CN220231303U - Testing arrangement of foundry sand intensity - Google Patents
Testing arrangement of foundry sand intensity Download PDFInfo
- Publication number
- CN220231303U CN220231303U CN202321538895.5U CN202321538895U CN220231303U CN 220231303 U CN220231303 U CN 220231303U CN 202321538895 U CN202321538895 U CN 202321538895U CN 220231303 U CN220231303 U CN 220231303U
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- plate
- baffle
- gear
- sand
- foundry sand
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- 239000004576 sand Substances 0.000 title claims abstract description 43
- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 abstract description 34
- 239000003110 molding sand Substances 0.000 abstract description 22
- 238000001125 extrusion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a testing device for casting sand strength, which relates to the technical field of casting sand and comprises a bottom plate, wherein a plurality of groups of supporting rods are arranged on the bottom plate, the top ends of the supporting rods are fixedly connected with a supporting plate, a second telescopic rod is connected with a second pressing plate, a rack is arranged at the bottom end of a gear, and a first pressing plate is connected with a top plate. According to the utility model, the second telescopic rod and the gear are driven to rotate through the motor, and when the gear rotates, the second telescopic rod and the gear can move back and forth on the rack through the rack, so that the second pressing blocks can move back and forth on the working plate, and then the second pressing plates are mutually extruded through the second telescopic rod, so that molding sand on the working plate is extruded between the second pressing blocks, the degree of tearing tension of the molding sand is conveniently tested, the first pressing plates can be downwards extruded to test the strength of the casting type strong sand, and when the molding sand is extruded by the first pressing plates from top to bottom, the test data of the casting type strong sand strength are more accurate and comprehensive through a plurality of groups of strong test modes.
Description
Technical Field
The utility model relates to the technical field of casting molding sand, in particular to a testing device for strength of casting molding sand.
Background
The performance of foundry sand directly affects the quality of casting mold, the dimensional accuracy of cavity, etc., and further affects the quality of castings, so that the test of performance indexes of the foundry sand has been paid attention to by foundry workers, and the strength is one of the most important performance indexes of the molding sand.
At present, most of molding sand strength indexes are tested by adopting a traditional horizontal hydraulic molding sand strength tester, or molding sand to be detected is extruded by directly driving an extrusion block by a hydraulic rod.
But the testing arrangement of current casting mould strong sand intensity is through placing the molding sand of waiting to test on the workstation, drives the briquetting through the hydraulic stem and extrudees the intensity that the casting mould strong sand was tested to casting mould strong sand downwards, and this kind of test mode is single, and is accurate and comprehensive inadequately to the intensity test data of casting mould strong sand.
Disclosure of Invention
Based on the above, the utility model aims to provide a device for testing the strength of casting sand, which is used for testing the strength of the casting sand by placing molding sand to be tested on a workbench and driving a pressing block to press the casting sand downwards through a hydraulic rod.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a testing arrangement of foundry sand intensity, includes the bottom plate, be provided with multiunit bracing piece on the bottom plate, just bracing piece top fixedly connected with bearing board, sliding connection has the work board on the bearing board, work board bottom both sides are provided with the second baffle, just be provided with the second clamp plate on the second baffle, be connected with the second telescopic link on the second clamp plate, just second telescopic link tip rotates and is connected with the gear, be connected with the motor on the gear, the bottom of gear is provided with the rack, just the gear with interlock each other between the rack, the bottom plate openly all is fixed with the curb plate with the back, just the curb plate top is connected with the roof, be connected with first clamp plate on the roof.
Through adopting above-mentioned technical scheme, carry out rotary motion through motor drive second telescopic link and gear, and gear and rack interlock each other, when the gear is rotatory, can pass through rack on the rack back and forth movement, and two sets of motor drive opposite directions, consequently, the second briquetting can make the mutual extrusion of second clamp plate on the working plate, rethread second telescopic link, in order to extrude the molding sand on the working plate between the second briquetting, through the back and forth friction, the degree of tearing tensile of test molding sand of being convenient for, before this, the intensity test of accessible first clamp plate downwardly extrusion, with test casting type strong sand, when the molding sand is extruded by first clamp plate extrusion top-down, the pressure is how, through the strong test mode of multiunit, the test data of the strong sand intensity of messenger casting type is more accurate and comprehensive.
