CN213875296U

CN213875296U - Mould is used in pitch ductility detection for highway engineering

Info

Publication number: CN213875296U
Application number: CN202023035226.5U
Authority: CN
Inventors: 潘源涛; 时荣杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-03
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to the technical field of asphalt ductility detection, and discloses a mold for asphalt ductility detection for highway engineering, which comprises a first table top and a second table top, wherein the upper surface of the first table top is fixed with the lower surface of the second table top, four support columns are fixed on the lower surface of the first table top, two sliding grooves are symmetrically formed in the second table top, sliding rods are arranged in the two sliding grooves, and bearings are fixedly arranged on the inner side walls of the two sliding grooves; two servo motors are fixedly mounted on the first table board, threaded rods are fixed at the output ends of the two servo motors, and the two threaded rods extend into the sliding groove through holes formed in one side of the second table board. This mould is used in pitch ductility for highway engineering detects uses through the cooperation of servo motor, threaded rod and slide bar lamp structure, has reached the effect of automatic trimming pitch module, avoids scalding workman's hand, and the security is stronger.

Description

Mould is used in pitch ductility detection for highway engineering

Technical Field

The utility model relates to a pitch ductility detects technical field, specifically is a mould is used in pitch ductility for highway engineering detection.

Background

Asphalt ductility refers to the ductility of asphalt, and the greater ductility indicates the better plasticity of asphalt, and the basic process of the measurement is as follows: the molten sample (asphalt) is injected into a special mould, cooled at room temperature, then put into a water bath kept at the test temperature for cooling, the sample higher than the mould is cut off by a hot knife, the mould is put back into the water bath again, and then the sample is moved into a ductility meter after a certain time, and an asphalt test piece is stretched to the length of the asphalt test piece when the sample is broken at a certain temperature and at a certain speed, namely the ductility of the asphalt test piece.

Present road engineering detects and uses mould with pitch ductility, detect the messenger at carrying out pitch ductility, can only detect the pitch that needs detected alone at every turn, can't attack going on simultaneously many times, very waste time, pitch need heat it before detecting, in the past the staff need find out pitch alone and heat the crucible and heat the pitch heating, the process is very troublesome, when using the cutter to maintain the pitch surface, the cutter heating can not in time use, the condition of cutter multiple heating and repeated maintenance appears in the change back, cause adverse effect to the detection of pitch mould, can't satisfy the requirement of current people to this product so far away.

To the above disadvantage, the chinese authorized utility model discloses a number: CN209764616U discloses a road engineering asphalt ductility detection mold, which solves the above disadvantages by matching multiple sets of side molds with stretching molds;

however, the structural design of the prior art adopts a manual mode to finish the asphalt surface, the worker can scald the hands when grabbing, the potential safety hazard exists, and the finishing efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art's not enough among the above-mentioned background art, the utility model provides a mould is used in pitch ductility for highway engineering to overcome the current mould is used in pitch ductility for highway engineering that proposes in the above-mentioned background art, adopt artifical mode to repair the pitch surface, the workman can scald the hand when snatching, has the potential safety hazard, and the lower shortcoming of efficiency of repairing.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a mold for detecting ductility of asphalt for highway engineering comprises a first table top and a second table top, wherein the upper surface of the first table top is fixed with the lower surface of the second table top, four support columns are fixed on the lower surface of the first table top, two groups of mold assemblies are arranged on the second table top, two sliding grooves are symmetrically formed in the second table top, sliding rods are arranged inside the two sliding grooves, and bearings are fixedly arranged on the inner side walls of the two sliding grooves;

two servo motors are fixedly mounted on the first table board, threaded rods are fixed at the output ends of the two servo motors, the threaded rods extend into the sliding groove through holes formed in one side of the second table board, the bottoms of the two sliding rods are in threaded connection with the corresponding threaded rods respectively, and transverse plates are fixed between the two sliding rods.

As an optimal technical solution of the utility model: the die assembly comprises two fixing columns, the two fixing columns are fixed to the upper surface of the second table board, auxiliary plates are sleeved on the outer sides of the two fixing columns, two limiting plates are symmetrically fixed between the two auxiliary plates, a bolt hole is formed in one side of one limiting plate, a fastening bolt is connected to the inner thread of the bolt hole, a side die is connected to one end of the fastening bolt through threads, stretching dies are symmetrically and movably connected to two sides of the side die, through holes are formed in the two stretching dies, and the two through holes are respectively sleeved with the corresponding fixing columns.

As an optimal technical solution of the utility model: and the outer side walls of the two threaded rods are respectively fixed with the inner side walls of the inner rings of the bearings corresponding to the threaded rods.

Further, the fixed hot cutter that is provided with in inside of diaphragm, the cutting edge portion of hot cutter extends to the outside of diaphragm, fixed mounting has the electric heat piece on the interior roof of diaphragm, the bottom surface of electric heat piece and the last surface contact of hot cutter.

Further, the fixing column is triangular prism-shaped.

Further, the hot scraper is on the same horizontal line with the die assembly.

Furthermore, all be provided with the isolation layer on the inside wall of drawing mould and side form, the surface of isolation layer evenly coats and is scribbled the parting agent.

According to the working principle, when the mold for detecting the ductility of the asphalt for the highway engineering is required to be used, the asphalt is heated to a melting state, the side mold and the stretching mold are spliced and sleeved with the fixing columns, the position of the side mold is fastened by using the fastening bolt, the side mold compresses the stretching mold to determine the shape of the mold, the melted asphalt is slowly poured into the side mold and the stretching mold, the servo motor and the electric heating block are started after cooling, the electric heating block heats the hot cutter, the servo motor drives the threaded rod to rotate, the sliding rod moves forwards, so that the hot cutter cuts off redundant asphalt, the asphalt in the mold can be quickly cut off, the side mold is taken out after cooling again, and the ductility test is carried out on the asphalt.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

(III) advantageous effects

The utility model provides a pitch ductility detects uses mould for highway engineering possesses following beneficial effect:

(1) this mould is used in pitch ductility for highway engineering, the cooperation through servo motor, threaded rod and slide bar lamp structure is used, has reached the effect of automatic trimming pitch module, avoids scalding workman's hand, and the security is stronger, and the efficiency of just finishing is higher.

(2) This mould is used in pitch ductility for highway engineering detects through being provided with two sets of mould subassemblies on the second mesa, can maintain two pitch modules simultaneously, has further improved the efficiency of maintaining.

(3) This mould is used in pitch ductility for highway engineering detects uses through the cooperation of fixed column, accessory plate and limiting plate, can be convenient fix the convenience to side form and drawing die.

Drawings

FIG. 1 is a perspective view of the asphalt ductility testing mold for highway engineering of the present invention;

FIG. 2 is a top view of the asphalt ductility testing mold for road engineering of the present invention;

FIG. 3 is a schematic structural view of the transverse plate of the asphalt ductility detection mold for highway engineering of the present invention;

fig. 4 is a perspective view of the mold assembly of the asphalt ductility detection mold for road engineering of the present invention;

fig. 5 is the utility model discloses pitch ductility detects the top view of the mould subassembly of using the mould for highway engineering.

In the figure: the die assembly comprises a die assembly 1, a through hole 101, a side die 102, a drawing die 103, an auxiliary plate 104, a fixing column 105, a fastening bolt 106 and a limiting plate 107; the device comprises a bearing 2, a sliding groove 3, a threaded rod 4, a hot cutter 5, a transverse plate 6, a sliding rod 7, a servo motor 8, a supporting column 9, a first table board 10, a second table board 11 and an electric heating block 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the present invention provides a mold for ductility detection of asphalt for road engineering;

as shown in fig. 1 and 2, the die comprises a first table top 10 and a second table top 11, wherein the upper surface of the first table top 10 is fixed with the lower surface of the second table top 11, four support columns 9 are fixed on the lower surface of the first table top 10, two sets of die assemblies 1 are arranged on the second table top 11, two sliding chutes 3 are symmetrically arranged on the second table top 11, sliding rods 7 are arranged inside the two sliding chutes 3, and bearings 2 are fixedly arranged on the inner side walls of the two sliding chutes 3;

two servo motors 8 are fixedly arranged on the first table top 10, threaded rods 4 are fixed at the output ends of the two servo motors 8, the two threaded rods 4 extend into the sliding chute 3 through holes formed in one side of the second table top 11, and the outer side walls of the two threaded rods 4 are respectively fixed with the inner side walls of the inner rings of the bearings 2 corresponding to the threaded rods; the bottoms of the two slide bars 7 are respectively in threaded connection with the corresponding threaded rods 4, and a transverse plate 6 is fixed between the two slide bars 7;

according to the figures 4 and 5, the mold assembly 1 comprises two fixing columns 105, the fixing columns 105 are triangular prism-shaped, the two fixing columns 105 are fixed on the upper surface of the second table top 11, auxiliary plates 104 are sleeved on the outer sides of the two fixing columns 105, two limiting plates 107 are symmetrically fixed between the two auxiliary plates 104, one side of one limiting plate 107 is provided with a bolt hole, a fastening bolt 106 is connected with the bolt hole in an internal thread manner, one end of the fastening bolt 106 is connected with a side mold 102 in a threaded manner, the two sides of the side mold 102 are symmetrically and movably connected with stretching molds 103, isolating layers are arranged on the inner side walls of the stretching molds 103 and the side mold 102, isolating agents are uniformly coated on the surfaces of the isolating layers, and after detection is finished, asphalt is convenient to take down from the mold so as to be used next time; through holes 101 are formed in the two stretching dies 103, and the two through holes 101 are respectively sleeved with the corresponding fixing columns 105;

as shown in fig. 3, the heat cutter 5 is fixedly arranged inside the transverse plate 6, the blade part of the heat cutter 5 extends to the outside of the transverse plate 6, the electric heating block 12 is fixedly arranged on the inner top wall of the transverse plate 6, the bottom surface of the electric heating block 12 is in contact with the upper surface of the heat cutter 5, the heat cutter 5 can be heated, and the heat cutter 5 and the die assembly 1 are positioned on the same horizontal line, so that redundant asphalt can be removed.

It should be noted that, in the present invention, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be understood in a broad sense, and may be, for example, either fixedly or detachably connected; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The mold for detecting the ductility of the asphalt for the highway engineering comprises a first table top (10) and a second table top (11), and is characterized in that the upper surface of the first table top (10) is fixed with the lower surface of the second table top (11), four support columns (9) are fixed on the lower surface of the first table top (10), two groups of mold assemblies (1) are arranged on the second table top (11), two sliding chutes (3) are symmetrically formed in the second table top (11), sliding rods (7) are arranged inside the two sliding chutes (3), and bearings (2) are fixedly arranged on the inner side walls of the two sliding chutes (3);

fixed mounting has two servo motor (8) on first mesa (10), two the output of servo motor (8) all is fixed with threaded rod (4), two threaded rod (4) all extend to the inside of spout (3) through the through-hole that second mesa (11) one side was seted up, two the bottom of slide bar (7) is respectively rather than threaded rod (4) threaded connection who corresponds, two be fixed with diaphragm (6) between slide bar (7).

2. The asphalt ductility detection mold for road engineering according to claim 1, wherein, the die assembly (1) comprises two fixing columns (105), the two fixing columns (105) are fixed with the upper surface of the second table board (11), auxiliary boards (104) are sleeved on the outer sides of the two fixing columns (105), two limiting boards (107) are symmetrically fixed between the two auxiliary boards (104), one side of one of the limiting plates (107) is provided with a bolt hole, a fastening bolt (106) is connected with the bolt hole in a threaded manner, one end of the fastening bolt (106) is in threaded connection with a side die (102), two sides of the side die (102) are symmetrically and movably connected with stretching dies (103), through holes (101) are formed in the two stretching dies (103), and the two through holes (101) are respectively sleeved with corresponding fixing columns (105).

3. The asphalt ductility detection die for road engineering as claimed in claim 1, wherein the outer side walls of the two threaded rods (4) are respectively fixed with the inner side walls of the inner rings of the corresponding bearings (2).

4. The asphalt ductility detection die for highway engineering according to claim 1, wherein a hot cutter (5) is fixedly arranged inside the transverse plate (6), the blade part of the hot cutter (5) extends to the outside of the transverse plate (6), an electric heating block (12) is fixedly arranged on the inner top wall of the transverse plate (6), and the bottom surface of the electric heating block (12) is in contact with the upper surface of the hot cutter (5).

5. The asphalt ductility detection mold for road engineering as set forth in claim 2, wherein the shape of the fixing post (105) is a triangular prism.

6. The asphalt ductility detection die for road engineering according to claim 4, wherein the hot cutter (5) and the die assembly (1) are on the same horizontal line.

7. The asphalt ductility detection die for highway engineering as claimed in claim 2, wherein the inner side walls of the drawing die (103) and the side die (102) are provided with isolating layers, and the surfaces of the isolating layers are uniformly coated with isolating agents.