CN204996681U - Manual injecting glue rifle of precision injection - Google Patents
Manual injecting glue rifle of precision injection Download PDFInfo
- Publication number
- CN204996681U CN204996681U CN201520669105.6U CN201520669105U CN204996681U CN 204996681 U CN204996681 U CN 204996681U CN 201520669105 U CN201520669105 U CN 201520669105U CN 204996681 U CN204996681 U CN 204996681U
- Authority
- CN
- China
- Prior art keywords
- glue cylinder
- injecting
- injecting glue
- needle
- rifle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Coating Apparatus (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to an injecting glue rifle technical field especially relates to a manual injecting glue rifle of precision injection, and it includes the rifle mouth, glue cylinder, rifle lid subassembly, manual valve, accurate relief pressure valve, be provided with the needle that is used for opening or closing the injecting glue mouth in the rifle mouth, manual injecting glue rifle of precision injection still includes the injecting glue cylinder that is used for driving the needle, and the injecting glue cylinder is provided with the piston rod, and the piston rod is connected with the needle transmission. Compare with the manual injecting glue rifle of tradition, the utility model discloses an injecting glue cylinder drives the needle and controls opening or closing of rifle mouth, need not to adopt the spring to the phenomenon of having avoided leading to rifle mouth glue dripping because of the spring is ageing takes place, furthermore, the utility model discloses an injecting glue cylinder drive needle, and injecting glue cylinder volume is little, the activity stroke is short, the reaction is sensitive, consequently, the utility model discloses a but the injecting glue cylinder accurate control time of moulding plastics.
Description
Technical field
The utility model relates to colloid-injecting gun technical field, particularly relates to the manual colloid-injecting gun of a kind of precise injection molding.
Background technology
Traditional manual colloid-injecting gun, as shown in Figure 1, mainly comprises with lower component: 1., 2., 3., 4., precise pressure-reducing valve 5. for hand-operated valve for rifle cap assemblies for glue cylinder for rifle nozzle assembly; Wherein, 1. rifle nozzle assembly comprises rifle mouth, regulating block, rifle pin, rifle mouth contiguous block, sealing ring, spring, locking nut.Its operation principle: PUR join glue cylinder 2. in, heat fused; When injection moulding, first 4. hand-operated valve is opened, make compressed air enter into glue cylinder 2. in, make glue cylinder 2. in pressure raise, thus strut the spring of rifle nozzle assembly, rifle mouth opened, allow PUR flow out from rifle mouth, be expelled in mould by rifle mouth.
The defect of this manual colloid-injecting gun is: in use procedure, the easy ageing failure of (particularly spring in an environment of high temperature) spring, thus causes rifle mouth to drip glue; Further, because spring is that the pressure produced by the compressed air in glue cylinder is strutted, complete when injection time, in glue cylinder, space is larger, and exhaust needs the time, causes injecting glue and closes delay, thus cannot accurately read and control injection time.
Utility model content
The purpose of this utility model is to provide a kind of for the deficiencies in the prior art avoids rifle mouth to drip glue, accurately control the manual colloid-injecting gun of precise injection molding of injection time.
To achieve these goals, the utility model is by the following technical solutions:
The manual colloid-injecting gun of a kind of precise injection molding, comprising: rifle mouth, glue cylinder, rifle cap assemblies, hand-operated valve, precise pressure-reducing valve; Described rifle mouth is installed on the gum outlet of described glue cylinder, and described rifle mouth offer gum-injecting port; Be provided with the needle being used to open or close described gum-injecting port in described rifle mouth, the manual colloid-injecting gun of described precise injection molding also comprises the injecting glue cylinder for driving described needle, and described injecting glue cylinder is provided with piston rod, and described piston rod and described needle are in transmission connection; When the piston rod of described injecting glue cylinder is for stretching out state, described piston rod drives described needle eject and close described gum-injecting port; When the piston rod of described injecting glue cylinder is for returning state, described piston rod drives described needle retract and open described gum-injecting port.
Wherein, comprise the magnetic valve for controlling described injecting glue cylinder further, when described magnetic valve is original state, the piston rod of described injecting glue cylinder is the state of stretching out.