The utility model is further characterized in that the top plate is fixedly connected with a connecting block, bolts are arranged on the connecting blocks, the side plates and the connecting blocks are fixed through the bolts, the top plate is fixedly connected with a hydraulic cylinder, the bottom end of the hydraulic cylinder is connected with a hydraulic rod, and the bottom end of the hydraulic rod is fixedly connected with a first pressing plate.
Through adopting above-mentioned technical scheme, through mutually supporting between bolt and the connecting block, fix the roof on the top of curb plate to be convenient for fix pneumatic cylinder and hydraulic stem on the roof, make first clamp plate can normally extrude downwards, be convenient for to the intensity test of casting mould strong sand.
The utility model is further characterized in that the second baffle plate is provided with a movable groove matched with the second pressing plate, the second baffle plate is connected with a folding plate in a buckling manner, the folding plate is made of elastic materials and can move along with the second telescopic rod, and the second baffle plate is internally provided with a clamping groove matched with the folding plate.
Through adopting above-mentioned technical scheme, can follow second telescopic link and second clamp plate through the folded sheet and remove together, the fly leaf is held all the time to the in-process and is kept closed state, can make casting type strong sand can not leak from the movable slot through the folded sheet, makes casting type strong sand intensity testing arrangement inside can not be influenced by molding sand granule, and through the draw-in groove, the folded sheet can be in the draw-in groove activity.
The utility model is further characterized in that a plurality of groups of arc blocks are arranged at the bottom end of the working plate, and arc grooves matched with the arc blocks for use are arranged on the bearing plate.
Through adopting above-mentioned technical scheme, through the multiunit arc piece that work plate bottom was provided with the arc groove on the carrier plate mutually supporting, wait to cast the strong sand's of mould intensity test and accomplish the back, can directly follow the carrier plate with the work plate and take out, the processing of the strong sand of casting mould of being convenient for.
The utility model is further arranged that a groove matched with the supporting rod is formed in the bottom plate, and a plurality of groups of brackets are arranged at the bottom end of the bottom plate.
Through adopting above-mentioned technical scheme, can fix the bracing piece wherein through the recess that sets up in the bottom plate to reach the fixed to the spandrel plate, and the support can stand on ground and put into use whole casting mould strong sand intensity testing device.
The utility model is further characterized in that the two sides of the bottom plate are provided with the protection plates, the protection plates are positioned at the outer sides of the motor, and movable cavities used with the motor are arranged in the protection plates.
Through adopting above-mentioned technical scheme, protect motor and gear and rack of bottom plate both sides through the protection shield, and the overall effect is also more pleasing to the eye.
The utility model is further arranged that the front surface and the back surface of the working plate are both provided with first baffle plates, the bottom ends of the first baffle plates are provided with first telescopic rods, and the first baffle plates and the second baffle plates are in a flush state when working.
Through adopting above-mentioned technical scheme, rise first baffle through first telescopic link until with the second baffle flush state, can be when detecting casting mould strong sand, carry out the effect that separates the fender.
In summary, the utility model has the following advantages:
1. according to the utility model, the second telescopic rod is driven by the motor to rotate with the gear, the gear is meshed with the rack, when the gear rotates, the gear moves back and forth on the rack through the rack, and the driving directions of the two groups of motors are opposite, so that the second pressing blocks can move back and forth on the working plate, the second pressing plates are mutually extruded through the second telescopic rod, so that molding sand on the working plate is extruded between the second pressing blocks, the degree of tearing tension of the molding sand is conveniently tested through back and forth friction, the first pressing plate can be downwards extruded before, so that the strength test of casting type strong sand is tested, and when the molding sand is extruded by the first pressing plate from top to bottom, the test data of casting type strong sand strength is more accurate and comprehensive through a plurality of groups of strong test modes under the stress;
2. according to the utility model, the folding plate can move along with the second telescopic rod and the second pressing plate, the movable plate is held all the time in the process to keep a closed state, the casting strong sand can not leak from the movable groove through the folding plate, the inside of the casting strong sand strength testing device can not be influenced by sand particles, and the folding plate can move in the clamping groove through the clamping groove.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the main structure of the present utility model;
FIG. 3 is a first view of the overall structure of the present utility model;
FIG. 4 is a first view of the overall structure of the present utility model;
FIG. 5 is a first view of the main structure of the present utility model;
fig. 6 is a first view of the main structure of the present utility model.
