CN2031749U - Mica tape glue squeezing tester - Google Patents
Mica tape glue squeezing tester Download PDFInfo
- Publication number
- CN2031749U CN2031749U CN 88206937 CN88206937U CN2031749U CN 2031749 U CN2031749 U CN 2031749U CN 88206937 CN88206937 CN 88206937 CN 88206937 U CN88206937 U CN 88206937U CN 2031749 U CN2031749 U CN 2031749U
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- China
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- mould
- mica tape
- testing machine
- boss
- counterdie
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- Expired - Lifetime
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Abstract
The utility model relates to a mica tape glue squeezing tester, belonging to a special-use small-size presser. The utility model is suitable for carrying out test of gel time, fluidity and solidifiability test of hose lining of the mica tape of electrical epoxy powder mica tape according to the method of GB5019-85; the utility model is provided with two inner-heating type moulds which can be conveniently changed, and the temperature control accuracy can reach experimental temperature (+/-) 1 DEG, which can meet the requirements of GB5019-85. The utility model can be also used for carrying out fluidity test of presoaking objects glue such as glass cloth, etc. and producing the adhesion test sample of adhesive agent.
Description
The utility model is to a kind of improvement of mica tape plastic squeeze testing machine, belongs to the specific use small-sized press.It is particularly suitable for doing the electrician carries out gel time test, flowability, coagulability test by the GB5019-85 test method with epoxy mica tape experimental rig.
The electrician is the important quality index of epoxy mica tape with gel time, flowability, the coagulability of glue in the epoxy mica tape, China is since 1977 carry out the GB5019-85 test method, adopt the jack hand operated press to carry out above-mentioned performance test: on the jack hand operated press, to fix two blocks of electric hot plates always, mould or corrosion resistant plate are placed heating therebetween, observe temperature by the mercurial thermometer on the mould.Regulate and the control temperature with manual voltage regulator, provide mould required pressure with jack.This method exists the mould programming rate slow, and temperature fluctuation is big, inaccurate, inhomogeneous and be difficult to keep shortcomings such as constant voltage.In order to overcome above-mentioned shortcoming, another prior art has adopted hydraulic means that pressure is provided.Carry out temperature control with temperature control instrument, but still adopt two blocks of electric hot plates that are fixed on the press that mould is heated, temperature control instrument control is the temperature of electric hot plate with temperature indicative, differs with the mould actual temperature to reach 3 ℃-5 ℃.And because the hysteresis of conducting heat, mold temperature fluctuates greater than ± 2 ℃.Therefore, two kinds of methods all can not satisfy JB2089-77, JB-2090-77, the requirement of GB5019-85 test method more than.
The purpose of this utility model is intended to overcome the above-mentioned shortcoming that has mica tape plastic squeeze testing machine now.Provide that a kind of experimental data is accurate, precision is high, simple structure, easy to operate, can satisfy the mica tape plastic squeeze testing machine that the GB5019-85 test method requires.
The utility model be achieved in that it by the temperature control equipment that is placed in frame lower side by side (9), hydraulic system (8), the workbench that links to each other with hydraulic system above the hydraulic system (7), two framework pillars (1) of workbench (7) both sides, be installed in the frame top board (2) on the framework pillar and be installed in workbench and the frame top board between upper mould (5) and counterdie (6) form, mould has two covers: the first has the gel time mould of gel groove, and it two is mobile and the coagulability mould.Be characterized in: (a) patrix of mould (5) utilizes the slide block (4) be fixed on above it to insert in the chute (3) of frame top board (2) and supporting is installed on the frame top board, and the counterdie of mould (6) then is installed on the workbench (7); (b) in the upper and lower mould entity (13) of mould, (20), (29), (36) heating clamber (12), (19), (32), (39) are arranged respectively; (c) counterdie of mould has the sample that coincide with specimen size to place boss (21), (35) and spew groove (26), (39) respectively, it is identical with counterdie sample placement boss planar dimension that its patrix has respectively, the corresponding boss of upper-lower position (14), (30); (d) temperature control point is all in the upper and lower mould of mould, wherein the bottom of the counterdie temperature element jack (22) of gel time mould, (25) be positioned at gel groove (24) under.The bottom of its patrix temperature element jack (15) is positioned at the central authorities of mould boss (14); Bottoms mobile and coagulability mould temperature element (31) and (41) lay respectively in its upper and lower mould boss.
Concrete structure of the present utility model is drawn by accompanying drawing 1-6;
Fig. 1 is a mica tape plastic squeeze testing machine front view;
Fig. 2 is chute (3) and frame top board (2) assembling schematic diagram;
Fig. 3 is gel time upper mould front view, temperature element jack profile and heating clamber figure;
Fig. 4 is a gel time lower mould front view;
Fig. 5 is flowability, coagulability upper mould front view, attached view;
Fig. 6 is flowability, coagulability upper mould front view, attached view.
