CN202592704U - Reset safety switch structure applied to injection mold - Google Patents
Reset safety switch structure applied to injection mold Download PDFInfo
- Publication number
- CN202592704U CN202592704U CN 201220144491 CN201220144491U CN202592704U CN 202592704 U CN202592704 U CN 202592704U CN 201220144491 CN201220144491 CN 201220144491 CN 201220144491 U CN201220144491 U CN 201220144491U CN 202592704 U CN202592704 U CN 202592704U
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- screw
- contact
- movable
- resilient contact
- safety switch
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- Expired - Fee Related
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a reset safety switch structure applied to an injection mold, and relates to the technical field of safety switch structures. The reset safety switch structure comprises a fixed component and a movable component, wherein the fixed component comprises a fixed insulator, an elastic contact and a first binding screw; the first binding screw is electrically connected with the elastic contact; the movable component comprises a movable insulator, an electric conductor, a second binding screw and a movable screw; and the movable screw is arranged over against the elastic contact. When a centre is completely reset, a contact end part of the elastic contact is in contact and connection with a small tip end part of the movable screw, a positive electrode wire and a negative electrode wire of a safety alarm device are connected and an injection molding machine can continuously run; and when the small tip end part of the movable screw is in contact with the contact end part of the elastic contact, the safety alarm device gives an alarm and the injection molding machine temporally stops running. The reset safety switch structure is connected with the safety alarm device, adopts a split type structural design, can be directly mounted and debugged in a visually measured manner, has high sensitivity and a long service life and is convenient to mount and debug.
Description
Technical field
The utility model relates to the safety switch construction technical field, relates in particular to a kind of safety switch construction that resets that is applied to injection mold.
Background technology
Utilizing injection mold to carry out in the process of injection mo(u)lding; If the thimble that is fixed between ejector retainner plate and the thimble panel can not normally fully reset; Bump just takes place and the pressing mold phenomenon occurs in parts such as the slide block on the injection mold easily, and mold damage also increases property loss.
For solving the problem that thimble can not normally reset fully, prior art generally adopts the position limitation protection switch to realize; Yet in actual use, there are many defectives in the position limitation protection switch; Be specially: the contact point of position limitation protection switch the inside could contact through after the elasticity precompressed; Difference on the control meeting generation time of stroke that this moves and contact point, simultaneously, finished product position limitation protection switch is enclosed; When Installation and Debugging, can't see the contact condition of its inner motor element, must be by using universal meter or injection moulding lathe repeatedly to try out just and can mix up; Simultaneously, the stroke protection switch damages easily, and service life is short.Comprehensive above-mentioned situation can know, stroke protection switch of the prior art exists that protection is insensitive, actuating length is long, easy damage, the life-span is short and be difficult for the defective of Installation and Debugging.
The utility model content
The purpose of the utility model is to the deficiency of prior art a kind of safety switch construction that resets that is applied to injection mold to be provided; This safety switch construction that resets is through being connected with the safety alarm device of injection machine and then carrying out Electronic Protection; Split-type structural is designed with and is beneficial to Installation and Debugging; The direct contact in contact can improve sensitivity, and long service life.
For achieving the above object, the utility model is realized through following technical scheme.
A kind of safety switch construction that resets that is applied to injection mold, the movable component that includes the fixation kit of the top clamping plate that is installed in injection mold and be installed in ejector retainner plate; But fixation kit include the fixed insulation body floating ground that is installed in top clamping plate be installed in the fixed insulation body resilient contact and with the electrode line of the safety alarm device of injection machine and negative line first terminal screw that polar curve is connected wherein; First terminal screw is electrically connected with resilient contact, and the contact end of resilient contact extends to the right side of fixed insulation body; Movable component includes the movable insulator, the electric conductor that is installed in movable insulator that are installed in ejector retainner plate, be installed in electric conductor and be used to connect second terminal screw and the active screw that adjustable ground is installed in electric conductor of another polar curve of safety alarm device of injection machine, and the little cephalic par of active screw extends to the left side of movable insulator; Active screw and resilient contact are over against setting, and when the thimble of injection mold resetted fully, the contact end of resilient contact and the little cephalic par of active screw touched.
Wherein, The corresponding said resilient contact of said fixed insulation body offers the contact installing hole; Resilient contact is flush-mounted in the installing hole of contact, and the contact installing hole is embedded with spring and end-blocking screw successively in the left side of resilient contact, and the end-blocking screw is bolted in the left part of contact installing hole; The both ends of spring respectively with the resilient contact and the end-blocking screw butt of side, but the resilient contact floating ground is installed between the right part of spring and contact installing hole.
Wherein, said fixed insulation body also is equiped with first lock screw, and first lock screw is bolted in the fixed insulation body, and first lock screw and said first terminal screw touch, the little cephalic par of first lock screw and said end-blocking screw butt.
Wherein, the corresponding said active screw of said electric conductor offers the movable screw pit, and the active screw adjustable ground is bolted in the movable screw pit; Electric conductor also is equiped with second lock screw, and second lock screw is bolted in electric conductor, the little cephalic par of second lock screw and active screw butt.
The beneficial effect of the utility model is: the described a kind of safety switch construction that resets that is applied to injection mold of the utility model; Include fixation kit and movable component; Wherein, fixation kit includes fixed insulation body, resilient contact and first terminal screw, and first terminal screw is electrically connected with resilient contact; Movable component includes movable insulator, electric conductor, second terminal screw and active screw, and active screw and resilient contact are over against setting.When the thimble of injection mold resetted fully, the contact end of resilient contact and the little cephalic par of active screw touched, and at this moment, the electrode line of the safety alarm device of injection machine and negative line are connected, and thimble resets fully, and injection machine can continue operation; When the little cephalic par of active screw did not touch the contact end of resilient contact, the safety alarm device of injection machine was reported to the police, the injection machine operation suspension; Comprehensive above-mentioned situation can be known; The utility model is through being connected with the safety alarm device of injection machine and then carrying out Electronic Protection; The design of employing split-type structural; Can directly estimate Installation and Debugging, in terms of existing technologies, the utlity model has sensitivity height, long service life and Installation and Debugging conveniently.
Description of drawings
Utilize accompanying drawing to come the utility model is further explained below, but the embodiment in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the movable component of the utility model.
Fig. 3 is the structural representation of the fixation kit of the utility model.
In Fig. 1 to Fig. 3, include:
1---top clamping plate 2---ejector retainner plate 3---fixation kit
31---fixed insulation body 32---resilient contact 321---contact ends
33---first terminal screw 34---end-blocking screw 35---, first lock screws
4---movable component 41---movable insulator 42---electric conductors
43---the second polar curve screw 44---active screw 45---, second lock screws.
The specific embodiment
Come the utility model is described below in conjunction with concrete embodiment.
Extremely shown in Figure 3 like Fig. 1, a kind of safety switch construction that resets that is applied to injection mold, the movable component 4 that includes the fixation kit 3 of the top clamping plate 1 that is installed in injection mold and be installed in ejector retainner plate 2; But fixation kit 3 include fixed insulation body 31 floating grounds that are installed in top clamping plate 1 be installed in fixed insulation body 31 resilient contact 32 and with the electrode line of the safety alarm device of injection machine and negative line first terminal screw 33 that polar curve is connected wherein; First terminal screw 33 is electrically connected with resilient contact 32, and the contact end 321 of resilient contact 32 extends to the right side of fixed insulation body 31; Movable component 4 includes the movable insulator 41, the electric conductor 42 that is installed in movable insulator 41 that are installed in ejector retainner plate 2, be installed in electric conductor 42 and be used to connect second terminal screw 43 and the active screw 44 that adjustable ground is installed in electric conductor 42 of another polar curve of safety alarm device of injection machine, and the little cephalic par of active screw 44 extends to the left side of movable insulator 41; Active screw 44 and resilient contact 32 are over against setting, and when the thimble of injection mold resetted fully, the contact end 321 of resilient contact 32 touched with the little cephalic par of active screw 44.
Wherein, for ease of realizing active screw 44 movable adjustings, electric conductor 42 corresponding active screws 44 offer the movable screw pit, and active screw 44 adjustable grounds are bolted in the movable screw pit.In addition; When active screw 44 is adjusted to correct position; For guaranteeing active screw 44 fixed-site, electric conductor 42 also is equiped with second lock screw, 45, the second lock screws 45 and is bolted in electric conductor 42; The little cephalic par of second lock screw 45 and active screw 44 butts, second lock screw 45 block active screw 44 tightly and are fixed in ad-hoc location.
Further; Fixed insulation body 31 corresponding resilient contacts 32 offer the contact installing hole; Resilient contact 32 is flush-mounted in the installing hole of contact, and the contact installing hole is embedded with spring and end-blocking screw 34 successively in the left side of resilient contact 32, and end-blocking screw 34 is bolted in the left part of contact installing hole; The both ends of spring respectively with the resilient contact 32 and end-blocking screw 34 butts of side, but resilient contact 32 floating grounds are installed between the right part of spring and contact installing hole; Need further to explain; Resilient contact 32 realizes that through the elastic reaction of spring but floating ground is installed in the installing hole of contact; Wherein, The utility model is designed to resilient contact 32 floating type, and its purpose is: avoid the contact end 321 of resilient contact 32 to produce depression and cause loose contact or the phenomenon of disconnection owing to long-term contact.
Further, fixed insulation body 31 is equiped with also that first lock screw, 35, the first lock screws 35 are bolted in fixed insulation body 31, the first lock screws 35 and first terminal screw 33 touches, the little cephalic par of first lock screw 35 and end-blocking screw 34 butts; Need further to explain that first terminal screw 33 is connected with resilient contact 32 through the conductive path of being made up of first lock screw 35, end-blocking screw 34 and spring.
Concrete structure in conjunction with the utility model can be known; The utility model adopts split-type design; Promptly form, and the contact condition between the little cephalic par of the contact end face of resilient contact 32 and active screw 44 is fully exposed unlimited, in debug process by fixation kit 3 and movable component 4 two parts partial installations; The commissioning staff can directly estimate and debug, very simple and convenient and quick.In addition, each part can be for convenience detach, and consumable accessory is changed easily and need not whole be replaced, and has to a certain degree reduced cost.
In the course of work of reality, the contact end 321 of resilient contact 32 directly contacts with the microcephaly end contact of active screw 44, and reflection rapidly and be active in one's movements.Comprehensive above-mentioned situation can be known, the utlity model has sensitivity height, long service life and Installation and Debugging advantage easily.
Above content is merely the preferred embodiment of the utility model; For those of ordinary skill in the art; According to the thought of the utility model, the part that on the specific embodiment and range of application, all can change, this description should not be construed as the restriction to the utility model.
Claims (4)
1. the safety switch construction that resets that is applied to injection mold is characterized in that: the movable component (4) that includes the fixation kit (3) of the top clamping plate (1) that is installed in injection mold and be installed in ejector retainner plate (2); Fixation kit (3) include the fixed insulation body (31) that is installed in top clamping plate (1) but floating ground be installed in fixed insulation body (31) resilient contact (32) and with the electrode line of the safety alarm device of injection machine and negative line first terminal screw (33) that polar curve is connected wherein; First terminal screw (33) is electrically connected with resilient contact (32), and the contact end (321) of resilient contact (32) extends to the right side of fixed insulation body (31); Movable component (4) includes the movable insulator (41), the electric conductor (42) that is installed in movable insulator (41) that are installed in ejector retainner plate (2), be installed in electric conductor (42) and be used to connect second terminal screw (43) and the active screw (44) that adjustable ground is installed in electric conductor (42) of another polar curve of safety alarm device of injection machine, and the little cephalic par of active screw (44) extends to the left side of movable insulator (41); Active screw (44) and resilient contact (32) are over against setting, and when the thimble of injection mold resetted fully, the contact end (321) of resilient contact (32) touched with the little cephalic par of active screw (44).
2. a kind of safety switch construction that resets that is applied to injection mold according to claim 1; It is characterized in that: the corresponding said resilient contact of said fixed insulation body (31) (32) offers the contact installing hole; Resilient contact (32) is flush-mounted in the installing hole of contact; The contact installing hole is embedded with spring and end-blocking screw (34) successively in the left side of resilient contact (32); End-blocking screw (34) is bolted in the left part of contact installing hole, the both ends of spring respectively with the resilient contact (32) and end-blocking screw (34) butt of side, resilient contact (32) but floating ground be installed between the right part of spring and contact installing hole.
3. a kind of safety switch construction that resets that is applied to injection mold according to claim 2; It is characterized in that: said fixed insulation body (31) also is equiped with first lock screw (35); First lock screw (35) is bolted in fixed insulation body (31); First lock screw (35) touches the little cephalic par of first lock screw (35) and said end-blocking screw (34) butt with said first terminal screw (33).
4. according to any described a kind of safety switch construction that resets that is applied to injection mold of claim 1 to 3; It is characterized in that: the corresponding said active screw of said electric conductor (42) (44) offers the movable screw pit, and active screw (44) adjustable ground is bolted in the movable screw pit; Electric conductor (42) also is equiped with second lock screw (45), and second lock screw (45) is bolted in electric conductor (42), the little cephalic par of second lock screw (45) and active screw (44) butt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220144491 CN202592704U (en) | 2012-04-09 | 2012-04-09 | Reset safety switch structure applied to injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220144491 CN202592704U (en) | 2012-04-09 | 2012-04-09 | Reset safety switch structure applied to injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202592704U true CN202592704U (en) | 2012-12-12 |
Family
ID=47310286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220144491 Expired - Fee Related CN202592704U (en) | 2012-04-09 | 2012-04-09 | Reset safety switch structure applied to injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202592704U (en) |
-
2012
- 2012-04-09 CN CN 201220144491 patent/CN202592704U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20140409 |