In the figure: 1. a bracket; 2. a protective plate; 3. a side plate; 4. a top plate; 5. a hydraulic cylinder; 6. a bolt; 7. a first platen; 8. a first baffle; 9. a work plate; 10. a first telescopic rod; 11. a connecting block; 12. a hydraulic rod; 13. a motor; 14. a rack; 15. a gear; 16. a second baffle; 17. a support rod; 18. a groove; 19. a second pressing plate; 20. a movable groove; 21. a bottom plate; 22. an arc-shaped block; 23. an arc-shaped groove; 24. a clamping groove; 25. a folding plate; 26. a bearing plate; 27. and a second telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
1-6, including bottom plate 21, be provided with multiunit bracing piece 17 on the bottom plate 21, and bracing piece 17 top fixedly connected with carrier plate 26, sliding connection has work board 9 on the carrier plate 26, work board 9 bottom both sides are provided with second baffle 16, and be provided with second clamp plate 19 on the second baffle 16, be connected with second telescopic link 27 on the second clamp plate 19, and second telescopic link 27 tip rotation is connected with gear 15, be connected with motor 13 on the gear 15, the bottom of gear 15 is provided with rack 14, and interlock each other between gear 15 and the rack 14, bottom plate 21 openly all is fixed with curb plate 3 with the back, and curb plate 3 top is connected with roof 4, be connected with first clamp plate 7 on the roof 4.
Fixedly connected with connecting block 11 on roof 4, and all be provided with bolt 6 on the connecting block 11, curb plate 3 and connecting block 11 are fixed through bolt 6, fixedly connected with pneumatic cylinder 5 on the roof 4, and the bottom of pneumatic cylinder 5 is connected with hydraulic rod 12, the bottom fixedly connected with first clamp plate 7 of hydraulic rod 12, set up the movable groove 20 that cooperation second clamp plate 19 used on the second baffle 16, and buckle connection has folding board 25 on the second baffle 16, folding board 25 comprises the elastic material, can follow second telescopic link 27 and remove together, and set up draw-in groove 24 that cooperation folding board 25 used in the second baffle 16.
The front and the back of the working plate 9 are both provided with a first baffle 8, the bottom end of the first baffle 8 is provided with a first telescopic rod 10, the first baffle 8 and the second baffle 16 are in a flush state when working, the bottom end of the working plate 9 is provided with a plurality of groups of arc blocks 22, the bearing plate 26 is provided with arc grooves 23 matched with the arc blocks 22, the bottom plate 21 is internally provided with grooves 18 matched with the supporting rods 17, the bottom plate 21 bottom is provided with a plurality of groups of brackets 1, two sides of the bottom plate 21 are provided with protection plates 2, the protection plates 2 are positioned on the outer sides of the motors 13, and movable cavities matched with the motors 13 are arranged in the protection plates 2.