Wherein, the side of described glue cylinder is one-body molded fixed part, and described rifle mouth is mounted on the bottom of described fixed part, and described fixed part offers the passage for being communicated with described rifle mouth and glue cylinder; Described injecting glue cylinder is mounted on the top of described fixed part, and described fixed part offers the through hole passed for described needle; The bottom of described needle is stretched in described rifle mouth, and the top of described needle and the piston rod of described injecting glue cylinder are in transmission connection, and are provided with valve needle cover and black box in the through hole of described fixed part.
Wherein, the bottom of described fixed part forms the installing port of protrusion, and described rifle mouth is threadedly connected to described installing port; The passage of described fixed part is in being horizontally disposed with, and the through hole of described fixed part is vertical setting.
Wherein, described rifle cap assemblies is installed on the top of described glue cylinder.
Wherein, described hand-operated valve is connected by the air inlet of pipeline with described glue cylinder with precise pressure-reducing valve.
The utility model beneficial effect is:
Compared with traditional manual colloid-injecting gun, the utility model controls opening or closing of rifle mouth by injecting glue air cylinder driven needle, without the need to adopting spring, thus avoids and to cause because of spring deteriorates the phenomenon that rifle mouth drips glue to occur; Further, the utility model is by injecting glue air cylinder driven needle, and injecting glue cylinder volume is little, active strokes is short, be quick on the draw, and therefore, the utility model accurately can control injection time by injecting glue cylinder.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional manual colloid-injecting gun.
Fig. 2 is the structural representation of the manual colloid-injecting gun of precise injection molding of the present utility model.
Fig. 3 is the enlarged diagram at A place in Fig. 2.
Comprise in figs. 2 and 3:
10---rifle mouth, 11---gum-injecting port, 20---glue cylinder, 21---fixed part, 22---passage, 23---installing port, 30---rifle cap assemblies, 40---hand-operated valve, 50---precise pressure-reducing valve, 60---needle, 61---valve needle cover, 62---black box, 70---injecting glue cylinder, 71---piston rod, 80---magnetic valve.
Detailed description of the invention
In order to describe the technical solution of the utility model in detail, below in conjunction with the accompanying drawing of the utility model embodiment, clear, complete description is carried out to the technical scheme of the utility model embodiment.Obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on described embodiment of the present utility model, the every other embodiment that those of ordinary skill in the art obtain under without the need to the prerequisite of creative work, all belongs to the scope of the utility model protection.
Please refer to Fig. 2 and Fig. 3, the manual colloid-injecting gun of precise injection molding of the present utility model, comprising: rifle mouth 10, glue cylinder 20, rifle cap assemblies 30, hand-operated valve 40, precise pressure-reducing valve 50.Wherein, rifle mouth 10 is installed on the gum outlet of glue cylinder 20, and rifle mouth 10 offer gum-injecting port 11, be provided with the needle 60 being used to open or close gum-injecting port 11 in rifle mouth 10.The utility model also comprises the injecting glue cylinder 70 for valve needle 60, and injecting glue cylinder 70 is provided with piston rod 71, and piston rod 71 and needle 60 are in transmission connection; When the piston rod 71 of injecting glue cylinder 70 is for stretching out state, piston rod 71 valve needle 60 ejects and closes gum-injecting port 11 (as shown in Figure 2); When the piston rod 71 of injecting glue cylinder 70 is for returning state, piston rod 71 valve needle 60 is retracted and opens gum-injecting port 11.The utility model controls opening or closing of rifle mouth 10 by injecting glue cylinder 70 valve needle 60, without the need to adopting spring, thus avoids and causes because of spring deteriorates the phenomenon of rifle mouth 10 glue to occur; Further, the utility model is by injecting glue cylinder 70 valve needle 60, namely the size of control injection time of the present utility model and glue cylinder 20 has nothing to do, and injecting glue cylinder 70 can do volume little, active strokes is short, be quick on the draw, therefore, compared with traditional manual colloid-injecting gun, the utility model more accurately can control injection time.
Preferably, the utility model comprises the magnetic valve 80 for controlling injecting glue cylinder 70 further, when magnetic valve 80 is original state, the piston rod 71 of injecting glue cylinder 70 is the state of stretching out, and makes piston rod 71 valve needle 60 eject and close gum-injecting port 11 (as shown in Figure 2); When needs injection moulding, magnetic valve 80 is energized switching state, and the piston rod 71 controlling injecting glue cylinder 70 is the state of returning, and makes piston rod 71 valve needle 60 retract and open gum-injecting port 11.This structure, controls injection time more accurately by magnetic valve 80, and structure is also simple and convenient.
Preferably, the side of glue cylinder 20 is one-body molded fixed part 21, and fixed part 21 is for installing fixing rifle mouth 10, injecting glue cylinder 70 etc.Specifically, rifle mouth 10 is mounted on the bottom of fixed part 21, and fixed part 21 offers the passage 22 for being communicated with rifle mouth 10 and glue cylinder 20; Injecting glue cylinder 70 is mounted on the top of fixed part 21, and fixed part 21 offers the through hole passed for needle 60; The bottom of needle 60 is stretched in rifle mouth 10, and the top of needle 60 and the piston rod 71 of injecting glue cylinder 70 are in transmission connection, and this structure makes each parts compact, and production and assembly are convenient.Be provided with valve needle cover 61 and black box 62 in the through hole of fixed part 21, needle 60 and valve needle cover 61 precision-fit, have black box 62 to seal simultaneously, reveals after can preventing hotmelt melts toward injecting glue cylinder 70.
Preferably, the bottom of fixed part 21 forms the installing port 23 of protrusion, and rifle mouth 10 is threadedly connected to installing port 23, plays and connects reliably and sealing function.The passage 22 of fixed part 21 is in being horizontally disposed with, and the through hole of fixed part 21 is vertical setting, to make full use of space.
Preferably, rifle cap assemblies 30 is installed on the top of glue cylinder 20, by the top of rifle cap assemblies 30 for fluid sealant cylinder 20.Hand-operated valve 40 is connected by the air inlet of pipeline with glue cylinder 20 with precise pressure-reducing valve 50, and whether hand-operated valve 40 enters in glue cylinder 20 for controlling compressed air; In use, open hand-operated valve 40, compressed air can enter in glue cylinder 20, make the PUR in glue cylinder 20 produce certain pressure, and this force value regulates by precise pressure-reducing valve 50.
The manual colloid-injecting gun of precise injection molding of the present utility model, its operation principle: when not injection moulding, magnetic valve 80 is original state, and the piston rod 71 of injecting glue cylinder 70 is the state of stretching out, and makes piston rod 71 valve needle 60 eject and close gum-injecting port 11 (as shown in Figure 2); When needs injection moulding, magnetic valve 80 is energized switching state, and the piston rod 71 controlling injecting glue cylinder 70 is the state of returning, and makes piston rod 71 valve needle 60 retract and open gum-injecting port 11, realizes injection moulding.
In sum, the manual colloid-injecting gun of precise injection molding of the present utility model, the injection time that can solve traditional manual colloid-injecting gun is difficult to accurate control, spring drips the problem such as glue, injection pressure instability by heat ageing, rifle mouth.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; the technical solution of the utility model is modified or equivalent replacement, all belong to protection domain of the present utility model.
Claims (6)
1. the manual colloid-injecting gun of precise injection molding, comprising: rifle mouth, glue cylinder, rifle cap assemblies, hand-operated valve, precise pressure-reducing valve; Described rifle mouth is installed on the gum outlet of described glue cylinder, and described rifle mouth offer gum-injecting port;
It is characterized in that: in described rifle mouth, be provided with the needle being used to open or close described gum-injecting port, the manual colloid-injecting gun of described precise injection molding also comprises the injecting glue cylinder for driving described needle, described injecting glue cylinder is provided with piston rod, and described piston rod and described needle are in transmission connection; When the piston rod of described injecting glue cylinder is for stretching out state, described piston rod drives described needle eject and close described gum-injecting port; When the piston rod of described injecting glue cylinder is for returning state, described piston rod drives described needle retract and open described gum-injecting port.
2. the manual colloid-injecting gun of precise injection molding according to claim 1, is characterized in that: comprise the magnetic valve for controlling described injecting glue cylinder further, and when described magnetic valve is original state, the piston rod of described injecting glue cylinder is the state of stretching out.
3. the manual colloid-injecting gun of precise injection molding according to claim 1 and 2, it is characterized in that: the side of described glue cylinder is one-body molded fixed part, described rifle mouth is mounted on the bottom of described fixed part, and described fixed part offers the passage for being communicated with described rifle mouth and glue cylinder; Described injecting glue cylinder is mounted on the top of described fixed part, and described fixed part offers the through hole passed for described needle; The bottom of described needle is stretched in described rifle mouth, and the top of described needle and the piston rod of described injecting glue cylinder are in transmission connection, and are provided with valve needle cover and black box in the through hole of described fixed part.
4. the manual colloid-injecting gun of precise injection molding according to claim 3, is characterized in that: the bottom of described fixed part forms the installing port of protrusion, and described rifle mouth is threadedly connected to described installing port; The passage of described fixed part is in being horizontally disposed with, and the through hole of described fixed part is vertical setting.
5. the manual colloid-injecting gun of precise injection molding according to claim 4, is characterized in that: described rifle cap assemblies is installed on the top of described glue cylinder.
6. the manual colloid-injecting gun of precise injection molding according to claim 4, is characterized in that: described hand-operated valve is connected by the air inlet of pipeline with described glue cylinder with precise pressure-reducing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520669105.6U CN204996681U (en) | 2015-08-29 | 2015-08-29 | Manual injecting glue rifle of precision injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520669105.6U CN204996681U (en) | 2015-08-29 | 2015-08-29 | Manual injecting glue rifle of precision injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204996681U true CN204996681U (en) | 2016-01-27 |
Family
ID=55153586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520669105.6U Active CN204996681U (en) | 2015-08-29 | 2015-08-29 | Manual injecting glue rifle of precision injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204996681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057182A (en) * | 2015-08-29 | 2015-11-18 | 袁诚才 | Manual glue injection gun for precise injection molding |
| WO2020155687A1 (en) * | 2019-01-31 | 2020-08-06 | 南京苏上涂胶技术有限公司 | Manual adhesive gun |
-
2015
- 2015-08-29 CN CN201520669105.6U patent/CN204996681U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057182A (en) * | 2015-08-29 | 2015-11-18 | 袁诚才 | Manual glue injection gun for precise injection molding |
| WO2020155687A1 (en) * | 2019-01-31 | 2020-08-06 | 南京苏上涂胶技术有限公司 | Manual adhesive gun |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203030463U (en) | Cylinder-type sucking-back dispensing valve | |
| CN203472052U (en) | Valve needle type hot runner cylinder and valve needle type hot nozzle | |
| CN204996681U (en) | Manual injecting glue rifle of precision injection | |
| CN105057182A (en) | Manual glue injection gun for precise injection molding | |
| CN105387218B (en) | A kind of gas control guide electromagnetic valve | |
| CN203678633U (en) | Dispensing valve | |
| CN208742928U9 (en) | Rubber head on filter core | |
| CN201900088U (en) | Novel adhesive dispensing valve | |
| CN203413191U (en) | Self-adapted switching valve | |
| CN220010810U (en) | Pouring sealant storage device | |
| CN202219575U (en) | Cylinder applied to valve needle hot runner system | |
| CN208177748U (en) | A kind of detachable glue dispensing valve | |
| CN203967175U (en) | Injecting electrolyte into lithium battery device | |
| CN214500085U (en) | Electric regulating valve | |
| CN203516013U (en) | Cooperation structure of inlet valve and top cover of air compressor | |
| CN104526954A (en) | Resin transfer molding glue-injecting device | |
| CN202040350U (en) | Valve core assembly | |
| CN104827632A (en) | Double-speed needle valve | |
| CN205207862U (en) | Pneumatic plunger valve of PTFE | |
| CN204372226U (en) | A kind of solenoid valve | |
| CN203417819U (en) | Dedicated pneumatically-controlled glue injection gun for screw-type low-pressure glue injection machine | |
| CN202241791U (en) | Injection molding locating device for metal piece | |
| CN205236249U (en) | High pressure cleaner closes rifle arrester( -tor) | |
| CN214600093U (en) | Needle type dispensing, driving and controlling integrated quick-change machine head | |
| CN210266111U (en) | Heat conduction gel rubber coating ooff valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |