CN213580337U

CN213580337U - Concrete test piece making devices for civil engineering

Info

Publication number: CN213580337U
Application number: CN202023067080.2U
Authority: CN
Inventors: 杨本菊
Original assignee: Individual
Current assignee: Zibo Vocational Institute
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-06-29
Anticipated expiration: 2030-12-18

Abstract

The invention discloses a device for manufacturing a concrete test piece for civil engineering, which comprises a base, a sliding platform, a supporting platform, a driving device, a lifting platform, a stirrer, a lifting hydraulic cylinder and a stirring motor, wherein the base is provided with a sliding shaft; the sliding platform is arranged on the base in a sliding manner and is connected with a driving device arranged on the base; the supporting platform is elastically arranged on the sliding platform, the lifting platform, the stirrer, the lifting hydraulic cylinder and the stirring motor are arranged above the base, and the clamping mechanism for fixing the test piece mold is arranged on the supporting platform; the lifting hydraulic cylinder is connected with the lifting platform, a plurality of stirrers are arranged and rotatably mounted at the bottom of the lifting platform, and all the stirrers are connected through a transmission mechanism; the stirring motor is arranged on the top of the lifting platform and is connected with one stirrer. The invention adopts the sliding platform to realize the free conversion of the mould between the filling station and the stirring station, and adopts the electric stirrer to realize the high-efficiency stirring of a plurality of groups of concrete wet materials, thereby improving the efficiency and the quality.

Description

Concrete test piece making devices for civil engineering

Technical Field

The utility model belongs to the technical field of civil engineering, concretely relates to concrete test piece making devices for civil engineering.

Background

Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and is formed by uniformly stirring, compacting, forming, curing and hardening. Therefore, the quality of the building body is closely related to the quality of the concrete, and therefore, in the construction process, the concrete test piece needs to be detected according to related standards and regulations.

At present, the method for manufacturing a concrete test piece on a construction site is to directly pour mixed concrete wet materials into a test piece mold, and then hammer the concrete wet materials by using an iron rod to eliminate internal bubbles. Therefore, the manufacturing method has extremely low efficiency, and the quality of the test piece is difficult to control.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a concrete sample making devices for civil engineering utilizes the wet material of concrete in the agitator will a plurality of moulds to stir and beat and smash to be convenient for control test piece quality reduces artifical intensity of labour simultaneously.

The utility model discloses a realize like this: a concrete test piece manufacturing device for civil engineering comprises a base, a sliding platform, a supporting platform, a driving device, a lifting platform, a stirrer, a lifting hydraulic cylinder and a stirring motor; the sliding platform is slidably arranged on the base and is connected with a driving device arranged on the base; the supporting platform is elastically arranged on the sliding platform, the lifting platform, the stirrer, the lifting hydraulic cylinder and the stirring motor are arranged above the base, and a clamping mechanism for fixing a test piece mold is arranged on the supporting platform; the lifting hydraulic cylinder is connected with the lifting platform, a plurality of stirrers are arranged and rotatably mounted at the bottom of the lifting platform, and all the stirrers are connected through a transmission mechanism; the stirring motor is installed on the top of the lifting platform and connected with one stirrer.

Further, the clamping mechanism comprises a clamping plate, a clamping screw rod and a screw rod seat; the two screw rod seats are symmetrically arranged on the supporting platform, the two clamping screw rods are correspondingly and rotatably arranged on the screw rod seats one by one, threads with opposite rotation directions are arranged at two ends of each clamping screw rod, and knobs are arranged at the end parts of the clamping screw rods; the splint are provided with two to symmetrical slidable mounting is in on the supporting platform, the near-end side of splint respectively with the screw thread section spiro union of pressing from both sides tight lead screw.

Further, supporting platform's top surface is provided with two trapezoidal spouts, the near-end side bottom of splint is provided with trapezoidal arch, trapezoidal arch and the trapezoidal spout sliding connection who corresponds.

Further, a vibration motor is further mounted on the supporting platform.

Further, the driving device comprises a driving motor, a belt pulley and a belt; the two belt pulleys are rotatably arranged at the front end and the rear end of the base, and the belt is connected with the belt pulleys and the sliding platform; the driving motor is installed on the base and connected with one of the pulleys.

Further, a front detector and a rear detector are further mounted on the base.

Further, the front detector and the rear detector are limit switches.

Further, the stirrer has a plurality of stirring rods.

Further, install the slide rail on the base, slidable mounting has the slider on the slide rail, sliding platform with the slider is connected.

Furthermore, a rack is further installed on the base, the lifting hydraulic cylinder is installed on the rack, and a guide pillar is further installed on the rack and connected with the lifting platform.

The utility model discloses the beneficial effect who brings is:

1. the invention adopts the sliding platform to realize the free conversion of the mould between the filling station and the stirring station, and adopts the electric stirrer to realize the high-efficiency stirring of a plurality of groups of concrete wet materials, thereby improving the manufacturing efficiency and the quality of test pieces.

2. The invention adopts the vibration motor to carry out integral vibration on the wet material in the die, thereby realizing efficient defoaming by matching with the stirring action of the stirrer and accelerating the compaction rate of the wet material.

3. The invention adopts the clamping mechanism to quickly fix a plurality of moulds and has an automatic centering function so that the fixed moulds correspond to the stirrers at the stirring stations one by one.

Drawings

FIG. 1 is a perspective view of the apparatus of the present invention in a filling station;

FIG. 2 is a front elevational view of the arrangement of FIG. 1;

FIG. 3 is a perspective view of the apparatus of the present invention in a blending station;

fig. 4 is a front view of the structure of the device shown in fig. 3.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 4, a concrete sample manufacturing device for civil engineering includes a base 1, a sliding platform 3, a supporting platform 6, a driving device, a lifting platform 17, a stirrer 18, a lifting hydraulic cylinder 16 and a stirring motor 23.

The sliding platform 3 is slidably mounted on the base 1 and is connected with a driving device mounted on the base 1. Specifically, install two slide rails 2 on the base 1, slidable mounting has two sliders 4 on every slide rail 2, and sliding platform 3 is connected with slider 4. The drive means includes a drive motor 25, a pulley 24 and a belt 26. The two belt pulleys 24 are rotatably mounted at the front end and the rear end of the base 1 through bearings, the belt 26 is connected with the belt pulleys 24, and the belt 26 is connected with the sliding platform 3, so that the sliding platform 3 can move along with the transmission of the belt 26. A drive motor 25 is mounted on the base 1 and is connected to one of the pulleys 24. The base 1 is also provided with a front detector 8 and a rear detector 19 for detecting the position of the sliding platform 3, and the front detector 8 and the rear detector 19 are limit switches.

The supporting platform 6 is elastically arranged on the sliding platform 3, and a clamping mechanism for fixing the test piece die 10 and a vibration motor 5 for providing vibration force are arranged on the supporting platform 6. Specifically, the clamping mechanism comprises a clamping plate 12, a clamping screw 9 and a screw seat 22; the screw seat 22 is provided with two and is symmetrically arranged on the supporting platform 6. Two clamping screw rods 9 are arranged, and are rotatably arranged on the screw rod seat 22 in a one-to-one correspondence manner. The two ends of the clamping screw rod 9 are provided with threads with opposite rotating directions, and the end part of the clamping screw rod is provided with a knob 11; the clamping plates 12 are provided in two and are symmetrically slidably mounted on the support platform 6. Specifically, the top surface of the supporting platform 6 is provided with two trapezoidal sliding grooves, the bottom of the proximal end side of the clamping plate 12 is provided with a trapezoidal protrusion, and the trapezoidal protrusion is connected with the corresponding trapezoidal sliding grooves in a sliding manner. The proximal sides of the clamping plates 12 are each screwed to a thread section of the clamping screw 9. The clamping screw 9 can only rotate in the screw seat 22 and cannot move axially, so that when the clamping screw 9 rotates, the clamping plate 12 can be driven to move towards the middle or towards two sides simultaneously, a centering function is achieved, and the fixed die can be aligned with the stirrers 18 one by one.

The lifting platform 17, the stirrer 18, the lifting hydraulic cylinder 16 and the stirring motor 23 are arranged above the base 1, the frame 13 is arranged on the base 1, and the frame 13 is positioned on one side of the base 1. The top of the frame 13 is provided with a mounting platform 14, a lifting hydraulic cylinder 16 is mounted on the mounting platform 14, a linear bearing 15 is further mounted on the mounting platform 14, a guide post 21 is mounted in the linear bearing 15, and the guide post 21 is connected with a lifting platform 17. The lifting hydraulic cylinder 16 is connected with the lifting platform 17, a plurality of stirrers 18 are arranged and rotatably mounted at the bottom of the lifting platform 17 through bearings, and all the stirrers 18 are connected through a transmission mechanism. The stirrer 18 has a plurality of stirring rods. The transmission mechanism is a belt transmission mechanism, i.e. a belt is connected with the belt pulleys of all the stirrers 18. A stirrer motor 23 is mounted on top of the elevating platform 17 and connected to one of the stirrers 18.

When the device works, the sliding platform 3 is driven by the driving device to move to the filling station, then the test piece mold 10 is placed on the supporting platform 6, and the knob 11 is rotated to enable the clamping screw 9 to drive the clamping plate 12 to approach to the center, so that the test piece mold 10 is clamped. At the moment, the concrete wet materials are sequentially filled into the test piece die 10, and then the driving device drives the sliding platform 3 to move to the stirring station. At this time, the lifting hydraulic cylinder 16 drives the lifting platform 17 to descend, so that the stirrer 18 is inserted into the corresponding test piece mold 10. Then the stirring motor 23 works to drive all the stirrers 18 to stir, and in the process, the lifting hydraulic cylinder 16 can drive the lifting platform 17 to reciprocate, so that the double functions of stirring and hammering are realized. In order to improve the defoaming effect, the vibration motor 5 works to drive the whole supporting platform 6 to vibrate, so that the bubbles in the concrete wet material are further eliminated. After defoaming, the lifting platform 17 is lifted and reset, and the driving device drives the sliding platform 3 to return to the filling station. The moving position of the sliding platform 3 is detected by the front detector 8 and the rear detector 19, and the moving position can be triggered to generate an electric signal after the contact, so that the corresponding equipment is controlled to start and stop.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. A concrete sample manufacturing device for civil engineering is characterized by comprising a base (1), a sliding platform (3), a supporting platform (6), a driving device, a lifting platform (17), a stirrer (18), a lifting hydraulic cylinder (16) and a stirring motor (23); the sliding platform (3) is slidably mounted on the base (1) and is connected with a driving device mounted on the base (1); the supporting platform (6) is elastically installed on the sliding platform (3), the lifting platform (17), the stirrer (18), the lifting hydraulic cylinder (16) and the stirring motor (23) are installed above the base (1), and a clamping mechanism for fixing the test piece mold (10) is installed on the supporting platform (6); the lifting hydraulic cylinder (16) is connected with the lifting platform (17), a plurality of stirrers (18) are arranged and rotatably mounted at the bottom of the lifting platform (17), and all the stirrers (18) are connected through a transmission mechanism; the stirring motor (23) is arranged at the top of the lifting platform (17) and is connected with one stirrer (18).

2. The concrete sample preparation device for civil engineering as claimed in claim 1, wherein the clamping mechanism comprises a clamp plate (12), a clamp screw (9) and a screw base (22); the two screw rod seats (22) are symmetrically arranged on the supporting platform (6), the two clamping screw rods (9) are correspondingly and rotatably arranged on the screw rod seats (22), threads with opposite rotation directions are arranged at two ends of each clamping screw rod (9), and a knob (11) is arranged at the end part of each clamping screw rod; the clamping plates (12) are arranged in two numbers and symmetrically and slidably mounted on the supporting platform (6), and the near end sides of the clamping plates (12) are respectively in threaded connection with thread sections of the clamping screw rods (9).

3. The concrete specimen preparation device for civil engineering according to claim 2, characterized in that the top surface of the support platform (6) is provided with two trapezoidal sliding grooves, and the bottom of the proximal side of the clamping plate (12) is provided with a trapezoidal protrusion which is slidably connected with the corresponding trapezoidal sliding groove.

4. The civil engineering concrete specimen preparation device according to claim 1, wherein a vibration motor (5) is further mounted on the support platform (6).

5. The concrete specimen producing device for civil engineering work according to claim 1, characterized in that the drive means includes a drive motor (25), a pulley (24) and a belt (26); the two belt pulleys (24) are rotatably arranged at the front end and the rear end of the base (1), and the belt (26) is connected with the belt pulleys (24) and the sliding platform (3); the driving motor (25) is arranged on the base (1) and is connected with one of the pulleys (24).

6. A concrete sample-making device for civil engineering as in claim 1, wherein a front detector (8) and a rear detector (19) are also mounted on the base (1).

7. A concrete specimen making device for civil engineering as in claim 6, characterized in that the front detector (8) and the rear detector (19) are limit switches.

8. The civil engineering concrete specimen producing device according to claim 1, wherein the stirrer (18) has a plurality of stirring rods.

9. The civil engineering concrete test piece manufacturing device according to claim 1, wherein the base (1) is provided with a slide rail (2), the slide rail (2) is provided with a slide block (4) in a sliding manner, and the sliding platform (3) is connected with the slide block (4).

10. The civil engineering concrete sample preparation device according to claim 1, wherein a frame (13) is further mounted on the base (1), the hydraulic lifting cylinder (16) is mounted on the frame (13), a guide post (21) is further mounted on the frame (13), and the guide post (21) is connected with the lifting platform (17).