Working principle: when in use, the utility model is characterized in that: when in use, the supporting rod 17 can be fixed in the groove 18 arranged in the bottom plate 21 so as to fix the bearing plate 26, the bracket 1 can stand the whole casting type strong sand strength testing device on the ground and put into use, then the motor 13 drives the second telescopic rod 27 to rotate with the gear 15, the gear 15 is meshed with the rack 14, when the gear 15 rotates, the gear 14 moves back and forth on the rack 14, and the driving directions of the two groups of motors 13 are opposite, therefore, the second pressing plate 19 can move back and forth on the working plate 9, the second pressing plates 19 are mutually extruded through the second telescopic rod 27 so as to be convenient for extruding the molding sand on the working plate 9 between the second pressing plates 19, the degree of tearing and pulling force of the molding sand is convenient for testing through back and forth friction, the first pressing plate 7 can be downwards extruded before, so as to test the strength testing of the casting type strong sand, when molding sand is extruded by the first pressing plate 7 from top to bottom, how to be stressed, the test data of the strength of the casting mold is more accurate and comprehensive through a plurality of groups of strong test modes, then the second telescopic rod 27 and the second pressing plate 19 can be moved together through the folding plate 25, the movable groove 20 is always held in a closed state in the process, the casting mold strength sand can not leak out of the movable groove 20 through the folding plate 25, the inside of the casting mold strength sand testing device can not be influenced by molding sand particles, the folding plate 25 can move in the clamping groove 24 through the clamping groove 24, finally the plurality of groups of arc blocks 22 arranged at the bottom of the working plate 9 are mutually matched with the arc grooves 23 on the supporting plate 26, and after the strength test of the casting mold strength sand is finished, the working plate 9 can be directly pulled out from the supporting plate 26, so that the processing of the casting mold strength sand is facilitated.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (7)
1. The utility model provides a testing arrangement of foundry sand intensity, includes bottom plate (21), its characterized in that: be provided with multiunit bracing piece (17) on bottom plate (21), just bracing piece (17) top fixedly connected with bearing board (26), sliding connection has work board (9) on bearing board (26), work board (9) bottom both sides are provided with second baffle (16), just be provided with second clamp plate (19) on second baffle (16), be connected with second telescopic link (27) on second clamp plate (19), just second telescopic link (27) tip rotation is connected with gear (15), be connected with motor (13) on gear (15), the bottom of gear (15) is provided with rack (14), just gear (15) with interlock each other between rack (14), bottom plate (21) openly all are fixed with curb plate (3) with the back, just curb plate (3) top is connected with roof (4), be connected with first clamp plate (7) on roof (4).
2. The apparatus for testing strength of foundry sand according to claim 1, wherein: fixedly connected with connecting block (11) on roof (4), just all be provided with bolt (6) on connecting block (11), curb plate (3) with connecting block (11) are passed through bolt (6) are fixed, fixedly connected with pneumatic cylinder (5) on roof (4), just the bottom of pneumatic cylinder (5) is connected with hydraulic stem (12), the bottom fixedly connected with first clamp plate (7) of hydraulic stem (12).
3. The apparatus for testing strength of foundry sand according to claim 1, wherein: the movable groove (20) matched with the second pressing plate (19) is formed in the second baffle plate (16), the folding plate (25) is connected to the second baffle plate (16) in a buckled mode, the folding plate (25) is made of elastic materials and can move along with the second telescopic rod (27), and the clamping groove (24) matched with the folding plate (25) is formed in the second baffle plate (16).
4. The apparatus for testing strength of foundry sand according to claim 1, wherein: the bottom end of the working plate (9) is provided with a plurality of groups of arc blocks (22), and the supporting plate (26) is provided with arc grooves (23) matched with the arc blocks (22).
5. The apparatus for testing strength of foundry sand according to claim 1, wherein: the bottom plate (21) is internally provided with grooves (18) matched with the supporting rods (17), and a plurality of groups of brackets (1) are arranged at the bottom end of the bottom plate (21).
6. The apparatus for testing strength of foundry sand according to claim 1, wherein: the motor is characterized in that protection plates (2) are arranged on two sides of the bottom plate (21), the protection plates (2) are located on the outer sides of the motor (13), and movable cavities used with the motor (13) are arranged in the protection plates (2).
7. The apparatus for testing strength of foundry sand according to claim 1, wherein: the front and the back of the working plate (9) are both provided with a first baffle (8), a first telescopic rod (10) is arranged at the bottom end of the first baffle (8), and the first baffle (8) and the second baffle (16) are in a flush state when working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321538895.5U CN220231303U (en) | 2023-06-16 | 2023-06-16 | Testing arrangement of foundry sand intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321538895.5U CN220231303U (en) | 2023-06-16 | 2023-06-16 | Testing arrangement of foundry sand intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220231303U true CN220231303U (en) | 2023-12-22 |
Family
ID=89176033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321538895.5U Active CN220231303U (en) | 2023-06-16 | 2023-06-16 | Testing arrangement of foundry sand intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220231303U (en) |
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2023
- 2023-06-16 CN CN202321538895.5U patent/CN220231303U/en active Active
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