Wherein: (1)-framework pillar, (2)-the frame top board, (3)-chute, (4)-slide block, (5)-upper mould, (6)-lower mould, (7)-and workbench, (8)-hydraulic system, (9)-temperature control equipment, (10), (27)-heat insulation layer, (11), (18), (38)-seal cover, (12), (19), (32), (37)-heating clamber, (13), (20), (29), (36)-the mould entity, (14), (21), (30), (35)-boss on the mould entity, (15), (22), (25), (31), (41)-the temperature element jack, (16), (23), (33), (40)-electric furnace heating wire, (17), (34)-electric furnace heating wire and power lead interface, (24)-the gel groove, (26), (39)-spew groove.
Below in conjunction with accompanying drawing the realization the technical solution of the utility model is elaborated.Among Fig. 1, Fig. 2, frame top board (2) is a metallic plate that is fixed on the framework pillar (1), chute (3) is fixed on the frame top board (2), and slide block (3) can closely insert in the chute (3) trippingly and therefrom pull out, and can be supported on the chute (3).Gap between slide block (4) and frame top board (2) is less than 0.3mm at this moment.Adopt two molds in the present embodiment, i.e. gel time mould and mobile, coagulability mould.The gel time mould as shown in Figure 3, Figure 4, patrix is connected and fixed to be integral and is formed by slide block (4), asbestos heat-insulating shield (10), seal cover (11), mould entity (13).Flowability, coagulability, mould such as Fig. 5, shown in Figure 6, patrix is made up of slide block (4), asbestos heat-insulating shield (27), seal cover (28) and mould entity (29).Counterdie is made up of seal cover (38), mould entity (36).On the mould entity of the upper and lower mould of two molds the sample boss is arranged all.The upper and lower mould sample boss (14) of gel time mould, the best fit plane of (21) are of a size of 26 * 101mm, and the height of patrix boss (14) is 40mm, and the optimum height of counterdie boss (21) is 3～5mm.Upper and lower mould boss (30), (35) best fit plane mobile and the coagulability mould are of a size of 60 * 60mm, highly are 3～5mm.Constitute bigger spew groove (26) and (39) of volume between the counterdie boss of two molds and the frame of lower mould projection, glue is very easily cleared up.A φ 25mm is arranged in the spew groove of gel time lower mould, the flat gel groove (24) of dark 1.5mm, gel groove (24) flat under be the bottom of temperature element jack (22), (25).Gel time patrix temperature element jack bottom is positioned at the central authorities of boss (14) as shown in Figure 3.As Fig. 5, shown in Figure 6, temperature element jack (31) and (41) bottom lays respectively at directly over the boss (30) and under (35).On upper and lower mould entity (13), (20), (29), (36) of two molds and the one side that seal cover contacts, the groove of placing heating element heater is arranged respectively, and the formed space of groove of seal cover and mould entity promptly constitutes heating clamber (12), (19), (32), (37) separately.Heating element heater in the heating clamber is resistance wire (16), (23), (33), (40).On the mould entity of the upper and lower mould of each mold, respectively there are a power lead and heating element heater to connect the interface (the patrix interface is respectively (17), (34), and the counterdie interface does not draw) of part.Therefore power lead can inserted mode be connected easily with the mold heated element or takes off, so also can load and unload easily or mold exchange more.The material of two molds is brass in the present embodiment.As shown in Figure 1, the workbench (7) of placement counterdie (6) is a square metal plate.It keeps horizontal level.Its planar central place links to each other with hydraulic system (8), at square metal Ban Shang Shop the identical asbestos heat-insulating shield of planar dimension is arranged.Press can produce the pressure of 500kgf in the present embodiment.Give mold heat by the GB5019-85 requirement during work, cut out and place sample, carry out gel time test or mobile, coagulability test.Following table is mica tape gel time, flowability, the coagulability test data that the utility model is done.
Paulownia horse mica paper tape gel time, flowability, coagulability test
| The experiment title | Mould is warming up to constant temperature time (branch) | Mold temperature (℃) | Experimental data | The sample source |
| Gel time | 50 | 170＋1 | 13'11〃.13’10〃 | Harbin insulator factory |
| 50 | 170＋1 | 13'10〃.13'03〃 | Shanghai mica factory | |
| Mobile | 30 | 170＋1 | 63.0、63.0 | Shanghai mica factory |
| Coagulability | 12.3、12.3 | |||
| Mobile | 30 | 170＋1 | 56.0、58.0 | Harbin insulator factory |
| Coagulability | 21.8、21.8 |
As seen test data from upper table the utlity model has following advantage:
1, the utility model is because heating element heater is located in the mould, and the mould programming rate is fast, is warming up to constant temperature time and is 1/2～2/3 of mica tape glue squeezing tester in the prior art. Improved efficient.
2, the utility model is because temperature element is placed in the mould and near sample, temperature control is accurate, and it is little to fluctuate, and in whole process of the test, temperature control satisfies the requirement of GB-5019-85 in 170 ℃ ± 1 ℃ scope.
3, the utility model structure is reasonable, simple to operate, is convenient to more mold exchange.
4, mode of heating in the utility model mould adopts, the power of required heating element heater is 1/5 of prior art, heat time heating time is also short than prior art, thereby can save a large amount of energy.
5, the utility model also can be made the bonding force sample that glass cloth gives the fluidity test of soaking thing glue and is used to prepare adhesive.And in real work, used, obtain good result.
Claims (7)
1, a kind of mica tape plastic squeeze testing machine, by two framework pillars (1), be installed in frame top board (2) on the framework pillar, side by side be placed in frame lower hydraulic system (8) and temperature control equipment (9), the workbench (7) that above hydraulic system, links to each other with hydraulic system, be installed in upper mould (5) between workbench and the frame top board and counterdie (6) and the heating element heater that is installed in the mould is formed, mould has two covers: the first has the gel time mould of gel groove, it two is mobile and the coagulability mould, it is characterized in that:
(a) patrix of mould (5) is by being installed in that slide block (4) above it inserts in the chute (3) be fixed on the frame top board (2) and supporting is installed on the frame top board (2); The counterdie of mould (6) is placed on the workbench (7);
(b) in the upper and lower mould of mould heating clamber is arranged all;
(c) counterdie of mould all has the sample that coincide with specimen size to place boss and spew groove, and it is identical with counterdie sample placement boss planar dimension that its patrix all has, the corresponding boss of upper-lower position;
(d) in the temperature control system, temperature control point is all in the upper and lower mould of mould.
2, mica tape plastic squeeze testing machine according to claim 1, it is characterized in that, temperature control point in the mould can be: gel time lower mould temperature element jack bottom is positioned under the gel groove, its patrix temperature element jack bottom is positioned at mould boss central authorities, and mobile and coagulability mould temperature element jack bottom is positioned at upper and lower mould boss.
3, mica tape plastic squeeze testing machine according to claim 1 and 2 is characterized in that: the patrix of mould is fixed into one by slide block, heat insulation layer, seal cover, mould entity to be formed, and counterdie is fixed into one by seal cover, mould entity and forms.
4, mica tape plastic squeeze testing machine according to claim 3 is characterized in that: the space that is constituted between upper mould seal cover and the mould entity, the space that is constituted between lower mould seal cover and the mould entity forms heating clamber separately.
5, mica tape plastic squeeze testing machine according to claim 4 is characterized in that: the interface that place, upper and lower mold heated chamber has the power supply source lead to be connected with heating element heater with inserted mode.
6, mica tape plastic squeeze testing machine according to claim 1 is characterized in that: the gel groove on the gel time mould is the hole, flat garden that diameter is not more than 25mm, and the optimum diameter in hole is 25mm.
7, mica tape plastic squeeze testing machine according to claim 1 is characterized in that: the upper and lower mould entity of mould is same kind, good heat conducting material is made, and can be brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88206937 CN2031749U (en) | 1988-06-16 | 1988-06-16 | Mica tape glue squeezing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88206937 CN2031749U (en) | 1988-06-16 | 1988-06-16 | Mica tape glue squeezing tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2031749U true CN2031749U (en) | 1989-02-01 |
Family
ID=4841042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88206937 Expired - Lifetime CN2031749U (en) | 1988-06-16 | 1988-06-16 | Mica tape glue squeezing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2031749U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116004A (en) * | 2015-09-18 | 2015-12-02 | 江苏冰城电材股份有限公司 | Mica tape colloidizing testing machine |
| CN115121561A (en) * | 2022-09-01 | 2022-09-30 | 常州市荣鼎电缆材料有限公司 | Fire-resistant mica tape gelling testing machine |
-
1988
- 1988-06-16 CN CN 88206937 patent/CN2031749U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116004A (en) * | 2015-09-18 | 2015-12-02 | 江苏冰城电材股份有限公司 | Mica tape colloidizing testing machine |
| CN115121561A (en) * | 2022-09-01 | 2022-09-30 | 常州市荣鼎电缆材料有限公司 | Fire-resistant mica tape gelling testing machine |
| CN115121561B (en) * | 2022-09-01 | 2023-01-17 | 常州市荣鼎电缆材料有限公司 | Fire-resistant mica tape gelling testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |