CN203929470U - A kind of safety-type marshal piece stripper - Google Patents
A kind of safety-type marshal piece stripper Download PDFInfo
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- CN203929470U CN203929470U CN201420299666.7U CN201420299666U CN203929470U CN 203929470 U CN203929470 U CN 203929470U CN 201420299666 U CN201420299666 U CN 201420299666U CN 203929470 U CN203929470 U CN 203929470U
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- die trial
- safety
- stripper
- piston rod
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Abstract
The utility model discloses a kind of safety-type marshal piece stripper, comprise control box, propulsion system, reaction frame, die trial supporting plate, stripper plate and parallels, described control box is controlled propulsion system operation, described reaction frame comprises the base plate be located in control box, be installed on two columns on base plate and be set up in the crossbeam of column upper end, described parallels is located on described propulsion system, described stripper plate and die trial supporting plate are installed on from top to down on described column and can slide up and down along column, and described stripper plate is provided with locking part.Stripper plate of the present utility model position is adjustable, during use, after de-test specimen is in place, can transfer stripper plate, and die trial upper port was just embedded in the demoulding hole of stripper plate before the demoulding, can guarantee the safety of die trial during the demoulding without hand steered die trial.
Description
Technical field
The utility model relates to a kind of stripper, specifically relates to a kind of stripper for marshal piece.
Background technology
Marshal piece stripper is by molded and meet a kind of apparatus that the marshal piece of demoulding condition ejects from moulding die trial.By marshal piece without breakage to release die trial be that stripper is substantially the most also most important function, if not will affect the accuracy of follow-up marshal piece volume index and mechanical index test result.
At present, existing marshal piece stripper is the parallels that piston rod (or leading screw) pushing tow that utilizes propulsion system can be embedded in die trial, by test specimen together with die trial one top lifting to stripper crossbeam place, when die trial port embeds, be installed on after the stripper plate under crossbeam, piston rod (leading screw) is about to test specimen and is ejected die trial on continuing.
Be subject to the impact of the external factor such as moulding instrument, testing crew and asphalt self homogeneity, marshal piece surrounding often has certain difference in height, and testing regulations also has the discrepancy in elevation permissible range of 2mm to this.During the demoulding, marshal piece is placed in together with die trial on the parallels of stripper, parallels end face is a surface level, is subject to the impact of the marshal piece discrepancy in elevation in die trial, die trial meeting generation small angle inclination.Like this, during the demoulding, must embed stripper plate hole with hand steered positive die trial guarantee die trial port, slightly deviation very easily causes the damage of die trial and test specimen, and production efficiency is also restricted; In addition, in knockout course, test specimen upper and lower end face and stripper plate, parallels be not in same level, and during pushing tow, test specimen lower surface discontinuity, causes certain influence to follow-up test.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of safety-type marshal piece stripper is provided, and this stripper can be guaranteed the safety of test specimen and die trial when the demoulding, and without hand steered die trial, simple to operate, can improve demoulding efficiency.
For achieving the above object, the utility model is by the following technical solutions:
A kind of safety-type marshal piece stripper, comprise control box, propulsion system, reaction frame, die trial supporting plate, stripper plate and parallels, described control box is controlled propulsion system operation, described reaction frame comprises the base plate be located in control box, be installed on two columns on base plate and be set up in the crossbeam of column upper end, described parallels is located on described propulsion system, described stripper plate and die trial supporting plate are installed on from top to down on described column and can slide up and down along column, and described stripper plate is provided with locking part.
Described locking part is spring pin, is located at the two ends of stripper plate, and described column top is provided with the slot matching with spring pin.
Described propulsion system are hydraulic cylinder, and described hydraulic cylinder comprises hydraulic cylinder and piston rod, and described hydraulic cylinder is located in described control box and is fixed on described base plate, and described piston rod protrudes upward outside described control box.
Described die trial supporting plate middle part is provided with through hole, and described piston rod is through described through hole.
Described upper cover of piston rod is provided with spring, and described spring is positioned at described die trial supporting plate below, and described spring outer diameter is greater than the diameter of described through hole.
Described parallels is located at described piston rod upper end, and the upper end of described piston rod is arc, and the end face that described parallels contacts with piston rod is concave spherical surface.
The upper end of described parallels is pushing part, and the upper surface area of described pushing part is greater than other cross-sectional area of described pushing part, and the periphery of described pushing part is circular-arc.
Described stripper plate is provided with demoulding hole, and the diameter in described demoulding hole is greater than the diameter of test specimen and is less than the diameter of die trial.
Described crossbeam is provided with die trial through hole.
Described control box comprises casing, is located at the control panel on casing and is located at the travel switch in casing, and described travel switch is all electrically connected to described control panel with hydraulic cylinder.
Adopt after technique scheme, the utility model is compared with existing background technology, and tool has the following advantages:
1, stripper plate of the present utility model position is adjustable, during use, after de-test specimen is in place, can transfer stripper plate, and die trial upper port was just embedded in the demoulding hole of stripper plate before the demoulding, can guarantee the safety of die trial during the demoulding without hand steered die trial;
2, piston rod and parallels are sphere-contact, make being connected between parallels and piston rod have certain degree of freedom.The pushing part of parallels designs for variable cross section, and the upper surface area of pushing part is maximum, guarantees that there is larger contact area parallels and test specimen bottom surface, and periphery is circular-arc it to be turned an angle in die trial.In die trial, during the non-level of test specimen end face (having difference in height), also can guarantee the uniform contact of parallels and test specimen end face, guarantee that in knockout course, test specimen is stressed evenly;
3, die trial supporting plate together goes upward to die trial lower end with piston rod during the demoulding, relies on the support of spring that die trial is tightly held, and prevents that die trial from dropping.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structure for amplifying schematic diagram of parallels of the present utility model;
Fig. 3 is use view of the present utility model.
Reference numeral explanation:
Control box 1, control panel 11, hydraulic cylinder 21, piston rod 22, column 31, slot 311, crossbeam 32, die trial through hole 321, base plate 33, die trial supporting plate 4, through hole 41, stripper plate 5, spring pin 51, demoulding hole 52, parallels 6, pushing part 61, periphery 611, concave spherical surface 62, spring 7, die trial 8, test specimen 9.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the utility model discloses a kind of safety-type marshal piece stripper, comprise control box 1, propulsion system, reaction frame, die trial supporting plate 4, stripper plate 5 and parallels 6, wherein:
Reaction frame comprises the base plate 33 be located in control box 1, be installed on 31 on base plate 33 and be set up in the crossbeam 32 of column 31 upper ends.
In the present embodiment, propulsion system are hydraulic cylinder, and hydraulic cylinder comprises hydraulic cylinder 21 and piston rod 22, and hydraulic cylinder 21 is located in control box 1 and is fixed on base plate 33, and piston rod 22 protrudes upward outside control box 1.Control box 1 comprises casing, is located at the control panel 11 on casing and is located at the travel switch (not shown) in casing, and travel switch is all electrically connected to control panel 11 with hydraulic cylinder.By control panel 11, can open hydraulic cylinder works, by travel switch, piston rod 22 both be arrived and quit work after allocation.
Stripper plate 5 and die trial supporting plate 4 are installed on from top to down on column 31 and can slide up and down along column 31, stripper plate 5 is provided with locking part, in the present embodiment, locking part is spring pin 51, be located at the two ends of stripper plate 5, column 31 tops are provided with the slot 311 matching with spring pin 51, and slot 311 is positioned at crossbeam 32 belows.
Stripper plate 5 is provided with demoulding hole 52, and the diameter in demoulding hole 52 is greater than the diameter of test specimen 9 and is less than the diameter of die trial 8.Crossbeam 32 is provided with die trial through hole 321.
Die trial supporting plate 4 middle parts are provided with through hole 41, and piston rod 22 is through through hole 41.On piston rod 22, be arranged with spring 7, spring 7 is positioned at die trial supporting plate 4 belows, and spring 7 external diameters are greater than the diameter of through hole 41.
As shown in Figure 2, parallels 6 is located at piston rod 22 upper ends, and the upper end of piston rod 22 is arc, and the end face that parallels 6 contacts with piston rod 22 is concave spherical surface 62.The upper end of parallels 6 is pushing part 61, and pushing part 61 is for variable cross section designs, and the upper surface area that is specially pushing part 61 is greater than other cross-sectional area of pushing part 61, and the periphery 611 of pushing part 61 is circular-arc.
As shown in Figure 3, the course of work: before use, die trial supporting plate 4 is for being locked in the state of crossbeam 32 belows, and die trial supporting plate 4 inserts the interior locking of column 31 slot 311 by spring pin 51.During use, will treat that demoulding test specimen 9 is positioned on parallels 6 together with die trial 8.Remove the locking of spring pin 51, make the downward landing of stripper plate 5 and be positioned on die trial 8, within die trial 8 upper port are embedded in the demoulding hole 52 of stripper plate 5.During the demoulding, without hand steered die trial 8, can guarantee the safety of die trial 8.
By control panel 11, primer fluid cylinder pressure, the up pushing tow parallels 6 of piston rod 22, parallels 6 pushing tows are treated de-test specimen 9 and stripper plate 5, stripper plate 5 rises to crossbeam 32 places and fits tightly with crossbeam 32 along column 31, and now to insert immediately column 31 slots 311 interior by stripper plate 5 locking for spring pin 51.Piston rod 22 is sphere-contact with parallels 6, makes being connected between parallels 6 and piston rod 22 have certain degree of freedom.The pushing part 61 of parallels 6 is for variable cross section designs, and the upper surface area of pushing part 61 is maximum, guarantees that there is larger contact area parallels 6 and test specimen 9 bottom surfaces, and periphery 611 can turn an angle it for circular-arc in die trial 8.When the non-level of interior test specimen 9 end face of die trial 8 (having difference in height), also can guarantee the uniform contact of parallels 6 and test specimen 9 end faces, guarantee that in knockout course, test specimen 9 is stressed evenly.
Piston rod 22 continues pushing tows, and test specimen 9 blows slowly, and this process pilot scale die shoe plate 4 is up with piston rod 22, treats that die trial supporting plate 4 goes upward to die trial 8 bottoms and stops uply, and piston rod 22 continues up, until the demoulding completes, now, die trial supporting plate 4 Compress Springs 7.
After test specimen 9 ejects, travel switch is had an effect, and piston rod 22 is stopped up, takes off test specimen 9, then it is descending to control piston rod 22.
Stripper plate 5 is locked in crossbeam 32 places by spring pin 51, and it is motionless that die trial supporting plate 4 also keeps under the support of spring 7, between die trial 8 folders and die trial supporting plate 4 and stripper plate 5.
Piston rod 22 continues descending, and spring 7 discharges its compression deformation completely, and die trial supporting plate 4 also starts descending, and die trial 8 is separated with stripper plate 5 and descending with die trial supporting plate 4.
Treat that die trial supporting plate 4 comes downwards to certain altitude, travel switch is had an effect, and piston rod 22 stops descending, takes off die trial 8 and reapposes and treat that de-test specimen 9 continues above-mentioned steps.
The above; it is only preferably embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the protection domain of claim.
Claims (10)
1. a safety-type marshal piece stripper, comprise control box, propulsion system, reaction frame, die trial supporting plate, stripper plate and parallels, described control box is controlled propulsion system operation, described reaction frame comprises the base plate be located in control box, be installed on two columns on base plate and be set up in the crossbeam of column upper end, described parallels is located on described propulsion system, it is characterized in that: described stripper plate and die trial supporting plate are installed on from top to down on described column and can slide up and down along column, and described stripper plate is provided with locking part.
2. a kind of safety-type marshal piece stripper according to claim 1, is characterized in that: described locking part is spring pin, and be located at the two ends of stripper plate, described column top is provided with the slot matching with spring pin.
3. a kind of safety-type marshal piece stripper according to claim 1, it is characterized in that: described propulsion system are hydraulic cylinder, described hydraulic cylinder comprises hydraulic cylinder and piston rod, described hydraulic cylinder is located in described control box and is fixed on described base plate, and described piston rod protrudes upward outside described control box.
4. a kind of safety-type marshal piece stripper according to claim 3, is characterized in that: described die trial supporting plate middle part is provided with through hole, and described piston rod is through described through hole.
5. a kind of safety-type marshal piece stripper according to claim 4, is characterized in that: described upper cover of piston rod is provided with spring, and described spring is positioned at described die trial supporting plate below, and described spring outer diameter is greater than the diameter of described through hole.
6. a kind of safety-type marshal piece stripper according to claim 5, is characterized in that: described parallels is located at described piston rod upper end, and the upper end of described piston rod is arc, and the end face that described parallels contacts with piston rod is concave spherical surface.
7. according to a kind of safety-type marshal piece stripper described in claim 5 or 6, it is characterized in that: the upper end of described parallels is pushing part, the upper surface area of described pushing part is greater than other cross-sectional area of described pushing part, and the periphery of described pushing part is circular-arc.
8. a kind of safety-type marshal piece stripper according to claim 7, is characterized in that: described stripper plate is provided with demoulding hole, and the diameter in described demoulding hole is greater than the diameter of test specimen and is less than the diameter of die trial.
9. a kind of safety-type marshal piece stripper according to claim 7, is characterized in that: described crossbeam is provided with die trial through hole.
10. a kind of safety-type marshal piece stripper according to claim 7, it is characterized in that: described control box comprises casing, is located at the control panel on casing and is located at the travel switch in casing, described travel switch is all electrically connected to described control panel with hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420299666.7U CN203929470U (en) | 2014-06-06 | 2014-06-06 | A kind of safety-type marshal piece stripper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420299666.7U CN203929470U (en) | 2014-06-06 | 2014-06-06 | A kind of safety-type marshal piece stripper |
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| Publication Number | Publication Date |
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| CN203929470U true CN203929470U (en) | 2014-11-05 |
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| CN201420299666.7U Active CN203929470U (en) | 2014-06-06 | 2014-06-06 | A kind of safety-type marshal piece stripper |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677705A (en) * | 2015-02-04 | 2015-06-03 | 武夷学院 | Power-driven and manual integrated specimen demolder |
| CN105424456A (en) * | 2015-12-02 | 2016-03-23 | 广东工业大学 | De-molding device for soil sample |
| CN105890962A (en) * | 2016-04-13 | 2016-08-24 | 河北省交通规划设计院 | Static-pressure molding device for asphalt mixture trapezoidal beam test piece and manufacturing method |
| CN105938063A (en) * | 2016-04-13 | 2016-09-14 | 河北省交通规划设计院 | Preparation device and preparation method for asphalt mixture trapezoidal beam test specimen |
| CN110553896A (en) * | 2019-09-06 | 2019-12-10 | 长安大学 | Manual marshall test piece drawing of patterns appearance |
-
2014
- 2014-06-06 CN CN201420299666.7U patent/CN203929470U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677705A (en) * | 2015-02-04 | 2015-06-03 | 武夷学院 | Power-driven and manual integrated specimen demolder |
| CN105424456A (en) * | 2015-12-02 | 2016-03-23 | 广东工业大学 | De-molding device for soil sample |
| CN105424456B (en) * | 2015-12-02 | 2019-07-09 | 广东工业大学 | A kind of soil sample stripper apparatus |
| CN105890962A (en) * | 2016-04-13 | 2016-08-24 | 河北省交通规划设计院 | Static-pressure molding device for asphalt mixture trapezoidal beam test piece and manufacturing method |
| CN105938063A (en) * | 2016-04-13 | 2016-09-14 | 河北省交通规划设计院 | Preparation device and preparation method for asphalt mixture trapezoidal beam test specimen |
| CN105938063B (en) * | 2016-04-13 | 2018-08-28 | 河北省交通规划设计院 | A kind of asphalt ladder beam test specimen producing device and production method |
| CN110553896A (en) * | 2019-09-06 | 2019-12-10 | 长安大学 | Manual marshall test piece drawing of patterns appearance |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |