferred embodiment of the application described below in conjunction with the accompanying drawings the above-mentioned of the application and
Further feature and advantage, wherein：
Fig. 1 is the perspective view of glue spraying gun according to a preferred embodiment of the invention；
Fig. 2 is the decomposition explosion figure of glue spraying gun according to a preferred embodiment of the invention；
Fig. 3 is the decomposition explosion figure of the planetary system of glue spraying gun according to a preferred embodiment of the invention；
Fig. 4 is the partial perspective of the gear rack arrangement of the glue spraying gun according to a preferred embodiment of the invention with housing
Figure；
Fig. 5 is that the inside of the gear rack arrangement for the glue spraying gun according to a preferred embodiment of the invention for removing housing is saturating
View；
Fig. 6 shows being in tilted layout for the rack of glue spraying gun according to a preferred embodiment of the invention；
Fig. 7 is Fig. 6 another view；
Fig. 8 is the fragmentary, perspective view of glue spraying gun according to a preferred embodiment of the invention, shows release system and planet
System；
Fig. 9 a and 9b respectively illustrate two different conditions of glue spraying gun according to a preferred embodiment of the invention, wherein scheming
9a shows that the release system of glue spraying gun is disengaged with planetary system and taken off so as to the planetary system of glue spraying gun with gear rack arrangement
From combination, and Fig. 9 b show that the release system of glue spraying gun engages the planetary system and gear teeth so as to glue spraying gun with planetary system
Strip device is combined；And
Figure 10 a-10c show the different views of the release system operatio of the glue spraying gun according to the present invention.
Embodiment
According to the present invention, " glue spraying gun " one word should be widely understood, it refers not only to the specific purpose tool for extruding fluid sealant, also general
Refer to the instrument for extruding the reagent for possessing other purposes.Building, automobile, household electric are mainly used according to the glue spraying gun of the present invention
In the industries such as device, interior decoration, for implementing the techniques such as gluing, sealing.Specifically, can be used for according to the glue spraying gun of the present invention
Different types of sealant is loaded in narrow and small gap.
In the present invention, term " glue " or " fluid sealant " refer not only to seal glass glue, also refer to except seal glass glue it
The outer reagent for possessing other purposes, it can have any different viscosities and the fluid of density, such as high viscosity sealant.
Generally, fluid sealant such as glass cement is contained in closed container, and the closed container is usually cylinder or bag, is commonly called as
Wound packages glue or packed glue.When extruding fluid sealant using glue spraying gun, wound packages glue or packed glue are loaded into glue spraying gun first, by cylinder
Or the openend of bag sets an opening, then glue is extruded out of glue spraying gun from opening.
Below with reference to the accompanying drawings glue spraying gun according to a preferred embodiment of the invention is described.
Firstly the need of pointing out, herein, term " preceding " refers to the direction of propulsion along glue spraying gun 100, that is, close in operating
The direction that sealing is extruded；" rear " refers to the direction opposite with " preceding ", and term " longitudinal direction " also refers to fore-and-aft direction.
Fig. 1 and Fig. 2 respectively illustrates assembling stereogram and the decomposition of glue spraying gun 100 according to a preferred embodiment of the invention
Explosive view.
Fluid sealant holding part, pressing device, the driving machine for pressing device are included according to the glue spraying gun 100 of the present invention
Structure, release system and illuminator etc..It is described in detail respectively below with reference to the accompanying drawings.
As shown in figure 1, tubular element 7 is included according to the fluid sealant holding part of the glue spraying gun 100 of the present invention and keeps structure
Part 8.Tubular element 7 is cylindrical, and its front end has a circular open, for containing packed fluid sealant.In use, user needs
Packed fluid sealant is loaded in tubular element 7 in advance.According to user's needs, tubular element 7 can be made of metal, to provide foot
Enough high mechanical strengths；It can also be made up as shown in the figure of transparent material such as PC, so that user can use process
In see service condition in fluid sealant holding part in real time.Tubular element 7 is immobilizated in glue spraying gun 100 by rotary nut 5
On, as shown in Figure 1.
Holding member 8 is arranged to the packed fluid sealant being contained in tubular element 7 being held in tubular element 7.
Holding member 8 is sheathed on the front end of tubular element 7, and its front end is provided with and is extruded glue spraying gun as fluid sealant in circular
100 stopper section.In the present embodiment of diagram, the front end of tubular element 7 is provided with external screw thread along its circumferencial direction, keeps structure
Part 8 is provided with the internal thread being engaged with the external screw thread of tubular element 7, and holding member 8 is coordinated with tubular element 7 with above-mentioned screw thread
And it is assembled integrally.After packed fluid sealant is filled into from the circular open of tubular element 7 in tubular element 7, it will protect
Hold component 8 and be assembled into the front end of tubular element 7, be engaged to by its screw thread on tubular element 7, now, packed fluid sealant will
The circular stop part for being arranged at the front end of holding member 8 stops and is immobilizated in tubular element 7, thus completes fluid sealant
Filling operation.
Referring additionally to Fig. 1, according to the pressing device of the glue spraying gun 100 of the present invention include directly with wound packages fluid sealant or packed
The biasing member of fluid sealant contact, the biasing member include the first biasing member 13 and the second biasing member 14, and first pushes
Component 13 is in the form of annular discs and is fixedly connected, such as welds, to the rack end of the gear rack arrangement of glue spraying gun 100,
And linear reciprocating motion before and after making in tubular element 7 on the bearing of trend along tubular element 7, the first biasing member 13
For pushing wound packages fluid sealant.Second biasing member 14 is configured as detachable member, is pushed away in the present embodiment to be configured at first
Press on component 13, it is used to push packed fluid sealant.Preferably, first biasing member 13 can be by plastics or any other suitable
The material of conjunction is made.Wound packages fluid sealant or packed fluid sealant are placed between holding member 8 and above-mentioned biasing member, and by pushing
Fluid sealant is pushed out opening by component.
In addition, glue spraying gun 100 also includes being used for the drive mechanism for driving pressing device.According to the glue spraying gun 100 of the present invention
Drive mechanism may include motor 16 as shown in Figure 2, and the transmission system being connected between motor 16 and pressing device.Pass
Dynamic system is placed in the accommodation space formed by right shell 10 and left shell 11 with motor 16.Right shell 10 and a left side
Side body 11 is made of plastics.
The transmission system used in the glue spraying gun 100 according to the present invention is described more fully below.
Shown in the decomposition explosion figure of glue spraying gun 100 as shown in Figure 2, the transmission system of glue spraying gun 100 includes and motor
16 reducing gears being joined directly together and the gear rack arrangement 26 being connected with reducing gear.Here, the reducing gear of transmission system
It is configured as planetary system 17.
Fig. 3 shows the exploded view of the planetary system 17 of the transmission system of the glue spraying gun 100 according to the present invention.Show first
The motor 16 of glue spraying gun 100, it can be any appropriate motor, such as permanent magnet DC motor.Motor 16 has output shaft
161, the output speed of motor 16 is controlled by speed disk 2 as shown in Figure 1.
Planetary system 17 is used as the reducing gear being connected with the output shaft of motor 16 161, is transmitting the same of rotational motion
Shi Zeng great torques.Specifically, planetary system 17 includes the first slowing-down structure being made up of the first planetary gear train 35, by the second planet
The second slowing-down structure that train 36 is formed, the third level slowing-down structure that is made up of third planet train 37 and by fourth planet train
38 fourth stage slowing-down structures formed are set up successively to be formed by connecting.First planetary gear train 35, the second planetary gear train 36 and the 3rd
Planetary gear train 37 is all accommodated in fixed first gear ring 39, and inner tines of their planetary gear all with gear ring 39
391 are meshed.First gear ring 39 and its planetary gear train of inside are installed in first gear case halfbody 454.
Sun gear 401 in sun wheel carrier 40, the second gear ring 42 formed with inner tines, it is integrally formed with output shaft
432 framework 43, three planetary gears 47 in the second gear ring 42 constitute fourth planet train 38.When the second gear ring 42 is solid
When fixed motionless, under the rotation driving of sun gear 401, three planetary gears 47 can be while around the central shaft rotation of itself around too
The central shaft revolution of sun wheel 401, the power from sun gear 401 are transferred to framework 43 by the revolution of three planetary gears 47（It is defeated
Shaft 432）, framework 43 includes three legs 431 for being assembled in three central shafts of planetary gear 47, and with this, three planetary gears 47 exist
Just energy driver framework 43 drives output shaft 432 to rotate during revolution.Then, by gear rack arrangement 26 which will be described,
Power is passed to rack 12, and driving rack 12 does linear reciprocating motion along the longitudinal direction.Do not fixed in gear ring 42 and
In the case of can freely rotating, according to the characteristic of planetary gear train, sun gear 401 can not drive three planetary gears 47 to do revolution fortune
It is dynamic, in this way, framework 43 would not also be driven, then the framework where the output shaft 432 being connected to gear rack arrangement 26
43 is fixed.Now, three planetary gears 47 are around the rotation of its central axis 431, while drive the second gear ring 42 to rotate, now,
There is no power to be transferred to gear rack arrangement 26.
Second gear case halfbody 455 accommodates gear ring 42 in the inner, is linked together with first gear case halfbody 454, example
Such as it is connected by screw.In this way, first gear case halfbody 454 and second gear case halfbody 455 accommodate as reductor completely
The planetary system 17 of structure.
By axle supporting member, such as a pair of deep groove ball bearings 44, the output shaft being supported on second gear case halfbody 455
432 stretch out through the axis hole 451 on second gear case halfbody 455.It is installed with the end of output shaft 432 as planetary system 17
Output link-bevel gear 181.Therefore, the rotating speed with output shaft 432 is equal to the rotating speed of bevel gear 181.
It will also be clear that from Fig. 3, the rotation axis and planetary gear train 35 of the output shaft 161 of motor 16,
The centre wheel rotation axis of planetary gear train 36 and planetary gear train 37 extends along the longitudinal direction.Meanwhile using small volume, transmission
The function of transmission rotational motion and deceleration is performed as reducing gear than planetary system 17 that is big, operating steadily, is reduced crowded
The volume of glue rifle 100, glue spraying gun 100 is set to be more suitable for hand-held use
With reference to figure 4 and Fig. 5, the gear rack arrangement 26 of the transmission system of glue spraying gun 100 according to the present invention is shown.
Gear rack arrangement 26 includes the output block with planetary system 17, i.e., the second cone that first bevel gear 181 engages
Gear 182.Second bevel gear 182 and cylindrical gear 29（Fig. 5）Same support shaft 33 can be fixed on by key connection respectively
Both ends, so second bevel gear 182 is identical with the rotating speed of cylindrical gear 29.Wherein, the tooth of cylindrical gear 29 and the tooth of rack 12
Engagement, cylindrical gear 29 by rotation rack 12 can be driven to move along a straight line.
In the present embodiment, the tooth that cylindrical gear 29 and rack 12 are engaged with each other is stepped tooth（As shown in Figure 7）.When
So, other appropriate castellated shapes can also be employed, such as involute teeth.
By the engagement of first bevel gear 181 and second bevel gear 182, the output shaft 161 of motor 16 is around its center axis
Rotary motion be transferred to support shaft 33, it is rotated around its center axis, in the present embodiment, output shaft 161
Central axis upright is in the central axis of support shaft 33.Support shaft 33 can drive cylinder around the rotary motion of its center axis
Gear 29 rotates, here, cylindrical gear 29 can drive rack 12 to do along the longitudinal direction directly by being engaged with the tooth of rack 12
Line moves.The direction of rotation exported with motor 16 is different, and the linear movement direction of rack 12 is also opposite.
Above-mentioned biasing member is installed on the front end of rack 12, continues with the rotary motion of the output shaft 161 of motor 16
Output, rack 12 drive biasing member to do linear motion forward or backward, pushed with this be placed in it is packed in tubular element 7
Fluid sealant, so as to which fluid sealant is extruded into glue spraying gun 100 from opening.
Fig. 4 and Fig. 5 further illustrates gear frame lid 27, gear frame seat 28, the bushing bearing 30 and zanjon of support shaft 33
Ball bearing 31, and the jump ring 32 of fixed bevel gear 182.
It was found from the locus illustrated from Fig. 1 and 2 view, in the longitudinal direction, motor 16 is arranged at planetary system
Before 17, planetary system 17 is arranged at before gear rack arrangement 26.In the vertical direction, tubular element 7 are located at motor
16 and the top of planetary system 17, gear rack arrangement 26 be located at the rear of tubular element 7, wherein, rack 12 is understood in tubular element 7
Straight reciprocating motion is inside done, support shaft 33 and the cylindrical gear 29 being installed in support shaft 33 are located at the rear of tubular element 7.
With reference to Fig. 2 and 4, they show that rack 12 is pulled to the extreme position of front end, in this extreme position, along tooth
The total length of the glue spraying gun 100 of the linear movement direction of bar 12 for glue spraying gun 100 fluid sealant holding part holding member 8 most
The distance between rearmost end 110 of rack 12 of gear rack arrangement 26 of front end 120 and glue spraying gun 100.
The setting of said structure, make the length according to the glue spraying gun 100 of the present invention shorter, small volume.Correspondingly, reduce
The requirement in space needed for operation to glue spraying gun 100, especially for for existing glue spraying gun because narrow space or having
The situation for limiting and can not operating or being inconvenient to operate will be eased.Equally, for packing the container of glue spraying gun 100 such as housing
Size and weight can be reduced.
As shown in fig. 6, first bevel gear 181 and first bevel gear 182 engage, second bevel gear 182 passes through support shaft 33
Realize and link with cylindrical gear 29, cylindrical gear 29 engages with rack 12, and rack 12 moves forward and backward in tubular element 7.
Wherein, longitudinal perpendicular V of the support shaft 33 using the center of circle of first bevel gear 181 as summit and glue spraying gun 100 is biased to a folder
Angle θ, longitudinal perpendicular is represented with V in figure.Because longitudinal perpendicular V of support shaft 33 and glue spraying gun 100 has angle theta,
The crest top land for the cylindrical gear 29 being then installed in support shaft 33 also forms a folder with longitudinal perpendicular V of glue spraying gun 100
Angle θ, the then crest top land of the rack 12 engaged with cylindrical gear 29 also form an angle theta with longitudinal perpendicular V.Such as Fig. 6 institutes
Show, the bearing of trend of rack 12 is located substantially on the centerline of tubular element 7, and support shaft 33 is biased, made from vertical direction
The overall width W1 of glue spraying gun 100 obtained as shown in Figure 6 diminishes.Fig. 7 is the perspective view of Fig. 6 another angle.Comparatively speaking, as supported
Then the overall width of glue spraying gun 100 will be greater than W1 to arrangement to axle 33 vertically so that the volume of glue spraying gun 100 becomes big.
So vertical arrangement by the way that rack 12 to be configured differently than to prior art is in tilted layout, according to the present invention
The overall width W1 of glue spraying gun 100 reduce, accordingly reduce the volume of glue spraying gun 100.Therefore correspondingly, make operator easy
Glue spraying gun 100 is controlled, and reduces the requirement of the operating space to using.Equally, for packing the container example of glue spraying gun 100
Size and weight such as housing can reduce.
In addition, as shown in figure 1, the rack 12 of glue spraying gun 100 includes the knop 4 for operator's operation in rear end.Need
When loading packed fluid sealant, user holds knop 4, and rack 12 is pulled back, and then screws off holding member 8, by bag
Dress seal gum loading is downloaded in tubular element 7, then screws holding member 8.
In addition, in order to strengthen the rigidity of rack 12, ribs 121 is provided with the back side of rack 12.Preferably, ribs
121 thickness is equal to or less than the thickness of rack 12, and the length of ribs 121 is equal to, preferably smaller than the length of rack 12.
Release system 9 below with reference to Fig. 8 to Figure 10 c descriptions according to the glue spraying gun 100 of the present invention.
Release system 9 includes release button 19, release button spring 21, sliding block 20, sliding block spring 22, pushing block 23, pushing block
Spring 24, switch trigger 3, switch trigger spring 50, and the grade part of microswitch 25.
Pushing block 23 includes insertion portion 231 and promotes part 232, and its insertion portion 231 is installed in planetary system 17
The shank 456 formed on second gear case halfbody 455（Fig. 3）Slit 451 in.Promote part 232 that there is the first inclined-plane 233.
The insertion portion 231 of pushing block 23 includes end 236, and end 236 is configured as being in and is joined in the recess 123 of gear ring 42
Gear ring 42 is restricted from rotating during bonding station, and now, the torque of motor 16 is delivered to rack-and-pinion by planetary system 17
The rack 12 of device 26.The end 236 of pushing block 23 is when in disengaged position from the disengagement of the recess 123 of gear ring 42, as above institute
State, gear ring 42 can be rotated freely, and planetary system 17 is unable to passing power, and the rack 12 of glue spraying gun 100 can be by a user by
Knop 4 is pulled and is moved rearwards, so that packed fluid sealant can be loaded into tubular element 7.
Release button 19 includes 233 co-operating second inclined-plane 191 of the first inclined-plane with pushing block 23.In release button 19
On also there is slit 192.
Sliding block 20 has the 191 co-operating main inclined plane 201 of the second inclined-plane being configured as with release button 19, has simultaneously
There is sliding part 205.Sliding part 205 is configured as to be received within the slit 192 of release button 19.
Release button 19 includes initial position and depressing position.When user loads wound packages fluid sealant or packed fluid sealant
When, user overcomes the active force of release button spring 21 to press release button 19, makes it by from initial position to depressing position
It is mobile, as shown in Figure 10 a.Therefore gram second inclined-plane 191 of release button 19 abuts with the first inclined-plane 233 of pushing block 23, and
The active force for taking pushing block spring 24 drives pushing block 23 to be moved along direction B.
Meanwhile the second inclined-plane 191 of release button 19 also abuts the main inclined plane 201 of sliding block 20, and overcome sliding block spring
22 active force drives mobile sliding block 20 to be moved along direction C, and now, the slipper 205 of sliding block 20 is with together along direction C
It is mobile.Wherein, direction C is consistent with direction B.
When release button 19 is pressed into depressing position from initial position, the end 236 of pushing block 23 is from the recessed of gear ring 42
Removed in portion 123, while the slipper 205 of sliding block 20 moves across the edge part 197 of release button 19.Afterwards, in sliding block
In the presence of spring 22, engage and be locked in the slit 192 of release button 19, as shown in fig. lob.In this way, release button
19 are locked and are held in depressing position.Now, gear ring 42 can be rotated freely, and planetary system 17 no longer transfers power to tooth
Take turns rack gear arrangement 26.
As shown in fig. lob, in release button 19 when being in depressing position, because the slipper 205 of sliding block 20 is by card
Close and be locked in the slit 192 of release button 19, release button 19 can not be released button spring 21 and retract, glue spraying gun 100
It is held in this state.Now user can hold knop 4, and rack 12 is pulled back, and can be achieved to load wound packages
The operation of fluid sealant or packed fluid sealant.
As shown in figure l0c, after the completion of the operation for loading wound packages fluid sealant or packed fluid sealant, user can be along arrow
Direction presses switch trigger 3, the fingers 303 of switch trigger 3 is triggered the microswitch 25 of motor 16（Figure 10 c）, because
And start motor 16.It is noted that any kind of microswitch controlled motor 16 conventional in the art can be used herein.
Switch trigger 3 includes cantilever 301.As switch trigger 3 is pressed along the direction of arrow, cantilever 301 it is oblique
Face 302 can abut the inclined-plane 203 of sliding block 20, and promote the inclined-plane 203 of sliding block 20, sliding block 20 is also driven, now, sliding block 20
Slipper 205 by drives edge direction C move.When the slipper 205 of sliding block 20 removes the slit 192 of release button 19
When, the lock-out state of the depressing position of release button 19 is released from, and release button 19 is then in the effect of release button spring 21
It is lower to be rebounded along direction F, while discharge the restriction to pushing block 23.Now, in the presence of pushing block spring 24, with release button 19
Resilience, pushing block 23 moves along the direction H opposite with direction B.Now, in the presence of sliding block spring 22, the master of sliding block 20
Recover the abutting with the inclined-plane 191 of release button 19 in inclined-plane 201.Finally, release button 19 can reset to initial position；Pushing block 23
End 236 be re-engaged in the depression 123 of gear ring 42, prevent gear ring 42 from freely rotating, recover planetary system 17 and tooth
Take turns the power transmission of rack gear arrangement 26.Therefore, the torque for the motor 16 being activated via the transmission system of glue spraying gun 100 transmission
Be changed into the forward movement of rack 12, rack 12 promote biasing member by the fluid sealant in wound packages fluid sealant or packed fluid sealant from
Opening extrusion, reach the function of plastic squeeze.
