CN219161885U

CN219161885U - Asphalt mold applied to asphalt ductility tester

Info

Publication number: CN219161885U
Application number: CN202223596265.1U
Authority: CN
Inventors: 曹忠年; 陈仁忠; 程明
Original assignee: Nanjing Kuailian Road And Bridge Construction Engineering Co ltd
Current assignee: Nanjing Kuailian Road And Bridge Construction Engineering Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-09
Anticipated expiration: 2032-12-30

Abstract

The application relates to an asphalt mould for asphalt ductility tester relates to the field of asphalt moulds. The casting device comprises a bottom plate, two side dies and two end dies are arranged on the bottom plate, a casting cavity for casting asphalt is formed by encircling the bottom plate, the two side dies and the two end dies, a movable plate is arranged on the bottom plate in a sliding mode, the movable plate corresponds to the side dies one by one, the two side dies are fixedly connected to one sides of the corresponding movable plates, which face the casting cavity, of the casting cavity, a control assembly for controlling the two side dies to be close to or far away from each other is arranged on the bottom plate, clamping grooves are formed in two sides of the end dies along the moving direction of the movable plates, and clamping hooks for being inserted into the clamping grooves are fixedly connected to the two movable plates. The utility model discloses a can make things convenient for the operator to demold pitch piece and side form.

Description

Asphalt mold applied to asphalt ductility tester

Technical Field

The application relates to the field of asphalt molds, in particular to an asphalt mold applied to an asphalt ductility tester.

Background

Asphalt ductility refers to the ductility of asphalt. The greater the ductility, the better the asphalt plasticity. Asphalt ductility requires that the asphalt to be detected is poured into a mold for ductility detection to obtain asphalt blocks of specific shapes. The die comprises a bottom plate, two side dies and two end dies, wherein the two side dies and the two end dies are arranged on the bottom plate.

Chinese patent publication No. CN213337154U discloses an asphalt extensibility detecting die for highway engineering, comprising a trough-shaped bottom member, a left tap, a right tap, a front stopper and a rear stopper; two inner walls of the groove-shaped bottom piece symmetrically start a groove along the axial direction, two sides of the left tap and the right tap are respectively provided with a sliding block matched with the groove, and the left tap and the right tap are respectively symmetrically inserted from two ends of the groove-shaped bottom piece along the groove; the left tap and the right tap are respectively and vertically provided with a T-shaped groove at the front side and the rear side of the opposite ends, the left side and the right side of the front stop block and the rear stop block are respectively provided with T-shaped tenons matched with the T-shaped grooves, and the front stop block and the rear stop block are vertically inserted from the upper part of the groove-shaped bottom piece along the T-shaped grooves, so that an 8-shaped injection molding cavity is formed among the left tap, the right tap, the front stop block and the rear stop block.

According to the description in the prior art, when an operator demolds a side die of an asphalt block, the side die needs to be slid out of end dies on two sides, asphalt itself has certain viscosity, and after the asphalt is solidified and molded, the asphalt is adhered to the side die, so that the side die is not easy to withdraw from between the two end dies, and thus the demolding of the asphalt block is difficult to take place.

Disclosure of Invention

In order to facilitate demolding of asphalt blocks from side molds, the application provides an asphalt mold applied to an asphalt ductility tester.

The application provides a be applied to pitch mould of pitch ductility tester adopts following technical scheme:

be applied to pitch die of pitch ductility tester, including the bottom plate, be provided with two side forms and two end forms on the bottom plate, two side forms and two end forms enclose into the pouring cavity of pouring pitch, slide on the bottom plate and be provided with the movable plate, the movable plate with side form one-to-one, and two side forms all fixed connection in correspondence the movable plate orientation one side of pouring cavity, be provided with on the bottom plate and be used for controlling two the side forms are close to each other or control assembly that keeps away from each other, the end form is followed the draw-in groove has all been seted up to the both sides of movable plate direction of movement, two equal fixedly connected with is used for inserting on the movable plate the pothook of draw-in groove.

Through adopting above-mentioned technical scheme, the operator places two end moulds on the bottom plate to make the jack on two end moulds align with the inserted block that corresponds, the operator passes through control assembly and drives two movable plates and be close to each other, and then makes the inserted block insert in the slot that corresponds, realizes fixed relative position between side mould and the end plate, makes bottom plate, side mould and end mould enclose into and pours the chamber. When demoulding is carried out after asphalt is solidified, an operator drives the two side dies to move back to back through the control assembly, so that the side dies are separated from the asphalt blocks, and demoulding is facilitated.

Optionally, one side of the hook facing away from the movable plate is provided with a first inclined plane, two first inclined planes on the same movable plate are mutually far away from one end of the movable plate far away from the other movable plate, and a second inclined plane matched with the first inclined plane is arranged on the end die.

Through adopting above-mentioned technical scheme, when connecting side form and end mould, through first inclined plane and the cooperation of second inclined plane for the inserted block is pegged graft in the slot more easily.

Optionally, two bases are arranged on the bottom plate, two movable plates are located between the two bases, a plurality of guide posts parallel to each other are fixedly connected to the movable plates, and each guide post slides and penetrates through the corresponding base.

Through adopting above-mentioned technical scheme, the movable plate slides through the guide pillar and sets up on the base, and then realizes that two side forms slide and set up on the bottom plate.

Optionally, the control assembly includes threaded connection in the double-screw bolt on the base, and the axial of double-screw bolt is parallel to the axial of guide pillar, rotate on the double-screw bolt and be connected with the lantern ring, it has the push rod to articulate on the lantern ring, the push rod articulate in on the side form.

By adopting the technical scheme, an operator rotates the stud to drive the lantern ring to move, and the lantern ring moves to drive the push rod to push the side die to slide.

Optionally, the side form includes mainboard and two pterygoid lamina, the mainboard is located two between the pterygoid lamina, and two the pterygoid lamina all articulate in on the mainboard, the push rod is in be provided with two on the lantern ring, the push rod with pterygoid lamina one-to-one, the push rod is kept away from the one end of lantern ring articulates in corresponding on the pterygoid lamina, the cover is equipped with the spring on the guide pillar, the spring promotes the movable plate with the base is kept away from each other.

Through adopting above-mentioned technical scheme, during the drawing of patterns, the operator rotates the double-screw bolt and drives the lantern ring and remove, and the lantern ring passes through the push rod and drives two pterygoid lamina and overturn towards keeping away from the bitumen piece direction for bitumen piece breaks away from with the pterygoid lamina, and this in-process spring promotes and removes the seat, when two pterygoid lamina upset to with the movable plate butt, the operator continues to rotate the double-screw bolt, makes the pterygoid lamina promote the movable plate and removes towards the base direction in step, and then makes mainboard and bitumen piece break away from, realizes the effect of side form drawing of patterns. Through the mode, the wing plate is turned over firstly, so that the wing plate is separated from the asphalt block, the contact area of the main plate and the asphalt block is small, and the main plate is more convenient to separate from the asphalt block.

Optionally, the rollers for abutting the moving plate are rotatably connected to the two wing plates.

Through adopting above-mentioned technical scheme, set up the gyro wheel and replace pterygoid lamina and remove the board direct contact, reduce the condition of pterygoid lamina and the mutual wearing and tearing of movable board.

Optionally, the base is hinged to the bottom plate.

By adopting the technical scheme, after demoulding of the two side dies is completed, an operator turns over the two side dies back to back so that the operator takes off the end die and the asphalt block from the bottom plate.

Optionally, the locking bolt is worn to be equipped with by sliding on the base, just locking bolt threaded connection in on the bottom plate, just locking bolt will the base compresses tightly on the bottom plate.

Through adopting above-mentioned technical scheme, the operator compresses tightly the base on the bottom plate through the lock bolt, realizes the fixed position to the base on the bottom plate to pour the asphalt block.

In summary, the present application includes at least one of the following beneficial technical effects: when demoulding is carried out after asphalt is solidified, an operator drives the two side dies to move back to back through the control assembly, so that the side dies are separated from the asphalt blocks, and further the side dies and the asphalt blocks are conveniently demoulded.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application for embodying a first incline and a second incline.

