Tank cover driving mechanism of efficient light and superfine powder mixing tank

Abstract

The utility model relates to an efficient light and superfine powder mixing tank cover driving mechanism which comprises a mixing tank body, a mixing tank cover, a rotating mechanism and a crank connecting rod mechanism, the mixing tank cover is arranged on the mixing tank body, and the rotating mechanism and the crank connecting rod mechanism are arranged on the mixing tank body. And the rotating mechanism and the crank-link mechanism are respectively connected with the mixing tank cover. The mixing tank cover has the advantages that the mixing tank cover adopts the rotating mechanism and the crank-link mechanism, so that the mixing tank cover is opened and closed, the structure is simple, parts are reduced, and the later maintenance cost is reduced; the adjusting handle can adjust the initial horizontal height position of the cover to ensure the position of the cover and the sealing reliability; due to installation errors of the transmission shaft 40, errors in the vertical direction need to be adjusted and eliminated through an adjusting handle sometimes on site, and therefore the requirements for alignment precision of the mixing tank cover and sealing of the tank body can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire -resistant material industry material mixing technological process and control technical field especially relates to a kind of efficient light and superfine powder mixing tank cover driving mechanism. BACKGROUND

[0002] The existing fire-resistant material industry material mixing technology generally uses ordinary powder mixing processing equipment, with the requirement of long life and erosion resistance of firebrick in the fire-resistant material industry, the ordinary powder mixed firebrick is difficult to meet the requirement of steel industry to fire-resistant material, the development of light and superfine powder material in the fire-resistant material industry can solve the requirement of long life firebrick in the steel industry, however, when the mixing tank cover opening device is lifted and opened by crane and hook, the lifting chain and the center of the mixing tank cover cannot be guaranteed to coincide, which can easily cause the mixing tank cover and the mixing tank body to be scratched, affecting the service life of the mixing tank. SUMMARY

[0003] The utility model aims at providing efficient light and superfine powder mixing tank cover driving mechanism, provide a kind of simple structure, can be used for the driving mechanism of the opening and closing of mixing tank cover for mechanical adjustment.

[0004] To achieve the above object, the utility model realizes by the following technical scheme:

[0005] A kind of efficient light and superfine powder mixing tank cover driving mechanism, including mixing tank body, mixing tank cover, rotating mechanism, crank connecting rod mechanism, mixing tank cover is equipped on mixing tank body, rotating mechanism and crank connecting rod mechanism are equipped on mixing tank body, rotating mechanism and crank connecting rod mechanism are connected with mixing tank cover respectively.

[0006] Rotating mechanism includes transmission shaft, ball bearing, bearing seat, end cover, base, handle, base fixed plate, ball bearing is arranged in bearing seat, transmission shaft is connected with bearing seat by ball bearing, mixing tank cover is fixedly connected with bearing seat, bearing seat rotates together with mixing tank cover, end cover is fixedly connected with bearing seat by bolt, base is fixedly connected with base fixed plate by bolt, the height in vertical direction is adjusted by handle to transmission shaft.

[0007] The crank-connecting rod mechanism includes a crank-connecting rod, a spherical bearing, a door-opening drive cylinder, a cylinder base, a bearing housing, a bearing, an end cap, and a rotating shaft. The crank-connecting rod connects the door-opening drive cylinder to the mixing tank lid. The cylinder rod of the door-opening drive cylinder is connected to the crank-connecting rod via a spherical bearing. The cylinder body of the door-opening drive cylinder is connected to the cylinder base via a spherical bearing. The rotating shaft is hinged to the crank-connecting rod via a spherical bearing to support the opening and closing of the lid. The end cap is fixed to the rotating shaft with bolts. The bearing is installed between the bearing housing and the rotating shaft. The door-opening drive cylinder drives the crank-connecting rod to open and close the mixing tank lid around the spherical bearing by extending and retracting the cylinder rod.

[0008] Compared with the prior art, the beneficial effects of this utility model are:

[0009] 1. The mixing tank lid adopts a rotating mechanism and a crank-connecting rod mechanism to realize the opening and closing action of the mixing tank lid. The structure is simple, reduces the number of parts, and reduces the later maintenance cost.

[0010] 2. The rotating mechanism adopts a crank-connecting rod mechanism to ensure precise positioning of its movements. The pneumatic system provides compressed air power during operation to maintain accurate positioning.

[0011] 3. The adjustment handle can be used to adjust the initial horizontal position of the cap, ensuring the position of the cap and the reliability of the seal;

[0012] 4. Due to installation errors, the vertical error of the drive shaft 40 sometimes needs to be adjusted and eliminated on site by adjusting the handle. This can meet the requirements of the alignment accuracy of the mixing tank cover and the sealing of the tank body.

[0013] 5. The middle part of the crank connecting rod forms a connecting rod mechanism with the bearing housing and the rotating shaft through the joint bearing. It has a lever amplification effect, which can complete the lifting action of the can lid with a smaller thrust, reduce the cylinder diameter of the pushing cylinder, and reduce power consumption.

[0014] 6. The shaft and crank connecting rod are hinged together by a spherical bearing to ensure reliable support for the mixing tank lid. During the movement, the use of a spherical bearing that can deflect and rotate reduces the resistance of the mechanism's movement. Attached Figure Description

[0015] Figure 1 This is a front view of the layout of the drive mechanism for the lid of a high-efficiency lightweight and ultrafine powder mixing tank.

[0016] Figure 2 This is a structural diagram of the mixing tank lid.

[0017] Figure 3 This is a diagram of the rotating mechanism of the mixing tank lid BB.

[0018] Figure 4Is the mixed tank tank cover C-C crank connecting rod mechanism diagram.

[0019] Figure: 40 - transmission shaft 41 - ball bearing 42 - bearing seat 43 - end cover 44 - base 45 - handle 46 - base fixed plate 47 - crank connecting rod 48 - joint bearing 49 - door opening drive cylinder 50 - cylinder base 51 - bearing seat 52 - bearing 53 - end cover 54 - rotating shaft 55 - mixed tank tank cover 56 - mixed tank tank body. DETAILED DESCRIPTION

[0020] The utility model will be described in detail below in conjunction with the drawings of the specification, but it should be pointed out that the implementation of the utility model is not limited to the following embodiments.

[0021] The following examples are implemented on the premise of the technical scheme of the utility model, and detailed implementation modes and specific operation processes are given, but the protection scope of the utility model is not limited to the following examples. The methods used in the following examples are all conventional methods unless otherwise specified.

[0022] Example 1

[0023] A novel high-efficiency light and superfine powder mixing tank cover driving mechanism, see Figures 1-3 , the mixing tank includes an upper tank body and a lower tank body, the upper tank body is small, the lower tank body is large, and the upper tank body and the lower tank body are sealed by a sealing ring. The mixing tank upper cover rotating device is fixed on the lower tank body through the lower base fixed plate 46 and the base 44, the shaft seat 42 is fixed on the upper tank body, and the upper tank body and the lower tank body can rotate relative to each other, and the adjusting handle 45 can adjust the up-down position of the rotating shaft 40. The mixing tank upper cover rotating device includes a rotating mechanism and a crank connecting rod mechanism, the rotating mechanism includes a rotating shaft 40, a ball bearing 41, a bearing seat 42, an end cover 43, a base 44, a handle 45, and a base fixed plate 46, the ball bearing 41 is arranged in the bearing seat 42, the rotating shaft 40 is connected with the bearing seat 42 through the ball bearing 41, the mixing tank tank cover is fixedly connected with the bearing seat 42, the bearing seat 42 rotates together with the mixing tank tank cover, the end cover 43 is fixedly connected with the bearing seat 42 through bolts, the base 44 is fixedly connected with the base fixed plate 46 through bolts, and the rotating shaft 40 adjusts the vertical height through the handle 45;

[0024] See Figure 1 、 Figure 2 、 Figure 4, the mixing machine door opening shaft seat is driven by the door opening driving cylinder 49, is fixedly connected with the mixing tank cover through the crank connecting rod 47, the middle part of the crank connecting rod 47 is connected with the bearing seat 51 and the rotating shaft 54 through the joint bearing 48, the crank connecting rod 47 is used for opening and closing the mixing tank cover, the bearing 52 supports rotation, and the end cover 53 controls the axial movement of the rotating shaft 54 through the bearing 52.The crank connecting rod mechanism includes the crank connecting rod 47, the joint bearing 48, the door opening driving cylinder 49, the cylinder base 50, the bearing seat 51, the bearing 52, the end cover 53 and the rotating shaft 54, the crank connecting rod 47 is used for connecting the door opening driving cylinder 49 and the tank body upper cover, the cylinder rod of the door opening driving cylinder 49 is connected with the crank connecting rod 47 through the joint bearing, the cylinder body of the driving cylinder 49 is connected with the cylinder base 50 through the joint bearing, the swing margin is relatively large, the rotating shaft 54 is hinged with the crank connecting rod 47 through the joint bearing 48, and the rotating shaft 54 is used for supporting the opening and closing of the upper cover, the end cover 53 is fixed on the rotating shaft 54 through bolts, and the bearing 52 is installed between the bearing seat 51 and the rotating shaft 54;the door opening driving cylinder 49 drives the crank connecting rod 47 to open and close the mixing tank cover around the joint bearing 48 through the extension and retraction of the cylinder rod.

[0025] Working process:

[0026] The opening and closing of the mixing tank cover is completed by the extension and retraction of the cylinder rod of the door opening driving cylinder 49 to drive the crank connecting rod mechanism, and the specific process is as follows: when the opening and closing tank cover door driving cylinder 49 cylinder rod has rod cavity ventilation, the cylinder rod retracts, the cylinder rod moves downward, the overall length of the cylinder rod is shortened, and the crank connecting rod 47 is driven to rotate counterclockwise around the joint bearing 48 through the hinged joint bearing at the head of the cylinder rod, since the other end of the crank connecting rod 47 is welded together with the tank cover 55, the tank cover 55 is opened to the side under the driving of the crank connecting rod 47, and the tank cover starts to open;when the tank cover 55 reaches the opening position, the opening and closing switch sends a signal, the driving cylinder 49 stops moving, and the tank cover is in the opening position; when the tank cover 55 needs to be closed, the driving cylinder 49 is ventilated without rod cavity, the cylinder rod extends, the cylinder rod moves upward, the overall length of the cylinder rod is lengthened, and the crank connecting rod 47 is driven to rotate clockwise around the joint bearing 48 through the hinged joint bearing at the head of the cylinder rod, since the other end of the crank connecting rod 47 is welded together with the tank cover 55, the tank cover 55 starts to close under the driving of the crank connecting rod 47, and the tank cover reaches the closing position; when the tank cover 55 reaches the closing position, the opening and closing switch sends a signal, the driving cylinder 49 stops moving, and the tank cover is in the closing position.

[0027] The utility model discloses a mixed tank cover adopts rotating mechanism and crank connecting rod mechanism, realizes the action of mixed tank cover opening and closing, simple structure reduces spare parts, reduces the later maintenance cost, rotating mechanism adopts crank connecting rod mechanism, guarantees its accurate positioning, pneumatic system saves compressed air power in the working process, always saves its position accuracy, adjusts the handle and can adjust the initial level height position of lid, ensures the reliability of the position and sealing of lid, transmission shaft 40 due to installation error, sometimes need through adjusting handle to adjust and eliminate the error of vertical direction on the spot, like this can satisfy the requirement of mixed tank cover alignment accuracy and tank body sealing, the middle part of crank connecting rod passes through joint bearing and bearing seat, and turns and draws each other and constitutes connecting rod mechanism, has lever amplification effect, can use smaller thrust to complete the lifting action of tank cover, reduces the cylinder diameter of push cylinder, reduces power consumption, the rotating shaft is hinged together with crank connecting rod through joint bearing, guarantees reliable support mixed tank cover, in the movement process, because adopting the joint bearing that can deflect rotation, makes the movement process of mechanism reduce the resistance.

Claims

1. A high efficiency light weight and ultra fine powder mix tank cover drive mechanism characterized by, The mixing tank body is provided with a mixing tank cover, a rotating mechanism and a crank connecting rod mechanism, the rotating mechanism and the crank connecting rod mechanism are connected with the mixing tank cover respectively; The rotating mechanism comprises a transmission shaft, a ball bearing, a bearing seat, an end cover, a base, a handle, and a base fixing plate, the ball bearing is arranged in the bearing seat, the transmission shaft is connected with the bearing seat through the ball bearing, the mixing tank cover is fixedly connected with the bearing seat, the bearing seat rotates together with the mixing tank cover, the end cover is fixedly connected with the bearing seat through bolts, the base is fixedly connected with the base fixing plate through bolts, and the transmission shaft is adjusted in the vertical direction through the handle.

2. A high efficiency light weight and ultra fine powder mixing tank cover drive mechanism according to claim 1, wherein, The crank connecting rod mechanism comprises a crank connecting rod, a joint bearing, a door opening driving cylinder, a cylinder base, a bearing seat, a bearing, an end cover and a rotating shaft, the crank connecting rod is used for connecting the door opening driving cylinder and the mixing tank cover, the cylinder rod of the door opening driving cylinder is connected with the crank connecting rod through the joint bearing, the cylinder body of the door opening driving cylinder is connected with the cylinder base through the joint bearing, the rotating shaft is hinged with the crank connecting rod through the joint bearing, is used for supporting the opening and closing of the upper cover, the end cover is fixed on the rotating shaft through bolts, and the bearing is installed between the bearing seat and the rotating shaft; the door opening driving cylinder drives the crank connecting rod to open and close the mixing tank cover around the joint bearing through the extension and retraction of the cylinder rod.

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