CN217777309U

CN217777309U - High-efficient test block device of getting fast

Info

Publication number: CN217777309U
Application number: CN202221213297.6U
Authority: CN
Inventors: 李翔; 侯鹏程; 王春; 张超; 田学英; 贾盼倩
Original assignee: China Shanxi Sijian Group Co Ltd
Current assignee: China Shanxi Sijian Group Co Ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-11-11
Anticipated expiration: 2032-05-20

Abstract

The utility model discloses concrete test block preparation technical field, concretely relates to high-efficient test block device of getting fast. In order to solve the technical problem that the mould is difficult to be removed after the concrete test block is manufactured, the utility model comprises a supporting seat; the test block mould is arranged at the upper end of the supporting seat, a cavity for manufacturing a concrete test block is arranged in the test block mould, the upper end of the cavity is open, the periphery and the bottom wall of the cavity are closed, and the center of the bottom wall is provided with an ejector rod hole and a screw rod hole; the ejection mechanism is arranged below the test block mold and comprises an ejector rod, a screw rod arranged at the lower end of the ejector rod and a power device used for providing torque, the power device is provided with an output shaft for outputting the torque, and the screw rod receives the torque transmitted by the output shaft to rotate and can slide along the axial direction of the output shaft. The utility model discloses a concrete test block of the motion of ejector pin in with the test block mould is released, and the effectual concrete test block of watering in the mould and the mould adhesion and the problem of the drawing of patterns difficulty that causes of having solved have improved concrete test block preparation efficiency.

Description

High-efficient quick test block device of getting

Technical Field

The utility model discloses concrete test block preparation technical field, concretely relates to high-efficient quick test block device of getting.

Background

In the process of a building construction site, according to the requirements of standard specifications and engineering detection, a large number of concrete test blocks or concrete test blocks cured under the same conditions need to be manufactured, the existing concrete test block molds are divided into two types, namely an iron mold and a plastic mold, the existing iron mold is divided into a plurality of split types, the mold needs to be disassembled to take out the test blocks after the concrete test blocks are manufactured, and the disassembling efficiency of the concrete test blocks is low; the plastic mould is mostly the integral type, and the concrete test block is difficult to take out, easily suffers destruction at the in-process concrete test block edges and corners even taking out, influences the authority that test block intensity was appraised.

In order to solve the problem, chinese utility model patent that publication number is CN211221212U provides a concrete test block forming die of easily drawing of patterns, include both ends open-ended location side form and locate the die block of location side form one end opening part, die block cooperate with the inner chamber of location side form, and die block one end is equipped with and pushes away mould portion, and the opening edge of location side form one end is equipped with the baffle, pushes away mould portion and follows location side form is equipped with baffle one end and stretches out.

Need the pulling mould outside during the use, then need the upset mould to manual control pushes away mould portion, and the operation is loaded down with trivial details relatively, and to great test block especially iron mould, the operation is comparatively difficult, and efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the defects of the prior art and provides a novel device.

In order to solve the technical problem, the utility model discloses a technical scheme be:

an efficient and rapid test block taking device comprises: a supporting base; the test block mould is arranged at the upper end of the supporting seat, a cavity for manufacturing a concrete test block is arranged in the test block mould, the upper end of the cavity is open, the periphery and the bottom wall of the cavity are closed, and a top rod hole and a screw hole are formed in the center of the bottom wall; the ejection mechanism is arranged below the test block mold and comprises an ejector rod, a screw rod arranged at the lower end of the ejector rod and a power device used for providing torque, the power device is provided with an output shaft for outputting the torque, and the screw rod receives the torque transmitted by the output shaft to rotate and can slide along the axial direction of the output shaft.

Further, a lower shaft is integrally formed at the lower end of the screw rod, and the output shaft is connected with the lower shaft through a spline sliding pair.

Furthermore, an intermediate shaft is fixedly sleeved on the outer side of the output shaft, and an external spline is arranged on the intermediate shaft; the lower shaft is in a hollow tubular shape, the inner surface of the lower shaft is provided with an inner spline matched with the outer spline, and the lower shaft is sleeved on the outer side of the intermediate shaft in a sliding mode.

Further, the supporting seat comprises a platform and four fixed supports arranged at the upper end of the platform, positioning grooves for placing the test block molds are formed in the upper ends of the supports, pin holes for penetrating the positioning pins are formed in the side walls of the supports and the test block molds, and the supports and the test block molds are detachably and fixedly connected through the positioning pins.

Further, the positioning pin is provided with a small end and a large end, the large end is arranged on the outer side of the support, the small end penetrates through the pin hole, and the end face of the small end is flush with the inner surface of the peripheral wall of the test block mold.

Furthermore, the power device is an electric motor, and the lower end of the electric motor is fixed at the upper end of the platform through a bolt.

Furthermore, the ejector rod hole is a rectangular hole with a large upper end opening and a lower end opening, the ejector rod is matched with the rectangular hole in shape, the ejector rod is placed in the ejector rod hole, and the upper end face of the ejector rod is flush with the inner surface of the bottom wall of the test block mold.

Furthermore, a counter bore with a circular cross section is arranged at the lower end of the ejector rod; the upper end integrated into one piece of lead screw is provided with the locating lever, the external diameter of locating lever slightly is less than the internal diameter of counter bore, the locating lever activity cup joints in the counter bore.

Furthermore, a limiting block is fixed on the lower end face of the bottom wall of the test block mold, and a threaded hole which is through up and down is formed in the center of the limiting block.

Compared with the prior art, the utility model following beneficial effect has.

The utility model discloses a set up ejection mechanism below the test block mould to the up-and-down motion of ejector pin is realized to the mode through electric motor drive lead screw, and the concrete test block of motion through the ejector pin in with the test block mould is released, and the effectual problem of pouring the concrete test block in the mould and the drawing of patterns difficulty that causes with the mould adhesion has been solved. Meanwhile, in the demolding process, only the operator is required to control the forward rotation and the reverse rotation of the electric motor, other actions of the operator are not required, and the concrete test block manufacturing efficiency is improved.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a front view of the embodiment of the present invention.

Fig. 2 is a sectional view of the embodiment of the present invention.

Fig. 3 is a partial enlarged view of the embodiment a of the present invention.

Fig. 4 is a partial enlarged view of embodiment B of the present invention.

In the figure: 1 is a supporting seat, 11 is a platform, 12 is a bracket, 13 is a positioning groove, and 14 is a positioning pin;

2, a test block die, 21, 22 and 23 are respectively a top rod hole, a screw hole and a limiting block;

3 is an ejection mechanism, 31 is an ejector rod, 32 is a screw rod, 33 is a power device, 34 is an output shaft, 35 is a lower shaft, 36 is an intermediate shaft, and 37 is a positioning rod.

Detailed Description

The following description is further provided in connection with specific embodiments.

As shown in fig. 1 to 4, an efficient and fast test block fetching device comprises: supporting seat 1, test block mould 2 and ejection mechanism 3, supporting seat 1 includes platform 11 and four supports 12 of welded fastening setting in platform 11 upper end, and test block mould 2 is square, has seted up the cavity that is used for making the concrete test block in the test block mould 2. The support 12 is symmetrically arranged at the upper end of the platform 11 by taking the central line as an axis, the inner side interval of the support 12 is smaller than the width of the test block mold 2, and the outer side interval is larger than the width of the test block mold 2. The upper end of support 12 is equipped with the constant head tank 13 that is used for placing test block mould 2, and the inboard interval of two relative constant head tank 13 lateral walls slightly is greater than test block mould 2 width to place test block mould 2. In addition, the test block mold 2 can also be cylindrical, and the inner side distance of the side wall of the positioning groove 13 is only required to be slightly larger than the outer diameter of the test block mold 2.

The upper end of the cavity of the test block mold 2 is opened, four pin holes are formed in the peripheral wall of the cavity, a pin hole with the same size is also formed in the side wall of each support, and the support 12 and the test block mold 2 can be detachably fixed by penetrating through the positioning pin 14 in the pin hole. The positioning pin 14 has a small end and a large end, the large end is arranged outside the support 12 and closely attached to the outside of the support 12 for limiting, the small end is arranged in the pin hole in a penetrating manner, and the end face of the small end is flush with the inner surface of the circumferential wall of the test block mold 2 so as to seal the circumferential wall of the test block mold 2.

2 diapire centers of test block mould 2 have been seted up the ejector pin hole 2, have placed ejector pin 31 in the ejector pin hole 2, ejector pin hole 21 is the rectangular hole under the big, lower extreme opening of upper end opening, and ejector pin 31 shape suits with the rectangular hole to the up end of ejector pin 31 is so that 2 diapalls of test block mould are sealed with the internal surface parallel and level of 2 diapalls of test block mould.

As shown in fig. 3, a stopper 23 is fixed to the lower end surface of the bottom wall of the test block mold 2, a screw hole 22 penetrating through the stopper 23 from top to bottom is formed in the center of the stopper 23, and the stopper 23 can be replaced when the screw of the screw hole 22 is damaged.

As shown in fig. 4, the ejection mechanism 3 is arranged below the test block mold 2, the ejection mechanism 3 comprises an ejector rod 31, a lead screw 32 and a power device 33, a counter bore with a circular cross section is formed in the lower end of the ejector rod 31, a positioning rod 37 is integrally formed on the upper end of the lead screw 32, the outer diameter of the positioning rod 37 is slightly smaller than the inner diameter of the counter bore, and the positioning rod 37 is movably sleeved in the counter bore, so that the lead screw 32 rotates to prevent the ejector rod 31 from being driven, and meanwhile, upward thrust can be transmitted to drive the ejector rod 31 to move upwards.

As shown in fig. 3, the upper end of the screw rod 32 is arranged at the lower end of the ejector rod 31, the lower end of the screw rod 32 is integrally formed with a lower shaft 35, the lower shaft 35 is hollow and tubular, and the inner surface of the lower shaft is provided with an internal spline; the power device 33 is provided with an output shaft 34 for outputting torque, an intermediate shaft 36 is fixedly sleeved on the outer side of the output shaft 34, an external spline is arranged on the intermediate shaft 36, the internal spline is matched with the external spline, the lower shaft 35 is slidably sleeved on the outer side of the intermediate shaft 36, the lower shaft 35 can transmit torque and drive the screw rod 32 to rotate through spline sliding pair connection, and meanwhile, the screw rod 32 can axially slide relative to the output shaft 34 when rotating in the fixed screw rod hole 22.

Further, the power device 33 is an electric motor, the lower end of the electric motor is fixed at the upper end of the platform 11 through a bolt, and the electric motor can be controlled to rotate forwards or backwards through a control switch connected with the electric motor, so that the ejector rod 31 is driven to push the concrete test block.

During the use, make the concrete in test block mould 2 earlier, after the preparation is accomplished, through the fixed corotation of control switch power device 33, power device 33's output shaft 34 drives lead screw 32 through jackshaft 36 and rotates, and lead screw 32 rotates and upward movement in fixed lead screw hole 22, promotes the ejector pin 31 of lead screw hole 22 top, promotes the concrete test block. Then the power device 33 is controlled to rotate reversely, the screw rod 32 moves downwards, the ejector rod 31 falls into the ejector rod hole 21 due to the action of gravity to reset, and the next manufacturing of the concrete test block is started.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.

Claims

1. The utility model provides a high-efficient quick test block device of getting which characterized in that includes: a support base (1);

the test block mould (2) is arranged at the upper end of the supporting seat (1), a cavity for manufacturing a concrete test block is arranged in the test block mould (2), the upper end of the cavity is open, the periphery and the bottom wall of the cavity are closed, and a top rod hole (21) and a screw hole (22) are arranged in the center of the bottom wall;

the ejection mechanism (3) is arranged below the test block mold (2), the ejection mechanism (3) comprises an ejector rod (31), a screw rod (32) arranged at the lower end of the ejector rod and a power device (33) used for providing torque, the power device (33) is provided with an output shaft (34) for outputting the torque, and the screw rod (32) receives the torque transmitted by the output shaft (34) to rotate and can slide along the axial direction of the output shaft (34).

2. An efficient and rapid test block taking device as claimed in claim 1, characterized in that: the lower end of the lead screw (32) is integrally formed with a lower shaft (35), and the output shaft (34) is connected with the lower shaft (35) through a spline sliding pair.

3. An efficient and fast test block fetching device according to claim 2, characterized in that: an intermediate shaft (36) is fixedly sleeved on the outer side of the output shaft (34), and an external spline is arranged on the intermediate shaft (36); the lower shaft (35) is in a hollow tubular shape, the inner surface of the lower shaft is provided with an inner spline matched with the outer spline, and the lower shaft (35) is sleeved on the outer side of the intermediate shaft (36) in a sliding mode.

4. An efficient and fast test block fetching device according to claim 2, characterized in that: the supporting seat (1) comprises a platform (11) and four fixed supports (12) arranged at the upper end of the platform (11), the upper ends of the supports (12) are provided with positioning grooves (13) for placing the test block molds (2), pin holes for penetrating through positioning pins (14) are formed in the side walls of the supports (12) and the test block molds (2), and the supports (12) and the test block molds (2) are detachably and fixedly connected through the positioning pins (14).

5. An efficient and fast test block fetching device according to claim 4, characterized in that: the positioning pin (14) is provided with a small end and a large end, the large end is arranged on the outer side of the bracket (12), the small end penetrates through the pin hole, and the end face of the small end is flush with the inner surface of the peripheral wall of the test block mold (2).

6. An efficient and fast test block fetching device according to claim 4, characterized in that: the power device (33) is an electric motor, and the lower end of the electric motor is fixed at the upper end of the platform (11) through a bolt.

7. An efficient and fast test block fetching device according to claim 1, characterized in that: ejector pin hole (21) are the rectangle hole under the big, the lower extreme opening of upper end opening, ejector pin (31) shape with the rectangle hole suits, ejector pin hole (21) and the up end of ejector pin (31) and the internal surface parallel and level of test block mould (2) diapire in ejector pin (31) were placed.

8. An efficient and rapid test block taking device as claimed in claim 7, wherein: the lower end of the ejector rod (31) is provided with a counter bore with a circular cross section; the upper end of the lead screw (32) is integrally provided with a positioning rod (37), the outer diameter of the positioning rod (37) is slightly smaller than the inner diameter of the counter bore, and the positioning rod (37) is movably sleeved in the counter bore.

9. An efficient and fast test block fetching device according to any one of claims 1-8, characterized in that: the lower end face of the bottom wall of the test block mold (2) is fixed with a limiting block (23), and the center of the limiting block (23) is provided with a screw hole (22) which is through up and down.