CN105397981A - Spray nozzle with injection amount regulating function for injection molding machine - Google Patents
Spray nozzle with injection amount regulating function for injection molding machine Download PDFInfo
- Publication number
- CN105397981A CN105397981A CN201510902649.7A CN201510902649A CN105397981A CN 105397981 A CN105397981 A CN 105397981A CN 201510902649 A CN201510902649 A CN 201510902649A CN 105397981 A CN105397981 A CN 105397981A
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- China
- Prior art keywords
- nozzle
- nozzle body
- spray nozzle
- fixed
- flowing lumen
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/20—Injection nozzles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a spray nozzle with an injection amount regulating function for an injection molding machine. The spray nozzle comprises a spray nozzle body, wherein the middle part of the front end surface of the spray nozzle body is provided with a connecting column extending forwards; the connecting column is in screw joint on a spray nozzle head; the middle part of the spray nozzle head is provided with a spray nozzle hole; the middle part of the spray nozzle body is provided with a step-shaped circulating cavity; the step-shaped circulating cavity comprises a front circulating cavity and a rear large-diameter circulating cavity; the front end surface of the rear large-diameter circulating cavity is a spherical surface; the inner threads are arranged on the inner side wall of the rear large-diameter circulating cavity; a circular valve plate is in plug bush in the rear large-diameter circulating cavity; the side wall of the circular valve plate clings to the spherical surface; the middle part of the circular valve plate is fixed with a rotary shaft; the two ends of the rotary shaft are hinged in jacks in two side walls of the rear large-diameter circulating cavity; and one end of the rotary shaft extends out of the spray nozzle body and is fixed with a rotary gear. The spray nozzle is good in glue solution injecting effect, good in regulating effect, high in precision, convenient to dismount, and convenient to clean.
Description
Technical field:
The present invention relates to injection machine accessory technical field, relating to a kind of injection machine in particular with having the nozzle automatically regulating emitted dose.
Background technology:
The material melts of injection machine is realized by rubber melting cylinder assembly.Will produce uniform injecting products under certain back pressure, and its general amount of flow of the shower nozzle of existing injection machine is certain, emitted dose is certain, and the adjustment of its size and speed is all by regulating the glue entering nozzle to realize, and its degree of regulation is not high.
Meanwhile, its dismounting trouble of existing nozzle, cleaning trouble.
Summary of the invention:
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of injection machine with having the nozzle automatically regulating emitted dose, its gelatin jet is effective, and regulating effect is good, and precision is high, and its convenient disassembly, easy to clean.
The scheme that the present invention solve the technical problem is:
A kind of injection machine regulates the nozzle of emitted dose automatically with having, comprise nozzle body, there is in the middle part of the front end face of described nozzle body the joint pin extended forward, joint pin is screwed onto on nozzle head, in the middle part of nozzle head, there is nozzle bore, the middle part of nozzle body has stairstepping flowing lumen, stairstepping flowing lumen comprises front flowing lumen and rear portion major diameter flowing lumen, the front end face of rear portion major diameter flowing lumen is spherical, the madial wall of rear portion major diameter flowing lumen has internal thread, circular valve block sleeve is in the major diameter flowing lumen of rear portion, the sidewall of circular valve block is also close to spherical, the middle part of circular valve block is fixed with turning cylinder, the two ends of turning cylinder are hinged in the jack that the two side of rear portion major diameter flowing lumen has, one end of turning cylinder is stretched out nozzle body and is fixed with transmitting gear, the lateral wall of nozzle body is fixed with driving mechanism, the tooth bar of driving mechanism is meshed with transmitting gear.
The rear outside wall of described nozzle body has the limiting section that outward radial extends.
Be bolted with filter block in the major diameter flowing lumen of described rear portion, the middle part of filter block has multiple opening, and the front end face of filter block is rear spherical, the sidewall of rear spherical and circular valve block near.
The rear portion of described nozzle bore is conical section, middle part is changeover portion, front portion is jet segment, the rear end diameter of conical section is greater than point diameter, changeover portion is cylindrical hole, the point diameter of jet segment is greater than rear end diameter, the rear end of jet segment communicates with one end of changeover portion, and the rear end of changeover portion communicates with the front end of conical section.
The rear end face of described nozzle body is nested with sealing ring, sealing ring is pressed against on the front end face of nozzle body, in the middle part of the rear end of nozzle head, there is bolt apertures, joint pin is screwed onto in bolt apertures, the front end face of bolt apertures has annular protrusion, and annular protrusion is nested in the annular groove that the front end face of joint pin has.
The madial wall of described jack is nested with primary seal circle, primary seal circle elasticity is pressed against on the rotating shaft.
Described driving mechanism comprises contiguous block, contiguous block is fixed on the front outsides wall of nozzle body, the upper plane of contiguous block is fixed with guide pad, guide pad has gathering sill, the sidewall of contiguous block is fixed with two and regulates gripper shoe, the two ends of rotating screw bolt are hinged on two and regulate in gripper shoe, one of them regulates in gripper shoe and is fixed with adjustment motor, the output shaft regulating motor is splined shaft, in the splined hole that splined shaft sleeve has in one end of the rotating screw bolt of correspondence, regulate block to be screwed onto in rotating screw bolt and sleeve in gathering sill, regulate on block and be fixed with tooth bar.
Outstanding effect of the present invention is:
Compared with prior art, its gelatin jet is effective, and regulating effect is good, and precision is high, and its convenient disassembly, easy to clean.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is partial top view of the present invention.
Detailed description of the invention:
Embodiment, see as shown in Figure 1 to Figure 2, a kind of injection machine regulates the nozzle of emitted dose automatically with having, comprise nozzle body 10, there is in the middle part of the front end face of described nozzle body 10 joint pin 11 extended forward, joint pin 11 is screwed onto on nozzle head 30, there is in the middle part of nozzle head 30 nozzle bore 31, the middle part of nozzle body 10 has stairstepping flowing lumen 12, stairstepping flowing lumen 12 comprises front flowing lumen 13 and rear portion major diameter flowing lumen 14, the front end face of rear portion major diameter flowing lumen 14 is spherical 141, the madial wall of rear portion major diameter flowing lumen 14 has internal thread, circular valve block 20 sleeve is in rear portion major diameter flowing lumen 14, the sidewall of circular valve block 20 is also close to spherical 141, the middle part of circular valve block 20 is fixed with turning cylinder 21, the two ends of turning cylinder 21 are hinged in the jack 142 that the two side of rear portion major diameter flowing lumen 14 has, one end of turning cylinder 21 is stretched out nozzle body 10 and is fixed with transmitting gear 22, the lateral wall of nozzle body 30 is fixed with driving mechanism 40, the tooth bar 41 of driving mechanism 40 is meshed with transmitting gear 22.
Further, the rear outside wall of described nozzle body 10 has the limiting section 23 that outward radial extends.
Further, be bolted with filter block 15 in described rear portion major diameter flowing lumen 14, the middle part of filter block 15 has multiple opening 151, and the front end face of filter block 15 is rear spherical 152, the sidewall of rear spherical 152 and circular valve block 20 near.
Further, the rear portion of described nozzle bore 31 is conical section 311, middle part is changeover portion 312, front portion is jet segment 313, the rear end diameter of conical section 311 is greater than point diameter, changeover portion 312 is cylindrical hole, the point diameter of jet segment 313 is greater than rear end diameter, the rear end of jet segment 313 communicates with one end of changeover portion 312, and the rear end of changeover portion 312 communicates with the front end of conical section 311.
Further, the rear end face of described nozzle body 10 is nested with sealing ring 1, sealing ring 1 is pressed against on the front end face of nozzle body 10, in the middle part of the rear end of nozzle head 30, there is bolt apertures, joint pin 11 is screwed onto in bolt apertures, the front end face of bolt apertures has annular protrusion 32, annular protrusion 32 is nested in the annular groove 112 that the front end face of joint pin 11 has.
Further, the madial wall of described jack 142 is nested with primary seal circle 2, primary seal circle 2 elasticity is pressed against on turning cylinder 21.
Further, described driving mechanism 40 comprises contiguous block 42, contiguous block 42 is fixed on the front outsides wall of nozzle body 10, the upper plane of contiguous block 42 is fixed with guide pad 43, guide pad 43 has gathering sill 44, the sidewall of contiguous block 42 is fixed with two and regulates gripper shoe 45, the two ends of rotating screw bolt 46 are hinged on two and regulate in gripper shoe 45, one of them regulates in gripper shoe 45 and is fixed with adjustment motor 47, the output shaft regulating motor 47 is splined shaft, in the splined hole that splined shaft sleeve has in one end of the rotating screw bolt 46 of correspondence, regulate block 48 to be screwed onto in rotating screw bolt 46 and sleeve in gathering sill 44, regulate on block 48 and be fixed with tooth bar 41.
Operation principle: run by regulating motor 47 the movable transmitting gear 22 that realizes realizing tooth bar 4 and rotate, thus realize circular valve block 20 and rotate, circular valve block 20 is regulated to stop the circulation area of the front end face of rear portion major diameter flowing lumen 14, thus coutroi velocity and flow, its degree of regulation is high, effective.
Wherein, the rear portion of nozzle bore 31 is conical section 311, middle part is changeover portion 312, front portion is jet segment 313, the rear end diameter of conical section 311 is greater than point diameter, changeover portion 312 is cylindrical hole, the point diameter of jet segment 313 is greater than rear end diameter, the rear end of jet segment 313 communicates with one end of changeover portion 312, and the rear end of changeover portion 312 communicates with the front end of conical section 311, makes jeting effect better.
Sealing ring 1 and primary seal circle 2 adopt high-temperature resistant seal ring, and all parts in the present embodiment all can disassembly, cleaning and replacing, very convenient.
Finally; above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification, therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (7)
1. an injection machine is with having the nozzle automatically regulating emitted dose, comprise nozzle body (10), it is characterized in that: there is in the middle part of the front end face of described nozzle body (10) joint pin (11) extended forward, joint pin (11) is screwed onto on nozzle head (30), nozzle head (30) middle part has nozzle bore (31), the middle part of nozzle body (10) has stairstepping flowing lumen (12), stairstepping flowing lumen (12) comprises front flowing lumen (13) and rear portion major diameter flowing lumen (14), the front end face at rear portion major diameter flowing lumen (14) is spherical (141), the madial wall at rear portion major diameter flowing lumen (14) has internal thread, circular valve block (20) sleeve is in rear portion major diameter flowing lumen (14), the sidewall of circular valve block (20) is also close to spherical (141), the middle part of circular valve block (20) is fixed with turning cylinder (21), the two ends of turning cylinder (21) are hinged in the jack (142) that the two side at rear portion major diameter flowing lumen (14) has, one end of turning cylinder (21) is stretched out nozzle body (10) and is fixed with transmitting gear (22), the lateral wall of nozzle body (30) is fixed with driving mechanism (40), the tooth bar (41) of driving mechanism (40) is meshed with transmitting gear (22).
2. a kind of injection machine according to claim 1 is with having the nozzle automatically regulating emitted dose, it is characterized in that: the rear outside wall of described nozzle body (10) has the limiting section (23) that outward radial extends.
3. a kind of injection machine according to claim 1 is with having the nozzle automatically regulating emitted dose, it is characterized in that: in described rear portion major diameter flowing lumen (14), be bolted with filter block (15), the middle part of filter block (15) has multiple opening (151), the front end face of filter block (15) is rear spherical (152), the sidewall of rear spherical (152) and circular valve block (20) near.
4. a kind of injection machine according to claim 3 is with having the nozzle automatically regulating emitted dose, it is characterized in that: the rear portion of described nozzle bore (31) is conical section (311), middle part is changeover portion (312), front portion is jet segment (313), the rear end diameter of conical section (311) is greater than point diameter, changeover portion (312) is cylindrical hole, the point diameter of jet segment (313) is greater than rear end diameter, the rear end of jet segment (313) communicates with one end of changeover portion (312), the rear end of changeover portion (312) communicates with the front end of conical section (311).