Reference numerals illustrate: 1. a bottom plate; 11. a side mold; 12. a main board; 13. a wing plate; 14. a roller; 15. end molding; 16. a casting cavity; 2. a base; 21. a locking bolt; 3. a moving plate; 31. a guide post; 32. a limit nut; 33. a spring; 4. a control assembly; 41. a stud; 42. a collar; 43. a push rod; 5. a clamping hook; 51. a first inclined surface; 52. a second inclined surface; 53. a clamping groove; 6. a first hinge; 61. and a second hinge.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses an asphalt mold applied to an asphalt ductility tester. As shown in fig. 1 and 2, an asphalt mold applied to an asphalt ductility tester comprises a bottom plate 1 horizontally arranged, wherein the bottom plate 1 is a rectangular plate, and two side molds 11 and two end molds 15 are arranged above the bottom plate 1. The two side molds 11 are symmetrically arranged along the width direction of the bottom plate 1, the two end molds 15 are symmetrically arranged along the length direction of the bottom plate 1, and the bottom plate 1, the two side molds 11 and the two end molds 15 enclose a pouring cavity 16 for pouring asphalt. The base plates 1 are hinged with the base plates 2 through the first hinges 6 at two ends of the width direction of the base plates 1, locking bolts 21 are arranged on the two base plates 2 in a penetrating mode, the locking bolts 21 are in threaded connection with the base plates 1, the base plates 2 are pressed above the base plates 1, and position fixing of the base plates 2 on the base plates 1 is achieved. Two side molds 11 are located between the two bases 2, and the side molds 11 are in one-to-one correspondence with the bases 2. The side mold 11 is fixedly connected with a strip-shaped moving plate 3 towards one side of the corresponding base 2, and the length direction of the moving plate 3 is parallel to the length direction of the bottom plate 1.

Two guide posts 31 are fixedly connected to one side of the moving plate 3 facing the base 2, and when the base 2 is pressed above the bottom plate 1 by the locking bolt 21, the axial directions of the two guide posts 31 are parallel to the width direction of the bottom plate 1. The two guide posts 31 slide through the corresponding bases 2, so that the side mold 11 is arranged on the bottom plate 1 in a sliding manner. The two guide posts 31 are provided with limit nuts 32 for limiting the guide posts 31 to be separated from the base 2 through threaded sleeves at one ends of the two guide posts 31 far away from the moving plate 3, springs 33 are sleeved between the moving plate 3 and the base 2 on the guide posts 31, and the springs 33 push the moving plate 3 and the base 2 to be far away from each other.

The base plate 1 is provided with a control component 4 for controlling the two side dies 11 to be close to or far away from each other, the control component 4 comprises a stud 41 which is threaded on the base 2, the stud 41 is positioned between two corresponding guide posts 31, and the axial direction of the stud 41 is parallel to the axial direction of the guide posts 31. The stud 41 is rotatably connected with a collar 42 towards one end of the moving plate 3, and two push rods 43 for pushing the side mold 11 to move are hinged on the collar 42.

The side mold 11 comprises a main plate 12 fixedly connected to the movable plate 3, wing plates 13 are hinged to two sides of the main plate 12 along the length direction of the movable plate 3 through second hinges 61, and the second hinges 61 are located on one side, facing the movable plate 3, of the wing plates 13 and the main plate 12. The push rods 43 are in one-to-one correspondence with the wing plates 13, through holes for the push rods 43 to penetrate are formed in positions of the movable plate 3 corresponding to the two push rods 43, and the two push rods 43 penetrate through the corresponding through holes and are hinged to one side, facing the movable plate 3, of the corresponding wing plate 13. The two wing plates 13 are respectively connected with a roller 14 which is used for abutting against the movable plate 3 in a rotating way at one end far away from the main plate 12. When asphalt is poured, the two wing plates 13 are far away from the movable plate 3, one sides of the two wing plates 13, which are close to the second hinge 61, are abutted against the main plate 12, one sides of the two wing plates 13, which are far away from the second hinge 61, are abutted against the end mold 15, and the rollers 14 are far away from the movable plate 3. During demolding, the two wing plates 13 turn towards the direction corresponding to the moving plate 3, and the rollers 14 are abutted against the moving plate 3.

The two ends of the movable plate 3 along the length direction of the movable plate are fixedly connected with hooks 5, and the hook parts of the hooks 5 are arranged in the direction away from the base 2. The side of the clamping hook 5 facing away from the moving plate 3 is provided with a first inclined surface 51, and one end of the first inclined surface 51, which is close to the corresponding base 2, is inclined towards a direction away from the moving plate 3. Both ends of the end mould 15 along the width direction of the bottom plate 1 are provided with clamping grooves 53 for clamping the clamping hooks 5, and both sides of the end mould 15 along the width direction of the bottom plate 1 are provided with second inclined planes 52 matched with the first inclined planes 51. The cooperation of the first inclined surface 51 and the second inclined surface 52 is more convenient for an operator to insert the clamping hook 5 into the corresponding clamping groove 53.