In the present embodiment, release button 19 is additionally provided with stop surface 193, as shown in fig. lob.Stop surface 193 by with
It is set to and the cantilever 301 of trigger 3 is switched on and off when switch trigger 3 is not unclamped stops when user presses, so as to release button 19
It can not be pressed.Otherwise, release button 19 may be from being inadvertently depressed, and cause planetary system 17 to be unable to passing power, extrusion sealing
The operation of glue surprisingly stops.The setting of stop surface 193 ensure that glue spraying gun 100 can realize the behaviour of continuous extrusion fluid sealant
Make, so as to prevent that the possibility of plastic squeeze interruption situation occurs because surprisingly pressing release button 19.
Relatively highly viscous material can be released according to the glue spraying gun 100 of the present invention.It is well known that due to viscosity of material
Height, frequent generating material increase so that the phenomenon that the speed to introduce of material slows down or even stopped in extrusion resistance.For existing
Glue spraying gun for, electric current can be automatically cut off when the electric current of motor increases to certain numerical value, motor shuts down, glue spraying gun squeeze
Therefore going out operation can stop.
Advantageously however, when extruding heavy viscous material in the event of the excessive situation of resistance, according to the plastic squeeze of the present invention
Rifle 100 can realize the technique effect of continuous extrusion heavy viscous material.Specifically, as heavy viscous material releases the increasing of resistance
Add, the electric current increase in motor 16.When electric current increases to default a certain critical value, being preset by user makes motor 16
A default small voltage is supplied to, promotes the Nonstop running of motor 16 to stop, waits the release resistance of glue spraying gun 100 to reduce.Resistance
When power is reduced to a certain extent, motor 16 is restarted automatically, and the operation of the extrusion fluid sealant of glue spraying gun 100 recovers automatically.Cross herein
Cheng Zhong, glue spraying gun 100 supplies the power for pushing fluid sealant incessantly, this ensure that the crowded thrust of glue spraying gun 100 is continuous
, and it is sufficiently large quickly and efficiently to extrude this heavy viscous material.In this way, motor is reduced using electronically controlled method
Voltage, it is set, so as to which constantly thrust is applied on fluid sealant, to discharge this automatic of system 9 with the rotational speed of very little
Restart function and ensure that the function that continuous extrusion heavy viscous material is realized according to the glue spraying gun 100 of the present invention.
It is furthermore advantageous to include the control module of controlled motor 16 according to the glue spraying gun 100 of the present invention.Complete to seal
The plastic squeeze operation of glue need stop plastic squeeze action when, user's release-push trigger 3, motor by above-mentioned control module control into
Row reversion, continues a default time, such as several seconds so that the rack 12 of glue spraying gun 100 is under the driving of the motor 16 of reversion
Retreat certain distance.So, the thrust being applied at the extrusion of glue spraying gun 100 on fluid sealant is obtained actively and rapidly unloaded
Carry, and because negative pressure makes fluid sealant be drawn back immediately in the tubular element 7 of glue spraying gun 100, so as to prevent fluid sealant in electricity
Because inertia continues to flow out from opening when machine shuts down.Otherwise, will discharged as glue spraying gun of the prior art
After closing trigger 3, the thrust still deposited in glue spraying gun 100 causes fluid sealant to continue to drip, and causes environmental pollution or dirt
Dyeing equipment or the clothes of operator.In this way, according to the present invention glue spraying gun 100 realize extrusion fluid sealant operation terminate it is rear close
Sealing will not continue to be extruded and drip from opening.
The control module can be realized by any known way in the art, such as control or lead to by circuit
Cross computer programming realization.
Referring again to Fig. 1, illuminator is also included according to the glue spraying gun 100 of the present invention, operated for illuminating glue spraying gun 100
Working region, illuminator include lighting device and for for lighting device supply electric energy power supply.
Specifically, in the preferred embodiment, the lighting device of glue spraying gun 100 is configurable at least one LED 15.
It is of course also possible to replace LED 15 with any other conventional lighting device known in the art.
In the present embodiment, the hand grasped for user is formed after the assembling of the lower part of left shell 11 and right shell 10
Shank 99, it is located at the lower section of drive mechanism in the vertical direction, makes glue spraying gun 100 that T fonts be presented, is located in the horizontal direction
On the center of gravity line of glue spraying gun, to balance the weight of glue spraying gun.
Handle portion 99 includes serving as the housing bottom 90 of its lower end.In the left side for the glue spraying gun 100 being preferably made from plastic
The lower part of housing 11 and right shell 10 is designed with the rake of projection forward.As shown in Fig. 2 left shell 11 is included forward
The upper inclined portion 114 of downward projection and lower rake 112.Formed with the first semicircular hole 116 in upper inclined portion 114,
The size in one semicircular hole 116 according to the requirement of illumination determine, and the shape in hole 116 can be arranged as required into it is any
Other shapes, for example, it is square.For right shell 10, the structure of its underpart is the mirror image of left shell 11, is also provided with
The upper inclined portion 114' of projection under oriented forward direction and lower rake 112', and formed with the second semicircle on upper inclined portion 114'
The hole 116' of shape.When left shell 11 and right shell 10 are assembled together, right shell 10 and left shell 11 are respective
Upper inclined portion 114,114' and lower rake 112, the semicircular holes 116 of 112' and the first, the second, 116' align each other and
Engagement, forms lighting device receiving portion 92 as shown in Figure 1.
The bearing 118 of fixed lighting device is provided with lighting device receiving portion 92, specifically, in the embodiment of Fig. 2 signals
In, bearing 118 is fixed in the inner side of the upper inclined portion 114 ' of right shell 10.The bearing 118 is designed to make photograph thereon
Bright device, LED 15 as depicted, the circle for being installed on left shell 11 and being formed when right shell 10 is assembled together
In hole, its incline direction of light sent along hole illuminates the target location of the work of glue spraying gun 100.
In addition, the design of lighting device receiving portion 92, the angle that specifically for example upper inclined portion 114 turns forward, is set
It is calculated as enabling and is pointed into and fully illuminates the work of glue spraying gun 100 by the circular port of the formation from the light that lighting device is sent
Make, that is, the fluid sealant being extruded is employed, target area so that user can obtain the more preferable visual field, close so as to ensure
Seal quality.
It will be appreciated, of course, that a left side can be fixed according to the bearing 118 of the lighting device of the glue spraying gun 100 of the present invention
On side body 11, or it is fixed on simultaneously on right shell 10 and left shell 11.
For the power supply that LED 15 supplies electric energy can be battery pack 1 according to the glue spraying gun 100 of the present invention, the battery
Group 1 can be made up of disposable battery or rechargeable lithium battary.
In the present embodiment, battery pack 1 can be placed on housing bottom 90.
The position of the lighting device of glue spraying gun 100 is arranged to when user holds glue spraying gun 100 and finger by press against out
When closing trigger 3, the finger of user will not hinder illumination of the lighting device to working region.For example, LED 15 is set
In the position of the housing bottom 90 of the handle portion 99 close to housing unit 95.
It is not provided with being exclusively used in the switch for controlling lighting device according to the glue spraying gun 100 of the present invention, but is shared with motor 16
Same switch, i.e. microswitch 25.It is appreciated that the special switch dedicated for lighting device can also be set, such as button
Or knob.Alternatively, the switch for controlling the lighting device controls the switch of drive mechanism to be configured to synchronous with being used for
Start.
Illuminator is provided with according to the glue spraying gun of the present invention, the bright work visual field is provided for user, is ensured
Operation quality.
According to the glue spraying gun of the present invention by the way that motor and speed reducer structure is arranged at before gear rack arrangement, substantially manage
The underface of shape component so that glue spraying gun obtains the total length of reduction；By by the rack of gear rack arrangement be arranged to from
Longitudinal perpendicular biases an angle so that the overall width reduced is obtained according to the glue spraying gun of the present invention.
According to the glue spraying gun of the present invention by setting release system so that glue spraying gun is being loaded wound packages fluid sealant or packed
It is manually operable during fluid sealant, can electric operating when the fluid sealant in it is extruded.And stop in the operation of extrusion fluid sealant
When only, rack automatic rollback avoids the phenomenon that fluid sealant continues to be extruded to unload the pushing force in glue spraying gun.
However, those skilled in the art should be appreciated that the present invention be not restricted to be described above and figure in the implementation illustrated
Example, but cover all embodiments in the scope of the present invention limited by claims set forth below.
