CN207204508U - Adjustable encapsulating controlling organization - Google Patents
Adjustable encapsulating controlling organization Download PDFInfo
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- CN207204508U CN207204508U CN201721042713.XU CN201721042713U CN207204508U CN 207204508 U CN207204508 U CN 207204508U CN 201721042713 U CN201721042713 U CN 201721042713U CN 207204508 U CN207204508 U CN 207204508U
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- pump head
- plunger
- pump
- liquid storage
- storage cylinder
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Abstract
The utility model discloses a kind of adjustable encapsulating controlling organization,Pump head is a left side,The right side is installed on the first of pump housing front end side by side,Second pump head unit,Corresponding to first,Second pump head unit in the pump housing be provided with first,Second control gluing mechanism,Each pump head unit includes preceding pump head and rear pump head,Preceding pump head is interior provided with middle pump head core and upper,Lower valve base,Pump head in-core is provided with liquid storage cylinder,On,Lower valve base enters,Discharging opening connects liquid storage cylinder by check valve,The plunger by compression spring return backward is provided with pump head afterwards,The piston rod of plunger front end passes through preceding,Before the plunger shaft connected afterwards between pump head is placed in pump head,Liquid storage cylinder connects with the plunger shaft in preceding pump head,It is left,Liquid storage cylinder between right pump head core communicates,First,Second control gluing mechanism includes first,Second cam,First,Second cam control first,Second control gluing mechanism continuously inhales glue and dumping.The utility model encapsulating flow continuously adjustabe, encapsulating speed is adjustable according to different liquids adhesiveness.
Description
Technical field
Glue pouring machine part is the utility model is related to, specially a kind of adjustable encapsulating controlling organization.
Background technology
Glue pouring machine is also known as glue spreader or adhesive dripping machine or adhesive supplier or point gum machine etc., specially to the liquid glue of quantitative coating
Flow or volume be controlled, the automatic machinery by liquid glue drop or quantitatively coated on product surface or interiors of products,
Multipath encapsulating, dispensing automation mechanized operation can be achieved.It is widely used in encapsulating and outer enclosure inside electronic product and fixes peace
Dress etc., especially it is mainly used in encapsulating or dispensing inside the electronic component products such as Electromechanical Control component, due to Electromechanical Control component
Etc. electronic component products small volume itself, there are exact requirements to the amount or volume of encapsulating.
Glue pouring machine is generally made up of glue bucket, encapsulating controlling organization and swinging mounting etc., and wherein encapsulating controlling organization is encapsulating
Very crucial part in machine.By encapsulating controlling organization the liquid sizing material for filling painting will be needed to be extracted out from glue bucket and suck encapsulating
Controlling organization, then the amount or volume of the pump liquid with precise control glue for passing through encapsulating controlling organization, are sent to out needle head, pass through
Glue is filled and is coated onto on the electronic component being fixed on swinging mounting by syringe needle.Encapsulating controlling organization is kept constant in running
Flow velocity and high-precision flow, the stability of its controlling organization be directly connected to electronic component encapsulating quality.
Encapsulating controlling organization is mainly made up of power-driven mechanism, glue conveying and adjustment control three parts.Traditional encapsulating
Controlling organization power-driven mechanism generally use volume is big, weight is heavy, vibrates big DC stepper motor as driving, and it drives
System of mechanical levers drives liquid glue conveyor piston or barrier film to realize and move back and forth, and piston or barrier film suck in the preceding half cycle of stroke
Liquid glue is simultaneously discharged pump head by conveying liquid glue in second half, and glue needed for completion is continuously drawn and discharge.
Existing encapsulating controlling organization has that encapsulating amount control accuracy is poor, and encapsulating speed is non-adjustable, and can not realize encapsulating control
The problems such as organization volume miniaturization processed.
Utility model content
In view of the shortcomings of the prior art, technical problem to be solved in the utility model is to propose a kind of encapsulating flow to connect
Continue adjustable, encapsulating speed according to the adjustable adjustable encapsulating controlling organization of different liquids adhesiveness.
The adjustable encapsulating controlling organization of above-mentioned technical problem is can solve the problem that, its technical scheme includes pump head and the pump housing, and institute is not
Same is that the pump head is the left and right first, second pump head unit for being installed on pump housing front end side by side, corresponding to first, second pump
For head unit in being provided with first, second control gluing mechanism in the pump housing, the pump housing is externally provided with controls gluing mechanism driving power as first, second
DC servo motor, wherein
1st, each pump head unit includes preceding pump head and rear pump head, and middle pump head core and upper and lower valve are provided with the preceding pump head
Seat, the pump head in-core are provided with liquid storage cylinder, and the charging aperture of upper valve base is connected by the check valve set between valve seat and pump head core
Liquid storage cylinder, the discharging opening of lower valve base connect liquid storage cylinder by the check valve set between valve seat and pump head core, it is described after in pump head
Provided with the plunger by compression spring return backward, the piston rod of the plunger front end between preceding pump head and rear pump head by connecting
Plunger shaft be placed in before in pump head, the liquid storage cylinder connects with the plunger shaft in preceding pump head, the liquid storage cylinder phase of left and right pump head core
It is logical.
2nd, first, second control gluing mechanism includes first, second cam, and first, second cam coaxial, which is installed in the pump housing, to be set
On the power transmission shaft put, the rear end push rod top pressure of each plunger return backward is on the curved surface profile of corresponding cam, first, second cam
Lift angle, the backhaul angle of curved surface profile are 0 °~140 °, and the angular phase difference of first, second cam is 180 °.
3rd, the power transmission shaft is connected between the shaft end outside the pump housing and the output shaft of DC servo motor by transmission mechanism.
To prevent glue from leaking, between the plunger shaft of the piston rod and preceding pump head be provided with resistance glue seal, piston rod with
Sealing gasket is provided between the plunger shaft of pump head afterwards, between the preceding pump head and the joint face of rear pump head be provided with resistance glue seal and
The coaxial sealing ring of sealing gasket.
Ensure encapsulating quality to produce bubble in control glue, the pressure that pressure measurement is carried out to discharging opening glue is especially set
Sensing mechanism, for the operating pressure of real-time display pump head, the pressure sensing mechanism passes through under lower linking tube and first or second
The discharging opening of valve seat is connected, and the discharge valve that aerial drainage is carried out to glue is provided with the pressure sensing mechanism.
Adhesive liquid quantity is controlled out to be accurate, the DC servo motor is provided with the coding of detection output rotating speed and amount of spin
Device.
The preferred structure of the transmission mechanism includes synchronous belt pulley transmission pair, and the synchronous belt pulley transmission is secondary to be included by synchronization
The active small pulley of band connection and driven big belt wheel, the active small pulley are installed on the output shaft of DC servo motor, institute
Driven big belt wheel is stated to be installed on power transmission shaft.
The beneficial effects of the utility model：
Encapsulating controlling organization has dumping amount that the utility model is adjustable and dumping speed is adjustable and the spy such as small volume, in light weight
Point, there are extensive market prospects, be embodied in：
1st, it is small with the constant and operation vibrations adjustable with rotating speed of transfer of torque using DC servo motor as driving power
The characteristics of.
2nd, driven big belt wheel is driven to drive first, second cam rotation using timing belt, alternately reciprocal driving first, second
The structure of piston rod movement, effectively reduce volume and weight.
3rd, using the parallel reciprocating pump structure of double plunger, it is ensured that inhale the continuity of glue and dumping.
4th, by the control of rotating speed and amount of spin to DC servo motor, it is precisely controlled the reciprocal operation time of pump housing plunger
Number, so as to be precisely controlled the capacity of transmission glue.
5th, glue transmission channel is closed using rubber sealing structure, certain negative pressure requirements can be met, reduced glue and exist
The generation of bubble in transmitting procedure.
Brief description of the drawings
Fig. 1 is a kind of front view of embodiment of the utility model.
Fig. 2 is the top view of Fig. 1 embodiments.
Fig. 3 is the side view of Fig. 1 embodiments.
Fig. 4 is the A-A cut-away views in Fig. 2, is shown as the internal structure of pump head unit.
Fig. 5 is the structural representation of first, second control gluing mechanism inside Fig. 1, Fig. 2 embodiment middle pump body.
Figure number identifies：1st, the pump housing；2nd, the first pump head unit；3rd, the second pump head unit；4th, the first cam；5th, the second cam；
6th, DC servo motor；7th, preceding pump head；8th, rear pump head；9th, pump head core；10th, upper valve base；11st, lower valve base；12nd, liquid storage cylinder；13rd, it is single
To valve；14th, compression spring；15th, plunger；15-1, piston rod；15-2, push rod；16th, power transmission shaft；17th, timing belt；18th, it is actively small
Belt wheel；19th, driven big belt wheel；20th, pressure sensing mechanism；21st, lower linking tube；22nd, discharge valve；23rd, glue seal is hindered；24th, seal
Pad；25th, sealing ring；26th, pump box；27th, sliding block；28th, rear washing pipe；29th, bearing；30th, encoder；31st, baffle plate；32nd, beam；
33rd, plunger shaft；34th, steady pin；35th, fixed plate.
Embodiment
Illustrated embodiment is described further to the technical solution of the utility model below in conjunction with the accompanying drawings.
The utility model is adjustable encapsulating controlling organization, its technical scheme include the pump housing 1 being installed in pump box 26, the pump
The front end of body 1 is provided with pump head, and the DC servo motor 6 of encoder 30 is provided with the pump box 26 of the rear end of the pump housing 1, described straight
Flow servo motor 6 drives the pump head on the pump housing 1 to work by synchronous pulley driving mechanism, and the pump head is parallel using double plunger
Reciprocal pump head structure, the interior arranged on left and right sides that the pump housing 1 is limited in provided with baffle plate 31 of the pump box 26, the bottom of cabinet 26 is provided with and paid for first
Beam 32 below the pump housing 1, as shown in Figure 1, Figure 2, Figure 3 shows.
The pump head is left and right first, second pump head unit 2,3 arranged side by side, the inside of first, second pump head unit 2,3
Structure is identical, includes mutual close-connected preceding pump head 7 and rear pump head 8.
Centre in the preceding pump head 7 is provided with pump head core 9, and the center of inside of the pump head core 9 offers liquid storage cylinder 12, institute
State liquid storage cylinder 12 connect open up backward and before pass-out pump head 7 plunger shaft 33, the upper/lower terminal of preceding pump head 7 is respectively equipped with screw thread
The upper valve base 10 and lower valve base 11 of installation are screwed, a check valve 13, the check valve 13 are provided between upper valve base 10 and pump head core 9
The charging aperture of upper valve base 10 and the liquid storage cylinder 12 of pump head core 9 are turned on, another check valve is provided between lower valve base 11 and pump head core 9
13, the discharging opening of the liquid storage cylinder 12 and lower valve base 11 of the check valve 13 conducting pump head core 9, the liquid storage cylinder between left and right pump head core 9
12 communicate；Also plunger shaft 33 is offered after described inside pump head 8, the plunger shaft 33 in preceding pump head 7 and rear pump head 8 coaxially communicates,
The piston rod 15-1 of the front end of plunger 15 is inserted into the plunger shaft 33 of preceding pump head 7 and rear pump head 8, and the plunger 15 is located at rear pump head
It is pre- between plunger 15 and rear pump head 8 between 8 upper and lower steady pin 34 and fixed plate 35 (being installed on upper and lower steady pin 34)
Tightly there is compression spring 14, under the effect of compression spring 14, the return and spacing by fixed plate 35 backward of plunger 15, as shown in Figure 4.
Resistance glue seal 23, piston rod 15-1 and rear pump are provided between the plunger shaft of the piston rod 15-1 and preceding pump head 7
Sealing gasket 24 (available buffer plunger 15), the preceding pump head 7 and rear pump head are provided between the reaming rear end of first 8 back segment of plunger shaft 33
The sealing ring 25 coaxial with resistance glue seal 23 and sealing gasket 24 is provided between 8 joint face；Corresponding to the back segment of plunger shaft 33
Reaming front end is provided with the rear washing pipe 28 outside pump head 8 after pass-out in the rear pump head 8, as shown in Figure 4.
The first, second control gluing mechanism corresponding to first, second plunger 15, first, second control glue are provided with the pump housing 1
Mechanism includes first, second cam 4,5 respectively, and first, second cam 4,5 is coaxially installed on power transmission shaft 16, and first, second is convex
Limited and the correspondence position of first, second plunger 15, the both ends of the power transmission shaft 16 by the spacer on power transmission shaft 16 between wheel 4,5
Installed by bearing 29, outside the left end pass-out pump housing 1 of power transmission shaft 16；The push rod 15-2 of each rear end of plunger 15 passes through the top pressure of sliding block 27
On the curved surface profile of corresponding cam, the sliding block 27 in floated in the pump housing 1 set and can it is forward and backward slidably, first, second
Cam 4, the lift angle of 5 curved surface profiles, backhaul angle are 0 °~140 °, and the angular phase of first, second cam 4,5 is poor
For 180 °, as shown in Figure 1, shown in Figure 5.
The synchronous pulley driving mechanism is synchronous belt pulley transmission pair, and the synchronous belt pulley transmission is secondary to be included by timing belt 17
The active small pulley 18 and driven big belt wheel 19 of connection, the active small pulley 18 are installed on DC servo motor 6 and stretched out to the left
Output shaft on, the driven big belt wheel 19 is installed on the overhanging end of power transmission shaft 16, as shown in Figure 1, Figure 2, Figure 5.
The front end face of the pump housing 1 is provided with pressure sensing mechanism 20, and the pressure sensing mechanism 20 passes through lower linking tube 21
The discharging opening of the lower valve base 11 of the first pump head unit 2 is connected, the pressure sensing mechanism 20 is provided with discharge valve 22, such as Fig. 3 institutes
Show.
The method of operation of the present utility model differs 140 ° for the upper lift and decline journey of first, second cam 4,5, so as to hand over
Realize that first, second pump head unit 2,3 continuously inhales glue and dumping for first, second plunger 15 of driving, so as to complete a company
The continuous suction glue dumping cycle, specifically：
1st, DC servo motor 6 starts.
2nd, when the first cam 4 for driving the first plunger 15, which is gone to, declines journey, after the first plunger 15 is by compression spring 14
Reset (piston rod 15-1 leaves liquid storage cylinder 12) is moved back, the upper valve base 10 of the first pump head unit 2, which is in, inhales gluey state, now the second post
Second cam 5 of plug 15 goes to lift, and the second plunger 15 is in forward travel state (piston rod 15-1 advances to liquid storage cylinder 12), the
The lower valve base 11 of two pump head units 3 is in dumping state.
3rd, when driving the first cam 4 of the first plunger 15 to go to upper lift, the first plunger 15 is in forward travel state (piston
Bar 15-1 advances to liquid storage cylinder 12), the lower valve base 11 of the first pump head unit 2 is in dumping state, now the of the second plunger 15
Two cams 5 go to decline journey, and the second plunger 15 is retreated by compression spring 14 resets (piston rod 15-1 leaves liquid storage cylinder 12), the
The upper valve base 10 of two pump head units 3, which is in, inhales gluey state.
