CN211235181U - Marshall hits real former - Google Patents
Marshall hits real former Download PDFInfo
- Publication number
- CN211235181U CN211235181U CN201922276848.8U CN201922276848U CN211235181U CN 211235181 U CN211235181 U CN 211235181U CN 201922276848 U CN201922276848 U CN 201922276848U CN 211235181 U CN211235181 U CN 211235181U
- Authority
- CN
- China
- Prior art keywords
- sprocket
- chain
- compaction
- marshall
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a marshall hits real former, the mould is located the base, and the test piece is located the mould, and the lower extreme of guide bar is provided with hits real pressure head, hit real pressure head and be located the test piece directly over, be provided with on the guide bar and hit real hammer, first sprocket cup joints in first shaft, and the second sprocket cup joints in the second shaft, and first sprocket is located the top of second sprocket, and the epaxial third sprocket that has cup jointed of first shaft, has cup jointed the fourth sprocket on the output shaft of motor, and the second chain cup joints on first sprocket and second sprocket, and first chain cup joints on third sprocket and fourth sprocket, is provided with on the second chain and hits real hammer matched with dog, and this former once only realizes hitting of a plurality of marshall test pieces real, and experimental efficiency is higher.
Description
Technical Field
The utility model belongs to highway engineering laboratory test field relates to a marshall hits real former.
Background
The Marshall compaction tester is suitable for manufacturing asphalt mixture test pieces by a standard compaction method, is used for testing the physical and mechanical properties of asphalt mixtures in a laboratory, and is also suitable for Marshall tests; in the Marshall experiment process, in order to ensure the accuracy of the experiment, a plurality of groups of test pieces are required to be used for the experiment, and in the Marshall experiment process, the experiment time is longer and the experiment efficiency is lower due to the fact that one test piece is manufactured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a marshall hits real former, this former once only realizes hitting of a plurality of marshall test pieces real, and experimental efficiency is higher.
In order to achieve the purpose, the marshall compaction forming instrument comprises a base, a motor, a first wheel shaft, a first chain, a second wheel shaft and a plurality of compaction components;
each compaction member comprises a die, a test piece, a guide rod, a first chain wheel, a second chain wheel and a second chain;
the mould is located the base, and the test piece is located the mould, and the lower extreme of guide bar is provided with hits real pressure head, hit real pressure head and be located the test piece directly over, be provided with on the guide bar and hit real hammer, first sprocket cup joints in first shaft, and the second sprocket cup joints in the second shaft, and first sprocket is located the top of second sprocket, has cup jointed the third sprocket on the first shaft, has cup jointed the fourth sprocket on the output shaft of motor, and the second chain cup joints on first sprocket and second sprocket, and first chain cup joints on third sprocket and fourth sprocket, is provided with on the second chain and hits real hammer matched with dog.
The device is characterized by further comprising a support, wherein the first wheel shaft and the second wheel shaft are connected to the support, the support is provided with a sleeve, and the upper end of the guide rod penetrates through the sleeve.
The die is fixed on the base through the positioning pin.
The compacting members are distributed in sequence.
The number of the stop blocks is two.
The utility model discloses following beneficial effect has:
marshall hit real former when concrete operation, the motor passes through fourth sprocket and first chain drive third sprocket and rotates, the third sprocket drives first shaft and rotates, first shaft drives the first sprocket rotation in each hit real component, first sprocket drives the second chain motion, the second chain drives the dog motion in the in-process of motion, the dog drives and hits real hammer, guide bar and hit real pressure head upward movement, hit real hammer until the dog skew, at this moment, under the effect of gravity, hit real hammer, guide bar and hit real pressure head downstream, hit real through hitting real pressure head to marshall test piece, in order to realize once carrying out hitting of a plurality of marshall test pieces real, experimental efficiency is higher, the median gets popularization in highway test.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a position diagram of the motor 14 according to the present invention;
fig. 3 is a perspective view of the present invention.
Wherein, 1 is the first sprocket, 2 is the base, 3 is the third sprocket, 4 is the first shaft, 5 is the guide bar, 6 is the second sprocket, 7 is the second chain, 8 is the mould, 9 is the compaction hammer, 10 is the locating pin, 11 is the compaction pressure head, 12 is the first chain, 13 is the fourth sprocket, 14 is the motor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1 and 2, the marshall compaction forming apparatus of the present invention includes a base 2, a motor 14, a first wheel axle 4, a first chain 12, a second wheel axle and a plurality of compaction members; each compaction member comprises a die 8, a test piece, a guide rod 5, a first chain wheel 1, a second chain wheel 6 and a second chain 7; the mould 8 is located base 2, and the test piece is located mould 8, and the lower extreme of guide bar 5 is provided with and hits real pressure head 11, hit real pressure head 11 and be located the test piece directly over, be provided with on the guide bar 5 and hit real hammer 9, first sprocket 1 cup joints on first shaft 4, and second sprocket 6 cup joints on the second shaft, and first sprocket 1 is located the top of second sprocket 6, has cup jointed third sprocket 3 on first shaft 4, has cup jointed fourth sprocket 13 on the output shaft of motor 14, and second chain 7 cup joints on first sprocket 1 and second sprocket 6, and first chain 12 cup joints on third sprocket 3 and fourth sprocket 13, is provided with on the second chain 7 and hits real hammer 9 matched with dog.
The utility model also comprises a bracket, wherein the first wheel shaft 4 and the second wheel shaft are connected on the bracket, the bracket is provided with a sleeve, and the upper end of the guide rod 5 passes through the sleeve; the die 8 is fixed on the base 2 through a positioning pin 10; all compaction components are distributed in sequence; the number of the stop blocks is two.
The utility model discloses a concrete working process does:
the motor 14 drives the third chain wheel 3 to rotate through the fourth chain wheel 13 and the first chain 12, the third chain wheel 3 drives the first wheel shaft 4 to rotate, the first wheel shaft 4 drives the first chain wheel 1 in each compaction member to rotate, the first chain wheel 1 drives the second chain 7 and the second chain wheel 6 to move, the second chain 7 drives the stop dog to move in the moving process, when the stop dog moves to the position of the compaction hammer 9, the guide rod 5 and the compaction press head 11 are driven to move upwards until the stop dog deviates from the compaction hammer 9, at the moment, under the action of gravity, the compaction hammer 9, the guide rod 5 and the compaction press head 11 move downwards, the Marshall test piece is compacted through the compaction press head 11, so that the compaction of a plurality of Marshall test pieces can be carried out at one time, the experimental efficiency is high, and the value is popularized in a road test.
Claims (5)
1. A Marshall compaction forming instrument is characterized by comprising a base (2), a motor (14), a first wheel shaft (4), a first chain (12), a second wheel shaft and a plurality of compaction components;
each compaction member comprises a die (8), a test piece, a guide rod (5), a first chain wheel (1), a second chain wheel (6) and a second chain (7);
the mold (8) is located on the base (2), the test piece is located in the mold (8), the lower end of the guide rod (5) is provided with a compaction pressing head (11), the compaction pressing head (11) is located right above the test piece, a compaction hammer (9) is arranged on the guide rod (5), the first chain wheel (1) is sleeved on the first wheel shaft (4), the second chain wheel (6) is sleeved on the second wheel shaft, the first chain wheel (1) is located above the second chain wheel (6), the third chain wheel (3) is sleeved on the first wheel shaft (4), the fourth chain wheel (13) is sleeved on an output shaft of the motor (14), the second chain (7) is sleeved on the first chain wheel (1) and the second chain wheel (6), the first chain (12) is sleeved on the third chain wheel (3) and the fourth chain wheel (13), and a stop block matched with the compaction hammer (9) is arranged on the second chain (7).
2. Marshall compaction tester according to claim 1, further comprising a support, wherein the first axle (4) and the second axle are connected to the support, and the support is provided with a sleeve through which the upper end of the guide rod (5) passes.
3. A marshall compaction tester as claimed in claim 1, wherein the die (8) is fixed to the base (2) by means of locating pins (10).
4. The marshall compaction tester of claim 1, wherein the compaction members are distributed sequentially.
5. The marshall compaction tester of claim 1 wherein the number of stops is two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922276848.8U CN211235181U (en) | 2019-12-17 | 2019-12-17 | Marshall hits real former |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922276848.8U CN211235181U (en) | 2019-12-17 | 2019-12-17 | Marshall hits real former |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211235181U true CN211235181U (en) | 2020-08-11 |
Family
ID=71921496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922276848.8U Expired - Fee Related CN211235181U (en) | 2019-12-17 | 2019-12-17 | Marshall hits real former |
Country Status (1)
Country | Link |
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CN (1) | CN211235181U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112198033A (en) * | 2020-10-30 | 2021-01-08 | 山东建筑大学 | Marshall compaction instrument and method |
-
2019
- 2019-12-17 CN CN201922276848.8U patent/CN211235181U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112198033A (en) * | 2020-10-30 | 2021-01-08 | 山东建筑大学 | Marshall compaction instrument and method |
CN112198033B (en) * | 2020-10-30 | 2022-07-01 | 山东建筑大学 | Marshall compaction instrument and method |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20201217 |
|
CF01 | Termination of patent right due to non-payment of annual fee |