Claims (9)
1. a kind of glue spraying gun, including：
Fluid sealant holding part, it is used for the fluid sealant for loading needs；
Pressing device, including a biasing member, for pushing above-mentioned fluid sealant, make it be extruded from glue spraying gun；
For driving the drive mechanism of pressing device, it includes being used for the motor and transmission system for providing power, the motor
Sealing glue extrusion, the transmission system are included into planetary system and gear teeth via the transmission system drives above-mentioned pressing device
Strip device, the bearing of trend of the output shaft of the planetary system parallel to the rack of gear rack arrangement bearing of trend, it is described
First bevel gear is installed, gear rack arrangement includes the second cone tooth engaged with first bevel gear on the output shaft of planetary system
The gear of wheel, the second bevel gear and the gear rack arrangement is coaxial；
Characterized in that, the motor is located at the front of the transmission system, in the vertical direction, the electricity in the horizontal direction
Machine is located at the lower section of the fluid sealant holding part.
2. glue spraying gun according to claim 1, wherein, after the planetary system is located at the motor in the horizontal direction
Side, the output axis connection of the planetary system and motor, and driven by its rotation.
3. glue spraying gun according to claim 2, wherein, the gear rack arrangement is connected with above-mentioned planetary system, and energy
Rack is set to do straight reciprocating motion by planetary system driving, the pressing device is arranged at the front end of rack, can be done with rack directly
Line moves back and forth.
4. according to any described glue spraying gun in claim 1-3, wherein, the glue spraying gun also includes the hand gripped for operator
Handle, handle described in the vertical direction are located at the lower section of drive mechanism, form T fonts.
5. glue spraying gun according to claim 4, wherein, the handle is located at the center of gravity line of glue spraying gun in the horizontal direction
On, the weight of glue spraying gun can be balanced.
6. according to any described glue spraying gun in claim 1-3 and 5, wherein, the pressing device also includes dismountable the
Two biasing members.
7. the glue spraying gun according to claim 3 or 5, wherein, the both sides of the rack of the gear rack arrangement, which are provided with, to be strengthened
Rib.
8. according to any described glue spraying gun in claim 1-3 and 5, wherein, the motor is permanent magnet DC motor.
9. according to any described glue spraying gun in claim 1-3 and 5, wherein, the glue spraying gun also includes described for adjusting
The speed disk of motor output speeds, the speed disk are located on handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210375996.5A CN103706534B (en) | 2012-09-29 | 2012-09-29 | Glue spraying gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210375996.5A CN103706534B (en) | 2012-09-29 | 2012-09-29 | Glue spraying gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103706534A CN103706534A (en) | 2014-04-09 |
| CN103706534B true CN103706534B (en) | 2017-12-15 |
Family
ID=50400088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210375996.5A Expired - Fee Related CN103706534B (en) | 2012-09-29 | 2012-09-29 | Glue spraying gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103706534B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259064B (en) * | 2014-08-28 | 2016-06-29 | 天津大容幕墙装饰工程有限公司 | Construction injecting type rubber pressing gun |
| CN111804535A (en) * | 2019-04-12 | 2020-10-23 | 南京德朔实业有限公司 | Electric glue gun |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4180187A (en) * | 1978-06-30 | 1979-12-25 | Ben Haim Haim | Automatic piston drive mechanism for use in caulking gun |
| DE3513880A1 (en) * | 1985-04-17 | 1986-10-23 | Josef 8261 Oberbuch Mayer | Unit for pressing out plastic compositions |
| WO1991013691A1 (en) * | 1990-03-14 | 1991-09-19 | Carmine Baviello | Battery-powered mastic gun for use with disposable or reloadable cartridges |
| US5450988A (en) * | 1994-07-18 | 1995-09-19 | Wagner Spray Tech Corporation | Powered caulking gun |
| CN200942379Y (en) * | 2006-08-15 | 2007-09-05 | 苏州宝时得电动工具有限公司 | Silica gel gun |
| CN201913062U (en) * | 2011-01-28 | 2011-08-03 | 黄德超 | Electric feeding hot melt adhesive gun |
-
2012
- 2012-09-29 CN CN201210375996.5A patent/CN103706534B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103706534A (en) | 2014-04-09 |
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Granted publication date: 20171215 Termination date: 20200929 |