5. a kind of injection machine according to claim 4 is with having the nozzle automatically regulating emitted dose, it is characterized in that: the rear end face of described nozzle body (10) is nested with sealing ring (1), sealing ring (1) is pressed against on the front end face of nozzle body (10), in the middle part of the rear end of nozzle head (30), there is bolt apertures, joint pin (11) is screwed onto in bolt apertures, the front end face of bolt apertures has annular protrusion (32), annular protrusion (32) is nested in the annular groove (112) that the front end face of joint pin (11) has.
6. a kind of injection machine according to claim 1 is with having the nozzle automatically regulating emitted dose, it is characterized in that: the madial wall of described jack (142) is nested with primary seal circle (2), primary seal circle (2) elasticity is pressed against on turning cylinder (21).
7. a kind of injection machine according to claim 1 is with having the nozzle automatically regulating emitted dose, it is characterized in that: described driving mechanism (40) comprises contiguous block (42), contiguous block (42) is fixed on the front outsides wall of nozzle body (10), the upper plane of contiguous block (42) is fixed with guide pad (43), guide pad (43) has gathering sill (44), the sidewall of contiguous block (42) is fixed with two and regulates gripper shoe (45), the two ends of rotating screw bolt (46) are hinged on two and regulate in gripper shoe (45), one of them regulates in gripper shoe (45) and is fixed with adjustment motor (47), the output shaft regulating motor (47) is splined shaft, in the splined hole that splined shaft sleeve has in one end of the rotating screw bolt (46) of correspondence, regulate block (48) to be screwed onto in rotating screw bolt (46) and sleeve in gathering sill (44), regulate on block (48) and be fixed with tooth bar (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510902649.7A CN105397981B (en) | 2015-12-09 | 2015-12-09 | A kind of injection machine is used with the nozzle for automatically adjusting emitted dose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510902649.7A CN105397981B (en) | 2015-12-09 | 2015-12-09 | A kind of injection machine is used with the nozzle for automatically adjusting emitted dose |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105397981A true CN105397981A (en) | 2016-03-16 |
| CN105397981B CN105397981B (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510902649.7A Active CN105397981B (en) | 2015-12-09 | 2015-12-09 | A kind of injection machine is used with the nozzle for automatically adjusting emitted dose |
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| CN (1) | CN105397981B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6186764B1 (en) * | 1997-12-17 | 2001-02-13 | Kabushiki Kaisha Meiki Seisakusho | Injection molding machine |
| CN101552117A (en) * | 2008-12-31 | 2009-10-07 | 江苏波瑞电气有限公司 | 10KV and 20KV step voltage conversion input oil immersion-type distribution transformer |
| CN101564886A (en) * | 2008-12-11 | 2009-10-28 | 福建工程学院 | Rotary locking control method of plastic injecting nozzle |
| CN102837395A (en) * | 2012-09-17 | 2012-12-26 | 浙江合兴电子元件有限公司 | Nozzle head device for injection molding machine |
| CN205148774U (en) * | 2015-12-09 | 2016-04-13 | 荣昌精密机械(苏州)有限公司 | Injection molding machine is with nozzle that has automatically regulated injection quantity |
-
2015
- 2015-12-09 CN CN201510902649.7A patent/CN105397981B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6186764B1 (en) * | 1997-12-17 | 2001-02-13 | Kabushiki Kaisha Meiki Seisakusho | Injection molding machine |
| CN101564886A (en) * | 2008-12-11 | 2009-10-28 | 福建工程学院 | Rotary locking control method of plastic injecting nozzle |
| CN101552117A (en) * | 2008-12-31 | 2009-10-07 | 江苏波瑞电气有限公司 | 10KV and 20KV step voltage conversion input oil immersion-type distribution transformer |
| CN102837395A (en) * | 2012-09-17 | 2012-12-26 | 浙江合兴电子元件有限公司 | Nozzle head device for injection molding machine |
| CN205148774U (en) * | 2015-12-09 | 2016-04-13 | 荣昌精密机械(苏州)有限公司 | Injection molding machine is with nozzle that has automatically regulated injection quantity |
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| Publication number | Publication date |
|---|---|
| CN105397981B (en) | 2017-12-19 |
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