CN204736326U - Dual horizontal shaft vibration continuous mixer - Google Patents

Abstract

The utility model relates to a concrete mixer equipment field especially relates to a dual horizontal shaft vibration continuous mixer, including chassis, agitator, stirring drive arrangement, stirring drive arrangement includes first motor, second motor, first speed reducer, second speed reducer, first gear, second gear, first shaft coupling, second shaft coupling, first gear and second gear intermeshing, still include vibrating device, vibrating device includes third motor, four Motors, a drive mechanism, the 2nd drive mechanism, first vibration axle, second vibration axle, first vibration exciter, second vibration exciter, the utility model discloses existing stirring to the mixture also produces the excitation to the mixture, in the mixture of messenger's adhesion on (mixing) shaft and agitator wall falls into the agitator simultaneously to avoided the phenomenon of seize and wall built -up, made the stirring more even.

Description

A twin-shaft vibrating continuous mixer

technical field

The utility model relates to the field of concrete mixer equipment, in particular to a twin-shaft vibrating continuous mixer.

Background technique

At present, due to the continuous advancement of my country's urbanization process, commercial concrete has been rapidly developed and applied in large and medium-sized cities across the country. Traditional batch concrete mixing equipment occupies a dominant position in the market, but batch concrete mixing equipment has the following shortcomings. The process flow of mixing materials is intermittent, and there is a waiting time for materials, which reduces the utilization rate of equipment. The equipment is huge, transportation and installation are inconvenient, and the transition period is long. The existing batch type concrete mixer is usually a mixing station type or a mixing building type, which has the problems of high manufacturing cost, complex structure, large occupied area, and inconvenient assembly and disassembly.

The feeding, mixing and discharging of the continuous concrete mixer are all carried out continuously, which improves the production efficiency. However, the existing continuous concrete mixer technology is mostly used to produce low-strength concrete due to the short mixing time and insufficient mixing.

Contents of the invention

The utility model provides a stable, reliable, high-efficiency continuous twin-shaft vibrating continuous mixer in order to overcome the shortcomings of low production efficiency, shaft holding, wall hanging and uneven stirring in the prior art.

The utility model provides a double-shaft vibrating continuous mixer, which includes a bottom frame, a mixing barrel and a stirring drive device arranged on the bottom frame, and the two ends of the mixing barrel are respectively provided with a feed port and a discharge port, and the feed port It is located on the upper side of the mixing barrel, and the discharge port is located on the lower side of the mixing barrel. The first stirring shaft and the second stirring shaft are arranged in parallel in the mixing barrel. Supported by a bearing and a second bearing, the first stirring shaft and the second stirring shaft are respectively provided with at least one set of first stirring arm and second stirring arm, and the ends of the first stirring arm and the second stirring arm are provided with stirring blades. The distance between a stirring shaft and the second stirring shaft is greater than the length of any one of the first stirring arm or the second stirring arm, and is less than the total length of a group of the first stirring arm and the second stirring arm; the stirring driving device includes the first A motor and a second motor, the first motor and the second motor are connected to the first reducer and the second reducer respectively;

The output shaft of the first reducer and the output shaft of the second reducer are respectively connected with the first coupling and the second coupling through the first gear and the second gear, and the first coupling, the second coupling and the The first stirring shaft and the second stirring shaft are connected, and the first gear and the second gear mesh with each other;

It also includes a vibration device, the vibration device includes a third motor and a fourth motor, the third motor and the fourth motor are respectively connected to a first transmission mechanism and a second transmission mechanism, and the first transmission mechanism and the second transmission mechanism are connected to a first vibration axis, the second vibration axis, the first vibration axis and the second vibration axis are connected to the first stirring shaft and the second stirring shaft through the first vibrating device and the second vibrating shaft respectively, the first vibrating shaft and the second vibrating shaft Supported by the third bearing and the fourth bearing respectively.

The angle between the adjacent first stirring arms on the first stirring shaft or the adjacent second stirring arms on the second stirring shaft is 90°, the first stirring arm on the first stirring shaft and the second stirring arm on the second stirring shaft The included angle between the second stirring arms at the upper corresponding positions is 45°.

Beneficial effect:

1. The utility model not only stirs the mixture, but also generates excitation to the mixture, so that the mixture adhered to the stirring shaft and the wall of the mixing drum falls into the mixing drum, thus avoiding shaft holding and wall hanging The phenomenon.

2. The utility model puts the coupling in the stirring device between the rotating shaft and the gear, so that the gear is far away from the rotating shaft, so as to prevent the vibration of the rotating shaft from greatly damaging the gear and prolong the service life of the gear.

3. Compared with the traditional continuous concrete mixer, the utility model not only adds vibration to the mixing blade, but also transmits the vibration to the mixture during the mixing process, so that the relative movement of the mixture particles is stronger, and the cement and water form The cement mass becomes smaller, the uniformity of cement dispersion is improved, the concrete is mixed more evenly, the strength of concrete is improved, and the production efficiency is improved at the same time.

Description of drawings

Fig. 1 is the front view of a kind of twin-shaft vibration continuous mixer of the utility model;

Fig. 2 is a top view of a twin-shaft vibrating continuous mixer of the present invention.

detailed description

Embodiment 1: as shown in Fig. 1, Fig. 2, a kind of double-horizontal-shaft vibrating continuous mixer comprises underframe 1, is arranged on underframe 1 mixing tank 2 and agitating driving device, and the two ends of mixing tank 2 are arranged respectively There are feed port 3 and discharge port 4, feed port 3 is located on the upper side of the mixing tank 2, and the discharge port 4 is located on the lower side of the mixing tank 2, and the first stirring shaft 5 and the second stirring shaft 5 are arranged in parallel in the mixing tank 2. The stirring shaft 6, the first stirring shaft 5 and the second stirring shaft 6 are respectively supported by the first bearing 7 and the second bearing 8 positioned at the outside of the mixing tank 2, and the first stirring shaft 5 and the second stirring shaft 6 are respectively provided with at least one A first stirring arm and a second stirring arm are set, the ends of the first stirring arm and the second stirring arm are provided with stirring blades, and the distance between the first stirring shaft 5 and the second stirring shaft 6 is greater than that of the first stirring arm or the second stirring arm. Any length of the stirring arm, and less than the total length of a group of the first stirring arm and the second stirring arm; the stirring drive device includes a first motor 9 and a second motor 10, and the first motor 9, the second motor 10 are respectively connected with The first reducer 11 and the second reducer 12 are connected;

The output shaft of the first speed reducer 11 and the output shaft of the second speed reducer 12 are respectively connected with the first coupling 13 and the second coupling 14 through the first gear 15 and the second gear 16, and the first coupling 13 1. The second coupling 14 is connected with the first stirring shaft 5 and the second stirring shaft 6, and the first gear 15 and the second gear 16 are meshed with each other; at the same time, it is ensured that the first rotating shaft 5 and the second rotating shaft 6 maintain synchronous reverse rotation;

Also comprise vibration device, vibration device comprises the 3rd motor 17 and the 4th motor 18, the 3rd motor 17, the 4th motor 18 are respectively connected with the first transmission mechanism 19, the second transmission mechanism 20, the first transmission mechanism 19, the second transmission mechanism The transmission mechanism 20 is connected with a first vibrating shaft 21 and a second vibrating shaft 22, and the first vibrating shaft 21 and the second vibrating shaft 22 respectively pass through the first vibrator 23, the second vibrator 24 and the first stirring shaft 5, The second stirring shaft 6 is connected, and the first vibrating shaft 21 and the second vibrating shaft 22 are respectively supported by the third bearing 25 and the fourth bearing 26; The rotation of the mixer is converted into the radial runout of the stirring shaft.

The included angle between the adjacent first stirring arm on the first stirring shaft 5 or the adjacent second stirring arm on the second stirring shaft 6 is 90°, and the first stirring arm positioned on the first stirring shaft 5 and the second stirring arm positioned on the second stirring shaft The included angle between the second stirring arms at corresponding positions on the two stirring shafts 6 is 45°.

During specific work, the third motor 17 provides power to the first vibration shaft 21 through the first transmission device 19, the fourth motor 18 provides power to the second vibration shaft 22 through the second transmission device 20, and the first vibration shaft 21 passes through the first vibration shaft 21. The vibrator 23 drives the first stirring shaft 5, and the second vibrating shaft 22 drives the second stirring shaft 6 through the second vibrator 24, so that the first stirring shaft 5 and the second stirring shaft 6 generate high-frequency radial runout;

The first motor 9 at the other end makes the first stirring shaft 5 rotate through the first reducer 11, the first gear 15, the first coupling 13, and the second motor 10 passes through the second reducer 12, the second gear 16, the second The second shaft coupling 14 makes the second stirring shaft 6 rotate opposite to the first stirring shaft 5;

The above two motion forms are respectively input from the two ends of the first stirring shaft 5 and the second stirring shaft 6, so that the first stirring shaft 5 and the second stirring shaft 6 produce compound motion, that is: there is both stirring of the mixture and at the same time It also excites the mixture. After the aggregate and binder enter from the feed port 3, they are stirred by the stirring arm while moving from the feed port 3 to the discharge port 4. When the mixture moves to the discharge port 4, the mixing process ends.

The stirring arm and the barrel wall are excited by the vibrating shaft, and the resulting vibration makes the mixture adhered to the stirring shaft and the mixing barrel wall fall into the mixing barrel 2, thus avoiding the phenomenon of shaft holding and wall hanging. Compared with the traditional continuous concrete mixer, the utility model not only further improves the production efficiency, but also avoids the phenomenon of shaft holding and hanging on the wall, and more importantly, the concrete mixing is more uniform and the concrete strength is improved.

Claims (2)

1. A twin-shaft vibrating continuous mixer, comprising a base frame (1), a mixing tank (2) and a stirring drive device arranged on the base frame (1), the two ends of the mixing tank (2) are respectively equipped with The feeding port (3) and the feeding port (4), the feeding port (3) is located on the upper side of the mixing barrel (2), and the feeding port (4) is located on the lower side of the mixing barrel (2), The first stirring shaft (5) and the second stirring shaft (6) are arranged in parallel in the mixing barrel (2), and the first stirring shaft (5) and the second stirring shaft (6) are respectively located in the stirring barrel ( 2) Supported by the first bearing (7) and the second bearing (8) on the outside, the first stirring shaft (5) and the second stirring shaft (6) are respectively provided with at least one set of first stirring arms and second stirring arms arm, the ends of the first stirring arm and the second stirring arm are provided with stirring blades, and the distance between the first stirring shaft (5) and the second stirring shaft (6) is greater than that of the first stirring arm or the second stirring arm The length of any one of the arms is less than the total length of a group of first stirring arms and second stirring arms; the stirring drive device includes a first motor (9) and a second motor (10), and the first motor ( 9), the second motor (10) is respectively connected with the first reducer (11) and the second reducer (12); It is characterized in that: the output shaft of the first reducer (11) and the output shaft of the second reducer (12) pass through the first gear (15), the second gear (16) and the first coupling (13) respectively ), the second coupling (14), the first coupling (13), the second coupling (14) are connected with the first stirring shaft (5), the second stirring shaft (6), so The first gear (15) and the second gear (16) mesh with each other; It also includes a vibration device, the vibration device includes a third motor (17) and a fourth motor (18), and the third motor (17) and the fourth motor (18) are respectively connected with a first transmission mechanism (19), The second transmission mechanism (20), the first transmission mechanism (19) and the second transmission mechanism (20) are connected with a first vibration shaft (21) and a second vibration shaft (22), and the first vibration shaft ( 21), the second vibrating shaft (22) is respectively connected with the first stirring shaft (5) and the second stirring shaft (6) through the first vibrator (23) and the second vibrator (24), and the second The first vibration shaft (21) and the second vibration shaft (22) are respectively supported by the third bearing (25) and the fourth bearing (26). 2. The twin-shaft vibrating continuous mixer according to claim 1, characterized in that: the adjacent first stirring arm on the first stirring shaft (5) or the adjacent second stirring arm on the second stirring shaft (6) The angle between the two stirring arms is 90°, the angle between the first stirring arm on the first stirring shaft (5) and the second stirring arm on the corresponding position on the second stirring shaft (6) is 45° .