The implementation principle of the embodiment of the application is as follows: in the initial state, the two end molds 15 and the two side plates are both positioned on the bottom plate 1, and the bottom plate 1, the end molds 15 and the side molds 11 enclose a pouring cavity 16 for pouring asphalt. After asphalt in the pouring cavity 16 is solidified into asphalt blocks, an operator drives the corresponding lantern rings 42 to move away from the asphalt blocks by rotating the studs 41, the lantern rings 42 move to drive the push rods 43 to pull the two wing plates 13 to turn over, the wing plates 13 are separated from the asphalt blocks, and in the process, the springs 33 push the movable plate 3, so that the position of the main plate 12 is kept unchanged. When the two wing plates 13 are turned over until the rollers 14 are abutted against the movable plate 3, the studs 41 continue to rotate to drive the wing plates 13, the main plate 12 and the movable plate 3 to synchronously move towards the corresponding base 2, and the wing plates 13 are not turned over in the process, so that the main plate 12 is separated from the asphalt blocks.

After the operator demolds the two side molds 11 with the asphalt block in the above manner, the operator unscrews the locking bolts 21 to release the fixation between the base 2 and the base plate 1, and then the operator turns the two side molds 11 in a direction away from the base plate 1 so that the side molds 11 are separated from the base plate 1, so that the operator removes the asphalt block together with the end mold 15 from the base plate 1.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Be applied to pitch mould of pitch ductility tester, including bottom plate (1), be provided with two side forms (11) and two end forms (15) on bottom plate (1), two side forms (11) and two end forms (15) enclose into pouring cavity (16) of pouring pitch, its characterized in that: the utility model discloses a casting cavity, including bottom plate (1), movable plate (3) with side form (11) one-to-one, and two side form (11) all fixed connection in correspond movable plate (3) orientation one side in pouring cavity (16), be provided with on bottom plate (1) and be used for controlling two control assembly (4) that side form (11) are close to each other or keep away from each other, draw-in groove (53) have all been seted up to end form (15) along the both sides of movable plate (3) direction of movement, two all fixedly connected with are used for inserting on movable plate (3) pothook (5) of draw-in groove (53).

2. An asphalt mold for an asphalt ductility tester according to claim 1, wherein: one side of the clamping hook (5) deviating from the movable plate (3) is provided with a first inclined plane (51), two first inclined planes (51) on the same movable plate (3) are mutually far away from one end far away from the other movable plate (3), and a second inclined plane (52) matched with the first inclined plane (51) is arranged on the end die (15).

3. An asphalt mold for an asphalt ductility tester according to claim 1, wherein: two bases (2) are arranged on the bottom plate (1), two movable plates (3) are located between the two bases (2), a plurality of guide posts (31) which are parallel to each other are fixedly connected to the movable plates (3), and the corresponding bases (2) are slidably arranged on the guide posts (31).

4. An asphalt mold for an asphalt ductility tester according to claim 3, wherein: the control assembly (4) comprises a stud (41) which is connected to the base (2) in a threaded mode, the axial direction of the stud (41) is parallel to the axial direction of the guide post (31), a sleeve ring (42) is connected to the stud (41) in a rotating mode, a push rod (43) is hinged to the sleeve ring (42), and the push rod (43) is hinged to the side die (11).

5. An asphalt mold for an asphalt ductility tester according to claim 4, wherein: side form (11) are including mainboard (12) and two pterygoid lamina (13), mainboard (12) are located two between pterygoid lamina (13), and two pterygoid lamina (13) all articulate in on mainboard (12), push rod (43) are provided with two on lantern ring (42), push rod (43) with pterygoid lamina (13) one-to-one, push rod (43) are kept away from the one end of lantern ring (42) articulates on corresponding pterygoid lamina (13), the cover is equipped with spring (33) on guide pillar (31), spring (33) promote movable plate (3) with base (2) keep away from each other.

6. An asphalt mold for an asphalt ductility tester according to claim 5, wherein: and the two wing plates (13) are respectively and rotatably connected with a roller (14) for abutting against the movable plate (3).

7. An asphalt mold for an asphalt ductility tester according to claim 3, wherein: the base (2) is hinged on the bottom plate (1).

8. The asphalt mold for an asphalt ductility tester according to claim 7, wherein: the base (2) is slidably provided with a locking bolt (21), the locking bolt (21) is in threaded connection with the bottom plate (1), and the locking bolt (21) tightly presses the base (2) on the bottom plate (1).