Claims (5)
1. adjustable encapsulating controlling organization, including pump head and the pump housing (1), it is characterised in that：The pump head is installed on side by side to be left and right
The first, second pump head unit (2,3) of the pump housing (1) front end, set corresponding to first, second pump head unit (2,3) in the pump housing (1)
There is first, second control gluing mechanism, the pump housing (1) is externally provided with the DC servo motor as first, second control gluing mechanism driving power
(6), wherein
1., each pump head unit include preceding pump head (7) and rear pump head (8), middle pump head core (9) is provided with the preceding pump head (7)
With upper and lower valve seat (10,11), be provided with liquid storage cylinder (12) in the pump head core (9), the charging aperture of upper valve base (10) by valve seat and
Check valve (13) the connection liquid storage cylinder (12) set between pump head core (9), the discharging opening of lower valve base (11) pass through valve seat and pump head
Check valve (13) the connection liquid storage cylinder (12) set between core (9), be provided with after described in pump head (8) by compression spring (14) to
The plunger (15) of return afterwards, the piston rod (15-1) of plunger (15) front end between preceding pump head (7) and rear pump head (8) by connecting
Logical plunger shaft (33) is placed in preceding pump head (7), and the liquid storage cylinder (12) connects with the plunger shaft (33) in preceding pump head (7), left,
Liquid storage cylinder (12) between right pump head core (9) communicates；
2., first, second control gluing mechanism include first, second cam (4,5), first, second cam (4,5) is coaxially installed on pump
On the power transmission shaft (16) set in body (1), rear end push rod (15-2) top pressure of each plunger (15) return backward is in corresponding cam
On curved surface profile, the lift angle, backhaul angle of first, second cam (4,5) curved surface profile are 0 °~140 °, and first,
The angular phase difference of second cam (4,5) is 180 °；
3., the power transmission shaft (16) pass through driver between the outer shaft end of the pump housing (1) and the output shaft of DC servo motor (6)
Structure connects.
2. adjustable encapsulating controlling organization according to claim 1, it is characterised in that：The piston rod (15-1) and preceding pump head
(7) resistance glue seal (23) is provided between plunger shaft (33), between piston rod (15-1) and the plunger shaft (33) of rear pump head (8)
It is provided with provided with sealing gasket (24), between the joint face of the preceding pump head (7) and rear pump head (8) and resistance glue seal (23) and sealing
Pad (24) coaxial sealing ring (25).
3. adjustable encapsulating controlling organization according to claim 1, it is characterised in that：Provided with to the progress pressure measurement of discharging opening glue
Pressure sensing mechanism (20), the pressure sensing mechanism (20) passes through lower linking tube (21) and the first or second lower valve base (11)
Discharging opening is connected, and the discharge valve (22) that aerial drainage is carried out to glue is provided with the pressure sensing mechanism (20).
4. adjustable encapsulating controlling organization according to claim 1, it is characterised in that：Set on the DC servo motor (6)
There is the encoder (30) of detection output rotating speed and amount of spin.
5. the adjustable encapsulating controlling organization according to any one of Claims 1 to 4, it is characterised in that：The driver
Structure includes synchronous belt pulley transmission pair, the synchronous belt pulley transmission is secondary include by timing belt (17) connection active small pulley (18) and
Driven big belt wheel (19), the active small pulley (18) are installed on the output shaft of DC servo motor (6), the driven big band
Wheel (19) is installed on power transmission shaft (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721042713.XU CN207204508U (en) | 2017-08-18 | 2017-08-18 | Adjustable encapsulating controlling organization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721042713.XU CN207204508U (en) | 2017-08-18 | 2017-08-18 | Adjustable encapsulating controlling organization |
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| Publication Number | Publication Date |
|---|---|
| CN207204508U true CN207204508U (en) | 2018-04-10 |
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ID=61815916
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721042713.XU Active CN207204508U (en) | 2017-08-18 | 2017-08-18 | Adjustable encapsulating controlling organization |
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| CN (1) | CN207204508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377306A (en) * | 2017-08-18 | 2017-11-24 | 桂林航天电子有限公司 | Adjustable encapsulating controlling organization |
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2017
- 2017-08-18 CN CN201721042713.XU patent/CN207204508U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377306A (en) * | 2017-08-18 | 2017-11-24 | 桂林航天电子有限公司 | Adjustable encapsulating controlling organization |
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